From patchwork Wed Dec 21 09:24:42 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tomi Valkeinen X-Patchwork-Id: 13078551 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 5A34FC4167B for ; Wed, 21 Dec 2022 09:25:14 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234562AbiLUJZM (ORCPT ); Wed, 21 Dec 2022 04:25:12 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42364 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234546AbiLUJZL (ORCPT ); Wed, 21 Dec 2022 04:25:11 -0500 Received: from perceval.ideasonboard.com (perceval.ideasonboard.com [IPv6:2001:4b98:dc2:55:216:3eff:fef7:d647]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id F1C291D334; Wed, 21 Dec 2022 01:25:09 -0800 (PST) Received: from desky.lan (91-154-32-225.elisa-laajakaista.fi [91.154.32.225]) by perceval.ideasonboard.com (Postfix) with ESMTPSA id 6F1FA496; Wed, 21 Dec 2022 10:25:07 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com; s=mail; t=1671614707; bh=/lOpOH7CjRf23fIyt1/I/2IgE0EfpamBxXMjiUNY7+0=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=L9W3G70QwWV0JAuIA4hRzH+9w4aHRcQvHgYe4dKwnUb/i+0S1GOZhosDwGoqYsLZu YjR7Aa6jqBev59JaJRNsT7R2P8Ksz9qk6jfjIGyk9Hi0L8P4VuM/jdgdRyyLJdmzbS RW65eGw8ySttPomTWyQVf+keiJZYs7oYZ4Bs9eaE= From: Tomi Valkeinen To: linux-renesas-soc@vger.kernel.org, linux-media@vger.kernel.org, dri-devel@lists.freedesktop.org, Laurent Pinchart , Kieran Bingham , Nicolas Dufresne , Geert Uytterhoeven Cc: Tomi Valkeinen Subject: [PATCH v3 1/7] media: Add 2-10-10-10 RGB formats Date: Wed, 21 Dec 2022 11:24:42 +0200 Message-Id: <20221221092448.741294-2-tomi.valkeinen+renesas@ideasonboard.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20221221092448.741294-1-tomi.valkeinen+renesas@ideasonboard.com> References: <20221221092448.741294-1-tomi.valkeinen+renesas@ideasonboard.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org Add XBGR2101010, ABGR2101010 and BGRA1010102 formats. Signed-off-by: Tomi Valkeinen --- .../userspace-api/media/v4l/pixfmt-rgb.rst | 194 ++++++++++++++++++ drivers/media/v4l2-core/v4l2-ioctl.c | 3 + include/uapi/linux/videodev2.h | 3 + 3 files changed, 200 insertions(+) diff --git a/Documentation/userspace-api/media/v4l/pixfmt-rgb.rst b/Documentation/userspace-api/media/v4l/pixfmt-rgb.rst index 30f51cd33f99..d330aeb4d3eb 100644 --- a/Documentation/userspace-api/media/v4l/pixfmt-rgb.rst +++ b/Documentation/userspace-api/media/v4l/pixfmt-rgb.rst @@ -763,6 +763,200 @@ nomenclature that instead use the order of components as seen in a 24- or \normalsize +10 Bits Per Component +===================== + +These formats store a 30-bit RGB triplet with an optional 2 bit alpha in four +bytes. They are named based on the order of the RGB components as seen in a +32-bit word, which is then stored in memory in little endian byte order +(unless otherwise noted by the presence of bit 31 in the 4CC value), and on the +number of bits for each component. + +.. raw:: latex + + \begingroup + \tiny + \setlength{\tabcolsep}{2pt} + +.. tabularcolumns:: |p{2.8cm}|p{2.0cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}| + + +.. flat-table:: RGB Formats 10 Bits Per Color Component + :header-rows: 2 + :stub-columns: 0 + + * - Identifier + - Code + - :cspan:`7` Byte 0 in memory + - :cspan:`7` Byte 1 + - :cspan:`7` Byte 2 + - :cspan:`7` Byte 3 + * - + - + - 7 + - 6 + - 5 + - 4 + - 3 + - 2 + - 1 + - 0 + + - 7 + - 6 + - 5 + - 4 + - 3 + - 2 + - 1 + - 0 + + - 7 + - 6 + - 5 + - 4 + - 3 + - 2 + - 1 + - 0 + + - 7 + - 6 + - 5 + - 4 + - 3 + - 2 + - 1 + - 0 + * .. _V4L2-PIX-FMT-RGBX1010102: + + - ``V4L2_PIX_FMT_RGBX1010102`` + - 'RX30' + + - b\ :sub:`5` + - b\ :sub:`4` + - b\ :sub:`3` + - b\ :sub:`2` + - b\ :sub:`1` + - b\ :sub:`0` + - x + - x + + - g\ :sub:`3` + - g\ :sub:`2` + - g\ :sub:`1` + - g\ :sub:`0` + - b\ :sub:`9` + - b\ :sub:`8` + - b\ :sub:`7` + - b\ :sub:`6` + + - r\ :sub:`1` + - r\ :sub:`0` + - g\ :sub:`9` + - g\ :sub:`8` + - g\ :sub:`7` + - g\ :sub:`6` + - g\ :sub:`5` + - g\ :sub:`4` + + - r\ :sub:`9` + - r\ :sub:`8` + - r\ :sub:`7` + - r\ :sub:`6` + - r\ :sub:`5` + - r\ :sub:`4` + - r\ :sub:`3` + - r\ :sub:`2` + - + * .. _V4L2-PIX-FMT-RGBA1010102: + + - ``V4L2_PIX_FMT_RGBA1010102`` + - 'RA30' + + - b\ :sub:`5` + - b\ :sub:`4` + - b\ :sub:`3` + - b\ :sub:`2` + - b\ :sub:`1` + - b\ :sub:`0` + - a\ :sub:`1` + - a\ :sub:`0` + + - g\ :sub:`3` + - g\ :sub:`2` + - g\ :sub:`1` + - g\ :sub:`0` + - b\ :sub:`9` + - b\ :sub:`8` + - b\ :sub:`7` + - b\ :sub:`6` + + - r\ :sub:`1` + - r\ :sub:`0` + - g\ :sub:`9` + - g\ :sub:`8` + - g\ :sub:`7` + - g\ :sub:`6` + - g\ :sub:`5` + - g\ :sub:`4` + + - r\ :sub:`9` + - r\ :sub:`8` + - r\ :sub:`7` + - r\ :sub:`6` + - r\ :sub:`5` + - r\ :sub:`4` + - r\ :sub:`3` + - r\ :sub:`2` + - + * .. _V4L2-PIX-FMT-ARGB2101010: + + - ``V4L2_PIX_FMT_ARGB2101010`` + - 'AR30' + + - b\ :sub:`7` + - b\ :sub:`6` + - b\ :sub:`5` + - b\ :sub:`4` + - b\ :sub:`3` + - b\ :sub:`2` + - b\ :sub:`1` + - b\ :sub:`0` + + - g\ :sub:`5` + - g\ :sub:`4` + - g\ :sub:`3` + - g\ :sub:`2` + - g\ :sub:`1` + - g\ :sub:`0` + - b\ :sub:`9` + - b\ :sub:`8` + + - r\ :sub:`3` + - r\ :sub:`2` + - r\ :sub:`1` + - r\ :sub:`0` + - g\ :sub:`9` + - g\ :sub:`8` + - g\ :sub:`7` + - g\ :sub:`6` + + - a\ :sub:`1` + - a\ :sub:`0` + - r\ :sub:`9` + - r\ :sub:`8` + - r\ :sub:`7` + - r\ :sub:`6` + - r\ :sub:`5` + - r\ :sub:`4` + - + +.. raw:: latex + + \endgroup + + Deprecated RGB Formats ====================== diff --git a/drivers/media/v4l2-core/v4l2-ioctl.c b/drivers/media/v4l2-core/v4l2-ioctl.c index fddba75d9074..875b9a95e3c8 100644 --- a/drivers/media/v4l2-core/v4l2-ioctl.c +++ b/drivers/media/v4l2-core/v4l2-ioctl.c @@ -1304,6 +1304,9 @@ static void v4l_fill_fmtdesc(struct v4l2_fmtdesc *fmt) case V4L2_PIX_FMT_BGRX32: descr = "32-bit XBGR 8-8-8-8"; break; case V4L2_PIX_FMT_RGBA32: descr = "32-bit RGBA 8-8-8-8"; break; case V4L2_PIX_FMT_RGBX32: descr = "32-bit RGBX 8-8-8-8"; break; + case V4L2_PIX_FMT_RGBX1010102: descr = "32-bit RGBX-10-10-10-2"; break; + case V4L2_PIX_FMT_RGBA1010102: descr = "32-bit RGBA-10-10-10-2"; break; + case V4L2_PIX_FMT_ARGB2101010: descr = "32-bit ARGB-2-10-10-10"; break; case V4L2_PIX_FMT_GREY: descr = "8-bit Greyscale"; break; case V4L2_PIX_FMT_Y4: descr = "4-bit Greyscale"; break; case V4L2_PIX_FMT_Y6: descr = "6-bit Greyscale"; break; diff --git a/include/uapi/linux/videodev2.h b/include/uapi/linux/videodev2.h index 29da1f4b4578..51d6a8aa4e17 100644 --- a/include/uapi/linux/videodev2.h +++ b/include/uapi/linux/videodev2.h @@ -576,6 +576,9 @@ struct v4l2_pix_format { #define V4L2_PIX_FMT_RGBX32 v4l2_fourcc('X', 'B', '2', '4') /* 32 RGBX-8-8-8-8 */ #define V4L2_PIX_FMT_ARGB32 v4l2_fourcc('B', 'A', '2', '4') /* 32 ARGB-8-8-8-8 */ #define V4L2_PIX_FMT_XRGB32 v4l2_fourcc('B', 'X', '2', '4') /* 32 XRGB-8-8-8-8 */ +#define V4L2_PIX_FMT_RGBX1010102 v4l2_fourcc('R', 'X', '3', '0') /* 32 RGBX-10-10-10-2 */ +#define V4L2_PIX_FMT_RGBA1010102 v4l2_fourcc('R', 'A', '3', '0') /* 32 RGBA-10-10-10-2 */ +#define V4L2_PIX_FMT_ARGB2101010 v4l2_fourcc('A', 'R', '3', '0') /* 32 ARGB-2-10-10-10 */ /* Grey formats */ #define V4L2_PIX_FMT_GREY v4l2_fourcc('G', 'R', 'E', 'Y') /* 8 Greyscale */