diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/acpi/device_pm.c | 27 | ||||
| -rw-r--r-- | drivers/pci/pci-acpi.c | 17 |
2 files changed, 18 insertions, 26 deletions
diff --git a/drivers/acpi/device_pm.c b/drivers/acpi/device_pm.c index 993fd31394c8..a199983390b6 100644 --- a/drivers/acpi/device_pm.c +++ b/drivers/acpi/device_pm.c @@ -400,8 +400,8 @@ static void acpi_pm_notify_handler(acpi_handle handle, u32 val, void *not_used) if (adev->wakeup.flags.notifier_present) { __pm_wakeup_event(adev->wakeup.ws, 0); - if (adev->wakeup.context.work.func) - queue_pm_work(&adev->wakeup.context.work); + if (adev->wakeup.context.func) + adev->wakeup.context.func(&adev->wakeup.context); } mutex_unlock(&acpi_pm_notifier_lock); @@ -413,7 +413,7 @@ static void acpi_pm_notify_handler(acpi_handle handle, u32 val, void *not_used) * acpi_add_pm_notifier - Register PM notify handler for given ACPI device. * @adev: ACPI device to add the notify handler for. * @dev: Device to generate a wakeup event for while handling the notification. - * @work_func: Work function to execute when handling the notification. + * @func: Work function to execute when handling the notification. * * NOTE: @adev need not be a run-wake or wakeup device to be a valid source of * PM wakeup events. For example, wakeup events may be generated for bridges @@ -421,11 +421,11 @@ static void acpi_pm_notify_handler(acpi_handle handle, u32 val, void *not_used) * bridge itself doesn't have a wakeup GPE associated with it. */ acpi_status acpi_add_pm_notifier(struct acpi_device *adev, struct device *dev, - void (*work_func)(struct work_struct *work)) + void (*func)(struct acpi_device_wakeup_context *context)) { acpi_status status = AE_ALREADY_EXISTS; - if (!dev && !work_func) + if (!dev && !func) return AE_BAD_PARAMETER; mutex_lock(&acpi_pm_notifier_lock); @@ -435,8 +435,7 @@ acpi_status acpi_add_pm_notifier(struct acpi_device *adev, struct device *dev, adev->wakeup.ws = wakeup_source_register(dev_name(&adev->dev)); adev->wakeup.context.dev = dev; - if (work_func) - INIT_WORK(&adev->wakeup.context.work, work_func); + adev->wakeup.context.func = func; status = acpi_install_notify_handler(adev->handle, ACPI_SYSTEM_NOTIFY, acpi_pm_notify_handler, NULL); @@ -469,10 +468,7 @@ acpi_status acpi_remove_pm_notifier(struct acpi_device *adev) if (ACPI_FAILURE(status)) goto out; - if (adev->wakeup.context.work.func) { - cancel_work_sync(&adev->wakeup.context.work); - adev->wakeup.context.work.func = NULL; - } + adev->wakeup.context.func = NULL; adev->wakeup.context.dev = NULL; wakeup_source_unregister(adev->wakeup.ws); @@ -658,16 +654,15 @@ EXPORT_SYMBOL(acpi_pm_device_sleep_state); /** * acpi_pm_notify_work_func - ACPI devices wakeup notification work function. - * @work: Work item to handle. + * @context: Device wakeup context. */ -static void acpi_pm_notify_work_func(struct work_struct *work) +static void acpi_pm_notify_work_func(struct acpi_device_wakeup_context *context) { - struct device *dev; + struct device *dev = context->dev; - dev = container_of(work, struct acpi_device_wakeup_context, work)->dev; if (dev) { pm_wakeup_event(dev, 0); - pm_runtime_resume(dev); + pm_request_resume(dev); } } diff --git a/drivers/pci/pci-acpi.c b/drivers/pci/pci-acpi.c index 001860361434..9284ae6f669a 100644 --- a/drivers/pci/pci-acpi.c +++ b/drivers/pci/pci-acpi.c @@ -395,29 +395,26 @@ bool pciehp_is_native(struct pci_dev *pdev) /** * pci_acpi_wake_bus - Root bus wakeup notification fork function. - * @work: Work item to handle. + * @context: Device wakeup context. */ -static void pci_acpi_wake_bus(struct work_struct *work) +static void pci_acpi_wake_bus(struct acpi_device_wakeup_context *context) { struct acpi_device *adev; struct acpi_pci_root *root; - adev = container_of(work, struct acpi_device, wakeup.context.work); + adev = container_of(context, struct acpi_device, wakeup.context); root = acpi_driver_data(adev); pci_pme_wakeup_bus(root->bus); } /** * pci_acpi_wake_dev - PCI device wakeup notification work function. - * @handle: ACPI handle of a device the notification is for. - * @work: Work item to handle. + * @context: Device wakeup context. */ -static void pci_acpi_wake_dev(struct work_struct *work) +static void pci_acpi_wake_dev(struct acpi_device_wakeup_context *context) { - struct acpi_device_wakeup_context *context; struct pci_dev *pci_dev; - context = container_of(work, struct acpi_device_wakeup_context, work); pci_dev = to_pci_dev(context->dev); if (pci_dev->pme_poll) @@ -425,7 +422,7 @@ static void pci_acpi_wake_dev(struct work_struct *work) if (pci_dev->current_state == PCI_D3cold) { pci_wakeup_event(pci_dev); - pm_runtime_resume(&pci_dev->dev); + pm_request_resume(&pci_dev->dev); return; } @@ -434,7 +431,7 @@ static void pci_acpi_wake_dev(struct work_struct *work) pci_check_pme_status(pci_dev); pci_wakeup_event(pci_dev); - pm_runtime_resume(&pci_dev->dev); + pm_request_resume(&pci_dev->dev); pci_pme_wakeup_bus(pci_dev->subordinate); } |