drm/i915: Add to_user_ptr()

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to_user_ptr() simply casts a pointer passed as u64 from user space
to void __user * correctly. Using this lets us get rid of all the
tiresome casts.

The idea came from Chris Wilson <chris@chris-wilson.co.uk>.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

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Ville Syrjälä 2013-02-22 16:12:51 +02:00 • committed by Daniel Vetter

parent 83f377abed

commit 2bb4629add

3 changed files with 21 additions and 18 deletions

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5

drivers/gpu/drm/i915/i915_drv.h

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14

drivers/gpu/drm/i915/i915_gem.c

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20

drivers/gpu/drm/i915/i915_gem_execbuffer.c

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