in platform/s5p-mfc/s5p_mfc_opr_v6.c [60:324]
static int s5p_mfc_alloc_codec_buffers_v6(struct s5p_mfc_ctx *ctx)
{
struct s5p_mfc_dev *dev = ctx->dev;
unsigned int mb_width, mb_height;
unsigned int lcu_width = 0, lcu_height = 0;
int ret;
mb_width = MB_WIDTH(ctx->img_width);
mb_height = MB_HEIGHT(ctx->img_height);
if (ctx->type == MFCINST_DECODER) {
mfc_debug(2, "Luma size:%d Chroma size:%d MV size:%d\n",
ctx->luma_size, ctx->chroma_size, ctx->mv_size);
mfc_debug(2, "Totals bufs: %d\n", ctx->total_dpb_count);
} else if (ctx->type == MFCINST_ENCODER) {
if (IS_MFCV10(dev)) {
ctx->tmv_buffer_size = 0;
} else if (IS_MFCV8_PLUS(dev))
ctx->tmv_buffer_size = S5P_FIMV_NUM_TMV_BUFFERS_V6 *
ALIGN(S5P_FIMV_TMV_BUFFER_SIZE_V8(mb_width, mb_height),
S5P_FIMV_TMV_BUFFER_ALIGN_V6);
else
ctx->tmv_buffer_size = S5P_FIMV_NUM_TMV_BUFFERS_V6 *
ALIGN(S5P_FIMV_TMV_BUFFER_SIZE_V6(mb_width, mb_height),
S5P_FIMV_TMV_BUFFER_ALIGN_V6);
if (IS_MFCV10(dev)) {
lcu_width = S5P_MFC_LCU_WIDTH(ctx->img_width);
lcu_height = S5P_MFC_LCU_HEIGHT(ctx->img_height);
if (ctx->codec_mode != S5P_FIMV_CODEC_HEVC_ENC) {
ctx->luma_dpb_size =
ALIGN((mb_width * 16), 64)
* ALIGN((mb_height * 16), 32)
+ 64;
ctx->chroma_dpb_size =
ALIGN((mb_width * 16), 64)
* (mb_height * 8)
+ 64;
} else {
ctx->luma_dpb_size =
ALIGN((lcu_width * 32), 64)
* ALIGN((lcu_height * 32), 32)
+ 64;
ctx->chroma_dpb_size =
ALIGN((lcu_width * 32), 64)
* (lcu_height * 16)
+ 64;
}
} else {
ctx->luma_dpb_size = ALIGN((mb_width * mb_height) *
S5P_FIMV_LUMA_MB_TO_PIXEL_V6,
S5P_FIMV_LUMA_DPB_BUFFER_ALIGN_V6);
ctx->chroma_dpb_size = ALIGN((mb_width * mb_height) *
S5P_FIMV_CHROMA_MB_TO_PIXEL_V6,
S5P_FIMV_CHROMA_DPB_BUFFER_ALIGN_V6);
}
if (IS_MFCV8_PLUS(dev))
ctx->me_buffer_size = ALIGN(S5P_FIMV_ME_BUFFER_SIZE_V8(
ctx->img_width, ctx->img_height,
mb_width, mb_height),
S5P_FIMV_ME_BUFFER_ALIGN_V6);
else
ctx->me_buffer_size = ALIGN(S5P_FIMV_ME_BUFFER_SIZE_V6(
ctx->img_width, ctx->img_height,
mb_width, mb_height),
S5P_FIMV_ME_BUFFER_ALIGN_V6);
mfc_debug(2, "recon luma size: %zu chroma size: %zu\n",
ctx->luma_dpb_size, ctx->chroma_dpb_size);
} else {
return -EINVAL;
}
/* Codecs have different memory requirements */
switch (ctx->codec_mode) {
case S5P_MFC_CODEC_H264_DEC:
case S5P_MFC_CODEC_H264_MVC_DEC:
if (IS_MFCV10(dev))
mfc_debug(2, "Use min scratch buffer size\n");
else if (IS_MFCV8_PLUS(dev))
ctx->scratch_buf_size =
S5P_FIMV_SCRATCH_BUF_SIZE_H264_DEC_V8(
mb_width,
mb_height);
else
ctx->scratch_buf_size =
S5P_FIMV_SCRATCH_BUF_SIZE_H264_DEC_V6(
mb_width,
mb_height);
ctx->scratch_buf_size = ALIGN(ctx->scratch_buf_size,
S5P_FIMV_SCRATCH_BUFFER_ALIGN_V6);
ctx->bank1.size =
ctx->scratch_buf_size +
(ctx->mv_count * ctx->mv_size);
break;
case S5P_MFC_CODEC_MPEG4_DEC:
if (IS_MFCV10(dev))
mfc_debug(2, "Use min scratch buffer size\n");
else if (IS_MFCV7_PLUS(dev)) {
ctx->scratch_buf_size =
S5P_FIMV_SCRATCH_BUF_SIZE_MPEG4_DEC_V7(
mb_width,
mb_height);
} else {
ctx->scratch_buf_size =
S5P_FIMV_SCRATCH_BUF_SIZE_MPEG4_DEC_V6(
mb_width,
mb_height);
}
ctx->scratch_buf_size = ALIGN(ctx->scratch_buf_size,
S5P_FIMV_SCRATCH_BUFFER_ALIGN_V6);
ctx->bank1.size = ctx->scratch_buf_size;
break;
case S5P_MFC_CODEC_VC1RCV_DEC:
case S5P_MFC_CODEC_VC1_DEC:
if (IS_MFCV10(dev))
mfc_debug(2, "Use min scratch buffer size\n");
else
ctx->scratch_buf_size =
S5P_FIMV_SCRATCH_BUF_SIZE_VC1_DEC_V6(
mb_width,
mb_height);
ctx->scratch_buf_size = ALIGN(ctx->scratch_buf_size,
S5P_FIMV_SCRATCH_BUFFER_ALIGN_V6);
ctx->bank1.size = ctx->scratch_buf_size;
break;
case S5P_MFC_CODEC_MPEG2_DEC:
ctx->bank1.size = 0;
ctx->bank2.size = 0;
break;
case S5P_MFC_CODEC_H263_DEC:
if (IS_MFCV10(dev))
mfc_debug(2, "Use min scratch buffer size\n");
else
ctx->scratch_buf_size =
S5P_FIMV_SCRATCH_BUF_SIZE_H263_DEC_V6(
mb_width,
mb_height);
ctx->scratch_buf_size = ALIGN(ctx->scratch_buf_size,
S5P_FIMV_SCRATCH_BUFFER_ALIGN_V6);
ctx->bank1.size = ctx->scratch_buf_size;
break;
case S5P_MFC_CODEC_VP8_DEC:
if (IS_MFCV10(dev))
mfc_debug(2, "Use min scratch buffer size\n");
else if (IS_MFCV8_PLUS(dev))
ctx->scratch_buf_size =
S5P_FIMV_SCRATCH_BUF_SIZE_VP8_DEC_V8(
mb_width,
mb_height);
else
ctx->scratch_buf_size =
S5P_FIMV_SCRATCH_BUF_SIZE_VP8_DEC_V6(
mb_width,
mb_height);
ctx->scratch_buf_size = ALIGN(ctx->scratch_buf_size,
S5P_FIMV_SCRATCH_BUFFER_ALIGN_V6);
ctx->bank1.size = ctx->scratch_buf_size;
break;
case S5P_MFC_CODEC_HEVC_DEC:
mfc_debug(2, "Use min scratch buffer size\n");
ctx->bank1.size =
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->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");
ctx->me_buffer_size =
ALIGN(ENC_V100_H264_ME_SIZE(mb_width, mb_height), 16);
} else if (IS_MFCV8_PLUS(dev))
ctx->scratch_buf_size =
S5P_FIMV_SCRATCH_BUF_SIZE_H264_ENC_V8(
mb_width,
mb_height);
else
ctx->scratch_buf_size =
S5P_FIMV_SCRATCH_BUF_SIZE_H264_ENC_V6(
mb_width,
mb_height);
ctx->scratch_buf_size = ALIGN(ctx->scratch_buf_size,
S5P_FIMV_SCRATCH_BUFFER_ALIGN_V6);
ctx->bank1.size =
ctx->scratch_buf_size + ctx->tmv_buffer_size +
(ctx->pb_count * (ctx->luma_dpb_size +
ctx->chroma_dpb_size + ctx->me_buffer_size));
ctx->bank2.size = 0;
break;
case S5P_MFC_CODEC_MPEG4_ENC:
case S5P_MFC_CODEC_H263_ENC:
if (IS_MFCV10(dev)) {
mfc_debug(2, "Use min scratch buffer size\n");
ctx->me_buffer_size =
ALIGN(ENC_V100_MPEG4_ME_SIZE(mb_width,
mb_height), 16);
} else
ctx->scratch_buf_size =
S5P_FIMV_SCRATCH_BUF_SIZE_MPEG4_ENC_V6(
mb_width,
mb_height);
ctx->scratch_buf_size = ALIGN(ctx->scratch_buf_size,
S5P_FIMV_SCRATCH_BUFFER_ALIGN_V6);
ctx->bank1.size =
ctx->scratch_buf_size + ctx->tmv_buffer_size +
(ctx->pb_count * (ctx->luma_dpb_size +
ctx->chroma_dpb_size + ctx->me_buffer_size));
ctx->bank2.size = 0;
break;
case S5P_MFC_CODEC_VP8_ENC:
if (IS_MFCV10(dev)) {
mfc_debug(2, "Use min scratch buffer size\n");
ctx->me_buffer_size =
ALIGN(ENC_V100_VP8_ME_SIZE(mb_width, mb_height),
16);
} else if (IS_MFCV8_PLUS(dev))
ctx->scratch_buf_size =
S5P_FIMV_SCRATCH_BUF_SIZE_VP8_ENC_V8(
mb_width,
mb_height);
else
ctx->scratch_buf_size =
S5P_FIMV_SCRATCH_BUF_SIZE_VP8_ENC_V7(
mb_width,
mb_height);
ctx->scratch_buf_size = ALIGN(ctx->scratch_buf_size,
S5P_FIMV_SCRATCH_BUFFER_ALIGN_V6);
ctx->bank1.size =
ctx->scratch_buf_size + ctx->tmv_buffer_size +
(ctx->pb_count * (ctx->luma_dpb_size +
ctx->chroma_dpb_size + ctx->me_buffer_size));
ctx->bank2.size = 0;
break;
case S5P_MFC_CODEC_HEVC_ENC:
mfc_debug(2, "Use min scratch buffer size\n");
ctx->me_buffer_size =
ALIGN(ENC_V100_HEVC_ME_SIZE(lcu_width, lcu_height), 16);
ctx->scratch_buf_size = ALIGN(ctx->scratch_buf_size, 256);
ctx->bank1.size =
ctx->scratch_buf_size + ctx->tmv_buffer_size +
(ctx->pb_count * (ctx->luma_dpb_size +
ctx->chroma_dpb_size + ctx->me_buffer_size));
ctx->bank2.size = 0;
break;
default:
break;
}
/* Allocate only if memory from bank 1 is necessary */
if (ctx->bank1.size > 0) {
ret = s5p_mfc_alloc_generic_buf(dev, BANK_L_CTX, &ctx->bank1);
if (ret) {
mfc_err("Failed to allocate Bank1 memory\n");
return ret;
}
BUG_ON(ctx->bank1.dma & ((1 << MFC_BANK1_ALIGN_ORDER) - 1));
}
return 0;
}