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path: root/drivers/net/ethernet/intel/e1000e/netdev.c
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Diffstat (limited to 'drivers/net/ethernet/intel/e1000e/netdev.c')
-rw-r--r--drivers/net/ethernet/intel/e1000e/netdev.c68
1 files changed, 30 insertions, 38 deletions
diff --git a/drivers/net/ethernet/intel/e1000e/netdev.c b/drivers/net/ethernet/intel/e1000e/netdev.c
index a279f4fa9962..63dde3bcf5bc 100644
--- a/drivers/net/ethernet/intel/e1000e/netdev.c
+++ b/drivers/net/ethernet/intel/e1000e/netdev.c
@@ -28,11 +28,7 @@
#include "e1000.h"
-#define DRV_EXTRAVERSION "-k"
-
-#define DRV_VERSION "3.2.6" DRV_EXTRAVERSION
char e1000e_driver_name[] = "e1000e";
-const char e1000e_driver_version[] = DRV_VERSION;
#define DEFAULT_MSG_ENABLE (NETIF_MSG_DRV|NETIF_MSG_PROBE|NETIF_MSG_LINK)
static int debug = -1;
@@ -2111,7 +2107,7 @@ void e1000e_set_interrupt_capability(struct e1000_adapter *adapter)
e1000e_reset_interrupt_capability(adapter);
}
adapter->int_mode = E1000E_INT_MODE_MSI;
- /* Fall through */
+ fallthrough;
case E1000E_INT_MODE_MSI:
if (!pci_enable_msi(adapter->pdev)) {
adapter->flags |= FLAG_MSI_ENABLED;
@@ -2119,7 +2115,7 @@ void e1000e_set_interrupt_capability(struct e1000_adapter *adapter)
adapter->int_mode = E1000E_INT_MODE_LEGACY;
e_err("Failed to initialize MSI interrupts. Falling back to legacy interrupts.\n");
}
- /* Fall through */
+ fallthrough;
case E1000E_INT_MODE_LEGACY:
/* Don't do anything; this is the system default */
break;
@@ -3177,10 +3173,10 @@ static void e1000_setup_rctl(struct e1000_adapter *adapter)
switch (adapter->rx_ps_pages) {
case 3:
psrctl |= PAGE_SIZE << E1000_PSRCTL_BSIZE3_SHIFT;
- /* fall-through */
+ fallthrough;
case 2:
psrctl |= PAGE_SIZE << E1000_PSRCTL_BSIZE2_SHIFT;
- /* fall-through */
+ fallthrough;
case 1:
psrctl |= PAGE_SIZE >> E1000_PSRCTL_BSIZE1_SHIFT;
break;
@@ -3677,9 +3673,8 @@ static int e1000e_config_hwtstamp(struct e1000_adapter *adapter,
is_l2 = true;
break;
case HWTSTAMP_FILTER_PTP_V2_L4_SYNC:
- /* Hardware cannot filter just V2 L4 Sync messages;
- * fall-through to V2 (both L2 and L4) Sync.
- */
+ /* Hardware cannot filter just V2 L4 Sync messages */
+ fallthrough;
case HWTSTAMP_FILTER_PTP_V2_SYNC:
/* Also time stamps V2 Path Delay Request/Response. */
tsync_rx_ctl |= E1000_TSYNCRXCTL_TYPE_L2_L4_V2;
@@ -3688,9 +3683,8 @@ static int e1000e_config_hwtstamp(struct e1000_adapter *adapter,
is_l4 = true;
break;
case HWTSTAMP_FILTER_PTP_V2_L4_DELAY_REQ:
- /* Hardware cannot filter just V2 L4 Delay Request messages;
- * fall-through to V2 (both L2 and L4) Delay Request.
- */
+ /* Hardware cannot filter just V2 L4 Delay Request messages */
+ fallthrough;
case HWTSTAMP_FILTER_PTP_V2_DELAY_REQ:
/* Also time stamps V2 Path Delay Request/Response. */
tsync_rx_ctl |= E1000_TSYNCRXCTL_TYPE_L2_L4_V2;
@@ -3700,9 +3694,8 @@ static int e1000e_config_hwtstamp(struct e1000_adapter *adapter,
break;
case HWTSTAMP_FILTER_PTP_V2_L4_EVENT:
case HWTSTAMP_FILTER_PTP_V2_L2_EVENT:
- /* Hardware cannot filter just V2 L4 or L2 Event messages;
- * fall-through to all V2 (both L2 and L4) Events.
- */
+ /* Hardware cannot filter just V2 L4 or L2 Event messages */
+ fallthrough;
case HWTSTAMP_FILTER_PTP_V2_EVENT:
tsync_rx_ctl |= E1000_TSYNCRXCTL_TYPE_EVENT_V2;
config->rx_filter = HWTSTAMP_FILTER_PTP_V2_EVENT;
@@ -3714,6 +3707,7 @@ static int e1000e_config_hwtstamp(struct e1000_adapter *adapter,
* Delay Request messages but not both so fall-through to
* time stamp all packets.
*/
+ fallthrough;
case HWTSTAMP_FILTER_NTP_ALL:
case HWTSTAMP_FILTER_ALL:
is_l2 = true;
@@ -4060,7 +4054,7 @@ void e1000e_reset(struct e1000_adapter *adapter)
fc->low_water = fc->high_water - 8;
break;
}
- /* fall-through */
+ fallthrough;
default:
hwm = min(((pba << 10) * 9 / 10),
((pba << 10) - adapter->max_frame_size));
@@ -4085,7 +4079,7 @@ void e1000e_reset(struct e1000_adapter *adapter)
case e1000_pch_lpt:
case e1000_pch_spt:
case e1000_pch_cnp:
- /* fall-through */
+ fallthrough;
case e1000_pch_tgp:
case e1000_pch_adp:
fc->refresh_time = 0xFFFF;
@@ -6349,7 +6343,6 @@ fl_out:
pm_runtime_put_sync(netdev->dev.parent);
}
-#ifdef CONFIG_PM_SLEEP
/* S0ix implementation */
static void e1000e_s0ix_entry_flow(struct e1000_adapter *adapter)
{
@@ -6571,7 +6564,6 @@ static void e1000e_s0ix_exit_flow(struct e1000_adapter *adapter)
mac_data &= ~E1000_CTRL_EXT_FORCE_SMBUS;
ew32(CTRL_EXT, mac_data);
}
-#endif /* CONFIG_PM_SLEEP */
static int e1000e_pm_freeze(struct device *dev)
{
@@ -6611,11 +6603,17 @@ static int __e1000_shutdown(struct pci_dev *pdev, bool runtime)
struct net_device *netdev = pci_get_drvdata(pdev);
struct e1000_adapter *adapter = netdev_priv(netdev);
struct e1000_hw *hw = &adapter->hw;
- u32 ctrl, ctrl_ext, rctl, status;
- /* Runtime suspend should only enable wakeup for link changes */
- u32 wufc = runtime ? E1000_WUFC_LNKC : adapter->wol;
+ u32 ctrl, ctrl_ext, rctl, status, wufc;
int retval = 0;
+ /* Runtime suspend should only enable wakeup for link changes */
+ if (runtime)
+ wufc = E1000_WUFC_LNKC;
+ else if (device_may_wakeup(&pdev->dev))
+ wufc = adapter->wol;
+ else
+ wufc = 0;
+
status = er32(STATUS);
if (status & E1000_STATUS_LU)
wufc &= ~E1000_WUFC_LNKC;
@@ -6672,7 +6670,7 @@ static int __e1000_shutdown(struct pci_dev *pdev, bool runtime)
if (adapter->hw.phy.type == e1000_phy_igp_3) {
e1000e_igp3_phy_powerdown_workaround_ich8lan(&adapter->hw);
} else if (hw->mac.type >= e1000_pch_lpt) {
- if (!(wufc & (E1000_WUFC_EX | E1000_WUFC_MC | E1000_WUFC_BC)))
+ if (wufc && !(wufc & (E1000_WUFC_EX | E1000_WUFC_MC | E1000_WUFC_BC)))
/* ULP does not support wake from unicast, multicast
* or broadcast.
*/
@@ -6764,7 +6762,7 @@ static void __e1000e_disable_aspm(struct pci_dev *pdev, u16 state, int locked)
case PCIE_LINK_STATE_L0S:
case PCIE_LINK_STATE_L0S | PCIE_LINK_STATE_L1:
aspm_dis_mask |= PCI_EXP_LNKCTL_ASPM_L0S;
- /* fall-through - can't have L1 without L0s */
+ fallthrough; /* can't have L1 without L0s */
case PCIE_LINK_STATE_L1:
aspm_dis_mask |= PCI_EXP_LNKCTL_ASPM_L1;
break;
@@ -6869,7 +6867,6 @@ err_irq:
return rc;
}
-#ifdef CONFIG_PM
static int __e1000_resume(struct pci_dev *pdev)
{
struct net_device *netdev = pci_get_drvdata(pdev);
@@ -6935,8 +6932,7 @@ static int __e1000_resume(struct pci_dev *pdev)
return 0;
}
-#ifdef CONFIG_PM_SLEEP
-static int e1000e_pm_suspend(struct device *dev)
+static __maybe_unused int e1000e_pm_suspend(struct device *dev)
{
struct net_device *netdev = pci_get_drvdata(to_pci_dev(dev));
struct e1000_adapter *adapter = netdev_priv(netdev);
@@ -6960,7 +6956,7 @@ static int e1000e_pm_suspend(struct device *dev)
return rc;
}
-static int e1000e_pm_resume(struct device *dev)
+static __maybe_unused int e1000e_pm_resume(struct device *dev)
{
struct net_device *netdev = pci_get_drvdata(to_pci_dev(dev));
struct e1000_adapter *adapter = netdev_priv(netdev);
@@ -6979,9 +6975,8 @@ static int e1000e_pm_resume(struct device *dev)
return e1000e_pm_thaw(dev);
}
-#endif /* CONFIG_PM_SLEEP */
-static int e1000e_pm_runtime_idle(struct device *dev)
+static __maybe_unused int e1000e_pm_runtime_idle(struct device *dev)
{
struct net_device *netdev = dev_get_drvdata(dev);
struct e1000_adapter *adapter = netdev_priv(netdev);
@@ -6997,7 +6992,7 @@ static int e1000e_pm_runtime_idle(struct device *dev)
return -EBUSY;
}
-static int e1000e_pm_runtime_resume(struct device *dev)
+static __maybe_unused int e1000e_pm_runtime_resume(struct device *dev)
{
struct pci_dev *pdev = to_pci_dev(dev);
struct net_device *netdev = pci_get_drvdata(pdev);
@@ -7014,7 +7009,7 @@ static int e1000e_pm_runtime_resume(struct device *dev)
return rc;
}
-static int e1000e_pm_runtime_suspend(struct device *dev)
+static __maybe_unused int e1000e_pm_runtime_suspend(struct device *dev)
{
struct pci_dev *pdev = to_pci_dev(dev);
struct net_device *netdev = pci_get_drvdata(pdev);
@@ -7039,7 +7034,6 @@ static int e1000e_pm_runtime_suspend(struct device *dev)
return 0;
}
-#endif /* CONFIG_PM */
static void e1000_shutdown(struct pci_dev *pdev)
{
@@ -7899,8 +7893,7 @@ static struct pci_driver e1000_driver = {
**/
static int __init e1000_init_module(void)
{
- pr_info("Intel(R) PRO/1000 Network Driver - %s\n",
- e1000e_driver_version);
+ pr_info("Intel(R) PRO/1000 Network Driver\n");
pr_info("Copyright(c) 1999 - 2015 Intel Corporation.\n");
return pci_register_driver(&e1000_driver);
@@ -7922,6 +7915,5 @@ module_exit(e1000_exit_module);
MODULE_AUTHOR("Intel Corporation, <linux.nics@intel.com>");
MODULE_DESCRIPTION("Intel(R) PRO/1000 Network Driver");
MODULE_LICENSE("GPL v2");
-MODULE_VERSION(DRV_VERSION);
/* netdev.c */
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.