[PATCH 08/14] media: medkatek: vcodec: support one plane capture buffer
Yunfei Dong
yunfei.dong at mediatek.com
Mon Sep 11 05:59:30 PDT 2023
The capture buffer has two planes for format MM21, but user space only
allocate secure memory for plane[0], and the size is Y data + uv data.
The driver need to support one plane decoder for svp mode.
Signed-off-by: Yunfei Dong <yunfei.dong at mediatek.com>
---
.../mediatek/vcodec/decoder/mtk_vcodec_dec.c | 24 ++++++++++++-------
.../vcodec/decoder/mtk_vcodec_dec_stateless.c | 13 ++++++----
.../decoder/vdec/vdec_h264_req_common.c | 16 +++++++------
.../mediatek/vcodec/decoder/vdec_drv_if.c | 4 ++--
4 files changed, 34 insertions(+), 23 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 91ed576d6821..457c3e2979c9 100644
--- a/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec.c
+++ b/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec.c
@@ -541,14 +541,15 @@ static int vidioc_vdec_s_fmt(struct file *file, void *priv,
ctx->q_data[MTK_Q_DATA_DST].bytesperline[0] =
ctx->picinfo.buf_w;
} else {
- ctx->q_data[MTK_Q_DATA_DST].sizeimage[0] =
- ctx->picinfo.fb_sz[0];
- ctx->q_data[MTK_Q_DATA_DST].bytesperline[0] =
- ctx->picinfo.buf_w;
- ctx->q_data[MTK_Q_DATA_DST].sizeimage[1] =
- ctx->picinfo.fb_sz[1];
- ctx->q_data[MTK_Q_DATA_DST].bytesperline[1] =
- ctx->picinfo.buf_w;
+ if (ctx->is_svp_mode)
+ ctx->q_data[MTK_Q_DATA_DST].sizeimage[0] =
+ ctx->picinfo.fb_sz[0] + ctx->picinfo.fb_sz[1];
+ else
+ ctx->q_data[MTK_Q_DATA_DST].sizeimage[0] = ctx->picinfo.fb_sz[0];
+
+ ctx->q_data[MTK_Q_DATA_DST].bytesperline[0] = ctx->picinfo.buf_w;
+ ctx->q_data[MTK_Q_DATA_DST].sizeimage[1] = ctx->picinfo.fb_sz[1];
+ ctx->q_data[MTK_Q_DATA_DST].bytesperline[1] = ctx->picinfo.buf_w;
}
ctx->q_data[MTK_Q_DATA_DST].coded_width = ctx->picinfo.buf_w;
@@ -673,7 +674,12 @@ 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.fb_sz[0];
+
+ if (ctx->is_svp_mode)
+ q_data->sizeimage[0] = ctx->picinfo.fb_sz[0] + ctx->picinfo.fb_sz[1];
+ else
+ 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;
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 e29c9c58f3da..2ea517883a86 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
@@ -256,11 +256,12 @@ static struct vdec_fb *vdec_get_cap_buffer(struct mtk_vcodec_dec_ctx *ctx)
framebuf = container_of(vb2_v4l2, struct mtk_video_dec_buf, m2m_buf.vb);
pfb = &framebuf->frame_buffer;
- pfb->base_y.va = vb2_plane_vaddr(dst_buf, 0);
+ if (!ctx->is_svp_mode)
+ pfb->base_y.va = vb2_plane_vaddr(dst_buf, 0);
pfb->base_y.dma_addr = vb2_dma_contig_plane_dma_addr(dst_buf, 0);
pfb->base_y.size = ctx->q_data[MTK_Q_DATA_DST].sizeimage[0];
- if (ctx->q_data[MTK_Q_DATA_DST].fmt->num_planes == 2) {
+ if (ctx->q_data[MTK_Q_DATA_DST].fmt->num_planes == 2 && !ctx->is_svp_mode) {
pfb->base_c.va = vb2_plane_vaddr(dst_buf, 1);
pfb->base_c.dma_addr =
vb2_dma_contig_plane_dma_addr(dst_buf, 1);
@@ -310,16 +311,18 @@ static void mtk_vdec_worker(struct work_struct *work)
mtk_v4l2_vdec_dbg(3, ctx, "[%d] (%d) id=%d, vb=%p", ctx->id,
vb2_src->vb2_queue->type, vb2_src->index, vb2_src);
- bs_src->va = vb2_plane_vaddr(vb2_src, 0);
- bs_src->dma_addr = vb2_dma_contig_plane_dma_addr(vb2_src, 0);
- bs_src->size = (size_t)vb2_src->planes[0].bytesused;
+ if (!ctx->is_svp_mode) {
+ bs_src->va = vb2_plane_vaddr(vb2_src, 0);
if (!bs_src->va) {
v4l2_m2m_job_finish(dev->m2m_dev_dec, ctx->m2m_ctx);
mtk_v4l2_vdec_err(ctx, "[%d] id=%d source buffer is NULL", ctx->id,
vb2_src->index);
return;
+ }
}
+ bs_src->dma_addr = vb2_dma_contig_plane_dma_addr(vb2_src, 0);
+ bs_src->size = (size_t)vb2_src->planes[0].bytesused;
mtk_v4l2_vdec_dbg(3, ctx, "[%d] Bitstream VA=%p DMA=%pad Size=%zx vb=%p",
ctx->id, bs_src->va, &bs_src->dma_addr, bs_src->size, vb2_src);
/* Apply request controls. */
diff --git a/drivers/media/platform/mediatek/vcodec/decoder/vdec/vdec_h264_req_common.c b/drivers/media/platform/mediatek/vcodec/decoder/vdec/vdec_h264_req_common.c
index 5ca20d75dc8e..838f0eeea6e2 100644
--- a/drivers/media/platform/mediatek/vcodec/decoder/vdec/vdec_h264_req_common.c
+++ b/drivers/media/platform/mediatek/vcodec/decoder/vdec/vdec_h264_req_common.c
@@ -81,13 +81,15 @@ void mtk_vdec_h264_fill_dpb_info(struct mtk_vcodec_dec_ctx *ctx,
h264_dpb_info[index].y_dma_addr =
vb2_dma_contig_plane_dma_addr(vb, 0);
- if (ctx->q_data[MTK_Q_DATA_DST].fmt->num_planes == 2)
- h264_dpb_info[index].c_dma_addr =
- vb2_dma_contig_plane_dma_addr(vb, 1);
- else
- h264_dpb_info[index].c_dma_addr =
- h264_dpb_info[index].y_dma_addr +
- ctx->picinfo.fb_sz[0];
+ if (!ctx->is_svp_mode) {
+ if (ctx->q_data[MTK_Q_DATA_DST].fmt->num_planes == 2)
+ h264_dpb_info[index].c_dma_addr =
+ vb2_dma_contig_plane_dma_addr(vb, 1);
+ else
+ h264_dpb_info[index].c_dma_addr =
+ h264_dpb_info[index].y_dma_addr +
+ ctx->picinfo.fb_sz[0];
+ }
}
}
diff --git a/drivers/media/platform/mediatek/vcodec/decoder/vdec_drv_if.c b/drivers/media/platform/mediatek/vcodec/decoder/vdec_drv_if.c
index d0b459b1603f..c7d33e540a13 100644
--- a/drivers/media/platform/mediatek/vcodec/decoder/vdec_drv_if.c
+++ b/drivers/media/platform/mediatek/vcodec/decoder/vdec_drv_if.c
@@ -73,14 +73,14 @@ int vdec_if_decode(struct mtk_vcodec_dec_ctx *ctx, struct mtk_vcodec_mem *bs,
{
int ret = 0;
- if (bs) {
+ if (bs && !ctx->is_svp_mode) {
if ((bs->dma_addr & 63) != 0) {
mtk_v4l2_vdec_err(ctx, "bs dma_addr should 64 byte align");
return -EINVAL;
}
}
- if (fb) {
+ if (fb && !ctx->is_svp_mode) {
if (((fb->base_y.dma_addr & 511) != 0) ||
((fb->base_c.dma_addr & 511) != 0)) {
mtk_v4l2_vdec_err(ctx, "frame buffer dma_addr should 512 byte align");
--
2.18.0
More information about the Linux-mediatek
mailing list