drm/i915: Check plane configuration properly

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Checking with hweight8 if plane configuration had
changed seems to be wrong as different plane configs
can result in a same hamming weight.
So lets check the bitmask itself.

v2: Fixed "from" field which got corrupted for some weird reason

Reviewed-by: Manasi Navare <manasi.d.navare@intel.com>
Signed-off-by: Stanislav Lisovskiy <stanislav.lisovskiy@intel.com>
Signed-off-by: Manasi Navare <manasi.d.navare@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200520145827.15887-1-stanislav.lisovskiy@intel.com

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Stanislav Lisovskiy 2020-05-20 17:58:27 +03:00 • committed by Manasi Navare

parent 4f0b4352bd

commit 9877c37e05

1 changed files with 7 additions and 1 deletions

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

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