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authorUwe Kleine-König <u.kleine-koenig@pengutronix.de>2023-07-05 10:06:50 +0200
committerThierry Reding <thierry.reding@gmail.com>2023-10-13 10:07:17 +0200
commita6e5654e0b8b53e2d0e316bc7cecb81dd8371f18 (patch)
tree9c264bb975bdef7b27c96f75e2ffc97ec1a07dba /drivers/pwm
parentpwm: cros-ec: Put per-channel data into driver data (diff)
downloadlinux-a6e5654e0b8b53e2d0e316bc7cecb81dd8371f18.tar.xz
linux-a6e5654e0b8b53e2d0e316bc7cecb81dd8371f18.zip
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>
Diffstat (limited to 'drivers/pwm')
-rw-r--r--drivers/pwm/core.c31
1 files changed, 0 insertions, 31 deletions
diff --git a/drivers/pwm/core.c b/drivers/pwm/core.c
index a2824eb4e236..29078486534d 100644
--- a/drivers/pwm/core.c
+++ b/drivers/pwm/core.c
@@ -208,36 +208,6 @@ static void of_pwmchip_remove(struct pwm_chip *chip)
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)
{
const struct pwm_ops *ops = chip->ops;
@@ -980,7 +950,6 @@ void pwm_put(struct pwm_device *pwm)
if (pwm->chip->ops->free)
pwm->chip->ops->free(pwm->chip, pwm);
- pwm_set_chip_data(pwm, NULL);
pwm->label = NULL;
module_put(pwm->chip->owner);