devices/e1000e/phy-2.6.35-orig.c
author Gavin Lambert <gavinl@compacsort.com>
Tue, 14 Apr 2015 09:33:24 -0400
changeset 2618 3affe9cd0b66
parent 2285 8ebecea534d3
permissions -rw-r--r--
Ignore NXIO error otherwise this causes spam if network is empty or refclk not
selected yet, and syncing refclk time to master.
2285
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/*******************************************************************************
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  Intel PRO/1000 Linux driver
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  Copyright(c) 1999 - 2009 Intel Corporation.
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  This program is free software; you can redistribute it and/or modify it
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  under the terms and conditions of the GNU General Public License,
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  version 2, as published by the Free Software Foundation.
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  This program is distributed in the hope it will be useful, but WITHOUT
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  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
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  more details.
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  You should have received a copy of the GNU General Public License along with
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  this program; if not, write to the Free Software Foundation, Inc.,
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  51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
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  The full GNU General Public License is included in this distribution in
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  the file called "COPYING".
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  Contact Information:
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  Linux NICS <linux.nics@intel.com>
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  e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
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  Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
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*******************************************************************************/
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#include <linux/delay.h>
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#include "e1000.h"
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static s32 e1000_get_phy_cfg_done(struct e1000_hw *hw);
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static s32 e1000_phy_force_speed_duplex(struct e1000_hw *hw);
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static s32 e1000_set_d0_lplu_state(struct e1000_hw *hw, bool active);
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static s32 e1000_wait_autoneg(struct e1000_hw *hw);
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static u32 e1000_get_phy_addr_for_bm_page(u32 page, u32 reg);
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static s32 e1000_access_phy_wakeup_reg_bm(struct e1000_hw *hw, u32 offset,
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					  u16 *data, bool read);
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static u32 e1000_get_phy_addr_for_hv_page(u32 page);
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static s32 e1000_access_phy_debug_regs_hv(struct e1000_hw *hw, u32 offset,
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                                          u16 *data, bool read);
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/* Cable length tables */
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static const u16 e1000_m88_cable_length_table[] =
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	{ 0, 50, 80, 110, 140, 140, E1000_CABLE_LENGTH_UNDEFINED };
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#define M88E1000_CABLE_LENGTH_TABLE_SIZE \
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		ARRAY_SIZE(e1000_m88_cable_length_table)
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static const u16 e1000_igp_2_cable_length_table[] =
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	{ 0, 0, 0, 0, 0, 0, 0, 0, 3, 5, 8, 11, 13, 16, 18, 21, 0, 0, 0, 3,
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	  6, 10, 13, 16, 19, 23, 26, 29, 32, 35, 38, 41, 6, 10, 14, 18, 22,
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	  26, 30, 33, 37, 41, 44, 48, 51, 54, 58, 61, 21, 26, 31, 35, 40,
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	  44, 49, 53, 57, 61, 65, 68, 72, 75, 79, 82, 40, 45, 51, 56, 61,
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	  66, 70, 75, 79, 83, 87, 91, 94, 98, 101, 104, 60, 66, 72, 77, 82,
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	  87, 92, 96, 100, 104, 108, 111, 114, 117, 119, 121, 83, 89, 95,
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	  100, 105, 109, 113, 116, 119, 122, 124, 104, 109, 114, 118, 121,
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	  124};
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#define IGP02E1000_CABLE_LENGTH_TABLE_SIZE \
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		ARRAY_SIZE(e1000_igp_2_cable_length_table)
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#define BM_PHY_REG_PAGE(offset) \
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	((u16)(((offset) >> PHY_PAGE_SHIFT) & 0xFFFF))
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#define BM_PHY_REG_NUM(offset) \
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	((u16)(((offset) & MAX_PHY_REG_ADDRESS) |\
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	 (((offset) >> (PHY_UPPER_SHIFT - PHY_PAGE_SHIFT)) &\
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		~MAX_PHY_REG_ADDRESS)))
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#define HV_INTC_FC_PAGE_START             768
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#define I82578_ADDR_REG                   29
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#define I82577_ADDR_REG                   16
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#define I82577_CFG_REG                    22
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#define I82577_CFG_ASSERT_CRS_ON_TX       (1 << 15)
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#define I82577_CFG_ENABLE_DOWNSHIFT       (3 << 10) /* auto downshift 100/10 */
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#define I82577_CTRL_REG                   23
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/* 82577 specific PHY registers */
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#define I82577_PHY_CTRL_2            18
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#define I82577_PHY_STATUS_2          26
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#define I82577_PHY_DIAG_STATUS       31
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/* I82577 PHY Status 2 */
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#define I82577_PHY_STATUS2_REV_POLARITY   0x0400
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#define I82577_PHY_STATUS2_MDIX           0x0800
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#define I82577_PHY_STATUS2_SPEED_MASK     0x0300
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#define I82577_PHY_STATUS2_SPEED_1000MBPS 0x0200
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/* I82577 PHY Control 2 */
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#define I82577_PHY_CTRL2_AUTO_MDIX        0x0400
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#define I82577_PHY_CTRL2_FORCE_MDI_MDIX   0x0200
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/* I82577 PHY Diagnostics Status */
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#define I82577_DSTATUS_CABLE_LENGTH       0x03FC
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#define I82577_DSTATUS_CABLE_LENGTH_SHIFT 2
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/* BM PHY Copper Specific Control 1 */
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#define BM_CS_CTRL1                       16
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#define HV_MUX_DATA_CTRL               PHY_REG(776, 16)
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#define HV_MUX_DATA_CTRL_GEN_TO_MAC    0x0400
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#define HV_MUX_DATA_CTRL_FORCE_SPEED   0x0004
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/**
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 *  e1000e_check_reset_block_generic - Check if PHY reset is blocked
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 *  @hw: pointer to the HW structure
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 *
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 *  Read the PHY management control register and check whether a PHY reset
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 *  is blocked.  If a reset is not blocked return 0, otherwise
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 *  return E1000_BLK_PHY_RESET (12).
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 **/
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s32 e1000e_check_reset_block_generic(struct e1000_hw *hw)
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{
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	u32 manc;
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	manc = er32(MANC);
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	return (manc & E1000_MANC_BLK_PHY_RST_ON_IDE) ?
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	       E1000_BLK_PHY_RESET : 0;
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}
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/**
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 *  e1000e_get_phy_id - Retrieve the PHY ID and revision
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 *  @hw: pointer to the HW structure
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 *
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 *  Reads the PHY registers and stores the PHY ID and possibly the PHY
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parents:
diff changeset
   126
 *  revision in the hardware structure.
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Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   127
 **/
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parents:
diff changeset
   128
s32 e1000e_get_phy_id(struct e1000_hw *hw)
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   129
{
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   130
	struct e1000_phy_info *phy = &hw->phy;
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   131
	s32 ret_val = 0;
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   132
	u16 phy_id;
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   133
	u16 retry_count = 0;
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parents:
diff changeset
   134
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   135
	if (!(phy->ops.read_reg))
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parents:
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   136
		goto out;
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parents:
diff changeset
   137
8ebecea534d3 Added e1000e driver for 2.6.35.
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parents:
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   138
	while (retry_count < 2) {
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   139
		ret_val = e1e_rphy(hw, PHY_ID1, &phy_id);
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   140
		if (ret_val)
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parents:
diff changeset
   141
			goto out;
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parents:
diff changeset
   142
8ebecea534d3 Added e1000e driver for 2.6.35.
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   143
		phy->id = (u32)(phy_id << 16);
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   144
		udelay(20);
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   145
		ret_val = e1e_rphy(hw, PHY_ID2, &phy_id);
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parents:
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   146
		if (ret_val)
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parents:
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   147
			goto out;
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parents:
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   148
8ebecea534d3 Added e1000e driver for 2.6.35.
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   149
		phy->id |= (u32)(phy_id & PHY_REVISION_MASK);
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   150
		phy->revision = (u32)(phy_id & ~PHY_REVISION_MASK);
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parents:
diff changeset
   151
8ebecea534d3 Added e1000e driver for 2.6.35.
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   152
		if (phy->id != 0 && phy->id != PHY_REVISION_MASK)
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   153
			goto out;
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parents:
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   154
8ebecea534d3 Added e1000e driver for 2.6.35.
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parents:
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   155
		retry_count++;
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parents:
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   156
	}
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parents:
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   157
out:
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parents:
diff changeset
   158
	return ret_val;
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parents:
diff changeset
   159
}
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parents:
diff changeset
   160
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   161
/**
8ebecea534d3 Added e1000e driver for 2.6.35.
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parents:
diff changeset
   162
 *  e1000e_phy_reset_dsp - Reset PHY DSP
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parents:
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   163
 *  @hw: pointer to the HW structure
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parents:
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   164
 *
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parents:
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   165
 *  Reset the digital signal processor.
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parents:
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   166
 **/
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   167
s32 e1000e_phy_reset_dsp(struct e1000_hw *hw)
8ebecea534d3 Added e1000e driver for 2.6.35.
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parents:
diff changeset
   168
{
8ebecea534d3 Added e1000e driver for 2.6.35.
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parents:
diff changeset
   169
	s32 ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
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parents:
diff changeset
   170
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
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   171
	ret_val = e1e_wphy(hw, M88E1000_PHY_GEN_CONTROL, 0xC1);
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parents:
diff changeset
   172
	if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   173
		return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
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parents:
diff changeset
   174
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
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   175
	return e1e_wphy(hw, M88E1000_PHY_GEN_CONTROL, 0);
8ebecea534d3 Added e1000e driver for 2.6.35.
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parents:
diff changeset
   176
}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   177
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   178
/**
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
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   179
 *  e1000e_read_phy_reg_mdic - Read MDI control register
8ebecea534d3 Added e1000e driver for 2.6.35.
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parents:
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   180
 *  @hw: pointer to the HW structure
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   181
 *  @offset: register offset to be read
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   182
 *  @data: pointer to the read data
8ebecea534d3 Added e1000e driver for 2.6.35.
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parents:
diff changeset
   183
 *
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   184
 *  Reads the MDI control register in the PHY at offset and stores the
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   185
 *  information read to data.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   186
 **/
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   187
s32 e1000e_read_phy_reg_mdic(struct e1000_hw *hw, u32 offset, u16 *data)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   188
{
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   189
	struct e1000_phy_info *phy = &hw->phy;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   190
	u32 i, mdic = 0;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   191
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   192
	if (offset > MAX_PHY_REG_ADDRESS) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   193
		e_dbg("PHY Address %d is out of range\n", offset);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   194
		return -E1000_ERR_PARAM;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   195
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   196
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   197
	/*
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   198
	 * Set up Op-code, Phy Address, and register offset in the MDI
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   199
	 * Control register.  The MAC will take care of interfacing with the
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   200
	 * PHY to retrieve the desired data.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   201
	 */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   202
	mdic = ((offset << E1000_MDIC_REG_SHIFT) |
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   203
		(phy->addr << E1000_MDIC_PHY_SHIFT) |
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   204
		(E1000_MDIC_OP_READ));
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   205
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   206
	ew32(MDIC, mdic);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   207
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   208
	/*
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   209
	 * Poll the ready bit to see if the MDI read completed
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   210
	 * Increasing the time out as testing showed failures with
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   211
	 * the lower time out
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   212
	 */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   213
	for (i = 0; i < (E1000_GEN_POLL_TIMEOUT * 3); i++) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   214
		udelay(50);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   215
		mdic = er32(MDIC);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   216
		if (mdic & E1000_MDIC_READY)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   217
			break;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   218
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   219
	if (!(mdic & E1000_MDIC_READY)) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   220
		e_dbg("MDI Read did not complete\n");
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   221
		return -E1000_ERR_PHY;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   222
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   223
	if (mdic & E1000_MDIC_ERROR) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   224
		e_dbg("MDI Error\n");
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   225
		return -E1000_ERR_PHY;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   226
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   227
	*data = (u16) mdic;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   228
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   229
	return 0;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   230
}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   231
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   232
/**
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   233
 *  e1000e_write_phy_reg_mdic - Write MDI control register
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   234
 *  @hw: pointer to the HW structure
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   235
 *  @offset: register offset to write to
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   236
 *  @data: data to write to register at offset
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   237
 *
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   238
 *  Writes data to MDI control register in the PHY at offset.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   239
 **/
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   240
s32 e1000e_write_phy_reg_mdic(struct e1000_hw *hw, u32 offset, u16 data)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   241
{
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   242
	struct e1000_phy_info *phy = &hw->phy;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   243
	u32 i, mdic = 0;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   244
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   245
	if (offset > MAX_PHY_REG_ADDRESS) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   246
		e_dbg("PHY Address %d is out of range\n", offset);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   247
		return -E1000_ERR_PARAM;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   248
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   249
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   250
	/*
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   251
	 * Set up Op-code, Phy Address, and register offset in the MDI
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   252
	 * Control register.  The MAC will take care of interfacing with the
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   253
	 * PHY to retrieve the desired data.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   254
	 */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   255
	mdic = (((u32)data) |
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   256
		(offset << E1000_MDIC_REG_SHIFT) |
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   257
		(phy->addr << E1000_MDIC_PHY_SHIFT) |
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   258
		(E1000_MDIC_OP_WRITE));
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   259
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   260
	ew32(MDIC, mdic);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   261
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   262
	/*
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   263
	 * Poll the ready bit to see if the MDI read completed
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   264
	 * Increasing the time out as testing showed failures with
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   265
	 * the lower time out
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   266
	 */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   267
	for (i = 0; i < (E1000_GEN_POLL_TIMEOUT * 3); i++) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   268
		udelay(50);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   269
		mdic = er32(MDIC);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   270
		if (mdic & E1000_MDIC_READY)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   271
			break;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   272
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   273
	if (!(mdic & E1000_MDIC_READY)) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   274
		e_dbg("MDI Write did not complete\n");
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   275
		return -E1000_ERR_PHY;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   276
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   277
	if (mdic & E1000_MDIC_ERROR) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   278
		e_dbg("MDI Error\n");
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   279
		return -E1000_ERR_PHY;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   280
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   281
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   282
	return 0;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   283
}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   284
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   285
/**
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   286
 *  e1000e_read_phy_reg_m88 - Read m88 PHY register
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   287
 *  @hw: pointer to the HW structure
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   288
 *  @offset: register offset to be read
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   289
 *  @data: pointer to the read data
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   290
 *
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   291
 *  Acquires semaphore, if necessary, then reads the PHY register at offset
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   292
 *  and storing the retrieved information in data.  Release any acquired
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   293
 *  semaphores before exiting.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   294
 **/
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   295
s32 e1000e_read_phy_reg_m88(struct e1000_hw *hw, u32 offset, u16 *data)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   296
{
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   297
	s32 ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   298
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   299
	ret_val = hw->phy.ops.acquire(hw);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   300
	if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   301
		return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   302
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   303
	ret_val = e1000e_read_phy_reg_mdic(hw, MAX_PHY_REG_ADDRESS & offset,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   304
					   data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   305
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   306
	hw->phy.ops.release(hw);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   307
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   308
	return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   309
}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   310
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   311
/**
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   312
 *  e1000e_write_phy_reg_m88 - Write m88 PHY register
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   313
 *  @hw: pointer to the HW structure
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   314
 *  @offset: register offset to write to
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   315
 *  @data: data to write at register offset
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   316
 *
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   317
 *  Acquires semaphore, if necessary, then writes the data to PHY register
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   318
 *  at the offset.  Release any acquired semaphores before exiting.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   319
 **/
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   320
s32 e1000e_write_phy_reg_m88(struct e1000_hw *hw, u32 offset, u16 data)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   321
{
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   322
	s32 ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   323
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   324
	ret_val = hw->phy.ops.acquire(hw);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   325
	if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   326
		return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   327
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   328
	ret_val = e1000e_write_phy_reg_mdic(hw, MAX_PHY_REG_ADDRESS & offset,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   329
					    data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   330
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   331
	hw->phy.ops.release(hw);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   332
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   333
	return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   334
}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   335
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   336
/**
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   337
 *  __e1000e_read_phy_reg_igp - Read igp PHY register
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   338
 *  @hw: pointer to the HW structure
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   339
 *  @offset: register offset to be read
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   340
 *  @data: pointer to the read data
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   341
 *  @locked: semaphore has already been acquired or not
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   342
 *
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   343
 *  Acquires semaphore, if necessary, then reads the PHY register at offset
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   344
 *  and stores the retrieved information in data.  Release any acquired
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   345
 *  semaphores before exiting.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   346
 **/
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   347
static s32 __e1000e_read_phy_reg_igp(struct e1000_hw *hw, u32 offset, u16 *data,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   348
                                    bool locked)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   349
{
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   350
	s32 ret_val = 0;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   351
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   352
	if (!locked) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   353
		if (!(hw->phy.ops.acquire))
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   354
			goto out;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   355
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   356
		ret_val = hw->phy.ops.acquire(hw);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   357
		if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   358
			goto out;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   359
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   360
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   361
	if (offset > MAX_PHY_MULTI_PAGE_REG) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   362
		ret_val = e1000e_write_phy_reg_mdic(hw,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   363
						    IGP01E1000_PHY_PAGE_SELECT,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   364
						    (u16)offset);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   365
		if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   366
			goto release;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   367
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   368
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   369
	ret_val = e1000e_read_phy_reg_mdic(hw, MAX_PHY_REG_ADDRESS & offset,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   370
	                                  data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   371
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   372
release:
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   373
	if (!locked)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   374
		hw->phy.ops.release(hw);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   375
out:
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   376
	return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   377
}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   378
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   379
/**
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   380
 *  e1000e_read_phy_reg_igp - Read igp PHY register
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   381
 *  @hw: pointer to the HW structure
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   382
 *  @offset: register offset to be read
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   383
 *  @data: pointer to the read data
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   384
 *
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   385
 *  Acquires semaphore then reads the PHY register at offset and stores the
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   386
 *  retrieved information in data.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   387
 *  Release the acquired semaphore before exiting.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   388
 **/
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   389
s32 e1000e_read_phy_reg_igp(struct e1000_hw *hw, u32 offset, u16 *data)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   390
{
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   391
	return __e1000e_read_phy_reg_igp(hw, offset, data, false);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   392
}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   393
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   394
/**
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   395
 *  e1000e_read_phy_reg_igp_locked - Read igp PHY register
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   396
 *  @hw: pointer to the HW structure
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   397
 *  @offset: register offset to be read
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   398
 *  @data: pointer to the read data
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   399
 *
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   400
 *  Reads the PHY register at offset and stores the retrieved information
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   401
 *  in data.  Assumes semaphore already acquired.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   402
 **/
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   403
s32 e1000e_read_phy_reg_igp_locked(struct e1000_hw *hw, u32 offset, u16 *data)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   404
{
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   405
	return __e1000e_read_phy_reg_igp(hw, offset, data, true);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   406
}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   407
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   408
/**
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   409
 *  e1000e_write_phy_reg_igp - Write igp PHY register
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   410
 *  @hw: pointer to the HW structure
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   411
 *  @offset: register offset to write to
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   412
 *  @data: data to write at register offset
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   413
 *  @locked: semaphore has already been acquired or not
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   414
 *
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   415
 *  Acquires semaphore, if necessary, then writes the data to PHY register
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   416
 *  at the offset.  Release any acquired semaphores before exiting.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   417
 **/
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   418
static s32 __e1000e_write_phy_reg_igp(struct e1000_hw *hw, u32 offset, u16 data,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   419
                                     bool locked)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   420
{
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   421
	s32 ret_val = 0;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   422
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   423
	if (!locked) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   424
		if (!(hw->phy.ops.acquire))
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   425
			goto out;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   426
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   427
		ret_val = hw->phy.ops.acquire(hw);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   428
		if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   429
			goto out;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   430
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   431
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   432
	if (offset > MAX_PHY_MULTI_PAGE_REG) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   433
		ret_val = e1000e_write_phy_reg_mdic(hw,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   434
						    IGP01E1000_PHY_PAGE_SELECT,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   435
						    (u16)offset);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   436
		if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   437
			goto release;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   438
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   439
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   440
	ret_val = e1000e_write_phy_reg_mdic(hw, MAX_PHY_REG_ADDRESS & offset,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   441
					    data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   442
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   443
release:
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   444
	if (!locked)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   445
		hw->phy.ops.release(hw);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   446
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   447
out:
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   448
	return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   449
}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   450
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   451
/**
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   452
 *  e1000e_write_phy_reg_igp - Write igp PHY register
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   453
 *  @hw: pointer to the HW structure
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   454
 *  @offset: register offset to write to
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   455
 *  @data: data to write at register offset
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   456
 *
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   457
 *  Acquires semaphore then writes the data to PHY register
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   458
 *  at the offset.  Release any acquired semaphores before exiting.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   459
 **/
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   460
s32 e1000e_write_phy_reg_igp(struct e1000_hw *hw, u32 offset, u16 data)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   461
{
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   462
	return __e1000e_write_phy_reg_igp(hw, offset, data, false);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   463
}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   464
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   465
/**
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   466
 *  e1000e_write_phy_reg_igp_locked - Write igp PHY register
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   467
 *  @hw: pointer to the HW structure
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   468
 *  @offset: register offset to write to
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   469
 *  @data: data to write at register offset
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   470
 *
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   471
 *  Writes the data to PHY register at the offset.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   472
 *  Assumes semaphore already acquired.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   473
 **/
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   474
s32 e1000e_write_phy_reg_igp_locked(struct e1000_hw *hw, u32 offset, u16 data)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   475
{
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   476
	return __e1000e_write_phy_reg_igp(hw, offset, data, true);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   477
}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   478
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   479
/**
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   480
 *  __e1000_read_kmrn_reg - Read kumeran register
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   481
 *  @hw: pointer to the HW structure
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   482
 *  @offset: register offset to be read
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   483
 *  @data: pointer to the read data
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   484
 *  @locked: semaphore has already been acquired or not
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   485
 *
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   486
 *  Acquires semaphore, if necessary.  Then reads the PHY register at offset
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   487
 *  using the kumeran interface.  The information retrieved is stored in data.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   488
 *  Release any acquired semaphores before exiting.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   489
 **/
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   490
static s32 __e1000_read_kmrn_reg(struct e1000_hw *hw, u32 offset, u16 *data,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   491
                                 bool locked)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   492
{
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   493
	u32 kmrnctrlsta;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   494
	s32 ret_val = 0;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   495
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   496
	if (!locked) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   497
		if (!(hw->phy.ops.acquire))
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   498
			goto out;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   499
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   500
		ret_val = hw->phy.ops.acquire(hw);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   501
		if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   502
			goto out;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   503
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   504
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   505
	kmrnctrlsta = ((offset << E1000_KMRNCTRLSTA_OFFSET_SHIFT) &
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   506
		       E1000_KMRNCTRLSTA_OFFSET) | E1000_KMRNCTRLSTA_REN;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   507
	ew32(KMRNCTRLSTA, kmrnctrlsta);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   508
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   509
	udelay(2);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   510
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   511
	kmrnctrlsta = er32(KMRNCTRLSTA);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   512
	*data = (u16)kmrnctrlsta;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   513
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   514
	if (!locked)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   515
		hw->phy.ops.release(hw);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   516
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   517
out:
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   518
	return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   519
}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   520
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   521
/**
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   522
 *  e1000e_read_kmrn_reg -  Read kumeran register
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   523
 *  @hw: pointer to the HW structure
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   524
 *  @offset: register offset to be read
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   525
 *  @data: pointer to the read data
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   526
 *
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   527
 *  Acquires semaphore then reads the PHY register at offset using the
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   528
 *  kumeran interface.  The information retrieved is stored in data.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   529
 *  Release the acquired semaphore before exiting.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   530
 **/
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   531
s32 e1000e_read_kmrn_reg(struct e1000_hw *hw, u32 offset, u16 *data)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   532
{
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   533
	return __e1000_read_kmrn_reg(hw, offset, data, false);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   534
}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   535
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   536
/**
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   537
 *  e1000e_read_kmrn_reg_locked -  Read kumeran register
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   538
 *  @hw: pointer to the HW structure
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   539
 *  @offset: register offset to be read
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   540
 *  @data: pointer to the read data
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   541
 *
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   542
 *  Reads the PHY register at offset using the kumeran interface.  The
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   543
 *  information retrieved is stored in data.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   544
 *  Assumes semaphore already acquired.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   545
 **/
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   546
s32 e1000e_read_kmrn_reg_locked(struct e1000_hw *hw, u32 offset, u16 *data)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   547
{
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   548
	return __e1000_read_kmrn_reg(hw, offset, data, true);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   549
}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   550
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   551
/**
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   552
 *  __e1000_write_kmrn_reg - Write kumeran register
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   553
 *  @hw: pointer to the HW structure
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   554
 *  @offset: register offset to write to
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   555
 *  @data: data to write at register offset
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   556
 *  @locked: semaphore has already been acquired or not
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   557
 *
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   558
 *  Acquires semaphore, if necessary.  Then write the data to PHY register
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   559
 *  at the offset using the kumeran interface.  Release any acquired semaphores
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   560
 *  before exiting.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   561
 **/
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   562
static s32 __e1000_write_kmrn_reg(struct e1000_hw *hw, u32 offset, u16 data,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   563
                                  bool locked)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   564
{
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   565
	u32 kmrnctrlsta;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   566
	s32 ret_val = 0;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   567
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   568
	if (!locked) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   569
		if (!(hw->phy.ops.acquire))
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   570
			goto out;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   571
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   572
		ret_val = hw->phy.ops.acquire(hw);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   573
		if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   574
			goto out;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   575
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   576
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   577
	kmrnctrlsta = ((offset << E1000_KMRNCTRLSTA_OFFSET_SHIFT) &
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   578
		       E1000_KMRNCTRLSTA_OFFSET) | data;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   579
	ew32(KMRNCTRLSTA, kmrnctrlsta);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   580
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   581
	udelay(2);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   582
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   583
	if (!locked)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   584
		hw->phy.ops.release(hw);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   585
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   586
out:
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   587
	return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   588
}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   589
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   590
/**
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   591
 *  e1000e_write_kmrn_reg -  Write kumeran register
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   592
 *  @hw: pointer to the HW structure
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   593
 *  @offset: register offset to write to
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   594
 *  @data: data to write at register offset
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   595
 *
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   596
 *  Acquires semaphore then writes the data to the PHY register at the offset
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   597
 *  using the kumeran interface.  Release the acquired semaphore before exiting.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   598
 **/
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   599
s32 e1000e_write_kmrn_reg(struct e1000_hw *hw, u32 offset, u16 data)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   600
{
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   601
	return __e1000_write_kmrn_reg(hw, offset, data, false);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   602
}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   603
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   604
/**
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   605
 *  e1000e_write_kmrn_reg_locked -  Write kumeran register
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   606
 *  @hw: pointer to the HW structure
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   607
 *  @offset: register offset to write to
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   608
 *  @data: data to write at register offset
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   609
 *
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   610
 *  Write the data to PHY register at the offset using the kumeran interface.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   611
 *  Assumes semaphore already acquired.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   612
 **/
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   613
s32 e1000e_write_kmrn_reg_locked(struct e1000_hw *hw, u32 offset, u16 data)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   614
{
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   615
	return __e1000_write_kmrn_reg(hw, offset, data, true);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   616
}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   617
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   618
/**
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   619
 *  e1000_copper_link_setup_82577 - Setup 82577 PHY for copper link
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   620
 *  @hw: pointer to the HW structure
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   621
 *
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   622
 *  Sets up Carrier-sense on Transmit and downshift values.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   623
 **/
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   624
s32 e1000_copper_link_setup_82577(struct e1000_hw *hw)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   625
{
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   626
	struct e1000_phy_info *phy = &hw->phy;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   627
	s32 ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   628
	u16 phy_data;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   629
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   630
	/* Enable CRS on TX. This must be set for half-duplex operation. */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   631
	ret_val = phy->ops.read_reg(hw, I82577_CFG_REG, &phy_data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   632
	if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   633
		goto out;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   634
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   635
	phy_data |= I82577_CFG_ASSERT_CRS_ON_TX;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   636
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   637
	/* Enable downshift */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   638
	phy_data |= I82577_CFG_ENABLE_DOWNSHIFT;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   639
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   640
	ret_val = phy->ops.write_reg(hw, I82577_CFG_REG, phy_data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   641
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   642
out:
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   643
	return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   644
}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   645
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   646
/**
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   647
 *  e1000e_copper_link_setup_m88 - Setup m88 PHY's for copper link
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   648
 *  @hw: pointer to the HW structure
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   649
 *
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   650
 *  Sets up MDI/MDI-X and polarity for m88 PHY's.  If necessary, transmit clock
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   651
 *  and downshift values are set also.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   652
 **/
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   653
s32 e1000e_copper_link_setup_m88(struct e1000_hw *hw)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   654
{
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   655
	struct e1000_phy_info *phy = &hw->phy;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   656
	s32 ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   657
	u16 phy_data;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   658
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   659
	/* Enable CRS on Tx. This must be set for half-duplex operation. */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   660
	ret_val = e1e_rphy(hw, M88E1000_PHY_SPEC_CTRL, &phy_data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   661
	if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   662
		return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   663
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   664
	/* For BM PHY this bit is downshift enable */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   665
	if (phy->type != e1000_phy_bm)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   666
		phy_data |= M88E1000_PSCR_ASSERT_CRS_ON_TX;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   667
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   668
	/*
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   669
	 * Options:
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   670
	 *   MDI/MDI-X = 0 (default)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   671
	 *   0 - Auto for all speeds
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   672
	 *   1 - MDI mode
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   673
	 *   2 - MDI-X mode
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   674
	 *   3 - Auto for 1000Base-T only (MDI-X for 10/100Base-T modes)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   675
	 */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   676
	phy_data &= ~M88E1000_PSCR_AUTO_X_MODE;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   677
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   678
	switch (phy->mdix) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   679
	case 1:
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   680
		phy_data |= M88E1000_PSCR_MDI_MANUAL_MODE;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   681
		break;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   682
	case 2:
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   683
		phy_data |= M88E1000_PSCR_MDIX_MANUAL_MODE;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   684
		break;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   685
	case 3:
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   686
		phy_data |= M88E1000_PSCR_AUTO_X_1000T;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   687
		break;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   688
	case 0:
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   689
	default:
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   690
		phy_data |= M88E1000_PSCR_AUTO_X_MODE;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   691
		break;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   692
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   693
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   694
	/*
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   695
	 * Options:
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   696
	 *   disable_polarity_correction = 0 (default)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   697
	 *       Automatic Correction for Reversed Cable Polarity
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   698
	 *   0 - Disabled
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   699
	 *   1 - Enabled
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   700
	 */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   701
	phy_data &= ~M88E1000_PSCR_POLARITY_REVERSAL;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   702
	if (phy->disable_polarity_correction == 1)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   703
		phy_data |= M88E1000_PSCR_POLARITY_REVERSAL;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   704
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   705
	/* Enable downshift on BM (disabled by default) */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   706
	if (phy->type == e1000_phy_bm)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   707
		phy_data |= BME1000_PSCR_ENABLE_DOWNSHIFT;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   708
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   709
	ret_val = e1e_wphy(hw, M88E1000_PHY_SPEC_CTRL, phy_data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   710
	if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   711
		return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   712
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   713
	if ((phy->type == e1000_phy_m88) &&
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   714
	    (phy->revision < E1000_REVISION_4) &&
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   715
	    (phy->id != BME1000_E_PHY_ID_R2)) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   716
		/*
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   717
		 * Force TX_CLK in the Extended PHY Specific Control Register
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   718
		 * to 25MHz clock.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   719
		 */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   720
		ret_val = e1e_rphy(hw, M88E1000_EXT_PHY_SPEC_CTRL, &phy_data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   721
		if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   722
			return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   723
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   724
		phy_data |= M88E1000_EPSCR_TX_CLK_25;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   725
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   726
		if ((phy->revision == 2) &&
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   727
		    (phy->id == M88E1111_I_PHY_ID)) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   728
			/* 82573L PHY - set the downshift counter to 5x. */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   729
			phy_data &= ~M88EC018_EPSCR_DOWNSHIFT_COUNTER_MASK;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   730
			phy_data |= M88EC018_EPSCR_DOWNSHIFT_COUNTER_5X;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   731
		} else {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   732
			/* Configure Master and Slave downshift values */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   733
			phy_data &= ~(M88E1000_EPSCR_MASTER_DOWNSHIFT_MASK |
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   734
				      M88E1000_EPSCR_SLAVE_DOWNSHIFT_MASK);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   735
			phy_data |= (M88E1000_EPSCR_MASTER_DOWNSHIFT_1X |
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   736
				     M88E1000_EPSCR_SLAVE_DOWNSHIFT_1X);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   737
		}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   738
		ret_val = e1e_wphy(hw, M88E1000_EXT_PHY_SPEC_CTRL, phy_data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   739
		if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   740
			return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   741
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   742
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   743
	if ((phy->type == e1000_phy_bm) && (phy->id == BME1000_E_PHY_ID_R2)) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   744
		/* Set PHY page 0, register 29 to 0x0003 */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   745
		ret_val = e1e_wphy(hw, 29, 0x0003);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   746
		if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   747
			return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   748
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   749
		/* Set PHY page 0, register 30 to 0x0000 */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   750
		ret_val = e1e_wphy(hw, 30, 0x0000);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   751
		if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   752
			return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   753
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   754
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   755
	/* Commit the changes. */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   756
	ret_val = e1000e_commit_phy(hw);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   757
	if (ret_val) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   758
		e_dbg("Error committing the PHY changes\n");
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   759
		return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   760
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   761
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   762
	if (phy->type == e1000_phy_82578) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   763
		ret_val = phy->ops.read_reg(hw, M88E1000_EXT_PHY_SPEC_CTRL,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   764
		                            &phy_data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   765
		if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   766
			return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   767
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   768
		/* 82578 PHY - set the downshift count to 1x. */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   769
		phy_data |= I82578_EPSCR_DOWNSHIFT_ENABLE;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   770
		phy_data &= ~I82578_EPSCR_DOWNSHIFT_COUNTER_MASK;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   771
		ret_val = phy->ops.write_reg(hw, M88E1000_EXT_PHY_SPEC_CTRL,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   772
		                             phy_data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   773
		if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   774
			return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   775
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   776
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   777
	return 0;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   778
}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   779
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   780
/**
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   781
 *  e1000e_copper_link_setup_igp - Setup igp PHY's for copper link
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   782
 *  @hw: pointer to the HW structure
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   783
 *
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   784
 *  Sets up LPLU, MDI/MDI-X, polarity, Smartspeed and Master/Slave config for
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   785
 *  igp PHY's.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   786
 **/
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   787
s32 e1000e_copper_link_setup_igp(struct e1000_hw *hw)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   788
{
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   789
	struct e1000_phy_info *phy = &hw->phy;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   790
	s32 ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   791
	u16 data;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   792
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   793
	ret_val = e1000_phy_hw_reset(hw);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   794
	if (ret_val) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   795
		e_dbg("Error resetting the PHY.\n");
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   796
		return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   797
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   798
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   799
	/*
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   800
	 * Wait 100ms for MAC to configure PHY from NVM settings, to avoid
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   801
	 * timeout issues when LFS is enabled.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   802
	 */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   803
	msleep(100);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   804
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   805
	/* disable lplu d0 during driver init */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   806
	ret_val = e1000_set_d0_lplu_state(hw, false);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   807
	if (ret_val) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   808
		e_dbg("Error Disabling LPLU D0\n");
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   809
		return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   810
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   811
	/* Configure mdi-mdix settings */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   812
	ret_val = e1e_rphy(hw, IGP01E1000_PHY_PORT_CTRL, &data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   813
	if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   814
		return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   815
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   816
	data &= ~IGP01E1000_PSCR_AUTO_MDIX;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   817
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   818
	switch (phy->mdix) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   819
	case 1:
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   820
		data &= ~IGP01E1000_PSCR_FORCE_MDI_MDIX;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   821
		break;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   822
	case 2:
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   823
		data |= IGP01E1000_PSCR_FORCE_MDI_MDIX;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   824
		break;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   825
	case 0:
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   826
	default:
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   827
		data |= IGP01E1000_PSCR_AUTO_MDIX;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   828
		break;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   829
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   830
	ret_val = e1e_wphy(hw, IGP01E1000_PHY_PORT_CTRL, data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   831
	if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   832
		return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   833
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   834
	/* set auto-master slave resolution settings */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   835
	if (hw->mac.autoneg) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   836
		/*
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   837
		 * when autonegotiation advertisement is only 1000Mbps then we
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   838
		 * should disable SmartSpeed and enable Auto MasterSlave
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   839
		 * resolution as hardware default.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   840
		 */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   841
		if (phy->autoneg_advertised == ADVERTISE_1000_FULL) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   842
			/* Disable SmartSpeed */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   843
			ret_val = e1e_rphy(hw, IGP01E1000_PHY_PORT_CONFIG,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   844
					   &data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   845
			if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   846
				return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   847
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   848
			data &= ~IGP01E1000_PSCFR_SMART_SPEED;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   849
			ret_val = e1e_wphy(hw, IGP01E1000_PHY_PORT_CONFIG,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   850
					   data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   851
			if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   852
				return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   853
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   854
			/* Set auto Master/Slave resolution process */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   855
			ret_val = e1e_rphy(hw, PHY_1000T_CTRL, &data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   856
			if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   857
				return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   858
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   859
			data &= ~CR_1000T_MS_ENABLE;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   860
			ret_val = e1e_wphy(hw, PHY_1000T_CTRL, data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   861
			if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   862
				return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   863
		}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   864
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   865
		ret_val = e1e_rphy(hw, PHY_1000T_CTRL, &data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   866
		if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   867
			return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   868
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   869
		/* load defaults for future use */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   870
		phy->original_ms_type = (data & CR_1000T_MS_ENABLE) ?
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   871
			((data & CR_1000T_MS_VALUE) ?
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   872
			e1000_ms_force_master :
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   873
			e1000_ms_force_slave) :
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   874
			e1000_ms_auto;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   875
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   876
		switch (phy->ms_type) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   877
		case e1000_ms_force_master:
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   878
			data |= (CR_1000T_MS_ENABLE | CR_1000T_MS_VALUE);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   879
			break;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   880
		case e1000_ms_force_slave:
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   881
			data |= CR_1000T_MS_ENABLE;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   882
			data &= ~(CR_1000T_MS_VALUE);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   883
			break;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   884
		case e1000_ms_auto:
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   885
			data &= ~CR_1000T_MS_ENABLE;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   886
		default:
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   887
			break;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   888
		}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   889
		ret_val = e1e_wphy(hw, PHY_1000T_CTRL, data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   890
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   891
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   892
	return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   893
}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   894
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   895
/**
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   896
 *  e1000_phy_setup_autoneg - Configure PHY for auto-negotiation
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   897
 *  @hw: pointer to the HW structure
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   898
 *
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   899
 *  Reads the MII auto-neg advertisement register and/or the 1000T control
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   900
 *  register and if the PHY is already setup for auto-negotiation, then
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   901
 *  return successful.  Otherwise, setup advertisement and flow control to
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   902
 *  the appropriate values for the wanted auto-negotiation.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   903
 **/
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   904
static s32 e1000_phy_setup_autoneg(struct e1000_hw *hw)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   905
{
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   906
	struct e1000_phy_info *phy = &hw->phy;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   907
	s32 ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   908
	u16 mii_autoneg_adv_reg;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   909
	u16 mii_1000t_ctrl_reg = 0;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   910
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   911
	phy->autoneg_advertised &= phy->autoneg_mask;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   912
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   913
	/* Read the MII Auto-Neg Advertisement Register (Address 4). */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   914
	ret_val = e1e_rphy(hw, PHY_AUTONEG_ADV, &mii_autoneg_adv_reg);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   915
	if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   916
		return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   917
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   918
	if (phy->autoneg_mask & ADVERTISE_1000_FULL) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   919
		/* Read the MII 1000Base-T Control Register (Address 9). */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   920
		ret_val = e1e_rphy(hw, PHY_1000T_CTRL, &mii_1000t_ctrl_reg);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   921
		if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   922
			return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   923
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   924
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   925
	/*
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   926
	 * Need to parse both autoneg_advertised and fc and set up
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   927
	 * the appropriate PHY registers.  First we will parse for
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   928
	 * autoneg_advertised software override.  Since we can advertise
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   929
	 * a plethora of combinations, we need to check each bit
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   930
	 * individually.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   931
	 */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   932
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   933
	/*
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   934
	 * First we clear all the 10/100 mb speed bits in the Auto-Neg
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   935
	 * Advertisement Register (Address 4) and the 1000 mb speed bits in
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   936
	 * the  1000Base-T Control Register (Address 9).
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   937
	 */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   938
	mii_autoneg_adv_reg &= ~(NWAY_AR_100TX_FD_CAPS |
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   939
				 NWAY_AR_100TX_HD_CAPS |
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   940
				 NWAY_AR_10T_FD_CAPS   |
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   941
				 NWAY_AR_10T_HD_CAPS);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   942
	mii_1000t_ctrl_reg &= ~(CR_1000T_HD_CAPS | CR_1000T_FD_CAPS);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   943
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   944
	e_dbg("autoneg_advertised %x\n", phy->autoneg_advertised);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   945
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   946
	/* Do we want to advertise 10 Mb Half Duplex? */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   947
	if (phy->autoneg_advertised & ADVERTISE_10_HALF) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   948
		e_dbg("Advertise 10mb Half duplex\n");
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   949
		mii_autoneg_adv_reg |= NWAY_AR_10T_HD_CAPS;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   950
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   951
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   952
	/* Do we want to advertise 10 Mb Full Duplex? */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   953
	if (phy->autoneg_advertised & ADVERTISE_10_FULL) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   954
		e_dbg("Advertise 10mb Full duplex\n");
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   955
		mii_autoneg_adv_reg |= NWAY_AR_10T_FD_CAPS;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   956
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   957
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   958
	/* Do we want to advertise 100 Mb Half Duplex? */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   959
	if (phy->autoneg_advertised & ADVERTISE_100_HALF) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   960
		e_dbg("Advertise 100mb Half duplex\n");
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   961
		mii_autoneg_adv_reg |= NWAY_AR_100TX_HD_CAPS;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   962
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   963
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   964
	/* Do we want to advertise 100 Mb Full Duplex? */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   965
	if (phy->autoneg_advertised & ADVERTISE_100_FULL) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   966
		e_dbg("Advertise 100mb Full duplex\n");
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   967
		mii_autoneg_adv_reg |= NWAY_AR_100TX_FD_CAPS;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   968
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   969
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   970
	/* We do not allow the Phy to advertise 1000 Mb Half Duplex */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   971
	if (phy->autoneg_advertised & ADVERTISE_1000_HALF)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   972
		e_dbg("Advertise 1000mb Half duplex request denied!\n");
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   973
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   974
	/* Do we want to advertise 1000 Mb Full Duplex? */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   975
	if (phy->autoneg_advertised & ADVERTISE_1000_FULL) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   976
		e_dbg("Advertise 1000mb Full duplex\n");
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   977
		mii_1000t_ctrl_reg |= CR_1000T_FD_CAPS;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   978
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   979
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   980
	/*
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   981
	 * Check for a software override of the flow control settings, and
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   982
	 * setup the PHY advertisement registers accordingly.  If
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   983
	 * auto-negotiation is enabled, then software will have to set the
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   984
	 * "PAUSE" bits to the correct value in the Auto-Negotiation
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   985
	 * Advertisement Register (PHY_AUTONEG_ADV) and re-start auto-
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   986
	 * negotiation.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   987
	 *
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   988
	 * The possible values of the "fc" parameter are:
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   989
	 *      0:  Flow control is completely disabled
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   990
	 *      1:  Rx flow control is enabled (we can receive pause frames
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   991
	 *	  but not send pause frames).
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   992
	 *      2:  Tx flow control is enabled (we can send pause frames
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   993
	 *	  but we do not support receiving pause frames).
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   994
	 *      3:  Both Rx and Tx flow control (symmetric) are enabled.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   995
	 *  other:  No software override.  The flow control configuration
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   996
	 *	  in the EEPROM is used.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   997
	 */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   998
	switch (hw->fc.current_mode) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   999
	case e1000_fc_none:
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1000
		/*
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1001
		 * Flow control (Rx & Tx) is completely disabled by a
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1002
		 * software over-ride.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1003
		 */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1004
		mii_autoneg_adv_reg &= ~(NWAY_AR_ASM_DIR | NWAY_AR_PAUSE);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1005
		break;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1006
	case e1000_fc_rx_pause:
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1007
		/*
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1008
		 * Rx Flow control is enabled, and Tx Flow control is
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1009
		 * disabled, by a software over-ride.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1010
		 *
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1011
		 * Since there really isn't a way to advertise that we are
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1012
		 * capable of Rx Pause ONLY, we will advertise that we
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1013
		 * support both symmetric and asymmetric Rx PAUSE.  Later
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1014
		 * (in e1000e_config_fc_after_link_up) we will disable the
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1015
		 * hw's ability to send PAUSE frames.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1016
		 */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1017
		mii_autoneg_adv_reg |= (NWAY_AR_ASM_DIR | NWAY_AR_PAUSE);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1018
		break;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1019
	case e1000_fc_tx_pause:
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1020
		/*
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1021
		 * Tx Flow control is enabled, and Rx Flow control is
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1022
		 * disabled, by a software over-ride.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1023
		 */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1024
		mii_autoneg_adv_reg |= NWAY_AR_ASM_DIR;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1025
		mii_autoneg_adv_reg &= ~NWAY_AR_PAUSE;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1026
		break;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1027
	case e1000_fc_full:
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1028
		/*
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1029
		 * Flow control (both Rx and Tx) is enabled by a software
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1030
		 * over-ride.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1031
		 */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1032
		mii_autoneg_adv_reg |= (NWAY_AR_ASM_DIR | NWAY_AR_PAUSE);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1033
		break;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1034
	default:
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1035
		e_dbg("Flow control param set incorrectly\n");
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1036
		ret_val = -E1000_ERR_CONFIG;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1037
		return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1038
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1039
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1040
	ret_val = e1e_wphy(hw, PHY_AUTONEG_ADV, mii_autoneg_adv_reg);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1041
	if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1042
		return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1043
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1044
	e_dbg("Auto-Neg Advertising %x\n", mii_autoneg_adv_reg);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1045
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1046
	if (phy->autoneg_mask & ADVERTISE_1000_FULL) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1047
		ret_val = e1e_wphy(hw, PHY_1000T_CTRL, mii_1000t_ctrl_reg);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1048
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1049
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1050
	return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1051
}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1052
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1053
/**
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1054
 *  e1000_copper_link_autoneg - Setup/Enable autoneg for copper link
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1055
 *  @hw: pointer to the HW structure
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1056
 *
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1057
 *  Performs initial bounds checking on autoneg advertisement parameter, then
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1058
 *  configure to advertise the full capability.  Setup the PHY to autoneg
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1059
 *  and restart the negotiation process between the link partner.  If
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1060
 *  autoneg_wait_to_complete, then wait for autoneg to complete before exiting.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1061
 **/
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1062
static s32 e1000_copper_link_autoneg(struct e1000_hw *hw)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1063
{
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1064
	struct e1000_phy_info *phy = &hw->phy;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1065
	s32 ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1066
	u16 phy_ctrl;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1067
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1068
	/*
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1069
	 * Perform some bounds checking on the autoneg advertisement
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1070
	 * parameter.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1071
	 */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1072
	phy->autoneg_advertised &= phy->autoneg_mask;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1073
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1074
	/*
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1075
	 * If autoneg_advertised is zero, we assume it was not defaulted
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1076
	 * by the calling code so we set to advertise full capability.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1077
	 */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1078
	if (phy->autoneg_advertised == 0)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1079
		phy->autoneg_advertised = phy->autoneg_mask;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1080
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1081
	e_dbg("Reconfiguring auto-neg advertisement params\n");
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1082
	ret_val = e1000_phy_setup_autoneg(hw);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1083
	if (ret_val) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1084
		e_dbg("Error Setting up Auto-Negotiation\n");
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1085
		return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1086
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1087
	e_dbg("Restarting Auto-Neg\n");
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1088
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1089
	/*
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1090
	 * Restart auto-negotiation by setting the Auto Neg Enable bit and
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1091
	 * the Auto Neg Restart bit in the PHY control register.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1092
	 */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1093
	ret_val = e1e_rphy(hw, PHY_CONTROL, &phy_ctrl);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1094
	if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1095
		return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1096
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1097
	phy_ctrl |= (MII_CR_AUTO_NEG_EN | MII_CR_RESTART_AUTO_NEG);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1098
	ret_val = e1e_wphy(hw, PHY_CONTROL, phy_ctrl);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1099
	if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1100
		return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1101
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1102
	/*
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1103
	 * Does the user want to wait for Auto-Neg to complete here, or
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1104
	 * check at a later time (for example, callback routine).
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1105
	 */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1106
	if (phy->autoneg_wait_to_complete) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1107
		ret_val = e1000_wait_autoneg(hw);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1108
		if (ret_val) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1109
			e_dbg("Error while waiting for "
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1110
				 "autoneg to complete\n");
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1111
			return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1112
		}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1113
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1114
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1115
	hw->mac.get_link_status = 1;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1116
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1117
	return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1118
}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1119
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1120
/**
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1121
 *  e1000e_setup_copper_link - Configure copper link settings
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1122
 *  @hw: pointer to the HW structure
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1123
 *
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1124
 *  Calls the appropriate function to configure the link for auto-neg or forced
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1125
 *  speed and duplex.  Then we check for link, once link is established calls
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1126
 *  to configure collision distance and flow control are called.  If link is
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1127
 *  not established, we return -E1000_ERR_PHY (-2).
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1128
 **/
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1129
s32 e1000e_setup_copper_link(struct e1000_hw *hw)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1130
{
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1131
	s32 ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1132
	bool link;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1133
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1134
	if (hw->mac.autoneg) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1135
		/*
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1136
		 * Setup autoneg and flow control advertisement and perform
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1137
		 * autonegotiation.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1138
		 */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1139
		ret_val = e1000_copper_link_autoneg(hw);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1140
		if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1141
			return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1142
	} else {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1143
		/*
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1144
		 * PHY will be set to 10H, 10F, 100H or 100F
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1145
		 * depending on user settings.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1146
		 */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1147
		e_dbg("Forcing Speed and Duplex\n");
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1148
		ret_val = e1000_phy_force_speed_duplex(hw);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1149
		if (ret_val) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1150
			e_dbg("Error Forcing Speed and Duplex\n");
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1151
			return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1152
		}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1153
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1154
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1155
	/*
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1156
	 * Check link status. Wait up to 100 microseconds for link to become
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1157
	 * valid.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1158
	 */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1159
	ret_val = e1000e_phy_has_link_generic(hw,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1160
					     COPPER_LINK_UP_LIMIT,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1161
					     10,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1162
					     &link);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1163
	if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1164
		return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1165
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1166
	if (link) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1167
		e_dbg("Valid link established!!!\n");
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1168
		e1000e_config_collision_dist(hw);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1169
		ret_val = e1000e_config_fc_after_link_up(hw);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1170
	} else {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1171
		e_dbg("Unable to establish link!!!\n");
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1172
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1173
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1174
	return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1175
}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1176
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1177
/**
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1178
 *  e1000e_phy_force_speed_duplex_igp - Force speed/duplex for igp PHY
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1179
 *  @hw: pointer to the HW structure
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1180
 *
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1181
 *  Calls the PHY setup function to force speed and duplex.  Clears the
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1182
 *  auto-crossover to force MDI manually.  Waits for link and returns
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1183
 *  successful if link up is successful, else -E1000_ERR_PHY (-2).
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1184
 **/
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1185
s32 e1000e_phy_force_speed_duplex_igp(struct e1000_hw *hw)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1186
{
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1187
	struct e1000_phy_info *phy = &hw->phy;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1188
	s32 ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1189
	u16 phy_data;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1190
	bool link;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1191
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1192
	ret_val = e1e_rphy(hw, PHY_CONTROL, &phy_data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1193
	if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1194
		return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1195
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1196
	e1000e_phy_force_speed_duplex_setup(hw, &phy_data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1197
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1198
	ret_val = e1e_wphy(hw, PHY_CONTROL, phy_data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1199
	if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1200
		return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1201
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1202
	/*
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1203
	 * Clear Auto-Crossover to force MDI manually.  IGP requires MDI
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1204
	 * forced whenever speed and duplex are forced.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1205
	 */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1206
	ret_val = e1e_rphy(hw, IGP01E1000_PHY_PORT_CTRL, &phy_data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1207
	if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1208
		return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1209
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1210
	phy_data &= ~IGP01E1000_PSCR_AUTO_MDIX;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1211
	phy_data &= ~IGP01E1000_PSCR_FORCE_MDI_MDIX;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1212
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1213
	ret_val = e1e_wphy(hw, IGP01E1000_PHY_PORT_CTRL, phy_data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1214
	if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1215
		return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1216
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1217
	e_dbg("IGP PSCR: %X\n", phy_data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1218
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1219
	udelay(1);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1220
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1221
	if (phy->autoneg_wait_to_complete) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1222
		e_dbg("Waiting for forced speed/duplex link on IGP phy.\n");
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1223
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1224
		ret_val = e1000e_phy_has_link_generic(hw,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1225
						     PHY_FORCE_LIMIT,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1226
						     100000,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1227
						     &link);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1228
		if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1229
			return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1230
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1231
		if (!link)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1232
			e_dbg("Link taking longer than expected.\n");
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1233
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1234
		/* Try once more */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1235
		ret_val = e1000e_phy_has_link_generic(hw,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1236
						     PHY_FORCE_LIMIT,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1237
						     100000,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1238
						     &link);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1239
		if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1240
			return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1241
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1242
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1243
	return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1244
}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1245
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1246
/**
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1247
 *  e1000e_phy_force_speed_duplex_m88 - Force speed/duplex for m88 PHY
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1248
 *  @hw: pointer to the HW structure
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1249
 *
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1250
 *  Calls the PHY setup function to force speed and duplex.  Clears the
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1251
 *  auto-crossover to force MDI manually.  Resets the PHY to commit the
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1252
 *  changes.  If time expires while waiting for link up, we reset the DSP.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1253
 *  After reset, TX_CLK and CRS on Tx must be set.  Return successful upon
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1254
 *  successful completion, else return corresponding error code.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1255
 **/
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1256
s32 e1000e_phy_force_speed_duplex_m88(struct e1000_hw *hw)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1257
{
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1258
	struct e1000_phy_info *phy = &hw->phy;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1259
	s32 ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1260
	u16 phy_data;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1261
	bool link;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1262
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1263
	/*
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1264
	 * Clear Auto-Crossover to force MDI manually.  M88E1000 requires MDI
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1265
	 * forced whenever speed and duplex are forced.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1266
	 */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1267
	ret_val = e1e_rphy(hw, M88E1000_PHY_SPEC_CTRL, &phy_data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1268
	if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1269
		return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1270
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1271
	phy_data &= ~M88E1000_PSCR_AUTO_X_MODE;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1272
	ret_val = e1e_wphy(hw, M88E1000_PHY_SPEC_CTRL, phy_data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1273
	if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1274
		return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1275
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1276
	e_dbg("M88E1000 PSCR: %X\n", phy_data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1277
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1278
	ret_val = e1e_rphy(hw, PHY_CONTROL, &phy_data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1279
	if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1280
		return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1281
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1282
	e1000e_phy_force_speed_duplex_setup(hw, &phy_data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1283
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1284
	ret_val = e1e_wphy(hw, PHY_CONTROL, phy_data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1285
	if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1286
		return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1287
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1288
	/* Reset the phy to commit changes. */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1289
	ret_val = e1000e_commit_phy(hw);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1290
	if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1291
		return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1292
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1293
	if (phy->autoneg_wait_to_complete) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1294
		e_dbg("Waiting for forced speed/duplex link on M88 phy.\n");
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1295
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1296
		ret_val = e1000e_phy_has_link_generic(hw, PHY_FORCE_LIMIT,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1297
						     100000, &link);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1298
		if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1299
			return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1300
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1301
		if (!link) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1302
			if (hw->phy.type != e1000_phy_m88) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1303
				e_dbg("Link taking longer than expected.\n");
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1304
			} else {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1305
				/*
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1306
				 * We didn't get link.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1307
				 * Reset the DSP and cross our fingers.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1308
				 */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1309
				ret_val = e1e_wphy(hw,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1310
						M88E1000_PHY_PAGE_SELECT,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1311
						0x001d);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1312
				if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1313
					return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1314
				ret_val = e1000e_phy_reset_dsp(hw);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1315
				if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1316
					return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1317
			}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1318
		}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1319
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1320
		/* Try once more */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1321
		ret_val = e1000e_phy_has_link_generic(hw, PHY_FORCE_LIMIT,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1322
						     100000, &link);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1323
		if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1324
			return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1325
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1326
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1327
	if (hw->phy.type != e1000_phy_m88)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1328
		return 0;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1329
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1330
	ret_val = e1e_rphy(hw, M88E1000_EXT_PHY_SPEC_CTRL, &phy_data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1331
	if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1332
		return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1333
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1334
	/*
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1335
	 * Resetting the phy means we need to re-force TX_CLK in the
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1336
	 * Extended PHY Specific Control Register to 25MHz clock from
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1337
	 * the reset value of 2.5MHz.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1338
	 */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1339
	phy_data |= M88E1000_EPSCR_TX_CLK_25;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1340
	ret_val = e1e_wphy(hw, M88E1000_EXT_PHY_SPEC_CTRL, phy_data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1341
	if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1342
		return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1343
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1344
	/*
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1345
	 * In addition, we must re-enable CRS on Tx for both half and full
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1346
	 * duplex.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1347
	 */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1348
	ret_val = e1e_rphy(hw, M88E1000_PHY_SPEC_CTRL, &phy_data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1349
	if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1350
		return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1351
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1352
	phy_data |= M88E1000_PSCR_ASSERT_CRS_ON_TX;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1353
	ret_val = e1e_wphy(hw, M88E1000_PHY_SPEC_CTRL, phy_data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1354
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1355
	return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1356
}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1357
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1358
/**
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1359
 *  e1000_phy_force_speed_duplex_ife - Force PHY speed & duplex
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1360
 *  @hw: pointer to the HW structure
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1361
 *
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1362
 *  Forces the speed and duplex settings of the PHY.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1363
 *  This is a function pointer entry point only called by
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1364
 *  PHY setup routines.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1365
 **/
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1366
s32 e1000_phy_force_speed_duplex_ife(struct e1000_hw *hw)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1367
{
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1368
	struct e1000_phy_info *phy = &hw->phy;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1369
	s32 ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1370
	u16 data;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1371
	bool link;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1372
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1373
	ret_val = e1e_rphy(hw, PHY_CONTROL, &data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1374
	if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1375
		goto out;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1376
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1377
	e1000e_phy_force_speed_duplex_setup(hw, &data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1378
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1379
	ret_val = e1e_wphy(hw, PHY_CONTROL, data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1380
	if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1381
		goto out;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1382
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1383
	/* Disable MDI-X support for 10/100 */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1384
	ret_val = e1e_rphy(hw, IFE_PHY_MDIX_CONTROL, &data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1385
	if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1386
		goto out;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1387
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1388
	data &= ~IFE_PMC_AUTO_MDIX;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1389
	data &= ~IFE_PMC_FORCE_MDIX;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1390
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1391
	ret_val = e1e_wphy(hw, IFE_PHY_MDIX_CONTROL, data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1392
	if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1393
		goto out;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1394
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1395
	e_dbg("IFE PMC: %X\n", data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1396
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1397
	udelay(1);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1398
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1399
	if (phy->autoneg_wait_to_complete) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1400
		e_dbg("Waiting for forced speed/duplex link on IFE phy.\n");
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1401
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1402
		ret_val = e1000e_phy_has_link_generic(hw,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1403
		                                     PHY_FORCE_LIMIT,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1404
		                                     100000,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1405
		                                     &link);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1406
		if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1407
			goto out;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1408
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1409
		if (!link)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1410
			e_dbg("Link taking longer than expected.\n");
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1411
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1412
		/* Try once more */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1413
		ret_val = e1000e_phy_has_link_generic(hw,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1414
		                                     PHY_FORCE_LIMIT,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1415
		                                     100000,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1416
		                                     &link);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1417
		if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1418
			goto out;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1419
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1420
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1421
out:
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1422
	return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1423
}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1424
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1425
/**
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1426
 *  e1000e_phy_force_speed_duplex_setup - Configure forced PHY speed/duplex
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1427
 *  @hw: pointer to the HW structure
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1428
 *  @phy_ctrl: pointer to current value of PHY_CONTROL
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1429
 *
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1430
 *  Forces speed and duplex on the PHY by doing the following: disable flow
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1431
 *  control, force speed/duplex on the MAC, disable auto speed detection,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1432
 *  disable auto-negotiation, configure duplex, configure speed, configure
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1433
 *  the collision distance, write configuration to CTRL register.  The
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1434
 *  caller must write to the PHY_CONTROL register for these settings to
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1435
 *  take affect.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1436
 **/
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1437
void e1000e_phy_force_speed_duplex_setup(struct e1000_hw *hw, u16 *phy_ctrl)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1438
{
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1439
	struct e1000_mac_info *mac = &hw->mac;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1440
	u32 ctrl;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1441
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1442
	/* Turn off flow control when forcing speed/duplex */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1443
	hw->fc.current_mode = e1000_fc_none;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1444
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1445
	/* Force speed/duplex on the mac */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1446
	ctrl = er32(CTRL);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1447
	ctrl |= (E1000_CTRL_FRCSPD | E1000_CTRL_FRCDPX);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1448
	ctrl &= ~E1000_CTRL_SPD_SEL;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1449
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1450
	/* Disable Auto Speed Detection */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1451
	ctrl &= ~E1000_CTRL_ASDE;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1452
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1453
	/* Disable autoneg on the phy */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1454
	*phy_ctrl &= ~MII_CR_AUTO_NEG_EN;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1455
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1456
	/* Forcing Full or Half Duplex? */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1457
	if (mac->forced_speed_duplex & E1000_ALL_HALF_DUPLEX) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1458
		ctrl &= ~E1000_CTRL_FD;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1459
		*phy_ctrl &= ~MII_CR_FULL_DUPLEX;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1460
		e_dbg("Half Duplex\n");
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1461
	} else {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1462
		ctrl |= E1000_CTRL_FD;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1463
		*phy_ctrl |= MII_CR_FULL_DUPLEX;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1464
		e_dbg("Full Duplex\n");
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1465
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1466
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1467
	/* Forcing 10mb or 100mb? */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1468
	if (mac->forced_speed_duplex & E1000_ALL_100_SPEED) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1469
		ctrl |= E1000_CTRL_SPD_100;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1470
		*phy_ctrl |= MII_CR_SPEED_100;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1471
		*phy_ctrl &= ~(MII_CR_SPEED_1000 | MII_CR_SPEED_10);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1472
		e_dbg("Forcing 100mb\n");
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1473
	} else {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1474
		ctrl &= ~(E1000_CTRL_SPD_1000 | E1000_CTRL_SPD_100);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1475
		*phy_ctrl |= MII_CR_SPEED_10;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1476
		*phy_ctrl &= ~(MII_CR_SPEED_1000 | MII_CR_SPEED_100);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1477
		e_dbg("Forcing 10mb\n");
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1478
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1479
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1480
	e1000e_config_collision_dist(hw);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1481
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1482
	ew32(CTRL, ctrl);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1483
}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1484
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1485
/**
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1486
 *  e1000e_set_d3_lplu_state - Sets low power link up state for D3
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1487
 *  @hw: pointer to the HW structure
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1488
 *  @active: boolean used to enable/disable lplu
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1489
 *
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1490
 *  Success returns 0, Failure returns 1
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1491
 *
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1492
 *  The low power link up (lplu) state is set to the power management level D3
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1493
 *  and SmartSpeed is disabled when active is true, else clear lplu for D3
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1494
 *  and enable Smartspeed.  LPLU and Smartspeed are mutually exclusive.  LPLU
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1495
 *  is used during Dx states where the power conservation is most important.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1496
 *  During driver activity, SmartSpeed should be enabled so performance is
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1497
 *  maintained.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1498
 **/
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1499
s32 e1000e_set_d3_lplu_state(struct e1000_hw *hw, bool active)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1500
{
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1501
	struct e1000_phy_info *phy = &hw->phy;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1502
	s32 ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1503
	u16 data;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1504
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1505
	ret_val = e1e_rphy(hw, IGP02E1000_PHY_POWER_MGMT, &data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1506
	if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1507
		return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1508
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1509
	if (!active) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1510
		data &= ~IGP02E1000_PM_D3_LPLU;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1511
		ret_val = e1e_wphy(hw, IGP02E1000_PHY_POWER_MGMT, data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1512
		if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1513
			return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1514
		/*
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1515
		 * LPLU and SmartSpeed are mutually exclusive.  LPLU is used
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1516
		 * during Dx states where the power conservation is most
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1517
		 * important.  During driver activity we should enable
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1518
		 * SmartSpeed, so performance is maintained.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1519
		 */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1520
		if (phy->smart_speed == e1000_smart_speed_on) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1521
			ret_val = e1e_rphy(hw, IGP01E1000_PHY_PORT_CONFIG,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1522
					   &data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1523
			if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1524
				return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1525
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1526
			data |= IGP01E1000_PSCFR_SMART_SPEED;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1527
			ret_val = e1e_wphy(hw, IGP01E1000_PHY_PORT_CONFIG,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1528
					   data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1529
			if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1530
				return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1531
		} else if (phy->smart_speed == e1000_smart_speed_off) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1532
			ret_val = e1e_rphy(hw, IGP01E1000_PHY_PORT_CONFIG,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1533
					   &data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1534
			if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1535
				return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1536
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1537
			data &= ~IGP01E1000_PSCFR_SMART_SPEED;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1538
			ret_val = e1e_wphy(hw, IGP01E1000_PHY_PORT_CONFIG,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1539
					   data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1540
			if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1541
				return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1542
		}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1543
	} else if ((phy->autoneg_advertised == E1000_ALL_SPEED_DUPLEX) ||
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1544
		   (phy->autoneg_advertised == E1000_ALL_NOT_GIG) ||
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1545
		   (phy->autoneg_advertised == E1000_ALL_10_SPEED)) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1546
		data |= IGP02E1000_PM_D3_LPLU;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1547
		ret_val = e1e_wphy(hw, IGP02E1000_PHY_POWER_MGMT, data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1548
		if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1549
			return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1550
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1551
		/* When LPLU is enabled, we should disable SmartSpeed */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1552
		ret_val = e1e_rphy(hw, IGP01E1000_PHY_PORT_CONFIG, &data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1553
		if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1554
			return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1555
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1556
		data &= ~IGP01E1000_PSCFR_SMART_SPEED;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1557
		ret_val = e1e_wphy(hw, IGP01E1000_PHY_PORT_CONFIG, data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1558
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1559
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1560
	return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1561
}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1562
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1563
/**
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1564
 *  e1000e_check_downshift - Checks whether a downshift in speed occurred
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1565
 *  @hw: pointer to the HW structure
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1566
 *
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1567
 *  Success returns 0, Failure returns 1
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1568
 *
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1569
 *  A downshift is detected by querying the PHY link health.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1570
 **/
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1571
s32 e1000e_check_downshift(struct e1000_hw *hw)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1572
{
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1573
	struct e1000_phy_info *phy = &hw->phy;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1574
	s32 ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1575
	u16 phy_data, offset, mask;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1576
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1577
	switch (phy->type) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1578
	case e1000_phy_m88:
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1579
	case e1000_phy_gg82563:
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1580
	case e1000_phy_bm:
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1581
	case e1000_phy_82578:
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1582
		offset	= M88E1000_PHY_SPEC_STATUS;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1583
		mask	= M88E1000_PSSR_DOWNSHIFT;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1584
		break;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1585
	case e1000_phy_igp_2:
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1586
	case e1000_phy_igp_3:
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1587
		offset	= IGP01E1000_PHY_LINK_HEALTH;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1588
		mask	= IGP01E1000_PLHR_SS_DOWNGRADE;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1589
		break;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1590
	default:
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1591
		/* speed downshift not supported */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1592
		phy->speed_downgraded = false;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1593
		return 0;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1594
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1595
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1596
	ret_val = e1e_rphy(hw, offset, &phy_data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1597
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1598
	if (!ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1599
		phy->speed_downgraded = (phy_data & mask);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1600
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1601
	return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1602
}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1603
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1604
/**
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1605
 *  e1000_check_polarity_m88 - Checks the polarity.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1606
 *  @hw: pointer to the HW structure
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1607
 *
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1608
 *  Success returns 0, Failure returns -E1000_ERR_PHY (-2)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1609
 *
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1610
 *  Polarity is determined based on the PHY specific status register.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1611
 **/
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1612
s32 e1000_check_polarity_m88(struct e1000_hw *hw)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1613
{
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1614
	struct e1000_phy_info *phy = &hw->phy;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1615
	s32 ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1616
	u16 data;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1617
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1618
	ret_val = e1e_rphy(hw, M88E1000_PHY_SPEC_STATUS, &data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1619
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1620
	if (!ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1621
		phy->cable_polarity = (data & M88E1000_PSSR_REV_POLARITY)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1622
				      ? e1000_rev_polarity_reversed
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1623
				      : e1000_rev_polarity_normal;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1624
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1625
	return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1626
}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1627
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1628
/**
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1629
 *  e1000_check_polarity_igp - Checks the polarity.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1630
 *  @hw: pointer to the HW structure
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1631
 *
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1632
 *  Success returns 0, Failure returns -E1000_ERR_PHY (-2)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1633
 *
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1634
 *  Polarity is determined based on the PHY port status register, and the
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1635
 *  current speed (since there is no polarity at 100Mbps).
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1636
 **/
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1637
s32 e1000_check_polarity_igp(struct e1000_hw *hw)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1638
{
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1639
	struct e1000_phy_info *phy = &hw->phy;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1640
	s32 ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1641
	u16 data, offset, mask;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1642
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1643
	/*
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1644
	 * Polarity is determined based on the speed of
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1645
	 * our connection.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1646
	 */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1647
	ret_val = e1e_rphy(hw, IGP01E1000_PHY_PORT_STATUS, &data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1648
	if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1649
		return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1650
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1651
	if ((data & IGP01E1000_PSSR_SPEED_MASK) ==
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1652
	    IGP01E1000_PSSR_SPEED_1000MBPS) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1653
		offset	= IGP01E1000_PHY_PCS_INIT_REG;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1654
		mask	= IGP01E1000_PHY_POLARITY_MASK;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1655
	} else {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1656
		/*
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1657
		 * This really only applies to 10Mbps since
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1658
		 * there is no polarity for 100Mbps (always 0).
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1659
		 */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1660
		offset	= IGP01E1000_PHY_PORT_STATUS;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1661
		mask	= IGP01E1000_PSSR_POLARITY_REVERSED;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1662
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1663
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1664
	ret_val = e1e_rphy(hw, offset, &data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1665
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1666
	if (!ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1667
		phy->cable_polarity = (data & mask)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1668
				      ? e1000_rev_polarity_reversed
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1669
				      : e1000_rev_polarity_normal;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1670
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1671
	return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1672
}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1673
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1674
/**
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1675
 *  e1000_check_polarity_ife - Check cable polarity for IFE PHY
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1676
 *  @hw: pointer to the HW structure
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1677
 *
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1678
 *  Polarity is determined on the polarity reversal feature being enabled.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1679
 **/
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1680
s32 e1000_check_polarity_ife(struct e1000_hw *hw)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1681
{
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1682
	struct e1000_phy_info *phy = &hw->phy;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1683
	s32 ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1684
	u16 phy_data, offset, mask;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1685
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1686
	/*
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1687
	 * Polarity is determined based on the reversal feature being enabled.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1688
	 */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1689
	if (phy->polarity_correction) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1690
		offset = IFE_PHY_EXTENDED_STATUS_CONTROL;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1691
		mask = IFE_PESC_POLARITY_REVERSED;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1692
	} else {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1693
		offset = IFE_PHY_SPECIAL_CONTROL;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1694
		mask = IFE_PSC_FORCE_POLARITY;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1695
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1696
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1697
	ret_val = e1e_rphy(hw, offset, &phy_data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1698
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1699
	if (!ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1700
		phy->cable_polarity = (phy_data & mask)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1701
		                       ? e1000_rev_polarity_reversed
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1702
		                       : e1000_rev_polarity_normal;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1703
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1704
	return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1705
}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1706
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1707
/**
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1708
 *  e1000_wait_autoneg - Wait for auto-neg completion
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1709
 *  @hw: pointer to the HW structure
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1710
 *
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1711
 *  Waits for auto-negotiation to complete or for the auto-negotiation time
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1712
 *  limit to expire, which ever happens first.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1713
 **/
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1714
static s32 e1000_wait_autoneg(struct e1000_hw *hw)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1715
{
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1716
	s32 ret_val = 0;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1717
	u16 i, phy_status;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1718
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1719
	/* Break after autoneg completes or PHY_AUTO_NEG_LIMIT expires. */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1720
	for (i = PHY_AUTO_NEG_LIMIT; i > 0; i--) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1721
		ret_val = e1e_rphy(hw, PHY_STATUS, &phy_status);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1722
		if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1723
			break;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1724
		ret_val = e1e_rphy(hw, PHY_STATUS, &phy_status);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1725
		if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1726
			break;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1727
		if (phy_status & MII_SR_AUTONEG_COMPLETE)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1728
			break;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1729
		msleep(100);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1730
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1731
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1732
	/*
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1733
	 * PHY_AUTO_NEG_TIME expiration doesn't guarantee auto-negotiation
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1734
	 * has completed.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1735
	 */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1736
	return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1737
}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1738
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1739
/**
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1740
 *  e1000e_phy_has_link_generic - Polls PHY for link
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1741
 *  @hw: pointer to the HW structure
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1742
 *  @iterations: number of times to poll for link
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1743
 *  @usec_interval: delay between polling attempts
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1744
 *  @success: pointer to whether polling was successful or not
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1745
 *
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1746
 *  Polls the PHY status register for link, 'iterations' number of times.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1747
 **/
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1748
s32 e1000e_phy_has_link_generic(struct e1000_hw *hw, u32 iterations,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1749
			       u32 usec_interval, bool *success)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1750
{
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1751
	s32 ret_val = 0;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1752
	u16 i, phy_status;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1753
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1754
	for (i = 0; i < iterations; i++) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1755
		/*
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1756
		 * Some PHYs require the PHY_STATUS register to be read
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1757
		 * twice due to the link bit being sticky.  No harm doing
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1758
		 * it across the board.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1759
		 */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1760
		ret_val = e1e_rphy(hw, PHY_STATUS, &phy_status);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1761
		if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1762
			/*
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1763
			 * If the first read fails, another entity may have
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1764
			 * ownership of the resources, wait and try again to
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1765
			 * see if they have relinquished the resources yet.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1766
			 */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1767
			udelay(usec_interval);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1768
		ret_val = e1e_rphy(hw, PHY_STATUS, &phy_status);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1769
		if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1770
			break;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1771
		if (phy_status & MII_SR_LINK_STATUS)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1772
			break;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1773
		if (usec_interval >= 1000)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1774
			mdelay(usec_interval/1000);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1775
		else
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1776
			udelay(usec_interval);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1777
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1778
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1779
	*success = (i < iterations);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1780
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1781
	return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1782
}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1783
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1784
/**
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1785
 *  e1000e_get_cable_length_m88 - Determine cable length for m88 PHY
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1786
 *  @hw: pointer to the HW structure
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1787
 *
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1788
 *  Reads the PHY specific status register to retrieve the cable length
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1789
 *  information.  The cable length is determined by averaging the minimum and
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1790
 *  maximum values to get the "average" cable length.  The m88 PHY has four
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1791
 *  possible cable length values, which are:
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1792
 *	Register Value		Cable Length
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1793
 *	0			< 50 meters
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1794
 *	1			50 - 80 meters
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1795
 *	2			80 - 110 meters
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1796
 *	3			110 - 140 meters
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1797
 *	4			> 140 meters
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1798
 **/
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1799
s32 e1000e_get_cable_length_m88(struct e1000_hw *hw)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1800
{
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1801
	struct e1000_phy_info *phy = &hw->phy;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1802
	s32 ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1803
	u16 phy_data, index;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1804
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1805
	ret_val = e1e_rphy(hw, M88E1000_PHY_SPEC_STATUS, &phy_data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1806
	if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1807
		goto out;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1808
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1809
	index = (phy_data & M88E1000_PSSR_CABLE_LENGTH) >>
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1810
	        M88E1000_PSSR_CABLE_LENGTH_SHIFT;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1811
	if (index >= M88E1000_CABLE_LENGTH_TABLE_SIZE - 1) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1812
		ret_val = -E1000_ERR_PHY;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1813
		goto out;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1814
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1815
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1816
	phy->min_cable_length = e1000_m88_cable_length_table[index];
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1817
	phy->max_cable_length = e1000_m88_cable_length_table[index + 1];
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1818
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1819
	phy->cable_length = (phy->min_cable_length + phy->max_cable_length) / 2;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1820
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1821
out:
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1822
	return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1823
}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1824
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1825
/**
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1826
 *  e1000e_get_cable_length_igp_2 - Determine cable length for igp2 PHY
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1827
 *  @hw: pointer to the HW structure
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1828
 *
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1829
 *  The automatic gain control (agc) normalizes the amplitude of the
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1830
 *  received signal, adjusting for the attenuation produced by the
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1831
 *  cable.  By reading the AGC registers, which represent the
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1832
 *  combination of coarse and fine gain value, the value can be put
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1833
 *  into a lookup table to obtain the approximate cable length
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1834
 *  for each channel.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1835
 **/
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1836
s32 e1000e_get_cable_length_igp_2(struct e1000_hw *hw)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1837
{
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1838
	struct e1000_phy_info *phy = &hw->phy;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1839
	s32 ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1840
	u16 phy_data, i, agc_value = 0;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1841
	u16 cur_agc_index, max_agc_index = 0;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1842
	u16 min_agc_index = IGP02E1000_CABLE_LENGTH_TABLE_SIZE - 1;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1843
	u16 agc_reg_array[IGP02E1000_PHY_CHANNEL_NUM] =
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1844
							 {IGP02E1000_PHY_AGC_A,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1845
							  IGP02E1000_PHY_AGC_B,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1846
							  IGP02E1000_PHY_AGC_C,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1847
							  IGP02E1000_PHY_AGC_D};
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1848
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1849
	/* Read the AGC registers for all channels */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1850
	for (i = 0; i < IGP02E1000_PHY_CHANNEL_NUM; i++) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1851
		ret_val = e1e_rphy(hw, agc_reg_array[i], &phy_data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1852
		if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1853
			return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1854
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1855
		/*
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1856
		 * Getting bits 15:9, which represent the combination of
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1857
		 * coarse and fine gain values.  The result is a number
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1858
		 * that can be put into the lookup table to obtain the
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1859
		 * approximate cable length.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1860
		 */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1861
		cur_agc_index = (phy_data >> IGP02E1000_AGC_LENGTH_SHIFT) &
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1862
				IGP02E1000_AGC_LENGTH_MASK;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1863
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1864
		/* Array index bound check. */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1865
		if ((cur_agc_index >= IGP02E1000_CABLE_LENGTH_TABLE_SIZE) ||
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1866
		    (cur_agc_index == 0))
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1867
			return -E1000_ERR_PHY;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1868
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1869
		/* Remove min & max AGC values from calculation. */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1870
		if (e1000_igp_2_cable_length_table[min_agc_index] >
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1871
		    e1000_igp_2_cable_length_table[cur_agc_index])
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1872
			min_agc_index = cur_agc_index;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1873
		if (e1000_igp_2_cable_length_table[max_agc_index] <
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1874
		    e1000_igp_2_cable_length_table[cur_agc_index])
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1875
			max_agc_index = cur_agc_index;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1876
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1877
		agc_value += e1000_igp_2_cable_length_table[cur_agc_index];
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1878
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1879
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1880
	agc_value -= (e1000_igp_2_cable_length_table[min_agc_index] +
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1881
		      e1000_igp_2_cable_length_table[max_agc_index]);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1882
	agc_value /= (IGP02E1000_PHY_CHANNEL_NUM - 2);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1883
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1884
	/* Calculate cable length with the error range of +/- 10 meters. */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1885
	phy->min_cable_length = ((agc_value - IGP02E1000_AGC_RANGE) > 0) ?
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1886
				 (agc_value - IGP02E1000_AGC_RANGE) : 0;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1887
	phy->max_cable_length = agc_value + IGP02E1000_AGC_RANGE;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1888
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1889
	phy->cable_length = (phy->min_cable_length + phy->max_cable_length) / 2;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1890
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1891
	return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1892
}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1893
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1894
/**
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1895
 *  e1000e_get_phy_info_m88 - Retrieve PHY information
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1896
 *  @hw: pointer to the HW structure
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1897
 *
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1898
 *  Valid for only copper links.  Read the PHY status register (sticky read)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1899
 *  to verify that link is up.  Read the PHY special control register to
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1900
 *  determine the polarity and 10base-T extended distance.  Read the PHY
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1901
 *  special status register to determine MDI/MDIx and current speed.  If
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1902
 *  speed is 1000, then determine cable length, local and remote receiver.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1903
 **/
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1904
s32 e1000e_get_phy_info_m88(struct e1000_hw *hw)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1905
{
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1906
	struct e1000_phy_info *phy = &hw->phy;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1907
	s32  ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1908
	u16 phy_data;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1909
	bool link;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1910
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1911
	if (phy->media_type != e1000_media_type_copper) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1912
		e_dbg("Phy info is only valid for copper media\n");
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1913
		return -E1000_ERR_CONFIG;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1914
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1915
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1916
	ret_val = e1000e_phy_has_link_generic(hw, 1, 0, &link);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1917
	if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1918
		return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1919
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1920
	if (!link) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1921
		e_dbg("Phy info is only valid if link is up\n");
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1922
		return -E1000_ERR_CONFIG;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1923
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1924
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1925
	ret_val = e1e_rphy(hw, M88E1000_PHY_SPEC_CTRL, &phy_data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1926
	if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1927
		return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1928
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1929
	phy->polarity_correction = (phy_data &
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1930
				    M88E1000_PSCR_POLARITY_REVERSAL);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1931
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1932
	ret_val = e1000_check_polarity_m88(hw);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1933
	if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1934
		return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1935
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1936
	ret_val = e1e_rphy(hw, M88E1000_PHY_SPEC_STATUS, &phy_data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1937
	if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1938
		return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1939
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1940
	phy->is_mdix = (phy_data & M88E1000_PSSR_MDIX);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1941
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1942
	if ((phy_data & M88E1000_PSSR_SPEED) == M88E1000_PSSR_1000MBS) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1943
		ret_val = e1000_get_cable_length(hw);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1944
		if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1945
			return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1946
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1947
		ret_val = e1e_rphy(hw, PHY_1000T_STATUS, &phy_data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1948
		if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1949
			return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1950
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1951
		phy->local_rx = (phy_data & SR_1000T_LOCAL_RX_STATUS)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1952
				? e1000_1000t_rx_status_ok
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1953
				: e1000_1000t_rx_status_not_ok;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1954
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1955
		phy->remote_rx = (phy_data & SR_1000T_REMOTE_RX_STATUS)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1956
				 ? e1000_1000t_rx_status_ok
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1957
				 : e1000_1000t_rx_status_not_ok;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1958
	} else {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1959
		/* Set values to "undefined" */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1960
		phy->cable_length = E1000_CABLE_LENGTH_UNDEFINED;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1961
		phy->local_rx = e1000_1000t_rx_status_undefined;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1962
		phy->remote_rx = e1000_1000t_rx_status_undefined;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1963
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1964
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1965
	return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1966
}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1967
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1968
/**
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1969
 *  e1000e_get_phy_info_igp - Retrieve igp PHY information
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1970
 *  @hw: pointer to the HW structure
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1971
 *
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1972
 *  Read PHY status to determine if link is up.  If link is up, then
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1973
 *  set/determine 10base-T extended distance and polarity correction.  Read
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1974
 *  PHY port status to determine MDI/MDIx and speed.  Based on the speed,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1975
 *  determine on the cable length, local and remote receiver.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1976
 **/
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1977
s32 e1000e_get_phy_info_igp(struct e1000_hw *hw)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1978
{
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1979
	struct e1000_phy_info *phy = &hw->phy;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1980
	s32 ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1981
	u16 data;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1982
	bool link;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1983
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1984
	ret_val = e1000e_phy_has_link_generic(hw, 1, 0, &link);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1985
	if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1986
		return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1987
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1988
	if (!link) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1989
		e_dbg("Phy info is only valid if link is up\n");
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1990
		return -E1000_ERR_CONFIG;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1991
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1992
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1993
	phy->polarity_correction = true;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1994
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1995
	ret_val = e1000_check_polarity_igp(hw);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1996
	if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1997
		return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1998
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1999
	ret_val = e1e_rphy(hw, IGP01E1000_PHY_PORT_STATUS, &data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2000
	if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2001
		return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2002
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2003
	phy->is_mdix = (data & IGP01E1000_PSSR_MDIX);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2004
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2005
	if ((data & IGP01E1000_PSSR_SPEED_MASK) ==
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2006
	    IGP01E1000_PSSR_SPEED_1000MBPS) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2007
		ret_val = e1000_get_cable_length(hw);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2008
		if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2009
			return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2010
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2011
		ret_val = e1e_rphy(hw, PHY_1000T_STATUS, &data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2012
		if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2013
			return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2014
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2015
		phy->local_rx = (data & SR_1000T_LOCAL_RX_STATUS)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2016
				? e1000_1000t_rx_status_ok
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2017
				: e1000_1000t_rx_status_not_ok;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2018
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2019
		phy->remote_rx = (data & SR_1000T_REMOTE_RX_STATUS)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2020
				 ? e1000_1000t_rx_status_ok
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2021
				 : e1000_1000t_rx_status_not_ok;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2022
	} else {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2023
		phy->cable_length = E1000_CABLE_LENGTH_UNDEFINED;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2024
		phy->local_rx = e1000_1000t_rx_status_undefined;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2025
		phy->remote_rx = e1000_1000t_rx_status_undefined;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2026
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2027
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2028
	return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2029
}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2030
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2031
/**
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2032
 *  e1000_get_phy_info_ife - Retrieves various IFE PHY states
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2033
 *  @hw: pointer to the HW structure
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2034
 *
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2035
 *  Populates "phy" structure with various feature states.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2036
 **/
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2037
s32 e1000_get_phy_info_ife(struct e1000_hw *hw)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2038
{
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2039
	struct e1000_phy_info *phy = &hw->phy;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2040
	s32 ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2041
	u16 data;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2042
	bool link;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2043
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2044
	ret_val = e1000e_phy_has_link_generic(hw, 1, 0, &link);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2045
	if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2046
		goto out;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2047
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2048
	if (!link) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2049
		e_dbg("Phy info is only valid if link is up\n");
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2050
		ret_val = -E1000_ERR_CONFIG;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2051
		goto out;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2052
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2053
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2054
	ret_val = e1e_rphy(hw, IFE_PHY_SPECIAL_CONTROL, &data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2055
	if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2056
		goto out;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2057
	phy->polarity_correction = (data & IFE_PSC_AUTO_POLARITY_DISABLE)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2058
	                           ? false : true;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2059
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2060
	if (phy->polarity_correction) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2061
		ret_val = e1000_check_polarity_ife(hw);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2062
		if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2063
			goto out;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2064
	} else {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2065
		/* Polarity is forced */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2066
		phy->cable_polarity = (data & IFE_PSC_FORCE_POLARITY)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2067
		                      ? e1000_rev_polarity_reversed
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2068
		                      : e1000_rev_polarity_normal;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2069
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2070
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2071
	ret_val = e1e_rphy(hw, IFE_PHY_MDIX_CONTROL, &data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2072
	if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2073
		goto out;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2074
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2075
	phy->is_mdix = (data & IFE_PMC_MDIX_STATUS) ? true : false;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2076
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2077
	/* The following parameters are undefined for 10/100 operation. */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2078
	phy->cable_length = E1000_CABLE_LENGTH_UNDEFINED;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2079
	phy->local_rx = e1000_1000t_rx_status_undefined;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2080
	phy->remote_rx = e1000_1000t_rx_status_undefined;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2081
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2082
out:
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2083
	return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2084
}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2085
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2086
/**
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2087
 *  e1000e_phy_sw_reset - PHY software reset
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2088
 *  @hw: pointer to the HW structure
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2089
 *
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2090
 *  Does a software reset of the PHY by reading the PHY control register and
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2091
 *  setting/write the control register reset bit to the PHY.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2092
 **/
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2093
s32 e1000e_phy_sw_reset(struct e1000_hw *hw)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2094
{
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2095
	s32 ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2096
	u16 phy_ctrl;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2097
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2098
	ret_val = e1e_rphy(hw, PHY_CONTROL, &phy_ctrl);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2099
	if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2100
		return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2101
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2102
	phy_ctrl |= MII_CR_RESET;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2103
	ret_val = e1e_wphy(hw, PHY_CONTROL, phy_ctrl);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2104
	if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2105
		return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2106
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2107
	udelay(1);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2108
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2109
	return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2110
}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2111
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2112
/**
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2113
 *  e1000e_phy_hw_reset_generic - PHY hardware reset
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2114
 *  @hw: pointer to the HW structure
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2115
 *
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2116
 *  Verify the reset block is not blocking us from resetting.  Acquire
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2117
 *  semaphore (if necessary) and read/set/write the device control reset
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2118
 *  bit in the PHY.  Wait the appropriate delay time for the device to
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2119
 *  reset and release the semaphore (if necessary).
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2120
 **/
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2121
s32 e1000e_phy_hw_reset_generic(struct e1000_hw *hw)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2122
{
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2123
	struct e1000_phy_info *phy = &hw->phy;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2124
	s32 ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2125
	u32 ctrl;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2126
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2127
	ret_val = e1000_check_reset_block(hw);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2128
	if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2129
		return 0;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2130
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2131
	ret_val = phy->ops.acquire(hw);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2132
	if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2133
		return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2134
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2135
	ctrl = er32(CTRL);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2136
	ew32(CTRL, ctrl | E1000_CTRL_PHY_RST);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2137
	e1e_flush();
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2138
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2139
	udelay(phy->reset_delay_us);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2140
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2141
	ew32(CTRL, ctrl);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2142
	e1e_flush();
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2143
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2144
	udelay(150);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2145
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2146
	phy->ops.release(hw);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2147
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2148
	return e1000_get_phy_cfg_done(hw);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2149
}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2150
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2151
/**
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2152
 *  e1000e_get_cfg_done - Generic configuration done
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2153
 *  @hw: pointer to the HW structure
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2154
 *
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2155
 *  Generic function to wait 10 milli-seconds for configuration to complete
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2156
 *  and return success.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2157
 **/
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2158
s32 e1000e_get_cfg_done(struct e1000_hw *hw)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2159
{
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2160
	mdelay(10);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2161
	return 0;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2162
}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2163
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2164
/**
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2165
 *  e1000e_phy_init_script_igp3 - Inits the IGP3 PHY
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2166
 *  @hw: pointer to the HW structure
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2167
 *
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2168
 *  Initializes a Intel Gigabit PHY3 when an EEPROM is not present.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2169
 **/
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2170
s32 e1000e_phy_init_script_igp3(struct e1000_hw *hw)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2171
{
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2172
	e_dbg("Running IGP 3 PHY init script\n");
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2173
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2174
	/* PHY init IGP 3 */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2175
	/* Enable rise/fall, 10-mode work in class-A */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2176
	e1e_wphy(hw, 0x2F5B, 0x9018);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2177
	/* Remove all caps from Replica path filter */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2178
	e1e_wphy(hw, 0x2F52, 0x0000);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2179
	/* Bias trimming for ADC, AFE and Driver (Default) */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2180
	e1e_wphy(hw, 0x2FB1, 0x8B24);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2181
	/* Increase Hybrid poly bias */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2182
	e1e_wphy(hw, 0x2FB2, 0xF8F0);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2183
	/* Add 4% to Tx amplitude in Gig mode */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2184
	e1e_wphy(hw, 0x2010, 0x10B0);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2185
	/* Disable trimming (TTT) */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2186
	e1e_wphy(hw, 0x2011, 0x0000);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2187
	/* Poly DC correction to 94.6% + 2% for all channels */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2188
	e1e_wphy(hw, 0x20DD, 0x249A);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2189
	/* ABS DC correction to 95.9% */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2190
	e1e_wphy(hw, 0x20DE, 0x00D3);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2191
	/* BG temp curve trim */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2192
	e1e_wphy(hw, 0x28B4, 0x04CE);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2193
	/* Increasing ADC OPAMP stage 1 currents to max */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2194
	e1e_wphy(hw, 0x2F70, 0x29E4);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2195
	/* Force 1000 ( required for enabling PHY regs configuration) */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2196
	e1e_wphy(hw, 0x0000, 0x0140);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2197
	/* Set upd_freq to 6 */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2198
	e1e_wphy(hw, 0x1F30, 0x1606);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2199
	/* Disable NPDFE */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2200
	e1e_wphy(hw, 0x1F31, 0xB814);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2201
	/* Disable adaptive fixed FFE (Default) */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2202
	e1e_wphy(hw, 0x1F35, 0x002A);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2203
	/* Enable FFE hysteresis */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2204
	e1e_wphy(hw, 0x1F3E, 0x0067);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2205
	/* Fixed FFE for short cable lengths */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2206
	e1e_wphy(hw, 0x1F54, 0x0065);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2207
	/* Fixed FFE for medium cable lengths */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2208
	e1e_wphy(hw, 0x1F55, 0x002A);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2209
	/* Fixed FFE for long cable lengths */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2210
	e1e_wphy(hw, 0x1F56, 0x002A);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2211
	/* Enable Adaptive Clip Threshold */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2212
	e1e_wphy(hw, 0x1F72, 0x3FB0);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2213
	/* AHT reset limit to 1 */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2214
	e1e_wphy(hw, 0x1F76, 0xC0FF);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2215
	/* Set AHT master delay to 127 msec */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2216
	e1e_wphy(hw, 0x1F77, 0x1DEC);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2217
	/* Set scan bits for AHT */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2218
	e1e_wphy(hw, 0x1F78, 0xF9EF);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2219
	/* Set AHT Preset bits */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2220
	e1e_wphy(hw, 0x1F79, 0x0210);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2221
	/* Change integ_factor of channel A to 3 */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2222
	e1e_wphy(hw, 0x1895, 0x0003);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2223
	/* Change prop_factor of channels BCD to 8 */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2224
	e1e_wphy(hw, 0x1796, 0x0008);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2225
	/* Change cg_icount + enable integbp for channels BCD */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2226
	e1e_wphy(hw, 0x1798, 0xD008);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2227
	/*
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2228
	 * Change cg_icount + enable integbp + change prop_factor_master
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2229
	 * to 8 for channel A
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2230
	 */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2231
	e1e_wphy(hw, 0x1898, 0xD918);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2232
	/* Disable AHT in Slave mode on channel A */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2233
	e1e_wphy(hw, 0x187A, 0x0800);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2234
	/*
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2235
	 * Enable LPLU and disable AN to 1000 in non-D0a states,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2236
	 * Enable SPD+B2B
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2237
	 */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2238
	e1e_wphy(hw, 0x0019, 0x008D);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2239
	/* Enable restart AN on an1000_dis change */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2240
	e1e_wphy(hw, 0x001B, 0x2080);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2241
	/* Enable wh_fifo read clock in 10/100 modes */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2242
	e1e_wphy(hw, 0x0014, 0x0045);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2243
	/* Restart AN, Speed selection is 1000 */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2244
	e1e_wphy(hw, 0x0000, 0x1340);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2245
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2246
	return 0;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2247
}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2248
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2249
/* Internal function pointers */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2250
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2251
/**
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2252
 *  e1000_get_phy_cfg_done - Generic PHY configuration done
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2253
 *  @hw: pointer to the HW structure
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2254
 *
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2255
 *  Return success if silicon family did not implement a family specific
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2256
 *  get_cfg_done function.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2257
 **/
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2258
static s32 e1000_get_phy_cfg_done(struct e1000_hw *hw)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2259
{
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2260
	if (hw->phy.ops.get_cfg_done)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2261
		return hw->phy.ops.get_cfg_done(hw);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2262
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2263
	return 0;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2264
}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2265
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2266
/**
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2267
 *  e1000_phy_force_speed_duplex - Generic force PHY speed/duplex
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2268
 *  @hw: pointer to the HW structure
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2269
 *
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2270
 *  When the silicon family has not implemented a forced speed/duplex
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2271
 *  function for the PHY, simply return 0.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2272
 **/
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2273
static s32 e1000_phy_force_speed_duplex(struct e1000_hw *hw)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2274
{
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2275
	if (hw->phy.ops.force_speed_duplex)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2276
		return hw->phy.ops.force_speed_duplex(hw);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2277
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2278
	return 0;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2279
}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2280
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2281
/**
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2282
 *  e1000e_get_phy_type_from_id - Get PHY type from id
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2283
 *  @phy_id: phy_id read from the phy
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2284
 *
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2285
 *  Returns the phy type from the id.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2286
 **/
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2287
enum e1000_phy_type e1000e_get_phy_type_from_id(u32 phy_id)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2288
{
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2289
	enum e1000_phy_type phy_type = e1000_phy_unknown;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2290
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2291
	switch (phy_id) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2292
	case M88E1000_I_PHY_ID:
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2293
	case M88E1000_E_PHY_ID:
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2294
	case M88E1111_I_PHY_ID:
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2295
	case M88E1011_I_PHY_ID:
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2296
		phy_type = e1000_phy_m88;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2297
		break;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2298
	case IGP01E1000_I_PHY_ID: /* IGP 1 & 2 share this */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2299
		phy_type = e1000_phy_igp_2;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2300
		break;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2301
	case GG82563_E_PHY_ID:
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2302
		phy_type = e1000_phy_gg82563;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2303
		break;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2304
	case IGP03E1000_E_PHY_ID:
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2305
		phy_type = e1000_phy_igp_3;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2306
		break;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2307
	case IFE_E_PHY_ID:
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2308
	case IFE_PLUS_E_PHY_ID:
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2309
	case IFE_C_E_PHY_ID:
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2310
		phy_type = e1000_phy_ife;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2311
		break;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2312
	case BME1000_E_PHY_ID:
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2313
	case BME1000_E_PHY_ID_R2:
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2314
		phy_type = e1000_phy_bm;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2315
		break;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2316
	case I82578_E_PHY_ID:
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2317
		phy_type = e1000_phy_82578;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2318
		break;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2319
	case I82577_E_PHY_ID:
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2320
		phy_type = e1000_phy_82577;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2321
		break;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2322
	default:
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2323
		phy_type = e1000_phy_unknown;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2324
		break;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2325
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2326
	return phy_type;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2327
}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2328
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2329
/**
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2330
 *  e1000e_determine_phy_address - Determines PHY address.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2331
 *  @hw: pointer to the HW structure
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2332
 *
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2333
 *  This uses a trial and error method to loop through possible PHY
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2334
 *  addresses. It tests each by reading the PHY ID registers and
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2335
 *  checking for a match.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2336
 **/
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2337
s32 e1000e_determine_phy_address(struct e1000_hw *hw)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2338
{
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2339
	s32 ret_val = -E1000_ERR_PHY_TYPE;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2340
	u32 phy_addr = 0;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2341
	u32 i;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2342
	enum e1000_phy_type phy_type = e1000_phy_unknown;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2343
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2344
	hw->phy.id = phy_type;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2345
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2346
	for (phy_addr = 0; phy_addr < E1000_MAX_PHY_ADDR; phy_addr++) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2347
		hw->phy.addr = phy_addr;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2348
		i = 0;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2349
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2350
		do {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2351
			e1000e_get_phy_id(hw);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2352
			phy_type = e1000e_get_phy_type_from_id(hw->phy.id);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2353
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2354
			/*
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2355
			 * If phy_type is valid, break - we found our
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2356
			 * PHY address
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2357
			 */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2358
			if (phy_type  != e1000_phy_unknown) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2359
				ret_val = 0;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2360
				goto out;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2361
			}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2362
			msleep(1);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2363
			i++;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2364
		} while (i < 10);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2365
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2366
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2367
out:
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2368
	return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2369
}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2370
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2371
/**
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2372
 *  e1000_get_phy_addr_for_bm_page - Retrieve PHY page address
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2373
 *  @page: page to access
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2374
 *
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2375
 *  Returns the phy address for the page requested.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2376
 **/
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2377
static u32 e1000_get_phy_addr_for_bm_page(u32 page, u32 reg)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2378
{
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2379
	u32 phy_addr = 2;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2380
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2381
	if ((page >= 768) || (page == 0 && reg == 25) || (reg == 31))
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2382
		phy_addr = 1;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2383
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2384
	return phy_addr;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2385
}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2386
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2387
/**
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2388
 *  e1000e_write_phy_reg_bm - Write BM PHY register
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2389
 *  @hw: pointer to the HW structure
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2390
 *  @offset: register offset to write to
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2391
 *  @data: data to write at register offset
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2392
 *
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2393
 *  Acquires semaphore, if necessary, then writes the data to PHY register
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2394
 *  at the offset.  Release any acquired semaphores before exiting.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2395
 **/
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2396
s32 e1000e_write_phy_reg_bm(struct e1000_hw *hw, u32 offset, u16 data)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2397
{
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2398
	s32 ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2399
	u32 page_select = 0;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2400
	u32 page = offset >> IGP_PAGE_SHIFT;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2401
	u32 page_shift = 0;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2402
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2403
	ret_val = hw->phy.ops.acquire(hw);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2404
	if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2405
		return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2406
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2407
	/* Page 800 works differently than the rest so it has its own func */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2408
	if (page == BM_WUC_PAGE) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2409
		ret_val = e1000_access_phy_wakeup_reg_bm(hw, offset, &data,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2410
							 false);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2411
		goto out;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2412
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2413
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2414
	hw->phy.addr = e1000_get_phy_addr_for_bm_page(page, offset);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2415
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2416
	if (offset > MAX_PHY_MULTI_PAGE_REG) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2417
		/*
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2418
		 * Page select is register 31 for phy address 1 and 22 for
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2419
		 * phy address 2 and 3. Page select is shifted only for
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2420
		 * phy address 1.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2421
		 */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2422
		if (hw->phy.addr == 1) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2423
			page_shift = IGP_PAGE_SHIFT;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2424
			page_select = IGP01E1000_PHY_PAGE_SELECT;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2425
		} else {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2426
			page_shift = 0;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2427
			page_select = BM_PHY_PAGE_SELECT;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2428
		}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2429
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2430
		/* Page is shifted left, PHY expects (page x 32) */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2431
		ret_val = e1000e_write_phy_reg_mdic(hw, page_select,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2432
		                                    (page << page_shift));
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2433
		if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2434
			goto out;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2435
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2436
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2437
	ret_val = e1000e_write_phy_reg_mdic(hw, MAX_PHY_REG_ADDRESS & offset,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2438
	                                    data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2439
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2440
out:
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2441
	hw->phy.ops.release(hw);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2442
	return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2443
}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2444
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2445
/**
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2446
 *  e1000e_read_phy_reg_bm - Read BM PHY register
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2447
 *  @hw: pointer to the HW structure
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2448
 *  @offset: register offset to be read
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2449
 *  @data: pointer to the read data
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2450
 *
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2451
 *  Acquires semaphore, if necessary, then reads the PHY register at offset
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2452
 *  and storing the retrieved information in data.  Release any acquired
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2453
 *  semaphores before exiting.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2454
 **/
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2455
s32 e1000e_read_phy_reg_bm(struct e1000_hw *hw, u32 offset, u16 *data)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2456
{
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2457
	s32 ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2458
	u32 page_select = 0;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2459
	u32 page = offset >> IGP_PAGE_SHIFT;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2460
	u32 page_shift = 0;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2461
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2462
	ret_val = hw->phy.ops.acquire(hw);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2463
	if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2464
		return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2465
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2466
	/* Page 800 works differently than the rest so it has its own func */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2467
	if (page == BM_WUC_PAGE) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2468
		ret_val = e1000_access_phy_wakeup_reg_bm(hw, offset, data,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2469
							 true);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2470
		goto out;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2471
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2472
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2473
	hw->phy.addr = e1000_get_phy_addr_for_bm_page(page, offset);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2474
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2475
	if (offset > MAX_PHY_MULTI_PAGE_REG) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2476
		/*
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2477
		 * Page select is register 31 for phy address 1 and 22 for
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2478
		 * phy address 2 and 3. Page select is shifted only for
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2479
		 * phy address 1.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2480
		 */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2481
		if (hw->phy.addr == 1) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2482
			page_shift = IGP_PAGE_SHIFT;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2483
			page_select = IGP01E1000_PHY_PAGE_SELECT;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2484
		} else {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2485
			page_shift = 0;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2486
			page_select = BM_PHY_PAGE_SELECT;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2487
		}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2488
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2489
		/* Page is shifted left, PHY expects (page x 32) */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2490
		ret_val = e1000e_write_phy_reg_mdic(hw, page_select,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2491
		                                    (page << page_shift));
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2492
		if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2493
			goto out;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2494
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2495
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2496
	ret_val = e1000e_read_phy_reg_mdic(hw, MAX_PHY_REG_ADDRESS & offset,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2497
	                                   data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2498
out:
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2499
	hw->phy.ops.release(hw);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2500
	return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2501
}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2502
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2503
/**
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2504
 *  e1000e_read_phy_reg_bm2 - Read BM PHY register
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2505
 *  @hw: pointer to the HW structure
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2506
 *  @offset: register offset to be read
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2507
 *  @data: pointer to the read data
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2508
 *
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2509
 *  Acquires semaphore, if necessary, then reads the PHY register at offset
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2510
 *  and storing the retrieved information in data.  Release any acquired
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2511
 *  semaphores before exiting.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2512
 **/
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2513
s32 e1000e_read_phy_reg_bm2(struct e1000_hw *hw, u32 offset, u16 *data)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2514
{
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2515
	s32 ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2516
	u16 page = (u16)(offset >> IGP_PAGE_SHIFT);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2517
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2518
	ret_val = hw->phy.ops.acquire(hw);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2519
	if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2520
		return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2521
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2522
	/* Page 800 works differently than the rest so it has its own func */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2523
	if (page == BM_WUC_PAGE) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2524
		ret_val = e1000_access_phy_wakeup_reg_bm(hw, offset, data,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2525
							 true);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2526
		goto out;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2527
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2528
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2529
	hw->phy.addr = 1;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2530
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2531
	if (offset > MAX_PHY_MULTI_PAGE_REG) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2532
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2533
		/* Page is shifted left, PHY expects (page x 32) */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2534
		ret_val = e1000e_write_phy_reg_mdic(hw, BM_PHY_PAGE_SELECT,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2535
						    page);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2536
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2537
		if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2538
			goto out;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2539
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2540
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2541
	ret_val = e1000e_read_phy_reg_mdic(hw, MAX_PHY_REG_ADDRESS & offset,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2542
					   data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2543
out:
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2544
	hw->phy.ops.release(hw);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2545
	return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2546
}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2547
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2548
/**
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2549
 *  e1000e_write_phy_reg_bm2 - Write BM PHY register
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2550
 *  @hw: pointer to the HW structure
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2551
 *  @offset: register offset to write to
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2552
 *  @data: data to write at register offset
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2553
 *
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2554
 *  Acquires semaphore, if necessary, then writes the data to PHY register
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2555
 *  at the offset.  Release any acquired semaphores before exiting.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2556
 **/
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2557
s32 e1000e_write_phy_reg_bm2(struct e1000_hw *hw, u32 offset, u16 data)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2558
{
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2559
	s32 ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2560
	u16 page = (u16)(offset >> IGP_PAGE_SHIFT);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2561
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2562
	ret_val = hw->phy.ops.acquire(hw);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2563
	if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2564
		return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2565
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2566
	/* Page 800 works differently than the rest so it has its own func */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2567
	if (page == BM_WUC_PAGE) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2568
		ret_val = e1000_access_phy_wakeup_reg_bm(hw, offset, &data,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2569
							 false);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2570
		goto out;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2571
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2572
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2573
	hw->phy.addr = 1;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2574
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2575
	if (offset > MAX_PHY_MULTI_PAGE_REG) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2576
		/* Page is shifted left, PHY expects (page x 32) */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2577
		ret_val = e1000e_write_phy_reg_mdic(hw, BM_PHY_PAGE_SELECT,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2578
						    page);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2579
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2580
		if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2581
			goto out;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2582
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2583
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2584
	ret_val = e1000e_write_phy_reg_mdic(hw, MAX_PHY_REG_ADDRESS & offset,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2585
					    data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2586
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2587
out:
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2588
	hw->phy.ops.release(hw);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2589
	return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2590
}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2591
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2592
/**
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2593
 *  e1000_access_phy_wakeup_reg_bm - Read BM PHY wakeup register
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2594
 *  @hw: pointer to the HW structure
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2595
 *  @offset: register offset to be read or written
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2596
 *  @data: pointer to the data to read or write
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2597
 *  @read: determines if operation is read or write
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2598
 *
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2599
 *  Acquires semaphore, if necessary, then reads the PHY register at offset
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2600
 *  and storing the retrieved information in data.  Release any acquired
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2601
 *  semaphores before exiting. Note that procedure to read the wakeup
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2602
 *  registers are different. It works as such:
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2603
 *  1) Set page 769, register 17, bit 2 = 1
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2604
 *  2) Set page to 800 for host (801 if we were manageability)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2605
 *  3) Write the address using the address opcode (0x11)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2606
 *  4) Read or write the data using the data opcode (0x12)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2607
 *  5) Restore 769_17.2 to its original value
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2608
 *
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2609
 *  Assumes semaphore already acquired.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2610
 **/
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2611
static s32 e1000_access_phy_wakeup_reg_bm(struct e1000_hw *hw, u32 offset,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2612
					  u16 *data, bool read)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2613
{
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2614
	s32 ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2615
	u16 reg = BM_PHY_REG_NUM(offset);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2616
	u16 phy_reg = 0;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2617
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2618
	/* Gig must be disabled for MDIO accesses to page 800 */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2619
	if ((hw->mac.type == e1000_pchlan) &&
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2620
	   (!(er32(PHY_CTRL) & E1000_PHY_CTRL_GBE_DISABLE)))
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2621
		e_dbg("Attempting to access page 800 while gig enabled.\n");
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2622
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2623
	/* All operations in this function are phy address 1 */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2624
	hw->phy.addr = 1;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2625
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2626
	/* Set page 769 */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2627
	e1000e_write_phy_reg_mdic(hw, IGP01E1000_PHY_PAGE_SELECT,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2628
	                          (BM_WUC_ENABLE_PAGE << IGP_PAGE_SHIFT));
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2629
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2630
	ret_val = e1000e_read_phy_reg_mdic(hw, BM_WUC_ENABLE_REG, &phy_reg);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2631
	if (ret_val) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2632
		e_dbg("Could not read PHY page 769\n");
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2633
		goto out;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2634
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2635
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2636
	/* First clear bit 4 to avoid a power state change */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2637
	phy_reg &= ~(BM_WUC_HOST_WU_BIT);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2638
	ret_val = e1000e_write_phy_reg_mdic(hw, BM_WUC_ENABLE_REG, phy_reg);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2639
	if (ret_val) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2640
		e_dbg("Could not clear PHY page 769 bit 4\n");
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2641
		goto out;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2642
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2643
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2644
	/* Write bit 2 = 1, and clear bit 4 to 769_17 */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2645
	ret_val = e1000e_write_phy_reg_mdic(hw, BM_WUC_ENABLE_REG,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2646
	                                    phy_reg | BM_WUC_ENABLE_BIT);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2647
	if (ret_val) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2648
		e_dbg("Could not write PHY page 769 bit 2\n");
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2649
		goto out;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2650
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2651
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2652
	/* Select page 800 */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2653
	ret_val = e1000e_write_phy_reg_mdic(hw, IGP01E1000_PHY_PAGE_SELECT,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2654
	                                    (BM_WUC_PAGE << IGP_PAGE_SHIFT));
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2655
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2656
	/* Write the page 800 offset value using opcode 0x11 */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2657
	ret_val = e1000e_write_phy_reg_mdic(hw, BM_WUC_ADDRESS_OPCODE, reg);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2658
	if (ret_val) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2659
		e_dbg("Could not write address opcode to page 800\n");
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2660
		goto out;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2661
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2662
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2663
	if (read) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2664
	        /* Read the page 800 value using opcode 0x12 */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2665
		ret_val = e1000e_read_phy_reg_mdic(hw, BM_WUC_DATA_OPCODE,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2666
		                                   data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2667
	} else {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2668
	        /* Write the page 800 value using opcode 0x12 */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2669
		ret_val = e1000e_write_phy_reg_mdic(hw, BM_WUC_DATA_OPCODE,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2670
						    *data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2671
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2672
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2673
	if (ret_val) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2674
		e_dbg("Could not access data value from page 800\n");
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2675
		goto out;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2676
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2677
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2678
	/*
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2679
	 * Restore 769_17.2 to its original value
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2680
	 * Set page 769
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2681
	 */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2682
	e1000e_write_phy_reg_mdic(hw, IGP01E1000_PHY_PAGE_SELECT,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2683
	                          (BM_WUC_ENABLE_PAGE << IGP_PAGE_SHIFT));
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2684
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2685
	/* Clear 769_17.2 */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2686
	ret_val = e1000e_write_phy_reg_mdic(hw, BM_WUC_ENABLE_REG, phy_reg);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2687
	if (ret_val) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2688
		e_dbg("Could not clear PHY page 769 bit 2\n");
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2689
		goto out;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2690
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2691
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2692
out:
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2693
	return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2694
}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2695
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2696
/**
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2697
 * e1000_power_up_phy_copper - Restore copper link in case of PHY power down
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2698
 * @hw: pointer to the HW structure
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2699
 *
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2700
 * In the case of a PHY power down to save power, or to turn off link during a
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2701
 * driver unload, or wake on lan is not enabled, restore the link to previous
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2702
 * settings.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2703
 **/
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2704
void e1000_power_up_phy_copper(struct e1000_hw *hw)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2705
{
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2706
	u16 mii_reg = 0;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2707
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2708
	/* The PHY will retain its settings across a power down/up cycle */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2709
	e1e_rphy(hw, PHY_CONTROL, &mii_reg);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2710
	mii_reg &= ~MII_CR_POWER_DOWN;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2711
	e1e_wphy(hw, PHY_CONTROL, mii_reg);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2712
}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2713
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2714
/**
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2715
 * e1000_power_down_phy_copper - Restore copper link in case of PHY power down
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2716
 * @hw: pointer to the HW structure
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2717
 *
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2718
 * In the case of a PHY power down to save power, or to turn off link during a
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2719
 * driver unload, or wake on lan is not enabled, restore the link to previous
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2720
 * settings.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2721
 **/
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2722
void e1000_power_down_phy_copper(struct e1000_hw *hw)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2723
{
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2724
	u16 mii_reg = 0;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2725
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2726
	/* The PHY will retain its settings across a power down/up cycle */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2727
	e1e_rphy(hw, PHY_CONTROL, &mii_reg);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2728
	mii_reg |= MII_CR_POWER_DOWN;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2729
	e1e_wphy(hw, PHY_CONTROL, mii_reg);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2730
	msleep(1);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2731
}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2732
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2733
/**
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2734
 *  e1000e_commit_phy - Soft PHY reset
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2735
 *  @hw: pointer to the HW structure
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2736
 *
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2737
 *  Performs a soft PHY reset on those that apply. This is a function pointer
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2738
 *  entry point called by drivers.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2739
 **/
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2740
s32 e1000e_commit_phy(struct e1000_hw *hw)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2741
{
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2742
	if (hw->phy.ops.commit)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2743
		return hw->phy.ops.commit(hw);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2744
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2745
	return 0;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2746
}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2747
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2748
/**
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2749
 *  e1000_set_d0_lplu_state - Sets low power link up state for D0
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2750
 *  @hw: pointer to the HW structure
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2751
 *  @active: boolean used to enable/disable lplu
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2752
 *
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2753
 *  Success returns 0, Failure returns 1
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2754
 *
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2755
 *  The low power link up (lplu) state is set to the power management level D0
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2756
 *  and SmartSpeed is disabled when active is true, else clear lplu for D0
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2757
 *  and enable Smartspeed.  LPLU and Smartspeed are mutually exclusive.  LPLU
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2758
 *  is used during Dx states where the power conservation is most important.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2759
 *  During driver activity, SmartSpeed should be enabled so performance is
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2760
 *  maintained.  This is a function pointer entry point called by drivers.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2761
 **/
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2762
static s32 e1000_set_d0_lplu_state(struct e1000_hw *hw, bool active)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2763
{
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2764
	if (hw->phy.ops.set_d0_lplu_state)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2765
		return hw->phy.ops.set_d0_lplu_state(hw, active);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2766
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2767
	return 0;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2768
}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2769
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2770
/**
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2771
 *  __e1000_read_phy_reg_hv -  Read HV PHY register
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2772
 *  @hw: pointer to the HW structure
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2773
 *  @offset: register offset to be read
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2774
 *  @data: pointer to the read data
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2775
 *  @locked: semaphore has already been acquired or not
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2776
 *
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2777
 *  Acquires semaphore, if necessary, then reads the PHY register at offset
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2778
 *  and stores the retrieved information in data.  Release any acquired
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2779
 *  semaphore before exiting.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2780
 **/
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2781
static s32 __e1000_read_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 *data,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2782
                                   bool locked)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2783
{
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2784
	s32 ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2785
	u16 page = BM_PHY_REG_PAGE(offset);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2786
	u16 reg = BM_PHY_REG_NUM(offset);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2787
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2788
	if (!locked) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2789
		ret_val = hw->phy.ops.acquire(hw);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2790
		if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2791
			return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2792
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2793
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2794
	/* Page 800 works differently than the rest so it has its own func */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2795
	if (page == BM_WUC_PAGE) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2796
		ret_val = e1000_access_phy_wakeup_reg_bm(hw, offset,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2797
		                                         data, true);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2798
		goto out;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2799
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2800
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2801
	if (page > 0 && page < HV_INTC_FC_PAGE_START) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2802
		ret_val = e1000_access_phy_debug_regs_hv(hw, offset,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2803
		                                         data, true);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2804
		goto out;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2805
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2806
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2807
	hw->phy.addr = e1000_get_phy_addr_for_hv_page(page);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2808
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2809
	if (page == HV_INTC_FC_PAGE_START)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2810
		page = 0;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2811
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2812
	if (reg > MAX_PHY_MULTI_PAGE_REG) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2813
		u32 phy_addr = hw->phy.addr;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2814
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2815
		hw->phy.addr = 1;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2816
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2817
		/* Page is shifted left, PHY expects (page x 32) */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2818
		ret_val = e1000e_write_phy_reg_mdic(hw,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2819
					     IGP01E1000_PHY_PAGE_SELECT,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2820
					     (page << IGP_PAGE_SHIFT));
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2821
		hw->phy.addr = phy_addr;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2822
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2823
		if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2824
			goto out;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2825
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2826
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2827
	ret_val = e1000e_read_phy_reg_mdic(hw, MAX_PHY_REG_ADDRESS & reg,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2828
	                                  data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2829
out:
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2830
	if (!locked)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2831
		hw->phy.ops.release(hw);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2832
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2833
	return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2834
}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2835
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2836
/**
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2837
 *  e1000_read_phy_reg_hv -  Read HV PHY register
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2838
 *  @hw: pointer to the HW structure
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2839
 *  @offset: register offset to be read
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2840
 *  @data: pointer to the read data
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2841
 *
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2842
 *  Acquires semaphore then reads the PHY register at offset and stores
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2843
 *  the retrieved information in data.  Release the acquired semaphore
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2844
 *  before exiting.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2845
 **/
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2846
s32 e1000_read_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 *data)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2847
{
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2848
	return __e1000_read_phy_reg_hv(hw, offset, data, false);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2849
}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2850
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2851
/**
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2852
 *  e1000_read_phy_reg_hv_locked -  Read HV PHY register
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2853
 *  @hw: pointer to the HW structure
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2854
 *  @offset: register offset to be read
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2855
 *  @data: pointer to the read data
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2856
 *
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2857
 *  Reads the PHY register at offset and stores the retrieved information
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2858
 *  in data.  Assumes semaphore already acquired.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2859
 **/
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2860
s32 e1000_read_phy_reg_hv_locked(struct e1000_hw *hw, u32 offset, u16 *data)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2861
{
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2862
	return __e1000_read_phy_reg_hv(hw, offset, data, true);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2863
}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2864
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2865
/**
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2866
 *  __e1000_write_phy_reg_hv - Write HV PHY register
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2867
 *  @hw: pointer to the HW structure
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2868
 *  @offset: register offset to write to
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2869
 *  @data: data to write at register offset
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2870
 *  @locked: semaphore has already been acquired or not
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2871
 *
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2872
 *  Acquires semaphore, if necessary, then writes the data to PHY register
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2873
 *  at the offset.  Release any acquired semaphores before exiting.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2874
 **/
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2875
static s32 __e1000_write_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 data,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2876
                                    bool locked)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2877
{
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2878
	s32 ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2879
	u16 page = BM_PHY_REG_PAGE(offset);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2880
	u16 reg = BM_PHY_REG_NUM(offset);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2881
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2882
	if (!locked) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2883
		ret_val = hw->phy.ops.acquire(hw);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2884
		if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2885
			return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2886
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2887
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2888
	/* Page 800 works differently than the rest so it has its own func */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2889
	if (page == BM_WUC_PAGE) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2890
		ret_val = e1000_access_phy_wakeup_reg_bm(hw, offset,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2891
		                                         &data, false);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2892
		goto out;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2893
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2894
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2895
	if (page > 0 && page < HV_INTC_FC_PAGE_START) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2896
		ret_val = e1000_access_phy_debug_regs_hv(hw, offset,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2897
		                                         &data, false);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2898
		goto out;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2899
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2900
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2901
	hw->phy.addr = e1000_get_phy_addr_for_hv_page(page);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2902
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2903
	if (page == HV_INTC_FC_PAGE_START)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2904
		page = 0;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2905
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2906
	/*
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2907
	 * Workaround MDIO accesses being disabled after entering IEEE Power
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2908
	 * Down (whenever bit 11 of the PHY Control register is set)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2909
	 */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2910
	if ((hw->phy.type == e1000_phy_82578) &&
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2911
	    (hw->phy.revision >= 1) &&
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2912
	    (hw->phy.addr == 2) &&
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2913
	    ((MAX_PHY_REG_ADDRESS & reg) == 0) &&
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2914
	    (data & (1 << 11))) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2915
		u16 data2 = 0x7EFF;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2916
		ret_val = e1000_access_phy_debug_regs_hv(hw, (1 << 6) | 0x3,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2917
		                                         &data2, false);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2918
		if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2919
			goto out;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2920
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2921
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2922
	if (reg > MAX_PHY_MULTI_PAGE_REG) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2923
		u32 phy_addr = hw->phy.addr;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2924
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2925
		hw->phy.addr = 1;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2926
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2927
		/* Page is shifted left, PHY expects (page x 32) */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2928
		ret_val = e1000e_write_phy_reg_mdic(hw,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2929
					     IGP01E1000_PHY_PAGE_SELECT,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2930
					     (page << IGP_PAGE_SHIFT));
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2931
		hw->phy.addr = phy_addr;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2932
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2933
		if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2934
			goto out;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2935
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2936
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2937
	ret_val = e1000e_write_phy_reg_mdic(hw, MAX_PHY_REG_ADDRESS & reg,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2938
	                                  data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2939
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2940
out:
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2941
	if (!locked)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2942
		hw->phy.ops.release(hw);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2943
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2944
	return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2945
}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2946
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2947
/**
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2948
 *  e1000_write_phy_reg_hv - Write HV PHY register
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2949
 *  @hw: pointer to the HW structure
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2950
 *  @offset: register offset to write to
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2951
 *  @data: data to write at register offset
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2952
 *
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2953
 *  Acquires semaphore then writes the data to PHY register at the offset.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2954
 *  Release the acquired semaphores before exiting.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2955
 **/
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2956
s32 e1000_write_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 data)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2957
{
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2958
	return __e1000_write_phy_reg_hv(hw, offset, data, false);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2959
}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2960
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2961
/**
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2962
 *  e1000_write_phy_reg_hv_locked - Write HV PHY register
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2963
 *  @hw: pointer to the HW structure
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2964
 *  @offset: register offset to write to
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2965
 *  @data: data to write at register offset
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2966
 *
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2967
 *  Writes the data to PHY register at the offset.  Assumes semaphore
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2968
 *  already acquired.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2969
 **/
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2970
s32 e1000_write_phy_reg_hv_locked(struct e1000_hw *hw, u32 offset, u16 data)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2971
{
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2972
	return __e1000_write_phy_reg_hv(hw, offset, data, true);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2973
}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2974
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2975
/**
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2976
 *  e1000_get_phy_addr_for_hv_page - Get PHY adrress based on page
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2977
 *  @page: page to be accessed
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2978
 **/
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2979
static u32 e1000_get_phy_addr_for_hv_page(u32 page)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2980
{
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2981
	u32 phy_addr = 2;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2982
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2983
	if (page >= HV_INTC_FC_PAGE_START)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2984
		phy_addr = 1;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2985
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2986
	return phy_addr;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2987
}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2988
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2989
/**
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2990
 *  e1000_access_phy_debug_regs_hv - Read HV PHY vendor specific high registers
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2991
 *  @hw: pointer to the HW structure
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2992
 *  @offset: register offset to be read or written
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2993
 *  @data: pointer to the data to be read or written
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2994
 *  @read: determines if operation is read or written
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2995
 *
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2996
 *  Reads the PHY register at offset and stores the retreived information
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2997
 *  in data.  Assumes semaphore already acquired.  Note that the procedure
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2998
 *  to read these regs uses the address port and data port to read/write.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2999
 **/
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3000
static s32 e1000_access_phy_debug_regs_hv(struct e1000_hw *hw, u32 offset,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3001
                                          u16 *data, bool read)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3002
{
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3003
	s32 ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3004
	u32 addr_reg = 0;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3005
	u32 data_reg = 0;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3006
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3007
	/* This takes care of the difference with desktop vs mobile phy */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3008
	addr_reg = (hw->phy.type == e1000_phy_82578) ?
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3009
	           I82578_ADDR_REG : I82577_ADDR_REG;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3010
	data_reg = addr_reg + 1;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3011
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3012
	/* All operations in this function are phy address 2 */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3013
	hw->phy.addr = 2;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3014
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3015
	/* masking with 0x3F to remove the page from offset */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3016
	ret_val = e1000e_write_phy_reg_mdic(hw, addr_reg, (u16)offset & 0x3F);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3017
	if (ret_val) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3018
		e_dbg("Could not write PHY the HV address register\n");
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3019
		goto out;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3020
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3021
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3022
	/* Read or write the data value next */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3023
	if (read)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3024
		ret_val = e1000e_read_phy_reg_mdic(hw, data_reg, data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3025
	else
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3026
		ret_val = e1000e_write_phy_reg_mdic(hw, data_reg, *data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3027
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3028
	if (ret_val) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3029
		e_dbg("Could not read data value from HV data register\n");
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3030
		goto out;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3031
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3032
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3033
out:
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3034
	return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3035
}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3036
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3037
/**
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3038
 *  e1000_link_stall_workaround_hv - Si workaround
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3039
 *  @hw: pointer to the HW structure
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3040
 *
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3041
 *  This function works around a Si bug where the link partner can get
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3042
 *  a link up indication before the PHY does.  If small packets are sent
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3043
 *  by the link partner they can be placed in the packet buffer without
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3044
 *  being properly accounted for by the PHY and will stall preventing
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3045
 *  further packets from being received.  The workaround is to clear the
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3046
 *  packet buffer after the PHY detects link up.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3047
 **/
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3048
s32 e1000_link_stall_workaround_hv(struct e1000_hw *hw)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3049
{
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3050
	s32 ret_val = 0;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3051
	u16 data;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3052
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3053
	if (hw->phy.type != e1000_phy_82578)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3054
		goto out;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3055
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3056
	/* Do not apply workaround if in PHY loopback bit 14 set */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3057
	hw->phy.ops.read_reg(hw, PHY_CONTROL, &data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3058
	if (data & PHY_CONTROL_LB)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3059
		goto out;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3060
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3061
	/* check if link is up and at 1Gbps */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3062
	ret_val = hw->phy.ops.read_reg(hw, BM_CS_STATUS, &data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3063
	if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3064
		goto out;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3065
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3066
	data &= BM_CS_STATUS_LINK_UP |
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3067
	        BM_CS_STATUS_RESOLVED |
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3068
	        BM_CS_STATUS_SPEED_MASK;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3069
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3070
	if (data != (BM_CS_STATUS_LINK_UP |
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3071
	             BM_CS_STATUS_RESOLVED |
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3072
	             BM_CS_STATUS_SPEED_1000))
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3073
		goto out;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3074
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3075
	mdelay(200);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3076
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3077
	/* flush the packets in the fifo buffer */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3078
	ret_val = hw->phy.ops.write_reg(hw, HV_MUX_DATA_CTRL,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3079
	                                HV_MUX_DATA_CTRL_GEN_TO_MAC |
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3080
	                                HV_MUX_DATA_CTRL_FORCE_SPEED);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3081
	if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3082
		goto out;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3083
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3084
	ret_val = hw->phy.ops.write_reg(hw, HV_MUX_DATA_CTRL,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3085
	                                HV_MUX_DATA_CTRL_GEN_TO_MAC);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3086
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3087
out:
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3088
	return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3089
}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3090
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3091
/**
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3092
 *  e1000_check_polarity_82577 - Checks the polarity.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3093
 *  @hw: pointer to the HW structure
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3094
 *
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3095
 *  Success returns 0, Failure returns -E1000_ERR_PHY (-2)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3096
 *
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3097
 *  Polarity is determined based on the PHY specific status register.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3098
 **/
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3099
s32 e1000_check_polarity_82577(struct e1000_hw *hw)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3100
{
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3101
	struct e1000_phy_info *phy = &hw->phy;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3102
	s32 ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3103
	u16 data;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3104
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3105
	ret_val = phy->ops.read_reg(hw, I82577_PHY_STATUS_2, &data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3106
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3107
	if (!ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3108
		phy->cable_polarity = (data & I82577_PHY_STATUS2_REV_POLARITY)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3109
		                      ? e1000_rev_polarity_reversed
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3110
		                      : e1000_rev_polarity_normal;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3111
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3112
	return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3113
}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3114
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3115
/**
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3116
 *  e1000_phy_force_speed_duplex_82577 - Force speed/duplex for I82577 PHY
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3117
 *  @hw: pointer to the HW structure
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3118
 *
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3119
 *  Calls the PHY setup function to force speed and duplex.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3120
 **/
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3121
s32 e1000_phy_force_speed_duplex_82577(struct e1000_hw *hw)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3122
{
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3123
	struct e1000_phy_info *phy = &hw->phy;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3124
	s32 ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3125
	u16 phy_data;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3126
	bool link;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3127
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3128
	ret_val = phy->ops.read_reg(hw, PHY_CONTROL, &phy_data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3129
	if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3130
		goto out;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3131
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3132
	e1000e_phy_force_speed_duplex_setup(hw, &phy_data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3133
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3134
	ret_val = phy->ops.write_reg(hw, PHY_CONTROL, phy_data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3135
	if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3136
		goto out;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3137
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3138
	udelay(1);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3139
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3140
	if (phy->autoneg_wait_to_complete) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3141
		e_dbg("Waiting for forced speed/duplex link on 82577 phy\n");
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3142
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3143
		ret_val = e1000e_phy_has_link_generic(hw,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3144
		                                     PHY_FORCE_LIMIT,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3145
		                                     100000,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3146
		                                     &link);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3147
		if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3148
			goto out;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3149
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3150
		if (!link)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3151
			e_dbg("Link taking longer than expected.\n");
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3152
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3153
		/* Try once more */
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3154
		ret_val = e1000e_phy_has_link_generic(hw,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3155
		                                     PHY_FORCE_LIMIT,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3156
		                                     100000,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3157
		                                     &link);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3158
		if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3159
			goto out;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3160
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3161
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3162
out:
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3163
	return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3164
}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3165
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3166
/**
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3167
 *  e1000_get_phy_info_82577 - Retrieve I82577 PHY information
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3168
 *  @hw: pointer to the HW structure
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3169
 *
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3170
 *  Read PHY status to determine if link is up.  If link is up, then
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3171
 *  set/determine 10base-T extended distance and polarity correction.  Read
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3172
 *  PHY port status to determine MDI/MDIx and speed.  Based on the speed,
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3173
 *  determine on the cable length, local and remote receiver.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3174
 **/
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3175
s32 e1000_get_phy_info_82577(struct e1000_hw *hw)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3176
{
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3177
	struct e1000_phy_info *phy = &hw->phy;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3178
	s32 ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3179
	u16 data;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3180
	bool link;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3181
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3182
	ret_val = e1000e_phy_has_link_generic(hw, 1, 0, &link);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3183
	if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3184
		goto out;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3185
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3186
	if (!link) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3187
		e_dbg("Phy info is only valid if link is up\n");
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3188
		ret_val = -E1000_ERR_CONFIG;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3189
		goto out;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3190
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3191
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3192
	phy->polarity_correction = true;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3193
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3194
	ret_val = e1000_check_polarity_82577(hw);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3195
	if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3196
		goto out;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3197
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3198
	ret_val = phy->ops.read_reg(hw, I82577_PHY_STATUS_2, &data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3199
	if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3200
		goto out;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3201
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3202
	phy->is_mdix = (data & I82577_PHY_STATUS2_MDIX) ? true : false;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3203
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3204
	if ((data & I82577_PHY_STATUS2_SPEED_MASK) ==
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3205
	    I82577_PHY_STATUS2_SPEED_1000MBPS) {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3206
		ret_val = hw->phy.ops.get_cable_length(hw);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3207
		if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3208
			goto out;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3209
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3210
		ret_val = phy->ops.read_reg(hw, PHY_1000T_STATUS, &data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3211
		if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3212
			goto out;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3213
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3214
		phy->local_rx = (data & SR_1000T_LOCAL_RX_STATUS)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3215
		                ? e1000_1000t_rx_status_ok
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3216
		                : e1000_1000t_rx_status_not_ok;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3217
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3218
		phy->remote_rx = (data & SR_1000T_REMOTE_RX_STATUS)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3219
		                 ? e1000_1000t_rx_status_ok
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3220
		                 : e1000_1000t_rx_status_not_ok;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3221
	} else {
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3222
		phy->cable_length = E1000_CABLE_LENGTH_UNDEFINED;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3223
		phy->local_rx = e1000_1000t_rx_status_undefined;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3224
		phy->remote_rx = e1000_1000t_rx_status_undefined;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3225
	}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3226
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3227
out:
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3228
	return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3229
}
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3230
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3231
/**
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3232
 *  e1000_get_cable_length_82577 - Determine cable length for 82577 PHY
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3233
 *  @hw: pointer to the HW structure
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3234
 *
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3235
 * Reads the diagnostic status register and verifies result is valid before
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3236
 * placing it in the phy_cable_length field.
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3237
 **/
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3238
s32 e1000_get_cable_length_82577(struct e1000_hw *hw)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3239
{
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3240
	struct e1000_phy_info *phy = &hw->phy;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3241
	s32 ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3242
	u16 phy_data, length;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3243
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3244
	ret_val = phy->ops.read_reg(hw, I82577_PHY_DIAG_STATUS, &phy_data);
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3245
	if (ret_val)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3246
		goto out;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3247
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3248
	length = (phy_data & I82577_DSTATUS_CABLE_LENGTH) >>
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3249
	         I82577_DSTATUS_CABLE_LENGTH_SHIFT;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3250
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3251
	if (length == E1000_CABLE_LENGTH_UNDEFINED)
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3252
		ret_val = -E1000_ERR_PHY;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3253
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3254
	phy->cable_length = length;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3255
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3256
out:
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3257
	return ret_val;
8ebecea534d3 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3258
}