diff options
| -rw-r--r-- | drivers/media/usb/usbvision/usbvision-video.c | 40 |
1 files changed, 16 insertions, 24 deletions
diff --git a/drivers/media/usb/usbvision/usbvision-video.c b/drivers/media/usb/usbvision/usbvision-video.c index ad2f3d27b266..c8b4eb2ee7a2 100644 --- a/drivers/media/usb/usbvision/usbvision-video.c +++ b/drivers/media/usb/usbvision/usbvision-video.c @@ -188,12 +188,10 @@ static ssize_t show_hue(struct device *cd, { struct video_device *vdev = to_video_device(cd); struct usb_usbvision *usbvision = video_get_drvdata(vdev); - struct v4l2_control ctrl; - ctrl.id = V4L2_CID_HUE; - ctrl.value = 0; - if (usbvision->user) - call_all(usbvision, core, g_ctrl, &ctrl); - return sprintf(buf, "%d\n", ctrl.value); + s32 val = v4l2_ctrl_g_ctrl(v4l2_ctrl_find(&usbvision->hdl, + V4L2_CID_HUE)); + + return sprintf(buf, "%d\n", val); } static DEVICE_ATTR(hue, S_IRUGO, show_hue, NULL); @@ -202,12 +200,10 @@ static ssize_t show_contrast(struct device *cd, { struct video_device *vdev = to_video_device(cd); struct usb_usbvision *usbvision = video_get_drvdata(vdev); - struct v4l2_control ctrl; - ctrl.id = V4L2_CID_CONTRAST; - ctrl.value = 0; - if (usbvision->user) - call_all(usbvision, core, g_ctrl, &ctrl); - return sprintf(buf, "%d\n", ctrl.value); + s32 val = v4l2_ctrl_g_ctrl(v4l2_ctrl_find(&usbvision->hdl, + V4L2_CID_CONTRAST)); + + return sprintf(buf, "%d\n", val); } static DEVICE_ATTR(contrast, S_IRUGO, show_contrast, NULL); @@ -216,12 +212,10 @@ static ssize_t show_brightness(struct device *cd, { struct video_device *vdev = to_video_device(cd); struct usb_usbvision *usbvision = video_get_drvdata(vdev); - struct v4l2_control ctrl; - ctrl.id = V4L2_CID_BRIGHTNESS; - ctrl.value = 0; - if (usbvision->user) - call_all(usbvision, core, g_ctrl, &ctrl); - return sprintf(buf, "%d\n", ctrl.value); + s32 val = v4l2_ctrl_g_ctrl(v4l2_ctrl_find(&usbvision->hdl, + V4L2_CID_BRIGHTNESS)); + + return sprintf(buf, "%d\n", val); } static DEVICE_ATTR(brightness, S_IRUGO, show_brightness, NULL); @@ -230,12 +224,10 @@ static ssize_t show_saturation(struct device *cd, { struct video_device *vdev = to_video_device(cd); struct usb_usbvision *usbvision = video_get_drvdata(vdev); - struct v4l2_control ctrl; - ctrl.id = V4L2_CID_SATURATION; - ctrl.value = 0; - if (usbvision->user) - call_all(usbvision, core, g_ctrl, &ctrl); - return sprintf(buf, "%d\n", ctrl.value); + s32 val = v4l2_ctrl_g_ctrl(v4l2_ctrl_find(&usbvision->hdl, + V4L2_CID_SATURATION)); + + return sprintf(buf, "%d\n", val); } static DEVICE_ATTR(saturation, S_IRUGO, show_saturation, NULL); |