drm/i915: Introduce i915_gem_object_get_dma_address()

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This utility function is a companion to i915_gem_object_get_page() that
uses the same cached iterator for the scatterlist to perform fast
sequential lookup of the dma address associated with any page within the
object.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Ankitprasad Sharma <ankitprasad.r.sharma@intel.com>
Reviewed-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>

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Chris Wilson 2016-06-10 14:23:00 +05:30 • committed by Tvrtko Ursulin

parent d6473f5664

commit 341be1cd61

1 changed files with 17 additions and 0 deletions

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drivers/gpu/drm/i915/i915_drv.h

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