devices/igb/e1000_82575-3.18-ethercat.c
author Edouard Tisserant <edouard.tisserant@gmail.com>
Mon, 01 Oct 2018 18:55:06 +0200
branchstable-1.5
changeset 2716 4f7421c058bb
parent 2685 740291442c05
permissions -rw-r--r--
Fixed wrong xeno_lib_ldflags, missing --posix --auto-init-solib
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/* Intel(R) Gigabit Ethernet Linux driver
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 * Copyright(c) 2007-2014 Intel Corporation.
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 *
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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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 *
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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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 *
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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, see <http://www.gnu.org/licenses/>.
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 *
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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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 *
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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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/* e1000_82575
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 * e1000_82576
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 */
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#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
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#include <linux/types.h>
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#include <linux/if_ether.h>
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#include <linux/i2c.h>
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#include "e1000_mac-3.18-ethercat.h"
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#include "e1000_82575-3.18-ethercat.h"
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#include "e1000_i210-3.18-ethercat.h"
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static s32  igb_get_invariants_82575(struct e1000_hw *);
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static s32  igb_acquire_phy_82575(struct e1000_hw *);
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static void igb_release_phy_82575(struct e1000_hw *);
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static s32  igb_acquire_nvm_82575(struct e1000_hw *);
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static void igb_release_nvm_82575(struct e1000_hw *);
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static s32  igb_check_for_link_82575(struct e1000_hw *);
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static s32  igb_get_cfg_done_82575(struct e1000_hw *);
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static s32  igb_init_hw_82575(struct e1000_hw *);
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static s32  igb_phy_hw_reset_sgmii_82575(struct e1000_hw *);
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static s32  igb_read_phy_reg_sgmii_82575(struct e1000_hw *, u32, u16 *);
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static s32  igb_read_phy_reg_82580(struct e1000_hw *, u32, u16 *);
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static s32  igb_write_phy_reg_82580(struct e1000_hw *, u32, u16);
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static s32  igb_reset_hw_82575(struct e1000_hw *);
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static s32  igb_reset_hw_82580(struct e1000_hw *);
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static s32  igb_set_d0_lplu_state_82575(struct e1000_hw *, bool);
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static s32  igb_set_d0_lplu_state_82580(struct e1000_hw *, bool);
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static s32  igb_set_d3_lplu_state_82580(struct e1000_hw *, bool);
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static s32  igb_setup_copper_link_82575(struct e1000_hw *);
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static s32  igb_setup_serdes_link_82575(struct e1000_hw *);
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static s32  igb_write_phy_reg_sgmii_82575(struct e1000_hw *, u32, u16);
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static void igb_clear_hw_cntrs_82575(struct e1000_hw *);
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static s32  igb_acquire_swfw_sync_82575(struct e1000_hw *, u16);
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static s32  igb_get_pcs_speed_and_duplex_82575(struct e1000_hw *, u16 *,
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						 u16 *);
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static s32  igb_get_phy_id_82575(struct e1000_hw *);
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static void igb_release_swfw_sync_82575(struct e1000_hw *, u16);
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static bool igb_sgmii_active_82575(struct e1000_hw *);
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static s32  igb_reset_init_script_82575(struct e1000_hw *);
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static s32  igb_read_mac_addr_82575(struct e1000_hw *);
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static s32  igb_set_pcie_completion_timeout(struct e1000_hw *hw);
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static s32  igb_reset_mdicnfg_82580(struct e1000_hw *hw);
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static s32  igb_validate_nvm_checksum_82580(struct e1000_hw *hw);
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static s32  igb_update_nvm_checksum_82580(struct e1000_hw *hw);
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static s32 igb_validate_nvm_checksum_i350(struct e1000_hw *hw);
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static s32 igb_update_nvm_checksum_i350(struct e1000_hw *hw);
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static const u16 e1000_82580_rxpbs_table[] = {
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	36, 72, 144, 1, 2, 4, 8, 16, 35, 70, 140 };
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/**
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 *  igb_sgmii_uses_mdio_82575 - Determine if I2C pins are for external MDIO
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 *  @hw: pointer to the HW structure
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 *
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 *  Called to determine if the I2C pins are being used for I2C or as an
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 *  external MDIO interface since the two options are mutually exclusive.
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 **/
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static bool igb_sgmii_uses_mdio_82575(struct e1000_hw *hw)
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{
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	u32 reg = 0;
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	bool ext_mdio = false;
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	switch (hw->mac.type) {
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	case e1000_82575:
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	case e1000_82576:
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		reg = rd32(E1000_MDIC);
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		ext_mdio = !!(reg & E1000_MDIC_DEST);
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		break;
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	case e1000_82580:
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	case e1000_i350:
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	case e1000_i354:
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	case e1000_i210:
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	case e1000_i211:
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		reg = rd32(E1000_MDICNFG);
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		ext_mdio = !!(reg & E1000_MDICNFG_EXT_MDIO);
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		break;
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	default:
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		break;
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	}
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	return ext_mdio;
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}
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/**
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 *  igb_check_for_link_media_swap - Check which M88E1112 interface linked
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 *  @hw: pointer to the HW structure
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 *
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 *  Poll the M88E1112 interfaces to see which interface achieved link.
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 */
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static s32 igb_check_for_link_media_swap(struct e1000_hw *hw)
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{
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	struct e1000_phy_info *phy = &hw->phy;
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	s32 ret_val;
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	u16 data;
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	u8 port = 0;
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	/* Check the copper medium. */
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	ret_val = phy->ops.write_reg(hw, E1000_M88E1112_PAGE_ADDR, 0);
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	if (ret_val)
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parents:
diff changeset
   124
		return ret_val;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   125
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   126
	ret_val = phy->ops.read_reg(hw, E1000_M88E1112_STATUS, &data);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   127
	if (ret_val)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   128
		return ret_val;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   129
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   130
	if (data & E1000_M88E1112_STATUS_LINK)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   131
		port = E1000_MEDIA_PORT_COPPER;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   132
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   133
	/* Check the other medium. */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   134
	ret_val = phy->ops.write_reg(hw, E1000_M88E1112_PAGE_ADDR, 1);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   135
	if (ret_val)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   136
		return ret_val;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   137
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   138
	ret_val = phy->ops.read_reg(hw, E1000_M88E1112_STATUS, &data);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   139
	if (ret_val)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   140
		return ret_val;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   141
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   142
	/* reset page to 0 */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   143
	ret_val = phy->ops.write_reg(hw, E1000_M88E1112_PAGE_ADDR, 0);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   144
	if (ret_val)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   145
		return ret_val;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   146
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   147
	if (data & E1000_M88E1112_STATUS_LINK)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   148
		port = E1000_MEDIA_PORT_OTHER;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   149
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   150
	/* Determine if a swap needs to happen. */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   151
	if (port && (hw->dev_spec._82575.media_port != port)) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   152
		hw->dev_spec._82575.media_port = port;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   153
		hw->dev_spec._82575.media_changed = true;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   154
	} else {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   155
		ret_val = igb_check_for_link_82575(hw);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   156
	}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   157
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   158
	return 0;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   159
}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   160
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   161
/**
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   162
 *  igb_init_phy_params_82575 - Init PHY func ptrs.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   163
 *  @hw: pointer to the HW structure
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   164
 **/
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   165
static s32 igb_init_phy_params_82575(struct e1000_hw *hw)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   166
{
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   167
	struct e1000_phy_info *phy = &hw->phy;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   168
	s32 ret_val = 0;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   169
	u32 ctrl_ext;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   170
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   171
	if (hw->phy.media_type != e1000_media_type_copper) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   172
		phy->type = e1000_phy_none;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   173
		goto out;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   174
	}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   175
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   176
	phy->autoneg_mask	= AUTONEG_ADVERTISE_SPEED_DEFAULT;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   177
	phy->reset_delay_us	= 100;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   178
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   179
	ctrl_ext = rd32(E1000_CTRL_EXT);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   180
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   181
	if (igb_sgmii_active_82575(hw)) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   182
		phy->ops.reset = igb_phy_hw_reset_sgmii_82575;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   183
		ctrl_ext |= E1000_CTRL_I2C_ENA;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   184
	} else {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   185
		phy->ops.reset = igb_phy_hw_reset;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   186
		ctrl_ext &= ~E1000_CTRL_I2C_ENA;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   187
	}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   188
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   189
	wr32(E1000_CTRL_EXT, ctrl_ext);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   190
	igb_reset_mdicnfg_82580(hw);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   191
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   192
	if (igb_sgmii_active_82575(hw) && !igb_sgmii_uses_mdio_82575(hw)) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   193
		phy->ops.read_reg = igb_read_phy_reg_sgmii_82575;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   194
		phy->ops.write_reg = igb_write_phy_reg_sgmii_82575;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   195
	} else {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   196
		switch (hw->mac.type) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   197
		case e1000_82580:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   198
		case e1000_i350:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   199
		case e1000_i354:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   200
			phy->ops.read_reg = igb_read_phy_reg_82580;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   201
			phy->ops.write_reg = igb_write_phy_reg_82580;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   202
			break;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   203
		case e1000_i210:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   204
		case e1000_i211:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   205
			phy->ops.read_reg = igb_read_phy_reg_gs40g;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   206
			phy->ops.write_reg = igb_write_phy_reg_gs40g;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   207
			break;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   208
		default:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   209
			phy->ops.read_reg = igb_read_phy_reg_igp;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   210
			phy->ops.write_reg = igb_write_phy_reg_igp;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   211
		}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   212
	}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   213
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   214
	/* set lan id */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   215
	hw->bus.func = (rd32(E1000_STATUS) & E1000_STATUS_FUNC_MASK) >>
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   216
			E1000_STATUS_FUNC_SHIFT;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   217
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   218
	/* Set phy->phy_addr and phy->id. */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   219
	ret_val = igb_get_phy_id_82575(hw);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   220
	if (ret_val)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   221
		return ret_val;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   222
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   223
	/* Verify phy id and set remaining function pointers */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   224
	switch (phy->id) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   225
	case M88E1543_E_PHY_ID:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   226
	case I347AT4_E_PHY_ID:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   227
	case M88E1112_E_PHY_ID:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   228
	case M88E1111_I_PHY_ID:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   229
		phy->type		= e1000_phy_m88;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   230
		phy->ops.check_polarity	= igb_check_polarity_m88;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   231
		phy->ops.get_phy_info	= igb_get_phy_info_m88;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   232
		if (phy->id != M88E1111_I_PHY_ID)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   233
			phy->ops.get_cable_length =
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   234
					 igb_get_cable_length_m88_gen2;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   235
		else
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   236
			phy->ops.get_cable_length = igb_get_cable_length_m88;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   237
		phy->ops.force_speed_duplex = igb_phy_force_speed_duplex_m88;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   238
		/* Check if this PHY is confgured for media swap. */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   239
		if (phy->id == M88E1112_E_PHY_ID) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   240
			u16 data;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   241
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   242
			ret_val = phy->ops.write_reg(hw,
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   243
						     E1000_M88E1112_PAGE_ADDR,
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   244
						     2);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   245
			if (ret_val)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   246
				goto out;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   247
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   248
			ret_val = phy->ops.read_reg(hw,
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   249
						    E1000_M88E1112_MAC_CTRL_1,
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   250
						    &data);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   251
			if (ret_val)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   252
				goto out;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   253
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   254
			data = (data & E1000_M88E1112_MAC_CTRL_1_MODE_MASK) >>
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   255
			       E1000_M88E1112_MAC_CTRL_1_MODE_SHIFT;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   256
			if (data == E1000_M88E1112_AUTO_COPPER_SGMII ||
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   257
			    data == E1000_M88E1112_AUTO_COPPER_BASEX)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   258
				hw->mac.ops.check_for_link =
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   259
						igb_check_for_link_media_swap;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   260
		}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   261
		break;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   262
	case IGP03E1000_E_PHY_ID:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   263
		phy->type = e1000_phy_igp_3;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   264
		phy->ops.get_phy_info = igb_get_phy_info_igp;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   265
		phy->ops.get_cable_length = igb_get_cable_length_igp_2;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   266
		phy->ops.force_speed_duplex = igb_phy_force_speed_duplex_igp;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   267
		phy->ops.set_d0_lplu_state = igb_set_d0_lplu_state_82575;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   268
		phy->ops.set_d3_lplu_state = igb_set_d3_lplu_state;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   269
		break;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   270
	case I82580_I_PHY_ID:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   271
	case I350_I_PHY_ID:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   272
		phy->type = e1000_phy_82580;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   273
		phy->ops.force_speed_duplex =
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   274
					 igb_phy_force_speed_duplex_82580;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   275
		phy->ops.get_cable_length = igb_get_cable_length_82580;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   276
		phy->ops.get_phy_info = igb_get_phy_info_82580;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   277
		phy->ops.set_d0_lplu_state = igb_set_d0_lplu_state_82580;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   278
		phy->ops.set_d3_lplu_state = igb_set_d3_lplu_state_82580;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   279
		break;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   280
	case I210_I_PHY_ID:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   281
		phy->type		= e1000_phy_i210;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   282
		phy->ops.check_polarity	= igb_check_polarity_m88;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   283
		phy->ops.get_phy_info	= igb_get_phy_info_m88;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   284
		phy->ops.get_cable_length = igb_get_cable_length_m88_gen2;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   285
		phy->ops.set_d0_lplu_state = igb_set_d0_lplu_state_82580;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   286
		phy->ops.set_d3_lplu_state = igb_set_d3_lplu_state_82580;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   287
		phy->ops.force_speed_duplex = igb_phy_force_speed_duplex_m88;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   288
		break;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   289
	default:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   290
		ret_val = -E1000_ERR_PHY;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   291
		goto out;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   292
	}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   293
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   294
out:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   295
	return ret_val;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   296
}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   297
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   298
/**
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   299
 *  igb_init_nvm_params_82575 - Init NVM func ptrs.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   300
 *  @hw: pointer to the HW structure
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   301
 **/
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   302
static s32 igb_init_nvm_params_82575(struct e1000_hw *hw)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   303
{
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   304
	struct e1000_nvm_info *nvm = &hw->nvm;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   305
	u32 eecd = rd32(E1000_EECD);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   306
	u16 size;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   307
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   308
	size = (u16)((eecd & E1000_EECD_SIZE_EX_MASK) >>
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   309
		     E1000_EECD_SIZE_EX_SHIFT);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   310
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   311
	/* Added to a constant, "size" becomes the left-shift value
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   312
	 * for setting word_size.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   313
	 */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   314
	size += NVM_WORD_SIZE_BASE_SHIFT;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   315
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   316
	/* Just in case size is out of range, cap it to the largest
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   317
	 * EEPROM size supported
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   318
	 */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   319
	if (size > 15)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   320
		size = 15;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   321
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   322
	nvm->word_size = 1 << size;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   323
	nvm->opcode_bits = 8;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   324
	nvm->delay_usec = 1;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   325
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   326
	switch (nvm->override) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   327
	case e1000_nvm_override_spi_large:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   328
		nvm->page_size = 32;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   329
		nvm->address_bits = 16;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   330
		break;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   331
	case e1000_nvm_override_spi_small:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   332
		nvm->page_size = 8;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   333
		nvm->address_bits = 8;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   334
		break;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   335
	default:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   336
		nvm->page_size = eecd & E1000_EECD_ADDR_BITS ? 32 : 8;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   337
		nvm->address_bits = eecd & E1000_EECD_ADDR_BITS ?
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   338
				    16 : 8;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   339
		break;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   340
	}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   341
	if (nvm->word_size == (1 << 15))
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   342
		nvm->page_size = 128;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   343
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   344
	nvm->type = e1000_nvm_eeprom_spi;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   345
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   346
	/* NVM Function Pointers */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   347
	nvm->ops.acquire = igb_acquire_nvm_82575;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   348
	nvm->ops.release = igb_release_nvm_82575;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   349
	nvm->ops.write = igb_write_nvm_spi;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   350
	nvm->ops.validate = igb_validate_nvm_checksum;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   351
	nvm->ops.update = igb_update_nvm_checksum;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   352
	if (nvm->word_size < (1 << 15))
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   353
		nvm->ops.read = igb_read_nvm_eerd;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   354
	else
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   355
		nvm->ops.read = igb_read_nvm_spi;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   356
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   357
	/* override generic family function pointers for specific descendants */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   358
	switch (hw->mac.type) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   359
	case e1000_82580:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   360
		nvm->ops.validate = igb_validate_nvm_checksum_82580;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   361
		nvm->ops.update = igb_update_nvm_checksum_82580;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   362
		break;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   363
	case e1000_i354:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   364
	case e1000_i350:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   365
		nvm->ops.validate = igb_validate_nvm_checksum_i350;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   366
		nvm->ops.update = igb_update_nvm_checksum_i350;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   367
		break;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   368
	default:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   369
		break;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   370
	}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   371
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   372
	return 0;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   373
}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   374
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   375
/**
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   376
 *  igb_init_mac_params_82575 - Init MAC func ptrs.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   377
 *  @hw: pointer to the HW structure
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   378
 **/
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   379
static s32 igb_init_mac_params_82575(struct e1000_hw *hw)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   380
{
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   381
	struct e1000_mac_info *mac = &hw->mac;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   382
	struct e1000_dev_spec_82575 *dev_spec = &hw->dev_spec._82575;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   383
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   384
	/* Set mta register count */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   385
	mac->mta_reg_count = 128;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   386
	/* Set rar entry count */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   387
	switch (mac->type) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   388
	case e1000_82576:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   389
		mac->rar_entry_count = E1000_RAR_ENTRIES_82576;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   390
		break;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   391
	case e1000_82580:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   392
		mac->rar_entry_count = E1000_RAR_ENTRIES_82580;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   393
		break;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   394
	case e1000_i350:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   395
	case e1000_i354:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   396
		mac->rar_entry_count = E1000_RAR_ENTRIES_I350;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   397
		break;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   398
	default:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   399
		mac->rar_entry_count = E1000_RAR_ENTRIES_82575;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   400
		break;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   401
	}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   402
	/* reset */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   403
	if (mac->type >= e1000_82580)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   404
		mac->ops.reset_hw = igb_reset_hw_82580;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   405
	else
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   406
		mac->ops.reset_hw = igb_reset_hw_82575;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   407
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   408
	if (mac->type >= e1000_i210) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   409
		mac->ops.acquire_swfw_sync = igb_acquire_swfw_sync_i210;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   410
		mac->ops.release_swfw_sync = igb_release_swfw_sync_i210;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   411
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   412
	} else {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   413
		mac->ops.acquire_swfw_sync = igb_acquire_swfw_sync_82575;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   414
		mac->ops.release_swfw_sync = igb_release_swfw_sync_82575;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   415
	}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   416
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   417
	/* Set if part includes ASF firmware */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   418
	mac->asf_firmware_present = true;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   419
	/* Set if manageability features are enabled. */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   420
	mac->arc_subsystem_valid =
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   421
		(rd32(E1000_FWSM) & E1000_FWSM_MODE_MASK)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   422
			? true : false;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   423
	/* enable EEE on i350 parts and later parts */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   424
	if (mac->type >= e1000_i350)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   425
		dev_spec->eee_disable = false;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   426
	else
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   427
		dev_spec->eee_disable = true;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   428
	/* Allow a single clear of the SW semaphore on I210 and newer */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   429
	if (mac->type >= e1000_i210)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   430
		dev_spec->clear_semaphore_once = true;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   431
	/* physical interface link setup */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   432
	mac->ops.setup_physical_interface =
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   433
		(hw->phy.media_type == e1000_media_type_copper)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   434
			? igb_setup_copper_link_82575
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   435
			: igb_setup_serdes_link_82575;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   436
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   437
	if (mac->type == e1000_82580) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   438
		switch (hw->device_id) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   439
		/* feature not supported on these id's */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   440
		case E1000_DEV_ID_DH89XXCC_SGMII:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   441
		case E1000_DEV_ID_DH89XXCC_SERDES:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   442
		case E1000_DEV_ID_DH89XXCC_BACKPLANE:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   443
		case E1000_DEV_ID_DH89XXCC_SFP:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   444
			break;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   445
		default:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   446
			hw->dev_spec._82575.mas_capable = true;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   447
			break;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   448
		}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   449
	}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   450
	return 0;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   451
}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   452
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   453
/**
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   454
 *  igb_set_sfp_media_type_82575 - derives SFP module media type.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   455
 *  @hw: pointer to the HW structure
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   456
 *
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   457
 *  The media type is chosen based on SFP module.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   458
 *  compatibility flags retrieved from SFP ID EEPROM.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   459
 **/
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   460
static s32 igb_set_sfp_media_type_82575(struct e1000_hw *hw)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   461
{
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   462
	s32 ret_val = E1000_ERR_CONFIG;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   463
	u32 ctrl_ext = 0;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   464
	struct e1000_dev_spec_82575 *dev_spec = &hw->dev_spec._82575;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   465
	struct e1000_sfp_flags *eth_flags = &dev_spec->eth_flags;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   466
	u8 tranceiver_type = 0;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   467
	s32 timeout = 3;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   468
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   469
	/* Turn I2C interface ON and power on sfp cage */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   470
	ctrl_ext = rd32(E1000_CTRL_EXT);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   471
	ctrl_ext &= ~E1000_CTRL_EXT_SDP3_DATA;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   472
	wr32(E1000_CTRL_EXT, ctrl_ext | E1000_CTRL_I2C_ENA);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   473
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   474
	wrfl();
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   475
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   476
	/* Read SFP module data */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   477
	while (timeout) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   478
		ret_val = igb_read_sfp_data_byte(hw,
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   479
			E1000_I2CCMD_SFP_DATA_ADDR(E1000_SFF_IDENTIFIER_OFFSET),
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   480
			&tranceiver_type);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   481
		if (ret_val == 0)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   482
			break;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   483
		msleep(100);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   484
		timeout--;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   485
	}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   486
	if (ret_val != 0)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   487
		goto out;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   488
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   489
	ret_val = igb_read_sfp_data_byte(hw,
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   490
			E1000_I2CCMD_SFP_DATA_ADDR(E1000_SFF_ETH_FLAGS_OFFSET),
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   491
			(u8 *)eth_flags);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   492
	if (ret_val != 0)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   493
		goto out;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   494
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   495
	/* Check if there is some SFP module plugged and powered */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   496
	if ((tranceiver_type == E1000_SFF_IDENTIFIER_SFP) ||
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   497
	    (tranceiver_type == E1000_SFF_IDENTIFIER_SFF)) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   498
		dev_spec->module_plugged = true;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   499
		if (eth_flags->e1000_base_lx || eth_flags->e1000_base_sx) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   500
			hw->phy.media_type = e1000_media_type_internal_serdes;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   501
		} else if (eth_flags->e100_base_fx) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   502
			dev_spec->sgmii_active = true;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   503
			hw->phy.media_type = e1000_media_type_internal_serdes;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   504
		} else if (eth_flags->e1000_base_t) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   505
			dev_spec->sgmii_active = true;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   506
			hw->phy.media_type = e1000_media_type_copper;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   507
		} else {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   508
			hw->phy.media_type = e1000_media_type_unknown;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   509
			hw_dbg("PHY module has not been recognized\n");
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   510
			goto out;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   511
		}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   512
	} else {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   513
		hw->phy.media_type = e1000_media_type_unknown;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   514
	}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   515
	ret_val = 0;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   516
out:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   517
	/* Restore I2C interface setting */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   518
	wr32(E1000_CTRL_EXT, ctrl_ext);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   519
	return ret_val;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   520
}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   521
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   522
static s32 igb_get_invariants_82575(struct e1000_hw *hw)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   523
{
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   524
	struct e1000_mac_info *mac = &hw->mac;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   525
	struct e1000_dev_spec_82575 *dev_spec = &hw->dev_spec._82575;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   526
	s32 ret_val;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   527
	u32 ctrl_ext = 0;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   528
	u32 link_mode = 0;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   529
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   530
	switch (hw->device_id) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   531
	case E1000_DEV_ID_82575EB_COPPER:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   532
	case E1000_DEV_ID_82575EB_FIBER_SERDES:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   533
	case E1000_DEV_ID_82575GB_QUAD_COPPER:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   534
		mac->type = e1000_82575;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   535
		break;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   536
	case E1000_DEV_ID_82576:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   537
	case E1000_DEV_ID_82576_NS:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   538
	case E1000_DEV_ID_82576_NS_SERDES:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   539
	case E1000_DEV_ID_82576_FIBER:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   540
	case E1000_DEV_ID_82576_SERDES:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   541
	case E1000_DEV_ID_82576_QUAD_COPPER:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   542
	case E1000_DEV_ID_82576_QUAD_COPPER_ET2:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   543
	case E1000_DEV_ID_82576_SERDES_QUAD:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   544
		mac->type = e1000_82576;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   545
		break;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   546
	case E1000_DEV_ID_82580_COPPER:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   547
	case E1000_DEV_ID_82580_FIBER:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   548
	case E1000_DEV_ID_82580_QUAD_FIBER:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   549
	case E1000_DEV_ID_82580_SERDES:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   550
	case E1000_DEV_ID_82580_SGMII:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   551
	case E1000_DEV_ID_82580_COPPER_DUAL:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   552
	case E1000_DEV_ID_DH89XXCC_SGMII:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   553
	case E1000_DEV_ID_DH89XXCC_SERDES:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   554
	case E1000_DEV_ID_DH89XXCC_BACKPLANE:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   555
	case E1000_DEV_ID_DH89XXCC_SFP:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   556
		mac->type = e1000_82580;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   557
		break;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   558
	case E1000_DEV_ID_I350_COPPER:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   559
	case E1000_DEV_ID_I350_FIBER:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   560
	case E1000_DEV_ID_I350_SERDES:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   561
	case E1000_DEV_ID_I350_SGMII:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   562
		mac->type = e1000_i350;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   563
		break;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   564
	case E1000_DEV_ID_I210_COPPER:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   565
	case E1000_DEV_ID_I210_FIBER:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   566
	case E1000_DEV_ID_I210_SERDES:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   567
	case E1000_DEV_ID_I210_SGMII:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   568
	case E1000_DEV_ID_I210_COPPER_FLASHLESS:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   569
	case E1000_DEV_ID_I210_SERDES_FLASHLESS:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   570
		mac->type = e1000_i210;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   571
		break;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   572
	case E1000_DEV_ID_I211_COPPER:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   573
		mac->type = e1000_i211;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   574
		break;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   575
	case E1000_DEV_ID_I354_BACKPLANE_1GBPS:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   576
	case E1000_DEV_ID_I354_SGMII:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   577
	case E1000_DEV_ID_I354_BACKPLANE_2_5GBPS:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   578
		mac->type = e1000_i354;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   579
		break;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   580
	default:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   581
		return -E1000_ERR_MAC_INIT;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   582
	}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   583
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   584
	/* Set media type */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   585
	/* The 82575 uses bits 22:23 for link mode. The mode can be changed
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   586
	 * based on the EEPROM. We cannot rely upon device ID. There
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   587
	 * is no distinguishable difference between fiber and internal
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   588
	 * SerDes mode on the 82575. There can be an external PHY attached
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   589
	 * on the SGMII interface. For this, we'll set sgmii_active to true.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   590
	 */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   591
	hw->phy.media_type = e1000_media_type_copper;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   592
	dev_spec->sgmii_active = false;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   593
	dev_spec->module_plugged = false;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   594
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   595
	ctrl_ext = rd32(E1000_CTRL_EXT);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   596
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   597
	link_mode = ctrl_ext & E1000_CTRL_EXT_LINK_MODE_MASK;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   598
	switch (link_mode) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   599
	case E1000_CTRL_EXT_LINK_MODE_1000BASE_KX:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   600
		hw->phy.media_type = e1000_media_type_internal_serdes;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   601
		break;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   602
	case E1000_CTRL_EXT_LINK_MODE_SGMII:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   603
		/* Get phy control interface type set (MDIO vs. I2C)*/
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   604
		if (igb_sgmii_uses_mdio_82575(hw)) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   605
			hw->phy.media_type = e1000_media_type_copper;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   606
			dev_spec->sgmii_active = true;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   607
			break;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   608
		}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   609
		/* fall through for I2C based SGMII */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   610
	case E1000_CTRL_EXT_LINK_MODE_PCIE_SERDES:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   611
		/* read media type from SFP EEPROM */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   612
		ret_val = igb_set_sfp_media_type_82575(hw);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   613
		if ((ret_val != 0) ||
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   614
		    (hw->phy.media_type == e1000_media_type_unknown)) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   615
			/* If media type was not identified then return media
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   616
			 * type defined by the CTRL_EXT settings.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   617
			 */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   618
			hw->phy.media_type = e1000_media_type_internal_serdes;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   619
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   620
			if (link_mode == E1000_CTRL_EXT_LINK_MODE_SGMII) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   621
				hw->phy.media_type = e1000_media_type_copper;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   622
				dev_spec->sgmii_active = true;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   623
			}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   624
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   625
			break;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   626
		}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   627
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   628
		/* do not change link mode for 100BaseFX */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   629
		if (dev_spec->eth_flags.e100_base_fx)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   630
			break;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   631
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   632
		/* change current link mode setting */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   633
		ctrl_ext &= ~E1000_CTRL_EXT_LINK_MODE_MASK;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   634
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   635
		if (hw->phy.media_type == e1000_media_type_copper)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   636
			ctrl_ext |= E1000_CTRL_EXT_LINK_MODE_SGMII;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   637
		else
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   638
			ctrl_ext |= E1000_CTRL_EXT_LINK_MODE_PCIE_SERDES;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   639
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   640
		wr32(E1000_CTRL_EXT, ctrl_ext);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   641
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   642
		break;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   643
	default:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   644
		break;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   645
	}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   646
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   647
	/* mac initialization and operations */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   648
	ret_val = igb_init_mac_params_82575(hw);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   649
	if (ret_val)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   650
		goto out;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   651
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   652
	/* NVM initialization */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   653
	ret_val = igb_init_nvm_params_82575(hw);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   654
	switch (hw->mac.type) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   655
	case e1000_i210:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   656
	case e1000_i211:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   657
		ret_val = igb_init_nvm_params_i210(hw);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   658
		break;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   659
	default:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   660
		break;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   661
	}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   662
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   663
	if (ret_val)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   664
		goto out;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   665
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   666
	/* if part supports SR-IOV then initialize mailbox parameters */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   667
	switch (mac->type) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   668
	case e1000_82576:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   669
	case e1000_i350:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   670
		igb_init_mbx_params_pf(hw);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   671
		break;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   672
	default:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   673
		break;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   674
	}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   675
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   676
	/* setup PHY parameters */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   677
	ret_val = igb_init_phy_params_82575(hw);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   678
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   679
out:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   680
	return ret_val;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   681
}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   682
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   683
/**
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   684
 *  igb_acquire_phy_82575 - Acquire rights to access PHY
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   685
 *  @hw: pointer to the HW structure
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   686
 *
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   687
 *  Acquire access rights to the correct PHY.  This is a
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   688
 *  function pointer entry point called by the api module.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   689
 **/
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   690
static s32 igb_acquire_phy_82575(struct e1000_hw *hw)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   691
{
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   692
	u16 mask = E1000_SWFW_PHY0_SM;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   693
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   694
	if (hw->bus.func == E1000_FUNC_1)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   695
		mask = E1000_SWFW_PHY1_SM;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   696
	else if (hw->bus.func == E1000_FUNC_2)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   697
		mask = E1000_SWFW_PHY2_SM;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   698
	else if (hw->bus.func == E1000_FUNC_3)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   699
		mask = E1000_SWFW_PHY3_SM;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   700
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   701
	return hw->mac.ops.acquire_swfw_sync(hw, mask);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   702
}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   703
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   704
/**
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   705
 *  igb_release_phy_82575 - Release rights to access PHY
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   706
 *  @hw: pointer to the HW structure
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   707
 *
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   708
 *  A wrapper to release access rights to the correct PHY.  This is a
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   709
 *  function pointer entry point called by the api module.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   710
 **/
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   711
static void igb_release_phy_82575(struct e1000_hw *hw)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   712
{
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   713
	u16 mask = E1000_SWFW_PHY0_SM;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   714
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   715
	if (hw->bus.func == E1000_FUNC_1)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   716
		mask = E1000_SWFW_PHY1_SM;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   717
	else if (hw->bus.func == E1000_FUNC_2)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   718
		mask = E1000_SWFW_PHY2_SM;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   719
	else if (hw->bus.func == E1000_FUNC_3)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   720
		mask = E1000_SWFW_PHY3_SM;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   721
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   722
	hw->mac.ops.release_swfw_sync(hw, mask);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   723
}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   724
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   725
/**
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   726
 *  igb_read_phy_reg_sgmii_82575 - Read PHY register using sgmii
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   727
 *  @hw: pointer to the HW structure
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   728
 *  @offset: register offset to be read
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   729
 *  @data: pointer to the read data
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   730
 *
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   731
 *  Reads the PHY register at offset using the serial gigabit media independent
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   732
 *  interface and stores the retrieved information in data.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   733
 **/
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   734
static s32 igb_read_phy_reg_sgmii_82575(struct e1000_hw *hw, u32 offset,
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   735
					  u16 *data)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   736
{
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   737
	s32 ret_val = -E1000_ERR_PARAM;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   738
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   739
	if (offset > E1000_MAX_SGMII_PHY_REG_ADDR) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   740
		hw_dbg("PHY Address %u is out of range\n", offset);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   741
		goto out;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   742
	}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   743
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   744
	ret_val = hw->phy.ops.acquire(hw);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   745
	if (ret_val)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   746
		goto out;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   747
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   748
	ret_val = igb_read_phy_reg_i2c(hw, offset, data);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   749
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   750
	hw->phy.ops.release(hw);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   751
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   752
out:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   753
	return ret_val;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   754
}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   755
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   756
/**
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   757
 *  igb_write_phy_reg_sgmii_82575 - Write PHY register using sgmii
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   758
 *  @hw: pointer to the HW structure
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   759
 *  @offset: register offset to write to
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   760
 *  @data: data to write at register offset
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   761
 *
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   762
 *  Writes the data to PHY register at the offset using the serial gigabit
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   763
 *  media independent interface.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   764
 **/
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   765
static s32 igb_write_phy_reg_sgmii_82575(struct e1000_hw *hw, u32 offset,
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   766
					   u16 data)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   767
{
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   768
	s32 ret_val = -E1000_ERR_PARAM;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   769
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   770
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   771
	if (offset > E1000_MAX_SGMII_PHY_REG_ADDR) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   772
		hw_dbg("PHY Address %d is out of range\n", offset);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   773
		goto out;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   774
	}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   775
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   776
	ret_val = hw->phy.ops.acquire(hw);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   777
	if (ret_val)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   778
		goto out;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   779
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   780
	ret_val = igb_write_phy_reg_i2c(hw, offset, data);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   781
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   782
	hw->phy.ops.release(hw);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   783
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   784
out:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   785
	return ret_val;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   786
}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   787
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   788
/**
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   789
 *  igb_get_phy_id_82575 - Retrieve PHY addr and id
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   790
 *  @hw: pointer to the HW structure
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   791
 *
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   792
 *  Retrieves the PHY address and ID for both PHY's which do and do not use
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   793
 *  sgmi interface.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   794
 **/
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   795
static s32 igb_get_phy_id_82575(struct e1000_hw *hw)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   796
{
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   797
	struct e1000_phy_info *phy = &hw->phy;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   798
	s32  ret_val = 0;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   799
	u16 phy_id;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   800
	u32 ctrl_ext;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   801
	u32 mdic;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   802
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   803
	/* Extra read required for some PHY's on i354 */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   804
	if (hw->mac.type == e1000_i354)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   805
		igb_get_phy_id(hw);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   806
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   807
	/* For SGMII PHYs, we try the list of possible addresses until
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   808
	 * we find one that works.  For non-SGMII PHYs
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   809
	 * (e.g. integrated copper PHYs), an address of 1 should
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   810
	 * work.  The result of this function should mean phy->phy_addr
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   811
	 * and phy->id are set correctly.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   812
	 */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   813
	if (!(igb_sgmii_active_82575(hw))) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   814
		phy->addr = 1;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   815
		ret_val = igb_get_phy_id(hw);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   816
		goto out;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   817
	}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   818
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   819
	if (igb_sgmii_uses_mdio_82575(hw)) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   820
		switch (hw->mac.type) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   821
		case e1000_82575:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   822
		case e1000_82576:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   823
			mdic = rd32(E1000_MDIC);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   824
			mdic &= E1000_MDIC_PHY_MASK;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   825
			phy->addr = mdic >> E1000_MDIC_PHY_SHIFT;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   826
			break;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   827
		case e1000_82580:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   828
		case e1000_i350:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   829
		case e1000_i354:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   830
		case e1000_i210:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   831
		case e1000_i211:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   832
			mdic = rd32(E1000_MDICNFG);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   833
			mdic &= E1000_MDICNFG_PHY_MASK;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   834
			phy->addr = mdic >> E1000_MDICNFG_PHY_SHIFT;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   835
			break;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   836
		default:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   837
			ret_val = -E1000_ERR_PHY;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   838
			goto out;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   839
		}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   840
		ret_val = igb_get_phy_id(hw);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   841
		goto out;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   842
	}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   843
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   844
	/* Power on sgmii phy if it is disabled */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   845
	ctrl_ext = rd32(E1000_CTRL_EXT);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   846
	wr32(E1000_CTRL_EXT, ctrl_ext & ~E1000_CTRL_EXT_SDP3_DATA);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   847
	wrfl();
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   848
	msleep(300);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   849
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   850
	/* The address field in the I2CCMD register is 3 bits and 0 is invalid.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   851
	 * Therefore, we need to test 1-7
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   852
	 */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   853
	for (phy->addr = 1; phy->addr < 8; phy->addr++) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   854
		ret_val = igb_read_phy_reg_sgmii_82575(hw, PHY_ID1, &phy_id);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   855
		if (ret_val == 0) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   856
			hw_dbg("Vendor ID 0x%08X read at address %u\n",
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   857
			       phy_id, phy->addr);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   858
			/* At the time of this writing, The M88 part is
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   859
			 * the only supported SGMII PHY product.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   860
			 */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   861
			if (phy_id == M88_VENDOR)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   862
				break;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   863
		} else {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   864
			hw_dbg("PHY address %u was unreadable\n", phy->addr);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   865
		}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   866
	}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   867
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   868
	/* A valid PHY type couldn't be found. */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   869
	if (phy->addr == 8) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   870
		phy->addr = 0;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   871
		ret_val = -E1000_ERR_PHY;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   872
		goto out;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   873
	} else {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   874
		ret_val = igb_get_phy_id(hw);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   875
	}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   876
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   877
	/* restore previous sfp cage power state */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   878
	wr32(E1000_CTRL_EXT, ctrl_ext);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   879
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   880
out:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   881
	return ret_val;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   882
}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   883
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   884
/**
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   885
 *  igb_phy_hw_reset_sgmii_82575 - Performs a PHY reset
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   886
 *  @hw: pointer to the HW structure
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   887
 *
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   888
 *  Resets the PHY using the serial gigabit media independent interface.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   889
 **/
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   890
static s32 igb_phy_hw_reset_sgmii_82575(struct e1000_hw *hw)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   891
{
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   892
	s32 ret_val;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   893
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   894
	/* This isn't a true "hard" reset, but is the only reset
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   895
	 * available to us at this time.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   896
	 */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   897
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   898
	hw_dbg("Soft resetting SGMII attached PHY...\n");
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   899
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   900
	/* SFP documentation requires the following to configure the SPF module
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   901
	 * to work on SGMII.  No further documentation is given.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   902
	 */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   903
	ret_val = hw->phy.ops.write_reg(hw, 0x1B, 0x8084);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   904
	if (ret_val)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   905
		goto out;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   906
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   907
	ret_val = igb_phy_sw_reset(hw);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   908
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   909
out:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   910
	return ret_val;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   911
}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   912
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   913
/**
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   914
 *  igb_set_d0_lplu_state_82575 - Set Low Power Linkup D0 state
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   915
 *  @hw: pointer to the HW structure
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   916
 *  @active: true to enable LPLU, false to disable
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   917
 *
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   918
 *  Sets the LPLU D0 state according to the active flag.  When
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   919
 *  activating LPLU this function also disables smart speed
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   920
 *  and vice versa.  LPLU will not be activated unless the
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   921
 *  device autonegotiation advertisement meets standards of
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   922
 *  either 10 or 10/100 or 10/100/1000 at all duplexes.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   923
 *  This is a function pointer entry point only called by
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   924
 *  PHY setup routines.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   925
 **/
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   926
static s32 igb_set_d0_lplu_state_82575(struct e1000_hw *hw, bool active)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   927
{
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   928
	struct e1000_phy_info *phy = &hw->phy;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   929
	s32 ret_val;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   930
	u16 data;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   931
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   932
	ret_val = phy->ops.read_reg(hw, IGP02E1000_PHY_POWER_MGMT, &data);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   933
	if (ret_val)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   934
		goto out;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   935
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   936
	if (active) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   937
		data |= IGP02E1000_PM_D0_LPLU;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   938
		ret_val = phy->ops.write_reg(hw, IGP02E1000_PHY_POWER_MGMT,
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   939
						 data);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   940
		if (ret_val)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   941
			goto out;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   942
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   943
		/* When LPLU is enabled, we should disable SmartSpeed */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   944
		ret_val = phy->ops.read_reg(hw, IGP01E1000_PHY_PORT_CONFIG,
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   945
						&data);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   946
		data &= ~IGP01E1000_PSCFR_SMART_SPEED;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   947
		ret_val = phy->ops.write_reg(hw, IGP01E1000_PHY_PORT_CONFIG,
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   948
						 data);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   949
		if (ret_val)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   950
			goto out;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   951
	} else {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   952
		data &= ~IGP02E1000_PM_D0_LPLU;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   953
		ret_val = phy->ops.write_reg(hw, IGP02E1000_PHY_POWER_MGMT,
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   954
						 data);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   955
		/* LPLU and SmartSpeed are mutually exclusive.  LPLU is used
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   956
		 * during Dx states where the power conservation is most
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   957
		 * important.  During driver activity we should enable
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   958
		 * SmartSpeed, so performance is maintained.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   959
		 */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   960
		if (phy->smart_speed == e1000_smart_speed_on) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   961
			ret_val = phy->ops.read_reg(hw,
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   962
					IGP01E1000_PHY_PORT_CONFIG, &data);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   963
			if (ret_val)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   964
				goto out;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   965
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   966
			data |= IGP01E1000_PSCFR_SMART_SPEED;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   967
			ret_val = phy->ops.write_reg(hw,
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   968
					IGP01E1000_PHY_PORT_CONFIG, data);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   969
			if (ret_val)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   970
				goto out;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   971
		} else if (phy->smart_speed == e1000_smart_speed_off) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   972
			ret_val = phy->ops.read_reg(hw,
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   973
					IGP01E1000_PHY_PORT_CONFIG, &data);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   974
			if (ret_val)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   975
				goto out;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   976
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   977
			data &= ~IGP01E1000_PSCFR_SMART_SPEED;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   978
			ret_val = phy->ops.write_reg(hw,
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   979
					IGP01E1000_PHY_PORT_CONFIG, data);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   980
			if (ret_val)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   981
				goto out;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   982
		}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   983
	}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   984
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   985
out:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   986
	return ret_val;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   987
}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   988
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   989
/**
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   990
 *  igb_set_d0_lplu_state_82580 - Set Low Power Linkup D0 state
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   991
 *  @hw: pointer to the HW structure
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   992
 *  @active: true to enable LPLU, false to disable
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   993
 *
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   994
 *  Sets the LPLU D0 state according to the active flag.  When
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   995
 *  activating LPLU this function also disables smart speed
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   996
 *  and vice versa.  LPLU will not be activated unless the
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   997
 *  device autonegotiation advertisement meets standards of
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   998
 *  either 10 or 10/100 or 10/100/1000 at all duplexes.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
   999
 *  This is a function pointer entry point only called by
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1000
 *  PHY setup routines.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1001
 **/
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1002
static s32 igb_set_d0_lplu_state_82580(struct e1000_hw *hw, bool active)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1003
{
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1004
	struct e1000_phy_info *phy = &hw->phy;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1005
	u16 data;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1006
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1007
	data = rd32(E1000_82580_PHY_POWER_MGMT);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1008
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1009
	if (active) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1010
		data |= E1000_82580_PM_D0_LPLU;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1011
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1012
		/* When LPLU is enabled, we should disable SmartSpeed */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1013
		data &= ~E1000_82580_PM_SPD;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1014
	} else {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1015
		data &= ~E1000_82580_PM_D0_LPLU;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1016
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1017
		/* LPLU and SmartSpeed are mutually exclusive.  LPLU is used
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1018
		 * during Dx states where the power conservation is most
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1019
		 * important.  During driver activity we should enable
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1020
		 * SmartSpeed, so performance is maintained.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1021
		 */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1022
		if (phy->smart_speed == e1000_smart_speed_on)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1023
			data |= E1000_82580_PM_SPD;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1024
		else if (phy->smart_speed == e1000_smart_speed_off)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1025
			data &= ~E1000_82580_PM_SPD; }
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1026
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1027
	wr32(E1000_82580_PHY_POWER_MGMT, data);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1028
	return 0;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1029
}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1030
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1031
/**
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1032
 *  igb_set_d3_lplu_state_82580 - Sets low power link up state for D3
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1033
 *  @hw: pointer to the HW structure
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1034
 *  @active: boolean used to enable/disable lplu
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1035
 *
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1036
 *  Success returns 0, Failure returns 1
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1037
 *
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1038
 *  The low power link up (lplu) state is set to the power management level D3
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1039
 *  and SmartSpeed is disabled when active is true, else clear lplu for D3
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1040
 *  and enable Smartspeed.  LPLU and Smartspeed are mutually exclusive.  LPLU
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1041
 *  is used during Dx states where the power conservation is most important.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1042
 *  During driver activity, SmartSpeed should be enabled so performance is
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1043
 *  maintained.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1044
 **/
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1045
static s32 igb_set_d3_lplu_state_82580(struct e1000_hw *hw, bool active)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1046
{
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1047
	struct e1000_phy_info *phy = &hw->phy;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1048
	u16 data;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1049
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1050
	data = rd32(E1000_82580_PHY_POWER_MGMT);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1051
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1052
	if (!active) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1053
		data &= ~E1000_82580_PM_D3_LPLU;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1054
		/* LPLU and SmartSpeed are mutually exclusive.  LPLU is used
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1055
		 * during Dx states where the power conservation is most
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1056
		 * important.  During driver activity we should enable
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1057
		 * SmartSpeed, so performance is maintained.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1058
		 */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1059
		if (phy->smart_speed == e1000_smart_speed_on)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1060
			data |= E1000_82580_PM_SPD;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1061
		else if (phy->smart_speed == e1000_smart_speed_off)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1062
			data &= ~E1000_82580_PM_SPD;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1063
	} else if ((phy->autoneg_advertised == E1000_ALL_SPEED_DUPLEX) ||
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1064
		   (phy->autoneg_advertised == E1000_ALL_NOT_GIG) ||
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1065
		   (phy->autoneg_advertised == E1000_ALL_10_SPEED)) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1066
		data |= E1000_82580_PM_D3_LPLU;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1067
		/* When LPLU is enabled, we should disable SmartSpeed */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1068
		data &= ~E1000_82580_PM_SPD;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1069
	}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1070
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1071
	wr32(E1000_82580_PHY_POWER_MGMT, data);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1072
	return 0;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1073
}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1074
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1075
/**
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1076
 *  igb_acquire_nvm_82575 - Request for access to EEPROM
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1077
 *  @hw: pointer to the HW structure
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1078
 *
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1079
 *  Acquire the necessary semaphores for exclusive access to the EEPROM.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1080
 *  Set the EEPROM access request bit and wait for EEPROM access grant bit.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1081
 *  Return successful if access grant bit set, else clear the request for
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1082
 *  EEPROM access and return -E1000_ERR_NVM (-1).
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1083
 **/
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1084
static s32 igb_acquire_nvm_82575(struct e1000_hw *hw)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1085
{
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1086
	s32 ret_val;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1087
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1088
	ret_val = hw->mac.ops.acquire_swfw_sync(hw, E1000_SWFW_EEP_SM);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1089
	if (ret_val)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1090
		goto out;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1091
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1092
	ret_val = igb_acquire_nvm(hw);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1093
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1094
	if (ret_val)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1095
		hw->mac.ops.release_swfw_sync(hw, E1000_SWFW_EEP_SM);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1096
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1097
out:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1098
	return ret_val;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1099
}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1100
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1101
/**
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1102
 *  igb_release_nvm_82575 - Release exclusive access to EEPROM
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1103
 *  @hw: pointer to the HW structure
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1104
 *
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1105
 *  Stop any current commands to the EEPROM and clear the EEPROM request bit,
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1106
 *  then release the semaphores acquired.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1107
 **/
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1108
static void igb_release_nvm_82575(struct e1000_hw *hw)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1109
{
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1110
	igb_release_nvm(hw);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1111
	hw->mac.ops.release_swfw_sync(hw, E1000_SWFW_EEP_SM);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1112
}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1113
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1114
/**
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1115
 *  igb_acquire_swfw_sync_82575 - Acquire SW/FW semaphore
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1116
 *  @hw: pointer to the HW structure
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1117
 *  @mask: specifies which semaphore to acquire
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1118
 *
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1119
 *  Acquire the SW/FW semaphore to access the PHY or NVM.  The mask
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1120
 *  will also specify which port we're acquiring the lock for.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1121
 **/
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1122
static s32 igb_acquire_swfw_sync_82575(struct e1000_hw *hw, u16 mask)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1123
{
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1124
	u32 swfw_sync;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1125
	u32 swmask = mask;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1126
	u32 fwmask = mask << 16;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1127
	s32 ret_val = 0;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1128
	s32 i = 0, timeout = 200; /* FIXME: find real value to use here */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1129
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1130
	while (i < timeout) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1131
		if (igb_get_hw_semaphore(hw)) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1132
			ret_val = -E1000_ERR_SWFW_SYNC;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1133
			goto out;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1134
		}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1135
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1136
		swfw_sync = rd32(E1000_SW_FW_SYNC);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1137
		if (!(swfw_sync & (fwmask | swmask)))
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1138
			break;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1139
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1140
		/* Firmware currently using resource (fwmask)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1141
		 * or other software thread using resource (swmask)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1142
		 */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1143
		igb_put_hw_semaphore(hw);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1144
		mdelay(5);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1145
		i++;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1146
	}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1147
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1148
	if (i == timeout) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1149
		hw_dbg("Driver can't access resource, SW_FW_SYNC timeout.\n");
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1150
		ret_val = -E1000_ERR_SWFW_SYNC;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1151
		goto out;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1152
	}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1153
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1154
	swfw_sync |= swmask;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1155
	wr32(E1000_SW_FW_SYNC, swfw_sync);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1156
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1157
	igb_put_hw_semaphore(hw);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1158
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1159
out:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1160
	return ret_val;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1161
}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1162
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1163
/**
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1164
 *  igb_release_swfw_sync_82575 - Release SW/FW semaphore
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1165
 *  @hw: pointer to the HW structure
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1166
 *  @mask: specifies which semaphore to acquire
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1167
 *
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1168
 *  Release the SW/FW semaphore used to access the PHY or NVM.  The mask
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1169
 *  will also specify which port we're releasing the lock for.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1170
 **/
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1171
static void igb_release_swfw_sync_82575(struct e1000_hw *hw, u16 mask)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1172
{
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1173
	u32 swfw_sync;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1174
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1175
	while (igb_get_hw_semaphore(hw) != 0)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1176
		; /* Empty */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1177
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1178
	swfw_sync = rd32(E1000_SW_FW_SYNC);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1179
	swfw_sync &= ~mask;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1180
	wr32(E1000_SW_FW_SYNC, swfw_sync);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1181
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1182
	igb_put_hw_semaphore(hw);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1183
}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1184
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1185
/**
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1186
 *  igb_get_cfg_done_82575 - Read config done bit
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1187
 *  @hw: pointer to the HW structure
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1188
 *
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1189
 *  Read the management control register for the config done bit for
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1190
 *  completion status.  NOTE: silicon which is EEPROM-less will fail trying
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1191
 *  to read the config done bit, so an error is *ONLY* logged and returns
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1192
 *  0.  If we were to return with error, EEPROM-less silicon
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1193
 *  would not be able to be reset or change link.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1194
 **/
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1195
static s32 igb_get_cfg_done_82575(struct e1000_hw *hw)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1196
{
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1197
	s32 timeout = PHY_CFG_TIMEOUT;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1198
	u32 mask = E1000_NVM_CFG_DONE_PORT_0;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1199
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1200
	if (hw->bus.func == 1)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1201
		mask = E1000_NVM_CFG_DONE_PORT_1;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1202
	else if (hw->bus.func == E1000_FUNC_2)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1203
		mask = E1000_NVM_CFG_DONE_PORT_2;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1204
	else if (hw->bus.func == E1000_FUNC_3)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1205
		mask = E1000_NVM_CFG_DONE_PORT_3;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1206
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1207
	while (timeout) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1208
		if (rd32(E1000_EEMNGCTL) & mask)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1209
			break;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1210
		usleep_range(1000, 2000);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1211
		timeout--;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1212
	}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1213
	if (!timeout)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1214
		hw_dbg("MNG configuration cycle has not completed.\n");
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1215
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1216
	/* If EEPROM is not marked present, init the PHY manually */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1217
	if (((rd32(E1000_EECD) & E1000_EECD_PRES) == 0) &&
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1218
	    (hw->phy.type == e1000_phy_igp_3))
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1219
		igb_phy_init_script_igp3(hw);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1220
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1221
	return 0;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1222
}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1223
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1224
/**
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1225
 *  igb_get_link_up_info_82575 - Get link speed/duplex info
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1226
 *  @hw: pointer to the HW structure
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1227
 *  @speed: stores the current speed
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1228
 *  @duplex: stores the current duplex
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1229
 *
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1230
 *  This is a wrapper function, if using the serial gigabit media independent
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1231
 *  interface, use PCS to retrieve the link speed and duplex information.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1232
 *  Otherwise, use the generic function to get the link speed and duplex info.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1233
 **/
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1234
static s32 igb_get_link_up_info_82575(struct e1000_hw *hw, u16 *speed,
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1235
					u16 *duplex)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1236
{
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1237
	s32 ret_val;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1238
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1239
	if (hw->phy.media_type != e1000_media_type_copper)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1240
		ret_val = igb_get_pcs_speed_and_duplex_82575(hw, speed,
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1241
							       duplex);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1242
	else
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1243
		ret_val = igb_get_speed_and_duplex_copper(hw, speed,
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1244
								    duplex);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1245
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1246
	return ret_val;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1247
}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1248
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1249
/**
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1250
 *  igb_check_for_link_82575 - Check for link
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1251
 *  @hw: pointer to the HW structure
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1252
 *
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1253
 *  If sgmii is enabled, then use the pcs register to determine link, otherwise
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1254
 *  use the generic interface for determining link.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1255
 **/
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1256
static s32 igb_check_for_link_82575(struct e1000_hw *hw)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1257
{
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1258
	s32 ret_val;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1259
	u16 speed, duplex;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1260
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1261
	if (hw->phy.media_type != e1000_media_type_copper) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1262
		ret_val = igb_get_pcs_speed_and_duplex_82575(hw, &speed,
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1263
							     &duplex);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1264
		/* Use this flag to determine if link needs to be checked or
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1265
		 * not.  If  we have link clear the flag so that we do not
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1266
		 * continue to check for link.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1267
		 */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1268
		hw->mac.get_link_status = !hw->mac.serdes_has_link;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1269
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1270
		/* Configure Flow Control now that Auto-Neg has completed.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1271
		 * First, we need to restore the desired flow control
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1272
		 * settings because we may have had to re-autoneg with a
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1273
		 * different link partner.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1274
		 */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1275
		ret_val = igb_config_fc_after_link_up(hw);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1276
		if (ret_val)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1277
			hw_dbg("Error configuring flow control\n");
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1278
	} else {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1279
		ret_val = igb_check_for_copper_link(hw);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1280
	}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1281
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1282
	return ret_val;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1283
}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1284
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1285
/**
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1286
 *  igb_power_up_serdes_link_82575 - Power up the serdes link after shutdown
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1287
 *  @hw: pointer to the HW structure
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1288
 **/
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1289
void igb_power_up_serdes_link_82575(struct e1000_hw *hw)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1290
{
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1291
	u32 reg;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1292
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1293
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1294
	if ((hw->phy.media_type != e1000_media_type_internal_serdes) &&
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1295
	    !igb_sgmii_active_82575(hw))
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1296
		return;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1297
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1298
	/* Enable PCS to turn on link */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1299
	reg = rd32(E1000_PCS_CFG0);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1300
	reg |= E1000_PCS_CFG_PCS_EN;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1301
	wr32(E1000_PCS_CFG0, reg);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1302
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1303
	/* Power up the laser */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1304
	reg = rd32(E1000_CTRL_EXT);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1305
	reg &= ~E1000_CTRL_EXT_SDP3_DATA;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1306
	wr32(E1000_CTRL_EXT, reg);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1307
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1308
	/* flush the write to verify completion */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1309
	wrfl();
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1310
	usleep_range(1000, 2000);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1311
}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1312
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1313
/**
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1314
 *  igb_get_pcs_speed_and_duplex_82575 - Retrieve current speed/duplex
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1315
 *  @hw: pointer to the HW structure
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1316
 *  @speed: stores the current speed
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1317
 *  @duplex: stores the current duplex
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1318
 *
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1319
 *  Using the physical coding sub-layer (PCS), retrieve the current speed and
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1320
 *  duplex, then store the values in the pointers provided.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1321
 **/
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1322
static s32 igb_get_pcs_speed_and_duplex_82575(struct e1000_hw *hw, u16 *speed,
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1323
						u16 *duplex)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1324
{
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1325
	struct e1000_mac_info *mac = &hw->mac;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1326
	u32 pcs, status;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1327
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1328
	/* Set up defaults for the return values of this function */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1329
	mac->serdes_has_link = false;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1330
	*speed = 0;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1331
	*duplex = 0;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1332
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1333
	/* Read the PCS Status register for link state. For non-copper mode,
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1334
	 * the status register is not accurate. The PCS status register is
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1335
	 * used instead.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1336
	 */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1337
	pcs = rd32(E1000_PCS_LSTAT);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1338
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1339
	/* The link up bit determines when link is up on autoneg. The sync ok
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1340
	 * gets set once both sides sync up and agree upon link. Stable link
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1341
	 * can be determined by checking for both link up and link sync ok
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1342
	 */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1343
	if ((pcs & E1000_PCS_LSTS_LINK_OK) && (pcs & E1000_PCS_LSTS_SYNK_OK)) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1344
		mac->serdes_has_link = true;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1345
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1346
		/* Detect and store PCS speed */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1347
		if (pcs & E1000_PCS_LSTS_SPEED_1000)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1348
			*speed = SPEED_1000;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1349
		else if (pcs & E1000_PCS_LSTS_SPEED_100)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1350
			*speed = SPEED_100;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1351
		else
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1352
			*speed = SPEED_10;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1353
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1354
		/* Detect and store PCS duplex */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1355
		if (pcs & E1000_PCS_LSTS_DUPLEX_FULL)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1356
			*duplex = FULL_DUPLEX;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1357
		else
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1358
			*duplex = HALF_DUPLEX;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1359
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1360
	/* Check if it is an I354 2.5Gb backplane connection. */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1361
		if (mac->type == e1000_i354) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1362
			status = rd32(E1000_STATUS);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1363
			if ((status & E1000_STATUS_2P5_SKU) &&
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1364
			    !(status & E1000_STATUS_2P5_SKU_OVER)) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1365
				*speed = SPEED_2500;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1366
				*duplex = FULL_DUPLEX;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1367
				hw_dbg("2500 Mbs, ");
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1368
				hw_dbg("Full Duplex\n");
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1369
			}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1370
		}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1371
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1372
	}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1373
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1374
	return 0;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1375
}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1376
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1377
/**
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1378
 *  igb_shutdown_serdes_link_82575 - Remove link during power down
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1379
 *  @hw: pointer to the HW structure
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1380
 *
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1381
 *  In the case of fiber serdes, shut down optics and PCS on driver unload
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1382
 *  when management pass thru is not enabled.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1383
 **/
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1384
void igb_shutdown_serdes_link_82575(struct e1000_hw *hw)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1385
{
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1386
	u32 reg;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1387
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1388
	if (hw->phy.media_type != e1000_media_type_internal_serdes &&
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1389
	    igb_sgmii_active_82575(hw))
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1390
		return;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1391
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1392
	if (!igb_enable_mng_pass_thru(hw)) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1393
		/* Disable PCS to turn off link */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1394
		reg = rd32(E1000_PCS_CFG0);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1395
		reg &= ~E1000_PCS_CFG_PCS_EN;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1396
		wr32(E1000_PCS_CFG0, reg);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1397
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1398
		/* shutdown the laser */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1399
		reg = rd32(E1000_CTRL_EXT);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1400
		reg |= E1000_CTRL_EXT_SDP3_DATA;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1401
		wr32(E1000_CTRL_EXT, reg);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1402
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1403
		/* flush the write to verify completion */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1404
		wrfl();
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1405
		usleep_range(1000, 2000);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1406
	}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1407
}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1408
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1409
/**
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1410
 *  igb_reset_hw_82575 - Reset hardware
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1411
 *  @hw: pointer to the HW structure
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1412
 *
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1413
 *  This resets the hardware into a known state.  This is a
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1414
 *  function pointer entry point called by the api module.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1415
 **/
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1416
static s32 igb_reset_hw_82575(struct e1000_hw *hw)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1417
{
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1418
	u32 ctrl;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1419
	s32 ret_val;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1420
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1421
	/* Prevent the PCI-E bus from sticking if there is no TLP connection
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1422
	 * on the last TLP read/write transaction when MAC is reset.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1423
	 */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1424
	ret_val = igb_disable_pcie_master(hw);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1425
	if (ret_val)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1426
		hw_dbg("PCI-E Master disable polling has failed.\n");
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1427
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1428
	/* set the completion timeout for interface */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1429
	ret_val = igb_set_pcie_completion_timeout(hw);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1430
	if (ret_val)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1431
		hw_dbg("PCI-E Set completion timeout has failed.\n");
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1432
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1433
	hw_dbg("Masking off all interrupts\n");
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1434
	wr32(E1000_IMC, 0xffffffff);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1435
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1436
	wr32(E1000_RCTL, 0);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1437
	wr32(E1000_TCTL, E1000_TCTL_PSP);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1438
	wrfl();
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1439
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1440
	usleep_range(10000, 20000);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1441
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1442
	ctrl = rd32(E1000_CTRL);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1443
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1444
	hw_dbg("Issuing a global reset to MAC\n");
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1445
	wr32(E1000_CTRL, ctrl | E1000_CTRL_RST);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1446
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1447
	ret_val = igb_get_auto_rd_done(hw);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1448
	if (ret_val) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1449
		/* When auto config read does not complete, do not
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1450
		 * return with an error. This can happen in situations
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1451
		 * where there is no eeprom and prevents getting link.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1452
		 */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1453
		hw_dbg("Auto Read Done did not complete\n");
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1454
	}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1455
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1456
	/* If EEPROM is not present, run manual init scripts */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1457
	if ((rd32(E1000_EECD) & E1000_EECD_PRES) == 0)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1458
		igb_reset_init_script_82575(hw);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1459
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1460
	/* Clear any pending interrupt events. */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1461
	wr32(E1000_IMC, 0xffffffff);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1462
	rd32(E1000_ICR);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1463
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1464
	/* Install any alternate MAC address into RAR0 */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1465
	ret_val = igb_check_alt_mac_addr(hw);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1466
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1467
	return ret_val;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1468
}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1469
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1470
/**
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1471
 *  igb_init_hw_82575 - Initialize hardware
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1472
 *  @hw: pointer to the HW structure
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1473
 *
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1474
 *  This inits the hardware readying it for operation.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1475
 **/
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1476
static s32 igb_init_hw_82575(struct e1000_hw *hw)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1477
{
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1478
	struct e1000_mac_info *mac = &hw->mac;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1479
	s32 ret_val;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1480
	u16 i, rar_count = mac->rar_entry_count;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1481
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1482
	if ((hw->mac.type >= e1000_i210) &&
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1483
	    !(igb_get_flash_presence_i210(hw))) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1484
		ret_val = igb_pll_workaround_i210(hw);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1485
		if (ret_val)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1486
			return ret_val;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1487
	}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1488
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1489
	/* Initialize identification LED */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1490
	ret_val = igb_id_led_init(hw);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1491
	if (ret_val) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1492
		hw_dbg("Error initializing identification LED\n");
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1493
		/* This is not fatal and we should not stop init due to this */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1494
	}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1495
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1496
	/* Disabling VLAN filtering */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1497
	hw_dbg("Initializing the IEEE VLAN\n");
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1498
	if ((hw->mac.type == e1000_i350) || (hw->mac.type == e1000_i354))
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1499
		igb_clear_vfta_i350(hw);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1500
	else
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1501
		igb_clear_vfta(hw);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1502
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1503
	/* Setup the receive address */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1504
	igb_init_rx_addrs(hw, rar_count);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1505
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1506
	/* Zero out the Multicast HASH table */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1507
	hw_dbg("Zeroing the MTA\n");
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1508
	for (i = 0; i < mac->mta_reg_count; i++)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1509
		array_wr32(E1000_MTA, i, 0);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1510
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1511
	/* Zero out the Unicast HASH table */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1512
	hw_dbg("Zeroing the UTA\n");
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1513
	for (i = 0; i < mac->uta_reg_count; i++)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1514
		array_wr32(E1000_UTA, i, 0);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1515
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1516
	/* Setup link and flow control */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1517
	ret_val = igb_setup_link(hw);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1518
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1519
	/* Clear all of the statistics registers (clear on read).  It is
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1520
	 * important that we do this after we have tried to establish link
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1521
	 * because the symbol error count will increment wildly if there
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1522
	 * is no link.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1523
	 */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1524
	igb_clear_hw_cntrs_82575(hw);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1525
	return ret_val;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1526
}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1527
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1528
/**
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1529
 *  igb_setup_copper_link_82575 - Configure copper link settings
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1530
 *  @hw: pointer to the HW structure
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1531
 *
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1532
 *  Configures the link for auto-neg or forced speed and duplex.  Then we check
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1533
 *  for link, once link is established calls to configure collision distance
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1534
 *  and flow control are called.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1535
 **/
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1536
static s32 igb_setup_copper_link_82575(struct e1000_hw *hw)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1537
{
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1538
	u32 ctrl;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1539
	s32  ret_val;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1540
	u32 phpm_reg;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1541
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1542
	ctrl = rd32(E1000_CTRL);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1543
	ctrl |= E1000_CTRL_SLU;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1544
	ctrl &= ~(E1000_CTRL_FRCSPD | E1000_CTRL_FRCDPX);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1545
	wr32(E1000_CTRL, ctrl);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1546
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1547
	/* Clear Go Link Disconnect bit on supported devices */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1548
	switch (hw->mac.type) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1549
	case e1000_82580:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1550
	case e1000_i350:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1551
	case e1000_i210:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1552
	case e1000_i211:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1553
		phpm_reg = rd32(E1000_82580_PHY_POWER_MGMT);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1554
		phpm_reg &= ~E1000_82580_PM_GO_LINKD;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1555
		wr32(E1000_82580_PHY_POWER_MGMT, phpm_reg);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1556
		break;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1557
	default:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1558
		break;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1559
	}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1560
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1561
	ret_val = igb_setup_serdes_link_82575(hw);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1562
	if (ret_val)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1563
		goto out;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1564
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1565
	if (igb_sgmii_active_82575(hw) && !hw->phy.reset_disable) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1566
		/* allow time for SFP cage time to power up phy */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1567
		msleep(300);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1568
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1569
		ret_val = hw->phy.ops.reset(hw);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1570
		if (ret_val) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1571
			hw_dbg("Error resetting the PHY.\n");
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1572
			goto out;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1573
		}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1574
	}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1575
	switch (hw->phy.type) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1576
	case e1000_phy_i210:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1577
	case e1000_phy_m88:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1578
		switch (hw->phy.id) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1579
		case I347AT4_E_PHY_ID:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1580
		case M88E1112_E_PHY_ID:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1581
		case M88E1543_E_PHY_ID:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1582
		case I210_I_PHY_ID:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1583
			ret_val = igb_copper_link_setup_m88_gen2(hw);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1584
			break;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1585
		default:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1586
			ret_val = igb_copper_link_setup_m88(hw);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1587
			break;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1588
		}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1589
		break;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1590
	case e1000_phy_igp_3:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1591
		ret_val = igb_copper_link_setup_igp(hw);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1592
		break;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1593
	case e1000_phy_82580:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1594
		ret_val = igb_copper_link_setup_82580(hw);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1595
		break;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1596
	default:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1597
		ret_val = -E1000_ERR_PHY;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1598
		break;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1599
	}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1600
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1601
	if (ret_val)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1602
		goto out;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1603
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1604
	ret_val = igb_setup_copper_link(hw);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1605
out:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1606
	return ret_val;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1607
}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1608
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1609
/**
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1610
 *  igb_setup_serdes_link_82575 - Setup link for serdes
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1611
 *  @hw: pointer to the HW structure
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1612
 *
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1613
 *  Configure the physical coding sub-layer (PCS) link.  The PCS link is
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1614
 *  used on copper connections where the serialized gigabit media independent
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1615
 *  interface (sgmii), or serdes fiber is being used.  Configures the link
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1616
 *  for auto-negotiation or forces speed/duplex.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1617
 **/
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1618
static s32 igb_setup_serdes_link_82575(struct e1000_hw *hw)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1619
{
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1620
	u32 ctrl_ext, ctrl_reg, reg, anadv_reg;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1621
	bool pcs_autoneg;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1622
	s32 ret_val = 0;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1623
	u16 data;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1624
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1625
	if ((hw->phy.media_type != e1000_media_type_internal_serdes) &&
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1626
	    !igb_sgmii_active_82575(hw))
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1627
		return ret_val;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1628
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1629
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1630
	/* On the 82575, SerDes loopback mode persists until it is
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1631
	 * explicitly turned off or a power cycle is performed.  A read to
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1632
	 * the register does not indicate its status.  Therefore, we ensure
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1633
	 * loopback mode is disabled during initialization.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1634
	 */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1635
	wr32(E1000_SCTL, E1000_SCTL_DISABLE_SERDES_LOOPBACK);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1636
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1637
	/* power on the sfp cage if present and turn on I2C */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1638
	ctrl_ext = rd32(E1000_CTRL_EXT);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1639
	ctrl_ext &= ~E1000_CTRL_EXT_SDP3_DATA;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1640
	ctrl_ext |= E1000_CTRL_I2C_ENA;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1641
	wr32(E1000_CTRL_EXT, ctrl_ext);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1642
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1643
	ctrl_reg = rd32(E1000_CTRL);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1644
	ctrl_reg |= E1000_CTRL_SLU;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1645
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1646
	if (hw->mac.type == e1000_82575 || hw->mac.type == e1000_82576) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1647
		/* set both sw defined pins */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1648
		ctrl_reg |= E1000_CTRL_SWDPIN0 | E1000_CTRL_SWDPIN1;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1649
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1650
		/* Set switch control to serdes energy detect */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1651
		reg = rd32(E1000_CONNSW);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1652
		reg |= E1000_CONNSW_ENRGSRC;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1653
		wr32(E1000_CONNSW, reg);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1654
	}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1655
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1656
	reg = rd32(E1000_PCS_LCTL);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1657
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1658
	/* default pcs_autoneg to the same setting as mac autoneg */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1659
	pcs_autoneg = hw->mac.autoneg;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1660
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1661
	switch (ctrl_ext & E1000_CTRL_EXT_LINK_MODE_MASK) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1662
	case E1000_CTRL_EXT_LINK_MODE_SGMII:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1663
		/* sgmii mode lets the phy handle forcing speed/duplex */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1664
		pcs_autoneg = true;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1665
		/* autoneg time out should be disabled for SGMII mode */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1666
		reg &= ~(E1000_PCS_LCTL_AN_TIMEOUT);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1667
		break;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1668
	case E1000_CTRL_EXT_LINK_MODE_1000BASE_KX:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1669
		/* disable PCS autoneg and support parallel detect only */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1670
		pcs_autoneg = false;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1671
	default:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1672
		if (hw->mac.type == e1000_82575 ||
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1673
		    hw->mac.type == e1000_82576) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1674
			ret_val = hw->nvm.ops.read(hw, NVM_COMPAT, 1, &data);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1675
			if (ret_val) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1676
				hw_dbg(KERN_DEBUG "NVM Read Error\n\n");
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1677
				return ret_val;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1678
			}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1679
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1680
			if (data & E1000_EEPROM_PCS_AUTONEG_DISABLE_BIT)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1681
				pcs_autoneg = false;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1682
		}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1683
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1684
		/* non-SGMII modes only supports a speed of 1000/Full for the
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1685
		 * link so it is best to just force the MAC and let the pcs
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1686
		 * link either autoneg or be forced to 1000/Full
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1687
		 */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1688
		ctrl_reg |= E1000_CTRL_SPD_1000 | E1000_CTRL_FRCSPD |
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1689
				E1000_CTRL_FD | E1000_CTRL_FRCDPX;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1690
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1691
		/* set speed of 1000/Full if speed/duplex is forced */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1692
		reg |= E1000_PCS_LCTL_FSV_1000 | E1000_PCS_LCTL_FDV_FULL;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1693
		break;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1694
	}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1695
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1696
	wr32(E1000_CTRL, ctrl_reg);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1697
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1698
	/* New SerDes mode allows for forcing speed or autonegotiating speed
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1699
	 * at 1gb. Autoneg should be default set by most drivers. This is the
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1700
	 * mode that will be compatible with older link partners and switches.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1701
	 * However, both are supported by the hardware and some drivers/tools.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1702
	 */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1703
	reg &= ~(E1000_PCS_LCTL_AN_ENABLE | E1000_PCS_LCTL_FLV_LINK_UP |
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1704
		E1000_PCS_LCTL_FSD | E1000_PCS_LCTL_FORCE_LINK);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1705
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1706
	if (pcs_autoneg) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1707
		/* Set PCS register for autoneg */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1708
		reg |= E1000_PCS_LCTL_AN_ENABLE | /* Enable Autoneg */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1709
		       E1000_PCS_LCTL_AN_RESTART; /* Restart autoneg */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1710
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1711
		/* Disable force flow control for autoneg */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1712
		reg &= ~E1000_PCS_LCTL_FORCE_FCTRL;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1713
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1714
		/* Configure flow control advertisement for autoneg */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1715
		anadv_reg = rd32(E1000_PCS_ANADV);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1716
		anadv_reg &= ~(E1000_TXCW_ASM_DIR | E1000_TXCW_PAUSE);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1717
		switch (hw->fc.requested_mode) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1718
		case e1000_fc_full:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1719
		case e1000_fc_rx_pause:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1720
			anadv_reg |= E1000_TXCW_ASM_DIR;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1721
			anadv_reg |= E1000_TXCW_PAUSE;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1722
			break;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1723
		case e1000_fc_tx_pause:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1724
			anadv_reg |= E1000_TXCW_ASM_DIR;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1725
			break;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1726
		default:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1727
			break;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1728
		}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1729
		wr32(E1000_PCS_ANADV, anadv_reg);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1730
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1731
		hw_dbg("Configuring Autoneg:PCS_LCTL=0x%08X\n", reg);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1732
	} else {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1733
		/* Set PCS register for forced link */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1734
		reg |= E1000_PCS_LCTL_FSD;        /* Force Speed */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1735
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1736
		/* Force flow control for forced link */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1737
		reg |= E1000_PCS_LCTL_FORCE_FCTRL;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1738
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1739
		hw_dbg("Configuring Forced Link:PCS_LCTL=0x%08X\n", reg);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1740
	}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1741
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1742
	wr32(E1000_PCS_LCTL, reg);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1743
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1744
	if (!pcs_autoneg && !igb_sgmii_active_82575(hw))
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1745
		igb_force_mac_fc(hw);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1746
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1747
	return ret_val;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1748
}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1749
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1750
/**
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1751
 *  igb_sgmii_active_82575 - Return sgmii state
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1752
 *  @hw: pointer to the HW structure
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1753
 *
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1754
 *  82575 silicon has a serialized gigabit media independent interface (sgmii)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1755
 *  which can be enabled for use in the embedded applications.  Simply
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1756
 *  return the current state of the sgmii interface.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1757
 **/
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1758
static bool igb_sgmii_active_82575(struct e1000_hw *hw)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1759
{
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1760
	struct e1000_dev_spec_82575 *dev_spec = &hw->dev_spec._82575;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1761
	return dev_spec->sgmii_active;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1762
}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1763
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1764
/**
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1765
 *  igb_reset_init_script_82575 - Inits HW defaults after reset
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1766
 *  @hw: pointer to the HW structure
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1767
 *
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1768
 *  Inits recommended HW defaults after a reset when there is no EEPROM
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1769
 *  detected. This is only for the 82575.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1770
 **/
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1771
static s32 igb_reset_init_script_82575(struct e1000_hw *hw)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1772
{
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1773
	if (hw->mac.type == e1000_82575) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1774
		hw_dbg("Running reset init script for 82575\n");
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1775
		/* SerDes configuration via SERDESCTRL */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1776
		igb_write_8bit_ctrl_reg(hw, E1000_SCTL, 0x00, 0x0C);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1777
		igb_write_8bit_ctrl_reg(hw, E1000_SCTL, 0x01, 0x78);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1778
		igb_write_8bit_ctrl_reg(hw, E1000_SCTL, 0x1B, 0x23);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1779
		igb_write_8bit_ctrl_reg(hw, E1000_SCTL, 0x23, 0x15);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1780
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1781
		/* CCM configuration via CCMCTL register */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1782
		igb_write_8bit_ctrl_reg(hw, E1000_CCMCTL, 0x14, 0x00);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1783
		igb_write_8bit_ctrl_reg(hw, E1000_CCMCTL, 0x10, 0x00);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1784
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1785
		/* PCIe lanes configuration */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1786
		igb_write_8bit_ctrl_reg(hw, E1000_GIOCTL, 0x00, 0xEC);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1787
		igb_write_8bit_ctrl_reg(hw, E1000_GIOCTL, 0x61, 0xDF);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1788
		igb_write_8bit_ctrl_reg(hw, E1000_GIOCTL, 0x34, 0x05);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1789
		igb_write_8bit_ctrl_reg(hw, E1000_GIOCTL, 0x2F, 0x81);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1790
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1791
		/* PCIe PLL Configuration */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1792
		igb_write_8bit_ctrl_reg(hw, E1000_SCCTL, 0x02, 0x47);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1793
		igb_write_8bit_ctrl_reg(hw, E1000_SCCTL, 0x14, 0x00);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1794
		igb_write_8bit_ctrl_reg(hw, E1000_SCCTL, 0x10, 0x00);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1795
	}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1796
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1797
	return 0;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1798
}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1799
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1800
/**
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1801
 *  igb_read_mac_addr_82575 - Read device MAC address
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1802
 *  @hw: pointer to the HW structure
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1803
 **/
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1804
static s32 igb_read_mac_addr_82575(struct e1000_hw *hw)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1805
{
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1806
	s32 ret_val = 0;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1807
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1808
	/* If there's an alternate MAC address place it in RAR0
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1809
	 * so that it will override the Si installed default perm
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1810
	 * address.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1811
	 */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1812
	ret_val = igb_check_alt_mac_addr(hw);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1813
	if (ret_val)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1814
		goto out;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1815
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1816
	ret_val = igb_read_mac_addr(hw);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1817
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1818
out:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1819
	return ret_val;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1820
}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1821
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1822
/**
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1823
 * igb_power_down_phy_copper_82575 - Remove link during PHY power down
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1824
 * @hw: pointer to the HW structure
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1825
 *
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1826
 * In the case of a PHY power down to save power, or to turn off link during a
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1827
 * driver unload, or wake on lan is not enabled, remove the link.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1828
 **/
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1829
void igb_power_down_phy_copper_82575(struct e1000_hw *hw)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1830
{
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1831
	/* If the management interface is not enabled, then power down */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1832
	if (!(igb_enable_mng_pass_thru(hw) || igb_check_reset_block(hw)))
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1833
		igb_power_down_phy_copper(hw);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1834
}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1835
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1836
/**
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1837
 *  igb_clear_hw_cntrs_82575 - Clear device specific hardware counters
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1838
 *  @hw: pointer to the HW structure
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1839
 *
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1840
 *  Clears the hardware counters by reading the counter registers.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1841
 **/
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1842
static void igb_clear_hw_cntrs_82575(struct e1000_hw *hw)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1843
{
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1844
	igb_clear_hw_cntrs_base(hw);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1845
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1846
	rd32(E1000_PRC64);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1847
	rd32(E1000_PRC127);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1848
	rd32(E1000_PRC255);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1849
	rd32(E1000_PRC511);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1850
	rd32(E1000_PRC1023);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1851
	rd32(E1000_PRC1522);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1852
	rd32(E1000_PTC64);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1853
	rd32(E1000_PTC127);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1854
	rd32(E1000_PTC255);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1855
	rd32(E1000_PTC511);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1856
	rd32(E1000_PTC1023);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1857
	rd32(E1000_PTC1522);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1858
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1859
	rd32(E1000_ALGNERRC);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1860
	rd32(E1000_RXERRC);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1861
	rd32(E1000_TNCRS);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1862
	rd32(E1000_CEXTERR);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1863
	rd32(E1000_TSCTC);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1864
	rd32(E1000_TSCTFC);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1865
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1866
	rd32(E1000_MGTPRC);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1867
	rd32(E1000_MGTPDC);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1868
	rd32(E1000_MGTPTC);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1869
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1870
	rd32(E1000_IAC);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1871
	rd32(E1000_ICRXOC);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1872
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1873
	rd32(E1000_ICRXPTC);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1874
	rd32(E1000_ICRXATC);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1875
	rd32(E1000_ICTXPTC);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1876
	rd32(E1000_ICTXATC);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1877
	rd32(E1000_ICTXQEC);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1878
	rd32(E1000_ICTXQMTC);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1879
	rd32(E1000_ICRXDMTC);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1880
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1881
	rd32(E1000_CBTMPC);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1882
	rd32(E1000_HTDPMC);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1883
	rd32(E1000_CBRMPC);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1884
	rd32(E1000_RPTHC);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1885
	rd32(E1000_HGPTC);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1886
	rd32(E1000_HTCBDPC);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1887
	rd32(E1000_HGORCL);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1888
	rd32(E1000_HGORCH);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1889
	rd32(E1000_HGOTCL);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1890
	rd32(E1000_HGOTCH);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1891
	rd32(E1000_LENERRS);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1892
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1893
	/* This register should not be read in copper configurations */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1894
	if (hw->phy.media_type == e1000_media_type_internal_serdes ||
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1895
	    igb_sgmii_active_82575(hw))
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1896
		rd32(E1000_SCVPC);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1897
}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1898
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1899
/**
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1900
 *  igb_rx_fifo_flush_82575 - Clean rx fifo after RX enable
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1901
 *  @hw: pointer to the HW structure
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1902
 *
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1903
 *  After rx enable if managability is enabled then there is likely some
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1904
 *  bad data at the start of the fifo and possibly in the DMA fifo.  This
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1905
 *  function clears the fifos and flushes any packets that came in as rx was
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1906
 *  being enabled.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1907
 **/
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1908
void igb_rx_fifo_flush_82575(struct e1000_hw *hw)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1909
{
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1910
	u32 rctl, rlpml, rxdctl[4], rfctl, temp_rctl, rx_enabled;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1911
	int i, ms_wait;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1912
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1913
	if (hw->mac.type != e1000_82575 ||
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1914
	    !(rd32(E1000_MANC) & E1000_MANC_RCV_TCO_EN))
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1915
		return;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1916
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1917
	/* Disable all RX queues */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1918
	for (i = 0; i < 4; i++) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1919
		rxdctl[i] = rd32(E1000_RXDCTL(i));
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1920
		wr32(E1000_RXDCTL(i),
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1921
		     rxdctl[i] & ~E1000_RXDCTL_QUEUE_ENABLE);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1922
	}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1923
	/* Poll all queues to verify they have shut down */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1924
	for (ms_wait = 0; ms_wait < 10; ms_wait++) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1925
		usleep_range(1000, 2000);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1926
		rx_enabled = 0;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1927
		for (i = 0; i < 4; i++)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1928
			rx_enabled |= rd32(E1000_RXDCTL(i));
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1929
		if (!(rx_enabled & E1000_RXDCTL_QUEUE_ENABLE))
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1930
			break;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1931
	}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1932
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1933
	if (ms_wait == 10)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1934
		hw_dbg("Queue disable timed out after 10ms\n");
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1935
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1936
	/* Clear RLPML, RCTL.SBP, RFCTL.LEF, and set RCTL.LPE so that all
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1937
	 * incoming packets are rejected.  Set enable and wait 2ms so that
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1938
	 * any packet that was coming in as RCTL.EN was set is flushed
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1939
	 */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1940
	rfctl = rd32(E1000_RFCTL);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1941
	wr32(E1000_RFCTL, rfctl & ~E1000_RFCTL_LEF);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1942
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1943
	rlpml = rd32(E1000_RLPML);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1944
	wr32(E1000_RLPML, 0);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1945
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1946
	rctl = rd32(E1000_RCTL);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1947
	temp_rctl = rctl & ~(E1000_RCTL_EN | E1000_RCTL_SBP);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1948
	temp_rctl |= E1000_RCTL_LPE;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1949
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1950
	wr32(E1000_RCTL, temp_rctl);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1951
	wr32(E1000_RCTL, temp_rctl | E1000_RCTL_EN);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1952
	wrfl();
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1953
	usleep_range(2000, 3000);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1954
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1955
	/* Enable RX queues that were previously enabled and restore our
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1956
	 * previous state
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1957
	 */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1958
	for (i = 0; i < 4; i++)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1959
		wr32(E1000_RXDCTL(i), rxdctl[i]);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1960
	wr32(E1000_RCTL, rctl);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1961
	wrfl();
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1962
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1963
	wr32(E1000_RLPML, rlpml);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1964
	wr32(E1000_RFCTL, rfctl);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1965
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1966
	/* Flush receive errors generated by workaround */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1967
	rd32(E1000_ROC);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1968
	rd32(E1000_RNBC);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1969
	rd32(E1000_MPC);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1970
}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1971
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1972
/**
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1973
 *  igb_set_pcie_completion_timeout - set pci-e completion timeout
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1974
 *  @hw: pointer to the HW structure
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1975
 *
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1976
 *  The defaults for 82575 and 82576 should be in the range of 50us to 50ms,
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1977
 *  however the hardware default for these parts is 500us to 1ms which is less
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1978
 *  than the 10ms recommended by the pci-e spec.  To address this we need to
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1979
 *  increase the value to either 10ms to 200ms for capability version 1 config,
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1980
 *  or 16ms to 55ms for version 2.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1981
 **/
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1982
static s32 igb_set_pcie_completion_timeout(struct e1000_hw *hw)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1983
{
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1984
	u32 gcr = rd32(E1000_GCR);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1985
	s32 ret_val = 0;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1986
	u16 pcie_devctl2;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1987
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1988
	/* only take action if timeout value is defaulted to 0 */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1989
	if (gcr & E1000_GCR_CMPL_TMOUT_MASK)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1990
		goto out;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1991
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1992
	/* if capabilities version is type 1 we can write the
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1993
	 * timeout of 10ms to 200ms through the GCR register
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1994
	 */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1995
	if (!(gcr & E1000_GCR_CAP_VER2)) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1996
		gcr |= E1000_GCR_CMPL_TMOUT_10ms;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1997
		goto out;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1998
	}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  1999
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2000
	/* for version 2 capabilities we need to write the config space
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2001
	 * directly in order to set the completion timeout value for
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2002
	 * 16ms to 55ms
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2003
	 */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2004
	ret_val = igb_read_pcie_cap_reg(hw, PCIE_DEVICE_CONTROL2,
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2005
					&pcie_devctl2);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2006
	if (ret_val)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2007
		goto out;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2008
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2009
	pcie_devctl2 |= PCIE_DEVICE_CONTROL2_16ms;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2010
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2011
	ret_val = igb_write_pcie_cap_reg(hw, PCIE_DEVICE_CONTROL2,
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2012
					 &pcie_devctl2);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2013
out:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2014
	/* disable completion timeout resend */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2015
	gcr &= ~E1000_GCR_CMPL_TMOUT_RESEND;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2016
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2017
	wr32(E1000_GCR, gcr);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2018
	return ret_val;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2019
}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2020
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2021
/**
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2022
 *  igb_vmdq_set_anti_spoofing_pf - enable or disable anti-spoofing
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2023
 *  @hw: pointer to the hardware struct
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2024
 *  @enable: state to enter, either enabled or disabled
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2025
 *  @pf: Physical Function pool - do not set anti-spoofing for the PF
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2026
 *
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2027
 *  enables/disables L2 switch anti-spoofing functionality.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2028
 **/
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2029
void igb_vmdq_set_anti_spoofing_pf(struct e1000_hw *hw, bool enable, int pf)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2030
{
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2031
	u32 reg_val, reg_offset;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2032
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2033
	switch (hw->mac.type) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2034
	case e1000_82576:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2035
		reg_offset = E1000_DTXSWC;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2036
		break;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2037
	case e1000_i350:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2038
	case e1000_i354:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2039
		reg_offset = E1000_TXSWC;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2040
		break;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2041
	default:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2042
		return;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2043
	}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2044
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2045
	reg_val = rd32(reg_offset);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2046
	if (enable) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2047
		reg_val |= (E1000_DTXSWC_MAC_SPOOF_MASK |
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2048
			     E1000_DTXSWC_VLAN_SPOOF_MASK);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2049
		/* The PF can spoof - it has to in order to
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2050
		 * support emulation mode NICs
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2051
		 */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2052
		reg_val ^= (1 << pf | 1 << (pf + MAX_NUM_VFS));
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2053
	} else {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2054
		reg_val &= ~(E1000_DTXSWC_MAC_SPOOF_MASK |
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2055
			     E1000_DTXSWC_VLAN_SPOOF_MASK);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2056
	}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2057
	wr32(reg_offset, reg_val);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2058
}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2059
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2060
/**
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2061
 *  igb_vmdq_set_loopback_pf - enable or disable vmdq loopback
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2062
 *  @hw: pointer to the hardware struct
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2063
 *  @enable: state to enter, either enabled or disabled
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2064
 *
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2065
 *  enables/disables L2 switch loopback functionality.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2066
 **/
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2067
void igb_vmdq_set_loopback_pf(struct e1000_hw *hw, bool enable)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2068
{
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2069
	u32 dtxswc;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2070
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2071
	switch (hw->mac.type) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2072
	case e1000_82576:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2073
		dtxswc = rd32(E1000_DTXSWC);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2074
		if (enable)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2075
			dtxswc |= E1000_DTXSWC_VMDQ_LOOPBACK_EN;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2076
		else
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2077
			dtxswc &= ~E1000_DTXSWC_VMDQ_LOOPBACK_EN;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2078
		wr32(E1000_DTXSWC, dtxswc);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2079
		break;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2080
	case e1000_i354:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2081
	case e1000_i350:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2082
		dtxswc = rd32(E1000_TXSWC);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2083
		if (enable)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2084
			dtxswc |= E1000_DTXSWC_VMDQ_LOOPBACK_EN;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2085
		else
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2086
			dtxswc &= ~E1000_DTXSWC_VMDQ_LOOPBACK_EN;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2087
		wr32(E1000_TXSWC, dtxswc);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2088
		break;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2089
	default:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2090
		/* Currently no other hardware supports loopback */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2091
		break;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2092
	}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2093
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2094
}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2095
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2096
/**
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2097
 *  igb_vmdq_set_replication_pf - enable or disable vmdq replication
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2098
 *  @hw: pointer to the hardware struct
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2099
 *  @enable: state to enter, either enabled or disabled
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2100
 *
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2101
 *  enables/disables replication of packets across multiple pools.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2102
 **/
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2103
void igb_vmdq_set_replication_pf(struct e1000_hw *hw, bool enable)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2104
{
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2105
	u32 vt_ctl = rd32(E1000_VT_CTL);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2106
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2107
	if (enable)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2108
		vt_ctl |= E1000_VT_CTL_VM_REPL_EN;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2109
	else
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2110
		vt_ctl &= ~E1000_VT_CTL_VM_REPL_EN;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2111
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2112
	wr32(E1000_VT_CTL, vt_ctl);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2113
}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2114
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2115
/**
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2116
 *  igb_read_phy_reg_82580 - Read 82580 MDI control register
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2117
 *  @hw: pointer to the HW structure
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2118
 *  @offset: register offset to be read
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2119
 *  @data: pointer to the read data
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2120
 *
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2121
 *  Reads the MDI control register in the PHY at offset and stores the
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2122
 *  information read to data.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2123
 **/
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2124
static s32 igb_read_phy_reg_82580(struct e1000_hw *hw, u32 offset, u16 *data)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2125
{
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2126
	s32 ret_val;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2127
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2128
	ret_val = hw->phy.ops.acquire(hw);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2129
	if (ret_val)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2130
		goto out;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2131
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2132
	ret_val = igb_read_phy_reg_mdic(hw, offset, data);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2133
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2134
	hw->phy.ops.release(hw);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2135
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2136
out:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2137
	return ret_val;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2138
}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2139
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2140
/**
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2141
 *  igb_write_phy_reg_82580 - Write 82580 MDI control register
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2142
 *  @hw: pointer to the HW structure
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2143
 *  @offset: register offset to write to
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2144
 *  @data: data to write to register at offset
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2145
 *
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2146
 *  Writes data to MDI control register in the PHY at offset.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2147
 **/
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2148
static s32 igb_write_phy_reg_82580(struct e1000_hw *hw, u32 offset, u16 data)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2149
{
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2150
	s32 ret_val;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2151
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2152
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2153
	ret_val = hw->phy.ops.acquire(hw);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2154
	if (ret_val)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2155
		goto out;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2156
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2157
	ret_val = igb_write_phy_reg_mdic(hw, offset, data);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2158
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2159
	hw->phy.ops.release(hw);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2160
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2161
out:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2162
	return ret_val;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2163
}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2164
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2165
/**
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2166
 *  igb_reset_mdicnfg_82580 - Reset MDICNFG destination and com_mdio bits
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2167
 *  @hw: pointer to the HW structure
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2168
 *
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2169
 *  This resets the the MDICNFG.Destination and MDICNFG.Com_MDIO bits based on
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2170
 *  the values found in the EEPROM.  This addresses an issue in which these
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2171
 *  bits are not restored from EEPROM after reset.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2172
 **/
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2173
static s32 igb_reset_mdicnfg_82580(struct e1000_hw *hw)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2174
{
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2175
	s32 ret_val = 0;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2176
	u32 mdicnfg;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2177
	u16 nvm_data = 0;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2178
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2179
	if (hw->mac.type != e1000_82580)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2180
		goto out;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2181
	if (!igb_sgmii_active_82575(hw))
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2182
		goto out;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2183
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2184
	ret_val = hw->nvm.ops.read(hw, NVM_INIT_CONTROL3_PORT_A +
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2185
				   NVM_82580_LAN_FUNC_OFFSET(hw->bus.func), 1,
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2186
				   &nvm_data);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2187
	if (ret_val) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2188
		hw_dbg("NVM Read Error\n");
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2189
		goto out;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2190
	}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2191
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2192
	mdicnfg = rd32(E1000_MDICNFG);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2193
	if (nvm_data & NVM_WORD24_EXT_MDIO)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2194
		mdicnfg |= E1000_MDICNFG_EXT_MDIO;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2195
	if (nvm_data & NVM_WORD24_COM_MDIO)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2196
		mdicnfg |= E1000_MDICNFG_COM_MDIO;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2197
	wr32(E1000_MDICNFG, mdicnfg);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2198
out:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2199
	return ret_val;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2200
}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2201
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2202
/**
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2203
 *  igb_reset_hw_82580 - Reset hardware
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2204
 *  @hw: pointer to the HW structure
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2205
 *
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2206
 *  This resets function or entire device (all ports, etc.)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2207
 *  to a known state.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2208
 **/
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2209
static s32 igb_reset_hw_82580(struct e1000_hw *hw)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2210
{
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2211
	s32 ret_val = 0;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2212
	/* BH SW mailbox bit in SW_FW_SYNC */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2213
	u16 swmbsw_mask = E1000_SW_SYNCH_MB;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2214
	u32 ctrl;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2215
	bool global_device_reset = hw->dev_spec._82575.global_device_reset;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2216
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2217
	hw->dev_spec._82575.global_device_reset = false;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2218
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2219
	/* due to hw errata, global device reset doesn't always
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2220
	 * work on 82580
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2221
	 */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2222
	if (hw->mac.type == e1000_82580)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2223
		global_device_reset = false;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2224
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2225
	/* Get current control state. */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2226
	ctrl = rd32(E1000_CTRL);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2227
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2228
	/* Prevent the PCI-E bus from sticking if there is no TLP connection
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2229
	 * on the last TLP read/write transaction when MAC is reset.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2230
	 */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2231
	ret_val = igb_disable_pcie_master(hw);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2232
	if (ret_val)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2233
		hw_dbg("PCI-E Master disable polling has failed.\n");
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2234
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2235
	hw_dbg("Masking off all interrupts\n");
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2236
	wr32(E1000_IMC, 0xffffffff);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2237
	wr32(E1000_RCTL, 0);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2238
	wr32(E1000_TCTL, E1000_TCTL_PSP);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2239
	wrfl();
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2240
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2241
	usleep_range(10000, 11000);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2242
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2243
	/* Determine whether or not a global dev reset is requested */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2244
	if (global_device_reset &&
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2245
		hw->mac.ops.acquire_swfw_sync(hw, swmbsw_mask))
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2246
			global_device_reset = false;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2247
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2248
	if (global_device_reset &&
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2249
		!(rd32(E1000_STATUS) & E1000_STAT_DEV_RST_SET))
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2250
		ctrl |= E1000_CTRL_DEV_RST;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2251
	else
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2252
		ctrl |= E1000_CTRL_RST;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2253
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2254
	wr32(E1000_CTRL, ctrl);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2255
	wrfl();
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2256
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2257
	/* Add delay to insure DEV_RST has time to complete */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2258
	if (global_device_reset)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2259
		usleep_range(5000, 6000);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2260
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2261
	ret_val = igb_get_auto_rd_done(hw);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2262
	if (ret_val) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2263
		/* When auto config read does not complete, do not
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2264
		 * return with an error. This can happen in situations
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2265
		 * where there is no eeprom and prevents getting link.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2266
		 */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2267
		hw_dbg("Auto Read Done did not complete\n");
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2268
	}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2269
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2270
	/* clear global device reset status bit */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2271
	wr32(E1000_STATUS, E1000_STAT_DEV_RST_SET);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2272
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2273
	/* Clear any pending interrupt events. */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2274
	wr32(E1000_IMC, 0xffffffff);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2275
	rd32(E1000_ICR);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2276
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2277
	ret_val = igb_reset_mdicnfg_82580(hw);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2278
	if (ret_val)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2279
		hw_dbg("Could not reset MDICNFG based on EEPROM\n");
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2280
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2281
	/* Install any alternate MAC address into RAR0 */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2282
	ret_val = igb_check_alt_mac_addr(hw);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2283
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2284
	/* Release semaphore */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2285
	if (global_device_reset)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2286
		hw->mac.ops.release_swfw_sync(hw, swmbsw_mask);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2287
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2288
	return ret_val;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2289
}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2290
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2291
/**
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2292
 *  igb_rxpbs_adjust_82580 - adjust RXPBS value to reflect actual RX PBA size
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2293
 *  @data: data received by reading RXPBS register
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2294
 *
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2295
 *  The 82580 uses a table based approach for packet buffer allocation sizes.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2296
 *  This function converts the retrieved value into the correct table value
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2297
 *     0x0 0x1 0x2 0x3 0x4 0x5 0x6 0x7
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2298
 *  0x0 36  72 144   1   2   4   8  16
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2299
 *  0x8 35  70 140 rsv rsv rsv rsv rsv
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2300
 */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2301
u16 igb_rxpbs_adjust_82580(u32 data)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2302
{
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2303
	u16 ret_val = 0;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2304
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2305
	if (data < ARRAY_SIZE(e1000_82580_rxpbs_table))
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2306
		ret_val = e1000_82580_rxpbs_table[data];
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2307
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2308
	return ret_val;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2309
}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2310
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2311
/**
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2312
 *  igb_validate_nvm_checksum_with_offset - Validate EEPROM
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2313
 *  checksum
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2314
 *  @hw: pointer to the HW structure
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2315
 *  @offset: offset in words of the checksum protected region
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2316
 *
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2317
 *  Calculates the EEPROM checksum by reading/adding each word of the EEPROM
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2318
 *  and then verifies that the sum of the EEPROM is equal to 0xBABA.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2319
 **/
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2320
static s32 igb_validate_nvm_checksum_with_offset(struct e1000_hw *hw,
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2321
						 u16 offset)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2322
{
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2323
	s32 ret_val = 0;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2324
	u16 checksum = 0;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2325
	u16 i, nvm_data;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2326
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2327
	for (i = offset; i < ((NVM_CHECKSUM_REG + offset) + 1); i++) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2328
		ret_val = hw->nvm.ops.read(hw, i, 1, &nvm_data);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2329
		if (ret_val) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2330
			hw_dbg("NVM Read Error\n");
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2331
			goto out;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2332
		}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2333
		checksum += nvm_data;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2334
	}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2335
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2336
	if (checksum != (u16) NVM_SUM) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2337
		hw_dbg("NVM Checksum Invalid\n");
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2338
		ret_val = -E1000_ERR_NVM;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2339
		goto out;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2340
	}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2341
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2342
out:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2343
	return ret_val;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2344
}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2345
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2346
/**
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2347
 *  igb_update_nvm_checksum_with_offset - Update EEPROM
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2348
 *  checksum
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2349
 *  @hw: pointer to the HW structure
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2350
 *  @offset: offset in words of the checksum protected region
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2351
 *
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2352
 *  Updates the EEPROM checksum by reading/adding each word of the EEPROM
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2353
 *  up to the checksum.  Then calculates the EEPROM checksum and writes the
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2354
 *  value to the EEPROM.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2355
 **/
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2356
static s32 igb_update_nvm_checksum_with_offset(struct e1000_hw *hw, u16 offset)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2357
{
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2358
	s32 ret_val;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2359
	u16 checksum = 0;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2360
	u16 i, nvm_data;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2361
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2362
	for (i = offset; i < (NVM_CHECKSUM_REG + offset); i++) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2363
		ret_val = hw->nvm.ops.read(hw, i, 1, &nvm_data);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2364
		if (ret_val) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2365
			hw_dbg("NVM Read Error while updating checksum.\n");
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2366
			goto out;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2367
		}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2368
		checksum += nvm_data;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2369
	}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2370
	checksum = (u16) NVM_SUM - checksum;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2371
	ret_val = hw->nvm.ops.write(hw, (NVM_CHECKSUM_REG + offset), 1,
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2372
				&checksum);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2373
	if (ret_val)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2374
		hw_dbg("NVM Write Error while updating checksum.\n");
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2375
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2376
out:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2377
	return ret_val;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2378
}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2379
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2380
/**
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2381
 *  igb_validate_nvm_checksum_82580 - Validate EEPROM checksum
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2382
 *  @hw: pointer to the HW structure
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2383
 *
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2384
 *  Calculates the EEPROM section checksum by reading/adding each word of
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2385
 *  the EEPROM and then verifies that the sum of the EEPROM is
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2386
 *  equal to 0xBABA.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2387
 **/
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2388
static s32 igb_validate_nvm_checksum_82580(struct e1000_hw *hw)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2389
{
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2390
	s32 ret_val = 0;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2391
	u16 eeprom_regions_count = 1;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2392
	u16 j, nvm_data;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2393
	u16 nvm_offset;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2394
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2395
	ret_val = hw->nvm.ops.read(hw, NVM_COMPATIBILITY_REG_3, 1, &nvm_data);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2396
	if (ret_val) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2397
		hw_dbg("NVM Read Error\n");
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2398
		goto out;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2399
	}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2400
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2401
	if (nvm_data & NVM_COMPATIBILITY_BIT_MASK) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2402
		/* if checksums compatibility bit is set validate checksums
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2403
		 * for all 4 ports.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2404
		 */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2405
		eeprom_regions_count = 4;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2406
	}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2407
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2408
	for (j = 0; j < eeprom_regions_count; j++) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2409
		nvm_offset = NVM_82580_LAN_FUNC_OFFSET(j);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2410
		ret_val = igb_validate_nvm_checksum_with_offset(hw,
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2411
								nvm_offset);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2412
		if (ret_val != 0)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2413
			goto out;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2414
	}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2415
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2416
out:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2417
	return ret_val;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2418
}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2419
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2420
/**
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2421
 *  igb_update_nvm_checksum_82580 - Update EEPROM checksum
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2422
 *  @hw: pointer to the HW structure
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2423
 *
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2424
 *  Updates the EEPROM section checksums for all 4 ports by reading/adding
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2425
 *  each word of the EEPROM up to the checksum.  Then calculates the EEPROM
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2426
 *  checksum and writes the value to the EEPROM.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2427
 **/
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2428
static s32 igb_update_nvm_checksum_82580(struct e1000_hw *hw)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2429
{
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2430
	s32 ret_val;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2431
	u16 j, nvm_data;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2432
	u16 nvm_offset;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2433
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2434
	ret_val = hw->nvm.ops.read(hw, NVM_COMPATIBILITY_REG_3, 1, &nvm_data);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2435
	if (ret_val) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2436
		hw_dbg("NVM Read Error while updating checksum compatibility bit.\n");
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2437
		goto out;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2438
	}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2439
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2440
	if ((nvm_data & NVM_COMPATIBILITY_BIT_MASK) == 0) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2441
		/* set compatibility bit to validate checksums appropriately */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2442
		nvm_data = nvm_data | NVM_COMPATIBILITY_BIT_MASK;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2443
		ret_val = hw->nvm.ops.write(hw, NVM_COMPATIBILITY_REG_3, 1,
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2444
					&nvm_data);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2445
		if (ret_val) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2446
			hw_dbg("NVM Write Error while updating checksum compatibility bit.\n");
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2447
			goto out;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2448
		}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2449
	}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2450
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2451
	for (j = 0; j < 4; j++) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2452
		nvm_offset = NVM_82580_LAN_FUNC_OFFSET(j);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2453
		ret_val = igb_update_nvm_checksum_with_offset(hw, nvm_offset);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2454
		if (ret_val)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2455
			goto out;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2456
	}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2457
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2458
out:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2459
	return ret_val;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2460
}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2461
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2462
/**
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2463
 *  igb_validate_nvm_checksum_i350 - Validate EEPROM checksum
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2464
 *  @hw: pointer to the HW structure
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2465
 *
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2466
 *  Calculates the EEPROM section checksum by reading/adding each word of
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2467
 *  the EEPROM and then verifies that the sum of the EEPROM is
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2468
 *  equal to 0xBABA.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2469
 **/
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2470
static s32 igb_validate_nvm_checksum_i350(struct e1000_hw *hw)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2471
{
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2472
	s32 ret_val = 0;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2473
	u16 j;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2474
	u16 nvm_offset;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2475
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2476
	for (j = 0; j < 4; j++) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2477
		nvm_offset = NVM_82580_LAN_FUNC_OFFSET(j);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2478
		ret_val = igb_validate_nvm_checksum_with_offset(hw,
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2479
								nvm_offset);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2480
		if (ret_val != 0)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2481
			goto out;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2482
	}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2483
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2484
out:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2485
	return ret_val;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2486
}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2487
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2488
/**
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2489
 *  igb_update_nvm_checksum_i350 - Update EEPROM checksum
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2490
 *  @hw: pointer to the HW structure
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2491
 *
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2492
 *  Updates the EEPROM section checksums for all 4 ports by reading/adding
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2493
 *  each word of the EEPROM up to the checksum.  Then calculates the EEPROM
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2494
 *  checksum and writes the value to the EEPROM.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2495
 **/
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2496
static s32 igb_update_nvm_checksum_i350(struct e1000_hw *hw)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2497
{
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2498
	s32 ret_val = 0;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2499
	u16 j;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2500
	u16 nvm_offset;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2501
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2502
	for (j = 0; j < 4; j++) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2503
		nvm_offset = NVM_82580_LAN_FUNC_OFFSET(j);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2504
		ret_val = igb_update_nvm_checksum_with_offset(hw, nvm_offset);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2505
		if (ret_val != 0)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2506
			goto out;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2507
	}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2508
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2509
out:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2510
	return ret_val;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2511
}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2512
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2513
/**
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2514
 *  __igb_access_emi_reg - Read/write EMI register
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2515
 *  @hw: pointer to the HW structure
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2516
 *  @addr: EMI address to program
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2517
 *  @data: pointer to value to read/write from/to the EMI address
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2518
 *  @read: boolean flag to indicate read or write
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2519
 **/
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2520
static s32 __igb_access_emi_reg(struct e1000_hw *hw, u16 address,
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2521
				  u16 *data, bool read)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2522
{
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2523
	s32 ret_val = 0;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2524
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2525
	ret_val = hw->phy.ops.write_reg(hw, E1000_EMIADD, address);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2526
	if (ret_val)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2527
		return ret_val;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2528
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2529
	if (read)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2530
		ret_val = hw->phy.ops.read_reg(hw, E1000_EMIDATA, data);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2531
	else
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2532
		ret_val = hw->phy.ops.write_reg(hw, E1000_EMIDATA, *data);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2533
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2534
	return ret_val;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2535
}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2536
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2537
/**
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2538
 *  igb_read_emi_reg - Read Extended Management Interface register
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2539
 *  @hw: pointer to the HW structure
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2540
 *  @addr: EMI address to program
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2541
 *  @data: value to be read from the EMI address
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2542
 **/
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2543
s32 igb_read_emi_reg(struct e1000_hw *hw, u16 addr, u16 *data)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2544
{
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2545
	return __igb_access_emi_reg(hw, addr, data, true);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2546
}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2547
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2548
/**
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2549
 *  igb_set_eee_i350 - Enable/disable EEE support
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2550
 *  @hw: pointer to the HW structure
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2551
 *  @adv1G: boolean flag enabling 1G EEE advertisement
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2552
 *  @adv100m: boolean flag enabling 100M EEE advertisement
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2553
 *
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2554
 *  Enable/disable EEE based on setting in dev_spec structure.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2555
 *
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2556
 **/
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2557
s32 igb_set_eee_i350(struct e1000_hw *hw, bool adv1G, bool adv100M)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2558
{
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2559
	u32 ipcnfg, eeer;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2560
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2561
	if ((hw->mac.type < e1000_i350) ||
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2562
	    (hw->phy.media_type != e1000_media_type_copper))
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2563
		goto out;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2564
	ipcnfg = rd32(E1000_IPCNFG);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2565
	eeer = rd32(E1000_EEER);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2566
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2567
	/* enable or disable per user setting */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2568
	if (!(hw->dev_spec._82575.eee_disable)) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2569
		u32 eee_su = rd32(E1000_EEE_SU);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2570
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2571
		if (adv100M)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2572
			ipcnfg |= E1000_IPCNFG_EEE_100M_AN;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2573
		else
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2574
			ipcnfg &= ~E1000_IPCNFG_EEE_100M_AN;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2575
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2576
		if (adv1G)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2577
			ipcnfg |= E1000_IPCNFG_EEE_1G_AN;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2578
		else
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2579
			ipcnfg &= ~E1000_IPCNFG_EEE_1G_AN;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2580
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2581
		eeer |= (E1000_EEER_TX_LPI_EN | E1000_EEER_RX_LPI_EN |
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2582
			E1000_EEER_LPI_FC);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2583
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2584
		/* This bit should not be set in normal operation. */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2585
		if (eee_su & E1000_EEE_SU_LPI_CLK_STP)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2586
			hw_dbg("LPI Clock Stop Bit should not be set!\n");
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2587
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2588
	} else {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2589
		ipcnfg &= ~(E1000_IPCNFG_EEE_1G_AN |
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2590
			E1000_IPCNFG_EEE_100M_AN);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2591
		eeer &= ~(E1000_EEER_TX_LPI_EN |
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2592
			E1000_EEER_RX_LPI_EN |
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2593
			E1000_EEER_LPI_FC);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2594
	}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2595
	wr32(E1000_IPCNFG, ipcnfg);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2596
	wr32(E1000_EEER, eeer);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2597
	rd32(E1000_IPCNFG);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2598
	rd32(E1000_EEER);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2599
out:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2600
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2601
	return 0;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2602
}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2603
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2604
/**
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2605
 *  igb_set_eee_i354 - Enable/disable EEE support
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2606
 *  @hw: pointer to the HW structure
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2607
 *  @adv1G: boolean flag enabling 1G EEE advertisement
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2608
 *  @adv100m: boolean flag enabling 100M EEE advertisement
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2609
 *
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2610
 *  Enable/disable EEE legacy mode based on setting in dev_spec structure.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2611
 *
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2612
 **/
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2613
s32 igb_set_eee_i354(struct e1000_hw *hw, bool adv1G, bool adv100M)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2614
{
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2615
	struct e1000_phy_info *phy = &hw->phy;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2616
	s32 ret_val = 0;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2617
	u16 phy_data;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2618
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2619
	if ((hw->phy.media_type != e1000_media_type_copper) ||
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2620
	    (phy->id != M88E1543_E_PHY_ID))
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2621
		goto out;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2622
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2623
	if (!hw->dev_spec._82575.eee_disable) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2624
		/* Switch to PHY page 18. */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2625
		ret_val = phy->ops.write_reg(hw, E1000_M88E1543_PAGE_ADDR, 18);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2626
		if (ret_val)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2627
			goto out;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2628
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2629
		ret_val = phy->ops.read_reg(hw, E1000_M88E1543_EEE_CTRL_1,
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2630
					    &phy_data);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2631
		if (ret_val)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2632
			goto out;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2633
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2634
		phy_data |= E1000_M88E1543_EEE_CTRL_1_MS;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2635
		ret_val = phy->ops.write_reg(hw, E1000_M88E1543_EEE_CTRL_1,
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2636
					     phy_data);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2637
		if (ret_val)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2638
			goto out;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2639
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2640
		/* Return the PHY to page 0. */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2641
		ret_val = phy->ops.write_reg(hw, E1000_M88E1543_PAGE_ADDR, 0);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2642
		if (ret_val)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2643
			goto out;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2644
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2645
		/* Turn on EEE advertisement. */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2646
		ret_val = igb_read_xmdio_reg(hw, E1000_EEE_ADV_ADDR_I354,
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2647
					     E1000_EEE_ADV_DEV_I354,
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2648
					     &phy_data);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2649
		if (ret_val)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2650
			goto out;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2651
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2652
		if (adv100M)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2653
			phy_data |= E1000_EEE_ADV_100_SUPPORTED;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2654
		else
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2655
			phy_data &= ~E1000_EEE_ADV_100_SUPPORTED;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2656
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2657
		if (adv1G)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2658
			phy_data |= E1000_EEE_ADV_1000_SUPPORTED;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2659
		else
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2660
			phy_data &= ~E1000_EEE_ADV_1000_SUPPORTED;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2661
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2662
		ret_val = igb_write_xmdio_reg(hw, E1000_EEE_ADV_ADDR_I354,
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2663
						E1000_EEE_ADV_DEV_I354,
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2664
						phy_data);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2665
	} else {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2666
		/* Turn off EEE advertisement. */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2667
		ret_val = igb_read_xmdio_reg(hw, E1000_EEE_ADV_ADDR_I354,
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2668
					     E1000_EEE_ADV_DEV_I354,
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2669
					     &phy_data);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2670
		if (ret_val)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2671
			goto out;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2672
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2673
		phy_data &= ~(E1000_EEE_ADV_100_SUPPORTED |
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2674
			      E1000_EEE_ADV_1000_SUPPORTED);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2675
		ret_val = igb_write_xmdio_reg(hw, E1000_EEE_ADV_ADDR_I354,
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2676
					      E1000_EEE_ADV_DEV_I354,
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2677
					      phy_data);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2678
	}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2679
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2680
out:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2681
	return ret_val;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2682
}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2683
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2684
/**
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2685
 *  igb_get_eee_status_i354 - Get EEE status
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2686
 *  @hw: pointer to the HW structure
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2687
 *  @status: EEE status
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2688
 *
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2689
 *  Get EEE status by guessing based on whether Tx or Rx LPI indications have
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2690
 *  been received.
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2691
 **/
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2692
s32 igb_get_eee_status_i354(struct e1000_hw *hw, bool *status)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2693
{
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2694
	struct e1000_phy_info *phy = &hw->phy;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2695
	s32 ret_val = 0;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2696
	u16 phy_data;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2697
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2698
	/* Check if EEE is supported on this device. */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2699
	if ((hw->phy.media_type != e1000_media_type_copper) ||
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2700
	    (phy->id != M88E1543_E_PHY_ID))
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2701
		goto out;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2702
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2703
	ret_val = igb_read_xmdio_reg(hw, E1000_PCS_STATUS_ADDR_I354,
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2704
				     E1000_PCS_STATUS_DEV_I354,
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2705
				     &phy_data);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2706
	if (ret_val)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2707
		goto out;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2708
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2709
	*status = phy_data & (E1000_PCS_STATUS_TX_LPI_RCVD |
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2710
			      E1000_PCS_STATUS_RX_LPI_RCVD) ? true : false;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2711
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2712
out:
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2713
	return ret_val;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2714
}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2715
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2716
static const u8 e1000_emc_temp_data[4] = {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2717
	E1000_EMC_INTERNAL_DATA,
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2718
	E1000_EMC_DIODE1_DATA,
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2719
	E1000_EMC_DIODE2_DATA,
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2720
	E1000_EMC_DIODE3_DATA
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2721
};
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2722
static const u8 e1000_emc_therm_limit[4] = {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2723
	E1000_EMC_INTERNAL_THERM_LIMIT,
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2724
	E1000_EMC_DIODE1_THERM_LIMIT,
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2725
	E1000_EMC_DIODE2_THERM_LIMIT,
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2726
	E1000_EMC_DIODE3_THERM_LIMIT
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2727
};
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2728
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2729
#ifdef CONFIG_IGB_HWMON
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2730
/**
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2731
 *  igb_get_thermal_sensor_data_generic - Gathers thermal sensor data
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2732
 *  @hw: pointer to hardware structure
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2733
 *
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2734
 *  Updates the temperatures in mac.thermal_sensor_data
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2735
 **/
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2736
static s32 igb_get_thermal_sensor_data_generic(struct e1000_hw *hw)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2737
{
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2738
	u16 ets_offset;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2739
	u16 ets_cfg;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2740
	u16 ets_sensor;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2741
	u8  num_sensors;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2742
	u8  sensor_index;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2743
	u8  sensor_location;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2744
	u8  i;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2745
	struct e1000_thermal_sensor_data *data = &hw->mac.thermal_sensor_data;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2746
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2747
	if ((hw->mac.type != e1000_i350) || (hw->bus.func != 0))
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2748
		return E1000_NOT_IMPLEMENTED;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2749
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2750
	data->sensor[0].temp = (rd32(E1000_THMJT) & 0xFF);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2751
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2752
	/* Return the internal sensor only if ETS is unsupported */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2753
	hw->nvm.ops.read(hw, NVM_ETS_CFG, 1, &ets_offset);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2754
	if ((ets_offset == 0x0000) || (ets_offset == 0xFFFF))
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2755
		return 0;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2756
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2757
	hw->nvm.ops.read(hw, ets_offset, 1, &ets_cfg);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2758
	if (((ets_cfg & NVM_ETS_TYPE_MASK) >> NVM_ETS_TYPE_SHIFT)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2759
	    != NVM_ETS_TYPE_EMC)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2760
		return E1000_NOT_IMPLEMENTED;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2761
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2762
	num_sensors = (ets_cfg & NVM_ETS_NUM_SENSORS_MASK);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2763
	if (num_sensors > E1000_MAX_SENSORS)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2764
		num_sensors = E1000_MAX_SENSORS;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2765
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2766
	for (i = 1; i < num_sensors; i++) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2767
		hw->nvm.ops.read(hw, (ets_offset + i), 1, &ets_sensor);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2768
		sensor_index = ((ets_sensor & NVM_ETS_DATA_INDEX_MASK) >>
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2769
				NVM_ETS_DATA_INDEX_SHIFT);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2770
		sensor_location = ((ets_sensor & NVM_ETS_DATA_LOC_MASK) >>
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2771
				   NVM_ETS_DATA_LOC_SHIFT);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2772
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2773
		if (sensor_location != 0)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2774
			hw->phy.ops.read_i2c_byte(hw,
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2775
					e1000_emc_temp_data[sensor_index],
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2776
					E1000_I2C_THERMAL_SENSOR_ADDR,
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2777
					&data->sensor[i].temp);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2778
	}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2779
	return 0;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2780
}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2781
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2782
/**
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2783
 *  igb_init_thermal_sensor_thresh_generic - Sets thermal sensor thresholds
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2784
 *  @hw: pointer to hardware structure
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2785
 *
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2786
 *  Sets the thermal sensor thresholds according to the NVM map
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2787
 *  and save off the threshold and location values into mac.thermal_sensor_data
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2788
 **/
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2789
static s32 igb_init_thermal_sensor_thresh_generic(struct e1000_hw *hw)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2790
{
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2791
	u16 ets_offset;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2792
	u16 ets_cfg;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2793
	u16 ets_sensor;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2794
	u8  low_thresh_delta;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2795
	u8  num_sensors;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2796
	u8  sensor_index;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2797
	u8  sensor_location;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2798
	u8  therm_limit;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2799
	u8  i;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2800
	struct e1000_thermal_sensor_data *data = &hw->mac.thermal_sensor_data;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2801
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2802
	if ((hw->mac.type != e1000_i350) || (hw->bus.func != 0))
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2803
		return E1000_NOT_IMPLEMENTED;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2804
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2805
	memset(data, 0, sizeof(struct e1000_thermal_sensor_data));
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2806
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2807
	data->sensor[0].location = 0x1;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2808
	data->sensor[0].caution_thresh =
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2809
		(rd32(E1000_THHIGHTC) & 0xFF);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2810
	data->sensor[0].max_op_thresh =
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2811
		(rd32(E1000_THLOWTC) & 0xFF);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2812
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2813
	/* Return the internal sensor only if ETS is unsupported */
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2814
	hw->nvm.ops.read(hw, NVM_ETS_CFG, 1, &ets_offset);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2815
	if ((ets_offset == 0x0000) || (ets_offset == 0xFFFF))
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2816
		return 0;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2817
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2818
	hw->nvm.ops.read(hw, ets_offset, 1, &ets_cfg);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2819
	if (((ets_cfg & NVM_ETS_TYPE_MASK) >> NVM_ETS_TYPE_SHIFT)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2820
	    != NVM_ETS_TYPE_EMC)
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2821
		return E1000_NOT_IMPLEMENTED;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2822
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2823
	low_thresh_delta = ((ets_cfg & NVM_ETS_LTHRES_DELTA_MASK) >>
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2824
			    NVM_ETS_LTHRES_DELTA_SHIFT);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2825
	num_sensors = (ets_cfg & NVM_ETS_NUM_SENSORS_MASK);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2826
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2827
	for (i = 1; i <= num_sensors; i++) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2828
		hw->nvm.ops.read(hw, (ets_offset + i), 1, &ets_sensor);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2829
		sensor_index = ((ets_sensor & NVM_ETS_DATA_INDEX_MASK) >>
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2830
				NVM_ETS_DATA_INDEX_SHIFT);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2831
		sensor_location = ((ets_sensor & NVM_ETS_DATA_LOC_MASK) >>
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2832
				   NVM_ETS_DATA_LOC_SHIFT);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2833
		therm_limit = ets_sensor & NVM_ETS_DATA_HTHRESH_MASK;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2834
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2835
		hw->phy.ops.write_i2c_byte(hw,
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2836
			e1000_emc_therm_limit[sensor_index],
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2837
			E1000_I2C_THERMAL_SENSOR_ADDR,
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2838
			therm_limit);
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2839
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2840
		if ((i < E1000_MAX_SENSORS) && (sensor_location != 0)) {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2841
			data->sensor[i].location = sensor_location;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2842
			data->sensor[i].caution_thresh = therm_limit;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2843
			data->sensor[i].max_op_thresh = therm_limit -
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2844
							low_thresh_delta;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2845
		}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2846
	}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2847
	return 0;
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2848
}
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2849
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2850
#endif
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2851
static struct e1000_mac_operations e1000_mac_ops_82575 = {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2852
	.init_hw              = igb_init_hw_82575,
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2853
	.check_for_link       = igb_check_for_link_82575,
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2854
	.rar_set              = igb_rar_set,
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2855
	.read_mac_addr        = igb_read_mac_addr_82575,
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2856
	.get_speed_and_duplex = igb_get_link_up_info_82575,
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2857
#ifdef CONFIG_IGB_HWMON
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2858
	.get_thermal_sensor_data = igb_get_thermal_sensor_data_generic,
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2859
	.init_thermal_sensor_thresh = igb_init_thermal_sensor_thresh_generic,
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2860
#endif
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2861
};
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2862
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2863
static struct e1000_phy_operations e1000_phy_ops_82575 = {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2864
	.acquire              = igb_acquire_phy_82575,
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2865
	.get_cfg_done         = igb_get_cfg_done_82575,
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2866
	.release              = igb_release_phy_82575,
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2867
	.write_i2c_byte       = igb_write_i2c_byte,
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2868
	.read_i2c_byte        = igb_read_i2c_byte,
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2869
};
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2870
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2871
static struct e1000_nvm_operations e1000_nvm_ops_82575 = {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2872
	.acquire              = igb_acquire_nvm_82575,
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2873
	.read                 = igb_read_nvm_eerd,
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2874
	.release              = igb_release_nvm_82575,
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2875
	.write                = igb_write_nvm_spi,
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2876
};
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2877
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2878
const struct e1000_info e1000_82575_info = {
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2879
	.get_invariants = igb_get_invariants_82575,
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2880
	.mac_ops = &e1000_mac_ops_82575,
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2881
	.phy_ops = &e1000_phy_ops_82575,
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2882
	.nvm_ops = &e1000_nvm_ops_82575,
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2883
};
740291442c05 Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff changeset
  2884