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drm/i915: Extract vm specific part of eviction

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As we'll see in the next patch, being able to evict for just 1 VM is
handy.

Signed-off-by: Ben Widawsky <ben@bwidawsk.net>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Ben Widawsky 2013-09-11 14:57:49 -07:00 committed by Daniel Vetter
parent 23f5448398
commit 7b7961220f
1 changed files with 22 additions and 6 deletions
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28
drivers/gpu/drm/i915/i915_gem_evict.c
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@ -155,12 +155,31 @@ found:
return ret;
}
static int i915_gem_evict_vm(struct i915_address_space *vm, bool do_idle)
{
struct i915_vma *vma, *next;
int ret;
if (do_idle) {
ret = i915_gpu_idle(vm->dev);
if (ret)
return ret;
i915_gem_retire_requests(vm->dev);
}
list_for_each_entry_safe(vma, next, &vm->inactive_list, mm_list)
if (vma->obj->pin_count == 0)
WARN_ON(i915_vma_unbind(vma));
return 0;
}
int
i915_gem_evict_everything(struct drm_device *dev)
{
drm_i915_private_t *dev_priv = dev->dev_private;
struct i915_address_space *vm;
struct i915_vma *vma, *next;
bool lists_empty = true;
int ret;
@ -187,11 +206,8 @@ i915_gem_evict_everything(struct drm_device *dev)
i915_gem_retire_requests(dev);
/* Having flushed everything, unbind() should never raise an error */
list_for_each_entry(vm, &dev_priv->vm_list, global_link) {
list_for_each_entry_safe(vma, next, &vm->inactive_list, mm_list)
if (vma->obj->pin_count == 0)
WARN_ON(i915_vma_unbind(vma));
}
list_for_each_entry(vm, &dev_priv->vm_list, global_link)
WARN_ON(i915_gem_evict_vm(vm, false));
return 0;
}