diff --git a/drivers/usb/core/hcd.c b/drivers/usb/core/hcd.c index 5e8ade07d7f9d59bf43224b8835aaa191348642a..375382f9d6712dedf939abe0ed9c426fa6805bb4 100644 --- a/drivers/usb/core/hcd.c +++ b/drivers/usb/core/hcd.c @@ -1431,28 +1431,44 @@ rescan: /*-------------------------------------------------------------------------*/ -/* FIXME make this #ifdef CONFIG_PM ... update root hubs, retest */ - -#ifdef CONFIG_USB_SUSPEND +#ifdef CONFIG_PM static int hcd_hub_suspend (struct usb_bus *bus) { struct usb_hcd *hcd; + int status; hcd = container_of (bus, struct usb_hcd, self); - if (hcd->driver->hub_suspend) - return hcd->driver->hub_suspend (hcd); - return 0; + if (!hcd->driver->hub_suspend) + return -ENOENT; + hcd->state = HC_STATE_QUIESCING; + status = hcd->driver->hub_suspend (hcd); + if (status == 0) + hcd->state = HC_STATE_SUSPENDED; + else + dev_dbg(&bus->root_hub->dev, "%s fail, err %d\n", + "suspend", status); + return status; } static int hcd_hub_resume (struct usb_bus *bus) { struct usb_hcd *hcd; + int status; hcd = container_of (bus, struct usb_hcd, self); - if (hcd->driver->hub_resume) - return hcd->driver->hub_resume (hcd); - return 0; + if (!hcd->driver->hub_resume) + return -ENOENT; + hcd->state = HC_STATE_RESUMING; + status = hcd->driver->hub_resume (hcd); + if (status == 0) + hcd->state = HC_STATE_RUNNING; + else { + dev_dbg(&bus->root_hub->dev, "%s fail, err %d\n", + "resume", status); + usb_hc_died(hcd); + } + return status; } /** @@ -1473,13 +1489,9 @@ void usb_hcd_resume_root_hub (struct usb_hcd *hcd) usb_resume_root_hub (hcd->self.root_hub); spin_unlock_irqrestore (&hcd_root_hub_lock, flags); } +EXPORT_SYMBOL_GPL(usb_hcd_resume_root_hub); -#else -void usb_hcd_resume_root_hub (struct usb_hcd *hcd) -{ -} #endif -EXPORT_SYMBOL_GPL(usb_hcd_resume_root_hub); /*-------------------------------------------------------------------------*/ @@ -1532,7 +1544,7 @@ static struct usb_operations usb_hcd_operations = { .buffer_alloc = hcd_buffer_alloc, .buffer_free = hcd_buffer_free, .disable = hcd_endpoint_disable, -#ifdef CONFIG_USB_SUSPEND +#ifdef CONFIG_PM .hub_suspend = hcd_hub_suspend, .hub_resume = hcd_hub_resume, #endif diff --git a/drivers/usb/host/ohci-au1xxx.c b/drivers/usb/host/ohci-au1xxx.c index 3981bf15c8c72a7db18958512254bef3e9f10eed..550d67a554f6583ac39d876309d0c44a10534b28 100644 --- a/drivers/usb/host/ohci-au1xxx.c +++ b/drivers/usb/host/ohci-au1xxx.c @@ -214,6 +214,11 @@ static const struct hc_driver ohci_au1xxx_hc_driver = { */ .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, +#endif + .start_port_reset = ohci_start_port_reset, }; /*-------------------------------------------------------------------------*/ diff --git a/drivers/usb/host/ohci-lh7a404.c b/drivers/usb/host/ohci-lh7a404.c index 859aca7be753bf6dfbc209e0bf19497834262e7a..71d975ae78bd30e8673f37117d75e338847426d8 100644 --- a/drivers/usb/host/ohci-lh7a404.c +++ b/drivers/usb/host/ohci-lh7a404.c @@ -193,6 +193,11 @@ static const struct hc_driver ohci_lh7a404_hc_driver = { */ .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, +#endif + .start_port_reset = ohci_start_port_reset, }; /*-------------------------------------------------------------------------*/ diff --git a/drivers/usb/host/ohci-pxa27x.c b/drivers/usb/host/ohci-pxa27x.c index 986c4f656e224c3f21fca77e36dc1039cb5b9019..2e7b48502a3d28406b43c0839e1e48cfe991424e 100644 --- a/drivers/usb/host/ohci-pxa27x.c +++ b/drivers/usb/host/ohci-pxa27x.c @@ -282,6 +282,7 @@ static const struct hc_driver ohci_pxa27x_hc_driver = { .hub_suspend = ohci_hub_suspend, .hub_resume = ohci_hub_resume, #endif + .start_port_reset = ohci_start_port_reset, }; /*-------------------------------------------------------------------------*/ diff --git a/drivers/usb/host/ohci-s3c2410.c b/drivers/usb/host/ohci-s3c2410.c index 8cf12b2be2a35c4c3c40c01e9fb152c9fc908040..922e2a6f46ef5d54ae54b9ce4612deaf9857e270 100644 --- a/drivers/usb/host/ohci-s3c2410.c +++ b/drivers/usb/host/ohci-s3c2410.c @@ -452,6 +452,7 @@ static const struct hc_driver ohci_s3c2410_hc_driver = { .hub_suspend = ohci_hub_suspend, .hub_resume = ohci_hub_resume, #endif + .start_port_reset = ohci_start_port_reset, }; /* device driver */ diff --git a/drivers/usb/host/ohci-sa1111.c b/drivers/usb/host/ohci-sa1111.c index 7dd1f410b7f104a9e3b13dc8e3bb834c9421adac..13324b7f9c59a40b633525577c9eec8af4b81ec4 100644 --- a/drivers/usb/host/ohci-sa1111.c +++ b/drivers/usb/host/ohci-sa1111.c @@ -239,6 +239,7 @@ static const struct hc_driver ohci_sa1111_hc_driver = { .hub_suspend = ohci_hub_suspend, .hub_resume = ohci_hub_resume, #endif + .start_port_reset = ohci_start_port_reset, }; /*-------------------------------------------------------------------------*/