pwm: cros-ec: Consistently name pwm_chip variables "chip"

Most variables holding a pointer to a pwm_chip are called "chip" which
is also the usual name in most other PWM drivers. Rename the two
variables that have a different name to be called "chip", too, for
consistency.

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Reviewed-by: Tzung-Bi Shih <tzungbi@kernel.org>
Signed-off-by: Thierry Reding <thierry.reding@gmail.com>

Author: Uwe Kleine-König

drivers/pwm/pwm-cros-ec.c

@@ -37,9 +37,9 @@ struct cros_ec_pwm {
 	u16 duty_cycle;
 };
 
-static inline struct cros_ec_pwm_device *pwm_to_cros_ec_pwm(struct pwm_chip *c)
+static inline struct cros_ec_pwm_device *pwm_to_cros_ec_pwm(struct pwm_chip *chip)
 {
-	return container_of(c, struct cros_ec_pwm_device, chip);
+	return container_of(chip, struct cros_ec_pwm_device, chip);
 }
 
 static int cros_ec_pwm_request(struct pwm_chip *chip, struct pwm_device *pwm)
@@ -218,14 +218,14 @@ static int cros_ec_pwm_get_state(struct pwm_chip *chip, struct pwm_device *pwm,
 }
 
 static struct pwm_device *
-cros_ec_pwm_xlate(struct pwm_chip *pc, const struct of_phandle_args *args)
+cros_ec_pwm_xlate(struct pwm_chip *chip, const struct of_phandle_args *args)
 {
 	struct pwm_device *pwm;
 
-	if (args->args[0] >= pc->npwm)
+	if (args->args[0] >= chip->npwm)
 		return ERR_PTR(-EINVAL);
 
-	pwm = pwm_request_from_chip(pc, args->args[0], NULL);
+	pwm = pwm_request_from_chip(chip, args->args[0], NULL);
 	if (IS_ERR(pwm))
 		return pwm;