From f4706d6e6d2d174af156b56d08cfca35121ac7cc Mon Sep 17 00:00:00 2001
From: Philipp Zabel <p.zabel@pengutronix.de>
Date: Fri, 23 Jan 2015 13:51:27 -0300
Subject: [PATCH] [media] coda: issue seq_end_work during stop_streaming
This patch queues seq_end_work and flushes the queue during stop_streaming
and clears the ctx->initialized flag. This allows to start streaming again
after stopping streaming without releasing the context.
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
Signed-off-by: Kamil Debski <k.debski@samsung.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
---
drivers/media/platform/coda/coda-common.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/drivers/media/platform/coda/coda-common.c b/drivers/media/platform/coda/coda-common.c
index de8ad49ac6ca5..490b933ad6164 100644
--- a/drivers/media/platform/coda/coda-common.c
+++ b/drivers/media/platform/coda/coda-common.c
@@ -1323,6 +1323,10 @@ static void coda_stop_streaming(struct vb2_queue *q)
if (!ctx->streamon_out && !ctx->streamon_cap) {
struct coda_buffer_meta *meta;
+ if (ctx->ops->seq_end_work) {
+ queue_work(dev->workqueue, &ctx->seq_end_work);
+ flush_work(&ctx->seq_end_work);
+ }
mutex_lock(&ctx->bitstream_mutex);
while (!list_empty(&ctx->buffer_meta_list)) {
meta = list_first_entry(&ctx->buffer_meta_list,
@@ -1333,6 +1337,7 @@ static void coda_stop_streaming(struct vb2_queue *q)
mutex_unlock(&ctx->bitstream_mutex);
kfifo_init(&ctx->bitstream_fifo,
ctx->bitstream.vaddr, ctx->bitstream.size);
+ ctx->initialized = 0;
ctx->runcounter = 0;
ctx->aborting = 0;
}
--
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