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@@ -14,12 +14,19 @@
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* This file is licenced under the GPL.
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*/
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-#ifndef CONFIG_PCI
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-#error "This file is PCI bus glue. CONFIG_PCI must be defined."
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-#endif
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-
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-#include <linux/pci.h>
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#include <linux/io.h>
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+#include <linux/kernel.h>
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+#include <linux/module.h>
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+#include <linux/pci.h>
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+#include <linux/usb.h>
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+#include <linux/usb/hcd.h>
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+
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+#include "ohci.h"
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+#include "pci-quirks.h"
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+
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+#define DRIVER_DESC "OHCI PCI platform driver"
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+
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+static const char hcd_name[] = "ohci-pci";
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/*-------------------------------------------------------------------------*/
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@@ -229,10 +236,10 @@ static const struct pci_device_id ohci_pci_quirks[] = {
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static int ohci_pci_reset (struct usb_hcd *hcd)
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{
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struct ohci_hcd *ohci = hcd_to_ohci (hcd);
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+ struct pci_dev *pdev = to_pci_dev(hcd->self.controller);
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int ret = 0;
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if (hcd->self.controller) {
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- struct pci_dev *pdev = to_pci_dev(hcd->self.controller);
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const struct pci_device_id *quirk_id;
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quirk_id = pci_match_id(ohci_pci_quirks, pdev);
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@@ -242,94 +249,25 @@ static int ohci_pci_reset (struct usb_hcd *hcd)
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ret = quirk(hcd);
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}
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}
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- if (ret == 0) {
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- ohci_hcd_init (ohci);
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- return ohci_init (ohci);
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- }
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- return ret;
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-}
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-
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-
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-static int ohci_pci_start (struct usb_hcd *hcd)
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-{
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- struct ohci_hcd *ohci = hcd_to_ohci (hcd);
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- int ret;
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-
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-#ifdef CONFIG_PM /* avoid warnings about unused pdev */
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- if (hcd->self.controller) {
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- struct pci_dev *pdev = to_pci_dev(hcd->self.controller);
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-
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- /* RWC may not be set for add-in PCI cards, since boot
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- * firmware probably ignored them. This transfers PCI
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- * PM wakeup capabilities.
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- */
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- if (device_can_wakeup(&pdev->dev))
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- ohci->hc_control |= OHCI_CTRL_RWC;
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- }
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-#endif /* CONFIG_PM */
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- ret = ohci_run (ohci);
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- if (ret < 0) {
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- ohci_err (ohci, "can't start\n");
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- ohci_stop (hcd);
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- }
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+ if (ret == 0)
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+ ret = ohci_setup(hcd);
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+ /*
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+ * After ohci setup RWC may not be set for add-in PCI cards.
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+ * This transfers PCI PM wakeup capabilities.
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+ */
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+ if (device_can_wakeup(&pdev->dev))
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+ ohci->hc_control |= OHCI_CTRL_RWC;
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return ret;
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}
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+static struct hc_driver __read_mostly ohci_pci_hc_driver;
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-/*-------------------------------------------------------------------------*/
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-
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-static const struct hc_driver ohci_pci_hc_driver = {
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- .description = hcd_name,
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- .product_desc = "OHCI Host Controller",
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- .hcd_priv_size = sizeof(struct ohci_hcd),
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-
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- /*
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- * generic hardware linkage
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- */
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- .irq = ohci_irq,
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- .flags = HCD_MEMORY | HCD_USB11,
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-
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- /*
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- * basic lifecycle operations
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- */
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+static const struct ohci_driver_overrides pci_overrides __initconst = {
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+ .product_desc = "OHCI PCI host controller",
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.reset = ohci_pci_reset,
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- .start = ohci_pci_start,
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- .stop = ohci_stop,
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- .shutdown = ohci_shutdown,
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-
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-#ifdef CONFIG_PM
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- .pci_suspend = ohci_suspend,
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- .pci_resume = ohci_resume,
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-#endif
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-
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- /*
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- * managing i/o requests and associated device resources
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- */
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- .urb_enqueue = ohci_urb_enqueue,
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- .urb_dequeue = ohci_urb_dequeue,
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- .endpoint_disable = ohci_endpoint_disable,
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-
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- /*
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- * scheduling support
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- */
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- .get_frame_number = ohci_get_frame,
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-
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- /*
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- * root hub support
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- */
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- .hub_status_data = ohci_hub_status_data,
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- .hub_control = ohci_hub_control,
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-#ifdef CONFIG_PM
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- .bus_suspend = ohci_bus_suspend,
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- .bus_resume = ohci_bus_resume,
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-#endif
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- .start_port_reset = ohci_start_port_reset,
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};
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-/*-------------------------------------------------------------------------*/
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-
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-
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static const struct pci_device_id pci_ids [] = { {
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/* handle any USB OHCI controller */
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PCI_DEVICE_CLASS(PCI_CLASS_SERIAL_USB_OHCI, ~0),
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@@ -357,3 +295,24 @@ static struct pci_driver ohci_pci_driver = {
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},
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#endif
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};
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+
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+static int __init ohci_pci_init(void)
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+{
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+ if (usb_disabled())
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+ return -ENODEV;
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+
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+ pr_info("%s: " DRIVER_DESC "\n", hcd_name);
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+
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+ ohci_init_driver(&ohci_pci_hc_driver, &pci_overrides);
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+ return pci_register_driver(&ohci_pci_driver);
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+}
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+module_init(ohci_pci_init);
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+
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+static void __exit ohci_pci_cleanup(void)
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+{
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+ pci_unregister_driver(&ohci_pci_driver);
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+}
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+module_exit(ohci_pci_cleanup);
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+
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+MODULE_DESCRIPTION(DRIVER_DESC);
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+MODULE_LICENSE("GPL");
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