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| author | Chris Wilson <chris@chris-wilson.co.uk> | 2017-12-07 21:14:07 +0000 |
|---|---|---|
| committer | Chris Wilson <chris@chris-wilson.co.uk> | 2017-12-07 23:26:55 +0000 |
| commit | e2189dd078a2b83d370ae9cde459e5c6711936de (patch) | |
| tree | 9c4bb084caabd7f7fb6fb1f773beb008a1987eb9 /drivers/gpu/drm/i915/i915_gem.c | |
| parent | 7125397b82460d74ae0584bdcdc006deec5e895d (diff) | |
| download | linux-e2189dd078a2b83d370ae9cde459e5c6711936de.tar.bz2 | |
drm/i915: Refactor common list iteration over GGTT vma
In quite a few places, we have a list iteration over the vma on an
object that only want to inspect GGTT vma. By construction, these are
placed at the start of the list, so we have copied that knowledge into
many callsites. Pull that knowledge back to i915_vma.h and provide a
for_each_ggtt_vma() to tidy up the code.
v2: Add a backreference from vma_create() to remind ourselves why we put
ggtt vma at the head of the obj->vma_list (and ppgtt vma at the tail).
v3: Fixup s/vma/V/
Suggested-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20171207211407.31549-1-chris@chris-wilson.co.uk
Diffstat (limited to 'drivers/gpu/drm/i915/i915_gem.c')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_gem.c | 18 |
1 files changed, 4 insertions, 14 deletions
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index 67dc11effc8e..c7b5db78fbb4 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -714,10 +714,7 @@ flush_write_domain(struct drm_i915_gem_object *obj, unsigned int flush_domains) intel_fb_obj_flush(obj, fb_write_origin(obj, I915_GEM_DOMAIN_GTT)); - list_for_each_entry(vma, &obj->vma_list, obj_link) { - if (!i915_vma_is_ggtt(vma)) - break; - + for_each_ggtt_vma(vma, obj) { if (vma->iomap) continue; @@ -1569,10 +1566,7 @@ static void i915_gem_object_bump_inactive_ggtt(struct drm_i915_gem_object *obj) GEM_BUG_ON(!i915_gem_object_has_pinned_pages(obj)); - list_for_each_entry(vma, &obj->vma_list, obj_link) { - if (!i915_vma_is_ggtt(vma)) - break; - + for_each_ggtt_vma(vma, obj) { if (i915_vma_is_active(vma)) continue; @@ -2051,12 +2045,8 @@ static void __i915_gem_object_release_mmap(struct drm_i915_gem_object *obj) drm_vma_node_unmap(&obj->base.vma_node, obj->base.dev->anon_inode->i_mapping); - list_for_each_entry(vma, &obj->vma_list, obj_link) { - if (!i915_vma_is_ggtt(vma)) - break; - + for_each_ggtt_vma(vma, obj) i915_vma_unset_userfault(vma); - } } /** @@ -3822,7 +3812,7 @@ restart: * dropped the fence as all snoopable access is * supposed to be linear. */ - list_for_each_entry(vma, &obj->vma_list, obj_link) { + for_each_ggtt_vma(vma, obj) { ret = i915_vma_put_fence(vma); if (ret) return ret; |