From patchwork Mon Aug 18 17:35:29 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Rodrigo Vivi X-Patchwork-Id: 4739741 Return-Path: X-Original-To: patchwork-intel-gfx@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork1.web.kernel.org (Postfix) with ESMTP id F24079F377 for ; Tue, 19 Aug 2014 00:34:06 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 1BE6920123 for ; Tue, 19 Aug 2014 00:34:06 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) by mail.kernel.org (Postfix) with ESMTP id 09A5120142 for ; Tue, 19 Aug 2014 00:34:05 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 84A246E520; Mon, 18 Aug 2014 17:34:04 -0700 (PDT) X-Original-To: intel-gfx@lists.freedesktop.org Delivered-To: intel-gfx@lists.freedesktop.org Received: from mga09.intel.com (mga09.intel.com [134.134.136.24]) by gabe.freedesktop.org (Postfix) with ESMTP id B0A676E51B for ; Mon, 18 Aug 2014 17:33:59 -0700 (PDT) Received: from orsmga001.jf.intel.com ([10.7.209.18]) by orsmga102.jf.intel.com with ESMTP; 18 Aug 2014 17:28:04 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.01,890,1400050800"; d="scan'208";a="560290280" Received: from rdvivi-hillsboro.jf.intel.com ([10.7.196.72]) by orsmga001.jf.intel.com with ESMTP; 18 Aug 2014 17:33:46 -0700 From: Rodrigo Vivi To: intel-gfx@lists.freedesktop.org Date: Mon, 18 Aug 2014 10:35:29 -0700 Message-Id: <1408383330-21935-4-git-send-email-rodrigo.vivi@intel.com> X-Mailer: git-send-email 1.9.3 In-Reply-To: <1408383330-21935-1-git-send-email-rodrigo.vivi@intel.com> References: <1408383330-21935-1-git-send-email-rodrigo.vivi@intel.com> MIME-Version: 1.0 Cc: Rodrigo Vivi Subject: [Intel-gfx] [PATCH 3/4] drm/i915: honour forced connector modes X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.15 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=-3.3 required=5.0 tests=BAYES_00, DATE_IN_PAST_06_12, 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 From: Chris Wilson In the move over to use BIOS connector configs, we lost the ability to force a specific set of connectors on or off. Try to remedy that by dropping back to the old behavior if we detect a hard coded connector config that tries to enable a connector (disabling is easy!). Based on earlier patches by Jesse Barnes. v2: Remove Jesse's patch Reported-by: Ville Syrjälä Signed-off-by: Chris Wilson Cc: Jesse Barnes Cc: Ville Syrjälä Signed-off-by: Rodrigo Vivi --- drivers/gpu/drm/i915/intel_fbdev.c | 33 ++++++++++++--------------------- 1 file changed, 12 insertions(+), 21 deletions(-) diff --git a/drivers/gpu/drm/i915/intel_fbdev.c b/drivers/gpu/drm/i915/intel_fbdev.c index f475414..5d879d18 100644 --- a/drivers/gpu/drm/i915/intel_fbdev.c +++ b/drivers/gpu/drm/i915/intel_fbdev.c @@ -331,24 +331,6 @@ static bool intel_fb_initial_config(struct drm_fb_helper *fb_helper, int num_connectors_enabled = 0; int num_connectors_detected = 0; - /* - * If the user specified any force options, just bail here - * and use that config. - */ - for (i = 0; i < fb_helper->connector_count; i++) { - struct drm_fb_helper_connector *fb_conn; - struct drm_connector *connector; - - fb_conn = fb_helper->connector_info[i]; - connector = fb_conn->connector; - - if (!enabled[i]) - continue; - - if (connector->force != DRM_FORCE_UNSPECIFIED) - return false; - } - save_enabled = kcalloc(dev->mode_config.num_connector, sizeof(bool), GFP_KERNEL); if (!save_enabled) @@ -374,8 +356,18 @@ static bool intel_fb_initial_config(struct drm_fb_helper *fb_helper, continue; } + if (connector->force == DRM_FORCE_OFF) { + DRM_DEBUG_KMS("connector %s is disabled by user, skipping\n", + connector->name); + enabled[i] = false; + continue; + } + encoder = connector->encoder; if (!encoder || WARN_ON(!encoder->crtc)) { + if (connector->force > DRM_FORCE_OFF) + goto bail; + DRM_DEBUG_KMS("connector %s has no encoder or crtc, skipping\n", connector->name); enabled[i] = false; @@ -394,8 +386,7 @@ static bool intel_fb_initial_config(struct drm_fb_helper *fb_helper, for (j = 0; j < fb_helper->connector_count; j++) { if (crtcs[j] == new_crtc) { DRM_DEBUG_KMS("fallback: cloned configuration\n"); - fallback = true; - goto out; + goto bail; } } @@ -466,8 +457,8 @@ static bool intel_fb_initial_config(struct drm_fb_helper *fb_helper, fallback = true; } -out: if (fallback) { +bail: DRM_DEBUG_KMS("Not using firmware configuration\n"); memcpy(enabled, save_enabled, dev->mode_config.num_connector); kfree(save_enabled);