pwm: Remove useless whitespace

Remove useless tabs used for padding in structure definitions as well as
some blank lines.
Signed-off-by: Thierry Reding <thierry.reding@gmail.com>

drivers/pwm/core.c

@@ -924,6 +924,5 @@ static int __init pwm_debugfs_init(void)
 
 	return 0;
 }
-
 subsys_initcall(pwm_debugfs_init);
 #endif /* CONFIG_DEBUG_FS */

include/linux/pwm.h

@@ -87,8 +87,8 @@ struct pwm_device {
 	struct pwm_chip *chip;
 	void *chip_data;
 
-	unsigned int		period; 	/* in nanoseconds */
-	unsigned int		duty_cycle;	/* in nanoseconds */
+	unsigned int period;
+	unsigned int duty_cycle;
 	enum pwm_polarity polarity;
 };
 
@@ -141,23 +141,16 @@ static inline enum pwm_polarity pwm_get_polarity(const struct pwm_device *pwm)
  * @owner: helps prevent removal of modules exporting active PWMs
  */
 struct pwm_ops {
-	int			(*request)(struct pwm_chip *chip,
-					   struct pwm_device *pwm);
-	void			(*free)(struct pwm_chip *chip,
-					struct pwm_device *pwm);
-	int			(*config)(struct pwm_chip *chip,
-					  struct pwm_device *pwm,
+	int (*request)(struct pwm_chip *chip, struct pwm_device *pwm);
+	void (*free)(struct pwm_chip *chip, struct pwm_device *pwm);
+	int (*config)(struct pwm_chip *chip, struct pwm_device *pwm,
 		      int duty_ns, int period_ns);
-	int			(*set_polarity)(struct pwm_chip *chip,
-					  struct pwm_device *pwm,
+	int (*set_polarity)(struct pwm_chip *chip, struct pwm_device *pwm,
 			    enum pwm_polarity polarity);
-	int			(*enable)(struct pwm_chip *chip,
-					  struct pwm_device *pwm);
-	void			(*disable)(struct pwm_chip *chip,
-					   struct pwm_device *pwm);
+	int (*enable)(struct pwm_chip *chip, struct pwm_device *pwm);
+	void (*disable)(struct pwm_chip *chip, struct pwm_device *pwm);
 #ifdef CONFIG_DEBUG_FS
-	void			(*dbg_show)(struct pwm_chip *chip,
-					    struct seq_file *s);
+	void (*dbg_show)(struct pwm_chip *chip, struct seq_file *s);
 #endif
 	struct module *owner;
 };