From mboxrd@z Thu Jan 1 00:00:00 1970 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=-9.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS,URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham 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 15B09C43387 for ; Wed, 9 Jan 2019 19:57:40 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id E18CE2177B for ; Wed, 9 Jan 2019 19:57:39 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728720AbfAIT5j (ORCPT ); Wed, 9 Jan 2019 14:57:39 -0500 Received: from kozue.soulik.info ([108.61.200.231]:41688 "EHLO kozue.soulik.info" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728609AbfAIT52 (ORCPT ); Wed, 9 Jan 2019 14:57:28 -0500 Received: from misaki.sumomo.pri (unknown [IPv6:2001:470:b30d:2:c604:15ff:0:401]) by kozue.soulik.info (Postfix) with ESMTPA id 74B6C101811; Thu, 10 Jan 2019 04:58:10 +0900 (JST) From: Randy Li To: dri-devel@lists.freedesktop.org Cc: mchehab+samsung@kernel.org, mikhail.v.gavrilov@gmail.com, laurent.pinchart@ideasonboard.com, linux-media@vger.kernel.org, sakari.ailus@iki.fi, daniel@fooishbar.org, mchehab@kernel.org, linux-kernel@vger.kernel.org, maarten.lankhorst@linux.intel.com, maxime.ripard@bootlin.com, sean@poorly.run, airlied@linux.ie, daniel@ffwll.ch, Randy Li Subject: [PATCH v10 2/2] drm/fourcc: add a 10bits fully packed variant of NV12 Date: Thu, 10 Jan 2019 03:57:10 +0800 Message-Id: <20190109195710.28501-3-ayaka@soulik.info> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190109195710.28501-1-ayaka@soulik.info> References: <20190109195710.28501-1-ayaka@soulik.info> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This pixel format is a fully packed and 10bits variant of NV12. A luma pixel would take 10bits in memory, without any filled bits between pixels in a stride. Signed-off-by: Randy Li --- drivers/gpu/drm/drm_fourcc.c | 4 ++++ include/uapi/drm/drm_fourcc.h | 8 ++++++++ 2 files changed, 12 insertions(+) diff --git a/drivers/gpu/drm/drm_fourcc.c b/drivers/gpu/drm/drm_fourcc.c index ba7e19d4336c..16d3be8278f1 100644 --- a/drivers/gpu/drm/drm_fourcc.c +++ b/drivers/gpu/drm/drm_fourcc.c @@ -247,6 +247,10 @@ const struct drm_format_info *__drm_format_info(u32 format) { .format = DRM_FORMAT_P016, .depth = 0, .num_planes = 2, .char_per_block = { 2, 4, 0 }, .block_w = { 1, 0, 0 }, .block_h = { 1, 0, 0 }, .hsub = 2, .vsub = 2, .is_yuv = true}, + { .format = DRM_FORMAT_NV12_10LE40, .depth = 0, .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 }, + }, }; unsigned int i; diff --git a/include/uapi/drm/drm_fourcc.h b/include/uapi/drm/drm_fourcc.h index 8dd1328bc8d6..4985fb19b4ce 100644 --- a/include/uapi/drm/drm_fourcc.h +++ b/include/uapi/drm/drm_fourcc.h @@ -194,6 +194,14 @@ extern "C" { #define DRM_FORMAT_NV61 fourcc_code('N', 'V', '6', '1') /* 2x1 subsampled Cb:Cr plane */ #define DRM_FORMAT_NV24 fourcc_code('N', 'V', '2', '4') /* non-subsampled Cr:Cb plane */ #define DRM_FORMAT_NV42 fourcc_code('N', 'V', '4', '2') /* non-subsampled Cb:Cr plane */ +/* + * A fully packed 2 plane YCbCr + * Y1 0-9, Y2 10-19, Y3 20-29, Y4 20-39 + * .... + * U1V1: 0-19, U2V2: 20-39 + */ +#define DRM_FORMAT_NV12_10LE40 fourcc_code('R', 'K', '2', '0') /* 2x2 subsampled Cr:Cb plane */ + /* * 2 plane YCbCr MSB aligned -- 2.20.1