Messages in this thread Patch in this message | | | From | Haavard Skinnemoen <> | Subject | [PATCH 07/10] macb: Basic suspend/resume support | Date | Thu, 13 Mar 2008 15:39:42 +0100 |
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--- drivers/net/macb.c | 37 +++++++++++++++++++++++++++++++++++++ 1 files changed, 37 insertions(+), 0 deletions(-)
diff --git a/drivers/net/macb.c b/drivers/net/macb.c index 1d210ed..94bf2ba 100644 --- a/drivers/net/macb.c +++ b/drivers/net/macb.c @@ -1275,8 +1275,45 @@ 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", }, -- 1.5.4.3
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