From patchwork Wed Jan 6 01:49:31 2010 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Zhao, Yakui" X-Patchwork-Id: 71223 Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) by demeter.kernel.org (8.14.3/8.14.2) with ESMTP id o061pWhA002135 for ; Wed, 6 Jan 2010 01:51:32 GMT Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id D76719F016; Tue, 5 Jan 2010 17:51:31 -0800 (PST) X-Original-To: intel-gfx@lists.freedesktop.org Delivered-To: intel-gfx@lists.freedesktop.org Received: from mga11.intel.com (mga11.intel.com [192.55.52.93]) by gabe.freedesktop.org (Postfix) with ESMTP id 46A6B9E777 for ; Tue, 5 Jan 2010 17:51:29 -0800 (PST) Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by fmsmga102.fm.intel.com with ESMTP; 05 Jan 2010 17:51:06 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.49,225,1262592000"; d="scan'208";a="528795426" Received: from yakui_zhao.sh.intel.com (HELO localhost.localdomain) ([10.239.13.112]) by fmsmga002.fm.intel.com with ESMTP; 05 Jan 2010 17:50:51 -0800 From: yakui.zhao@intel.com To: eric@anholt.net Date: Wed, 6 Jan 2010 09:49:31 +0800 Message-Id: <1262742571-12473-1-git-send-email-yakui.zhao@intel.com> X-Mailer: git-send-email 1.5.4.5 Cc: intel-gfx@lists.freedesktop.org Subject: [Intel-gfx] [PATCH] drm/i915: Don't use the child device parsed from VBT to setup HDMI/DP X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.9 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: intel-gfx-bounces@lists.freedesktop.org Errors-To: intel-gfx-bounces@lists.freedesktop.org diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index 1349d9f..0ec07e4 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -1289,53 +1289,7 @@ intel_dp_hot_plug(struct intel_output *intel_output) if (dp_priv->dpms_mode == DRM_MODE_DPMS_ON) intel_dp_check_link_status(intel_output); } -/* - * Enumerate the child dev array parsed from VBT to check whether - * the given DP is present. - * If it is present, return 1. - * If it is not present, return false. - * If no child dev is parsed from VBT, it is assumed that the given - * DP is present. - */ -static int dp_is_present_in_vbt(struct drm_device *dev, int dp_reg) -{ - struct drm_i915_private *dev_priv = dev->dev_private; - struct child_device_config *p_child; - int i, dp_port, ret; - - if (!dev_priv->child_dev_num) - return 1; - - dp_port = 0; - if (dp_reg == DP_B || dp_reg == PCH_DP_B) - dp_port = PORT_IDPB; - else if (dp_reg == DP_C || dp_reg == PCH_DP_C) - dp_port = PORT_IDPC; - else if (dp_reg == DP_D || dp_reg == PCH_DP_D) - dp_port = PORT_IDPD; - - ret = 0; - for (i = 0; i < dev_priv->child_dev_num; i++) { - p_child = dev_priv->child_dev + i; - /* - * If the device type is not DP, continue. - */ - if (p_child->device_type != DEVICE_TYPE_DP && - p_child->device_type != DEVICE_TYPE_eDP) - continue; - /* Find the eDP port */ - if (dp_reg == DP_A && p_child->device_type == DEVICE_TYPE_eDP) { - ret = 1; - break; - } - /* Find the DP port */ - if (p_child->dvo_port == dp_port) { - ret = 1; - break; - } - } - return ret; -} + void intel_dp_init(struct drm_device *dev, int output_reg) { @@ -1345,10 +1299,6 @@ intel_dp_init(struct drm_device *dev, int output_reg) struct intel_dp_priv *dp_priv; const char *name = NULL; - if (!dp_is_present_in_vbt(dev, output_reg)) { - DRM_DEBUG_KMS("DP is not present. Ignore it\n"); - return; - } intel_output = kcalloc(sizeof(struct intel_output) + sizeof(struct intel_dp_priv), 1, GFP_KERNEL); if (!intel_output) diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c index 0643194..0e268de 100644 --- a/drivers/gpu/drm/i915/intel_hdmi.c +++ b/drivers/gpu/drm/i915/intel_hdmi.c @@ -225,52 +225,6 @@ static const struct drm_encoder_funcs intel_hdmi_enc_funcs = { .destroy = intel_hdmi_enc_destroy, }; -/* - * Enumerate the child dev array parsed from VBT to check whether - * the given HDMI is present. - * If it is present, return 1. - * If it is not present, return false. - * If no child dev is parsed from VBT, it assumes that the given - * HDMI is present. - */ -static int hdmi_is_present_in_vbt(struct drm_device *dev, int hdmi_reg) -{ - struct drm_i915_private *dev_priv = dev->dev_private; - struct child_device_config *p_child; - int i, hdmi_port, ret; - - if (!dev_priv->child_dev_num) - return 1; - - if (hdmi_reg == SDVOB) - hdmi_port = DVO_B; - else if (hdmi_reg == SDVOC) - hdmi_port = DVO_C; - else if (hdmi_reg == HDMIB) - hdmi_port = DVO_B; - else if (hdmi_reg == HDMIC) - hdmi_port = DVO_C; - else if (hdmi_reg == HDMID) - hdmi_port = DVO_D; - else - return 0; - - ret = 0; - for (i = 0; i < dev_priv->child_dev_num; i++) { - p_child = dev_priv->child_dev + i; - /* - * If the device type is not HDMI, continue. - */ - if (p_child->device_type != DEVICE_TYPE_HDMI) - continue; - /* Find the HDMI port */ - if (p_child->dvo_port == hdmi_port) { - ret = 1; - break; - } - } - return ret; -} void intel_hdmi_init(struct drm_device *dev, int sdvox_reg) { struct drm_i915_private *dev_priv = dev->dev_private; @@ -278,10 +232,6 @@ void intel_hdmi_init(struct drm_device *dev, int sdvox_reg) struct intel_output *intel_output; struct intel_hdmi_priv *hdmi_priv; - if (!hdmi_is_present_in_vbt(dev, sdvox_reg)) { - DRM_DEBUG_KMS("HDMI is not present. Ignored it \n"); - return; - } intel_output = kcalloc(sizeof(struct intel_output) + sizeof(struct intel_hdmi_priv), 1, GFP_KERNEL); if (!intel_output)