[PATCH v2,3/3] media: mediatek: vcodec: Add driver to support 10bit

From: Yunfei Dong
Date: Sat Jul 22 2023 - 03:47:30 EST


From: Mingjia Zhang <mingjia.zhang@xxxxxxxxxxxx>

Adding to support capture formats V4L2_PIX_FMT_MT2110T and
V4L2_PIX_FMT_MT2110R for 10bit playback. Need to get the size
of each plane again when user space setting syntax to get 10bit
information.

V4L2_PIX_FMT_MT2110T for AV1/VP9/HEVC.
V4L2_PIX_FMT_MT2110R for H264.

Signed-off-by: Mingjia Zhang <mingjia.zhang@xxxxxxxxxxxx>
Co-developed-by: Yunfei Dong <yunfei.dong@xxxxxxxxxxxx>
Signed-off-by: Yunfei Dong <yunfei.dong@xxxxxxxxxxxx>
---
.../mediatek/vcodec/decoder/mtk_vcodec_dec.c | 22 ++-
.../vcodec/decoder/mtk_vcodec_dec_drv.h | 5 +
.../vcodec/decoder/mtk_vcodec_dec_stateless.c | 144 +++++++++++++++++-
3 files changed, 167 insertions(+), 4 deletions(-)

diff --git a/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec.c b/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec.c
index 5acb7dff18f2..91ed576d6821 100644
--- a/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec.c
+++ b/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec.c
@@ -37,7 +37,9 @@ static bool mtk_vdec_get_cap_fmt(struct mtk_vcodec_dec_ctx *ctx, int format_inde
{
const struct mtk_vcodec_dec_pdata *dec_pdata = ctx->dev->vdec_pdata;
const struct mtk_video_fmt *fmt;
+ struct mtk_q_data *q_data;
int num_frame_count = 0, i;
+ bool ret = false;

fmt = &dec_pdata->vdec_formats[format_index];
for (i = 0; i < *dec_pdata->num_formats; i++) {
@@ -47,10 +49,26 @@ static bool mtk_vdec_get_cap_fmt(struct mtk_vcodec_dec_ctx *ctx, int format_inde
num_frame_count++;
}

- if (num_frame_count == 1 || fmt->fourcc == V4L2_PIX_FMT_MM21)
+ if (num_frame_count == 1 || (!ctx->is_10bit_bitstream && fmt->fourcc == V4L2_PIX_FMT_MM21))
return true;

- return false;
+ q_data = &ctx->q_data[MTK_Q_DATA_SRC];
+ switch (q_data->fmt->fourcc) {
+ case V4L2_PIX_FMT_H264_SLICE:
+ if (ctx->is_10bit_bitstream && fmt->fourcc == V4L2_PIX_FMT_MT2110R)
+ ret = true;
+ break;
+ case V4L2_PIX_FMT_VP9_FRAME:
+ case V4L2_PIX_FMT_AV1_FRAME:
+ case V4L2_PIX_FMT_HEVC_SLICE:
+ if (ctx->is_10bit_bitstream && fmt->fourcc == V4L2_PIX_FMT_MT2110T)
+ ret = true;
+ break;
+ default:
+ break;
+ }
+
+ return ret;
}

static struct mtk_q_data *mtk_vdec_get_q_data(struct mtk_vcodec_dec_ctx *ctx,
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 aa49969c54c1..6c318de25a55 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
@@ -31,6 +31,7 @@ enum mtk_vdec_format_types {
MTK_VDEC_FORMAT_AV1_FRAME = 0x800,
MTK_VDEC_FORMAT_HEVC_FRAME = 0x1000,
MTK_VCODEC_INNER_RACING = 0x20000,
+ MTK_VDEC_IS_SUPPORT_10BIT = 0x40000,
};

/*
@@ -160,6 +161,8 @@ struct mtk_vcodec_dec_pdata {
* @hw_id: hardware index used to identify different hardware.
*
* @msg_queue: msg queue used to store lat buffer information.
+ *
+ * @is_10bit_bitstream: set to true if it's 10bit bitstream
*/
struct mtk_vcodec_dec_ctx {
enum mtk_instance_type type;
@@ -202,6 +205,8 @@ struct mtk_vcodec_dec_ctx {
int hw_id;

struct vdec_msg_queue msg_queue;
+
+ bool is_10bit_bitstream;
};

/**
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 99a84c7e1901..e29c9c58f3da 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
@@ -200,7 +200,7 @@ static const struct mtk_stateless_control mtk_stateless_controls[] = {

#define NUM_CTRLS ARRAY_SIZE(mtk_stateless_controls)

-static struct mtk_video_fmt mtk_video_formats[7];
+static struct mtk_video_fmt mtk_video_formats[9];

static struct mtk_video_fmt default_out_format;
static struct mtk_video_fmt default_cap_format;
@@ -387,6 +387,138 @@ static int mtk_vdec_flush_decoder(struct mtk_vcodec_dec_ctx *ctx)
return vdec_if_decode(ctx, NULL, NULL, &res_chg);
}

+static int mtk_vcodec_get_pic_info(struct mtk_vcodec_dec_ctx *ctx)
+{
+ struct mtk_q_data *q_data;
+ int ret = 0;
+
+ q_data = &ctx->q_data[MTK_Q_DATA_DST];
+ if (q_data->fmt->num_planes == 1) {
+ mtk_v4l2_vdec_err(ctx, "[%d]Error!! 10bit mode not support one plane", ctx->id);
+ return -EINVAL;
+ }
+
+ ctx->capture_fourcc = q_data->fmt->fourcc;
+ ret = vdec_if_get_param(ctx, GET_PARAM_PIC_INFO, &ctx->picinfo);
+ if (ret) {
+ mtk_v4l2_vdec_err(ctx, "[%d]Error!! Get GET_PARAM_PICTURE_INFO Fail", ctx->id);
+ return ret;
+ }
+
+ ctx->last_decoded_picinfo = ctx->picinfo;
+
+ q_data->sizeimage[0] = ctx->picinfo.fb_sz[0];
+ q_data->bytesperline[0] = ctx->picinfo.buf_w * 5 / 4;
+
+ q_data->sizeimage[1] = ctx->picinfo.fb_sz[1];
+ q_data->bytesperline[1] = ctx->picinfo.buf_w * 5 / 4;
+
+ q_data->coded_width = ctx->picinfo.buf_w;
+ q_data->coded_height = ctx->picinfo.buf_h;
+ mtk_v4l2_vdec_dbg(1, ctx, "[%d] wxh=%dx%d pic wxh=%dx%d sz[0]=0x%x sz[1]=0x%x",
+ ctx->id, ctx->picinfo.buf_w, ctx->picinfo.buf_h,
+ ctx->picinfo.pic_w, ctx->picinfo.pic_h,
+ q_data->sizeimage[0], q_data->sizeimage[1]);
+
+ return ret;
+}
+
+static int mtk_vdec_s_ctrl(struct v4l2_ctrl *ctrl)
+{
+ struct mtk_vcodec_dec_ctx *ctx = ctrl_to_dec_ctx(ctrl);
+ struct v4l2_ctrl_h264_sps *h264;
+ struct v4l2_ctrl_hevc_sps *h265;
+ struct v4l2_ctrl_vp9_frame *frame;
+ struct v4l2_ctrl_av1_sequence *seq;
+ struct v4l2_ctrl *hdr_ctrl;
+ const struct mtk_vcodec_dec_pdata *dec_pdata = ctx->dev->vdec_pdata;
+ const struct mtk_video_fmt *fmt;
+ int i = 0, ret = 0;
+
+ hdr_ctrl = ctrl;
+ if (!hdr_ctrl || !hdr_ctrl->p_new.p)
+ return -EINVAL;
+
+ switch (hdr_ctrl->id) {
+ case V4L2_CID_STATELESS_H264_SPS:
+ h264 = (struct v4l2_ctrl_h264_sps *)hdr_ctrl->p_new.p;
+
+ if (h264->bit_depth_chroma_minus8 == 2 && h264->bit_depth_luma_minus8 == 2) {
+ ctx->is_10bit_bitstream = true;
+ } else if (h264->bit_depth_chroma_minus8 != 0 &&
+ h264->bit_depth_luma_minus8 != 0) {
+ mtk_v4l2_vdec_err(ctx, "H264: chroma_minus8:%d, luma_minus8:%d",
+ h264->bit_depth_chroma_minus8,
+ h264->bit_depth_luma_minus8);
+ return -EINVAL;
+ }
+ break;
+ case V4L2_CID_STATELESS_HEVC_SPS:
+ h265 = (struct v4l2_ctrl_hevc_sps *)hdr_ctrl->p_new.p;
+
+ if (h265->bit_depth_chroma_minus8 == 2 && h265->bit_depth_luma_minus8 == 2) {
+ ctx->is_10bit_bitstream = true;
+ } else if (h265->bit_depth_chroma_minus8 != 0 &&
+ h265->bit_depth_luma_minus8 != 0) {
+ mtk_v4l2_vdec_err(ctx, "HEVC: chroma_minus8:%d, luma_minus8:%d",
+ h265->bit_depth_chroma_minus8,
+ h265->bit_depth_luma_minus8);
+ return -EINVAL;
+ }
+ break;
+ case V4L2_CID_STATELESS_VP9_FRAME:
+ frame = (struct v4l2_ctrl_vp9_frame *)hdr_ctrl->p_new.p;
+
+ if (frame->bit_depth == 10) {
+ ctx->is_10bit_bitstream = true;
+ } else if (frame->bit_depth != 8) {
+ mtk_v4l2_vdec_err(ctx, "VP9: bit_depth:%d", frame->bit_depth);
+ return -EINVAL;
+ }
+ break;
+ case V4L2_CID_STATELESS_AV1_SEQUENCE:
+ seq = (struct v4l2_ctrl_av1_sequence *)hdr_ctrl->p_new.p;
+
+ if (seq->bit_depth == 10) {
+ ctx->is_10bit_bitstream = true;
+ } else if (seq->bit_depth != 8) {
+ mtk_v4l2_vdec_err(ctx, "AV1: bit_depth:%d", seq->bit_depth);
+ return -EINVAL;
+ }
+ break;
+ default:
+ mtk_v4l2_vdec_dbg(3, ctx, "Not supported to set ctrl id: 0x%x\n", hdr_ctrl->id);
+ return ret;
+ }
+
+ if (!ctx->is_10bit_bitstream)
+ return ret;
+
+ for (i = 0; i < *dec_pdata->num_formats; i++) {
+ fmt = &dec_pdata->vdec_formats[i];
+ if (fmt->fourcc == V4L2_PIX_FMT_MT2110R &&
+ hdr_ctrl->id == V4L2_CID_STATELESS_H264_SPS) {
+ ctx->q_data[MTK_Q_DATA_DST].fmt = fmt;
+ break;
+ }
+
+ if (fmt->fourcc == V4L2_PIX_FMT_MT2110T &&
+ (hdr_ctrl->id == V4L2_CID_STATELESS_HEVC_SPS ||
+ hdr_ctrl->id == V4L2_CID_STATELESS_VP9_FRAME ||
+ hdr_ctrl->id == V4L2_CID_STATELESS_AV1_SEQUENCE)) {
+ ctx->q_data[MTK_Q_DATA_DST].fmt = fmt;
+ break;
+ }
+ }
+ ret = mtk_vcodec_get_pic_info(ctx);
+
+ return ret;
+}
+
+static const struct v4l2_ctrl_ops mtk_vcodec_dec_ctrl_ops = {
+ .s_ctrl = mtk_vdec_s_ctrl,
+};
+
static int mtk_vcodec_dec_ctrls_setup(struct mtk_vcodec_dec_ctx *ctx)
{
unsigned int i;
@@ -399,7 +531,7 @@ static int mtk_vcodec_dec_ctrls_setup(struct mtk_vcodec_dec_ctx *ctx)

for (i = 0; i < NUM_CTRLS; i++) {
struct v4l2_ctrl_config cfg = mtk_stateless_controls[i].cfg;
-
+ cfg.ops = &mtk_vcodec_dec_ctrl_ops;
v4l2_ctrl_new_custom(&ctx->ctrl_hdl, &cfg, NULL);
if (ctx->ctrl_hdl.error) {
mtk_v4l2_vdec_err(ctx, "Adding control %d failed %d", i,
@@ -466,6 +598,8 @@ static void mtk_vcodec_add_formats(unsigned int fourcc,
break;
case V4L2_PIX_FMT_MM21:
case V4L2_PIX_FMT_MT21C:
+ case V4L2_PIX_FMT_MT2110T:
+ case V4L2_PIX_FMT_MT2110R:
mtk_video_formats[count_formats].fourcc = fourcc;
mtk_video_formats[count_formats].type = MTK_FMT_FRAME;
mtk_video_formats[count_formats].num_planes = 2;
@@ -491,6 +625,12 @@ static void mtk_vcodec_get_supported_formats(struct mtk_vcodec_dec_ctx *ctx)
mtk_vcodec_add_formats(V4L2_PIX_FMT_MT21C, ctx);
cap_format_count++;
}
+ if (ctx->dev->dec_capability & MTK_VDEC_IS_SUPPORT_10BIT) {
+ mtk_vcodec_add_formats(V4L2_PIX_FMT_MT2110T, ctx);
+ cap_format_count++;
+ mtk_vcodec_add_formats(V4L2_PIX_FMT_MT2110R, ctx);
+ cap_format_count++;
+ }
if (ctx->dev->dec_capability & MTK_VDEC_FORMAT_MM21) {
mtk_vcodec_add_formats(V4L2_PIX_FMT_MM21, ctx);
cap_format_count++;
--
2.18.0