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authorFrancois Romieu <romieu@fr.zoreil.com>2012-01-07 22:58:27 +0100
committerFrancois Romieu <romieu@fr.zoreil.com>2012-01-07 23:02:38 +0100
commite92b9b3b091d5fcdaed91d6fa9410deae135704b (patch)
tree0f4baaefba74f6b41f302d16555c9894c0923e8f /drivers/net/ethernet/via
parentfc3e0f8aec05dd812cba2c1e31c3d1f5fc85e55c (diff)
downloadop-kernel-dev-e92b9b3b091d5fcdaed91d6fa9410deae135704b.zip
op-kernel-dev-e92b9b3b091d5fcdaed91d6fa9410deae135704b.tar.gz
via-rhine: rework suspend and resume.
Cover of 861ab44059350e5cab350238606cf8814abab93b. Signed-off-by: Francois Romieu <romieu@fr.zoreil.com>
Diffstat (limited to 'drivers/net/ethernet/via')
-rw-r--r--drivers/net/ethernet/via/via-rhine.c41
1 files changed, 20 insertions, 21 deletions
diff --git a/drivers/net/ethernet/via/via-rhine.c b/drivers/net/ethernet/via/via-rhine.c
index e39802f..10b18eb 100644
--- a/drivers/net/ethernet/via/via-rhine.c
+++ b/drivers/net/ethernet/via/via-rhine.c
@@ -2291,17 +2291,18 @@ static void rhine_shutdown (struct pci_dev *pdev)
spin_unlock(&rp->lock);
- /* Hit power state D3 (sleep) */
- if (!avoid_D3)
+ if (system_state == SYSTEM_POWER_OFF && !avoid_D3) {
iowrite8(ioread8(ioaddr + StickyHW) | 0x03, ioaddr + StickyHW);
- /* TODO: Check use of pci_enable_wake() */
-
+ pci_wake_from_d3(pdev, true);
+ pci_set_power_state(pdev, PCI_D3hot);
+ }
}
-#ifdef CONFIG_PM
-static int rhine_suspend(struct pci_dev *pdev, pm_message_t state)
+#ifdef CONFIG_PM_SLEEP
+static int rhine_suspend(struct device *device)
{
+ struct pci_dev *pdev = to_pci_dev(device);
struct net_device *dev = pci_get_drvdata(pdev);
struct rhine_private *rp = netdev_priv(dev);
@@ -2313,28 +2314,21 @@ static int rhine_suspend(struct pci_dev *pdev, pm_message_t state)
napi_disable(&rp->napi);
netif_device_detach(dev);
- pci_save_state(pdev);
rhine_shutdown(pdev);
return 0;
}
-static int rhine_resume(struct pci_dev *pdev)
+static int rhine_resume(struct device *device)
{
+ struct pci_dev *pdev = to_pci_dev(device);
struct net_device *dev = pci_get_drvdata(pdev);
struct rhine_private *rp = netdev_priv(dev);
- int ret;
if (!netif_running(dev))
return 0;
- ret = pci_set_power_state(pdev, PCI_D0);
- netif_info(rp, drv, dev, "Entering power state D0 %s (%d)\n",
- ret ? "failed" : "succeeded", ret);
-
- pci_restore_state(pdev);
-
#ifdef USE_MMIO
enable_mmio(rp->pioaddr, rp->quirks);
#endif
@@ -2352,18 +2346,23 @@ static int rhine_resume(struct pci_dev *pdev)
return 0;
}
-#endif /* CONFIG_PM */
+
+static SIMPLE_DEV_PM_OPS(rhine_pm_ops, rhine_suspend, rhine_resume);
+#define RHINE_PM_OPS (&rhine_pm_ops)
+
+#else
+
+#define RHINE_PM_OPS NULL
+
+#endif /* !CONFIG_PM_SLEEP */
static struct pci_driver rhine_driver = {
.name = DRV_NAME,
.id_table = rhine_pci_tbl,
.probe = rhine_init_one,
.remove = __devexit_p(rhine_remove_one),
-#ifdef CONFIG_PM
- .suspend = rhine_suspend,
- .resume = rhine_resume,
-#endif /* CONFIG_PM */
- .shutdown = rhine_shutdown,
+ .shutdown = rhine_shutdown,
+ .driver.pm = RHINE_PM_OPS,
};
static struct dmi_system_id __initdata rhine_dmi_table[] = {
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