Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/torvalds/linux-2.6

[pandora-kernel.git] / drivers / net / macb.c

diff --git a/drivers/net/macb.c b/drivers/net/macb.c
index 50688a5..0496d16 100644 (file)
--- a/drivers/net/macb.c
+++ b/drivers/net/macb.c
@@ -1281,8 +1281,45 @@ static int __exit macb_remove(struct platform_device *pdev)
        return 0;
 }
 
+#ifdef CONFIG_PM
+static int macb_suspend(struct platform_device *pdev, pm_message_t state)
+{
+       struct net_device *netdev = platform_get_drvdata(pdev);
+       struct macb *bp = netdev_priv(netdev);
+
+       netif_device_detach(netdev);
+
+#ifndef CONFIG_ARCH_AT91
+       clk_disable(bp->hclk);
+#endif
+       clk_disable(bp->pclk);
+
+       return 0;
+}
+
+static int macb_resume(struct platform_device *pdev)
+{
+       struct net_device *netdev = platform_get_drvdata(pdev);
+       struct macb *bp = netdev_priv(netdev);
+
+       clk_enable(bp->pclk);
+#ifndef CONFIG_ARCH_AT91
+       clk_enable(bp->hclk);
+#endif
+
+       netif_device_attach(netdev);
+
+       return 0;
+}
+#else
+#define macb_suspend   NULL
+#define macb_resume    NULL
+#endif
+
 static struct platform_driver macb_driver = {
        .remove         = __exit_p(macb_remove),
+       .suspend        = macb_suspend,
+       .resume         = macb_resume,
        .driver         = {
                .name           = "macb",
                .owner  = THIS_MODULE,