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[media] coda: issue seq_end_work during stop_streaming

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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>
This commit is contained in:
Philipp Zabel 2015-01-23 13:51:27 -03:00 committed by Mauro Carvalho Chehab
parent 6dd5ef5bdd
commit f4706d6e6d
1 changed files with 5 additions and 0 deletions
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5
drivers/media/platform/coda/coda-common.c
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@ -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;
}