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nexedi
linux
Commits
d0659d32
Commit
d0659d32
authored
Aug 20, 2015
by
Ben Skeggs
Browse files
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Plain Diff
drm/nouveau/mmu: directly use instmem for page tables
Signed-off-by:
Ben Skeggs
<
bskeggs@redhat.com
>
parent
d8e83994
Changes
12
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Showing
12 changed files
with
75 additions
and
76 deletions
+75
-76
drivers/gpu/drm/nouveau/include/nvkm/core/gpuobj.h
drivers/gpu/drm/nouveau/include/nvkm/core/gpuobj.h
+1
-1
drivers/gpu/drm/nouveau/include/nvkm/subdev/mmu.h
drivers/gpu/drm/nouveau/include/nvkm/subdev/mmu.h
+6
-5
drivers/gpu/drm/nouveau/nvkm/core/gpuobj.c
drivers/gpu/drm/nouveau/nvkm/core/gpuobj.c
+3
-5
drivers/gpu/drm/nouveau/nvkm/engine/dmaobj/nv04.c
drivers/gpu/drm/nouveau/nvkm/engine/dmaobj/nv04.c
+1
-1
drivers/gpu/drm/nouveau/nvkm/subdev/bar/gf100.c
drivers/gpu/drm/nouveau/nvkm/subdev/bar/gf100.c
+1
-1
drivers/gpu/drm/nouveau/nvkm/subdev/bar/nv50.c
drivers/gpu/drm/nouveau/nvkm/subdev/bar/nv50.c
+1
-1
drivers/gpu/drm/nouveau/nvkm/subdev/mmu/base.c
drivers/gpu/drm/nouveau/nvkm/subdev/mmu/base.c
+19
-20
drivers/gpu/drm/nouveau/nvkm/subdev/mmu/gf100.c
drivers/gpu/drm/nouveau/nvkm/subdev/mmu/gf100.c
+6
-6
drivers/gpu/drm/nouveau/nvkm/subdev/mmu/nv04.c
drivers/gpu/drm/nouveau/nvkm/subdev/mmu/nv04.c
+8
-8
drivers/gpu/drm/nouveau/nvkm/subdev/mmu/nv41.c
drivers/gpu/drm/nouveau/nvkm/subdev/mmu/nv41.c
+8
-9
drivers/gpu/drm/nouveau/nvkm/subdev/mmu/nv44.c
drivers/gpu/drm/nouveau/nvkm/subdev/mmu/nv44.c
+11
-11
drivers/gpu/drm/nouveau/nvkm/subdev/mmu/nv50.c
drivers/gpu/drm/nouveau/nvkm/subdev/mmu/nv50.c
+10
-8
No files found.
drivers/gpu/drm/nouveau/include/nvkm/core/gpuobj.h
View file @
d0659d32
...
...
@@ -53,7 +53,7 @@ void nvkm_gpuobj_destroy(struct nvkm_gpuobj *);
int
nvkm_gpuobj_new
(
struct
nvkm_object
*
,
struct
nvkm_object
*
,
u32
size
,
u32
align
,
u32
flags
,
struct
nvkm_gpuobj
**
);
int
nvkm_gpuobj_dup
(
struct
nvkm_object
*
,
struct
nvkm_
gpuobj
*
,
int
nvkm_gpuobj_dup
(
struct
nvkm_object
*
,
struct
nvkm_
memory
*
,
struct
nvkm_gpuobj
**
);
int
nvkm_gpuobj_map
(
struct
nvkm_gpuobj
*
,
u32
acc
,
struct
nvkm_vma
*
);
int
nvkm_gpuobj_map_vm
(
struct
nvkm_gpuobj
*
,
struct
nvkm_vm
*
,
u32
access
,
...
...
drivers/gpu/drm/nouveau/include/nvkm/subdev/mmu.h
View file @
d0659d32
...
...
@@ -6,7 +6,7 @@ struct nvkm_device;
struct
nvkm_mem
;
struct
nvkm_vm_pgt
{
struct
nvkm_
gpuobj
*
obj
[
2
];
struct
nvkm_
memory
*
mem
[
2
];
u32
refcount
[
2
];
};
...
...
@@ -53,13 +53,14 @@ struct nvkm_mmu {
struct
nvkm_vm
**
);
void
(
*
map_pgt
)(
struct
nvkm_gpuobj
*
pgd
,
u32
pde
,
struct
nvkm_
gpuobj
*
pgt
[
2
]);
void
(
*
map
)(
struct
nvkm_vma
*
,
struct
nvkm_
gpuobj
*
,
struct
nvkm_
memory
*
pgt
[
2
]);
void
(
*
map
)(
struct
nvkm_vma
*
,
struct
nvkm_
memory
*
,
struct
nvkm_mem
*
,
u32
pte
,
u32
cnt
,
u64
phys
,
u64
delta
);
void
(
*
map_sg
)(
struct
nvkm_vma
*
,
struct
nvkm_
gpuobj
*
,
void
(
*
map_sg
)(
struct
nvkm_vma
*
,
struct
nvkm_
memory
*
,
struct
nvkm_mem
*
,
u32
pte
,
u32
cnt
,
dma_addr_t
*
);
void
(
*
unmap
)(
struct
nvkm_gpuobj
*
pgt
,
u32
pte
,
u32
cnt
);
void
(
*
unmap
)(
struct
nvkm_vma
*
,
struct
nvkm_memory
*
pgt
,
u32
pte
,
u32
cnt
);
void
(
*
flush
)(
struct
nvkm_vm
*
);
};
...
...
drivers/gpu/drm/nouveau/nvkm/core/gpuobj.c
View file @
d0659d32
...
...
@@ -308,7 +308,6 @@ static void
nvkm_gpudup_dtor
(
struct
nvkm_object
*
object
)
{
struct
nvkm_gpuobj
*
gpuobj
=
(
void
*
)
object
;
nvkm_object_ref
(
NULL
,
(
struct
nvkm_object
**
)
&
gpuobj
->
parent
);
nvkm_object_destroy
(
&
gpuobj
->
object
);
}
...
...
@@ -323,7 +322,7 @@ nvkm_gpudup_oclass = {
};
int
nvkm_gpuobj_dup
(
struct
nvkm_object
*
parent
,
struct
nvkm_
gpuobj
*
base
,
nvkm_gpuobj_dup
(
struct
nvkm_object
*
parent
,
struct
nvkm_
memory
*
base
,
struct
nvkm_gpuobj
**
pgpuobj
)
{
struct
nvkm_gpuobj
*
gpuobj
;
...
...
@@ -335,8 +334,7 @@ nvkm_gpuobj_dup(struct nvkm_object *parent, struct nvkm_gpuobj *base,
if
(
ret
)
return
ret
;
nvkm_object_ref
(
nv_object
(
base
),
(
struct
nvkm_object
**
)
&
gpuobj
->
parent
);
gpuobj
->
addr
=
base
->
addr
;
gpuobj
->
size
=
base
->
size
;
gpuobj
->
addr
=
nvkm_memory_addr
(
base
);
gpuobj
->
size
=
nvkm_memory_size
(
base
);
return
0
;
}
drivers/gpu/drm/nouveau/nvkm/engine/dmaobj/nv04.c
View file @
d0659d32
...
...
@@ -61,7 +61,7 @@ nv04_dmaobj_bind(struct nvkm_dmaobj *obj, struct nvkm_object *parent,
if
(
dmaobj
->
clone
)
{
struct
nv04_mmu
*
mmu
=
nv04_mmu
(
dmaobj
);
struct
nvkm_
gpuobj
*
pgt
=
mmu
->
vm
->
pgt
[
0
].
obj
[
0
];
struct
nvkm_
memory
*
pgt
=
mmu
->
vm
->
pgt
[
0
].
mem
[
0
];
if
(
!
dmaobj
->
base
.
start
)
return
nvkm_gpuobj_dup
(
parent
,
pgt
,
pgpuobj
);
nvkm_kmap
(
pgt
);
...
...
drivers/gpu/drm/nouveau/nvkm/subdev/bar/gf100.c
View file @
d0659d32
...
...
@@ -161,7 +161,7 @@ gf100_bar_dtor(struct nvkm_object *object)
nvkm_gpuobj_ref
(
NULL
,
&
bar
->
bar
[
1
].
mem
);
if
(
bar
->
bar
[
0
].
vm
)
{
nvkm_
gpuobj_ref
(
NULL
,
&
bar
->
bar
[
0
].
vm
->
pgt
[
0
].
obj
[
0
]);
nvkm_
memory_del
(
&
bar
->
bar
[
0
].
vm
->
pgt
[
0
].
mem
[
0
]);
nvkm_vm_ref
(
NULL
,
&
bar
->
bar
[
0
].
vm
,
bar
->
bar
[
0
].
pgd
);
}
nvkm_gpuobj_ref
(
NULL
,
&
bar
->
bar
[
0
].
pgd
);
...
...
drivers/gpu/drm/nouveau/nvkm/subdev/bar/nv50.c
View file @
d0659d32
...
...
@@ -207,7 +207,7 @@ nv50_bar_dtor(struct nvkm_object *object)
nvkm_vm_ref
(
NULL
,
&
bar
->
bar1_vm
,
bar
->
pgd
);
nvkm_gpuobj_ref
(
NULL
,
&
bar
->
bar3
);
if
(
bar
->
bar3_vm
)
{
nvkm_
gpuobj_ref
(
NULL
,
&
bar
->
bar3_vm
->
pgt
[
0
].
obj
[
0
]);
nvkm_
memory_del
(
&
bar
->
bar3_vm
->
pgt
[
0
].
mem
[
0
]);
nvkm_vm_ref
(
NULL
,
&
bar
->
bar3_vm
,
bar
->
pgd
);
}
nvkm_gpuobj_ref
(
NULL
,
&
bar
->
pgd
);
...
...
drivers/gpu/drm/nouveau/nvkm/subdev/mmu/base.c
View file @
d0659d32
...
...
@@ -46,7 +46,7 @@ nvkm_vm_map_at(struct nvkm_vma *vma, u64 delta, struct nvkm_mem *node)
u32
num
=
r
->
length
>>
bits
;
while
(
num
)
{
struct
nvkm_
gpuobj
*
pgt
=
vm
->
pgt
[
pde
].
obj
[
big
];
struct
nvkm_
memory
*
pgt
=
vm
->
pgt
[
pde
].
mem
[
big
];
end
=
(
pte
+
num
);
if
(
unlikely
(
end
>=
max
))
...
...
@@ -89,7 +89,7 @@ nvkm_vm_map_sg_table(struct nvkm_vma *vma, u64 delta, u64 length,
struct
scatterlist
*
sg
;
for_each_sg
(
mem
->
sg
->
sgl
,
sg
,
mem
->
sg
->
nents
,
i
)
{
struct
nvkm_
gpuobj
*
pgt
=
vm
->
pgt
[
pde
].
obj
[
big
];
struct
nvkm_
memory
*
pgt
=
vm
->
pgt
[
pde
].
mem
[
big
];
sglen
=
sg_dma_len
(
sg
)
>>
PAGE_SHIFT
;
end
=
pte
+
sglen
;
...
...
@@ -145,7 +145,7 @@ nvkm_vm_map_sg(struct nvkm_vma *vma, u64 delta, u64 length,
u32
end
,
len
;
while
(
num
)
{
struct
nvkm_
gpuobj
*
pgt
=
vm
->
pgt
[
pde
].
obj
[
big
];
struct
nvkm_
memory
*
pgt
=
vm
->
pgt
[
pde
].
mem
[
big
];
end
=
(
pte
+
num
);
if
(
unlikely
(
end
>=
max
))
...
...
@@ -193,14 +193,14 @@ nvkm_vm_unmap_at(struct nvkm_vma *vma, u64 delta, u64 length)
u32
end
,
len
;
while
(
num
)
{
struct
nvkm_
gpuobj
*
pgt
=
vm
->
pgt
[
pde
].
obj
[
big
];
struct
nvkm_
memory
*
pgt
=
vm
->
pgt
[
pde
].
mem
[
big
];
end
=
(
pte
+
num
);
if
(
unlikely
(
end
>=
max
))
end
=
max
;
len
=
end
-
pte
;
mmu
->
unmap
(
pgt
,
pte
,
len
);
mmu
->
unmap
(
vma
,
pgt
,
pte
,
len
);
num
-=
len
;
pte
+=
len
;
...
...
@@ -225,7 +225,7 @@ nvkm_vm_unmap_pgt(struct nvkm_vm *vm, int big, u32 fpde, u32 lpde)
struct
nvkm_mmu
*
mmu
=
vm
->
mmu
;
struct
nvkm_vm_pgd
*
vpgd
;
struct
nvkm_vm_pgt
*
vpgt
;
struct
nvkm_
gpuobj
*
pgt
;
struct
nvkm_
memory
*
pgt
;
u32
pde
;
for
(
pde
=
fpde
;
pde
<=
lpde
;
pde
++
)
{
...
...
@@ -233,14 +233,14 @@ nvkm_vm_unmap_pgt(struct nvkm_vm *vm, int big, u32 fpde, u32 lpde)
if
(
--
vpgt
->
refcount
[
big
])
continue
;
pgt
=
vpgt
->
obj
[
big
];
vpgt
->
obj
[
big
]
=
NULL
;
pgt
=
vpgt
->
mem
[
big
];
vpgt
->
mem
[
big
]
=
NULL
;
list_for_each_entry
(
vpgd
,
&
vm
->
pgd_list
,
head
)
{
mmu
->
map_pgt
(
vpgd
->
obj
,
pde
,
vpgt
->
obj
);
mmu
->
map_pgt
(
vpgd
->
obj
,
pde
,
vpgt
->
mem
);
}
nvkm_
gpuobj_ref
(
NULL
,
&
pgt
);
nvkm_
memory_del
(
&
pgt
);
}
}
...
...
@@ -257,13 +257,13 @@ nvkm_vm_map_pgt(struct nvkm_vm *vm, u32 pde, u32 type)
pgt_size
=
(
1
<<
(
mmu
->
pgt_bits
+
12
))
>>
type
;
pgt_size
*=
8
;
ret
=
nvkm_
gpuobj_new
(
nv_object
(
vm
->
mmu
),
NULL
,
pgt_size
,
0x1000
,
NVOBJ_FLAG_ZERO_ALLOC
,
&
vpgt
->
obj
[
big
]);
ret
=
nvkm_
memory_new
(
mmu
->
subdev
.
device
,
NVKM_MEM_TARGET_INST
,
pgt_size
,
0x1000
,
true
,
&
vpgt
->
mem
[
big
]);
if
(
unlikely
(
ret
))
return
ret
;
list_for_each_entry
(
vpgd
,
&
vm
->
pgd_list
,
head
)
{
mmu
->
map_pgt
(
vpgd
->
obj
,
pde
,
vpgt
->
obj
);
mmu
->
map_pgt
(
vpgd
->
obj
,
pde
,
vpgt
->
mem
);
}
vpgt
->
refcount
[
big
]
++
;
...
...
@@ -342,16 +342,15 @@ int
nvkm_vm_boot
(
struct
nvkm_vm
*
vm
,
u64
size
)
{
struct
nvkm_mmu
*
mmu
=
vm
->
mmu
;
struct
nvkm_
gpuobj
*
pgt
;
struct
nvkm_
memory
*
pgt
;
int
ret
;
ret
=
nvkm_gpuobj_new
(
nv_object
(
mmu
),
NULL
,
(
size
>>
mmu
->
spg_shift
)
*
8
,
0x1000
,
NVOBJ_FLAG_ZERO_ALLOC
,
&
pgt
);
ret
=
nvkm_memory_new
(
mmu
->
subdev
.
device
,
NVKM_MEM_TARGET_INST
,
(
size
>>
mmu
->
spg_shift
)
*
8
,
0x1000
,
true
,
&
pgt
);
if
(
ret
==
0
)
{
vm
->
pgt
[
0
].
refcount
[
0
]
=
1
;
vm
->
pgt
[
0
].
obj
[
0
]
=
pgt
;
nvkm_memory_boot
(
pgt
->
memory
,
vm
);
vm
->
pgt
[
0
].
mem
[
0
]
=
pgt
;
nvkm_memory_boot
(
pgt
,
vm
);
}
return
ret
;
...
...
@@ -422,7 +421,7 @@ nvkm_vm_link(struct nvkm_vm *vm, struct nvkm_gpuobj *pgd)
mutex_lock
(
&
vm
->
mutex
);
for
(
i
=
vm
->
fpde
;
i
<=
vm
->
lpde
;
i
++
)
mmu
->
map_pgt
(
pgd
,
i
,
vm
->
pgt
[
i
-
vm
->
fpde
].
obj
);
mmu
->
map_pgt
(
pgd
,
i
,
vm
->
pgt
[
i
-
vm
->
fpde
].
mem
);
list_add
(
&
vpgd
->
head
,
&
vm
->
pgd_list
);
mutex_unlock
(
&
vm
->
mutex
);
return
0
;
...
...
drivers/gpu/drm/nouveau/nvkm/subdev/mmu/gf100.c
View file @
d0659d32
...
...
@@ -69,14 +69,14 @@ const u8 gf100_pte_storage_type_map[256] =
static
void
gf100_vm_map_pgt
(
struct
nvkm_gpuobj
*
pgd
,
u32
index
,
struct
nvkm_
gpuobj
*
pgt
[
2
])
gf100_vm_map_pgt
(
struct
nvkm_gpuobj
*
pgd
,
u32
index
,
struct
nvkm_
memory
*
pgt
[
2
])
{
u32
pde
[
2
]
=
{
0
,
0
};
if
(
pgt
[
0
])
pde
[
1
]
=
0x00000001
|
(
pgt
[
0
]
->
addr
>>
8
);
pde
[
1
]
=
0x00000001
|
(
nvkm_memory_addr
(
pgt
[
0
])
>>
8
);
if
(
pgt
[
1
])
pde
[
0
]
=
0x00000001
|
(
pgt
[
1
]
->
addr
>>
8
);
pde
[
0
]
=
0x00000001
|
(
nvkm_memory_addr
(
pgt
[
1
])
>>
8
);
nvkm_kmap
(
pgd
);
nvkm_wo32
(
pgd
,
(
index
*
8
)
+
0
,
pde
[
0
]);
...
...
@@ -99,7 +99,7 @@ gf100_vm_addr(struct nvkm_vma *vma, u64 phys, u32 memtype, u32 target)
}
static
void
gf100_vm_map
(
struct
nvkm_vma
*
vma
,
struct
nvkm_
gpuobj
*
pgt
,
gf100_vm_map
(
struct
nvkm_vma
*
vma
,
struct
nvkm_
memory
*
pgt
,
struct
nvkm_mem
*
mem
,
u32
pte
,
u32
cnt
,
u64
phys
,
u64
delta
)
{
u64
next
=
1
<<
(
vma
->
node
->
type
-
8
);
...
...
@@ -126,7 +126,7 @@ gf100_vm_map(struct nvkm_vma *vma, struct nvkm_gpuobj *pgt,
}
static
void
gf100_vm_map_sg
(
struct
nvkm_vma
*
vma
,
struct
nvkm_
gpuobj
*
pgt
,
gf100_vm_map_sg
(
struct
nvkm_vma
*
vma
,
struct
nvkm_
memory
*
pgt
,
struct
nvkm_mem
*
mem
,
u32
pte
,
u32
cnt
,
dma_addr_t
*
list
)
{
u32
target
=
(
vma
->
access
&
NV_MEM_ACCESS_NOSNOOP
)
?
7
:
5
;
...
...
@@ -145,7 +145,7 @@ gf100_vm_map_sg(struct nvkm_vma *vma, struct nvkm_gpuobj *pgt,
}
static
void
gf100_vm_unmap
(
struct
nvkm_
gpuobj
*
pgt
,
u32
pte
,
u32
cnt
)
gf100_vm_unmap
(
struct
nvkm_
vma
*
vma
,
struct
nvkm_memory
*
pgt
,
u32
pte
,
u32
cnt
)
{
nvkm_kmap
(
pgt
);
pte
<<=
3
;
...
...
drivers/gpu/drm/nouveau/nvkm/subdev/mmu/nv04.c
View file @
d0659d32
...
...
@@ -33,7 +33,7 @@
******************************************************************************/
static
void
nv04_vm_map_sg
(
struct
nvkm_vma
*
vma
,
struct
nvkm_
gpuobj
*
pgt
,
nv04_vm_map_sg
(
struct
nvkm_vma
*
vma
,
struct
nvkm_
memory
*
pgt
,
struct
nvkm_mem
*
mem
,
u32
pte
,
u32
cnt
,
dma_addr_t
*
list
)
{
pte
=
0x00008
+
(
pte
*
4
);
...
...
@@ -52,7 +52,7 @@ nv04_vm_map_sg(struct nvkm_vma *vma, struct nvkm_gpuobj *pgt,
}
static
void
nv04_vm_unmap
(
struct
nvkm_
gpuobj
*
pgt
,
u32
pte
,
u32
cnt
)
nv04_vm_unmap
(
struct
nvkm_
vma
*
vma
,
struct
nvkm_memory
*
pgt
,
u32
pte
,
u32
cnt
)
{
pte
=
0x00008
+
(
pte
*
4
);
nvkm_kmap
(
pgt
);
...
...
@@ -88,8 +88,9 @@ nv04_mmu_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
struct
nvkm_oclass
*
oclass
,
void
*
data
,
u32
size
,
struct
nvkm_object
**
pobject
)
{
struct
nvkm_device
*
device
=
(
void
*
)
parent
;
struct
nv04_mmu
*
mmu
;
struct
nvkm_
gpuobj
*
dma
;
struct
nvkm_
memory
*
dma
;
int
ret
;
ret
=
nvkm_mmu_create
(
parent
,
engine
,
oclass
,
"PCIGART"
,
...
...
@@ -113,11 +114,10 @@ nv04_mmu_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
if
(
ret
)
return
ret
;
ret
=
nvkm_
gpuobj_new
(
nv_object
(
mmu
),
NULL
,
ret
=
nvkm_
memory_new
(
device
,
NVKM_MEM_TARGET_INST
,
(
NV04_PDMA_SIZE
/
NV04_PDMA_PAGE
)
*
4
+
8
,
16
,
NVOBJ_FLAG_ZERO_ALLOC
,
&
mmu
->
vm
->
pgt
[
0
].
obj
[
0
]);
dma
=
mmu
->
vm
->
pgt
[
0
].
obj
[
0
];
16
,
true
,
&
dma
);
mmu
->
vm
->
pgt
[
0
].
mem
[
0
]
=
dma
;
mmu
->
vm
->
pgt
[
0
].
refcount
[
0
]
=
1
;
if
(
ret
)
return
ret
;
...
...
@@ -134,7 +134,7 @@ nv04_mmu_dtor(struct nvkm_object *object)
{
struct
nv04_mmu
*
mmu
=
(
void
*
)
object
;
if
(
mmu
->
vm
)
{
nvkm_
gpuobj_ref
(
NULL
,
&
mmu
->
vm
->
pgt
[
0
].
obj
[
0
]);
nvkm_
memory_del
(
&
mmu
->
vm
->
pgt
[
0
].
mem
[
0
]);
nvkm_vm_ref
(
NULL
,
&
mmu
->
vm
,
NULL
);
}
if
(
mmu
->
nullp
)
{
...
...
drivers/gpu/drm/nouveau/nvkm/subdev/mmu/nv41.c
View file @
d0659d32
...
...
@@ -35,7 +35,7 @@
******************************************************************************/
static
void
nv41_vm_map_sg
(
struct
nvkm_vma
*
vma
,
struct
nvkm_
gpuobj
*
pgt
,
nv41_vm_map_sg
(
struct
nvkm_vma
*
vma
,
struct
nvkm_
memory
*
pgt
,
struct
nvkm_mem
*
mem
,
u32
pte
,
u32
cnt
,
dma_addr_t
*
list
)
{
pte
=
pte
*
4
;
...
...
@@ -54,7 +54,7 @@ nv41_vm_map_sg(struct nvkm_vma *vma, struct nvkm_gpuobj *pgt,
}
static
void
nv41_vm_unmap
(
struct
nvkm_
gpuobj
*
pgt
,
u32
pte
,
u32
cnt
)
nv41_vm_unmap
(
struct
nvkm_
vma
*
vma
,
struct
nvkm_memory
*
pgt
,
u32
pte
,
u32
cnt
)
{
pte
=
pte
*
4
;
nvkm_kmap
(
pgt
);
...
...
@@ -68,7 +68,7 @@ nv41_vm_unmap(struct nvkm_gpuobj *pgt, u32 pte, u32 cnt)
static
void
nv41_vm_flush
(
struct
nvkm_vm
*
vm
)
{
struct
nv04_mmu
*
mmu
=
(
void
*
)
vm
->
mmu
;
struct
nv04_mmu
*
mmu
=
nv04_mmu
(
vm
->
mmu
)
;
struct
nvkm_device
*
device
=
mmu
->
base
.
subdev
.
device
;
mutex_lock
(
&
nv_subdev
(
mmu
)
->
mutex
);
...
...
@@ -121,10 +121,9 @@ nv41_mmu_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
if
(
ret
)
return
ret
;
ret
=
nvkm_gpuobj_new
(
nv_object
(
mmu
),
NULL
,
(
NV41_GART_SIZE
/
NV41_GART_PAGE
)
*
4
,
16
,
NVOBJ_FLAG_ZERO_ALLOC
,
&
mmu
->
vm
->
pgt
[
0
].
obj
[
0
]);
ret
=
nvkm_memory_new
(
device
,
NVKM_MEM_TARGET_INST
,
(
NV41_GART_SIZE
/
NV41_GART_PAGE
)
*
4
,
16
,
true
,
&
mmu
->
vm
->
pgt
[
0
].
mem
[
0
]);
mmu
->
vm
->
pgt
[
0
].
refcount
[
0
]
=
1
;
if
(
ret
)
return
ret
;
...
...
@@ -137,14 +136,14 @@ nv41_mmu_init(struct nvkm_object *object)
{
struct
nv04_mmu
*
mmu
=
(
void
*
)
object
;
struct
nvkm_device
*
device
=
mmu
->
base
.
subdev
.
device
;
struct
nvkm_
gpuobj
*
dma
=
mmu
->
vm
->
pgt
[
0
].
obj
[
0
];
struct
nvkm_
memory
*
dma
=
mmu
->
vm
->
pgt
[
0
].
mem
[
0
];
int
ret
;
ret
=
nvkm_mmu_init
(
&
mmu
->
base
);
if
(
ret
)
return
ret
;
nvkm_wr32
(
device
,
0x100800
,
dma
->
addr
|
0x00000002
);
nvkm_wr32
(
device
,
0x100800
,
0x00000002
|
nvkm_memory_addr
(
dma
)
);
nvkm_mask
(
device
,
0x10008c
,
0x00000100
,
0x00000100
);
nvkm_wr32
(
device
,
0x100820
,
0x00000000
);
return
0
;
...
...
drivers/gpu/drm/nouveau/nvkm/subdev/mmu/nv44.c
View file @
d0659d32
...
...
@@ -35,7 +35,7 @@
******************************************************************************/
static
void
nv44_vm_fill
(
struct
nvkm_
gpuobj
*
pgt
,
dma_addr_t
null
,
nv44_vm_fill
(
struct
nvkm_
memory
*
pgt
,
dma_addr_t
null
,
dma_addr_t
*
list
,
u32
pte
,
u32
cnt
)
{
u32
base
=
(
pte
<<
2
)
&
~
0x0000000f
;
...
...
@@ -81,10 +81,10 @@ nv44_vm_fill(struct nvkm_gpuobj *pgt, dma_addr_t null,
}
static
void
nv44_vm_map_sg
(
struct
nvkm_vma
*
vma
,
struct
nvkm_
gpuobj
*
pgt
,
nv44_vm_map_sg
(
struct
nvkm_vma
*
vma
,
struct
nvkm_
memory
*
pgt
,
struct
nvkm_mem
*
mem
,
u32
pte
,
u32
cnt
,
dma_addr_t
*
list
)
{
struct
nv04_mmu
*
mmu
=
(
void
*
)
vma
->
vm
->
mmu
;
struct
nv04_mmu
*
mmu
=
nv04_mmu
(
vma
->
vm
->
mmu
)
;
u32
tmp
[
4
];
int
i
;
...
...
@@ -114,9 +114,9 @@ nv44_vm_map_sg(struct nvkm_vma *vma, struct nvkm_gpuobj *pgt,
}
static
void
nv44_vm_unmap
(
struct
nvkm_
gpuobj
*
pgt
,
u32
pte
,
u32
cnt
)
nv44_vm_unmap
(
struct
nvkm_
vma
*
vma
,
struct
nvkm_memory
*
pgt
,
u32
pte
,
u32
cnt
)
{
struct
nv04_mmu
*
mmu
=
(
void
*
)
nvkm_mmu
(
pgt
);
struct
nv04_mmu
*
mmu
=
nv04_mmu
(
vma
->
vm
->
mmu
);
nvkm_kmap
(
pgt
);
if
(
pte
&
3
)
{
...
...
@@ -143,7 +143,7 @@ nv44_vm_unmap(struct nvkm_gpuobj *pgt, u32 pte, u32 cnt)
static
void
nv44_vm_flush
(
struct
nvkm_vm
*
vm
)
{
struct
nv04_mmu
*
mmu
=
(
void
*
)
vm
->
mmu
;
struct
nv04_mmu
*
mmu
=
nv04_mmu
(
vm
->
mmu
)
;
struct
nvkm_device
*
device
=
mmu
->
base
.
subdev
.
device
;
nvkm_wr32
(
device
,
0x100814
,
mmu
->
base
.
limit
-
NV44_GART_PAGE
);
nvkm_wr32
(
device
,
0x100808
,
0x00000020
);
...
...
@@ -200,10 +200,10 @@ nv44_mmu_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
if
(
ret
)
return
ret
;
ret
=
nvkm_
gpuobj_new
(
nv_object
(
mmu
),
NULL
,
ret
=
nvkm_
memory_new
(
device
,
NVKM_MEM_TARGET_INST
,
(
NV44_GART_SIZE
/
NV44_GART_PAGE
)
*
4
,
512
*
1024
,
NVOBJ_FLAG_ZERO_ALLOC
,
&
mmu
->
vm
->
pgt
[
0
].
obj
[
0
]);
512
*
1024
,
true
,
&
mmu
->
vm
->
pgt
[
0
].
mem
[
0
]);
mmu
->
vm
->
pgt
[
0
].
refcount
[
0
]
=
1
;
if
(
ret
)
return
ret
;
...
...
@@ -216,7 +216,7 @@ nv44_mmu_init(struct nvkm_object *object)
{
struct
nv04_mmu
*
mmu
=
(
void
*
)
object
;
struct
nvkm_device
*
device
=
mmu
->
base
.
subdev
.
device
;
struct
nvkm_
gpuobj
*
gart
=
mmu
->
vm
->
pgt
[
0
].
obj
[
0
];
struct
nvkm_
memory
*
gart
=
mmu
->
vm
->
pgt
[
0
].
mem
[
0
];
u32
addr
;
int
ret
;
...
...
@@ -229,7 +229,7 @@ nv44_mmu_init(struct nvkm_object *object)
* of 512KiB for this to work correctly
*/
addr
=
nvkm_rd32
(
device
,
0x10020c
);
addr
-=
((
gart
->
addr
>>
19
)
+
1
)
<<
19
;
addr
-=
((
nvkm_memory_addr
(
gart
)
>>
19
)
+
1
)
<<
19
;
nvkm_wr32
(
device
,
0x100850
,
0x80000000
);
nvkm_wr32
(
device
,
0x100818
,
mmu
->
null
);
...
...
drivers/gpu/drm/nouveau/nvkm/subdev/mmu/nv50.c
View file @
d0659d32
...
...
@@ -29,18 +29,20 @@
#include <core/gpuobj.h>
static
void
nv50_vm_map_pgt
(
struct
nvkm_gpuobj
*
pgd
,
u32
pde
,
struct
nvkm_
gpuobj
*
pgt
[
2
])
nv50_vm_map_pgt
(
struct
nvkm_gpuobj
*
pgd
,
u32
pde
,
struct
nvkm_
memory
*
pgt
[
2
])
{
u64
phys
=
0xdeadcafe00000000ULL
;
u32
coverage
=
0
;
if
(
pgt
[
0
])
{
phys
=
0x00000003
|
pgt
[
0
]
->
addr
;
/* present, 4KiB pages */
coverage
=
(
pgt
[
0
]
->
size
>>
3
)
<<
12
;
/* present, 4KiB pages */
phys
=
0x00000003
|
nvkm_memory_addr
(
pgt
[
0
]);
coverage
=
(
nvkm_memory_size
(
pgt
[
0
])
>>
3
)
<<
12
;
}
else
if
(
pgt
[
1
])
{
phys
=
0x00000001
|
pgt
[
1
]
->
addr
;
/* present */
coverage
=
(
pgt
[
1
]
->
size
>>
3
)
<<
16
;
/* present, 64KiB pages */
phys
=
0x00000001
|
nvkm_memory_addr
(
pgt
[
1
]);
coverage
=
(
nvkm_memory_size
(
pgt
[
1
])
>>
3
)
<<
16
;
}
if
(
phys
&
1
)
{
...
...
@@ -72,7 +74,7 @@ vm_addr(struct nvkm_vma *vma, u64 phys, u32 memtype, u32 target)
}
static
void
nv50_vm_map
(
struct
nvkm_vma
*
vma
,
struct
nvkm_
gpuobj
*
pgt
,
nv50_vm_map
(
struct
nvkm_vma
*
vma
,
struct
nvkm_
memory
*
pgt
,
struct
nvkm_mem
*
mem
,
u32
pte
,
u32
cnt
,
u64
phys
,
u64
delta
)
{
u32
comp
=
(
mem
->
memtype
&
0x180
)
>>
7
;
...
...
@@ -121,7 +123,7 @@ nv50_vm_map(struct nvkm_vma *vma, struct nvkm_gpuobj *pgt,
}
static
void
nv50_vm_map_sg
(
struct
nvkm_vma
*
vma
,
struct
nvkm_
gpuobj
*
pgt
,
nv50_vm_map_sg
(
struct
nvkm_vma
*
vma
,
struct
nvkm_
memory
*
pgt
,
struct
nvkm_mem
*
mem
,
u32
pte
,
u32
cnt
,
dma_addr_t
*
list
)
{
u32
target
=
(
vma
->
access
&
NV_MEM_ACCESS_NOSNOOP
)
?
3
:
2
;
...
...
@@ -137,7 +139,7 @@ nv50_vm_map_sg(struct nvkm_vma *vma, struct nvkm_gpuobj *pgt,
}
static
void
nv50_vm_unmap
(
struct
nvkm_
gpuobj
*
pgt
,
u32
pte
,
u32
cnt
)
nv50_vm_unmap
(
struct
nvkm_
vma
*
vma
,
struct
nvkm_memory
*
pgt
,
u32
pte
,
u32
cnt
)
{
pte
<<=
3
;
nvkm_kmap
(
pgt
);
...
...
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