1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef DRM_ATI_PCIGART_H
3 #define DRM_ATI_PCIGART_H
4 
5 #include <drm/drm_legacy.h>
6 
7 /* location of GART table */
8 #define DRM_ATI_GART_MAIN 1
9 #define DRM_ATI_GART_FB   2
10 
11 #define DRM_ATI_GART_PCI 1
12 #define DRM_ATI_GART_PCIE 2
13 #define DRM_ATI_GART_IGP 3
14 
15 struct drm_ati_pcigart_info {
16 	int gart_table_location;
17 	int gart_reg_if;
18 	void *addr;
19 	dma_addr_t bus_addr;
20 	dma_addr_t table_mask;
21 	struct drm_dma_handle *table_handle;
22 	struct drm_local_map mapping;
23 	int table_size;
24 };
25 
26 extern int drm_ati_pcigart_init(struct drm_device *dev,
27 				struct drm_ati_pcigart_info * gart_info);
28 extern int drm_ati_pcigart_cleanup(struct drm_device *dev,
29 				   struct drm_ati_pcigart_info * gart_info);
30 
31 #endif
32