diff options
| author | Saeed Bishara <saeed@marvell.com> | 2009-12-06 18:26:22 +0200 |
|---|---|---|
| committer | Jeff Garzik <jgarzik@redhat.com> | 2009-12-17 01:06:11 -0500 |
| commit | b2dec48ccaad004fc706352f82725d43369d9bd7 (patch) | |
| tree | e116a4e0e780525e0e41c46db3b7560a1509b860 /drivers | |
| parent | 1bfeff03f8a52eb896e5aad33d52e2451437bb0b (diff) | |
| download | linux-b2dec48ccaad004fc706352f82725d43369d9bd7.tar.bz2 | |
sata_mv: add power management support for the PCI controllers.
Signed-off-by: Saeed Bishara <saeed@marvell.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
Diffstat (limited to 'drivers')
| -rwxr-xr-x | drivers/ata/sata_mv.c | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/drivers/ata/sata_mv.c b/drivers/ata/sata_mv.c index 53a1d97cd9a6..73768195ccc2 100755 --- a/drivers/ata/sata_mv.c +++ b/drivers/ata/sata_mv.c @@ -4161,6 +4161,9 @@ static struct platform_driver mv_platform_driver = { #ifdef CONFIG_PCI static int mv_pci_init_one(struct pci_dev *pdev, const struct pci_device_id *ent); +#ifdef CONFIG_PM +static int mv_pci_device_resume(struct pci_dev *pdev); +#endif static struct pci_driver mv_pci_driver = { @@ -4168,6 +4171,11 @@ static struct pci_driver mv_pci_driver = { .id_table = mv_pci_tbl, .probe = mv_pci_init_one, .remove = ata_pci_remove_one, +#ifdef CONFIG_PM + .suspend = ata_pci_device_suspend, + .resume = mv_pci_device_resume, +#endif + }; /* move to PCI layer or libata core? */ @@ -4324,6 +4332,27 @@ static int mv_pci_init_one(struct pci_dev *pdev, return ata_host_activate(host, pdev->irq, mv_interrupt, IRQF_SHARED, IS_GEN_I(hpriv) ? &mv5_sht : &mv6_sht); } + +#ifdef CONFIG_PM +static int mv_pci_device_resume(struct pci_dev *pdev) +{ + struct ata_host *host = dev_get_drvdata(&pdev->dev); + int rc; + + rc = ata_pci_device_do_resume(pdev); + if (rc) + return rc; + + /* initialize adapter */ + rc = mv_init_host(host); + if (rc) + return rc; + + ata_host_resume(host); + + return 0; +} +#endif #endif static int mv_platform_probe(struct platform_device *pdev); |