From patchwork Wed Nov 6 10:05:18 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dan Scally X-Patchwork-Id: 13864353 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 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 smtp.lore.kernel.org (Postfix) with ESMTPS id C7A22D44D48 for ; Wed, 6 Nov 2024 10:44:53 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From: Reply-To:Content-Type:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=1STM4QXDAsOw5E0f6YVzsnDwyfdIWytdej22u+ISjgc=; b=hoBwmzsLFQcteZ2A56OAqwkn/e oIf4p41WoqRyOTzLIvAPfF6hh2vg73wReL2hPQ2+EF3nRfCK3ndOo6JOO6CKY0RtxzCbyKxRnbmSk 4+dJPAUjE4nFe+J7GDJrp4plpN7Nvvs0+Srb3txNR67sgucXdlE5pbYUqdrVju1Kzt7PEV/7H/ARf 2y/suTyGyNkRQBPKHQ5WJM/1fCHgAbNadjfwNNvlmFYJSoShd8ETbnAGQ2qEucuM7k8KpSlmJ9mHB v2FB+GSSeXn0oo9bdpqPDc6SZUxmEWvWTqs2FduiiBbBicFhnFnFxmqqHyAliovpUsBgqi3rSdkTz Tcg2mEVg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1t8dWl-00000002n3l-2UFe; Wed, 06 Nov 2024 10:44:43 +0000 Received: from perceval.ideasonboard.com ([213.167.242.64]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1t8cv6-00000002fyk-1TWU for linux-arm-kernel@lists.infradead.org; Wed, 06 Nov 2024 10:05:49 +0000 Received: from mail.ideasonboard.com (cpc141996-chfd3-2-0-cust928.12-3.cable.virginm.net [86.13.91.161]) by perceval.ideasonboard.com (Postfix) with ESMTPSA id C4230A44; Wed, 6 Nov 2024 11:05:34 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com; s=mail; t=1730887535; bh=if04GOmusGGWJOwIn61GYymg17APA6ZpT3Nsy2lMSts=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=bEYgIfxzUSFyQdCv2K9SmOO8YldCHs+aBZlBENbGgM7owdJt5b53wx7eFO+HdsvjI 1kaezcmSthzHKNQ4BwL4x3yhDnTtgWvc4NP4ekEgZpvcFNTcp1atDQjGj2t7Iw6osk yO6fi9qYPmIeJ0VXW60hZ6gkT7y6WeeA1CsFbHA0= From: Daniel Scally To: linux-media@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org Cc: Anthony.McGivern@arm.com, jacopo.mondi@ideasonboard.com, nayden.kanchev@arm.com, robh+dt@kernel.org, mchehab@kernel.org, krzysztof.kozlowski+dt@linaro.org, conor+dt@kernel.org, jerome.forissier@linaro.org, kieran.bingham@ideasonboard.com, laurent.pinchart@ideasonboard.com, sakari.ailus@iki.fi, Daniel Scally Subject: [PATCH v8 01/17] media: uapi: Add MEDIA_BUS_FMT_RGB202020_1X60 format code Date: Wed, 6 Nov 2024 10:05:18 +0000 Message-Id: <20241106100534.768400-2-dan.scally@ideasonboard.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20241106100534.768400-1-dan.scally@ideasonboard.com> References: <20241106100534.768400-1-dan.scally@ideasonboard.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20241106_020548_556209_191CA70A X-CRM114-Status: GOOD ( 11.55 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org The Mali-C55 ISP by ARM requires 20-bits per colour channel input on the bus. Add a new media bus format code to represent it. Reviewed-by: Laurent Pinchart Acked-by: Nayden Kanchev Co-developed-by: Jacopo Mondi Signed-off-by: Jacopo Mondi Signed-off-by: Daniel Scally --- Changes in v8: - None Changes in v7: - None Changes in v6: - Fixed the table formatting Changes in v5: - none Changes in v4: - None Changes in v3: - None Changes in v2: - none .../media/v4l/subdev-formats.rst | 168 ++++++++++++++++++ include/uapi/linux/media-bus-format.h | 3 +- 2 files changed, 170 insertions(+), 1 deletion(-) diff --git a/Documentation/userspace-api/media/v4l/subdev-formats.rst b/Documentation/userspace-api/media/v4l/subdev-formats.rst index d2a6cd2e1eb2..5dbf8c9b18fb 100644 --- a/Documentation/userspace-api/media/v4l/subdev-formats.rst +++ b/Documentation/userspace-api/media/v4l/subdev-formats.rst @@ -2224,6 +2224,174 @@ The following table list existing packed 48bit wide RGB formats. \endgroup +The following table list existing packed 60bit wide RGB formats. + +.. tabularcolumns:: |p{4.0cm}|p{0.7cm}|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}|p{0.22cm}| + +.. _v4l2-mbus-pixelcode-rgb-60: + +.. raw:: latex + + \begingroup + \tiny + \setlength{\tabcolsep}{2pt} + +.. flat-table:: 60bit RGB formats + :header-rows: 3 + :stub-columns: 0 + :widths: 36 7 3 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 + + * - Identifier + - Code + - + - :cspan:`31` Data organization + * - + - + - Bit + - + - + - + - + - 59 + - 58 + - 57 + - 56 + - 55 + - 54 + - 53 + - 52 + - 51 + - 50 + - 49 + - 48 + - 47 + - 46 + - 45 + - 44 + - 43 + - 42 + - 41 + - 40 + - 39 + - 38 + - 37 + - 36 + - 35 + - 34 + - 33 + - 32 + * - + - + - + - 31 + - 30 + - 29 + - 28 + - 27 + - 26 + - 25 + - 24 + - 23 + - 22 + - 21 + - 20 + - 19 + - 18 + - 17 + - 16 + - 15 + - 14 + - 13 + - 12 + - 11 + - 10 + - 9 + - 8 + - 7 + - 6 + - 5 + - 4 + - 3 + - 2 + - 1 + - 0 + * .. _MEDIA-BUS-FMT-RGB202020-1X60: + + - MEDIA_BUS_FMT_RGB202020_1X60 + - 0x1026 + - + - + - + - + - + - r\ :sub:`19` + - r\ :sub:`18` + - r\ :sub:`17` + - r\ :sub:`16` + - r\ :sub:`15` + - r\ :sub:`14` + - r\ :sub:`13` + - r\ :sub:`12` + - r\ :sub:`11` + - r\ :sub:`10` + - r\ :sub:`9` + - r\ :sub:`8` + - r\ :sub:`7` + - r\ :sub:`6` + - r\ :sub:`5` + - r\ :sub:`4` + - r\ :sub:`3` + - r\ :sub:`2` + - r\ :sub:`1` + - r\ :sub:`0` + - g\ :sub:`19` + - g\ :sub:`18` + - g\ :sub:`17` + - g\ :sub:`16` + - g\ :sub:`15` + - g\ :sub:`14` + - g\ :sub:`13` + - g\ :sub:`12` + * - + - + - + - g\ :sub:`11` + - g\ :sub:`10` + - g\ :sub:`9` + - g\ :sub:`8` + - g\ :sub:`7` + - g\ :sub:`6` + - g\ :sub:`5` + - g\ :sub:`4` + - g\ :sub:`3` + - g\ :sub:`2` + - g\ :sub:`1` + - g\ :sub:`0` + - b\ :sub:`19` + - b\ :sub:`18` + - b\ :sub:`17` + - b\ :sub:`16` + - b\ :sub:`15` + - b\ :sub:`14` + - b\ :sub:`13` + - b\ :sub:`12` + - b\ :sub:`11` + - b\ :sub:`10` + - b\ :sub:`9` + - b\ :sub:`8` + - b\ :sub:`7` + - b\ :sub:`6` + - b\ :sub:`5` + - b\ :sub:`4` + - b\ :sub:`3` + - b\ :sub:`2` + - b\ :sub:`1` + - b\ :sub:`0` + +.. raw:: latex + + \endgroup + On LVDS buses, usually each sample is transferred serialized in seven time slots per pixel clock, on three (18-bit) or four (24-bit) differential data pairs at the same time. The remaining bits are used diff --git a/include/uapi/linux/media-bus-format.h b/include/uapi/linux/media-bus-format.h index d4c1d991014b..49be328d9a3b 100644 --- a/include/uapi/linux/media-bus-format.h +++ b/include/uapi/linux/media-bus-format.h @@ -34,7 +34,7 @@ #define MEDIA_BUS_FMT_FIXED 0x0001 -/* RGB - next is 0x1026 */ +/* RGB - next is 0x1027 */ #define MEDIA_BUS_FMT_RGB444_1X12 0x1016 #define MEDIA_BUS_FMT_RGB444_2X8_PADHI_BE 0x1001 #define MEDIA_BUS_FMT_RGB444_2X8_PADHI_LE 0x1002 @@ -72,6 +72,7 @@ #define MEDIA_BUS_FMT_RGB888_1X36_CPADLO 0x1021 #define MEDIA_BUS_FMT_RGB121212_1X36 0x1019 #define MEDIA_BUS_FMT_RGB161616_1X48 0x101a +#define MEDIA_BUS_FMT_RGB202020_1X60 0x1026 /* YUV (including grey) - next is 0x202f */ #define MEDIA_BUS_FMT_Y8_1X8 0x2001