Commit cc2d2247 authored by Uwe Kleine-König's avatar Uwe Kleine-König Committed by Thierry Reding
Browse files

pwm: Drop per-chip dbg_show callback 



This callback was introduced in commit 62099abf ("pwm: Add debugfs
interface") in 2012 and up to now there is not a single user. So drop
this unused code.

Signed-off-by: default avatarUwe Kleine-König <u.kleine-koenig@pengutronix.de>
[thierry.reding@gmail.com: remove kerneldoc for ->dbg_show()]
Signed-off-by: default avatarThierry Reding <thierry.reding@gmail.com>
parent 309b32fb

drivers/pwm/core.c

+1 −4
Original line number Diff line number Diff line
@@ -1036,9 +1036,6 @@ static int pwm_seq_show(struct seq_file *s, void *v) 
		   dev_name(chip->dev), chip->npwm,

		   (chip->npwm != 1) ? "s" : "");



	if (chip->ops->dbg_show)

		chip->ops->dbg_show(chip, s);

	else

	pwm_dbg_show(chip, s);



	return 0;

include/linux/pwm.h

+0 −4
Original line number Diff line number Diff line
@@ -254,7 +254,6 @@ pwm_set_relative_duty_cycle(struct pwm_state *state, unsigned int duty_cycle, 
 * @get_state: get the current PWM state. This function is only

 *	       called once per PWM device when the PWM chip is

 *	       registered.

 * @dbg_show: optional routine to show contents in debugfs

 * @owner: helps prevent removal of modules exporting active PWMs

 */

struct pwm_ops {
@@ -272,9 +271,6 @@ struct pwm_ops { 
		     struct pwm_state *state);

	void (*get_state)(struct pwm_chip *chip, struct pwm_device *pwm,

			  struct pwm_state *state);

#ifdef CONFIG_DEBUG_FS

	void (*dbg_show)(struct pwm_chip *chip, struct seq_file *s);

#endif

	struct module *owner;

};