drm/i915/opregion: fix version check

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The u32 version field encodes major, minor, revision and reserved. We've
basically been checking for any non-zero version.

Add opregion version logging while at it.

v2: Fix the fix of the version check

Fixes: 04ebaadb9f ("drm/i915/opregion: handle VBT sizes bigger than 6 KB")
Cc: Ville Syrjälä <ville.syrjala@linux.intel.com>
Cc: Imre Deak <imre.deak@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/20190208184254.24123-1-jani.nikula@intel.com

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This commit is contained in:

Jani Nikula 2019-02-08 20:42:52 +02:00

parent 312c4ba1bb

commit 98fdaaca95

1 changed files with 12 additions and 2 deletions

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drivers/gpu/drm/i915/intel_opregion.c

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