mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
synced 2024-09-29 05:44:11 +00:00
pwm: Drop pwm_[sg]et_chip_data()
The semantic of chip_data is a bit surprising as it's cleared when pwm_put() is called. Also there is a big overlap with the standard driver data. All drivers were adapted to not make use of chip_data any more, so it can go away. Link: https://lore.kernel.org/r/20230705080650.2353391-9-u.kleine-koenig@pengutronix.de Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de> Signed-off-by: Thierry Reding <thierry.reding@gmail.com>
This commit is contained in:
parent
82adc1b268
commit
a6e5654e0b
2 changed files with 0 additions and 45 deletions
|
@ -208,36 +208,6 @@ static void of_pwmchip_remove(struct pwm_chip *chip)
|
||||||
of_node_put(chip->dev->of_node);
|
of_node_put(chip->dev->of_node);
|
||||||
}
|
}
|
||||||
|
|
||||||
/**
|
|
||||||
* pwm_set_chip_data() - set private chip data for a PWM
|
|
||||||
* @pwm: PWM device
|
|
||||||
* @data: pointer to chip-specific data
|
|
||||||
*
|
|
||||||
* Returns: 0 on success or a negative error code on failure.
|
|
||||||
*/
|
|
||||||
int pwm_set_chip_data(struct pwm_device *pwm, void *data)
|
|
||||||
{
|
|
||||||
if (!pwm)
|
|
||||||
return -EINVAL;
|
|
||||||
|
|
||||||
pwm->chip_data = data;
|
|
||||||
|
|
||||||
return 0;
|
|
||||||
}
|
|
||||||
EXPORT_SYMBOL_GPL(pwm_set_chip_data);
|
|
||||||
|
|
||||||
/**
|
|
||||||
* pwm_get_chip_data() - get private chip data for a PWM
|
|
||||||
* @pwm: PWM device
|
|
||||||
*
|
|
||||||
* Returns: A pointer to the chip-private data for the PWM device.
|
|
||||||
*/
|
|
||||||
void *pwm_get_chip_data(struct pwm_device *pwm)
|
|
||||||
{
|
|
||||||
return pwm ? pwm->chip_data : NULL;
|
|
||||||
}
|
|
||||||
EXPORT_SYMBOL_GPL(pwm_get_chip_data);
|
|
||||||
|
|
||||||
static bool pwm_ops_check(const struct pwm_chip *chip)
|
static bool pwm_ops_check(const struct pwm_chip *chip)
|
||||||
{
|
{
|
||||||
const struct pwm_ops *ops = chip->ops;
|
const struct pwm_ops *ops = chip->ops;
|
||||||
|
@ -980,7 +950,6 @@ void pwm_put(struct pwm_device *pwm)
|
||||||
if (pwm->chip->ops->free)
|
if (pwm->chip->ops->free)
|
||||||
pwm->chip->ops->free(pwm->chip, pwm);
|
pwm->chip->ops->free(pwm->chip, pwm);
|
||||||
|
|
||||||
pwm_set_chip_data(pwm, NULL);
|
|
||||||
pwm->label = NULL;
|
pwm->label = NULL;
|
||||||
|
|
||||||
module_put(pwm->chip->owner);
|
module_put(pwm->chip->owner);
|
||||||
|
|
|
@ -71,7 +71,6 @@ struct pwm_state {
|
||||||
* @hwpwm: per-chip relative index of the PWM device
|
* @hwpwm: per-chip relative index of the PWM device
|
||||||
* @pwm: global index of the PWM device
|
* @pwm: global index of the PWM device
|
||||||
* @chip: PWM chip providing this PWM device
|
* @chip: PWM chip providing this PWM device
|
||||||
* @chip_data: chip-private data associated with the PWM device
|
|
||||||
* @args: PWM arguments
|
* @args: PWM arguments
|
||||||
* @state: last applied state
|
* @state: last applied state
|
||||||
* @last: last implemented state (for PWM_DEBUG)
|
* @last: last implemented state (for PWM_DEBUG)
|
||||||
|
@ -82,7 +81,6 @@ struct pwm_device {
|
||||||
unsigned int hwpwm;
|
unsigned int hwpwm;
|
||||||
unsigned int pwm;
|
unsigned int pwm;
|
||||||
struct pwm_chip *chip;
|
struct pwm_chip *chip;
|
||||||
void *chip_data;
|
|
||||||
|
|
||||||
struct pwm_args args;
|
struct pwm_args args;
|
||||||
struct pwm_state state;
|
struct pwm_state state;
|
||||||
|
@ -383,8 +381,6 @@ static inline void pwm_disable(struct pwm_device *pwm)
|
||||||
/* PWM provider APIs */
|
/* PWM provider APIs */
|
||||||
int pwm_capture(struct pwm_device *pwm, struct pwm_capture *result,
|
int pwm_capture(struct pwm_device *pwm, struct pwm_capture *result,
|
||||||
unsigned long timeout);
|
unsigned long timeout);
|
||||||
int pwm_set_chip_data(struct pwm_device *pwm, void *data);
|
|
||||||
void *pwm_get_chip_data(struct pwm_device *pwm);
|
|
||||||
|
|
||||||
int __pwmchip_add(struct pwm_chip *chip, struct module *owner);
|
int __pwmchip_add(struct pwm_chip *chip, struct module *owner);
|
||||||
#define pwmchip_add(chip) __pwmchip_add(chip, THIS_MODULE)
|
#define pwmchip_add(chip) __pwmchip_add(chip, THIS_MODULE)
|
||||||
|
@ -447,16 +443,6 @@ static inline int pwm_capture(struct pwm_device *pwm,
|
||||||
return -EINVAL;
|
return -EINVAL;
|
||||||
}
|
}
|
||||||
|
|
||||||
static inline int pwm_set_chip_data(struct pwm_device *pwm, void *data)
|
|
||||||
{
|
|
||||||
return -EINVAL;
|
|
||||||
}
|
|
||||||
|
|
||||||
static inline void *pwm_get_chip_data(struct pwm_device *pwm)
|
|
||||||
{
|
|
||||||
return NULL;
|
|
||||||
}
|
|
||||||
|
|
||||||
static inline int pwmchip_add(struct pwm_chip *chip)
|
static inline int pwmchip_add(struct pwm_chip *chip)
|
||||||
{
|
{
|
||||||
return -EINVAL;
|
return -EINVAL;
|
||||||
|
|
Loading…
Reference in a new issue