diff options
Diffstat (limited to 'drivers/gpu/drm/gma500/gtt.h')
| -rw-r--r-- | drivers/gpu/drm/gma500/gtt.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/gma500/gtt.h b/drivers/gpu/drm/gma500/gtt.h index e0e1cb6f9bd6..aa1742387f5a 100644 --- a/drivers/gpu/drm/gma500/gtt.h +++ b/drivers/gpu/drm/gma500/gtt.h @@ -49,6 +49,7 @@ struct gtt_range { bool mmapping; /* Is mmappable */ struct page **pages; /* Backing pages if present */ int npage; /* Number of backing pages */ + int roll; /* Roll applied to the GTT entries */ }; extern struct gtt_range *psb_gtt_alloc_range(struct drm_device *dev, int len, @@ -57,5 +58,7 @@ extern void psb_gtt_kref_put(struct gtt_range *gt); extern void psb_gtt_free_range(struct drm_device *dev, struct gtt_range *gt); extern int psb_gtt_pin(struct gtt_range *gt); extern void psb_gtt_unpin(struct gtt_range *gt); +extern void psb_gtt_roll(struct drm_device *dev, + struct gtt_range *gt, int roll); #endif |