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linux
linux-davinci
Commits
75c99da6
Commit
75c99da6
authored
Jan 08, 2010
by
Ben Skeggs
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Plain Diff
drm/nouveau: initialise DMA tracking parameters earlier
Signed-off-by:
Ben Skeggs
<
bskeggs@redhat.com
>
parent
dff36321
Changes
3
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3 changed files
with
12 additions
and
6 deletions
+12
-6
drivers/gpu/drm/nouveau/nouveau_channel.c
drivers/gpu/drm/nouveau/nouveau_channel.c
+2
-0
drivers/gpu/drm/nouveau/nouveau_dma.c
drivers/gpu/drm/nouveau/nouveau_dma.c
+9
-6
drivers/gpu/drm/nouveau/nouveau_drv.h
drivers/gpu/drm/nouveau/nouveau_drv.h
+1
-0
No files found.
drivers/gpu/drm/nouveau/nouveau_channel.c
View file @
75c99da6
...
...
@@ -158,6 +158,8 @@ nouveau_channel_alloc(struct drm_device *dev, struct nouveau_channel **chan_ret,
return
ret
;
}
nouveau_dma_pre_init
(
chan
);
/* Locate channel's user control regs */
if
(
dev_priv
->
card_type
<
NV_40
)
user
=
NV03_USER
(
channel
);
...
...
drivers/gpu/drm/nouveau/nouveau_dma.c
View file @
75c99da6
...
...
@@ -29,6 +29,15 @@
#include "nouveau_drv.h"
#include "nouveau_dma.h"
void
nouveau_dma_pre_init
(
struct
nouveau_channel
*
chan
)
{
chan
->
dma
.
max
=
(
chan
->
pushbuf_bo
->
bo
.
mem
.
size
>>
2
)
-
2
;
chan
->
dma
.
put
=
0
;
chan
->
dma
.
cur
=
chan
->
dma
.
put
;
chan
->
dma
.
free
=
chan
->
dma
.
max
-
chan
->
dma
.
cur
;
}
int
nouveau_dma_init
(
struct
nouveau_channel
*
chan
)
{
...
...
@@ -74,12 +83,6 @@ nouveau_dma_init(struct nouveau_channel *chan)
return
ret
;
}
/* Initialise DMA vars */
chan
->
dma
.
max
=
(
chan
->
pushbuf_bo
->
bo
.
mem
.
size
>>
2
)
-
2
;
chan
->
dma
.
put
=
0
;
chan
->
dma
.
cur
=
chan
->
dma
.
put
;
chan
->
dma
.
free
=
chan
->
dma
.
max
-
chan
->
dma
.
cur
;
/* Insert NOPS for NOUVEAU_DMA_SKIPS */
ret
=
RING_SPACE
(
chan
,
NOUVEAU_DMA_SKIPS
);
if
(
ret
)
...
...
drivers/gpu/drm/nouveau/nouveau_drv.h
View file @
75c99da6
...
...
@@ -837,6 +837,7 @@ nouveau_debugfs_channel_fini(struct nouveau_channel *chan)
#endif
/* nouveau_dma.c */
extern
void
nouveau_dma_pre_init
(
struct
nouveau_channel
*
);
extern
int
nouveau_dma_init
(
struct
nouveau_channel
*
);
extern
int
nouveau_dma_wait
(
struct
nouveau_channel
*
,
int
size
);
...
...
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