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brcm47xx: ehci-ssb: some updates: * update pointers in struct hc_driver * make ssb_ehci_detach more look like the pci version * remove resume and suspend as they are never activated and not compiling * replace ssb_ehci_start with ehci_run as it only calls this method 

SVN-Revision: 21427
owl
Hauke Mehrtens 2010-05-12 18:28:41 +00:00
parent 40c6118962
commit bb8d84ce4e
3 changed files with 36 additions and 165 deletions
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67
target/linux/brcm47xx/patches-2.6.32/270-ehci-ssb.patch
View File

@ -50,7 +50,7 @@
--- /dev/null
+++ b/drivers/usb/host/ehci-ssb.c
@@ -0,0 +1,201 @@
@@ -0,0 +1,158 @@
+/*
+ * Sonics Silicon Backplane
+ * Broadcom USB-core EHCI driver (SSB bus glue)
@ -90,7 +90,6 @@
+ return (struct ssb_ehci_device *)(hcd->hcd_priv);
+}
+
+
+static int ssb_ehci_reset(struct usb_hcd *hcd)
+{
+ struct ehci_hcd *ehci = hcd_to_ehci(hcd);
@ -115,55 +114,11 @@
+ if (err)
+ return err;
+
+ ehci_port_power(ehci, 0);
+ ehci_reset(ehci);
+
+ return err;
+}
+
+static int ssb_ehci_start(struct usb_hcd *hcd)
+{
+ struct ehci_hcd *ehci = hcd_to_ehci(hcd);
+ int err;
+
+ err = ehci_run(hcd);
+ if (err < 0) {
+ ehci_err(ehci, "can't start\n");
+ ehci_stop(hcd);
+ }
+
+ return err;
+}
+
+#ifdef CONFIG_PM
+static int ssb_ehci_hcd_suspend(struct usb_hcd *hcd, pm_message_t message)
+{
+ struct ssb_ehci_device *ehcidev = hcd_to_ssb_ehci(hcd);
+ struct ehci_hcd *ehci = &ehcidev->ehci;
+ unsigned long flags;
+
+ spin_lock_irqsave(&ehci->lock, flags);
+
+ ehci_writel(ehci, EHCI_INTR_MIE, &ehci->regs->intrdisable);
+ ehci_readl(ehci, &ehci->regs->intrdisable); /* commit write */
+
+ /* make sure snapshot being resumed re-enumerates everything */
+ if (message.event == PM_EVENT_PRETHAW)
+ ehci_usb_reset(ehci);
+
+ clear_bit(HCD_FLAG_HW_ACCESSIBLE, &hcd->flags);
+
+ spin_unlock_irqrestore(&ehci->lock, flags);
+ return 0;
+}
+
+static int ssb_ehci_hcd_resume(struct usb_hcd *hcd)
+{
+ set_bit(HCD_FLAG_HW_ACCESSIBLE, &hcd->flags);
+ usb_hcd_resume_root_hub(hcd);
+ return 0;
+}
+#endif /* CONFIG_PM */
+
+static const struct hc_driver ssb_ehci_hc_driver = {
+ .description = "ssb-usb-ehci",
+ .product_desc = "SSB EHCI Controller",
@ -173,35 +128,37 @@
+ .flags = HCD_MEMORY | HCD_USB2,
+
+ .reset = ssb_ehci_reset,
+ .start = ssb_ehci_start,
+ .start = ehci_run,
+ .stop = ehci_stop,
+ .shutdown = ehci_shutdown,
+
+#ifdef CONFIG_PM
+ .suspend = ssb_ehci_hcd_suspend,
+ .resume = ssb_ehci_hcd_resume,
+#endif
+
+ .urb_enqueue = ehci_urb_enqueue,
+ .urb_dequeue = ehci_urb_dequeue,
+ .endpoint_disable = ehci_endpoint_disable,
+ .endpoint_reset = ehci_endpoint_reset,
+
+ .get_frame_number = ehci_get_frame,
+
+ .hub_status_data = ehci_hub_status_data,
+ .hub_control = ehci_hub_control,
+#ifdef CONFIG_PM
+ .bus_suspend = ehci_bus_suspend,
+ .bus_resume = ehci_bus_resume,
+#endif
+ .relinquish_port = ehci_relinquish_port,
+ .port_handed_over = ehci_port_handed_over,
+
+ .clear_tt_buffer_complete = ehci_clear_tt_buffer_complete,
+};
+
+static void ssb_ehci_detach(struct ssb_device *dev, struct usb_hcd *hcd)
+{
+ if (hcd->driver->shutdown)
+ hcd->driver->shutdown(hcd);
+
+ usb_remove_hcd(hcd);
+
+ iounmap(hcd->regs);
+ release_mem_region(hcd->rsrc_start, hcd->rsrc_len);
+
+ usb_put_hcd(hcd);
+}
+EXPORT_SYMBOL_GPL(ssb_ehci_detach);

67
target/linux/brcm47xx/patches-2.6.33/270-ehci-ssb.patch
View File

@ -50,7 +50,7 @@
--- /dev/null
+++ b/drivers/usb/host/ehci-ssb.c
@@ -0,0 +1,201 @@
@@ -0,0 +1,158 @@
+/*
+ * Sonics Silicon Backplane
+ * Broadcom USB-core EHCI driver (SSB bus glue)
@ -90,7 +90,6 @@
+ return (struct ssb_ehci_device *)(hcd->hcd_priv);
+}
+
+
+static int ssb_ehci_reset(struct usb_hcd *hcd)
+{
+ struct ehci_hcd *ehci = hcd_to_ehci(hcd);
@ -115,55 +114,11 @@
+ if (err)
+ return err;
+
+ ehci_port_power(ehci, 0);
+ ehci_reset(ehci);
+
+ return err;
+}
+
+static int ssb_ehci_start(struct usb_hcd *hcd)
+{
+ struct ehci_hcd *ehci = hcd_to_ehci(hcd);
+ int err;
+
+ err = ehci_run(hcd);
+ if (err < 0) {
+ ehci_err(ehci, "can't start\n");
+ ehci_stop(hcd);
+ }
+
+ return err;
+}
+
+#ifdef CONFIG_PM
+static int ssb_ehci_hcd_suspend(struct usb_hcd *hcd, pm_message_t message)
+{
+ struct ssb_ehci_device *ehcidev = hcd_to_ssb_ehci(hcd);
+ struct ehci_hcd *ehci = &ehcidev->ehci;
+ unsigned long flags;
+
+ spin_lock_irqsave(&ehci->lock, flags);
+
+ ehci_writel(ehci, EHCI_INTR_MIE, &ehci->regs->intrdisable);
+ ehci_readl(ehci, &ehci->regs->intrdisable); /* commit write */
+
+ /* make sure snapshot being resumed re-enumerates everything */
+ if (message.event == PM_EVENT_PRETHAW)
+ ehci_usb_reset(ehci);
+
+ clear_bit(HCD_FLAG_HW_ACCESSIBLE, &hcd->flags);
+
+ spin_unlock_irqrestore(&ehci->lock, flags);
+ return 0;
+}
+
+static int ssb_ehci_hcd_resume(struct usb_hcd *hcd)
+{
+ set_bit(HCD_FLAG_HW_ACCESSIBLE, &hcd->flags);
+ usb_hcd_resume_root_hub(hcd);
+ return 0;
+}
+#endif /* CONFIG_PM */
+
+static const struct hc_driver ssb_ehci_hc_driver = {
+ .description = "ssb-usb-ehci",
+ .product_desc = "SSB EHCI Controller",
@ -173,35 +128,37 @@
+ .flags = HCD_MEMORY | HCD_USB2,
+
+ .reset = ssb_ehci_reset,
+ .start = ssb_ehci_start,
+ .start = ehci_run,
+ .stop = ehci_stop,
+ .shutdown = ehci_shutdown,
+
+#ifdef CONFIG_PM
+ .suspend = ssb_ehci_hcd_suspend,
+ .resume = ssb_ehci_hcd_resume,
+#endif
+
+ .urb_enqueue = ehci_urb_enqueue,
+ .urb_dequeue = ehci_urb_dequeue,
+ .endpoint_disable = ehci_endpoint_disable,
+ .endpoint_reset = ehci_endpoint_reset,
+
+ .get_frame_number = ehci_get_frame,
+
+ .hub_status_data = ehci_hub_status_data,
+ .hub_control = ehci_hub_control,
+#ifdef CONFIG_PM
+ .bus_suspend = ehci_bus_suspend,
+ .bus_resume = ehci_bus_resume,
+#endif
+ .relinquish_port = ehci_relinquish_port,
+ .port_handed_over = ehci_port_handed_over,
+
+ .clear_tt_buffer_complete = ehci_clear_tt_buffer_complete,
+};
+
+static void ssb_ehci_detach(struct ssb_device *dev, struct usb_hcd *hcd)
+{
+ if (hcd->driver->shutdown)
+ hcd->driver->shutdown(hcd);
+
+ usb_remove_hcd(hcd);
+
+ iounmap(hcd->regs);
+ release_mem_region(hcd->rsrc_start, hcd->rsrc_len);
+
+ usb_put_hcd(hcd);
+}
+EXPORT_SYMBOL_GPL(ssb_ehci_detach);

67
target/linux/brcm47xx/patches-2.6.34/270-ehci-ssb.patch
View File

@ -50,7 +50,7 @@
--- /dev/null
+++ b/drivers/usb/host/ehci-ssb.c
@@ -0,0 +1,201 @@
@@ -0,0 +1,158 @@
+/*
+ * Sonics Silicon Backplane
+ * Broadcom USB-core EHCI driver (SSB bus glue)
@ -90,7 +90,6 @@
+ return (struct ssb_ehci_device *)(hcd->hcd_priv);
+}
+
+
+static int ssb_ehci_reset(struct usb_hcd *hcd)
+{
+ struct ehci_hcd *ehci = hcd_to_ehci(hcd);
@ -115,55 +114,11 @@
+ if (err)
+ return err;
+
+ ehci_port_power(ehci, 0);
+ ehci_reset(ehci);
+
+ return err;
+}
+
+static int ssb_ehci_start(struct usb_hcd *hcd)
+{
+ struct ehci_hcd *ehci = hcd_to_ehci(hcd);
+ int err;
+
+ err = ehci_run(hcd);
+ if (err < 0) {
+ ehci_err(ehci, "can't start\n");
+ ehci_stop(hcd);
+ }
+
+ return err;
+}
+
+#ifdef CONFIG_PM
+static int ssb_ehci_hcd_suspend(struct usb_hcd *hcd, pm_message_t message)
+{
+ struct ssb_ehci_device *ehcidev = hcd_to_ssb_ehci(hcd);
+ struct ehci_hcd *ehci = &ehcidev->ehci;
+ unsigned long flags;
+
+ spin_lock_irqsave(&ehci->lock, flags);
+
+ ehci_writel(ehci, EHCI_INTR_MIE, &ehci->regs->intrdisable);
+ ehci_readl(ehci, &ehci->regs->intrdisable); /* commit write */
+
+ /* make sure snapshot being resumed re-enumerates everything */
+ if (message.event == PM_EVENT_PRETHAW)
+ ehci_usb_reset(ehci);
+
+ clear_bit(HCD_FLAG_HW_ACCESSIBLE, &hcd->flags);
+
+ spin_unlock_irqrestore(&ehci->lock, flags);
+ return 0;
+}
+
+static int ssb_ehci_hcd_resume(struct usb_hcd *hcd)
+{
+ set_bit(HCD_FLAG_HW_ACCESSIBLE, &hcd->flags);
+ usb_hcd_resume_root_hub(hcd);
+ return 0;
+}
+#endif /* CONFIG_PM */
+
+static const struct hc_driver ssb_ehci_hc_driver = {
+ .description = "ssb-usb-ehci",
+ .product_desc = "SSB EHCI Controller",
@ -173,35 +128,37 @@
+ .flags = HCD_MEMORY | HCD_USB2,
+
+ .reset = ssb_ehci_reset,
+ .start = ssb_ehci_start,
+ .start = ehci_run,
+ .stop = ehci_stop,
+ .shutdown = ehci_shutdown,
+
+#ifdef CONFIG_PM
+ .suspend = ssb_ehci_hcd_suspend,
+ .resume = ssb_ehci_hcd_resume,
+#endif
+
+ .urb_enqueue = ehci_urb_enqueue,
+ .urb_dequeue = ehci_urb_dequeue,
+ .endpoint_disable = ehci_endpoint_disable,
+ .endpoint_reset = ehci_endpoint_reset,
+
+ .get_frame_number = ehci_get_frame,
+
+ .hub_status_data = ehci_hub_status_data,
+ .hub_control = ehci_hub_control,
+#ifdef CONFIG_PM
+ .bus_suspend = ehci_bus_suspend,
+ .bus_resume = ehci_bus_resume,
+#endif
+ .relinquish_port = ehci_relinquish_port,
+ .port_handed_over = ehci_port_handed_over,
+
+ .clear_tt_buffer_complete = ehci_clear_tt_buffer_complete,
+};
+
+static void ssb_ehci_detach(struct ssb_device *dev, struct usb_hcd *hcd)
+{
+ if (hcd->driver->shutdown)
+ hcd->driver->shutdown(hcd);
+
+ usb_remove_hcd(hcd);
+
+ iounmap(hcd->regs);
+ release_mem_region(hcd->rsrc_start, hcd->rsrc_len);
+
+ usb_put_hcd(hcd);
+}
+EXPORT_SYMBOL_GPL(ssb_ehci_detach);