From patchwork Fri Oct 9 19:28:56 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Sharma, Shashank" X-Patchwork-Id: 7363201 Return-Path: X-Original-To: patchwork-intel-gfx@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 3B7099F36A for ; Fri, 9 Oct 2015 19:20:44 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 5D1392072B for ; Fri, 9 Oct 2015 19:20:43 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) by mail.kernel.org (Postfix) with ESMTP id 697B1207A4 for ; Fri, 9 Oct 2015 19:20:42 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id D6EA86E7AB; Fri, 9 Oct 2015 12:20:41 -0700 (PDT) X-Original-To: intel-gfx@lists.freedesktop.org Delivered-To: intel-gfx@lists.freedesktop.org Received: from mga02.intel.com (mga02.intel.com [134.134.136.20]) by gabe.freedesktop.org (Postfix) with ESMTP id DE8E96E7AB; Fri, 9 Oct 2015 12:20:39 -0700 (PDT) Received: from orsmga002.jf.intel.com ([10.7.209.21]) by orsmga101.jf.intel.com with ESMTP; 09 Oct 2015 12:20:41 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.17,659,1437462000"; d="scan'208";a="823203507" Received: from shashanks-desktop.iind.intel.com ([10.223.26.81]) by orsmga002.jf.intel.com with ESMTP; 09 Oct 2015 12:20:35 -0700 From: Shashank Sharma To: dri-devel@lists.freedesktop.org, intel-gfx@lists.freedesktop.org, robert.bradford@intel.com, jim.bish@intel.com, matthew.d.roper@intel.com, daniel.vetter@intel.com Date: Sat, 10 Oct 2015 00:58:56 +0530 Message-Id: <1444418952-5671-7-git-send-email-shashank.sharma@intel.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1444418952-5671-1-git-send-email-shashank.sharma@intel.com> References: <1444418952-5671-1-git-send-email-shashank.sharma@intel.com> Cc: annie.j.matheson@intel.com, kausalmalladi@gmail.com, jesse.barnes@intel.com Subject: [Intel-gfx] [PATCH 06/22] drm: Add drm structures for palette color property X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" X-Spam-Status: No, score=-4.2 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, T_RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP This patch adds new structures in DRM layer for Palette color correction.These structures will be used by user space agents to configure appropriate number of samples and Palette LUT for a platform. Signed-off-by: Shashank Sharma Signed-off-by: Kausal Malladi --- include/uapi/drm/drm.h | 26 ++++++++++++++++++++++++++ 1 file changed, 26 insertions(+) diff --git a/include/uapi/drm/drm.h b/include/uapi/drm/drm.h index 3801584..681d5af 100644 --- a/include/uapi/drm/drm.h +++ b/include/uapi/drm/drm.h @@ -829,6 +829,32 @@ struct drm_event_vblank { __u32 reserved; }; +struct drm_r32g32b32 { + /* + * Data is in U8.24 fixed point format. + * All platforms support values within [0, 1.0] range, + * for Red, Green and Blue colors. + */ + __u32 r32; + __u32 g32; + __u32 b32; + __u32 reserved; +}; + +struct drm_palette { + /* + * This has to be a supported value during get call. + * Feature will be disabled if this is 0 while set + */ + __u32 num_samples; + /* + * Starting of palette LUT in R32G32B32 format. + * Each of RGB value is in U8.24 fixed point format. + * Actual number of samples will depend upon num_samples + */ + struct drm_r32g32b32 lut[0]; +}; + /* typedef area */ #ifndef __KERNEL__ typedef struct drm_clip_rect drm_clip_rect_t;