diff options
Diffstat (limited to 'drivers/gpu/drm/udl/udl_main.c')
| -rw-r--r-- | drivers/gpu/drm/udl/udl_main.c | 23 |
1 files changed, 12 insertions, 11 deletions
diff --git a/drivers/gpu/drm/udl/udl_main.c b/drivers/gpu/drm/udl/udl_main.c index f5d27f2a5654..0e2a376cb075 100644 --- a/drivers/gpu/drm/udl/udl_main.c +++ b/drivers/gpu/drm/udl/udl_main.c @@ -26,10 +26,9 @@ #define GET_URB_TIMEOUT HZ #define FREE_URB_TIMEOUT (HZ*2) -static int udl_parse_vendor_descriptor(struct drm_device *dev, - struct usb_device *usbdev) +static int udl_parse_vendor_descriptor(struct udl_device *udl) { - struct udl_device *udl = to_udl(dev); + struct usb_device *udev = udl_to_usb_device(udl); char *desc; char *buf; char *desc_end; @@ -41,7 +40,7 @@ static int udl_parse_vendor_descriptor(struct drm_device *dev, return false; desc = buf; - total_len = usb_get_descriptor(usbdev, 0x5f, /* vendor specific */ + total_len = usb_get_descriptor(udev, 0x5f, /* vendor specific */ 0, desc, MAX_VENDOR_DESCRIPTOR_SIZE); if (total_len > 5) { DRM_INFO("vendor descriptor length:%x data:%11ph\n", @@ -98,19 +97,20 @@ success: */ static int udl_select_std_channel(struct udl_device *udl) { - int ret; static const u8 set_def_chn[] = {0x57, 0xCD, 0xDC, 0xA7, 0x1C, 0x88, 0x5E, 0x15, 0x60, 0xFE, 0xC6, 0x97, 0x16, 0x3D, 0x47, 0xF2}; + void *sendbuf; + int ret; + struct usb_device *udev = udl_to_usb_device(udl); sendbuf = kmemdup(set_def_chn, sizeof(set_def_chn), GFP_KERNEL); if (!sendbuf) return -ENOMEM; - ret = usb_control_msg(udl->udev, - usb_sndctrlpipe(udl->udev, 0), + ret = usb_control_msg(udev, usb_sndctrlpipe(udev, 0), NR_USB_REQUEST_CHANNEL, (USB_DIR_OUT | USB_TYPE_VENDOR), 0, 0, sendbuf, sizeof(set_def_chn), @@ -202,6 +202,7 @@ static int udl_alloc_urb_list(struct drm_device *dev, int count, size_t size) struct urb_node *unode; char *buf; size_t wanted_size = count * size; + struct usb_device *udev = udl_to_usb_device(udl); spin_lock_init(&udl->urbs.lock); @@ -229,7 +230,7 @@ retry: } unode->urb = urb; - buf = usb_alloc_coherent(udl->udev, size, GFP_KERNEL, + buf = usb_alloc_coherent(udev, size, GFP_KERNEL, &urb->transfer_dma); if (!buf) { kfree(unode); @@ -243,8 +244,8 @@ retry: } /* urb->transfer_buffer_length set to actual before submit */ - usb_fill_bulk_urb(urb, udl->udev, usb_sndbulkpipe(udl->udev, 1), - buf, size, udl_urb_completion, unode); + usb_fill_bulk_urb(urb, udev, usb_sndbulkpipe(udev, 1), + buf, size, udl_urb_completion, unode); urb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP; list_add_tail(&unode->entry, &udl->urbs.list); @@ -316,7 +317,7 @@ int udl_init(struct udl_device *udl) mutex_init(&udl->gem_lock); - if (!udl_parse_vendor_descriptor(dev, udl->udev)) { + if (!udl_parse_vendor_descriptor(udl)) { ret = -ENODEV; DRM_ERROR("firmware not recognized. Assume incompatible device\n"); goto err; |