include/drm/intel-gtt.h

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