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Subject[PATCH,v1] media: mtk-vcodec: enlarge struct vdec_pic_info fields
Date
Enlarge the plane number to support more complex case
and add the support for fmt change case.

Signed-off-by: Yunfei Dong <yunfei.dong@mediatek.com>
---
.../platform/mtk-vcodec/mtk_vcodec_dec.c | 62 +++++++++++++------
.../platform/mtk-vcodec/mtk_vcodec_drv.h | 16 ++---
.../platform/mtk-vcodec/vdec/vdec_h264_if.c | 4 +-
.../platform/mtk-vcodec/vdec/vdec_vp8_if.c | 4 +-
.../platform/mtk-vcodec/vdec/vdec_vp9_if.c | 11 ++--
5 files changed, 57 insertions(+), 40 deletions(-)

diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec.c b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec.c
index d022c65bb34c..43587c0cb022 100644
--- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec.c
+++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec.c
@@ -129,9 +129,9 @@ static struct vb2_buffer *get_display_buffer(struct mtk_vcodec_ctx *ctx)
mutex_lock(&ctx->lock);
if (dstbuf->used) {
vb2_set_plane_payload(&dstbuf->vb.vb2_buf, 0,
- ctx->picinfo.y_bs_sz);
+ ctx->picinfo.fb_sz[0]);
vb2_set_plane_payload(&dstbuf->vb.vb2_buf, 1,
- ctx->picinfo.c_bs_sz);
+ ctx->picinfo.fb_sz[1]);

dstbuf->ready_to_display = true;

@@ -278,6 +278,27 @@ static void mtk_vdec_flush_decoder(struct mtk_vcodec_ctx *ctx)
clean_free_buffer(ctx);
}

+static void mtk_vdec_update_fmt(struct mtk_vcodec_ctx *ctx,
+ unsigned int pixelformat)
+{
+ struct mtk_video_fmt *fmt;
+ struct mtk_q_data *dst_q_data;
+ unsigned int k;
+
+ dst_q_data = &ctx->q_data[MTK_Q_DATA_DST];
+ for (k = 0; k < NUM_FORMATS; k++) {
+ fmt = &mtk_video_formats[k];
+ if (fmt->fourcc == pixelformat) {
+ mtk_v4l2_debug(1, "Update cap fourcc(%d -> %d)",
+ dst_q_data->fmt.fourcc, pixelformat);
+ dst_q_data->fmt = fmt;
+ return;
+ }
+ }
+
+ mtk_v4l2_err("Cannot get fourcc(%d), using init value", pixelformat);
+}
+
static int mtk_vdec_pic_info_update(struct mtk_vcodec_ctx *ctx)
{
unsigned int dpbsize = 0;
@@ -299,6 +320,10 @@ static int mtk_vdec_pic_info_update(struct mtk_vcodec_ctx *ctx)
return -EINVAL;
}

+ if (ctx->last_decoded_picinfo.cap_fourcc != ctx->picinfo.cap_fourcc &&
+ ctx->picinfo.cap_fourcc != 0)
+ mtk_vdec_update_fmt(ctx, ctx->picinfo.cap_fourcc);
+
if ((ctx->last_decoded_picinfo.pic_w == ctx->picinfo.pic_w) ||
(ctx->last_decoded_picinfo.pic_h == ctx->picinfo.pic_h))
return 0;
@@ -352,11 +377,11 @@ static void mtk_vdec_worker(struct work_struct *work)
pfb = &dst_buf_info->frame_buffer;
pfb->base_y.va = vb2_plane_vaddr(&dst_buf->vb2_buf, 0);
pfb->base_y.dma_addr = vb2_dma_contig_plane_dma_addr(&dst_buf->vb2_buf, 0);
- pfb->base_y.size = ctx->picinfo.y_bs_sz + ctx->picinfo.y_len_sz;
+ pfb->base_y.size = ctx->picinfo.fb_sz[0];

pfb->base_c.va = vb2_plane_vaddr(&dst_buf->vb2_buf, 1);
pfb->base_c.dma_addr = vb2_dma_contig_plane_dma_addr(&dst_buf->vb2_buf, 1);
- pfb->base_c.size = ctx->picinfo.c_bs_sz + ctx->picinfo.c_len_sz;
+ pfb->base_c.size = ctx->picinfo.fb_sz[1];
pfb->status = 0;
mtk_v4l2_debug(3, "===>[%d] vdec_if_decode() ===>", ctx->id);

@@ -976,14 +1001,13 @@ static int vidioc_vdec_g_fmt(struct file *file, void *priv,
* So we just return picinfo yet, and update picinfo in
* stop_streaming hook function
*/
- q_data->sizeimage[0] = ctx->picinfo.y_bs_sz +
- ctx->picinfo.y_len_sz;
- q_data->sizeimage[1] = ctx->picinfo.c_bs_sz +
- ctx->picinfo.c_len_sz;
+ q_data->sizeimage[0] = ctx->picinfo.fb_sz[0];
+ q_data->sizeimage[1] = ctx->picinfo.fb_sz[1];
q_data->bytesperline[0] = ctx->last_decoded_picinfo.buf_w;
q_data->bytesperline[1] = ctx->last_decoded_picinfo.buf_w;
q_data->coded_width = ctx->picinfo.buf_w;
q_data->coded_height = ctx->picinfo.buf_h;
+ ctx->last_decoded_picinfo.cap_fourcc = q_data->fmt->fourcc;

/*
* Width and height are set to the dimensions
@@ -1103,10 +1127,11 @@ static void vb2ops_vdec_buf_queue(struct vb2_buffer *vb)
struct mtk_vcodec_mem src_mem;
bool res_chg = false;
int ret = 0;
- unsigned int dpbsize = 1;
+ unsigned int dpbsize = 1, i = 0;
struct mtk_vcodec_ctx *ctx = vb2_get_drv_priv(vb->vb2_queue);
struct vb2_v4l2_buffer *vb2_v4l2 = NULL;
struct mtk_video_dec_buf *buf = NULL;
+ struct mtk_q_data *dst_q_data;

mtk_v4l2_debug(3, "[%d] (%d) id=%d, vb=%p",
ctx->id, vb->vb2_queue->type,
@@ -1194,21 +1219,18 @@ static void vb2ops_vdec_buf_queue(struct vb2_buffer *vb)
}

ctx->last_decoded_picinfo = ctx->picinfo;
- ctx->q_data[MTK_Q_DATA_DST].sizeimage[0] =
- ctx->picinfo.y_bs_sz +
- ctx->picinfo.y_len_sz;
- ctx->q_data[MTK_Q_DATA_DST].bytesperline[0] =
- ctx->picinfo.buf_w;
- ctx->q_data[MTK_Q_DATA_DST].sizeimage[1] =
- ctx->picinfo.c_bs_sz +
- ctx->picinfo.c_len_sz;
- ctx->q_data[MTK_Q_DATA_DST].bytesperline[1] = ctx->picinfo.buf_w;
+ dst_q_data = &ctx->q_data[MTK_Q_DATA_DST];
+ for (i = 0; i < dst_q_data->fmt->num_planes; i++) {
+ dst_q_data->sizeimage[i] = ctx->picinfo.fb_sz[i];
+ dst_q_data->bytesperline[i] = ctx->picinfo.buf_w;
+ }
+
mtk_v4l2_debug(2, "[%d] vdec_if_init() OK 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,
- ctx->q_data[MTK_Q_DATA_DST].sizeimage[0],
- ctx->q_data[MTK_Q_DATA_DST].sizeimage[1]);
+ dst_q_data->sizeimage[0],
+ dst_q_data->sizeimage[1]);

ret = vdec_if_get_param(ctx, GET_PARAM_DPB_SIZE, &dpbsize);
if (dpbsize == 0)
diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h b/drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h
index e7e2a108def9..2899028b53a1 100644
--- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h
+++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h
@@ -211,12 +211,9 @@ struct mtk_vcodec_pm {
* @pic_h: picture height
* @buf_w: picture buffer width (64 aligned up from pic_w)
* @buf_h: picture buffer heiht (64 aligned up from pic_h)
- * @y_bs_sz: Y bitstream size
- * @c_bs_sz: CbCr bitstream size
- * @y_len_sz: additional size required to store decompress information for y
- * plane
- * @c_len_sz: additional size required to store decompress information for cbcr
- * plane
+ * @fb_sz: bitstream size of each plane
+ * @cap_fourcc: fourcc number(may changed when resolutin change)
+ * @reserved: reserved for future use.
* E.g. suppose picture size is 176x144,
* buffer size will be aligned to 176x160.
*/
@@ -225,10 +222,9 @@ struct vdec_pic_info {
unsigned int pic_h;
unsigned int buf_w;
unsigned int buf_h;
- unsigned int y_bs_sz;
- unsigned int c_bs_sz;
- unsigned int y_len_sz;
- unsigned int c_len_sz;
+ unsigned int fb_sz[VIDEO_MAX_PLANES];
+ unsigned int cap_fourcc;
+ unsigned int reserved;
};

/**
diff --git a/drivers/media/platform/mtk-vcodec/vdec/vdec_h264_if.c b/drivers/media/platform/mtk-vcodec/vdec/vdec_h264_if.c
index 02c960c63ac0..cdbcd6909728 100644
--- a/drivers/media/platform/mtk-vcodec/vdec/vdec_h264_if.c
+++ b/drivers/media/platform/mtk-vcodec/vdec/vdec_h264_if.c
@@ -253,8 +253,8 @@ static void get_pic_info(struct vdec_h264_inst *inst,
*pic = inst->vsi->pic;
mtk_vcodec_debug(inst, "pic(%d, %d), buf(%d, %d)",
pic->pic_w, pic->pic_h, pic->buf_w, pic->buf_h);
- mtk_vcodec_debug(inst, "Y(%d, %d), C(%d, %d)", pic->y_bs_sz,
- pic->y_len_sz, pic->c_bs_sz, pic->c_len_sz);
+ mtk_vcodec_debug(inst, "fb size: Y(%d), C(%d)",
+ pic->fb_sz[0], pic->fb_sz[1]);
}

static void get_crop_info(struct vdec_h264_inst *inst, struct v4l2_rect *cr)
diff --git a/drivers/media/platform/mtk-vcodec/vdec/vdec_vp8_if.c b/drivers/media/platform/mtk-vcodec/vdec/vdec_vp8_if.c
index bac3723038de..ba79136421ef 100644
--- a/drivers/media/platform/mtk-vcodec/vdec/vdec_vp8_if.c
+++ b/drivers/media/platform/mtk-vcodec/vdec/vdec_vp8_if.c
@@ -294,8 +294,8 @@ static void get_pic_info(struct vdec_vp8_inst *inst, struct vdec_pic_info *pic)

mtk_vcodec_debug(inst, "pic(%d, %d), buf(%d, %d)",
pic->pic_w, pic->pic_h, pic->buf_w, pic->buf_h);
- mtk_vcodec_debug(inst, "Y(%d, %d), C(%d, %d)", pic->y_bs_sz,
- pic->y_len_sz, pic->c_bs_sz, pic->c_len_sz);
+ mtk_vcodec_debug(inst, "fb size: Y(%d), C(%d)",
+ pic->fb_sz[0], pic->fb_sz[1]);
}

static void vp8_dec_finish(struct vdec_vp8_inst *inst)
diff --git a/drivers/media/platform/mtk-vcodec/vdec/vdec_vp9_if.c b/drivers/media/platform/mtk-vcodec/vdec/vdec_vp9_if.c
index bc8349bc2e80..6fe83207bbc4 100644
--- a/drivers/media/platform/mtk-vcodec/vdec/vdec_vp9_if.c
+++ b/drivers/media/platform/mtk-vcodec/vdec/vdec_vp9_if.c
@@ -702,10 +702,8 @@ static void init_all_fb_lists(struct vdec_vp9_inst *inst)

static void get_pic_info(struct vdec_vp9_inst *inst, struct vdec_pic_info *pic)
{
- pic->y_bs_sz = inst->vsi->buf_sz_y_bs;
- pic->c_bs_sz = inst->vsi->buf_sz_c_bs;
- pic->y_len_sz = inst->vsi->buf_len_sz_y;
- pic->c_len_sz = inst->vsi->buf_len_sz_c;
+ pic->fb_sz[0] = inst->vsi->buf_sz_y_bs + inst->vsi->buf_len_sz_y;
+ pic->fb_sz[1] = inst->vsi->buf_sz_c_bs + inst->vsi->buf_len_sz_c;

pic->pic_w = inst->vsi->pic_w;
pic->pic_h = inst->vsi->pic_h;
@@ -714,8 +712,9 @@ static void get_pic_info(struct vdec_vp9_inst *inst, struct vdec_pic_info *pic)

mtk_vcodec_debug(inst, "pic(%d, %d), buf(%d, %d)",
pic->pic_w, pic->pic_h, pic->buf_w, pic->buf_h);
- mtk_vcodec_debug(inst, "Y(%d, %d), C(%d, %d)", pic->y_bs_sz,
- pic->y_len_sz, pic->c_bs_sz, pic->c_len_sz);
+ mtk_vcodec_debug(inst, "fb size: Y(%d), C(%d)",
+ pic->fb_sz[0],
+ pic->fb_sz[1]);
}

static void get_disp_fb(struct vdec_vp9_inst *inst, struct vdec_fb **out_fb)
--
2.20.1
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