From: Yunfei Dong yunfei.dong@mediatek.com
[ Upstream commit 2cfca6c1bf8074175ea7a3b6b47f77ebdef8f701 ]
Current instance will decode done when begin to wait lat buf full, move the lat_buf of current instance to the top of core list to make sure current instance's lat_buf will be used firstly.
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 --- .../platform/mediatek/vcodec/vdec_msg_queue.c | 21 ++++++++++++++++++- .../platform/mediatek/vcodec/vdec_msg_queue.h | 2 ++ 2 files changed, 22 insertions(+), 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 ad5002ca953e0..0da6e3e2ef0b3 100644 --- a/drivers/media/platform/mediatek/vcodec/vdec_msg_queue.c +++ b/drivers/media/platform/mediatek/vcodec/vdec_msg_queue.c @@ -174,8 +174,26 @@ void vdec_msg_queue_update_ube_wptr(struct vdec_msg_queue *msg_queue, uint64_t u
bool vdec_msg_queue_wait_lat_buf_full(struct vdec_msg_queue *msg_queue) { + struct vdec_lat_buf *buf, *tmp; + struct list_head *list_core[3]; + struct vdec_msg_queue_ctx *core_ctx; + int ret, i, in_core_count = 0; long timeout_jiff; - int ret; + + core_ctx = &msg_queue->ctx->dev->msg_queue_core_ctx; + spin_lock(&core_ctx->ready_lock); + list_for_each_entry_safe(buf, tmp, &core_ctx->ready_queue, core_list) { + if (buf && buf->ctx == msg_queue->ctx) { + list_core[in_core_count++] = &buf->core_list; + list_del(&buf->core_list); + } + } + + for (i = 0; i < in_core_count; i++) { + list_add(list_core[in_core_count - (1 + i)], &core_ctx->ready_queue); + queue_work(msg_queue->ctx->dev->core_workqueue, &msg_queue->core_work); + } + spin_unlock(&core_ctx->ready_lock);
timeout_jiff = msecs_to_jiffies(1000 * (NUM_BUFFER_COUNT + 2)); ret = wait_event_timeout(msg_queue->lat_ctx.ready_to_use, @@ -257,6 +275,7 @@ int vdec_msg_queue_init(struct vdec_msg_queue *msg_queue, if (msg_queue->wdma_addr.size) return 0;
+ msg_queue->ctx = ctx; vdec_msg_queue_init_ctx(&msg_queue->lat_ctx, MTK_VDEC_LAT0); INIT_WORK(&msg_queue->core_work, vdec_msg_queue_core_work);
diff --git a/drivers/media/platform/mediatek/vcodec/vdec_msg_queue.h b/drivers/media/platform/mediatek/vcodec/vdec_msg_queue.h index b1aa5572ba49f..56280d6682c5a 100644 --- a/drivers/media/platform/mediatek/vcodec/vdec_msg_queue.h +++ b/drivers/media/platform/mediatek/vcodec/vdec_msg_queue.h @@ -72,6 +72,7 @@ struct vdec_lat_buf { * @wdma_wptr_addr: ube write point * @core_work: core hardware work * @lat_ctx: used to store lat buffer list + * @ctx: point to mtk_vcodec_ctx * * @lat_list_cnt: used to record each instance lat list count * @core_list_cnt: used to record each instance core list count @@ -85,6 +86,7 @@ struct vdec_msg_queue {
struct work_struct core_work; struct vdec_msg_queue_ctx lat_ctx; + struct mtk_vcodec_ctx *ctx;
atomic_t lat_list_cnt; atomic_t core_list_cnt;