From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from ch1ehsobe006.messaging.microsoft.com ([216.32.181.186]:53369 "EHLO ch1outboundpool.messaging.microsoft.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756797Ab3LTKHK (ORCPT ); Fri, 20 Dec 2013 05:07:10 -0500 From: Dongsheng Wang To: , CC: , , , , , , Wang Dongsheng Subject: [RFC] linux/pci: move pci_platform_pm_ops to linux/pci.h Date: Fri, 20 Dec 2013 18:03:52 +0800 Message-ID: <1387533832-34554-1-git-send-email-dongsheng.wang@freescale.com> MIME-Version: 1.0 Content-Type: text/plain Sender: linux-pci-owner@vger.kernel.org List-ID: From: Wang Dongsheng make Freescale platform use pci_platform_pm_ops struct. Signed-off-by: Wang Dongsheng --- If device's not set power state, we will use this interface to put the device's into the correct state. diff --git a/drivers/pci/pci.h b/drivers/pci/pci.h index 9c91ecc..48f8b1a 100644 --- a/drivers/pci/pci.h +++ b/drivers/pci/pci.h @@ -33,36 +33,6 @@ int pci_mmap_fits(struct pci_dev *pdev, int resno, struct vm_area_struct *vmai, #endif int pci_probe_reset_function(struct pci_dev *dev); -/** - * struct pci_platform_pm_ops - Firmware PM callbacks - * - * @is_manageable: returns 'true' if given device is power manageable by the - * platform firmware - * - * @set_state: invokes the platform firmware to set the device's power state - * - * @choose_state: returns PCI power state of given device preferred by the - * platform; to be used during system-wide transitions from a - * sleeping state to the working state and vice versa - * - * @sleep_wake: enables/disables the system wake up capability of given device - * - * @run_wake: enables/disables the platform to generate run-time wake-up events - * for given device (the device's wake-up capability has to be - * enabled by @sleep_wake for this feature to work) - * - * If given platform is generally capable of power managing PCI devices, all of - * these callbacks are mandatory. - */ -struct pci_platform_pm_ops { - bool (*is_manageable)(struct pci_dev *dev); - int (*set_state)(struct pci_dev *dev, pci_power_t state); - pci_power_t (*choose_state)(struct pci_dev *dev); - int (*sleep_wake)(struct pci_dev *dev, bool enable); - int (*run_wake)(struct pci_dev *dev, bool enable); -}; - -int pci_set_platform_pm(struct pci_platform_pm_ops *ops); void pci_update_current_state(struct pci_dev *dev, pci_power_t state); void pci_power_up(struct pci_dev *dev); void pci_disable_enabled_device(struct pci_dev *dev); diff --git a/include/linux/pci.h b/include/linux/pci.h index 1084a15..20e07b8 100644 --- a/include/linux/pci.h +++ b/include/linux/pci.h @@ -365,6 +365,37 @@ struct pci_dev { size_t romlen; /* Length of ROM if it's not from the BAR */ }; +/** + * struct pci_platform_pm_ops - Firmware PM callbacks + * + * @is_manageable: returns 'true' if given device is power manageable by the + * platform firmware + * + * @set_state: invokes the platform firmware to set the device's power state + * + * @choose_state: returns PCI power state of given device preferred by the + * platform; to be used during system-wide transitions from a + * sleeping state to the working state and vice versa + * + * @sleep_wake: enables/disables the system wake up capability of given device + * + * @run_wake: enables/disables the platform to generate run-time wake-up events + * for given device (the device's wake-up capability has to be + * enabled by @sleep_wake for this feature to work) + * + * If given platform is generally capable of power managing PCI devices, all of + * these callbacks are mandatory. + */ +struct pci_platform_pm_ops { + bool (*is_manageable)(struct pci_dev *dev); + int (*set_state)(struct pci_dev *dev, pci_power_t state); + pci_power_t (*choose_state)(struct pci_dev *dev); + int (*sleep_wake)(struct pci_dev *dev, bool enable); + int (*run_wake)(struct pci_dev *dev, bool enable); +}; + +int pci_set_platform_pm(struct pci_platform_pm_ops *ops); + static inline struct pci_dev *pci_physfn(struct pci_dev *dev) { #ifdef CONFIG_PCI_IOV -- 1.8.5