linux-kernel - [PATCH 1/6] media: mediatek: vcodec: can`t regard getting lat buffer fail as error

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Message-ID: <20230417054816.17097-2-yunfei.dong@mediatek.com>
Date:   Mon, 17 Apr 2023 13:48:11 +0800
From:   Yunfei Dong <yunfei.dong@...iatek.com>
To:     Chen-Yu Tsai <wenst@...omium.org>,
        Nicolas Dufresne <nicolas@...fresne.ca>,
        Hans Verkuil <hverkuil-cisco@...all.nl>,
        AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>,
        Benjamin Gaignard <benjamin.gaignard@...labora.com>,
        Nícolas F . R . A . Prado 
        <nfraprado@...labora.com>, Yunfei Dong <yunfei.dong@...iatek.com>
CC:     Matthias Brugger <matthias.bgg@...il.com>,
        Hsin-Yi Wang <hsinyi@...omium.org>,
        Fritz Koenig <frkoenig@...omium.org>,
        Daniel Vetter <daniel@...ll.ch>,
        Steve Cho <stevecho@...omium.org>,
        <linux-media@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-mediatek@...ts.infradead.org>,
        <Project_Global_Chrome_Upstream_Group@...iatek.com>
Subject: [PATCH 1/6] media: mediatek: vcodec: can`t regard getting lat buffer fail as error

The speed of lat decoder is much faster than core, need to get trans
buffer again when lat fail to get trans buffer.

Signed-off-by: Yunfei Dong <yunfei.dong@...iatek.com>
---
 .../media/platform/mediatek/vcodec/mtk_vcodec_dec_stateless.c   | 2 +-
 .../platform/mediatek/vcodec/vdec/vdec_h264_req_multi_if.c      | 2 +-
 .../media/platform/mediatek/vcodec/vdec/vdec_vp9_req_lat_if.c   | 2 +-
 3 files changed, 3 insertions(+), 3 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 3000db975e5f..0c2ef1686397 100644
--- a/drivers/media/platform/mediatek/vcodec/mtk_vcodec_dec_stateless.c
+++ b/drivers/media/platform/mediatek/vcodec/mtk_vcodec_dec_stateless.c
@@ -240,7 +240,7 @@ static void mtk_vdec_worker(struct work_struct *work)
 		mtk_v4l2_err("vb2 buffer media request is NULL");
 
 	ret = vdec_if_decode(ctx, bs_src, NULL, &res_chg);
-	if (ret) {
+	if (ret && ret != -EAGAIN) {
 		mtk_v4l2_err(" <===[%d], src_buf[%d] sz=0x%zx pts=%llu vdec_if_decode() ret=%d res_chg=%d===>",
 			     ctx->id, vb2_src->index, bs_src->size,
 			     vb2_src->timestamp, ret, res_chg);
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 999ce7ee5fdc..181cc52e0847 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
@@ -596,7 +596,7 @@ 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");
+		mtk_vcodec_debug(inst, "failed to get lat buffer");
 		return -EAGAIN;
 	}
 	share_info = lat_buf->private_data;
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 cf16cf2807f0..6d981d7341d2 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
@@ -2069,7 +2069,7 @@ 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");
+		mtk_vcodec_debug(instance, "Failed to get VP9 lat buf\n");
 		return -EAGAIN;
 	}
 	pfc = (struct vdec_vp9_slice_pfc *)lat_buf->private_data;
-- 
2.18.0