diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/core/include/subdev/vm.h')
-rw-r--r-- | drivers/gpu/drm/nouveau/core/include/subdev/vm.h | 135 |
1 files changed, 0 insertions, 135 deletions
diff --git a/drivers/gpu/drm/nouveau/core/include/subdev/vm.h b/drivers/gpu/drm/nouveau/core/include/subdev/vm.h deleted file mode 100644 index d56585f..0000000 --- a/drivers/gpu/drm/nouveau/core/include/subdev/vm.h +++ /dev/null @@ -1,135 +0,0 @@ -/* - * Copyright 2010 Red Hat Inc. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR - * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - * OTHER DEALINGS IN THE SOFTWARE. - * - * Authors: Ben Skeggs - */ - -#ifndef __NOUVEAU_VM_H__ -#define __NOUVEAU_VM_H__ - -#include <core/object.h> -#include <core/subdev.h> -#include <core/device.h> -#include <core/mm.h> - -struct nouveau_vm_pgt { - struct nouveau_gpuobj *obj[2]; - u32 refcount[2]; -}; - -struct nouveau_vm_pgd { - struct list_head head; - struct nouveau_gpuobj *obj; -}; - -struct nouveau_gpuobj; -struct nouveau_mem; - -struct nouveau_vma { - struct list_head head; - int refcount; - struct nouveau_vm *vm; - struct nouveau_mm_node *node; - u64 offset; - u32 access; -}; - -struct nouveau_vm { - struct nouveau_vmmgr *vmm; - struct nouveau_mm mm; - struct kref refcount; - - struct list_head pgd_list; - atomic_t engref[NVDEV_SUBDEV_NR]; - - struct nouveau_vm_pgt *pgt; - u32 fpde; - u32 lpde; -}; - -struct nouveau_vmmgr { - struct nouveau_subdev base; - - u64 limit; - u8 dma_bits; - u32 pgt_bits; - u8 spg_shift; - u8 lpg_shift; - - int (*create)(struct nouveau_vmmgr *, u64 offset, u64 length, - u64 mm_offset, struct nouveau_vm **); - - void (*map_pgt)(struct nouveau_gpuobj *pgd, u32 pde, - struct nouveau_gpuobj *pgt[2]); - void (*map)(struct nouveau_vma *, struct nouveau_gpuobj *, - struct nouveau_mem *, u32 pte, u32 cnt, - u64 phys, u64 delta); - void (*map_sg)(struct nouveau_vma *, struct nouveau_gpuobj *, - struct nouveau_mem *, u32 pte, u32 cnt, dma_addr_t *); - void (*unmap)(struct nouveau_gpuobj *pgt, u32 pte, u32 cnt); - void (*flush)(struct nouveau_vm *); -}; - -static inline struct nouveau_vmmgr * -nouveau_vmmgr(void *obj) -{ - return (void *)nouveau_subdev(obj, NVDEV_SUBDEV_VM); -} - -#define nouveau_vmmgr_create(p,e,o,i,f,d) \ - nouveau_subdev_create((p), (e), (o), 0, (i), (f), (d)) -#define nouveau_vmmgr_destroy(p) \ - nouveau_subdev_destroy(&(p)->base) -#define nouveau_vmmgr_init(p) \ - nouveau_subdev_init(&(p)->base) -#define nouveau_vmmgr_fini(p,s) \ - nouveau_subdev_fini(&(p)->base, (s)) - -#define _nouveau_vmmgr_dtor _nouveau_subdev_dtor -#define _nouveau_vmmgr_init _nouveau_subdev_init -#define _nouveau_vmmgr_fini _nouveau_subdev_fini - -extern struct nouveau_oclass nv04_vmmgr_oclass; -extern struct nouveau_oclass nv41_vmmgr_oclass; -extern struct nouveau_oclass nv44_vmmgr_oclass; -extern struct nouveau_oclass nv50_vmmgr_oclass; -extern struct nouveau_oclass nvc0_vmmgr_oclass; - -int nv04_vm_create(struct nouveau_vmmgr *, u64, u64, u64, - struct nouveau_vm **); -void nv04_vmmgr_dtor(struct nouveau_object *); - -/* nouveau_vm.c */ -int nouveau_vm_create(struct nouveau_vmmgr *, u64 offset, u64 length, - u64 mm_offset, u32 block, struct nouveau_vm **); -int nouveau_vm_new(struct nouveau_device *, u64 offset, u64 length, - u64 mm_offset, struct nouveau_vm **); -int nouveau_vm_ref(struct nouveau_vm *, struct nouveau_vm **, - struct nouveau_gpuobj *pgd); -int nouveau_vm_get(struct nouveau_vm *, u64 size, u32 page_shift, - u32 access, struct nouveau_vma *); -void nouveau_vm_put(struct nouveau_vma *); -void nouveau_vm_map(struct nouveau_vma *, struct nouveau_mem *); -void nouveau_vm_map_at(struct nouveau_vma *, u64 offset, struct nouveau_mem *); -void nouveau_vm_unmap(struct nouveau_vma *); -void nouveau_vm_unmap_at(struct nouveau_vma *, u64 offset, u64 length); - -#endif |