diff options
| author | Uwe Kleine-König <u.kleine-koenig@pengutronix.de> | 2024-03-18 17:09:50 +0100 |
|---|---|---|
| committer | Uwe Kleine-König <u.kleine-koenig@pengutronix.de> | 2024-04-26 21:29:16 +0200 |
| commit | 79dedfadb79e527ca4dc6f3727dace96e3333f82 (patch) | |
| tree | 3a95975a5b516d09cb332ae77ebf2a038c91e991 /drivers/hwmon | |
| parent | hwmon: (aspeed-g6-pwm-tacho): Make use of pwmchip_parent() accessor (diff) | |
| download | linux-79dedfadb79e527ca4dc6f3727dace96e3333f82.tar.xz linux-79dedfadb79e527ca4dc6f3727dace96e3333f82.zip | |
hwmon: (aspeed-g6-pwm-tacho): Make use of devm_pwmchip_alloc() function
This prepares the aspeed-g6-pwm-tacho driver to further changes of the
pwm core outlined in the commit introducing devm_pwmchip_alloc(). There
is no intended semantical change and the driver should behave as before.
Acked-by: Guenter Roeck <linux@roeck-us.net>
Link: https://lore.kernel.org/r/e95e41eea5a138ae206c9116ba3cb1d9e0178284.1710777536.git.u.kleine-koenig@pengutronix.de
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Diffstat (limited to 'drivers/hwmon')
| -rw-r--r-- | drivers/hwmon/aspeed-g6-pwm-tach.c | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/drivers/hwmon/aspeed-g6-pwm-tach.c b/drivers/hwmon/aspeed-g6-pwm-tach.c index 64def5e4cdf6..332c02216668 100644 --- a/drivers/hwmon/aspeed-g6-pwm-tach.c +++ b/drivers/hwmon/aspeed-g6-pwm-tach.c @@ -136,7 +136,6 @@ struct aspeed_pwm_tach_data { struct clk *clk; struct reset_control *reset; unsigned long clk_rate; - struct pwm_chip chip; bool tach_present[TACH_ASPEED_NR_TACHS]; u32 tach_divisor; }; @@ -144,7 +143,7 @@ struct aspeed_pwm_tach_data { static inline struct aspeed_pwm_tach_data * aspeed_pwm_chip_to_data(struct pwm_chip *chip) { - return container_of(chip, struct aspeed_pwm_tach_data, chip); + return pwmchip_get_drvdata(chip); } static int aspeed_pwm_get_state(struct pwm_chip *chip, struct pwm_device *pwm, @@ -459,6 +458,7 @@ static int aspeed_pwm_tach_probe(struct platform_device *pdev) int ret; struct device_node *child; struct aspeed_pwm_tach_data *priv; + struct pwm_chip *chip; priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL); if (!priv) @@ -487,11 +487,14 @@ static int aspeed_pwm_tach_probe(struct platform_device *pdev) if (ret) return ret; - priv->chip.dev = dev; - priv->chip.ops = &aspeed_pwm_ops; - priv->chip.npwm = PWM_ASPEED_NR_PWMS; + chip = devm_pwmchip_alloc(dev, PWM_ASPEED_NR_PWMS, 0); + if (IS_ERR(chip)) + return PTR_ERR(chip); - ret = devm_pwmchip_add(dev, &priv->chip); + pwmchip_set_drvdata(chip, priv); + chip->ops = &aspeed_pwm_ops; + + ret = devm_pwmchip_add(dev, chip); if (ret) return dev_err_probe(dev, ret, "Failed to add PWM chip\n"); |