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 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 smtp.lore.kernel.org (Postfix) with ESMTPS id 3CAD8C61DA4 for ; Tue, 14 Feb 2023 09:40:41 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id B52E210E84A; Tue, 14 Feb 2023 09:40:36 +0000 (UTC) Received: from mga11.intel.com (mga11.intel.com [192.55.52.93]) by gabe.freedesktop.org (Postfix) with ESMTPS id 70EE910E84A; Tue, 14 Feb 2023 09:40:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1676367634; x=1707903634; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=AASS0FwnVNe/OPJgQFOtVGbVsH7cgW31yZ998Bbq/EI=; b=QjTnTYGqNiYj5RnK//LT7u2Q37TLIxhEMs4O2oZw5SqsmBjOHP+q15Xy zAnXR7VS4G0gbyaz0iP0uQyW4GZSusc2djACHSjjcCgnzNnQCQGhxYruh UruALOixTizK82GX1y5+FLW0UevgKEXx1wHUl6V9oqpzW8FabzT/GICaw vGqrZ8PS1eSi8RCOmVBBs2XVYogECgu1EUiE0Nh1E0b39VlL/mFmUlkYu hqy7rqy+tiEEKkzoQ3x2S20sxx5mfd1cAvuQRE8ls7m7YTDbwMTslXzZq ts/VKuzIuFxMvaRIncJfwZihlTip7ChIcVQotd8Ww+GrZyTsM/UDwEsHG Q==; X-IronPort-AV: E=McAfee;i="6500,9779,10620"; a="328831630" X-IronPort-AV: E=Sophos;i="5.97,296,1669104000"; d="scan'208";a="328831630" Received: from fmsmga003.fm.intel.com ([10.253.24.29]) by fmsmga102.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 14 Feb 2023 01:40:34 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6500,9779,10620"; a="757924086" X-IronPort-AV: E=Sophos;i="5.97,296,1669104000"; d="scan'208";a="757924086" Received: from srr4-3-linux-106-armuthy.iind.intel.com ([10.190.238.56]) by FMSMGA003.fm.intel.com with ESMTP; 14 Feb 2023 01:40:26 -0800 From: Arun R Murthy To: intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org, jani.nikula@intel.com Date: Tue, 14 Feb 2023 15:04:58 +0530 Message-Id: <20230214093459.3617293-2-arun.r.murthy@intel.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230214093459.3617293-1-arun.r.murthy@intel.com> References: <20230214093459.3617293-1-arun.r.murthy@intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: [Intel-gfx] [PATCHv2 1/2] drm: Add SDP Error Detection Configuration Register X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Harry Wentland Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" DP2.0 E11 defines a new register to facilitate SDP error detection by a 128B/132B capable DPRX device. v2: Update the macro name to reflect the DP spec(Harry) Signed-off-by: Arun R Murthy Reviewed-by: Harry Wentland --- include/drm/display/drm_dp.h | 3 +++ 1 file changed, 3 insertions(+) diff --git a/include/drm/display/drm_dp.h b/include/drm/display/drm_dp.h index 632376c291db..358db4a9f167 100644 --- a/include/drm/display/drm_dp.h +++ b/include/drm/display/drm_dp.h @@ -692,6 +692,9 @@ # define DP_FEC_LANE_2_SELECT (2 << 4) # define DP_FEC_LANE_3_SELECT (3 << 4) +#define DP_SDP_ERROR_DETECTION_CONFIGURATION 0x121 /* DP 2.0 E11 */ +#define DP_SDP_CRC16_128B132B_EN BIT(0) + #define DP_AUX_FRAME_SYNC_VALUE 0x15c /* eDP 1.4 */ # define DP_AUX_FRAME_SYNC_VALID (1 << 0) -- 2.25.1