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nexedi
linux
Commits
d99ca6ca
Commit
d99ca6ca
authored
Sep 24, 2003
by
Linus Torvalds
Browse files
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Plain Diff
DRI CVS merge: whitespace cleanups for i810_dma.c
parent
bd4b19c1
Changes
1
Show whitespace changes
Inline
Side-by-side
Showing
1 changed file
with
36 additions
and
34 deletions
+36
-34
drivers/char/drm/i810_dma.c
drivers/char/drm/i810_dma.c
+36
-34
No files found.
drivers/char/drm/i810_dma.c
View file @
d99ca6ca
...
...
@@ -83,7 +83,7 @@ static drm_buf_t *i810_freelist_get(drm_device_t *dev)
/* In use is already a pointer */
used
=
cmpxchg
(
buf_priv
->
in_use
,
I810_BUF_FREE
,
I810_BUF_CLIENT
);
if
(
used
==
I810_BUF_FREE
)
{
if
(
used
==
I810_BUF_FREE
)
{
return
buf
;
}
}
...
...
@@ -101,7 +101,7 @@ static int i810_freelist_put(drm_device_t *dev, drm_buf_t *buf)
/* In use is already a pointer */
used
=
cmpxchg
(
buf_priv
->
in_use
,
I810_BUF_CLIENT
,
I810_BUF_FREE
);
if
(
used
!=
I810_BUF_CLIENT
)
{
if
(
used
!=
I810_BUF_CLIENT
)
{
DRM_ERROR
(
"Freeing buffer thats not in use : %d
\n
"
,
buf
->
idx
);
return
-
EINVAL
;
}
...
...
@@ -154,7 +154,8 @@ static int i810_map_buffer(drm_buf_t *buf, struct file *filp)
struct
file_operations
*
old_fops
;
int
retcode
=
0
;
if
(
buf_priv
->
currently_mapped
==
I810_BUF_MAPPED
)
return
-
EINVAL
;
if
(
buf_priv
->
currently_mapped
==
I810_BUF_MAPPED
)
return
-
EINVAL
;
down_write
(
&
current
->
mm
->
mmap_sem
);
old_fops
=
filp
->
f_op
;
...
...
@@ -182,7 +183,7 @@ static int i810_unmap_buffer(drm_buf_t *buf)
drm_i810_buf_priv_t
*
buf_priv
=
buf
->
dev_private
;
int
retcode
=
0
;
if
(
buf_priv
->
currently_mapped
!=
I810_BUF_MAPPED
)
if
(
buf_priv
->
currently_mapped
!=
I810_BUF_MAPPED
)
return
-
EINVAL
;
down_write
(
&
current
->
mm
->
mmap_sem
);
...
...
@@ -212,7 +213,7 @@ static int i810_dma_get_buffer(drm_device_t *dev, drm_i810_dma_t *d,
}
retcode
=
i810_map_buffer
(
buf
,
filp
);
if
(
retcode
)
{
if
(
retcode
)
{
i810_freelist_put
(
dev
,
buf
);
DRM_ERROR
(
"mapbuf failed, retcode %d
\n
"
,
retcode
);
return
retcode
;
...
...
@@ -244,7 +245,7 @@ int i810_dma_cleanup(drm_device_t *dev)
drm_i810_private_t
*
dev_priv
=
(
drm_i810_private_t
*
)
dev
->
dev_private
;
if
(
dev_priv
->
ring
.
virtual_start
)
{
if
(
dev_priv
->
ring
.
virtual_start
)
{
DRM
(
ioremapfree
)((
void
*
)
dev_priv
->
ring
.
virtual_start
,
dev_priv
->
ring
.
Size
,
dev
);
}
...
...
@@ -289,7 +290,7 @@ static int i810_wait_ring(drm_device_t *dev, int n)
}
iters
++
;
if
(
time_before
(
end
,
jiffies
))
{
if
(
time_before
(
end
,
jiffies
))
{
DRM_ERROR
(
"space: %d wanted %d
\n
"
,
ring
->
space
,
n
);
DRM_ERROR
(
"lockup
\n
"
);
goto
out_wait_ring
;
...
...
@@ -319,7 +320,7 @@ static int i810_freelist_init(drm_device_t *dev, drm_i810_private_t *dev_priv)
u32
*
hw_status
=
(
u32
*
)(
dev_priv
->
hw_status_page
+
my_idx
);
int
i
;
if
(
dma
->
buf_count
>
1019
)
{
if
(
dma
->
buf_count
>
1019
)
{
/* Not enough space in the status page for the freelist */
return
-
EINVAL
;
}
...
...
@@ -350,28 +351,28 @@ static int i810_dma_initialize(drm_device_t *dev,
list_for_each
(
list
,
&
dev
->
maplist
->
head
)
{
drm_map_list_t
*
r_list
=
list_entry
(
list
,
drm_map_list_t
,
head
);
if
(
r_list
->
map
&&
if
(
r_list
->
map
&&
r_list
->
map
->
type
==
_DRM_SHM
&&
r_list
->
map
->
flags
&
_DRM_CONTAINS_LOCK
)
{
dev_priv
->
sarea_map
=
r_list
->
map
;
break
;
}
}
if
(
!
dev_priv
->
sarea_map
)
{
if
(
!
dev_priv
->
sarea_map
)
{
dev
->
dev_private
=
(
void
*
)
dev_priv
;
i810_dma_cleanup
(
dev
);
DRM_ERROR
(
"can not find sarea!
\n
"
);
return
-
EINVAL
;
}
DRM_FIND_MAP
(
dev_priv
->
mmio_map
,
init
->
mmio_offset
);
if
(
!
dev_priv
->
mmio_map
)
{
if
(
!
dev_priv
->
mmio_map
)
{
dev
->
dev_private
=
(
void
*
)
dev_priv
;
i810_dma_cleanup
(
dev
);
DRM_ERROR
(
"can not find mmio map!
\n
"
);
return
-
EINVAL
;
}
DRM_FIND_MAP
(
dev_priv
->
buffer_map
,
init
->
buffers_offset
);
if
(
!
dev_priv
->
buffer_map
)
{
if
(
!
dev_priv
->
buffer_map
)
{
dev
->
dev_private
=
(
void
*
)
dev_priv
;
i810_dma_cleanup
(
dev
);
DRM_ERROR
(
"can not find dma buffer map!
\n
"
);
...
...
@@ -431,7 +432,7 @@ static int i810_dma_initialize(drm_device_t *dev,
DRM_DEBUG
(
"Enabled hardware status page
\n
"
);
/* Now we need to init our freelist */
if
(
i810_freelist_init
(
dev
,
dev_priv
)
!=
0
)
{
if
(
i810_freelist_init
(
dev
,
dev_priv
)
!=
0
)
{
dev
->
dev_private
=
(
void
*
)
dev_priv
;
i810_dma_cleanup
(
dev
);
DRM_ERROR
(
"Not enough space in the status page for"
...
...
@@ -467,7 +468,7 @@ int i810_dma_init_compat(drm_i810_init_t *init, unsigned long arg)
/* This is a v1.2 client, just get the v1.2 init data */
DRM_INFO
(
"Using POST v1.2 init.
\n
"
);
if
(
copy_from_user
(
init
,
(
drm_i810_init_t
*
)
arg
,
if
(
copy_from_user
(
init
,
(
drm_i810_init_t
*
)
arg
,
sizeof
(
drm_i810_init_t
)))
{
return
-
EFAULT
;
}
...
...
@@ -1019,7 +1020,7 @@ void i810_reclaim_buffers(struct file *filp)
if
(
used
==
I810_BUF_CLIENT
)
DRM_DEBUG
(
"reclaimed from client
\n
"
);
if
(
buf_priv
->
currently_mapped
==
I810_BUF_MAPPED
)
if
(
buf_priv
->
currently_mapped
==
I810_BUF_MAPPED
)
buf_priv
->
currently_mapped
=
I810_BUF_UNMAPPED
;
}
}
...
...
@@ -1031,7 +1032,7 @@ int i810_flush_ioctl(struct inode *inode, struct file *filp,
drm_file_t
*
priv
=
filp
->
private_data
;
drm_device_t
*
dev
=
priv
->
dev
;
if
(
!
_DRM_LOCK_IS_HELD
(
dev
->
lock
.
hw_lock
->
lock
))
{
if
(
!
_DRM_LOCK_IS_HELD
(
dev
->
lock
.
hw_lock
->
lock
))
{
DRM_ERROR
(
"i810_flush_ioctl called without lock held
\n
"
);
return
-
EINVAL
;
}
...
...
@@ -1056,7 +1057,7 @@ int i810_dma_vertex(struct inode *inode, struct file *filp,
if
(
copy_from_user
(
&
vertex
,
(
drm_i810_vertex_t
*
)
arg
,
sizeof
(
vertex
)))
return
-
EFAULT
;
if
(
!
_DRM_LOCK_IS_HELD
(
dev
->
lock
.
hw_lock
->
lock
))
{
if
(
!
_DRM_LOCK_IS_HELD
(
dev
->
lock
.
hw_lock
->
lock
))
{
DRM_ERROR
(
"i810_dma_vertex called without lock held
\n
"
);
return
-
EINVAL
;
}
...
...
@@ -1064,7 +1065,8 @@ int i810_dma_vertex(struct inode *inode, struct file *filp,
DRM_DEBUG
(
"i810 dma vertex, idx %d used %d discard %d
\n
"
,
vertex
.
idx
,
vertex
.
used
,
vertex
.
discard
);
if
(
vertex
.
idx
<
0
||
vertex
.
idx
>
dma
->
buf_count
)
return
-
EINVAL
;
if
(
vertex
.
idx
<
0
||
vertex
.
idx
>
dma
->
buf_count
)
return
-
EINVAL
;
i810_dma_dispatch_vertex
(
dev
,
dma
->
buflist
[
vertex
.
idx
],
...
...
@@ -1090,7 +1092,7 @@ int i810_clear_bufs(struct inode *inode, struct file *filp,
if
(
copy_from_user
(
&
clear
,
(
drm_i810_clear_t
*
)
arg
,
sizeof
(
clear
)))
return
-
EFAULT
;
if
(
!
_DRM_LOCK_IS_HELD
(
dev
->
lock
.
hw_lock
->
lock
))
{
if
(
!
_DRM_LOCK_IS_HELD
(
dev
->
lock
.
hw_lock
->
lock
))
{
DRM_ERROR
(
"i810_clear_bufs called without lock held
\n
"
);
return
-
EINVAL
;
}
...
...
@@ -1114,7 +1116,7 @@ int i810_swap_bufs(struct inode *inode, struct file *filp,
DRM_DEBUG
(
"i810_swap_bufs
\n
"
);
if
(
!
_DRM_LOCK_IS_HELD
(
dev
->
lock
.
hw_lock
->
lock
))
{
if
(
!
_DRM_LOCK_IS_HELD
(
dev
->
lock
.
hw_lock
->
lock
))
{
DRM_ERROR
(
"i810_swap_buf called without lock held
\n
"
);
return
-
EINVAL
;
}
...
...
@@ -1152,7 +1154,7 @@ int i810_getbuf(struct inode *inode, struct file *filp, unsigned int cmd,
if
(
copy_from_user
(
&
d
,
(
drm_i810_dma_t
*
)
arg
,
sizeof
(
d
)))
return
-
EFAULT
;
if
(
!
_DRM_LOCK_IS_HELD
(
dev
->
lock
.
hw_lock
->
lock
))
{
if
(
!
_DRM_LOCK_IS_HELD
(
dev
->
lock
.
hw_lock
->
lock
))
{
DRM_ERROR
(
"i810_dma called without lock held
\n
"
);
return
-
EINVAL
;
}
...
...
@@ -1202,7 +1204,7 @@ static void i810_dma_dispatch_mc(drm_device_t *dev, drm_buf_t *buf, int used,
u
=
cmpxchg
(
buf_priv
->
in_use
,
I810_BUF_CLIENT
,
I810_BUF_HARDWARE
);
if
(
u
!=
I810_BUF_CLIENT
)
{
if
(
u
!=
I810_BUF_CLIENT
)
{
DRM_DEBUG
(
"MC found buffer that isn't mine!
\n
"
);
}
...
...
@@ -1266,7 +1268,7 @@ int i810_dma_mc(struct inode *inode, struct file *filp,
return
-
EFAULT
;
if
(
!
_DRM_LOCK_IS_HELD
(
dev
->
lock
.
hw_lock
->
lock
))
{
if
(
!
_DRM_LOCK_IS_HELD
(
dev
->
lock
.
hw_lock
->
lock
))
{
DRM_ERROR
(
"i810_dma_mc called without lock held
\n
"
);
return
-
EINVAL
;
}
...
...
@@ -1314,7 +1316,7 @@ int i810_fstatus(struct inode *inode, struct file *filp,
drm_device_t
*
dev
=
priv
->
dev
;
drm_i810_private_t
*
dev_priv
=
(
drm_i810_private_t
*
)
dev
->
dev_private
;
if
(
!
_DRM_LOCK_IS_HELD
(
dev
->
lock
.
hw_lock
->
lock
))
{
if
(
!
_DRM_LOCK_IS_HELD
(
dev
->
lock
.
hw_lock
->
lock
))
{
DRM_ERROR
(
"i810_fstatus called without lock held
\n
"
);
return
-
EINVAL
;
}
...
...
@@ -1328,7 +1330,7 @@ int i810_ov0_flip(struct inode *inode, struct file *filp,
drm_device_t
*
dev
=
priv
->
dev
;
drm_i810_private_t
*
dev_priv
=
(
drm_i810_private_t
*
)
dev
->
dev_private
;
if
(
!
_DRM_LOCK_IS_HELD
(
dev
->
lock
.
hw_lock
->
lock
))
{
if
(
!
_DRM_LOCK_IS_HELD
(
dev
->
lock
.
hw_lock
->
lock
))
{
DRM_ERROR
(
"i810_ov0_flip called without lock held
\n
"
);
return
-
EINVAL
;
}
...
...
@@ -1373,7 +1375,7 @@ int i810_flip_bufs(struct inode *inode, struct file *filp,
DRM_DEBUG
(
"%s
\n
"
,
__FUNCTION__
);
if
(
!
_DRM_LOCK_IS_HELD
(
dev
->
lock
.
hw_lock
->
lock
))
{
if
(
!
_DRM_LOCK_IS_HELD
(
dev
->
lock
.
hw_lock
->
lock
))
{
DRM_ERROR
(
"i810_flip_buf called without lock held
\n
"
);
return
-
EINVAL
;
}
...
...
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