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/* Common header for intel-gtt.ko and i915.ko */

#ifndef _DRM_INTEL_GTT_H

#define	_DRM_INTEL_GTT_H

struct agp_bridge_data;

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