From patchwork Wed May 31 10:10:50 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Shankar, Uma" X-Patchwork-Id: 9756419 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id B8716602BF for ; Wed, 31 May 2017 09:37:28 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id B1881269E2 for ; Wed, 31 May 2017 09:37:28 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id A69BC28474; Wed, 31 May 2017 09:37:28 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-4.2 required=2.0 tests=BAYES_00, RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 6FCEE269E2 for ; Wed, 31 May 2017 09:37:28 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 3746B6E1C3; Wed, 31 May 2017 09:37:26 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from mga06.intel.com (mga06.intel.com [134.134.136.31]) by gabe.freedesktop.org (Postfix) with ESMTPS id E111D6E1BC; Wed, 31 May 2017 09:37:22 +0000 (UTC) Received: from fmsmga004.fm.intel.com ([10.253.24.48]) by orsmga104.jf.intel.com with ESMTP; 31 May 2017 02:37:22 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.38,422,1491289200"; d="scan'208";a="268419028" Received: from ubuntu-tc11.iind.intel.com ([10.223.26.127]) by fmsmga004.fm.intel.com with ESMTP; 31 May 2017 02:37:20 -0700 From: Uma Shankar To: intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org Subject: [RFC 2/9] drm: Add CEA extended tag blocks and HDR bitfield macros Date: Wed, 31 May 2017 15:40:50 +0530 Message-Id: <1496225457-30514-3-git-send-email-uma.shankar@intel.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1496225457-30514-1-git-send-email-uma.shankar@intel.com> References: <1496225457-30514-1-git-send-email-uma.shankar@intel.com> Cc: Uma Shankar X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" X-Virus-Scanned: ClamAV using ClamSMTP Add bit field and macro for extended tag in CEA block. Also, declare macros for HDR metadata block. Signed-off-by: Uma Shankar --- drivers/gpu/drm/drm_edid.c | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c index 2e55599..4dee139 100644 --- a/drivers/gpu/drm/drm_edid.c +++ b/drivers/gpu/drm/drm_edid.c @@ -2572,6 +2572,22 @@ static int drm_cvt_modes(struct drm_connector *connector, #define EDID_CEA_YCRCB422 (1 << 4) #define EDID_CEA_VCDB_QS (1 << 6) +#define DATA_BLOCK_EXTENDED_TAG 0x07 +#define VIDEO_CAPABILITY_DATA_BLOCK 0x0 +#define VSVD_DATA_BLOCK 0x1 +#define COLORIMETRY_DATA_BLOCK 0x5 +#define HDR_STATIC_METADATA_BLOCK 0x6 + +/* HDR Metadata Block: Bit fields */ +#define SUPPORTED_EOTF_MASK 0x3f +#define TRADITIONAL_GAMMA_SDR (0x1 << 0) +#define TRADITIONAL_GAMMA_HDR (0x1 << 1) +#define SMPTE_ST2084 (0x1 << 2) +#define FUTURE_EOTF (0x1 << 3) +#define RESERVED_EOTF (0x3 << 4) + +#define STATIC_METADATA_TYPE1 (0x1 << 0) + /* * Search EDID for CEA extension block. */