1 /* Common header for intel-gtt.ko and i915.ko */
3 #ifndef _DRM_INTEL_GTT_H
4 #define _DRM_INTEL_GTT_H
6 void intel_gtt_get(size_t *gtt_total, size_t *stolen_size);
8 int intel_gmch_probe(struct pci_dev *bridge_pdev, struct pci_dev *gpu_pdev,
9 struct agp_bridge_data *bridge);
10 void intel_gmch_remove(void);
12 bool intel_enable_gtt(void);
14 void intel_gtt_chipset_flush(void);
15 void intel_gtt_insert_sg_entries(struct sg_table *st,
16 unsigned int pg_start,
18 void intel_gtt_clear_range(unsigned int first_entry, unsigned int num_entries);
20 /* Special gtt memory types */
21 #define AGP_DCACHE_MEMORY 1
22 #define AGP_PHYS_MEMORY 2
24 /* flag for GFDT type */
25 #define AGP_USER_CACHED_MEMORY_GFDT (1 << 3)
27 #ifdef CONFIG_INTEL_IOMMU
28 extern int intel_iommu_gfx_mapped;