* This file is licenced under the GPL.
*/
+#include <linux/signal.h> /* SA_INTERRUPT */
+#include <linux/jiffies.h>
+#include <linux/platform_device.h>
+
#include <asm/hardware.h>
#include <asm/io.h>
#include <asm/mach-types.h>
.hub_status_data = ohci_hub_status_data,
.hub_control = ohci_hub_control,
#ifdef CONFIG_PM
- .hub_suspend = ohci_hub_suspend,
- .hub_resume = ohci_hub_resume,
+ .bus_suspend = ohci_bus_suspend,
+ .bus_resume = ohci_bus_resume,
#endif
.start_port_reset = ohci_start_port_reset,
};
/*-------------------------------------------------------------------------*/
-static int ohci_hcd_omap_drv_probe(struct device *dev)
+static int ohci_hcd_omap_drv_probe(struct platform_device *dev)
{
- return usb_hcd_omap_probe(&ohci_omap_hc_driver,
- to_platform_device(dev));
+ return usb_hcd_omap_probe(&ohci_omap_hc_driver, dev);
}
-static int ohci_hcd_omap_drv_remove(struct device *dev)
+static int ohci_hcd_omap_drv_remove(struct platform_device *dev)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct usb_hcd *hcd = dev_get_drvdata(dev);
+ struct usb_hcd *hcd = platform_get_drvdata(dev);
struct ohci_hcd *ohci = hcd_to_ohci (hcd);
- usb_hcd_omap_remove(hcd, pdev);
+ usb_hcd_omap_remove(hcd, dev);
if (ohci->transceiver) {
(void) otg_set_host(ohci->transceiver, 0);
put_device(ohci->transceiver->dev);
}
- dev_set_drvdata(dev, NULL);
+ platform_set_drvdata(dev, NULL);
return 0;
}
#ifdef CONFIG_PM
-static int ohci_omap_suspend(struct device *dev, pm_message_t message)
+static int ohci_omap_suspend(struct platform_device *dev, pm_message_t message)
{
- struct ohci_hcd *ohci = hcd_to_ohci(dev_get_drvdata(dev));
- int status = -EINVAL;
-
- down(&ohci_to_hcd(ohci)->self.root_hub->serialize);
- status = ohci_hub_suspend(ohci_to_hcd(ohci));
- if (status == 0) {
- omap_ohci_clock_power(0);
- ohci_to_hcd(ohci)->self.root_hub->state =
- USB_STATE_SUSPENDED;
- ohci_to_hcd(ohci)->state = HC_STATE_SUSPENDED;
- dev->power.power_state = PMSG_SUSPEND;
- }
- up(&ohci_to_hcd(ohci)->self.root_hub->serialize);
- return status;
+ struct ohci_hcd *ohci = hcd_to_ohci(platform_get_drvdata(dev));
+
+ if (time_before(jiffies, ohci->next_statechange))
+ msleep(5);
+ ohci->next_statechange = jiffies;
+
+ omap_ohci_clock_power(0);
+ ohci_to_hcd(ohci)->state = HC_STATE_SUSPENDED;
+ dev->power.power_state = PMSG_SUSPEND;
+ return 0;
}
-static int ohci_omap_resume(struct device *dev)
+static int ohci_omap_resume(struct platform_device *dev)
{
- struct ohci_hcd *ohci = hcd_to_ohci(dev_get_drvdata(dev));
- int status = 0;
+ struct ohci_hcd *ohci = hcd_to_ohci(platform_get_drvdata(dev));
if (time_before(jiffies, ohci->next_statechange))
msleep(5);
ohci->next_statechange = jiffies;
+
omap_ohci_clock_power(1);
-#ifdef CONFIG_USB_SUSPEND
- /* get extra cleanup even if remote wakeup isn't in use */
- status = usb_resume_device(ohci_to_hcd(ohci)->self.root_hub);
-#else
- down(&ohci_to_hcd(ohci)->self.root_hub->serialize);
- status = ohci_hub_resume(ohci_to_hcd(ohci));
- up(&ohci_to_hcd(ohci)->self.root_hub->serialize);
-#endif
- if (status == 0)
- dev->power.power_state = PMSG_ON;
- return status;
+ dev->power.power_state = PMSG_ON;
+ usb_hcd_resume_root_hub(dev_get_drvdata(dev));
+ return 0;
}
#endif
/*
* Driver definition to register with the OMAP bus
*/
-static struct device_driver ohci_hcd_omap_driver = {
- .name = "ohci",
- .bus = &platform_bus_type,
+static struct platform_driver ohci_hcd_omap_driver = {
.probe = ohci_hcd_omap_drv_probe,
.remove = ohci_hcd_omap_drv_remove,
#ifdef CONFIG_PM
.suspend = ohci_omap_suspend,
.resume = ohci_omap_resume,
#endif
+ .driver = {
+ .owner = THIS_MODULE,
+ .name = "ohci",
+ },
};
static int __init ohci_hcd_omap_init (void)
pr_debug("%s: block sizes: ed %Zd td %Zd\n", hcd_name,
sizeof (struct ed), sizeof (struct td));
- return driver_register(&ohci_hcd_omap_driver);
+ return platform_driver_register(&ohci_hcd_omap_driver);
}
static void __exit ohci_hcd_omap_cleanup (void)
{
- driver_unregister(&ohci_hcd_omap_driver);
+ platform_driver_unregister(&ohci_hcd_omap_driver);
}
module_init (ohci_hcd_omap_init);