[PATCH v6 06/10] media: mediatek: vcodec: Add 4K prob size supporting for VP9 decoder
From: Kyrie Wu <hidden>
Date: 2025-12-02 07:40:54
Also in:
linux-devicetree, linux-media, linux-mediatek, lkml
Subsystem:
media input infrastructure (v4l/dvb), mediatek media driver, the rest · Maintainers:
Mauro Carvalho Chehab, Tiffany Lin, Andrew-CT Chen, Yunfei Dong, Linus Torvalds
From: Kyrie Wu <redacted> add config to support prob size both 3840 and 2560. Signed-off-by: Kyrie Wu <redacted> --- .../platform/mediatek/vcodec/decoder/mtk_vcodec_dec_drv.h | 2 ++ .../mediatek/vcodec/decoder/mtk_vcodec_dec_stateful.c | 1 + .../mediatek/vcodec/decoder/mtk_vcodec_dec_stateless.c | 7 +++++++ .../mediatek/vcodec/decoder/vdec/vdec_vp9_req_lat_if.c | 4 ++-- 4 files changed, 12 insertions(+), 2 deletions(-)
diff --git a/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_drv.h b/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_drv.h
index a8baeab98477..ecf0d7ad0d54 100644
--- a/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_drv.h
+++ b/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_drv.h@@ -80,10 +80,12 @@ struct vdec_pic_info { * struct mtk_vcodec_dec_params - decoder supported parameters * @level: decoder supported vcodec level * @profile: decoder supported vcodec profile + * @prob_size: vp9 decoder prob size */ struct mtk_vcodec_dec_params { s64 level; s64 profile; + size_t prob_size; }; /**
diff --git a/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_stateful.c b/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_stateful.c
index a47906b9d717..99c252e0a2e1 100644
--- a/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_stateful.c
+++ b/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_stateful.c@@ -630,5 +630,6 @@ const struct mtk_vcodec_dec_pdata mtk_vdec_8173_pdata = { .vp9_params = { .level = V4L2_MPEG_VIDEO_VP9_LEVEL_4_0, .profile = V4L2_MPEG_VIDEO_VP9_PROFILE_1, + .prob_size = 2560, }, };
diff --git a/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_stateless.c b/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_stateless.c
index dc3e9a2ccc2c..f18aafd08c76 100644
--- a/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_stateless.c
+++ b/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_stateless.c@@ -841,6 +841,7 @@ const struct mtk_vcodec_dec_pdata mtk_vdec_8183_pdata = { .vp9_params = { .level = V4L2_MPEG_VIDEO_VP9_LEVEL_4_0, .profile = V4L2_MPEG_VIDEO_VP9_PROFILE_1, + .prob_size = 2560, }, };
@@ -889,6 +890,7 @@ const struct mtk_vcodec_dec_pdata mtk_vdec_8188_pdata = { .vp9_params = { .level = V4L2_MPEG_VIDEO_VP9_LEVEL_5_1, .profile = V4L2_MPEG_VIDEO_VP9_PROFILE_2, + .prob_size = 2560, }, };
@@ -919,6 +921,7 @@ const struct mtk_vcodec_dec_pdata mtk_vdec_8192_pdata = { .vp9_params = { .level = V4L2_MPEG_VIDEO_VP9_LEVEL_5_1, .profile = V4L2_MPEG_VIDEO_VP9_PROFILE_1, + .prob_size = 2560, }, };
@@ -949,6 +952,7 @@ const struct mtk_vcodec_dec_pdata mtk_vdec_8195_pdata = { .vp9_params = { .level = V4L2_MPEG_VIDEO_VP9_LEVEL_5_2, .profile = V4L2_MPEG_VIDEO_VP9_PROFILE_2, + .prob_size = 2560, }, };
@@ -979,6 +983,7 @@ const struct mtk_vcodec_dec_pdata mtk_vdec_8196_pdata = { .vp9_params = { .level = V4L2_MPEG_VIDEO_VP9_LEVEL_5_2, .profile = V4L2_MPEG_VIDEO_VP9_PROFILE_2, + .prob_size = 3840, }, };
@@ -1026,6 +1031,7 @@ const struct mtk_vcodec_dec_pdata mtk_vdec_8186_pdata = { .vp9_params = { .level = V4L2_MPEG_VIDEO_VP9_LEVEL_4_1, .profile = V4L2_MPEG_VIDEO_VP9_PROFILE_1, + .prob_size = 2560, }, };
@@ -1056,5 +1062,6 @@ const struct mtk_vcodec_dec_pdata mtk_vdec_8189_pdata = { .vp9_params = { .level = V4L2_MPEG_VIDEO_VP9_LEVEL_5_2, .profile = V4L2_MPEG_VIDEO_VP9_PROFILE_2, + .prob_size = 3840, }, };
diff --git a/drivers/media/platform/mediatek/vcodec/decoder/vdec/vdec_vp9_req_lat_if.c b/drivers/media/platform/mediatek/vcodec/decoder/vdec/vdec_vp9_req_lat_if.c
index 9513ddde7c7c..36a87b455d11 100644
--- a/drivers/media/platform/mediatek/vcodec/decoder/vdec/vdec_vp9_req_lat_if.c
+++ b/drivers/media/platform/mediatek/vcodec/decoder/vdec/vdec_vp9_req_lat_if.c@@ -22,7 +22,6 @@ #define VP9_RESET_FRAME_CONTEXT_ALL 3 #define VP9_TILE_BUF_SIZE 4096 -#define VP9_PROB_BUF_SIZE 2560 #define VP9_COUNTS_BUF_SIZE 16384 #define HDR_FLAG(x) (!!((hdr)->flags & V4L2_VP9_FRAME_FLAG_##x))
@@ -546,6 +545,7 @@ static int vdec_vp9_slice_alloc_working_buffer(struct vdec_vp9_slice_instance *i struct vdec_vp9_slice_vsi *vsi) { struct mtk_vcodec_dec_ctx *ctx = instance->ctx; + struct mtk_vcodec_dec_dev *pdev = ctx->dev; enum vdec_vp9_slice_resolution_level level; /* super blocks */ unsigned int max_sb_w;
@@ -616,7 +616,7 @@ static int vdec_vp9_slice_alloc_working_buffer(struct vdec_vp9_slice_instance *i } if (!instance->prob.va) { - instance->prob.size = VP9_PROB_BUF_SIZE; + instance->prob.size = pdev->vdec_pdata->vp9_params.prob_size; if (mtk_vcodec_mem_alloc(ctx, &instance->prob)) goto err; }
--
2.45.2