diff options
Diffstat (limited to 'drivers/pwm/pwm-ntxec.c')
| -rw-r--r-- | drivers/pwm/pwm-ntxec.c | 14 |
1 files changed, 5 insertions, 9 deletions
diff --git a/drivers/pwm/pwm-ntxec.c b/drivers/pwm/pwm-ntxec.c index 78606039eda2..28d1c2e5a98f 100644 --- a/drivers/pwm/pwm-ntxec.c +++ b/drivers/pwm/pwm-ntxec.c @@ -25,12 +25,11 @@ struct ntxec_pwm { struct ntxec *ec; - struct pwm_chip chip; }; static struct ntxec_pwm *ntxec_pwm_from_chip(struct pwm_chip *chip) { - return container_of(chip, struct ntxec_pwm, chip); + return pwmchip_get_drvdata(chip); } #define NTXEC_REG_AUTO_OFF_HI 0xa1 @@ -141,16 +140,13 @@ static int ntxec_pwm_probe(struct platform_device *pdev) device_set_of_node_from_dev(&pdev->dev, pdev->dev.parent); - priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL); - if (!priv) - return -ENOMEM; + chip = devm_pwmchip_alloc(&pdev->dev, 1, sizeof(*priv)); + if (IS_ERR(chip)) + return PTR_ERR(chip); + priv = ntxec_pwm_from_chip(chip); priv->ec = ec; - - chip = &priv->chip; - chip->dev = &pdev->dev; chip->ops = &ntxec_pwm_ops; - chip->npwm = 1; return devm_pwmchip_add(&pdev->dev, chip); } |