drm/nouveau/mmu: remove old vmm frontend

Signed-off-by: NBen Skeggs <bskeggs@redhat.com>

drivers/gpu/drm/nouveau/include/nvif/device.h

@@ -63,10 +63,8 @@ u64  nvif_device_time(struct nvif_device *);
 #define nvxx_therm(a) nvxx_device(a)->therm
 #define nvxx_volt(a) nvxx_device(a)->volt
 
-#include <core/device.h>
 #include <engine/fifo.h>
 #include <engine/gr.h>
-#include <engine/sw.h>
 
 #define nvxx_fifo(a) nvxx_device(a)->fifo
 #define nvxx_gr(a) nvxx_device(a)->gr

drivers/gpu/drm/nouveau/include/nvkm/core/client.h

@@ -16,8 +16,6 @@ struct nvkm_client {
 	void *data;
 	int (*ntfy)(const void *, u32, const void *, u32);
 
-	struct nvkm_vm *vm;
-
 	struct list_head umem;
 	spinlock_t lock;
 };

drivers/gpu/drm/nouveau/include/nvkm/core/os.h

 #ifndef __NVKM_OS_H__
 #define __NVKM_OS_H__
 #include <nvif/os.h>
-#define nvkm_vmm nvkm_vm
 
 #ifdef __BIG_ENDIAN
 #define ioread16_native ioread16be
@@ -21,5 +20,4 @@
 	iowrite32_native(lower_32_bits(_v), &_p[0]);			       \
 	iowrite32_native(upper_32_bits(_v), &_p[1]);			       \
 } while(0)
-
 #endif

drivers/gpu/drm/nouveau/include/nvkm/subdev/fb.h

@@ -20,17 +20,6 @@
 #define NVKM_RAM_TYPE_VM 0x7f
 #define NV_MEM_COMP_VM 0x03
 
-struct nvkm_mem {
-	struct nvkm_mm_node *mem;
-	dma_addr_t *pages;
-	u32 memtype;
-	u64 offset;
-	u64 size;
-	struct sg_table *sg;
-
-	struct nvkm_memory *memory;
-};
-
 struct nvkm_fb_tile {
 	struct nvkm_mm_node *tag;
 	u32 addr;
@@ -57,7 +46,6 @@ struct nvkm_fb {
 	struct nvkm_memory *mmu_wr;
 };
 
-bool nvkm_fb_memtype_valid(struct nvkm_fb *, u32 memtype);
 void nvkm_fb_tile_init(struct nvkm_fb *, int region, u32 addr, u32 size,
 		       u32 pitch, u32 flags, struct nvkm_fb_tile *);
 void nvkm_fb_tile_fini(struct nvkm_fb *, int region, struct nvkm_fb_tile *);
@@ -163,6 +151,4 @@ struct nvkm_ram_func {
 	int (*prog)(struct nvkm_ram *);
 	void (*tidy)(struct nvkm_ram *);
 };
-
-extern const u8 gf100_pte_storage_type_map[256];
 #endif

drivers/gpu/drm/nouveau/include/nvkm/subdev/mmu.h

 #ifndef __NVKM_MMU_H__
 #define __NVKM_MMU_H__
 #include <core/subdev.h>
-struct nvkm_mem;
-
-struct nvkm_vm_pgt {
-	struct nvkm_memory *mem[2];
-	u32 refcount[2];
-};
 
 struct nvkm_vma {
 	struct list_head head;
@@ -24,14 +18,9 @@ struct nvkm_vma {
 	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_vma *node;
-	struct nvkm_vm *vm;
-	u64 offset;
-	u32 access;
 };
 
-struct nvkm_vm {
+struct nvkm_vmm {
 	const struct nvkm_vmm_func *func;
 	struct nvkm_mmu *mmu;
 	const char *name;
@@ -56,17 +45,6 @@ struct nvkm_vm {
 	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_memory *inst);
-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 *);
-
 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 *);
@@ -105,9 +83,7 @@ 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 {

drivers/gpu/drm/nouveau/nouveau_drm.c

@@ -271,12 +271,6 @@ nouveau_cli_init(struct nouveau_drm *drm, const char *sname,
 	}
 
 	cli->mem = &mems[ret];
-
-	if (1) {
-		cli->vm = cli->vmm.vm;
-		nvxx_client(&cli->base)->vm = cli->vm;
-	}
-
 	return 0;
 done:
 	if (ret)

drivers/gpu/drm/nouveau/nouveau_drv.h

@@ -97,7 +97,6 @@ struct nouveau_cli {
 	struct nouveau_vmm vmm;
 	const struct nvif_mclass *mem;
 
-	struct nvkm_vm *vm;
 	struct list_head head;
 	void *abi16;
 	struct list_head objects;

drivers/gpu/drm/nouveau/nouveau_gem.c

@@ -267,18 +267,11 @@ int
 nouveau_gem_ioctl_new(struct drm_device *dev, void *data,
 		      struct drm_file *file_priv)
 {
-	struct nouveau_drm *drm = nouveau_drm(dev);
 	struct nouveau_cli *cli = nouveau_cli(file_priv);
-	struct nvkm_fb *fb = nvxx_fb(&drm->client.device);
 	struct drm_nouveau_gem_new *req = data;
 	struct nouveau_bo *nvbo = NULL;
 	int ret = 0;
 
-	if (!nvkm_fb_memtype_valid(fb, req->info.tile_flags)) {
-		NV_PRINTK(err, cli, "bad page flags: 0x%08x\n", req->info.tile_flags);
-		return -EINVAL;
-	}
-
 	ret = nouveau_gem_new(cli, req->info.size, req->align,
 			      req->info.domain, req->info.tile_mode,
 			      req->info.tile_flags, &nvbo);

drivers/gpu/drm/nouveau/nouveau_vmm.c

@@ -131,6 +131,5 @@ nouveau_vmm_init(struct nouveau_cli *cli, s32 oclass, struct nouveau_vmm *vmm)
 		return ret;
 
 	vmm->cli = cli;
-	vmm->vm = nvkm_uvmm(vmm->vmm.object.priv)->vmm;
 	return 0;
 }

drivers/gpu/drm/nouveau/nouveau_vmm.h

 #ifndef __NOUVEAU_VMA_H__
 #define __NOUVEAU_VMA_H__
-#include <subdev/mmu/uvmm.h>
 #include <nvif/vmm.h>
 struct nouveau_bo;
 struct nouveau_mem;

drivers/gpu/drm/nouveau/nvkm/subdev/fb/base.c

@@ -31,12 +31,6 @@
 #include <engine/gr.h>
 #include <engine/mpeg.h>
 
-bool
-nvkm_fb_memtype_valid(struct nvkm_fb *fb, u32 memtype)
-{
-	return fb->func->memtype_valid(fb, memtype);
-}
-
 void
 nvkm_fb_tile_fini(struct nvkm_fb *fb, int region, struct nvkm_fb_tile *tile)
 {

drivers/gpu/drm/nouveau/nvkm/subdev/fb/gf100.c

@@ -27,15 +27,6 @@
 #include <core/memory.h>
 #include <core/option.h>
 
-extern const u8 gf100_pte_storage_type_map[256];
-
-bool
-gf100_fb_memtype_valid(struct nvkm_fb *fb, u32 tile_flags)
-{
-	u8 memtype = (tile_flags & 0x0000ff00) >> 8;
-	return likely((gf100_pte_storage_type_map[memtype] != 0xff));
-}
-
 void
 gf100_fb_intr(struct nvkm_fb *base)
 {
@@ -140,7 +131,6 @@ gf100_fb = {
 	.init_page = gf100_fb_init_page,
 	.intr = gf100_fb_intr,
 	.ram_new = gf100_ram_new,
-	.memtype_valid = gf100_fb_memtype_valid,
 	.default_bigpage = 17,
 };
 

drivers/gpu/drm/nouveau/nvkm/subdev/fb/gf108.c

@@ -32,7 +32,6 @@ gf108_fb = {
 	.init_page = gf100_fb_init_page,
 	.intr = gf100_fb_intr,
 	.ram_new = gf108_ram_new,
-	.memtype_valid = gf100_fb_memtype_valid,
 	.default_bigpage = 17,
 };
 

drivers/gpu/drm/nouveau/nvkm/subdev/fb/gk104.c

@@ -32,7 +32,6 @@ gk104_fb = {
 	.init_page = gf100_fb_init_page,
 	.intr = gf100_fb_intr,
 	.ram_new = gk104_ram_new,
-	.memtype_valid = gf100_fb_memtype_valid,
 	.default_bigpage = 17,
 };
 

drivers/gpu/drm/nouveau/nvkm/subdev/fb/gk20a.c

@@ -30,7 +30,6 @@ gk20a_fb = {
 	.init = gf100_fb_init,
 	.init_page = gf100_fb_init_page,
 	.intr = gf100_fb_intr,
-	.memtype_valid = gf100_fb_memtype_valid,
 	.default_bigpage = 17,
 };
 

drivers/gpu/drm/nouveau/nvkm/subdev/fb/gm107.c

@@ -32,7 +32,6 @@ gm107_fb = {
 	.init_page = gf100_fb_init_page,
 	.intr = gf100_fb_intr,
 	.ram_new = gm107_ram_new,
-	.memtype_valid = gf100_fb_memtype_valid,
 	.default_bigpage = 17,
 };
 

drivers/gpu/drm/nouveau/nvkm/subdev/fb/gm200.c

@@ -65,7 +65,6 @@ gm200_fb = {
 	.init_page = gm200_fb_init_page,
 	.intr = gf100_fb_intr,
 	.ram_new = gm200_ram_new,
-	.memtype_valid = gf100_fb_memtype_valid,
 	.default_bigpage = 0 /* per-instance. */,
 };
 

drivers/gpu/drm/nouveau/nvkm/subdev/fb/gm20b.c

@@ -30,7 +30,6 @@ gm20b_fb = {
 	.init = gm200_fb_init,
 	.init_page = gm200_fb_init_page,
 	.intr = gf100_fb_intr,
-	.memtype_valid = gf100_fb_memtype_valid,
 	.default_bigpage = 0 /* per-instance. */,
 };
 

drivers/gpu/drm/nouveau/nvkm/subdev/fb/gp100.c

@@ -59,7 +59,6 @@ gp100_fb = {
 	.init_page = gm200_fb_init_page,
 	.init_unkn = gp100_fb_init_unkn,
 	.ram_new = gp100_ram_new,
-	.memtype_valid = gf100_fb_memtype_valid,
 };
 
 int

drivers/gpu/drm/nouveau/nvkm/subdev/fb/gp102.c

@@ -33,7 +33,6 @@ gp102_fb = {
 	.init = gp100_fb_init,
 	.init_page = gm200_fb_init_page,
 	.ram_new = gp100_ram_new,
-	.memtype_valid = gf100_fb_memtype_valid,
 };
 
 int

drivers/gpu/drm/nouveau/nvkm/subdev/fb/gp10b.c

@@ -28,7 +28,6 @@ gp10b_fb = {
 	.init = gm200_fb_init,
 	.init_page = gm200_fb_init_page,
 	.intr = gf100_fb_intr,
-	.memtype_valid = gf100_fb_memtype_valid,
 };
 
 int

drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv04.c

@@ -25,14 +25,6 @@
 #include "ram.h"
 #include "regsnv04.h"
 
-bool
-nv04_fb_memtype_valid(struct nvkm_fb *fb, u32 tile_flags)
-{
-	if (!(tile_flags & 0xff00))
-		return true;
-	return false;
-}
-
 static void
 nv04_fb_init(struct nvkm_fb *fb)
 {
@@ -49,7 +41,6 @@ static const struct nvkm_fb_func
 nv04_fb = {
 	.init = nv04_fb_init,
 	.ram_new = nv04_ram_new,
-	.memtype_valid = nv04_fb_memtype_valid,
 };
 
 int

drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv10.c

@@ -61,7 +61,6 @@ nv10_fb = {
 	.tile.fini = nv10_fb_tile_fini,
 	.tile.prog = nv10_fb_tile_prog,
 	.ram_new = nv10_ram_new,
-	.memtype_valid = nv04_fb_memtype_valid,
 };
 
 int

drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv1a.c

@@ -33,7 +33,6 @@ nv1a_fb = {
 	.tile.fini = nv10_fb_tile_fini,
 	.tile.prog = nv10_fb_tile_prog,
 	.ram_new = nv1a_ram_new,
-	.memtype_valid = nv04_fb_memtype_valid,
 };
 
 int

drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv20.c

@@ -93,7 +93,6 @@ nv20_fb = {
 	.tile.fini = nv20_fb_tile_fini,
 	.tile.prog = nv20_fb_tile_prog,
 	.ram_new = nv20_ram_new,
-	.memtype_valid = nv04_fb_memtype_valid,
 };
 
 int

drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv25.c

@@ -51,7 +51,6 @@ nv25_fb = {
 	.tile.fini = nv20_fb_tile_fini,
 	.tile.prog = nv20_fb_tile_prog,
 	.ram_new = nv20_ram_new,
-	.memtype_valid = nv04_fb_memtype_valid,
 };
 
 int

drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv30.c

@@ -124,7 +124,6 @@ nv30_fb = {
 	.tile.fini = nv20_fb_tile_fini,
 	.tile.prog = nv20_fb_tile_prog,
 	.ram_new = nv20_ram_new,
-	.memtype_valid = nv04_fb_memtype_valid,
 };
 
 int

drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv35.c

@@ -53,7 +53,6 @@ nv35_fb = {
 	.tile.fini = nv20_fb_tile_fini,
 	.tile.prog = nv20_fb_tile_prog,
 	.ram_new = nv20_ram_new,
-	.memtype_valid = nv04_fb_memtype_valid,
 };
 
 int

drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv36.c

@@ -53,7 +53,6 @@ nv36_fb = {
 	.tile.fini = nv20_fb_tile_fini,
 	.tile.prog = nv20_fb_tile_prog,
 	.ram_new = nv20_ram_new,
-	.memtype_valid = nv04_fb_memtype_valid,
 };
 
 int

drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv40.c

@@ -59,7 +59,6 @@ nv40_fb = {
 	.tile.fini = nv20_fb_tile_fini,
 	.tile.prog = nv20_fb_tile_prog,
 	.ram_new = nv40_ram_new,
-	.memtype_valid = nv04_fb_memtype_valid,
 };
 
 int

drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv41.c

@@ -53,7 +53,6 @@ nv41_fb = {
 	.tile.fini = nv20_fb_tile_fini,
 	.tile.prog = nv41_fb_tile_prog,
 	.ram_new = nv41_ram_new,
-	.memtype_valid = nv04_fb_memtype_valid,
 };
 
 int

drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv44.c

@@ -62,7 +62,6 @@ nv44_fb = {
 	.tile.fini = nv20_fb_tile_fini,
 	.tile.prog = nv44_fb_tile_prog,
 	.ram_new = nv44_ram_new,
-	.memtype_valid = nv04_fb_memtype_valid,
 };
 
 int

drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv46.c

@@ -48,7 +48,6 @@ nv46_fb = {
 	.tile.fini = nv20_fb_tile_fini,
 	.tile.prog = nv44_fb_tile_prog,
 	.ram_new = nv44_ram_new,
-	.memtype_valid = nv04_fb_memtype_valid,
 };
 
 int

drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv47.c

@@ -36,7 +36,6 @@ nv47_fb = {
 	.tile.fini = nv20_fb_tile_fini,
 	.tile.prog = nv41_fb_tile_prog,
 	.ram_new = nv41_ram_new,
-	.memtype_valid = nv04_fb_memtype_valid,
 };
 
 int

drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv49.c

@@ -36,7 +36,6 @@ nv49_fb = {
 	.tile.fini = nv20_fb_tile_fini,
 	.tile.prog = nv41_fb_tile_prog,
 	.ram_new = nv49_ram_new,
-	.memtype_valid = nv04_fb_memtype_valid,
 };
 
 int

drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv4e.c

@@ -34,7 +34,6 @@ nv4e_fb = {
 	.tile.fini = nv20_fb_tile_fini,
 	.tile.prog = nv44_fb_tile_prog,
 	.ram_new = nv44_ram_new,
-	.memtype_valid = nv04_fb_memtype_valid,
 };
 
 int

drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv50.c

@@ -28,18 +28,6 @@
 #include <core/enum.h>
 #include <engine/fifo.h>
 
-int
-nv50_fb_memtype[0x80] = {
-	1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-	1, 1, 1, 1, 0, 0, 0, 0, 2, 2, 2, 2, 0, 0, 0, 0,
-	1, 1, 1, 1, 1, 1, 1, 0, 2, 2, 2, 2, 2, 2, 2, 0,
-	0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-	1, 1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 2, 0, 0,
-	0, 0, 0, 0, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-	1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 2, 2, 2, 2,
-	1, 0, 2, 0, 1, 0, 2, 0, 1, 1, 2, 2, 1, 1, 0, 0
-};
-
 static int
 nv50_fb_ram_new(struct nvkm_fb *base, struct nvkm_ram **pram)
 {
@@ -47,12 +35,6 @@ nv50_fb_ram_new(struct nvkm_fb *base, struct nvkm_ram **pram)
 	return fb->func->ram_new(&fb->base, pram);
 }
 
-static bool
-nv50_fb_memtype_valid(struct nvkm_fb *fb, u32 memtype)
-{
-	return nv50_fb_memtype[(memtype & 0xff00) >> 8] != 0;
-}
-
 static const struct nvkm_enum vm_dispatch_subclients[] = {
 	{ 0x00000000, "GRCTX" },
 	{ 0x00000001, "NOTIFY" },
@@ -276,7 +258,6 @@ nv50_fb_ = {
 	.init = nv50_fb_init,
 	.intr = nv50_fb_intr,
 	.ram_new = nv50_fb_ram_new,
-	.memtype_valid = nv50_fb_memtype_valid,
 };
 
 int

drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv50.h

@@ -18,5 +18,4 @@ struct nv50_fb_func {
 
 int nv50_fb_new_(const struct nv50_fb_func *, struct nvkm_device *, int index,
 		 struct nvkm_fb **pfb);
-extern int nv50_fb_memtype[0x80];
 #endif

drivers/gpu/drm/nouveau/nvkm/subdev/fb/priv.h

@@ -25,8 +25,6 @@ struct nvkm_fb_func {
 
 	int (*ram_new)(struct nvkm_fb *, struct nvkm_ram **);
 
-	bool (*memtype_valid)(struct nvkm_fb *, u32 memtype);
-
 	u8 default_bigpage;
 };
 
@@ -36,8 +34,6 @@ int nvkm_fb_new_(const struct nvkm_fb_func *, struct nvkm_device *device,
 		 int index, struct nvkm_fb **);
 int nvkm_fb_bios_memtype(struct nvkm_bios *);
 
-bool nv04_fb_memtype_valid(struct nvkm_fb *, u32 memtype);
-
 void nv10_fb_tile_init(struct nvkm_fb *, int i, u32 addr, u32 size,
 		       u32 pitch, u32 flags, struct nvkm_fb_tile *);
 void nv10_fb_tile_fini(struct nvkm_fb *, int i, struct nvkm_fb_tile *);
@@ -67,7 +63,6 @@ void nv46_fb_tile_init(struct nvkm_fb *, int i, u32 addr, u32 size,
 
 int gf100_fb_oneinit(struct nvkm_fb *);
 int gf100_fb_init_page(struct nvkm_fb *);
-bool gf100_fb_memtype_valid(struct nvkm_fb *, u32);
 
 int gm200_fb_init_page(struct nvkm_fb *);
 #endif

drivers/gpu/drm/nouveau/nvkm/subdev/fb/ram.c

@@ -45,15 +45,6 @@ nvkm_vram_map(struct nvkm_memory *memory, u64 offset, struct nvkm_vmm *vmm,
 		.mem = vram->mn,
 	};
 
-	if (vma->vm) {
-		struct nvkm_mem mem = {
-			.mem = vram->mn,
-			.memory = &vram->memory,
-		};
-		nvkm_vm_map_at(vma, offset, &mem);
-		return 0;
-	}
-
 	return nvkm_vmm_map(vmm, vma, argv, argc, &map);
 }
 

drivers/gpu/drm/nouveau/nvkm/subdev/instmem/gk20a.c

@@ -44,9 +44,7 @@
 #include "priv.h"
 
 #include <core/memory.h>
-#include <core/mm.h>
 #include <core/tegra.h>
-#include <subdev/fb.h>
 #include <subdev/ltc.h>
 #include <subdev/mmu.h>
 
@@ -290,15 +288,6 @@ gk20a_instobj_map(struct nvkm_memory *memory, u64 offset, struct nvkm_vmm *vmm,
 		.mem = node->mn,
 	};
 
-	if (vma->vm) {
-		struct nvkm_mem mem = {
-			.mem = node->mn,
-			.memory = &node->memory,
-		};
-		nvkm_vm_map_at(vma, 0, &mem);
-		return 0;
-	}
-
 	return nvkm_vmm_map(vmm, vma, argv, argc, &map);
 }
 

drivers/gpu/drm/nouveau/nvkm/subdev/mmu/base.c

@@ -216,67 +216,6 @@ nvkm_mmu_ptc_get(struct nvkm_mmu *mmu, u32 size, u32 align, bool zero)
 	return pt;
 }
 
-static void
-nvkm_vm_map_(const struct nvkm_vmm_page *page, struct nvkm_vma *vma, u64 delta,
-	     struct nvkm_mem *mem, nvkm_vmm_pte_func fn,
-	     struct nvkm_vmm_map *map)
-{
-	union {
-		struct nv50_vmm_map_v0 nv50;
-		struct gf100_vmm_map_v0 gf100;
-	} args;
-	struct nvkm_vmm *vmm = vma->vm;
-	void *argv = NULL;
-	u32 argc = 0;
-	int ret;
-
-	map->memory = mem->memory;
-	map->page = page;
-
-	if (vmm->func->valid) {
-		switch (vmm->mmu->subdev.device->card_type) {
-		case NV_50:
-			args.nv50.version = 0;
-			args.nv50.ro = !(vma->access & NV_MEM_ACCESS_WO);
-			args.nv50.priv = !!(vma->access & NV_MEM_ACCESS_SYS);
-			args.nv50.kind = (mem->memtype & 0x07f);
-			args.nv50.comp = (mem->memtype & 0x180) >> 7;
-			argv = &args.nv50;
-			argc = sizeof(args.nv50);
-			break;
-		case NV_C0:
-		case NV_E0:
-		case GM100:
-		case GP100: {
-			args.gf100.version = 0;
-			args.gf100.vol = (nvkm_memory_target(map->memory) != NVKM_MEM_TARGET_VRAM);
-			args.gf100.ro = !(vma->access & NV_MEM_ACCESS_WO);
-			args.gf100.priv = !!(vma->access & NV_MEM_ACCESS_SYS);
-			args.gf100.kind = (mem->memtype & 0x0ff);
-			argv = &args.gf100;
-			argc = sizeof(args.gf100);
-		}
-			break;
-		default:
-			break;
-		}
-
-		ret = vmm->func->valid(vmm, argv, argc, map);
-		if (WARN_ON(ret))
-			return;
-	}
-
-	mutex_lock(&vmm->mutex);
-	nvkm_vmm_ptes_map(vmm, page, vma->node->addr + delta,
-				     vma->node->size, map, fn);
-	mutex_unlock(&vmm->mutex);
-
-	nvkm_memory_tags_put(vma->node->memory, vmm->mmu->subdev.device, &vma->node->tags);
-	nvkm_memory_unref(&vma->node->memory);
-	vma->node->memory = nvkm_memory_ref(map->memory);
-	vma->node->tags = map->tags;
-}
-
 void
 nvkm_mmu_ptc_dump(struct nvkm_mmu *mmu)
 {
@@ -312,138 +251,6 @@ nvkm_mmu_ptc_init(struct nvkm_mmu *mmu)
 	INIT_LIST_HEAD(&mmu->ptp.list);
 }
 
-void
-nvkm_vm_map_at(struct nvkm_vma *vma, u64 delta, struct nvkm_mem *node)
-{
-	const struct nvkm_vmm_page *page = &vma->vm->func->page[vma->node->page];
-	if (page->desc->func->unmap) {
-		struct nvkm_vmm_map map = { .mem = node->mem };
-		nvkm_vm_map_(page, vma, delta, node, page->desc->func->mem, &map);
-		return;
-	}
-}
-
-static void
-nvkm_vm_map_sg_table(struct nvkm_vma *vma, u64 delta, u64 length,
-		     struct nvkm_mem *mem)
-{
-	const struct nvkm_vmm_page *page = &vma->vm->func->page[vma->node->page];
-	if (page->desc->func->unmap) {
-		struct nvkm_vmm_map map = { .sgl = mem->sg->sgl };
-		nvkm_vm_map_(page, vma, delta, mem, page->desc->func->sgl, &map);
-		return;
-	}
-}
-
-static void
-nvkm_vm_map_sg(struct nvkm_vma *vma, u64 delta, u64 length,
-	       struct nvkm_mem *mem)
-{
-	const struct nvkm_vmm_page *page = &vma->vm->func->page[vma->node->page];
-	if (page->desc->func->unmap) {
-		struct nvkm_vmm_map map = { .dma = mem->pages };
-		nvkm_vm_map_(page, vma, delta, mem, page->desc->func->dma, &map);
-		return;
-	}
-}
-
-void
-nvkm_vm_map(struct nvkm_vma *vma, struct nvkm_mem *node)
-{
-	if (node->sg)
-		nvkm_vm_map_sg_table(vma, 0, node->size << 12, node);
-	else
-	if (node->pages)
-		nvkm_vm_map_sg(vma, 0, node->size << 12, node);
-	else
-		nvkm_vm_map_at(vma, 0, node);
-}
-
-void
-nvkm_vm_unmap(struct nvkm_vma *vma)
-{
-	nvkm_vmm_unmap(vma->vm, vma->node);
-}
-
-int
-nvkm_vm_get(struct nvkm_vm *vm, u64 size, u32 page_shift, u32 access,
-	    struct nvkm_vma *vma)
-{
-	int ret;
-
-	mutex_lock(&vm->mutex);
-	ret = nvkm_vmm_get_locked(vm, true, false, false, page_shift, 0,
-				  size, &vma->node);
-	mutex_unlock(&vm->mutex);
-	if (ret)
-		return ret;
-
-	vma->memory = NULL;
-	vma->tags = NULL;
-	vma->vm = NULL;
-	nvkm_vm_ref(vm, &vma->vm, NULL);
-	vma->offset = vma->addr = vma->node->addr;
-	vma->access = access;
-	return 0;
-}
-
-void
-nvkm_vm_put(struct nvkm_vma *vma)
-{
-	nvkm_vmm_put(vma->vm, &vma->node);
-	nvkm_vm_ref(NULL, &vma->vm, NULL);
-}
-
-int
-nvkm_vm_boot(struct nvkm_vm *vm, u64 size)
-{
-	return nvkm_vmm_boot(vm);
-}
-
-int
-nvkm_vm_new(struct nvkm_device *device, u64 offset, u64 length, u64 mm_offset,
-	    struct lock_class_key *key, struct nvkm_vm **pvm)
-{
-	struct nvkm_mmu *mmu = device->mmu;
-
-	*pvm = NULL;
-	if (mmu->func->vmm.ctor) {
-		int ret = mmu->func->vmm.ctor(mmu, mm_offset,
-					      offset + length - mm_offset,
-					      NULL, 0, key, "legacy", pvm);
-		if (ret) {
-			nvkm_vm_ref(NULL, pvm, NULL);
-			return ret;
-		}
-
-		return ret;
-	}
-
-	return -EINVAL;
-}
-
-int
-nvkm_vm_ref(struct nvkm_vm *ref, struct nvkm_vm **ptr, struct nvkm_memory *inst)
-{
-	if (ref) {
-		if (inst) {
-			int ret = nvkm_vmm_join(ref, inst);
-			if (ret)
-				return ret;
-		}
-
-		nvkm_vmm_ref(ref);
-	}
-
-	if (*ptr) {
-		nvkm_vmm_part(*ptr, inst);
-		nvkm_vmm_unref(ptr);
-	}
-
-	*ptr = ref;
-	return 0;
-}
-
 static void
 nvkm_mmu_type(struct nvkm_mmu *mmu, int heap, u8 type)
 {
@@ -611,9 +418,7 @@ nvkm_mmu_ctor(const struct nvkm_mmu_func *func, struct nvkm_device *device,
 {
 	nvkm_subdev_ctor(&nvkm_mmu, device, index, &mmu->subdev);
 	mmu->func = func;
-	mmu->limit = func->limit;
 	mmu->dma_bits = func->dma_bits;
-	mmu->lpg_shift = func->lpg_shift;
 	nvkm_mmu_ptc_init(mmu);
 	mmu->user.ctor = nvkm_ummu_new;
 	mmu->user.base = func->mmu.user;

drivers/gpu/drm/nouveau/nvkm/subdev/mmu/g84.c

@@ -26,9 +26,7 @@
 
 static const struct nvkm_mmu_func
 g84_mmu = {
-	.limit = (1ULL << 40),
 	.dma_bits = 40,
-	.lpg_shift = 16,
 	.mmu = {{ -1, -1, NVIF_CLASS_MMU_NV50}},
 	.mem = {{ -1,  0, NVIF_CLASS_MEM_NV50}, nv50_mem_new, nv50_mem_map },
 	.vmm = {{ -1, -1, NVIF_CLASS_VMM_NV50}, nv50_vmm_new, false, 0x0200 },

drivers/gpu/drm/nouveau/nvkm/subdev/mmu/gf100.c

@@ -29,54 +29,52 @@
 /* Map from compressed to corresponding uncompressed storage type.
  * The value 0xff represents an invalid storage type.
  */
-const u8 gf100_pte_storage_type_map[256] =
-{
-	0x00, 0x01, 0x01, 0x01, 0x01, 0x01, 0xff, 0x01, /* 0x00 */
-	0x01, 0x01, 0x01, 0xff, 0xff, 0xff, 0xff, 0xff,
-	0xff, 0x11, 0xff, 0xff, 0xff, 0xff, 0xff, 0x11, /* 0x10 */
-	0x11, 0x11, 0x11, 0xff, 0xff, 0xff, 0xff, 0xff,
-	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x26, 0x27, /* 0x20 */
-	0x28, 0x29, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
-	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, /* 0x30 */
-	0xff, 0xff, 0x26, 0x27, 0x28, 0x29, 0x26, 0x27,
-	0x28, 0x29, 0xff, 0xff, 0xff, 0xff, 0x46, 0xff, /* 0x40 */
-	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
-	0xff, 0x46, 0x46, 0x46, 0x46, 0xff, 0xff, 0xff, /* 0x50 */
-	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
-	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, /* 0x60 */
-	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
-	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, /* 0x70 */
-	0xff, 0xff, 0xff, 0x7b, 0xff, 0xff, 0xff, 0xff,
-	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x7b, 0x7b, /* 0x80 */
-	0x7b, 0x7b, 0xff, 0x8b, 0x8c, 0x8d, 0x8e, 0xff,
-	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, /* 0x90 */
-	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
-	0xff, 0xff, 0xff, 0x8b, 0x8c, 0x8d, 0x8e, 0xa7, /* 0xa0 */
-	0xa8, 0xa9, 0xaa, 0xff, 0xff, 0xff, 0xff, 0xff,
-	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, /* 0xb0 */
-	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xa7,
-	0xa8, 0xa9, 0xaa, 0xc3, 0xff, 0xff, 0xff, 0xff, /* 0xc0 */
-	0xff, 0xff, 0xff, 0xff, 0xfe, 0xfe, 0xc3, 0xc3,
-	0xc3, 0xc3, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, /* 0xd0 */
-	0xfe, 0xff, 0xff, 0xfe, 0xff, 0xfe, 0xff, 0xfe,
-	0xfe, 0xff, 0xfe, 0xfe, 0xfe, 0xfe, 0xfe, 0xff, /* 0xe0 */
-	0xff, 0xfe, 0xff, 0xfe, 0xff, 0xfe, 0xfe, 0xff,
-	0xfe, 0xfe, 0xfe, 0xfe, 0xfe, 0xfe, 0xfe, 0xfe, /* 0xf0 */
-	0xfe, 0xfe, 0xfe, 0xfe, 0xff, 0xfd, 0xfe, 0xff
-};
-
 const u8 *
 gf100_mmu_kind(struct nvkm_mmu *mmu, int *count)
 {
-	*count = ARRAY_SIZE(gf100_pte_storage_type_map);
-	return gf100_pte_storage_type_map;
+	static const u8
+	kind[256] = {
+		0x00, 0x01, 0x01, 0x01, 0x01, 0x01, 0xff, 0x01, /* 0x00 */
+		0x01, 0x01, 0x01, 0xff, 0xff, 0xff, 0xff, 0xff,
+		0xff, 0x11, 0xff, 0xff, 0xff, 0xff, 0xff, 0x11, /* 0x10 */
+		0x11, 0x11, 0x11, 0xff, 0xff, 0xff, 0xff, 0xff,
+		0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x26, 0x27, /* 0x20 */
+		0x28, 0x29, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+		0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, /* 0x30 */
+		0xff, 0xff, 0x26, 0x27, 0x28, 0x29, 0x26, 0x27,
+		0x28, 0x29, 0xff, 0xff, 0xff, 0xff, 0x46, 0xff, /* 0x40 */
+		0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+		0xff, 0x46, 0x46, 0x46, 0x46, 0xff, 0xff, 0xff, /* 0x50 */
+		0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+		0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, /* 0x60 */
+		0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+		0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, /* 0x70 */
+		0xff, 0xff, 0xff, 0x7b, 0xff, 0xff, 0xff, 0xff,
+		0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x7b, 0x7b, /* 0x80 */
+		0x7b, 0x7b, 0xff, 0x8b, 0x8c, 0x8d, 0x8e, 0xff,
+		0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, /* 0x90 */
+		0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+		0xff, 0xff, 0xff, 0x8b, 0x8c, 0x8d, 0x8e, 0xa7, /* 0xa0 */
+		0xa8, 0xa9, 0xaa, 0xff, 0xff, 0xff, 0xff, 0xff,
+		0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, /* 0xb0 */
+		0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xa7,
+		0xa8, 0xa9, 0xaa, 0xc3, 0xff, 0xff, 0xff, 0xff, /* 0xc0 */
+		0xff, 0xff, 0xff, 0xff, 0xfe, 0xfe, 0xc3, 0xc3,
+		0xc3, 0xc3, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, /* 0xd0 */
+		0xfe, 0xff, 0xff, 0xfe, 0xff, 0xfe, 0xff, 0xfe,
+		0xfe, 0xff, 0xfe, 0xfe, 0xfe, 0xfe, 0xfe, 0xff, /* 0xe0 */
+		0xff, 0xfe, 0xff, 0xfe, 0xff, 0xfe, 0xfe, 0xff,
+		0xfe, 0xfe, 0xfe, 0xfe, 0xfe, 0xfe, 0xfe, 0xfe, /* 0xf0 */
+		0xfe, 0xfe, 0xfe, 0xfe, 0xff, 0xfd, 0xfe, 0xff
+	};
+
+	*count = ARRAY_SIZE(kind);
+	return kind;
 }
 
 static const struct nvkm_mmu_func
 gf100_mmu = {
-	.limit = (1ULL << 40),
 	.dma_bits = 40,
-	.lpg_shift = 17,
 	.mmu = {{ -1, -1, NVIF_CLASS_MMU_GF100}},
 	.mem = {{ -1,  0, NVIF_CLASS_MEM_GF100}, gf100_mem_new, gf100_mem_map },
 	.vmm = {{ -1, -1, NVIF_CLASS_VMM_GF100}, gf100_vmm_new },

drivers/gpu/drm/nouveau/nvkm/subdev/mmu/gk104.c

@@ -26,9 +26,7 @@
 
 static const struct nvkm_mmu_func
 gk104_mmu = {
-	.limit = (1ULL << 40),
 	.dma_bits = 40,
-	.lpg_shift = 17,
 	.mmu = {{ -1, -1, NVIF_CLASS_MMU_GF100}},
 	.mem = {{ -1,  0, NVIF_CLASS_MEM_GF100}, gf100_mem_new, gf100_mem_map },
 	.vmm = {{ -1, -1, NVIF_CLASS_VMM_GF100}, gk104_vmm_new },

drivers/gpu/drm/nouveau/nvkm/subdev/mmu/gk20a.c

@@ -26,9 +26,7 @@
 
 static const struct nvkm_mmu_func
 gk20a_mmu = {
-	.limit = (1ULL << 40),
 	.dma_bits = 40,
-	.lpg_shift = 17,
 	.mmu = {{ -1, -1, NVIF_CLASS_MMU_GF100}},
 	.mem = {{ -1, -1, NVIF_CLASS_MEM_GF100}, .umap = gf100_mem_map },
 	.vmm = {{ -1, -1, NVIF_CLASS_VMM_GF100}, gk20a_vmm_new },

drivers/gpu/drm/nouveau/nvkm/subdev/mmu/gm200.c

@@ -70,9 +70,7 @@ gm200_mmu_kind(struct nvkm_mmu *mmu, int *count)
 
 static const struct nvkm_mmu_func
 gm200_mmu = {
-	.limit = (1ULL << 40),
 	.dma_bits = 40,
-	.lpg_shift = 17,
 	.mmu = {{ -1, -1, NVIF_CLASS_MMU_GF100}},
 	.mem = {{ -1,  0, NVIF_CLASS_MEM_GF100}, gf100_mem_new, gf100_mem_map },
 	.vmm = {{ -1,  0, NVIF_CLASS_VMM_GM200}, gm200_vmm_new },
@@ -82,9 +80,7 @@ gm200_mmu = {
 
 static const struct nvkm_mmu_func
 gm200_mmu_fixed = {
-	.limit = (1ULL << 40),
 	.dma_bits = 40,
-	.lpg_shift = 17,
 	.mmu = {{ -1, -1, NVIF_CLASS_MMU_GF100}},
 	.mem = {{ -1,  0, NVIF_CLASS_MEM_GF100}, gf100_mem_new, gf100_mem_map },
 	.vmm = {{ -1, -1, NVIF_CLASS_VMM_GM200}, gm200_vmm_new_fixed },

drivers/gpu/drm/nouveau/nvkm/subdev/mmu/gm20b.c

@@ -28,9 +28,7 @@
 
 static const struct nvkm_mmu_func
 gm20b_mmu = {
-	.limit = (1ULL << 40),
 	.dma_bits = 40,
-	.lpg_shift = 17,
 	.mmu = {{ -1, -1, NVIF_CLASS_MMU_GF100}},
 	.mem = {{ -1, -1, NVIF_CLASS_MEM_GF100}, .umap = gf100_mem_map },
 	.vmm = {{ -1,  0, NVIF_CLASS_VMM_GM200}, gm20b_vmm_new },
@@ -40,9 +38,7 @@ gm20b_mmu = {
 
 static const struct nvkm_mmu_func
 gm20b_mmu_fixed = {
-	.limit = (1ULL << 40),
 	.dma_bits = 40,
-	.lpg_shift = 17,
 	.mmu = {{ -1, -1, NVIF_CLASS_MMU_GF100}},
 	.mem = {{ -1, -1, NVIF_CLASS_MEM_GF100}, .umap = gf100_mem_map },
 	.vmm = {{ -1, -1, NVIF_CLASS_VMM_GM200}, gm20b_vmm_new_fixed },

drivers/gpu/drm/nouveau/nvkm/subdev/mmu/gp100.c

@@ -28,9 +28,7 @@
 
 static const struct nvkm_mmu_func
 gp100_mmu = {
-	.limit = (1ULL << 49),
 	.dma_bits = 47,
-	.lpg_shift = 16,
 	.mmu = {{ -1, -1, NVIF_CLASS_MMU_GF100}},
 	.mem = {{ -1,  0, NVIF_CLASS_MEM_GF100}, gf100_mem_new, gf100_mem_map },
 	.vmm = {{ -1, -1, NVIF_CLASS_VMM_GP100}, gp100_vmm_new },

drivers/gpu/drm/nouveau/nvkm/subdev/mmu/gp10b.c

@@ -28,9 +28,7 @@
 
 static const struct nvkm_mmu_func
 gp10b_mmu = {
-	.limit = (1ULL << 49),
 	.dma_bits = 47,
-	.lpg_shift = 16,
 	.mmu = {{ -1, -1, NVIF_CLASS_MMU_GF100}},
 	.mem = {{ -1, -1, NVIF_CLASS_MEM_GF100}, .umap = gf100_mem_map },
 	.vmm = {{ -1, -1, NVIF_CLASS_VMM_GP100}, gp10b_vmm_new },

drivers/gpu/drm/nouveau/nvkm/subdev/mmu/nv04.c

@@ -26,13 +26,9 @@
 
 #include <nvif/class.h>
 
-#define NV04_PDMA_SIZE (128 * 1024 * 1024)
-
 const struct nvkm_mmu_func
 nv04_mmu = {
-	.limit = NV04_PDMA_SIZE,
 	.dma_bits = 32,
-	.lpg_shift = 12,
 	.mmu = {{ -1, -1, NVIF_CLASS_MMU_NV04}},
 	.mem = {{ -1, -1, NVIF_CLASS_MEM_NV04}, nv04_mem_new, nv04_mem_map },
 	.vmm = {{ -1, -1, NVIF_CLASS_VMM_NV04}, nv04_vmm_new, true },

drivers/gpu/drm/nouveau/nvkm/subdev/mmu/nv41.c

@@ -28,8 +28,6 @@
 
 #include <nvif/class.h>
 
-#define NV41_GART_SIZE (512 * 1024 * 1024)
-
 static void
 nv41_mmu_init(struct nvkm_mmu *mmu)
 {
@@ -42,9 +40,7 @@ nv41_mmu_init(struct nvkm_mmu *mmu)
 static const struct nvkm_mmu_func
 nv41_mmu = {
 	.init = nv41_mmu_init,
-	.limit = NV41_GART_SIZE,
 	.dma_bits = 39,
-	.lpg_shift = 12,
 	.mmu = {{ -1, -1, NVIF_CLASS_MMU_NV04}},
 	.mem = {{ -1, -1, NVIF_CLASS_MEM_NV04}, nv04_mem_new, nv04_mem_map },
 	.vmm = {{ -1, -1, NVIF_CLASS_VMM_NV04}, nv41_vmm_new, true },

drivers/gpu/drm/nouveau/nvkm/subdev/mmu/nv44.c

@@ -28,8 +28,6 @@
 
 #include <nvif/class.h>
 
-#define NV44_GART_SIZE (512 * 1024 * 1024)
-
 static void
 nv44_mmu_init(struct nvkm_mmu *mmu)
 {
@@ -57,9 +55,7 @@ nv44_mmu_init(struct nvkm_mmu *mmu)
 static const struct nvkm_mmu_func
 nv44_mmu = {
 	.init = nv44_mmu_init,
-	.limit = NV44_GART_SIZE,
 	.dma_bits = 39,
-	.lpg_shift = 12,
 	.mmu = {{ -1, -1, NVIF_CLASS_MMU_NV04}},
 	.mem = {{ -1, -1, NVIF_CLASS_MEM_NV04}, nv04_mem_new, nv04_mem_map },
 	.vmm = {{ -1, -1, NVIF_CLASS_VMM_NV04}, nv44_vmm_new, true },

drivers/gpu/drm/nouveau/nvkm/subdev/mmu/nv50.c

@@ -62,9 +62,7 @@ nv50_mmu_kind(struct nvkm_mmu *base, int *count)
 
 static const struct nvkm_mmu_func
 nv50_mmu = {
-	.limit = (1ULL << 40),
 	.dma_bits = 40,
-	.lpg_shift = 16,
 	.mmu = {{ -1, -1, NVIF_CLASS_MMU_NV50}},
 	.mem = {{ -1,  0, NVIF_CLASS_MEM_NV50}, nv50_mem_new, nv50_mem_map },
 	.vmm = {{ -1, -1, NVIF_CLASS_VMM_NV50}, nv50_vmm_new, false, 0x1400 },

drivers/gpu/drm/nouveau/nvkm/subdev/mmu/priv.h

@@ -11,9 +11,7 @@ int nvkm_mmu_new_(const struct nvkm_mmu_func *, struct nvkm_device *,
 struct nvkm_mmu_func {
 	void (*init)(struct nvkm_mmu *);
 
-	u64 limit;
 	u8  dma_bits;
-	u8  lpg_shift;
 
 	struct {
 		struct nvkm_sclass user;

drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmm.c

@@ -700,7 +700,7 @@ nvkm_vmm_ptes_unmap(struct nvkm_vmm *vmm, const struct nvkm_vmm_page *page,
 							      func->unmap);
 }
 
-void
+static void
 nvkm_vmm_ptes_map(struct nvkm_vmm *vmm, const struct nvkm_vmm_page *page,
 		  u64 addr, u64 size, struct nvkm_vmm_map *map,
 		  nvkm_vmm_pte_func func)

drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmm.h

@@ -160,9 +160,6 @@ int nvkm_vmm_get_locked(struct nvkm_vmm *, bool getref, bool mapref,
 void nvkm_vmm_put_locked(struct nvkm_vmm *, struct nvkm_vma *);
 void nvkm_vmm_unmap_locked(struct nvkm_vmm *, struct nvkm_vma *);
 void nvkm_vmm_unmap_region(struct nvkm_vmm *vmm, struct nvkm_vma *vma);
-void nvkm_vmm_ptes_map(struct nvkm_vmm *, const struct nvkm_vmm_page *,
-		       u64 addr, u64 size, struct nvkm_vmm_map *,
-		       nvkm_vmm_pte_func);
 
 struct nvkm_vma *nvkm_vma_tail(struct nvkm_vma *, u64 tail);
 void nvkm_vmm_node_insert(struct nvkm_vmm *, struct nvkm_vma *);