From: Yunfei Dong yunfei.dong@mediatek.com
[ Upstream commit f7a3780cf96925670736582b9a623a2c9ffb4166 ]
Core Hardware decoder depends on each instance lat_buf count, calling queue_work decode again when the lat_buf count of each instance isn't zero.
Fixes: 365e4ba01df4 ("media: mtk-vcodec: Add work queue for core hardware decode") Signed-off-by: Yunfei Dong yunfei.dong@mediatek.com Reviewed-by: AngeloGioacchino Del Regno angelogioacchino.delregno@collabora.com Signed-off-by: Hans Verkuil hverkuil-cisco@xs4all.nl Signed-off-by: Mauro Carvalho Chehab mchehab@kernel.org Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/media/platform/mediatek/vcodec/vdec_msg_queue.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/media/platform/mediatek/vcodec/vdec_msg_queue.c b/drivers/media/platform/mediatek/vcodec/vdec_msg_queue.c index 3f016c87d722c..ad5002ca953e0 100644 --- a/drivers/media/platform/mediatek/vcodec/vdec_msg_queue.c +++ b/drivers/media/platform/mediatek/vcodec/vdec_msg_queue.c @@ -239,7 +239,7 @@ static void vdec_msg_queue_core_work(struct work_struct *work) mtk_vcodec_dec_disable_hardware(ctx, MTK_VDEC_CORE); vdec_msg_queue_qbuf(&ctx->msg_queue.lat_ctx, lat_buf);
- if (!list_empty(&dev->msg_queue_core_ctx.ready_queue)) { + if (atomic_read(&lat_buf->ctx->msg_queue.core_list_cnt)) { mtk_v4l2_debug(3, "re-schedule to decode for core: %d", dev->msg_queue_core_ctx.ready_num); queue_work(dev->core_workqueue, &msg_queue->core_work);