From: Yunfei Dong yunfei.dong@mediatek.com
[ Upstream commit 960badda95f10fb0c60f6f64978b19eafa9507a7 ]
If lat thread can't get lat buffer, it should be that current instance don't be schedulded, the driver can't free the src buffer directly.
Fixes: 7b182b8d9c85 ("media: mediatek: vcodec: Refactor get and put capture buffer flow") 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/mtk_vcodec_dec_stateless.c | 6 ++++-- .../platform/mediatek/vcodec/vdec/vdec_h264_req_multi_if.c | 2 +- .../platform/mediatek/vcodec/vdec/vdec_vp9_req_lat_if.c | 2 +- 3 files changed, 6 insertions(+), 4 deletions(-)
diff --git a/drivers/media/platform/mediatek/vcodec/mtk_vcodec_dec_stateless.c b/drivers/media/platform/mediatek/vcodec/mtk_vcodec_dec_stateless.c index ab8f642d1e5b0..3000db975e5f5 100644 --- a/drivers/media/platform/mediatek/vcodec/mtk_vcodec_dec_stateless.c +++ b/drivers/media/platform/mediatek/vcodec/mtk_vcodec_dec_stateless.c @@ -258,8 +258,10 @@ static void mtk_vdec_worker(struct work_struct *work) if (src_buf_req) v4l2_ctrl_request_complete(src_buf_req, &ctx->ctrl_hdl); } else { - v4l2_m2m_src_buf_remove(ctx->m2m_ctx); - v4l2_m2m_buf_done(vb2_v4l2_src, state); + if (ret != -EAGAIN) { + v4l2_m2m_src_buf_remove(ctx->m2m_ctx); + v4l2_m2m_buf_done(vb2_v4l2_src, state); + } v4l2_m2m_job_finish(dev->m2m_dev_dec, ctx->m2m_ctx); } } diff --git a/drivers/media/platform/mediatek/vcodec/vdec/vdec_h264_req_multi_if.c b/drivers/media/platform/mediatek/vcodec/vdec/vdec_h264_req_multi_if.c index 955b2d0c8f53f..999ce7ee5fdc2 100644 --- a/drivers/media/platform/mediatek/vcodec/vdec/vdec_h264_req_multi_if.c +++ b/drivers/media/platform/mediatek/vcodec/vdec/vdec_h264_req_multi_if.c @@ -597,7 +597,7 @@ static int vdec_h264_slice_lat_decode(void *h_vdec, struct mtk_vcodec_mem *bs, lat_buf = vdec_msg_queue_dqbuf(&inst->ctx->msg_queue.lat_ctx); if (!lat_buf) { mtk_vcodec_err(inst, "failed to get lat buffer"); - return -EINVAL; + return -EAGAIN; } share_info = lat_buf->private_data; src_buf_info = container_of(bs, struct mtk_video_dec_buf, bs_buffer); diff --git a/drivers/media/platform/mediatek/vcodec/vdec/vdec_vp9_req_lat_if.c b/drivers/media/platform/mediatek/vcodec/vdec/vdec_vp9_req_lat_if.c index cbb6728b8a40b..cf16cf2807f07 100644 --- a/drivers/media/platform/mediatek/vcodec/vdec/vdec_vp9_req_lat_if.c +++ b/drivers/media/platform/mediatek/vcodec/vdec/vdec_vp9_req_lat_if.c @@ -2070,7 +2070,7 @@ static int vdec_vp9_slice_lat_decode(void *h_vdec, struct mtk_vcodec_mem *bs, lat_buf = vdec_msg_queue_dqbuf(&instance->ctx->msg_queue.lat_ctx); if (!lat_buf) { mtk_vcodec_err(instance, "Failed to get VP9 lat buf\n"); - return -EBUSY; + return -EAGAIN; } pfc = (struct vdec_vp9_slice_pfc *)lat_buf->private_data; if (!pfc) {