#ifndef __NVKM_MMU_H__
#define __NVKM_MMU_H__
#include <core/subdev.h>
-#include <core/mm.h>
-struct nvkm_device;
-struct nvkm_mem;
-
-struct nvkm_vm_pgt {
- struct nvkm_memory *mem[2];
- u32 refcount[2];
-};
-
-struct nvkm_vm_pgd {
- struct list_head head;
- struct nvkm_gpuobj *obj;
-};
struct nvkm_vma {
struct list_head head;
- int refcount;
- struct nvkm_vm *vm;
- struct nvkm_mm_node *node;
- u64 offset;
- u32 access;
+ struct rb_node tree;
+ u64 addr;
+ u64 size:50;
+ bool mapref:1; /* PTs (de)referenced on (un)map (vs pre-allocated). */
+ bool sparse:1; /* Unmapped PDEs/PTEs will not trigger MMU faults. */
+#define NVKM_VMA_PAGE_NONE 7
+ u8 page:3; /* Requested page type (index, or NONE for automatic). */
+ u8 refd:3; /* Current page type (index, or NONE for unreferenced). */
+ bool used:1; /* Region allocated. */
+ bool part:1; /* Region was split from an allocated region by map(). */
+ bool user:1; /* Region user-allocated. */
+ bool busy:1; /* Region busy (for temporarily preventing user access). */
+ struct nvkm_memory *memory; /* Memory currently mapped into VMA. */
+ struct nvkm_tags *tags; /* Compression tag reference. */
};
-struct nvkm_vm {
+struct nvkm_vmm {
+ const struct nvkm_vmm_func *func;
struct nvkm_mmu *mmu;
-
+ const char *name;
+ u32 debug;
+ struct kref kref;
struct mutex mutex;
- struct nvkm_mm mm;
- struct kref refcount;
- struct list_head pgd_list;
+ u64 start;
+ u64 limit;
+
+ struct nvkm_vmm_pt *pd;
+ struct list_head join;
+
+ struct list_head list;
+ struct rb_root free;
+ struct rb_root root;
+
+ bool bootstrapped;
atomic_t engref[NVKM_SUBDEV_NR];
- struct nvkm_vm_pgt *pgt;
- u32 fpde;
- u32 lpde;
+ dma_addr_t null;
+ void *nullp;
};
-int nvkm_vm_new(struct nvkm_device *, u64 offset, u64 length, u64 mm_offset,
- struct lock_class_key *, struct nvkm_vm **);
-int nvkm_vm_ref(struct nvkm_vm *, struct nvkm_vm **, struct nvkm_gpuobj *pgd);
-int nvkm_vm_boot(struct nvkm_vm *, u64 size);
-int nvkm_vm_get(struct nvkm_vm *, u64 size, u32 page_shift, u32 access,
- struct nvkm_vma *);
-void nvkm_vm_put(struct nvkm_vma *);
-void nvkm_vm_map(struct nvkm_vma *, struct nvkm_mem *);
-void nvkm_vm_map_at(struct nvkm_vma *, u64 offset, struct nvkm_mem *);
-void nvkm_vm_unmap(struct nvkm_vma *);
-void nvkm_vm_unmap_at(struct nvkm_vma *, u64 offset, u64 length);
+int nvkm_vmm_new(struct nvkm_device *, u64 addr, u64 size, void *argv, u32 argc,
+ struct lock_class_key *, const char *name, struct nvkm_vmm **);
+struct nvkm_vmm *nvkm_vmm_ref(struct nvkm_vmm *);
+void nvkm_vmm_unref(struct nvkm_vmm **);
+int nvkm_vmm_boot(struct nvkm_vmm *);
+int nvkm_vmm_join(struct nvkm_vmm *, struct nvkm_memory *inst);
+void nvkm_vmm_part(struct nvkm_vmm *, struct nvkm_memory *inst);
+int nvkm_vmm_get(struct nvkm_vmm *, u8 page, u64 size, struct nvkm_vma **);
+void nvkm_vmm_put(struct nvkm_vmm *, struct nvkm_vma **);
+
+struct nvkm_vmm_map {
+ struct nvkm_memory *memory;
+ u64 offset;
+
+ struct nvkm_mm_node *mem;
+ struct scatterlist *sgl;
+ dma_addr_t *dma;
+ u64 off;
+
+ const struct nvkm_vmm_page *page;
+
+ struct nvkm_tags *tags;
+ u64 next;
+ u64 type;
+ u64 ctag;
+};
+
+int nvkm_vmm_map(struct nvkm_vmm *, struct nvkm_vma *, void *argv, u32 argc,
+ struct nvkm_vmm_map *);
+void nvkm_vmm_unmap(struct nvkm_vmm *, struct nvkm_vma *);
+
+struct nvkm_memory *nvkm_umem_search(struct nvkm_client *, u64);
+struct nvkm_vmm *nvkm_uvmm_search(struct nvkm_client *, u64 handle);
struct nvkm_mmu {
const struct nvkm_mmu_func *func;
struct nvkm_subdev subdev;
- u64 limit;
u8 dma_bits;
- u8 lpg_shift;
+
+ int heap_nr;
+ struct {
+#define NVKM_MEM_VRAM 0x01
+#define NVKM_MEM_HOST 0x02
+#define NVKM_MEM_COMP 0x04
+#define NVKM_MEM_DISP 0x08
+ u8 type;
+ u64 size;
+ } heap[4];
+
+ int type_nr;
+ struct {
+#define NVKM_MEM_KIND 0x10
+#define NVKM_MEM_MAPPABLE 0x20
+#define NVKM_MEM_COHERENT 0x40
+#define NVKM_MEM_UNCACHED 0x80
+ u8 type;
+ u8 heap;
+ } type[16];
+
+ struct nvkm_vmm *vmm;
+
+ struct {
+ struct mutex mutex;
+ struct list_head list;
+ } ptc, ptp;
+
+ struct nvkm_device_oclass user;
};
int nv04_mmu_new(struct nvkm_device *, int, struct nvkm_mmu **);
int nv41_mmu_new(struct nvkm_device *, int, struct nvkm_mmu **);
int nv44_mmu_new(struct nvkm_device *, int, struct nvkm_mmu **);
int nv50_mmu_new(struct nvkm_device *, int, struct nvkm_mmu **);
+int g84_mmu_new(struct nvkm_device *, int, struct nvkm_mmu **);
int gf100_mmu_new(struct nvkm_device *, int, struct nvkm_mmu **);
+int gk104_mmu_new(struct nvkm_device *, int, struct nvkm_mmu **);
+int gk20a_mmu_new(struct nvkm_device *, int, struct nvkm_mmu **);
+int gm200_mmu_new(struct nvkm_device *, int, struct nvkm_mmu **);
+int gm20b_mmu_new(struct nvkm_device *, int, struct nvkm_mmu **);
+int gp100_mmu_new(struct nvkm_device *, int, struct nvkm_mmu **);
+int gp10b_mmu_new(struct nvkm_device *, int, struct nvkm_mmu **);
#endif
projects / linux-2.6-block.git / blobdiff