diff options
Diffstat (limited to 'drivers/usb/gadget/s3c-hsudc.c')
| -rw-r--r-- | drivers/usb/gadget/s3c-hsudc.c | 34 |
1 files changed, 23 insertions, 11 deletions
diff --git a/drivers/usb/gadget/s3c-hsudc.c b/drivers/usb/gadget/s3c-hsudc.c index df8661d266cb..cef9b82ff911 100644 --- a/drivers/usb/gadget/s3c-hsudc.c +++ b/drivers/usb/gadget/s3c-hsudc.c @@ -30,6 +30,7 @@ #include <linux/prefetch.h> #include <linux/platform_data/s3c-hsudc.h> #include <linux/regulator/consumer.h> +#include <linux/pm_runtime.h> #include <mach/regs-s3c2443-clock.h> @@ -145,7 +146,7 @@ struct s3c_hsudc { struct usb_gadget_driver *driver; struct device *dev; struct s3c24xx_hsudc_platdata *pd; - struct otg_transceiver *transceiver; + struct usb_phy *transceiver; struct regulator_bulk_data supplies[ARRAY_SIZE(s3c_hsudc_supply_names)]; spinlock_t lock; void __iomem *regs; @@ -759,7 +760,7 @@ static int s3c_hsudc_ep_enable(struct usb_ep *_ep, unsigned long flags; u32 ecr = 0; - hsep = container_of(_ep, struct s3c_hsudc_ep, ep); + hsep = our_ep(_ep); if (!_ep || !desc || hsep->desc || _ep->name == ep0name || desc->bDescriptorType != USB_DT_ENDPOINT || hsep->bEndpointAddress != desc->bEndpointAddress @@ -816,6 +817,7 @@ static int s3c_hsudc_ep_disable(struct usb_ep *_ep) s3c_hsudc_nuke_ep(hsep, -ESHUTDOWN); hsep->desc = 0; + hsep->ep.desc = NULL; hsep->stopped = 1; spin_unlock_irqrestore(&hsudc->lock, flags); @@ -853,7 +855,7 @@ static void s3c_hsudc_free_request(struct usb_ep *ep, struct usb_request *_req) { struct s3c_hsudc_req *hsreq; - hsreq = container_of(_req, struct s3c_hsudc_req, req); + hsreq = our_req(_req); WARN_ON(!list_empty(&hsreq->queue)); kfree(hsreq); } @@ -876,12 +878,12 @@ static int s3c_hsudc_queue(struct usb_ep *_ep, struct usb_request *_req, u32 offset; u32 csr; - hsreq = container_of(_req, struct s3c_hsudc_req, req); + hsreq = our_req(_req); if ((!_req || !_req->complete || !_req->buf || !list_empty(&hsreq->queue))) return -EINVAL; - hsep = container_of(_ep, struct s3c_hsudc_ep, ep); + hsep = our_ep(_ep); hsudc = hsep->dev; if (!hsudc->driver || hsudc->gadget.speed == USB_SPEED_UNKNOWN) return -ESHUTDOWN; @@ -935,7 +937,7 @@ static int s3c_hsudc_dequeue(struct usb_ep *_ep, struct usb_request *_req) struct s3c_hsudc_req *hsreq; unsigned long flags; - hsep = container_of(_ep, struct s3c_hsudc_ep, ep); + hsep = our_ep(_ep); if (!_ep || hsep->ep.name == ep0name) return -EINVAL; @@ -1005,6 +1007,7 @@ static void s3c_hsudc_initep(struct s3c_hsudc *hsudc, hsep->ep.ops = &s3c_hsudc_ep_ops; hsep->fifo = hsudc->regs + S3C_BR(epnum); hsep->desc = 0; + hsep->ep.desc = NULL; hsep->stopped = 0; hsep->wedge = 0; @@ -1166,7 +1169,8 @@ static int s3c_hsudc_start(struct usb_gadget *gadget, /* connect to bus through transceiver */ if (hsudc->transceiver) { - ret = otg_set_peripheral(hsudc->transceiver, &hsudc->gadget); + ret = otg_set_peripheral(hsudc->transceiver->otg, + &hsudc->gadget); if (ret) { dev_err(hsudc->dev, "%s: can't bind to transceiver\n", hsudc->gadget.name); @@ -1178,6 +1182,9 @@ static int s3c_hsudc_start(struct usb_gadget *gadget, dev_info(hsudc->dev, "bound driver %s\n", driver->driver.name); s3c_hsudc_reconfig(hsudc); + + pm_runtime_get_sync(hsudc->dev); + s3c_hsudc_init_phy(); if (hsudc->pd->gpio_init) hsudc->pd->gpio_init(); @@ -1208,13 +1215,16 @@ static int s3c_hsudc_stop(struct usb_gadget *gadget, hsudc->gadget.dev.driver = NULL; hsudc->gadget.speed = USB_SPEED_UNKNOWN; s3c_hsudc_uninit_phy(); + + pm_runtime_put(hsudc->dev); + if (hsudc->pd->gpio_uninit) hsudc->pd->gpio_uninit(); s3c_hsudc_stop_activity(hsudc); spin_unlock_irqrestore(&hsudc->lock, flags); if (hsudc->transceiver) - (void) otg_set_peripheral(hsudc->transceiver, NULL); + (void) otg_set_peripheral(hsudc->transceiver->otg, NULL); disable_irq(hsudc->irq); @@ -1243,7 +1253,7 @@ static int s3c_hsudc_vbus_draw(struct usb_gadget *gadget, unsigned mA) return -ENODEV; if (hsudc->transceiver) - return otg_set_power(hsudc->transceiver, mA); + return usb_phy_set_power(hsudc->transceiver, mA); return -EOPNOTSUPP; } @@ -1275,7 +1285,7 @@ static int __devinit s3c_hsudc_probe(struct platform_device *pdev) hsudc->dev = dev; hsudc->pd = pdev->dev.platform_data; - hsudc->transceiver = otg_get_transceiver(); + hsudc->transceiver = usb_get_transceiver(); for (i = 0; i < ARRAY_SIZE(hsudc->supplies); i++) hsudc->supplies[i].supply = s3c_hsudc_supply_names[i]; @@ -1362,6 +1372,8 @@ static int __devinit s3c_hsudc_probe(struct platform_device *pdev) if (ret) goto err_add_udc; + pm_runtime_enable(dev); + return 0; err_add_udc: device_unregister(&hsudc->gadget.dev); @@ -1377,7 +1389,7 @@ err_remap: release_mem_region(res->start, resource_size(res)); err_res: if (hsudc->transceiver) - otg_put_transceiver(hsudc->transceiver); + usb_put_transceiver(hsudc->transceiver); regulator_bulk_free(ARRAY_SIZE(hsudc->supplies), hsudc->supplies); err_supplies: |