drm/i915/opregion: handle VBT sizes bigger than 6 KB

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The RVDA and RVDS (raw VBT data address and size) fields of the ASLE
mailbox may specify an alternate location for VBT instead of mailbox #4.
Use the alternate location if available and valid, falling back to
mailbox #4 otherwise.

v2: Update debug logging (Ville)

Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Tested-by: Mika Kahola <mika.kahola@intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1450178280-28020-1-git-send-email-jani.nikula@intel.com

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This commit is contained in:

Jani Nikula 2015-12-15 13:18:00 +02:00

parent ffc85daba5

commit 04ebaadb9f

2 changed files with 25 additions and 3 deletions

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1

drivers/gpu/drm/i915/i915_drv.h

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27

drivers/gpu/drm/i915/intel_opregion.c

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