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authorYunfei Dong <yunfei.dong@mediatek.com>2023-02-01 07:33:11 +0000
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2023-05-11 23:03:14 +0900
commitf08900ca36d370c9fa94ef46e39cf16144407833 (patch)
tree95b68261d30ffbf32e38bf41f2917de096a88485 /drivers/media
parent8aae2e6444a3f291cd648fa78007032557a3a11e (diff)
downloadlinux-f08900ca36d370c9fa94ef46e39cf16144407833.tar.gz
media: mediatek: vcodec: using each instance lat_buf count replace core ready list
[ 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>
Diffstat (limited to 'drivers/media')
-rw-r--r--drivers/media/platform/mediatek/vcodec/vdec_msg_queue.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/media/platform/mediatek/vcodec/vdec_msg_queue.c b/drivers/media/platform/mediatek/vcodec/vdec_msg_queue.c
index 3f016c87d722..ad5002ca953e 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);