diff options
Diffstat (limited to 'drivers/ata/sata_mv.c')
| -rwxr-xr-x[-rw-r--r--] | drivers/ata/sata_mv.c | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/drivers/ata/sata_mv.c b/drivers/ata/sata_mv.c index b625b3614989..0f7704c0b4cc 100644..100755 --- a/drivers/ata/sata_mv.c +++ b/drivers/ata/sata_mv.c @@ -4112,9 +4112,52 @@ static int __devexit mv_platform_remove(struct platform_device *pdev) return 0; } +#ifdef CONFIG_PM +static int mv_platform_suspend(struct platform_device *pdev, pm_message_t state) +{ + struct ata_host *host = dev_get_drvdata(&pdev->dev); + if (host) + return ata_host_suspend(host, state); + else + return 0; +} + +static int mv_platform_resume(struct platform_device *pdev) +{ + struct ata_host *host = dev_get_drvdata(&pdev->dev); + int ret; + + if (host) { + struct mv_host_priv *hpriv = host->private_data; + const struct mv_sata_platform_data *mv_platform_data = \ + pdev->dev.platform_data; + /* + * (Re-)program MBUS remapping windows if we are asked to. + */ + if (mv_platform_data->dram != NULL) + mv_conf_mbus_windows(hpriv, mv_platform_data->dram); + + /* initialize adapter */ + ret = mv_init_host(host, chip_soc); + if (ret) { + printk(KERN_ERR DRV_NAME ": Error during HW init\n"); + return ret; + } + ata_host_resume(host); + } + + return 0; +} +#else +#define mv_platform_suspend NULL +#define mv_platform_resume NULL +#endif + static struct platform_driver mv_platform_driver = { .probe = mv_platform_probe, .remove = __devexit_p(mv_platform_remove), + .suspend = mv_platform_suspend, + .resume = mv_platform_resume, .driver = { .name = DRV_NAME, .owner = THIS_MODULE, |