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media: v4l2: Allow M2M job queuing w/o streaming CAP queue

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Allow decoder drivers to enable set the ignore_streaming flag on their
CAPTURE queue, to allow queuing jobs to the M2M ready queue and perform
firmware sequence analysis with just a streaming OUTPUT queue and
available bitstream data.

Signed-off-by: Sebastian Fricke <sebastian.fricke@collabora.com>
Signed-off-by: Nicolas Dufresne <nicolas.dufresne@collabora.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
This commit is contained in:
Sebastian Fricke 2023-11-08 20:29:21 +01:00 committed by Hans Verkuil
parent 103d15bc20
commit 4f61d8aa73
1 changed files with 6 additions and 3 deletions
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9
drivers/media/v4l2-core/v4l2-mem2mem.c
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@ -301,9 +301,12 @@ static void __v4l2_m2m_try_queue(struct v4l2_m2m_dev *m2m_dev,
dprintk("Trying to schedule a job for m2m_ctx: %p\n", m2m_ctx);
if (!m2m_ctx->out_q_ctx.q.streaming
|| !m2m_ctx->cap_q_ctx.q.streaming) {
dprintk("Streaming needs to be on for both queues\n");
if (!m2m_ctx->out_q_ctx.q.streaming ||
(!m2m_ctx->cap_q_ctx.q.streaming && !m2m_ctx->ignore_cap_streaming)) {
if (!m2m_ctx->ignore_cap_streaming)
dprintk("Streaming needs to be on for both queues\n");
else
dprintk("Streaming needs to be on for the OUTPUT queue\n");
return;
}