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/*
* Copyright © 2010 Daniel Vetter
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
* IN THE SOFTWARE.
*
*/
#include "drmP.h"
#include "drm.h"
#include "i915_drv.h"
#include "intel_drv.h"
void
i915_gem_cleanup_aliasing_ppgtt(struct drm_device *dev)
{
printf("%s stub\n", __func__);
}
void
i915_gem_restore_gtt_mappings(struct drm_device *dev)
{
drm_i915_private_t *dev_priv = dev->dev_private;
struct drm_i915_gem_object *obj;
list_for_each_entry(obj, &dev_priv->mm.bound_list, gtt_list) {
i915_gem_clflush_object(obj);
i915_gem_gtt_rebind_object(obj, obj->cache_level);
}
i915_gem_chipset_flush(dev);
}
void
i915_gem_gtt_rebind_object(struct drm_i915_gem_object *obj,
enum i915_cache_level cache_level)
{
struct drm_device *dev = obj->base.dev;
drm_i915_private_t *dev_priv = dev->dev_private;
int flags = obj->dma_flags;
switch (cache_level) {
case I915_CACHE_NONE:
flags |= BUS_DMA_GTT_NOCACHE;
break;
case I915_CACHE_LLC:
flags |= BUS_DMA_GTT_CACHE_LLC;
break;
case I915_CACHE_LLC_MLC:
flags |= BUS_DMA_GTT_CACHE_LLC_MLC;
break;
default:
BUG();
}
agp_bus_dma_rebind(dev_priv->agpdmat, obj->dmamap, flags);
}
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