From patchwork Thu Feb 25 10:16:07 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alexandre Courbot X-Patchwork-Id: 12103801 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=-18.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, 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 4A0C3C433DB for ; Thu, 25 Feb 2021 10:20:58 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id EB99364E4D for ; Thu, 25 Feb 2021 10:20:57 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234869AbhBYKUW (ORCPT ); Thu, 25 Feb 2021 05:20:22 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55990 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234742AbhBYKRP (ORCPT ); Thu, 25 Feb 2021 05:17:15 -0500 Received: from mail-pl1-x634.google.com (mail-pl1-x634.google.com [IPv6:2607:f8b0:4864:20::634]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id EB08CC061793 for ; Thu, 25 Feb 2021 02:16:34 -0800 (PST) Received: by mail-pl1-x634.google.com with SMTP id f8so2934023plg.5 for ; Thu, 25 Feb 2021 02:16:34 -0800 (PST) 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=wMbLxKNkDpzuPU6JFjBqwFju2l5enVa2Q9qyY3MVMko=; b=iSbZeNvwHuJObcFu4RyPI7EPpnGmLo3djTp9h0fyP0WpliZTdI+8qO0KpBf1BV49C8 6nlTnigI+sHrvnUwHm3aqwUml5zAqVRaCBJxyVddwht91uak0IrxFS85iN/LtbEWdRfW OcHHlrGLBBCffLj6xLn51ggUJp76hilQGtUpQ= 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=wMbLxKNkDpzuPU6JFjBqwFju2l5enVa2Q9qyY3MVMko=; b=hJM7/FiYnVxkZbdHHCDc9FGwmwfxle57hliDrY4jJRDxE7AKvKRUT3FDGf8CUvvNMV A2Do+mdojzvVqsCU1R7HJ+gPqM04z4jMcGL54wdI6/zH6zU7ekvhbD4mrRYuLOaMYhpQ cDnTJTRsDa7Mnff0++UlRh2hhm5dPz78HVYdVgHMABMaux54oBm0p3cpm/opL7/WVtZR Zmlhl4QZIYxsJ4rP1XGNfp1DXNuOS4zuqim56rcKStgoOXhxrmAhXMFTWyDu/5PhL6H6 b+9monv0LXi3TM1a4wQAKMmdhtdysJqBW/moXuvKIBYzLhKyG+UzMXfHfSx5PAfXpt8G 9Mvw== X-Gm-Message-State: AOAM531YZE9sO/dgvXj0cM0IntcfpWtvuJR6o3PC1MuWAfyLuApg3kc1 o4fpjLDt/y37o4LrJ6t/b9WhkQ== X-Google-Smtp-Source: ABdhPJyhV7QwrwKdc7ep1kJ+J2ce9B6LF+AJR7Q5+X6FUg34c6aXUJnzIPh+Sm0uGhau+LCPyL5PcA== X-Received: by 2002:a17:902:d2cb:b029:de:757c:1f0c with SMTP id n11-20020a170902d2cbb02900de757c1f0cmr2494422plc.40.1614248194556; Thu, 25 Feb 2021 02:16:34 -0800 (PST) Received: from acourbot.tok.corp.google.com ([2401:fa00:8f:203:2550:3154:2c53:b6e7]) by smtp.gmail.com with ESMTPSA id z2sm5848193pfc.8.2021.02.25.02.16.31 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 25 Feb 2021 02:16:34 -0800 (PST) From: Alexandre Courbot To: Tiffany Lin , Andrew-CT Chen , Rob Herring , Yunfei Dong Cc: Mauro Carvalho Chehab , Hans Verkuil , linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mediatek@lists.infradead.org, Alexandre Courbot Subject: [PATCH v2 3/8] media: add Mediatek's MM21 format Date: Thu, 25 Feb 2021 19:16:07 +0900 Message-Id: <20210225101612.2832444-4-acourbot@chromium.org> X-Mailer: git-send-email 2.30.0.617.g56c4b15f3c-goog In-Reply-To: <20210225101612.2832444-1-acourbot@chromium.org> References: <20210225101612.2832444-1-acourbot@chromium.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org Add Mediatek's non-compressed 8 bit block video mode. This format is produced by the MT8183 codec and can be converted to a non-proprietary format by the MDP3 component. Signed-off-by: Alexandre Courbot --- Documentation/userspace-api/media/v4l/pixfmt-reserved.rst | 7 +++++++ drivers/media/v4l2-core/v4l2-ioctl.c | 1 + include/uapi/linux/videodev2.h | 1 + 3 files changed, 9 insertions(+) diff --git a/Documentation/userspace-api/media/v4l/pixfmt-reserved.rst b/Documentation/userspace-api/media/v4l/pixfmt-reserved.rst index c9231e18859b..187ea89f7a25 100644 --- a/Documentation/userspace-api/media/v4l/pixfmt-reserved.rst +++ b/Documentation/userspace-api/media/v4l/pixfmt-reserved.rst @@ -242,6 +242,13 @@ please make a proposal on the linux-media mailing list. It is an opaque intermediate format and the MDP hardware must be used to convert ``V4L2_PIX_FMT_MT21C`` to ``V4L2_PIX_FMT_NV12M``, ``V4L2_PIX_FMT_YUV420M`` or ``V4L2_PIX_FMT_YVU420``. + * .. _V4L2-PIX-FMT-MM21: + + - ``V4L2_PIX_FMT_MM21`` + - 'MM21' + - Non-compressed, tiled two-planar format used by Mediatek MT8183. + This is an opaque intermediate format and the MDP3 hardware can be + used to convert it to other formats. * .. _V4L2-PIX-FMT-SUNXI-TILED-NV12: - ``V4L2_PIX_FMT_SUNXI_TILED_NV12`` diff --git a/drivers/media/v4l2-core/v4l2-ioctl.c b/drivers/media/v4l2-core/v4l2-ioctl.c index 31d1342e61e8..0b85b2bbc628 100644 --- a/drivers/media/v4l2-core/v4l2-ioctl.c +++ b/drivers/media/v4l2-core/v4l2-ioctl.c @@ -1384,6 +1384,7 @@ static void v4l_fill_fmtdesc(struct v4l2_fmtdesc *fmt) case V4L2_PIX_FMT_TM6000: descr = "A/V + VBI Mux Packet"; break; case V4L2_PIX_FMT_CIT_YYVYUY: descr = "GSPCA CIT YYVYUY"; break; case V4L2_PIX_FMT_KONICA420: descr = "GSPCA KONICA420"; break; + case V4L2_PIX_FMT_MM21: descr = "Mediatek 8-bit block format"; break; case V4L2_PIX_FMT_HSV24: descr = "24-bit HSV 8-8-8"; break; case V4L2_PIX_FMT_HSV32: descr = "32-bit XHSV 8-8-8-8"; break; case V4L2_SDR_FMT_CU8: descr = "Complex U8"; break; diff --git a/include/uapi/linux/videodev2.h b/include/uapi/linux/videodev2.h index 79dbde3bcf8d..e6890dae76ec 100644 --- a/include/uapi/linux/videodev2.h +++ b/include/uapi/linux/videodev2.h @@ -731,6 +731,7 @@ struct v4l2_pix_format { #define V4L2_PIX_FMT_Y12I v4l2_fourcc('Y', '1', '2', 'I') /* Greyscale 12-bit L/R interleaved */ #define V4L2_PIX_FMT_Z16 v4l2_fourcc('Z', '1', '6', ' ') /* Depth data 16-bit */ #define V4L2_PIX_FMT_MT21C v4l2_fourcc('M', 'T', '2', '1') /* Mediatek compressed block mode */ +#define V4L2_PIX_FMT_MM21 v4l2_fourcc('M', 'M', '2', '1') /* Mediatek 8-bit block mode, two non-contiguous planes */ #define V4L2_PIX_FMT_INZI v4l2_fourcc('I', 'N', 'Z', 'I') /* Intel Planar Greyscale 10-bit and Depth 16-bit */ #define V4L2_PIX_FMT_SUNXI_TILED_NV12 v4l2_fourcc('S', 'T', '1', '2') /* Sunxi Tiled NV12 Format */ #define V4L2_PIX_FMT_CNF4 v4l2_fourcc('C', 'N', 'F', '4') /* Intel 4-bit packed depth confidence information */