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 <viresh.kumar@st.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
diff --git a/drivers/ata/pata_arasan_cf.c b/drivers/ata/pata_arasan_cf.c
index 048589f..fc2db2a 100644
--- a/drivers/ata/pata_arasan_cf.c
+++ b/drivers/ata/pata_arasan_cf.c
@@ -925,11 +925,10 @@
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 @@
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 @@
.name = DRIVER_NAME,
.owner = THIS_MODULE,
#ifdef CONFIG_PM
- .pm = &arasan_cf_pm_ops,
+ .pm = &arasan_cf_pm_ops,
#endif
},
};