diff options
| author | Mauro Carvalho Chehab <mchehab@osg.samsung.com> | 2016-12-07 14:34:22 -0200 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@s-opensource.com> | 2016-12-12 07:30:44 -0200 |
| commit | c6d48134cb2682516ed50ca0cea2675d27d985e8 (patch) | |
| tree | 65e9a71ad49b9e5d9930709dd56bd82cc2c591f2 /drivers/media/usb/em28xx/em28xx-video.c | |
| parent | 29b05e22f5c68c657f5ec30a31023b81124287fb (diff) | |
[media] em28xx: don't store usb_device at struct em28xx
Now that we're storing usb_interface at em28xx struct,
there's no good reason to keep storing usb_device, as we can
get it from usb_interface. So, get rid of it.
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
Diffstat (limited to 'drivers/media/usb/em28xx/em28xx-video.c')
| -rw-r--r-- | drivers/media/usb/em28xx/em28xx-video.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/media/usb/em28xx/em28xx-video.c b/drivers/media/usb/em28xx/em28xx-video.c index 4780f6492329..8d93100334ea 100644 --- a/drivers/media/usb/em28xx/em28xx-video.c +++ b/drivers/media/usb/em28xx/em28xx-video.c @@ -360,6 +360,7 @@ static int em28xx_resolution_set(struct em28xx *dev) static int em28xx_set_alternate(struct em28xx *dev) { struct em28xx_v4l2 *v4l2 = dev->v4l2; + struct usb_device *udev = interface_to_usbdev(dev->intf); int errCode; int i; unsigned int min_pkt_size = v4l2->width * 2 + 4; @@ -411,7 +412,7 @@ set_alt: } em28xx_videodbg("setting alternate %d with wMaxPacketSize=%u\n", dev->alt, dev->max_pkt_size); - errCode = usb_set_interface(dev->udev, dev->ifnum, dev->alt); + errCode = usb_set_interface(udev, dev->ifnum, dev->alt); if (errCode < 0) { dev_err(&dev->intf->dev, "cannot change alternate number to %d (error=%i)\n", @@ -1859,10 +1860,11 @@ static int vidioc_querycap(struct file *file, void *priv, struct video_device *vdev = video_devdata(file); struct em28xx *dev = video_drvdata(file); struct em28xx_v4l2 *v4l2 = dev->v4l2; + struct usb_device *udev = interface_to_usbdev(dev->intf); strlcpy(cap->driver, "em28xx", sizeof(cap->driver)); strlcpy(cap->card, em28xx_boards[dev->model].name, sizeof(cap->card)); - usb_make_path(dev->udev, cap->bus_info, sizeof(cap->bus_info)); + usb_make_path(udev, cap->bus_info, sizeof(cap->bus_info)); if (vdev->vfl_type == VFL_TYPE_GRABBER) cap->device_caps = V4L2_CAP_READWRITE | @@ -2187,6 +2189,7 @@ static int em28xx_v4l2_close(struct file *filp) { struct em28xx *dev = video_drvdata(filp); struct em28xx_v4l2 *v4l2 = dev->v4l2; + struct usb_device *udev = interface_to_usbdev(dev->intf); int errCode; em28xx_videodbg("users=%d\n", v4l2->users); @@ -2208,7 +2211,7 @@ static int em28xx_v4l2_close(struct file *filp) /* set alternate 0 */ dev->alt = 0; em28xx_videodbg("setting alternate 0\n"); - errCode = usb_set_interface(dev->udev, 0, 0); + errCode = usb_set_interface(udev, 0, 0); if (errCode < 0) { dev_err(&dev->intf->dev, "cannot change alternate number to 0 (error=%i)\n", |