1/* Common header for intel-gtt.ko and i915.ko */
2
3#ifndef _DRM_INTEL_GTT_H
4#define	_DRM_INTEL_GTT_H
5
6void intel_gtt_get(size_t *gtt_total, size_t *stolen_size,
7		   phys_addr_t *mappable_base, unsigned long *mappable_end);
8
9int intel_gmch_probe(struct pci_dev *bridge_pdev, struct pci_dev *gpu_pdev,
10		     struct agp_bridge_data *bridge);
11void intel_gmch_remove(void);
12
13bool intel_enable_gtt(void);
14
15void intel_gtt_chipset_flush(void);
16void intel_gtt_insert_sg_entries(struct sg_table *st,
17				 unsigned int pg_start,
18				 unsigned int flags);
19void intel_gtt_clear_range(unsigned int first_entry, unsigned int num_entries);
20
21/* Special gtt memory types */
22#define AGP_DCACHE_MEMORY	1
23#define AGP_PHYS_MEMORY		2
24
25/* flag for GFDT type */
26#define AGP_USER_CACHED_MEMORY_GFDT (1 << 3)
27
28#ifdef CONFIG_INTEL_IOMMU
29extern int intel_iommu_gfx_mapped;
30#endif
31
32#endif
33