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nexedi
linux
Commits
a8fb688e
Commit
a8fb688e
authored
Jun 08, 2012
by
Russell King
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ARM: spear: update for PL08x dma engine changes
Signed-off-by:
Russell King
<
rmk+kernel@arm.linux.org.uk
>
parent
aeea1808
Changes
2
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2 changed files
with
7 additions
and
9 deletions
+7
-9
arch/arm/plat-spear/include/plat/pl080.h
arch/arm/plat-spear/include/plat/pl080.h
+3
-3
arch/arm/plat-spear/pl080.c
arch/arm/plat-spear/pl080.c
+4
-6
No files found.
arch/arm/plat-spear/include/plat/pl080.h
View file @
a8fb688e
...
@@ -14,8 +14,8 @@
...
@@ -14,8 +14,8 @@
#ifndef __PLAT_PL080_H
#ifndef __PLAT_PL080_H
#define __PLAT_PL080_H
#define __PLAT_PL080_H
struct
pl08x_
dma_chan
;
struct
pl08x_
channel_data
;
int
pl080_get_signal
(
struct
pl08x_dma_chan
*
ch
);
int
pl080_get_signal
(
const
struct
pl08x_channel_data
*
cd
);
void
pl080_put_signal
(
struct
pl08x_dma_chan
*
ch
);
void
pl080_put_signal
(
const
struct
pl08x_channel_data
*
cd
,
int
signal
);
#endif
/* __PLAT_PL080_H */
#endif
/* __PLAT_PL080_H */
arch/arm/plat-spear/pl080.c
View file @
a8fb688e
...
@@ -27,9 +27,8 @@ struct {
...
@@ -27,9 +27,8 @@ struct {
unsigned
char
val
;
unsigned
char
val
;
}
signals
[
16
]
=
{{
0
,
0
},
};
}
signals
[
16
]
=
{{
0
,
0
},
};
int
pl080_get_signal
(
struct
pl08x_dma_chan
*
ch
)
int
pl080_get_signal
(
const
struct
pl08x_channel_data
*
cd
)
{
{
const
struct
pl08x_channel_data
*
cd
=
ch
->
cd
;
unsigned
int
signal
=
cd
->
min_signal
,
val
;
unsigned
int
signal
=
cd
->
min_signal
,
val
;
unsigned
long
flags
;
unsigned
long
flags
;
...
@@ -63,18 +62,17 @@ int pl080_get_signal(struct pl08x_dma_chan *ch)
...
@@ -63,18 +62,17 @@ int pl080_get_signal(struct pl08x_dma_chan *ch)
return
signal
;
return
signal
;
}
}
void
pl080_put_signal
(
struct
pl08x_dma_chan
*
ch
)
void
pl080_put_signal
(
const
struct
pl08x_channel_data
*
cd
,
int
signal
)
{
{
const
struct
pl08x_channel_data
*
cd
=
ch
->
cd
;
unsigned
long
flags
;
unsigned
long
flags
;
spin_lock_irqsave
(
&
lock
,
flags
);
spin_lock_irqsave
(
&
lock
,
flags
);
/* if signal is not used */
/* if signal is not used */
if
(
!
signals
[
cd
->
min_
signal
].
busy
)
if
(
!
signals
[
signal
].
busy
)
BUG
();
BUG
();
signals
[
cd
->
min_
signal
].
busy
--
;
signals
[
signal
].
busy
--
;
spin_unlock_irqrestore
(
&
lock
,
flags
);
spin_unlock_irqrestore
(
&
lock
,
flags
);
}
}
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