diff options
Diffstat (limited to 'drivers/gpu/drm/i915/i915_irq.c')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_irq.c | 25 |
1 files changed, 14 insertions, 11 deletions
diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c index d6010135e404..dd49046bccd1 100644 --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -888,20 +888,20 @@ i915_error_object_create(struct drm_i915_private *dev_priv, struct drm_i915_gem_object *src) { struct drm_i915_error_object *dst; - int page, page_count; + int i, count; u32 reloc_offset; if (src == NULL || src->pages == NULL) return NULL; - page_count = src->base.size / PAGE_SIZE; + count = src->base.size / PAGE_SIZE; - dst = kmalloc(sizeof(*dst) + page_count * sizeof(u32 *), GFP_ATOMIC); + dst = kmalloc(sizeof(*dst) + count * sizeof(u32 *), GFP_ATOMIC); if (dst == NULL) return NULL; reloc_offset = src->gtt_offset; - for (page = 0; page < page_count; page++) { + for (i = 0; i < count; i++) { unsigned long flags; void *d; @@ -924,30 +924,33 @@ i915_error_object_create(struct drm_i915_private *dev_priv, memcpy_fromio(d, s, PAGE_SIZE); io_mapping_unmap_atomic(s); } else { + struct page *page; void *s; - drm_clflush_pages(&src->pages[page], 1); + page = i915_gem_object_get_page(src, i); + + drm_clflush_pages(&page, 1); - s = kmap_atomic(src->pages[page]); + s = kmap_atomic(page); memcpy(d, s, PAGE_SIZE); kunmap_atomic(s); - drm_clflush_pages(&src->pages[page], 1); + drm_clflush_pages(&page, 1); } local_irq_restore(flags); - dst->pages[page] = d; + dst->pages[i] = d; reloc_offset += PAGE_SIZE; } - dst->page_count = page_count; + dst->page_count = count; dst->gtt_offset = src->gtt_offset; return dst; unwind: - while (page--) - kfree(dst->pages[page]); + while (i--) + kfree(dst->pages[i]); kfree(dst); return NULL; } |
