drm/i915/gtt: Introduce i915_page_dir_dma_addr

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The legacy mode mm switch and the execlist context assignment
needs dma address for the page directories.

Introduce a function that encapsulates the scratch_pd dma
fallback if no pd is found.

v2: Rebase, s/ring/req

Signed-off-by: Mika Kuoppala <mika.kuoppala@intel.com>
Reviewed-by: Michel Thierry <michel.thierry@intel.com> (v1)
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

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Mika Kuoppala 2015-06-25 18:35:06 +03:00 • committed by Daniel Vetter

parent c44ef60e43

commit d852c7bf90

3 changed files with 11 additions and 7 deletions

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6

drivers/gpu/drm/i915/i915_gem_gtt.c

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8

drivers/gpu/drm/i915/i915_gem_gtt.h

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4

drivers/gpu/drm/i915/intel_lrc.c

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