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| author |   Thomas Zimmermann <tzimmermann@suse.de> | 2020-08-12 19:17:18 +0200 |
|---|---|---|
| committer | Thomas Zimmermann <tzimmermann@suse.de> | 2020-08-12 20:42:08 +0200 |
| commit | 534b1f9071d95325044c21d47d9f63a45cdf425e (patch) | |
| tree | 5c2aa3cd65bfb6b9e73d9ad22c021d800380f0f6 /drivers/gpu/drm/i915/gem/i915_gem_pages.c | |
| parent | drm/radeon: drop superflous AGP handling (diff) | |
| parent | drm/ttm: revert "drm/ttm: make TT creation purely optional v3" (diff) | |
| download | linux-dev-534b1f9071d95325044c21d47d9f63a45cdf425e.tar.xz linux-dev-534b1f9071d95325044c21d47d9f63a45cdf425e.zip | |
Merge drm/drm-next into drm-misc-next
Backmerging drm-next into drm-misc-next for nouveau and panel updates.
Resolves a conflict between ttm and nouveau, where struct ttm_mem_res got
renamed to struct ttm_resource.
Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Diffstat (limited to 'drivers/gpu/drm/i915/gem/i915_gem_pages.c')
| -rw-r--r-- | drivers/gpu/drm/i915/gem/i915_gem_pages.c | 29 |
1 files changed, 15 insertions, 14 deletions
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_pages.c b/drivers/gpu/drm/i915/gem/i915_gem_pages.c index af9e48ee4a33..7050519c87a4 100644 --- a/drivers/gpu/drm/i915/gem/i915_gem_pages.c +++ b/drivers/gpu/drm/i915/gem/i915_gem_pages.c @@ -408,6 +408,21 @@ void __i915_gem_object_flush_map(struct drm_i915_gem_object *obj, } } +void __i915_gem_object_release_map(struct drm_i915_gem_object *obj) +{ + GEM_BUG_ON(!obj->mm.mapping); + + /* + * We allow removing the mapping from underneath pinned pages! + * + * Furthermore, since this is an unsafe operation reserved only + * for construction time manipulation, we ignore locking prudence. + */ + unmap_object(obj, page_mask_bits(fetch_and_zero(&obj->mm.mapping))); + + i915_gem_object_unpin_map(obj); +} + struct scatterlist * i915_gem_object_get_sg(struct drm_i915_gem_object *obj, unsigned int n, @@ -533,20 +548,6 @@ i915_gem_object_get_page(struct drm_i915_gem_object *obj, unsigned int n) return nth_page(sg_page(sg), offset); } -/* Like i915_gem_object_get_page(), but mark the returned page dirty */ -struct page * -i915_gem_object_get_dirty_page(struct drm_i915_gem_object *obj, - unsigned int n) -{ - struct page *page; - - page = i915_gem_object_get_page(obj, n); - if (!obj->mm.dirty) - set_page_dirty(page); - - return page; -} - dma_addr_t i915_gem_object_get_dma_address_len(struct drm_i915_gem_object *obj, unsigned long n, |