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platform_kernel-5.15
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media: vicodec: add V4L2_CID_MIN_BUFFERS_FOR_OUTPUT 

The stateful encoder requires the presence of this control.
Since a single buffer is sufficient for vicodec, we just
set this control to 1.

Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
This commit is contained in:
Hans Verkuil 2019-03-20 07:31:39 -04:00 committed by Mauro Carvalho Chehab
parent efec9c815e
commit 358387d34b
1 changed files with 4 additions and 1 deletions
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5
drivers/media/platform/vicodec/vicodec-core.c
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@ -1801,13 +1801,16 @@ static int vicodec_open(struct file *file)
file->private_data = &ctx->fh;
ctx->dev = dev;
hdl = &ctx->hdl;
v4l2_ctrl_handler_init(hdl, 4);
v4l2_ctrl_handler_init(hdl, 5);
v4l2_ctrl_new_std(hdl, &vicodec_ctrl_ops, V4L2_CID_MPEG_VIDEO_GOP_SIZE,
1, 16, 1, 10);
v4l2_ctrl_new_std(hdl, &vicodec_ctrl_ops, V4L2_CID_FWHT_I_FRAME_QP,
1, 31, 1, 20);
v4l2_ctrl_new_std(hdl, &vicodec_ctrl_ops, V4L2_CID_FWHT_P_FRAME_QP,
1, 31, 1, 20);
if (ctx->is_enc)
v4l2_ctrl_new_std(hdl, &vicodec_ctrl_ops,
V4L2_CID_MIN_BUFFERS_FOR_OUTPUT, 1, 1, 1, 1);
if (ctx->is_stateless)
v4l2_ctrl_new_custom(hdl, &vicodec_ctrl_stateless_state, NULL);
if (hdl->error) {