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Kirill Smelkov
linux
Commits
bde1e61b
Commit
bde1e61b
authored
Apr 30, 2017
by
Mark Brown
Browse files
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Merge remote-tracking branch 'regulator/topic/core' into regulator-next
parents
6a8007c8
c93609ab
Changes
3
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3 changed files
with
18 additions
and
19 deletions
+18
-19
drivers/regulator/core.c
drivers/regulator/core.c
+15
-18
drivers/regulator/internal.h
drivers/regulator/internal.h
+1
-1
include/linux/regulator/driver.h
include/linux/regulator/driver.h
+2
-0
No files found.
drivers/regulator/core.c
View file @
bde1e61b
...
...
@@ -1326,8 +1326,8 @@ static struct regulator *create_regulator(struct regulator_dev *rdev,
regulator
->
dev
=
dev
;
/* Add a link to the device sysfs entry */
size
=
s
c
nprintf
(
buf
,
REG_STR_SIZE
,
"%s-%s"
,
dev
->
kobj
.
name
,
supply_name
);
size
=
snprintf
(
buf
,
REG_STR_SIZE
,
"%s-%s"
,
dev
->
kobj
.
name
,
supply_name
);
if
(
size
>=
REG_STR_SIZE
)
goto
overflow_err
;
...
...
@@ -1343,7 +1343,7 @@ static struct regulator *create_regulator(struct regulator_dev *rdev,
/* non-fatal */
}
}
else
{
regulator
->
supply_name
=
kstrdup
(
supply_name
,
GFP_KERNEL
);
regulator
->
supply_name
=
kstrdup
_const
(
supply_name
,
GFP_KERNEL
);
if
(
regulator
->
supply_name
==
NULL
)
goto
overflow_err
;
}
...
...
@@ -1451,8 +1451,6 @@ static struct regulator_dev *regulator_lookup_by_name(const char *name)
* regulator_dev_lookup - lookup a regulator device.
* @dev: device for regulator "consumer".
* @supply: Supply name or regulator ID.
* @ret: 0 on success, -ENODEV if lookup fails permanently, -EPROBE_DEFER if
* lookup could succeed in the future.
*
* If successful, returns a struct regulator_dev that corresponds to the name
* @supply and with the embedded struct device refcount incremented by one.
...
...
@@ -1534,14 +1532,6 @@ static int regulator_resolve_supply(struct regulator_dev *rdev)
if
(
IS_ERR
(
r
))
{
ret
=
PTR_ERR
(
r
);
if
(
ret
==
-
ENODEV
)
{
/*
* No supply was specified for this regulator and
* there will never be one.
*/
return
0
;
}
/* Did the lookup explicitly defer for us? */
if
(
ret
==
-
EPROBE_DEFER
)
return
ret
;
...
...
@@ -1799,7 +1789,7 @@ static void _regulator_put(struct regulator *regulator)
put_device
(
&
rdev
->
dev
);
mutex_unlock
(
&
rdev
->
mutex
);
kfree
(
regulator
->
supply_name
);
kfree
_const
(
regulator
->
supply_name
);
kfree
(
regulator
);
module_put
(
rdev
->
owner
);
...
...
@@ -2486,7 +2476,7 @@ static int _regulator_list_voltage(struct regulator *regulator,
ret
=
ops
->
list_voltage
(
rdev
,
selector
);
if
(
lock
)
mutex_unlock
(
&
rdev
->
mutex
);
}
else
if
(
rdev
->
supply
)
{
}
else
if
(
rdev
->
is_switch
&&
rdev
->
supply
)
{
ret
=
_regulator_list_voltage
(
rdev
->
supply
,
selector
,
lock
);
}
else
{
return
-
EINVAL
;
...
...
@@ -2544,7 +2534,7 @@ int regulator_count_voltages(struct regulator *regulator)
if
(
rdev
->
desc
->
n_voltages
)
return
rdev
->
desc
->
n_voltages
;
if
(
!
rdev
->
supply
)
if
(
!
rdev
->
is_switch
||
!
rdev
->
supply
)
return
-
EINVAL
;
return
regulator_count_voltages
(
rdev
->
supply
);
...
...
@@ -2941,8 +2931,10 @@ static int regulator_set_voltage_unlocked(struct regulator *regulator,
if
(
ret
<
0
)
goto
out2
;
if
(
rdev
->
supply
&&
(
rdev
->
desc
->
min_dropout_uV
||
!
rdev
->
desc
->
ops
->
get_voltage
))
{
if
(
rdev
->
supply
&&
regulator_ops_is_valid
(
rdev
->
supply
->
rdev
,
REGULATOR_CHANGE_VOLTAGE
)
&&
(
rdev
->
desc
->
min_dropout_uV
||
!
rdev
->
desc
->
ops
->
get_voltage
))
{
int
current_supply_uV
;
int
selector
;
...
...
@@ -4099,6 +4091,11 @@ regulator_register(const struct regulator_desc *regulator_desc,
mutex_unlock
(
&
regulator_list_mutex
);
}
if
(
!
rdev
->
desc
->
ops
->
get_voltage
&&
!
rdev
->
desc
->
ops
->
list_voltage
&&
!
rdev
->
desc
->
fixed_uV
)
rdev
->
is_switch
=
true
;
ret
=
device_register
(
&
rdev
->
dev
);
if
(
ret
!=
0
)
{
put_device
(
&
rdev
->
dev
);
...
...
drivers/regulator/internal.h
View file @
bde1e61b
...
...
@@ -29,7 +29,7 @@ struct regulator {
int
uA_load
;
int
min_uV
;
int
max_uV
;
char
*
supply_name
;
c
onst
c
har
*
supply_name
;
struct
device_attribute
dev_attr
;
struct
regulator_dev
*
rdev
;
struct
dentry
*
debugfs
;
...
...
include/linux/regulator/driver.h
View file @
bde1e61b
...
...
@@ -429,6 +429,8 @@ struct regulator_dev {
struct
regulator_enable_gpio
*
ena_pin
;
unsigned
int
ena_gpio_state
:
1
;
unsigned
int
is_switch
:
1
;
/* time when this regulator was disabled last time */
unsigned
long
last_off_jiffy
;
};
...
...
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