From patchwork Tue Feb 14 10:04:51 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ming Qian X-Patchwork-Id: 13139788 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id C3300C61DA4 for ; Tue, 14 Feb 2023 10:08:04 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232233AbjBNKID (ORCPT ); Tue, 14 Feb 2023 05:08:03 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47990 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232231AbjBNKH7 (ORCPT ); Tue, 14 Feb 2023 05:07:59 -0500 Received: from EUR03-AM7-obe.outbound.protection.outlook.com (mail-am7eur03on2045.outbound.protection.outlook.com [40.107.105.45]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2874FE3B3; Tue, 14 Feb 2023 02:07:24 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=RqOlLKL/8FM6Ct5Q1N4uHsIkYOKW7So2SIautrMlQMyKvNnqCuzotpfQwKWqMDaz7gu0yrD2EtI+W/CEcV9fbLNOV/PMnuvJoeeQe5BKMI0iW/+n59UvpiDO6DibsgtRrup94zrZOWOr0hdF4G+qyWsYwiECkk/HG+P2XZnw6W3j/aPT0r/BTFGI1Sp84+WxPZF9Nh+14ZO5lkTAGHZankjXx2OOdeDzP3H8w0Ll8e6GIU3wazkMByYFIfp3MIj6E75yYnodF9YE03ZuorE/G9/R7IuJ3GTD1UG+m1TC/J9GIc6UOYrIGNT8jOgNYDZx+emU0eK02i1ITujSwQ20dw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-AntiSpam-MessageData-ChunkCount:X-MS-Exchange-AntiSpam-MessageData-0:X-MS-Exchange-AntiSpam-MessageData-1; bh=96gy3aHr7cpkDLTeFd2DQlBvTgiWWIT2l1W6YnPOVSM=; b=DB6ZRmCv8pe3Cu8SCoqclraaeSxikm5nXiVtOaem4WGqDReTlpZSxzSuk8w6FcgAtC7BxDOiMVFI5tF15t2iSpOFfRgxAUUFuTslk8hAWkBTjxgQFsWe7PVk1XvuHGq2D4raUD82Q1abZv/vXZRlTSA0+Prl8JaOTfFX96rI6i/MLkjXFfgG8rRxrti94iyY+GHKXJ60o1BadRbC9+Z4RxHNlRWYmXtQQmScWxf2l6ZPiByRL3jPIQ20Tq9/8LQ8C9l4uyzanYrC1btjBFb7ntP3iWp/WEAG2DYH0UerHxaqa3WyYipJXqY4XwGBdBpyPD6KJip3QhwtxzNJFqvFMQ== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=nxp.com; dmarc=pass action=none header.from=nxp.com; dkim=pass header.d=nxp.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=nxp.com; s=selector2; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=96gy3aHr7cpkDLTeFd2DQlBvTgiWWIT2l1W6YnPOVSM=; b=kW0nchOzGO02Dbv0uwhbKv5PRhAEkuSGOdahW0EWmm9Sq5u+5aHr84z3SUpu60HmjuEjMUXqwe0gcdjF7gA+/ohvMVqjsnnpkzzlM+L6vWAl+p60zFRxiBZfz3Vv7sLu1UzN4ZVv+sGUKANpCgzFX6BfAaQSTJu/83QY7y+92P4= Authentication-Results: dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=nxp.com; Received: from AM6PR04MB6341.eurprd04.prod.outlook.com (2603:10a6:20b:d8::14) by VI1PR04MB6800.eurprd04.prod.outlook.com (2603:10a6:803:133::16) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.6086.23; Tue, 14 Feb 2023 10:06:19 +0000 Received: from AM6PR04MB6341.eurprd04.prod.outlook.com ([fe80::3a82:42b3:f1ed:5c3d]) by AM6PR04MB6341.eurprd04.prod.outlook.com ([fe80::3a82:42b3:f1ed:5c3d%7]) with mapi id 15.20.6086.023; Tue, 14 Feb 2023 10:06:19 +0000 From: Ming Qian To: mchehab@kernel.org, mirela.rabulea@oss.nxp.com, hverkuil-cisco@xs4all.nl Cc: shawnguo@kernel.org, s.hauer@pengutronix.de, kernel@pengutronix.de, festevam@gmail.com, xiahong.bao@nxp.com, linux-imx@nxp.com, linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: [PATCH v3 09/10] media: imx-jpeg: Decoder add support for 12bit jpeg Date: Tue, 14 Feb 2023 18:04:51 +0800 Message-Id: <9e72cab82f407f4d039d7979ff8995b768bffc69.1676368610.git.ming.qian@nxp.com> X-Mailer: git-send-email 2.38.1 In-Reply-To: References: X-ClientProxiedBy: SI2PR01CA0035.apcprd01.prod.exchangelabs.com (2603:1096:4:192::13) To AM6PR04MB6341.eurprd04.prod.outlook.com (2603:10a6:20b:d8::14) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: AM6PR04MB6341:EE_|VI1PR04MB6800:EE_ X-MS-Office365-Filtering-Correlation-Id: f7a6bfe6-d2e1-4d2e-4c68-08db0e731e37 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:AM6PR04MB6341.eurprd04.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230025)(4636009)(376002)(136003)(366004)(39860400002)(396003)(346002)(451199018)(6506007)(52116002)(83380400001)(6486002)(2906002)(36756003)(26005)(186003)(38100700002)(66556008)(8676002)(66476007)(66946007)(8936002)(6666004)(6512007)(38350700002)(2616005)(4326008)(44832011)(478600001)(316002)(86362001)(5660300002)(7416002)(41300700001);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: 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 X-OriginatorOrg: nxp.com X-MS-Exchange-CrossTenant-Network-Message-Id: f7a6bfe6-d2e1-4d2e-4c68-08db0e731e37 X-MS-Exchange-CrossTenant-AuthSource: AM6PR04MB6341.eurprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 14 Feb 2023 10:06:19.6837 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 686ea1d3-bc2b-4c6f-a92c-d99c5c301635 X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: gcVHPjymZfMRFoAAkllz+827u61sbGu5BcdcMdkms7258a7+7HMcNqjcBW5VHeNGKTZ8vyEF9uod3vy4hTzqsg== X-MS-Exchange-Transport-CrossTenantHeadersStamped: VI1PR04MB6800 Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org enable decoding 12-bit extended jpeg Signed-off-by: Ming Qian --- .../media/platform/nxp/imx-jpeg/mxc-jpeg.c | 136 +++++++++++++++++- 1 file changed, 134 insertions(+), 2 deletions(-) diff --git a/drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c b/drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c index 3f1c9bc4b144..7743655ab12f 100644 --- a/drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c +++ b/drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c @@ -87,6 +87,20 @@ static const struct mxc_jpeg_fmt mxc_formats[] = { .precision = 8, .is_rgb = 1, }, + { + .name = "BGR 12bit", /*12-bit BGR packed format*/ + .fourcc = V4L2_PIX_FMT_BGR48_12, + .subsampling = V4L2_JPEG_CHROMA_SUBSAMPLING_444, + .nc = 3, + .depth = 36, + .mem_planes = 1, + .comp_planes = 1, + .h_align = 3, + .v_align = 3, + .flags = MXC_JPEG_FMT_TYPE_RAW, + .precision = 12, + .is_rgb = 1, + }, { .name = "ABGR", /* ABGR packed format */ .fourcc = V4L2_PIX_FMT_ABGR32, @@ -101,6 +115,20 @@ static const struct mxc_jpeg_fmt mxc_formats[] = { .precision = 8, .is_rgb = 1, }, + { + .name = "ABGR 12bit", /* 12-bit ABGR packed format */ + .fourcc = V4L2_PIX_FMT_ABGR64_12, + .subsampling = V4L2_JPEG_CHROMA_SUBSAMPLING_444, + .nc = 4, + .depth = 48, + .mem_planes = 1, + .comp_planes = 1, + .h_align = 3, + .v_align = 3, + .flags = MXC_JPEG_FMT_TYPE_RAW, + .precision = 12, + .is_rgb = 1, + }, { .name = "YUV420", /* 1st plane = Y, 2nd plane = UV */ .fourcc = V4L2_PIX_FMT_NV12M, @@ -127,6 +155,32 @@ static const struct mxc_jpeg_fmt mxc_formats[] = { .flags = MXC_JPEG_FMT_TYPE_RAW, .precision = 8, }, + { + .name = "YUV420 12bit", /* 1st plane = Y, 2nd plane = UV */ + .fourcc = V4L2_PIX_FMT_P012M, + .subsampling = V4L2_JPEG_CHROMA_SUBSAMPLING_420, + .nc = 3, + .depth = 18, /* 6 x 12 bits (4Y + UV) for 4 pixels */ + .mem_planes = 2, + .comp_planes = 2, /* 1 plane Y, 1 plane UV interleaved */ + .h_align = 4, + .v_align = 4, + .flags = MXC_JPEG_FMT_TYPE_RAW, + .precision = 12, + }, + { + .name = "YUV420 12bit", /* 1st plane = Y, 2nd plane = UV */ + .fourcc = V4L2_PIX_FMT_P012, + .subsampling = V4L2_JPEG_CHROMA_SUBSAMPLING_420, + .nc = 3, + .depth = 18, /* 6 x 12 bits (4Y + UV) for 4 pixels */ + .mem_planes = 1, + .comp_planes = 2, /* 1 plane Y, 1 plane UV interleaved */ + .h_align = 4, + .v_align = 4, + .flags = MXC_JPEG_FMT_TYPE_RAW, + .precision = 12, + }, { .name = "YUV422", /* YUYV */ .fourcc = V4L2_PIX_FMT_YUYV, @@ -140,6 +194,19 @@ static const struct mxc_jpeg_fmt mxc_formats[] = { .flags = MXC_JPEG_FMT_TYPE_RAW, .precision = 8, }, + { + .name = "YUV422 12bit", /* YUYV */ + .fourcc = V4L2_PIX_FMT_YUYV64_12, + .subsampling = V4L2_JPEG_CHROMA_SUBSAMPLING_422, + .nc = 3, + .depth = 24, + .mem_planes = 1, + .comp_planes = 1, + .h_align = 4, + .v_align = 3, + .flags = MXC_JPEG_FMT_TYPE_RAW, + .precision = 12, + }, { .name = "YUV444", /* YUVYUV */ .fourcc = V4L2_PIX_FMT_YUV24, @@ -153,6 +220,19 @@ static const struct mxc_jpeg_fmt mxc_formats[] = { .flags = MXC_JPEG_FMT_TYPE_RAW, .precision = 8, }, + { + .name = "YUV444 12bit", /* YUVYUV */ + .fourcc = V4L2_PIX_FMT_YUV48_12, + .subsampling = V4L2_JPEG_CHROMA_SUBSAMPLING_444, + .nc = 3, + .depth = 36, + .mem_planes = 1, + .comp_planes = 1, + .h_align = 3, + .v_align = 3, + .flags = MXC_JPEG_FMT_TYPE_RAW, + .precision = 12, + }, { .name = "Gray", /* Gray (Y8/Y12) or Single Comp */ .fourcc = V4L2_PIX_FMT_GREY, @@ -166,6 +246,19 @@ static const struct mxc_jpeg_fmt mxc_formats[] = { .flags = MXC_JPEG_FMT_TYPE_RAW, .precision = 8, }, + { + .name = "Gray 12bit", /* Gray (Y8/Y12) or Single Comp */ + .fourcc = V4L2_PIX_FMT_Y012, + .subsampling = V4L2_JPEG_CHROMA_SUBSAMPLING_GRAY, + .nc = 1, + .depth = 12, + .mem_planes = 1, + .comp_planes = 1, + .h_align = 3, + .v_align = 3, + .flags = MXC_JPEG_FMT_TYPE_RAW, + .precision = 12, + }, }; #define MXC_JPEG_NUM_FORMATS ARRAY_SIZE(mxc_formats) @@ -437,17 +530,24 @@ static enum mxc_jpeg_image_format mxc_jpeg_fourcc_to_imgfmt(u32 fourcc) { switch (fourcc) { case V4L2_PIX_FMT_GREY: + case V4L2_PIX_FMT_Y012: return MXC_JPEG_GRAY; case V4L2_PIX_FMT_YUYV: + case V4L2_PIX_FMT_YUYV64_12: return MXC_JPEG_YUV422; case V4L2_PIX_FMT_NV12: case V4L2_PIX_FMT_NV12M: + case V4L2_PIX_FMT_P012: + case V4L2_PIX_FMT_P012M: return MXC_JPEG_YUV420; case V4L2_PIX_FMT_YUV24: + case V4L2_PIX_FMT_YUV48_12: return MXC_JPEG_YUV444; case V4L2_PIX_FMT_BGR24: + case V4L2_PIX_FMT_BGR48_12: return MXC_JPEG_BGR; case V4L2_PIX_FMT_ABGR32: + case V4L2_PIX_FMT_ABGR64_12: return MXC_JPEG_ABGR; default: return MXC_JPEG_INVALID; @@ -483,6 +583,17 @@ static void mxc_jpeg_addrs(struct mxc_jpeg_desc *desc, offset; } +static bool mxc_jpeg_is_extended_sequential(const struct mxc_jpeg_fmt *fmt) +{ + if (!fmt || !(fmt->flags & MXC_JPEG_FMT_TYPE_RAW)) + return false; + + if (fmt->precision > 8) + return true; + + return false; +} + static void notify_eos(struct mxc_jpeg_ctx *ctx) { const struct v4l2_event ev = { @@ -767,24 +878,31 @@ static int mxc_jpeg_fixup_sof(struct mxc_jpeg_sof *sof, switch (fourcc) { case V4L2_PIX_FMT_NV12: case V4L2_PIX_FMT_NV12M: + case V4L2_PIX_FMT_P012: + case V4L2_PIX_FMT_P012M: sof->components_no = 3; sof->comp[0].v = 0x2; sof->comp[0].h = 0x2; break; case V4L2_PIX_FMT_YUYV: + case V4L2_PIX_FMT_YUYV64_12: sof->components_no = 3; sof->comp[0].v = 0x1; sof->comp[0].h = 0x2; break; case V4L2_PIX_FMT_YUV24: + case V4L2_PIX_FMT_YUV48_12: case V4L2_PIX_FMT_BGR24: + case V4L2_PIX_FMT_BGR48_12: default: sof->components_no = 3; break; case V4L2_PIX_FMT_ABGR32: + case V4L2_PIX_FMT_ABGR64_12: sof->components_no = 4; break; case V4L2_PIX_FMT_GREY: + case V4L2_PIX_FMT_Y012: sof->components_no = 1; break; } @@ -804,20 +922,27 @@ static int mxc_jpeg_fixup_sos(struct mxc_jpeg_sos *sos, switch (fourcc) { case V4L2_PIX_FMT_NV12: case V4L2_PIX_FMT_NV12M: + case V4L2_PIX_FMT_P012: + case V4L2_PIX_FMT_P012M: sos->components_no = 3; break; case V4L2_PIX_FMT_YUYV: + case V4L2_PIX_FMT_YUYV64_12: sos->components_no = 3; break; case V4L2_PIX_FMT_YUV24: + case V4L2_PIX_FMT_YUV48_12: case V4L2_PIX_FMT_BGR24: + case V4L2_PIX_FMT_BGR48_12: default: sos->components_no = 3; break; case V4L2_PIX_FMT_ABGR32: + case V4L2_PIX_FMT_ABGR64_12: sos->components_no = 4; break; case V4L2_PIX_FMT_GREY: + case V4L2_PIX_FMT_Y012: sos->components_no = 1; break; } @@ -847,12 +972,15 @@ static unsigned int mxc_jpeg_setup_cfg_stream(void *cfg_stream_vaddr, u8 *cfg = (u8 *)cfg_stream_vaddr; struct mxc_jpeg_sof *sof; struct mxc_jpeg_sos *sos; + const struct mxc_jpeg_fmt *fmt = mxc_jpeg_find_format(fourcc); + + if (!fmt) + return 0; memcpy(cfg + offset, jpeg_soi, ARRAY_SIZE(jpeg_soi)); offset += ARRAY_SIZE(jpeg_soi); - if (fourcc == V4L2_PIX_FMT_BGR24 || - fourcc == V4L2_PIX_FMT_ABGR32) { + if (fmt->is_rgb) { memcpy(cfg + offset, jpeg_app14, sizeof(jpeg_app14)); offset += sizeof(jpeg_app14); } else { @@ -918,6 +1046,10 @@ static void mxc_jpeg_config_dec_desc(struct vb2_buffer *out_buf, desc->stm_ctrl &= ~STM_CTRL_IMAGE_FORMAT(0xF); /* clear image format */ desc->stm_ctrl |= STM_CTRL_IMAGE_FORMAT(img_fmt); desc->stm_ctrl |= STM_CTRL_BITBUF_PTR_CLR(1); + if (mxc_jpeg_is_extended_sequential(jpeg_src_buf->fmt)) + desc->stm_ctrl |= STM_CTRL_PIXEL_PRECISION; + else + desc->stm_ctrl &= ~STM_CTRL_PIXEL_PRECISION; desc->line_pitch = q_data_cap->bytesperline[0]; mxc_jpeg_addrs(desc, dst_buf, src_buf, 0); mxc_jpeg_set_bufsize(desc, ALIGN(vb2_plane_size(src_buf, 0), 1024));