diff options
Diffstat (limited to 'linux/drivers/media/common/saa7146_video.c')
| -rw-r--r-- | linux/drivers/media/common/saa7146_video.c | 29 |
1 files changed, 25 insertions, 4 deletions
diff --git a/linux/drivers/media/common/saa7146_video.c b/linux/drivers/media/common/saa7146_video.c index a0cf6dacf..b7d73b7fd 100644 --- a/linux/drivers/media/common/saa7146_video.c +++ b/linux/drivers/media/common/saa7146_video.c @@ -1,4 +1,5 @@ #include <media/saa7146_vv.h> +#include <media/v4l2-chip-ident.h> #include "compat.h" static int max_memory = 32; @@ -210,6 +211,7 @@ static struct v4l2_queryctrl controls[] = { .step = 1, .default_value = 128, .type = V4L2_CTRL_TYPE_INTEGER, + .flags = V4L2_CTRL_FLAG_SLIDER, },{ .id = V4L2_CID_CONTRAST, .name = "Contrast", @@ -218,6 +220,7 @@ static struct v4l2_queryctrl controls[] = { .step = 1, .default_value = 64, .type = V4L2_CTRL_TYPE_INTEGER, + .flags = V4L2_CTRL_FLAG_SLIDER, },{ .id = V4L2_CID_SATURATION, .name = "Saturation", @@ -226,15 +229,16 @@ static struct v4l2_queryctrl controls[] = { .step = 1, .default_value = 64, .type = V4L2_CTRL_TYPE_INTEGER, + .flags = V4L2_CTRL_FLAG_SLIDER, },{ .id = V4L2_CID_VFLIP, - .name = "Vertical flip", + .name = "Vertical Flip", .minimum = 0, .maximum = 1, .type = V4L2_CTRL_TYPE_BOOLEAN, },{ .id = V4L2_CID_HFLIP, - .name = "Horizontal flip", + .name = "Horizontal Flip", .minimum = 0, .maximum = 1, .type = V4L2_CTRL_TYPE_BOOLEAN, @@ -694,7 +698,7 @@ static int vidioc_s_ctrl(struct file *file, void *fh, struct v4l2_control *c) if (IS_CAPTURE_ACTIVE(fh) != 0) { DEB_D(("V4L2_CID_HFLIP while active capture.\n")); mutex_unlock(&dev->lock); - return -EINVAL; + return -EBUSY; } vv->hflip = c->value; break; @@ -702,7 +706,7 @@ static int vidioc_s_ctrl(struct file *file, void *fh, struct v4l2_control *c) if (IS_CAPTURE_ACTIVE(fh) != 0) { DEB_D(("V4L2_CID_VFLIP while active capture.\n")); mutex_unlock(&dev->lock); - return -EINVAL; + return -EBUSY; } vv->vflip = c->value; break; @@ -1113,6 +1117,22 @@ static int vidioc_streamoff(struct file *file, void *__fh, enum v4l2_buf_type ty return err; } +static int vidioc_g_chip_ident(struct file *file, void *__fh, + struct v4l2_dbg_chip_ident *chip) +{ + struct saa7146_fh *fh = __fh; + struct saa7146_dev *dev = fh->dev; + + chip->ident = V4L2_IDENT_NONE; + chip->revision = 0; + if (chip->match.type == V4L2_CHIP_MATCH_HOST && !chip->match.addr) { + chip->ident = V4L2_IDENT_SAA7146; + return 0; + } + return v4l2_device_call_until_err(&dev->v4l2_dev, 0, + core, g_chip_ident, chip); +} + #ifdef CONFIG_VIDEO_V4L1_COMPAT static int vidiocgmbuf(struct file *file, void *__fh, struct video_mbuf *mbuf) { @@ -1153,6 +1173,7 @@ const struct v4l2_ioctl_ops saa7146_video_ioctl_ops = { .vidioc_try_fmt_vid_overlay = vidioc_try_fmt_vid_overlay, .vidioc_s_fmt_vid_overlay = vidioc_s_fmt_vid_overlay, .vidioc_g_fmt_vbi_cap = vidioc_g_fmt_vbi_cap, + .vidioc_g_chip_ident = vidioc_g_chip_ident, .vidioc_overlay = vidioc_overlay, .vidioc_g_fbuf = vidioc_g_fbuf, |