devices/e1000e/phy-3.2-ethercat.c
author Florian Pose <fp@igh-essen.com>
Mon, 23 Jul 2012 16:20:40 +0200
changeset 2406 fee219bb31a9
permissions -rw-r--r--
Added e1000e driver for kernel 3.2, thanks to J. Kunz.
2406
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
     1
/*******************************************************************************
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
     2
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
     3
  Intel PRO/1000 Linux driver
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
     4
  Copyright(c) 1999 - 2011 Intel Corporation.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
     5
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
     6
  This program is free software; you can redistribute it and/or modify it
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
     7
  under the terms and conditions of the GNU General Public License,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
     8
  version 2, as published by the Free Software Foundation.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
     9
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    10
  This program is distributed in the hope it will be useful, but WITHOUT
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    11
  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    12
  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    13
  more details.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    14
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    15
  You should have received a copy of the GNU General Public License along with
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    16
  this program; if not, write to the Free Software Foundation, Inc.,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    17
  51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    18
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    19
  The full GNU General Public License is included in this distribution in
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    20
  the file called "COPYING".
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    21
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    22
  Contact Information:
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    23
  Linux NICS <linux.nics@intel.com>
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    24
  e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    25
  Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    26
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    27
*******************************************************************************/
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    28
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    29
#include <linux/delay.h>
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    30
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    31
#include "e1000-3.2-ethercat.h"
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    32
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    33
static s32 e1000_get_phy_cfg_done(struct e1000_hw *hw);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    34
static s32 e1000_phy_force_speed_duplex(struct e1000_hw *hw);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    35
static s32 e1000_set_d0_lplu_state(struct e1000_hw *hw, bool active);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    36
static s32 e1000_wait_autoneg(struct e1000_hw *hw);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    37
static u32 e1000_get_phy_addr_for_bm_page(u32 page, u32 reg);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    38
static s32 e1000_access_phy_wakeup_reg_bm(struct e1000_hw *hw, u32 offset,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    39
					  u16 *data, bool read, bool page_set);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    40
static u32 e1000_get_phy_addr_for_hv_page(u32 page);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    41
static s32 e1000_access_phy_debug_regs_hv(struct e1000_hw *hw, u32 offset,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    42
                                          u16 *data, bool read);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    43
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    44
/* Cable length tables */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    45
static const u16 e1000_m88_cable_length_table[] = {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    46
	0, 50, 80, 110, 140, 140, E1000_CABLE_LENGTH_UNDEFINED };
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    47
#define M88E1000_CABLE_LENGTH_TABLE_SIZE \
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    48
		ARRAY_SIZE(e1000_m88_cable_length_table)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    49
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    50
static const u16 e1000_igp_2_cable_length_table[] = {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    51
	0, 0, 0, 0, 0, 0, 0, 0, 3, 5, 8, 11, 13, 16, 18, 21, 0, 0, 0, 3,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    52
	6, 10, 13, 16, 19, 23, 26, 29, 32, 35, 38, 41, 6, 10, 14, 18, 22,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    53
	26, 30, 33, 37, 41, 44, 48, 51, 54, 58, 61, 21, 26, 31, 35, 40,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    54
	44, 49, 53, 57, 61, 65, 68, 72, 75, 79, 82, 40, 45, 51, 56, 61,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    55
	66, 70, 75, 79, 83, 87, 91, 94, 98, 101, 104, 60, 66, 72, 77, 82,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    56
	87, 92, 96, 100, 104, 108, 111, 114, 117, 119, 121, 83, 89, 95,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    57
	100, 105, 109, 113, 116, 119, 122, 124, 104, 109, 114, 118, 121,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    58
	124};
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    59
#define IGP02E1000_CABLE_LENGTH_TABLE_SIZE \
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    60
		ARRAY_SIZE(e1000_igp_2_cable_length_table)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    61
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    62
#define BM_PHY_REG_PAGE(offset) \
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    63
	((u16)(((offset) >> PHY_PAGE_SHIFT) & 0xFFFF))
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    64
#define BM_PHY_REG_NUM(offset) \
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    65
	((u16)(((offset) & MAX_PHY_REG_ADDRESS) |\
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    66
	 (((offset) >> (PHY_UPPER_SHIFT - PHY_PAGE_SHIFT)) &\
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    67
		~MAX_PHY_REG_ADDRESS)))
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    68
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    69
#define HV_INTC_FC_PAGE_START             768
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    70
#define I82578_ADDR_REG                   29
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    71
#define I82577_ADDR_REG                   16
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    72
#define I82577_CFG_REG                    22
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    73
#define I82577_CFG_ASSERT_CRS_ON_TX       (1 << 15)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    74
#define I82577_CFG_ENABLE_DOWNSHIFT       (3 << 10) /* auto downshift 100/10 */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    75
#define I82577_CTRL_REG                   23
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    76
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    77
/* 82577 specific PHY registers */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    78
#define I82577_PHY_CTRL_2            18
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    79
#define I82577_PHY_STATUS_2          26
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    80
#define I82577_PHY_DIAG_STATUS       31
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    81
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    82
/* I82577 PHY Status 2 */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    83
#define I82577_PHY_STATUS2_REV_POLARITY   0x0400
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    84
#define I82577_PHY_STATUS2_MDIX           0x0800
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    85
#define I82577_PHY_STATUS2_SPEED_MASK     0x0300
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    86
#define I82577_PHY_STATUS2_SPEED_1000MBPS 0x0200
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    87
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    88
/* I82577 PHY Control 2 */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    89
#define I82577_PHY_CTRL2_AUTO_MDIX        0x0400
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    90
#define I82577_PHY_CTRL2_FORCE_MDI_MDIX   0x0200
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    91
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    92
/* I82577 PHY Diagnostics Status */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    93
#define I82577_DSTATUS_CABLE_LENGTH       0x03FC
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    94
#define I82577_DSTATUS_CABLE_LENGTH_SHIFT 2
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    95
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    96
/* BM PHY Copper Specific Control 1 */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    97
#define BM_CS_CTRL1                       16
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    98
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    99
#define HV_MUX_DATA_CTRL               PHY_REG(776, 16)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   100
#define HV_MUX_DATA_CTRL_GEN_TO_MAC    0x0400
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   101
#define HV_MUX_DATA_CTRL_FORCE_SPEED   0x0004
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   102
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   103
/**
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   104
 *  e1000e_check_reset_block_generic - Check if PHY reset is blocked
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   105
 *  @hw: pointer to the HW structure
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   106
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   107
 *  Read the PHY management control register and check whether a PHY reset
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   108
 *  is blocked.  If a reset is not blocked return 0, otherwise
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   109
 *  return E1000_BLK_PHY_RESET (12).
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   110
 **/
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   111
s32 e1000e_check_reset_block_generic(struct e1000_hw *hw)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   112
{
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   113
	u32 manc;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   114
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   115
	manc = er32(MANC);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   116
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   117
	return (manc & E1000_MANC_BLK_PHY_RST_ON_IDE) ?
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   118
	       E1000_BLK_PHY_RESET : 0;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   119
}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   120
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   121
/**
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   122
 *  e1000e_get_phy_id - Retrieve the PHY ID and revision
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   123
 *  @hw: pointer to the HW structure
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   124
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   125
 *  Reads the PHY registers and stores the PHY ID and possibly the PHY
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   126
 *  revision in the hardware structure.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   127
 **/
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   128
s32 e1000e_get_phy_id(struct e1000_hw *hw)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   129
{
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   130
	struct e1000_phy_info *phy = &hw->phy;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   131
	s32 ret_val = 0;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   132
	u16 phy_id;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   133
	u16 retry_count = 0;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   134
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   135
	if (!(phy->ops.read_reg))
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   136
		goto out;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   137
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   138
	while (retry_count < 2) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   139
		ret_val = e1e_rphy(hw, PHY_ID1, &phy_id);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   140
		if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   141
			goto out;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   142
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   143
		phy->id = (u32)(phy_id << 16);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   144
		udelay(20);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   145
		ret_val = e1e_rphy(hw, PHY_ID2, &phy_id);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   146
		if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   147
			goto out;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   148
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   149
		phy->id |= (u32)(phy_id & PHY_REVISION_MASK);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   150
		phy->revision = (u32)(phy_id & ~PHY_REVISION_MASK);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   151
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   152
		if (phy->id != 0 && phy->id != PHY_REVISION_MASK)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   153
			goto out;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   154
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   155
		retry_count++;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   156
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   157
out:
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   158
	return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   159
}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   160
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   161
/**
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   162
 *  e1000e_phy_reset_dsp - Reset PHY DSP
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   163
 *  @hw: pointer to the HW structure
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   164
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   165
 *  Reset the digital signal processor.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   166
 **/
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   167
s32 e1000e_phy_reset_dsp(struct e1000_hw *hw)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   168
{
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   169
	s32 ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   170
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   171
	ret_val = e1e_wphy(hw, M88E1000_PHY_GEN_CONTROL, 0xC1);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   172
	if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   173
		return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   174
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   175
	return e1e_wphy(hw, M88E1000_PHY_GEN_CONTROL, 0);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   176
}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   177
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   178
/**
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   179
 *  e1000e_read_phy_reg_mdic - Read MDI control register
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   180
 *  @hw: pointer to the HW structure
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   181
 *  @offset: register offset to be read
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   182
 *  @data: pointer to the read data
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   183
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   184
 *  Reads the MDI control register in the PHY at offset and stores the
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   185
 *  information read to data.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   186
 **/
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   187
s32 e1000e_read_phy_reg_mdic(struct e1000_hw *hw, u32 offset, u16 *data)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   188
{
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   189
	struct e1000_phy_info *phy = &hw->phy;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   190
	u32 i, mdic = 0;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   191
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   192
	if (offset > MAX_PHY_REG_ADDRESS) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   193
		e_dbg("PHY Address %d is out of range\n", offset);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   194
		return -E1000_ERR_PARAM;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   195
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   196
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   197
	/*
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   198
	 * Set up Op-code, Phy Address, and register offset in the MDI
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   199
	 * Control register.  The MAC will take care of interfacing with the
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   200
	 * PHY to retrieve the desired data.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   201
	 */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   202
	mdic = ((offset << E1000_MDIC_REG_SHIFT) |
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   203
		(phy->addr << E1000_MDIC_PHY_SHIFT) |
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   204
		(E1000_MDIC_OP_READ));
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   205
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   206
	ew32(MDIC, mdic);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   207
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   208
	/*
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   209
	 * Poll the ready bit to see if the MDI read completed
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   210
	 * Increasing the time out as testing showed failures with
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   211
	 * the lower time out
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   212
	 */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   213
	for (i = 0; i < (E1000_GEN_POLL_TIMEOUT * 3); i++) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   214
		udelay(50);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   215
		mdic = er32(MDIC);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   216
		if (mdic & E1000_MDIC_READY)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   217
			break;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   218
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   219
	if (!(mdic & E1000_MDIC_READY)) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   220
		e_dbg("MDI Read did not complete\n");
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   221
		return -E1000_ERR_PHY;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   222
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   223
	if (mdic & E1000_MDIC_ERROR) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   224
		e_dbg("MDI Error\n");
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   225
		return -E1000_ERR_PHY;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   226
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   227
	*data = (u16) mdic;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   228
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   229
	/*
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   230
	 * Allow some time after each MDIC transaction to avoid
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   231
	 * reading duplicate data in the next MDIC transaction.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   232
	 */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   233
	if (hw->mac.type == e1000_pch2lan)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   234
		udelay(100);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   235
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   236
	return 0;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   237
}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   238
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   239
/**
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   240
 *  e1000e_write_phy_reg_mdic - Write MDI control register
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   241
 *  @hw: pointer to the HW structure
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   242
 *  @offset: register offset to write to
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   243
 *  @data: data to write to register at offset
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   244
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   245
 *  Writes data to MDI control register in the PHY at offset.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   246
 **/
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   247
s32 e1000e_write_phy_reg_mdic(struct e1000_hw *hw, u32 offset, u16 data)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   248
{
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   249
	struct e1000_phy_info *phy = &hw->phy;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   250
	u32 i, mdic = 0;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   251
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   252
	if (offset > MAX_PHY_REG_ADDRESS) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   253
		e_dbg("PHY Address %d is out of range\n", offset);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   254
		return -E1000_ERR_PARAM;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   255
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   256
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   257
	/*
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   258
	 * Set up Op-code, Phy Address, and register offset in the MDI
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   259
	 * Control register.  The MAC will take care of interfacing with the
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   260
	 * PHY to retrieve the desired data.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   261
	 */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   262
	mdic = (((u32)data) |
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   263
		(offset << E1000_MDIC_REG_SHIFT) |
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   264
		(phy->addr << E1000_MDIC_PHY_SHIFT) |
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   265
		(E1000_MDIC_OP_WRITE));
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   266
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   267
	ew32(MDIC, mdic);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   268
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   269
	/*
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   270
	 * Poll the ready bit to see if the MDI read completed
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   271
	 * Increasing the time out as testing showed failures with
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   272
	 * the lower time out
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   273
	 */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   274
	for (i = 0; i < (E1000_GEN_POLL_TIMEOUT * 3); i++) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   275
		udelay(50);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   276
		mdic = er32(MDIC);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   277
		if (mdic & E1000_MDIC_READY)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   278
			break;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   279
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   280
	if (!(mdic & E1000_MDIC_READY)) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   281
		e_dbg("MDI Write did not complete\n");
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   282
		return -E1000_ERR_PHY;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   283
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   284
	if (mdic & E1000_MDIC_ERROR) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   285
		e_dbg("MDI Error\n");
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   286
		return -E1000_ERR_PHY;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   287
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   288
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   289
	/*
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   290
	 * Allow some time after each MDIC transaction to avoid
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   291
	 * reading duplicate data in the next MDIC transaction.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   292
	 */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   293
	if (hw->mac.type == e1000_pch2lan)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   294
		udelay(100);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   295
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   296
	return 0;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   297
}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   298
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   299
/**
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   300
 *  e1000e_read_phy_reg_m88 - Read m88 PHY register
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   301
 *  @hw: pointer to the HW structure
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   302
 *  @offset: register offset to be read
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   303
 *  @data: pointer to the read data
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   304
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   305
 *  Acquires semaphore, if necessary, then reads the PHY register at offset
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   306
 *  and storing the retrieved information in data.  Release any acquired
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   307
 *  semaphores before exiting.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   308
 **/
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   309
s32 e1000e_read_phy_reg_m88(struct e1000_hw *hw, u32 offset, u16 *data)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   310
{
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   311
	s32 ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   312
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   313
	ret_val = hw->phy.ops.acquire(hw);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   314
	if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   315
		return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   316
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   317
	ret_val = e1000e_read_phy_reg_mdic(hw, MAX_PHY_REG_ADDRESS & offset,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   318
					   data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   319
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   320
	hw->phy.ops.release(hw);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   321
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   322
	return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   323
}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   324
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   325
/**
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   326
 *  e1000e_write_phy_reg_m88 - Write m88 PHY register
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   327
 *  @hw: pointer to the HW structure
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   328
 *  @offset: register offset to write to
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   329
 *  @data: data to write at register offset
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   330
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   331
 *  Acquires semaphore, if necessary, then writes the data to PHY register
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   332
 *  at the offset.  Release any acquired semaphores before exiting.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   333
 **/
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   334
s32 e1000e_write_phy_reg_m88(struct e1000_hw *hw, u32 offset, u16 data)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   335
{
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   336
	s32 ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   337
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   338
	ret_val = hw->phy.ops.acquire(hw);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   339
	if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   340
		return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   341
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   342
	ret_val = e1000e_write_phy_reg_mdic(hw, MAX_PHY_REG_ADDRESS & offset,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   343
					    data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   344
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   345
	hw->phy.ops.release(hw);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   346
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   347
	return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   348
}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   349
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   350
/**
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   351
 *  e1000_set_page_igp - Set page as on IGP-like PHY(s)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   352
 *  @hw: pointer to the HW structure
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   353
 *  @page: page to set (shifted left when necessary)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   354
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   355
 *  Sets PHY page required for PHY register access.  Assumes semaphore is
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   356
 *  already acquired.  Note, this function sets phy.addr to 1 so the caller
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   357
 *  must set it appropriately (if necessary) after this function returns.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   358
 **/
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   359
s32 e1000_set_page_igp(struct e1000_hw *hw, u16 page)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   360
{
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   361
	e_dbg("Setting page 0x%x\n", page);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   362
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   363
	hw->phy.addr = 1;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   364
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   365
	return e1000e_write_phy_reg_mdic(hw, IGP01E1000_PHY_PAGE_SELECT, page);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   366
}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   367
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   368
/**
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   369
 *  __e1000e_read_phy_reg_igp - Read igp PHY register
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   370
 *  @hw: pointer to the HW structure
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   371
 *  @offset: register offset to be read
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   372
 *  @data: pointer to the read data
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   373
 *  @locked: semaphore has already been acquired or not
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   374
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   375
 *  Acquires semaphore, if necessary, then reads the PHY register at offset
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   376
 *  and stores the retrieved information in data.  Release any acquired
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   377
 *  semaphores before exiting.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   378
 **/
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   379
static s32 __e1000e_read_phy_reg_igp(struct e1000_hw *hw, u32 offset, u16 *data,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   380
                                    bool locked)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   381
{
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   382
	s32 ret_val = 0;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   383
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   384
	if (!locked) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   385
		if (!(hw->phy.ops.acquire))
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   386
			goto out;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   387
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   388
		ret_val = hw->phy.ops.acquire(hw);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   389
		if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   390
			goto out;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   391
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   392
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   393
	if (offset > MAX_PHY_MULTI_PAGE_REG) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   394
		ret_val = e1000e_write_phy_reg_mdic(hw,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   395
						    IGP01E1000_PHY_PAGE_SELECT,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   396
						    (u16)offset);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   397
		if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   398
			goto release;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   399
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   400
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   401
	ret_val = e1000e_read_phy_reg_mdic(hw, MAX_PHY_REG_ADDRESS & offset,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   402
	                                  data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   403
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   404
release:
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   405
	if (!locked)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   406
		hw->phy.ops.release(hw);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   407
out:
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   408
	return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   409
}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   410
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   411
/**
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   412
 *  e1000e_read_phy_reg_igp - Read igp PHY register
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   413
 *  @hw: pointer to the HW structure
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   414
 *  @offset: register offset to be read
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   415
 *  @data: pointer to the read data
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   416
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   417
 *  Acquires semaphore then reads the PHY register at offset and stores the
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   418
 *  retrieved information in data.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   419
 *  Release the acquired semaphore before exiting.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   420
 **/
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   421
s32 e1000e_read_phy_reg_igp(struct e1000_hw *hw, u32 offset, u16 *data)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   422
{
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   423
	return __e1000e_read_phy_reg_igp(hw, offset, data, false);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   424
}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   425
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   426
/**
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   427
 *  e1000e_read_phy_reg_igp_locked - Read igp PHY register
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   428
 *  @hw: pointer to the HW structure
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   429
 *  @offset: register offset to be read
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   430
 *  @data: pointer to the read data
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   431
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   432
 *  Reads the PHY register at offset and stores the retrieved information
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   433
 *  in data.  Assumes semaphore already acquired.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   434
 **/
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   435
s32 e1000e_read_phy_reg_igp_locked(struct e1000_hw *hw, u32 offset, u16 *data)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   436
{
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   437
	return __e1000e_read_phy_reg_igp(hw, offset, data, true);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   438
}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   439
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   440
/**
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   441
 *  e1000e_write_phy_reg_igp - Write igp PHY register
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   442
 *  @hw: pointer to the HW structure
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   443
 *  @offset: register offset to write to
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   444
 *  @data: data to write at register offset
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   445
 *  @locked: semaphore has already been acquired or not
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   446
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   447
 *  Acquires semaphore, if necessary, then writes the data to PHY register
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   448
 *  at the offset.  Release any acquired semaphores before exiting.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   449
 **/
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   450
static s32 __e1000e_write_phy_reg_igp(struct e1000_hw *hw, u32 offset, u16 data,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   451
                                     bool locked)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   452
{
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   453
	s32 ret_val = 0;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   454
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   455
	if (!locked) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   456
		if (!(hw->phy.ops.acquire))
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   457
			goto out;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   458
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   459
		ret_val = hw->phy.ops.acquire(hw);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   460
		if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   461
			goto out;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   462
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   463
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   464
	if (offset > MAX_PHY_MULTI_PAGE_REG) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   465
		ret_val = e1000e_write_phy_reg_mdic(hw,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   466
						    IGP01E1000_PHY_PAGE_SELECT,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   467
						    (u16)offset);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   468
		if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   469
			goto release;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   470
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   471
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   472
	ret_val = e1000e_write_phy_reg_mdic(hw, MAX_PHY_REG_ADDRESS & offset,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   473
					    data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   474
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   475
release:
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   476
	if (!locked)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   477
		hw->phy.ops.release(hw);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   478
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   479
out:
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   480
	return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   481
}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   482
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   483
/**
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   484
 *  e1000e_write_phy_reg_igp - Write igp PHY register
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   485
 *  @hw: pointer to the HW structure
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   486
 *  @offset: register offset to write to
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   487
 *  @data: data to write at register offset
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   488
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   489
 *  Acquires semaphore then writes the data to PHY register
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   490
 *  at the offset.  Release any acquired semaphores before exiting.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   491
 **/
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   492
s32 e1000e_write_phy_reg_igp(struct e1000_hw *hw, u32 offset, u16 data)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   493
{
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   494
	return __e1000e_write_phy_reg_igp(hw, offset, data, false);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   495
}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   496
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   497
/**
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   498
 *  e1000e_write_phy_reg_igp_locked - Write igp PHY register
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   499
 *  @hw: pointer to the HW structure
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   500
 *  @offset: register offset to write to
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   501
 *  @data: data to write at register offset
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   502
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   503
 *  Writes the data to PHY register at the offset.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   504
 *  Assumes semaphore already acquired.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   505
 **/
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   506
s32 e1000e_write_phy_reg_igp_locked(struct e1000_hw *hw, u32 offset, u16 data)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   507
{
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   508
	return __e1000e_write_phy_reg_igp(hw, offset, data, true);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   509
}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   510
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   511
/**
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   512
 *  __e1000_read_kmrn_reg - Read kumeran register
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   513
 *  @hw: pointer to the HW structure
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   514
 *  @offset: register offset to be read
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   515
 *  @data: pointer to the read data
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   516
 *  @locked: semaphore has already been acquired or not
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   517
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   518
 *  Acquires semaphore, if necessary.  Then reads the PHY register at offset
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   519
 *  using the kumeran interface.  The information retrieved is stored in data.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   520
 *  Release any acquired semaphores before exiting.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   521
 **/
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   522
static s32 __e1000_read_kmrn_reg(struct e1000_hw *hw, u32 offset, u16 *data,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   523
                                 bool locked)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   524
{
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   525
	u32 kmrnctrlsta;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   526
	s32 ret_val = 0;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   527
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   528
	if (!locked) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   529
		if (!(hw->phy.ops.acquire))
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   530
			goto out;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   531
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   532
		ret_val = hw->phy.ops.acquire(hw);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   533
		if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   534
			goto out;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   535
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   536
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   537
	kmrnctrlsta = ((offset << E1000_KMRNCTRLSTA_OFFSET_SHIFT) &
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   538
		       E1000_KMRNCTRLSTA_OFFSET) | E1000_KMRNCTRLSTA_REN;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   539
	ew32(KMRNCTRLSTA, kmrnctrlsta);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   540
	e1e_flush();
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   541
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   542
	udelay(2);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   543
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   544
	kmrnctrlsta = er32(KMRNCTRLSTA);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   545
	*data = (u16)kmrnctrlsta;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   546
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   547
	if (!locked)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   548
		hw->phy.ops.release(hw);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   549
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   550
out:
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   551
	return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   552
}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   553
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   554
/**
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   555
 *  e1000e_read_kmrn_reg -  Read kumeran register
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   556
 *  @hw: pointer to the HW structure
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   557
 *  @offset: register offset to be read
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   558
 *  @data: pointer to the read data
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   559
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   560
 *  Acquires semaphore then reads the PHY register at offset using the
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   561
 *  kumeran interface.  The information retrieved is stored in data.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   562
 *  Release the acquired semaphore before exiting.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   563
 **/
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   564
s32 e1000e_read_kmrn_reg(struct e1000_hw *hw, u32 offset, u16 *data)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   565
{
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   566
	return __e1000_read_kmrn_reg(hw, offset, data, false);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   567
}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   568
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   569
/**
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   570
 *  e1000e_read_kmrn_reg_locked -  Read kumeran register
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   571
 *  @hw: pointer to the HW structure
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   572
 *  @offset: register offset to be read
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   573
 *  @data: pointer to the read data
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   574
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   575
 *  Reads the PHY register at offset using the kumeran interface.  The
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   576
 *  information retrieved is stored in data.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   577
 *  Assumes semaphore already acquired.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   578
 **/
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   579
s32 e1000e_read_kmrn_reg_locked(struct e1000_hw *hw, u32 offset, u16 *data)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   580
{
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   581
	return __e1000_read_kmrn_reg(hw, offset, data, true);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   582
}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   583
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   584
/**
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   585
 *  __e1000_write_kmrn_reg - Write kumeran register
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   586
 *  @hw: pointer to the HW structure
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   587
 *  @offset: register offset to write to
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   588
 *  @data: data to write at register offset
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   589
 *  @locked: semaphore has already been acquired or not
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   590
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   591
 *  Acquires semaphore, if necessary.  Then write the data to PHY register
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   592
 *  at the offset using the kumeran interface.  Release any acquired semaphores
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   593
 *  before exiting.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   594
 **/
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   595
static s32 __e1000_write_kmrn_reg(struct e1000_hw *hw, u32 offset, u16 data,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   596
                                  bool locked)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   597
{
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   598
	u32 kmrnctrlsta;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   599
	s32 ret_val = 0;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   600
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   601
	if (!locked) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   602
		if (!(hw->phy.ops.acquire))
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   603
			goto out;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   604
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   605
		ret_val = hw->phy.ops.acquire(hw);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   606
		if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   607
			goto out;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   608
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   609
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   610
	kmrnctrlsta = ((offset << E1000_KMRNCTRLSTA_OFFSET_SHIFT) &
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   611
		       E1000_KMRNCTRLSTA_OFFSET) | data;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   612
	ew32(KMRNCTRLSTA, kmrnctrlsta);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   613
	e1e_flush();
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   614
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   615
	udelay(2);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   616
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   617
	if (!locked)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   618
		hw->phy.ops.release(hw);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   619
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   620
out:
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   621
	return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   622
}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   623
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   624
/**
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   625
 *  e1000e_write_kmrn_reg -  Write kumeran register
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   626
 *  @hw: pointer to the HW structure
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   627
 *  @offset: register offset to write to
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   628
 *  @data: data to write at register offset
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   629
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   630
 *  Acquires semaphore then writes the data to the PHY register at the offset
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   631
 *  using the kumeran interface.  Release the acquired semaphore before exiting.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   632
 **/
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   633
s32 e1000e_write_kmrn_reg(struct e1000_hw *hw, u32 offset, u16 data)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   634
{
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   635
	return __e1000_write_kmrn_reg(hw, offset, data, false);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   636
}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   637
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   638
/**
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   639
 *  e1000e_write_kmrn_reg_locked -  Write kumeran register
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   640
 *  @hw: pointer to the HW structure
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   641
 *  @offset: register offset to write to
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   642
 *  @data: data to write at register offset
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   643
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   644
 *  Write the data to PHY register at the offset using the kumeran interface.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   645
 *  Assumes semaphore already acquired.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   646
 **/
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   647
s32 e1000e_write_kmrn_reg_locked(struct e1000_hw *hw, u32 offset, u16 data)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   648
{
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   649
	return __e1000_write_kmrn_reg(hw, offset, data, true);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   650
}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   651
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   652
/**
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   653
 *  e1000_copper_link_setup_82577 - Setup 82577 PHY for copper link
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   654
 *  @hw: pointer to the HW structure
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   655
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   656
 *  Sets up Carrier-sense on Transmit and downshift values.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   657
 **/
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   658
s32 e1000_copper_link_setup_82577(struct e1000_hw *hw)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   659
{
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   660
	s32 ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   661
	u16 phy_data;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   662
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   663
	/* Enable CRS on Tx. This must be set for half-duplex operation. */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   664
	ret_val = e1e_rphy(hw, I82577_CFG_REG, &phy_data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   665
	if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   666
		goto out;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   667
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   668
	phy_data |= I82577_CFG_ASSERT_CRS_ON_TX;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   669
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   670
	/* Enable downshift */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   671
	phy_data |= I82577_CFG_ENABLE_DOWNSHIFT;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   672
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   673
	ret_val = e1e_wphy(hw, I82577_CFG_REG, phy_data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   674
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   675
out:
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   676
	return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   677
}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   678
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   679
/**
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   680
 *  e1000e_copper_link_setup_m88 - Setup m88 PHY's for copper link
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   681
 *  @hw: pointer to the HW structure
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   682
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   683
 *  Sets up MDI/MDI-X and polarity for m88 PHY's.  If necessary, transmit clock
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   684
 *  and downshift values are set also.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   685
 **/
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   686
s32 e1000e_copper_link_setup_m88(struct e1000_hw *hw)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   687
{
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   688
	struct e1000_phy_info *phy = &hw->phy;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   689
	s32 ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   690
	u16 phy_data;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   691
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   692
	/* Enable CRS on Tx. This must be set for half-duplex operation. */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   693
	ret_val = e1e_rphy(hw, M88E1000_PHY_SPEC_CTRL, &phy_data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   694
	if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   695
		return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   696
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   697
	/* For BM PHY this bit is downshift enable */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   698
	if (phy->type != e1000_phy_bm)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   699
		phy_data |= M88E1000_PSCR_ASSERT_CRS_ON_TX;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   700
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   701
	/*
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   702
	 * Options:
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   703
	 *   MDI/MDI-X = 0 (default)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   704
	 *   0 - Auto for all speeds
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   705
	 *   1 - MDI mode
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   706
	 *   2 - MDI-X mode
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   707
	 *   3 - Auto for 1000Base-T only (MDI-X for 10/100Base-T modes)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   708
	 */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   709
	phy_data &= ~M88E1000_PSCR_AUTO_X_MODE;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   710
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   711
	switch (phy->mdix) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   712
	case 1:
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   713
		phy_data |= M88E1000_PSCR_MDI_MANUAL_MODE;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   714
		break;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   715
	case 2:
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   716
		phy_data |= M88E1000_PSCR_MDIX_MANUAL_MODE;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   717
		break;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   718
	case 3:
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   719
		phy_data |= M88E1000_PSCR_AUTO_X_1000T;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   720
		break;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   721
	case 0:
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   722
	default:
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   723
		phy_data |= M88E1000_PSCR_AUTO_X_MODE;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   724
		break;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   725
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   726
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   727
	/*
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   728
	 * Options:
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   729
	 *   disable_polarity_correction = 0 (default)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   730
	 *       Automatic Correction for Reversed Cable Polarity
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   731
	 *   0 - Disabled
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   732
	 *   1 - Enabled
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   733
	 */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   734
	phy_data &= ~M88E1000_PSCR_POLARITY_REVERSAL;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   735
	if (phy->disable_polarity_correction == 1)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   736
		phy_data |= M88E1000_PSCR_POLARITY_REVERSAL;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   737
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   738
	/* Enable downshift on BM (disabled by default) */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   739
	if (phy->type == e1000_phy_bm)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   740
		phy_data |= BME1000_PSCR_ENABLE_DOWNSHIFT;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   741
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   742
	ret_val = e1e_wphy(hw, M88E1000_PHY_SPEC_CTRL, phy_data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   743
	if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   744
		return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   745
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   746
	if ((phy->type == e1000_phy_m88) &&
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   747
	    (phy->revision < E1000_REVISION_4) &&
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   748
	    (phy->id != BME1000_E_PHY_ID_R2)) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   749
		/*
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   750
		 * Force TX_CLK in the Extended PHY Specific Control Register
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   751
		 * to 25MHz clock.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   752
		 */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   753
		ret_val = e1e_rphy(hw, M88E1000_EXT_PHY_SPEC_CTRL, &phy_data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   754
		if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   755
			return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   756
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   757
		phy_data |= M88E1000_EPSCR_TX_CLK_25;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   758
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   759
		if ((phy->revision == 2) &&
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   760
		    (phy->id == M88E1111_I_PHY_ID)) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   761
			/* 82573L PHY - set the downshift counter to 5x. */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   762
			phy_data &= ~M88EC018_EPSCR_DOWNSHIFT_COUNTER_MASK;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   763
			phy_data |= M88EC018_EPSCR_DOWNSHIFT_COUNTER_5X;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   764
		} else {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   765
			/* Configure Master and Slave downshift values */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   766
			phy_data &= ~(M88E1000_EPSCR_MASTER_DOWNSHIFT_MASK |
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   767
				      M88E1000_EPSCR_SLAVE_DOWNSHIFT_MASK);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   768
			phy_data |= (M88E1000_EPSCR_MASTER_DOWNSHIFT_1X |
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   769
				     M88E1000_EPSCR_SLAVE_DOWNSHIFT_1X);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   770
		}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   771
		ret_val = e1e_wphy(hw, M88E1000_EXT_PHY_SPEC_CTRL, phy_data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   772
		if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   773
			return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   774
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   775
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   776
	if ((phy->type == e1000_phy_bm) && (phy->id == BME1000_E_PHY_ID_R2)) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   777
		/* Set PHY page 0, register 29 to 0x0003 */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   778
		ret_val = e1e_wphy(hw, 29, 0x0003);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   779
		if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   780
			return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   781
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   782
		/* Set PHY page 0, register 30 to 0x0000 */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   783
		ret_val = e1e_wphy(hw, 30, 0x0000);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   784
		if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   785
			return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   786
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   787
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   788
	/* Commit the changes. */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   789
	ret_val = e1000e_commit_phy(hw);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   790
	if (ret_val) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   791
		e_dbg("Error committing the PHY changes\n");
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   792
		return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   793
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   794
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   795
	if (phy->type == e1000_phy_82578) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   796
		ret_val = e1e_rphy(hw, M88E1000_EXT_PHY_SPEC_CTRL, &phy_data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   797
		if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   798
			return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   799
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   800
		/* 82578 PHY - set the downshift count to 1x. */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   801
		phy_data |= I82578_EPSCR_DOWNSHIFT_ENABLE;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   802
		phy_data &= ~I82578_EPSCR_DOWNSHIFT_COUNTER_MASK;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   803
		ret_val = e1e_wphy(hw, M88E1000_EXT_PHY_SPEC_CTRL, phy_data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   804
		if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   805
			return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   806
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   807
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   808
	return 0;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   809
}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   810
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   811
/**
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   812
 *  e1000e_copper_link_setup_igp - Setup igp PHY's for copper link
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   813
 *  @hw: pointer to the HW structure
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   814
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   815
 *  Sets up LPLU, MDI/MDI-X, polarity, Smartspeed and Master/Slave config for
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   816
 *  igp PHY's.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   817
 **/
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   818
s32 e1000e_copper_link_setup_igp(struct e1000_hw *hw)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   819
{
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   820
	struct e1000_phy_info *phy = &hw->phy;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   821
	s32 ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   822
	u16 data;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   823
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   824
	ret_val = e1000_phy_hw_reset(hw);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   825
	if (ret_val) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   826
		e_dbg("Error resetting the PHY.\n");
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   827
		return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   828
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   829
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   830
	/*
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   831
	 * Wait 100ms for MAC to configure PHY from NVM settings, to avoid
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   832
	 * timeout issues when LFS is enabled.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   833
	 */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   834
	msleep(100);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   835
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   836
	/* disable lplu d0 during driver init */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   837
	ret_val = e1000_set_d0_lplu_state(hw, false);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   838
	if (ret_val) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   839
		e_dbg("Error Disabling LPLU D0\n");
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   840
		return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   841
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   842
	/* Configure mdi-mdix settings */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   843
	ret_val = e1e_rphy(hw, IGP01E1000_PHY_PORT_CTRL, &data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   844
	if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   845
		return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   846
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   847
	data &= ~IGP01E1000_PSCR_AUTO_MDIX;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   848
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   849
	switch (phy->mdix) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   850
	case 1:
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   851
		data &= ~IGP01E1000_PSCR_FORCE_MDI_MDIX;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   852
		break;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   853
	case 2:
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   854
		data |= IGP01E1000_PSCR_FORCE_MDI_MDIX;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   855
		break;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   856
	case 0:
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   857
	default:
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   858
		data |= IGP01E1000_PSCR_AUTO_MDIX;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   859
		break;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   860
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   861
	ret_val = e1e_wphy(hw, IGP01E1000_PHY_PORT_CTRL, data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   862
	if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   863
		return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   864
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   865
	/* set auto-master slave resolution settings */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   866
	if (hw->mac.autoneg) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   867
		/*
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   868
		 * when autonegotiation advertisement is only 1000Mbps then we
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   869
		 * should disable SmartSpeed and enable Auto MasterSlave
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   870
		 * resolution as hardware default.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   871
		 */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   872
		if (phy->autoneg_advertised == ADVERTISE_1000_FULL) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   873
			/* Disable SmartSpeed */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   874
			ret_val = e1e_rphy(hw, IGP01E1000_PHY_PORT_CONFIG,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   875
					   &data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   876
			if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   877
				return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   878
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   879
			data &= ~IGP01E1000_PSCFR_SMART_SPEED;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   880
			ret_val = e1e_wphy(hw, IGP01E1000_PHY_PORT_CONFIG,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   881
					   data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   882
			if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   883
				return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   884
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   885
			/* Set auto Master/Slave resolution process */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   886
			ret_val = e1e_rphy(hw, PHY_1000T_CTRL, &data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   887
			if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   888
				return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   889
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   890
			data &= ~CR_1000T_MS_ENABLE;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   891
			ret_val = e1e_wphy(hw, PHY_1000T_CTRL, data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   892
			if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   893
				return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   894
		}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   895
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   896
		ret_val = e1e_rphy(hw, PHY_1000T_CTRL, &data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   897
		if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   898
			return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   899
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   900
		/* load defaults for future use */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   901
		phy->original_ms_type = (data & CR_1000T_MS_ENABLE) ?
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   902
			((data & CR_1000T_MS_VALUE) ?
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   903
			e1000_ms_force_master :
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   904
			e1000_ms_force_slave) :
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   905
			e1000_ms_auto;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   906
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   907
		switch (phy->ms_type) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   908
		case e1000_ms_force_master:
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   909
			data |= (CR_1000T_MS_ENABLE | CR_1000T_MS_VALUE);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   910
			break;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   911
		case e1000_ms_force_slave:
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   912
			data |= CR_1000T_MS_ENABLE;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   913
			data &= ~(CR_1000T_MS_VALUE);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   914
			break;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   915
		case e1000_ms_auto:
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   916
			data &= ~CR_1000T_MS_ENABLE;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   917
		default:
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   918
			break;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   919
		}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   920
		ret_val = e1e_wphy(hw, PHY_1000T_CTRL, data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   921
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   922
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   923
	return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   924
}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   925
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   926
/**
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   927
 *  e1000_phy_setup_autoneg - Configure PHY for auto-negotiation
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   928
 *  @hw: pointer to the HW structure
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   929
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   930
 *  Reads the MII auto-neg advertisement register and/or the 1000T control
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   931
 *  register and if the PHY is already setup for auto-negotiation, then
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   932
 *  return successful.  Otherwise, setup advertisement and flow control to
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   933
 *  the appropriate values for the wanted auto-negotiation.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   934
 **/
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   935
static s32 e1000_phy_setup_autoneg(struct e1000_hw *hw)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   936
{
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   937
	struct e1000_phy_info *phy = &hw->phy;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   938
	s32 ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   939
	u16 mii_autoneg_adv_reg;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   940
	u16 mii_1000t_ctrl_reg = 0;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   941
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   942
	phy->autoneg_advertised &= phy->autoneg_mask;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   943
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   944
	/* Read the MII Auto-Neg Advertisement Register (Address 4). */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   945
	ret_val = e1e_rphy(hw, PHY_AUTONEG_ADV, &mii_autoneg_adv_reg);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   946
	if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   947
		return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   948
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   949
	if (phy->autoneg_mask & ADVERTISE_1000_FULL) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   950
		/* Read the MII 1000Base-T Control Register (Address 9). */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   951
		ret_val = e1e_rphy(hw, PHY_1000T_CTRL, &mii_1000t_ctrl_reg);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   952
		if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   953
			return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   954
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   955
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   956
	/*
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   957
	 * Need to parse both autoneg_advertised and fc and set up
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   958
	 * the appropriate PHY registers.  First we will parse for
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   959
	 * autoneg_advertised software override.  Since we can advertise
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   960
	 * a plethora of combinations, we need to check each bit
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   961
	 * individually.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   962
	 */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   963
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   964
	/*
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   965
	 * First we clear all the 10/100 mb speed bits in the Auto-Neg
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   966
	 * Advertisement Register (Address 4) and the 1000 mb speed bits in
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   967
	 * the  1000Base-T Control Register (Address 9).
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   968
	 */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   969
	mii_autoneg_adv_reg &= ~(NWAY_AR_100TX_FD_CAPS |
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   970
				 NWAY_AR_100TX_HD_CAPS |
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   971
				 NWAY_AR_10T_FD_CAPS   |
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   972
				 NWAY_AR_10T_HD_CAPS);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   973
	mii_1000t_ctrl_reg &= ~(CR_1000T_HD_CAPS | CR_1000T_FD_CAPS);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   974
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   975
	e_dbg("autoneg_advertised %x\n", phy->autoneg_advertised);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   976
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   977
	/* Do we want to advertise 10 Mb Half Duplex? */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   978
	if (phy->autoneg_advertised & ADVERTISE_10_HALF) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   979
		e_dbg("Advertise 10mb Half duplex\n");
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   980
		mii_autoneg_adv_reg |= NWAY_AR_10T_HD_CAPS;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   981
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   982
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   983
	/* Do we want to advertise 10 Mb Full Duplex? */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   984
	if (phy->autoneg_advertised & ADVERTISE_10_FULL) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   985
		e_dbg("Advertise 10mb Full duplex\n");
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   986
		mii_autoneg_adv_reg |= NWAY_AR_10T_FD_CAPS;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   987
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   988
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   989
	/* Do we want to advertise 100 Mb Half Duplex? */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   990
	if (phy->autoneg_advertised & ADVERTISE_100_HALF) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   991
		e_dbg("Advertise 100mb Half duplex\n");
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   992
		mii_autoneg_adv_reg |= NWAY_AR_100TX_HD_CAPS;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   993
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   994
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   995
	/* Do we want to advertise 100 Mb Full Duplex? */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   996
	if (phy->autoneg_advertised & ADVERTISE_100_FULL) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   997
		e_dbg("Advertise 100mb Full duplex\n");
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   998
		mii_autoneg_adv_reg |= NWAY_AR_100TX_FD_CAPS;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   999
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1000
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1001
	/* We do not allow the Phy to advertise 1000 Mb Half Duplex */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1002
	if (phy->autoneg_advertised & ADVERTISE_1000_HALF)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1003
		e_dbg("Advertise 1000mb Half duplex request denied!\n");
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1004
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1005
	/* Do we want to advertise 1000 Mb Full Duplex? */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1006
	if (phy->autoneg_advertised & ADVERTISE_1000_FULL) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1007
		e_dbg("Advertise 1000mb Full duplex\n");
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1008
		mii_1000t_ctrl_reg |= CR_1000T_FD_CAPS;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1009
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1010
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1011
	/*
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1012
	 * Check for a software override of the flow control settings, and
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1013
	 * setup the PHY advertisement registers accordingly.  If
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1014
	 * auto-negotiation is enabled, then software will have to set the
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1015
	 * "PAUSE" bits to the correct value in the Auto-Negotiation
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1016
	 * Advertisement Register (PHY_AUTONEG_ADV) and re-start auto-
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1017
	 * negotiation.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1018
	 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1019
	 * The possible values of the "fc" parameter are:
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1020
	 *      0:  Flow control is completely disabled
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1021
	 *      1:  Rx flow control is enabled (we can receive pause frames
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1022
	 *	  but not send pause frames).
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1023
	 *      2:  Tx flow control is enabled (we can send pause frames
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1024
	 *	  but we do not support receiving pause frames).
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1025
	 *      3:  Both Rx and Tx flow control (symmetric) are enabled.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1026
	 *  other:  No software override.  The flow control configuration
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1027
	 *	  in the EEPROM is used.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1028
	 */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1029
	switch (hw->fc.current_mode) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1030
	case e1000_fc_none:
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1031
		/*
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1032
		 * Flow control (Rx & Tx) is completely disabled by a
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1033
		 * software over-ride.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1034
		 */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1035
		mii_autoneg_adv_reg &= ~(NWAY_AR_ASM_DIR | NWAY_AR_PAUSE);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1036
		break;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1037
	case e1000_fc_rx_pause:
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1038
		/*
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1039
		 * Rx Flow control is enabled, and Tx Flow control is
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1040
		 * disabled, by a software over-ride.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1041
		 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1042
		 * Since there really isn't a way to advertise that we are
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1043
		 * capable of Rx Pause ONLY, we will advertise that we
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1044
		 * support both symmetric and asymmetric Rx PAUSE.  Later
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1045
		 * (in e1000e_config_fc_after_link_up) we will disable the
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1046
		 * hw's ability to send PAUSE frames.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1047
		 */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1048
		mii_autoneg_adv_reg |= (NWAY_AR_ASM_DIR | NWAY_AR_PAUSE);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1049
		break;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1050
	case e1000_fc_tx_pause:
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1051
		/*
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1052
		 * Tx Flow control is enabled, and Rx Flow control is
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1053
		 * disabled, by a software over-ride.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1054
		 */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1055
		mii_autoneg_adv_reg |= NWAY_AR_ASM_DIR;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1056
		mii_autoneg_adv_reg &= ~NWAY_AR_PAUSE;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1057
		break;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1058
	case e1000_fc_full:
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1059
		/*
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1060
		 * Flow control (both Rx and Tx) is enabled by a software
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1061
		 * over-ride.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1062
		 */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1063
		mii_autoneg_adv_reg |= (NWAY_AR_ASM_DIR | NWAY_AR_PAUSE);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1064
		break;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1065
	default:
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1066
		e_dbg("Flow control param set incorrectly\n");
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1067
		ret_val = -E1000_ERR_CONFIG;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1068
		return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1069
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1070
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1071
	ret_val = e1e_wphy(hw, PHY_AUTONEG_ADV, mii_autoneg_adv_reg);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1072
	if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1073
		return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1074
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1075
	e_dbg("Auto-Neg Advertising %x\n", mii_autoneg_adv_reg);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1076
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1077
	if (phy->autoneg_mask & ADVERTISE_1000_FULL)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1078
		ret_val = e1e_wphy(hw, PHY_1000T_CTRL, mii_1000t_ctrl_reg);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1079
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1080
	return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1081
}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1082
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1083
/**
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1084
 *  e1000_copper_link_autoneg - Setup/Enable autoneg for copper link
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1085
 *  @hw: pointer to the HW structure
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1086
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1087
 *  Performs initial bounds checking on autoneg advertisement parameter, then
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1088
 *  configure to advertise the full capability.  Setup the PHY to autoneg
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1089
 *  and restart the negotiation process between the link partner.  If
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1090
 *  autoneg_wait_to_complete, then wait for autoneg to complete before exiting.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1091
 **/
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1092
static s32 e1000_copper_link_autoneg(struct e1000_hw *hw)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1093
{
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1094
	struct e1000_phy_info *phy = &hw->phy;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1095
	s32 ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1096
	u16 phy_ctrl;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1097
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1098
	/*
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1099
	 * Perform some bounds checking on the autoneg advertisement
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1100
	 * parameter.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1101
	 */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1102
	phy->autoneg_advertised &= phy->autoneg_mask;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1103
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1104
	/*
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1105
	 * If autoneg_advertised is zero, we assume it was not defaulted
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1106
	 * by the calling code so we set to advertise full capability.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1107
	 */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1108
	if (phy->autoneg_advertised == 0)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1109
		phy->autoneg_advertised = phy->autoneg_mask;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1110
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1111
	e_dbg("Reconfiguring auto-neg advertisement params\n");
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1112
	ret_val = e1000_phy_setup_autoneg(hw);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1113
	if (ret_val) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1114
		e_dbg("Error Setting up Auto-Negotiation\n");
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1115
		return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1116
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1117
	e_dbg("Restarting Auto-Neg\n");
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1118
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1119
	/*
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1120
	 * Restart auto-negotiation by setting the Auto Neg Enable bit and
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1121
	 * the Auto Neg Restart bit in the PHY control register.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1122
	 */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1123
	ret_val = e1e_rphy(hw, PHY_CONTROL, &phy_ctrl);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1124
	if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1125
		return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1126
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1127
	phy_ctrl |= (MII_CR_AUTO_NEG_EN | MII_CR_RESTART_AUTO_NEG);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1128
	ret_val = e1e_wphy(hw, PHY_CONTROL, phy_ctrl);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1129
	if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1130
		return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1131
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1132
	/*
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1133
	 * Does the user want to wait for Auto-Neg to complete here, or
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1134
	 * check at a later time (for example, callback routine).
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1135
	 */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1136
	if (phy->autoneg_wait_to_complete) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1137
		ret_val = e1000_wait_autoneg(hw);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1138
		if (ret_val) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1139
			e_dbg("Error while waiting for "
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1140
				 "autoneg to complete\n");
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1141
			return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1142
		}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1143
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1144
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1145
	hw->mac.get_link_status = 1;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1146
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1147
	return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1148
}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1149
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1150
/**
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1151
 *  e1000e_setup_copper_link - Configure copper link settings
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1152
 *  @hw: pointer to the HW structure
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1153
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1154
 *  Calls the appropriate function to configure the link for auto-neg or forced
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1155
 *  speed and duplex.  Then we check for link, once link is established calls
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1156
 *  to configure collision distance and flow control are called.  If link is
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1157
 *  not established, we return -E1000_ERR_PHY (-2).
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1158
 **/
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1159
s32 e1000e_setup_copper_link(struct e1000_hw *hw)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1160
{
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1161
	s32 ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1162
	bool link;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1163
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1164
	if (hw->mac.autoneg) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1165
		/*
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1166
		 * Setup autoneg and flow control advertisement and perform
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1167
		 * autonegotiation.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1168
		 */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1169
		ret_val = e1000_copper_link_autoneg(hw);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1170
		if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1171
			return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1172
	} else {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1173
		/*
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1174
		 * PHY will be set to 10H, 10F, 100H or 100F
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1175
		 * depending on user settings.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1176
		 */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1177
		e_dbg("Forcing Speed and Duplex\n");
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1178
		ret_val = e1000_phy_force_speed_duplex(hw);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1179
		if (ret_val) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1180
			e_dbg("Error Forcing Speed and Duplex\n");
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1181
			return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1182
		}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1183
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1184
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1185
	/*
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1186
	 * Check link status. Wait up to 100 microseconds for link to become
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1187
	 * valid.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1188
	 */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1189
	ret_val = e1000e_phy_has_link_generic(hw,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1190
					     COPPER_LINK_UP_LIMIT,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1191
					     10,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1192
					     &link);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1193
	if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1194
		return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1195
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1196
	if (link) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1197
		e_dbg("Valid link established!!!\n");
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1198
		e1000e_config_collision_dist(hw);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1199
		ret_val = e1000e_config_fc_after_link_up(hw);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1200
	} else {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1201
		e_dbg("Unable to establish link!!!\n");
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1202
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1203
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1204
	return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1205
}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1206
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1207
/**
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1208
 *  e1000e_phy_force_speed_duplex_igp - Force speed/duplex for igp PHY
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1209
 *  @hw: pointer to the HW structure
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1210
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1211
 *  Calls the PHY setup function to force speed and duplex.  Clears the
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1212
 *  auto-crossover to force MDI manually.  Waits for link and returns
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1213
 *  successful if link up is successful, else -E1000_ERR_PHY (-2).
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1214
 **/
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1215
s32 e1000e_phy_force_speed_duplex_igp(struct e1000_hw *hw)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1216
{
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1217
	struct e1000_phy_info *phy = &hw->phy;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1218
	s32 ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1219
	u16 phy_data;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1220
	bool link;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1221
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1222
	ret_val = e1e_rphy(hw, PHY_CONTROL, &phy_data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1223
	if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1224
		return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1225
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1226
	e1000e_phy_force_speed_duplex_setup(hw, &phy_data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1227
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1228
	ret_val = e1e_wphy(hw, PHY_CONTROL, phy_data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1229
	if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1230
		return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1231
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1232
	/*
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1233
	 * Clear Auto-Crossover to force MDI manually.  IGP requires MDI
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1234
	 * forced whenever speed and duplex are forced.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1235
	 */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1236
	ret_val = e1e_rphy(hw, IGP01E1000_PHY_PORT_CTRL, &phy_data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1237
	if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1238
		return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1239
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1240
	phy_data &= ~IGP01E1000_PSCR_AUTO_MDIX;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1241
	phy_data &= ~IGP01E1000_PSCR_FORCE_MDI_MDIX;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1242
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1243
	ret_val = e1e_wphy(hw, IGP01E1000_PHY_PORT_CTRL, phy_data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1244
	if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1245
		return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1246
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1247
	e_dbg("IGP PSCR: %X\n", phy_data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1248
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1249
	udelay(1);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1250
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1251
	if (phy->autoneg_wait_to_complete) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1252
		e_dbg("Waiting for forced speed/duplex link on IGP phy.\n");
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1253
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1254
		ret_val = e1000e_phy_has_link_generic(hw,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1255
						     PHY_FORCE_LIMIT,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1256
						     100000,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1257
						     &link);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1258
		if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1259
			return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1260
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1261
		if (!link)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1262
			e_dbg("Link taking longer than expected.\n");
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1263
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1264
		/* Try once more */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1265
		ret_val = e1000e_phy_has_link_generic(hw,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1266
						     PHY_FORCE_LIMIT,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1267
						     100000,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1268
						     &link);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1269
		if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1270
			return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1271
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1272
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1273
	return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1274
}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1275
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1276
/**
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1277
 *  e1000e_phy_force_speed_duplex_m88 - Force speed/duplex for m88 PHY
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1278
 *  @hw: pointer to the HW structure
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1279
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1280
 *  Calls the PHY setup function to force speed and duplex.  Clears the
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1281
 *  auto-crossover to force MDI manually.  Resets the PHY to commit the
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1282
 *  changes.  If time expires while waiting for link up, we reset the DSP.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1283
 *  After reset, TX_CLK and CRS on Tx must be set.  Return successful upon
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1284
 *  successful completion, else return corresponding error code.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1285
 **/
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1286
s32 e1000e_phy_force_speed_duplex_m88(struct e1000_hw *hw)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1287
{
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1288
	struct e1000_phy_info *phy = &hw->phy;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1289
	s32 ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1290
	u16 phy_data;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1291
	bool link;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1292
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1293
	/*
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1294
	 * Clear Auto-Crossover to force MDI manually.  M88E1000 requires MDI
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1295
	 * forced whenever speed and duplex are forced.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1296
	 */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1297
	ret_val = e1e_rphy(hw, M88E1000_PHY_SPEC_CTRL, &phy_data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1298
	if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1299
		return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1300
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1301
	phy_data &= ~M88E1000_PSCR_AUTO_X_MODE;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1302
	ret_val = e1e_wphy(hw, M88E1000_PHY_SPEC_CTRL, phy_data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1303
	if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1304
		return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1305
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1306
	e_dbg("M88E1000 PSCR: %X\n", phy_data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1307
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1308
	ret_val = e1e_rphy(hw, PHY_CONTROL, &phy_data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1309
	if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1310
		return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1311
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1312
	e1000e_phy_force_speed_duplex_setup(hw, &phy_data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1313
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1314
	ret_val = e1e_wphy(hw, PHY_CONTROL, phy_data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1315
	if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1316
		return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1317
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1318
	/* Reset the phy to commit changes. */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1319
	ret_val = e1000e_commit_phy(hw);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1320
	if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1321
		return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1322
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1323
	if (phy->autoneg_wait_to_complete) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1324
		e_dbg("Waiting for forced speed/duplex link on M88 phy.\n");
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1325
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1326
		ret_val = e1000e_phy_has_link_generic(hw, PHY_FORCE_LIMIT,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1327
						     100000, &link);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1328
		if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1329
			return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1330
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1331
		if (!link) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1332
			if (hw->phy.type != e1000_phy_m88) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1333
				e_dbg("Link taking longer than expected.\n");
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1334
			} else {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1335
				/*
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1336
				 * We didn't get link.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1337
				 * Reset the DSP and cross our fingers.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1338
				 */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1339
				ret_val = e1e_wphy(hw, M88E1000_PHY_PAGE_SELECT,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1340
						   0x001d);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1341
				if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1342
					return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1343
				ret_val = e1000e_phy_reset_dsp(hw);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1344
				if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1345
					return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1346
			}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1347
		}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1348
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1349
		/* Try once more */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1350
		ret_val = e1000e_phy_has_link_generic(hw, PHY_FORCE_LIMIT,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1351
						     100000, &link);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1352
		if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1353
			return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1354
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1355
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1356
	if (hw->phy.type != e1000_phy_m88)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1357
		return 0;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1358
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1359
	ret_val = e1e_rphy(hw, M88E1000_EXT_PHY_SPEC_CTRL, &phy_data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1360
	if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1361
		return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1362
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1363
	/*
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1364
	 * Resetting the phy means we need to re-force TX_CLK in the
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1365
	 * Extended PHY Specific Control Register to 25MHz clock from
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1366
	 * the reset value of 2.5MHz.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1367
	 */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1368
	phy_data |= M88E1000_EPSCR_TX_CLK_25;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1369
	ret_val = e1e_wphy(hw, M88E1000_EXT_PHY_SPEC_CTRL, phy_data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1370
	if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1371
		return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1372
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1373
	/*
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1374
	 * In addition, we must re-enable CRS on Tx for both half and full
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1375
	 * duplex.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1376
	 */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1377
	ret_val = e1e_rphy(hw, M88E1000_PHY_SPEC_CTRL, &phy_data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1378
	if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1379
		return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1380
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1381
	phy_data |= M88E1000_PSCR_ASSERT_CRS_ON_TX;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1382
	ret_val = e1e_wphy(hw, M88E1000_PHY_SPEC_CTRL, phy_data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1383
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1384
	return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1385
}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1386
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1387
/**
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1388
 *  e1000_phy_force_speed_duplex_ife - Force PHY speed & duplex
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1389
 *  @hw: pointer to the HW structure
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1390
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1391
 *  Forces the speed and duplex settings of the PHY.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1392
 *  This is a function pointer entry point only called by
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1393
 *  PHY setup routines.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1394
 **/
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1395
s32 e1000_phy_force_speed_duplex_ife(struct e1000_hw *hw)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1396
{
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1397
	struct e1000_phy_info *phy = &hw->phy;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1398
	s32 ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1399
	u16 data;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1400
	bool link;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1401
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1402
	ret_val = e1e_rphy(hw, PHY_CONTROL, &data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1403
	if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1404
		goto out;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1405
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1406
	e1000e_phy_force_speed_duplex_setup(hw, &data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1407
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1408
	ret_val = e1e_wphy(hw, PHY_CONTROL, data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1409
	if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1410
		goto out;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1411
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1412
	/* Disable MDI-X support for 10/100 */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1413
	ret_val = e1e_rphy(hw, IFE_PHY_MDIX_CONTROL, &data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1414
	if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1415
		goto out;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1416
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1417
	data &= ~IFE_PMC_AUTO_MDIX;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1418
	data &= ~IFE_PMC_FORCE_MDIX;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1419
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1420
	ret_val = e1e_wphy(hw, IFE_PHY_MDIX_CONTROL, data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1421
	if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1422
		goto out;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1423
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1424
	e_dbg("IFE PMC: %X\n", data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1425
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1426
	udelay(1);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1427
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1428
	if (phy->autoneg_wait_to_complete) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1429
		e_dbg("Waiting for forced speed/duplex link on IFE phy.\n");
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1430
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1431
		ret_val = e1000e_phy_has_link_generic(hw,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1432
		                                     PHY_FORCE_LIMIT,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1433
		                                     100000,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1434
		                                     &link);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1435
		if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1436
			goto out;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1437
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1438
		if (!link)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1439
			e_dbg("Link taking longer than expected.\n");
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1440
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1441
		/* Try once more */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1442
		ret_val = e1000e_phy_has_link_generic(hw,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1443
		                                     PHY_FORCE_LIMIT,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1444
		                                     100000,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1445
		                                     &link);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1446
		if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1447
			goto out;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1448
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1449
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1450
out:
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1451
	return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1452
}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1453
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1454
/**
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1455
 *  e1000e_phy_force_speed_duplex_setup - Configure forced PHY speed/duplex
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1456
 *  @hw: pointer to the HW structure
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1457
 *  @phy_ctrl: pointer to current value of PHY_CONTROL
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1458
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1459
 *  Forces speed and duplex on the PHY by doing the following: disable flow
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1460
 *  control, force speed/duplex on the MAC, disable auto speed detection,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1461
 *  disable auto-negotiation, configure duplex, configure speed, configure
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1462
 *  the collision distance, write configuration to CTRL register.  The
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1463
 *  caller must write to the PHY_CONTROL register for these settings to
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1464
 *  take affect.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1465
 **/
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1466
void e1000e_phy_force_speed_duplex_setup(struct e1000_hw *hw, u16 *phy_ctrl)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1467
{
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1468
	struct e1000_mac_info *mac = &hw->mac;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1469
	u32 ctrl;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1470
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1471
	/* Turn off flow control when forcing speed/duplex */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1472
	hw->fc.current_mode = e1000_fc_none;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1473
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1474
	/* Force speed/duplex on the mac */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1475
	ctrl = er32(CTRL);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1476
	ctrl |= (E1000_CTRL_FRCSPD | E1000_CTRL_FRCDPX);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1477
	ctrl &= ~E1000_CTRL_SPD_SEL;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1478
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1479
	/* Disable Auto Speed Detection */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1480
	ctrl &= ~E1000_CTRL_ASDE;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1481
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1482
	/* Disable autoneg on the phy */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1483
	*phy_ctrl &= ~MII_CR_AUTO_NEG_EN;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1484
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1485
	/* Forcing Full or Half Duplex? */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1486
	if (mac->forced_speed_duplex & E1000_ALL_HALF_DUPLEX) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1487
		ctrl &= ~E1000_CTRL_FD;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1488
		*phy_ctrl &= ~MII_CR_FULL_DUPLEX;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1489
		e_dbg("Half Duplex\n");
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1490
	} else {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1491
		ctrl |= E1000_CTRL_FD;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1492
		*phy_ctrl |= MII_CR_FULL_DUPLEX;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1493
		e_dbg("Full Duplex\n");
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1494
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1495
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1496
	/* Forcing 10mb or 100mb? */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1497
	if (mac->forced_speed_duplex & E1000_ALL_100_SPEED) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1498
		ctrl |= E1000_CTRL_SPD_100;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1499
		*phy_ctrl |= MII_CR_SPEED_100;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1500
		*phy_ctrl &= ~(MII_CR_SPEED_1000 | MII_CR_SPEED_10);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1501
		e_dbg("Forcing 100mb\n");
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1502
	} else {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1503
		ctrl &= ~(E1000_CTRL_SPD_1000 | E1000_CTRL_SPD_100);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1504
		*phy_ctrl |= MII_CR_SPEED_10;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1505
		*phy_ctrl &= ~(MII_CR_SPEED_1000 | MII_CR_SPEED_100);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1506
		e_dbg("Forcing 10mb\n");
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1507
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1508
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1509
	e1000e_config_collision_dist(hw);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1510
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1511
	ew32(CTRL, ctrl);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1512
}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1513
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1514
/**
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1515
 *  e1000e_set_d3_lplu_state - Sets low power link up state for D3
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1516
 *  @hw: pointer to the HW structure
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1517
 *  @active: boolean used to enable/disable lplu
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1518
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1519
 *  Success returns 0, Failure returns 1
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1520
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1521
 *  The low power link up (lplu) state is set to the power management level D3
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1522
 *  and SmartSpeed is disabled when active is true, else clear lplu for D3
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1523
 *  and enable Smartspeed.  LPLU and Smartspeed are mutually exclusive.  LPLU
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1524
 *  is used during Dx states where the power conservation is most important.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1525
 *  During driver activity, SmartSpeed should be enabled so performance is
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1526
 *  maintained.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1527
 **/
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1528
s32 e1000e_set_d3_lplu_state(struct e1000_hw *hw, bool active)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1529
{
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1530
	struct e1000_phy_info *phy = &hw->phy;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1531
	s32 ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1532
	u16 data;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1533
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1534
	ret_val = e1e_rphy(hw, IGP02E1000_PHY_POWER_MGMT, &data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1535
	if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1536
		return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1537
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1538
	if (!active) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1539
		data &= ~IGP02E1000_PM_D3_LPLU;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1540
		ret_val = e1e_wphy(hw, IGP02E1000_PHY_POWER_MGMT, data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1541
		if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1542
			return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1543
		/*
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1544
		 * LPLU and SmartSpeed are mutually exclusive.  LPLU is used
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1545
		 * during Dx states where the power conservation is most
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1546
		 * important.  During driver activity we should enable
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1547
		 * SmartSpeed, so performance is maintained.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1548
		 */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1549
		if (phy->smart_speed == e1000_smart_speed_on) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1550
			ret_val = e1e_rphy(hw, IGP01E1000_PHY_PORT_CONFIG,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1551
					   &data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1552
			if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1553
				return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1554
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1555
			data |= IGP01E1000_PSCFR_SMART_SPEED;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1556
			ret_val = e1e_wphy(hw, IGP01E1000_PHY_PORT_CONFIG,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1557
					   data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1558
			if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1559
				return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1560
		} else if (phy->smart_speed == e1000_smart_speed_off) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1561
			ret_val = e1e_rphy(hw, IGP01E1000_PHY_PORT_CONFIG,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1562
					   &data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1563
			if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1564
				return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1565
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1566
			data &= ~IGP01E1000_PSCFR_SMART_SPEED;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1567
			ret_val = e1e_wphy(hw, IGP01E1000_PHY_PORT_CONFIG,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1568
					   data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1569
			if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1570
				return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1571
		}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1572
	} else if ((phy->autoneg_advertised == E1000_ALL_SPEED_DUPLEX) ||
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1573
		   (phy->autoneg_advertised == E1000_ALL_NOT_GIG) ||
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1574
		   (phy->autoneg_advertised == E1000_ALL_10_SPEED)) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1575
		data |= IGP02E1000_PM_D3_LPLU;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1576
		ret_val = e1e_wphy(hw, IGP02E1000_PHY_POWER_MGMT, data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1577
		if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1578
			return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1579
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1580
		/* When LPLU is enabled, we should disable SmartSpeed */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1581
		ret_val = e1e_rphy(hw, IGP01E1000_PHY_PORT_CONFIG, &data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1582
		if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1583
			return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1584
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1585
		data &= ~IGP01E1000_PSCFR_SMART_SPEED;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1586
		ret_val = e1e_wphy(hw, IGP01E1000_PHY_PORT_CONFIG, data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1587
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1588
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1589
	return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1590
}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1591
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1592
/**
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1593
 *  e1000e_check_downshift - Checks whether a downshift in speed occurred
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1594
 *  @hw: pointer to the HW structure
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1595
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1596
 *  Success returns 0, Failure returns 1
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1597
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1598
 *  A downshift is detected by querying the PHY link health.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1599
 **/
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1600
s32 e1000e_check_downshift(struct e1000_hw *hw)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1601
{
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1602
	struct e1000_phy_info *phy = &hw->phy;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1603
	s32 ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1604
	u16 phy_data, offset, mask;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1605
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1606
	switch (phy->type) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1607
	case e1000_phy_m88:
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1608
	case e1000_phy_gg82563:
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1609
	case e1000_phy_bm:
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1610
	case e1000_phy_82578:
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1611
		offset	= M88E1000_PHY_SPEC_STATUS;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1612
		mask	= M88E1000_PSSR_DOWNSHIFT;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1613
		break;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1614
	case e1000_phy_igp_2:
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1615
	case e1000_phy_igp_3:
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1616
		offset	= IGP01E1000_PHY_LINK_HEALTH;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1617
		mask	= IGP01E1000_PLHR_SS_DOWNGRADE;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1618
		break;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1619
	default:
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1620
		/* speed downshift not supported */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1621
		phy->speed_downgraded = false;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1622
		return 0;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1623
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1624
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1625
	ret_val = e1e_rphy(hw, offset, &phy_data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1626
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1627
	if (!ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1628
		phy->speed_downgraded = (phy_data & mask);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1629
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1630
	return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1631
}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1632
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1633
/**
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1634
 *  e1000_check_polarity_m88 - Checks the polarity.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1635
 *  @hw: pointer to the HW structure
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1636
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1637
 *  Success returns 0, Failure returns -E1000_ERR_PHY (-2)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1638
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1639
 *  Polarity is determined based on the PHY specific status register.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1640
 **/
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1641
s32 e1000_check_polarity_m88(struct e1000_hw *hw)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1642
{
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1643
	struct e1000_phy_info *phy = &hw->phy;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1644
	s32 ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1645
	u16 data;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1646
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1647
	ret_val = e1e_rphy(hw, M88E1000_PHY_SPEC_STATUS, &data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1648
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1649
	if (!ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1650
		phy->cable_polarity = (data & M88E1000_PSSR_REV_POLARITY)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1651
				      ? e1000_rev_polarity_reversed
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1652
				      : e1000_rev_polarity_normal;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1653
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1654
	return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1655
}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1656
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1657
/**
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1658
 *  e1000_check_polarity_igp - Checks the polarity.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1659
 *  @hw: pointer to the HW structure
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1660
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1661
 *  Success returns 0, Failure returns -E1000_ERR_PHY (-2)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1662
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1663
 *  Polarity is determined based on the PHY port status register, and the
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1664
 *  current speed (since there is no polarity at 100Mbps).
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1665
 **/
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1666
s32 e1000_check_polarity_igp(struct e1000_hw *hw)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1667
{
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1668
	struct e1000_phy_info *phy = &hw->phy;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1669
	s32 ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1670
	u16 data, offset, mask;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1671
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1672
	/*
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1673
	 * Polarity is determined based on the speed of
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1674
	 * our connection.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1675
	 */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1676
	ret_val = e1e_rphy(hw, IGP01E1000_PHY_PORT_STATUS, &data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1677
	if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1678
		return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1679
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1680
	if ((data & IGP01E1000_PSSR_SPEED_MASK) ==
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1681
	    IGP01E1000_PSSR_SPEED_1000MBPS) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1682
		offset	= IGP01E1000_PHY_PCS_INIT_REG;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1683
		mask	= IGP01E1000_PHY_POLARITY_MASK;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1684
	} else {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1685
		/*
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1686
		 * This really only applies to 10Mbps since
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1687
		 * there is no polarity for 100Mbps (always 0).
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1688
		 */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1689
		offset	= IGP01E1000_PHY_PORT_STATUS;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1690
		mask	= IGP01E1000_PSSR_POLARITY_REVERSED;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1691
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1692
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1693
	ret_val = e1e_rphy(hw, offset, &data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1694
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1695
	if (!ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1696
		phy->cable_polarity = (data & mask)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1697
				      ? e1000_rev_polarity_reversed
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1698
				      : e1000_rev_polarity_normal;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1699
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1700
	return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1701
}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1702
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1703
/**
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1704
 *  e1000_check_polarity_ife - Check cable polarity for IFE PHY
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1705
 *  @hw: pointer to the HW structure
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1706
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1707
 *  Polarity is determined on the polarity reversal feature being enabled.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1708
 **/
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1709
s32 e1000_check_polarity_ife(struct e1000_hw *hw)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1710
{
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1711
	struct e1000_phy_info *phy = &hw->phy;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1712
	s32 ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1713
	u16 phy_data, offset, mask;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1714
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1715
	/*
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1716
	 * Polarity is determined based on the reversal feature being enabled.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1717
	 */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1718
	if (phy->polarity_correction) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1719
		offset = IFE_PHY_EXTENDED_STATUS_CONTROL;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1720
		mask = IFE_PESC_POLARITY_REVERSED;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1721
	} else {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1722
		offset = IFE_PHY_SPECIAL_CONTROL;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1723
		mask = IFE_PSC_FORCE_POLARITY;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1724
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1725
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1726
	ret_val = e1e_rphy(hw, offset, &phy_data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1727
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1728
	if (!ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1729
		phy->cable_polarity = (phy_data & mask)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1730
		                       ? e1000_rev_polarity_reversed
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1731
		                       : e1000_rev_polarity_normal;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1732
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1733
	return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1734
}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1735
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1736
/**
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1737
 *  e1000_wait_autoneg - Wait for auto-neg completion
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1738
 *  @hw: pointer to the HW structure
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1739
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1740
 *  Waits for auto-negotiation to complete or for the auto-negotiation time
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1741
 *  limit to expire, which ever happens first.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1742
 **/
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1743
static s32 e1000_wait_autoneg(struct e1000_hw *hw)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1744
{
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1745
	s32 ret_val = 0;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1746
	u16 i, phy_status;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1747
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1748
	/* Break after autoneg completes or PHY_AUTO_NEG_LIMIT expires. */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1749
	for (i = PHY_AUTO_NEG_LIMIT; i > 0; i--) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1750
		ret_val = e1e_rphy(hw, PHY_STATUS, &phy_status);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1751
		if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1752
			break;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1753
		ret_val = e1e_rphy(hw, PHY_STATUS, &phy_status);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1754
		if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1755
			break;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1756
		if (phy_status & MII_SR_AUTONEG_COMPLETE)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1757
			break;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1758
		msleep(100);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1759
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1760
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1761
	/*
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1762
	 * PHY_AUTO_NEG_TIME expiration doesn't guarantee auto-negotiation
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1763
	 * has completed.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1764
	 */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1765
	return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1766
}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1767
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1768
/**
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1769
 *  e1000e_phy_has_link_generic - Polls PHY for link
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1770
 *  @hw: pointer to the HW structure
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1771
 *  @iterations: number of times to poll for link
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1772
 *  @usec_interval: delay between polling attempts
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1773
 *  @success: pointer to whether polling was successful or not
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1774
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1775
 *  Polls the PHY status register for link, 'iterations' number of times.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1776
 **/
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1777
s32 e1000e_phy_has_link_generic(struct e1000_hw *hw, u32 iterations,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1778
			       u32 usec_interval, bool *success)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1779
{
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1780
	s32 ret_val = 0;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1781
	u16 i, phy_status;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1782
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1783
	for (i = 0; i < iterations; i++) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1784
		/*
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1785
		 * Some PHYs require the PHY_STATUS register to be read
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1786
		 * twice due to the link bit being sticky.  No harm doing
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1787
		 * it across the board.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1788
		 */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1789
		ret_val = e1e_rphy(hw, PHY_STATUS, &phy_status);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1790
		if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1791
			/*
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1792
			 * If the first read fails, another entity may have
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1793
			 * ownership of the resources, wait and try again to
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1794
			 * see if they have relinquished the resources yet.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1795
			 */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1796
			udelay(usec_interval);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1797
		ret_val = e1e_rphy(hw, PHY_STATUS, &phy_status);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1798
		if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1799
			break;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1800
		if (phy_status & MII_SR_LINK_STATUS)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1801
			break;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1802
		if (usec_interval >= 1000)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1803
			mdelay(usec_interval/1000);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1804
		else
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1805
			udelay(usec_interval);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1806
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1807
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1808
	*success = (i < iterations);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1809
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1810
	return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1811
}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1812
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1813
/**
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1814
 *  e1000e_get_cable_length_m88 - Determine cable length for m88 PHY
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1815
 *  @hw: pointer to the HW structure
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1816
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1817
 *  Reads the PHY specific status register to retrieve the cable length
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1818
 *  information.  The cable length is determined by averaging the minimum and
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1819
 *  maximum values to get the "average" cable length.  The m88 PHY has four
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1820
 *  possible cable length values, which are:
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1821
 *	Register Value		Cable Length
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1822
 *	0			< 50 meters
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1823
 *	1			50 - 80 meters
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1824
 *	2			80 - 110 meters
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1825
 *	3			110 - 140 meters
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1826
 *	4			> 140 meters
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1827
 **/
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1828
s32 e1000e_get_cable_length_m88(struct e1000_hw *hw)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1829
{
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1830
	struct e1000_phy_info *phy = &hw->phy;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1831
	s32 ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1832
	u16 phy_data, index;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1833
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1834
	ret_val = e1e_rphy(hw, M88E1000_PHY_SPEC_STATUS, &phy_data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1835
	if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1836
		goto out;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1837
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1838
	index = (phy_data & M88E1000_PSSR_CABLE_LENGTH) >>
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1839
	        M88E1000_PSSR_CABLE_LENGTH_SHIFT;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1840
	if (index >= M88E1000_CABLE_LENGTH_TABLE_SIZE - 1) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1841
		ret_val = -E1000_ERR_PHY;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1842
		goto out;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1843
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1844
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1845
	phy->min_cable_length = e1000_m88_cable_length_table[index];
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1846
	phy->max_cable_length = e1000_m88_cable_length_table[index + 1];
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1847
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1848
	phy->cable_length = (phy->min_cable_length + phy->max_cable_length) / 2;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1849
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1850
out:
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1851
	return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1852
}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1853
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1854
/**
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1855
 *  e1000e_get_cable_length_igp_2 - Determine cable length for igp2 PHY
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1856
 *  @hw: pointer to the HW structure
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1857
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1858
 *  The automatic gain control (agc) normalizes the amplitude of the
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1859
 *  received signal, adjusting for the attenuation produced by the
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1860
 *  cable.  By reading the AGC registers, which represent the
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1861
 *  combination of coarse and fine gain value, the value can be put
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1862
 *  into a lookup table to obtain the approximate cable length
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1863
 *  for each channel.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1864
 **/
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1865
s32 e1000e_get_cable_length_igp_2(struct e1000_hw *hw)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1866
{
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1867
	struct e1000_phy_info *phy = &hw->phy;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1868
	s32 ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1869
	u16 phy_data, i, agc_value = 0;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1870
	u16 cur_agc_index, max_agc_index = 0;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1871
	u16 min_agc_index = IGP02E1000_CABLE_LENGTH_TABLE_SIZE - 1;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1872
	static const u16 agc_reg_array[IGP02E1000_PHY_CHANNEL_NUM] = {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1873
	       IGP02E1000_PHY_AGC_A,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1874
	       IGP02E1000_PHY_AGC_B,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1875
	       IGP02E1000_PHY_AGC_C,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1876
	       IGP02E1000_PHY_AGC_D
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1877
	};
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1878
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1879
	/* Read the AGC registers for all channels */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1880
	for (i = 0; i < IGP02E1000_PHY_CHANNEL_NUM; i++) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1881
		ret_val = e1e_rphy(hw, agc_reg_array[i], &phy_data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1882
		if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1883
			return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1884
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1885
		/*
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1886
		 * Getting bits 15:9, which represent the combination of
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1887
		 * coarse and fine gain values.  The result is a number
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1888
		 * that can be put into the lookup table to obtain the
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1889
		 * approximate cable length.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1890
		 */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1891
		cur_agc_index = (phy_data >> IGP02E1000_AGC_LENGTH_SHIFT) &
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1892
				IGP02E1000_AGC_LENGTH_MASK;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1893
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1894
		/* Array index bound check. */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1895
		if ((cur_agc_index >= IGP02E1000_CABLE_LENGTH_TABLE_SIZE) ||
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1896
		    (cur_agc_index == 0))
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1897
			return -E1000_ERR_PHY;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1898
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1899
		/* Remove min & max AGC values from calculation. */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1900
		if (e1000_igp_2_cable_length_table[min_agc_index] >
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1901
		    e1000_igp_2_cable_length_table[cur_agc_index])
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1902
			min_agc_index = cur_agc_index;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1903
		if (e1000_igp_2_cable_length_table[max_agc_index] <
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1904
		    e1000_igp_2_cable_length_table[cur_agc_index])
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1905
			max_agc_index = cur_agc_index;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1906
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1907
		agc_value += e1000_igp_2_cable_length_table[cur_agc_index];
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1908
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1909
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1910
	agc_value -= (e1000_igp_2_cable_length_table[min_agc_index] +
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1911
		      e1000_igp_2_cable_length_table[max_agc_index]);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1912
	agc_value /= (IGP02E1000_PHY_CHANNEL_NUM - 2);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1913
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1914
	/* Calculate cable length with the error range of +/- 10 meters. */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1915
	phy->min_cable_length = ((agc_value - IGP02E1000_AGC_RANGE) > 0) ?
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1916
				 (agc_value - IGP02E1000_AGC_RANGE) : 0;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1917
	phy->max_cable_length = agc_value + IGP02E1000_AGC_RANGE;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1918
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1919
	phy->cable_length = (phy->min_cable_length + phy->max_cable_length) / 2;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1920
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1921
	return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1922
}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1923
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1924
/**
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1925
 *  e1000e_get_phy_info_m88 - Retrieve PHY information
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1926
 *  @hw: pointer to the HW structure
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1927
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1928
 *  Valid for only copper links.  Read the PHY status register (sticky read)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1929
 *  to verify that link is up.  Read the PHY special control register to
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1930
 *  determine the polarity and 10base-T extended distance.  Read the PHY
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1931
 *  special status register to determine MDI/MDIx and current speed.  If
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1932
 *  speed is 1000, then determine cable length, local and remote receiver.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1933
 **/
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1934
s32 e1000e_get_phy_info_m88(struct e1000_hw *hw)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1935
{
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1936
	struct e1000_phy_info *phy = &hw->phy;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1937
	s32  ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1938
	u16 phy_data;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1939
	bool link;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1940
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1941
	if (phy->media_type != e1000_media_type_copper) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1942
		e_dbg("Phy info is only valid for copper media\n");
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1943
		return -E1000_ERR_CONFIG;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1944
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1945
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1946
	ret_val = e1000e_phy_has_link_generic(hw, 1, 0, &link);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1947
	if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1948
		return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1949
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1950
	if (!link) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1951
		e_dbg("Phy info is only valid if link is up\n");
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1952
		return -E1000_ERR_CONFIG;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1953
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1954
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1955
	ret_val = e1e_rphy(hw, M88E1000_PHY_SPEC_CTRL, &phy_data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1956
	if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1957
		return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1958
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1959
	phy->polarity_correction = (phy_data &
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1960
				    M88E1000_PSCR_POLARITY_REVERSAL);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1961
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1962
	ret_val = e1000_check_polarity_m88(hw);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1963
	if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1964
		return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1965
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1966
	ret_val = e1e_rphy(hw, M88E1000_PHY_SPEC_STATUS, &phy_data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1967
	if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1968
		return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1969
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1970
	phy->is_mdix = (phy_data & M88E1000_PSSR_MDIX);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1971
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1972
	if ((phy_data & M88E1000_PSSR_SPEED) == M88E1000_PSSR_1000MBS) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1973
		ret_val = e1000_get_cable_length(hw);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1974
		if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1975
			return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1976
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1977
		ret_val = e1e_rphy(hw, PHY_1000T_STATUS, &phy_data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1978
		if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1979
			return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1980
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1981
		phy->local_rx = (phy_data & SR_1000T_LOCAL_RX_STATUS)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1982
				? e1000_1000t_rx_status_ok
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1983
				: e1000_1000t_rx_status_not_ok;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1984
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1985
		phy->remote_rx = (phy_data & SR_1000T_REMOTE_RX_STATUS)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1986
				 ? e1000_1000t_rx_status_ok
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1987
				 : e1000_1000t_rx_status_not_ok;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1988
	} else {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1989
		/* Set values to "undefined" */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1990
		phy->cable_length = E1000_CABLE_LENGTH_UNDEFINED;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1991
		phy->local_rx = e1000_1000t_rx_status_undefined;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1992
		phy->remote_rx = e1000_1000t_rx_status_undefined;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1993
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1994
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1995
	return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1996
}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1997
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1998
/**
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1999
 *  e1000e_get_phy_info_igp - Retrieve igp PHY information
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2000
 *  @hw: pointer to the HW structure
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2001
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2002
 *  Read PHY status to determine if link is up.  If link is up, then
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2003
 *  set/determine 10base-T extended distance and polarity correction.  Read
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2004
 *  PHY port status to determine MDI/MDIx and speed.  Based on the speed,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2005
 *  determine on the cable length, local and remote receiver.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2006
 **/
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2007
s32 e1000e_get_phy_info_igp(struct e1000_hw *hw)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2008
{
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2009
	struct e1000_phy_info *phy = &hw->phy;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2010
	s32 ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2011
	u16 data;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2012
	bool link;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2013
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2014
	ret_val = e1000e_phy_has_link_generic(hw, 1, 0, &link);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2015
	if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2016
		return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2017
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2018
	if (!link) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2019
		e_dbg("Phy info is only valid if link is up\n");
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2020
		return -E1000_ERR_CONFIG;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2021
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2022
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2023
	phy->polarity_correction = true;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2024
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2025
	ret_val = e1000_check_polarity_igp(hw);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2026
	if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2027
		return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2028
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2029
	ret_val = e1e_rphy(hw, IGP01E1000_PHY_PORT_STATUS, &data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2030
	if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2031
		return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2032
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2033
	phy->is_mdix = (data & IGP01E1000_PSSR_MDIX);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2034
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2035
	if ((data & IGP01E1000_PSSR_SPEED_MASK) ==
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2036
	    IGP01E1000_PSSR_SPEED_1000MBPS) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2037
		ret_val = e1000_get_cable_length(hw);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2038
		if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2039
			return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2040
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2041
		ret_val = e1e_rphy(hw, PHY_1000T_STATUS, &data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2042
		if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2043
			return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2044
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2045
		phy->local_rx = (data & SR_1000T_LOCAL_RX_STATUS)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2046
				? e1000_1000t_rx_status_ok
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2047
				: e1000_1000t_rx_status_not_ok;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2048
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2049
		phy->remote_rx = (data & SR_1000T_REMOTE_RX_STATUS)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2050
				 ? e1000_1000t_rx_status_ok
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2051
				 : e1000_1000t_rx_status_not_ok;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2052
	} else {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2053
		phy->cable_length = E1000_CABLE_LENGTH_UNDEFINED;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2054
		phy->local_rx = e1000_1000t_rx_status_undefined;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2055
		phy->remote_rx = e1000_1000t_rx_status_undefined;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2056
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2057
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2058
	return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2059
}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2060
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2061
/**
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2062
 *  e1000_get_phy_info_ife - Retrieves various IFE PHY states
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2063
 *  @hw: pointer to the HW structure
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2064
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2065
 *  Populates "phy" structure with various feature states.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2066
 **/
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2067
s32 e1000_get_phy_info_ife(struct e1000_hw *hw)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2068
{
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2069
	struct e1000_phy_info *phy = &hw->phy;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2070
	s32 ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2071
	u16 data;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2072
	bool link;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2073
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2074
	ret_val = e1000e_phy_has_link_generic(hw, 1, 0, &link);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2075
	if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2076
		goto out;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2077
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2078
	if (!link) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2079
		e_dbg("Phy info is only valid if link is up\n");
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2080
		ret_val = -E1000_ERR_CONFIG;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2081
		goto out;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2082
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2083
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2084
	ret_val = e1e_rphy(hw, IFE_PHY_SPECIAL_CONTROL, &data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2085
	if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2086
		goto out;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2087
	phy->polarity_correction = (data & IFE_PSC_AUTO_POLARITY_DISABLE)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2088
	                           ? false : true;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2089
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2090
	if (phy->polarity_correction) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2091
		ret_val = e1000_check_polarity_ife(hw);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2092
		if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2093
			goto out;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2094
	} else {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2095
		/* Polarity is forced */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2096
		phy->cable_polarity = (data & IFE_PSC_FORCE_POLARITY)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2097
		                      ? e1000_rev_polarity_reversed
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2098
		                      : e1000_rev_polarity_normal;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2099
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2100
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2101
	ret_val = e1e_rphy(hw, IFE_PHY_MDIX_CONTROL, &data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2102
	if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2103
		goto out;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2104
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2105
	phy->is_mdix = (data & IFE_PMC_MDIX_STATUS) ? true : false;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2106
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2107
	/* The following parameters are undefined for 10/100 operation. */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2108
	phy->cable_length = E1000_CABLE_LENGTH_UNDEFINED;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2109
	phy->local_rx = e1000_1000t_rx_status_undefined;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2110
	phy->remote_rx = e1000_1000t_rx_status_undefined;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2111
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2112
out:
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2113
	return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2114
}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2115
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2116
/**
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2117
 *  e1000e_phy_sw_reset - PHY software reset
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2118
 *  @hw: pointer to the HW structure
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2119
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2120
 *  Does a software reset of the PHY by reading the PHY control register and
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2121
 *  setting/write the control register reset bit to the PHY.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2122
 **/
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2123
s32 e1000e_phy_sw_reset(struct e1000_hw *hw)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2124
{
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2125
	s32 ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2126
	u16 phy_ctrl;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2127
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2128
	ret_val = e1e_rphy(hw, PHY_CONTROL, &phy_ctrl);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2129
	if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2130
		return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2131
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2132
	phy_ctrl |= MII_CR_RESET;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2133
	ret_val = e1e_wphy(hw, PHY_CONTROL, phy_ctrl);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2134
	if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2135
		return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2136
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2137
	udelay(1);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2138
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2139
	return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2140
}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2141
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2142
/**
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2143
 *  e1000e_phy_hw_reset_generic - PHY hardware reset
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2144
 *  @hw: pointer to the HW structure
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2145
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2146
 *  Verify the reset block is not blocking us from resetting.  Acquire
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2147
 *  semaphore (if necessary) and read/set/write the device control reset
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2148
 *  bit in the PHY.  Wait the appropriate delay time for the device to
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2149
 *  reset and release the semaphore (if necessary).
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2150
 **/
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2151
s32 e1000e_phy_hw_reset_generic(struct e1000_hw *hw)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2152
{
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2153
	struct e1000_phy_info *phy = &hw->phy;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2154
	s32 ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2155
	u32 ctrl;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2156
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2157
	ret_val = e1000_check_reset_block(hw);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2158
	if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2159
		return 0;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2160
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2161
	ret_val = phy->ops.acquire(hw);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2162
	if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2163
		return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2164
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2165
	ctrl = er32(CTRL);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2166
	ew32(CTRL, ctrl | E1000_CTRL_PHY_RST);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2167
	e1e_flush();
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2168
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2169
	udelay(phy->reset_delay_us);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2170
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2171
	ew32(CTRL, ctrl);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2172
	e1e_flush();
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2173
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2174
	udelay(150);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2175
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2176
	phy->ops.release(hw);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2177
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2178
	return e1000_get_phy_cfg_done(hw);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2179
}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2180
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2181
/**
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2182
 *  e1000e_get_cfg_done - Generic configuration done
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2183
 *  @hw: pointer to the HW structure
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2184
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2185
 *  Generic function to wait 10 milli-seconds for configuration to complete
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2186
 *  and return success.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2187
 **/
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2188
s32 e1000e_get_cfg_done(struct e1000_hw *hw)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2189
{
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2190
	mdelay(10);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2191
	return 0;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2192
}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2193
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2194
/**
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2195
 *  e1000e_phy_init_script_igp3 - Inits the IGP3 PHY
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2196
 *  @hw: pointer to the HW structure
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2197
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2198
 *  Initializes a Intel Gigabit PHY3 when an EEPROM is not present.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2199
 **/
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2200
s32 e1000e_phy_init_script_igp3(struct e1000_hw *hw)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2201
{
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2202
	e_dbg("Running IGP 3 PHY init script\n");
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2203
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2204
	/* PHY init IGP 3 */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2205
	/* Enable rise/fall, 10-mode work in class-A */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2206
	e1e_wphy(hw, 0x2F5B, 0x9018);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2207
	/* Remove all caps from Replica path filter */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2208
	e1e_wphy(hw, 0x2F52, 0x0000);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2209
	/* Bias trimming for ADC, AFE and Driver (Default) */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2210
	e1e_wphy(hw, 0x2FB1, 0x8B24);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2211
	/* Increase Hybrid poly bias */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2212
	e1e_wphy(hw, 0x2FB2, 0xF8F0);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2213
	/* Add 4% to Tx amplitude in Gig mode */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2214
	e1e_wphy(hw, 0x2010, 0x10B0);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2215
	/* Disable trimming (TTT) */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2216
	e1e_wphy(hw, 0x2011, 0x0000);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2217
	/* Poly DC correction to 94.6% + 2% for all channels */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2218
	e1e_wphy(hw, 0x20DD, 0x249A);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2219
	/* ABS DC correction to 95.9% */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2220
	e1e_wphy(hw, 0x20DE, 0x00D3);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2221
	/* BG temp curve trim */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2222
	e1e_wphy(hw, 0x28B4, 0x04CE);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2223
	/* Increasing ADC OPAMP stage 1 currents to max */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2224
	e1e_wphy(hw, 0x2F70, 0x29E4);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2225
	/* Force 1000 ( required for enabling PHY regs configuration) */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2226
	e1e_wphy(hw, 0x0000, 0x0140);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2227
	/* Set upd_freq to 6 */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2228
	e1e_wphy(hw, 0x1F30, 0x1606);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2229
	/* Disable NPDFE */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2230
	e1e_wphy(hw, 0x1F31, 0xB814);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2231
	/* Disable adaptive fixed FFE (Default) */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2232
	e1e_wphy(hw, 0x1F35, 0x002A);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2233
	/* Enable FFE hysteresis */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2234
	e1e_wphy(hw, 0x1F3E, 0x0067);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2235
	/* Fixed FFE for short cable lengths */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2236
	e1e_wphy(hw, 0x1F54, 0x0065);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2237
	/* Fixed FFE for medium cable lengths */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2238
	e1e_wphy(hw, 0x1F55, 0x002A);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2239
	/* Fixed FFE for long cable lengths */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2240
	e1e_wphy(hw, 0x1F56, 0x002A);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2241
	/* Enable Adaptive Clip Threshold */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2242
	e1e_wphy(hw, 0x1F72, 0x3FB0);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2243
	/* AHT reset limit to 1 */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2244
	e1e_wphy(hw, 0x1F76, 0xC0FF);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2245
	/* Set AHT master delay to 127 msec */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2246
	e1e_wphy(hw, 0x1F77, 0x1DEC);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2247
	/* Set scan bits for AHT */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2248
	e1e_wphy(hw, 0x1F78, 0xF9EF);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2249
	/* Set AHT Preset bits */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2250
	e1e_wphy(hw, 0x1F79, 0x0210);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2251
	/* Change integ_factor of channel A to 3 */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2252
	e1e_wphy(hw, 0x1895, 0x0003);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2253
	/* Change prop_factor of channels BCD to 8 */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2254
	e1e_wphy(hw, 0x1796, 0x0008);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2255
	/* Change cg_icount + enable integbp for channels BCD */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2256
	e1e_wphy(hw, 0x1798, 0xD008);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2257
	/*
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2258
	 * Change cg_icount + enable integbp + change prop_factor_master
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2259
	 * to 8 for channel A
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2260
	 */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2261
	e1e_wphy(hw, 0x1898, 0xD918);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2262
	/* Disable AHT in Slave mode on channel A */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2263
	e1e_wphy(hw, 0x187A, 0x0800);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2264
	/*
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2265
	 * Enable LPLU and disable AN to 1000 in non-D0a states,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2266
	 * Enable SPD+B2B
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2267
	 */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2268
	e1e_wphy(hw, 0x0019, 0x008D);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2269
	/* Enable restart AN on an1000_dis change */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2270
	e1e_wphy(hw, 0x001B, 0x2080);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2271
	/* Enable wh_fifo read clock in 10/100 modes */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2272
	e1e_wphy(hw, 0x0014, 0x0045);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2273
	/* Restart AN, Speed selection is 1000 */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2274
	e1e_wphy(hw, 0x0000, 0x1340);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2275
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2276
	return 0;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2277
}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2278
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2279
/* Internal function pointers */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2280
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2281
/**
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2282
 *  e1000_get_phy_cfg_done - Generic PHY configuration done
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2283
 *  @hw: pointer to the HW structure
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2284
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2285
 *  Return success if silicon family did not implement a family specific
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2286
 *  get_cfg_done function.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2287
 **/
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2288
static s32 e1000_get_phy_cfg_done(struct e1000_hw *hw)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2289
{
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2290
	if (hw->phy.ops.get_cfg_done)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2291
		return hw->phy.ops.get_cfg_done(hw);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2292
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2293
	return 0;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2294
}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2295
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2296
/**
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2297
 *  e1000_phy_force_speed_duplex - Generic force PHY speed/duplex
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2298
 *  @hw: pointer to the HW structure
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2299
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2300
 *  When the silicon family has not implemented a forced speed/duplex
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2301
 *  function for the PHY, simply return 0.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2302
 **/
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2303
static s32 e1000_phy_force_speed_duplex(struct e1000_hw *hw)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2304
{
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2305
	if (hw->phy.ops.force_speed_duplex)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2306
		return hw->phy.ops.force_speed_duplex(hw);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2307
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2308
	return 0;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2309
}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2310
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2311
/**
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2312
 *  e1000e_get_phy_type_from_id - Get PHY type from id
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2313
 *  @phy_id: phy_id read from the phy
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2314
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2315
 *  Returns the phy type from the id.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2316
 **/
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2317
enum e1000_phy_type e1000e_get_phy_type_from_id(u32 phy_id)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2318
{
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2319
	enum e1000_phy_type phy_type = e1000_phy_unknown;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2320
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2321
	switch (phy_id) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2322
	case M88E1000_I_PHY_ID:
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2323
	case M88E1000_E_PHY_ID:
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2324
	case M88E1111_I_PHY_ID:
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2325
	case M88E1011_I_PHY_ID:
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2326
		phy_type = e1000_phy_m88;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2327
		break;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2328
	case IGP01E1000_I_PHY_ID: /* IGP 1 & 2 share this */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2329
		phy_type = e1000_phy_igp_2;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2330
		break;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2331
	case GG82563_E_PHY_ID:
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2332
		phy_type = e1000_phy_gg82563;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2333
		break;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2334
	case IGP03E1000_E_PHY_ID:
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2335
		phy_type = e1000_phy_igp_3;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2336
		break;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2337
	case IFE_E_PHY_ID:
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2338
	case IFE_PLUS_E_PHY_ID:
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2339
	case IFE_C_E_PHY_ID:
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2340
		phy_type = e1000_phy_ife;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2341
		break;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2342
	case BME1000_E_PHY_ID:
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2343
	case BME1000_E_PHY_ID_R2:
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2344
		phy_type = e1000_phy_bm;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2345
		break;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2346
	case I82578_E_PHY_ID:
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2347
		phy_type = e1000_phy_82578;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2348
		break;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2349
	case I82577_E_PHY_ID:
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2350
		phy_type = e1000_phy_82577;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2351
		break;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2352
	case I82579_E_PHY_ID:
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2353
		phy_type = e1000_phy_82579;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2354
		break;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2355
	default:
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2356
		phy_type = e1000_phy_unknown;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2357
		break;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2358
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2359
	return phy_type;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2360
}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2361
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2362
/**
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2363
 *  e1000e_determine_phy_address - Determines PHY address.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2364
 *  @hw: pointer to the HW structure
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2365
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2366
 *  This uses a trial and error method to loop through possible PHY
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2367
 *  addresses. It tests each by reading the PHY ID registers and
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2368
 *  checking for a match.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2369
 **/
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2370
s32 e1000e_determine_phy_address(struct e1000_hw *hw)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2371
{
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2372
	s32 ret_val = -E1000_ERR_PHY_TYPE;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2373
	u32 phy_addr = 0;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2374
	u32 i;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2375
	enum e1000_phy_type phy_type = e1000_phy_unknown;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2376
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2377
	hw->phy.id = phy_type;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2378
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2379
	for (phy_addr = 0; phy_addr < E1000_MAX_PHY_ADDR; phy_addr++) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2380
		hw->phy.addr = phy_addr;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2381
		i = 0;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2382
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2383
		do {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2384
			e1000e_get_phy_id(hw);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2385
			phy_type = e1000e_get_phy_type_from_id(hw->phy.id);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2386
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2387
			/*
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2388
			 * If phy_type is valid, break - we found our
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2389
			 * PHY address
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2390
			 */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2391
			if (phy_type  != e1000_phy_unknown) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2392
				ret_val = 0;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2393
				goto out;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2394
			}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2395
			usleep_range(1000, 2000);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2396
			i++;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2397
		} while (i < 10);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2398
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2399
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2400
out:
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2401
	return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2402
}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2403
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2404
/**
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2405
 *  e1000_get_phy_addr_for_bm_page - Retrieve PHY page address
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2406
 *  @page: page to access
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2407
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2408
 *  Returns the phy address for the page requested.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2409
 **/
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2410
static u32 e1000_get_phy_addr_for_bm_page(u32 page, u32 reg)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2411
{
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2412
	u32 phy_addr = 2;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2413
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2414
	if ((page >= 768) || (page == 0 && reg == 25) || (reg == 31))
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2415
		phy_addr = 1;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2416
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2417
	return phy_addr;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2418
}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2419
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2420
/**
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2421
 *  e1000e_write_phy_reg_bm - Write BM PHY register
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2422
 *  @hw: pointer to the HW structure
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2423
 *  @offset: register offset to write to
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2424
 *  @data: data to write at register offset
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2425
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2426
 *  Acquires semaphore, if necessary, then writes the data to PHY register
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2427
 *  at the offset.  Release any acquired semaphores before exiting.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2428
 **/
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2429
s32 e1000e_write_phy_reg_bm(struct e1000_hw *hw, u32 offset, u16 data)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2430
{
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2431
	s32 ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2432
	u32 page = offset >> IGP_PAGE_SHIFT;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2433
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2434
	ret_val = hw->phy.ops.acquire(hw);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2435
	if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2436
		return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2437
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2438
	/* Page 800 works differently than the rest so it has its own func */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2439
	if (page == BM_WUC_PAGE) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2440
		ret_val = e1000_access_phy_wakeup_reg_bm(hw, offset, &data,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2441
							 false, false);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2442
		goto out;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2443
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2444
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2445
	hw->phy.addr = e1000_get_phy_addr_for_bm_page(page, offset);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2446
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2447
	if (offset > MAX_PHY_MULTI_PAGE_REG) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2448
		u32 page_shift, page_select;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2449
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2450
		/*
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2451
		 * Page select is register 31 for phy address 1 and 22 for
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2452
		 * phy address 2 and 3. Page select is shifted only for
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2453
		 * phy address 1.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2454
		 */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2455
		if (hw->phy.addr == 1) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2456
			page_shift = IGP_PAGE_SHIFT;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2457
			page_select = IGP01E1000_PHY_PAGE_SELECT;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2458
		} else {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2459
			page_shift = 0;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2460
			page_select = BM_PHY_PAGE_SELECT;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2461
		}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2462
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2463
		/* Page is shifted left, PHY expects (page x 32) */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2464
		ret_val = e1000e_write_phy_reg_mdic(hw, page_select,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2465
		                                    (page << page_shift));
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2466
		if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2467
			goto out;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2468
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2469
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2470
	ret_val = e1000e_write_phy_reg_mdic(hw, MAX_PHY_REG_ADDRESS & offset,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2471
	                                    data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2472
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2473
out:
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2474
	hw->phy.ops.release(hw);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2475
	return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2476
}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2477
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2478
/**
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2479
 *  e1000e_read_phy_reg_bm - Read BM PHY register
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2480
 *  @hw: pointer to the HW structure
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2481
 *  @offset: register offset to be read
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2482
 *  @data: pointer to the read data
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2483
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2484
 *  Acquires semaphore, if necessary, then reads the PHY register at offset
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2485
 *  and storing the retrieved information in data.  Release any acquired
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2486
 *  semaphores before exiting.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2487
 **/
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2488
s32 e1000e_read_phy_reg_bm(struct e1000_hw *hw, u32 offset, u16 *data)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2489
{
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2490
	s32 ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2491
	u32 page = offset >> IGP_PAGE_SHIFT;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2492
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2493
	ret_val = hw->phy.ops.acquire(hw);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2494
	if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2495
		return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2496
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2497
	/* Page 800 works differently than the rest so it has its own func */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2498
	if (page == BM_WUC_PAGE) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2499
		ret_val = e1000_access_phy_wakeup_reg_bm(hw, offset, data,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2500
							 true, false);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2501
		goto out;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2502
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2503
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2504
	hw->phy.addr = e1000_get_phy_addr_for_bm_page(page, offset);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2505
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2506
	if (offset > MAX_PHY_MULTI_PAGE_REG) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2507
		u32 page_shift, page_select;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2508
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2509
		/*
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2510
		 * Page select is register 31 for phy address 1 and 22 for
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2511
		 * phy address 2 and 3. Page select is shifted only for
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2512
		 * phy address 1.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2513
		 */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2514
		if (hw->phy.addr == 1) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2515
			page_shift = IGP_PAGE_SHIFT;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2516
			page_select = IGP01E1000_PHY_PAGE_SELECT;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2517
		} else {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2518
			page_shift = 0;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2519
			page_select = BM_PHY_PAGE_SELECT;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2520
		}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2521
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2522
		/* Page is shifted left, PHY expects (page x 32) */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2523
		ret_val = e1000e_write_phy_reg_mdic(hw, page_select,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2524
		                                    (page << page_shift));
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2525
		if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2526
			goto out;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2527
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2528
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2529
	ret_val = e1000e_read_phy_reg_mdic(hw, MAX_PHY_REG_ADDRESS & offset,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2530
	                                   data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2531
out:
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2532
	hw->phy.ops.release(hw);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2533
	return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2534
}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2535
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2536
/**
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2537
 *  e1000e_read_phy_reg_bm2 - Read BM PHY register
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2538
 *  @hw: pointer to the HW structure
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2539
 *  @offset: register offset to be read
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2540
 *  @data: pointer to the read data
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2541
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2542
 *  Acquires semaphore, if necessary, then reads the PHY register at offset
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2543
 *  and storing the retrieved information in data.  Release any acquired
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2544
 *  semaphores before exiting.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2545
 **/
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2546
s32 e1000e_read_phy_reg_bm2(struct e1000_hw *hw, u32 offset, u16 *data)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2547
{
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2548
	s32 ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2549
	u16 page = (u16)(offset >> IGP_PAGE_SHIFT);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2550
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2551
	ret_val = hw->phy.ops.acquire(hw);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2552
	if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2553
		return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2554
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2555
	/* Page 800 works differently than the rest so it has its own func */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2556
	if (page == BM_WUC_PAGE) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2557
		ret_val = e1000_access_phy_wakeup_reg_bm(hw, offset, data,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2558
							 true, false);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2559
		goto out;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2560
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2561
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2562
	hw->phy.addr = 1;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2563
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2564
	if (offset > MAX_PHY_MULTI_PAGE_REG) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2565
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2566
		/* Page is shifted left, PHY expects (page x 32) */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2567
		ret_val = e1000e_write_phy_reg_mdic(hw, BM_PHY_PAGE_SELECT,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2568
						    page);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2569
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2570
		if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2571
			goto out;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2572
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2573
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2574
	ret_val = e1000e_read_phy_reg_mdic(hw, MAX_PHY_REG_ADDRESS & offset,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2575
					   data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2576
out:
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2577
	hw->phy.ops.release(hw);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2578
	return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2579
}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2580
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2581
/**
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2582
 *  e1000e_write_phy_reg_bm2 - Write BM PHY register
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2583
 *  @hw: pointer to the HW structure
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2584
 *  @offset: register offset to write to
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2585
 *  @data: data to write at register offset
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2586
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2587
 *  Acquires semaphore, if necessary, then writes the data to PHY register
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2588
 *  at the offset.  Release any acquired semaphores before exiting.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2589
 **/
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2590
s32 e1000e_write_phy_reg_bm2(struct e1000_hw *hw, u32 offset, u16 data)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2591
{
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2592
	s32 ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2593
	u16 page = (u16)(offset >> IGP_PAGE_SHIFT);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2594
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2595
	ret_val = hw->phy.ops.acquire(hw);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2596
	if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2597
		return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2598
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2599
	/* Page 800 works differently than the rest so it has its own func */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2600
	if (page == BM_WUC_PAGE) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2601
		ret_val = e1000_access_phy_wakeup_reg_bm(hw, offset, &data,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2602
							 false, false);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2603
		goto out;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2604
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2605
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2606
	hw->phy.addr = 1;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2607
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2608
	if (offset > MAX_PHY_MULTI_PAGE_REG) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2609
		/* Page is shifted left, PHY expects (page x 32) */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2610
		ret_val = e1000e_write_phy_reg_mdic(hw, BM_PHY_PAGE_SELECT,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2611
						    page);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2612
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2613
		if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2614
			goto out;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2615
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2616
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2617
	ret_val = e1000e_write_phy_reg_mdic(hw, MAX_PHY_REG_ADDRESS & offset,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2618
					    data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2619
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2620
out:
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2621
	hw->phy.ops.release(hw);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2622
	return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2623
}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2624
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2625
/**
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2626
 *  e1000_enable_phy_wakeup_reg_access_bm - enable access to BM wakeup registers
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2627
 *  @hw: pointer to the HW structure
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2628
 *  @phy_reg: pointer to store original contents of BM_WUC_ENABLE_REG
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2629
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2630
 *  Assumes semaphore already acquired and phy_reg points to a valid memory
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2631
 *  address to store contents of the BM_WUC_ENABLE_REG register.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2632
 **/
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2633
s32 e1000_enable_phy_wakeup_reg_access_bm(struct e1000_hw *hw, u16 *phy_reg)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2634
{
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2635
	s32 ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2636
	u16 temp;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2637
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2638
	/* All page select, port ctrl and wakeup registers use phy address 1 */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2639
	hw->phy.addr = 1;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2640
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2641
	/* Select Port Control Registers page */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2642
	ret_val = e1000_set_page_igp(hw, (BM_PORT_CTRL_PAGE << IGP_PAGE_SHIFT));
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2643
	if (ret_val) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2644
		e_dbg("Could not set Port Control page\n");
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2645
		goto out;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2646
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2647
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2648
	ret_val = e1000e_read_phy_reg_mdic(hw, BM_WUC_ENABLE_REG, phy_reg);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2649
	if (ret_val) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2650
		e_dbg("Could not read PHY register %d.%d\n",
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2651
		      BM_PORT_CTRL_PAGE, BM_WUC_ENABLE_REG);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2652
		goto out;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2653
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2654
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2655
	/*
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2656
	 * Enable both PHY wakeup mode and Wakeup register page writes.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2657
	 * Prevent a power state change by disabling ME and Host PHY wakeup.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2658
	 */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2659
	temp = *phy_reg;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2660
	temp |= BM_WUC_ENABLE_BIT;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2661
	temp &= ~(BM_WUC_ME_WU_BIT | BM_WUC_HOST_WU_BIT);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2662
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2663
	ret_val = e1000e_write_phy_reg_mdic(hw, BM_WUC_ENABLE_REG, temp);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2664
	if (ret_val) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2665
		e_dbg("Could not write PHY register %d.%d\n",
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2666
		      BM_PORT_CTRL_PAGE, BM_WUC_ENABLE_REG);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2667
		goto out;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2668
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2669
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2670
	/* Select Host Wakeup Registers page */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2671
	ret_val = e1000_set_page_igp(hw, (BM_WUC_PAGE << IGP_PAGE_SHIFT));
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2672
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2673
	/* caller now able to write registers on the Wakeup registers page */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2674
out:
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2675
	return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2676
}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2677
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2678
/**
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2679
 *  e1000_disable_phy_wakeup_reg_access_bm - disable access to BM wakeup regs
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2680
 *  @hw: pointer to the HW structure
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2681
 *  @phy_reg: pointer to original contents of BM_WUC_ENABLE_REG
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2682
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2683
 *  Restore BM_WUC_ENABLE_REG to its original value.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2684
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2685
 *  Assumes semaphore already acquired and *phy_reg is the contents of the
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2686
 *  BM_WUC_ENABLE_REG before register(s) on BM_WUC_PAGE were accessed by
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2687
 *  caller.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2688
 **/
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2689
s32 e1000_disable_phy_wakeup_reg_access_bm(struct e1000_hw *hw, u16 *phy_reg)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2690
{
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2691
	s32 ret_val = 0;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2692
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2693
	/* Select Port Control Registers page */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2694
	ret_val = e1000_set_page_igp(hw, (BM_PORT_CTRL_PAGE << IGP_PAGE_SHIFT));
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2695
	if (ret_val) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2696
		e_dbg("Could not set Port Control page\n");
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2697
		goto out;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2698
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2699
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2700
	/* Restore 769.17 to its original value */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2701
	ret_val = e1000e_write_phy_reg_mdic(hw, BM_WUC_ENABLE_REG, *phy_reg);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2702
	if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2703
		e_dbg("Could not restore PHY register %d.%d\n",
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2704
		      BM_PORT_CTRL_PAGE, BM_WUC_ENABLE_REG);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2705
out:
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2706
	return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2707
}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2708
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2709
/**
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2710
 *  e1000_access_phy_wakeup_reg_bm - Read/write BM PHY wakeup register
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2711
 *  @hw: pointer to the HW structure
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2712
 *  @offset: register offset to be read or written
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2713
 *  @data: pointer to the data to read or write
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2714
 *  @read: determines if operation is read or write
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2715
 *  @page_set: BM_WUC_PAGE already set and access enabled
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2716
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2717
 *  Read the PHY register at offset and store the retrieved information in
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2718
 *  data, or write data to PHY register at offset.  Note the procedure to
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2719
 *  access the PHY wakeup registers is different than reading the other PHY
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2720
 *  registers. It works as such:
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2721
 *  1) Set 769.17.2 (page 769, register 17, bit 2) = 1
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2722
 *  2) Set page to 800 for host (801 if we were manageability)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2723
 *  3) Write the address using the address opcode (0x11)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2724
 *  4) Read or write the data using the data opcode (0x12)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2725
 *  5) Restore 769.17.2 to its original value
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2726
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2727
 *  Steps 1 and 2 are done by e1000_enable_phy_wakeup_reg_access_bm() and
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2728
 *  step 5 is done by e1000_disable_phy_wakeup_reg_access_bm().
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2729
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2730
 *  Assumes semaphore is already acquired.  When page_set==true, assumes
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2731
 *  the PHY page is set to BM_WUC_PAGE (i.e. a function in the call stack
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2732
 *  is responsible for calls to e1000_[enable|disable]_phy_wakeup_reg_bm()).
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2733
 **/
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2734
static s32 e1000_access_phy_wakeup_reg_bm(struct e1000_hw *hw, u32 offset,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2735
					  u16 *data, bool read, bool page_set)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2736
{
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2737
	s32 ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2738
	u16 reg = BM_PHY_REG_NUM(offset);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2739
	u16 page = BM_PHY_REG_PAGE(offset);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2740
	u16 phy_reg = 0;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2741
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2742
	/* Gig must be disabled for MDIO accesses to Host Wakeup reg page */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2743
	if ((hw->mac.type == e1000_pchlan) &&
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2744
	    (!(er32(PHY_CTRL) & E1000_PHY_CTRL_GBE_DISABLE)))
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2745
		e_dbg("Attempting to access page %d while gig enabled.\n",
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2746
		      page);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2747
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2748
	if (!page_set) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2749
		/* Enable access to PHY wakeup registers */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2750
		ret_val = e1000_enable_phy_wakeup_reg_access_bm(hw, &phy_reg);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2751
		if (ret_val) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2752
			e_dbg("Could not enable PHY wakeup reg access\n");
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2753
			goto out;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2754
		}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2755
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2756
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2757
	e_dbg("Accessing PHY page %d reg 0x%x\n", page, reg);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2758
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2759
	/* Write the Wakeup register page offset value using opcode 0x11 */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2760
	ret_val = e1000e_write_phy_reg_mdic(hw, BM_WUC_ADDRESS_OPCODE, reg);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2761
	if (ret_val) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2762
		e_dbg("Could not write address opcode to page %d\n", page);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2763
		goto out;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2764
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2765
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2766
	if (read) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2767
		/* Read the Wakeup register page value using opcode 0x12 */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2768
		ret_val = e1000e_read_phy_reg_mdic(hw, BM_WUC_DATA_OPCODE,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2769
		                                   data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2770
	} else {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2771
		/* Write the Wakeup register page value using opcode 0x12 */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2772
		ret_val = e1000e_write_phy_reg_mdic(hw, BM_WUC_DATA_OPCODE,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2773
						    *data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2774
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2775
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2776
	if (ret_val) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2777
		e_dbg("Could not access PHY reg %d.%d\n", page, reg);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2778
		goto out;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2779
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2780
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2781
	if (!page_set)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2782
		ret_val = e1000_disable_phy_wakeup_reg_access_bm(hw, &phy_reg);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2783
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2784
out:
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2785
	return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2786
}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2787
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2788
/**
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2789
 * e1000_power_up_phy_copper - Restore copper link in case of PHY power down
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2790
 * @hw: pointer to the HW structure
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2791
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2792
 * In the case of a PHY power down to save power, or to turn off link during a
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2793
 * driver unload, or wake on lan is not enabled, restore the link to previous
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2794
 * settings.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2795
 **/
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2796
void e1000_power_up_phy_copper(struct e1000_hw *hw)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2797
{
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2798
	u16 mii_reg = 0;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2799
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2800
	/* The PHY will retain its settings across a power down/up cycle */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2801
	e1e_rphy(hw, PHY_CONTROL, &mii_reg);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2802
	mii_reg &= ~MII_CR_POWER_DOWN;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2803
	e1e_wphy(hw, PHY_CONTROL, mii_reg);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2804
}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2805
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2806
/**
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2807
 * e1000_power_down_phy_copper - Restore copper link in case of PHY power down
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2808
 * @hw: pointer to the HW structure
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2809
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2810
 * In the case of a PHY power down to save power, or to turn off link during a
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2811
 * driver unload, or wake on lan is not enabled, restore the link to previous
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2812
 * settings.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2813
 **/
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2814
void e1000_power_down_phy_copper(struct e1000_hw *hw)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2815
{
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2816
	u16 mii_reg = 0;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2817
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2818
	/* The PHY will retain its settings across a power down/up cycle */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2819
	e1e_rphy(hw, PHY_CONTROL, &mii_reg);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2820
	mii_reg |= MII_CR_POWER_DOWN;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2821
	e1e_wphy(hw, PHY_CONTROL, mii_reg);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2822
	usleep_range(1000, 2000);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2823
}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2824
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2825
/**
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2826
 *  e1000e_commit_phy - Soft PHY reset
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2827
 *  @hw: pointer to the HW structure
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2828
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2829
 *  Performs a soft PHY reset on those that apply. This is a function pointer
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2830
 *  entry point called by drivers.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2831
 **/
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2832
s32 e1000e_commit_phy(struct e1000_hw *hw)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2833
{
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2834
	if (hw->phy.ops.commit)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2835
		return hw->phy.ops.commit(hw);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2836
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2837
	return 0;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2838
}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2839
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2840
/**
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2841
 *  e1000_set_d0_lplu_state - Sets low power link up state for D0
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2842
 *  @hw: pointer to the HW structure
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2843
 *  @active: boolean used to enable/disable lplu
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2844
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2845
 *  Success returns 0, Failure returns 1
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2846
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2847
 *  The low power link up (lplu) state is set to the power management level D0
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2848
 *  and SmartSpeed is disabled when active is true, else clear lplu for D0
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2849
 *  and enable Smartspeed.  LPLU and Smartspeed are mutually exclusive.  LPLU
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2850
 *  is used during Dx states where the power conservation is most important.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2851
 *  During driver activity, SmartSpeed should be enabled so performance is
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2852
 *  maintained.  This is a function pointer entry point called by drivers.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2853
 **/
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2854
static s32 e1000_set_d0_lplu_state(struct e1000_hw *hw, bool active)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2855
{
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2856
	if (hw->phy.ops.set_d0_lplu_state)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2857
		return hw->phy.ops.set_d0_lplu_state(hw, active);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2858
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2859
	return 0;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2860
}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2861
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2862
/**
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2863
 *  __e1000_read_phy_reg_hv -  Read HV PHY register
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2864
 *  @hw: pointer to the HW structure
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2865
 *  @offset: register offset to be read
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2866
 *  @data: pointer to the read data
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2867
 *  @locked: semaphore has already been acquired or not
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2868
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2869
 *  Acquires semaphore, if necessary, then reads the PHY register at offset
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2870
 *  and stores the retrieved information in data.  Release any acquired
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2871
 *  semaphore before exiting.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2872
 **/
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2873
static s32 __e1000_read_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 *data,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2874
				   bool locked, bool page_set)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2875
{
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2876
	s32 ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2877
	u16 page = BM_PHY_REG_PAGE(offset);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2878
	u16 reg = BM_PHY_REG_NUM(offset);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2879
	u32 phy_addr = hw->phy.addr = e1000_get_phy_addr_for_hv_page(page);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2880
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2881
	if (!locked) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2882
		ret_val = hw->phy.ops.acquire(hw);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2883
		if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2884
			return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2885
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2886
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2887
	/* Page 800 works differently than the rest so it has its own func */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2888
	if (page == BM_WUC_PAGE) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2889
		ret_val = e1000_access_phy_wakeup_reg_bm(hw, offset, data,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2890
							 true, page_set);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2891
		goto out;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2892
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2893
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2894
	if (page > 0 && page < HV_INTC_FC_PAGE_START) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2895
		ret_val = e1000_access_phy_debug_regs_hv(hw, offset,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2896
		                                         data, true);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2897
		goto out;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2898
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2899
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2900
	if (!page_set) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2901
		if (page == HV_INTC_FC_PAGE_START)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2902
			page = 0;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2903
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2904
		if (reg > MAX_PHY_MULTI_PAGE_REG) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2905
			/* Page is shifted left, PHY expects (page x 32) */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2906
			ret_val = e1000_set_page_igp(hw,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2907
						     (page << IGP_PAGE_SHIFT));
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2908
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2909
			hw->phy.addr = phy_addr;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2910
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2911
			if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2912
				goto out;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2913
		}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2914
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2915
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2916
	e_dbg("reading PHY page %d (or 0x%x shifted) reg 0x%x\n", page,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2917
	      page << IGP_PAGE_SHIFT, reg);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2918
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2919
	ret_val = e1000e_read_phy_reg_mdic(hw, MAX_PHY_REG_ADDRESS & reg,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2920
	                                  data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2921
out:
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2922
	if (!locked)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2923
		hw->phy.ops.release(hw);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2924
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2925
	return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2926
}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2927
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2928
/**
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2929
 *  e1000_read_phy_reg_hv -  Read HV PHY register
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2930
 *  @hw: pointer to the HW structure
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2931
 *  @offset: register offset to be read
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2932
 *  @data: pointer to the read data
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2933
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2934
 *  Acquires semaphore then reads the PHY register at offset and stores
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2935
 *  the retrieved information in data.  Release the acquired semaphore
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2936
 *  before exiting.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2937
 **/
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2938
s32 e1000_read_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 *data)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2939
{
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2940
	return __e1000_read_phy_reg_hv(hw, offset, data, false, false);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2941
}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2942
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2943
/**
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2944
 *  e1000_read_phy_reg_hv_locked -  Read HV PHY register
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2945
 *  @hw: pointer to the HW structure
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2946
 *  @offset: register offset to be read
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2947
 *  @data: pointer to the read data
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2948
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2949
 *  Reads the PHY register at offset and stores the retrieved information
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2950
 *  in data.  Assumes semaphore already acquired.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2951
 **/
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2952
s32 e1000_read_phy_reg_hv_locked(struct e1000_hw *hw, u32 offset, u16 *data)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2953
{
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2954
	return __e1000_read_phy_reg_hv(hw, offset, data, true, false);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2955
}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2956
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2957
/**
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2958
 *  e1000_read_phy_reg_page_hv - Read HV PHY register
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2959
 *  @hw: pointer to the HW structure
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2960
 *  @offset: register offset to write to
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2961
 *  @data: data to write at register offset
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2962
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2963
 *  Reads the PHY register at offset and stores the retrieved information
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2964
 *  in data.  Assumes semaphore already acquired and page already set.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2965
 **/
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2966
s32 e1000_read_phy_reg_page_hv(struct e1000_hw *hw, u32 offset, u16 *data)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2967
{
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2968
	return __e1000_read_phy_reg_hv(hw, offset, data, true, true);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2969
}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2970
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2971
/**
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2972
 *  __e1000_write_phy_reg_hv - Write HV PHY register
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2973
 *  @hw: pointer to the HW structure
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2974
 *  @offset: register offset to write to
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2975
 *  @data: data to write at register offset
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2976
 *  @locked: semaphore has already been acquired or not
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2977
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2978
 *  Acquires semaphore, if necessary, then writes the data to PHY register
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2979
 *  at the offset.  Release any acquired semaphores before exiting.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2980
 **/
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2981
static s32 __e1000_write_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 data,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2982
				    bool locked, bool page_set)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2983
{
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2984
	s32 ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2985
	u16 page = BM_PHY_REG_PAGE(offset);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2986
	u16 reg = BM_PHY_REG_NUM(offset);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2987
	u32 phy_addr = hw->phy.addr = e1000_get_phy_addr_for_hv_page(page);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2988
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2989
	if (!locked) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2990
		ret_val = hw->phy.ops.acquire(hw);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2991
		if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2992
			return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2993
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2994
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2995
	/* Page 800 works differently than the rest so it has its own func */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2996
	if (page == BM_WUC_PAGE) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2997
		ret_val = e1000_access_phy_wakeup_reg_bm(hw, offset, &data,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2998
							 false, page_set);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2999
		goto out;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3000
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3001
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3002
	if (page > 0 && page < HV_INTC_FC_PAGE_START) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3003
		ret_val = e1000_access_phy_debug_regs_hv(hw, offset,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3004
		                                         &data, false);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3005
		goto out;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3006
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3007
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3008
	if (!page_set) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3009
		if (page == HV_INTC_FC_PAGE_START)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3010
			page = 0;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3011
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3012
		/*
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3013
		 * Workaround MDIO accesses being disabled after entering IEEE
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3014
		 * Power Down (when bit 11 of the PHY Control register is set)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3015
		 */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3016
		if ((hw->phy.type == e1000_phy_82578) &&
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3017
		    (hw->phy.revision >= 1) &&
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3018
		    (hw->phy.addr == 2) &&
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3019
		    ((MAX_PHY_REG_ADDRESS & reg) == 0) && (data & (1 << 11))) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3020
			u16 data2 = 0x7EFF;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3021
			ret_val = e1000_access_phy_debug_regs_hv(hw,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3022
								 (1 << 6) | 0x3,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3023
								 &data2, false);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3024
			if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3025
				goto out;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3026
		}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3027
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3028
		if (reg > MAX_PHY_MULTI_PAGE_REG) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3029
			/* Page is shifted left, PHY expects (page x 32) */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3030
			ret_val = e1000_set_page_igp(hw,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3031
						     (page << IGP_PAGE_SHIFT));
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3032
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3033
			hw->phy.addr = phy_addr;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3034
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3035
			if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3036
				goto out;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3037
		}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3038
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3039
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3040
	e_dbg("writing PHY page %d (or 0x%x shifted) reg 0x%x\n", page,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3041
	      page << IGP_PAGE_SHIFT, reg);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3042
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3043
	ret_val = e1000e_write_phy_reg_mdic(hw, MAX_PHY_REG_ADDRESS & reg,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3044
	                                  data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3045
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3046
out:
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3047
	if (!locked)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3048
		hw->phy.ops.release(hw);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3049
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3050
	return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3051
}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3052
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3053
/**
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3054
 *  e1000_write_phy_reg_hv - Write HV PHY register
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3055
 *  @hw: pointer to the HW structure
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3056
 *  @offset: register offset to write to
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3057
 *  @data: data to write at register offset
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3058
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3059
 *  Acquires semaphore then writes the data to PHY register at the offset.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3060
 *  Release the acquired semaphores before exiting.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3061
 **/
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3062
s32 e1000_write_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 data)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3063
{
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3064
	return __e1000_write_phy_reg_hv(hw, offset, data, false, false);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3065
}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3066
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3067
/**
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3068
 *  e1000_write_phy_reg_hv_locked - Write HV PHY register
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3069
 *  @hw: pointer to the HW structure
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3070
 *  @offset: register offset to write to
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3071
 *  @data: data to write at register offset
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3072
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3073
 *  Writes the data to PHY register at the offset.  Assumes semaphore
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3074
 *  already acquired.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3075
 **/
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3076
s32 e1000_write_phy_reg_hv_locked(struct e1000_hw *hw, u32 offset, u16 data)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3077
{
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3078
	return __e1000_write_phy_reg_hv(hw, offset, data, true, false);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3079
}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3080
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3081
/**
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3082
 *  e1000_write_phy_reg_page_hv - Write HV PHY register
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3083
 *  @hw: pointer to the HW structure
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3084
 *  @offset: register offset to write to
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3085
 *  @data: data to write at register offset
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3086
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3087
 *  Writes the data to PHY register at the offset.  Assumes semaphore
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3088
 *  already acquired and page already set.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3089
 **/
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3090
s32 e1000_write_phy_reg_page_hv(struct e1000_hw *hw, u32 offset, u16 data)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3091
{
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3092
	return __e1000_write_phy_reg_hv(hw, offset, data, true, true);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3093
}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3094
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3095
/**
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3096
 *  e1000_get_phy_addr_for_hv_page - Get PHY address based on page
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3097
 *  @page: page to be accessed
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3098
 **/
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3099
static u32 e1000_get_phy_addr_for_hv_page(u32 page)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3100
{
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3101
	u32 phy_addr = 2;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3102
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3103
	if (page >= HV_INTC_FC_PAGE_START)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3104
		phy_addr = 1;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3105
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3106
	return phy_addr;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3107
}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3108
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3109
/**
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3110
 *  e1000_access_phy_debug_regs_hv - Read HV PHY vendor specific high registers
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3111
 *  @hw: pointer to the HW structure
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3112
 *  @offset: register offset to be read or written
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3113
 *  @data: pointer to the data to be read or written
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3114
 *  @read: determines if operation is read or write
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3115
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3116
 *  Reads the PHY register at offset and stores the retreived information
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3117
 *  in data.  Assumes semaphore already acquired.  Note that the procedure
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3118
 *  to access these regs uses the address port and data port to read/write.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3119
 *  These accesses done with PHY address 2 and without using pages.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3120
 **/
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3121
static s32 e1000_access_phy_debug_regs_hv(struct e1000_hw *hw, u32 offset,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3122
                                          u16 *data, bool read)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3123
{
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3124
	s32 ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3125
	u32 addr_reg = 0;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3126
	u32 data_reg = 0;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3127
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3128
	/* This takes care of the difference with desktop vs mobile phy */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3129
	addr_reg = (hw->phy.type == e1000_phy_82578) ?
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3130
	           I82578_ADDR_REG : I82577_ADDR_REG;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3131
	data_reg = addr_reg + 1;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3132
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3133
	/* All operations in this function are phy address 2 */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3134
	hw->phy.addr = 2;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3135
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3136
	/* masking with 0x3F to remove the page from offset */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3137
	ret_val = e1000e_write_phy_reg_mdic(hw, addr_reg, (u16)offset & 0x3F);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3138
	if (ret_val) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3139
		e_dbg("Could not write the Address Offset port register\n");
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3140
		goto out;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3141
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3142
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3143
	/* Read or write the data value next */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3144
	if (read)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3145
		ret_val = e1000e_read_phy_reg_mdic(hw, data_reg, data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3146
	else
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3147
		ret_val = e1000e_write_phy_reg_mdic(hw, data_reg, *data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3148
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3149
	if (ret_val) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3150
		e_dbg("Could not access the Data port register\n");
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3151
		goto out;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3152
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3153
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3154
out:
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3155
	return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3156
}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3157
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3158
/**
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3159
 *  e1000_link_stall_workaround_hv - Si workaround
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3160
 *  @hw: pointer to the HW structure
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3161
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3162
 *  This function works around a Si bug where the link partner can get
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3163
 *  a link up indication before the PHY does.  If small packets are sent
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3164
 *  by the link partner they can be placed in the packet buffer without
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3165
 *  being properly accounted for by the PHY and will stall preventing
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3166
 *  further packets from being received.  The workaround is to clear the
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3167
 *  packet buffer after the PHY detects link up.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3168
 **/
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3169
s32 e1000_link_stall_workaround_hv(struct e1000_hw *hw)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3170
{
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3171
	s32 ret_val = 0;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3172
	u16 data;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3173
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3174
	if (hw->phy.type != e1000_phy_82578)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3175
		goto out;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3176
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3177
	/* Do not apply workaround if in PHY loopback bit 14 set */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3178
	e1e_rphy(hw, PHY_CONTROL, &data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3179
	if (data & PHY_CONTROL_LB)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3180
		goto out;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3181
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3182
	/* check if link is up and at 1Gbps */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3183
	ret_val = e1e_rphy(hw, BM_CS_STATUS, &data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3184
	if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3185
		goto out;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3186
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3187
	data &= BM_CS_STATUS_LINK_UP |
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3188
	        BM_CS_STATUS_RESOLVED |
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3189
	        BM_CS_STATUS_SPEED_MASK;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3190
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3191
	if (data != (BM_CS_STATUS_LINK_UP |
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3192
	             BM_CS_STATUS_RESOLVED |
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3193
	             BM_CS_STATUS_SPEED_1000))
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3194
		goto out;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3195
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3196
	mdelay(200);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3197
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3198
	/* flush the packets in the fifo buffer */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3199
	ret_val = e1e_wphy(hw, HV_MUX_DATA_CTRL, HV_MUX_DATA_CTRL_GEN_TO_MAC |
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3200
			   HV_MUX_DATA_CTRL_FORCE_SPEED);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3201
	if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3202
		goto out;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3203
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3204
	ret_val = e1e_wphy(hw, HV_MUX_DATA_CTRL, HV_MUX_DATA_CTRL_GEN_TO_MAC);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3205
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3206
out:
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3207
	return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3208
}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3209
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3210
/**
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3211
 *  e1000_check_polarity_82577 - Checks the polarity.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3212
 *  @hw: pointer to the HW structure
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3213
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3214
 *  Success returns 0, Failure returns -E1000_ERR_PHY (-2)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3215
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3216
 *  Polarity is determined based on the PHY specific status register.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3217
 **/
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3218
s32 e1000_check_polarity_82577(struct e1000_hw *hw)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3219
{
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3220
	struct e1000_phy_info *phy = &hw->phy;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3221
	s32 ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3222
	u16 data;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3223
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3224
	ret_val = e1e_rphy(hw, I82577_PHY_STATUS_2, &data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3225
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3226
	if (!ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3227
		phy->cable_polarity = (data & I82577_PHY_STATUS2_REV_POLARITY)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3228
		                      ? e1000_rev_polarity_reversed
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3229
		                      : e1000_rev_polarity_normal;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3230
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3231
	return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3232
}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3233
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3234
/**
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3235
 *  e1000_phy_force_speed_duplex_82577 - Force speed/duplex for I82577 PHY
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3236
 *  @hw: pointer to the HW structure
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3237
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3238
 *  Calls the PHY setup function to force speed and duplex.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3239
 **/
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3240
s32 e1000_phy_force_speed_duplex_82577(struct e1000_hw *hw)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3241
{
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3242
	struct e1000_phy_info *phy = &hw->phy;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3243
	s32 ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3244
	u16 phy_data;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3245
	bool link;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3246
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3247
	ret_val = e1e_rphy(hw, PHY_CONTROL, &phy_data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3248
	if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3249
		goto out;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3250
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3251
	e1000e_phy_force_speed_duplex_setup(hw, &phy_data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3252
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3253
	ret_val = e1e_wphy(hw, PHY_CONTROL, phy_data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3254
	if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3255
		goto out;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3256
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3257
	udelay(1);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3258
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3259
	if (phy->autoneg_wait_to_complete) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3260
		e_dbg("Waiting for forced speed/duplex link on 82577 phy\n");
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3261
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3262
		ret_val = e1000e_phy_has_link_generic(hw,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3263
		                                     PHY_FORCE_LIMIT,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3264
		                                     100000,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3265
		                                     &link);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3266
		if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3267
			goto out;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3268
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3269
		if (!link)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3270
			e_dbg("Link taking longer than expected.\n");
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3271
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3272
		/* Try once more */
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3273
		ret_val = e1000e_phy_has_link_generic(hw,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3274
		                                     PHY_FORCE_LIMIT,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3275
		                                     100000,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3276
		                                     &link);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3277
		if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3278
			goto out;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3279
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3280
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3281
out:
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3282
	return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3283
}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3284
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3285
/**
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3286
 *  e1000_get_phy_info_82577 - Retrieve I82577 PHY information
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3287
 *  @hw: pointer to the HW structure
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3288
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3289
 *  Read PHY status to determine if link is up.  If link is up, then
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3290
 *  set/determine 10base-T extended distance and polarity correction.  Read
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3291
 *  PHY port status to determine MDI/MDIx and speed.  Based on the speed,
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3292
 *  determine on the cable length, local and remote receiver.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3293
 **/
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3294
s32 e1000_get_phy_info_82577(struct e1000_hw *hw)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3295
{
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3296
	struct e1000_phy_info *phy = &hw->phy;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3297
	s32 ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3298
	u16 data;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3299
	bool link;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3300
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3301
	ret_val = e1000e_phy_has_link_generic(hw, 1, 0, &link);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3302
	if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3303
		goto out;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3304
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3305
	if (!link) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3306
		e_dbg("Phy info is only valid if link is up\n");
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3307
		ret_val = -E1000_ERR_CONFIG;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3308
		goto out;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3309
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3310
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3311
	phy->polarity_correction = true;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3312
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3313
	ret_val = e1000_check_polarity_82577(hw);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3314
	if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3315
		goto out;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3316
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3317
	ret_val = e1e_rphy(hw, I82577_PHY_STATUS_2, &data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3318
	if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3319
		goto out;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3320
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3321
	phy->is_mdix = (data & I82577_PHY_STATUS2_MDIX) ? true : false;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3322
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3323
	if ((data & I82577_PHY_STATUS2_SPEED_MASK) ==
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3324
	    I82577_PHY_STATUS2_SPEED_1000MBPS) {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3325
		ret_val = hw->phy.ops.get_cable_length(hw);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3326
		if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3327
			goto out;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3328
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3329
		ret_val = e1e_rphy(hw, PHY_1000T_STATUS, &data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3330
		if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3331
			goto out;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3332
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3333
		phy->local_rx = (data & SR_1000T_LOCAL_RX_STATUS)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3334
		                ? e1000_1000t_rx_status_ok
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3335
		                : e1000_1000t_rx_status_not_ok;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3336
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3337
		phy->remote_rx = (data & SR_1000T_REMOTE_RX_STATUS)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3338
		                 ? e1000_1000t_rx_status_ok
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3339
		                 : e1000_1000t_rx_status_not_ok;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3340
	} else {
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3341
		phy->cable_length = E1000_CABLE_LENGTH_UNDEFINED;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3342
		phy->local_rx = e1000_1000t_rx_status_undefined;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3343
		phy->remote_rx = e1000_1000t_rx_status_undefined;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3344
	}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3345
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3346
out:
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3347
	return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3348
}
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3349
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3350
/**
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3351
 *  e1000_get_cable_length_82577 - Determine cable length for 82577 PHY
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3352
 *  @hw: pointer to the HW structure
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3353
 *
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3354
 * Reads the diagnostic status register and verifies result is valid before
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3355
 * placing it in the phy_cable_length field.
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3356
 **/
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3357
s32 e1000_get_cable_length_82577(struct e1000_hw *hw)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3358
{
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3359
	struct e1000_phy_info *phy = &hw->phy;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3360
	s32 ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3361
	u16 phy_data, length;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3362
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3363
	ret_val = e1e_rphy(hw, I82577_PHY_DIAG_STATUS, &phy_data);
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3364
	if (ret_val)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3365
		goto out;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3366
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3367
	length = (phy_data & I82577_DSTATUS_CABLE_LENGTH) >>
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3368
	         I82577_DSTATUS_CABLE_LENGTH_SHIFT;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3369
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3370
	if (length == E1000_CABLE_LENGTH_UNDEFINED)
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3371
		ret_val = -E1000_ERR_PHY;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3372
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3373
	phy->cable_length = length;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3374
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3375
out:
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3376
	return ret_val;
fee219bb31a9 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3377
}