diff options
Diffstat (limited to 'drivers/gpu/drm/i915/i915_gem_evict.c')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_gem_evict.c | 39 |
1 files changed, 21 insertions, 18 deletions
diff --git a/drivers/gpu/drm/i915/i915_gem_evict.c b/drivers/gpu/drm/i915/i915_gem_evict.c index 026ebc5a452a..a43e44e18042 100644 --- a/drivers/gpu/drm/i915/i915_gem_evict.c +++ b/drivers/gpu/drm/i915/i915_gem_evict.c @@ -231,7 +231,8 @@ found: /** * i915_gem_evict_for_vma - Evict vmas to make room for binding a new one - * @target: address space and range to evict for + * @vm: address space to evict from + * @target: range (and color) to evict for * @flags: additional flags to control the eviction algorithm * * This function will try to evict vmas that overlap the target node. @@ -239,18 +240,20 @@ found: * To clarify: This is for freeing up virtual address space, not for freeing * memory in e.g. the shrinker. */ -int i915_gem_evict_for_vma(struct i915_vma *target, unsigned int flags) +int i915_gem_evict_for_node(struct i915_address_space *vm, + struct drm_mm_node *target, + unsigned int flags) { LIST_HEAD(eviction_list); struct drm_mm_node *node; - u64 start = target->node.start; - u64 end = start + target->node.size; + u64 start = target->start; + u64 end = start + target->size; struct i915_vma *vma, *next; bool check_color; int ret = 0; - lockdep_assert_held(&target->vm->i915->drm.struct_mutex); - trace_i915_gem_evict_vma(target, flags); + lockdep_assert_held(&vm->i915->drm.struct_mutex); + trace_i915_gem_evict_node(vm, target, flags); /* Retire before we search the active list. Although we have * reasonable accuracy in our retirement lists, we may have @@ -258,18 +261,18 @@ int i915_gem_evict_for_vma(struct i915_vma *target, unsigned int flags) * retiring. */ if (!(flags & PIN_NONBLOCK)) - i915_gem_retire_requests(target->vm->i915); + i915_gem_retire_requests(vm->i915); - check_color = target->vm->mm.color_adjust; + check_color = vm->mm.color_adjust; if (check_color) { /* Expand search to cover neighbouring guard pages (or lack!) */ - if (start > target->vm->start) - start -= 4096; - if (end < target->vm->start + target->vm->total) - end += 4096; + if (start > vm->start) + start -= I915_GTT_PAGE_SIZE; + if (end < vm->start + vm->total) + end += I915_GTT_PAGE_SIZE; } - drm_mm_for_each_node_in_range(node, &target->vm->mm, start, end) { + drm_mm_for_each_node_in_range(node, &vm->mm, start, end) { /* If we find any non-objects (!vma), we cannot evict them */ if (node->color == I915_COLOR_UNEVICTABLE) { ret = -ENOSPC; @@ -285,12 +288,12 @@ int i915_gem_evict_for_vma(struct i915_vma *target, unsigned int flags) * those as well to make room for our guard pages. */ if (check_color) { - if (vma->node.start + vma->node.size == target->node.start) { - if (vma->node.color == target->node.color) + if (vma->node.start + vma->node.size == node->start) { + if (vma->node.color == node->color) continue; } - if (vma->node.start == target->node.start + target->node.size) { - if (vma->node.color == target->node.color) + if (vma->node.start == node->start + node->size) { + if (vma->node.color == node->color) continue; } } @@ -302,7 +305,7 @@ int i915_gem_evict_for_vma(struct i915_vma *target, unsigned int flags) } /* Overlap of objects in the same batch? */ - if (i915_vma_is_pinned(vma)) { + if (i915_vma_is_pinned(vma) || !list_empty(&vma->exec_list)) { ret = -ENOSPC; if (vma->exec_entry && vma->exec_entry->flags & EXEC_OBJECT_PINNED) |