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authorChristoph Hellwig <hch@lst.de>2021-04-29 22:57:35 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2021-04-30 11:20:39 -0700
commitb739f125e4ebd73d10ed30a856574e13649119ed (patch)
tree24b8964b444b404074a83ac14133902d83babdfa /drivers/gpu/drm/i915/gem/i915_gem_mman.c
parent1fbaf8fc12a0136c7e62e7ad6fe886fe1749912c (diff)
i915: use io_mapping_map_user
Replace the home-grown remap_io_mapping that abuses apply_to_page_range with the proper io_mapping_map_user interface. Link: https://lkml.kernel.org/r/20210326055505.1424432-4-hch@lst.de Signed-off-by: Christoph Hellwig <hch@lst.de> Cc: Chris Wilson <chris@chris-wilson.co.uk> Cc: Daniel Vetter <daniel.vetter@ffwll.ch> Cc: Jani Nikula <jani.nikula@linux.intel.com> Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Rodrigo Vivi <rodrigo.vivi@intel.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/gpu/drm/i915/gem/i915_gem_mman.c')
-rw-r--r--drivers/gpu/drm/i915/gem/i915_gem_mman.c9
1 files changed, 4 insertions, 5 deletions
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_mman.c b/drivers/gpu/drm/i915/gem/i915_gem_mman.c
index 2561a2f1e54f..23f6b00e08e2 100644
--- a/drivers/gpu/drm/i915/gem/i915_gem_mman.c
+++ b/drivers/gpu/drm/i915/gem/i915_gem_mman.c
@@ -367,11 +367,10 @@ retry:
goto err_unpin;
/* Finally, remap it using the new GTT offset */
- ret = remap_io_mapping(area,
- area->vm_start + (vma->ggtt_view.partial.offset << PAGE_SHIFT),
- (ggtt->gmadr.start + vma->node.start) >> PAGE_SHIFT,
- min_t(u64, vma->size, area->vm_end - area->vm_start),
- &ggtt->iomap);
+ ret = io_mapping_map_user(&ggtt->iomap, area, area->vm_start +
+ (vma->ggtt_view.partial.offset << PAGE_SHIFT),
+ (ggtt->gmadr.start + vma->node.start) >> PAGE_SHIFT,
+ min_t(u64, vma->size, area->vm_end - area->vm_start));
if (ret)
goto err_fence;