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Commit 35142ddb authored by Domen Puncer's avatar Domen Puncer Committed by Jeff Garzik
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pata_mpc52xx: suspend/resume support 



Implement suspend and resume routines for mpc52xx ata driver.
Tested on Lite5200b with deep-sleep and low-power (not yet in-tree)
modes.

Signed-off-by: default avatarDomen Puncer <domen.puncer@telargo.com>
Signed-off-by: default avatarJeff Garzik <jeff@garzik.org>
parent a77720ad

drivers/ata/pata_mpc52xx.c

+16 −2
Original line number Diff line number Diff line
@@ -467,13 +467,27 @@ mpc52xx_ata_remove(struct of_device *op) 
static int

mpc52xx_ata_suspend(struct of_device *op, pm_message_t state)

{

	return 0;	/* FIXME : What to do here ? */

	struct ata_host *host = dev_get_drvdata(&op->dev);



	return ata_host_suspend(host, state);

}



static int

mpc52xx_ata_resume(struct of_device *op)

{

	return 0;	/* FIXME : What to do here ? */

	struct ata_host *host = dev_get_drvdata(&op->dev);

	struct mpc52xx_ata_priv *priv = host->private_data;

	int rv;



	rv = mpc52xx_ata_hw_init(priv);

	if (rv) {

		printk(KERN_ERR DRV_NAME ": Error during HW init\n");

		return rv;

	}



	ata_host_resume(host);



	return 0;

}



#endif