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path: root/drivers/net/e1000e/netdev.c
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Diffstat (limited to 'drivers/net/e1000e/netdev.c')
-rw-r--r--drivers/net/e1000e/netdev.c171
1 files changed, 77 insertions, 94 deletions
diff --git a/drivers/net/e1000e/netdev.c b/drivers/net/e1000e/netdev.c
index 3310c3d477d7..4353ad56cf16 100644
--- a/drivers/net/e1000e/netdev.c
+++ b/drivers/net/e1000e/netdev.c
@@ -31,6 +31,7 @@
#include <linux/module.h>
#include <linux/types.h>
#include <linux/init.h>
+#include <linux/interrupt.h>
#include <linux/pci.h>
#include <linux/vmalloc.h>
#include <linux/pagemap.h>
@@ -53,9 +54,9 @@
#include "e1000.h"
-#define DRV_EXTRAVERSION "-k2"
+#define DRV_EXTRAVERSION "-k"
-#define DRV_VERSION "1.3.10" DRV_EXTRAVERSION
+#define DRV_VERSION "1.3.16" DRV_EXTRAVERSION
char e1000e_driver_name[] = "e1000e";
const char e1000e_driver_version[] = DRV_VERSION;
@@ -522,7 +523,7 @@ static void e1000_rx_checksum(struct e1000_adapter *adapter, u32 status_err,
* @adapter: address of board private structure
**/
static void e1000_alloc_rx_buffers(struct e1000_adapter *adapter,
- int cleaned_count)
+ int cleaned_count, gfp_t gfp)
{
struct net_device *netdev = adapter->netdev;
struct pci_dev *pdev = adapter->pdev;
@@ -543,7 +544,7 @@ static void e1000_alloc_rx_buffers(struct e1000_adapter *adapter,
goto map_skb;
}
- skb = netdev_alloc_skb_ip_align(netdev, bufsz);
+ skb = __netdev_alloc_skb_ip_align(netdev, bufsz, gfp);
if (!skb) {
/* Better luck next round */
adapter->alloc_rx_buff_failed++;
@@ -588,7 +589,7 @@ map_skb:
* @adapter: address of board private structure
**/
static void e1000_alloc_rx_buffers_ps(struct e1000_adapter *adapter,
- int cleaned_count)
+ int cleaned_count, gfp_t gfp)
{
struct net_device *netdev = adapter->netdev;
struct pci_dev *pdev = adapter->pdev;
@@ -614,7 +615,7 @@ static void e1000_alloc_rx_buffers_ps(struct e1000_adapter *adapter,
continue;
}
if (!ps_page->page) {
- ps_page->page = alloc_page(GFP_ATOMIC);
+ ps_page->page = alloc_page(gfp);
if (!ps_page->page) {
adapter->alloc_rx_buff_failed++;
goto no_buffers;
@@ -640,8 +641,9 @@ static void e1000_alloc_rx_buffers_ps(struct e1000_adapter *adapter,
cpu_to_le64(ps_page->dma);
}
- skb = netdev_alloc_skb_ip_align(netdev,
- adapter->rx_ps_bsize0);
+ skb = __netdev_alloc_skb_ip_align(netdev,
+ adapter->rx_ps_bsize0,
+ gfp);
if (!skb) {
adapter->alloc_rx_buff_failed++;
@@ -691,7 +693,7 @@ no_buffers:
**/
static void e1000_alloc_jumbo_rx_buffers(struct e1000_adapter *adapter,
- int cleaned_count)
+ int cleaned_count, gfp_t gfp)
{
struct net_device *netdev = adapter->netdev;
struct pci_dev *pdev = adapter->pdev;
@@ -712,7 +714,7 @@ static void e1000_alloc_jumbo_rx_buffers(struct e1000_adapter *adapter,
goto check_page;
}
- skb = netdev_alloc_skb_ip_align(netdev, bufsz);
+ skb = __netdev_alloc_skb_ip_align(netdev, bufsz, gfp);
if (unlikely(!skb)) {
/* Better luck next round */
adapter->alloc_rx_buff_failed++;
@@ -723,7 +725,7 @@ static void e1000_alloc_jumbo_rx_buffers(struct e1000_adapter *adapter,
check_page:
/* allocate a new page if necessary */
if (!buffer_info->page) {
- buffer_info->page = alloc_page(GFP_ATOMIC);
+ buffer_info->page = alloc_page(gfp);
if (unlikely(!buffer_info->page)) {
adapter->alloc_rx_buff_failed++;
break;
@@ -887,7 +889,8 @@ next_desc:
/* return some buffers to hardware, one at a time is too slow */
if (cleaned_count >= E1000_RX_BUFFER_WRITE) {
- adapter->alloc_rx_buf(adapter, cleaned_count);
+ adapter->alloc_rx_buf(adapter, cleaned_count,
+ GFP_ATOMIC);
cleaned_count = 0;
}
@@ -899,7 +902,7 @@ next_desc:
cleaned_count = e1000_desc_unused(rx_ring);
if (cleaned_count)
- adapter->alloc_rx_buf(adapter, cleaned_count);
+ adapter->alloc_rx_buf(adapter, cleaned_count, GFP_ATOMIC);
adapter->total_rx_bytes += total_rx_bytes;
adapter->total_rx_packets += total_rx_packets;
@@ -1229,7 +1232,8 @@ next_desc:
/* return some buffers to hardware, one at a time is too slow */
if (cleaned_count >= E1000_RX_BUFFER_WRITE) {
- adapter->alloc_rx_buf(adapter, cleaned_count);
+ adapter->alloc_rx_buf(adapter, cleaned_count,
+ GFP_ATOMIC);
cleaned_count = 0;
}
@@ -1243,7 +1247,7 @@ next_desc:
cleaned_count = e1000_desc_unused(rx_ring);
if (cleaned_count)
- adapter->alloc_rx_buf(adapter, cleaned_count);
+ adapter->alloc_rx_buf(adapter, cleaned_count, GFP_ATOMIC);
adapter->total_rx_bytes += total_rx_bytes;
adapter->total_rx_packets += total_rx_packets;
@@ -1410,7 +1414,8 @@ next_desc:
/* return some buffers to hardware, one at a time is too slow */
if (unlikely(cleaned_count >= E1000_RX_BUFFER_WRITE)) {
- adapter->alloc_rx_buf(adapter, cleaned_count);
+ adapter->alloc_rx_buf(adapter, cleaned_count,
+ GFP_ATOMIC);
cleaned_count = 0;
}
@@ -1422,7 +1427,7 @@ next_desc:
cleaned_count = e1000_desc_unused(rx_ring);
if (cleaned_count)
- adapter->alloc_rx_buf(adapter, cleaned_count);
+ adapter->alloc_rx_buf(adapter, cleaned_count, GFP_ATOMIC);
adapter->total_rx_bytes += total_rx_bytes;
adapter->total_rx_packets += total_rx_packets;
@@ -3104,7 +3109,8 @@ static void e1000_configure(struct e1000_adapter *adapter)
e1000_configure_tx(adapter);
e1000_setup_rctl(adapter);
e1000_configure_rx(adapter);
- adapter->alloc_rx_buf(adapter, e1000_desc_unused(adapter->rx_ring));
+ adapter->alloc_rx_buf(adapter, e1000_desc_unused(adapter->rx_ring),
+ GFP_KERNEL);
}
/**
@@ -3346,7 +3352,7 @@ int e1000e_up(struct e1000_adapter *adapter)
e1000_configure_msix(adapter);
e1000_irq_enable(adapter);
- netif_wake_queue(adapter->netdev);
+ netif_start_queue(adapter->netdev);
/* fire a link change interrupt to start the watchdog */
if (adapter->msix_entries)
@@ -3413,17 +3419,16 @@ void e1000e_down(struct e1000_adapter *adapter)
e1000e_update_stats(adapter);
spin_unlock(&adapter->stats64_lock);
+ e1000e_flush_descriptors(adapter);
+ e1000_clean_tx_ring(adapter);
+ e1000_clean_rx_ring(adapter);
+
adapter->link_speed = 0;
adapter->link_duplex = 0;
if (!pci_channel_offline(adapter->pdev))
e1000e_reset(adapter);
- e1000e_flush_descriptors(adapter);
-
- e1000_clean_tx_ring(adapter);
- e1000_clean_rx_ring(adapter);
-
/*
* TODO: for power management, we could drop the link and
* pci_disable_device here.
@@ -3833,6 +3838,8 @@ static void e1000_update_phy_info(unsigned long data)
/**
* e1000e_update_phy_stats - Update the PHY statistics counters
* @adapter: board private structure
+ *
+ * Read/clear the upper 16-bit PHY registers and read/accumulate lower
**/
static void e1000e_update_phy_stats(struct e1000_adapter *adapter)
{
@@ -3844,89 +3851,61 @@ static void e1000e_update_phy_stats(struct e1000_adapter *adapter)
if (ret_val)
return;
- hw->phy.addr = 1;
-
-#define HV_PHY_STATS_PAGE 778
/*
* A page set is expensive so check if already on desired page.
* If not, set to the page with the PHY status registers.
*/
+ hw->phy.addr = 1;
ret_val = e1000e_read_phy_reg_mdic(hw, IGP01E1000_PHY_PAGE_SELECT,
&phy_data);
if (ret_val)
goto release;
- if (phy_data != (HV_PHY_STATS_PAGE << IGP_PAGE_SHIFT)) {
- ret_val = e1000e_write_phy_reg_mdic(hw,
- IGP01E1000_PHY_PAGE_SELECT,
- (HV_PHY_STATS_PAGE <<
- IGP_PAGE_SHIFT));
+ if (phy_data != (HV_STATS_PAGE << IGP_PAGE_SHIFT)) {
+ ret_val = hw->phy.ops.set_page(hw,
+ HV_STATS_PAGE << IGP_PAGE_SHIFT);
if (ret_val)
goto release;
}
- /* Read/clear the upper 16-bit registers and read/accumulate lower */
-
/* Single Collision Count */
- e1000e_read_phy_reg_mdic(hw, HV_SCC_UPPER & MAX_PHY_REG_ADDRESS,
- &phy_data);
- ret_val = e1000e_read_phy_reg_mdic(hw,
- HV_SCC_LOWER & MAX_PHY_REG_ADDRESS,
- &phy_data);
+ hw->phy.ops.read_reg_page(hw, HV_SCC_UPPER, &phy_data);
+ ret_val = hw->phy.ops.read_reg_page(hw, HV_SCC_LOWER, &phy_data);
if (!ret_val)
adapter->stats.scc += phy_data;
/* Excessive Collision Count */
- e1000e_read_phy_reg_mdic(hw, HV_ECOL_UPPER & MAX_PHY_REG_ADDRESS,
- &phy_data);
- ret_val = e1000e_read_phy_reg_mdic(hw,
- HV_ECOL_LOWER & MAX_PHY_REG_ADDRESS,
- &phy_data);
+ hw->phy.ops.read_reg_page(hw, HV_ECOL_UPPER, &phy_data);
+ ret_val = hw->phy.ops.read_reg_page(hw, HV_ECOL_LOWER, &phy_data);
if (!ret_val)
adapter->stats.ecol += phy_data;
/* Multiple Collision Count */
- e1000e_read_phy_reg_mdic(hw, HV_MCC_UPPER & MAX_PHY_REG_ADDRESS,
- &phy_data);
- ret_val = e1000e_read_phy_reg_mdic(hw,
- HV_MCC_LOWER & MAX_PHY_REG_ADDRESS,
- &phy_data);
+ hw->phy.ops.read_reg_page(hw, HV_MCC_UPPER, &phy_data);
+ ret_val = hw->phy.ops.read_reg_page(hw, HV_MCC_LOWER, &phy_data);
if (!ret_val)
adapter->stats.mcc += phy_data;
/* Late Collision Count */
- e1000e_read_phy_reg_mdic(hw, HV_LATECOL_UPPER & MAX_PHY_REG_ADDRESS,
- &phy_data);
- ret_val = e1000e_read_phy_reg_mdic(hw,
- HV_LATECOL_LOWER &
- MAX_PHY_REG_ADDRESS,
- &phy_data);
+ hw->phy.ops.read_reg_page(hw, HV_LATECOL_UPPER, &phy_data);
+ ret_val = hw->phy.ops.read_reg_page(hw, HV_LATECOL_LOWER, &phy_data);
if (!ret_val)
adapter->stats.latecol += phy_data;
/* Collision Count - also used for adaptive IFS */
- e1000e_read_phy_reg_mdic(hw, HV_COLC_UPPER & MAX_PHY_REG_ADDRESS,
- &phy_data);
- ret_val = e1000e_read_phy_reg_mdic(hw,
- HV_COLC_LOWER & MAX_PHY_REG_ADDRESS,
- &phy_data);
+ hw->phy.ops.read_reg_page(hw, HV_COLC_UPPER, &phy_data);
+ ret_val = hw->phy.ops.read_reg_page(hw, HV_COLC_LOWER, &phy_data);
if (!ret_val)
hw->mac.collision_delta = phy_data;
/* Defer Count */
- e1000e_read_phy_reg_mdic(hw, HV_DC_UPPER & MAX_PHY_REG_ADDRESS,
- &phy_data);
- ret_val = e1000e_read_phy_reg_mdic(hw,
- HV_DC_LOWER & MAX_PHY_REG_ADDRESS,
- &phy_data);
+ hw->phy.ops.read_reg_page(hw, HV_DC_UPPER, &phy_data);
+ ret_val = hw->phy.ops.read_reg_page(hw, HV_DC_LOWER, &phy_data);
if (!ret_val)
adapter->stats.dc += phy_data;
/* Transmit with no CRS */
- e1000e_read_phy_reg_mdic(hw, HV_TNCRS_UPPER & MAX_PHY_REG_ADDRESS,
- &phy_data);
- ret_val = e1000e_read_phy_reg_mdic(hw,
- HV_TNCRS_LOWER & MAX_PHY_REG_ADDRESS,
- &phy_data);
+ hw->phy.ops.read_reg_page(hw, HV_TNCRS_UPPER, &phy_data);
+ ret_val = hw->phy.ops.read_reg_page(hw, HV_TNCRS_LOWER, &phy_data);
if (!ret_val)
adapter->stats.tncrs += phy_data;
@@ -5154,21 +5133,34 @@ static int e1000_init_phy_wakeup(struct e1000_adapter *adapter, u32 wufc)
{
struct e1000_hw *hw = &adapter->hw;
u32 i, mac_reg;
- u16 phy_reg;
+ u16 phy_reg, wuc_enable;
int retval = 0;
/* copy MAC RARs to PHY RARs */
e1000_copy_rx_addrs_to_phy_ich8lan(hw);
- /* copy MAC MTA to PHY MTA */
+ retval = hw->phy.ops.acquire(hw);
+ if (retval) {
+ e_err("Could not acquire PHY\n");
+ return retval;
+ }
+
+ /* Enable access to wakeup registers on and set page to BM_WUC_PAGE */
+ retval = e1000_enable_phy_wakeup_reg_access_bm(hw, &wuc_enable);
+ if (retval)
+ goto out;
+
+ /* copy MAC MTA to PHY MTA - only needed for pchlan */
for (i = 0; i < adapter->hw.mac.mta_reg_count; i++) {
mac_reg = E1000_READ_REG_ARRAY(hw, E1000_MTA, i);
- e1e_wphy(hw, BM_MTA(i), (u16)(mac_reg & 0xFFFF));
- e1e_wphy(hw, BM_MTA(i) + 1, (u16)((mac_reg >> 16) & 0xFFFF));
+ hw->phy.ops.write_reg_page(hw, BM_MTA(i),
+ (u16)(mac_reg & 0xFFFF));
+ hw->phy.ops.write_reg_page(hw, BM_MTA(i) + 1,
+ (u16)((mac_reg >> 16) & 0xFFFF));
}
/* configure PHY Rx Control register */
- e1e_rphy(&adapter->hw, BM_RCTL, &phy_reg);
+ hw->phy.ops.read_reg_page(&adapter->hw, BM_RCTL, &phy_reg);
mac_reg = er32(RCTL);
if (mac_reg & E1000_RCTL_UPE)
phy_reg |= BM_RCTL_UPE;
@@ -5185,31 +5177,19 @@ static int e1000_init_phy_wakeup(struct e1000_adapter *adapter, u32 wufc)
mac_reg = er32(CTRL);
if (mac_reg & E1000_CTRL_RFCE)
phy_reg |= BM_RCTL_RFCE;
- e1e_wphy(&adapter->hw, BM_RCTL, phy_reg);
+ hw->phy.ops.write_reg_page(&adapter->hw, BM_RCTL, phy_reg);
/* enable PHY wakeup in MAC register */
ew32(WUFC, wufc);
ew32(WUC, E1000_WUC_PHY_WAKE | E1000_WUC_PME_EN);
/* configure and enable PHY wakeup in PHY registers */
- e1e_wphy(&adapter->hw, BM_WUFC, wufc);
- e1e_wphy(&adapter->hw, BM_WUC, E1000_WUC_PME_EN);
+ hw->phy.ops.write_reg_page(&adapter->hw, BM_WUFC, wufc);
+ hw->phy.ops.write_reg_page(&adapter->hw, BM_WUC, E1000_WUC_PME_EN);
/* activate PHY wakeup */
- retval = hw->phy.ops.acquire(hw);
- if (retval) {
- e_err("Could not acquire PHY\n");
- return retval;
- }
- e1000e_write_phy_reg_mdic(hw, IGP01E1000_PHY_PAGE_SELECT,
- (BM_WUC_ENABLE_PAGE << IGP_PAGE_SHIFT));
- retval = e1000e_read_phy_reg_mdic(hw, BM_WUC_ENABLE_REG, &phy_reg);
- if (retval) {
- e_err("Could not read PHY page 769\n");
- goto out;
- }
- phy_reg |= BM_WUC_ENABLE_BIT | BM_WUC_HOST_WU_BIT;
- retval = e1000e_write_phy_reg_mdic(hw, BM_WUC_ENABLE_REG, phy_reg);
+ wuc_enable |= BM_WUC_ENABLE_BIT | BM_WUC_HOST_WU_BIT;
+ retval = e1000_disable_phy_wakeup_reg_access_bm(hw, &wuc_enable);
if (retval)
e_err("Could not set PHY Host Wakeup bit\n");
out:
@@ -5277,7 +5257,7 @@ static int __e1000_shutdown(struct pci_dev *pdev, bool *enable_wake,
}
if (adapter->flags & FLAG_IS_ICH)
- e1000e_disable_gig_wol_ich8lan(&adapter->hw);
+ e1000_suspend_workarounds_ich8lan(&adapter->hw);
/* Allow time for pending master requests to run */
e1000e_disable_pcie_master(&adapter->hw);
@@ -5343,7 +5323,7 @@ static void e1000_complete_shutdown(struct pci_dev *pdev, bool sleep,
*/
if (adapter->flags & FLAG_IS_QUAD_PORT) {
struct pci_dev *us_dev = pdev->bus->self;
- int pos = pci_find_capability(us_dev, PCI_CAP_ID_EXP);
+ int pos = pci_pcie_cap(us_dev);
u16 devctl;
pci_read_config_word(us_dev, pos + PCI_EXP_DEVCTL, &devctl);
@@ -5428,6 +5408,9 @@ static int __e1000_resume(struct pci_dev *pdev)
return err;
}
+ if (hw->mac.type == e1000_pch2lan)
+ e1000_resume_workarounds_pchlan(&adapter->hw);
+
e1000e_power_up_phy(adapter);
/* report the system wakeup cause from S3/S4 */
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-15 20:05:22 +0100