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 26AA8C04EBF for ; Sat, 17 Nov 2018 16:59:54 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id D2C642080D for ; Sat, 17 Nov 2018 16:59:53 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org D2C642080D Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=soulik.info Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726859AbeKRDRI (ORCPT ); Sat, 17 Nov 2018 22:17:08 -0500 Received: from kozue.soulik.info ([108.61.200.231]:45118 "EHLO kozue.soulik.info" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726311AbeKRDRI (ORCPT ); Sat, 17 Nov 2018 22:17:08 -0500 X-Greylist: delayed 343 seconds by postgrey-1.27 at vger.kernel.org; Sat, 17 Nov 2018 22:17:05 EST Received: from misaki.sumomo.pri (unknown [192.168.0.134]) by kozue.soulik.info (Postfix) with ESMTPA id EAE7A1012A2; Sun, 18 Nov 2018 01:54:37 +0900 (JST) From: Randy Li To: dri-devel@lists.freedesktop.org Cc: maarten.lankhorst@linux.intel.com, maxime.ripard@bootlin.com, sean@poorly.run, airlied@linux.ie, linux-kernel@vger.kernel.org, hjc@rock-chips.com, heiko@sntech.de, linux-rockchip@lists.infradead.org, Randy Li Subject: [PATCH v4 1/2] drm/fourcc: add a 10bits fully packed variant of NV12 Date: Sun, 18 Nov 2018 00:53:45 +0800 Message-Id: <20181117165346.25091-2-ayaka@soulik.info> X-Mailer: git-send-email 2.14.5 In-Reply-To: <20181117165346.25091-1-ayaka@soulik.info> References: <20181117165346.25091-1-ayaka@soulik.info> 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 | 1 + include/uapi/drm/drm_fourcc.h | 8 ++++++++ 2 files changed, 9 insertions(+) diff --git a/drivers/gpu/drm/drm_fourcc.c b/drivers/gpu/drm/drm_fourcc.c index f523948c82b1..76d3ce314f31 100644 --- a/drivers/gpu/drm/drm_fourcc.c +++ b/drivers/gpu/drm/drm_fourcc.c @@ -237,6 +237,7 @@ const struct drm_format_info *__drm_format_info(u32 format) { .format = DRM_FORMAT_X0L2, .depth = 0, .num_planes = 1, .char_per_block = { 8, 0, 0 }, .block_w = { 2, 0, 0 }, .block_h = { 2, 0, 0 }, .hsub = 2, .vsub = 2, .is_yuv = true }, + { .format = DRM_FORMAT_NV12_10LE40, .depth = 0, .num_planes = 2, .cpp = { 1, 2, 0 }, .hsub = 2, .vsub = 2 }, }; unsigned int i; diff --git a/include/uapi/drm/drm_fourcc.h b/include/uapi/drm/drm_fourcc.h index e7e48f1f4a74..5de5aff83d85 100644 --- a/include/uapi/drm/drm_fourcc.h +++ b/include/uapi/drm/drm_fourcc.h @@ -193,6 +193,14 @@ 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 */ + /* * 3 plane YCbCr -- 2.14.5