From: Viresh Kumar Date: Thu, 23 Feb 2012 09:33:53 +0000 (+0530) Subject: ata/pata_arasan_cf: Add Hibernation support X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=40679b3ce9d993e33e026f402cbfffb35d2c4e3c;p=mv-sheeva.git ata/pata_arasan_cf: Add Hibernation support This patch adds in Hibernation related callbacks. Also we don't really need to free DMA channel on suspend. Signed-off-by: Viresh Kumar Signed-off-by: Jeff Garzik --- diff --git a/drivers/ata/pata_arasan_cf.c b/drivers/ata/pata_arasan_cf.c index 048589fad2c..fc2db2a89a6 100644 --- a/drivers/ata/pata_arasan_cf.c +++ b/drivers/ata/pata_arasan_cf.c @@ -925,11 +925,10 @@ static int arasan_cf_suspend(struct device *dev) struct ata_host *host = dev_get_drvdata(dev); struct arasan_cf_dev *acdev = host->ports[0]->private_data; - if (acdev->dma_chan) { + if (acdev->dma_chan) acdev->dma_chan->device->device_control(acdev->dma_chan, DMA_TERMINATE_ALL, 0); - dma_release_channel(acdev->dma_chan); - } + cf_exit(acdev); return ata_host_suspend(host, PMSG_SUSPEND); } @@ -945,10 +944,7 @@ static int arasan_cf_resume(struct device *dev) return 0; } -static const struct dev_pm_ops arasan_cf_pm_ops = { - .suspend = arasan_cf_suspend, - .resume = arasan_cf_resume, -}; +static SIMPLE_DEV_PM_OPS(arasan_cf_pm_ops, arasan_cf_suspend, arasan_cf_resume); #endif static struct platform_driver arasan_cf_driver = { @@ -958,7 +954,7 @@ static struct platform_driver arasan_cf_driver = { .name = DRIVER_NAME, .owner = THIS_MODULE, #ifdef CONFIG_PM - .pm = &arasan_cf_pm_ops, + .pm = &arasan_cf_pm_ops, #endif }, };