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media: uapi: mpeg2: Cleanup flags 

Our current MPEG-2 uAPI uses 1-byte fields for MPEG-2
boolean syntax elements. Clean these by adding a 'flags'
field and flag macro for each boolean syntax element.

A follow-up change will refactor this uAPI so we don't need
to add padding fields just yet.

Signed-off-by: Ezequiel Garcia <ezequiel@collabora.com>
Tested-by: Jonas Karlman <jonas@kwiboo.se>
Tested-by: Jernej Skrabec <jernej.skrabec@siol.net>
Reviewed-by: Jernej Skrabec <jernej.skrabec@siol.net>
Tested-by: Daniel Almeida <daniel.almeida@collabora.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
This commit is contained in:
Ezequiel Garcia 2021-04-29 16:48:11 +02:00 committed by Mauro Carvalho Chehab
parent 81bbb65f19
commit 88e78409a8
6 changed files with 175 additions and 142 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

77
Documentation/userspace-api/media/v4l/ext-ctrls-codec.rst
View File

@ -1687,13 +1687,28 @@ enum v4l2_mpeg_video_h264_hierarchical_coding_type -
- ``profile_and_level_indication``
- The current profile and level indication as extracted from the
bitstream.
* - __u8
- ``progressive_sequence``
- Indication that all the frames for the sequence are progressive instead
of interlaced.
* - __u8
- ``chroma_format``
- The chrominance sub-sampling format (1: 4:2:0, 2: 4:2:2, 3: 4:4:4).
* - __u32
- ``flags``
- See :ref:`MPEG-2 Sequence Flags <mpeg2_sequence_flags>`.
.. _mpeg2_sequence_flags:
``MPEG-2 Sequence Flags``
.. cssclass:: longtable
.. flat-table::
:header-rows: 0
:stub-columns: 0
:widths: 1 1 2
* - ``V4L2_MPEG2_SEQ_FLAG_PROGRESSIVE``
- 0x00000001
- Indication that all the frames for the sequence are progressive instead
of interlaced.
.. c:type:: v4l2_mpeg2_picture
@ -1726,29 +1741,45 @@ enum v4l2_mpeg_video_h264_hierarchical_coding_type -
- ``picture_structure``
- Picture structure (1: interlaced top field, 2: interlaced bottom field,
3: progressive frame).
* - __u8
- ``top_field_first``
- If set to 1 and interlaced stream, top field is output first.
* - __u8
- ``frame_pred_frame_dct``
- If set to 1, only frame-DCT and frame prediction are used.
* - __u8
- ``concealment_motion_vectors``
- If set to 1, motion vectors are coded for intra macroblocks.
* - __u8
- ``q_scale_type``
* - __u32
- ``flags``
- See :ref:`MPEG-2 Picture Flags <mpeg2_picture_flags>`.
.. _mpeg2_picture_flags:
``MPEG-2 Picture Flags``
.. cssclass:: longtable
.. flat-table::
:header-rows: 0
:stub-columns: 0
:widths: 1 1 2
* - ``V4L2_MPEG2_PIC_FLAG_TOP_FIELD_FIRST``
- 0x00000001
- If set and it's an interlaced stream, top field is output first.
* - ``V4L2_MPEG2_PIC_FLAG_FRAME_PRED_DCT``
- 0x00000002
- If set only frame-DCT and frame prediction are used.
* - ``V4L2_MPEG2_PIC_FLAG_CONCEALMENT_MV``
- 0x00000004
- If set motion vectors are coded for intra macroblocks.
* - ``V4L2_MPEG2_PIC_FLAG_Q_SCALE_TYPE``
- 0x00000008
- This flag affects the inverse quantization process.
* - __u8
- ``intra_vlc_format``
* - ``V4L2_MPEG2_PIC_FLAG_INTRA_VLC``
- 0x00000010
- This flag affects the decoding of transform coefficient data.
* - __u8
- ``alternate_scan``
* - ``V4L2_MPEG2_PIC_FLAG_ALT_SCAN``
- 0x00000020
- This flag affects the decoding of transform coefficient data.
* - __u8
- ``repeat_first_field``
* - ``V4L2_MPEG2_PIC_FLAG_REPEAT_FIRST``
- 0x00000040
- This flag affects the decoding process of progressive frames.
* - __u16
- ``progressive_frame``
* - ``V4L2_MPEG2_PIC_FLAG_PROGRESSIVE``
- 0x00000080
- Indicates whether the current frame is progressive.
.. raw:: latex

14
drivers/media/v4l2-core/v4l2-ctrls.c
View File

@ -1727,7 +1727,7 @@ static void std_init_compound(const struct v4l2_ctrl *ctrl, u32 idx,
/* interlaced top field */
p_mpeg2_slice_params->picture.picture_structure = 1;
p_mpeg2_slice_params->picture.picture_coding_type =
V4L2_MPEG2_PICTURE_CODING_TYPE_I;
V4L2_MPEG2_PIC_CODING_TYPE_I;
break;
case V4L2_CTRL_TYPE_MPEG2_QUANTISATION:
p_mpeg2_quant = p;
@ -1949,18 +1949,18 @@ static int std_validate_compound(const struct v4l2_ctrl *ctrl, u32 idx,
}
switch (p_mpeg2_slice_params->picture.picture_structure) {
case 1: /* interlaced top field */
case 2: /* interlaced bottom field */
case 3: /* progressive */
case V4L2_MPEG2_PIC_TOP_FIELD:
case V4L2_MPEG2_PIC_BOTTOM_FIELD:
case V4L2_MPEG2_PIC_FRAME:
break;
default:
return -EINVAL;
}
switch (p_mpeg2_slice_params->picture.picture_coding_type) {
case V4L2_MPEG2_PICTURE_CODING_TYPE_I:
case V4L2_MPEG2_PICTURE_CODING_TYPE_P:
case V4L2_MPEG2_PICTURE_CODING_TYPE_B:
case V4L2_MPEG2_PIC_CODING_TYPE_I:
case V4L2_MPEG2_PIC_CODING_TYPE_P:
case V4L2_MPEG2_PIC_CODING_TYPE_B:
break;
default:
return -EINVAL;

76
drivers/staging/media/hantro/hantro_g1_mpeg2_dec.c
View File

@ -77,10 +77,6 @@
#define G1_REG_APF_THRESHOLD(v) (((v) << 0) & GENMASK(13, 0))
#define PICT_TOP_FIELD 1
#define PICT_BOTTOM_FIELD 2
#define PICT_FRAME 3
static void
hantro_g1_mpeg2_dec_set_quantisation(struct hantro_dev *vpu,
struct hantro_ctx *ctx)
@ -96,19 +92,19 @@ static void
hantro_g1_mpeg2_dec_set_buffers(struct hantro_dev *vpu, struct hantro_ctx *ctx,
struct vb2_buffer *src_buf,
struct vb2_buffer *dst_buf,
const struct v4l2_mpeg2_sequence *sequence,
const struct v4l2_mpeg2_picture *picture,
const struct v4l2_mpeg2_sequence *seq,
const struct v4l2_mpeg2_picture *pic,
const struct v4l2_ctrl_mpeg2_slice_params *slice_params)
{
dma_addr_t forward_addr = 0, backward_addr = 0;
dma_addr_t current_addr, addr;
switch (picture->picture_coding_type) {
case V4L2_MPEG2_PICTURE_CODING_TYPE_B:
switch (pic->picture_coding_type) {
case V4L2_MPEG2_PIC_CODING_TYPE_B:
backward_addr = hantro_get_ref(ctx,
slice_params->backward_ref_ts);
fallthrough;
case V4L2_MPEG2_PICTURE_CODING_TYPE_P:
case V4L2_MPEG2_PIC_CODING_TYPE_P:
forward_addr = hantro_get_ref(ctx,
slice_params->forward_ref_ts);
}
@ -121,7 +117,7 @@ hantro_g1_mpeg2_dec_set_buffers(struct hantro_dev *vpu, struct hantro_ctx *ctx,
addr = hantro_get_dec_buf_addr(ctx, dst_buf);
current_addr = addr;
if (picture->picture_structure == PICT_BOTTOM_FIELD)
if (pic->picture_structure == V4L2_MPEG2_PIC_BOTTOM_FIELD)
addr += ALIGN(ctx->dst_fmt.width, 16);
vdpu_write_relaxed(vpu, addr, G1_REG_DEC_OUT_BASE);
@ -131,18 +127,18 @@ hantro_g1_mpeg2_dec_set_buffers(struct hantro_dev *vpu, struct hantro_ctx *ctx,
backward_addr = current_addr;
/* Set forward ref frame (top/bottom field) */
if (picture->picture_structure == PICT_FRAME ||
picture->picture_coding_type == V4L2_MPEG2_PICTURE_CODING_TYPE_B ||
(picture->picture_structure == PICT_TOP_FIELD &&
picture->top_field_first) ||
(picture->picture_structure == PICT_BOTTOM_FIELD &&
!picture->top_field_first)) {
if (pic->picture_structure == V4L2_MPEG2_PIC_FRAME ||
pic->picture_coding_type == V4L2_MPEG2_PIC_CODING_TYPE_B ||
(pic->picture_structure == V4L2_MPEG2_PIC_TOP_FIELD &&
pic->flags & V4L2_MPEG2_PIC_FLAG_TOP_FIELD_FIRST) ||
(pic->picture_structure == V4L2_MPEG2_PIC_BOTTOM_FIELD &&
!(pic->flags & V4L2_MPEG2_PIC_FLAG_TOP_FIELD_FIRST))) {
vdpu_write_relaxed(vpu, forward_addr, G1_REG_REFER0_BASE);
vdpu_write_relaxed(vpu, forward_addr, G1_REG_REFER1_BASE);
} else if (picture->picture_structure == PICT_TOP_FIELD) {
} else if (pic->picture_structure == V4L2_MPEG2_PIC_TOP_FIELD) {
vdpu_write_relaxed(vpu, forward_addr, G1_REG_REFER0_BASE);
vdpu_write_relaxed(vpu, current_addr, G1_REG_REFER1_BASE);
} else if (picture->picture_structure == PICT_BOTTOM_FIELD) {
} else if (pic->picture_structure == V4L2_MPEG2_PIC_BOTTOM_FIELD) {
vdpu_write_relaxed(vpu, current_addr, G1_REG_REFER0_BASE);
vdpu_write_relaxed(vpu, forward_addr, G1_REG_REFER1_BASE);
}
@ -157,8 +153,8 @@ void hantro_g1_mpeg2_dec_run(struct hantro_ctx *ctx)
struct hantro_dev *vpu = ctx->dev;
struct vb2_v4l2_buffer *src_buf, *dst_buf;
const struct v4l2_ctrl_mpeg2_slice_params *slice_params;
const struct v4l2_mpeg2_sequence *sequence;
const struct v4l2_mpeg2_picture *picture;
const struct v4l2_mpeg2_sequence *seq;
const struct v4l2_mpeg2_picture *pic;
u32 reg;
src_buf = hantro_get_src_buf(ctx);
@ -169,8 +165,8 @@ void hantro_g1_mpeg2_dec_run(struct hantro_ctx *ctx)
slice_params = hantro_get_ctrl(ctx,
V4L2_CID_MPEG_VIDEO_MPEG2_SLICE_PARAMS);
sequence = &slice_params->sequence;
picture = &slice_params->picture;
seq = &slice_params->sequence;
pic = &slice_params->picture;
reg = G1_REG_DEC_AXI_RD_ID(0) |
G1_REG_DEC_TIMEOUT_E(1) |
@ -190,11 +186,11 @@ void hantro_g1_mpeg2_dec_run(struct hantro_ctx *ctx)
reg = G1_REG_DEC_MODE(5) |
G1_REG_RLC_MODE_E(0) |
G1_REG_PIC_INTERLACE_E(!sequence->progressive_sequence) |
G1_REG_PIC_FIELDMODE_E(picture->picture_structure != PICT_FRAME) |
G1_REG_PIC_B_E(picture->picture_coding_type == V4L2_MPEG2_PICTURE_CODING_TYPE_B) |
G1_REG_PIC_INTER_E(picture->picture_coding_type != V4L2_MPEG2_PICTURE_CODING_TYPE_I) |
G1_REG_PIC_TOPFIELD_E(picture->picture_structure == PICT_TOP_FIELD) |
G1_REG_PIC_INTERLACE_E(!(seq->flags & V4L2_MPEG2_SEQ_FLAG_PROGRESSIVE)) |
G1_REG_PIC_FIELDMODE_E(pic->picture_structure != V4L2_MPEG2_PIC_FRAME) |
G1_REG_PIC_B_E(pic->picture_coding_type == V4L2_MPEG2_PIC_CODING_TYPE_B) |
G1_REG_PIC_INTER_E(pic->picture_coding_type != V4L2_MPEG2_PIC_CODING_TYPE_I) |
G1_REG_PIC_TOPFIELD_E(pic->picture_structure == V4L2_MPEG2_PIC_TOP_FIELD) |
G1_REG_FWD_INTERLACE_E(0) |
G1_REG_FILTERING_DIS(1) |
G1_REG_WRITE_MVS_E(0) |
@ -203,27 +199,27 @@ void hantro_g1_mpeg2_dec_run(struct hantro_ctx *ctx)
reg = G1_REG_PIC_MB_WIDTH(MB_WIDTH(ctx->dst_fmt.width)) |
G1_REG_PIC_MB_HEIGHT_P(MB_HEIGHT(ctx->dst_fmt.height)) |
G1_REG_ALT_SCAN_E(picture->alternate_scan) |
G1_REG_TOPFIELDFIRST_E(picture->top_field_first);
G1_REG_ALT_SCAN_E(pic->flags & V4L2_MPEG2_PIC_FLAG_ALT_SCAN) |
G1_REG_TOPFIELDFIRST_E(pic->flags & V4L2_MPEG2_PIC_FLAG_TOP_FIELD_FIRST);
vdpu_write_relaxed(vpu, reg, G1_SWREG(4));
reg = G1_REG_STRM_START_BIT(slice_params->data_bit_offset) |
G1_REG_QSCALE_TYPE(picture->q_scale_type) |
G1_REG_CON_MV_E(picture->concealment_motion_vectors) |
G1_REG_INTRA_DC_PREC(picture->intra_dc_precision) |
G1_REG_INTRA_VLC_TAB(picture->intra_vlc_format) |
G1_REG_FRAME_PRED_DCT(picture->frame_pred_frame_dct);
G1_REG_QSCALE_TYPE(pic->flags & V4L2_MPEG2_PIC_FLAG_Q_SCALE_TYPE) |
G1_REG_CON_MV_E(pic->flags & V4L2_MPEG2_PIC_FLAG_CONCEALMENT_MV) |
G1_REG_INTRA_DC_PREC(pic->intra_dc_precision) |
G1_REG_INTRA_VLC_TAB(pic->flags & V4L2_MPEG2_PIC_FLAG_INTRA_VLC) |
G1_REG_FRAME_PRED_DCT(pic->flags & V4L2_MPEG2_PIC_FLAG_FRAME_PRED_DCT);
vdpu_write_relaxed(vpu, reg, G1_SWREG(5));
reg = G1_REG_INIT_QP(1) |
G1_REG_STREAM_LEN(slice_params->bit_size >> 3);
vdpu_write_relaxed(vpu, reg, G1_SWREG(6));
reg = G1_REG_ALT_SCAN_FLAG_E(picture->alternate_scan) |
G1_REG_FCODE_FWD_HOR(picture->f_code[0][0]) |
G1_REG_FCODE_FWD_VER(picture->f_code[0][1]) |
G1_REG_FCODE_BWD_HOR(picture->f_code[1][0]) |
G1_REG_FCODE_BWD_VER(picture->f_code[1][1]) |
reg = G1_REG_ALT_SCAN_FLAG_E(pic->flags & V4L2_MPEG2_PIC_FLAG_ALT_SCAN) |
G1_REG_FCODE_FWD_HOR(pic->f_code[0][0]) |
G1_REG_FCODE_FWD_VER(pic->f_code[0][1]) |
G1_REG_FCODE_BWD_HOR(pic->f_code[1][0]) |
G1_REG_FCODE_BWD_VER(pic->f_code[1][1]) |
G1_REG_MV_ACCURACY_FWD(1) |
G1_REG_MV_ACCURACY_BWD(1);
vdpu_write_relaxed(vpu, reg, G1_SWREG(18));
@ -239,7 +235,7 @@ void hantro_g1_mpeg2_dec_run(struct hantro_ctx *ctx)
hantro_g1_mpeg2_dec_set_buffers(vpu, ctx, &src_buf->vb2_buf,
&dst_buf->vb2_buf,
sequence, picture, slice_params);
seq, pic, slice_params);
hantro_end_prepare_run(ctx);

76
drivers/staging/media/hantro/rk3399_vpu_hw_mpeg2_dec.c
View File

@ -79,10 +79,6 @@
#define VDPU_REG_MV_ACCURACY_FWD(v) ((v) ? BIT(2) : 0)
#define VDPU_REG_MV_ACCURACY_BWD(v) ((v) ? BIT(1) : 0)
#define PICT_TOP_FIELD 1
#define PICT_BOTTOM_FIELD 2
#define PICT_FRAME 3
static void
rk3399_vpu_mpeg2_dec_set_quantisation(struct hantro_dev *vpu,
struct hantro_ctx *ctx)
@ -99,19 +95,19 @@ rk3399_vpu_mpeg2_dec_set_buffers(struct hantro_dev *vpu,
struct hantro_ctx *ctx,
struct vb2_buffer *src_buf,
struct vb2_buffer *dst_buf,
const struct v4l2_mpeg2_sequence *sequence,
const struct v4l2_mpeg2_picture *picture,
const struct v4l2_mpeg2_sequence *seq,
const struct v4l2_mpeg2_picture *pic,
const struct v4l2_ctrl_mpeg2_slice_params *slice_params)
{
dma_addr_t forward_addr = 0, backward_addr = 0;
dma_addr_t current_addr, addr;
switch (picture->picture_coding_type) {
case V4L2_MPEG2_PICTURE_CODING_TYPE_B:
switch (pic->picture_coding_type) {
case V4L2_MPEG2_PIC_CODING_TYPE_B:
backward_addr = hantro_get_ref(ctx,
slice_params->backward_ref_ts);
fallthrough;
case V4L2_MPEG2_PICTURE_CODING_TYPE_P:
case V4L2_MPEG2_PIC_CODING_TYPE_P:
forward_addr = hantro_get_ref(ctx,
slice_params->forward_ref_ts);
}
@ -124,7 +120,7 @@ rk3399_vpu_mpeg2_dec_set_buffers(struct hantro_dev *vpu,
addr = vb2_dma_contig_plane_dma_addr(dst_buf, 0);
current_addr = addr;
if (picture->picture_structure == PICT_BOTTOM_FIELD)
if (pic->picture_structure == V4L2_MPEG2_PIC_BOTTOM_FIELD)
addr += ALIGN(ctx->dst_fmt.width, 16);
vdpu_write_relaxed(vpu, addr, VDPU_REG_DEC_OUT_BASE);
@ -134,18 +130,18 @@ rk3399_vpu_mpeg2_dec_set_buffers(struct hantro_dev *vpu,
backward_addr = current_addr;
/* Set forward ref frame (top/bottom field) */
if (picture->picture_structure == PICT_FRAME ||
picture->picture_coding_type == V4L2_MPEG2_PICTURE_CODING_TYPE_B ||
(picture->picture_structure == PICT_TOP_FIELD &&
picture->top_field_first) ||
(picture->picture_structure == PICT_BOTTOM_FIELD &&
!picture->top_field_first)) {
if (pic->picture_structure == V4L2_MPEG2_PIC_FRAME ||
pic->picture_coding_type == V4L2_MPEG2_PIC_CODING_TYPE_B ||
(pic->picture_structure == V4L2_MPEG2_PIC_TOP_FIELD &&
pic->flags & V4L2_MPEG2_PIC_TOP_FIELD) ||
(pic->picture_structure == V4L2_MPEG2_PIC_BOTTOM_FIELD &&
!(pic->flags & V4L2_MPEG2_PIC_TOP_FIELD))) {
vdpu_write_relaxed(vpu, forward_addr, VDPU_REG_REFER0_BASE);
vdpu_write_relaxed(vpu, forward_addr, VDPU_REG_REFER1_BASE);
} else if (picture->picture_structure == PICT_TOP_FIELD) {
} else if (pic->picture_structure == V4L2_MPEG2_PIC_TOP_FIELD) {
vdpu_write_relaxed(vpu, forward_addr, VDPU_REG_REFER0_BASE);
vdpu_write_relaxed(vpu, current_addr, VDPU_REG_REFER1_BASE);
} else if (picture->picture_structure == PICT_BOTTOM_FIELD) {
} else if (pic->picture_structure == V4L2_MPEG2_PIC_BOTTOM_FIELD) {
vdpu_write_relaxed(vpu, current_addr, VDPU_REG_REFER0_BASE);
vdpu_write_relaxed(vpu, forward_addr, VDPU_REG_REFER1_BASE);
}
@ -160,8 +156,8 @@ void rk3399_vpu_mpeg2_dec_run(struct hantro_ctx *ctx)
struct hantro_dev *vpu = ctx->dev;
struct vb2_v4l2_buffer *src_buf, *dst_buf;
const struct v4l2_ctrl_mpeg2_slice_params *slice_params;
const struct v4l2_mpeg2_sequence *sequence;
const struct v4l2_mpeg2_picture *picture;
const struct v4l2_mpeg2_sequence *seq;
const struct v4l2_mpeg2_picture *pic;
u32 reg;
src_buf = hantro_get_src_buf(ctx);
@ -171,8 +167,8 @@ void rk3399_vpu_mpeg2_dec_run(struct hantro_ctx *ctx)
slice_params = hantro_get_ctrl(ctx,
V4L2_CID_MPEG_VIDEO_MPEG2_SLICE_PARAMS);
sequence = &slice_params->sequence;
picture = &slice_params->picture;
seq = &slice_params->sequence;
pic = &slice_params->picture;
reg = VDPU_REG_DEC_ADV_PRE_DIS(0) |
VDPU_REG_DEC_SCMD_DIS(0) |
@ -207,11 +203,11 @@ void rk3399_vpu_mpeg2_dec_run(struct hantro_ctx *ctx)
vdpu_write_relaxed(vpu, reg, VDPU_SWREG(56));
reg = VDPU_REG_RLC_MODE_E(0) |
VDPU_REG_PIC_INTERLACE_E(!sequence->progressive_sequence) |
VDPU_REG_PIC_FIELDMODE_E(picture->picture_structure != PICT_FRAME) |
VDPU_REG_PIC_B_E(picture->picture_coding_type == V4L2_MPEG2_PICTURE_CODING_TYPE_B) |
VDPU_REG_PIC_INTER_E(picture->picture_coding_type != V4L2_MPEG2_PICTURE_CODING_TYPE_I) |
VDPU_REG_PIC_TOPFIELD_E(picture->picture_structure == PICT_TOP_FIELD) |
VDPU_REG_PIC_INTERLACE_E(!(seq->flags & V4L2_MPEG2_SEQ_FLAG_PROGRESSIVE)) |
VDPU_REG_PIC_FIELDMODE_E(pic->picture_structure != V4L2_MPEG2_PIC_FRAME) |
VDPU_REG_PIC_B_E(pic->picture_coding_type == V4L2_MPEG2_PIC_CODING_TYPE_B) |
VDPU_REG_PIC_INTER_E(pic->picture_coding_type != V4L2_MPEG2_PIC_CODING_TYPE_I) |
VDPU_REG_PIC_TOPFIELD_E(pic->picture_structure == V4L2_MPEG2_PIC_TOP_FIELD) |
VDPU_REG_FWD_INTERLACE_E(0) |
VDPU_REG_WRITE_MVS_E(0) |
VDPU_REG_DEC_TIMEOUT_E(1) |
@ -220,23 +216,23 @@ void rk3399_vpu_mpeg2_dec_run(struct hantro_ctx *ctx)
reg = VDPU_REG_PIC_MB_WIDTH(MB_WIDTH(ctx->dst_fmt.width)) |
VDPU_REG_PIC_MB_HEIGHT_P(MB_HEIGHT(ctx->dst_fmt.height)) |
VDPU_REG_ALT_SCAN_E(picture->alternate_scan) |
VDPU_REG_TOPFIELDFIRST_E(picture->top_field_first);
VDPU_REG_ALT_SCAN_E(pic->flags & V4L2_MPEG2_PIC_FLAG_ALT_SCAN) |
VDPU_REG_TOPFIELDFIRST_E(pic->flags & V4L2_MPEG2_PIC_FLAG_TOP_FIELD_FIRST);
vdpu_write_relaxed(vpu, reg, VDPU_SWREG(120));
reg = VDPU_REG_STRM_START_BIT(slice_params->data_bit_offset) |
VDPU_REG_QSCALE_TYPE(picture->q_scale_type) |
VDPU_REG_CON_MV_E(picture->concealment_motion_vectors) |
VDPU_REG_INTRA_DC_PREC(picture->intra_dc_precision) |
VDPU_REG_INTRA_VLC_TAB(picture->intra_vlc_format) |
VDPU_REG_FRAME_PRED_DCT(picture->frame_pred_frame_dct);
VDPU_REG_QSCALE_TYPE(pic->flags & V4L2_MPEG2_PIC_FLAG_Q_SCALE_TYPE) |
VDPU_REG_CON_MV_E(pic->flags & V4L2_MPEG2_PIC_FLAG_CONCEALMENT_MV) |
VDPU_REG_INTRA_DC_PREC(pic->intra_dc_precision) |
VDPU_REG_INTRA_VLC_TAB(pic->flags & V4L2_MPEG2_PIC_FLAG_INTRA_VLC) |
VDPU_REG_FRAME_PRED_DCT(pic->flags & V4L2_MPEG2_PIC_FLAG_FRAME_PRED_DCT);
vdpu_write_relaxed(vpu, reg, VDPU_SWREG(122));
reg = VDPU_REG_ALT_SCAN_FLAG_E(picture->alternate_scan) |
VDPU_REG_FCODE_FWD_HOR(picture->f_code[0][0]) |
VDPU_REG_FCODE_FWD_VER(picture->f_code[0][1]) |
VDPU_REG_FCODE_BWD_HOR(picture->f_code[1][0]) |
VDPU_REG_FCODE_BWD_VER(picture->f_code[1][1]) |
reg = VDPU_REG_ALT_SCAN_FLAG_E(pic->flags & V4L2_MPEG2_PIC_FLAG_ALT_SCAN) |
VDPU_REG_FCODE_FWD_HOR(pic->f_code[0][0]) |
VDPU_REG_FCODE_FWD_VER(pic->f_code[0][1]) |
VDPU_REG_FCODE_BWD_HOR(pic->f_code[1][0]) |
VDPU_REG_FCODE_BWD_VER(pic->f_code[1][1]) |
VDPU_REG_MV_ACCURACY_FWD(1) |
VDPU_REG_MV_ACCURACY_BWD(1);
vdpu_write_relaxed(vpu, reg, VDPU_SWREG(136));
@ -245,7 +241,7 @@ void rk3399_vpu_mpeg2_dec_run(struct hantro_ctx *ctx)
rk3399_vpu_mpeg2_dec_set_buffers(vpu, ctx, &src_buf->vb2_buf,
&dst_buf->vb2_buf,
sequence, picture, slice_params);
seq, pic, slice_params);
/* Kick the watchdog and start decoding */
hantro_end_prepare_run(ctx);

38
drivers/staging/media/sunxi/cedrus/cedrus_mpeg2.c
View File

@ -51,8 +51,8 @@ static void cedrus_mpeg2_irq_disable(struct cedrus_ctx *ctx)
static void cedrus_mpeg2_setup(struct cedrus_ctx *ctx, struct cedrus_run *run)
{
const struct v4l2_ctrl_mpeg2_slice_params *slice_params;
const struct v4l2_mpeg2_sequence *sequence;
const struct v4l2_mpeg2_picture *picture;
const struct v4l2_mpeg2_sequence *seq;
const struct v4l2_mpeg2_picture *pic;
const struct v4l2_ctrl_mpeg2_quantisation *quantisation;
dma_addr_t src_buf_addr, dst_luma_addr, dst_chroma_addr;
dma_addr_t fwd_luma_addr, fwd_chroma_addr;
@ -66,8 +66,8 @@ static void cedrus_mpeg2_setup(struct cedrus_ctx *ctx, struct cedrus_run *run)
u32 reg;
slice_params = run->mpeg2.slice_params;
sequence = &slice_params->sequence;
picture = &slice_params->picture;
seq = &slice_params->sequence;
pic = &slice_params->picture;
quantisation = run->mpeg2.quantisation;
@ -94,19 +94,19 @@ static void cedrus_mpeg2_setup(struct cedrus_ctx *ctx, struct cedrus_run *run)
/* Set MPEG picture header. */
reg = VE_DEC_MPEG_MP12HDR_SLICE_TYPE(picture->picture_coding_type);
reg |= VE_DEC_MPEG_MP12HDR_F_CODE(0, 0, picture->f_code[0][0]);
reg |= VE_DEC_MPEG_MP12HDR_F_CODE(0, 1, picture->f_code[0][1]);
reg |= VE_DEC_MPEG_MP12HDR_F_CODE(1, 0, picture->f_code[1][0]);
reg |= VE_DEC_MPEG_MP12HDR_F_CODE(1, 1, picture->f_code[1][1]);
reg |= VE_DEC_MPEG_MP12HDR_INTRA_DC_PRECISION(picture->intra_dc_precision);
reg |= VE_DEC_MPEG_MP12HDR_INTRA_PICTURE_STRUCTURE(picture->picture_structure);
reg |= VE_DEC_MPEG_MP12HDR_TOP_FIELD_FIRST(picture->top_field_first);
reg |= VE_DEC_MPEG_MP12HDR_FRAME_PRED_FRAME_DCT(picture->frame_pred_frame_dct);
reg |= VE_DEC_MPEG_MP12HDR_CONCEALMENT_MOTION_VECTORS(picture->concealment_motion_vectors);
reg |= VE_DEC_MPEG_MP12HDR_Q_SCALE_TYPE(picture->q_scale_type);
reg |= VE_DEC_MPEG_MP12HDR_INTRA_VLC_FORMAT(picture->intra_vlc_format);
reg |= VE_DEC_MPEG_MP12HDR_ALTERNATE_SCAN(picture->alternate_scan);
reg = VE_DEC_MPEG_MP12HDR_SLICE_TYPE(pic->picture_coding_type);
reg |= VE_DEC_MPEG_MP12HDR_F_CODE(0, 0, pic->f_code[0][0]);
reg |= VE_DEC_MPEG_MP12HDR_F_CODE(0, 1, pic->f_code[0][1]);
reg |= VE_DEC_MPEG_MP12HDR_F_CODE(1, 0, pic->f_code[1][0]);
reg |= VE_DEC_MPEG_MP12HDR_F_CODE(1, 1, pic->f_code[1][1]);
reg |= VE_DEC_MPEG_MP12HDR_INTRA_DC_PRECISION(pic->intra_dc_precision);
reg |= VE_DEC_MPEG_MP12HDR_INTRA_PICTURE_STRUCTURE(pic->picture_structure);
reg |= VE_DEC_MPEG_MP12HDR_TOP_FIELD_FIRST(pic->flags & V4L2_MPEG2_PIC_FLAG_TOP_FIELD_FIRST);
reg |= VE_DEC_MPEG_MP12HDR_FRAME_PRED_FRAME_DCT(pic->flags & V4L2_MPEG2_PIC_FLAG_FRAME_PRED_DCT);
reg |= VE_DEC_MPEG_MP12HDR_CONCEALMENT_MOTION_VECTORS(pic->flags & V4L2_MPEG2_PIC_FLAG_CONCEALMENT_MV);
reg |= VE_DEC_MPEG_MP12HDR_Q_SCALE_TYPE(pic->flags & V4L2_MPEG2_PIC_FLAG_Q_SCALE_TYPE);
reg |= VE_DEC_MPEG_MP12HDR_INTRA_VLC_FORMAT(pic->flags & V4L2_MPEG2_PIC_FLAG_INTRA_VLC);
reg |= VE_DEC_MPEG_MP12HDR_ALTERNATE_SCAN(pic->flags & V4L2_MPEG2_PIC_FLAG_ALT_SCAN);
reg |= VE_DEC_MPEG_MP12HDR_FULL_PEL_FORWARD_VECTOR(0);
reg |= VE_DEC_MPEG_MP12HDR_FULL_PEL_BACKWARD_VECTOR(0);
@ -114,8 +114,8 @@ static void cedrus_mpeg2_setup(struct cedrus_ctx *ctx, struct cedrus_run *run)
/* Set frame dimensions. */
reg = VE_DEC_MPEG_PICCODEDSIZE_WIDTH(sequence->horizontal_size);
reg |= VE_DEC_MPEG_PICCODEDSIZE_HEIGHT(sequence->vertical_size);
reg = VE_DEC_MPEG_PICCODEDSIZE_WIDTH(seq->horizontal_size);
reg |= VE_DEC_MPEG_PICCODEDSIZE_HEIGHT(seq->vertical_size);
cedrus_write(dev, VE_DEC_MPEG_PICCODEDSIZE, reg);

36
include/media/mpeg2-ctrls.h
View File

@ -18,10 +18,7 @@
#define V4L2_CTRL_TYPE_MPEG2_SLICE_PARAMS 0x0103
#define V4L2_CTRL_TYPE_MPEG2_QUANTISATION 0x0104
#define V4L2_MPEG2_PICTURE_CODING_TYPE_I 1
#define V4L2_MPEG2_PICTURE_CODING_TYPE_P 2
#define V4L2_MPEG2_PICTURE_CODING_TYPE_B 3
#define V4L2_MPEG2_PICTURE_CODING_TYPE_D 4
#define V4L2_MPEG2_SEQ_FLAG_PROGRESSIVE 0x0001
struct v4l2_mpeg2_sequence {
/* ISO/IEC 13818-2, ITU-T Rec. H.262: Sequence header */
@ -31,10 +28,29 @@ struct v4l2_mpeg2_sequence {
/* ISO/IEC 13818-2, ITU-T Rec. H.262: Sequence extension */
__u16 profile_and_level_indication;
__u8 progressive_sequence;
__u8 chroma_format;
__u32 flags;
};
#define V4L2_MPEG2_PIC_CODING_TYPE_I 1
#define V4L2_MPEG2_PIC_CODING_TYPE_P 2
#define V4L2_MPEG2_PIC_CODING_TYPE_B 3
#define V4L2_MPEG2_PIC_CODING_TYPE_D 4
#define V4L2_MPEG2_PIC_TOP_FIELD 0x1
#define V4L2_MPEG2_PIC_BOTTOM_FIELD 0x2
#define V4L2_MPEG2_PIC_FRAME 0x3
#define V4L2_MPEG2_PIC_FLAG_TOP_FIELD_FIRST 0x0001
#define V4L2_MPEG2_PIC_FLAG_FRAME_PRED_DCT 0x0002
#define V4L2_MPEG2_PIC_FLAG_CONCEALMENT_MV 0x0004
#define V4L2_MPEG2_PIC_FLAG_Q_SCALE_TYPE 0x0008
#define V4L2_MPEG2_PIC_FLAG_INTRA_VLC 0x0010
#define V4L2_MPEG2_PIC_FLAG_ALT_SCAN 0x0020
#define V4L2_MPEG2_PIC_FLAG_REPEAT_FIRST 0x0040
#define V4L2_MPEG2_PIC_FLAG_PROGRESSIVE 0x0080
struct v4l2_mpeg2_picture {
/* ISO/IEC 13818-2, ITU-T Rec. H.262: Picture header */
__u8 picture_coding_type;
@ -43,14 +59,8 @@ struct v4l2_mpeg2_picture {
__u8 f_code[2][2];
__u8 intra_dc_precision;
__u8 picture_structure;
__u8 top_field_first;
__u8 frame_pred_frame_dct;
__u8 concealment_motion_vectors;
__u8 q_scale_type;
__u8 intra_vlc_format;
__u8 alternate_scan;
__u8 repeat_first_field;
__u16 progressive_frame;
__u32 flags;
};
struct v4l2_ctrl_mpeg2_slice_params {