From patchwork Fri Jul 9 12:15:50 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: =?utf-8?b?6buE5a626ZKX?= X-Patchwork-Id: 12367269 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=-17.0 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,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 7C1B9C07E99 for ; Fri, 9 Jul 2021 12:24:05 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id BCFC76124C for ; Fri, 9 Jul 2021 12:24:04 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org BCFC76124C Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=rock-chips.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=dri-devel-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 279136EA1A; Fri, 9 Jul 2021 12:24:04 +0000 (UTC) X-Greylist: delayed 463 seconds by postgrey-1.36 at gabe; Fri, 09 Jul 2021 12:24:02 UTC Received: from lucky1.263xmail.com (lucky1.263xmail.com [211.157.147.130]) by gabe.freedesktop.org (Postfix) with ESMTPS id D48C56EA1A for ; Fri, 9 Jul 2021 12:24:02 +0000 (UTC) Received: from localhost (unknown [192.168.167.16]) by lucky1.263xmail.com (Postfix) with ESMTP id 2097AD567B; Fri, 9 Jul 2021 20:16:16 +0800 (CST) X-MAIL-GRAY: 0 X-MAIL-DELIVERY: 1 X-ADDR-CHECKED4: 1 X-SKE-CHECKED: 1 X-ANTISPAM-LEVEL: 2 Received: from localhost.localdomain (unknown [58.22.7.114]) by smtp.263.net (postfix) whith ESMTP id P12363T139709705611008S1625832975658261_; Fri, 09 Jul 2021 20:16:16 +0800 (CST) X-IP-DOMAINF: 1 X-UNIQUE-TAG: <1edd35a63eca25bd31cf0c404e17181e> X-RL-SENDER: hjc@rock-chips.com X-SENDER: hjc@rock-chips.com X-LOGIN-NAME: hjc@rock-chips.com X-FST-TO: hjc@rock-chips.com X-RCPT-COUNT: 11 X-SENDER-IP: 58.22.7.114 X-ATTACHMENT-NUM: 0 X-System-Flag: 0 From: Sandy Huang To: hjc@rock-chips.com, dri-devel@lists.freedesktop.org, heiko@sntech.de, Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Daniel Vetter Subject: [PATCH 1/1] drm: drm_fourcc: add NV20 and NV30 format Date: Fri, 9 Jul 2021 20:15:50 +0800 Message-Id: <20210709121550.17958-1-hjc@rock-chips.com> X-Mailer: git-send-email 2.17.1 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: ben.davis@arm.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" DRM_FORMAT_NV20 and DRM_FORMAT_NV30 is a 2 plane format suitable for linear layouts, this two format is similar to NV15 has no padding between component, but NV15 is 4:2:0 sub-sampling, NV20 is 4:2:2 sub-sampling and NV30 is no-sampling. YYYY = UVUV = 4 * 10 bits = 40 bits = 5 bytes The '20' and '30' suffix refers to the optimum effective bits per pixel which is achieved. Signed-off-by: Sandy Huang Change-Id: I84da7e03125e675f274c6307128b4b7b307767cc --- drivers/gpu/drm/drm_fourcc.c | 8 ++++++++ include/uapi/drm/drm_fourcc.h | 2 ++ 2 files changed, 10 insertions(+) diff --git a/drivers/gpu/drm/drm_fourcc.c b/drivers/gpu/drm/drm_fourcc.c index eda832f9200d..9498e9d466fb 100644 --- a/drivers/gpu/drm/drm_fourcc.c +++ b/drivers/gpu/drm/drm_fourcc.c @@ -258,6 +258,14 @@ const struct drm_format_info *__drm_format_info(u32 format) .num_planes = 2, .char_per_block = { 5, 5, 0 }, .block_w = { 4, 2, 0 }, .block_h = { 1, 1, 0 }, .hsub = 2, .vsub = 2, .is_yuv = true }, + { .format = DRM_FORMAT_NV20, .depth = 0, + .num_planes = 2, .char_per_block = { 5, 5, 0 }, + .block_w = { 4, 2, 0 }, .block_h = { 1, 1, 0 }, .hsub = 2, + .vsub = 1, .is_yuv = true }, + { .format = DRM_FORMAT_NV30, .depth = 0, + .num_planes = 2, .char_per_block = { 5, 5, 0 }, + .block_w = { 4, 2, 0 }, .block_h = { 1, 1, 0 }, .hsub = 1, + .vsub = 1, .is_yuv = true }, { .format = DRM_FORMAT_Q410, .depth = 0, .num_planes = 3, .char_per_block = { 2, 2, 2 }, .block_w = { 1, 1, 1 }, .block_h = { 1, 1, 1 }, .hsub = 0, diff --git a/include/uapi/drm/drm_fourcc.h b/include/uapi/drm/drm_fourcc.h index f7156322aba5..a30bb7ef7632 100644 --- a/include/uapi/drm/drm_fourcc.h +++ b/include/uapi/drm/drm_fourcc.h @@ -279,6 +279,8 @@ extern "C" { * index 1 = Cr:Cb plane, [39:0] Cr1:Cb1:Cr0:Cb0 little endian */ #define DRM_FORMAT_NV15 fourcc_code('N', 'V', '1', '5') /* 2x2 subsampled Cr:Cb plane */ +#define DRM_FORMAT_NV20 fourcc_code('N', 'V', '2', '0') /* 2x1 subsampled Cr:Cb plane */ +#define DRM_FORMAT_NV30 fourcc_code('N', 'V', '3', '0') /* non-subsampled Cr:Cb plane */ /* * 2 plane YCbCr MSB aligned