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openSUSE:Leap:42.3:Update
drm
0154-drm-i915-bios-ignore-HDMI-on-port-A.patch
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File 0154-drm-i915-bios-ignore-HDMI-on-port-A.patch of Package drm
From acf64334817ceded9810b4d45951fff4cf9fc661 Mon Sep 17 00:00:00 2001 From: Jani Nikula <jani.nikula@intel.com> Date: Thu, 21 Sep 2017 17:19:20 +0300 Subject: [PATCH] drm/i915/bios: ignore HDMI on port A MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit commit 2ba7d7e0437127314864238f8bfcb8369d81075c upstream. The hardware state readout oopses after several warnings when trying to use HDMI on port A, if such a combination is configured in VBT. Filter the combo out already at the VBT parsing phase. v2: also ignore DVI (Ville) Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=102889 Cc: Imre Deak <imre.deak@intel.com> Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com> Tested-by: Daniel Drake <dan@reactivated.net> Signed-off-by: Jani Nikula <jani.nikula@intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20170921141920.18172-1-jani.nikula@intel.com (cherry picked from commit d27ffc1d00327c29b3aa97f941b42f0949f9e99f) Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> --- drivers/gpu/drm/i915/intel_bios.c | 7 +++++++ 1 file changed, 7 insertions(+) --- a/drivers/gpu/drm/i915/intel_bios.c +++ b/drivers/gpu/drm/i915/intel_bios.c @@ -1152,6 +1152,13 @@ static void parse_ddi_port(struct drm_i9 is_hdmi = is_dvi && (child->common.device_type & DEVICE_TYPE_NOT_HDMI_OUTPUT) == 0; is_edp = is_dp && (child->common.device_type & DEVICE_TYPE_INTERNAL_CONNECTOR); + if (port == PORT_A && is_dvi) { + DRM_DEBUG_KMS("VBT claims port A supports DVI%s, ignoring\n", + is_hdmi ? "/HDMI" : ""); + is_dvi = false; + is_hdmi = false; + } + info->supports_dvi = is_dvi; info->supports_hdmi = is_hdmi; info->supports_dp = is_dp;
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