From patchwork Mon Sep 13 18:30:12 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andrzej Pietrasiewicz X-Patchwork-Id: 12490585 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=-17.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,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 0D12CC433EF for ; Mon, 13 Sep 2021 18:35:17 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id CCA44610E7 for ; Mon, 13 Sep 2021 18:35:16 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org CCA44610E7 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=collabora.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:List-Subscribe:List-Help: List-Post:List-Archive:List-Unsubscribe:List-Id:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=pbFwUUuL0uIb26oeoi0DLNByERIScKuuQLSvgmKWJbU=; b=siPgPcGXrzJ0Oi lpEjHlIlunQePQVNK3YGcjUh5hTzGKQaHFxZFseBxvkHzorrdZKWpJaYLyAOVcfYtHxguH0uWtl5Z BU8rLukssp6OjrFWeW91Kq5Y+2Mz1zmnyWpInYHsN8RyELBYlx2V2/AXpnLbjxyEaznJBoMS1ZVpQ Zigw9bI8d64lPuN1WXX6ut5PN9n4OkUPCJtZEWIItDAlS9Xmr4Hm72Obnptt7y1evG1vdzS8t8KYO QH+tYUiIwhbnegMhs0d0uR1KBdfbNodGEp9areUOFjRLAjcfz2SEA/xsUtl5RQqBwy5NInQltJMLp PvO4BbHU5h0bgbcoohAw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1mPqnQ-002yBA-Nw; Mon, 13 Sep 2021 18:35:12 +0000 Received: from bhuna.collabora.co.uk ([46.235.227.227]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1mPqiv-002vZQ-FS; Mon, 13 Sep 2021 18:30:52 +0000 Received: from [127.0.0.1] (localhost [127.0.0.1]) (Authenticated sender: andrzej.p) with ESMTPSA id 02F311F42B55 From: Andrzej Pietrasiewicz To: linux-media@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-rockchip@lists.infradead.org, linux-staging@lists.linux.dev Cc: Andrzej Pietrasiewicz , Benjamin Gaignard , Boris Brezillon , Ezequiel Garcia , Fabio Estevam , Greg Kroah-Hartman , Hans Verkuil , Heiko Stuebner , Jernej Skrabec , Mauro Carvalho Chehab , Nicolas Dufresne , NXP Linux Team , Pengutronix Kernel Team , Philipp Zabel , Sascha Hauer , Shawn Guo , kernel@collabora.com Subject: [PATCH v4 09/10] media: hantro: Support VP9 on the G2 core Date: Mon, 13 Sep 2021 20:30:12 +0200 Message-Id: <20210913183013.19616-10-andrzej.p@collabora.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210913183013.19616-1-andrzej.p@collabora.com> References: <20210913183013.19616-1-andrzej.p@collabora.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210913_113034_083269_7FCA4B6B X-CRM114-Status: GOOD ( 24.51 ) X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Upstream kernel work for Rockchip platforms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+linux-rockchip=archiver.kernel.org@lists.infradead.org VeriSilicon Hantro G2 core supports VP9 codec. Signed-off-by: Andrzej Pietrasiewicz --- drivers/staging/media/hantro/Kconfig | 1 + drivers/staging/media/hantro/Makefile | 6 +- drivers/staging/media/hantro/hantro.h | 26 + drivers/staging/media/hantro/hantro_drv.c | 18 +- drivers/staging/media/hantro/hantro_g2_regs.h | 97 ++ .../staging/media/hantro/hantro_g2_vp9_dec.c | 978 ++++++++++++++++++ drivers/staging/media/hantro/hantro_hw.h | 67 ++ drivers/staging/media/hantro/hantro_v4l2.c | 6 + drivers/staging/media/hantro/hantro_vp9.c | 240 +++++ drivers/staging/media/hantro/hantro_vp9.h | 103 ++ drivers/staging/media/hantro/imx8m_vpu_hw.c | 22 +- 11 files changed, 1560 insertions(+), 4 deletions(-) create mode 100644 drivers/staging/media/hantro/hantro_g2_vp9_dec.c create mode 100644 drivers/staging/media/hantro/hantro_vp9.c create mode 100644 drivers/staging/media/hantro/hantro_vp9.h diff --git a/drivers/staging/media/hantro/Kconfig b/drivers/staging/media/hantro/Kconfig index 20b1f6d7b69c..00a57d88c92e 100644 --- a/drivers/staging/media/hantro/Kconfig +++ b/drivers/staging/media/hantro/Kconfig @@ -9,6 +9,7 @@ config VIDEO_HANTRO select VIDEOBUF2_VMALLOC select V4L2_MEM2MEM_DEV select V4L2_H264 + select V4L2_VP9 help Support for the Hantro IP based Video Processing Units present on Rockchip and NXP i.MX8M SoCs, which accelerate video and image diff --git a/drivers/staging/media/hantro/Makefile b/drivers/staging/media/hantro/Makefile index fe6d84871d07..28af0a1ee4bf 100644 --- a/drivers/staging/media/hantro/Makefile +++ b/drivers/staging/media/hantro/Makefile @@ -10,9 +10,10 @@ hantro-vpu-y += \ hantro_g1.o \ hantro_g1_h264_dec.o \ hantro_g1_mpeg2_dec.o \ - hantro_g2_hevc_dec.o \ hantro_g1_vp8_dec.o \ hantro_g2.o \ + hantro_g2_hevc_dec.o \ + hantro_g2_vp9_dec.o \ rockchip_vpu2_hw_jpeg_enc.o \ rockchip_vpu2_hw_h264_dec.o \ rockchip_vpu2_hw_mpeg2_dec.o \ @@ -21,7 +22,8 @@ hantro-vpu-y += \ hantro_h264.o \ hantro_hevc.o \ hantro_mpeg2.o \ - hantro_vp8.o + hantro_vp8.o \ + hantro_vp9.o hantro-vpu-$(CONFIG_VIDEO_HANTRO_IMX8M) += \ imx8m_vpu_hw.o diff --git a/drivers/staging/media/hantro/hantro.h b/drivers/staging/media/hantro/hantro.h index d91eb2b1c509..1e8c1a6e3eb0 100644 --- a/drivers/staging/media/hantro/hantro.h +++ b/drivers/staging/media/hantro/hantro.h @@ -36,6 +36,7 @@ struct hantro_postproc_ops; #define HANTRO_VP8_DECODER BIT(17) #define HANTRO_H264_DECODER BIT(18) #define HANTRO_HEVC_DECODER BIT(19) +#define HANTRO_VP9_DECODER BIT(20) #define HANTRO_DECODERS 0xffff0000 /** @@ -110,6 +111,7 @@ enum hantro_codec_mode { HANTRO_MODE_MPEG2_DEC, HANTRO_MODE_VP8_DEC, HANTRO_MODE_HEVC_DEC, + HANTRO_MODE_VP9_DEC, }; /* @@ -223,6 +225,7 @@ struct hantro_dev { * @mpeg2_dec: MPEG-2-decoding context. * @vp8_dec: VP8-decoding context. * @hevc_dec: HEVC-decoding context. + * @vp9_dec: VP9-decoding context. */ struct hantro_ctx { struct hantro_dev *dev; @@ -250,6 +253,7 @@ struct hantro_ctx { struct hantro_mpeg2_dec_hw_ctx mpeg2_dec; struct hantro_vp8_dec_hw_ctx vp8_dec; struct hantro_hevc_dec_hw_ctx hevc_dec; + struct hantro_vp9_dec_hw_ctx vp9_dec; }; }; @@ -299,6 +303,22 @@ struct hantro_postproc_regs { struct hantro_reg display_width; }; +struct hantro_vp9_decoded_buffer_info { + /* Info needed when the decoded frame serves as a reference frame. */ + unsigned short width; + unsigned short height; + u32 bit_depth : 4; +}; + +struct hantro_decoded_buffer { + /* Must be the first field in this struct. */ + struct v4l2_m2m_buffer base; + + union { + struct hantro_vp9_decoded_buffer_info vp9; + }; +}; + /* Logging helpers */ /** @@ -436,6 +456,12 @@ hantro_get_dec_buf_addr(struct hantro_ctx *ctx, struct vb2_buffer *vb) return vb2_dma_contig_plane_dma_addr(vb, 0); } +static inline struct hantro_decoded_buffer * +vb2_to_hantro_decoded_buf(struct vb2_buffer *buf) +{ + return container_of(buf, struct hantro_decoded_buffer, base.vb.vb2_buf); +} + void hantro_postproc_disable(struct hantro_ctx *ctx); void hantro_postproc_enable(struct hantro_ctx *ctx); void hantro_postproc_free(struct hantro_ctx *ctx); diff --git a/drivers/staging/media/hantro/hantro_drv.c b/drivers/staging/media/hantro/hantro_drv.c index 8a2edd67f2c6..800c8879aee0 100644 --- a/drivers/staging/media/hantro/hantro_drv.c +++ b/drivers/staging/media/hantro/hantro_drv.c @@ -232,7 +232,7 @@ queue_init(void *priv, struct vb2_queue *src_vq, struct vb2_queue *dst_vq) dst_vq->io_modes = VB2_MMAP | VB2_DMABUF; dst_vq->drv_priv = ctx; dst_vq->ops = &hantro_queue_ops; - dst_vq->buf_struct_size = sizeof(struct v4l2_m2m_buffer); + dst_vq->buf_struct_size = sizeof(struct hantro_decoded_buffer); dst_vq->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_COPY; dst_vq->lock = &ctx->dev->vpu_mutex; dst_vq->dev = ctx->dev->v4l2_dev.dev; @@ -266,6 +266,12 @@ static int hantro_try_ctrl(struct v4l2_ctrl *ctrl) if (sps->flags & V4L2_HEVC_SPS_FLAG_SCALING_LIST_ENABLED) /* No scaling support */ return -EINVAL; + } else if (ctrl->id == V4L2_CID_STATELESS_VP9_FRAME) { + const struct v4l2_ctrl_vp9_frame *dec_params = ctrl->p_new.p_vp9_frame; + + /* We only support profile 0 */ + if (dec_params->profile != 0) + return -EINVAL; } return 0; } @@ -459,6 +465,16 @@ static const struct hantro_ctrl controls[] = { .step = 1, .ops = &hantro_hevc_ctrl_ops, }, + }, { + .codec = HANTRO_VP9_DECODER, + .cfg = { + .id = V4L2_CID_STATELESS_VP9_FRAME, + }, + }, { + .codec = HANTRO_VP9_DECODER, + .cfg = { + .id = V4L2_CID_STATELESS_VP9_COMPRESSED_HDR, + }, }, }; diff --git a/drivers/staging/media/hantro/hantro_g2_regs.h b/drivers/staging/media/hantro/hantro_g2_regs.h index 0ac0ba375e80..21ca21648614 100644 --- a/drivers/staging/media/hantro/hantro_g2_regs.h +++ b/drivers/staging/media/hantro/hantro_g2_regs.h @@ -28,6 +28,7 @@ #define G2_REG_INTERRUPT_DEC_E BIT(0) #define HEVC_DEC_MODE 0xc +#define VP9_DEC_MODE 0xd #define BUS_WIDTH_32 0 #define BUS_WIDTH_64 1 @@ -49,6 +50,7 @@ #define g2_pic_height_in_cbs G2_DEC_REG(4, 6, 0x1fff) #define g2_num_ref_frames G2_DEC_REG(4, 0, 0x1f) +#define g2_start_bit G2_DEC_REG(5, 25, 0x7f) #define g2_scaling_list_e G2_DEC_REG(5, 24, 0x1) #define g2_cb_qp_offset G2_DEC_REG(5, 19, 0x1f) #define g2_cr_qp_offset G2_DEC_REG(5, 14, 0x1f) @@ -84,6 +86,7 @@ #define g2_bit_depth_y_minus8 G2_DEC_REG(8, 6, 0x3) #define g2_bit_depth_c_minus8 G2_DEC_REG(8, 4, 0x3) #define g2_output_8_bits G2_DEC_REG(8, 3, 0x1) +#define g2_output_format G2_DEC_REG(8, 0, 0x7) #define g2_refidx1_active G2_DEC_REG(9, 19, 0x1f) #define g2_refidx0_active G2_DEC_REG(9, 14, 0x1f) @@ -96,6 +99,14 @@ #define g2_tile_e G2_DEC_REG(10, 1, 0x1) #define g2_entropy_sync_e G2_DEC_REG(10, 0, 0x1) +#define vp9_transform_mode G2_DEC_REG(11, 27, 0x7) +#define vp9_filt_sharpness G2_DEC_REG(11, 21, 0x7) +#define vp9_mcomp_filt_type G2_DEC_REG(11, 8, 0x7) +#define vp9_high_prec_mv_e G2_DEC_REG(11, 7, 0x1) +#define vp9_comp_pred_mode G2_DEC_REG(11, 4, 0x3) +#define vp9_gref_sign_bias G2_DEC_REG(11, 2, 0x1) +#define vp9_aref_sign_bias G2_DEC_REG(11, 0, 0x1) + #define g2_refer_lterm_e G2_DEC_REG(12, 16, 0xffff) #define g2_min_cb_size G2_DEC_REG(12, 13, 0x7) #define g2_max_cb_size G2_DEC_REG(12, 10, 0x7) @@ -154,6 +165,50 @@ #define g2_partial_ctb_y G2_DEC_REG(20, 30, 0x1) #define g2_pic_width_4x4 G2_DEC_REG(20, 16, 0xfff) #define g2_pic_height_4x4 G2_DEC_REG(20, 0, 0xfff) + +#define vp9_qp_delta_y_dc G2_DEC_REG(13, 23, 0x3f) +#define vp9_qp_delta_ch_dc G2_DEC_REG(13, 17, 0x3f) +#define vp9_qp_delta_ch_ac G2_DEC_REG(13, 11, 0x3f) +#define vp9_last_sign_bias G2_DEC_REG(13, 10, 0x1) +#define vp9_lossless_e G2_DEC_REG(13, 9, 0x1) +#define vp9_comp_pred_var_ref1 G2_DEC_REG(13, 7, 0x3) +#define vp9_comp_pred_var_ref0 G2_DEC_REG(13, 5, 0x3) +#define vp9_comp_pred_fixed_ref G2_DEC_REG(13, 3, 0x3) +#define vp9_segment_temp_upd_e G2_DEC_REG(13, 2, 0x1) +#define vp9_segment_upd_e G2_DEC_REG(13, 1, 0x1) +#define vp9_segment_e G2_DEC_REG(13, 0, 0x1) + +#define vp9_filt_level G2_DEC_REG(14, 18, 0x3f) +#define vp9_refpic_seg0 G2_DEC_REG(14, 15, 0x7) +#define vp9_skip_seg0 G2_DEC_REG(14, 14, 0x1) +#define vp9_filt_level_seg0 G2_DEC_REG(14, 8, 0x3f) +#define vp9_quant_seg0 G2_DEC_REG(14, 0, 0xff) + +#define vp9_refpic_seg1 G2_DEC_REG(15, 15, 0x7) +#define vp9_skip_seg1 G2_DEC_REG(15, 14, 0x1) +#define vp9_filt_level_seg1 G2_DEC_REG(15, 8, 0x3f) +#define vp9_quant_seg1 G2_DEC_REG(15, 0, 0xff) + +#define vp9_refpic_seg2 G2_DEC_REG(16, 15, 0x7) +#define vp9_skip_seg2 G2_DEC_REG(16, 14, 0x1) +#define vp9_filt_level_seg2 G2_DEC_REG(16, 8, 0x3f) +#define vp9_quant_seg2 G2_DEC_REG(16, 0, 0xff) + +#define vp9_refpic_seg3 G2_DEC_REG(17, 15, 0x7) +#define vp9_skip_seg3 G2_DEC_REG(17, 14, 0x1) +#define vp9_filt_level_seg3 G2_DEC_REG(17, 8, 0x3f) +#define vp9_quant_seg3 G2_DEC_REG(17, 0, 0xff) + +#define vp9_refpic_seg4 G2_DEC_REG(18, 15, 0x7) +#define vp9_skip_seg4 G2_DEC_REG(18, 14, 0x1) +#define vp9_filt_level_seg4 G2_DEC_REG(18, 8, 0x3f) +#define vp9_quant_seg4 G2_DEC_REG(18, 0, 0xff) + +#define vp9_refpic_seg5 G2_DEC_REG(19, 15, 0x7) +#define vp9_skip_seg5 G2_DEC_REG(19, 14, 0x1) +#define vp9_filt_level_seg5 G2_DEC_REG(19, 8, 0x3f) +#define vp9_quant_seg5 G2_DEC_REG(19, 0, 0xff) + #define hevc_cur_poc_00 G2_DEC_REG(46, 24, 0xff) #define hevc_cur_poc_01 G2_DEC_REG(46, 16, 0xff) #define hevc_cur_poc_02 G2_DEC_REG(46, 8, 0xff) @@ -174,6 +229,44 @@ #define hevc_cur_poc_14 G2_DEC_REG(49, 8, 0xff) #define hevc_cur_poc_15 G2_DEC_REG(49, 0, 0xff) +#define vp9_refpic_seg6 G2_DEC_REG(31, 15, 0x7) +#define vp9_skip_seg6 G2_DEC_REG(31, 14, 0x1) +#define vp9_filt_level_seg6 G2_DEC_REG(31, 8, 0x3f) +#define vp9_quant_seg6 G2_DEC_REG(31, 0, 0xff) + +#define vp9_refpic_seg7 G2_DEC_REG(32, 15, 0x7) +#define vp9_skip_seg7 G2_DEC_REG(32, 14, 0x1) +#define vp9_filt_level_seg7 G2_DEC_REG(32, 8, 0x3f) +#define vp9_quant_seg7 G2_DEC_REG(32, 0, 0xff) + +#define vp9_lref_width G2_DEC_REG(33, 16, 0xffff) +#define vp9_lref_height G2_DEC_REG(33, 0, 0xffff) + +#define vp9_gref_width G2_DEC_REG(34, 16, 0xffff) +#define vp9_gref_height G2_DEC_REG(34, 0, 0xffff) + +#define vp9_aref_width G2_DEC_REG(35, 16, 0xffff) +#define vp9_aref_height G2_DEC_REG(35, 0, 0xffff) + +#define vp9_lref_hor_scale G2_DEC_REG(36, 16, 0xffff) +#define vp9_lref_ver_scale G2_DEC_REG(36, 0, 0xffff) + +#define vp9_gref_hor_scale G2_DEC_REG(37, 16, 0xffff) +#define vp9_gref_ver_scale G2_DEC_REG(37, 0, 0xffff) + +#define vp9_aref_hor_scale G2_DEC_REG(38, 16, 0xffff) +#define vp9_aref_ver_scale G2_DEC_REG(38, 0, 0xffff) + +#define vp9_filt_ref_adj_0 G2_DEC_REG(46, 24, 0x7f) +#define vp9_filt_ref_adj_1 G2_DEC_REG(46, 16, 0x7f) +#define vp9_filt_ref_adj_2 G2_DEC_REG(46, 8, 0x7f) +#define vp9_filt_ref_adj_3 G2_DEC_REG(46, 0, 0x7f) + +#define vp9_filt_mb_adj_0 G2_DEC_REG(47, 24, 0x7f) +#define vp9_filt_mb_adj_1 G2_DEC_REG(47, 16, 0x7f) +#define vp9_filt_mb_adj_2 G2_DEC_REG(47, 8, 0x7f) +#define vp9_filt_mb_adj_3 G2_DEC_REG(47, 0, 0x7f) + #define g2_apf_threshold G2_DEC_REG(55, 0, 0xffff) #define g2_clk_gate_e G2_DEC_REG(58, 16, 0x1) @@ -186,6 +279,8 @@ #define G2_ADDR_DST (G2_SWREG(65)) #define G2_REG_ADDR_REF(i) (G2_SWREG(67) + ((i) * 0x8)) +#define VP9_ADDR_SEGMENT_WRITE (G2_SWREG(79)) +#define VP9_ADDR_SEGMENT_READ (G2_SWREG(81)) #define G2_ADDR_DST_CHR (G2_SWREG(99)) #define G2_REG_CHR_REF(i) (G2_SWREG(101) + ((i) * 0x8)) #define G2_ADDR_DST_MV (G2_SWREG(133)) @@ -193,6 +288,8 @@ #define G2_ADDR_TILE_SIZE (G2_SWREG(167)) #define G2_ADDR_STR (G2_SWREG(169)) #define HEVC_SCALING_LIST (G2_SWREG(171)) +#define VP9_ADDR_CTR (G2_SWREG(171)) +#define VP9_ADDR_PROBS (G2_SWREG(173)) #define G2_RASTER_SCAN (G2_SWREG(175)) #define G2_RASTER_SCAN_CHR (G2_SWREG(177)) #define G2_TILE_FILTER (G2_SWREG(179)) diff --git a/drivers/staging/media/hantro/hantro_g2_vp9_dec.c b/drivers/staging/media/hantro/hantro_g2_vp9_dec.c new file mode 100644 index 000000000000..49b5f304b6b4 --- /dev/null +++ b/drivers/staging/media/hantro/hantro_g2_vp9_dec.c @@ -0,0 +1,978 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Hantro VP9 codec driver + * + * Copyright (C) 2021 Collabora Ltd. + */ +#include "media/videobuf2-core.h" +#include "media/videobuf2-dma-contig.h" +#include "media/videobuf2-v4l2.h" +#include +#include +#include +#include + +#include "hantro.h" +#include "hantro_vp9.h" +#include "hantro_g2_regs.h" + +#define G2_ALIGN 16 + +enum hantro_ref_frames { + INTRA_FRAME = 0, + LAST_FRAME = 1, + GOLDEN_FRAME = 2, + ALTREF_FRAME = 3, + MAX_REF_FRAMES = 4 +}; + +static int start_prepare_run(struct hantro_ctx *ctx, const struct v4l2_ctrl_vp9_frame **dec_params) +{ + const struct v4l2_ctrl_vp9_compressed_hdr *prob_updates; + struct hantro_vp9_dec_hw_ctx *vp9_ctx = &ctx->vp9_dec; + struct v4l2_ctrl *ctrl; + unsigned int fctx_idx; + + /* v4l2-specific stuff */ + hantro_start_prepare_run(ctx); + + ctrl = v4l2_ctrl_find(&ctx->ctrl_handler, V4L2_CID_STATELESS_VP9_FRAME); + if (WARN_ON(!ctrl)) + return -EINVAL; + *dec_params = ctrl->p_cur.p; + + ctrl = v4l2_ctrl_find(&ctx->ctrl_handler, V4L2_CID_STATELESS_VP9_COMPRESSED_HDR); + if (WARN_ON(!ctrl)) + return -EINVAL; + prob_updates = ctrl->p_cur.p; + vp9_ctx->cur.tx_mode = prob_updates->tx_mode; + + /* + * vp9 stuff + * + * by this point the userspace has done all parts of 6.2 uncompressed_header() + * except this fragment: + * if ( FrameIsIntra || error_resilient_mode ) { + * setup_past_independence ( ) + * if ( frame_type == KEY_FRAME || error_resilient_mode == 1 || + * reset_frame_context == 3 ) { + * for ( i = 0; i < 4; i ++ ) { + * save_probs( i ) + * } + * } else if ( reset_frame_context == 2 ) { + * save_probs( frame_context_idx ) + * } + * frame_context_idx = 0 + * } + */ + fctx_idx = v4l2_vp9_reset_frame_ctx(*dec_params, vp9_ctx->frame_context); + vp9_ctx->cur.frame_context_idx = fctx_idx; + + /* 6.1 frame(sz): load_probs() and load_probs2() */ + vp9_ctx->probability_tables = vp9_ctx->frame_context[fctx_idx]; + + /* + * The userspace has also performed 6.3 compressed_header(), but handling the + * probs in a special way. All probs which need updating, except MV-related, + * have been read from the bitstream and translated through inv_map_table[], + * but no 6.3.6 inv_recenter_nonneg(v, m) has been performed. The values passed + * by userspace are either translated values (there are no 0 values in + * inv_map_table[]), or zero to indicate no update. All MV-related probs which need + * updating have been read from the bitstream and (mv_prob << 1) | 1 has been + * performed. The values passed by userspace are either new values + * to replace old ones (the above mentioned shift and bitwise or never result in + * a zero) or zero to indicate no update. + * fw_update_probs() performs actual probs updates or leaves probs as-is + * for values for which a zero was passed from userspace. + */ + v4l2_vp9_fw_update_probs(&vp9_ctx->probability_tables, prob_updates, *dec_params); + + return 0; +} + +static size_t chroma_offset(const struct hantro_ctx *ctx, + const struct v4l2_ctrl_vp9_frame *dec_params) +{ + int bytes_per_pixel = dec_params->bit_depth == 8 ? 1 : 2; + + return ctx->src_fmt.width * ctx->src_fmt.height * bytes_per_pixel; +} + +static size_t mv_offset(const struct hantro_ctx *ctx, + const struct v4l2_ctrl_vp9_frame *dec_params) +{ + size_t cr_offset = chroma_offset(ctx, dec_params); + + return ALIGN((cr_offset * 3) / 2, G2_ALIGN); +} + +static struct hantro_decoded_buffer * +get_ref_buf(struct hantro_ctx *ctx, struct vb2_v4l2_buffer *dst, u64 timestamp) +{ + struct v4l2_m2m_ctx *m2m_ctx = ctx->fh.m2m_ctx; + struct vb2_queue *cap_q = &m2m_ctx->cap_q_ctx.q; + int buf_idx; + + /* + * If a ref is unused or invalid, address of current destination + * buffer is returned. + */ + buf_idx = vb2_find_timestamp(cap_q, timestamp, 0); + if (buf_idx < 0) + return vb2_to_hantro_decoded_buf(&dst->vb2_buf); + + return vb2_to_hantro_decoded_buf(vb2_get_buffer(cap_q, buf_idx)); +} + +static void update_dec_buf_info(struct hantro_decoded_buffer *buf, + const struct v4l2_ctrl_vp9_frame *dec_params) +{ + buf->vp9.width = dec_params->frame_width_minus_1 + 1; + buf->vp9.height = dec_params->frame_height_minus_1 + 1; + buf->vp9.bit_depth = dec_params->bit_depth; +} + +static void update_ctx_cur_info(struct hantro_vp9_dec_hw_ctx *vp9_ctx, + struct hantro_decoded_buffer *buf, + const struct v4l2_ctrl_vp9_frame *dec_params) +{ + vp9_ctx->cur.valid = true; + vp9_ctx->cur.reference_mode = dec_params->reference_mode; + vp9_ctx->cur.interpolation_filter = dec_params->interpolation_filter; + vp9_ctx->cur.flags = dec_params->flags; + vp9_ctx->cur.timestamp = buf->base.vb.vb2_buf.timestamp; +} + +static void config_output(struct hantro_ctx *ctx, + struct hantro_decoded_buffer *dst, + const struct v4l2_ctrl_vp9_frame *dec_params) +{ + dma_addr_t luma_addr, chroma_addr, mv_addr; + + hantro_reg_write(ctx->dev, &g2_out_dis, 0); + hantro_reg_write(ctx->dev, &g2_output_format, 0); + + luma_addr = vb2_dma_contig_plane_dma_addr(&dst->base.vb.vb2_buf, 0); + hantro_write_addr(ctx->dev, G2_ADDR_DST, luma_addr); + + chroma_addr = luma_addr + chroma_offset(ctx, dec_params); + hantro_write_addr(ctx->dev, G2_ADDR_DST_CHR, chroma_addr); + + mv_addr = luma_addr + mv_offset(ctx, dec_params); + hantro_write_addr(ctx->dev, G2_ADDR_DST_MV, mv_addr); +} + +struct hantro_vp9_ref_reg { + const struct hantro_reg width; + const struct hantro_reg height; + const struct hantro_reg hor_scale; + const struct hantro_reg ver_scale; + u32 y_base; + u32 c_base; +}; + +static void config_ref(struct hantro_ctx *ctx, + struct hantro_decoded_buffer *dst, + const struct hantro_vp9_ref_reg *ref_reg, + const struct v4l2_ctrl_vp9_frame *dec_params, + u64 ref_ts) +{ + struct hantro_decoded_buffer *buf; + dma_addr_t luma_addr, chroma_addr; + u32 refw, refh; + + buf = get_ref_buf(ctx, &dst->base.vb, ref_ts); + refw = buf->vp9.width; + refh = buf->vp9.height; + + hantro_reg_write(ctx->dev, &ref_reg->width, refw); + hantro_reg_write(ctx->dev, &ref_reg->height, refh); + + hantro_reg_write(ctx->dev, &ref_reg->hor_scale, (refw << 14) / dst->vp9.width); + hantro_reg_write(ctx->dev, &ref_reg->ver_scale, (refh << 14) / dst->vp9.height); + + luma_addr = vb2_dma_contig_plane_dma_addr(&buf->base.vb.vb2_buf, 0); + hantro_write_addr(ctx->dev, ref_reg->y_base, luma_addr); + + chroma_addr = luma_addr + chroma_offset(ctx, dec_params); + hantro_write_addr(ctx->dev, ref_reg->c_base, chroma_addr); +} + +static void config_ref_registers(struct hantro_ctx *ctx, + const struct v4l2_ctrl_vp9_frame *dec_params, + struct hantro_decoded_buffer *dst, + struct hantro_decoded_buffer *mv_ref) +{ + static const struct hantro_vp9_ref_reg ref_regs[] = { + { + /* Last */ + .width = vp9_lref_width, + .height = vp9_lref_height, + .hor_scale = vp9_lref_hor_scale, + .ver_scale = vp9_lref_ver_scale, + .y_base = G2_REG_ADDR_REF(0), + .c_base = G2_REG_CHR_REF(0), + }, { + /* Golden */ + .width = vp9_gref_width, + .height = vp9_gref_height, + .hor_scale = vp9_gref_hor_scale, + .ver_scale = vp9_gref_ver_scale, + .y_base = G2_REG_ADDR_REF(4), + .c_base = G2_REG_CHR_REF(4), + }, { + /* Altref */ + .width = vp9_aref_width, + .height = vp9_aref_height, + .hor_scale = vp9_aref_hor_scale, + .ver_scale = vp9_aref_ver_scale, + .y_base = G2_REG_ADDR_REF(5), + .c_base = G2_REG_CHR_REF(5), + }, + }; + dma_addr_t mv_addr; + + config_ref(ctx, dst, &ref_regs[0], dec_params, dec_params->last_frame_ts); + config_ref(ctx, dst, &ref_regs[1], dec_params, dec_params->golden_frame_ts); + config_ref(ctx, dst, &ref_regs[2], dec_params, dec_params->alt_frame_ts); + + mv_addr = vb2_dma_contig_plane_dma_addr(&mv_ref->base.vb.vb2_buf, 0) + + mv_offset(ctx, dec_params); + hantro_write_addr(ctx->dev, G2_REG_DMV_REF(0), mv_addr); + + hantro_reg_write(ctx->dev, &vp9_last_sign_bias, + dec_params->ref_frame_sign_bias & V4L2_VP9_SIGN_BIAS_LAST ? 1 : 0); + + hantro_reg_write(ctx->dev, &vp9_gref_sign_bias, + dec_params->ref_frame_sign_bias & V4L2_VP9_SIGN_BIAS_GOLDEN ? 1 : 0); + + hantro_reg_write(ctx->dev, &vp9_aref_sign_bias, + dec_params->ref_frame_sign_bias & V4L2_VP9_SIGN_BIAS_ALT ? 1 : 0); +} + +static void recompute_tile_info(unsigned short *tile_info, unsigned int tiles, unsigned int sbs) +{ + int i; + unsigned int accumulated = 0; + unsigned int next_accumulated; + + for (i = 1; i <= tiles; ++i) { + next_accumulated = i * sbs / tiles; + *tile_info++ = next_accumulated - accumulated; + accumulated = next_accumulated; + } +} + +static void +recompute_tile_rc_info(struct hantro_ctx *ctx, + unsigned int tile_r, unsigned int tile_c, + unsigned int sbs_r, unsigned int sbs_c) +{ + struct hantro_vp9_dec_hw_ctx *vp9_ctx = &ctx->vp9_dec; + + recompute_tile_info(vp9_ctx->tile_r_info, tile_r, sbs_r); + recompute_tile_info(vp9_ctx->tile_c_info, tile_c, sbs_c); + + vp9_ctx->last_tile_r = tile_r; + vp9_ctx->last_tile_c = tile_c; + vp9_ctx->last_sbs_r = sbs_r; + vp9_ctx->last_sbs_c = sbs_c; +} + +static inline unsigned int first_tile_row(unsigned int tile_r, unsigned int sbs_r) +{ + if (tile_r == sbs_r + 1) + return 1; + + if (tile_r == sbs_r + 2) + return 2; + + return 0; +} + +static void +fill_tile_info(struct hantro_ctx *ctx, + unsigned int tile_r, unsigned int tile_c, + unsigned int sbs_r, unsigned int sbs_c, + unsigned short *tile_mem) +{ + struct hantro_vp9_dec_hw_ctx *vp9_ctx = &ctx->vp9_dec; + unsigned int i, j; + bool first = true; + + for (i = first_tile_row(tile_r, sbs_r); i < tile_r; ++i) { + unsigned short r_info = vp9_ctx->tile_r_info[i]; + + if (first) { + if (i > 0) + r_info += vp9_ctx->tile_r_info[0]; + if (i == 2) + r_info += vp9_ctx->tile_r_info[1]; + first = false; + } + for (j = 0; j < tile_c; ++j) { + *tile_mem++ = vp9_ctx->tile_c_info[j]; + *tile_mem++ = r_info; + } + } +} + +static void +config_tiles(struct hantro_ctx *ctx, + const struct v4l2_ctrl_vp9_frame *dec_params, + struct hantro_decoded_buffer *dst) +{ + struct hantro_vp9_dec_hw_ctx *vp9_ctx = &ctx->vp9_dec; + struct hantro_aux_buf *misc = &vp9_ctx->misc; + struct hantro_aux_buf *tile_edge = &vp9_ctx->tile_edge; + dma_addr_t addr; + unsigned short *tile_mem; + + addr = misc->dma + vp9_ctx->tile_info_offset; + hantro_write_addr(ctx->dev, G2_ADDR_TILE_SIZE, addr); + + tile_mem = misc->cpu + vp9_ctx->tile_info_offset; + if (dec_params->tile_cols_log2 || dec_params->tile_rows_log2) { + unsigned int tile_r = (1 << dec_params->tile_rows_log2); + unsigned int tile_c = (1 << dec_params->tile_cols_log2); + unsigned int sbs_r = hantro_vp9_num_sbs(dst->vp9.height); + unsigned int sbs_c = hantro_vp9_num_sbs(dst->vp9.width); + + if (tile_r != vp9_ctx->last_tile_r || tile_c != vp9_ctx->last_tile_c || + sbs_r != vp9_ctx->last_sbs_r || sbs_c != vp9_ctx->last_sbs_c) + recompute_tile_rc_info(ctx, tile_r, tile_c, sbs_r, sbs_c); + + fill_tile_info(ctx, tile_r, tile_c, sbs_r, sbs_c, tile_mem); + + hantro_reg_write(ctx->dev, &g2_tile_e, 1); + hantro_reg_write(ctx->dev, &g2_num_tile_cols, tile_c); + hantro_reg_write(ctx->dev, &g2_num_tile_rows, tile_r); + + addr = tile_edge->dma; + hantro_write_addr(ctx->dev, G2_TILE_FILTER, addr); + + addr = tile_edge->dma + vp9_ctx->bsd_ctrl_offset; + hantro_write_addr(ctx->dev, G2_TILE_BSD, addr); + } else { + tile_mem[0] = hantro_vp9_num_sbs(dst->vp9.width); + tile_mem[1] = hantro_vp9_num_sbs(dst->vp9.height); + + hantro_reg_write(ctx->dev, &g2_tile_e, 0); + hantro_reg_write(ctx->dev, &g2_num_tile_cols, 1); + hantro_reg_write(ctx->dev, &g2_num_tile_rows, 1); + } +} + +static void +update_feat_and_flag(struct hantro_vp9_dec_hw_ctx *vp9_ctx, + const struct v4l2_vp9_segmentation *seg, + enum v4l2_vp9_segment_feature feature, + unsigned int segid) +{ + u8 mask = V4L2_VP9_SEGMENT_FEATURE_ENABLED(feature); + + vp9_ctx->feature_data[segid][feature] = seg->feature_data[segid][feature]; + vp9_ctx->feature_enabled[segid] &= ~mask; + vp9_ctx->feature_enabled[segid] |= (seg->feature_enabled[segid] & mask); +} + +static inline s16 clip3(s16 x, s16 y, s16 z) +{ + return (z < x) ? x : (z > y) ? y : z; +} + +static s16 feat_val_clip3(s16 feat_val, s16 feature_data, bool absolute, u8 clip) +{ + if (absolute) + return feature_data; + + return clip3(0, 255, feat_val + feature_data); +} + +static void config_segment(struct hantro_ctx *ctx, const struct v4l2_ctrl_vp9_frame *dec_params) +{ + struct hantro_vp9_dec_hw_ctx *vp9_ctx = &ctx->vp9_dec; + const struct v4l2_vp9_segmentation *seg; + s16 feat_val; + unsigned char feat_id; + unsigned int segid; + bool segment_enabled, absolute, update_data; + + static const struct hantro_reg seg_regs[8][V4L2_VP9_SEG_LVL_MAX] = { + { vp9_quant_seg0, vp9_filt_level_seg0, vp9_refpic_seg0, vp9_skip_seg0 }, + { vp9_quant_seg1, vp9_filt_level_seg1, vp9_refpic_seg1, vp9_skip_seg1 }, + { vp9_quant_seg2, vp9_filt_level_seg2, vp9_refpic_seg2, vp9_skip_seg2 }, + { vp9_quant_seg3, vp9_filt_level_seg3, vp9_refpic_seg3, vp9_skip_seg3 }, + { vp9_quant_seg4, vp9_filt_level_seg4, vp9_refpic_seg4, vp9_skip_seg4 }, + { vp9_quant_seg5, vp9_filt_level_seg5, vp9_refpic_seg5, vp9_skip_seg5 }, + { vp9_quant_seg6, vp9_filt_level_seg6, vp9_refpic_seg6, vp9_skip_seg6 }, + { vp9_quant_seg7, vp9_filt_level_seg7, vp9_refpic_seg7, vp9_skip_seg7 }, + }; + + segment_enabled = !!(dec_params->seg.flags & V4L2_VP9_SEGMENTATION_FLAG_ENABLED); + hantro_reg_write(ctx->dev, &vp9_segment_e, segment_enabled); + hantro_reg_write(ctx->dev, &vp9_segment_upd_e, + !!(dec_params->seg.flags & V4L2_VP9_SEGMENTATION_FLAG_UPDATE_MAP)); + hantro_reg_write(ctx->dev, &vp9_segment_temp_upd_e, + !!(dec_params->seg.flags & V4L2_VP9_SEGMENTATION_FLAG_TEMPORAL_UPDATE)); + + seg = &dec_params->seg; + absolute = !!(seg->flags & V4L2_VP9_SEGMENTATION_FLAG_ABS_OR_DELTA_UPDATE); + update_data = !!(seg->flags & V4L2_VP9_SEGMENTATION_FLAG_UPDATE_DATA); + + for (segid = 0; segid < 8; ++segid) { + /* Quantizer segment feature */ + feat_id = V4L2_VP9_SEG_LVL_ALT_Q; + feat_val = dec_params->quant.base_q_idx; + if (segment_enabled) { + if (update_data) + update_feat_and_flag(vp9_ctx, seg, feat_id, segid); + if (v4l2_vp9_seg_feat_enabled(vp9_ctx->feature_enabled, feat_id, segid)) + feat_val = feat_val_clip3(feat_val, + vp9_ctx->feature_data[segid][feat_id], + absolute, 255); + } + hantro_reg_write(ctx->dev, &seg_regs[segid][feat_id], feat_val); + + /* Loop filter segment feature */ + feat_id = V4L2_VP9_SEG_LVL_ALT_L; + feat_val = dec_params->lf.level; + if (segment_enabled) { + if (update_data) + update_feat_and_flag(vp9_ctx, seg, feat_id, segid); + if (v4l2_vp9_seg_feat_enabled(vp9_ctx->feature_enabled, feat_id, segid)) + feat_val = feat_val_clip3(feat_val, + vp9_ctx->feature_data[segid][feat_id], + absolute, 63); + } + hantro_reg_write(ctx->dev, &seg_regs[segid][feat_id], feat_val); + + /* Reference frame segment feature */ + feat_id = V4L2_VP9_SEG_LVL_REF_FRAME; + feat_val = 0; + if (segment_enabled) { + if (update_data) + update_feat_and_flag(vp9_ctx, seg, feat_id, segid); + if (!(dec_params->flags & V4L2_VP9_FRAME_FLAG_KEY_FRAME) && + v4l2_vp9_seg_feat_enabled(vp9_ctx->feature_enabled, feat_id, segid)) + feat_val = vp9_ctx->feature_data[segid][feat_id] + 1; + } + hantro_reg_write(ctx->dev, &seg_regs[segid][feat_id], feat_val); + + /* Skip segment feature */ + feat_id = V4L2_VP9_SEG_LVL_SKIP; + feat_val = 0; + if (segment_enabled) { + if (update_data) + update_feat_and_flag(vp9_ctx, seg, feat_id, segid); + feat_val = v4l2_vp9_seg_feat_enabled(vp9_ctx->feature_enabled, + feat_id, segid) ? 1 : 0; + } + hantro_reg_write(ctx->dev, &seg_regs[segid][feat_id], feat_val); + } +} + +static void config_loop_filter(struct hantro_ctx *ctx, const struct v4l2_ctrl_vp9_frame *dec_params) +{ + bool d = dec_params->lf.flags & V4L2_VP9_LOOP_FILTER_FLAG_DELTA_ENABLED; + + hantro_reg_write(ctx->dev, &vp9_filt_level, dec_params->lf.level); + hantro_reg_write(ctx->dev, &g2_out_filtering_dis, dec_params->lf.level == 0); + hantro_reg_write(ctx->dev, &vp9_filt_sharpness, dec_params->lf.sharpness); + + hantro_reg_write(ctx->dev, &vp9_filt_ref_adj_0, d ? dec_params->lf.ref_deltas[0] : 0); + hantro_reg_write(ctx->dev, &vp9_filt_ref_adj_1, d ? dec_params->lf.ref_deltas[1] : 0); + hantro_reg_write(ctx->dev, &vp9_filt_ref_adj_2, d ? dec_params->lf.ref_deltas[2] : 0); + hantro_reg_write(ctx->dev, &vp9_filt_ref_adj_3, d ? dec_params->lf.ref_deltas[3] : 0); + hantro_reg_write(ctx->dev, &vp9_filt_mb_adj_0, d ? dec_params->lf.mode_deltas[0] : 0); + hantro_reg_write(ctx->dev, &vp9_filt_mb_adj_1, d ? dec_params->lf.mode_deltas[1] : 0); +} + +static void config_picture_dimensions(struct hantro_ctx *ctx, struct hantro_decoded_buffer *dst) +{ + u32 pic_w_4x4, pic_h_4x4; + + hantro_reg_write(ctx->dev, &g2_pic_width_in_cbs, (dst->vp9.width + 7) / 8); + hantro_reg_write(ctx->dev, &g2_pic_height_in_cbs, (dst->vp9.height + 7) / 8); + pic_w_4x4 = roundup(dst->vp9.width, 8) >> 2; + pic_h_4x4 = roundup(dst->vp9.height, 8) >> 2; + hantro_reg_write(ctx->dev, &g2_pic_width_4x4, pic_w_4x4); + hantro_reg_write(ctx->dev, &g2_pic_height_4x4, pic_h_4x4); +} + +static void +config_bit_depth(struct hantro_ctx *ctx, const struct v4l2_ctrl_vp9_frame *dec_params) +{ + hantro_reg_write(ctx->dev, &g2_bit_depth_y_minus8, dec_params->bit_depth - 8); + hantro_reg_write(ctx->dev, &g2_bit_depth_c_minus8, dec_params->bit_depth - 8); +} + +static inline bool is_lossless(const struct v4l2_vp9_quantization *quant) +{ + return quant->base_q_idx == 0 && quant->delta_q_uv_ac == 0 && + quant->delta_q_uv_dc == 0 && quant->delta_q_y_dc == 0; +} + +static void +config_quant(struct hantro_ctx *ctx, const struct v4l2_ctrl_vp9_frame *dec_params) +{ + hantro_reg_write(ctx->dev, &vp9_qp_delta_y_dc, dec_params->quant.delta_q_y_dc); + hantro_reg_write(ctx->dev, &vp9_qp_delta_ch_dc, dec_params->quant.delta_q_uv_dc); + hantro_reg_write(ctx->dev, &vp9_qp_delta_ch_ac, dec_params->quant.delta_q_uv_ac); + hantro_reg_write(ctx->dev, &vp9_lossless_e, is_lossless(&dec_params->quant)); +} + +static u32 +hantro_interp_filter_from_v4l2(enum v4l2_vp9_interpolation_filter interpolation_filter) +{ + switch (interpolation_filter) { + case V4L2_VP9_INTERP_FILTER_EIGHTTAP: + return 0x1; + case V4L2_VP9_INTERP_FILTER_EIGHTTAP_SMOOTH: + return 0; + case V4L2_VP9_INTERP_FILTER_EIGHTTAP_SHARP: + return 0x2; + case V4L2_VP9_INTERP_FILTER_BILINEAR: + return 0x3; + case V4L2_VP9_INTERP_FILTER_SWITCHABLE: + return 0x4; + } + + return 0; +} + +static void +config_others(struct hantro_ctx *ctx, const struct v4l2_ctrl_vp9_frame *dec_params, + bool intra_only, bool resolution_change) +{ + struct hantro_vp9_dec_hw_ctx *vp9_ctx = &ctx->vp9_dec; + + hantro_reg_write(ctx->dev, &g2_idr_pic_e, intra_only); + + hantro_reg_write(ctx->dev, &vp9_transform_mode, vp9_ctx->cur.tx_mode); + + hantro_reg_write(ctx->dev, &vp9_mcomp_filt_type, intra_only ? + 0 : hantro_interp_filter_from_v4l2(dec_params->interpolation_filter)); + + hantro_reg_write(ctx->dev, &vp9_high_prec_mv_e, + !!(dec_params->flags & V4L2_VP9_FRAME_FLAG_ALLOW_HIGH_PREC_MV)); + + hantro_reg_write(ctx->dev, &vp9_comp_pred_mode, dec_params->reference_mode); + + hantro_reg_write(ctx->dev, &g2_tempor_mvp_e, + !(dec_params->flags & V4L2_VP9_FRAME_FLAG_ERROR_RESILIENT) && + !(dec_params->flags & V4L2_VP9_FRAME_FLAG_KEY_FRAME) && + !(vp9_ctx->last.flags & V4L2_VP9_FRAME_FLAG_KEY_FRAME) && + !(dec_params->flags & V4L2_VP9_FRAME_FLAG_INTRA_ONLY) && + !resolution_change && + vp9_ctx->last.flags & V4L2_VP9_FRAME_FLAG_SHOW_FRAME + ); + + hantro_reg_write(ctx->dev, &g2_write_mvs_e, + !(dec_params->flags & V4L2_VP9_FRAME_FLAG_KEY_FRAME)); +} + +static void +config_compound_reference(struct hantro_ctx *ctx, + const struct v4l2_ctrl_vp9_frame *dec_params) +{ + u32 comp_fixed_ref, comp_var_ref[2]; + bool last_ref_frame_sign_bias; + bool golden_ref_frame_sign_bias; + bool alt_ref_frame_sign_bias; + bool comp_ref_allowed = 0; + + comp_fixed_ref = 0; + comp_var_ref[0] = 0; + comp_var_ref[1] = 0; + + last_ref_frame_sign_bias = dec_params->ref_frame_sign_bias & V4L2_VP9_SIGN_BIAS_LAST; + golden_ref_frame_sign_bias = dec_params->ref_frame_sign_bias & V4L2_VP9_SIGN_BIAS_GOLDEN; + alt_ref_frame_sign_bias = dec_params->ref_frame_sign_bias & V4L2_VP9_SIGN_BIAS_ALT; + + /* 6.3.12 Frame reference mode syntax */ + comp_ref_allowed |= golden_ref_frame_sign_bias != last_ref_frame_sign_bias; + comp_ref_allowed |= alt_ref_frame_sign_bias != last_ref_frame_sign_bias; + + if (comp_ref_allowed) { + if (last_ref_frame_sign_bias == + golden_ref_frame_sign_bias) { + comp_fixed_ref = ALTREF_FRAME; + comp_var_ref[0] = LAST_FRAME; + comp_var_ref[1] = GOLDEN_FRAME; + } else if (last_ref_frame_sign_bias == + alt_ref_frame_sign_bias) { + comp_fixed_ref = GOLDEN_FRAME; + comp_var_ref[0] = LAST_FRAME; + comp_var_ref[1] = ALTREF_FRAME; + } else { + comp_fixed_ref = LAST_FRAME; + comp_var_ref[0] = GOLDEN_FRAME; + comp_var_ref[1] = ALTREF_FRAME; + } + } + + hantro_reg_write(ctx->dev, &vp9_comp_pred_fixed_ref, comp_fixed_ref); + hantro_reg_write(ctx->dev, &vp9_comp_pred_var_ref0, comp_var_ref[0]); + hantro_reg_write(ctx->dev, &vp9_comp_pred_var_ref1, comp_var_ref[1]); +} + +#define INNER_LOOP \ +do { \ + for (m = 0; m < ARRAY_SIZE(adaptive->coef[0][0][0][0]); ++m) { \ + memcpy(adaptive->coef[i][j][k][l][m], \ + probs->coef[i][j][k][l][m], \ + sizeof(probs->coef[i][j][k][l][m])); \ + \ + adaptive->coef[i][j][k][l][m][3] = 0; \ + } \ +} while (0) + +static void config_probs(struct hantro_ctx *ctx, const struct v4l2_ctrl_vp9_frame *dec_params) +{ + struct hantro_vp9_dec_hw_ctx *vp9_ctx = &ctx->vp9_dec; + struct hantro_aux_buf *misc = &vp9_ctx->misc; + struct hantro_g2_all_probs *all_probs = misc->cpu; + struct hantro_g2_probs *adaptive; + struct hantro_g2_mv_probs *mv; + const struct v4l2_vp9_segmentation *seg = &dec_params->seg; + const struct v4l2_vp9_frame_context *probs = &vp9_ctx->probability_tables; + int i, j, k, l, m; + + for (i = 0; i < ARRAY_SIZE(all_probs->kf_y_mode_prob); ++i) + for (j = 0; j < ARRAY_SIZE(all_probs->kf_y_mode_prob[0]); ++j) { + memcpy(all_probs->kf_y_mode_prob[i][j], + v4l2_vp9_kf_y_mode_prob[i][j], + ARRAY_SIZE(all_probs->kf_y_mode_prob[i][j])); + + all_probs->kf_y_mode_prob_tail[i][j][0] = + v4l2_vp9_kf_y_mode_prob[i][j][8]; + } + + memcpy(all_probs->mb_segment_tree_probs, seg->tree_probs, + sizeof(all_probs->mb_segment_tree_probs)); + + memcpy(all_probs->segment_pred_probs, seg->pred_probs, + sizeof(all_probs->segment_pred_probs)); + + for (i = 0; i < ARRAY_SIZE(all_probs->kf_uv_mode_prob); ++i) { + memcpy(all_probs->kf_uv_mode_prob[i], v4l2_vp9_kf_uv_mode_prob[i], + ARRAY_SIZE(all_probs->kf_uv_mode_prob[i])); + + all_probs->kf_uv_mode_prob_tail[i][0] = v4l2_vp9_kf_uv_mode_prob[i][8]; + } + + adaptive = &all_probs->probs; + + for (i = 0; i < ARRAY_SIZE(adaptive->inter_mode); ++i) { + memcpy(adaptive->inter_mode[i], probs->inter_mode[i], + sizeof(probs->inter_mode)); + + adaptive->inter_mode[i][3] = 0; + } + + memcpy(adaptive->is_inter, probs->is_inter, sizeof(adaptive->is_inter)); + + for (i = 0; i < ARRAY_SIZE(adaptive->uv_mode); ++i) { + memcpy(adaptive->uv_mode[i], probs->uv_mode[i], + sizeof(adaptive->uv_mode[i])); + adaptive->uv_mode_tail[i][0] = probs->uv_mode[i][8]; + } + + memcpy(adaptive->tx8, probs->tx8, sizeof(adaptive->tx8)); + memcpy(adaptive->tx16, probs->tx16, sizeof(adaptive->tx16)); + memcpy(adaptive->tx32, probs->tx32, sizeof(adaptive->tx32)); + + for (i = 0; i < ARRAY_SIZE(adaptive->y_mode); ++i) { + memcpy(adaptive->y_mode[i], probs->y_mode[i], + ARRAY_SIZE(adaptive->y_mode[i])); + + adaptive->y_mode_tail[i][0] = probs->y_mode[i][8]; + } + + for (i = 0; i < ARRAY_SIZE(adaptive->partition[0]); ++i) { + memcpy(adaptive->partition[0][i], v4l2_vp9_kf_partition_probs[i], + sizeof(v4l2_vp9_kf_partition_probs[i])); + + adaptive->partition[0][i][3] = 0; + } + + for (i = 0; i < ARRAY_SIZE(adaptive->partition[1]); ++i) { + memcpy(adaptive->partition[1][i], probs->partition[i], + sizeof(probs->partition[i])); + + adaptive->partition[1][i][3] = 0; + } + + memcpy(adaptive->interp_filter, probs->interp_filter, + sizeof(adaptive->interp_filter)); + + memcpy(adaptive->comp_mode, probs->comp_mode, sizeof(adaptive->comp_mode)); + + memcpy(adaptive->skip, probs->skip, sizeof(adaptive->skip)); + + mv = &adaptive->mv; + + memcpy(mv->joint, probs->mv.joint, sizeof(mv->joint)); + memcpy(mv->sign, probs->mv.sign, sizeof(mv->sign)); + memcpy(mv->class0_bit, probs->mv.class0_bit, sizeof(mv->class0_bit)); + memcpy(mv->fr, probs->mv.fr, sizeof(mv->fr)); + memcpy(mv->class0_hp, probs->mv.class0_hp, sizeof(mv->class0_hp)); + memcpy(mv->hp, probs->mv.hp, sizeof(mv->hp)); + memcpy(mv->classes, probs->mv.classes, sizeof(mv->classes)); + memcpy(mv->class0_fr, probs->mv.class0_fr, sizeof(mv->class0_fr)); + memcpy(mv->bits, probs->mv.bits, sizeof(mv->bits)); + + memcpy(adaptive->single_ref, probs->single_ref, sizeof(adaptive->single_ref)); + + memcpy(adaptive->comp_ref, probs->comp_ref, sizeof(adaptive->comp_ref)); + + for (i = 0; i < ARRAY_SIZE(adaptive->coef); ++i) + for (j = 0; j < ARRAY_SIZE(adaptive->coef[0]); ++j) + for (k = 0; k < ARRAY_SIZE(adaptive->coef[0][0]); ++k) + for (l = 0; l < ARRAY_SIZE(adaptive->coef[0][0][0]); ++l) + INNER_LOOP; + + hantro_write_addr(ctx->dev, VP9_ADDR_PROBS, misc->dma); +} + +static void config_counts(struct hantro_ctx *ctx) +{ + struct hantro_vp9_dec_hw_ctx *vp9_dec = &ctx->vp9_dec; + struct hantro_aux_buf *misc = &vp9_dec->misc; + dma_addr_t addr = misc->dma + vp9_dec->ctx_counters_offset; + + hantro_write_addr(ctx->dev, VP9_ADDR_CTR, addr); +} + +static void config_seg_map(struct hantro_ctx *ctx, + const struct v4l2_ctrl_vp9_frame *dec_params, + bool intra_only, bool update_map) +{ + struct hantro_vp9_dec_hw_ctx *vp9_ctx = &ctx->vp9_dec; + struct hantro_aux_buf *segment_map = &vp9_ctx->segment_map; + dma_addr_t addr; + + if (intra_only || + (dec_params->flags & V4L2_VP9_FRAME_FLAG_ERROR_RESILIENT)) { + memset(segment_map->cpu, 0, segment_map->size); + memset(vp9_ctx->feature_data, 0, sizeof(vp9_ctx->feature_data)); + memset(vp9_ctx->feature_enabled, 0, sizeof(vp9_ctx->feature_enabled)); + } + + addr = segment_map->dma + vp9_ctx->active_segment * vp9_ctx->segment_map_size; + hantro_write_addr(ctx->dev, VP9_ADDR_SEGMENT_READ, addr); + + addr = segment_map->dma + (1 - vp9_ctx->active_segment) * vp9_ctx->segment_map_size; + hantro_write_addr(ctx->dev, VP9_ADDR_SEGMENT_WRITE, addr); + + if (update_map) + vp9_ctx->active_segment = 1 - vp9_ctx->active_segment; +} + +static void +config_source(struct hantro_ctx *ctx, const struct v4l2_ctrl_vp9_frame *dec_params, + struct vb2_v4l2_buffer *vb2_src) +{ + dma_addr_t stream_base, tmp_addr; + unsigned int headres_size; + u32 src_len, start_bit, src_buf_len; + + headres_size = dec_params->uncompressed_header_size + + dec_params->compressed_header_size; + + stream_base = vb2_dma_contig_plane_dma_addr(&vb2_src->vb2_buf, 0); + hantro_write_addr(ctx->dev, G2_ADDR_STR, stream_base); + + tmp_addr = stream_base + headres_size; + start_bit = (tmp_addr & 0xf) * 8; + hantro_reg_write(ctx->dev, &g2_start_bit, start_bit); + + src_len = vb2_get_plane_payload(&vb2_src->vb2_buf, 0); + src_len += start_bit / 8 - headres_size; + hantro_reg_write(ctx->dev, &g2_stream_len, src_len); + + tmp_addr &= ~0xf; + hantro_reg_write(ctx->dev, &g2_strm_start_offset, tmp_addr - stream_base); + src_buf_len = vb2_plane_size(&vb2_src->vb2_buf, 0); + hantro_reg_write(ctx->dev, &g2_strm_buffer_len, src_buf_len); +} + +static void +config_registers(struct hantro_ctx *ctx, const struct v4l2_ctrl_vp9_frame *dec_params, + struct vb2_v4l2_buffer *vb2_src, struct vb2_v4l2_buffer *vb2_dst) +{ + struct hantro_decoded_buffer *dst, *last, *mv_ref; + struct hantro_vp9_dec_hw_ctx *vp9_ctx = &ctx->vp9_dec; + const struct v4l2_vp9_segmentation *seg; + bool intra_only, resolution_change; + + /* vp9 stuff */ + dst = vb2_to_hantro_decoded_buf(&vb2_dst->vb2_buf); + + if (vp9_ctx->last.valid) + last = get_ref_buf(ctx, &dst->base.vb, vp9_ctx->last.timestamp); + else + last = dst; + + update_dec_buf_info(dst, dec_params); + update_ctx_cur_info(vp9_ctx, dst, dec_params); + seg = &dec_params->seg; + + intra_only = !!(dec_params->flags & + (V4L2_VP9_FRAME_FLAG_KEY_FRAME | + V4L2_VP9_FRAME_FLAG_INTRA_ONLY)); + + if (!intra_only && + !(dec_params->flags & V4L2_VP9_FRAME_FLAG_ERROR_RESILIENT) && + vp9_ctx->last.valid) + mv_ref = last; + else + mv_ref = dst; + + resolution_change = dst->vp9.width != last->vp9.width || + dst->vp9.height != last->vp9.height; + + /* configure basic registers */ + hantro_reg_write(ctx->dev, &g2_mode, VP9_DEC_MODE); + hantro_reg_write(ctx->dev, &g2_strm_swap, 0xf); + hantro_reg_write(ctx->dev, &g2_dirmv_swap, 0xf); + hantro_reg_write(ctx->dev, &g2_compress_swap, 0xf); + hantro_reg_write(ctx->dev, &g2_buswidth, BUS_WIDTH_128); + hantro_reg_write(ctx->dev, &g2_max_burst, 16); + hantro_reg_write(ctx->dev, &g2_apf_threshold, 8); + hantro_reg_write(ctx->dev, &g2_ref_compress_bypass, 1); + hantro_reg_write(ctx->dev, &g2_clk_gate_e, 1); + hantro_reg_write(ctx->dev, &g2_max_cb_size, 6); + hantro_reg_write(ctx->dev, &g2_min_cb_size, 3); + + config_output(ctx, dst, dec_params); + + if (!intra_only) + config_ref_registers(ctx, dec_params, dst, mv_ref); + + config_tiles(ctx, dec_params, dst); + config_segment(ctx, dec_params); + config_loop_filter(ctx, dec_params); + config_picture_dimensions(ctx, dst); + config_bit_depth(ctx, dec_params); + config_quant(ctx, dec_params); + config_others(ctx, dec_params, intra_only, resolution_change); + config_compound_reference(ctx, dec_params); + config_probs(ctx, dec_params); + config_counts(ctx); + config_seg_map(ctx, dec_params, intra_only, + seg->flags & V4L2_VP9_SEGMENTATION_FLAG_UPDATE_MAP); + config_source(ctx, dec_params, vb2_src); +} + +int hantro_g2_vp9_dec_run(struct hantro_ctx *ctx) +{ + const struct v4l2_ctrl_vp9_frame *decode_params; + struct vb2_v4l2_buffer *src; + struct vb2_v4l2_buffer *dst; + int ret; + + hantro_g2_check_idle(ctx->dev); + + ret = start_prepare_run(ctx, &decode_params); + if (ret) { + hantro_end_prepare_run(ctx); + return ret; + } + + src = hantro_get_src_buf(ctx); + dst = hantro_get_dst_buf(ctx); + + config_registers(ctx, decode_params, src, dst); + + hantro_end_prepare_run(ctx); + + vdpu_write(ctx->dev, G2_REG_INTERRUPT_DEC_E, G2_REG_INTERRUPT); + + return 0; +} + +#define copy_tx_and_skip(p1, p2) \ +do { \ + memcpy((p1)->tx8, (p2)->tx8, sizeof((p1)->tx8)); \ + memcpy((p1)->tx16, (p2)->tx16, sizeof((p1)->tx16)); \ + memcpy((p1)->tx32, (p2)->tx32, sizeof((p1)->tx32)); \ + memcpy((p1)->skip, (p2)->skip, sizeof((p1)->skip)); \ +} while (0) + +void hantro_g2_vp9_dec_done(struct hantro_ctx *ctx) +{ + struct hantro_vp9_dec_hw_ctx *vp9_ctx = &ctx->vp9_dec; + unsigned int fctx_idx; + + if (!(vp9_ctx->cur.flags & V4L2_VP9_FRAME_FLAG_REFRESH_FRAME_CTX)) + goto out_update_last; + + fctx_idx = vp9_ctx->cur.frame_context_idx; + + if (!(vp9_ctx->cur.flags & V4L2_VP9_FRAME_FLAG_PARALLEL_DEC_MODE)) { + /* error_resilient_mode == 0 && frame_parallel_decoding_mode == 0 */ + struct v4l2_vp9_frame_context *probs = &vp9_ctx->probability_tables; + bool frame_is_intra = vp9_ctx->cur.flags & + (V4L2_VP9_FRAME_FLAG_KEY_FRAME | V4L2_VP9_FRAME_FLAG_INTRA_ONLY); + struct tx_and_skip { + u8 tx8[2][1]; + u8 tx16[2][2]; + u8 tx32[2][3]; + u8 skip[3]; + } _tx_skip, *tx_skip = &_tx_skip; + struct v4l2_vp9_frame_symbol_counts *counts; + struct symbol_counts *hantro_cnts; + u32 tx16p[2][4]; + int i; + + /* buffer the forward-updated TX and skip probs */ + if (frame_is_intra) + copy_tx_and_skip(tx_skip, probs); + + /* 6.1.2 refresh_probs(): load_probs() and load_probs2() */ + *probs = vp9_ctx->frame_context[fctx_idx]; + + /* if FrameIsIntra then undo the effect of load_probs2() */ + if (frame_is_intra) + copy_tx_and_skip(probs, tx_skip); + + counts = &vp9_ctx->cnts; + hantro_cnts = vp9_ctx->misc.cpu + vp9_ctx->ctx_counters_offset; + for (i = 0; i < ARRAY_SIZE(tx16p); ++i) { + memcpy(tx16p[i], + hantro_cnts->tx16x16_count[i], + sizeof(hantro_cnts->tx16x16_count[0])); + tx16p[i][3] = 0; + } + counts->tx16p = &tx16p; + + v4l2_vp9_adapt_coef_probs(probs, counts, + !vp9_ctx->last.valid || + vp9_ctx->last.flags & V4L2_VP9_FRAME_FLAG_KEY_FRAME, + frame_is_intra); + + if (!frame_is_intra) { + /* load_probs2() already done */ + u32 mv_mode[7][4]; + + for (i = 0; i < ARRAY_SIZE(mv_mode); ++i) { + mv_mode[i][0] = hantro_cnts->inter_mode_counts[i][1][0]; + mv_mode[i][1] = hantro_cnts->inter_mode_counts[i][2][0]; + mv_mode[i][2] = hantro_cnts->inter_mode_counts[i][0][0]; + mv_mode[i][3] = hantro_cnts->inter_mode_counts[i][2][1]; + } + counts->mv_mode = &mv_mode; + v4l2_vp9_adapt_noncoef_probs(&vp9_ctx->probability_tables, counts, + vp9_ctx->cur.reference_mode, + vp9_ctx->cur.interpolation_filter, + vp9_ctx->cur.tx_mode, vp9_ctx->cur.flags); + } + } + + vp9_ctx->frame_context[fctx_idx] = vp9_ctx->probability_tables; + +out_update_last: + vp9_ctx->last = vp9_ctx->cur; +} diff --git a/drivers/staging/media/hantro/hantro_hw.h b/drivers/staging/media/hantro/hantro_hw.h index 42b3f3961f75..2961d399fd60 100644 --- a/drivers/staging/media/hantro/hantro_hw.h +++ b/drivers/staging/media/hantro/hantro_hw.h @@ -12,6 +12,7 @@ #include #include #include +#include #include #define DEC_8190_ALIGN_MASK 0x07U @@ -161,6 +162,50 @@ struct hantro_vp8_dec_hw_ctx { struct hantro_aux_buf prob_tbl; }; +struct hantro_vp9_frame_info { + u32 valid : 1; + u32 frame_context_idx : 2; + u32 reference_mode : 2; + u32 tx_mode : 3; + u32 interpolation_filter : 3; + u32 flags; + u64 timestamp; +}; + +#define MAX_SB_COLS 64 +#define MAX_SB_ROWS 34 + +/** + * struct hantro_vp9_dec_hw_ctx + * + */ +struct hantro_vp9_dec_hw_ctx { + struct hantro_aux_buf tile_edge; + struct hantro_aux_buf segment_map; + struct hantro_aux_buf misc; + struct v4l2_vp9_frame_symbol_counts cnts; + struct v4l2_vp9_frame_context probability_tables; + struct v4l2_vp9_frame_context frame_context[4]; + struct hantro_vp9_frame_info cur; + struct hantro_vp9_frame_info last; + + unsigned int bsd_ctrl_offset; + unsigned int segment_map_size; + unsigned int ctx_counters_offset; + unsigned int tile_info_offset; + + unsigned short tile_r_info[MAX_SB_ROWS]; + unsigned short tile_c_info[MAX_SB_COLS]; + unsigned int last_tile_r; + unsigned int last_tile_c; + unsigned int last_sbs_r; + unsigned int last_sbs_c; + + unsigned int active_segment; + u8 feature_enabled[8]; + s16 feature_data[8][4]; +}; + /** * struct hantro_postproc_ctx * @@ -267,6 +312,24 @@ void hantro_hevc_ref_remove_unused(struct hantro_ctx *ctx); size_t hantro_hevc_chroma_offset(const struct v4l2_ctrl_hevc_sps *sps); size_t hantro_hevc_motion_vectors_offset(const struct v4l2_ctrl_hevc_sps *sps); +static inline unsigned short hantro_vp9_num_sbs(unsigned short dimension) +{ + return (dimension + 63) / 64; +} + +static inline size_t +hantro_vp9_mv_size(unsigned int width, unsigned int height) +{ + int num_ctbs; + + /* + * There can be up to (CTBs x 64) number of blocks, + * and the motion vector for each block needs 16 bytes. + */ + num_ctbs = hantro_vp9_num_sbs(width) * hantro_vp9_num_sbs(height); + return (num_ctbs * 64) * 16; +} + static inline size_t hantro_h264_mv_size(unsigned int width, unsigned int height) { @@ -308,6 +371,10 @@ void hantro_vp8_dec_exit(struct hantro_ctx *ctx); void hantro_vp8_prob_update(struct hantro_ctx *ctx, const struct v4l2_ctrl_vp8_frame *hdr); +int hantro_g2_vp9_dec_run(struct hantro_ctx *ctx); +void hantro_g2_vp9_dec_done(struct hantro_ctx *ctx); +int hantro_vp9_dec_init(struct hantro_ctx *ctx); +void hantro_vp9_dec_exit(struct hantro_ctx *ctx); void hantro_g2_check_idle(struct hantro_dev *vpu); #endif /* HANTRO_HW_H_ */ diff --git a/drivers/staging/media/hantro/hantro_v4l2.c b/drivers/staging/media/hantro/hantro_v4l2.c index d1f060c55fed..e4b0645ba6fc 100644 --- a/drivers/staging/media/hantro/hantro_v4l2.c +++ b/drivers/staging/media/hantro/hantro_v4l2.c @@ -299,6 +299,11 @@ static int hantro_try_fmt(const struct hantro_ctx *ctx, pix_mp->plane_fmt[0].sizeimage += hantro_h264_mv_size(pix_mp->width, pix_mp->height); + else if (ctx->vpu_src_fmt->fourcc == V4L2_PIX_FMT_VP9_FRAME && + !hantro_needs_postproc(ctx, fmt)) + pix_mp->plane_fmt[0].sizeimage += + hantro_vp9_mv_size(pix_mp->width, + pix_mp->height); } else if (!pix_mp->plane_fmt[0].sizeimage) { /* * For coded formats the application can specify @@ -407,6 +412,7 @@ hantro_update_requires_request(struct hantro_ctx *ctx, u32 fourcc) case V4L2_PIX_FMT_VP8_FRAME: case V4L2_PIX_FMT_H264_SLICE: case V4L2_PIX_FMT_HEVC_SLICE: + case V4L2_PIX_FMT_VP9_FRAME: ctx->fh.m2m_ctx->out_q_ctx.q.requires_requests = true; break; default: diff --git a/drivers/staging/media/hantro/hantro_vp9.c b/drivers/staging/media/hantro/hantro_vp9.c new file mode 100644 index 000000000000..566cd376c097 --- /dev/null +++ b/drivers/staging/media/hantro/hantro_vp9.c @@ -0,0 +1,240 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Hantro VP9 codec driver + * + * Copyright (C) 2021 Collabora Ltd. + */ + +#include +#include + +#include "hantro.h" +#include "hantro_hw.h" +#include "hantro_vp9.h" + +#define POW2(x) (1 << (x)) + +#define MAX_LOG2_TILE_COLUMNS 6 +#define MAX_NUM_TILE_COLS POW2(MAX_LOG2_TILE_COLUMNS) +#define MAX_TILE_COLS 20 +#define MAX_TILE_ROWS 22 + +static size_t hantro_vp9_tile_filter_size(unsigned int height) +{ + u32 h, height32, size; + + h = roundup(height, 8); + + height32 = roundup(h, 64); + size = 24 * height32 * (MAX_NUM_TILE_COLS - 1); /* luma: 8, chroma: 8 + 8 */ + + return size; +} + +static size_t hantro_vp9_bsd_control_size(unsigned int height) +{ + u32 h, height32; + + h = roundup(height, 8); + height32 = roundup(h, 64); + + return 16 * (height32 / 4) * (MAX_NUM_TILE_COLS - 1); +} + +static size_t hantro_vp9_segment_map_size(unsigned int width, unsigned int height) +{ + u32 w, h; + int num_ctbs; + + w = roundup(width, 8); + h = roundup(height, 8); + num_ctbs = ((w + 63) / 64) * ((h + 63) / 64); + + return num_ctbs * 32; +} + +static inline size_t hantro_vp9_prob_tab_size(void) +{ + return roundup(sizeof(struct hantro_g2_all_probs), 16); +} + +static inline size_t hantro_vp9_count_tab_size(void) +{ + return roundup(sizeof(struct symbol_counts), 16); +} + +static inline size_t hantro_vp9_tile_info_size(void) +{ + return roundup((MAX_TILE_COLS * MAX_TILE_ROWS * 4 * sizeof(u16) + 15 + 16) & ~0xf, 16); +} + +static void *get_coeffs_arr(struct symbol_counts *cnts, int i, int j, int k, int l, int m) +{ + if (i == 0) + return &cnts->count_coeffs[j][k][l][m]; + + if (i == 1) + return &cnts->count_coeffs8x8[j][k][l][m]; + + if (i == 2) + return &cnts->count_coeffs16x16[j][k][l][m]; + + if (i == 3) + return &cnts->count_coeffs32x32[j][k][l][m]; + + return NULL; +} + +static void *get_eobs1(struct symbol_counts *cnts, int i, int j, int k, int l, int m) +{ + if (i == 0) + return &cnts->count_coeffs[j][k][l][m][3]; + + if (i == 1) + return &cnts->count_coeffs8x8[j][k][l][m][3]; + + if (i == 2) + return &cnts->count_coeffs16x16[j][k][l][m][3]; + + if (i == 3) + return &cnts->count_coeffs32x32[j][k][l][m][3]; + + return NULL; +} + +#define INNER_LOOP \ + do { \ + for (m = 0; m < ARRAY_SIZE(vp9_ctx->cnts.coeff[i][0][0][0]); ++m) { \ + vp9_ctx->cnts.coeff[i][j][k][l][m] = \ + get_coeffs_arr(cnts, i, j, k, l, m); \ + vp9_ctx->cnts.eob[i][j][k][l][m][0] = \ + &cnts->count_eobs[i][j][k][l][m]; \ + vp9_ctx->cnts.eob[i][j][k][l][m][1] = \ + get_eobs1(cnts, i, j, k, l, m); \ + } \ + } while (0) + +static void init_v4l2_vp9_count_tbl(struct hantro_ctx *ctx) +{ + struct hantro_vp9_dec_hw_ctx *vp9_ctx = &ctx->vp9_dec; + struct symbol_counts *cnts = vp9_ctx->misc.cpu + vp9_ctx->ctx_counters_offset; + int i, j, k, l, m; + + vp9_ctx->cnts.partition = &cnts->partition_counts; + vp9_ctx->cnts.skip = &cnts->mbskip_count; + vp9_ctx->cnts.intra_inter = &cnts->intra_inter_count; + vp9_ctx->cnts.tx32p = &cnts->tx32x32_count; + /* + * g2 hardware uses tx16x16_count[2][3], while the api + * expects tx16p[2][4], so this must be explicitly copied + * into vp9_ctx->cnts.tx16p when passing the data to the + * vp9 library function + */ + vp9_ctx->cnts.tx8p = &cnts->tx8x8_count; + + vp9_ctx->cnts.y_mode = &cnts->sb_ymode_counts; + vp9_ctx->cnts.uv_mode = &cnts->uv_mode_counts; + vp9_ctx->cnts.comp = &cnts->comp_inter_count; + vp9_ctx->cnts.comp_ref = &cnts->comp_ref_count; + vp9_ctx->cnts.single_ref = &cnts->single_ref_count; + vp9_ctx->cnts.filter = &cnts->switchable_interp_counts; + vp9_ctx->cnts.mv_joint = &cnts->mv_counts.joints; + vp9_ctx->cnts.sign = &cnts->mv_counts.sign; + vp9_ctx->cnts.classes = &cnts->mv_counts.classes; + vp9_ctx->cnts.class0 = &cnts->mv_counts.class0; + vp9_ctx->cnts.bits = &cnts->mv_counts.bits; + vp9_ctx->cnts.class0_fp = &cnts->mv_counts.class0_fp; + vp9_ctx->cnts.fp = &cnts->mv_counts.fp; + vp9_ctx->cnts.class0_hp = &cnts->mv_counts.class0_hp; + vp9_ctx->cnts.hp = &cnts->mv_counts.hp; + + for (i = 0; i < ARRAY_SIZE(vp9_ctx->cnts.coeff); ++i) + for (j = 0; j < ARRAY_SIZE(vp9_ctx->cnts.coeff[i]); ++j) + for (k = 0; k < ARRAY_SIZE(vp9_ctx->cnts.coeff[i][0]); ++k) + for (l = 0; l < ARRAY_SIZE(vp9_ctx->cnts.coeff[i][0][0]); ++l) + INNER_LOOP; +} + +int hantro_vp9_dec_init(struct hantro_ctx *ctx) +{ + struct hantro_dev *vpu = ctx->dev; + const struct hantro_variant *variant = vpu->variant; + struct hantro_vp9_dec_hw_ctx *vp9_dec = &ctx->vp9_dec; + struct hantro_aux_buf *tile_edge = &vp9_dec->tile_edge; + struct hantro_aux_buf *segment_map = &vp9_dec->segment_map; + struct hantro_aux_buf *misc = &vp9_dec->misc; + u32 i, max_width, max_height, size; + + if (variant->num_dec_fmts < 1) + return -EINVAL; + + for (i = 0; i < variant->num_dec_fmts; ++i) + if (variant->dec_fmts[i].fourcc == V4L2_PIX_FMT_VP9_FRAME) + break; + + if (i == variant->num_dec_fmts) + return -EINVAL; + + max_width = vpu->variant->dec_fmts[i].frmsize.max_width; + max_height = vpu->variant->dec_fmts[i].frmsize.max_height; + + size = hantro_vp9_tile_filter_size(max_height); + vp9_dec->bsd_ctrl_offset = size; + size += hantro_vp9_bsd_control_size(max_height); + + tile_edge->cpu = dma_alloc_coherent(vpu->dev, size, &tile_edge->dma, GFP_KERNEL); + if (!tile_edge->cpu) + return -ENOMEM; + + tile_edge->size = size; + memset(tile_edge->cpu, 0, size); + + size = hantro_vp9_segment_map_size(max_width, max_height); + vp9_dec->segment_map_size = size; + size *= 2; /* we need two areas of this size, used alternately */ + + segment_map->cpu = dma_alloc_coherent(vpu->dev, size, &segment_map->dma, GFP_KERNEL); + if (!segment_map->cpu) + goto err_segment_map; + + segment_map->size = size; + memset(segment_map->cpu, 0, size); + + size = hantro_vp9_prob_tab_size(); + vp9_dec->ctx_counters_offset = size; + size += hantro_vp9_count_tab_size(); + vp9_dec->tile_info_offset = size; + size += hantro_vp9_tile_info_size(); + + misc->cpu = dma_alloc_coherent(vpu->dev, size, &misc->dma, GFP_KERNEL); + if (!misc->cpu) + goto err_misc; + + misc->size = size; + memset(misc->cpu, 0, size); + + init_v4l2_vp9_count_tbl(ctx); + + return 0; + +err_misc: + dma_free_coherent(vpu->dev, segment_map->size, segment_map->cpu, segment_map->dma); + +err_segment_map: + dma_free_coherent(vpu->dev, tile_edge->size, tile_edge->cpu, tile_edge->dma); + + return -ENOMEM; +} + +void hantro_vp9_dec_exit(struct hantro_ctx *ctx) +{ + struct hantro_dev *vpu = ctx->dev; + struct hantro_vp9_dec_hw_ctx *vp9_dec = &ctx->vp9_dec; + struct hantro_aux_buf *tile_edge = &vp9_dec->tile_edge; + struct hantro_aux_buf *segment_map = &vp9_dec->segment_map; + struct hantro_aux_buf *misc = &vp9_dec->misc; + + dma_free_coherent(vpu->dev, misc->size, misc->cpu, misc->dma); + dma_free_coherent(vpu->dev, segment_map->size, segment_map->cpu, segment_map->dma); + dma_free_coherent(vpu->dev, tile_edge->size, tile_edge->cpu, tile_edge->dma); +} diff --git a/drivers/staging/media/hantro/hantro_vp9.h b/drivers/staging/media/hantro/hantro_vp9.h new file mode 100644 index 000000000000..c7f4bd3ff8dd --- /dev/null +++ b/drivers/staging/media/hantro/hantro_vp9.h @@ -0,0 +1,103 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Hantro VP9 codec driver + * + * Copyright (C) 2021 Collabora Ltd. + */ + +struct hantro_g2_mv_probs { + u8 joint[3]; + u8 sign[2]; + u8 class0_bit[2][1]; + u8 fr[2][3]; + u8 class0_hp[2]; + u8 hp[2]; + u8 classes[2][10]; + u8 class0_fr[2][2][3]; + u8 bits[2][10]; +}; + +struct hantro_g2_probs { + u8 inter_mode[7][4]; + u8 is_inter[4]; + u8 uv_mode[10][8]; + u8 tx8[2][1]; + u8 tx16[2][2]; + u8 tx32[2][3]; + u8 y_mode_tail[4][1]; + u8 y_mode[4][8]; + u8 partition[2][16][4]; /* [keyframe][][], [inter][][] */ + u8 uv_mode_tail[10][1]; + u8 interp_filter[4][2]; + u8 comp_mode[5]; + u8 skip[3]; + + u8 pad1[1]; + + struct hantro_g2_mv_probs mv; + + u8 single_ref[5][2]; + u8 comp_ref[5]; + + u8 pad2[17]; + + u8 coef[4][2][2][6][6][4]; +}; + +struct hantro_g2_all_probs { + u8 kf_y_mode_prob[10][10][8]; + + u8 kf_y_mode_prob_tail[10][10][1]; + u8 ref_pred_probs[3]; + u8 mb_segment_tree_probs[7]; + u8 segment_pred_probs[3]; + u8 ref_scores[4]; + u8 prob_comppred[2]; + + u8 pad1[9]; + + u8 kf_uv_mode_prob[10][8]; + u8 kf_uv_mode_prob_tail[10][1]; + + u8 pad2[6]; + + struct hantro_g2_probs probs; +}; + +struct mv_counts { + u32 joints[4]; + u32 sign[2][2]; + u32 classes[2][11]; + u32 class0[2][2]; + u32 bits[2][10][2]; + u32 class0_fp[2][2][4]; + u32 fp[2][4]; + u32 class0_hp[2][2]; + u32 hp[2][2]; +}; + +struct symbol_counts { + u32 inter_mode_counts[7][3][2]; + u32 sb_ymode_counts[4][10]; + u32 uv_mode_counts[10][10]; + u32 partition_counts[16][4]; + u32 switchable_interp_counts[4][3]; + u32 intra_inter_count[4][2]; + u32 comp_inter_count[5][2]; + u32 single_ref_count[5][2][2]; + u32 comp_ref_count[5][2]; + u32 tx32x32_count[2][4]; + u32 tx16x16_count[2][3]; + u32 tx8x8_count[2][2]; + u32 mbskip_count[3][2]; + + struct mv_counts mv_counts; + + u32 count_coeffs[2][2][6][6][4]; + u32 count_coeffs8x8[2][2][6][6][4]; + u32 count_coeffs16x16[2][2][6][6][4]; + u32 count_coeffs32x32[2][2][6][6][4]; + + u32 count_eobs[4][2][2][6][6]; +}; + diff --git a/drivers/staging/media/hantro/imx8m_vpu_hw.c b/drivers/staging/media/hantro/imx8m_vpu_hw.c index a40b161e5956..455a107ffb02 100644 --- a/drivers/staging/media/hantro/imx8m_vpu_hw.c +++ b/drivers/staging/media/hantro/imx8m_vpu_hw.c @@ -150,6 +150,19 @@ static const struct hantro_fmt imx8m_vpu_g2_dec_fmts[] = { .step_height = MB_DIM, }, }, + { + .fourcc = V4L2_PIX_FMT_VP9_FRAME, + .codec_mode = HANTRO_MODE_VP9_DEC, + .max_depth = 2, + .frmsize = { + .min_width = 48, + .max_width = 3840, + .step_width = MB_DIM, + .min_height = 48, + .max_height = 2160, + .step_height = MB_DIM, + }, + }, }; static irqreturn_t imx8m_vpu_g1_irq(int irq, void *dev_id) @@ -241,6 +254,13 @@ static const struct hantro_codec_ops imx8mq_vpu_g2_codec_ops[] = { .init = hantro_hevc_dec_init, .exit = hantro_hevc_dec_exit, }, + [HANTRO_MODE_VP9_DEC] = { + .run = hantro_g2_vp9_dec_run, + .done = hantro_g2_vp9_dec_done, + .reset = imx8m_vpu_g2_reset, + .init = hantro_vp9_dec_init, + .exit = hantro_vp9_dec_exit, + }, }; /* @@ -281,7 +301,7 @@ const struct hantro_variant imx8mq_vpu_g2_variant = { .dec_offset = 0x0, .dec_fmts = imx8m_vpu_g2_dec_fmts, .num_dec_fmts = ARRAY_SIZE(imx8m_vpu_g2_dec_fmts), - .codec = HANTRO_HEVC_DECODER, + .codec = HANTRO_HEVC_DECODER | HANTRO_VP9_DECODER, .codec_ops = imx8mq_vpu_g2_codec_ops, .init = imx8mq_vpu_hw_init, .runtime_resume = imx8mq_runtime_resume,