devices/e1000e/phy-3.12-ethercat.c
author Florian Pose <fp@igh.de>
Wed, 13 Dec 2017 15:39:13 +0100
branchstable-1.5
changeset 2693 8051d05cb935
parent 2586 5b89b4e38cdc
permissions -rw-r--r--
Improved buffer overflow messages.
2586
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
     1
/*******************************************************************************
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
     2
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
     3
  Intel PRO/1000 Linux driver
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
     4
  Copyright(c) 1999 - 2013 Intel Corporation.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
     5
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
     6
  This program is free software; you can redistribute it and/or modify it
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
     7
  under the terms and conditions of the GNU General Public License,
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
     8
  version 2, as published by the Free Software Foundation.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
     9
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    10
  This program is distributed in the hope it will be useful, but WITHOUT
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    11
  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    12
  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    13
  more details.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    14
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    15
  You should have received a copy of the GNU General Public License along with
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    16
  this program; if not, write to the Free Software Foundation, Inc.,
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    17
  51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    18
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    19
  The full GNU General Public License is included in this distribution in
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    20
  the file called "COPYING".
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    21
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    22
  Contact Information:
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    23
  Linux NICS <linux.nics@intel.com>
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    24
  e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    25
  Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    26
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    27
*******************************************************************************/
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    28
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    29
#include "e1000-3.12-ethercat.h"
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    30
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    31
static s32 e1000_wait_autoneg(struct e1000_hw *hw);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    32
static s32 e1000_access_phy_wakeup_reg_bm(struct e1000_hw *hw, u32 offset,
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    33
					  u16 *data, bool read, bool page_set);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    34
static u32 e1000_get_phy_addr_for_hv_page(u32 page);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    35
static s32 e1000_access_phy_debug_regs_hv(struct e1000_hw *hw, u32 offset,
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    36
					  u16 *data, bool read);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    37
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    38
/* Cable length tables */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    39
static const u16 e1000_m88_cable_length_table[] = {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    40
	0, 50, 80, 110, 140, 140, E1000_CABLE_LENGTH_UNDEFINED
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    41
};
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    42
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    43
#define M88E1000_CABLE_LENGTH_TABLE_SIZE \
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    44
		ARRAY_SIZE(e1000_m88_cable_length_table)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    45
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    46
static const u16 e1000_igp_2_cable_length_table[] = {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    47
	0, 0, 0, 0, 0, 0, 0, 0, 3, 5, 8, 11, 13, 16, 18, 21, 0, 0, 0, 3,
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    48
	6, 10, 13, 16, 19, 23, 26, 29, 32, 35, 38, 41, 6, 10, 14, 18, 22,
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    49
	26, 30, 33, 37, 41, 44, 48, 51, 54, 58, 61, 21, 26, 31, 35, 40,
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    50
	44, 49, 53, 57, 61, 65, 68, 72, 75, 79, 82, 40, 45, 51, 56, 61,
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    51
	66, 70, 75, 79, 83, 87, 91, 94, 98, 101, 104, 60, 66, 72, 77, 82,
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    52
	87, 92, 96, 100, 104, 108, 111, 114, 117, 119, 121, 83, 89, 95,
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    53
	100, 105, 109, 113, 116, 119, 122, 124, 104, 109, 114, 118, 121,
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    54
	124
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    55
};
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    56
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    57
#define IGP02E1000_CABLE_LENGTH_TABLE_SIZE \
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    58
		ARRAY_SIZE(e1000_igp_2_cable_length_table)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    59
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    60
/**
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    61
 *  e1000e_check_reset_block_generic - Check if PHY reset is blocked
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    62
 *  @hw: pointer to the HW structure
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    63
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    64
 *  Read the PHY management control register and check whether a PHY reset
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    65
 *  is blocked.  If a reset is not blocked return 0, otherwise
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    66
 *  return E1000_BLK_PHY_RESET (12).
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    67
 **/
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    68
s32 e1000e_check_reset_block_generic(struct e1000_hw *hw)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    69
{
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    70
	u32 manc;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    71
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    72
	manc = er32(MANC);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    73
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    74
	return (manc & E1000_MANC_BLK_PHY_RST_ON_IDE) ? E1000_BLK_PHY_RESET : 0;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    75
}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    76
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    77
/**
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    78
 *  e1000e_get_phy_id - Retrieve the PHY ID and revision
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    79
 *  @hw: pointer to the HW structure
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    80
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    81
 *  Reads the PHY registers and stores the PHY ID and possibly the PHY
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    82
 *  revision in the hardware structure.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    83
 **/
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    84
s32 e1000e_get_phy_id(struct e1000_hw *hw)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    85
{
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    86
	struct e1000_phy_info *phy = &hw->phy;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    87
	s32 ret_val = 0;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    88
	u16 phy_id;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    89
	u16 retry_count = 0;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    90
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    91
	if (!phy->ops.read_reg)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    92
		return 0;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    93
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    94
	while (retry_count < 2) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    95
		ret_val = e1e_rphy(hw, MII_PHYSID1, &phy_id);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    96
		if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    97
			return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    98
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    99
		phy->id = (u32)(phy_id << 16);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   100
		usleep_range(20, 40);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   101
		ret_val = e1e_rphy(hw, MII_PHYSID2, &phy_id);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   102
		if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   103
			return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   104
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   105
		phy->id |= (u32)(phy_id & PHY_REVISION_MASK);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   106
		phy->revision = (u32)(phy_id & ~PHY_REVISION_MASK);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   107
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   108
		if (phy->id != 0 && phy->id != PHY_REVISION_MASK)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   109
			return 0;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   110
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   111
		retry_count++;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   112
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   113
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   114
	return 0;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   115
}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   116
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   117
/**
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   118
 *  e1000e_phy_reset_dsp - Reset PHY DSP
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   119
 *  @hw: pointer to the HW structure
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   120
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   121
 *  Reset the digital signal processor.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   122
 **/
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   123
s32 e1000e_phy_reset_dsp(struct e1000_hw *hw)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   124
{
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   125
	s32 ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   126
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   127
	ret_val = e1e_wphy(hw, M88E1000_PHY_GEN_CONTROL, 0xC1);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   128
	if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   129
		return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   130
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   131
	return e1e_wphy(hw, M88E1000_PHY_GEN_CONTROL, 0);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   132
}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   133
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   134
/**
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   135
 *  e1000e_read_phy_reg_mdic - Read MDI control register
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   136
 *  @hw: pointer to the HW structure
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   137
 *  @offset: register offset to be read
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   138
 *  @data: pointer to the read data
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   139
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   140
 *  Reads the MDI control register in the PHY at offset and stores the
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   141
 *  information read to data.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   142
 **/
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   143
s32 e1000e_read_phy_reg_mdic(struct e1000_hw *hw, u32 offset, u16 *data)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   144
{
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   145
	struct e1000_phy_info *phy = &hw->phy;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   146
	u32 i, mdic = 0;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   147
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   148
	if (offset > MAX_PHY_REG_ADDRESS) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   149
		e_dbg("PHY Address %d is out of range\n", offset);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   150
		return -E1000_ERR_PARAM;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   151
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   152
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   153
	/* Set up Op-code, Phy Address, and register offset in the MDI
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   154
	 * Control register.  The MAC will take care of interfacing with the
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   155
	 * PHY to retrieve the desired data.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   156
	 */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   157
	mdic = ((offset << E1000_MDIC_REG_SHIFT) |
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   158
		(phy->addr << E1000_MDIC_PHY_SHIFT) |
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   159
		(E1000_MDIC_OP_READ));
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   160
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   161
	ew32(MDIC, mdic);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   162
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   163
	/* Poll the ready bit to see if the MDI read completed
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   164
	 * Increasing the time out as testing showed failures with
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   165
	 * the lower time out
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   166
	 */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   167
	for (i = 0; i < (E1000_GEN_POLL_TIMEOUT * 3); i++) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   168
		udelay(50);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   169
		mdic = er32(MDIC);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   170
		if (mdic & E1000_MDIC_READY)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   171
			break;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   172
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   173
	if (!(mdic & E1000_MDIC_READY)) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   174
		e_dbg("MDI Read did not complete\n");
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   175
		return -E1000_ERR_PHY;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   176
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   177
	if (mdic & E1000_MDIC_ERROR) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   178
		e_dbg("MDI Error\n");
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   179
		return -E1000_ERR_PHY;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   180
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   181
	if (((mdic & E1000_MDIC_REG_MASK) >> E1000_MDIC_REG_SHIFT) != offset) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   182
		e_dbg("MDI Read offset error - requested %d, returned %d\n",
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   183
		      offset,
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   184
		      (mdic & E1000_MDIC_REG_MASK) >> E1000_MDIC_REG_SHIFT);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   185
		return -E1000_ERR_PHY;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   186
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   187
	*data = (u16)mdic;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   188
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   189
	/* Allow some time after each MDIC transaction to avoid
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   190
	 * reading duplicate data in the next MDIC transaction.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   191
	 */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   192
	if (hw->mac.type == e1000_pch2lan)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   193
		udelay(100);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   194
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   195
	return 0;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   196
}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   197
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   198
/**
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   199
 *  e1000e_write_phy_reg_mdic - Write MDI control register
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   200
 *  @hw: pointer to the HW structure
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   201
 *  @offset: register offset to write to
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   202
 *  @data: data to write to register at offset
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   203
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   204
 *  Writes data to MDI control register in the PHY at offset.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   205
 **/
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   206
s32 e1000e_write_phy_reg_mdic(struct e1000_hw *hw, u32 offset, u16 data)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   207
{
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   208
	struct e1000_phy_info *phy = &hw->phy;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   209
	u32 i, mdic = 0;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   210
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   211
	if (offset > MAX_PHY_REG_ADDRESS) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   212
		e_dbg("PHY Address %d is out of range\n", offset);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   213
		return -E1000_ERR_PARAM;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   214
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   215
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   216
	/* Set up Op-code, Phy Address, and register offset in the MDI
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   217
	 * Control register.  The MAC will take care of interfacing with the
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   218
	 * PHY to retrieve the desired data.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   219
	 */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   220
	mdic = (((u32)data) |
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   221
		(offset << E1000_MDIC_REG_SHIFT) |
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   222
		(phy->addr << E1000_MDIC_PHY_SHIFT) |
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   223
		(E1000_MDIC_OP_WRITE));
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   224
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   225
	ew32(MDIC, mdic);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   226
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   227
	/* Poll the ready bit to see if the MDI read completed
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   228
	 * Increasing the time out as testing showed failures with
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   229
	 * the lower time out
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   230
	 */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   231
	for (i = 0; i < (E1000_GEN_POLL_TIMEOUT * 3); i++) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   232
		udelay(50);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   233
		mdic = er32(MDIC);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   234
		if (mdic & E1000_MDIC_READY)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   235
			break;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   236
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   237
	if (!(mdic & E1000_MDIC_READY)) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   238
		e_dbg("MDI Write did not complete\n");
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   239
		return -E1000_ERR_PHY;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   240
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   241
	if (mdic & E1000_MDIC_ERROR) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   242
		e_dbg("MDI Error\n");
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   243
		return -E1000_ERR_PHY;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   244
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   245
	if (((mdic & E1000_MDIC_REG_MASK) >> E1000_MDIC_REG_SHIFT) != offset) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   246
		e_dbg("MDI Write offset error - requested %d, returned %d\n",
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   247
		      offset,
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   248
		      (mdic & E1000_MDIC_REG_MASK) >> E1000_MDIC_REG_SHIFT);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   249
		return -E1000_ERR_PHY;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   250
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   251
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   252
	/* Allow some time after each MDIC transaction to avoid
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   253
	 * reading duplicate data in the next MDIC transaction.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   254
	 */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   255
	if (hw->mac.type == e1000_pch2lan)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   256
		udelay(100);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   257
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   258
	return 0;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   259
}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   260
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   261
/**
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   262
 *  e1000e_read_phy_reg_m88 - Read m88 PHY register
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   263
 *  @hw: pointer to the HW structure
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   264
 *  @offset: register offset to be read
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   265
 *  @data: pointer to the read data
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   266
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   267
 *  Acquires semaphore, if necessary, then reads the PHY register at offset
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   268
 *  and storing the retrieved information in data.  Release any acquired
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   269
 *  semaphores before exiting.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   270
 **/
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   271
s32 e1000e_read_phy_reg_m88(struct e1000_hw *hw, u32 offset, u16 *data)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   272
{
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   273
	s32 ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   274
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   275
	ret_val = hw->phy.ops.acquire(hw);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   276
	if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   277
		return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   278
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   279
	ret_val = e1000e_read_phy_reg_mdic(hw, MAX_PHY_REG_ADDRESS & offset,
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   280
					   data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   281
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   282
	hw->phy.ops.release(hw);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   283
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   284
	return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   285
}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   286
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   287
/**
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   288
 *  e1000e_write_phy_reg_m88 - Write m88 PHY register
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   289
 *  @hw: pointer to the HW structure
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   290
 *  @offset: register offset to write to
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   291
 *  @data: data to write at register offset
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   292
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   293
 *  Acquires semaphore, if necessary, then writes the data to PHY register
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   294
 *  at the offset.  Release any acquired semaphores before exiting.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   295
 **/
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   296
s32 e1000e_write_phy_reg_m88(struct e1000_hw *hw, u32 offset, u16 data)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   297
{
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   298
	s32 ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   299
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   300
	ret_val = hw->phy.ops.acquire(hw);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   301
	if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   302
		return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   303
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   304
	ret_val = e1000e_write_phy_reg_mdic(hw, MAX_PHY_REG_ADDRESS & offset,
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   305
					    data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   306
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   307
	hw->phy.ops.release(hw);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   308
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   309
	return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   310
}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   311
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   312
/**
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   313
 *  e1000_set_page_igp - Set page as on IGP-like PHY(s)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   314
 *  @hw: pointer to the HW structure
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   315
 *  @page: page to set (shifted left when necessary)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   316
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   317
 *  Sets PHY page required for PHY register access.  Assumes semaphore is
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   318
 *  already acquired.  Note, this function sets phy.addr to 1 so the caller
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   319
 *  must set it appropriately (if necessary) after this function returns.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   320
 **/
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   321
s32 e1000_set_page_igp(struct e1000_hw *hw, u16 page)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   322
{
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   323
	e_dbg("Setting page 0x%x\n", page);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   324
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   325
	hw->phy.addr = 1;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   326
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   327
	return e1000e_write_phy_reg_mdic(hw, IGP01E1000_PHY_PAGE_SELECT, page);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   328
}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   329
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   330
/**
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   331
 *  __e1000e_read_phy_reg_igp - Read igp PHY register
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   332
 *  @hw: pointer to the HW structure
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   333
 *  @offset: register offset to be read
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   334
 *  @data: pointer to the read data
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   335
 *  @locked: semaphore has already been acquired or not
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   336
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   337
 *  Acquires semaphore, if necessary, then reads the PHY register at offset
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   338
 *  and stores the retrieved information in data.  Release any acquired
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   339
 *  semaphores before exiting.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   340
 **/
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   341
static s32 __e1000e_read_phy_reg_igp(struct e1000_hw *hw, u32 offset, u16 *data,
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   342
				     bool locked)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   343
{
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   344
	s32 ret_val = 0;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   345
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   346
	if (!locked) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   347
		if (!hw->phy.ops.acquire)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   348
			return 0;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   349
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   350
		ret_val = hw->phy.ops.acquire(hw);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   351
		if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   352
			return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   353
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   354
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   355
	if (offset > MAX_PHY_MULTI_PAGE_REG)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   356
		ret_val = e1000e_write_phy_reg_mdic(hw,
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   357
						    IGP01E1000_PHY_PAGE_SELECT,
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   358
						    (u16)offset);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   359
	if (!ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   360
		ret_val = e1000e_read_phy_reg_mdic(hw,
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   361
						   MAX_PHY_REG_ADDRESS & offset,
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   362
						   data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   363
	if (!locked)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   364
		hw->phy.ops.release(hw);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   365
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   366
	return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   367
}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   368
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   369
/**
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   370
 *  e1000e_read_phy_reg_igp - Read igp PHY register
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   371
 *  @hw: pointer to the HW structure
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   372
 *  @offset: register offset to be read
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   373
 *  @data: pointer to the read data
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   374
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   375
 *  Acquires semaphore then reads the PHY register at offset and stores the
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   376
 *  retrieved information in data.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   377
 *  Release the acquired semaphore before exiting.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   378
 **/
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   379
s32 e1000e_read_phy_reg_igp(struct e1000_hw *hw, u32 offset, u16 *data)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   380
{
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   381
	return __e1000e_read_phy_reg_igp(hw, offset, data, false);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   382
}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   383
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   384
/**
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   385
 *  e1000e_read_phy_reg_igp_locked - Read igp PHY register
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   386
 *  @hw: pointer to the HW structure
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   387
 *  @offset: register offset to be read
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   388
 *  @data: pointer to the read data
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   389
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   390
 *  Reads the PHY register at offset and stores the retrieved information
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   391
 *  in data.  Assumes semaphore already acquired.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   392
 **/
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   393
s32 e1000e_read_phy_reg_igp_locked(struct e1000_hw *hw, u32 offset, u16 *data)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   394
{
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   395
	return __e1000e_read_phy_reg_igp(hw, offset, data, true);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   396
}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   397
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   398
/**
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   399
 *  e1000e_write_phy_reg_igp - Write igp PHY register
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   400
 *  @hw: pointer to the HW structure
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   401
 *  @offset: register offset to write to
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   402
 *  @data: data to write at register offset
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   403
 *  @locked: semaphore has already been acquired or not
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   404
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   405
 *  Acquires semaphore, if necessary, then writes the data to PHY register
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   406
 *  at the offset.  Release any acquired semaphores before exiting.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   407
 **/
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   408
static s32 __e1000e_write_phy_reg_igp(struct e1000_hw *hw, u32 offset, u16 data,
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   409
				      bool locked)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   410
{
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   411
	s32 ret_val = 0;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   412
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   413
	if (!locked) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   414
		if (!hw->phy.ops.acquire)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   415
			return 0;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   416
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   417
		ret_val = hw->phy.ops.acquire(hw);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   418
		if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   419
			return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   420
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   421
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   422
	if (offset > MAX_PHY_MULTI_PAGE_REG)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   423
		ret_val = e1000e_write_phy_reg_mdic(hw,
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   424
						    IGP01E1000_PHY_PAGE_SELECT,
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   425
						    (u16)offset);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   426
	if (!ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   427
		ret_val = e1000e_write_phy_reg_mdic(hw, MAX_PHY_REG_ADDRESS &
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   428
						    offset, data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   429
	if (!locked)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   430
		hw->phy.ops.release(hw);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   431
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   432
	return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   433
}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   434
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   435
/**
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   436
 *  e1000e_write_phy_reg_igp - Write igp PHY register
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   437
 *  @hw: pointer to the HW structure
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   438
 *  @offset: register offset to write to
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   439
 *  @data: data to write at register offset
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   440
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   441
 *  Acquires semaphore then writes the data to PHY register
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   442
 *  at the offset.  Release any acquired semaphores before exiting.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   443
 **/
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   444
s32 e1000e_write_phy_reg_igp(struct e1000_hw *hw, u32 offset, u16 data)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   445
{
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   446
	return __e1000e_write_phy_reg_igp(hw, offset, data, false);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   447
}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   448
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   449
/**
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   450
 *  e1000e_write_phy_reg_igp_locked - Write igp PHY register
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   451
 *  @hw: pointer to the HW structure
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   452
 *  @offset: register offset to write to
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   453
 *  @data: data to write at register offset
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   454
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   455
 *  Writes the data to PHY register at the offset.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   456
 *  Assumes semaphore already acquired.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   457
 **/
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   458
s32 e1000e_write_phy_reg_igp_locked(struct e1000_hw *hw, u32 offset, u16 data)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   459
{
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   460
	return __e1000e_write_phy_reg_igp(hw, offset, data, true);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   461
}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   462
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   463
/**
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   464
 *  __e1000_read_kmrn_reg - Read kumeran register
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   465
 *  @hw: pointer to the HW structure
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   466
 *  @offset: register offset to be read
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   467
 *  @data: pointer to the read data
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   468
 *  @locked: semaphore has already been acquired or not
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   469
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   470
 *  Acquires semaphore, if necessary.  Then reads the PHY register at offset
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   471
 *  using the kumeran interface.  The information retrieved is stored in data.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   472
 *  Release any acquired semaphores before exiting.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   473
 **/
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   474
static s32 __e1000_read_kmrn_reg(struct e1000_hw *hw, u32 offset, u16 *data,
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   475
				 bool locked)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   476
{
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   477
	u32 kmrnctrlsta;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   478
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   479
	if (!locked) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   480
		s32 ret_val = 0;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   481
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   482
		if (!hw->phy.ops.acquire)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   483
			return 0;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   484
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   485
		ret_val = hw->phy.ops.acquire(hw);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   486
		if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   487
			return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   488
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   489
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   490
	kmrnctrlsta = ((offset << E1000_KMRNCTRLSTA_OFFSET_SHIFT) &
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   491
		       E1000_KMRNCTRLSTA_OFFSET) | E1000_KMRNCTRLSTA_REN;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   492
	ew32(KMRNCTRLSTA, kmrnctrlsta);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   493
	e1e_flush();
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   494
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   495
	udelay(2);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   496
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   497
	kmrnctrlsta = er32(KMRNCTRLSTA);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   498
	*data = (u16)kmrnctrlsta;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   499
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   500
	if (!locked)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   501
		hw->phy.ops.release(hw);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   502
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   503
	return 0;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   504
}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   505
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   506
/**
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   507
 *  e1000e_read_kmrn_reg -  Read kumeran register
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   508
 *  @hw: pointer to the HW structure
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   509
 *  @offset: register offset to be read
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   510
 *  @data: pointer to the read data
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   511
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   512
 *  Acquires semaphore then reads the PHY register at offset using the
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   513
 *  kumeran interface.  The information retrieved is stored in data.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   514
 *  Release the acquired semaphore before exiting.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   515
 **/
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   516
s32 e1000e_read_kmrn_reg(struct e1000_hw *hw, u32 offset, u16 *data)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   517
{
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   518
	return __e1000_read_kmrn_reg(hw, offset, data, false);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   519
}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   520
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   521
/**
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   522
 *  e1000e_read_kmrn_reg_locked -  Read kumeran register
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   523
 *  @hw: pointer to the HW structure
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   524
 *  @offset: register offset to be read
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   525
 *  @data: pointer to the read data
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   526
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   527
 *  Reads the PHY register at offset using the kumeran interface.  The
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   528
 *  information retrieved is stored in data.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   529
 *  Assumes semaphore already acquired.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   530
 **/
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   531
s32 e1000e_read_kmrn_reg_locked(struct e1000_hw *hw, u32 offset, u16 *data)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   532
{
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   533
	return __e1000_read_kmrn_reg(hw, offset, data, true);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   534
}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   535
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   536
/**
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   537
 *  __e1000_write_kmrn_reg - Write kumeran register
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   538
 *  @hw: pointer to the HW structure
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   539
 *  @offset: register offset to write to
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   540
 *  @data: data to write at register offset
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   541
 *  @locked: semaphore has already been acquired or not
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   542
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   543
 *  Acquires semaphore, if necessary.  Then write the data to PHY register
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   544
 *  at the offset using the kumeran interface.  Release any acquired semaphores
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   545
 *  before exiting.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   546
 **/
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   547
static s32 __e1000_write_kmrn_reg(struct e1000_hw *hw, u32 offset, u16 data,
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   548
				  bool locked)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   549
{
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   550
	u32 kmrnctrlsta;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   551
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   552
	if (!locked) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   553
		s32 ret_val = 0;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   554
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   555
		if (!hw->phy.ops.acquire)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   556
			return 0;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   557
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   558
		ret_val = hw->phy.ops.acquire(hw);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   559
		if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   560
			return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   561
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   562
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   563
	kmrnctrlsta = ((offset << E1000_KMRNCTRLSTA_OFFSET_SHIFT) &
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   564
		       E1000_KMRNCTRLSTA_OFFSET) | data;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   565
	ew32(KMRNCTRLSTA, kmrnctrlsta);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   566
	e1e_flush();
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   567
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   568
	udelay(2);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   569
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   570
	if (!locked)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   571
		hw->phy.ops.release(hw);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   572
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   573
	return 0;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   574
}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   575
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   576
/**
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   577
 *  e1000e_write_kmrn_reg -  Write kumeran register
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   578
 *  @hw: pointer to the HW structure
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   579
 *  @offset: register offset to write to
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   580
 *  @data: data to write at register offset
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   581
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   582
 *  Acquires semaphore then writes the data to the PHY register at the offset
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   583
 *  using the kumeran interface.  Release the acquired semaphore before exiting.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   584
 **/
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   585
s32 e1000e_write_kmrn_reg(struct e1000_hw *hw, u32 offset, u16 data)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   586
{
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   587
	return __e1000_write_kmrn_reg(hw, offset, data, false);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   588
}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   589
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   590
/**
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   591
 *  e1000e_write_kmrn_reg_locked -  Write kumeran register
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   592
 *  @hw: pointer to the HW structure
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   593
 *  @offset: register offset to write to
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   594
 *  @data: data to write at register offset
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   595
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   596
 *  Write the data to PHY register at the offset using the kumeran interface.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   597
 *  Assumes semaphore already acquired.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   598
 **/
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   599
s32 e1000e_write_kmrn_reg_locked(struct e1000_hw *hw, u32 offset, u16 data)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   600
{
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   601
	return __e1000_write_kmrn_reg(hw, offset, data, true);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   602
}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   603
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   604
/**
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   605
 *  e1000_set_master_slave_mode - Setup PHY for Master/slave mode
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   606
 *  @hw: pointer to the HW structure
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   607
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   608
 *  Sets up Master/slave mode
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   609
 **/
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   610
static s32 e1000_set_master_slave_mode(struct e1000_hw *hw)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   611
{
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   612
	s32 ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   613
	u16 phy_data;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   614
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   615
	/* Resolve Master/Slave mode */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   616
	ret_val = e1e_rphy(hw, MII_CTRL1000, &phy_data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   617
	if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   618
		return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   619
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   620
	/* load defaults for future use */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   621
	hw->phy.original_ms_type = (phy_data & CTL1000_ENABLE_MASTER) ?
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   622
	    ((phy_data & CTL1000_AS_MASTER) ?
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   623
	     e1000_ms_force_master : e1000_ms_force_slave) : e1000_ms_auto;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   624
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   625
	switch (hw->phy.ms_type) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   626
	case e1000_ms_force_master:
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   627
		phy_data |= (CTL1000_ENABLE_MASTER | CTL1000_AS_MASTER);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   628
		break;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   629
	case e1000_ms_force_slave:
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   630
		phy_data |= CTL1000_ENABLE_MASTER;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   631
		phy_data &= ~(CTL1000_AS_MASTER);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   632
		break;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   633
	case e1000_ms_auto:
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   634
		phy_data &= ~CTL1000_ENABLE_MASTER;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   635
		/* fall-through */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   636
	default:
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   637
		break;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   638
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   639
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   640
	return e1e_wphy(hw, MII_CTRL1000, phy_data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   641
}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   642
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   643
/**
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   644
 *  e1000_copper_link_setup_82577 - Setup 82577 PHY for copper link
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   645
 *  @hw: pointer to the HW structure
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   646
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   647
 *  Sets up Carrier-sense on Transmit and downshift values.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   648
 **/
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   649
s32 e1000_copper_link_setup_82577(struct e1000_hw *hw)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   650
{
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   651
	s32 ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   652
	u16 phy_data;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   653
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   654
	/* Enable CRS on Tx. This must be set for half-duplex operation. */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   655
	ret_val = e1e_rphy(hw, I82577_CFG_REG, &phy_data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   656
	if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   657
		return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   658
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   659
	phy_data |= I82577_CFG_ASSERT_CRS_ON_TX;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   660
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   661
	/* Enable downshift */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   662
	phy_data |= I82577_CFG_ENABLE_DOWNSHIFT;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   663
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   664
	ret_val = e1e_wphy(hw, I82577_CFG_REG, phy_data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   665
	if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   666
		return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   667
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   668
	/* Set MDI/MDIX mode */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   669
	ret_val = e1e_rphy(hw, I82577_PHY_CTRL_2, &phy_data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   670
	if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   671
		return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   672
	phy_data &= ~I82577_PHY_CTRL2_MDIX_CFG_MASK;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   673
	/* Options:
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   674
	 *   0 - Auto (default)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   675
	 *   1 - MDI mode
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   676
	 *   2 - MDI-X mode
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   677
	 */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   678
	switch (hw->phy.mdix) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   679
	case 1:
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   680
		break;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   681
	case 2:
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   682
		phy_data |= I82577_PHY_CTRL2_MANUAL_MDIX;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   683
		break;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   684
	case 0:
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   685
	default:
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   686
		phy_data |= I82577_PHY_CTRL2_AUTO_MDI_MDIX;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   687
		break;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   688
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   689
	ret_val = e1e_wphy(hw, I82577_PHY_CTRL_2, phy_data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   690
	if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   691
		return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   692
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   693
	return e1000_set_master_slave_mode(hw);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   694
}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   695
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   696
/**
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   697
 *  e1000e_copper_link_setup_m88 - Setup m88 PHY's for copper link
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   698
 *  @hw: pointer to the HW structure
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   699
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   700
 *  Sets up MDI/MDI-X and polarity for m88 PHY's.  If necessary, transmit clock
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   701
 *  and downshift values are set also.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   702
 **/
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   703
s32 e1000e_copper_link_setup_m88(struct e1000_hw *hw)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   704
{
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   705
	struct e1000_phy_info *phy = &hw->phy;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   706
	s32 ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   707
	u16 phy_data;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   708
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   709
	/* Enable CRS on Tx. This must be set for half-duplex operation. */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   710
	ret_val = e1e_rphy(hw, M88E1000_PHY_SPEC_CTRL, &phy_data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   711
	if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   712
		return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   713
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   714
	/* For BM PHY this bit is downshift enable */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   715
	if (phy->type != e1000_phy_bm)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   716
		phy_data |= M88E1000_PSCR_ASSERT_CRS_ON_TX;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   717
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   718
	/* Options:
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   719
	 *   MDI/MDI-X = 0 (default)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   720
	 *   0 - Auto for all speeds
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   721
	 *   1 - MDI mode
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   722
	 *   2 - MDI-X mode
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   723
	 *   3 - Auto for 1000Base-T only (MDI-X for 10/100Base-T modes)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   724
	 */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   725
	phy_data &= ~M88E1000_PSCR_AUTO_X_MODE;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   726
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   727
	switch (phy->mdix) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   728
	case 1:
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   729
		phy_data |= M88E1000_PSCR_MDI_MANUAL_MODE;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   730
		break;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   731
	case 2:
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   732
		phy_data |= M88E1000_PSCR_MDIX_MANUAL_MODE;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   733
		break;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   734
	case 3:
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   735
		phy_data |= M88E1000_PSCR_AUTO_X_1000T;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   736
		break;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   737
	case 0:
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   738
	default:
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   739
		phy_data |= M88E1000_PSCR_AUTO_X_MODE;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   740
		break;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   741
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   742
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   743
	/* Options:
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   744
	 *   disable_polarity_correction = 0 (default)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   745
	 *       Automatic Correction for Reversed Cable Polarity
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   746
	 *   0 - Disabled
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   747
	 *   1 - Enabled
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   748
	 */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   749
	phy_data &= ~M88E1000_PSCR_POLARITY_REVERSAL;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   750
	if (phy->disable_polarity_correction)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   751
		phy_data |= M88E1000_PSCR_POLARITY_REVERSAL;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   752
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   753
	/* Enable downshift on BM (disabled by default) */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   754
	if (phy->type == e1000_phy_bm) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   755
		/* For 82574/82583, first disable then enable downshift */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   756
		if (phy->id == BME1000_E_PHY_ID_R2) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   757
			phy_data &= ~BME1000_PSCR_ENABLE_DOWNSHIFT;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   758
			ret_val = e1e_wphy(hw, M88E1000_PHY_SPEC_CTRL,
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   759
					   phy_data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   760
			if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   761
				return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   762
			/* Commit the changes. */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   763
			ret_val = phy->ops.commit(hw);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   764
			if (ret_val) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   765
				e_dbg("Error committing the PHY changes\n");
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   766
				return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   767
			}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   768
		}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   769
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   770
		phy_data |= BME1000_PSCR_ENABLE_DOWNSHIFT;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   771
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   772
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   773
	ret_val = e1e_wphy(hw, M88E1000_PHY_SPEC_CTRL, phy_data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   774
	if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   775
		return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   776
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   777
	if ((phy->type == e1000_phy_m88) &&
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   778
	    (phy->revision < E1000_REVISION_4) &&
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   779
	    (phy->id != BME1000_E_PHY_ID_R2)) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   780
		/* Force TX_CLK in the Extended PHY Specific Control Register
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   781
		 * to 25MHz clock.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   782
		 */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   783
		ret_val = e1e_rphy(hw, M88E1000_EXT_PHY_SPEC_CTRL, &phy_data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   784
		if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   785
			return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   786
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   787
		phy_data |= M88E1000_EPSCR_TX_CLK_25;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   788
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   789
		if ((phy->revision == 2) && (phy->id == M88E1111_I_PHY_ID)) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   790
			/* 82573L PHY - set the downshift counter to 5x. */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   791
			phy_data &= ~M88EC018_EPSCR_DOWNSHIFT_COUNTER_MASK;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   792
			phy_data |= M88EC018_EPSCR_DOWNSHIFT_COUNTER_5X;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   793
		} else {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   794
			/* Configure Master and Slave downshift values */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   795
			phy_data &= ~(M88E1000_EPSCR_MASTER_DOWNSHIFT_MASK |
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   796
				      M88E1000_EPSCR_SLAVE_DOWNSHIFT_MASK);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   797
			phy_data |= (M88E1000_EPSCR_MASTER_DOWNSHIFT_1X |
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   798
				     M88E1000_EPSCR_SLAVE_DOWNSHIFT_1X);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   799
		}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   800
		ret_val = e1e_wphy(hw, M88E1000_EXT_PHY_SPEC_CTRL, phy_data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   801
		if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   802
			return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   803
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   804
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   805
	if ((phy->type == e1000_phy_bm) && (phy->id == BME1000_E_PHY_ID_R2)) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   806
		/* Set PHY page 0, register 29 to 0x0003 */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   807
		ret_val = e1e_wphy(hw, 29, 0x0003);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   808
		if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   809
			return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   810
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   811
		/* Set PHY page 0, register 30 to 0x0000 */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   812
		ret_val = e1e_wphy(hw, 30, 0x0000);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   813
		if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   814
			return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   815
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   816
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   817
	/* Commit the changes. */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   818
	if (phy->ops.commit) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   819
		ret_val = phy->ops.commit(hw);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   820
		if (ret_val) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   821
			e_dbg("Error committing the PHY changes\n");
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   822
			return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   823
		}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   824
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   825
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   826
	if (phy->type == e1000_phy_82578) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   827
		ret_val = e1e_rphy(hw, M88E1000_EXT_PHY_SPEC_CTRL, &phy_data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   828
		if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   829
			return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   830
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   831
		/* 82578 PHY - set the downshift count to 1x. */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   832
		phy_data |= I82578_EPSCR_DOWNSHIFT_ENABLE;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   833
		phy_data &= ~I82578_EPSCR_DOWNSHIFT_COUNTER_MASK;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   834
		ret_val = e1e_wphy(hw, M88E1000_EXT_PHY_SPEC_CTRL, phy_data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   835
		if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   836
			return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   837
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   838
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   839
	return 0;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   840
}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   841
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   842
/**
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   843
 *  e1000e_copper_link_setup_igp - Setup igp PHY's for copper link
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   844
 *  @hw: pointer to the HW structure
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   845
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   846
 *  Sets up LPLU, MDI/MDI-X, polarity, Smartspeed and Master/Slave config for
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   847
 *  igp PHY's.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   848
 **/
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   849
s32 e1000e_copper_link_setup_igp(struct e1000_hw *hw)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   850
{
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   851
	struct e1000_phy_info *phy = &hw->phy;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   852
	s32 ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   853
	u16 data;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   854
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   855
	ret_val = e1000_phy_hw_reset(hw);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   856
	if (ret_val) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   857
		e_dbg("Error resetting the PHY.\n");
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   858
		return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   859
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   860
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   861
	/* Wait 100ms for MAC to configure PHY from NVM settings, to avoid
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   862
	 * timeout issues when LFS is enabled.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   863
	 */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   864
	msleep(100);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   865
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   866
	/* disable lplu d0 during driver init */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   867
	if (hw->phy.ops.set_d0_lplu_state) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   868
		ret_val = hw->phy.ops.set_d0_lplu_state(hw, false);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   869
		if (ret_val) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   870
			e_dbg("Error Disabling LPLU D0\n");
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   871
			return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   872
		}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   873
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   874
	/* Configure mdi-mdix settings */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   875
	ret_val = e1e_rphy(hw, IGP01E1000_PHY_PORT_CTRL, &data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   876
	if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   877
		return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   878
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   879
	data &= ~IGP01E1000_PSCR_AUTO_MDIX;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   880
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   881
	switch (phy->mdix) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   882
	case 1:
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   883
		data &= ~IGP01E1000_PSCR_FORCE_MDI_MDIX;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   884
		break;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   885
	case 2:
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   886
		data |= IGP01E1000_PSCR_FORCE_MDI_MDIX;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   887
		break;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   888
	case 0:
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   889
	default:
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   890
		data |= IGP01E1000_PSCR_AUTO_MDIX;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   891
		break;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   892
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   893
	ret_val = e1e_wphy(hw, IGP01E1000_PHY_PORT_CTRL, data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   894
	if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   895
		return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   896
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   897
	/* set auto-master slave resolution settings */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   898
	if (hw->mac.autoneg) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   899
		/* when autonegotiation advertisement is only 1000Mbps then we
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   900
		 * should disable SmartSpeed and enable Auto MasterSlave
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   901
		 * resolution as hardware default.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   902
		 */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   903
		if (phy->autoneg_advertised == ADVERTISE_1000_FULL) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   904
			/* Disable SmartSpeed */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   905
			ret_val = e1e_rphy(hw, IGP01E1000_PHY_PORT_CONFIG,
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   906
					   &data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   907
			if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   908
				return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   909
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   910
			data &= ~IGP01E1000_PSCFR_SMART_SPEED;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   911
			ret_val = e1e_wphy(hw, IGP01E1000_PHY_PORT_CONFIG,
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   912
					   data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   913
			if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   914
				return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   915
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   916
			/* Set auto Master/Slave resolution process */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   917
			ret_val = e1e_rphy(hw, MII_CTRL1000, &data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   918
			if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   919
				return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   920
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   921
			data &= ~CTL1000_ENABLE_MASTER;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   922
			ret_val = e1e_wphy(hw, MII_CTRL1000, data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   923
			if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   924
				return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   925
		}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   926
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   927
		ret_val = e1000_set_master_slave_mode(hw);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   928
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   929
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   930
	return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   931
}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   932
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   933
/**
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   934
 *  e1000_phy_setup_autoneg - Configure PHY for auto-negotiation
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   935
 *  @hw: pointer to the HW structure
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   936
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   937
 *  Reads the MII auto-neg advertisement register and/or the 1000T control
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   938
 *  register and if the PHY is already setup for auto-negotiation, then
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   939
 *  return successful.  Otherwise, setup advertisement and flow control to
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   940
 *  the appropriate values for the wanted auto-negotiation.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   941
 **/
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   942
static s32 e1000_phy_setup_autoneg(struct e1000_hw *hw)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   943
{
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   944
	struct e1000_phy_info *phy = &hw->phy;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   945
	s32 ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   946
	u16 mii_autoneg_adv_reg;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   947
	u16 mii_1000t_ctrl_reg = 0;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   948
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   949
	phy->autoneg_advertised &= phy->autoneg_mask;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   950
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   951
	/* Read the MII Auto-Neg Advertisement Register (Address 4). */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   952
	ret_val = e1e_rphy(hw, MII_ADVERTISE, &mii_autoneg_adv_reg);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   953
	if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   954
		return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   955
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   956
	if (phy->autoneg_mask & ADVERTISE_1000_FULL) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   957
		/* Read the MII 1000Base-T Control Register (Address 9). */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   958
		ret_val = e1e_rphy(hw, MII_CTRL1000, &mii_1000t_ctrl_reg);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   959
		if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   960
			return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   961
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   962
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   963
	/* Need to parse both autoneg_advertised and fc and set up
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   964
	 * the appropriate PHY registers.  First we will parse for
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   965
	 * autoneg_advertised software override.  Since we can advertise
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   966
	 * a plethora of combinations, we need to check each bit
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   967
	 * individually.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   968
	 */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   969
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   970
	/* First we clear all the 10/100 mb speed bits in the Auto-Neg
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   971
	 * Advertisement Register (Address 4) and the 1000 mb speed bits in
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   972
	 * the  1000Base-T Control Register (Address 9).
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   973
	 */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   974
	mii_autoneg_adv_reg &= ~(ADVERTISE_100FULL |
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   975
				 ADVERTISE_100HALF |
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   976
				 ADVERTISE_10FULL | ADVERTISE_10HALF);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   977
	mii_1000t_ctrl_reg &= ~(ADVERTISE_1000HALF | ADVERTISE_1000FULL);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   978
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   979
	e_dbg("autoneg_advertised %x\n", phy->autoneg_advertised);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   980
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   981
	/* Do we want to advertise 10 Mb Half Duplex? */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   982
	if (phy->autoneg_advertised & ADVERTISE_10_HALF) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   983
		e_dbg("Advertise 10mb Half duplex\n");
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   984
		mii_autoneg_adv_reg |= ADVERTISE_10HALF;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   985
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   986
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   987
	/* Do we want to advertise 10 Mb Full Duplex? */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   988
	if (phy->autoneg_advertised & ADVERTISE_10_FULL) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   989
		e_dbg("Advertise 10mb Full duplex\n");
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   990
		mii_autoneg_adv_reg |= ADVERTISE_10FULL;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   991
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   992
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   993
	/* Do we want to advertise 100 Mb Half Duplex? */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   994
	if (phy->autoneg_advertised & ADVERTISE_100_HALF) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   995
		e_dbg("Advertise 100mb Half duplex\n");
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   996
		mii_autoneg_adv_reg |= ADVERTISE_100HALF;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   997
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   998
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   999
	/* Do we want to advertise 100 Mb Full Duplex? */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1000
	if (phy->autoneg_advertised & ADVERTISE_100_FULL) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1001
		e_dbg("Advertise 100mb Full duplex\n");
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1002
		mii_autoneg_adv_reg |= ADVERTISE_100FULL;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1003
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1004
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1005
	/* We do not allow the Phy to advertise 1000 Mb Half Duplex */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1006
	if (phy->autoneg_advertised & ADVERTISE_1000_HALF)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1007
		e_dbg("Advertise 1000mb Half duplex request denied!\n");
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1008
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1009
	/* Do we want to advertise 1000 Mb Full Duplex? */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1010
	if (phy->autoneg_advertised & ADVERTISE_1000_FULL) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1011
		e_dbg("Advertise 1000mb Full duplex\n");
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1012
		mii_1000t_ctrl_reg |= ADVERTISE_1000FULL;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1013
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1014
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1015
	/* Check for a software override of the flow control settings, and
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1016
	 * setup the PHY advertisement registers accordingly.  If
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1017
	 * auto-negotiation is enabled, then software will have to set the
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1018
	 * "PAUSE" bits to the correct value in the Auto-Negotiation
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1019
	 * Advertisement Register (MII_ADVERTISE) and re-start auto-
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1020
	 * negotiation.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1021
	 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1022
	 * The possible values of the "fc" parameter are:
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1023
	 *      0:  Flow control is completely disabled
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1024
	 *      1:  Rx flow control is enabled (we can receive pause frames
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1025
	 *          but not send pause frames).
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1026
	 *      2:  Tx flow control is enabled (we can send pause frames
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1027
	 *          but we do not support receiving pause frames).
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1028
	 *      3:  Both Rx and Tx flow control (symmetric) are enabled.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1029
	 *  other:  No software override.  The flow control configuration
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1030
	 *          in the EEPROM is used.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1031
	 */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1032
	switch (hw->fc.current_mode) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1033
	case e1000_fc_none:
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1034
		/* Flow control (Rx & Tx) is completely disabled by a
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1035
		 * software over-ride.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1036
		 */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1037
		mii_autoneg_adv_reg &=
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1038
		    ~(ADVERTISE_PAUSE_ASYM | ADVERTISE_PAUSE_CAP);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1039
		break;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1040
	case e1000_fc_rx_pause:
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1041
		/* Rx Flow control is enabled, and Tx Flow control is
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1042
		 * disabled, by a software over-ride.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1043
		 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1044
		 * Since there really isn't a way to advertise that we are
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1045
		 * capable of Rx Pause ONLY, we will advertise that we
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1046
		 * support both symmetric and asymmetric Rx PAUSE.  Later
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1047
		 * (in e1000e_config_fc_after_link_up) we will disable the
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1048
		 * hw's ability to send PAUSE frames.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1049
		 */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1050
		mii_autoneg_adv_reg |=
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1051
		    (ADVERTISE_PAUSE_ASYM | ADVERTISE_PAUSE_CAP);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1052
		break;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1053
	case e1000_fc_tx_pause:
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1054
		/* Tx Flow control is enabled, and Rx Flow control is
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1055
		 * disabled, by a software over-ride.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1056
		 */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1057
		mii_autoneg_adv_reg |= ADVERTISE_PAUSE_ASYM;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1058
		mii_autoneg_adv_reg &= ~ADVERTISE_PAUSE_CAP;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1059
		break;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1060
	case e1000_fc_full:
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1061
		/* Flow control (both Rx and Tx) is enabled by a software
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1062
		 * over-ride.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1063
		 */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1064
		mii_autoneg_adv_reg |=
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1065
		    (ADVERTISE_PAUSE_ASYM | ADVERTISE_PAUSE_CAP);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1066
		break;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1067
	default:
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1068
		e_dbg("Flow control param set incorrectly\n");
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1069
		return -E1000_ERR_CONFIG;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1070
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1071
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1072
	ret_val = e1e_wphy(hw, MII_ADVERTISE, mii_autoneg_adv_reg);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1073
	if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1074
		return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1075
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1076
	e_dbg("Auto-Neg Advertising %x\n", mii_autoneg_adv_reg);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1077
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1078
	if (phy->autoneg_mask & ADVERTISE_1000_FULL)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1079
		ret_val = e1e_wphy(hw, MII_CTRL1000, mii_1000t_ctrl_reg);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1080
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1081
	return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1082
}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1083
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1084
/**
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1085
 *  e1000_copper_link_autoneg - Setup/Enable autoneg for copper link
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1086
 *  @hw: pointer to the HW structure
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1087
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1088
 *  Performs initial bounds checking on autoneg advertisement parameter, then
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1089
 *  configure to advertise the full capability.  Setup the PHY to autoneg
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1090
 *  and restart the negotiation process between the link partner.  If
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1091
 *  autoneg_wait_to_complete, then wait for autoneg to complete before exiting.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1092
 **/
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1093
static s32 e1000_copper_link_autoneg(struct e1000_hw *hw)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1094
{
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1095
	struct e1000_phy_info *phy = &hw->phy;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1096
	s32 ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1097
	u16 phy_ctrl;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1098
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1099
	/* Perform some bounds checking on the autoneg advertisement
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1100
	 * parameter.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1101
	 */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1102
	phy->autoneg_advertised &= phy->autoneg_mask;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1103
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1104
	/* If autoneg_advertised is zero, we assume it was not defaulted
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1105
	 * by the calling code so we set to advertise full capability.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1106
	 */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1107
	if (!phy->autoneg_advertised)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1108
		phy->autoneg_advertised = phy->autoneg_mask;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1109
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1110
	e_dbg("Reconfiguring auto-neg advertisement params\n");
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1111
	ret_val = e1000_phy_setup_autoneg(hw);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1112
	if (ret_val) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1113
		e_dbg("Error Setting up Auto-Negotiation\n");
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1114
		return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1115
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1116
	e_dbg("Restarting Auto-Neg\n");
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1117
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1118
	/* Restart auto-negotiation by setting the Auto Neg Enable bit and
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1119
	 * the Auto Neg Restart bit in the PHY control register.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1120
	 */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1121
	ret_val = e1e_rphy(hw, MII_BMCR, &phy_ctrl);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1122
	if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1123
		return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1124
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1125
	phy_ctrl |= (BMCR_ANENABLE | BMCR_ANRESTART);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1126
	ret_val = e1e_wphy(hw, MII_BMCR, phy_ctrl);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1127
	if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1128
		return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1129
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1130
	/* Does the user want to wait for Auto-Neg to complete here, or
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1131
	 * check at a later time (for example, callback routine).
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1132
	 */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1133
	if (phy->autoneg_wait_to_complete) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1134
		ret_val = e1000_wait_autoneg(hw);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1135
		if (ret_val) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1136
			e_dbg("Error while waiting for autoneg to complete\n");
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1137
			return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1138
		}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1139
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1140
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1141
	hw->mac.get_link_status = true;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1142
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1143
	return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1144
}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1145
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1146
/**
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1147
 *  e1000e_setup_copper_link - Configure copper link settings
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1148
 *  @hw: pointer to the HW structure
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1149
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1150
 *  Calls the appropriate function to configure the link for auto-neg or forced
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1151
 *  speed and duplex.  Then we check for link, once link is established calls
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1152
 *  to configure collision distance and flow control are called.  If link is
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1153
 *  not established, we return -E1000_ERR_PHY (-2).
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1154
 **/
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1155
s32 e1000e_setup_copper_link(struct e1000_hw *hw)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1156
{
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1157
	s32 ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1158
	bool link;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1159
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1160
	if (hw->mac.autoneg) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1161
		/* Setup autoneg and flow control advertisement and perform
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1162
		 * autonegotiation.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1163
		 */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1164
		ret_val = e1000_copper_link_autoneg(hw);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1165
		if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1166
			return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1167
	} else {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1168
		/* PHY will be set to 10H, 10F, 100H or 100F
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1169
		 * depending on user settings.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1170
		 */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1171
		e_dbg("Forcing Speed and Duplex\n");
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1172
		ret_val = hw->phy.ops.force_speed_duplex(hw);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1173
		if (ret_val) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1174
			e_dbg("Error Forcing Speed and Duplex\n");
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1175
			return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1176
		}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1177
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1178
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1179
	/* Check link status. Wait up to 100 microseconds for link to become
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1180
	 * valid.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1181
	 */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1182
	ret_val = e1000e_phy_has_link_generic(hw, COPPER_LINK_UP_LIMIT, 10,
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1183
					      &link);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1184
	if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1185
		return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1186
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1187
	if (link) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1188
		e_dbg("Valid link established!!!\n");
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1189
		hw->mac.ops.config_collision_dist(hw);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1190
		ret_val = e1000e_config_fc_after_link_up(hw);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1191
	} else {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1192
		e_dbg("Unable to establish link!!!\n");
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1193
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1194
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1195
	return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1196
}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1197
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1198
/**
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1199
 *  e1000e_phy_force_speed_duplex_igp - Force speed/duplex for igp PHY
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1200
 *  @hw: pointer to the HW structure
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1201
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1202
 *  Calls the PHY setup function to force speed and duplex.  Clears the
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1203
 *  auto-crossover to force MDI manually.  Waits for link and returns
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1204
 *  successful if link up is successful, else -E1000_ERR_PHY (-2).
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1205
 **/
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1206
s32 e1000e_phy_force_speed_duplex_igp(struct e1000_hw *hw)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1207
{
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1208
	struct e1000_phy_info *phy = &hw->phy;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1209
	s32 ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1210
	u16 phy_data;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1211
	bool link;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1212
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1213
	ret_val = e1e_rphy(hw, MII_BMCR, &phy_data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1214
	if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1215
		return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1216
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1217
	e1000e_phy_force_speed_duplex_setup(hw, &phy_data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1218
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1219
	ret_val = e1e_wphy(hw, MII_BMCR, phy_data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1220
	if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1221
		return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1222
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1223
	/* Clear Auto-Crossover to force MDI manually.  IGP requires MDI
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1224
	 * forced whenever speed and duplex are forced.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1225
	 */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1226
	ret_val = e1e_rphy(hw, IGP01E1000_PHY_PORT_CTRL, &phy_data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1227
	if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1228
		return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1229
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1230
	phy_data &= ~IGP01E1000_PSCR_AUTO_MDIX;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1231
	phy_data &= ~IGP01E1000_PSCR_FORCE_MDI_MDIX;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1232
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1233
	ret_val = e1e_wphy(hw, IGP01E1000_PHY_PORT_CTRL, phy_data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1234
	if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1235
		return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1236
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1237
	e_dbg("IGP PSCR: %X\n", phy_data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1238
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1239
	udelay(1);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1240
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1241
	if (phy->autoneg_wait_to_complete) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1242
		e_dbg("Waiting for forced speed/duplex link on IGP phy.\n");
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1243
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1244
		ret_val = e1000e_phy_has_link_generic(hw, PHY_FORCE_LIMIT,
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1245
						      100000, &link);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1246
		if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1247
			return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1248
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1249
		if (!link)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1250
			e_dbg("Link taking longer than expected.\n");
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1251
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1252
		/* Try once more */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1253
		ret_val = e1000e_phy_has_link_generic(hw, PHY_FORCE_LIMIT,
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1254
						      100000, &link);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1255
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1256
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1257
	return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1258
}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1259
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1260
/**
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1261
 *  e1000e_phy_force_speed_duplex_m88 - Force speed/duplex for m88 PHY
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1262
 *  @hw: pointer to the HW structure
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1263
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1264
 *  Calls the PHY setup function to force speed and duplex.  Clears the
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1265
 *  auto-crossover to force MDI manually.  Resets the PHY to commit the
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1266
 *  changes.  If time expires while waiting for link up, we reset the DSP.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1267
 *  After reset, TX_CLK and CRS on Tx must be set.  Return successful upon
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1268
 *  successful completion, else return corresponding error code.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1269
 **/
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1270
s32 e1000e_phy_force_speed_duplex_m88(struct e1000_hw *hw)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1271
{
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1272
	struct e1000_phy_info *phy = &hw->phy;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1273
	s32 ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1274
	u16 phy_data;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1275
	bool link;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1276
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1277
	/* Clear Auto-Crossover to force MDI manually.  M88E1000 requires MDI
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1278
	 * forced whenever speed and duplex are forced.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1279
	 */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1280
	ret_val = e1e_rphy(hw, M88E1000_PHY_SPEC_CTRL, &phy_data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1281
	if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1282
		return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1283
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1284
	phy_data &= ~M88E1000_PSCR_AUTO_X_MODE;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1285
	ret_val = e1e_wphy(hw, M88E1000_PHY_SPEC_CTRL, phy_data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1286
	if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1287
		return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1288
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1289
	e_dbg("M88E1000 PSCR: %X\n", phy_data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1290
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1291
	ret_val = e1e_rphy(hw, MII_BMCR, &phy_data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1292
	if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1293
		return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1294
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1295
	e1000e_phy_force_speed_duplex_setup(hw, &phy_data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1296
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1297
	ret_val = e1e_wphy(hw, MII_BMCR, phy_data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1298
	if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1299
		return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1300
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1301
	/* Reset the phy to commit changes. */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1302
	if (hw->phy.ops.commit) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1303
		ret_val = hw->phy.ops.commit(hw);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1304
		if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1305
			return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1306
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1307
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1308
	if (phy->autoneg_wait_to_complete) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1309
		e_dbg("Waiting for forced speed/duplex link on M88 phy.\n");
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1310
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1311
		ret_val = e1000e_phy_has_link_generic(hw, PHY_FORCE_LIMIT,
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1312
						      100000, &link);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1313
		if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1314
			return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1315
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1316
		if (!link) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1317
			if (hw->phy.type != e1000_phy_m88) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1318
				e_dbg("Link taking longer than expected.\n");
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1319
			} else {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1320
				/* We didn't get link.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1321
				 * Reset the DSP and cross our fingers.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1322
				 */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1323
				ret_val = e1e_wphy(hw, M88E1000_PHY_PAGE_SELECT,
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1324
						   0x001d);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1325
				if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1326
					return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1327
				ret_val = e1000e_phy_reset_dsp(hw);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1328
				if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1329
					return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1330
			}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1331
		}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1332
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1333
		/* Try once more */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1334
		ret_val = e1000e_phy_has_link_generic(hw, PHY_FORCE_LIMIT,
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1335
						      100000, &link);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1336
		if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1337
			return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1338
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1339
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1340
	if (hw->phy.type != e1000_phy_m88)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1341
		return 0;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1342
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1343
	ret_val = e1e_rphy(hw, M88E1000_EXT_PHY_SPEC_CTRL, &phy_data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1344
	if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1345
		return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1346
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1347
	/* Resetting the phy means we need to re-force TX_CLK in the
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1348
	 * Extended PHY Specific Control Register to 25MHz clock from
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1349
	 * the reset value of 2.5MHz.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1350
	 */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1351
	phy_data |= M88E1000_EPSCR_TX_CLK_25;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1352
	ret_val = e1e_wphy(hw, M88E1000_EXT_PHY_SPEC_CTRL, phy_data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1353
	if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1354
		return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1355
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1356
	/* In addition, we must re-enable CRS on Tx for both half and full
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1357
	 * duplex.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1358
	 */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1359
	ret_val = e1e_rphy(hw, M88E1000_PHY_SPEC_CTRL, &phy_data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1360
	if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1361
		return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1362
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1363
	phy_data |= M88E1000_PSCR_ASSERT_CRS_ON_TX;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1364
	ret_val = e1e_wphy(hw, M88E1000_PHY_SPEC_CTRL, phy_data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1365
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1366
	return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1367
}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1368
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1369
/**
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1370
 *  e1000_phy_force_speed_duplex_ife - Force PHY speed & duplex
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1371
 *  @hw: pointer to the HW structure
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1372
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1373
 *  Forces the speed and duplex settings of the PHY.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1374
 *  This is a function pointer entry point only called by
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1375
 *  PHY setup routines.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1376
 **/
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1377
s32 e1000_phy_force_speed_duplex_ife(struct e1000_hw *hw)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1378
{
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1379
	struct e1000_phy_info *phy = &hw->phy;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1380
	s32 ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1381
	u16 data;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1382
	bool link;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1383
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1384
	ret_val = e1e_rphy(hw, MII_BMCR, &data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1385
	if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1386
		return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1387
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1388
	e1000e_phy_force_speed_duplex_setup(hw, &data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1389
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1390
	ret_val = e1e_wphy(hw, MII_BMCR, data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1391
	if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1392
		return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1393
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1394
	/* Disable MDI-X support for 10/100 */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1395
	ret_val = e1e_rphy(hw, IFE_PHY_MDIX_CONTROL, &data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1396
	if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1397
		return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1398
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1399
	data &= ~IFE_PMC_AUTO_MDIX;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1400
	data &= ~IFE_PMC_FORCE_MDIX;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1401
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1402
	ret_val = e1e_wphy(hw, IFE_PHY_MDIX_CONTROL, data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1403
	if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1404
		return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1405
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1406
	e_dbg("IFE PMC: %X\n", data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1407
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1408
	udelay(1);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1409
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1410
	if (phy->autoneg_wait_to_complete) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1411
		e_dbg("Waiting for forced speed/duplex link on IFE phy.\n");
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1412
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1413
		ret_val = e1000e_phy_has_link_generic(hw, PHY_FORCE_LIMIT,
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1414
						      100000, &link);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1415
		if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1416
			return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1417
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1418
		if (!link)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1419
			e_dbg("Link taking longer than expected.\n");
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1420
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1421
		/* Try once more */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1422
		ret_val = e1000e_phy_has_link_generic(hw, PHY_FORCE_LIMIT,
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1423
						      100000, &link);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1424
		if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1425
			return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1426
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1427
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1428
	return 0;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1429
}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1430
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1431
/**
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1432
 *  e1000e_phy_force_speed_duplex_setup - Configure forced PHY speed/duplex
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1433
 *  @hw: pointer to the HW structure
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1434
 *  @phy_ctrl: pointer to current value of MII_BMCR
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1435
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1436
 *  Forces speed and duplex on the PHY by doing the following: disable flow
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1437
 *  control, force speed/duplex on the MAC, disable auto speed detection,
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1438
 *  disable auto-negotiation, configure duplex, configure speed, configure
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1439
 *  the collision distance, write configuration to CTRL register.  The
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1440
 *  caller must write to the MII_BMCR register for these settings to
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1441
 *  take affect.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1442
 **/
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1443
void e1000e_phy_force_speed_duplex_setup(struct e1000_hw *hw, u16 *phy_ctrl)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1444
{
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1445
	struct e1000_mac_info *mac = &hw->mac;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1446
	u32 ctrl;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1447
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1448
	/* Turn off flow control when forcing speed/duplex */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1449
	hw->fc.current_mode = e1000_fc_none;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1450
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1451
	/* Force speed/duplex on the mac */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1452
	ctrl = er32(CTRL);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1453
	ctrl |= (E1000_CTRL_FRCSPD | E1000_CTRL_FRCDPX);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1454
	ctrl &= ~E1000_CTRL_SPD_SEL;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1455
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1456
	/* Disable Auto Speed Detection */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1457
	ctrl &= ~E1000_CTRL_ASDE;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1458
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1459
	/* Disable autoneg on the phy */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1460
	*phy_ctrl &= ~BMCR_ANENABLE;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1461
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1462
	/* Forcing Full or Half Duplex? */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1463
	if (mac->forced_speed_duplex & E1000_ALL_HALF_DUPLEX) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1464
		ctrl &= ~E1000_CTRL_FD;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1465
		*phy_ctrl &= ~BMCR_FULLDPLX;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1466
		e_dbg("Half Duplex\n");
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1467
	} else {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1468
		ctrl |= E1000_CTRL_FD;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1469
		*phy_ctrl |= BMCR_FULLDPLX;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1470
		e_dbg("Full Duplex\n");
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1471
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1472
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1473
	/* Forcing 10mb or 100mb? */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1474
	if (mac->forced_speed_duplex & E1000_ALL_100_SPEED) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1475
		ctrl |= E1000_CTRL_SPD_100;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1476
		*phy_ctrl |= BMCR_SPEED100;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1477
		*phy_ctrl &= ~BMCR_SPEED1000;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1478
		e_dbg("Forcing 100mb\n");
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1479
	} else {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1480
		ctrl &= ~(E1000_CTRL_SPD_1000 | E1000_CTRL_SPD_100);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1481
		*phy_ctrl &= ~(BMCR_SPEED1000 | BMCR_SPEED100);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1482
		e_dbg("Forcing 10mb\n");
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1483
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1484
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1485
	hw->mac.ops.config_collision_dist(hw);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1486
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1487
	ew32(CTRL, ctrl);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1488
}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1489
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1490
/**
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1491
 *  e1000e_set_d3_lplu_state - Sets low power link up state for D3
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1492
 *  @hw: pointer to the HW structure
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1493
 *  @active: boolean used to enable/disable lplu
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1494
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1495
 *  Success returns 0, Failure returns 1
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1496
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1497
 *  The low power link up (lplu) state is set to the power management level D3
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1498
 *  and SmartSpeed is disabled when active is true, else clear lplu for D3
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1499
 *  and enable Smartspeed.  LPLU and Smartspeed are mutually exclusive.  LPLU
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1500
 *  is used during Dx states where the power conservation is most important.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1501
 *  During driver activity, SmartSpeed should be enabled so performance is
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1502
 *  maintained.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1503
 **/
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1504
s32 e1000e_set_d3_lplu_state(struct e1000_hw *hw, bool active)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1505
{
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1506
	struct e1000_phy_info *phy = &hw->phy;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1507
	s32 ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1508
	u16 data;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1509
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1510
	ret_val = e1e_rphy(hw, IGP02E1000_PHY_POWER_MGMT, &data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1511
	if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1512
		return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1513
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1514
	if (!active) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1515
		data &= ~IGP02E1000_PM_D3_LPLU;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1516
		ret_val = e1e_wphy(hw, IGP02E1000_PHY_POWER_MGMT, data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1517
		if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1518
			return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1519
		/* LPLU and SmartSpeed are mutually exclusive.  LPLU is used
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1520
		 * during Dx states where the power conservation is most
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1521
		 * important.  During driver activity we should enable
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1522
		 * SmartSpeed, so performance is maintained.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1523
		 */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1524
		if (phy->smart_speed == e1000_smart_speed_on) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1525
			ret_val = e1e_rphy(hw, IGP01E1000_PHY_PORT_CONFIG,
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1526
					   &data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1527
			if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1528
				return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1529
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1530
			data |= IGP01E1000_PSCFR_SMART_SPEED;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1531
			ret_val = e1e_wphy(hw, IGP01E1000_PHY_PORT_CONFIG,
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1532
					   data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1533
			if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1534
				return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1535
		} else if (phy->smart_speed == e1000_smart_speed_off) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1536
			ret_val = e1e_rphy(hw, IGP01E1000_PHY_PORT_CONFIG,
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1537
					   &data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1538
			if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1539
				return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1540
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1541
			data &= ~IGP01E1000_PSCFR_SMART_SPEED;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1542
			ret_val = e1e_wphy(hw, IGP01E1000_PHY_PORT_CONFIG,
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1543
					   data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1544
			if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1545
				return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1546
		}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1547
	} else if ((phy->autoneg_advertised == E1000_ALL_SPEED_DUPLEX) ||
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1548
		   (phy->autoneg_advertised == E1000_ALL_NOT_GIG) ||
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1549
		   (phy->autoneg_advertised == E1000_ALL_10_SPEED)) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1550
		data |= IGP02E1000_PM_D3_LPLU;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1551
		ret_val = e1e_wphy(hw, IGP02E1000_PHY_POWER_MGMT, data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1552
		if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1553
			return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1554
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1555
		/* When LPLU is enabled, we should disable SmartSpeed */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1556
		ret_val = e1e_rphy(hw, IGP01E1000_PHY_PORT_CONFIG, &data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1557
		if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1558
			return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1559
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1560
		data &= ~IGP01E1000_PSCFR_SMART_SPEED;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1561
		ret_val = e1e_wphy(hw, IGP01E1000_PHY_PORT_CONFIG, data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1562
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1563
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1564
	return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1565
}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1566
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1567
/**
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1568
 *  e1000e_check_downshift - Checks whether a downshift in speed occurred
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1569
 *  @hw: pointer to the HW structure
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1570
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1571
 *  Success returns 0, Failure returns 1
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1572
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1573
 *  A downshift is detected by querying the PHY link health.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1574
 **/
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1575
s32 e1000e_check_downshift(struct e1000_hw *hw)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1576
{
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1577
	struct e1000_phy_info *phy = &hw->phy;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1578
	s32 ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1579
	u16 phy_data, offset, mask;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1580
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1581
	switch (phy->type) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1582
	case e1000_phy_m88:
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1583
	case e1000_phy_gg82563:
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1584
	case e1000_phy_bm:
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1585
	case e1000_phy_82578:
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1586
		offset = M88E1000_PHY_SPEC_STATUS;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1587
		mask = M88E1000_PSSR_DOWNSHIFT;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1588
		break;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1589
	case e1000_phy_igp_2:
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1590
	case e1000_phy_igp_3:
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1591
		offset = IGP01E1000_PHY_LINK_HEALTH;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1592
		mask = IGP01E1000_PLHR_SS_DOWNGRADE;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1593
		break;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1594
	default:
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1595
		/* speed downshift not supported */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1596
		phy->speed_downgraded = false;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1597
		return 0;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1598
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1599
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1600
	ret_val = e1e_rphy(hw, offset, &phy_data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1601
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1602
	if (!ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1603
		phy->speed_downgraded = !!(phy_data & mask);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1604
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1605
	return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1606
}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1607
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1608
/**
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1609
 *  e1000_check_polarity_m88 - Checks the polarity.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1610
 *  @hw: pointer to the HW structure
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1611
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1612
 *  Success returns 0, Failure returns -E1000_ERR_PHY (-2)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1613
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1614
 *  Polarity is determined based on the PHY specific status register.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1615
 **/
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1616
s32 e1000_check_polarity_m88(struct e1000_hw *hw)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1617
{
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1618
	struct e1000_phy_info *phy = &hw->phy;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1619
	s32 ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1620
	u16 data;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1621
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1622
	ret_val = e1e_rphy(hw, M88E1000_PHY_SPEC_STATUS, &data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1623
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1624
	if (!ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1625
		phy->cable_polarity = ((data & M88E1000_PSSR_REV_POLARITY)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1626
				       ? e1000_rev_polarity_reversed
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1627
				       : e1000_rev_polarity_normal);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1628
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1629
	return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1630
}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1631
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1632
/**
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1633
 *  e1000_check_polarity_igp - Checks the polarity.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1634
 *  @hw: pointer to the HW structure
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1635
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1636
 *  Success returns 0, Failure returns -E1000_ERR_PHY (-2)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1637
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1638
 *  Polarity is determined based on the PHY port status register, and the
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1639
 *  current speed (since there is no polarity at 100Mbps).
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1640
 **/
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1641
s32 e1000_check_polarity_igp(struct e1000_hw *hw)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1642
{
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1643
	struct e1000_phy_info *phy = &hw->phy;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1644
	s32 ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1645
	u16 data, offset, mask;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1646
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1647
	/* Polarity is determined based on the speed of
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1648
	 * our connection.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1649
	 */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1650
	ret_val = e1e_rphy(hw, IGP01E1000_PHY_PORT_STATUS, &data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1651
	if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1652
		return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1653
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1654
	if ((data & IGP01E1000_PSSR_SPEED_MASK) ==
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1655
	    IGP01E1000_PSSR_SPEED_1000MBPS) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1656
		offset = IGP01E1000_PHY_PCS_INIT_REG;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1657
		mask = IGP01E1000_PHY_POLARITY_MASK;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1658
	} else {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1659
		/* This really only applies to 10Mbps since
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1660
		 * there is no polarity for 100Mbps (always 0).
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1661
		 */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1662
		offset = IGP01E1000_PHY_PORT_STATUS;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1663
		mask = IGP01E1000_PSSR_POLARITY_REVERSED;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1664
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1665
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1666
	ret_val = e1e_rphy(hw, offset, &data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1667
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1668
	if (!ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1669
		phy->cable_polarity = ((data & mask)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1670
				       ? e1000_rev_polarity_reversed
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1671
				       : e1000_rev_polarity_normal);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1672
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1673
	return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1674
}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1675
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1676
/**
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1677
 *  e1000_check_polarity_ife - Check cable polarity for IFE PHY
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1678
 *  @hw: pointer to the HW structure
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1679
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1680
 *  Polarity is determined on the polarity reversal feature being enabled.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1681
 **/
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1682
s32 e1000_check_polarity_ife(struct e1000_hw *hw)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1683
{
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1684
	struct e1000_phy_info *phy = &hw->phy;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1685
	s32 ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1686
	u16 phy_data, offset, mask;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1687
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1688
	/* Polarity is determined based on the reversal feature being enabled.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1689
	 */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1690
	if (phy->polarity_correction) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1691
		offset = IFE_PHY_EXTENDED_STATUS_CONTROL;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1692
		mask = IFE_PESC_POLARITY_REVERSED;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1693
	} else {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1694
		offset = IFE_PHY_SPECIAL_CONTROL;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1695
		mask = IFE_PSC_FORCE_POLARITY;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1696
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1697
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1698
	ret_val = e1e_rphy(hw, offset, &phy_data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1699
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1700
	if (!ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1701
		phy->cable_polarity = ((phy_data & mask)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1702
				       ? e1000_rev_polarity_reversed
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1703
				       : e1000_rev_polarity_normal);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1704
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1705
	return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1706
}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1707
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1708
/**
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1709
 *  e1000_wait_autoneg - Wait for auto-neg completion
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1710
 *  @hw: pointer to the HW structure
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1711
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1712
 *  Waits for auto-negotiation to complete or for the auto-negotiation time
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1713
 *  limit to expire, which ever happens first.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1714
 **/
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1715
static s32 e1000_wait_autoneg(struct e1000_hw *hw)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1716
{
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1717
	s32 ret_val = 0;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1718
	u16 i, phy_status;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1719
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1720
	/* Break after autoneg completes or PHY_AUTO_NEG_LIMIT expires. */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1721
	for (i = PHY_AUTO_NEG_LIMIT; i > 0; i--) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1722
		ret_val = e1e_rphy(hw, MII_BMSR, &phy_status);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1723
		if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1724
			break;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1725
		ret_val = e1e_rphy(hw, MII_BMSR, &phy_status);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1726
		if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1727
			break;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1728
		if (phy_status & BMSR_ANEGCOMPLETE)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1729
			break;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1730
		msleep(100);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1731
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1732
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1733
	/* PHY_AUTO_NEG_TIME expiration doesn't guarantee auto-negotiation
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1734
	 * has completed.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1735
	 */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1736
	return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1737
}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1738
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1739
/**
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1740
 *  e1000e_phy_has_link_generic - Polls PHY for link
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1741
 *  @hw: pointer to the HW structure
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1742
 *  @iterations: number of times to poll for link
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1743
 *  @usec_interval: delay between polling attempts
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1744
 *  @success: pointer to whether polling was successful or not
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1745
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1746
 *  Polls the PHY status register for link, 'iterations' number of times.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1747
 **/
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1748
s32 e1000e_phy_has_link_generic(struct e1000_hw *hw, u32 iterations,
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1749
				u32 usec_interval, bool *success)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1750
{
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1751
	s32 ret_val = 0;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1752
	u16 i, phy_status;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1753
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1754
	for (i = 0; i < iterations; i++) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1755
		/* Some PHYs require the MII_BMSR register to be read
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1756
		 * twice due to the link bit being sticky.  No harm doing
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1757
		 * it across the board.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1758
		 */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1759
		ret_val = e1e_rphy(hw, MII_BMSR, &phy_status);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1760
		if (ret_val) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1761
			/* If the first read fails, another entity may have
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1762
			 * ownership of the resources, wait and try again to
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1763
			 * see if they have relinquished the resources yet.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1764
			 */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1765
			if (usec_interval >= 1000)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1766
				msleep(usec_interval / 1000);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1767
			else
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1768
				udelay(usec_interval);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1769
		}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1770
		ret_val = e1e_rphy(hw, MII_BMSR, &phy_status);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1771
		if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1772
			break;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1773
		if (phy_status & BMSR_LSTATUS)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1774
			break;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1775
		if (usec_interval >= 1000)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1776
			msleep(usec_interval / 1000);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1777
		else
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1778
			udelay(usec_interval);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1779
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1780
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1781
	*success = (i < iterations);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1782
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1783
	return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1784
}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1785
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1786
/**
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1787
 *  e1000e_get_cable_length_m88 - Determine cable length for m88 PHY
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1788
 *  @hw: pointer to the HW structure
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1789
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1790
 *  Reads the PHY specific status register to retrieve the cable length
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1791
 *  information.  The cable length is determined by averaging the minimum and
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1792
 *  maximum values to get the "average" cable length.  The m88 PHY has four
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1793
 *  possible cable length values, which are:
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1794
 *	Register Value		Cable Length
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1795
 *	0			< 50 meters
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1796
 *	1			50 - 80 meters
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1797
 *	2			80 - 110 meters
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1798
 *	3			110 - 140 meters
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1799
 *	4			> 140 meters
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1800
 **/
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1801
s32 e1000e_get_cable_length_m88(struct e1000_hw *hw)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1802
{
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1803
	struct e1000_phy_info *phy = &hw->phy;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1804
	s32 ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1805
	u16 phy_data, index;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1806
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1807
	ret_val = e1e_rphy(hw, M88E1000_PHY_SPEC_STATUS, &phy_data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1808
	if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1809
		return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1810
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1811
	index = ((phy_data & M88E1000_PSSR_CABLE_LENGTH) >>
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1812
		 M88E1000_PSSR_CABLE_LENGTH_SHIFT);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1813
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1814
	if (index >= M88E1000_CABLE_LENGTH_TABLE_SIZE - 1)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1815
		return -E1000_ERR_PHY;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1816
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1817
	phy->min_cable_length = e1000_m88_cable_length_table[index];
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1818
	phy->max_cable_length = e1000_m88_cable_length_table[index + 1];
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1819
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1820
	phy->cable_length = (phy->min_cable_length + phy->max_cable_length) / 2;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1821
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1822
	return 0;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1823
}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1824
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1825
/**
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1826
 *  e1000e_get_cable_length_igp_2 - Determine cable length for igp2 PHY
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1827
 *  @hw: pointer to the HW structure
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1828
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1829
 *  The automatic gain control (agc) normalizes the amplitude of the
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1830
 *  received signal, adjusting for the attenuation produced by the
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1831
 *  cable.  By reading the AGC registers, which represent the
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1832
 *  combination of coarse and fine gain value, the value can be put
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1833
 *  into a lookup table to obtain the approximate cable length
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1834
 *  for each channel.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1835
 **/
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1836
s32 e1000e_get_cable_length_igp_2(struct e1000_hw *hw)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1837
{
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1838
	struct e1000_phy_info *phy = &hw->phy;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1839
	s32 ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1840
	u16 phy_data, i, agc_value = 0;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1841
	u16 cur_agc_index, max_agc_index = 0;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1842
	u16 min_agc_index = IGP02E1000_CABLE_LENGTH_TABLE_SIZE - 1;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1843
	static const u16 agc_reg_array[IGP02E1000_PHY_CHANNEL_NUM] = {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1844
		IGP02E1000_PHY_AGC_A,
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1845
		IGP02E1000_PHY_AGC_B,
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1846
		IGP02E1000_PHY_AGC_C,
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1847
		IGP02E1000_PHY_AGC_D
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1848
	};
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1849
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1850
	/* Read the AGC registers for all channels */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1851
	for (i = 0; i < IGP02E1000_PHY_CHANNEL_NUM; i++) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1852
		ret_val = e1e_rphy(hw, agc_reg_array[i], &phy_data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1853
		if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1854
			return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1855
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1856
		/* Getting bits 15:9, which represent the combination of
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1857
		 * coarse and fine gain values.  The result is a number
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1858
		 * that can be put into the lookup table to obtain the
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1859
		 * approximate cable length.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1860
		 */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1861
		cur_agc_index = ((phy_data >> IGP02E1000_AGC_LENGTH_SHIFT) &
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1862
				 IGP02E1000_AGC_LENGTH_MASK);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1863
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1864
		/* Array index bound check. */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1865
		if ((cur_agc_index >= IGP02E1000_CABLE_LENGTH_TABLE_SIZE) ||
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1866
		    (cur_agc_index == 0))
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1867
			return -E1000_ERR_PHY;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1868
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1869
		/* Remove min & max AGC values from calculation. */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1870
		if (e1000_igp_2_cable_length_table[min_agc_index] >
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1871
		    e1000_igp_2_cable_length_table[cur_agc_index])
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1872
			min_agc_index = cur_agc_index;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1873
		if (e1000_igp_2_cable_length_table[max_agc_index] <
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1874
		    e1000_igp_2_cable_length_table[cur_agc_index])
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1875
			max_agc_index = cur_agc_index;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1876
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1877
		agc_value += e1000_igp_2_cable_length_table[cur_agc_index];
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1878
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1879
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1880
	agc_value -= (e1000_igp_2_cable_length_table[min_agc_index] +
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1881
		      e1000_igp_2_cable_length_table[max_agc_index]);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1882
	agc_value /= (IGP02E1000_PHY_CHANNEL_NUM - 2);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1883
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1884
	/* Calculate cable length with the error range of +/- 10 meters. */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1885
	phy->min_cable_length = (((agc_value - IGP02E1000_AGC_RANGE) > 0) ?
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1886
				 (agc_value - IGP02E1000_AGC_RANGE) : 0);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1887
	phy->max_cable_length = agc_value + IGP02E1000_AGC_RANGE;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1888
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1889
	phy->cable_length = (phy->min_cable_length + phy->max_cable_length) / 2;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1890
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1891
	return 0;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1892
}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1893
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1894
/**
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1895
 *  e1000e_get_phy_info_m88 - Retrieve PHY information
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1896
 *  @hw: pointer to the HW structure
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1897
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1898
 *  Valid for only copper links.  Read the PHY status register (sticky read)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1899
 *  to verify that link is up.  Read the PHY special control register to
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1900
 *  determine the polarity and 10base-T extended distance.  Read the PHY
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1901
 *  special status register to determine MDI/MDIx and current speed.  If
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1902
 *  speed is 1000, then determine cable length, local and remote receiver.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1903
 **/
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1904
s32 e1000e_get_phy_info_m88(struct e1000_hw *hw)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1905
{
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1906
	struct e1000_phy_info *phy = &hw->phy;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1907
	s32 ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1908
	u16 phy_data;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1909
	bool link;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1910
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1911
	if (phy->media_type != e1000_media_type_copper) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1912
		e_dbg("Phy info is only valid for copper media\n");
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1913
		return -E1000_ERR_CONFIG;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1914
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1915
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1916
	ret_val = e1000e_phy_has_link_generic(hw, 1, 0, &link);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1917
	if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1918
		return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1919
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1920
	if (!link) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1921
		e_dbg("Phy info is only valid if link is up\n");
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1922
		return -E1000_ERR_CONFIG;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1923
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1924
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1925
	ret_val = e1e_rphy(hw, M88E1000_PHY_SPEC_CTRL, &phy_data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1926
	if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1927
		return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1928
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1929
	phy->polarity_correction = !!(phy_data &
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1930
				      M88E1000_PSCR_POLARITY_REVERSAL);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1931
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1932
	ret_val = e1000_check_polarity_m88(hw);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1933
	if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1934
		return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1935
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1936
	ret_val = e1e_rphy(hw, M88E1000_PHY_SPEC_STATUS, &phy_data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1937
	if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1938
		return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1939
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1940
	phy->is_mdix = !!(phy_data & M88E1000_PSSR_MDIX);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1941
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1942
	if ((phy_data & M88E1000_PSSR_SPEED) == M88E1000_PSSR_1000MBS) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1943
		ret_val = hw->phy.ops.get_cable_length(hw);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1944
		if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1945
			return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1946
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1947
		ret_val = e1e_rphy(hw, MII_STAT1000, &phy_data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1948
		if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1949
			return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1950
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1951
		phy->local_rx = (phy_data & LPA_1000LOCALRXOK)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1952
		    ? e1000_1000t_rx_status_ok : e1000_1000t_rx_status_not_ok;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1953
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1954
		phy->remote_rx = (phy_data & LPA_1000REMRXOK)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1955
		    ? e1000_1000t_rx_status_ok : e1000_1000t_rx_status_not_ok;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1956
	} else {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1957
		/* Set values to "undefined" */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1958
		phy->cable_length = E1000_CABLE_LENGTH_UNDEFINED;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1959
		phy->local_rx = e1000_1000t_rx_status_undefined;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1960
		phy->remote_rx = e1000_1000t_rx_status_undefined;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1961
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1962
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1963
	return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1964
}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1965
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1966
/**
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1967
 *  e1000e_get_phy_info_igp - Retrieve igp PHY information
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1968
 *  @hw: pointer to the HW structure
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1969
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1970
 *  Read PHY status to determine if link is up.  If link is up, then
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1971
 *  set/determine 10base-T extended distance and polarity correction.  Read
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1972
 *  PHY port status to determine MDI/MDIx and speed.  Based on the speed,
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1973
 *  determine on the cable length, local and remote receiver.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1974
 **/
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1975
s32 e1000e_get_phy_info_igp(struct e1000_hw *hw)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1976
{
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1977
	struct e1000_phy_info *phy = &hw->phy;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1978
	s32 ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1979
	u16 data;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1980
	bool link;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1981
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1982
	ret_val = e1000e_phy_has_link_generic(hw, 1, 0, &link);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1983
	if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1984
		return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1985
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1986
	if (!link) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1987
		e_dbg("Phy info is only valid if link is up\n");
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1988
		return -E1000_ERR_CONFIG;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1989
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1990
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1991
	phy->polarity_correction = true;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1992
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1993
	ret_val = e1000_check_polarity_igp(hw);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1994
	if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1995
		return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1996
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1997
	ret_val = e1e_rphy(hw, IGP01E1000_PHY_PORT_STATUS, &data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1998
	if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1999
		return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2000
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2001
	phy->is_mdix = !!(data & IGP01E1000_PSSR_MDIX);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2002
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2003
	if ((data & IGP01E1000_PSSR_SPEED_MASK) ==
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2004
	    IGP01E1000_PSSR_SPEED_1000MBPS) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2005
		ret_val = phy->ops.get_cable_length(hw);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2006
		if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2007
			return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2008
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2009
		ret_val = e1e_rphy(hw, MII_STAT1000, &data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2010
		if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2011
			return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2012
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2013
		phy->local_rx = (data & LPA_1000LOCALRXOK)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2014
		    ? e1000_1000t_rx_status_ok : e1000_1000t_rx_status_not_ok;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2015
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2016
		phy->remote_rx = (data & LPA_1000REMRXOK)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2017
		    ? e1000_1000t_rx_status_ok : e1000_1000t_rx_status_not_ok;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2018
	} else {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2019
		phy->cable_length = E1000_CABLE_LENGTH_UNDEFINED;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2020
		phy->local_rx = e1000_1000t_rx_status_undefined;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2021
		phy->remote_rx = e1000_1000t_rx_status_undefined;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2022
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2023
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2024
	return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2025
}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2026
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2027
/**
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2028
 *  e1000_get_phy_info_ife - Retrieves various IFE PHY states
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2029
 *  @hw: pointer to the HW structure
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2030
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2031
 *  Populates "phy" structure with various feature states.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2032
 **/
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2033
s32 e1000_get_phy_info_ife(struct e1000_hw *hw)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2034
{
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2035
	struct e1000_phy_info *phy = &hw->phy;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2036
	s32 ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2037
	u16 data;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2038
	bool link;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2039
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2040
	ret_val = e1000e_phy_has_link_generic(hw, 1, 0, &link);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2041
	if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2042
		return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2043
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2044
	if (!link) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2045
		e_dbg("Phy info is only valid if link is up\n");
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2046
		return -E1000_ERR_CONFIG;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2047
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2048
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2049
	ret_val = e1e_rphy(hw, IFE_PHY_SPECIAL_CONTROL, &data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2050
	if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2051
		return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2052
	phy->polarity_correction = !(data & IFE_PSC_AUTO_POLARITY_DISABLE);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2053
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2054
	if (phy->polarity_correction) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2055
		ret_val = e1000_check_polarity_ife(hw);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2056
		if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2057
			return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2058
	} else {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2059
		/* Polarity is forced */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2060
		phy->cable_polarity = ((data & IFE_PSC_FORCE_POLARITY)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2061
				       ? e1000_rev_polarity_reversed
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2062
				       : e1000_rev_polarity_normal);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2063
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2064
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2065
	ret_val = e1e_rphy(hw, IFE_PHY_MDIX_CONTROL, &data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2066
	if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2067
		return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2068
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2069
	phy->is_mdix = !!(data & IFE_PMC_MDIX_STATUS);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2070
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2071
	/* The following parameters are undefined for 10/100 operation. */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2072
	phy->cable_length = E1000_CABLE_LENGTH_UNDEFINED;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2073
	phy->local_rx = e1000_1000t_rx_status_undefined;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2074
	phy->remote_rx = e1000_1000t_rx_status_undefined;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2075
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2076
	return 0;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2077
}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2078
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2079
/**
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2080
 *  e1000e_phy_sw_reset - PHY software reset
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2081
 *  @hw: pointer to the HW structure
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2082
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2083
 *  Does a software reset of the PHY by reading the PHY control register and
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2084
 *  setting/write the control register reset bit to the PHY.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2085
 **/
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2086
s32 e1000e_phy_sw_reset(struct e1000_hw *hw)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2087
{
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2088
	s32 ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2089
	u16 phy_ctrl;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2090
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2091
	ret_val = e1e_rphy(hw, MII_BMCR, &phy_ctrl);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2092
	if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2093
		return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2094
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2095
	phy_ctrl |= BMCR_RESET;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2096
	ret_val = e1e_wphy(hw, MII_BMCR, phy_ctrl);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2097
	if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2098
		return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2099
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2100
	udelay(1);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2101
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2102
	return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2103
}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2104
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2105
/**
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2106
 *  e1000e_phy_hw_reset_generic - PHY hardware reset
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2107
 *  @hw: pointer to the HW structure
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2108
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2109
 *  Verify the reset block is not blocking us from resetting.  Acquire
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2110
 *  semaphore (if necessary) and read/set/write the device control reset
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2111
 *  bit in the PHY.  Wait the appropriate delay time for the device to
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2112
 *  reset and release the semaphore (if necessary).
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2113
 **/
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2114
s32 e1000e_phy_hw_reset_generic(struct e1000_hw *hw)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2115
{
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2116
	struct e1000_phy_info *phy = &hw->phy;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2117
	s32 ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2118
	u32 ctrl;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2119
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2120
	if (phy->ops.check_reset_block) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2121
		ret_val = phy->ops.check_reset_block(hw);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2122
		if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2123
			return 0;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2124
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2125
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2126
	ret_val = phy->ops.acquire(hw);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2127
	if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2128
		return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2129
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2130
	ctrl = er32(CTRL);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2131
	ew32(CTRL, ctrl | E1000_CTRL_PHY_RST);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2132
	e1e_flush();
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2133
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2134
	udelay(phy->reset_delay_us);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2135
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2136
	ew32(CTRL, ctrl);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2137
	e1e_flush();
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2138
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2139
	usleep_range(150, 300);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2140
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2141
	phy->ops.release(hw);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2142
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2143
	return phy->ops.get_cfg_done(hw);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2144
}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2145
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2146
/**
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2147
 *  e1000e_get_cfg_done_generic - Generic configuration done
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2148
 *  @hw: pointer to the HW structure
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2149
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2150
 *  Generic function to wait 10 milli-seconds for configuration to complete
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2151
 *  and return success.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2152
 **/
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2153
s32 e1000e_get_cfg_done_generic(struct e1000_hw __always_unused *hw)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2154
{
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2155
	mdelay(10);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2156
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2157
	return 0;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2158
}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2159
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2160
/**
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2161
 *  e1000e_phy_init_script_igp3 - Inits the IGP3 PHY
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2162
 *  @hw: pointer to the HW structure
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2163
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2164
 *  Initializes a Intel Gigabit PHY3 when an EEPROM is not present.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2165
 **/
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2166
s32 e1000e_phy_init_script_igp3(struct e1000_hw *hw)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2167
{
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2168
	e_dbg("Running IGP 3 PHY init script\n");
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2169
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2170
	/* PHY init IGP 3 */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2171
	/* Enable rise/fall, 10-mode work in class-A */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2172
	e1e_wphy(hw, 0x2F5B, 0x9018);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2173
	/* Remove all caps from Replica path filter */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2174
	e1e_wphy(hw, 0x2F52, 0x0000);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2175
	/* Bias trimming for ADC, AFE and Driver (Default) */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2176
	e1e_wphy(hw, 0x2FB1, 0x8B24);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2177
	/* Increase Hybrid poly bias */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2178
	e1e_wphy(hw, 0x2FB2, 0xF8F0);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2179
	/* Add 4% to Tx amplitude in Gig mode */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2180
	e1e_wphy(hw, 0x2010, 0x10B0);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2181
	/* Disable trimming (TTT) */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2182
	e1e_wphy(hw, 0x2011, 0x0000);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2183
	/* Poly DC correction to 94.6% + 2% for all channels */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2184
	e1e_wphy(hw, 0x20DD, 0x249A);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2185
	/* ABS DC correction to 95.9% */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2186
	e1e_wphy(hw, 0x20DE, 0x00D3);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2187
	/* BG temp curve trim */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2188
	e1e_wphy(hw, 0x28B4, 0x04CE);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2189
	/* Increasing ADC OPAMP stage 1 currents to max */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2190
	e1e_wphy(hw, 0x2F70, 0x29E4);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2191
	/* Force 1000 ( required for enabling PHY regs configuration) */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2192
	e1e_wphy(hw, 0x0000, 0x0140);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2193
	/* Set upd_freq to 6 */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2194
	e1e_wphy(hw, 0x1F30, 0x1606);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2195
	/* Disable NPDFE */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2196
	e1e_wphy(hw, 0x1F31, 0xB814);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2197
	/* Disable adaptive fixed FFE (Default) */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2198
	e1e_wphy(hw, 0x1F35, 0x002A);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2199
	/* Enable FFE hysteresis */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2200
	e1e_wphy(hw, 0x1F3E, 0x0067);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2201
	/* Fixed FFE for short cable lengths */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2202
	e1e_wphy(hw, 0x1F54, 0x0065);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2203
	/* Fixed FFE for medium cable lengths */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2204
	e1e_wphy(hw, 0x1F55, 0x002A);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2205
	/* Fixed FFE for long cable lengths */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2206
	e1e_wphy(hw, 0x1F56, 0x002A);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2207
	/* Enable Adaptive Clip Threshold */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2208
	e1e_wphy(hw, 0x1F72, 0x3FB0);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2209
	/* AHT reset limit to 1 */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2210
	e1e_wphy(hw, 0x1F76, 0xC0FF);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2211
	/* Set AHT master delay to 127 msec */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2212
	e1e_wphy(hw, 0x1F77, 0x1DEC);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2213
	/* Set scan bits for AHT */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2214
	e1e_wphy(hw, 0x1F78, 0xF9EF);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2215
	/* Set AHT Preset bits */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2216
	e1e_wphy(hw, 0x1F79, 0x0210);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2217
	/* Change integ_factor of channel A to 3 */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2218
	e1e_wphy(hw, 0x1895, 0x0003);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2219
	/* Change prop_factor of channels BCD to 8 */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2220
	e1e_wphy(hw, 0x1796, 0x0008);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2221
	/* Change cg_icount + enable integbp for channels BCD */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2222
	e1e_wphy(hw, 0x1798, 0xD008);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2223
	/* Change cg_icount + enable integbp + change prop_factor_master
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2224
	 * to 8 for channel A
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2225
	 */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2226
	e1e_wphy(hw, 0x1898, 0xD918);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2227
	/* Disable AHT in Slave mode on channel A */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2228
	e1e_wphy(hw, 0x187A, 0x0800);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2229
	/* Enable LPLU and disable AN to 1000 in non-D0a states,
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2230
	 * Enable SPD+B2B
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2231
	 */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2232
	e1e_wphy(hw, 0x0019, 0x008D);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2233
	/* Enable restart AN on an1000_dis change */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2234
	e1e_wphy(hw, 0x001B, 0x2080);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2235
	/* Enable wh_fifo read clock in 10/100 modes */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2236
	e1e_wphy(hw, 0x0014, 0x0045);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2237
	/* Restart AN, Speed selection is 1000 */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2238
	e1e_wphy(hw, 0x0000, 0x1340);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2239
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2240
	return 0;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2241
}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2242
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2243
/**
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2244
 *  e1000e_get_phy_type_from_id - Get PHY type from id
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2245
 *  @phy_id: phy_id read from the phy
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2246
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2247
 *  Returns the phy type from the id.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2248
 **/
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2249
enum e1000_phy_type e1000e_get_phy_type_from_id(u32 phy_id)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2250
{
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2251
	enum e1000_phy_type phy_type = e1000_phy_unknown;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2252
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2253
	switch (phy_id) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2254
	case M88E1000_I_PHY_ID:
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2255
	case M88E1000_E_PHY_ID:
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2256
	case M88E1111_I_PHY_ID:
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2257
	case M88E1011_I_PHY_ID:
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2258
		phy_type = e1000_phy_m88;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2259
		break;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2260
	case IGP01E1000_I_PHY_ID:	/* IGP 1 & 2 share this */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2261
		phy_type = e1000_phy_igp_2;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2262
		break;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2263
	case GG82563_E_PHY_ID:
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2264
		phy_type = e1000_phy_gg82563;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2265
		break;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2266
	case IGP03E1000_E_PHY_ID:
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2267
		phy_type = e1000_phy_igp_3;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2268
		break;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2269
	case IFE_E_PHY_ID:
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2270
	case IFE_PLUS_E_PHY_ID:
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2271
	case IFE_C_E_PHY_ID:
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2272
		phy_type = e1000_phy_ife;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2273
		break;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2274
	case BME1000_E_PHY_ID:
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2275
	case BME1000_E_PHY_ID_R2:
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2276
		phy_type = e1000_phy_bm;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2277
		break;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2278
	case I82578_E_PHY_ID:
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2279
		phy_type = e1000_phy_82578;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2280
		break;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2281
	case I82577_E_PHY_ID:
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2282
		phy_type = e1000_phy_82577;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2283
		break;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2284
	case I82579_E_PHY_ID:
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2285
		phy_type = e1000_phy_82579;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2286
		break;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2287
	case I217_E_PHY_ID:
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2288
		phy_type = e1000_phy_i217;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2289
		break;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2290
	default:
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2291
		phy_type = e1000_phy_unknown;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2292
		break;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2293
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2294
	return phy_type;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2295
}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2296
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2297
/**
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2298
 *  e1000e_determine_phy_address - Determines PHY address.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2299
 *  @hw: pointer to the HW structure
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2300
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2301
 *  This uses a trial and error method to loop through possible PHY
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2302
 *  addresses. It tests each by reading the PHY ID registers and
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2303
 *  checking for a match.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2304
 **/
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2305
s32 e1000e_determine_phy_address(struct e1000_hw *hw)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2306
{
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2307
	u32 phy_addr = 0;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2308
	u32 i;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2309
	enum e1000_phy_type phy_type = e1000_phy_unknown;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2310
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2311
	hw->phy.id = phy_type;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2312
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2313
	for (phy_addr = 0; phy_addr < E1000_MAX_PHY_ADDR; phy_addr++) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2314
		hw->phy.addr = phy_addr;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2315
		i = 0;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2316
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2317
		do {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2318
			e1000e_get_phy_id(hw);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2319
			phy_type = e1000e_get_phy_type_from_id(hw->phy.id);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2320
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2321
			/* If phy_type is valid, break - we found our
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2322
			 * PHY address
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2323
			 */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2324
			if (phy_type != e1000_phy_unknown)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2325
				return 0;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2326
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2327
			usleep_range(1000, 2000);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2328
			i++;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2329
		} while (i < 10);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2330
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2331
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2332
	return -E1000_ERR_PHY_TYPE;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2333
}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2334
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2335
/**
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2336
 *  e1000_get_phy_addr_for_bm_page - Retrieve PHY page address
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2337
 *  @page: page to access
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2338
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2339
 *  Returns the phy address for the page requested.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2340
 **/
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2341
static u32 e1000_get_phy_addr_for_bm_page(u32 page, u32 reg)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2342
{
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2343
	u32 phy_addr = 2;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2344
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2345
	if ((page >= 768) || (page == 0 && reg == 25) || (reg == 31))
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2346
		phy_addr = 1;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2347
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2348
	return phy_addr;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2349
}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2350
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2351
/**
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2352
 *  e1000e_write_phy_reg_bm - Write BM PHY register
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2353
 *  @hw: pointer to the HW structure
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2354
 *  @offset: register offset to write to
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2355
 *  @data: data to write at register offset
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2356
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2357
 *  Acquires semaphore, if necessary, then writes the data to PHY register
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2358
 *  at the offset.  Release any acquired semaphores before exiting.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2359
 **/
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2360
s32 e1000e_write_phy_reg_bm(struct e1000_hw *hw, u32 offset, u16 data)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2361
{
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2362
	s32 ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2363
	u32 page = offset >> IGP_PAGE_SHIFT;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2364
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2365
	ret_val = hw->phy.ops.acquire(hw);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2366
	if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2367
		return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2368
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2369
	/* Page 800 works differently than the rest so it has its own func */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2370
	if (page == BM_WUC_PAGE) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2371
		ret_val = e1000_access_phy_wakeup_reg_bm(hw, offset, &data,
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2372
							 false, false);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2373
		goto release;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2374
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2375
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2376
	hw->phy.addr = e1000_get_phy_addr_for_bm_page(page, offset);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2377
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2378
	if (offset > MAX_PHY_MULTI_PAGE_REG) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2379
		u32 page_shift, page_select;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2380
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2381
		/* Page select is register 31 for phy address 1 and 22 for
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2382
		 * phy address 2 and 3. Page select is shifted only for
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2383
		 * phy address 1.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2384
		 */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2385
		if (hw->phy.addr == 1) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2386
			page_shift = IGP_PAGE_SHIFT;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2387
			page_select = IGP01E1000_PHY_PAGE_SELECT;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2388
		} else {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2389
			page_shift = 0;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2390
			page_select = BM_PHY_PAGE_SELECT;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2391
		}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2392
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2393
		/* Page is shifted left, PHY expects (page x 32) */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2394
		ret_val = e1000e_write_phy_reg_mdic(hw, page_select,
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2395
						    (page << page_shift));
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2396
		if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2397
			goto release;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2398
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2399
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2400
	ret_val = e1000e_write_phy_reg_mdic(hw, MAX_PHY_REG_ADDRESS & offset,
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2401
					    data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2402
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2403
release:
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2404
	hw->phy.ops.release(hw);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2405
	return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2406
}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2407
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2408
/**
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2409
 *  e1000e_read_phy_reg_bm - Read BM PHY register
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2410
 *  @hw: pointer to the HW structure
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2411
 *  @offset: register offset to be read
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2412
 *  @data: pointer to the read data
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2413
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2414
 *  Acquires semaphore, if necessary, then reads the PHY register at offset
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2415
 *  and storing the retrieved information in data.  Release any acquired
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2416
 *  semaphores before exiting.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2417
 **/
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2418
s32 e1000e_read_phy_reg_bm(struct e1000_hw *hw, u32 offset, u16 *data)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2419
{
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2420
	s32 ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2421
	u32 page = offset >> IGP_PAGE_SHIFT;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2422
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2423
	ret_val = hw->phy.ops.acquire(hw);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2424
	if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2425
		return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2426
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2427
	/* Page 800 works differently than the rest so it has its own func */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2428
	if (page == BM_WUC_PAGE) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2429
		ret_val = e1000_access_phy_wakeup_reg_bm(hw, offset, data,
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2430
							 true, false);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2431
		goto release;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2432
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2433
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2434
	hw->phy.addr = e1000_get_phy_addr_for_bm_page(page, offset);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2435
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2436
	if (offset > MAX_PHY_MULTI_PAGE_REG) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2437
		u32 page_shift, page_select;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2438
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2439
		/* Page select is register 31 for phy address 1 and 22 for
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2440
		 * phy address 2 and 3. Page select is shifted only for
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2441
		 * phy address 1.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2442
		 */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2443
		if (hw->phy.addr == 1) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2444
			page_shift = IGP_PAGE_SHIFT;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2445
			page_select = IGP01E1000_PHY_PAGE_SELECT;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2446
		} else {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2447
			page_shift = 0;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2448
			page_select = BM_PHY_PAGE_SELECT;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2449
		}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2450
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2451
		/* Page is shifted left, PHY expects (page x 32) */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2452
		ret_val = e1000e_write_phy_reg_mdic(hw, page_select,
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2453
						    (page << page_shift));
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2454
		if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2455
			goto release;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2456
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2457
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2458
	ret_val = e1000e_read_phy_reg_mdic(hw, MAX_PHY_REG_ADDRESS & offset,
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2459
					   data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2460
release:
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2461
	hw->phy.ops.release(hw);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2462
	return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2463
}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2464
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2465
/**
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2466
 *  e1000e_read_phy_reg_bm2 - Read BM PHY register
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2467
 *  @hw: pointer to the HW structure
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2468
 *  @offset: register offset to be read
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2469
 *  @data: pointer to the read data
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2470
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2471
 *  Acquires semaphore, if necessary, then reads the PHY register at offset
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2472
 *  and storing the retrieved information in data.  Release any acquired
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2473
 *  semaphores before exiting.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2474
 **/
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2475
s32 e1000e_read_phy_reg_bm2(struct e1000_hw *hw, u32 offset, u16 *data)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2476
{
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2477
	s32 ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2478
	u16 page = (u16)(offset >> IGP_PAGE_SHIFT);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2479
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2480
	ret_val = hw->phy.ops.acquire(hw);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2481
	if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2482
		return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2483
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2484
	/* Page 800 works differently than the rest so it has its own func */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2485
	if (page == BM_WUC_PAGE) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2486
		ret_val = e1000_access_phy_wakeup_reg_bm(hw, offset, data,
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2487
							 true, false);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2488
		goto release;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2489
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2490
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2491
	hw->phy.addr = 1;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2492
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2493
	if (offset > MAX_PHY_MULTI_PAGE_REG) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2494
		/* Page is shifted left, PHY expects (page x 32) */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2495
		ret_val = e1000e_write_phy_reg_mdic(hw, BM_PHY_PAGE_SELECT,
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2496
						    page);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2497
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2498
		if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2499
			goto release;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2500
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2501
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2502
	ret_val = e1000e_read_phy_reg_mdic(hw, MAX_PHY_REG_ADDRESS & offset,
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2503
					   data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2504
release:
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2505
	hw->phy.ops.release(hw);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2506
	return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2507
}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2508
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2509
/**
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2510
 *  e1000e_write_phy_reg_bm2 - Write BM PHY register
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2511
 *  @hw: pointer to the HW structure
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2512
 *  @offset: register offset to write to
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2513
 *  @data: data to write at register offset
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2514
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2515
 *  Acquires semaphore, if necessary, then writes the data to PHY register
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2516
 *  at the offset.  Release any acquired semaphores before exiting.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2517
 **/
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2518
s32 e1000e_write_phy_reg_bm2(struct e1000_hw *hw, u32 offset, u16 data)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2519
{
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2520
	s32 ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2521
	u16 page = (u16)(offset >> IGP_PAGE_SHIFT);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2522
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2523
	ret_val = hw->phy.ops.acquire(hw);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2524
	if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2525
		return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2526
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2527
	/* Page 800 works differently than the rest so it has its own func */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2528
	if (page == BM_WUC_PAGE) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2529
		ret_val = e1000_access_phy_wakeup_reg_bm(hw, offset, &data,
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2530
							 false, false);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2531
		goto release;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2532
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2533
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2534
	hw->phy.addr = 1;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2535
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2536
	if (offset > MAX_PHY_MULTI_PAGE_REG) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2537
		/* Page is shifted left, PHY expects (page x 32) */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2538
		ret_val = e1000e_write_phy_reg_mdic(hw, BM_PHY_PAGE_SELECT,
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2539
						    page);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2540
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2541
		if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2542
			goto release;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2543
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2544
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2545
	ret_val = e1000e_write_phy_reg_mdic(hw, MAX_PHY_REG_ADDRESS & offset,
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2546
					    data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2547
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2548
release:
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2549
	hw->phy.ops.release(hw);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2550
	return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2551
}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2552
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2553
/**
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2554
 *  e1000_enable_phy_wakeup_reg_access_bm - enable access to BM wakeup registers
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2555
 *  @hw: pointer to the HW structure
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2556
 *  @phy_reg: pointer to store original contents of BM_WUC_ENABLE_REG
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2557
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2558
 *  Assumes semaphore already acquired and phy_reg points to a valid memory
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2559
 *  address to store contents of the BM_WUC_ENABLE_REG register.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2560
 **/
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2561
s32 e1000_enable_phy_wakeup_reg_access_bm(struct e1000_hw *hw, u16 *phy_reg)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2562
{
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2563
	s32 ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2564
	u16 temp;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2565
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2566
	/* All page select, port ctrl and wakeup registers use phy address 1 */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2567
	hw->phy.addr = 1;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2568
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2569
	/* Select Port Control Registers page */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2570
	ret_val = e1000_set_page_igp(hw, (BM_PORT_CTRL_PAGE << IGP_PAGE_SHIFT));
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2571
	if (ret_val) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2572
		e_dbg("Could not set Port Control page\n");
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2573
		return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2574
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2575
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2576
	ret_val = e1000e_read_phy_reg_mdic(hw, BM_WUC_ENABLE_REG, phy_reg);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2577
	if (ret_val) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2578
		e_dbg("Could not read PHY register %d.%d\n",
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2579
		      BM_PORT_CTRL_PAGE, BM_WUC_ENABLE_REG);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2580
		return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2581
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2582
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2583
	/* Enable both PHY wakeup mode and Wakeup register page writes.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2584
	 * Prevent a power state change by disabling ME and Host PHY wakeup.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2585
	 */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2586
	temp = *phy_reg;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2587
	temp |= BM_WUC_ENABLE_BIT;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2588
	temp &= ~(BM_WUC_ME_WU_BIT | BM_WUC_HOST_WU_BIT);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2589
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2590
	ret_val = e1000e_write_phy_reg_mdic(hw, BM_WUC_ENABLE_REG, temp);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2591
	if (ret_val) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2592
		e_dbg("Could not write PHY register %d.%d\n",
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2593
		      BM_PORT_CTRL_PAGE, BM_WUC_ENABLE_REG);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2594
		return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2595
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2596
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2597
	/* Select Host Wakeup Registers page - caller now able to write
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2598
	 * registers on the Wakeup registers page
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2599
	 */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2600
	return e1000_set_page_igp(hw, (BM_WUC_PAGE << IGP_PAGE_SHIFT));
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2601
}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2602
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2603
/**
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2604
 *  e1000_disable_phy_wakeup_reg_access_bm - disable access to BM wakeup regs
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2605
 *  @hw: pointer to the HW structure
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2606
 *  @phy_reg: pointer to original contents of BM_WUC_ENABLE_REG
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2607
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2608
 *  Restore BM_WUC_ENABLE_REG to its original value.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2609
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2610
 *  Assumes semaphore already acquired and *phy_reg is the contents of the
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2611
 *  BM_WUC_ENABLE_REG before register(s) on BM_WUC_PAGE were accessed by
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2612
 *  caller.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2613
 **/
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2614
s32 e1000_disable_phy_wakeup_reg_access_bm(struct e1000_hw *hw, u16 *phy_reg)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2615
{
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2616
	s32 ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2617
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2618
	/* Select Port Control Registers page */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2619
	ret_val = e1000_set_page_igp(hw, (BM_PORT_CTRL_PAGE << IGP_PAGE_SHIFT));
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2620
	if (ret_val) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2621
		e_dbg("Could not set Port Control page\n");
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2622
		return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2623
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2624
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2625
	/* Restore 769.17 to its original value */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2626
	ret_val = e1000e_write_phy_reg_mdic(hw, BM_WUC_ENABLE_REG, *phy_reg);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2627
	if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2628
		e_dbg("Could not restore PHY register %d.%d\n",
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2629
		      BM_PORT_CTRL_PAGE, BM_WUC_ENABLE_REG);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2630
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2631
	return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2632
}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2633
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2634
/**
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2635
 *  e1000_access_phy_wakeup_reg_bm - Read/write BM PHY wakeup register
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2636
 *  @hw: pointer to the HW structure
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2637
 *  @offset: register offset to be read or written
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2638
 *  @data: pointer to the data to read or write
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2639
 *  @read: determines if operation is read or write
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2640
 *  @page_set: BM_WUC_PAGE already set and access enabled
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2641
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2642
 *  Read the PHY register at offset and store the retrieved information in
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2643
 *  data, or write data to PHY register at offset.  Note the procedure to
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2644
 *  access the PHY wakeup registers is different than reading the other PHY
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2645
 *  registers. It works as such:
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2646
 *  1) Set 769.17.2 (page 769, register 17, bit 2) = 1
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2647
 *  2) Set page to 800 for host (801 if we were manageability)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2648
 *  3) Write the address using the address opcode (0x11)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2649
 *  4) Read or write the data using the data opcode (0x12)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2650
 *  5) Restore 769.17.2 to its original value
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2651
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2652
 *  Steps 1 and 2 are done by e1000_enable_phy_wakeup_reg_access_bm() and
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2653
 *  step 5 is done by e1000_disable_phy_wakeup_reg_access_bm().
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2654
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2655
 *  Assumes semaphore is already acquired.  When page_set==true, assumes
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2656
 *  the PHY page is set to BM_WUC_PAGE (i.e. a function in the call stack
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2657
 *  is responsible for calls to e1000_[enable|disable]_phy_wakeup_reg_bm()).
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2658
 **/
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2659
static s32 e1000_access_phy_wakeup_reg_bm(struct e1000_hw *hw, u32 offset,
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2660
					  u16 *data, bool read, bool page_set)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2661
{
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2662
	s32 ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2663
	u16 reg = BM_PHY_REG_NUM(offset);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2664
	u16 page = BM_PHY_REG_PAGE(offset);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2665
	u16 phy_reg = 0;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2666
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2667
	/* Gig must be disabled for MDIO accesses to Host Wakeup reg page */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2668
	if ((hw->mac.type == e1000_pchlan) &&
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2669
	    (!(er32(PHY_CTRL) & E1000_PHY_CTRL_GBE_DISABLE)))
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2670
		e_dbg("Attempting to access page %d while gig enabled.\n",
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2671
		      page);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2672
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2673
	if (!page_set) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2674
		/* Enable access to PHY wakeup registers */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2675
		ret_val = e1000_enable_phy_wakeup_reg_access_bm(hw, &phy_reg);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2676
		if (ret_val) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2677
			e_dbg("Could not enable PHY wakeup reg access\n");
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2678
			return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2679
		}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2680
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2681
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2682
	e_dbg("Accessing PHY page %d reg 0x%x\n", page, reg);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2683
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2684
	/* Write the Wakeup register page offset value using opcode 0x11 */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2685
	ret_val = e1000e_write_phy_reg_mdic(hw, BM_WUC_ADDRESS_OPCODE, reg);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2686
	if (ret_val) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2687
		e_dbg("Could not write address opcode to page %d\n", page);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2688
		return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2689
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2690
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2691
	if (read) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2692
		/* Read the Wakeup register page value using opcode 0x12 */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2693
		ret_val = e1000e_read_phy_reg_mdic(hw, BM_WUC_DATA_OPCODE,
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2694
						   data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2695
	} else {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2696
		/* Write the Wakeup register page value using opcode 0x12 */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2697
		ret_val = e1000e_write_phy_reg_mdic(hw, BM_WUC_DATA_OPCODE,
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2698
						    *data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2699
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2700
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2701
	if (ret_val) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2702
		e_dbg("Could not access PHY reg %d.%d\n", page, reg);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2703
		return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2704
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2705
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2706
	if (!page_set)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2707
		ret_val = e1000_disable_phy_wakeup_reg_access_bm(hw, &phy_reg);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2708
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2709
	return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2710
}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2711
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2712
/**
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2713
 * e1000_power_up_phy_copper - Restore copper link in case of PHY power down
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2714
 * @hw: pointer to the HW structure
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2715
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2716
 * In the case of a PHY power down to save power, or to turn off link during a
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2717
 * driver unload, or wake on lan is not enabled, restore the link to previous
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2718
 * settings.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2719
 **/
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2720
void e1000_power_up_phy_copper(struct e1000_hw *hw)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2721
{
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2722
	u16 mii_reg = 0;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2723
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2724
	/* The PHY will retain its settings across a power down/up cycle */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2725
	e1e_rphy(hw, MII_BMCR, &mii_reg);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2726
	mii_reg &= ~BMCR_PDOWN;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2727
	e1e_wphy(hw, MII_BMCR, mii_reg);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2728
}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2729
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2730
/**
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2731
 * e1000_power_down_phy_copper - Restore copper link in case of PHY power down
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2732
 * @hw: pointer to the HW structure
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2733
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2734
 * In the case of a PHY power down to save power, or to turn off link during a
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2735
 * driver unload, or wake on lan is not enabled, restore the link to previous
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2736
 * settings.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2737
 **/
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2738
void e1000_power_down_phy_copper(struct e1000_hw *hw)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2739
{
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2740
	u16 mii_reg = 0;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2741
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2742
	/* The PHY will retain its settings across a power down/up cycle */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2743
	e1e_rphy(hw, MII_BMCR, &mii_reg);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2744
	mii_reg |= BMCR_PDOWN;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2745
	e1e_wphy(hw, MII_BMCR, mii_reg);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2746
	usleep_range(1000, 2000);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2747
}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2748
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2749
/**
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2750
 *  __e1000_read_phy_reg_hv -  Read HV PHY register
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2751
 *  @hw: pointer to the HW structure
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2752
 *  @offset: register offset to be read
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2753
 *  @data: pointer to the read data
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2754
 *  @locked: semaphore has already been acquired or not
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2755
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2756
 *  Acquires semaphore, if necessary, then reads the PHY register at offset
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2757
 *  and stores the retrieved information in data.  Release any acquired
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2758
 *  semaphore before exiting.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2759
 **/
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2760
static s32 __e1000_read_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 *data,
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2761
				   bool locked, bool page_set)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2762
{
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2763
	s32 ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2764
	u16 page = BM_PHY_REG_PAGE(offset);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2765
	u16 reg = BM_PHY_REG_NUM(offset);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2766
	u32 phy_addr = hw->phy.addr = e1000_get_phy_addr_for_hv_page(page);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2767
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2768
	if (!locked) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2769
		ret_val = hw->phy.ops.acquire(hw);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2770
		if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2771
			return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2772
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2773
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2774
	/* Page 800 works differently than the rest so it has its own func */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2775
	if (page == BM_WUC_PAGE) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2776
		ret_val = e1000_access_phy_wakeup_reg_bm(hw, offset, data,
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2777
							 true, page_set);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2778
		goto out;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2779
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2780
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2781
	if (page > 0 && page < HV_INTC_FC_PAGE_START) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2782
		ret_val = e1000_access_phy_debug_regs_hv(hw, offset,
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2783
							 data, true);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2784
		goto out;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2785
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2786
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2787
	if (!page_set) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2788
		if (page == HV_INTC_FC_PAGE_START)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2789
			page = 0;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2790
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2791
		if (reg > MAX_PHY_MULTI_PAGE_REG) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2792
			/* Page is shifted left, PHY expects (page x 32) */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2793
			ret_val = e1000_set_page_igp(hw,
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2794
						     (page << IGP_PAGE_SHIFT));
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2795
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2796
			hw->phy.addr = phy_addr;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2797
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2798
			if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2799
				goto out;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2800
		}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2801
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2802
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2803
	e_dbg("reading PHY page %d (or 0x%x shifted) reg 0x%x\n", page,
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2804
	      page << IGP_PAGE_SHIFT, reg);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2805
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2806
	ret_val = e1000e_read_phy_reg_mdic(hw, MAX_PHY_REG_ADDRESS & reg, data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2807
out:
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2808
	if (!locked)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2809
		hw->phy.ops.release(hw);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2810
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2811
	return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2812
}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2813
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2814
/**
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2815
 *  e1000_read_phy_reg_hv -  Read HV PHY register
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2816
 *  @hw: pointer to the HW structure
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2817
 *  @offset: register offset to be read
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2818
 *  @data: pointer to the read data
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2819
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2820
 *  Acquires semaphore then reads the PHY register at offset and stores
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2821
 *  the retrieved information in data.  Release the acquired semaphore
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2822
 *  before exiting.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2823
 **/
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2824
s32 e1000_read_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 *data)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2825
{
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2826
	return __e1000_read_phy_reg_hv(hw, offset, data, false, false);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2827
}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2828
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2829
/**
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2830
 *  e1000_read_phy_reg_hv_locked -  Read HV PHY register
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2831
 *  @hw: pointer to the HW structure
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2832
 *  @offset: register offset to be read
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2833
 *  @data: pointer to the read data
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2834
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2835
 *  Reads the PHY register at offset and stores the retrieved information
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2836
 *  in data.  Assumes semaphore already acquired.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2837
 **/
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2838
s32 e1000_read_phy_reg_hv_locked(struct e1000_hw *hw, u32 offset, u16 *data)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2839
{
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2840
	return __e1000_read_phy_reg_hv(hw, offset, data, true, false);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2841
}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2842
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2843
/**
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2844
 *  e1000_read_phy_reg_page_hv - Read HV PHY register
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2845
 *  @hw: pointer to the HW structure
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2846
 *  @offset: register offset to write to
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2847
 *  @data: data to write at register offset
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2848
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2849
 *  Reads the PHY register at offset and stores the retrieved information
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2850
 *  in data.  Assumes semaphore already acquired and page already set.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2851
 **/
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2852
s32 e1000_read_phy_reg_page_hv(struct e1000_hw *hw, u32 offset, u16 *data)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2853
{
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2854
	return __e1000_read_phy_reg_hv(hw, offset, data, true, true);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2855
}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2856
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2857
/**
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2858
 *  __e1000_write_phy_reg_hv - Write HV PHY register
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2859
 *  @hw: pointer to the HW structure
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2860
 *  @offset: register offset to write to
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2861
 *  @data: data to write at register offset
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2862
 *  @locked: semaphore has already been acquired or not
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2863
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2864
 *  Acquires semaphore, if necessary, then writes the data to PHY register
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2865
 *  at the offset.  Release any acquired semaphores before exiting.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2866
 **/
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2867
static s32 __e1000_write_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 data,
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2868
				    bool locked, bool page_set)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2869
{
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2870
	s32 ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2871
	u16 page = BM_PHY_REG_PAGE(offset);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2872
	u16 reg = BM_PHY_REG_NUM(offset);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2873
	u32 phy_addr = hw->phy.addr = e1000_get_phy_addr_for_hv_page(page);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2874
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2875
	if (!locked) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2876
		ret_val = hw->phy.ops.acquire(hw);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2877
		if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2878
			return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2879
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2880
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2881
	/* Page 800 works differently than the rest so it has its own func */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2882
	if (page == BM_WUC_PAGE) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2883
		ret_val = e1000_access_phy_wakeup_reg_bm(hw, offset, &data,
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2884
							 false, page_set);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2885
		goto out;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2886
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2887
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2888
	if (page > 0 && page < HV_INTC_FC_PAGE_START) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2889
		ret_val = e1000_access_phy_debug_regs_hv(hw, offset,
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2890
							 &data, false);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2891
		goto out;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2892
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2893
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2894
	if (!page_set) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2895
		if (page == HV_INTC_FC_PAGE_START)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2896
			page = 0;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2897
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2898
		/* Workaround MDIO accesses being disabled after entering IEEE
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2899
		 * Power Down (when bit 11 of the PHY Control register is set)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2900
		 */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2901
		if ((hw->phy.type == e1000_phy_82578) &&
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2902
		    (hw->phy.revision >= 1) &&
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2903
		    (hw->phy.addr == 2) &&
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2904
		    !(MAX_PHY_REG_ADDRESS & reg) && (data & (1 << 11))) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2905
			u16 data2 = 0x7EFF;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2906
			ret_val = e1000_access_phy_debug_regs_hv(hw,
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2907
								 (1 << 6) | 0x3,
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2908
								 &data2, false);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2909
			if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2910
				goto out;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2911
		}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2912
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2913
		if (reg > MAX_PHY_MULTI_PAGE_REG) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2914
			/* Page is shifted left, PHY expects (page x 32) */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2915
			ret_val = e1000_set_page_igp(hw,
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2916
						     (page << IGP_PAGE_SHIFT));
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2917
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2918
			hw->phy.addr = phy_addr;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2919
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2920
			if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2921
				goto out;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2922
		}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2923
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2924
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2925
	e_dbg("writing PHY page %d (or 0x%x shifted) reg 0x%x\n", page,
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2926
	      page << IGP_PAGE_SHIFT, reg);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2927
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2928
	ret_val = e1000e_write_phy_reg_mdic(hw, MAX_PHY_REG_ADDRESS & reg,
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2929
					    data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2930
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2931
out:
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2932
	if (!locked)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2933
		hw->phy.ops.release(hw);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2934
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2935
	return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2936
}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2937
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2938
/**
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2939
 *  e1000_write_phy_reg_hv - Write HV PHY register
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2940
 *  @hw: pointer to the HW structure
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2941
 *  @offset: register offset to write to
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2942
 *  @data: data to write at register offset
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2943
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2944
 *  Acquires semaphore then writes the data to PHY register at the offset.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2945
 *  Release the acquired semaphores before exiting.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2946
 **/
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2947
s32 e1000_write_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 data)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2948
{
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2949
	return __e1000_write_phy_reg_hv(hw, offset, data, false, false);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2950
}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2951
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2952
/**
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2953
 *  e1000_write_phy_reg_hv_locked - Write HV PHY register
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2954
 *  @hw: pointer to the HW structure
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2955
 *  @offset: register offset to write to
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2956
 *  @data: data to write at register offset
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2957
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2958
 *  Writes the data to PHY register at the offset.  Assumes semaphore
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2959
 *  already acquired.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2960
 **/
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2961
s32 e1000_write_phy_reg_hv_locked(struct e1000_hw *hw, u32 offset, u16 data)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2962
{
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2963
	return __e1000_write_phy_reg_hv(hw, offset, data, true, false);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2964
}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2965
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2966
/**
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2967
 *  e1000_write_phy_reg_page_hv - Write HV PHY register
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2968
 *  @hw: pointer to the HW structure
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2969
 *  @offset: register offset to write to
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2970
 *  @data: data to write at register offset
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2971
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2972
 *  Writes the data to PHY register at the offset.  Assumes semaphore
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2973
 *  already acquired and page already set.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2974
 **/
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2975
s32 e1000_write_phy_reg_page_hv(struct e1000_hw *hw, u32 offset, u16 data)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2976
{
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2977
	return __e1000_write_phy_reg_hv(hw, offset, data, true, true);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2978
}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2979
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2980
/**
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2981
 *  e1000_get_phy_addr_for_hv_page - Get PHY address based on page
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2982
 *  @page: page to be accessed
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2983
 **/
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2984
static u32 e1000_get_phy_addr_for_hv_page(u32 page)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2985
{
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2986
	u32 phy_addr = 2;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2987
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2988
	if (page >= HV_INTC_FC_PAGE_START)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2989
		phy_addr = 1;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2990
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2991
	return phy_addr;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2992
}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2993
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2994
/**
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2995
 *  e1000_access_phy_debug_regs_hv - Read HV PHY vendor specific high registers
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2996
 *  @hw: pointer to the HW structure
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2997
 *  @offset: register offset to be read or written
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2998
 *  @data: pointer to the data to be read or written
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2999
 *  @read: determines if operation is read or write
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3000
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3001
 *  Reads the PHY register at offset and stores the retreived information
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3002
 *  in data.  Assumes semaphore already acquired.  Note that the procedure
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3003
 *  to access these regs uses the address port and data port to read/write.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3004
 *  These accesses done with PHY address 2 and without using pages.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3005
 **/
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3006
static s32 e1000_access_phy_debug_regs_hv(struct e1000_hw *hw, u32 offset,
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3007
					  u16 *data, bool read)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3008
{
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3009
	s32 ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3010
	u32 addr_reg;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3011
	u32 data_reg;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3012
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3013
	/* This takes care of the difference with desktop vs mobile phy */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3014
	addr_reg = ((hw->phy.type == e1000_phy_82578) ?
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3015
		    I82578_ADDR_REG : I82577_ADDR_REG);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3016
	data_reg = addr_reg + 1;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3017
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3018
	/* All operations in this function are phy address 2 */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3019
	hw->phy.addr = 2;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3020
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3021
	/* masking with 0x3F to remove the page from offset */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3022
	ret_val = e1000e_write_phy_reg_mdic(hw, addr_reg, (u16)offset & 0x3F);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3023
	if (ret_val) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3024
		e_dbg("Could not write the Address Offset port register\n");
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3025
		return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3026
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3027
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3028
	/* Read or write the data value next */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3029
	if (read)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3030
		ret_val = e1000e_read_phy_reg_mdic(hw, data_reg, data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3031
	else
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3032
		ret_val = e1000e_write_phy_reg_mdic(hw, data_reg, *data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3033
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3034
	if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3035
		e_dbg("Could not access the Data port register\n");
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3036
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3037
	return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3038
}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3039
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3040
/**
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3041
 *  e1000_link_stall_workaround_hv - Si workaround
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3042
 *  @hw: pointer to the HW structure
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3043
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3044
 *  This function works around a Si bug where the link partner can get
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3045
 *  a link up indication before the PHY does.  If small packets are sent
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3046
 *  by the link partner they can be placed in the packet buffer without
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3047
 *  being properly accounted for by the PHY and will stall preventing
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3048
 *  further packets from being received.  The workaround is to clear the
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3049
 *  packet buffer after the PHY detects link up.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3050
 **/
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3051
s32 e1000_link_stall_workaround_hv(struct e1000_hw *hw)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3052
{
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3053
	s32 ret_val = 0;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3054
	u16 data;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3055
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3056
	if (hw->phy.type != e1000_phy_82578)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3057
		return 0;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3058
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3059
	/* Do not apply workaround if in PHY loopback bit 14 set */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3060
	e1e_rphy(hw, MII_BMCR, &data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3061
	if (data & BMCR_LOOPBACK)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3062
		return 0;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3063
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3064
	/* check if link is up and at 1Gbps */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3065
	ret_val = e1e_rphy(hw, BM_CS_STATUS, &data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3066
	if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3067
		return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3068
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3069
	data &= (BM_CS_STATUS_LINK_UP | BM_CS_STATUS_RESOLVED |
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3070
		 BM_CS_STATUS_SPEED_MASK);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3071
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3072
	if (data != (BM_CS_STATUS_LINK_UP | BM_CS_STATUS_RESOLVED |
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3073
		     BM_CS_STATUS_SPEED_1000))
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3074
		return 0;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3075
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3076
	msleep(200);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3077
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3078
	/* flush the packets in the fifo buffer */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3079
	ret_val = e1e_wphy(hw, HV_MUX_DATA_CTRL,
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3080
			   (HV_MUX_DATA_CTRL_GEN_TO_MAC |
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3081
			    HV_MUX_DATA_CTRL_FORCE_SPEED));
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3082
	if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3083
		return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3084
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3085
	return e1e_wphy(hw, HV_MUX_DATA_CTRL, HV_MUX_DATA_CTRL_GEN_TO_MAC);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3086
}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3087
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3088
/**
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3089
 *  e1000_check_polarity_82577 - Checks the polarity.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3090
 *  @hw: pointer to the HW structure
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3091
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3092
 *  Success returns 0, Failure returns -E1000_ERR_PHY (-2)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3093
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3094
 *  Polarity is determined based on the PHY specific status register.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3095
 **/
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3096
s32 e1000_check_polarity_82577(struct e1000_hw *hw)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3097
{
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3098
	struct e1000_phy_info *phy = &hw->phy;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3099
	s32 ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3100
	u16 data;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3101
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3102
	ret_val = e1e_rphy(hw, I82577_PHY_STATUS_2, &data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3103
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3104
	if (!ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3105
		phy->cable_polarity = ((data & I82577_PHY_STATUS2_REV_POLARITY)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3106
				       ? e1000_rev_polarity_reversed
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3107
				       : e1000_rev_polarity_normal);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3108
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3109
	return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3110
}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3111
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3112
/**
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3113
 *  e1000_phy_force_speed_duplex_82577 - Force speed/duplex for I82577 PHY
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3114
 *  @hw: pointer to the HW structure
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3115
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3116
 *  Calls the PHY setup function to force speed and duplex.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3117
 **/
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3118
s32 e1000_phy_force_speed_duplex_82577(struct e1000_hw *hw)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3119
{
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3120
	struct e1000_phy_info *phy = &hw->phy;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3121
	s32 ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3122
	u16 phy_data;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3123
	bool link;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3124
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3125
	ret_val = e1e_rphy(hw, MII_BMCR, &phy_data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3126
	if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3127
		return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3128
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3129
	e1000e_phy_force_speed_duplex_setup(hw, &phy_data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3130
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3131
	ret_val = e1e_wphy(hw, MII_BMCR, phy_data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3132
	if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3133
		return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3134
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3135
	udelay(1);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3136
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3137
	if (phy->autoneg_wait_to_complete) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3138
		e_dbg("Waiting for forced speed/duplex link on 82577 phy\n");
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3139
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3140
		ret_val = e1000e_phy_has_link_generic(hw, PHY_FORCE_LIMIT,
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3141
						      100000, &link);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3142
		if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3143
			return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3144
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3145
		if (!link)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3146
			e_dbg("Link taking longer than expected.\n");
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3147
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3148
		/* Try once more */
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3149
		ret_val = e1000e_phy_has_link_generic(hw, PHY_FORCE_LIMIT,
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3150
						      100000, &link);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3151
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3152
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3153
	return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3154
}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3155
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3156
/**
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3157
 *  e1000_get_phy_info_82577 - Retrieve I82577 PHY information
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3158
 *  @hw: pointer to the HW structure
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3159
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3160
 *  Read PHY status to determine if link is up.  If link is up, then
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3161
 *  set/determine 10base-T extended distance and polarity correction.  Read
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3162
 *  PHY port status to determine MDI/MDIx and speed.  Based on the speed,
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3163
 *  determine on the cable length, local and remote receiver.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3164
 **/
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3165
s32 e1000_get_phy_info_82577(struct e1000_hw *hw)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3166
{
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3167
	struct e1000_phy_info *phy = &hw->phy;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3168
	s32 ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3169
	u16 data;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3170
	bool link;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3171
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3172
	ret_val = e1000e_phy_has_link_generic(hw, 1, 0, &link);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3173
	if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3174
		return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3175
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3176
	if (!link) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3177
		e_dbg("Phy info is only valid if link is up\n");
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3178
		return -E1000_ERR_CONFIG;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3179
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3180
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3181
	phy->polarity_correction = true;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3182
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3183
	ret_val = e1000_check_polarity_82577(hw);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3184
	if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3185
		return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3186
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3187
	ret_val = e1e_rphy(hw, I82577_PHY_STATUS_2, &data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3188
	if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3189
		return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3190
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3191
	phy->is_mdix = !!(data & I82577_PHY_STATUS2_MDIX);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3192
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3193
	if ((data & I82577_PHY_STATUS2_SPEED_MASK) ==
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3194
	    I82577_PHY_STATUS2_SPEED_1000MBPS) {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3195
		ret_val = hw->phy.ops.get_cable_length(hw);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3196
		if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3197
			return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3198
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3199
		ret_val = e1e_rphy(hw, MII_STAT1000, &data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3200
		if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3201
			return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3202
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3203
		phy->local_rx = (data & LPA_1000LOCALRXOK)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3204
		    ? e1000_1000t_rx_status_ok : e1000_1000t_rx_status_not_ok;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3205
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3206
		phy->remote_rx = (data & LPA_1000REMRXOK)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3207
		    ? e1000_1000t_rx_status_ok : e1000_1000t_rx_status_not_ok;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3208
	} else {
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3209
		phy->cable_length = E1000_CABLE_LENGTH_UNDEFINED;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3210
		phy->local_rx = e1000_1000t_rx_status_undefined;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3211
		phy->remote_rx = e1000_1000t_rx_status_undefined;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3212
	}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3213
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3214
	return 0;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3215
}
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3216
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3217
/**
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3218
 *  e1000_get_cable_length_82577 - Determine cable length for 82577 PHY
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3219
 *  @hw: pointer to the HW structure
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3220
 *
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3221
 * Reads the diagnostic status register and verifies result is valid before
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3222
 * placing it in the phy_cable_length field.
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3223
 **/
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3224
s32 e1000_get_cable_length_82577(struct e1000_hw *hw)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3225
{
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3226
	struct e1000_phy_info *phy = &hw->phy;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3227
	s32 ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3228
	u16 phy_data, length;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3229
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3230
	ret_val = e1e_rphy(hw, I82577_PHY_DIAG_STATUS, &phy_data);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3231
	if (ret_val)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3232
		return ret_val;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3233
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3234
	length = ((phy_data & I82577_DSTATUS_CABLE_LENGTH) >>
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3235
		  I82577_DSTATUS_CABLE_LENGTH_SHIFT);
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3236
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3237
	if (length == E1000_CABLE_LENGTH_UNDEFINED)
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3238
		return -E1000_ERR_PHY;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3239
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3240
	phy->cable_length = length;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3241
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3242
	return 0;
5b89b4e38cdc Added all drivers for kernel 3.12.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3243
}