drm/i915: Hold gt_lock during reset

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This ensures that no register reads occur while the forcewake state of
the hardware is indeterminate during the reset operation.

Signed-off-by: Keith Packard <keithp@keithp.com>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>

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Keith Packard 2012-01-06 11:44:11 -08:00

parent b6e45f8664

commit 286fed412a

1 changed files with 22 additions and 3 deletions

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drivers/gpu/drm/i915/i915_drv.c

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