aboutsummaryrefslogtreecommitdiff
path: root/drivers/net/e1000e/es2lan.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/net/e1000e/es2lan.c')
-rw-r--r--drivers/net/e1000e/es2lan.c213
1 files changed, 110 insertions, 103 deletions
diff --git a/drivers/net/e1000e/es2lan.c b/drivers/net/e1000e/es2lan.c
index ae5d7368935..d2a10479460 100644
--- a/drivers/net/e1000e/es2lan.c
+++ b/drivers/net/e1000e/es2lan.c
@@ -1,7 +1,7 @@
/*******************************************************************************
Intel PRO/1000 Linux driver
- Copyright(c) 1999 - 2008 Intel Corporation.
+ Copyright(c) 1999 - 2009 Intel Corporation.
This program is free software; you can redistribute it and/or modify it
under the terms and conditions of the GNU General Public License,
@@ -31,11 +31,6 @@
* 80003ES2LAN Gigabit Ethernet Controller (Serdes)
*/
-#include <linux/netdevice.h>
-#include <linux/ethtool.h>
-#include <linux/delay.h>
-#include <linux/pci.h>
-
#include "e1000.h"
#define E1000_KMRNCTRLSTA_OFFSET_FIFO_CTRL 0x00
@@ -104,6 +99,8 @@
*/
static const u16 e1000_gg82563_cable_length_table[] =
{ 0, 60, 115, 150, 150, 60, 115, 150, 180, 180, 0xFF };
+#define GG82563_CABLE_LENGTH_TABLE_SIZE \
+ ARRAY_SIZE(e1000_gg82563_cable_length_table)
static s32 e1000_setup_copper_link_80003es2lan(struct e1000_hw *hw);
static s32 e1000_acquire_swfw_sync_80003es2lan(struct e1000_hw *hw, u16 mask);
@@ -117,12 +114,11 @@ static s32 e1000_read_kmrn_reg_80003es2lan(struct e1000_hw *hw, u32 offset,
u16 *data);
static s32 e1000_write_kmrn_reg_80003es2lan(struct e1000_hw *hw, u32 offset,
u16 data);
+static void e1000_power_down_phy_copper_80003es2lan(struct e1000_hw *hw);
/**
* e1000_init_phy_params_80003es2lan - Init ESB2 PHY func ptrs.
* @hw: pointer to the HW structure
- *
- * This is a function pointer entry point called by the api module.
**/
static s32 e1000_init_phy_params_80003es2lan(struct e1000_hw *hw)
{
@@ -132,6 +128,9 @@ static s32 e1000_init_phy_params_80003es2lan(struct e1000_hw *hw)
if (hw->phy.media_type != e1000_media_type_copper) {
phy->type = e1000_phy_none;
return 0;
+ } else {
+ phy->ops.power_up = e1000_power_up_phy_copper;
+ phy->ops.power_down = e1000_power_down_phy_copper_80003es2lan;
}
phy->addr = 1;
@@ -152,8 +151,6 @@ static s32 e1000_init_phy_params_80003es2lan(struct e1000_hw *hw)
/**
* e1000_init_nvm_params_80003es2lan - Init ESB2 NVM func ptrs.
* @hw: pointer to the HW structure
- *
- * This is a function pointer entry point called by the api module.
**/
static s32 e1000_init_nvm_params_80003es2lan(struct e1000_hw *hw)
{
@@ -200,8 +197,6 @@ static s32 e1000_init_nvm_params_80003es2lan(struct e1000_hw *hw)
/**
* e1000_init_mac_params_80003es2lan - Init ESB2 MAC func ptrs.
* @hw: pointer to the HW structure
- *
- * This is a function pointer entry point called by the api module.
**/
static s32 e1000_init_mac_params_80003es2lan(struct e1000_adapter *adapter)
{
@@ -224,7 +219,8 @@ static s32 e1000_init_mac_params_80003es2lan(struct e1000_adapter *adapter)
/* Set rar entry count */
mac->rar_entry_count = E1000_RAR_ENTRIES;
/* Set if manageability features are enabled. */
- mac->arc_subsystem_valid = (er32(FWSM) & E1000_FWSM_MODE_MASK) ? 1 : 0;
+ mac->arc_subsystem_valid = (er32(FWSM) & E1000_FWSM_MODE_MASK)
+ ? true : false;
/* check for link */
switch (hw->phy.media_type) {
@@ -272,8 +268,7 @@ static s32 e1000_get_variants_80003es2lan(struct e1000_adapter *adapter)
* e1000_acquire_phy_80003es2lan - Acquire rights to access PHY
* @hw: pointer to the HW structure
*
- * A wrapper to acquire access rights to the correct PHY. This is a
- * function pointer entry point called by the api module.
+ * A wrapper to acquire access rights to the correct PHY.
**/
static s32 e1000_acquire_phy_80003es2lan(struct e1000_hw *hw)
{
@@ -287,8 +282,7 @@ static s32 e1000_acquire_phy_80003es2lan(struct e1000_hw *hw)
* e1000_release_phy_80003es2lan - Release rights to access PHY
* @hw: pointer to the HW structure
*
- * A wrapper to release access rights to the correct PHY. This is a
- * function pointer entry point called by the api module.
+ * A wrapper to release access rights to the correct PHY.
**/
static void e1000_release_phy_80003es2lan(struct e1000_hw *hw)
{
@@ -333,8 +327,7 @@ static void e1000_release_mac_csr_80003es2lan(struct e1000_hw *hw)
* e1000_acquire_nvm_80003es2lan - Acquire rights to access NVM
* @hw: pointer to the HW structure
*
- * Acquire the semaphore to access the EEPROM. This is a function
- * pointer entry point called by the api module.
+ * Acquire the semaphore to access the EEPROM.
**/
static s32 e1000_acquire_nvm_80003es2lan(struct e1000_hw *hw)
{
@@ -356,8 +349,7 @@ static s32 e1000_acquire_nvm_80003es2lan(struct e1000_hw *hw)
* e1000_release_nvm_80003es2lan - Relinquish rights to access NVM
* @hw: pointer to the HW structure
*
- * Release the semaphore used to access the EEPROM. This is a
- * function pointer entry point called by the api module.
+ * Release the semaphore used to access the EEPROM.
**/
static void e1000_release_nvm_80003es2lan(struct e1000_hw *hw)
{
@@ -399,8 +391,7 @@ static s32 e1000_acquire_swfw_sync_80003es2lan(struct e1000_hw *hw, u16 mask)
}
if (i == timeout) {
- hw_dbg(hw,
- "Driver can't access resource, SW_FW_SYNC timeout.\n");
+ e_dbg("Driver can't access resource, SW_FW_SYNC timeout.\n");
return -E1000_ERR_SWFW_SYNC;
}
@@ -440,8 +431,7 @@ static void e1000_release_swfw_sync_80003es2lan(struct e1000_hw *hw, u16 mask)
* @offset: offset of the register to read
* @data: pointer to the data returned from the operation
*
- * Read the GG82563 PHY register. This is a function pointer entry
- * point called by the api module.
+ * Read the GG82563 PHY register.
**/
static s32 e1000_read_phy_reg_gg82563_80003es2lan(struct e1000_hw *hw,
u32 offset, u16 *data)
@@ -505,8 +495,7 @@ static s32 e1000_read_phy_reg_gg82563_80003es2lan(struct e1000_hw *hw,
* @offset: offset of the register to read
* @data: value to write to the register
*
- * Write to the GG82563 PHY register. This is a function pointer entry
- * point called by the api module.
+ * Write to the GG82563 PHY register.
**/
static s32 e1000_write_phy_reg_gg82563_80003es2lan(struct e1000_hw *hw,
u32 offset, u16 data)
@@ -571,8 +560,7 @@ static s32 e1000_write_phy_reg_gg82563_80003es2lan(struct e1000_hw *hw,
* @words: number of words to write
* @data: buffer of data to write to the NVM
*
- * Write "words" of data to the ESB2 NVM. This is a function
- * pointer entry point called by the api module.
+ * Write "words" of data to the ESB2 NVM.
**/
static s32 e1000_write_nvm_80003es2lan(struct e1000_hw *hw, u16 offset,
u16 words, u16 *data)
@@ -602,7 +590,7 @@ static s32 e1000_get_cfg_done_80003es2lan(struct e1000_hw *hw)
timeout--;
}
if (!timeout) {
- hw_dbg(hw, "MNG configuration cycle has not completed.\n");
+ e_dbg("MNG configuration cycle has not completed.\n");
return -E1000_ERR_RESET;
}
@@ -635,7 +623,7 @@ static s32 e1000_phy_force_speed_duplex_80003es2lan(struct e1000_hw *hw)
if (ret_val)
return ret_val;
- hw_dbg(hw, "GG82563 PSCR: %X\n", phy_data);
+ e_dbg("GG82563 PSCR: %X\n", phy_data);
ret_val = e1e_rphy(hw, PHY_CONTROL, &phy_data);
if (ret_val)
@@ -653,7 +641,7 @@ static s32 e1000_phy_force_speed_duplex_80003es2lan(struct e1000_hw *hw)
udelay(1);
if (hw->phy.autoneg_wait_to_complete) {
- hw_dbg(hw, "Waiting for forced speed/duplex link "
+ e_dbg("Waiting for forced speed/duplex link "
"on GG82563 phy.\n");
ret_val = e1000e_phy_has_link_generic(hw, PHY_FORCE_LIMIT,
@@ -712,21 +700,27 @@ static s32 e1000_phy_force_speed_duplex_80003es2lan(struct e1000_hw *hw)
static s32 e1000_get_cable_length_80003es2lan(struct e1000_hw *hw)
{
struct e1000_phy_info *phy = &hw->phy;
- s32 ret_val;
- u16 phy_data;
- u16 index;
+ s32 ret_val = 0;
+ u16 phy_data, index;
ret_val = e1e_rphy(hw, GG82563_PHY_DSP_DISTANCE, &phy_data);
if (ret_val)
- return ret_val;
+ goto out;
index = phy_data & GG82563_DSPD_CABLE_LENGTH;
+
+ if (index >= GG82563_CABLE_LENGTH_TABLE_SIZE - 5) {
+ ret_val = -E1000_ERR_PHY;
+ goto out;
+ }
+
phy->min_cable_length = e1000_gg82563_cable_length_table[index];
- phy->max_cable_length = e1000_gg82563_cable_length_table[index+5];
+ phy->max_cable_length = e1000_gg82563_cable_length_table[index + 5];
phy->cable_length = (phy->min_cable_length + phy->max_cable_length) / 2;
- return 0;
+out:
+ return ret_val;
}
/**
@@ -736,7 +730,6 @@ static s32 e1000_get_cable_length_80003es2lan(struct e1000_hw *hw)
* @duplex: pointer to duplex buffer
*
* Retrieve the current speed and duplex configuration.
- * This is a function pointer entry point called by the api module.
**/
static s32 e1000_get_link_up_info_80003es2lan(struct e1000_hw *hw, u16 *speed,
u16 *duplex)
@@ -762,12 +755,10 @@ static s32 e1000_get_link_up_info_80003es2lan(struct e1000_hw *hw, u16 *speed,
* @hw: pointer to the HW structure
*
* Perform a global reset to the ESB2 controller.
- * This is a function pointer entry point called by the api module.
**/
static s32 e1000_reset_hw_80003es2lan(struct e1000_hw *hw)
{
- u32 ctrl;
- u32 icr;
+ u32 ctrl, icr;
s32 ret_val;
/*
@@ -776,9 +767,9 @@ static s32 e1000_reset_hw_80003es2lan(struct e1000_hw *hw)
*/
ret_val = e1000e_disable_pcie_master(hw);
if (ret_val)
- hw_dbg(hw, "PCI-E Master disable polling has failed.\n");
+ e_dbg("PCI-E Master disable polling has failed.\n");
- hw_dbg(hw, "Masking off all interrupts\n");
+ e_dbg("Masking off all interrupts\n");
ew32(IMC, 0xffffffff);
ew32(RCTL, 0);
@@ -790,7 +781,7 @@ static s32 e1000_reset_hw_80003es2lan(struct e1000_hw *hw)
ctrl = er32(CTRL);
ret_val = e1000_acquire_phy_80003es2lan(hw);
- hw_dbg(hw, "Issuing a global reset to MAC\n");
+ e_dbg("Issuing a global reset to MAC\n");
ew32(CTRL, ctrl | E1000_CTRL_RST);
e1000_release_phy_80003es2lan(hw);
@@ -811,7 +802,6 @@ static s32 e1000_reset_hw_80003es2lan(struct e1000_hw *hw)
* @hw: pointer to the HW structure
*
* Initialize the hw bits, LED, VFTA, MTA, link and hw counters.
- * This is a function pointer entry point called by the api module.
**/
static s32 e1000_init_hw_80003es2lan(struct e1000_hw *hw)
{
@@ -824,20 +814,19 @@ static s32 e1000_init_hw_80003es2lan(struct e1000_hw *hw)
/* Initialize identification LED */
ret_val = e1000e_id_led_init(hw);
- if (ret_val) {
- hw_dbg(hw, "Error initializing identification LED\n");
- return ret_val;
- }
+ if (ret_val)
+ e_dbg("Error initializing identification LED\n");
+ /* This is not fatal and we should not stop init due to this */
/* Disabling VLAN filtering */
- hw_dbg(hw, "Initializing the IEEE VLAN\n");
- e1000e_clear_vfta(hw);
+ e_dbg("Initializing the IEEE VLAN\n");
+ mac->ops.clear_vfta(hw);
/* Setup the receive address. */
e1000e_init_rx_addrs(hw, mac->rar_entry_count);
/* Zero out the Multicast HASH table */
- hw_dbg(hw, "Zeroing the MTA\n");
+ e_dbg("Zeroing the MTA\n");
for (i = 0; i < mac->mta_reg_count; i++)
E1000_WRITE_REG_ARRAY(hw, E1000_MTA, i, 0);
@@ -994,7 +983,7 @@ static s32 e1000_copper_link_setup_gg82563_80003es2lan(struct e1000_hw *hw)
/* SW Reset the PHY so all changes take effect */
ret_val = e1000e_commit_phy(hw);
if (ret_val) {
- hw_dbg(hw, "Error Resetting the PHY\n");
+ e_dbg("Error Resetting the PHY\n");
return ret_val;
}
@@ -1318,6 +1307,23 @@ static s32 e1000_write_kmrn_reg_80003es2lan(struct e1000_hw *hw, u32 offset,
}
/**
+ * e1000_power_down_phy_copper_80003es2lan - Remove link during PHY power down
+ * @hw: pointer to the HW structure
+ *
+ * In the case of a PHY power down to save power, or to turn off link during a
+ * driver unload, or wake on lan is not enabled, remove the link.
+ **/
+static void e1000_power_down_phy_copper_80003es2lan(struct e1000_hw *hw)
+{
+ /* If the management interface is not enabled, then power down */
+ if (!(hw->mac.ops.check_mng_mode(hw) ||
+ hw->phy.ops.check_reset_block(hw)))
+ e1000_power_down_phy_copper(hw);
+
+ return;
+}
+
+/**
* e1000_clear_hw_cntrs_80003es2lan - Clear device specific hardware counters
* @hw: pointer to the HW structure
*
@@ -1325,44 +1331,42 @@ static s32 e1000_write_kmrn_reg_80003es2lan(struct e1000_hw *hw, u32 offset,
**/
static void e1000_clear_hw_cntrs_80003es2lan(struct e1000_hw *hw)
{
- u32 temp;
-
e1000e_clear_hw_cntrs_base(hw);
- temp = er32(PRC64);
- temp = er32(PRC127);
- temp = er32(PRC255);
- temp = er32(PRC511);
- temp = er32(PRC1023);
- temp = er32(PRC1522);
- temp = er32(PTC64);
- temp = er32(PTC127);
- temp = er32(PTC255);
- temp = er32(PTC511);
- temp = er32(PTC1023);
- temp = er32(PTC1522);
-
- temp = er32(ALGNERRC);
- temp = er32(RXERRC);
- temp = er32(TNCRS);
- temp = er32(CEXTERR);
- temp = er32(TSCTC);
- temp = er32(TSCTFC);
-
- temp = er32(MGTPRC);
- temp = er32(MGTPDC);
- temp = er32(MGTPTC);
-
- temp = er32(IAC);
- temp = er32(ICRXOC);
-
- temp = er32(ICRXPTC);
- temp = er32(ICRXATC);
- temp = er32(ICTXPTC);
- temp = er32(ICTXATC);
- temp = er32(ICTXQEC);
- temp = er32(ICTXQMTC);
- temp = er32(ICRXDMTC);
+ er32(PRC64);
+ er32(PRC127);
+ er32(PRC255);
+ er32(PRC511);
+ er32(PRC1023);
+ er32(PRC1522);
+ er32(PTC64);
+ er32(PTC127);
+ er32(PTC255);
+ er32(PTC511);
+ er32(PTC1023);
+ er32(PTC1522);
+
+ er32(ALGNERRC);
+ er32(RXERRC);
+ er32(TNCRS);
+ er32(CEXTERR);
+ er32(TSCTC);
+ er32(TSCTFC);
+
+ er32(MGTPRC);
+ er32(MGTPDC);
+ er32(MGTPTC);
+
+ er32(IAC);
+ er32(ICRXOC);
+
+ er32(ICRXPTC);
+ er32(ICRXATC);
+ er32(ICTXPTC);
+ er32(ICTXATC);
+ er32(ICTXQEC);
+ er32(ICTXQMTC);
+ er32(ICRXDMTC);
}
static struct e1000_mac_operations es2_mac_ops = {
@@ -1376,6 +1380,8 @@ static struct e1000_mac_operations es2_mac_ops = {
.led_on = e1000e_led_on_generic,
.led_off = e1000e_led_off_generic,
.update_mc_addr_list = e1000e_update_mc_addr_list_generic,
+ .write_vfta = e1000_write_vfta_generic,
+ .clear_vfta = e1000_clear_vfta_generic,
.reset_hw = e1000_reset_hw_80003es2lan,
.init_hw = e1000_init_hw_80003es2lan,
.setup_link = e1000e_setup_link,
@@ -1384,30 +1390,31 @@ static struct e1000_mac_operations es2_mac_ops = {
};
static struct e1000_phy_operations es2_phy_ops = {
- .acquire_phy = e1000_acquire_phy_80003es2lan,
+ .acquire = e1000_acquire_phy_80003es2lan,
+ .check_polarity = e1000_check_polarity_m88,
.check_reset_block = e1000e_check_reset_block_generic,
- .commit_phy = e1000e_phy_sw_reset,
+ .commit = e1000e_phy_sw_reset,
.force_speed_duplex = e1000_phy_force_speed_duplex_80003es2lan,
.get_cfg_done = e1000_get_cfg_done_80003es2lan,
.get_cable_length = e1000_get_cable_length_80003es2lan,
- .get_phy_info = e1000e_get_phy_info_m88,
- .read_phy_reg = e1000_read_phy_reg_gg82563_80003es2lan,
- .release_phy = e1000_release_phy_80003es2lan,
- .reset_phy = e1000e_phy_hw_reset_generic,
+ .get_info = e1000e_get_phy_info_m88,
+ .read_reg = e1000_read_phy_reg_gg82563_80003es2lan,
+ .release = e1000_release_phy_80003es2lan,
+ .reset = e1000e_phy_hw_reset_generic,
.set_d0_lplu_state = NULL,
.set_d3_lplu_state = e1000e_set_d3_lplu_state,
- .write_phy_reg = e1000_write_phy_reg_gg82563_80003es2lan,
+ .write_reg = e1000_write_phy_reg_gg82563_80003es2lan,
.cfg_on_link_up = e1000_cfg_on_link_up_80003es2lan,
};
static struct e1000_nvm_operations es2_nvm_ops = {
- .acquire_nvm = e1000_acquire_nvm_80003es2lan,
- .read_nvm = e1000e_read_nvm_eerd,
- .release_nvm = e1000_release_nvm_80003es2lan,
- .update_nvm = e1000e_update_nvm_checksum_generic,
+ .acquire = e1000_acquire_nvm_80003es2lan,
+ .read = e1000e_read_nvm_eerd,
+ .release = e1000_release_nvm_80003es2lan,
+ .update = e1000e_update_nvm_checksum_generic,
.valid_led_default = e1000e_valid_led_default,
- .validate_nvm = e1000e_validate_nvm_checksum_generic,
- .write_nvm = e1000_write_nvm_80003es2lan,
+ .validate = e1000e_validate_nvm_checksum_generic,
+ .write = e1000_write_nvm_80003es2lan,
};
struct e1000_info e1000_es2_info = {
generated by cgit v1.2.3-18-g5258 (git 2.32.0) at 2024-11-22 11:00:17 +0000