From patchwork Tue Oct 20 13:38:52 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Gupta, Anshuman" X-Patchwork-Id: 11847005 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=-12.7 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, 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 ECF98C388F7 for ; Tue, 20 Oct 2020 13:49:43 +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 9342A22249 for ; Tue, 20 Oct 2020 13:49:43 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 9342A22249 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=intel.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=intel-gfx-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id ED2956ECA2; Tue, 20 Oct 2020 13:49:42 +0000 (UTC) Received: from mga01.intel.com (mga01.intel.com [192.55.52.88]) by gabe.freedesktop.org (Postfix) with ESMTPS id B3D726ECA2; Tue, 20 Oct 2020 13:49:39 +0000 (UTC) IronPort-SDR: ETpO5tVeRUSJAK+K7HYN/OkqVXOgppan1oMrPBXx9Py6mgDF2wVsKZX4iBB+CPdIqgz0EngPHY 9KdCyRigNFnA== X-IronPort-AV: E=McAfee;i="6000,8403,9779"; a="184837491" X-IronPort-AV: E=Sophos;i="5.77,397,1596524400"; d="scan'208";a="184837491" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga004.jf.intel.com ([10.7.209.38]) by fmsmga101.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 20 Oct 2020 06:49:39 -0700 IronPort-SDR: YRvVztdnqvA834+ERi6RSGIj6ZZdjAWnKM0IuIR5WGXnqv70imVxWy4RtEc7WNhUyNy7ZPgeRQ lHdCf5JyQgDg== X-IronPort-AV: E=Sophos;i="5.77,397,1596524400"; d="scan'208";a="465934919" Received: from genxfsim-desktop.iind.intel.com ([10.223.74.178]) by orsmga004-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 20 Oct 2020 06:49:36 -0700 From: Anshuman Gupta To: intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org Date: Tue, 20 Oct 2020 19:08:52 +0530 Message-Id: <20201020133906.23710-2-anshuman.gupta@intel.com> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20201020133906.23710-1-anshuman.gupta@intel.com> References: <20201020133906.23710-1-anshuman.gupta@intel.com> MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH v2 01/15] drm/i915/hdcp: Update CP property in update_pipe 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: jani.nikula@intel.com, seanpaul@chromium.org Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" When crtc state need_modeset is true it is not necessary it is going to be a real modeset, it can turns to be a update_pipe instead of modeset. This turns content protection property to be DESIRED and hdcp update_pipe left with property to be in DESIRED state but actually hdcp->value was ENABLED. This caught with DP MST setup, when disabling HDCP on a connector sets the crtc state need_modeset to true for all crtc driving the other DP-MST topology connectors. Fixes: 33f9a623bfc6 ("drm/i915/hdcp: Update CP as per the kernel internal state") Cc: Ramalingam C Signed-off-by: Anshuman Gupta --- drivers/gpu/drm/i915/display/intel_hdcp.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/gpu/drm/i915/display/intel_hdcp.c b/drivers/gpu/drm/i915/display/intel_hdcp.c index b2a4bbcfdcd2..cbe3ee661bb7 100644 --- a/drivers/gpu/drm/i915/display/intel_hdcp.c +++ b/drivers/gpu/drm/i915/display/intel_hdcp.c @@ -2220,6 +2220,10 @@ void intel_hdcp_update_pipe(struct intel_atomic_state *state, /* Avoid enabling hdcp, if it already ENABLED */ desired_and_not_enabled = hdcp->value != DRM_MODE_CONTENT_PROTECTION_ENABLED; + + if (!desired_and_not_enabled && !content_protection_type_changed) + schedule_work(&hdcp->prop_work); + mutex_unlock(&hdcp->mutex); }