Add suspend and resume capability to the driver.
Tested both to ram and to disk on x86_64 platform.
Signed-off-by: Don Fry <[EMAIL PROTECTED]>
---
--- linux-2.6.23-rc3/drivers/net/pcnet32.c.orig 2007-08-14 13:52:24.000000000
-0700
+++ linux-2.6.23-rc3/drivers/net/pcnet32.c 2007-08-14 14:16:55.000000000
-0700
@@ -23,11 +23,11 @@
#define DRV_NAME "pcnet32"
#ifdef CONFIG_PCNET32_NAPI
-#define DRV_VERSION "1.33-NAPI"
+#define DRV_VERSION "1.34-NAPI"
#else
-#define DRV_VERSION "1.33"
+#define DRV_VERSION "1.34"
#endif
-#define DRV_RELDATE "27.Jun.2006"
+#define DRV_RELDATE "14.Aug.2007"
#define PFX DRV_NAME ": "
static const char *const version =
@@ -2943,6 +2943,33 @@ static void pcnet32_watchdog(struct net_
mod_timer(&(lp->watchdog_timer), PCNET32_WATCHDOG_TIMEOUT);
}
+static int pcnet32_pm_suspend(struct pci_dev *pdev, pm_message_t state)
+{
+ struct net_device *dev = pci_get_drvdata(pdev);
+
+ if (netif_running(dev)) {
+ netif_device_detach(dev);
+ pcnet32_close(dev);
+ }
+ pci_save_state(pdev);
+ pci_set_power_state(pdev, pci_choose_state(pdev, state));
+ return 0;
+}
+
+static int pcnet32_pm_resume(struct pci_dev *pdev)
+{
+ struct net_device *dev = pci_get_drvdata(pdev);
+
+ pci_set_power_state(pdev, PCI_D0);
+ pci_restore_state(pdev);
+
+ if (netif_running(dev)) {
+ pcnet32_open(dev);
+ netif_device_attach(dev);
+ }
+ return 0;
+}
+
static void __devexit pcnet32_remove_one(struct pci_dev *pdev)
{
struct net_device *dev = pci_get_drvdata(pdev);
@@ -2966,6 +2993,8 @@ static struct pci_driver pcnet32_driver
.probe = pcnet32_probe_pci,
.remove = __devexit_p(pcnet32_remove_one),
.id_table = pcnet32_pci_tbl,
+ .suspend = pcnet32_pm_suspend,
+ .resume = pcnet32_pm_resume,
};
/* An additional parameter that may be passed in... */
-
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