diff options
Diffstat (limited to 'drivers/media/v4l2-core/v4l2-subdev.c')
| -rw-r--r-- | drivers/media/v4l2-core/v4l2-subdev.c | 25 |
1 files changed, 16 insertions, 9 deletions
diff --git a/drivers/media/v4l2-core/v4l2-subdev.c b/drivers/media/v4l2-core/v4l2-subdev.c index 405a4a2fa565..30131a37f2d5 100644 --- a/drivers/media/v4l2-core/v4l2-subdev.c +++ b/drivers/media/v4l2-core/v4l2-subdev.c @@ -291,9 +291,8 @@ static inline int check_frame_interval(struct v4l2_subdev *sd, if (!fi) return -EINVAL; - return check_pad(sd, fi->pad) ? : - check_state(sd, state, V4L2_SUBDEV_FORMAT_ACTIVE, fi->pad, - fi->stream); + return check_which(fi->which) ? : check_pad(sd, fi->pad) ? : + check_state(sd, state, fi->which, fi->pad, fi->stream); } static int call_get_frame_interval(struct v4l2_subdev *sd, @@ -537,9 +536,16 @@ subdev_ioctl_get_state(struct v4l2_subdev *sd, struct v4l2_subdev_fh *subdev_fh, which = ((struct v4l2_subdev_selection *)arg)->which; break; case VIDIOC_SUBDEV_G_FRAME_INTERVAL: - case VIDIOC_SUBDEV_S_FRAME_INTERVAL: - which = V4L2_SUBDEV_FORMAT_ACTIVE; + case VIDIOC_SUBDEV_S_FRAME_INTERVAL: { + struct v4l2_subdev_frame_interval *fi = arg; + + if (!(subdev_fh->client_caps & + V4L2_SUBDEV_CLIENT_CAP_INTERVAL_USES_WHICH)) + fi->which = V4L2_SUBDEV_FORMAT_ACTIVE; + + which = fi->which; break; + } case VIDIOC_SUBDEV_G_ROUTING: case VIDIOC_SUBDEV_S_ROUTING: which = ((struct v4l2_subdev_routing *)arg)->which; @@ -796,12 +802,12 @@ static long subdev_do_ioctl(struct file *file, unsigned int cmd, void *arg, case VIDIOC_SUBDEV_S_FRAME_INTERVAL: { struct v4l2_subdev_frame_interval *fi = arg; - if (ro_subdev) - return -EPERM; - if (!client_supports_streams) fi->stream = 0; + if (fi->which != V4L2_SUBDEV_FORMAT_TRY && ro_subdev) + return -EPERM; + memset(fi->reserved, 0, sizeof(fi->reserved)); return v4l2_subdev_call(sd, pad, set_frame_interval, state, fi); } @@ -998,7 +1004,8 @@ static long subdev_do_ioctl(struct file *file, unsigned int cmd, void *arg, client_cap->capabilities &= ~V4L2_SUBDEV_CLIENT_CAP_STREAMS; /* Filter out unsupported capabilities */ - client_cap->capabilities &= V4L2_SUBDEV_CLIENT_CAP_STREAMS; + client_cap->capabilities &= (V4L2_SUBDEV_CLIENT_CAP_STREAMS | + V4L2_SUBDEV_CLIENT_CAP_INTERVAL_USES_WHICH); subdev_fh->client_caps = client_cap->capabilities; |