diff options
Diffstat (limited to 'kernel/include/drm/intel-gtt.h')
| -rw-r--r-- | kernel/include/drm/intel-gtt.h | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/kernel/include/drm/intel-gtt.h b/kernel/include/drm/intel-gtt.h new file mode 100644 index 000000000..b08bdade6 --- /dev/null +++ b/kernel/include/drm/intel-gtt.h @@ -0,0 +1,32 @@ +/* Common header for intel-gtt.ko and i915.ko */ + +#ifndef _DRM_INTEL_GTT_H +#define _DRM_INTEL_GTT_H + +void intel_gtt_get(size_t *gtt_total, size_t *stolen_size, + phys_addr_t *mappable_base, unsigned long *mappable_end); + +int intel_gmch_probe(struct pci_dev *bridge_pdev, struct pci_dev *gpu_pdev, + struct agp_bridge_data *bridge); +void intel_gmch_remove(void); + +bool intel_enable_gtt(void); + +void intel_gtt_chipset_flush(void); +void intel_gtt_insert_sg_entries(struct sg_table *st, + unsigned int pg_start, + unsigned int flags); +void intel_gtt_clear_range(unsigned int first_entry, unsigned int num_entries); + +/* Special gtt memory types */ +#define AGP_DCACHE_MEMORY 1 +#define AGP_PHYS_MEMORY 2 + +/* flag for GFDT type */ +#define AGP_USER_CACHED_MEMORY_GFDT (1 << 3) + +#ifdef CONFIG_INTEL_IOMMU +extern int intel_iommu_gfx_mapped; +#endif + +#endif |