From patchwork Sun Oct 1 13:48:17 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tomer Maimon X-Patchwork-Id: 1841732 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@legolas.ozlabs.org Authentication-Results: legolas.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=lists.ozlabs.org (client-ip=2404:9400:2:0:216:3eff:fee1:b9f1; helo=lists.ozlabs.org; envelope-from=openbmc-bounces+incoming=patchwork.ozlabs.org@lists.ozlabs.org; receiver=patchwork.ozlabs.org) Received: from lists.ozlabs.org (lists.ozlabs.org [IPv6:2404:9400:2:0:216:3eff:fee1:b9f1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (secp384r1)) (No client certificate requested) by legolas.ozlabs.org (Postfix) with ESMTPS id 4Rz58K2xV9z1yp0 for ; Mon, 2 Oct 2023 00:50:57 +1100 (AEDT) Received: from boromir.ozlabs.org (localhost [IPv6:::1]) by lists.ozlabs.org (Postfix) with ESMTP id 4Rz58K22l5z3vcw for ; Mon, 2 Oct 2023 00:50:57 +1100 (AEDT) X-Original-To: openbmc@lists.ozlabs.org Delivered-To: openbmc@lists.ozlabs.org Authentication-Results: lists.ozlabs.org; spf=fail (SPF fail - not authorized) smtp.mailfrom=nuvoton.com (client-ip=212.199.177.27; helo=herzl.nuvoton.co.il; envelope-from=tomer.maimon@nuvoton.com; receiver=lists.ozlabs.org) Received: from herzl.nuvoton.co.il (unknown [212.199.177.27]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 4Rz55f1gDzz3cb8 for ; Mon, 2 Oct 2023 00:48:36 +1100 (AEDT) Received: from NTILML01.nuvoton.com (212.199.177.18.static.012.net.il [212.199.177.18]) by herzl.nuvoton.co.il (8.13.8/8.13.8) with ESMTP id 391DmRES018290 for ; Sun, 1 Oct 2023 16:48:28 +0300 Received: from NTHCML01B.nuvoton.com (10.1.8.178) by NTILML01.nuvoton.com (10.190.1.56) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2176.14; Sun, 1 Oct 2023 16:48:27 +0300 Received: from NTHCCAS01.nuvoton.com (10.1.8.28) by NTHCML01B.nuvoton.com (10.1.8.178) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2176.14; Sun, 1 Oct 2023 21:48:25 +0800 Received: from taln60.nuvoton.co.il (10.191.1.180) by NTHCCAS01.nuvoton.com (10.1.8.28) with Microsoft SMTP Server id 15.1.2375.34 via Frontend Transport; Sun, 1 Oct 2023 21:48:25 +0800 Received: by taln60.nuvoton.co.il (Postfix, from userid 10070) id B10EB64740; Sun, 1 Oct 2023 16:48:24 +0300 (IDT) From: Tomer Maimon To: Subject: [PATCH linux dev-6.5 v1 3/6] media: v4l: Add HEXTILE compressed format Date: Sun, 1 Oct 2023 16:48:17 +0300 Message-ID: <20231001134820.110921-4-tmaimon77@gmail.com> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20231001134820.110921-1-tmaimon77@gmail.com> References: <20231001134820.110921-1-tmaimon77@gmail.com> MIME-Version: 1.0 X-NotSetDelaration: True X-BeenThere: openbmc@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Development list for OpenBMC List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Marvin Lin , Joel Stanley , Tomer Maimon Errors-To: openbmc-bounces+incoming=patchwork.ozlabs.org@lists.ozlabs.org Sender: "openbmc" Add HEXTILE compressed format which is defined in Remote Framebuffer Protocol (RFC 6143, chapter 7.7.4 Hextile Encoding) and is used by Encoding Compression Engine (ECE) present on Nuvoton NPCM SoCs. Signed-off-by: Marvin Lin Signed-off-by: Tomer Maimon --- 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 58f6ae25b2e7..ac52485252d9 100644 --- a/Documentation/userspace-api/media/v4l/pixfmt-reserved.rst +++ b/Documentation/userspace-api/media/v4l/pixfmt-reserved.rst @@ -275,6 +275,13 @@ please make a proposal on the linux-media mailing list. Decoder's implementation can be found here, `aspeed_codec `__ + * .. _V4L2-PIX-FMT-HEXTILE: + + - ``V4L2_PIX_FMT_HEXTILE`` + - 'HXTL' + - Compressed format used by Nuvoton NPCM video driver. This format is + defined in Remote Framebuffer Protocol (RFC 6143, chapter 7.7.4 Hextile + Encoding). .. raw:: latex \normalsize diff --git a/drivers/media/v4l2-core/v4l2-ioctl.c b/drivers/media/v4l2-core/v4l2-ioctl.c index 01ba27f2ef87..2197c536740d 100644 --- a/drivers/media/v4l2-core/v4l2-ioctl.c +++ b/drivers/media/v4l2-core/v4l2-ioctl.c @@ -1508,6 +1508,7 @@ static void v4l_fill_fmtdesc(struct v4l2_fmtdesc *fmt) case V4L2_PIX_FMT_QC10C: descr = "QCOM Compressed 10-bit Format"; break; case V4L2_PIX_FMT_AJPG: descr = "Aspeed JPEG"; break; case V4L2_PIX_FMT_AV1_FRAME: descr = "AV1 Frame"; break; + case V4L2_PIX_FMT_HEXTILE: descr = "Hextile Compressed Format"; break; default: if (fmt->description[0]) return; diff --git a/include/uapi/linux/videodev2.h b/include/uapi/linux/videodev2.h index 3af6a82d0cad..4833addf4686 100644 --- a/include/uapi/linux/videodev2.h +++ b/include/uapi/linux/videodev2.h @@ -802,6 +802,7 @@ struct v4l2_pix_format { #define V4L2_PIX_FMT_QC08C v4l2_fourcc('Q', '0', '8', 'C') /* Qualcomm 8-bit compressed */ #define V4L2_PIX_FMT_QC10C v4l2_fourcc('Q', '1', '0', 'C') /* Qualcomm 10-bit compressed */ #define V4L2_PIX_FMT_AJPG v4l2_fourcc('A', 'J', 'P', 'G') /* Aspeed JPEG */ +#define V4L2_PIX_FMT_HEXTILE v4l2_fourcc('H', 'X', 'T', 'L') /* Hextile compressed */ /* 10bit raw packed, 32 bytes for every 25 pixels, last LSB 6 bits unused */ #define V4L2_PIX_FMT_IPU3_SBGGR10 v4l2_fourcc('i', 'p', '3', 'b') /* IPU3 packed 10-bit BGGR bayer */