[media] coda: only set buffered input queue for decoder

Allow device_run with no buffers queued after streamoff only when
the current instance is a decoder.

Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
[k.debski@samsung.com: Add commit description]
Signed-off-by: Kamil Debski <k.debski@samsung.com>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>

diff --git a/drivers/media/platform/coda.c b/drivers/media/platform/coda.c
index 2805538..945c539 100644 (file)
--- a/drivers/media/platform/coda.c
+++ b/drivers/media/platform/coda.c
@@ -1928,8 +1928,9 @@ static int coda_start_streaming(struct vb2_queue *q, unsigned int count)
        if (!(ctx->streamon_out & ctx->streamon_cap))
                return 0;
 
-       /* Allow device_run with no buffers queued and after streamoff */
-       v4l2_m2m_set_src_buffered(ctx->m2m_ctx, true);
+       /* Allow decoder device_run with no new buffers queued */
+       if (ctx->inst_type == CODA_INST_DECODER)
+               v4l2_m2m_set_src_buffered(ctx->m2m_ctx, true);
 
        ctx->gopcounter = ctx->params.gop_size - 1;
        buf = v4l2_m2m_next_dst_buf(ctx->m2m_ctx);