diff options
Diffstat (limited to 'drivers/usb/gadget')
-rw-r--r-- | drivers/usb/gadget/Kconfig | 1 | ||||
-rw-r--r-- | drivers/usb/gadget/amd5536udc.c | 49 | ||||
-rw-r--r-- | drivers/usb/gadget/ether.c | 9 | ||||
-rw-r--r-- | drivers/usb/gadget/fsl_udc_core.c | 2 |
4 files changed, 34 insertions, 27 deletions
diff --git a/drivers/usb/gadget/Kconfig b/drivers/usb/gadget/Kconfig index 3335131..a18e3c5 100644 --- a/drivers/usb/gadget/Kconfig +++ b/drivers/usb/gadget/Kconfig @@ -223,6 +223,7 @@ config USB_OTG config USB_GADGET_PXA25X boolean "PXA 25x or IXP 4xx" depends on (ARCH_PXA && PXA25x) || ARCH_IXP4XX + select USB_OTG_UTILS help Intel's PXA 25x series XScale ARM-5TE processors include an integrated full speed USB 1.1 device controller. The diff --git a/drivers/usb/gadget/amd5536udc.c b/drivers/usb/gadget/amd5536udc.c index d5b6596..731150d4 100644 --- a/drivers/usb/gadget/amd5536udc.c +++ b/drivers/usb/gadget/amd5536udc.c @@ -1213,7 +1213,12 @@ udc_queue(struct usb_ep *usbep, struct usb_request *usbreq, gfp_t gfp) tmp &= AMD_UNMASK_BIT(ep->num); writel(tmp, &dev->regs->ep_irqmsk); } - } + } else if (ep->in) { + /* enable ep irq */ + tmp = readl(&dev->regs->ep_irqmsk); + tmp &= AMD_UNMASK_BIT(ep->num); + writel(tmp, &dev->regs->ep_irqmsk); + } } else if (ep->dma) { @@ -2005,18 +2010,17 @@ __acquires(dev->lock) { int tmp; - /* empty queues and init hardware */ - udc_basic_init(dev); - for (tmp = 0; tmp < UDC_EP_NUM; tmp++) { - empty_req_queue(&dev->ep[tmp]); - } - if (dev->gadget.speed != USB_SPEED_UNKNOWN) { spin_unlock(&dev->lock); driver->disconnect(&dev->gadget); spin_lock(&dev->lock); } - /* init */ + + /* empty queues and init hardware */ + udc_basic_init(dev); + for (tmp = 0; tmp < UDC_EP_NUM; tmp++) + empty_req_queue(&dev->ep[tmp]); + udc_setup_endpoints(dev); } @@ -2472,6 +2476,13 @@ static irqreturn_t udc_data_in_isr(struct udc *dev, int ep_ix) } } + } else if (!use_dma && ep->in) { + /* disable interrupt */ + tmp = readl( + &dev->regs->ep_irqmsk); + tmp |= AMD_BIT(ep->num); + writel(tmp, + &dev->regs->ep_irqmsk); } } /* clear status bits */ @@ -3279,6 +3290,17 @@ static int udc_pci_probe( goto finished; } + spin_lock_init(&dev->lock); + /* udc csr registers base */ + dev->csr = dev->virt_addr + UDC_CSR_ADDR; + /* dev registers base */ + dev->regs = dev->virt_addr + UDC_DEVCFG_ADDR; + /* ep registers base */ + dev->ep_regs = dev->virt_addr + UDC_EPREGS_ADDR; + /* fifo's base */ + dev->rxfifo = (u32 __iomem *)(dev->virt_addr + UDC_RXFIFO_ADDR); + dev->txfifo = (u32 __iomem *)(dev->virt_addr + UDC_TXFIFO_ADDR); + if (request_irq(pdev->irq, udc_irq, IRQF_SHARED, name, dev) != 0) { dev_dbg(&dev->pdev->dev, "request_irq(%d) fail\n", pdev->irq); kfree(dev); @@ -3331,7 +3353,6 @@ static int udc_probe(struct udc *dev) udc_pollstall_timer.data = 0; /* device struct setup */ - spin_lock_init(&dev->lock); dev->gadget.ops = &udc_ops; dev_set_name(&dev->gadget.dev, "gadget"); @@ -3340,16 +3361,6 @@ static int udc_probe(struct udc *dev) dev->gadget.name = name; dev->gadget.is_dualspeed = 1; - /* udc csr registers base */ - dev->csr = dev->virt_addr + UDC_CSR_ADDR; - /* dev registers base */ - dev->regs = dev->virt_addr + UDC_DEVCFG_ADDR; - /* ep registers base */ - dev->ep_regs = dev->virt_addr + UDC_EPREGS_ADDR; - /* fifo's base */ - dev->rxfifo = (u32 __iomem *)(dev->virt_addr + UDC_RXFIFO_ADDR); - dev->txfifo = (u32 __iomem *)(dev->virt_addr + UDC_TXFIFO_ADDR); - /* init registers, interrupts, ... */ startup_registers(dev); diff --git a/drivers/usb/gadget/ether.c b/drivers/usb/gadget/ether.c index f37de28..167cb2a 100644 --- a/drivers/usb/gadget/ether.c +++ b/drivers/usb/gadget/ether.c @@ -61,11 +61,6 @@ * simpler, Microsoft pushes their own approach: RNDIS. The published * RNDIS specs are ambiguous and appear to be incomplete, and are also * needlessly complex. They borrow more from CDC ACM than CDC ECM. - * - * While CDC ECM, CDC Subset, and RNDIS are designed to extend the ethernet - * interface to the target, CDC EEM was designed to use ethernet over the USB - * link between the host and target. CDC EEM is implemented as an alternative - * to those other protocols when that communication model is more appropriate */ #define DRIVER_DESC "Ethernet Gadget" @@ -157,8 +152,8 @@ static inline bool has_rndis(void) #define RNDIS_PRODUCT_NUM 0xa4a2 /* Ethernet/RNDIS Gadget */ /* For EEM gadgets */ -#define EEM_VENDOR_NUM 0x0525 /* INVALID - NEEDS TO BE ALLOCATED */ -#define EEM_PRODUCT_NUM 0xa4a1 /* INVALID - NEEDS TO BE ALLOCATED */ +#define EEM_VENDOR_NUM 0x1d6b /* Linux Foundation */ +#define EEM_PRODUCT_NUM 0x0102 /* EEM Gadget */ /*-------------------------------------------------------------------------*/ diff --git a/drivers/usb/gadget/fsl_udc_core.c b/drivers/usb/gadget/fsl_udc_core.c index 42a74b8..fa3d142 100644 --- a/drivers/usb/gadget/fsl_udc_core.c +++ b/drivers/usb/gadget/fsl_udc_core.c @@ -2139,7 +2139,7 @@ static int fsl_proc_read(char *page, char **start, off_t off, int count, static void fsl_udc_release(struct device *dev) { complete(udc_controller->done); - dma_free_coherent(dev, udc_controller->ep_qh_size, + dma_free_coherent(dev->parent, udc_controller->ep_qh_size, udc_controller->ep_qh, udc_controller->ep_qh_dma); kfree(udc_controller); } |