From 35142ddbf7d81ff3f1d9521611e734b8d5014df2 Mon Sep 17 00:00:00 2001 From: Domen Puncer Date: Tue, 3 Jul 2007 10:27:38 +0200 Subject: 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: Domen Puncer Signed-off-by: Jeff Garzik --- drivers/ata/pata_mpc52xx.c | 18 ++++++++++++++++-- 1 file changed, 16 insertions(+), 2 deletions(-) (limited to 'drivers/ata/pata_mpc52xx.c') diff --git a/drivers/ata/pata_mpc52xx.c b/drivers/ata/pata_mpc52xx.c index 368fac7d168b..182e83c9047b 100644 --- a/drivers/ata/pata_mpc52xx.c +++ b/drivers/ata/pata_mpc52xx.c @@ -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 -- cgit v1.2.3