diff options
Diffstat (limited to 'drivers/scsi/ufs/ufshcd-pci.c')
-rw-r--r-- | drivers/scsi/ufs/ufshcd-pci.c | 55 |
1 files changed, 19 insertions, 36 deletions
diff --git a/drivers/scsi/ufs/ufshcd-pci.c b/drivers/scsi/ufs/ufshcd-pci.c index afaabe2aeac8..955ed5587011 100644 --- a/drivers/scsi/ufs/ufshcd-pci.c +++ b/drivers/scsi/ufs/ufshcd-pci.c @@ -43,34 +43,24 @@ * @pdev: pointer to PCI device handle * @state: power state * - * Returns -ENOSYS + * Returns 0 if successful + * Returns non-zero otherwise */ static int ufshcd_pci_suspend(struct device *dev) { - /* - * TODO: - * 1. Call ufshcd_suspend - * 2. Do bus specific power management - */ - - return -ENOSYS; + return ufshcd_system_suspend(dev_get_drvdata(dev)); } /** * ufshcd_pci_resume - resume power management function * @pdev: pointer to PCI device handle * - * Returns -ENOSYS + * Returns 0 if successful + * Returns non-zero otherwise */ static int ufshcd_pci_resume(struct device *dev) { - /* - * TODO: - * 1. Call ufshcd_resume. - * 2. Do bus specific wake up - */ - - return -ENOSYS; + return ufshcd_system_resume(dev_get_drvdata(dev)); } #else #define ufshcd_pci_suspend NULL @@ -80,30 +70,15 @@ static int ufshcd_pci_resume(struct device *dev) #ifdef CONFIG_PM_RUNTIME static int ufshcd_pci_runtime_suspend(struct device *dev) { - struct ufs_hba *hba = dev_get_drvdata(dev); - - if (!hba) - return 0; - - return ufshcd_runtime_suspend(hba); + return ufshcd_runtime_suspend(dev_get_drvdata(dev)); } static int ufshcd_pci_runtime_resume(struct device *dev) { - struct ufs_hba *hba = dev_get_drvdata(dev); - - if (!hba) - return 0; - - return ufshcd_runtime_resume(hba); + return ufshcd_runtime_resume(dev_get_drvdata(dev)); } static int ufshcd_pci_runtime_idle(struct device *dev) { - struct ufs_hba *hba = dev_get_drvdata(dev); - - if (!hba) - return 0; - - return ufshcd_runtime_idle(hba); + return ufshcd_runtime_idle(dev_get_drvdata(dev)); } #else /* !CONFIG_PM_RUNTIME */ #define ufshcd_pci_runtime_suspend NULL @@ -117,7 +92,7 @@ static int ufshcd_pci_runtime_idle(struct device *dev) */ static void ufshcd_pci_shutdown(struct pci_dev *pdev) { - ufshcd_hba_stop((struct ufs_hba *)pci_get_drvdata(pdev)); + ufshcd_shutdown((struct ufs_hba *)pci_get_drvdata(pdev)); } /** @@ -164,7 +139,15 @@ ufshcd_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id) mmio_base = pcim_iomap_table(pdev)[0]; - err = ufshcd_init(&pdev->dev, &hba, mmio_base, pdev->irq); + err = ufshcd_alloc_host(&pdev->dev, &hba); + if (err) { + dev_err(&pdev->dev, "Allocation failed\n"); + return err; + } + + INIT_LIST_HEAD(&hba->clk_list_head); + + err = ufshcd_init(hba, mmio_base, pdev->irq); if (err) { dev_err(&pdev->dev, "Initialization failed\n"); return err; |