drm/i915/bios: use a flag for vbt hdmi level shift presence

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The pre-initialized magic value is a bit silly, switch to a flag
instead.

v2: Reduce paranoia to a single sanity check (Ville)

Cc: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/74fe24ab6d5f0ea2ff2059cdf044d6d3006080fc.1573227240.git.jani.nikula@intel.com

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This commit is contained in:

Jani Nikula 2019-11-08 17:39:48 +02:00

parent f9228f7658

commit 7a0073d662

3 changed files with 10 additions and 21 deletions

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10

drivers/gpu/drm/i915/display/intel_bios.c

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13

drivers/gpu/drm/i915/display/intel_ddi.c

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8

drivers/gpu/drm/i915/i915_drv.h

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