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e6c6fd89
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raspberrypi-kernel
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e6c6fd89
编写于
12月 12, 2016
作者:
M
Mark Brown
浏览文件
操作
浏览文件
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差异文件
Merge remote-tracking branch 'asoc/topic/dapm-pin' into asoc-next
上级
c0f2302a
1b4d9c22
变更
2
隐藏空白更改
内联
并排
Showing
2 changed file
with
219 addition
and
0 deletion
+219
-0
include/sound/soc.h
include/sound/soc.h
+20
-0
sound/soc/soc-utils.c
sound/soc/soc-utils.c
+199
-0
未找到文件。
include/sound/soc.h
浏览文件 @
e6c6fd89
...
...
@@ -1698,4 +1698,24 @@ static inline void snd_soc_dapm_mutex_unlock(struct snd_soc_dapm_context *dapm)
mutex_unlock
(
&
dapm
->
card
->
dapm_mutex
);
}
int
snd_soc_component_enable_pin
(
struct
snd_soc_component
*
component
,
const
char
*
pin
);
int
snd_soc_component_enable_pin_unlocked
(
struct
snd_soc_component
*
component
,
const
char
*
pin
);
int
snd_soc_component_disable_pin
(
struct
snd_soc_component
*
component
,
const
char
*
pin
);
int
snd_soc_component_disable_pin_unlocked
(
struct
snd_soc_component
*
component
,
const
char
*
pin
);
int
snd_soc_component_nc_pin
(
struct
snd_soc_component
*
component
,
const
char
*
pin
);
int
snd_soc_component_nc_pin_unlocked
(
struct
snd_soc_component
*
component
,
const
char
*
pin
);
int
snd_soc_component_get_pin_status
(
struct
snd_soc_component
*
component
,
const
char
*
pin
);
int
snd_soc_component_force_enable_pin
(
struct
snd_soc_component
*
component
,
const
char
*
pin
);
int
snd_soc_component_force_enable_pin_unlocked
(
struct
snd_soc_component
*
component
,
const
char
*
pin
);
#endif
sound/soc/soc-utils.c
浏览文件 @
e6c6fd89
...
...
@@ -58,6 +58,205 @@ int snd_soc_params_to_bclk(struct snd_pcm_hw_params *params)
}
EXPORT_SYMBOL_GPL
(
snd_soc_params_to_bclk
);
int
snd_soc_component_enable_pin
(
struct
snd_soc_component
*
component
,
const
char
*
pin
)
{
struct
snd_soc_dapm_context
*
dapm
=
snd_soc_component_get_dapm
(
component
);
char
*
full_name
;
int
ret
;
if
(
!
component
->
name_prefix
)
return
snd_soc_dapm_enable_pin
(
dapm
,
pin
);
full_name
=
kasprintf
(
GFP_KERNEL
,
"%s %s"
,
component
->
name_prefix
,
pin
);
if
(
!
full_name
)
return
-
ENOMEM
;
ret
=
snd_soc_dapm_enable_pin
(
dapm
,
full_name
);
kfree
(
full_name
);
return
ret
;
}
EXPORT_SYMBOL_GPL
(
snd_soc_component_enable_pin
);
int
snd_soc_component_enable_pin_unlocked
(
struct
snd_soc_component
*
component
,
const
char
*
pin
)
{
struct
snd_soc_dapm_context
*
dapm
=
snd_soc_component_get_dapm
(
component
);
char
*
full_name
;
int
ret
;
if
(
!
component
->
name_prefix
)
return
snd_soc_dapm_enable_pin_unlocked
(
dapm
,
pin
);
full_name
=
kasprintf
(
GFP_KERNEL
,
"%s %s"
,
component
->
name_prefix
,
pin
);
if
(
!
full_name
)
return
-
ENOMEM
;
ret
=
snd_soc_dapm_enable_pin_unlocked
(
dapm
,
full_name
);
kfree
(
full_name
);
return
ret
;
}
EXPORT_SYMBOL_GPL
(
snd_soc_component_enable_pin_unlocked
);
int
snd_soc_component_disable_pin
(
struct
snd_soc_component
*
component
,
const
char
*
pin
)
{
struct
snd_soc_dapm_context
*
dapm
=
snd_soc_component_get_dapm
(
component
);
char
*
full_name
;
int
ret
;
if
(
!
component
->
name_prefix
)
return
snd_soc_dapm_disable_pin
(
dapm
,
pin
);
full_name
=
kasprintf
(
GFP_KERNEL
,
"%s %s"
,
component
->
name_prefix
,
pin
);
if
(
!
full_name
)
return
-
ENOMEM
;
ret
=
snd_soc_dapm_disable_pin
(
dapm
,
full_name
);
kfree
(
full_name
);
return
ret
;
}
EXPORT_SYMBOL_GPL
(
snd_soc_component_disable_pin
);
int
snd_soc_component_disable_pin_unlocked
(
struct
snd_soc_component
*
component
,
const
char
*
pin
)
{
struct
snd_soc_dapm_context
*
dapm
=
snd_soc_component_get_dapm
(
component
);
char
*
full_name
;
int
ret
;
if
(
!
component
->
name_prefix
)
return
snd_soc_dapm_disable_pin_unlocked
(
dapm
,
pin
);
full_name
=
kasprintf
(
GFP_KERNEL
,
"%s %s"
,
component
->
name_prefix
,
pin
);
if
(
!
full_name
)
return
-
ENOMEM
;
ret
=
snd_soc_dapm_disable_pin_unlocked
(
dapm
,
full_name
);
kfree
(
full_name
);
return
ret
;
}
EXPORT_SYMBOL_GPL
(
snd_soc_component_disable_pin_unlocked
);
int
snd_soc_component_nc_pin
(
struct
snd_soc_component
*
component
,
const
char
*
pin
)
{
struct
snd_soc_dapm_context
*
dapm
=
snd_soc_component_get_dapm
(
component
);
char
*
full_name
;
int
ret
;
if
(
!
component
->
name_prefix
)
return
snd_soc_dapm_nc_pin
(
dapm
,
pin
);
full_name
=
kasprintf
(
GFP_KERNEL
,
"%s %s"
,
component
->
name_prefix
,
pin
);
if
(
!
full_name
)
return
-
ENOMEM
;
ret
=
snd_soc_dapm_nc_pin
(
dapm
,
full_name
);
kfree
(
full_name
);
return
ret
;
}
EXPORT_SYMBOL_GPL
(
snd_soc_component_nc_pin
);
int
snd_soc_component_nc_pin_unlocked
(
struct
snd_soc_component
*
component
,
const
char
*
pin
)
{
struct
snd_soc_dapm_context
*
dapm
=
snd_soc_component_get_dapm
(
component
);
char
*
full_name
;
int
ret
;
if
(
!
component
->
name_prefix
)
return
snd_soc_dapm_nc_pin_unlocked
(
dapm
,
pin
);
full_name
=
kasprintf
(
GFP_KERNEL
,
"%s %s"
,
component
->
name_prefix
,
pin
);
if
(
!
full_name
)
return
-
ENOMEM
;
ret
=
snd_soc_dapm_nc_pin_unlocked
(
dapm
,
full_name
);
kfree
(
full_name
);
return
ret
;
}
EXPORT_SYMBOL_GPL
(
snd_soc_component_nc_pin_unlocked
);
int
snd_soc_component_get_pin_status
(
struct
snd_soc_component
*
component
,
const
char
*
pin
)
{
struct
snd_soc_dapm_context
*
dapm
=
snd_soc_component_get_dapm
(
component
);
char
*
full_name
;
int
ret
;
if
(
!
component
->
name_prefix
)
return
snd_soc_dapm_get_pin_status
(
dapm
,
pin
);
full_name
=
kasprintf
(
GFP_KERNEL
,
"%s %s"
,
component
->
name_prefix
,
pin
);
if
(
!
full_name
)
return
-
ENOMEM
;
ret
=
snd_soc_dapm_get_pin_status
(
dapm
,
full_name
);
kfree
(
full_name
);
return
ret
;
}
EXPORT_SYMBOL_GPL
(
snd_soc_component_get_pin_status
);
int
snd_soc_component_force_enable_pin
(
struct
snd_soc_component
*
component
,
const
char
*
pin
)
{
struct
snd_soc_dapm_context
*
dapm
=
snd_soc_component_get_dapm
(
component
);
char
*
full_name
;
int
ret
;
if
(
!
component
->
name_prefix
)
return
snd_soc_dapm_force_enable_pin
(
dapm
,
pin
);
full_name
=
kasprintf
(
GFP_KERNEL
,
"%s %s"
,
component
->
name_prefix
,
pin
);
if
(
!
full_name
)
return
-
ENOMEM
;
ret
=
snd_soc_dapm_force_enable_pin
(
dapm
,
full_name
);
kfree
(
full_name
);
return
ret
;
}
EXPORT_SYMBOL_GPL
(
snd_soc_component_force_enable_pin
);
int
snd_soc_component_force_enable_pin_unlocked
(
struct
snd_soc_component
*
component
,
const
char
*
pin
)
{
struct
snd_soc_dapm_context
*
dapm
=
snd_soc_component_get_dapm
(
component
);
char
*
full_name
;
int
ret
;
if
(
!
component
->
name_prefix
)
return
snd_soc_dapm_force_enable_pin_unlocked
(
dapm
,
pin
);
full_name
=
kasprintf
(
GFP_KERNEL
,
"%s %s"
,
component
->
name_prefix
,
pin
);
if
(
!
full_name
)
return
-
ENOMEM
;
ret
=
snd_soc_dapm_force_enable_pin_unlocked
(
dapm
,
full_name
);
kfree
(
full_name
);
return
ret
;
}
EXPORT_SYMBOL_GPL
(
snd_soc_component_force_enable_pin_unlocked
);
static
const
struct
snd_pcm_hardware
dummy_dma_hardware
=
{
/* Random values to keep userspace happy when checking constraints */
.
info
=
SNDRV_PCM_INFO_INTERLEAVED
|
...
...
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