From patchwork Tue May 28 05:56:33 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alexandre Courbot X-Patchwork-Id: 10963757 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id E4A3F14C0 for ; Tue, 28 May 2019 05:57:59 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id D17E22871A for ; Tue, 28 May 2019 05:57:59 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id C5B762872E; Tue, 28 May 2019 05:57:59 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-8.0 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI autolearn=unavailable version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id BCA052871A for ; Tue, 28 May 2019 05:57:58 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728056AbfE1F56 (ORCPT ); Tue, 28 May 2019 01:57:58 -0400 Received: from mail-pg1-f196.google.com ([209.85.215.196]:36469 "EHLO mail-pg1-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727756AbfE1F5k (ORCPT ); Tue, 28 May 2019 01:57:40 -0400 Received: by mail-pg1-f196.google.com with SMTP id a3so10289849pgb.3 for ; Mon, 27 May 2019 22:57:39 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=WOsrjmVUf4+L1q1i+4I2nidvjTij0dlrzJ90Q4f+mM4=; b=LTPZtF4d/M0LBQQMHzwtiucA3YoN/fAemPD1UUlt9QUweD3uakAupNYkdmdVJopDvq 19yHonsnO7pMWDudF7KIELCiSkwbNX/Y193s7UBT4xUNXSHVbT2Gxuxk9rdAlNW4oez4 BcCGlWhecHHRAW1hci7vtd2nUWYxkyBquw6h4= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=WOsrjmVUf4+L1q1i+4I2nidvjTij0dlrzJ90Q4f+mM4=; b=naweA74UfsPLoSrfu4FYCBhvnVs3KZDHYGNMeteoirdiasvplg7DBBzbB4UCIqO6Mw BavISCIqO1lwMBqSwSSHta5CQZbbLVkaueRaw3vTy1jjW7Ht2a/M9oRNX8h1CSpG8jXG 7KIVLvKXjrOu+y0TUiGZXI/n5LxnudTmO6oDMc1fTuIGaE3vg2YJkPfO0+Emb5Wf8CL3 2EZ+ePaC8PcNxRpDaru3RTcgSyq1aabW2DMpG4gejtmsgRnYm+XwPX0EUEx4pka90fR+ CT08evf7a+GTk9uYm9bozj/OLuJCa2mzhs4cfzJ+LTU0Rco+3o84E0nqsdHZbo4Rg7ql RScw== X-Gm-Message-State: APjAAAUOb4333RHIE44VlsUiRfPxL47dz9MH+aMQvV8mBrQmBxX0Mz/y aWKGZCRhxJphITYRMXjKDUJWzQ== X-Google-Smtp-Source: APXvYqzqanKf+wl430pGypiHIgHWfQ42gvwTNo+zdPJpNfZoETAkGOSsbtXgg2sYWiCPrVKr1qPoTg== X-Received: by 2002:a63:b706:: with SMTP id t6mr125275063pgf.305.1559023059108; Mon, 27 May 2019 22:57:39 -0700 (PDT) Received: from acourbot.tok.corp.google.com ([2401:fa00:4:4:9712:8cf1:d0f:7d33]) by smtp.gmail.com with ESMTPSA id w1sm13950551pfg.51.2019.05.27.22.57.36 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 27 May 2019 22:57:38 -0700 (PDT) From: Alexandre Courbot To: Yunfei Dong , Tiffany Lin , Andrew-CT Chen , Hans Verkuil , Mauro Carvalho Chehab Cc: linux-media@vger.kernel.org, linux-mediatek@lists.infradead.org, linux-kernel@vger.kernel.org, Alexandre Courbot Subject: [RFCv1 10/12] media: mtk-vcodec: vdec: support stateless H.264 decoding Date: Tue, 28 May 2019 14:56:33 +0900 Message-Id: <20190528055635.12109-11-acourbot@chromium.org> X-Mailer: git-send-email 2.22.0.rc1.257.g3120a18244-goog In-Reply-To: <20190528055635.12109-1-acourbot@chromium.org> References: <20190528055635.12109-1-acourbot@chromium.org> MIME-Version: 1.0 Sender: linux-media-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Yunfei Dong Add the firmware interface allowing to decode H.264 in a stateless manner. Signed-off-by: Yunfei Dong Co-developed-by: Alexandre Courbot Signed-off-by: Alexandre Courbot [acourbot: refactor, cleanup and split] --- .../mtk-vcodec/vdec/vdec_h264_req_if.c | 533 ++++++++++++++++++ .../media/platform/mtk-vcodec/vdec_drv_if.c | 4 + 2 files changed, 537 insertions(+) create mode 100644 drivers/media/platform/mtk-vcodec/vdec/vdec_h264_req_if.c diff --git a/drivers/media/platform/mtk-vcodec/vdec/vdec_h264_req_if.c b/drivers/media/platform/mtk-vcodec/vdec/vdec_h264_req_if.c new file mode 100644 index 000000000000..27874afac86b --- /dev/null +++ b/drivers/media/platform/mtk-vcodec/vdec/vdec_h264_req_if.c @@ -0,0 +1,533 @@ +// SPDX-License-Identifier: GPL-2.0 + +#include +#include +#include +#include + +#include "../vdec_drv_if.h" +#include "../mtk_vcodec_util.h" +#include "../mtk_vcodec_dec.h" +#include "../mtk_vcodec_intr.h" +#include "../vdec_vpu_if.h" +#include "../vdec_drv_base.h" + +#define NAL_NON_IDR_SLICE 0x01 +#define NAL_IDR_SLICE 0x05 +#define NAL_H264_PPS 0x08 +#define NAL_TYPE(value) ((value) & 0x1F) + +#define BUF_PREDICTION_SZ (64 * 4096) + +#define MB_UNIT_LEN 16 + +/* motion vector size (bytes) for every macro block */ +#define HW_MB_STORE_SZ 64 + +#define H264_MAX_FB_NUM 17 +#define H264_MAX_MV_NUM 32 +#define HDR_PARSING_BUF_SZ 1024 + +/** + * struct mtk_h264_dpb_info - h264 dpb information + * @y_dma_addr: Y bitstream physical address + * @c_dma_addr: CbCr bitstream physical address + * @reference_flag: reference picture flag (short/long term reference picture) + * @field: field picture flag + */ +struct mtk_h264_dpb_info { + dma_addr_t y_dma_addr; + dma_addr_t c_dma_addr; + int reference_flag; + int field; +}; + +/** + * struct mtk_h264_dec_slice_param - parameters for decode current frame + */ +struct mtk_h264_dec_slice_param { + struct v4l2_ctrl_h264_sps sps; + struct v4l2_ctrl_h264_pps pps; + struct v4l2_ctrl_h264_scaling_matrix scaling_matrix; + struct v4l2_ctrl_h264_slice_param slice_param; + struct v4l2_ctrl_h264_decode_param decode_param; + struct mtk_h264_dpb_info h264_dpb_info[16]; +}; + +/** + * struct h264_fb - h264 decode frame buffer information + * @vdec_fb_va : virtual address of struct vdec_fb + * @y_fb_dma : dma address of Y frame buffer (luma) + * @c_fb_dma : dma address of C frame buffer (chroma) + * @poc : picture order count of frame buffer + * @reserved : for 8 bytes alignment + */ +struct h264_fb { + uint64_t vdec_fb_va; + uint64_t y_fb_dma; + uint64_t c_fb_dma; + int32_t poc; + uint32_t reserved; +}; + +/** + * struct vdec_h264_dec_info - decode information + * @dpb_sz : decoding picture buffer size + * @resolution_changed : resoltion change happen + * @realloc_mv_buf : flag to notify driver to re-allocate mv buffer + * @cap_num_planes : number planes of capture buffer + * @bs_dma : Input bit-stream buffer dma address + * @y_fb_dma : Y frame buffer dma address + * @c_fb_dma : C frame buffer dma address + * @vdec_fb_va : VDEC frame buffer struct virtual address + */ +struct vdec_h264_dec_info { + uint32_t dpb_sz; + uint32_t resolution_changed; + uint32_t realloc_mv_buf; + uint32_t cap_num_planes; + uint64_t bs_dma; + uint64_t y_fb_dma; + uint64_t c_fb_dma; + uint64_t vdec_fb_va; +}; + +/** + * struct vdec_h264_vsi - shared memory for decode information exchange + * between VPU and Host. + * The memory is allocated by VPU then mapping to Host + * in vpu_dec_init() and freed in vpu_dec_deinit() + * by VPU. + * AP-W/R : AP is writer/reader on this item + * VPU-W/R: VPU is write/reader on this item + * @pred_buf_dma : HW working predication buffer dma address (AP-W, VPU-R) + * @mv_buf_dma : HW working motion vector buffer dma address (AP-W, VPU-R) + * @dec : decode information (AP-R, VPU-W) + * @pic : picture information (AP-R, VPU-W) + * @crop : crop information (AP-R, VPU-W) + */ +struct vdec_h264_vsi { + uint64_t pred_buf_dma; + uint64_t mv_buf_dma[H264_MAX_MV_NUM]; + struct vdec_h264_dec_info dec; + struct vdec_pic_info pic; + struct v4l2_rect crop; + struct mtk_h264_dec_slice_param h264_slice_param; +}; + +/** + * struct vdec_h264_slice_inst - h264 decoder instance + * @num_nalu : how many nalus be decoded + * @ctx : point to mtk_vcodec_ctx + * @pred_buf : HW working predication buffer + * @mv_buf : HW working motion vector buffer + * @vpu : VPU instance + * @vsi : VPU shared information + */ +struct vdec_h264_slice_inst { + unsigned int num_nalu; + struct mtk_vcodec_ctx *ctx; + struct mtk_vcodec_mem pred_buf; + struct mtk_vcodec_mem mv_buf[H264_MAX_MV_NUM]; + struct vdec_vpu_inst vpu; + struct vdec_h264_vsi *vsi; + struct mtk_h264_dec_slice_param h264_slice_param; +}; + +static void *get_ctrl_ptr(struct mtk_vcodec_ctx *ctx, + int id) +{ + struct v4l2_ctrl *ctrl = v4l2_ctrl_find(&ctx->ctrl_hdl, id); + + return ctrl->p_cur.p; +} + +static void get_h264_dpb_list(struct vdec_h264_slice_inst *inst) +{ + struct v4l2_ctrl_h264_decode_param *decode_param = + &inst->h264_slice_param.decode_param; + struct mtk_h264_dec_slice_param *slice_param = &inst->h264_slice_param; + const struct v4l2_h264_dpb_entry *dpb; + struct vb2_queue *vq; + struct vb2_buffer *vb; + struct vb2_v4l2_buffer *vb2_v4l2; + u32 index; + + vq = v4l2_m2m_get_vq(inst->ctx->m2m_ctx, + V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE); + + for (index = 0; index < 16; index++) { + int vb2_index; + + dpb = &decode_param->dpb[index]; + if (!(dpb->flags & V4L2_H264_DPB_ENTRY_FLAG_ACTIVE)) { + slice_param->h264_dpb_info[index].reference_flag = 0; + continue; + } + + vb2_index = vb2_find_timestamp(vq, dpb->buf_index, 0); + if (vb2_index < 0) { + mtk_vcodec_err(inst, "Reference invalid: dpb_index(%d) buf_index(%d)", + index, dpb->buf_index); + continue; + } + /* 1 for short term reference, 2 for long term reference */ + if (!(dpb->flags & V4L2_H264_DPB_ENTRY_FLAG_LONG_TERM)) + slice_param->h264_dpb_info[index].reference_flag = 1; + else + slice_param->h264_dpb_info[index].reference_flag = 2; + + vb = vq->bufs[vb2_index]; + vb2_v4l2 = container_of(vb, struct vb2_v4l2_buffer, vb2_buf); + slice_param->h264_dpb_info[index].field = vb2_v4l2->field; + + slice_param->h264_dpb_info[index].y_dma_addr = + vb2_dma_contig_plane_dma_addr(vb, 0); + if (inst->ctx->q_data[MTK_Q_DATA_DST].fmt->num_planes == 2) { + slice_param->h264_dpb_info[index].c_dma_addr = + vb2_dma_contig_plane_dma_addr(vb, 1); + } + } +} + +static void get_vdec_decode_parameters(struct vdec_h264_slice_inst *inst) +{ + struct mtk_h264_dec_slice_param *slice_param = &inst->h264_slice_param; + + memcpy(&slice_param->sps, + get_ctrl_ptr(inst->ctx, V4L2_CID_MPEG_VIDEO_H264_SPS), + sizeof(struct v4l2_ctrl_h264_sps)); + memcpy(&slice_param->pps, + get_ctrl_ptr(inst->ctx, V4L2_CID_MPEG_VIDEO_H264_PPS), + sizeof(struct v4l2_ctrl_h264_pps)); + memcpy(&slice_param->scaling_matrix, + get_ctrl_ptr(inst->ctx, V4L2_CID_MPEG_VIDEO_H264_SCALING_MATRIX), + sizeof(struct v4l2_ctrl_h264_scaling_matrix)); + memcpy(&slice_param->slice_param, + get_ctrl_ptr(inst->ctx, V4L2_CID_MPEG_VIDEO_H264_SLICE_PARAM), + sizeof(struct v4l2_ctrl_h264_slice_param)); + memcpy(&slice_param->decode_param, + get_ctrl_ptr(inst->ctx, V4L2_CID_MPEG_VIDEO_H264_DECODE_PARAM), + sizeof(struct v4l2_ctrl_h264_decode_param)); + + get_h264_dpb_list(inst); + memcpy(&inst->vsi->h264_slice_param, slice_param, + sizeof(struct mtk_h264_dec_slice_param)); +} + +static unsigned int get_mv_buf_size(unsigned int width, unsigned int height) +{ + int unit_size = (width / MB_UNIT_LEN) * (height / MB_UNIT_LEN) + 8; + + return HW_MB_STORE_SZ * unit_size; +} + +static int allocate_predication_buf(struct vdec_h264_slice_inst *inst) +{ + int err = 0; + + inst->pred_buf.size = BUF_PREDICTION_SZ; + err = mtk_vcodec_mem_alloc(inst->ctx, &inst->pred_buf); + if (err) { + mtk_vcodec_err(inst, "failed to allocate ppl buf"); + return err; + } + + inst->vsi->pred_buf_dma = inst->pred_buf.dma_addr; + return 0; +} + +static void free_predication_buf(struct vdec_h264_slice_inst *inst) +{ + struct mtk_vcodec_mem *mem = NULL; + + mtk_vcodec_debug_enter(inst); + + inst->vsi->pred_buf_dma = 0; + mem = &inst->pred_buf; + if (mem->va) + mtk_vcodec_mem_free(inst->ctx, mem); +} + +static int alloc_mv_buf(struct vdec_h264_slice_inst *inst, + struct vdec_pic_info *pic) +{ + int i; + int err; + struct mtk_vcodec_mem *mem = NULL; + unsigned int buf_sz = get_mv_buf_size(pic->buf_w, pic->buf_h); + + mtk_v4l2_debug(3, "size = 0x%lx", buf_sz); + for (i = 0; i < H264_MAX_MV_NUM; i++) { + mem = &inst->mv_buf[i]; + if (mem->va) + mtk_vcodec_mem_free(inst->ctx, mem); + mem->size = buf_sz; + err = mtk_vcodec_mem_alloc(inst->ctx, mem); + if (err) { + mtk_vcodec_err(inst, "failed to allocate mv buf"); + return err; + } + inst->vsi->mv_buf_dma[i] = mem->dma_addr; + } + + return 0; +} + +static void free_mv_buf(struct vdec_h264_slice_inst *inst) +{ + int i; + struct mtk_vcodec_mem *mem = NULL; + + for (i = 0; i < H264_MAX_MV_NUM; i++) { + inst->vsi->mv_buf_dma[i] = 0; + mem = &inst->mv_buf[i]; + if (mem->va) + mtk_vcodec_mem_free(inst->ctx, mem); + } +} + +static void get_pic_info(struct vdec_h264_slice_inst *inst, + struct vdec_pic_info *pic) +{ + struct mtk_vcodec_ctx *ctx = inst->ctx; + + ctx->picinfo.buf_w = (ctx->picinfo.pic_w + 15) & 0xFFFFFFF0; + ctx->picinfo.buf_h = (ctx->picinfo.pic_h + 31) & 0xFFFFFFE0; + ctx->picinfo.fb_sz[0] = ctx->picinfo.buf_w * ctx->picinfo.buf_h; + ctx->picinfo.fb_sz[1] = ctx->picinfo.fb_sz[0] >> 1; + inst->vsi->dec.cap_num_planes = + ctx->q_data[MTK_Q_DATA_DST].fmt->num_planes; + + pic = &ctx->picinfo; + mtk_vcodec_debug(inst, "pic(%d, %d), buf(%d, %d)", + ctx->picinfo.pic_w, ctx->picinfo.pic_h, + ctx->picinfo.buf_w, ctx->picinfo.buf_h); + mtk_vcodec_debug(inst, "Y(%d, %d), C(%d, %d)", ctx->picinfo.y_bs_sz, + ctx->picinfo.y_len_sz, ctx->picinfo.c_bs_sz, + ctx->picinfo.c_len_sz); + + if ((ctx->last_decoded_picinfo.pic_w != ctx->picinfo.pic_w) || + (ctx->last_decoded_picinfo.pic_h != ctx->picinfo.pic_h)) { + + inst->vsi->dec.resolution_changed = true; + if ((ctx->last_decoded_picinfo.buf_w != ctx->picinfo.buf_w) || + (ctx->last_decoded_picinfo.buf_h != ctx->picinfo.buf_h)) + inst->vsi->dec.realloc_mv_buf = true; + + mtk_v4l2_debug(1, "ResChg: (%d %d) : old(%d, %d) -> new(%d, %d)", + inst->vsi->dec.resolution_changed, + inst->vsi->dec.realloc_mv_buf, + ctx->last_decoded_picinfo.pic_w, + ctx->last_decoded_picinfo.pic_h, + ctx->picinfo.pic_w, ctx->picinfo.pic_h); + } +} + +static void get_crop_info(struct vdec_h264_slice_inst *inst, + struct v4l2_rect *cr) +{ + cr->left = inst->vsi->crop.left; + cr->top = inst->vsi->crop.top; + cr->width = inst->vsi->crop.width; + cr->height = inst->vsi->crop.height; + + mtk_vcodec_debug(inst, "l=%d, t=%d, w=%d, h=%d", + cr->left, cr->top, cr->width, cr->height); +} + +static void get_dpb_size(struct vdec_h264_slice_inst *inst, + unsigned int *dpb_sz) +{ + *dpb_sz = inst->vsi->dec.dpb_sz; + mtk_vcodec_debug(inst, "sz=%d", *dpb_sz); +} + +static int vdec_h264_slice_init(struct mtk_vcodec_ctx *ctx) +{ + struct vdec_h264_slice_inst *inst = NULL; + int err; + + inst = kzalloc(sizeof(*inst), GFP_KERNEL); + if (!inst) + return -ENOMEM; + + inst->ctx = ctx; + + inst->vpu.id = SCP_IPI_VDEC_H264; + inst->vpu.ctx = ctx; + inst->vpu.handler = vpu_dec_ipi_handler; + + err = vpu_dec_init(&inst->vpu); + if (err) { + mtk_vcodec_err(inst, "vdec_h264 init err=%d", err); + goto error_free_inst; + } + + inst->vsi = (struct vdec_h264_vsi *)inst->vpu.vsi; + err = allocate_predication_buf(inst); + if (err) + goto error_deinit; + + mtk_v4l2_debug(0, "struct size = %d,%d,%d,%d,%d,%d\n", + sizeof(struct v4l2_ctrl_h264_sps), + sizeof(struct v4l2_ctrl_h264_pps), + sizeof(struct v4l2_ctrl_h264_scaling_matrix), + sizeof(struct v4l2_ctrl_h264_slice_param), + sizeof(struct v4l2_ctrl_h264_decode_param), + sizeof(struct mtk_h264_dpb_info)); + + mtk_vcodec_debug(inst, "H264 Instance >> %p", inst); + + ctx->drv_handle = inst; + return 0; + +error_deinit: + vpu_dec_deinit(&inst->vpu); + +error_free_inst: + kfree(inst); + return err; +} + +static void vdec_h264_slice_deinit(void *h_vdec) +{ + struct vdec_h264_slice_inst *inst = + (struct vdec_h264_slice_inst *)h_vdec; + + mtk_vcodec_debug_enter(inst); + + vpu_dec_deinit(&inst->vpu); + free_predication_buf(inst); + free_mv_buf(inst); + + kfree(inst); +} + +static int find_start_code(unsigned char *data, unsigned int data_sz) +{ + if (data_sz > 3 && data[0] == 0 && data[1] == 0 && data[2] == 1) + return 3; + + if (data_sz > 4 && data[0] == 0 && data[1] == 0 && data[2] == 0 && + data[3] == 1) + return 4; + + return -1; +} + +static int vdec_h264_slice_decode(void *h_vdec, struct mtk_vcodec_mem *bs, + struct vdec_fb *fb, bool *res_chg) +{ + struct vdec_h264_slice_inst *inst = + (struct vdec_h264_slice_inst *)h_vdec; + struct vdec_vpu_inst *vpu = &inst->vpu; + struct mtk_video_dec_buf *src_buf_info; + struct mtk_video_dec_buf *dst_buf_info; + int nal_start_idx = 0, err = 0; + unsigned int nal_type, data[2]; + unsigned char *buf; + uint64_t vdec_fb_va; + uint64_t y_fb_dma; + uint64_t c_fb_dma; + + mtk_vcodec_debug(inst, "+ [%d] FB y_dma=%llx c_dma=%llx va=%p", + ++inst->num_nalu, y_fb_dma, c_fb_dma, fb); + + /* bs NULL means flush decoder */ + if (bs == NULL) + return vpu_dec_reset(vpu); + + src_buf_info = container_of(bs, struct mtk_video_dec_buf, bs_buffer); + dst_buf_info = container_of(fb, struct mtk_video_dec_buf, frame_buffer); + + vdec_fb_va = (u64)(uintptr_t)fb; + y_fb_dma = fb ? (u64)fb->base_y.dma_addr : 0; + c_fb_dma = fb ? (u64)fb->base_c.dma_addr : 0; + + buf = (unsigned char *)bs->va; + nal_start_idx = find_start_code(buf, bs->size); + if (nal_start_idx < 0) + goto err_free_fb_out; + + data[0] = bs->size; + data[1] = buf[nal_start_idx]; + nal_type = NAL_TYPE(buf[nal_start_idx]); + mtk_vcodec_debug(inst, "\n + NALU[%d] type %d +\n", inst->num_nalu, + nal_type); + + inst->vsi->dec.bs_dma = (uint64_t)bs->dma_addr; + inst->vsi->dec.y_fb_dma = y_fb_dma; + inst->vsi->dec.c_fb_dma = c_fb_dma; + inst->vsi->dec.vdec_fb_va = vdec_fb_va; + + get_vdec_decode_parameters(inst); + *res_chg = inst->vsi->dec.resolution_changed; + if (*res_chg) { + mtk_vcodec_debug(inst, "- resolution changed -"); + if (inst->vsi->dec.realloc_mv_buf) { + err = alloc_mv_buf(inst, &(inst->ctx->picinfo)); + inst->vsi->dec.realloc_mv_buf = false; + if (err) + goto err_free_fb_out; + } + *res_chg = false; + } + + err = vpu_dec_start(vpu, data, 2); + if (err) + goto err_free_fb_out; + + if (nal_type == NAL_NON_IDR_SLICE || nal_type == NAL_IDR_SLICE) { + /* wait decoder done interrupt */ + err = mtk_vcodec_wait_for_done_ctx(inst->ctx, + MTK_INST_IRQ_RECEIVED, + WAIT_INTR_TIMEOUT_MS); + if (err) + goto err_free_fb_out; + + vpu_dec_end(vpu); + } + + mtk_vcodec_debug(inst, "\n - NALU[%d] type=%d -\n", inst->num_nalu, + nal_type); + return 0; + +err_free_fb_out: + mtk_vcodec_err(inst, "\n - NALU[%d] err=%d -\n", inst->num_nalu, err); + return err; +} + +static int vdec_h264_slice_get_param(void *h_vdec, + enum vdec_get_param_type type, void *out) +{ + struct vdec_h264_slice_inst *inst = + (struct vdec_h264_slice_inst *)h_vdec; + + switch (type) { + case GET_PARAM_PIC_INFO: + get_pic_info(inst, out); + break; + + case GET_PARAM_DPB_SIZE: + get_dpb_size(inst, out); + break; + + case GET_PARAM_CROP_INFO: + get_crop_info(inst, out); + break; + + default: + mtk_vcodec_err(inst, "invalid get parameter type=%d", type); + return -EINVAL; + } + + return 0; +} + +const struct vdec_common_if vdec_h264_slice_if = { + .init = vdec_h264_slice_init, + .decode = vdec_h264_slice_decode, + .get_param = vdec_h264_slice_get_param, + .deinit = vdec_h264_slice_deinit, +}; diff --git a/drivers/media/platform/mtk-vcodec/vdec_drv_if.c b/drivers/media/platform/mtk-vcodec/vdec_drv_if.c index 7e3c536909a2..26c05be783e5 100644 --- a/drivers/media/platform/mtk-vcodec/vdec_drv_if.c +++ b/drivers/media/platform/mtk-vcodec/vdec_drv_if.c @@ -25,12 +25,16 @@ extern const struct vdec_common_if vdec_h264_if; extern const struct vdec_common_if vdec_vp8_if; extern const struct vdec_common_if vdec_vp9_if; +extern const struct vdec_common_if vdec_h264_slice_if; int vdec_if_init(struct mtk_vcodec_ctx *ctx, unsigned int fourcc) { int ret = 0; switch (fourcc) { + case V4L2_PIX_FMT_H264_SLICE: + ctx->dec_if = &vdec_h264_slice_if; + break; case V4L2_PIX_FMT_H264: ctx->dec_if = &vdec_h264_if; break;