PCI: PCIe portdrv: Implement pm object
Implement pm object for the PCI Express port driver in order to use the new power management framework and reduce the code size. Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl> Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
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@ -475,7 +475,7 @@ static void pciehp_remove (struct pcie_device *dev)
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}
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#ifdef CONFIG_PM
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static int pciehp_suspend (struct pcie_device *dev, pm_message_t state)
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static int pciehp_suspend (struct pcie_device *dev)
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{
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dev_info(&dev->device, "%s ENTRY\n", __func__);
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return 0;
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@ -503,7 +503,7 @@ static int pciehp_resume (struct pcie_device *dev)
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}
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return 0;
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}
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#endif
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#endif /* PM */
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static struct pcie_port_service_driver hpdriver_portdrv = {
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.name = PCIE_MODULE_NAME,
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@ -40,9 +40,6 @@ MODULE_LICENSE("GPL");
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static int __devinit aer_probe (struct pcie_device *dev);
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static void aer_remove(struct pcie_device *dev);
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static int aer_suspend(struct pcie_device *dev, pm_message_t state)
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{return 0;}
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static int aer_resume(struct pcie_device *dev) {return 0;}
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static pci_ers_result_t aer_error_detected(struct pci_dev *dev,
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enum pci_channel_state error);
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static void aer_error_resume(struct pci_dev *dev);
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@ -61,9 +58,6 @@ static struct pcie_port_service_driver aerdriver = {
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.probe = aer_probe,
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.remove = aer_remove,
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.suspend = aer_suspend,
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.resume = aer_resume,
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.err_handler = &aer_error_handlers,
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.reset_link = aer_root_reset,
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@ -38,8 +38,8 @@ extern struct bus_type pcie_port_bus_type;
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extern int pcie_port_device_probe(struct pci_dev *dev);
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extern int pcie_port_device_register(struct pci_dev *dev);
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#ifdef CONFIG_PM
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extern int pcie_port_device_suspend(struct pci_dev *dev, pm_message_t state);
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extern int pcie_port_device_resume(struct pci_dev *dev);
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extern int pcie_port_device_suspend(struct device *dev);
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extern int pcie_port_device_resume(struct device *dev);
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#endif
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extern void pcie_port_device_remove(struct pci_dev *dev);
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extern int __must_check pcie_port_bus_register(void);
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@ -410,13 +410,12 @@ int pcie_port_device_register(struct pci_dev *dev)
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static int suspend_iter(struct device *dev, void *data)
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{
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struct pcie_port_service_driver *service_driver;
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pm_message_t state = * (pm_message_t *) data;
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if ((dev->bus == &pcie_port_bus_type) &&
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(dev->driver)) {
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service_driver = to_service_driver(dev->driver);
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if (service_driver->suspend)
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service_driver->suspend(to_pcie_device(dev), state);
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service_driver->suspend(to_pcie_device(dev));
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}
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return 0;
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}
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@ -424,11 +423,10 @@ static int suspend_iter(struct device *dev, void *data)
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/**
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* pcie_port_device_suspend - suspend port services associated with a PCIe port
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* @dev: PCI Express port to handle
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* @state: Representation of system power management transition in progress
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*/
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int pcie_port_device_suspend(struct pci_dev *dev, pm_message_t state)
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int pcie_port_device_suspend(struct device *dev)
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{
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return device_for_each_child(&dev->dev, &state, suspend_iter);
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return device_for_each_child(dev, NULL, suspend_iter);
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}
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static int resume_iter(struct device *dev, void *data)
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@ -448,11 +446,11 @@ static int resume_iter(struct device *dev, void *data)
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* pcie_port_device_suspend - resume port services associated with a PCIe port
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* @dev: PCI Express port to handle
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*/
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int pcie_port_device_resume(struct pci_dev *dev)
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int pcie_port_device_resume(struct device *dev)
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{
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return device_for_each_child(&dev->dev, NULL, resume_iter);
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return device_for_each_child(dev, NULL, resume_iter);
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}
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#endif
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#endif /* PM */
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static int remove_iter(struct device *dev, void *data)
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{
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@ -44,21 +44,21 @@ static int pcie_portdrv_restore_config(struct pci_dev *dev)
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}
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#ifdef CONFIG_PM
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static int pcie_portdrv_suspend(struct pci_dev *dev, pm_message_t state)
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{
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return pcie_port_device_suspend(dev, state);
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static struct dev_pm_ops pcie_portdrv_pm_ops = {
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.suspend = pcie_port_device_suspend,
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.resume = pcie_port_device_resume,
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.freeze = pcie_port_device_suspend,
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.thaw = pcie_port_device_resume,
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.poweroff = pcie_port_device_suspend,
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.restore = pcie_port_device_resume,
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};
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}
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#define PCIE_PORTDRV_PM_OPS (&pcie_portdrv_pm_ops)
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static int pcie_portdrv_resume(struct pci_dev *dev)
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{
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pci_set_master(dev);
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return pcie_port_device_resume(dev);
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}
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#else
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#define pcie_portdrv_suspend NULL
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#define pcie_portdrv_resume NULL
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#endif
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#else /* !PM */
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#define PCIE_PORTDRV_PM_OPS NULL
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#endif /* !PM */
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/*
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* pcie_portdrv_probe - Probe PCI-Express port devices
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@ -268,10 +268,9 @@ static struct pci_driver pcie_portdriver = {
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.probe = pcie_portdrv_probe,
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.remove = pcie_portdrv_remove,
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.suspend = pcie_portdrv_suspend,
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.resume = pcie_portdrv_resume,
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.err_handler = &pcie_portdrv_err_handler,
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.driver.pm = PCIE_PORTDRV_PM_OPS,
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};
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static int __init pcie_portdrv_init(void)
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@ -59,7 +59,7 @@ struct pcie_port_service_driver {
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const char *name;
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int (*probe) (struct pcie_device *dev);
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void (*remove) (struct pcie_device *dev);
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int (*suspend) (struct pcie_device *dev, pm_message_t state);
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int (*suspend) (struct pcie_device *dev);
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int (*resume) (struct pcie_device *dev);
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/* Service Error Recovery Handler */
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