/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_RESET_H_
#define _LINUX_RESET_H_
#include <linux/err.h>
#include <linux/errno.h>
#include <linux/types.h>
struct device;
struct device_node;
struct reset_control;
/**
* struct reset_control_bulk_data - Data used for bulk reset control operations .
*
* @ id : reset control consumer ID
* @ rstc : struct reset_control * to store the associated reset control
*
* The reset APIs provide a series of reset_control_bulk_ * ( ) API calls as
* a convenience to consumers which require multiple reset controls .
* This structure is used to manage data for these calls .
*/
struct reset_control_bulk_data {
const char *id;
struct reset_control *rstc;
};
#define RESET_CONTROL_FLAGS_BIT_SHARED BIT(0 ) /* not exclusive */
#define RESET_CONTROL_FLAGS_BIT_OPTIONAL BIT(1 )
#define RESET_CONTROL_FLAGS_BIT_ACQUIRED BIT(2 ) /* iff exclusive, not released */
#define RESET_CONTROL_FLAGS_BIT_DEASSERTED BIT(3 )
/**
* enum reset_control_flags - Flags that can be passed to the reset_control_get functions
* to determine the type of reset control .
* These values cannot be OR ' d .
*
* @ RESET_CONTROL_EXCLUSIVE : exclusive , acquired ,
* @ RESET_CONTROL_EXCLUSIVE_DEASSERTED : exclusive , acquired , deasserted
* @ RESET_CONTROL_EXCLUSIVE_RELEASED : exclusive , released ,
* @ RESET_CONTROL_SHARED : shared
* @ RESET_CONTROL_SHARED_DEASSERTED : shared , deasserted
* @ RESET_CONTROL_OPTIONAL_EXCLUSIVE : optional , exclusive , acquired
* @ RESET_CONTROL_OPTIONAL_EXCLUSIVE_DEASSERTED : optional , exclusive , acquired , deasserted
* @ RESET_CONTROL_OPTIONAL_EXCLUSIVE_RELEASED : optional , exclusive , released
* @ RESET_CONTROL_OPTIONAL_SHARED : optional , shared
* @ RESET_CONTROL_OPTIONAL_SHARED_DEASSERTED : optional , shared , deasserted
*/
enum reset_control_flags {
RESET_CONTROL_EXCLUSIVE = RESET_CONTROL_FLAGS_BIT_ACQUIRED,
RESET_CONTROL_EXCLUSIVE_DEASSERTED = RESET_CONTROL_FLAGS_BIT_ACQUIRED |
RESET_CONTROL_FLAGS_BIT_DEASSERTED,
RESET_CONTROL_EXCLUSIVE_RELEASED = 0 ,
RESET_CONTROL_SHARED = RESET_CONTROL_FLAGS_BIT_SHARED,
RESET_CONTROL_SHARED_DEASSERTED = RESET_CONTROL_FLAGS_BIT_SHARED |
RESET_CONTROL_FLAGS_BIT_DEASSERTED,
RESET_CONTROL_OPTIONAL_EXCLUSIVE = RESET_CONTROL_FLAGS_BIT_OPTIONAL |
RESET_CONTROL_FLAGS_BIT_ACQUIRED,
RESET_CONTROL_OPTIONAL_EXCLUSIVE_DEASSERTED = RESET_CONTROL_FLAGS_BIT_OPTIONAL |
RESET_CONTROL_FLAGS_BIT_ACQUIRED |
RESET_CONTROL_FLAGS_BIT_DEASSERTED,
RESET_CONTROL_OPTIONAL_EXCLUSIVE_RELEASED = RESET_CONTROL_FLAGS_BIT_OPTIONAL,
RESET_CONTROL_OPTIONAL_SHARED = RESET_CONTROL_FLAGS_BIT_OPTIONAL |
RESET_CONTROL_FLAGS_BIT_SHARED,
RESET_CONTROL_OPTIONAL_SHARED_DEASSERTED = RESET_CONTROL_FLAGS_BIT_OPTIONAL |
RESET_CONTROL_FLAGS_BIT_SHARED |
RESET_CONTROL_FLAGS_BIT_DEASSERTED,
};
#ifdef CONFIG_RESET_CONTROLLER
int reset_control_reset(struct reset_control *rstc);
int reset_control_rearm(struct reset_control *rstc);
int reset_control_assert(struct reset_control *rstc);
int reset_control_deassert(struct reset_control *rstc);
int reset_control_status(struct reset_control *rstc);
int reset_control_acquire(struct reset_control *rstc);
void reset_control_release(struct reset_control *rstc);
int reset_control_bulk_reset(int num_rstcs, struct reset_control_bulk_data *rstcs);
int reset_control_bulk_assert(int num_rstcs, struct reset_control_bulk_data *rstcs);
int reset_control_bulk_deassert(int num_rstcs, struct reset_control_bulk_data *rstcs);
int reset_control_bulk_acquire(int num_rstcs, struct reset_control_bulk_data *rstcs);
void reset_control_bulk_release(int num_rstcs, struct reset_control_bulk_data *rstcs);
struct reset_control *__of_reset_control_get(struct device_node *node,
const char *id, int index, enum reset_control_flags flags);
struct reset_control *__reset_control_get(struct device *dev, const char *id,
int index, enum reset_control_flags flags);
void reset_control_put(struct reset_control *rstc);
int __reset_control_bulk_get(struct device *dev, int num_rstcs,
struct reset_control_bulk_data *rstcs,
enum reset_control_flags flags);
void reset_control_bulk_put(int num_rstcs, struct reset_control_bulk_data *rstcs);
int __device_reset(struct device *dev, bool optional);
struct reset_control *__devm_reset_control_get(struct device *dev,
const char *id, int index, enum reset_control_flags flags);
int __devm_reset_control_bulk_get(struct device *dev, int num_rstcs,
struct reset_control_bulk_data *rstcs,
enum reset_control_flags flags);
struct reset_control *devm_reset_control_array_get(struct device *dev,
enum reset_control_flags flags);
struct reset_control *of_reset_control_array_get(struct device_node *np, enum reset_control_flags);
int reset_control_get_count(struct device *dev);
#else
static inline int reset_control_reset(struct reset_control *rstc)
{
return 0 ;
}
static inline int reset_control_rearm(struct reset_control *rstc)
{
return 0 ;
}
static inline int reset_control_assert(struct reset_control *rstc)
{
return 0 ;
}
static inline int reset_control_deassert(struct reset_control *rstc)
{
return 0 ;
}
static inline int reset_control_status(struct reset_control *rstc)
{
return 0 ;
}
static inline int reset_control_acquire(struct reset_control *rstc)
{
return 0 ;
}
static inline void reset_control_release(struct reset_control *rstc)
{
}
static inline void reset_control_put(struct reset_control *rstc)
{
}
static inline int __device_reset(struct device *dev, bool optional)
{
return optional ? 0 : -ENOTSUPP;
}
static inline struct reset_control *__of_reset_control_get(
struct device_node *node,
const char *id, int index, enum reset_control_flags flags)
{
bool optional = flags & RESET_CONTROL_FLAGS_BIT_OPTIONAL;
return optional ? NULL : ERR_PTR(-ENOTSUPP);
}
static inline struct reset_control *__reset_control_get(
struct device *dev, const char *id,
int index, enum reset_control_flags flags)
{
bool optional = flags & RESET_CONTROL_FLAGS_BIT_OPTIONAL;
return optional ? NULL : ERR_PTR(-ENOTSUPP);
}
static inline int
reset_control_bulk_reset(int num_rstcs, struct reset_control_bulk_data *rstcs)
{
return 0 ;
}
static inline int
reset_control_bulk_assert(int num_rstcs, struct reset_control_bulk_data *rstcs)
{
return 0 ;
}
static inline int
reset_control_bulk_deassert(int num_rstcs, struct reset_control_bulk_data *rstcs)
{
return 0 ;
}
static inline int
reset_control_bulk_acquire(int num_rstcs, struct reset_control_bulk_data *rstcs)
{
return 0 ;
}
static inline void
reset_control_bulk_release(int num_rstcs, struct reset_control_bulk_data *rstcs)
{
}
static inline int
__reset_control_bulk_get(struct device *dev, int num_rstcs,
struct reset_control_bulk_data *rstcs,
enum reset_control_flags flags)
{
bool optional = flags & RESET_CONTROL_FLAGS_BIT_OPTIONAL;
return optional ? 0 : -EOPNOTSUPP;
}
static inline void
reset_control_bulk_put(int num_rstcs, struct reset_control_bulk_data *rstcs)
{
}
static inline struct reset_control *__devm_reset_control_get(
struct device *dev, const char *id,
int index, enum reset_control_flags flags)
{
bool optional = flags & RESET_CONTROL_FLAGS_BIT_OPTIONAL;
return optional ? NULL : ERR_PTR(-ENOTSUPP);
}
static inline int
__devm_reset_control_bulk_get(struct device *dev, int num_rstcs,
struct reset_control_bulk_data *rstcs,
enum reset_control_flags flags)
{
bool optional = flags & RESET_CONTROL_FLAGS_BIT_OPTIONAL;
return optional ? 0 : -EOPNOTSUPP;
}
static inline struct reset_control *
devm_reset_control_array_get(struct device *dev, enum reset_control_flags flags)
{
bool optional = flags & RESET_CONTROL_FLAGS_BIT_OPTIONAL;
return optional ? NULL : ERR_PTR(-ENOTSUPP);
}
static inline struct reset_control *
of_reset_control_array_get(struct device_node *np, enum reset_control_flags flags)
{
bool optional = flags & RESET_CONTROL_FLAGS_BIT_OPTIONAL;
return optional ? NULL : ERR_PTR(-ENOTSUPP);
}
static inline int reset_control_get_count(struct device *dev)
{
return -ENOENT;
}
#endif /* CONFIG_RESET_CONTROLLER */
static inline int __must_check device_reset(struct device *dev)
{
return __device_reset(dev, false );
}
static inline int device_reset_optional(struct device *dev)
{
return __device_reset(dev, true );
}
/**
* reset_control_get_exclusive - Lookup and obtain an exclusive reference
* to a reset controller .
* @ dev : device to be reset by the controller
* @ id : reset line name
*
* Returns a struct reset_control or IS_ERR ( ) condition containing errno .
* If this function is called more than once for the same reset_control it will
* return - EBUSY .
*
* See reset_control_get_shared ( ) for details on shared references to
* reset - controls .
*
* Use of id names is optional .
*/
static inline struct reset_control *
__must_check reset_control_get_exclusive(struct device *dev, const char *id)
{
return __reset_control_get(dev, id, 0 , RESET_CONTROL_EXCLUSIVE);
}
/**
* reset_control_bulk_get_exclusive - Lookup and obtain exclusive references to
* multiple reset controllers .
* @ dev : device to be reset by the controller
* @ num_rstcs : number of entries in rstcs array
* @ rstcs : array of struct reset_control_bulk_data with reset line names set
*
* Fills the rstcs array with pointers to exclusive reset controls and
* returns 0 , or an IS_ERR ( ) condition containing errno .
*/
static inline int __must_check
reset_control_bulk_get_exclusive(struct device *dev, int num_rstcs,
struct reset_control_bulk_data *rstcs)
{
return __reset_control_bulk_get(dev, num_rstcs, rstcs, RESET_CONTROL_EXCLUSIVE);
}
/**
* reset_control_get_exclusive_released - Lookup and obtain a temoprarily
* exclusive reference to a reset
* controller .
* @ dev : device to be reset by the controller
* @ id : reset line name
*
* Returns a struct reset_control or IS_ERR ( ) condition containing errno .
* reset - controls returned by this function must be acquired via
* reset_control_acquire ( ) before they can be used and should be released
* via reset_control_release ( ) afterwards .
*
* Use of id names is optional .
*/
static inline struct reset_control *
__must_check reset_control_get_exclusive_released(struct device *dev,
const char *id)
{
return __reset_control_get(dev, id, 0 , RESET_CONTROL_EXCLUSIVE_RELEASED);
}
/**
* reset_control_bulk_get_exclusive_released - Lookup and obtain temporarily
* exclusive references to multiple reset
* controllers .
* @ dev : device to be reset by the controller
* @ num_rstcs : number of entries in rstcs array
* @ rstcs : array of struct reset_control_bulk_data with reset line names set
*
* Fills the rstcs array with pointers to exclusive reset controls and
* returns 0 , or an IS_ERR ( ) condition containing errno .
* reset - controls returned by this function must be acquired via
* reset_control_bulk_acquire ( ) before they can be used and should be released
* via reset_control_bulk_release ( ) afterwards .
*/
static inline int __must_check
reset_control_bulk_get_exclusive_released(struct device *dev, int num_rstcs,
struct reset_control_bulk_data *rstcs)
{
return __reset_control_bulk_get(dev, num_rstcs, rstcs, RESET_CONTROL_EXCLUSIVE_RELEASED);
}
/**
* reset_control_bulk_get_optional_exclusive_released - Lookup and obtain optional
* temporarily exclusive references to multiple
* reset controllers .
* @ dev : device to be reset by the controller
* @ num_rstcs : number of entries in rstcs array
* @ rstcs : array of struct reset_control_bulk_data with reset line names set
*
* Optional variant of reset_control_bulk_get_exclusive_released ( ) . If the
* requested reset is not specified in the device tree , this function returns 0
* instead of an error and missing rtsc is set to NULL .
*
* See reset_control_bulk_get_exclusive_released ( ) for more information .
*/
static inline int __must_check
reset_control_bulk_get_optional_exclusive_released(struct device *dev, int num_rstcs,
struct reset_control_bulk_data *rstcs)
{
return __reset_control_bulk_get(dev, num_rstcs, rstcs,
RESET_CONTROL_OPTIONAL_EXCLUSIVE_RELEASED);
}
/**
* reset_control_get_shared - Lookup and obtain a shared reference to a
* reset controller .
* @ dev : device to be reset by the controller
* @ id : reset line name
*
* Returns a struct reset_control or IS_ERR ( ) condition containing errno .
* This function is intended for use with reset - controls which are shared
* between hardware blocks .
*
* When a reset - control is shared , the behavior of reset_control_assert /
* deassert is changed , the reset - core will keep track of a deassert_count
* and only ( re - ) assert the reset after reset_control_assert has been called
* as many times as reset_control_deassert was called . Also see the remark
* about shared reset - controls in the reset_control_assert docs .
*
* Calling reset_control_assert without first calling reset_control_deassert
* is not allowed on a shared reset control . Calling reset_control_reset is
* also not allowed on a shared reset control .
*
* Use of id names is optional .
*/
static inline struct reset_control *reset_control_get_shared(
struct device *dev, const char *id)
{
return __reset_control_get(dev, id, 0 , RESET_CONTROL_SHARED);
}
/**
* reset_control_bulk_get_shared - Lookup and obtain shared references to
* multiple reset controllers .
* @ dev : device to be reset by the controller
* @ num_rstcs : number of entries in rstcs array
* @ rstcs : array of struct reset_control_bulk_data with reset line names set
*
* Fills the rstcs array with pointers to shared reset controls and
* returns 0 , or an IS_ERR ( ) condition containing errno .
*/
static inline int __must_check
reset_control_bulk_get_shared(struct device *dev, int num_rstcs,
struct reset_control_bulk_data *rstcs)
{
return __reset_control_bulk_get(dev, num_rstcs, rstcs, RESET_CONTROL_SHARED);
}
/**
* reset_control_get_optional_exclusive - optional reset_control_get_exclusive ( )
* @ dev : device to be reset by the controller
* @ id : reset line name
*
* Optional variant of reset_control_get_exclusive ( ) . If the requested reset
* is not specified in the device tree , this function returns NULL instead of
* an error .
*
* See reset_control_get_exclusive ( ) for more information .
*/
static inline struct reset_control *reset_control_get_optional_exclusive(
struct device *dev, const char *id)
{
return __reset_control_get(dev, id, 0 , RESET_CONTROL_OPTIONAL_EXCLUSIVE);
}
/**
* reset_control_bulk_get_optional_exclusive - optional
* reset_control_bulk_get_exclusive ( )
* @ dev : device to be reset by the controller
* @ num_rstcs : number of entries in rstcs array
* @ rstcs : array of struct reset_control_bulk_data with reset line names set
*
* Optional variant of reset_control_bulk_get_exclusive ( ) . If any of the
* requested resets are not specified in the device tree , this function sets
* them to NULL instead of returning an error .
*
* See reset_control_bulk_get_exclusive ( ) for more information .
*/
static inline int __must_check
reset_control_bulk_get_optional_exclusive(struct device *dev, int num_rstcs,
struct reset_control_bulk_data *rstcs)
{
return __reset_control_bulk_get(dev, num_rstcs, rstcs, RESET_CONTROL_OPTIONAL_EXCLUSIVE);
}
/**
* reset_control_get_optional_shared - optional reset_control_get_shared ( )
* @ dev : device to be reset by the controller
* @ id : reset line name
*
* Optional variant of reset_control_get_shared ( ) . If the requested reset
* is not specified in the device tree , this function returns NULL instead of
* an error .
*
* See reset_control_get_shared ( ) for more information .
*/
static inline struct reset_control *reset_control_get_optional_shared(
struct device *dev, const char *id)
{
return __reset_control_get(dev, id, 0 , RESET_CONTROL_OPTIONAL_SHARED);
}
/**
* reset_control_bulk_get_optional_shared - optional
* reset_control_bulk_get_shared ( )
* @ dev : device to be reset by the controller
* @ num_rstcs : number of entries in rstcs array
* @ rstcs : array of struct reset_control_bulk_data with reset line names set
*
* Optional variant of reset_control_bulk_get_shared ( ) . If the requested resets
* are not specified in the device tree , this function sets them to NULL
* instead of returning an error .
*
* See reset_control_bulk_get_shared ( ) for more information .
*/
static inline int __must_check
reset_control_bulk_get_optional_shared(struct device *dev, int num_rstcs,
struct reset_control_bulk_data *rstcs)
{
return __reset_control_bulk_get(dev, num_rstcs, rstcs, RESET_CONTROL_OPTIONAL_SHARED);
}
/**
* of_reset_control_get_exclusive - Lookup and obtain an exclusive reference
* to a reset controller .
* @ node : device to be reset by the controller
* @ id : reset line name
*
* Returns a struct reset_control or IS_ERR ( ) condition containing errno .
*
* Use of id names is optional .
*/
static inline struct reset_control *of_reset_control_get_exclusive(
struct device_node *node, const char *id)
{
return __of_reset_control_get(node, id, 0 , RESET_CONTROL_EXCLUSIVE);
}
/**
* of_reset_control_get_optional_exclusive - Lookup and obtain an optional exclusive
* reference to a reset controller .
* @ node : device to be reset by the controller
* @ id : reset line name
*
* Optional variant of of_reset_control_get_exclusive ( ) . If the requested reset
* is not specified in the device tree , this function returns NULL instead of
* an error .
*
* Returns a struct reset_control or IS_ERR ( ) condition containing errno .
*
* Use of id names is optional .
*/
static inline struct reset_control *of_reset_control_get_optional_exclusive(
struct device_node *node, const char *id)
{
return __of_reset_control_get(node, id, 0 , RESET_CONTROL_OPTIONAL_EXCLUSIVE);
}
/**
* of_reset_control_get_shared - Lookup and obtain a shared reference
* to a reset controller .
* @ node : device to be reset by the controller
* @ id : reset line name
*
* When a reset - control is shared , the behavior of reset_control_assert /
* deassert is changed , the reset - core will keep track of a deassert_count
* and only ( re - ) assert the reset after reset_control_assert has been called
* as many times as reset_control_deassert was called . Also see the remark
* about shared reset - controls in the reset_control_assert docs .
*
* Calling reset_control_assert without first calling reset_control_deassert
* is not allowed on a shared reset control . Calling reset_control_reset is
* also not allowed on a shared reset control .
* Returns a struct reset_control or IS_ERR ( ) condition containing errno .
*
* Use of id names is optional .
*/
static inline struct reset_control *of_reset_control_get_shared(
struct device_node *node, const char *id)
{
return __of_reset_control_get(node, id, 0 , RESET_CONTROL_SHARED);
}
/**
* of_reset_control_get_exclusive_by_index - Lookup and obtain an exclusive
* reference to a reset controller
* by index .
* @ node : device to be reset by the controller
* @ index : index of the reset controller
*
* This is to be used to perform a list of resets for a device or power domain
* in whatever order . Returns a struct reset_control or IS_ERR ( ) condition
* containing errno .
*/
static inline struct reset_control *of_reset_control_get_exclusive_by_index(
struct device_node *node, int index)
{
return __of_reset_control_get(node, NULL, index, RESET_CONTROL_EXCLUSIVE);
}
/**
* of_reset_control_get_shared_by_index - Lookup and obtain a shared
* reference to a reset controller
* by index .
* @ node : device to be reset by the controller
* @ index : index of the reset controller
*
* When a reset - control is shared , the behavior of reset_control_assert /
* deassert is changed , the reset - core will keep track of a deassert_count
* and only ( re - ) assert the reset after reset_control_assert has been called
* as many times as reset_control_deassert was called . Also see the remark
* about shared reset - controls in the reset_control_assert docs .
*
* Calling reset_control_assert without first calling reset_control_deassert
* is not allowed on a shared reset control . Calling reset_control_reset is
* also not allowed on a shared reset control .
* Returns a struct reset_control or IS_ERR ( ) condition containing errno .
*
* This is to be used to perform a list of resets for a device or power domain
* in whatever order . Returns a struct reset_control or IS_ERR ( ) condition
* containing errno .
*/
static inline struct reset_control *of_reset_control_get_shared_by_index(
struct device_node *node, int index)
{
return __of_reset_control_get(node, NULL, index, RESET_CONTROL_SHARED);
}
/**
* devm_reset_control_get_exclusive - resource managed
* reset_control_get_exclusive ( )
* @ dev : device to be reset by the controller
* @ id : reset line name
*
* Managed reset_control_get_exclusive ( ) . For reset controllers returned
* from this function , reset_control_put ( ) is called automatically on driver
* detach .
*
* See reset_control_get_exclusive ( ) for more information .
*/
static inline struct reset_control *
__must_check devm_reset_control_get_exclusive(struct device *dev,
const char *id)
{
return __devm_reset_control_get(dev, id, 0 , RESET_CONTROL_EXCLUSIVE);
}
/**
* devm_reset_control_get_exclusive_deasserted - resource managed
* reset_control_get_exclusive ( ) +
* reset_control_deassert ( )
* @ dev : device to be reset by the controller
* @ id : reset line name
*
* Managed reset_control_get_exclusive ( ) + reset_control_deassert ( ) . For reset
* controllers returned from this function , reset_control_assert ( ) +
* reset_control_put ( ) is called automatically on driver detach .
*
* See reset_control_get_exclusive ( ) for more information .
*/
static inline struct reset_control * __must_check
devm_reset_control_get_exclusive_deasserted(struct device *dev, const char *id)
{
return __devm_reset_control_get(dev, id, 0 , RESET_CONTROL_EXCLUSIVE_DEASSERTED);
}
/**
* devm_reset_control_bulk_get_exclusive - resource managed
* reset_control_bulk_get_exclusive ( )
* @ dev : device to be reset by the controller
* @ num_rstcs : number of entries in rstcs array
* @ rstcs : array of struct reset_control_bulk_data with reset line names set
*
* Managed reset_control_bulk_get_exclusive ( ) . For reset controllers returned
* from this function , reset_control_put ( ) is called automatically on driver
* detach .
*
* See reset_control_bulk_get_exclusive ( ) for more information .
*/
static inline int __must_check
devm_reset_control_bulk_get_exclusive(struct device *dev, int num_rstcs,
struct reset_control_bulk_data *rstcs)
{
return __devm_reset_control_bulk_get(dev, num_rstcs, rstcs,
RESET_CONTROL_EXCLUSIVE);
}
/**
* devm_reset_control_get_exclusive_released - resource managed
* reset_control_get_exclusive_released ( )
* @ dev : device to be reset by the controller
* @ id : reset line name
*
* Managed reset_control_get_exclusive_released ( ) . For reset controllers
* returned from this function , reset_control_put ( ) is called automatically on
* driver detach .
*
* See reset_control_get_exclusive_released ( ) for more information .
*/
static inline struct reset_control *
__must_check devm_reset_control_get_exclusive_released(struct device *dev,
const char *id)
{
return __devm_reset_control_get(dev, id, 0 , RESET_CONTROL_EXCLUSIVE_RELEASED);
}
/**
* devm_reset_control_bulk_get_exclusive_released - resource managed
* reset_control_bulk_get_exclusive_released ( )
* @ dev : device to be reset by the controller
* @ num_rstcs : number of entries in rstcs array
* @ rstcs : array of struct reset_control_bulk_data with reset line names set
*
* Managed reset_control_bulk_get_exclusive_released ( ) . For reset controllers
* returned from this function , reset_control_put ( ) is called automatically on
* driver detach .
*
* See reset_control_bulk_get_exclusive_released ( ) for more information .
*/
static inline int __must_check
devm_reset_control_bulk_get_exclusive_released(struct device *dev, int num_rstcs,
struct reset_control_bulk_data *rstcs)
{
return __devm_reset_control_bulk_get(dev, num_rstcs, rstcs,
RESET_CONTROL_EXCLUSIVE_RELEASED);
}
/**
* devm_reset_control_get_optional_exclusive_released - resource managed
* reset_control_get_optional_exclusive_released ( )
* @ dev : device to be reset by the controller
* @ id : reset line name
*
* Managed - and - optional variant of reset_control_get_exclusive_released ( ) . For
* reset controllers returned from this function , reset_control_put ( ) is called
* automatically on driver detach .
*
* See reset_control_get_exclusive_released ( ) for more information .
*/
static inline struct reset_control *
__must_check devm_reset_control_get_optional_exclusive_released(struct device *dev,
const char *id)
{
return __devm_reset_control_get(dev, id, 0 , RESET_CONTROL_OPTIONAL_EXCLUSIVE_RELEASED);
}
/**
* devm_reset_control_bulk_get_optional_exclusive_released - resource managed
* reset_control_bulk_optional_get_exclusive_released ( )
* @ dev : device to be reset by the controller
* @ num_rstcs : number of entries in rstcs array
* @ rstcs : array of struct reset_control_bulk_data with reset line names set
*
* Managed reset_control_bulk_optional_get_exclusive_released ( ) . For reset
* controllers returned from this function , reset_control_put ( ) is called
* automatically on driver detach .
*
* See reset_control_bulk_optional_get_exclusive_released ( ) for more information .
*/
static inline int __must_check
devm_reset_control_bulk_get_optional_exclusive_released(struct device *dev, int num_rstcs,
struct reset_control_bulk_data *rstcs)
{
return __devm_reset_control_bulk_get(dev, num_rstcs, rstcs,
RESET_CONTROL_OPTIONAL_EXCLUSIVE_RELEASED);
}
/**
* devm_reset_control_get_shared - resource managed reset_control_get_shared ( )
* @ dev : device to be reset by the controller
* @ id : reset line name
*
* Managed reset_control_get_shared ( ) . For reset controllers returned from
* this function , reset_control_put ( ) is called automatically on driver detach .
* See reset_control_get_shared ( ) for more information .
*/
static inline struct reset_control *devm_reset_control_get_shared(
struct device *dev, const char *id)
{
return __devm_reset_control_get(dev, id, 0 , RESET_CONTROL_SHARED);
}
/**
* devm_reset_control_get_shared_deasserted - resource managed
* reset_control_get_shared ( ) +
* reset_control_deassert ( )
* @ dev : device to be reset by the controller
* @ id : reset line name
*
* Managed reset_control_get_shared ( ) + reset_control_deassert ( ) . For reset
* controllers returned from this function , reset_control_assert ( ) +
* reset_control_put ( ) is called automatically on driver detach .
*
* See devm_reset_control_get_shared ( ) for more information .
*/
static inline struct reset_control * __must_check
devm_reset_control_get_shared_deasserted(struct device *dev, const char *id)
{
return __devm_reset_control_get(dev, id, 0 , RESET_CONTROL_SHARED_DEASSERTED);
}
/**
* devm_reset_control_bulk_get_shared - resource managed
* reset_control_bulk_get_shared ( )
* @ dev : device to be reset by the controller
* @ num_rstcs : number of entries in rstcs array
* @ rstcs : array of struct reset_control_bulk_data with reset line names set
*
* Managed reset_control_bulk_get_shared ( ) . For reset controllers returned
* from this function , reset_control_put ( ) is called automatically on driver
* detach .
*
* See reset_control_bulk_get_shared ( ) for more information .
*/
static inline int __must_check
devm_reset_control_bulk_get_shared(struct device *dev, int num_rstcs,
struct reset_control_bulk_data *rstcs)
{
return __devm_reset_control_bulk_get(dev, num_rstcs, rstcs, RESET_CONTROL_SHARED);
}
/**
* devm_reset_control_bulk_get_shared_deasserted - resource managed
* reset_control_bulk_get_shared ( ) +
* reset_control_bulk_deassert ( )
* @ dev : device to be reset by the controller
* @ num_rstcs : number of entries in rstcs array
* @ rstcs : array of struct reset_control_bulk_data with reset line names set
*
* Managed reset_control_bulk_get_shared ( ) + reset_control_bulk_deassert ( ) . For
* reset controllers returned from this function , reset_control_bulk_assert ( ) +
* reset_control_bulk_put ( ) are called automatically on driver detach .
*
* See devm_reset_control_bulk_get_shared ( ) for more information .
*/
static inline int __must_check
devm_reset_control_bulk_get_shared_deasserted(struct device *dev, int num_rstcs,
struct reset_control_bulk_data *rstcs)
{
return __devm_reset_control_bulk_get(dev, num_rstcs, rstcs,
RESET_CONTROL_SHARED_DEASSERTED);
}
/**
* devm_reset_control_get_optional_exclusive - resource managed
* reset_control_get_optional_exclusive ( )
* @ dev : device to be reset by the controller
* @ id : reset line name
*
* Managed reset_control_get_optional_exclusive ( ) . For reset controllers
* returned from this function , reset_control_put ( ) is called automatically on
* driver detach .
*
* See reset_control_get_optional_exclusive ( ) for more information .
*/
static inline struct reset_control *devm_reset_control_get_optional_exclusive(
struct device *dev, const char *id)
{
return __devm_reset_control_get(dev, id, 0 , RESET_CONTROL_OPTIONAL_EXCLUSIVE);
}
/**
* devm_reset_control_get_optional_exclusive_deasserted - resource managed
* reset_control_get_optional_exclusive ( ) +
* reset_control_deassert ( )
* @ dev : device to be reset by the controller
* @ id : reset line name
*
* Managed reset_control_get_optional_exclusive ( ) + reset_control_deassert ( ) .
* For reset controllers returned from this function , reset_control_assert ( ) +
* reset_control_put ( ) is called automatically on driver detach .
*
* See devm_reset_control_get_optional_exclusive ( ) for more information .
*/
static inline struct reset_control *
devm_reset_control_get_optional_exclusive_deasserted(struct device *dev, const char *id)
{
return __devm_reset_control_get(dev, id, 0 , RESET_CONTROL_OPTIONAL_EXCLUSIVE_DEASSERTED);
}
/**
* devm_reset_control_bulk_get_optional_exclusive - resource managed
* reset_control_bulk_get_optional_exclusive ( )
* @ dev : device to be reset by the controller
* @ num_rstcs : number of entries in rstcs array
* @ rstcs : array of struct reset_control_bulk_data with reset line names set
*
* Managed reset_control_bulk_get_optional_exclusive ( ) . For reset controllers
* returned from this function , reset_control_put ( ) is called automatically on
* driver detach .
*
* See reset_control_bulk_get_optional_exclusive ( ) for more information .
*/
static inline int __must_check
devm_reset_control_bulk_get_optional_exclusive(struct device *dev, int num_rstcs,
struct reset_control_bulk_data *rstcs)
{
return __devm_reset_control_bulk_get(dev, num_rstcs, rstcs,
RESET_CONTROL_OPTIONAL_EXCLUSIVE);
}
/**
* devm_reset_control_get_optional_shared - resource managed
* reset_control_get_optional_shared ( )
* @ dev : device to be reset by the controller
* @ id : reset line name
*
* Managed reset_control_get_optional_shared ( ) . For reset controllers returned
* from this function , reset_control_put ( ) is called automatically on driver
* detach .
*
* See reset_control_get_optional_shared ( ) for more information .
*/
static inline struct reset_control *devm_reset_control_get_optional_shared(
struct device *dev, const char *id)
{
return __devm_reset_control_get(dev, id, 0 , RESET_CONTROL_OPTIONAL_SHARED);
}
/**
* devm_reset_control_get_optional_shared_deasserted - resource managed
* reset_control_get_optional_shared ( ) +
* reset_control_deassert ( )
* @ dev : device to be reset by the controller
* @ id : reset line name
*
* Managed reset_control_get_optional_shared ( ) + reset_control_deassert ( ) . For
* reset controllers returned from this function , reset_control_assert ( ) +
* reset_control_put ( ) is called automatically on driver detach .
*
* See devm_reset_control_get_optional_shared ( ) for more information .
*/
static inline struct reset_control *
devm_reset_control_get_optional_shared_deasserted(struct device *dev, const char *id)
{
return __devm_reset_control_get(dev, id, 0 , RESET_CONTROL_OPTIONAL_SHARED_DEASSERTED);
}
/**
* devm_reset_control_bulk_get_optional_shared - resource managed
* reset_control_bulk_get_optional_shared ( )
* @ dev : device to be reset by the controller
* @ num_rstcs : number of entries in rstcs array
* @ rstcs : array of struct reset_control_bulk_data with reset line names set
*
* Managed reset_control_bulk_get_optional_shared ( ) . For reset controllers
* returned from this function , reset_control_put ( ) is called automatically on
* driver detach .
*
* See reset_control_bulk_get_optional_shared ( ) for more information .
*/
static inline int __must_check
devm_reset_control_bulk_get_optional_shared(struct device *dev, int num_rstcs,
struct reset_control_bulk_data *rstcs)
{
return __devm_reset_control_bulk_get(dev, num_rstcs, rstcs, RESET_CONTROL_OPTIONAL_SHARED);
}
/**
* devm_reset_control_get_exclusive_by_index - resource managed
* reset_control_get_exclusive ( )
* @ dev : device to be reset by the controller
* @ index : index of the reset controller
*
* Managed reset_control_get_exclusive ( ) . For reset controllers returned from
* this function , reset_control_put ( ) is called automatically on driver
* detach .
*
* See reset_control_get_exclusive ( ) for more information .
*/
static inline struct reset_control *
devm_reset_control_get_exclusive_by_index(struct device *dev, int index)
{
return __devm_reset_control_get(dev, NULL, index, RESET_CONTROL_EXCLUSIVE);
}
/**
* devm_reset_control_get_shared_by_index - resource managed
* reset_control_get_shared
* @ dev : device to be reset by the controller
* @ index : index of the reset controller
*
* Managed reset_control_get_shared ( ) . For reset controllers returned from
* this function , reset_control_put ( ) is called automatically on driver detach .
* See reset_control_get_shared ( ) for more information .
*/
static inline struct reset_control *
devm_reset_control_get_shared_by_index(struct device *dev, int index)
{
return __devm_reset_control_get(dev, NULL, index, RESET_CONTROL_SHARED);
}
/*
* TEMPORARY calls to use during transition :
*
* of_reset_control_get ( ) = > of_reset_control_get_exclusive ( )
*
* These inline function calls will be removed once all consumers
* have been moved over to the new explicit API .
*/
static inline struct reset_control *of_reset_control_get(
struct device_node *node, const char *id)
{
return of_reset_control_get_exclusive(node, id);
}
static inline struct reset_control *of_reset_control_get_by_index(
struct device_node *node, int index)
{
return of_reset_control_get_exclusive_by_index(node, index);
}
static inline struct reset_control *devm_reset_control_get(
struct device *dev, const char *id)
{
return devm_reset_control_get_exclusive(dev, id);
}
static inline struct reset_control *devm_reset_control_get_optional(
struct device *dev, const char *id)
{
return devm_reset_control_get_optional_exclusive(dev, id);
}
static inline struct reset_control *devm_reset_control_get_by_index(
struct device *dev, int index)
{
return devm_reset_control_get_exclusive_by_index(dev, index);
}
/*
* APIs to manage a list of reset controllers
*/
static inline struct reset_control *
devm_reset_control_array_get_exclusive(struct device *dev)
{
return devm_reset_control_array_get(dev, RESET_CONTROL_EXCLUSIVE);
}
static inline struct reset_control *
devm_reset_control_array_get_exclusive_released(struct device *dev)
{
return devm_reset_control_array_get(dev, RESET_CONTROL_EXCLUSIVE_RELEASED);
}
static inline struct reset_control *
devm_reset_control_array_get_shared(struct device *dev)
{
return devm_reset_control_array_get(dev, RESET_CONTROL_SHARED);
}
static inline struct reset_control *
devm_reset_control_array_get_optional_exclusive(struct device *dev)
{
return devm_reset_control_array_get(dev, RESET_CONTROL_OPTIONAL_EXCLUSIVE);
}
static inline struct reset_control *
devm_reset_control_array_get_optional_shared(struct device *dev)
{
return devm_reset_control_array_get(dev, RESET_CONTROL_OPTIONAL_SHARED);
}
static inline struct reset_control *
of_reset_control_array_get_exclusive(struct device_node *node)
{
return of_reset_control_array_get(node, RESET_CONTROL_EXCLUSIVE);
}
static inline struct reset_control *
of_reset_control_array_get_exclusive_released(struct device_node *node)
{
return of_reset_control_array_get(node, RESET_CONTROL_EXCLUSIVE_RELEASED);
}
static inline struct reset_control *
of_reset_control_array_get_shared(struct device_node *node)
{
return of_reset_control_array_get(node, RESET_CONTROL_SHARED);
}
static inline struct reset_control *
of_reset_control_array_get_optional_exclusive(struct device_node *node)
{
return of_reset_control_array_get(node, RESET_CONTROL_OPTIONAL_EXCLUSIVE);
}
static inline struct reset_control *
of_reset_control_array_get_optional_shared(struct device_node *node)
{
return of_reset_control_array_get(node, RESET_CONTROL_OPTIONAL_SHARED);
}
#endif
Messung V0.5 in Prozent C=97 H=100 G=98
¤ Dauer der Verarbeitung: 0.24 Sekunden
(vorverarbeitet am 2026-09-29)
¤
*© Formatika GbR, Deutschland