diff options
| author | Hans Verkuil <hverkuil-cisco@xs4all.nl> | 2022-06-22 12:31:45 +0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@kernel.org> | 2022-11-25 10:41:40 +0300 |
| commit | c4cd4c8bd72af0c159cd527ecedf6a339fba281e (patch) | |
| tree | 7772f0c6d582a97d0635cb78a37b5fb558b143e3 /drivers/media/usb | |
| parent | a10b215325740376ed551814a37d1f8e9d6b1ced (diff) | |
| download | linux-c4cd4c8bd72af0c159cd527ecedf6a339fba281e.tar.xz | |
media: vb2/au0828: move the v4l_vb2q_enable_media_source to the au0828 driver
With the new prepare_streaming op it is possible to move the ugly
v4l_vb2q_enable_media_source() call in vb2_core_streamon to the
driver. It was called incorrectly in vb2 as well: it was only
called if sufficient buffers were queued at STREAMON time, but not
if more buffers were queued later. This was not an issue with the
au0828 driver since it never set min_buffers_needed.
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>
Diffstat (limited to 'drivers/media/usb')
| -rw-r--r-- | drivers/media/usb/au0828/au0828-vbi.c | 2 | ||||
| -rw-r--r-- | drivers/media/usb/au0828/au0828-video.c | 1 |
2 files changed, 3 insertions, 0 deletions
diff --git a/drivers/media/usb/au0828/au0828-vbi.c b/drivers/media/usb/au0828/au0828-vbi.c index 97f5e8733c2a..b0333637b747 100644 --- a/drivers/media/usb/au0828/au0828-vbi.c +++ b/drivers/media/usb/au0828/au0828-vbi.c @@ -14,6 +14,7 @@ #include <linux/module.h> #include <linux/init.h> #include <linux/slab.h> +#include <media/v4l2-mc.h> /* ------------------------------------------------------------------ */ @@ -70,6 +71,7 @@ const struct vb2_ops au0828_vbi_qops = { .queue_setup = vbi_queue_setup, .buf_prepare = vbi_buffer_prepare, .buf_queue = vbi_buffer_queue, + .prepare_streaming = v4l_vb2q_enable_media_source, .start_streaming = au0828_start_analog_streaming, .stop_streaming = au0828_stop_vbi_streaming, .wait_prepare = vb2_ops_wait_prepare, diff --git a/drivers/media/usb/au0828/au0828-video.c b/drivers/media/usb/au0828/au0828-video.c index eb303e94cceb..fd9fc43d47e0 100644 --- a/drivers/media/usb/au0828/au0828-video.c +++ b/drivers/media/usb/au0828/au0828-video.c @@ -915,6 +915,7 @@ static const struct vb2_ops au0828_video_qops = { .queue_setup = queue_setup, .buf_prepare = buffer_prepare, .buf_queue = buffer_queue, + .prepare_streaming = v4l_vb2q_enable_media_source, .start_streaming = au0828_start_analog_streaming, .stop_streaming = au0828_stop_streaming, .wait_prepare = vb2_ops_wait_prepare, |