[PATCH v12 2/7] media: v4l2: Allow M2M job queuing w/o streaming CAP queue
From: Sebastian Fricke <hidden>
Date: 2023-09-15 21:12:31
Also in:
linux-devicetree, linux-media, lkml
Subsystem:
media input infrastructure (v4l/dvb), the rest · Maintainers:
Mauro Carvalho Chehab, Linus Torvalds
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 <redacted> Signed-off-by: Nicolas Dufresne <nicolas.dufresne@collabora.com> --- drivers/media/v4l2-core/v4l2-mem2mem.c | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-)
diff --git a/drivers/media/v4l2-core/v4l2-mem2mem.c b/drivers/media/v4l2-core/v4l2-mem2mem.c
index 0cc30397fbad..2dbbe93be257 100644
--- a/drivers/media/v4l2-core/v4l2-mem2mem.c
+++ b/drivers/media/v4l2-core/v4l2-mem2mem.c@@ -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->cap_q_ctx.ignore_streaming)) { + if (!m2m_ctx->cap_q_ctx.ignore_streaming) + dprintk("Streaming needs to be on for both queues\n"); + else + dprintk("Streaming needs to be on for the OUTPUT queue\n"); return; }
--
2.25.1
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