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drm/i915: Don't allocate context pages as mappable

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Only the hardware really access them, so no need to have cpu
gtt access available.

Split out from Chris vma-bind rework.

Note that this is only possible due to the split-up of the mappable
pin flag into PIN_GLOBAL and PIN_MAPPABLE.

Cc: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Ben Widawsky <benjamin.widawsky@intel.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Daniel Vetter
2014-02-14 14:01:17 +01:00
parent e01f69295b
commit c69766f2b9
1 changed files with 1 additions and 1 deletions
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2
drivers/gpu/drm/i915/intel_pm.c
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@@ -2741,7 +2741,7 @@ intel_alloc_context_page(struct drm_device *dev)
return NULL;
}
ret = i915_gem_obj_ggtt_pin(ctx, 4096, PIN_MAPPABLE);
ret = i915_gem_obj_ggtt_pin(ctx, 4096, 0);
if (ret) {
DRM_ERROR("failed to pin power context: %d\n", ret);
goto err_unref;