From 84b4e042c4707bd1bf05094a51111403d680dc39 Mon Sep 17 00:00:00 2001 From: Jesse Barnes Date: Wed, 25 Jun 2014 08:24:29 -0700 Subject: [PATCH] drm/i915: only apply crt_present check on VLV MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Apparently we can't trust this field on other platforms and need to find some other way. This fixes a regression introduced in commit 27da3bdfcf7f5233cdfe4563f53edf1ecab7cea0 Author: Jesse Barnes Date: Fri Apr 4 16:12:07 2014 -0700 drm/i915: use VBT to determine whether to enumerate the VGA port Signed-off-by: Jesse Barnes Reviewed-by: Ville Syrjälä Tested-by: Alan Stern Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/intel_display.c | 18 +++++++++++++++++- 1 file changed, 17 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 33725ed9215a..556c916dbf9d 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -11097,6 +11097,22 @@ const char *intel_output_name(int output) return names[output]; } +static bool intel_crt_present(struct drm_device *dev) +{ + struct drm_i915_private *dev_priv = dev->dev_private; + + if (IS_ULT(dev)) + return false; + + if (IS_CHERRYVIEW(dev)) + return false; + + if (IS_VALLEYVIEW(dev) && !dev_priv->vbt.int_crt_support) + return false; + + return true; +} + static void intel_setup_outputs(struct drm_device *dev) { struct drm_i915_private *dev_priv = dev->dev_private; @@ -11105,7 +11121,7 @@ static void intel_setup_outputs(struct drm_device *dev) intel_lvds_init(dev); - if (!IS_ULT(dev) && !IS_CHERRYVIEW(dev) && dev_priv->vbt.int_crt_support) + if (intel_crt_present(dev)) intel_crt_init(dev); if (HAS_DDI(dev)) { -- 2.20.1