From patchwork Wed Mar 24 11:30:12 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Gupta, Anshuman" X-Patchwork-Id: 12160831 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=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,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 6FF1DC433E0 for ; Wed, 24 Mar 2021 11:47:14 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 34F61619EE for ; Wed, 24 Mar 2021 11:47:14 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 34F61619EE Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=intel.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=dri-devel-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 4002A6E9D8; Wed, 24 Mar 2021 11:47:11 +0000 (UTC) Received: from mga03.intel.com (mga03.intel.com [134.134.136.65]) by gabe.freedesktop.org (Postfix) with ESMTPS id 6BD266E9C7; Wed, 24 Mar 2021 11:47:07 +0000 (UTC) IronPort-SDR: zzCHHhrduiUhyfA2IVWqXGLVl9toJuPYWvSER7pg8VrHixmI7qfmPeM0YjOkO9IkHOjREZQUBi mBdDpX4iP0TQ== X-IronPort-AV: E=McAfee;i="6000,8403,9932"; a="190714449" X-IronPort-AV: E=Sophos;i="5.81,274,1610438400"; d="scan'208";a="190714449" Received: from fmsmga003.fm.intel.com ([10.253.24.29]) by orsmga103.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 24 Mar 2021 04:47:07 -0700 IronPort-SDR: i2ZKQkdIzdGMeGLTHeYYvzbRjnrIOFVsdUoMAhM2zrC/h8M9kEJPqgkBhy5Vnxy5EpGWXPKA+t 6bOb7wQ2YpiA== X-IronPort-AV: E=Sophos;i="5.81,274,1610438400"; d="scan'208";a="442938023" Received: from unknown (HELO genxfsim-desktop.iind.intel.com) ([10.223.74.179]) by fmsmga003-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 24 Mar 2021 04:47:04 -0700 From: Anshuman Gupta To: intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org Subject: [PATCH v2 2/2] drm/hdcp: DP HDCP2.2 errata LC_Send_L_Prime=16 Date: Wed, 24 Mar 2021 17:00:12 +0530 Message-Id: <20210324113012.7564-3-anshuman.gupta@intel.com> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20210324113012.7564-1-anshuman.gupta@intel.com> References: <20210324113012.7564-1-anshuman.gupta@intel.com> MIME-Version: 1.0 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Anshuman Gupta , ankit.k.nautiyal@intel.com, maarten.lankhorst@intel.com Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Fix LC_Send_L_Prime message timeout to 16 as documented in DP HDCP 2.2 errata page 3. https://www.digital-cp.com/sites/default/files/HDCP%202_2_DisplayPort_Errata_v3_0.pdf Cc: Ramalingam C Reviewed-by: Ankit Nautiyal Signed-off-by: Anshuman Gupta --- include/drm/drm_hdcp.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/include/drm/drm_hdcp.h b/include/drm/drm_hdcp.h index 2b165a0f434f..0b1111e3228e 100644 --- a/include/drm/drm_hdcp.h +++ b/include/drm/drm_hdcp.h @@ -231,7 +231,7 @@ struct hdcp2_rep_stream_ready { #define HDCP_2_2_PAIRING_TIMEOUT_MS 200 #define HDCP_2_2_DP_PAIRING_READ_TIMEOUT_MS 5 #define HDCP_2_2_HDMI_LPRIME_TIMEOUT_MS 20 -#define HDCP_2_2_DP_LPRIME_TIMEOUT_MS 7 +#define HDCP_2_2_DP_LPRIME_TIMEOUT_MS 16 #define HDCP_2_2_RECVID_LIST_TIMEOUT_MS 3000 #define HDCP_2_2_STREAM_READY_TIMEOUT_MS 100