diff options
| -rw-r--r-- | drivers/media/usb/cx231xx/cx231xx-video.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/media/usb/cx231xx/cx231xx-video.c b/drivers/media/usb/cx231xx/cx231xx-video.c index ffeedcd2448b..1b29158bbbe2 100644 --- a/drivers/media/usb/cx231xx/cx231xx-video.c +++ b/drivers/media/usb/cx231xx/cx231xx-video.c @@ -1456,6 +1456,19 @@ static int vidioc_s_frequency(struct file *file, void *priv, return rc; } +static int vidioc_g_chip_ident(struct file *file, void *fh, + struct v4l2_dbg_chip_ident *chip) +{ + chip->ident = V4L2_IDENT_NONE; + chip->revision = 0; + if (chip->match.type == V4L2_CHIP_MATCH_HOST) { + if (v4l2_chip_match_host(&chip->match)) + chip->ident = V4L2_IDENT_CX23100; + return 0; + } + return -EINVAL; +} + #ifdef CONFIG_VIDEO_ADV_DEBUG /* @@ -2514,6 +2527,7 @@ static const struct v4l2_ioctl_ops video_ioctl_ops = { .vidioc_s_tuner = vidioc_s_tuner, .vidioc_g_frequency = vidioc_g_frequency, .vidioc_s_frequency = vidioc_s_frequency, + .vidioc_g_chip_ident = vidioc_g_chip_ident, #ifdef CONFIG_VIDEO_ADV_DEBUG .vidioc_g_register = vidioc_g_register, .vidioc_s_register = vidioc_s_register, |