From: Hans Verkuil <hans.verkuil@xxxxxxxxx>
struct v4l2_query_ext_ctrl is extended with a new 'max_reqs' field to store
the maximum number of outstanding requests that contain this control.
Signed-off-by: Hans Verkuil <hans.verkuil@xxxxxxxxx>
---
drivers/media/v4l2-core/v4l2-ioctl.c | 5 +++--
include/uapi/linux/videodev2.h | 4 +++-
2 files changed, 6 insertions(+), 3 deletions(-)
diff --git a/drivers/media/v4l2-core/v4l2-ioctl.c b/drivers/media/v4l2-core/v4l2-ioctl.c
index aa407cb..119121f 100644
--- a/drivers/media/v4l2-core/v4l2-ioctl.c
+++ b/drivers/media/v4l2-core/v4l2-ioctl.c
@@ -535,12 +535,13 @@ static void v4l_print_query_ext_ctrl(const void *arg, bool write_only)
pr_cont("id=0x%x, type=%d, name=%.*s, min/max=%lld/%lld, "
"step=%lld, default=%lld, flags=0x%08x, elem_size=%u, elems=%u, "
- "nr_of_dims=%u, dims=%u,%u,%u,%u\n",
+ "nr_of_dims=%u, dims=%u,%u,%u,%u, max_reqs=%u, request=%u\n",
p->id, p->type, (int)sizeof(p->name), p->name,
p->minimum, p->maximum,
p->step, p->default_value, p->flags,
p->elem_size, p->elems, p->nr_of_dims,
- p->dims[0], p->dims[1], p->dims[2], p->dims[3]);
+ p->dims[0], p->dims[1], p->dims[2], p->dims[3],
+ p->max_reqs, p->request);
}
static void v4l_print_querymenu(const void *arg, bool write_only)
diff --git a/include/uapi/linux/videodev2.h b/include/uapi/linux/videodev2.h
index fa376f7..2269152 100644
--- a/include/uapi/linux/videodev2.h
+++ b/include/uapi/linux/videodev2.h
@@ -1439,7 +1439,9 @@ struct v4l2_query_ext_ctrl {
__u32 elems;
__u32 nr_of_dims;
__u32 dims[V4L2_CTRL_MAX_DIMS];
- __u32 reserved[32];
+ __u32 max_reqs;
+ __u32 request;
+ __u32 reserved[30];
};
/* Used in the VIDIOC_QUERYMENU ioctl for querying menu items */
--
2.1.4
--
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