[PATCH for v4.8] vcodec:mediatek: Refine H264 encoder driver
Tiffany Lin
tiffany.lin at mediatek.com
Sun Aug 14 20:33:32 PDT 2016
This patch :
1. remove field and function that unused anymore
2. add support V4L2_MPEG_VIDEO_H264_LEVEL_4_2
Signed-off-by: Tiffany Lin <tiffany.lin at mediatek.com>
---
.../media/platform/mtk-vcodec/venc/venc_h264_if.c | 16 ++++++++--------
1 file changed, 8 insertions(+), 8 deletions(-)
diff --git a/drivers/media/platform/mtk-vcodec/venc/venc_h264_if.c b/drivers/media/platform/mtk-vcodec/venc/venc_h264_if.c
index 9a60052..63d4be4 100644
--- a/drivers/media/platform/mtk-vcodec/venc/venc_h264_if.c
+++ b/drivers/media/platform/mtk-vcodec/venc/venc_h264_if.c
@@ -61,6 +61,8 @@ enum venc_h264_bs_mode {
/*
* struct venc_h264_vpu_config - Structure for h264 encoder configuration
+ * AP-W/R : AP is writer/reader on this item
+ * VPU-W/R: VPU is write/reader on this item
* @input_fourcc: input fourcc
* @bitrate: target bitrate (in bps)
* @pic_w: picture width. Picture size is visible stream resolution, in pixels,
@@ -94,13 +96,13 @@ struct venc_h264_vpu_config {
/*
* struct venc_h264_vpu_buf - Structure for buffer information
- * @align: buffer alignment (in bytes)
+ * AP-W/R : AP is writer/reader on this item
+ * VPU-W/R: VPU is write/reader on this item
* @iova: IO virtual address
* @vpua: VPU side memory addr which is used by RC_CODE
* @size: buffer size (in bytes)
*/
struct venc_h264_vpu_buf {
- u32 align;
u32 iova;
u32 vpua;
u32 size;
@@ -108,6 +110,8 @@ struct venc_h264_vpu_buf {
/*
* struct venc_h264_vsi - Structure for VPU driver control and info share
+ * AP-W/R : AP is writer/reader on this item
+ * VPU-W/R: VPU is write/reader on this item
* This structure is allocated in VPU side and shared to AP side.
* @config: h264 encoder configuration
* @work_bufs: working buffer information in VPU side
@@ -150,12 +154,6 @@ struct venc_h264_inst {
struct mtk_vcodec_ctx *ctx;
};
-static inline void h264_write_reg(struct venc_h264_inst *inst, u32 addr,
- u32 val)
-{
- writel(val, inst->hw_base + addr);
-}
-
static inline u32 h264_read_reg(struct venc_h264_inst *inst, u32 addr)
{
return readl(inst->hw_base + addr);
@@ -214,6 +212,8 @@ static unsigned int h264_get_level(struct venc_h264_inst *inst,
return 40;
case V4L2_MPEG_VIDEO_H264_LEVEL_4_1:
return 41;
+ case V4L2_MPEG_VIDEO_H264_LEVEL_4_2:
+ return 42;
default:
mtk_vcodec_debug(inst, "unsupported level %d", level);
return 31;
--
1.7.9.5
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