From patchwork Wed Aug 5 10:37:08 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Maarten Lankhorst X-Patchwork-Id: 6947911 Return-Path: X-Original-To: patchwork-intel-gfx@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 9D7F7C05AF for ; Wed, 5 Aug 2015 10:37:25 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id CDAD920495 for ; Wed, 5 Aug 2015 10:37:24 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) by mail.kernel.org (Postfix) with ESMTP id E79B1203E5 for ; Wed, 5 Aug 2015 10:37:23 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 84CC172095; Wed, 5 Aug 2015 03:37:21 -0700 (PDT) X-Original-To: intel-gfx@lists.freedesktop.org Delivered-To: intel-gfx@lists.freedesktop.org Received: from mblankhorst.nl (mblankhorst.nl [141.105.120.124]) by gabe.freedesktop.org (Postfix) with ESMTPS id 799D06E70A for ; Wed, 5 Aug 2015 03:37:19 -0700 (PDT) Received: from patser.lan (5ED48611.cm-7-5c.dynamic.ziggo.nl [94.212.134.17]) (using TLSv1 with cipher ECDHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) (Authenticated sender: mlankhorst) by mblankhorst.nl (Postfix) with ESMTPSA id 23B5018C01D; Wed, 5 Aug 2015 12:37:16 +0200 (CEST) From: Maarten Lankhorst To: intel-gfx@lists.freedesktop.org Date: Wed, 5 Aug 2015 12:37:08 +0200 Message-Id: <1438771031-23227-11-git-send-email-maarten.lankhorst@linux.intel.com> X-Mailer: git-send-email 2.1.0 In-Reply-To: <1438771031-23227-1-git-send-email-maarten.lankhorst@linux.intel.com> References: <1438771031-23227-1-git-send-email-maarten.lankhorst@linux.intel.com> MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH v3 10/13] drm/i915: Remove connectors_active from intel_dp.c, v2. 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: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" X-Spam-Status: No, score=-4.3 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, 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 Now that everything's atomic, checking encoder->base.crtc is enough. This function doesn't have the locks to dereference crtc->state, but stealing an encoder bound to any crtc is probably enough reason to warn. Changes since v1: - Commit message. Cc: Ville Syrjälä Signed-off-by: Maarten Lankhorst Reviewed-by: Ander Conselvan de Oliveira --- drivers/gpu/drm/i915/intel_dp.c | 7 ++----- 1 file changed, 2 insertions(+), 5 deletions(-) diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index 3c243dee72c2..da347a8996a6 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -2624,7 +2624,7 @@ static void vlv_steal_power_sequencer(struct drm_device *dev, DRM_DEBUG_KMS("stealing pipe %c power sequencer from port %c\n", pipe_name(pipe), port_name(port)); - WARN(encoder->connectors_active, + WARN(encoder->base.crtc, "stealing pipe %c power sequencer from active eDP port %c\n", pipe_name(pipe), port_name(port)); @@ -4241,10 +4241,7 @@ intel_dp_check_link_status(struct intel_dp *intel_dp) WARN_ON(!drm_modeset_is_locked(&dev->mode_config.connection_mutex)); - if (!intel_encoder->connectors_active) - return; - - if (WARN_ON(!intel_encoder->base.crtc)) + if (!intel_encoder->base.crtc) return; if (!to_intel_crtc(intel_encoder->base.crtc)->active)