diff options
Diffstat (limited to 'include/drm/intel-gtt.h')
| -rw-r--r-- | include/drm/intel-gtt.h | 37 |
1 files changed, 14 insertions, 23 deletions
diff --git a/include/drm/intel-gtt.h b/include/drm/intel-gtt.h index 9e343c0998b..b08bdade600 100644 --- a/include/drm/intel-gtt.h +++ b/include/drm/intel-gtt.h @@ -3,39 +3,30 @@ #ifndef _DRM_INTEL_GTT_H #define _DRM_INTEL_GTT_H -const struct intel_gtt { - /* Size of memory reserved for graphics by the BIOS */ - unsigned int stolen_size; - /* Total number of gtt entries. */ - unsigned int gtt_total_entries; - /* Part of the gtt that is mappable by the cpu, for those chips where - * this is not the full gtt. */ - unsigned int gtt_mappable_entries; - /* Whether i915 needs to use the dmar apis or not. */ - unsigned int needs_dmar : 1; -} *intel_gtt_get(void); +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_unmap_memory(struct scatterlist *sg_list, int num_sg); -void intel_gtt_clear_range(unsigned int first_entry, unsigned int num_entries); -int intel_gtt_map_memory(struct page **pages, unsigned int num_entries, - struct scatterlist **sg_list, int *num_sg); -void intel_gtt_insert_sg_entries(struct scatterlist *sg_list, - unsigned int sg_len, +void intel_gtt_insert_sg_entries(struct sg_table *st, unsigned int pg_start, unsigned int flags); -void intel_gtt_insert_pages(unsigned int first_entry, unsigned int num_entries, - struct page **pages, 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 -/* New caching attributes for gen6/sandybridge */ -#define AGP_USER_CACHED_MEMORY_LLC_MLC (AGP_USER_TYPES + 2) -#define AGP_USER_UNCACHED_MEMORY (AGP_USER_TYPES + 4) - /* flag for GFDT type */ #define AGP_USER_CACHED_MEMORY_GFDT (1 << 3) +#ifdef CONFIG_INTEL_IOMMU +extern int intel_iommu_gfx_mapped; +#endif + #endif |