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88a268c1a1
This changes the behavior of the driver to power down the link when the associated interface is down, unless management is enabled. Signed-off-by: Nicholas Nunley <nicholasx.d.nunley@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
135 lines
5.6 KiB
C
135 lines
5.6 KiB
C
/*******************************************************************************
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Intel(R) Gigabit Ethernet Linux driver
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Copyright(c) 2007-2009 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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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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#ifndef _E1000_PHY_H_
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#define _E1000_PHY_H_
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enum e1000_ms_type {
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e1000_ms_hw_default = 0,
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e1000_ms_force_master,
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e1000_ms_force_slave,
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e1000_ms_auto
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};
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enum e1000_smart_speed {
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e1000_smart_speed_default = 0,
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e1000_smart_speed_on,
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e1000_smart_speed_off
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};
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s32 igb_check_downshift(struct e1000_hw *hw);
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s32 igb_check_reset_block(struct e1000_hw *hw);
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s32 igb_copper_link_setup_igp(struct e1000_hw *hw);
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s32 igb_copper_link_setup_m88(struct e1000_hw *hw);
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s32 igb_phy_force_speed_duplex_igp(struct e1000_hw *hw);
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s32 igb_phy_force_speed_duplex_m88(struct e1000_hw *hw);
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s32 igb_get_cable_length_m88(struct e1000_hw *hw);
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s32 igb_get_cable_length_igp_2(struct e1000_hw *hw);
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s32 igb_get_phy_id(struct e1000_hw *hw);
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s32 igb_get_phy_info_igp(struct e1000_hw *hw);
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s32 igb_get_phy_info_m88(struct e1000_hw *hw);
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s32 igb_phy_sw_reset(struct e1000_hw *hw);
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s32 igb_phy_hw_reset(struct e1000_hw *hw);
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s32 igb_read_phy_reg_igp(struct e1000_hw *hw, u32 offset, u16 *data);
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s32 igb_set_d3_lplu_state(struct e1000_hw *hw, bool active);
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s32 igb_setup_copper_link(struct e1000_hw *hw);
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s32 igb_write_phy_reg_igp(struct e1000_hw *hw, u32 offset, u16 data);
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s32 igb_phy_has_link(struct e1000_hw *hw, u32 iterations,
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u32 usec_interval, bool *success);
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void igb_power_up_phy_copper(struct e1000_hw *hw);
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void igb_power_down_phy_copper(struct e1000_hw *hw);
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s32 igb_phy_init_script_igp3(struct e1000_hw *hw);
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s32 igb_read_phy_reg_mdic(struct e1000_hw *hw, u32 offset, u16 *data);
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s32 igb_write_phy_reg_mdic(struct e1000_hw *hw, u32 offset, u16 data);
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s32 igb_read_phy_reg_i2c(struct e1000_hw *hw, u32 offset, u16 *data);
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s32 igb_write_phy_reg_i2c(struct e1000_hw *hw, u32 offset, u16 data);
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s32 igb_copper_link_setup_82580(struct e1000_hw *hw);
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s32 igb_get_phy_info_82580(struct e1000_hw *hw);
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s32 igb_phy_force_speed_duplex_82580(struct e1000_hw *hw);
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s32 igb_get_cable_length_82580(struct e1000_hw *hw);
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/* IGP01E1000 Specific Registers */
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#define IGP01E1000_PHY_PORT_CONFIG 0x10 /* Port Config */
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#define IGP01E1000_PHY_PORT_STATUS 0x11 /* Status */
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#define IGP01E1000_PHY_PORT_CTRL 0x12 /* Control */
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#define IGP01E1000_PHY_LINK_HEALTH 0x13 /* PHY Link Health */
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#define IGP02E1000_PHY_POWER_MGMT 0x19 /* Power Management */
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#define IGP01E1000_PHY_PAGE_SELECT 0x1F /* Page Select */
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#define IGP01E1000_PHY_PCS_INIT_REG 0x00B4
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#define IGP01E1000_PHY_POLARITY_MASK 0x0078
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#define IGP01E1000_PSCR_AUTO_MDIX 0x1000
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#define IGP01E1000_PSCR_FORCE_MDI_MDIX 0x2000 /* 0=MDI, 1=MDIX */
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#define IGP01E1000_PSCFR_SMART_SPEED 0x0080
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#define I82580_ADDR_REG 16
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#define I82580_CFG_REG 22
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#define I82580_CFG_ASSERT_CRS_ON_TX (1 << 15)
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#define I82580_CFG_ENABLE_DOWNSHIFT (3 << 10) /* auto downshift 100/10 */
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#define I82580_CTRL_REG 23
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#define I82580_CTRL_DOWNSHIFT_MASK (7 << 10)
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/* 82580 specific PHY registers */
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#define I82580_PHY_CTRL_2 18
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#define I82580_PHY_LBK_CTRL 19
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#define I82580_PHY_STATUS_2 26
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#define I82580_PHY_DIAG_STATUS 31
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/* I82580 PHY Status 2 */
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#define I82580_PHY_STATUS2_REV_POLARITY 0x0400
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#define I82580_PHY_STATUS2_MDIX 0x0800
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#define I82580_PHY_STATUS2_SPEED_MASK 0x0300
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#define I82580_PHY_STATUS2_SPEED_1000MBPS 0x0200
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#define I82580_PHY_STATUS2_SPEED_100MBPS 0x0100
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/* I82580 PHY Control 2 */
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#define I82580_PHY_CTRL2_AUTO_MDIX 0x0400
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#define I82580_PHY_CTRL2_FORCE_MDI_MDIX 0x0200
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/* I82580 PHY Diagnostics Status */
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#define I82580_DSTATUS_CABLE_LENGTH 0x03FC
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#define I82580_DSTATUS_CABLE_LENGTH_SHIFT 2
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/* Enable flexible speed on link-up */
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#define IGP02E1000_PM_D0_LPLU 0x0002 /* For D0a states */
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#define IGP02E1000_PM_D3_LPLU 0x0004 /* For all other states */
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#define IGP01E1000_PLHR_SS_DOWNGRADE 0x8000
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#define IGP01E1000_PSSR_POLARITY_REVERSED 0x0002
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#define IGP01E1000_PSSR_MDIX 0x0800
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#define IGP01E1000_PSSR_SPEED_MASK 0xC000
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#define IGP01E1000_PSSR_SPEED_1000MBPS 0xC000
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#define IGP02E1000_PHY_CHANNEL_NUM 4
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#define IGP02E1000_PHY_AGC_A 0x11B1
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#define IGP02E1000_PHY_AGC_B 0x12B1
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#define IGP02E1000_PHY_AGC_C 0x14B1
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#define IGP02E1000_PHY_AGC_D 0x18B1
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#define IGP02E1000_AGC_LENGTH_SHIFT 9 /* Course - 15:13, Fine - 12:9 */
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#define IGP02E1000_AGC_LENGTH_MASK 0x7F
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#define IGP02E1000_AGC_RANGE 15
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#define E1000_CABLE_LENGTH_UNDEFINED 0xFF
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#endif
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