From patchwork Mon Nov 30 18:52:57 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ezequiel Garcia X-Patchwork-Id: 11941151 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id C71F0C8301E for ; Mon, 30 Nov 2020 18:54:17 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 7B32520870 for ; Mon, 30 Nov 2020 18:54:17 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729787AbgK3Sx5 (ORCPT ); Mon, 30 Nov 2020 13:53:57 -0500 Received: from bhuna.collabora.co.uk ([46.235.227.227]:59484 "EHLO bhuna.collabora.co.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2387915AbgK3Sx4 (ORCPT ); Mon, 30 Nov 2020 13:53:56 -0500 Received: from [127.0.0.1] (localhost [127.0.0.1]) (Authenticated sender: ezequiel) with ESMTPSA id 943A71F44594 From: Ezequiel Garcia To: linux-media@vger.kernel.org, linux-kernel@vger.kernel.org Cc: kernel@collabora.com, Jonas Karlman , Hans Verkuil , Nicolas Dufresne , Philipp Zabel , Maxime Ripard , Paul Kocialkowski , Jernej Skrabec , Ezequiel Garcia Subject: [PATCH v3 1/3] media: uapi: mpeg2: Cleanup flags Date: Mon, 30 Nov 2020 15:52:57 -0300 Message-Id: <20201130185259.111817-2-ezequiel@collabora.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20201130185259.111817-1-ezequiel@collabora.com> References: <20201130185259.111817-1-ezequiel@collabora.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org 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. Move quantization "load" flags to struct v4l2_mpeg2_picture, so the applications can skip passing the quantization matrices (by not setting the MPEG2_QUANTIZATION control in decode request). A follow-up change will refactor this uAPI so we don't need to add padding fields just yet. Signed-off-by: Ezequiel Garcia Tested-by: Jonas Karlman --- .../media/v4l/ext-ctrls-codec.rst | 108 +++++++++++------- drivers/media/v4l2-core/v4l2-ctrls.c | 14 +-- .../media/hantro/hantro_g1_mpeg2_dec.c | 76 ++++++------ .../media/hantro/rk3399_vpu_hw_mpeg2_dec.c | 76 ++++++------ .../staging/media/sunxi/cedrus/cedrus_mpeg2.c | 42 +++---- include/media/mpeg2-ctrls.h | 47 +++++--- 6 files changed, 196 insertions(+), 167 deletions(-) diff --git a/Documentation/userspace-api/media/v4l/ext-ctrls-codec.rst b/Documentation/userspace-api/media/v4l/ext-ctrls-codec.rst index e815fffd1cd8..29da24d01aba 100644 --- a/Documentation/userspace-api/media/v4l/ext-ctrls-codec.rst +++ b/Documentation/userspace-api/media/v4l/ext-ctrls-codec.rst @@ -1583,13 +1583,28 @@ 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: + +``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 @@ -1618,30 +1633,60 @@ 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: + +``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. + * - ``V4L2_MPEG2_PIC_FLAG_LOAD_INTRA`` + * - 0x00000100 + - Indicate whether to load the user-specified intra quantiser matrix. + * - ``V4L2_MPEG2_PIC_FLAG_LOAD_NON_INTRA`` + * - 0x00000200 + - Indicate whether to load the user-specified non-intra quantiser matrix. + * - ``V4L2_MPEG2_PIC_FLAG_LOAD_CHROMA_INTRA`` + * - 0x00000400 + - Indicate whether to load the user-specified chroma intra quantiser + matrix, only relevant for 4:2:2 and 4:4:4 YUV formats. + * - ``V4L2_MPEG2_PIC_FLAG_LOAD_CHROMA_NON_INTRA`` + * - 0x0000800 + - Indicate whether to load the user-specified chroma non-intra quantiser + matrix, only relevant for 4:2:2 and 4:4:4 YUV formats. ``V4L2_CID_MPEG_VIDEO_MPEG2_QUANTIZATION (struct)`` Specifies quantization matrices (as extracted from the bitstream) for the @@ -1667,23 +1712,6 @@ enum v4l2_mpeg_video_h264_hierarchical_coding_type - :stub-columns: 0 :widths: 1 1 2 - * - __u8 - - ``load_intra_quantiser_matrix`` - - One bit to indicate whether to load the ``intra_quantiser_matrix`` data. - * - __u8 - - ``load_non_intra_quantiser_matrix`` - - One bit to indicate whether to load the ``non_intra_quantiser_matrix`` - data. - * - __u8 - - ``load_chroma_intra_quantiser_matrix`` - - One bit to indicate whether to load the - ``chroma_intra_quantiser_matrix`` data, only relevant for non-4:2:0 YUV - formats. - * - __u8 - - ``load_chroma_non_intra_quantiser_matrix`` - - One bit to indicate whether to load the - ``chroma_non_intra_quantiser_matrix`` data, only relevant for non-4:2:0 - YUV formats. * - __u8 - ``intra_quantiser_matrix[64]`` - The quantization matrix coefficients for intra-coded frames, in zigzag diff --git a/drivers/media/v4l2-core/v4l2-ctrls.c b/drivers/media/v4l2-core/v4l2-ctrls.c index 88231ba7b0fa..dd8f3bb4fbb9 100644 --- a/drivers/media/v4l2-core/v4l2-ctrls.c +++ b/drivers/media/v4l2-core/v4l2-ctrls.c @@ -1647,7 +1647,7 @@ 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_VP8_FRAME_HEADER: p_vp8_frame_header = p; @@ -1834,18 +1834,18 @@ 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; diff --git a/drivers/staging/media/hantro/hantro_g1_mpeg2_dec.c b/drivers/staging/media/hantro/hantro_g1_mpeg2_dec.c index 6386a3989bfe..9fe442244eb9 100644 --- a/drivers/staging/media/hantro/hantro_g1_mpeg2_dec.c +++ b/drivers/staging/media/hantro/hantro_g1_mpeg2_dec.c @@ -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_quantization(struct hantro_dev *vpu, struct hantro_ctx *ctx) @@ -99,19 +95,19 @@ 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); } @@ -124,7 +120,7 @@ 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); @@ -134,18 +130,18 @@ 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); } @@ -160,8 +156,8 @@ 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); @@ -172,8 +168,8 @@ 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) | @@ -193,11 +189,11 @@ 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) | @@ -206,27 +202,27 @@ 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)); @@ -242,7 +238,7 @@ 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); diff --git a/drivers/staging/media/hantro/rk3399_vpu_hw_mpeg2_dec.c b/drivers/staging/media/hantro/rk3399_vpu_hw_mpeg2_dec.c index f610fa5b4335..9fdbf942cb99 100644 --- a/drivers/staging/media/hantro/rk3399_vpu_hw_mpeg2_dec.c +++ b/drivers/staging/media/hantro/rk3399_vpu_hw_mpeg2_dec.c @@ -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_quantization(struct hantro_dev *vpu, struct hantro_ctx *ctx) @@ -101,19 +97,19 @@ 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); } @@ -126,7 +122,7 @@ 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); @@ -136,18 +132,18 @@ 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); } @@ -162,8 +158,8 @@ 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); @@ -173,8 +169,8 @@ 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) | @@ -209,11 +205,11 @@ 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) | @@ -222,23 +218,23 @@ 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)); @@ -247,7 +243,7 @@ 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); diff --git a/drivers/staging/media/sunxi/cedrus/cedrus_mpeg2.c b/drivers/staging/media/sunxi/cedrus/cedrus_mpeg2.c index 8bcd6b8f9e2d..855536702bc1 100644 --- a/drivers/staging/media/sunxi/cedrus/cedrus_mpeg2.c +++ b/drivers/staging/media/sunxi/cedrus/cedrus_mpeg2.c @@ -75,8 +75,8 @@ 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_quantization *quantization; dma_addr_t src_buf_addr, dst_luma_addr, dst_chroma_addr; dma_addr_t fwd_luma_addr, fwd_chroma_addr; @@ -90,8 +90,8 @@ 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; quantization = run->mpeg2.quantization; @@ -100,7 +100,7 @@ static void cedrus_mpeg2_setup(struct cedrus_ctx *ctx, struct cedrus_run *run) /* Set intra quantization matrix. */ - if (quantization && quantization->load_intra_quantiser_matrix) + if (pic->flags & V4L2_MPEG2_PIC_FLAG_LOAD_INTRA) matrix = quantization->intra_quantiser_matrix; else matrix = intra_quantization_matrix_default; @@ -114,7 +114,7 @@ static void cedrus_mpeg2_setup(struct cedrus_ctx *ctx, struct cedrus_run *run) /* Set non-intra quantization matrix. */ - if (quantization && quantization->load_non_intra_quantiser_matrix) + if (pic->flags & V4L2_MPEG2_PIC_FLAG_LOAD_NON_INTRA) matrix = quantization->non_intra_quantiser_matrix; else matrix = non_intra_quantization_matrix_default; @@ -128,19 +128,19 @@ 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); @@ -148,8 +148,8 @@ 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); diff --git a/include/media/mpeg2-ctrls.h b/include/media/mpeg2-ctrls.h index 2a4ae6701166..4bc85cd99b15 100644 --- a/include/media/mpeg2-ctrls.h +++ b/include/media/mpeg2-ctrls.h @@ -18,10 +18,7 @@ #define V4L2_CTRL_TYPE_MPEG2_SLICE_PARAMS 0x0103 #define V4L2_CTRL_TYPE_MPEG2_QUANTIZATION 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 +28,33 @@ 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 +#define V4L2_MPEG2_PIC_FLAG_LOAD_INTRA 0x0100 +#define V4L2_MPEG2_PIC_FLAG_LOAD_NON_INTRA 0x0200 +#define V4L2_MPEG2_PIC_FLAG_LOAD_CHROMA_INTRA 0x0400 +#define V4L2_MPEG2_PIC_FLAG_LOAD_CHROMA_NON_INTRA 0x0800 + struct v4l2_mpeg2_picture { /* ISO/IEC 13818-2, ITU-T Rec. H.262: Picture header */ __u8 picture_coding_type; @@ -43,14 +63,8 @@ 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 { @@ -66,13 +80,8 @@ struct v4l2_ctrl_mpeg2_slice_params { __u32 quantiser_scale_code; }; +/* ISO/IEC 13818-2, ITU-T Rec. H.262: Quant matrix extension */ struct v4l2_ctrl_mpeg2_quantization { - /* ISO/IEC 13818-2, ITU-T Rec. H.262: Quant matrix extension */ - __u8 load_intra_quantiser_matrix; - __u8 load_non_intra_quantiser_matrix; - __u8 load_chroma_intra_quantiser_matrix; - __u8 load_chroma_non_intra_quantiser_matrix; - __u8 intra_quantiser_matrix[64]; __u8 non_intra_quantiser_matrix[64]; __u8 chroma_intra_quantiser_matrix[64]; From patchwork Mon Nov 30 18:52:58 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ezequiel Garcia X-Patchwork-Id: 11941147 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY,URIBL_BLOCKED, USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 41FDEC63777 for ; Mon, 30 Nov 2020 18:54:17 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 2088E20870 for ; Mon, 30 Nov 2020 18:54:17 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2387915AbgK3Sx6 (ORCPT ); Mon, 30 Nov 2020 13:53:58 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60772 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729791AbgK3Sx5 (ORCPT ); Mon, 30 Nov 2020 13:53:57 -0500 Received: from bhuna.collabora.co.uk (bhuna.collabora.co.uk [IPv6:2a00:1098:0:82:1000:25:2eeb:e3e3]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2B2E4C061A04; Mon, 30 Nov 2020 10:53:17 -0800 (PST) Received: from [127.0.0.1] (localhost [127.0.0.1]) (Authenticated sender: ezequiel) with ESMTPSA id 3739E1F40F0A From: Ezequiel Garcia To: linux-media@vger.kernel.org, linux-kernel@vger.kernel.org Cc: kernel@collabora.com, Jonas Karlman , Hans Verkuil , Nicolas Dufresne , Philipp Zabel , Maxime Ripard , Paul Kocialkowski , Jernej Skrabec , Ezequiel Garcia Subject: [PATCH v3 2/3] media: uapi: mpeg2: Remove unused slice size and offset Date: Mon, 30 Nov 2020 15:52:58 -0300 Message-Id: <20201130185259.111817-3-ezequiel@collabora.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20201130185259.111817-1-ezequiel@collabora.com> References: <20201130185259.111817-1-ezequiel@collabora.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org The MPEG2_SLICE_PARAMS control is designed to refer to a single slice. Conversely, in each request the OUTPUT buffer is expected to hold a single slice, so the offset and size fields are not needed. The start of the slice is aligned to the start of the buffer, and the buffer's plane payload size is the slice size. To reduce the API surface and avoid confusion drop these fields from control. Signed-off-by: Ezequiel Garcia Tested-by: Jonas Karlman --- Documentation/userspace-api/media/v4l/ext-ctrls-codec.rst | 6 ------ drivers/staging/media/hantro/hantro_g1_mpeg2_dec.c | 4 ++-- drivers/staging/media/hantro/rk3399_vpu_hw_mpeg2_dec.c | 4 ++-- drivers/staging/media/sunxi/cedrus/cedrus_mpeg2.c | 7 +++---- include/media/mpeg2-ctrls.h | 2 -- 5 files changed, 7 insertions(+), 16 deletions(-) diff --git a/Documentation/userspace-api/media/v4l/ext-ctrls-codec.rst b/Documentation/userspace-api/media/v4l/ext-ctrls-codec.rst index 29da24d01aba..9a804f3037d8 100644 --- a/Documentation/userspace-api/media/v4l/ext-ctrls-codec.rst +++ b/Documentation/userspace-api/media/v4l/ext-ctrls-codec.rst @@ -1526,12 +1526,6 @@ enum v4l2_mpeg_video_h264_hierarchical_coding_type - :stub-columns: 0 :widths: 1 1 2 - * - __u32 - - ``bit_size`` - - Size (in bits) of the current slice data. - * - __u32 - - ``data_bit_offset`` - - Offset (in bits) to the video data in the current slice data. * - struct :c:type:`v4l2_mpeg2_sequence` - ``sequence`` - Structure with MPEG-2 sequence metadata, merging relevant fields from diff --git a/drivers/staging/media/hantro/hantro_g1_mpeg2_dec.c b/drivers/staging/media/hantro/hantro_g1_mpeg2_dec.c index 9fe442244eb9..b6086474d31f 100644 --- a/drivers/staging/media/hantro/hantro_g1_mpeg2_dec.c +++ b/drivers/staging/media/hantro/hantro_g1_mpeg2_dec.c @@ -206,7 +206,7 @@ void hantro_g1_mpeg2_dec_run(struct hantro_ctx *ctx) 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) | + reg = G1_REG_STRM_START_BIT(0) | 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) | @@ -215,7 +215,7 @@ void hantro_g1_mpeg2_dec_run(struct hantro_ctx *ctx) vdpu_write_relaxed(vpu, reg, G1_SWREG(5)); reg = G1_REG_INIT_QP(1) | - G1_REG_STREAM_LEN(slice_params->bit_size >> 3); + G1_REG_STREAM_LEN(vb2_get_plane_payload(&src_buf->vb2_buf, 0)); vdpu_write_relaxed(vpu, reg, G1_SWREG(6)); reg = G1_REG_ALT_SCAN_FLAG_E(pic->flags & V4L2_MPEG2_PIC_FLAG_ALT_SCAN) | diff --git a/drivers/staging/media/hantro/rk3399_vpu_hw_mpeg2_dec.c b/drivers/staging/media/hantro/rk3399_vpu_hw_mpeg2_dec.c index 9fdbf942cb99..28eb77b0569b 100644 --- a/drivers/staging/media/hantro/rk3399_vpu_hw_mpeg2_dec.c +++ b/drivers/staging/media/hantro/rk3399_vpu_hw_mpeg2_dec.c @@ -179,7 +179,7 @@ void rk3399_vpu_mpeg2_dec_run(struct hantro_ctx *ctx) vdpu_write_relaxed(vpu, reg, VDPU_SWREG(50)); reg = VDPU_REG_INIT_QP(1) | - VDPU_REG_STREAM_LEN(slice_params->bit_size >> 3); + VDPU_REG_STREAM_LEN(vb2_get_plane_payload(&src_buf->vb2_buf, 0)); vdpu_write_relaxed(vpu, reg, VDPU_SWREG(51)); reg = VDPU_REG_APF_THRESHOLD(8) | @@ -222,7 +222,7 @@ void rk3399_vpu_mpeg2_dec_run(struct hantro_ctx *ctx) 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) | + reg = VDPU_REG_STRM_START_BIT(0) | 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) | diff --git a/drivers/staging/media/sunxi/cedrus/cedrus_mpeg2.c b/drivers/staging/media/sunxi/cedrus/cedrus_mpeg2.c index 855536702bc1..6a99893cdc77 100644 --- a/drivers/staging/media/sunxi/cedrus/cedrus_mpeg2.c +++ b/drivers/staging/media/sunxi/cedrus/cedrus_mpeg2.c @@ -186,10 +186,9 @@ static void cedrus_mpeg2_setup(struct cedrus_ctx *ctx, struct cedrus_run *run) /* Source offset and length in bits. */ - cedrus_write(dev, VE_DEC_MPEG_VLD_OFFSET, - slice_params->data_bit_offset); + cedrus_write(dev, VE_DEC_MPEG_VLD_OFFSET, 0); - reg = slice_params->bit_size - slice_params->data_bit_offset; + reg = vb2_get_plane_payload(&run->src->vb2_buf, 0) * 8; cedrus_write(dev, VE_DEC_MPEG_VLD_LEN, reg); /* Source beginning and end addresses. */ @@ -203,7 +202,7 @@ static void cedrus_mpeg2_setup(struct cedrus_ctx *ctx, struct cedrus_run *run) cedrus_write(dev, VE_DEC_MPEG_VLD_ADDR, reg); - reg = src_buf_addr + DIV_ROUND_UP(slice_params->bit_size, 8); + reg = src_buf_addr + vb2_get_plane_payload(&run->src->vb2_buf, 0); cedrus_write(dev, VE_DEC_MPEG_VLD_END_ADDR, reg); /* Macroblock address: start at the beginning. */ diff --git a/include/media/mpeg2-ctrls.h b/include/media/mpeg2-ctrls.h index 4bc85cd99b15..038206c7e6f5 100644 --- a/include/media/mpeg2-ctrls.h +++ b/include/media/mpeg2-ctrls.h @@ -68,8 +68,6 @@ struct v4l2_mpeg2_picture { }; struct v4l2_ctrl_mpeg2_slice_params { - __u32 bit_size; - __u32 data_bit_offset; __u64 backward_ref_ts; __u64 forward_ref_ts; From patchwork Mon Nov 30 18:52:59 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ezequiel Garcia X-Patchwork-Id: 11941149 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY,URIBL_BLOCKED, USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 2351AC83024 for ; Mon, 30 Nov 2020 18:54:19 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 01B032073C for ; Mon, 30 Nov 2020 18:54:18 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2388201AbgK3SyD (ORCPT ); Mon, 30 Nov 2020 13:54:03 -0500 Received: from bhuna.collabora.co.uk ([46.235.227.227]:59510 "EHLO bhuna.collabora.co.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2388165AbgK3SyC (ORCPT ); Mon, 30 Nov 2020 13:54:02 -0500 Received: from [127.0.0.1] (localhost [127.0.0.1]) (Authenticated sender: ezequiel) with ESMTPSA id 93F6E1F4100A From: Ezequiel Garcia To: linux-media@vger.kernel.org, linux-kernel@vger.kernel.org Cc: kernel@collabora.com, Jonas Karlman , Hans Verkuil , Nicolas Dufresne , Philipp Zabel , Maxime Ripard , Paul Kocialkowski , Jernej Skrabec , Ezequiel Garcia Subject: [PATCH v3 3/3] media: uapi: mpeg2: Split sequence and picture parameters Date: Mon, 30 Nov 2020 15:52:59 -0300 Message-Id: <20201130185259.111817-4-ezequiel@collabora.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20201130185259.111817-1-ezequiel@collabora.com> References: <20201130185259.111817-1-ezequiel@collabora.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org Typically, bitstreams are composed of one sequence header NAL unit, followed by a number of picture header and picture coding extension NAL units. Each picture can be composed by a number of slices. Let's split the MPEG-2 uAPI to follow these semantics more closely, allowing more usage flexibility. Having these controls split allows applications to set a sequence control at the beginning of a sequence, and then set a picture control for each frame. While here add padding fields where needed, and document the uAPI header thoroughly. Signed-off-by: Ezequiel Garcia Tested-by: Jonas Karlman --- .../media/v4l/ext-ctrls-codec.rst | 47 ++++++-- .../media/v4l/pixfmt-compressed.rst | 5 +- drivers/media/v4l2-core/v4l2-ctrls.c | 57 +++++++-- drivers/staging/media/hantro/hantro_drv.c | 10 ++ .../media/hantro/hantro_g1_mpeg2_dec.c | 14 ++- .../media/hantro/rk3399_vpu_hw_mpeg2_dec.c | 14 ++- drivers/staging/media/sunxi/cedrus/cedrus.c | 14 +++ drivers/staging/media/sunxi/cedrus/cedrus.h | 2 + .../staging/media/sunxi/cedrus/cedrus_mpeg2.c | 8 +- include/media/mpeg2-ctrls.h | 110 +++++++++++++++--- include/media/v4l2-ctrls.h | 4 + 11 files changed, 224 insertions(+), 61 deletions(-) diff --git a/Documentation/userspace-api/media/v4l/ext-ctrls-codec.rst b/Documentation/userspace-api/media/v4l/ext-ctrls-codec.rst index 9a804f3037d8..a789866ebda4 100644 --- a/Documentation/userspace-api/media/v4l/ext-ctrls-codec.rst +++ b/Documentation/userspace-api/media/v4l/ext-ctrls-codec.rst @@ -1526,14 +1526,6 @@ enum v4l2_mpeg_video_h264_hierarchical_coding_type - :stub-columns: 0 :widths: 1 1 2 - * - struct :c:type:`v4l2_mpeg2_sequence` - - ``sequence`` - - Structure with MPEG-2 sequence metadata, merging relevant fields from - the sequence header and sequence extension parts of the bitstream. - * - struct :c:type:`v4l2_mpeg2_picture` - - ``picture`` - - Structure with MPEG-2 picture metadata, merging relevant fields from - the picture header and picture coding extension parts of the bitstream. * - __u64 - ``backward_ref_ts`` - Timestamp of the V4L2 capture buffer to use as backward reference, used @@ -1551,14 +1543,28 @@ enum v4l2_mpeg_video_h264_hierarchical_coding_type - * - __u32 - ``quantiser_scale_code`` - Code used to determine the quantization scale to use for the IDCT. + * - __u8 + - ``reserved`` + - Applications and drivers must set this to zero. -.. c:type:: v4l2_mpeg2_sequence +``V4L2_CID_MPEG_VIDEO_MPEG2_SEQUENCE (struct)`` + Specifies the sequence parameters (as extracted from the bitstream) for the + associated MPEG-2 slice data. This includes fields matching the syntax + elements from the sequence header and sequence extension parts of the + bitstream as specified by :ref:`mpeg2part2`. + + .. note:: + + This compound control is not yet part of the public kernel API and + it is expected to change. + +.. c:type:: v4l2_ctrl_mpeg2_sequence .. cssclass:: longtable .. tabularcolumns:: |p{1.5cm}|p{6.3cm}|p{9.4cm}| -.. flat-table:: struct v4l2_mpeg2_sequence +.. flat-table:: struct v4l2_ctrl_mpeg2_sequence :header-rows: 0 :stub-columns: 0 :widths: 1 1 2 @@ -1580,6 +1586,9 @@ enum v4l2_mpeg_video_h264_hierarchical_coding_type - * - __u8 - ``chroma_format`` - The chrominance sub-sampling format (1: 4:2:0, 2: 4:2:2, 3: 4:4:4). + * - __u8 + - ``reserved`` + - Applications and drivers must set this to zero. * - __u32 - ``flags`` - See :ref:`MPEG-2 Sequence Flags `. @@ -1600,13 +1609,24 @@ enum v4l2_mpeg_video_h264_hierarchical_coding_type - - Indication that all the frames for the sequence are progressive instead of interlaced. -.. c:type:: v4l2_mpeg2_picture +``V4L2_CID_MPEG_VIDEO_MPEG2_PICTURE (struct)`` + Specifies the picture parameters (as extracted from the bitstream) for the + associated MPEG-2 slice data. This includes fields matching the syntax + elements from the picture header and picture coding extension parts of the + bitstream as specified by :ref:`mpeg2part2`. + + .. note:: + + This compound control is not yet part of the public kernel API and + it is expected to change. + +.. c:type:: v4l2_ctrl_mpeg2_picture .. cssclass:: longtable .. tabularcolumns:: |p{1.5cm}|p{6.3cm}|p{9.4cm}| -.. flat-table:: struct v4l2_mpeg2_picture +.. flat-table:: struct v4l2_ctrl_mpeg2_picture :header-rows: 0 :stub-columns: 0 :widths: 1 1 2 @@ -1627,6 +1647,9 @@ enum v4l2_mpeg_video_h264_hierarchical_coding_type - - ``picture_structure`` - Picture structure (1: interlaced top field, 2: interlaced bottom field, 3: progressive frame). + * - __u8 + - ``reserved`` + - Applications and drivers must set this to zero. * - __u32 - ``flags`` - See :ref:`MPEG-2 Picture Flags `. diff --git a/Documentation/userspace-api/media/v4l/pixfmt-compressed.rst b/Documentation/userspace-api/media/v4l/pixfmt-compressed.rst index b8899262d8de..0c22f3f99ce4 100644 --- a/Documentation/userspace-api/media/v4l/pixfmt-compressed.rst +++ b/Documentation/userspace-api/media/v4l/pixfmt-compressed.rst @@ -108,8 +108,9 @@ Compressed Formats This format is adapted for stateless video decoders that implement a MPEG-2 pipeline (using the :ref:`mem2mem` and :ref:`media-request-api`). Metadata associated with the frame to decode is required to be passed - through the ``V4L2_CID_MPEG_VIDEO_MPEG2_SLICE_PARAMS`` control and - quantization matrices can optionally be specified through the + through the ``V4L2_CID_MPEG_VIDEO_MPEG2_SEQUENCE``, + ``V4L2_CID_MPEG_VIDEO_MPEG2_PICTURE``, and ``V4L2_CID_MPEG_VIDEO_MPEG2_SLICE_PARAMS`` + controls. Quantization matrices can optionally be specified through the ``V4L2_CID_MPEG_VIDEO_MPEG2_QUANTIZATION`` control. See the :ref:`associated Codec Control IDs `. Exactly one output and one capture buffer must be provided for use with diff --git a/drivers/media/v4l2-core/v4l2-ctrls.c b/drivers/media/v4l2-core/v4l2-ctrls.c index dd8f3bb4fbb9..a43baa9367ab 100644 --- a/drivers/media/v4l2-core/v4l2-ctrls.c +++ b/drivers/media/v4l2-core/v4l2-ctrls.c @@ -941,6 +941,8 @@ const char *v4l2_ctrl_get_name(u32 id) case V4L2_CID_MPEG_VIDEO_MV_V_SEARCH_RANGE: return "Vertical MV Search Range"; case V4L2_CID_MPEG_VIDEO_REPEAT_SEQ_HEADER: return "Repeat Sequence Header"; case V4L2_CID_MPEG_VIDEO_FORCE_KEY_FRAME: return "Force Key Frame"; + case V4L2_CID_MPEG_VIDEO_MPEG2_SEQUENCE: return "MPEG-2 Sequence Header"; + case V4L2_CID_MPEG_VIDEO_MPEG2_PICTURE: return "MPEG-2 Picture Header"; case V4L2_CID_MPEG_VIDEO_MPEG2_SLICE_PARAMS: return "MPEG-2 Slice Parameters"; case V4L2_CID_MPEG_VIDEO_MPEG2_QUANTIZATION: return "MPEG-2 Quantization Matrices"; case V4L2_CID_MPEG_VIDEO_FWHT_PARAMS: return "FWHT Stateless Parameters"; @@ -1427,6 +1429,12 @@ void v4l2_ctrl_fill(u32 id, const char **name, enum v4l2_ctrl_type *type, case V4L2_CID_RDS_TX_ALT_FREQS: *type = V4L2_CTRL_TYPE_U32; break; + case V4L2_CID_MPEG_VIDEO_MPEG2_SEQUENCE: + *type = V4L2_CTRL_TYPE_MPEG2_SEQUENCE; + break; + case V4L2_CID_MPEG_VIDEO_MPEG2_PICTURE: + *type = V4L2_CTRL_TYPE_MPEG2_PICTURE; + break; case V4L2_CID_MPEG_VIDEO_MPEG2_SLICE_PARAMS: *type = V4L2_CTRL_TYPE_MPEG2_SLICE_PARAMS; break; @@ -1625,7 +1633,8 @@ static bool std_equal(const struct v4l2_ctrl *ctrl, u32 idx, static void std_init_compound(const struct v4l2_ctrl *ctrl, u32 idx, union v4l2_ctrl_ptr ptr) { - struct v4l2_ctrl_mpeg2_slice_params *p_mpeg2_slice_params; + struct v4l2_ctrl_mpeg2_sequence *p_mpeg2_sequence; + struct v4l2_ctrl_mpeg2_picture *p_mpeg2_picture; struct v4l2_ctrl_vp8_frame_header *p_vp8_frame_header; void *p = ptr.p + idx * ctrl->elem_size; @@ -1640,13 +1649,18 @@ static void std_init_compound(const struct v4l2_ctrl *ctrl, u32 idx, * v4l2_ctrl_type enum. */ switch ((u32)ctrl->type) { - case V4L2_CTRL_TYPE_MPEG2_SLICE_PARAMS: - p_mpeg2_slice_params = p; + case V4L2_CTRL_TYPE_MPEG2_SEQUENCE: + p_mpeg2_sequence = p; + /* 4:2:0 */ - p_mpeg2_slice_params->sequence.chroma_format = 1; + p_mpeg2_sequence->chroma_format = 1; + break; + case V4L2_CTRL_TYPE_MPEG2_PICTURE: + p_mpeg2_picture = p; + /* interlaced top field */ - p_mpeg2_slice_params->picture.picture_structure = 1; - p_mpeg2_slice_params->picture.picture_coding_type = + p_mpeg2_picture->picture_structure = 1; + p_mpeg2_picture->picture_coding_type = V4L2_MPEG2_PIC_CODING_TYPE_I; break; case V4L2_CTRL_TYPE_VP8_FRAME_HEADER: @@ -1796,6 +1810,8 @@ static void std_log(const struct v4l2_ctrl *ctrl) static int std_validate_compound(const struct v4l2_ctrl *ctrl, u32 idx, union v4l2_ctrl_ptr ptr) { + struct v4l2_ctrl_mpeg2_sequence *p_mpeg2_sequence; + struct v4l2_ctrl_mpeg2_picture *p_mpeg2_picture; struct v4l2_ctrl_mpeg2_slice_params *p_mpeg2_slice_params; struct v4l2_ctrl_vp8_frame_header *p_vp8_frame_header; struct v4l2_ctrl_h264_sps *p_h264_sps; @@ -1811,10 +1827,10 @@ static int std_validate_compound(const struct v4l2_ctrl *ctrl, u32 idx, unsigned int i; switch ((u32)ctrl->type) { - case V4L2_CTRL_TYPE_MPEG2_SLICE_PARAMS: - p_mpeg2_slice_params = p; + case V4L2_CTRL_TYPE_MPEG2_SEQUENCE: + p_mpeg2_sequence = p; - switch (p_mpeg2_slice_params->sequence.chroma_format) { + switch (p_mpeg2_sequence->chroma_format) { case 1: /* 4:2:0 */ case 2: /* 4:2:2 */ case 3: /* 4:4:4 */ @@ -1822,8 +1838,13 @@ static int std_validate_compound(const struct v4l2_ctrl *ctrl, u32 idx, default: return -EINVAL; } + zero_reserved(*p_mpeg2_sequence); + break; + + case V4L2_CTRL_TYPE_MPEG2_PICTURE: + p_mpeg2_picture = p; - switch (p_mpeg2_slice_params->picture.intra_dc_precision) { + switch (p_mpeg2_picture->intra_dc_precision) { case 0: /* 8 bits */ case 1: /* 9 bits */ case 2: /* 10 bits */ @@ -1833,7 +1854,7 @@ static int std_validate_compound(const struct v4l2_ctrl *ctrl, u32 idx, return -EINVAL; } - switch (p_mpeg2_slice_params->picture.picture_structure) { + switch (p_mpeg2_picture->picture_structure) { case V4L2_MPEG2_PIC_TOP_FIELD: case V4L2_MPEG2_PIC_BOTTOM_FIELD: case V4L2_MPEG2_PIC_FRAME: @@ -1842,7 +1863,7 @@ static int std_validate_compound(const struct v4l2_ctrl *ctrl, u32 idx, return -EINVAL; } - switch (p_mpeg2_slice_params->picture.picture_coding_type) { + switch (p_mpeg2_picture->picture_coding_type) { case V4L2_MPEG2_PIC_CODING_TYPE_I: case V4L2_MPEG2_PIC_CODING_TYPE_P: case V4L2_MPEG2_PIC_CODING_TYPE_B: @@ -1850,7 +1871,13 @@ static int std_validate_compound(const struct v4l2_ctrl *ctrl, u32 idx, default: return -EINVAL; } + zero_reserved(*p_mpeg2_picture); + break; + case V4L2_CTRL_TYPE_MPEG2_SLICE_PARAMS: + p_mpeg2_slice_params = p; + + zero_reserved(*p_mpeg2_slice_params); break; case V4L2_CTRL_TYPE_MPEG2_QUANTIZATION: @@ -2749,6 +2776,12 @@ static struct v4l2_ctrl *v4l2_ctrl_new(struct v4l2_ctrl_handler *hdl, case V4L2_CTRL_TYPE_U32: elem_size = sizeof(u32); break; + case V4L2_CTRL_TYPE_MPEG2_SEQUENCE: + elem_size = sizeof(struct v4l2_ctrl_mpeg2_sequence); + break; + case V4L2_CTRL_TYPE_MPEG2_PICTURE: + elem_size = sizeof(struct v4l2_ctrl_mpeg2_picture); + break; case V4L2_CTRL_TYPE_MPEG2_SLICE_PARAMS: elem_size = sizeof(struct v4l2_ctrl_mpeg2_slice_params); break; diff --git a/drivers/staging/media/hantro/hantro_drv.c b/drivers/staging/media/hantro/hantro_drv.c index e5f200e64993..e589eccd5644 100644 --- a/drivers/staging/media/hantro/hantro_drv.c +++ b/drivers/staging/media/hantro/hantro_drv.c @@ -286,6 +286,16 @@ static const struct hantro_ctrl controls[] = { .def = 50, .ops = &hantro_jpeg_ctrl_ops, }, + }, { + .codec = HANTRO_MPEG2_DECODER, + .cfg = { + .id = V4L2_CID_MPEG_VIDEO_MPEG2_SEQUENCE, + }, + }, { + .codec = HANTRO_MPEG2_DECODER, + .cfg = { + .id = V4L2_CID_MPEG_VIDEO_MPEG2_PICTURE, + }, }, { .codec = HANTRO_MPEG2_DECODER, .cfg = { diff --git a/drivers/staging/media/hantro/hantro_g1_mpeg2_dec.c b/drivers/staging/media/hantro/hantro_g1_mpeg2_dec.c index b6086474d31f..1a6ca49441f4 100644 --- a/drivers/staging/media/hantro/hantro_g1_mpeg2_dec.c +++ b/drivers/staging/media/hantro/hantro_g1_mpeg2_dec.c @@ -95,8 +95,8 @@ 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 *seq, - const struct v4l2_mpeg2_picture *pic, + const struct v4l2_ctrl_mpeg2_sequence *seq, + const struct v4l2_ctrl_mpeg2_picture *pic, const struct v4l2_ctrl_mpeg2_slice_params *slice_params) { dma_addr_t forward_addr = 0, backward_addr = 0; @@ -156,8 +156,8 @@ 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 *seq; - const struct v4l2_mpeg2_picture *pic; + const struct v4l2_ctrl_mpeg2_sequence *seq; + const struct v4l2_ctrl_mpeg2_picture *pic; u32 reg; src_buf = hantro_get_src_buf(ctx); @@ -168,8 +168,10 @@ void hantro_g1_mpeg2_dec_run(struct hantro_ctx *ctx) slice_params = hantro_get_ctrl(ctx, V4L2_CID_MPEG_VIDEO_MPEG2_SLICE_PARAMS); - seq = &slice_params->sequence; - pic = &slice_params->picture; + seq = hantro_get_ctrl(ctx, + V4L2_CID_MPEG_VIDEO_MPEG2_SEQUENCE); + pic = hantro_get_ctrl(ctx, + V4L2_CID_MPEG_VIDEO_MPEG2_PICTURE); reg = G1_REG_DEC_AXI_RD_ID(0) | G1_REG_DEC_TIMEOUT_E(1) | diff --git a/drivers/staging/media/hantro/rk3399_vpu_hw_mpeg2_dec.c b/drivers/staging/media/hantro/rk3399_vpu_hw_mpeg2_dec.c index 28eb77b0569b..45ab5ca32221 100644 --- a/drivers/staging/media/hantro/rk3399_vpu_hw_mpeg2_dec.c +++ b/drivers/staging/media/hantro/rk3399_vpu_hw_mpeg2_dec.c @@ -97,8 +97,8 @@ 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 *seq, - const struct v4l2_mpeg2_picture *pic, + const struct v4l2_ctrl_mpeg2_sequence *seq, + const struct v4l2_ctrl_mpeg2_picture *pic, const struct v4l2_ctrl_mpeg2_slice_params *slice_params) { dma_addr_t forward_addr = 0, backward_addr = 0; @@ -158,8 +158,8 @@ 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 *seq; - const struct v4l2_mpeg2_picture *pic; + const struct v4l2_ctrl_mpeg2_sequence *seq; + const struct v4l2_ctrl_mpeg2_picture *pic; u32 reg; src_buf = hantro_get_src_buf(ctx); @@ -169,8 +169,10 @@ void rk3399_vpu_mpeg2_dec_run(struct hantro_ctx *ctx) slice_params = hantro_get_ctrl(ctx, V4L2_CID_MPEG_VIDEO_MPEG2_SLICE_PARAMS); - seq = &slice_params->sequence; - pic = &slice_params->picture; + seq = hantro_get_ctrl(ctx, + V4L2_CID_MPEG_VIDEO_MPEG2_SEQUENCE); + pic = hantro_get_ctrl(ctx, + V4L2_CID_MPEG_VIDEO_MPEG2_PICTURE); reg = VDPU_REG_DEC_ADV_PRE_DIS(0) | VDPU_REG_DEC_SCMD_DIS(0) | diff --git a/drivers/staging/media/sunxi/cedrus/cedrus.c b/drivers/staging/media/sunxi/cedrus/cedrus.c index 4e91c372d585..3f9fab6ddbaa 100644 --- a/drivers/staging/media/sunxi/cedrus/cedrus.c +++ b/drivers/staging/media/sunxi/cedrus/cedrus.c @@ -29,6 +29,20 @@ #include "cedrus_hw.h" static const struct cedrus_control cedrus_controls[] = { + { + .cfg = { + .id = V4L2_CID_MPEG_VIDEO_MPEG2_SEQUENCE, + }, + .codec = CEDRUS_CODEC_MPEG2, + .required = true, + }, + { + .cfg = { + .id = V4L2_CID_MPEG_VIDEO_MPEG2_PICTURE, + }, + .codec = CEDRUS_CODEC_MPEG2, + .required = true, + }, { .cfg = { .id = V4L2_CID_MPEG_VIDEO_MPEG2_SLICE_PARAMS, diff --git a/drivers/staging/media/sunxi/cedrus/cedrus.h b/drivers/staging/media/sunxi/cedrus/cedrus.h index fece505272b4..c286b7312386 100644 --- a/drivers/staging/media/sunxi/cedrus/cedrus.h +++ b/drivers/staging/media/sunxi/cedrus/cedrus.h @@ -68,6 +68,8 @@ struct cedrus_h264_run { }; struct cedrus_mpeg2_run { + const struct v4l2_ctrl_mpeg2_sequence *sequence; + const struct v4l2_ctrl_mpeg2_picture *picture; const struct v4l2_ctrl_mpeg2_slice_params *slice_params; const struct v4l2_ctrl_mpeg2_quantization *quantization; }; diff --git a/drivers/staging/media/sunxi/cedrus/cedrus_mpeg2.c b/drivers/staging/media/sunxi/cedrus/cedrus_mpeg2.c index 6a99893cdc77..ea52778b36f9 100644 --- a/drivers/staging/media/sunxi/cedrus/cedrus_mpeg2.c +++ b/drivers/staging/media/sunxi/cedrus/cedrus_mpeg2.c @@ -75,8 +75,8 @@ 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 *seq; - const struct v4l2_mpeg2_picture *pic; + const struct v4l2_ctrl_mpeg2_sequence *seq; + const struct v4l2_ctrl_mpeg2_picture *pic; const struct v4l2_ctrl_mpeg2_quantization *quantization; dma_addr_t src_buf_addr, dst_luma_addr, dst_chroma_addr; dma_addr_t fwd_luma_addr, fwd_chroma_addr; @@ -90,8 +90,8 @@ static void cedrus_mpeg2_setup(struct cedrus_ctx *ctx, struct cedrus_run *run) u32 reg; slice_params = run->mpeg2.slice_params; - seq = &slice_params->sequence; - pic = &slice_params->picture; + seq = run->mpeg2.sequence; + pic = run->mpeg2.picture; quantization = run->mpeg2.quantization; diff --git a/include/media/mpeg2-ctrls.h b/include/media/mpeg2-ctrls.h index 038206c7e6f5..edcbf67668ac 100644 --- a/include/media/mpeg2-ctrls.h +++ b/include/media/mpeg2-ctrls.h @@ -12,24 +12,46 @@ #define _MPEG2_CTRLS_H_ #define V4L2_CID_MPEG_VIDEO_MPEG2_SLICE_PARAMS (V4L2_CID_CODEC_BASE+250) -#define V4L2_CID_MPEG_VIDEO_MPEG2_QUANTIZATION (V4L2_CID_CODEC_BASE+251) +#define V4L2_CID_MPEG_VIDEO_MPEG2_SEQUENCE (V4L2_CID_CODEC_BASE+251) +#define V4L2_CID_MPEG_VIDEO_MPEG2_PICTURE (V4L2_CID_CODEC_BASE+252) +#define V4L2_CID_MPEG_VIDEO_MPEG2_QUANTIZATION (V4L2_CID_CODEC_BASE+253) /* enum v4l2_ctrl_type type values */ -#define V4L2_CTRL_TYPE_MPEG2_SLICE_PARAMS 0x0103 -#define V4L2_CTRL_TYPE_MPEG2_QUANTIZATION 0x0104 +#define V4L2_CTRL_TYPE_MPEG2_SLICE_PARAMS 0x0130 +#define V4L2_CTRL_TYPE_MPEG2_SEQUENCE 0x0131 +#define V4L2_CTRL_TYPE_MPEG2_PICTURE 0x0132 +#define V4L2_CTRL_TYPE_MPEG2_QUANTIZATION 0x0133 #define V4L2_MPEG2_SEQ_FLAG_PROGRESSIVE 0x0001 -struct v4l2_mpeg2_sequence { - /* ISO/IEC 13818-2, ITU-T Rec. H.262: Sequence header */ +/** + * struct v4l2_ctrl_mpeg2_sequence - MPEG-2 sequence header + * + * All the members on this structure match the sequence header and sequence + * extension syntaxes as specified by the MPEG-2 specification. + * + * Fields horizontal_size, vertical_size and vbv_buffer_size are a + * combination of respective _value and extension syntax elements, + * as described in section 6.3.3 "Sequence header". + * + * @horizontal_size: combination of elements horizontal_size_value and + * horizontal_size_extension. + * @vertical_size: combination of elements vertical_size_value and + * vertical_size_extension. + * @vbv_buffer_size: combination of elements vbv_buffer_size_value and + * vbv_buffer_size_extension. + * @profile_and_level_indication: see MPEG-2 specification. + * @chroma_format: see MPEG-2 specification. + * @reserved: padding field. Should be zeroed by applications. + * @flags: see V4L2_MPEG2_SEQ_FLAG_{}. + */ +struct v4l2_ctrl_mpeg2_sequence { __u16 horizontal_size; __u16 vertical_size; __u32 vbv_buffer_size; - - /* ISO/IEC 13818-2, ITU-T Rec. H.262: Sequence extension */ __u16 profile_and_level_indication; __u8 chroma_format; - + __u8 reserved; __u32 flags; }; @@ -55,30 +77,80 @@ struct v4l2_mpeg2_sequence { #define V4L2_MPEG2_PIC_FLAG_LOAD_CHROMA_INTRA 0x0400 #define V4L2_MPEG2_PIC_FLAG_LOAD_CHROMA_NON_INTRA 0x0800 -struct v4l2_mpeg2_picture { - /* ISO/IEC 13818-2, ITU-T Rec. H.262: Picture header */ +/** + * struct v4l2_ctrl_mpeg2_picture - MPEG-2 picture header + * + * All the members on this structure match the picture header and picture + * coding extension syntaxes as specified by the MPEG-2 specification. + * + * In particular, the set of quantization load flags V4L2_MPEG2_PIC_FLAG_LOAD_{} + * are specified here in order to allow applications to pass non-default + * quantization matrices. In this case, applications are expected to use + * V4L2_CTRL_TYPE_MPEG2_QUANTIZATION to pass the values of non-default + * matrices. + * + * @picture_coding_type: see MPEG-2 specification. + * @f_code[2][2]: see MPEG-2 specification. + * @intra_dc_precision: see MPEG-2 specification. + * @picture_structure: see V4L2_MPEG2_PIC_{}_FIELD. + * @reserved: padding field. Should be zeroed by applications. + * @flags: see V4L2_MPEG2_PIC_FLAG_{}. + */ +struct v4l2_ctrl_mpeg2_picture { __u8 picture_coding_type; - - /* ISO/IEC 13818-2, ITU-T Rec. H.262: Picture coding extension */ __u8 f_code[2][2]; __u8 intra_dc_precision; __u8 picture_structure; - + __u8 reserved; __u32 flags; }; +/** + * struct v4l2_ctrl_mpeg2_slice_params - MPEG-2 slice header + * + * @backward_ref_ts: timestamp of the V4L2 capture buffer to use as + * reference for backward prediction. + * @forward_ref_ts: timestamp of the V4L2 capture buffer to use as + * reference for forward prediction. These timestamp refers to the + * timestamp field in struct v4l2_buffer. Use v4l2_timeval_to_ns() + * to convert the struct timeval to a __u64. + * @quantiser_scale_code: quantiser scale integer matching an + * homonymous syntax element. + * @reserved: padding field. Should be zeroed by applications. + */ struct v4l2_ctrl_mpeg2_slice_params { __u64 backward_ref_ts; __u64 forward_ref_ts; - - struct v4l2_mpeg2_sequence sequence; - struct v4l2_mpeg2_picture picture; - - /* ISO/IEC 13818-2, ITU-T Rec. H.262: Slice */ __u32 quantiser_scale_code; + __u32 reserved; }; -/* ISO/IEC 13818-2, ITU-T Rec. H.262: Quant matrix extension */ +/** + * struct v4l2_ctrl_mpeg2_quantization - MPEG-2 quantization + * + * Quantization matrices as specified by section 6.3.7 + * "Quant matrix extension". + * + * Applications are expected to set the quantization matrices load + * flags V4L2_MPEG2_PIC_FLAG_LOAD_{} in struct v4l2_ctrl_mpeg2_picture + * to tell the kernel that a non-default matrix shall be used + * to decode the picture. + * + * @intra_quantiser_matrix: The quantization matrix coefficients + * for intra-coded frames, in zigzag scanning order. It is relevant + * for both luma and chroma components, although it can be superseded + * by the chroma-specific matrix for non-4:2:0 YUV formats. + * @non_intra_quantiser_matrix: The quantization matrix coefficients + * for non-intra-coded frames, in zigzag scanning order. It is relevant + * for both luma and chroma components, although it can be superseded + * by the chroma-specific matrix for non-4:2:0 YUV formats. + * @chroma_intra_quantiser_matrix: The quantization matrix coefficients + * for the chominance component of intra-coded frames, in zigzag scanning + * order. Only relevant for 4:2:2 and 4:4:4 YUV formats. + * @chroma_non_intra_quantiser_matrix: The quantization matrix coefficients + * for the chrominance component of non-intra-coded frames, in zigzag scanning + * order. Only relevant for 4:2:2 and 4:4:4 YUV formats. + */ struct v4l2_ctrl_mpeg2_quantization { __u8 intra_quantiser_matrix[64]; __u8 non_intra_quantiser_matrix[64]; diff --git a/include/media/v4l2-ctrls.h b/include/media/v4l2-ctrls.h index d25b38f78229..86f6c3ef7104 100644 --- a/include/media/v4l2-ctrls.h +++ b/include/media/v4l2-ctrls.h @@ -42,6 +42,8 @@ struct video_device; * @p_u16: Pointer to a 16-bit unsigned value. * @p_u32: Pointer to a 32-bit unsigned value. * @p_char: Pointer to a string. + * @p_mpeg2_sequence: Pointer to a MPEG2 sequence structure. + * @p_mpeg2_picture: Pointer to a MPEG2 picture structure. * @p_mpeg2_slice_params: Pointer to a MPEG2 slice parameters structure. * @p_mpeg2_quantization: Pointer to a MPEG2 quantization data structure. * @p_fwht_params: Pointer to a FWHT stateless parameters structure. @@ -66,6 +68,8 @@ union v4l2_ctrl_ptr { u16 *p_u16; u32 *p_u32; char *p_char; + struct v4l2_ctrl_mpeg2_sequence *p_sequence; + struct v4l2_ctrl_mpeg2_picture *p_picture; struct v4l2_ctrl_mpeg2_slice_params *p_mpeg2_slice_params; struct v4l2_ctrl_mpeg2_quantization *p_mpeg2_quantization; struct v4l2_ctrl_fwht_params *p_fwht_params;