diff options
| -rw-r--r-- | drivers/ptp/ptp_pch.c | 37 |
1 files changed, 3 insertions, 34 deletions
diff --git a/drivers/ptp/ptp_pch.c b/drivers/ptp/ptp_pch.c index dcd6e00c8046..ce10ecd41ba0 100644 --- a/drivers/ptp/ptp_pch.c +++ b/drivers/ptp/ptp_pch.c @@ -508,40 +508,8 @@ static const struct ptp_clock_info ptp_pch_caps = { .enable = ptp_pch_enable, }; - -#ifdef CONFIG_PM -static s32 pch_suspend(struct pci_dev *pdev, pm_message_t state) -{ - pci_disable_device(pdev); - pci_enable_wake(pdev, PCI_D3hot, 0); - - if (pci_save_state(pdev) != 0) { - dev_err(&pdev->dev, "could not save PCI config state\n"); - return -ENOMEM; - } - pci_set_power_state(pdev, pci_choose_state(pdev, state)); - - return 0; -} - -static s32 pch_resume(struct pci_dev *pdev) -{ - s32 ret; - - pci_set_power_state(pdev, PCI_D0); - pci_restore_state(pdev); - ret = pci_enable_device(pdev); - if (ret) { - dev_err(&pdev->dev, "pci_enable_device failed\n"); - return ret; - } - pci_enable_wake(pdev, PCI_D3hot, 0); - return 0; -} -#else #define pch_suspend NULL #define pch_resume NULL -#endif static void pch_remove(struct pci_dev *pdev) { @@ -684,13 +652,14 @@ static const struct pci_device_id pch_ieee1588_pcidev_id[] = { {0} }; +static SIMPLE_DEV_PM_OPS(pch_pm_ops, pch_suspend, pch_resume); + static struct pci_driver pch_driver = { .name = KBUILD_MODNAME, .id_table = pch_ieee1588_pcidev_id, .probe = pch_probe, .remove = pch_remove, - .suspend = pch_suspend, - .resume = pch_resume, + .driver.pm = &pch_pm_ops, }; static void __exit ptp_pch_exit(void) |