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| author | Ming Qian <ming.qian@nxp.com> | 2022-03-22 09:28:59 +0100 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@kernel.org> | 2022-05-13 11:02:20 +0200 |
| commit | 7b602069cdddb59669cef7935c5ab06591945bfe (patch) | |
| tree | af7ef5d7389f7d97d850c42c07b4ada8d732ebdb /drivers/media/platform/amphion | |
| parent | media: stkwebcam: move stk_camera_read_reg() scratch buffer to struct stk_camera (diff) | |
| download | linux-7b602069cdddb59669cef7935c5ab06591945bfe.tar.xz linux-7b602069cdddb59669cef7935c5ab06591945bfe.zip | |
media: amphion: ensure the buffer count is not less than min_buffer
the output buffer count should >= min_buffer_out
the capture buffer count should >= min_buffer_cap
Signed-off-by: Ming Qian <ming.qian@nxp.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>
Diffstat (limited to 'drivers/media/platform/amphion')
| -rw-r--r-- | drivers/media/platform/amphion/vpu_v4l2.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/media/platform/amphion/vpu_v4l2.c b/drivers/media/platform/amphion/vpu_v4l2.c index 801bd08749d9..34ab941460df 100644 --- a/drivers/media/platform/amphion/vpu_v4l2.c +++ b/drivers/media/platform/amphion/vpu_v4l2.c @@ -398,6 +398,10 @@ static int vpu_vb2_queue_setup(struct vb2_queue *vq, return 0; } + if (V4L2_TYPE_IS_OUTPUT(vq->type)) + *buf_count = max_t(unsigned int, *buf_count, inst->min_buffer_out); + else + *buf_count = max_t(unsigned int, *buf_count, inst->min_buffer_cap); *plane_count = cur_fmt->num_planes; for (i = 0; i < cur_fmt->num_planes; i++) psize[i] = cur_fmt->sizeimage[i]; |