Commit 4f61d8aa authored by Sebastian Fricke's avatar Sebastian Fricke Committed by Hans Verkuil
Browse files

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



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: default avatarSebastian Fricke <sebastian.fricke@collabora.com>
Signed-off-by: default avatarNicolas Dufresne <nicolas.dufresne@collabora.com>
Signed-off-by: default avatarHans Verkuil <hverkuil-cisco@xs4all.nl>
parent 103d15bc

drivers/media/v4l2-core/v4l2-mem2mem.c

+6 −3
Original line number Diff line number Diff line
@@ -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) {

	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;

	}