drm/i915: support 64K pages for the 48b PPGTT

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Support inserting 64K pages into the 48b PPGTT.

v2: check for 64K scratch

v3: we should only have to re-adjust maybe_64K at every sg interval

Signed-off-by: Matthew Auld <matthew.auld@intel.com>
Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Cc: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: https://patchwork.freedesktop.org/patch/msgid/20171006145041.21673-15-matthew.auld@intel.com
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: https://patchwork.freedesktop.org/patch/msgid/20171006221833.32439-14-chris@chris-wilson.co.uk

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Matthew Auld 2017-10-06 23:18:26 +01:00 • committed by Chris Wilson

parent aa095871e4

commit 17a00cf73c

2 changed files with 38 additions and 0 deletions

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31

drivers/gpu/drm/i915/i915_gem_gtt.c

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7

drivers/gpu/drm/i915/i915_gem_gtt.h

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