summaryrefslogtreecommitdiffstats
path: root/drivers/staging/gma500/psb_gtt.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/staging/gma500/psb_gtt.c')
-rw-r--r--drivers/staging/gma500/psb_gtt.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/staging/gma500/psb_gtt.c b/drivers/staging/gma500/psb_gtt.c
index 74c5a6569d08..280f9d445468 100644
--- a/drivers/staging/gma500/psb_gtt.c
+++ b/drivers/staging/gma500/psb_gtt.c
@@ -80,7 +80,7 @@ static int psb_gtt_insert(struct drm_device *dev, struct gtt_range *r)
{
struct drm_psb_private *dev_priv = dev->dev_private;
u32 *gtt_slot, pte;
- int numpages = (r->resource.end + 1 - r->resource.start) >> PAGE_SHIFT;
+ int numpages = resource_size(&r->resource) >> PAGE_SHIFT;
struct page **pages;
int i;
@@ -121,7 +121,7 @@ static void psb_gtt_remove(struct drm_device *dev, struct gtt_range *r)
{
struct drm_psb_private *dev_priv = dev->dev_private;
u32 *gtt_slot, pte;
- int numpages = (r->resource.end + 1 - r->resource.start) >> PAGE_SHIFT;
+ int numpages = resource_size(&r->resource) >> PAGE_SHIFT;
int i;
WARN_ON(r->stolen);
@@ -149,7 +149,7 @@ static int psb_gtt_attach_pages(struct gtt_range *gt)
struct address_space *mapping;
int i;
struct page *p;
- int pages = (gt->resource.end + 1 - gt->resource.start) >> PAGE_SHIFT;
+ int pages = resource_size(&gt->resource) >> PAGE_SHIFT;
WARN_ON(gt->pages);
@@ -191,7 +191,7 @@ err:
static void psb_gtt_detach_pages(struct gtt_range *gt)
{
int i;
- int pages = (gt->resource.end + 1 - gt->resource.start) >> PAGE_SHIFT;
+ int pages = resource_size(&gt->resource) >> PAGE_SHIFT;
for (i = 0; i < pages; i++) {
/* FIXME: do we need to force dirty */
OpenPOWER on IntegriCloud