diff options
Diffstat (limited to 'drivers/gpu/drm/i915/i915_gem_tiling.c')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_gem_tiling.c | 16 |
1 files changed, 10 insertions, 6 deletions
diff --git a/drivers/gpu/drm/i915/i915_gem_tiling.c b/drivers/gpu/drm/i915/i915_gem_tiling.c index c2b7b67e410..3208650a235 100644 --- a/drivers/gpu/drm/i915/i915_gem_tiling.c +++ b/drivers/gpu/drm/i915/i915_gem_tiling.c @@ -469,18 +469,20 @@ i915_gem_swizzle_page(struct page *page) void i915_gem_object_do_bit_17_swizzle(struct drm_i915_gem_object *obj) { + struct scatterlist *sg; int page_count = obj->base.size >> PAGE_SHIFT; int i; if (obj->bit_17 == NULL) return; - for (i = 0; i < page_count; i++) { - char new_bit_17 = page_to_phys(obj->pages[i]) >> 17; + for_each_sg(obj->pages->sgl, sg, page_count, i) { + struct page *page = sg_page(sg); + char new_bit_17 = page_to_phys(page) >> 17; if ((new_bit_17 & 0x1) != (test_bit(i, obj->bit_17) != 0)) { - i915_gem_swizzle_page(obj->pages[i]); - set_page_dirty(obj->pages[i]); + i915_gem_swizzle_page(page); + set_page_dirty(page); } } } @@ -488,6 +490,7 @@ i915_gem_object_do_bit_17_swizzle(struct drm_i915_gem_object *obj) void i915_gem_object_save_bit_17_swizzle(struct drm_i915_gem_object *obj) { + struct scatterlist *sg; int page_count = obj->base.size >> PAGE_SHIFT; int i; @@ -501,8 +504,9 @@ i915_gem_object_save_bit_17_swizzle(struct drm_i915_gem_object *obj) } } - for (i = 0; i < page_count; i++) { - if (page_to_phys(obj->pages[i]) & (1 << 17)) + for_each_sg(obj->pages->sgl, sg, page_count, i) { + struct page *page = sg_page(sg); + if (page_to_phys(page) & (1 << 17)) __set_bit(i, obj->bit_17); else __clear_bit(i, obj->bit_17); |