diff options
Diffstat (limited to 'drivers/usb/gadget/langwell_udc.c')
| -rw-r--r-- | drivers/usb/gadget/langwell_udc.c | 27 |
1 files changed, 25 insertions, 2 deletions
diff --git a/drivers/usb/gadget/langwell_udc.c b/drivers/usb/gadget/langwell_udc.c index b8ec954c0692..1eca8b47ce3c 100644 --- a/drivers/usb/gadget/langwell_udc.c +++ b/drivers/usb/gadget/langwell_udc.c @@ -2225,6 +2225,7 @@ static void handle_setup_packet(struct langwell_udc *dev, u16 wValue = le16_to_cpu(setup->wValue); u16 wIndex = le16_to_cpu(setup->wIndex); u16 wLength = le16_to_cpu(setup->wLength); + u32 portsc1; dev_vdbg(&dev->pdev->dev, "---> %s()\n", __func__); @@ -2313,6 +2314,28 @@ static void handle_setup_packet(struct langwell_udc *dev, dev->dev_status &= ~(1 << wValue); } break; + case USB_DEVICE_TEST_MODE: + dev_dbg(&dev->pdev->dev, "SETUP: TEST MODE\n"); + if ((wIndex & 0xff) || + (dev->gadget.speed != USB_SPEED_HIGH)) + ep0_stall(dev); + + switch (wIndex >> 8) { + case TEST_J: + case TEST_K: + case TEST_SE0_NAK: + case TEST_PACKET: + case TEST_FORCE_EN: + if (prime_status_phase(dev, EP_DIR_IN)) + ep0_stall(dev); + portsc1 = readl(&dev->op_regs->portsc1); + portsc1 |= (wIndex & 0xf00) << 8; + writel(portsc1, &dev->op_regs->portsc1); + goto end; + default: + rc = -EOPNOTSUPP; + } + break; default: rc = -EOPNOTSUPP; break; @@ -3063,7 +3086,7 @@ static void langwell_udc_remove(struct pci_dev *pdev) kfree(dev->ep); - /* diable IRQ handler */ + /* disable IRQ handler */ if (dev->got_irq) free_irq(pdev->irq, dev); @@ -3383,7 +3406,7 @@ static int langwell_udc_suspend(struct pci_dev *pdev, pm_message_t state) /* disable interrupt and set controller to stop state */ langwell_udc_stop(dev); - /* diable IRQ handler */ + /* disable IRQ handler */ if (dev->got_irq) free_irq(pdev->irq, dev); dev->got_irq = 0; |