diff options
| -rw-r--r-- | drivers/ata/ahci.c | 51 |
1 files changed, 24 insertions, 27 deletions
diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c index 546a3692774f..4ac1bb39a9df 100644 --- a/drivers/ata/ahci.c +++ b/drivers/ata/ahci.c @@ -93,9 +93,9 @@ static void ahci_mcp89_apple_enable(struct pci_dev *pdev); static bool is_mcp89_apple(struct pci_dev *pdev); static int ahci_p5wdh_hardreset(struct ata_link *link, unsigned int *class, unsigned long deadline); -#ifdef CONFIG_PM -static int ahci_pci_device_suspend(struct pci_dev *pdev, pm_message_t mesg); -static int ahci_pci_device_resume(struct pci_dev *pdev); +#ifdef CONFIG_PM_SLEEP +static int ahci_pci_device_suspend(struct device *dev); +static int ahci_pci_device_resume(struct device *dev); #endif static struct scsi_host_template ahci_sht = { @@ -557,16 +557,18 @@ static const struct pci_device_id ahci_pci_tbl[] = { { } /* terminate list */ }; +static const struct dev_pm_ops ahci_pci_pm_ops = { + SET_SYSTEM_SLEEP_PM_OPS(ahci_pci_device_suspend, ahci_pci_device_resume) +}; static struct pci_driver ahci_pci_driver = { .name = DRV_NAME, .id_table = ahci_pci_tbl, .probe = ahci_init_one, .remove = ata_pci_remove_one, -#ifdef CONFIG_PM - .suspend = ahci_pci_device_suspend, - .resume = ahci_pci_device_resume, -#endif + .driver = { + .pm = &ahci_pci_pm_ops, + }, }; #if defined(CONFIG_PATA_MARVELL) || defined(CONFIG_PATA_MARVELL_MODULE) @@ -794,44 +796,39 @@ static int ahci_avn_hardreset(struct ata_link *link, unsigned int *class, } -#ifdef CONFIG_PM -static int ahci_pci_device_suspend(struct pci_dev *pdev, pm_message_t mesg) +#ifdef CONFIG_PM_SLEEP +static int ahci_pci_device_suspend(struct device *dev) { + struct pci_dev *pdev = to_pci_dev(dev); struct ata_host *host = pci_get_drvdata(pdev); struct ahci_host_priv *hpriv = host->private_data; void __iomem *mmio = hpriv->mmio; u32 ctl; - if (mesg.event & PM_EVENT_SUSPEND && - hpriv->flags & AHCI_HFLAG_NO_SUSPEND) { + if (hpriv->flags & AHCI_HFLAG_NO_SUSPEND) { dev_err(&pdev->dev, "BIOS update required for suspend/resume\n"); return -EIO; } - if (mesg.event & PM_EVENT_SLEEP) { - /* AHCI spec rev1.1 section 8.3.3: - * Software must disable interrupts prior to requesting a - * transition of the HBA to D3 state. - */ - ctl = readl(mmio + HOST_CTL); - ctl &= ~HOST_IRQ_EN; - writel(ctl, mmio + HOST_CTL); - readl(mmio + HOST_CTL); /* flush */ - } + /* AHCI spec rev1.1 section 8.3.3: + * Software must disable interrupts prior to requesting a + * transition of the HBA to D3 state. + */ + ctl = readl(mmio + HOST_CTL); + ctl &= ~HOST_IRQ_EN; + writel(ctl, mmio + HOST_CTL); + readl(mmio + HOST_CTL); /* flush */ - return ata_pci_device_suspend(pdev, mesg); + return ata_host_suspend(host, PMSG_SUSPEND); } -static int ahci_pci_device_resume(struct pci_dev *pdev) +static int ahci_pci_device_resume(struct device *dev) { + struct pci_dev *pdev = to_pci_dev(dev); struct ata_host *host = pci_get_drvdata(pdev); int rc; - rc = ata_pci_device_do_resume(pdev); - if (rc) - return rc; - /* Apple BIOS helpfully mangles the registers on resume */ if (is_mcp89_apple(pdev)) ahci_mcp89_apple_enable(pdev); |