diff options
Diffstat (limited to 'drivers/gpu/drm/exynos/exynos_drm_gem.c')
| -rw-r--r-- | drivers/gpu/drm/exynos/exynos_drm_gem.c | 14 |
1 files changed, 1 insertions, 13 deletions
diff --git a/drivers/gpu/drm/exynos/exynos_drm_gem.c b/drivers/gpu/drm/exynos/exynos_drm_gem.c index 0d5b9698d384..d320acd20986 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_gem.c +++ b/drivers/gpu/drm/exynos/exynos_drm_gem.c @@ -83,26 +83,14 @@ static int exynos_drm_gem_map_buf(struct drm_gem_object *obj, { struct exynos_drm_gem_obj *exynos_gem_obj = to_exynos_gem_obj(obj); struct exynos_drm_gem_buf *buf = exynos_gem_obj->buffer; - struct scatterlist *sgl; unsigned long pfn; - int i; - - if (!buf->sgt) - return -EINTR; if (page_offset >= (buf->size >> PAGE_SHIFT)) { DRM_ERROR("invalid page offset\n"); return -EINVAL; } - sgl = buf->sgt->sgl; - for_each_sg(buf->sgt->sgl, sgl, buf->sgt->nents, i) { - if (page_offset < (sgl->length >> PAGE_SHIFT)) - break; - page_offset -= (sgl->length >> PAGE_SHIFT); - } - - pfn = __phys_to_pfn(sg_phys(sgl)) + page_offset; + pfn = page_to_pfn(buf->pages[page_offset]); return vm_insert_mixed(vma, f_vaddr, pfn); } |