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authorThomas Preston <thomas.preston@codethink.co.uk>2019-03-06 20:06:18 +0000
committerJani Nikula <jani.nikula@intel.com>2019-03-13 18:10:17 +0200
commit2131bc0ced6088648e47f126566c3da58b07e4ef (patch)
treed1ad62ffa25a9524db362477d2d9a1b30659aafd /drivers/gpu/drm/i915/intel_bios.c
parentdrm/i915: Add new ICL PCI ID (diff)
downloadlinux-dev-2131bc0ced6088648e47f126566c3da58b07e4ef.tar.xz
linux-dev-2131bc0ced6088648e47f126566c3da58b07e4ef.zip
drm/i915/bios: assume eDP is present on port A when there is no VBT
We rely on VBT DDI port info for eDP detection on GEN9 platforms and above. This breaks GEN9 platforms which don't have VBT because port A eDP now defaults to false. Fix this by defaulting to true when VBT is missing. Fixes: a98d9c1d7e9b ("drm/i915/ddi: Rely on VBT DDI port info for eDP detection") Signed-off-by: Thomas Preston <thomas.preston@codethink.co.uk> Signed-off-by: Jani Nikula <jani.nikula@intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20190306200618.17405-1-thomas.preston@codethink.co.uk
Diffstat (limited to 'drivers/gpu/drm/i915/intel_bios.c')
-rw-r--r--drivers/gpu/drm/i915/intel_bios.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_bios.c b/drivers/gpu/drm/i915/intel_bios.c
index b508d8a735e0..4364f42cac6b 100644
--- a/drivers/gpu/drm/i915/intel_bios.c
+++ b/drivers/gpu/drm/i915/intel_bios.c
@@ -1673,6 +1673,7 @@ init_vbt_missing_defaults(struct drm_i915_private *dev_priv)
info->supports_dvi = (port != PORT_A && port != PORT_E);
info->supports_hdmi = info->supports_dvi;
info->supports_dp = (port != PORT_E);
+ info->supports_edp = (port == PORT_A);
}
}