#define MAX_NUM_DCB_ENTRIES 16
#define NOUVEAU_MAX_CHANNEL_NR 128
+#define NOUVEAU_MAX_TILE_NR 15
#define NV50_VM_MAX_VRAM (2*1024*1024*1024ULL)
#define NV50_VM_BLOCK (512*1024*1024ULL)
#define NV50_VM_VRAM_NR (NV50_VM_MAX_VRAM / NV50_VM_BLOCK)
+struct nouveau_tile_reg {
+ struct nouveau_fence *fence;
+ uint32_t addr;
+ uint32_t size;
+ bool used;
+};
+
struct nouveau_bo {
struct ttm_buffer_object bo;
struct ttm_placement placement;
uint32_t tile_mode;
uint32_t tile_flags;
+ struct nouveau_tile_reg *tile;
struct drm_gem_object *gem;
struct drm_file *cpu_filp;
unsigned long sg_handle;
} gart_info;
+ /* nv10-nv40 tiling regions */
+ struct {
+ struct nouveau_tile_reg reg[NOUVEAU_MAX_TILE_NR];
+ spinlock_t lock;
+ } tile;
+
/* G8x/G9x virtual address space */
uint64_t vm_gart_base;
uint64_t vm_gart_size;
extern int nouveau_mem_init(struct drm_device *);
extern int nouveau_mem_init_agp(struct drm_device *);
extern void nouveau_mem_close(struct drm_device *);
+extern struct nouveau_tile_reg *nv10_mem_set_tiling(struct drm_device *dev,
+ uint32_t addr,
+ uint32_t size,
+ uint32_t pitch);
+extern void nv10_mem_expire_tiling(struct drm_device *dev,
+ struct nouveau_tile_reg *tile,
+ struct nouveau_fence *fence);
extern int nv50_mem_vm_bind_linear(struct drm_device *, uint64_t virt,
uint32_t size, uint32_t flags,
uint64_t phys);