[PATCH 08/11] [media] s5p-mfc: Add VP9 decoder support
From: Smitha T Murthy
Date: Wed Jan 18 2017 - 05:22:24 EST
Add support for codec definition and corresponding buffer
requirements for VP9 decoder.
Signed-off-by: Smitha T Murthy <smitha.t@xxxxxxxxxxx>
---
drivers/media/platform/s5p-mfc/regs-mfc-v10.h | 6 +++++
drivers/media/platform/s5p-mfc/s5p_mfc_cmd_v6.c | 3 ++
drivers/media/platform/s5p-mfc/s5p_mfc_common.h | 1 +
drivers/media/platform/s5p-mfc/s5p_mfc_dec.c | 8 ++++++
drivers/media/platform/s5p-mfc/s5p_mfc_opr.h | 2 +
drivers/media/platform/s5p-mfc/s5p_mfc_opr_v6.c | 28 +++++++++++++++++++++++
6 files changed, 48 insertions(+), 0 deletions(-)
diff --git a/drivers/media/platform/s5p-mfc/regs-mfc-v10.h b/drivers/media/platform/s5p-mfc/regs-mfc-v10.h
index a57009a..81a0a96 100644
--- a/drivers/media/platform/s5p-mfc/regs-mfc-v10.h
+++ b/drivers/media/platform/s5p-mfc/regs-mfc-v10.h
@@ -18,6 +18,8 @@
/* MFCv10 register definitions*/
#define S5P_FIMV_MFC_CLOCK_OFF_V10 0x7120
#define S5P_FIMV_MFC_STATE_V10 0x7124
+#define S5P_FIMV_D_STATIC_BUFFER_ADDR_V10 0xF570
+#define S5P_FIMV_D_STATIC_BUFFER_SIZE_V10 0xF574
/* MFCv10 Context buffer sizes */
#define MFC_CTX_BUF_SIZE_V10 (30 * SZ_1K) /* 30KB */
@@ -34,6 +36,10 @@
/* MFCv10 codec defines*/
#define S5P_FIMV_CODEC_HEVC_DEC 17
+#define S5P_FIMV_CODEC_VP9_DEC 18
+
+/* Decoder buffer size for MFC v10 */
+#define DEC_VP9_STATIC_BUFFER_SIZE 20480
/* Encoder buffer size for MFC v10.0 */
#define ENC_V100_H264_ME_SIZE(x, y) \
diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc_cmd_v6.c b/drivers/media/platform/s5p-mfc/s5p_mfc_cmd_v6.c
index 76eca67..102b47e 100644
--- a/drivers/media/platform/s5p-mfc/s5p_mfc_cmd_v6.c
+++ b/drivers/media/platform/s5p-mfc/s5p_mfc_cmd_v6.c
@@ -104,6 +104,9 @@ static int s5p_mfc_open_inst_cmd_v6(struct s5p_mfc_ctx *ctx)
case S5P_MFC_CODEC_HEVC_DEC:
codec_type = S5P_FIMV_CODEC_HEVC_DEC;
break;
+ case S5P_MFC_CODEC_VP9_DEC:
+ codec_type = S5P_FIMV_CODEC_VP9_DEC;
+ break;
case S5P_MFC_CODEC_H264_ENC:
codec_type = S5P_FIMV_CODEC_H264_ENC_V6;
break;
diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc_common.h b/drivers/media/platform/s5p-mfc/s5p_mfc_common.h
index 5c46060..e720ce6 100644
--- a/drivers/media/platform/s5p-mfc/s5p_mfc_common.h
+++ b/drivers/media/platform/s5p-mfc/s5p_mfc_common.h
@@ -80,6 +80,7 @@ static inline dma_addr_t s5p_mfc_mem_cookie(void *a, void *b)
#define S5P_MFC_CODEC_VC1RCV_DEC 6
#define S5P_MFC_CODEC_VP8_DEC 7
#define S5P_MFC_CODEC_HEVC_DEC 17
+#define S5P_MFC_CODEC_VP9_DEC 18
#define S5P_MFC_CODEC_H264_ENC 20
#define S5P_MFC_CODEC_H264_MVC_ENC 21
diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc_dec.c b/drivers/media/platform/s5p-mfc/s5p_mfc_dec.c
index 9f459b3..93626ed 100644
--- a/drivers/media/platform/s5p-mfc/s5p_mfc_dec.c
+++ b/drivers/media/platform/s5p-mfc/s5p_mfc_dec.c
@@ -164,6 +164,14 @@
.num_planes = 1,
.versions = MFC_V10_BIT,
},
+ {
+ .name = "VP9 Encoded Stream",
+ .fourcc = V4L2_PIX_FMT_VP9,
+ .codec_mode = S5P_FIMV_CODEC_VP9_DEC,
+ .type = MFC_FMT_DEC,
+ .num_planes = 1,
+ .versions = MFC_V10_BIT,
+ },
};
#define NUM_FORMATS ARRAY_SIZE(formats)
diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc_opr.h b/drivers/media/platform/s5p-mfc/s5p_mfc_opr.h
index 6478f70..565decf 100644
--- a/drivers/media/platform/s5p-mfc/s5p_mfc_opr.h
+++ b/drivers/media/platform/s5p-mfc/s5p_mfc_opr.h
@@ -170,6 +170,8 @@ struct s5p_mfc_regs {
void __iomem *d_used_dpb_flag_upper;/* v7 and v8 */
void __iomem *d_used_dpb_flag_lower;/* v7 and v8 */
void __iomem *d_min_scratch_buffer_size; /* v10 */
+ void __iomem *d_static_buffer_addr; /* v10 */
+ void __iomem *d_static_buffer_size; /* v10 */
/* encoder registers */
void __iomem *e_frame_width;
diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc_opr_v6.c b/drivers/media/platform/s5p-mfc/s5p_mfc_opr_v6.c
index b6cb280..da4202f 100644
--- a/drivers/media/platform/s5p-mfc/s5p_mfc_opr_v6.c
+++ b/drivers/media/platform/s5p-mfc/s5p_mfc_opr_v6.c
@@ -227,6 +227,13 @@ static int s5p_mfc_alloc_codec_buffers_v6(struct s5p_mfc_ctx *ctx)
ctx->scratch_buf_size +
(ctx->mv_count * ctx->mv_size);
break;
+ case S5P_MFC_CODEC_VP9_DEC:
+ mfc_debug(2, "Use min scratch buffer size\n");
+ ctx->scratch_buf_size = ALIGN(ctx->scratch_buf_size, 256);
+ ctx->bank1.size =
+ ctx->scratch_buf_size +
+ DEC_VP9_STATIC_BUFFER_SIZE;
+ break;
case S5P_MFC_CODEC_H264_ENC:
if (IS_MFCV10(dev)) {
mfc_debug(2, "Use min scratch buffer size\n");
@@ -338,6 +345,7 @@ static int s5p_mfc_alloc_instance_buffer_v6(struct s5p_mfc_ctx *ctx)
case S5P_MFC_CODEC_VC1_DEC:
case S5P_MFC_CODEC_MPEG2_DEC:
case S5P_MFC_CODEC_VP8_DEC:
+ case S5P_MFC_CODEC_VP9_DEC:
ctx->ctx.size = buf_size->other_dec_ctx;
break;
case S5P_MFC_CODEC_H264_ENC:
@@ -579,6 +587,14 @@ static int s5p_mfc_set_dec_frame_buffer_v6(struct s5p_mfc_ctx *ctx)
}
}
+ if (ctx->codec_mode == S5P_FIMV_CODEC_VP9_DEC) {
+ writel(buf_addr1, mfc_regs->d_static_buffer_addr);
+ writel(DEC_VP9_STATIC_BUFFER_SIZE,
+ mfc_regs->d_static_buffer_size);
+ buf_addr1 += DEC_VP9_STATIC_BUFFER_SIZE;
+ buf_size1 -= DEC_VP9_STATIC_BUFFER_SIZE;
+ }
+
mfc_debug(2, "Buf1: %zu, buf_size1: %d (frames %d)\n",
buf_addr1, buf_size1, ctx->total_dpb_count);
if (buf_size1 < 0) {
@@ -2286,6 +2302,18 @@ static unsigned int s5p_mfc_get_crop_info_v_v6(struct s5p_mfc_ctx *ctx)
R(e_h264_options, S5P_FIMV_E_H264_OPTIONS_V8);
R(e_min_scratch_buffer_size, S5P_FIMV_E_MIN_SCRATCH_BUFFER_SIZE_V8);
+ if (!IS_MFCV10(dev))
+ goto done;
+
+ /* Initialize registers used in MFC v10 only.
+ * Also, over-write the registers which have
+ * a different offset for MFC v10.
+ */
+
+ /* decoder registers */
+ R(d_static_buffer_addr, S5P_FIMV_D_STATIC_BUFFER_ADDR_V10);
+ R(d_static_buffer_size, S5P_FIMV_D_STATIC_BUFFER_SIZE_V10);
+
done:
return &mfc_regs;
#undef S5P_MFC_REG_ADDR
--
1.7.2.3