Commit e330c3d5 authored by Thomas Bogendoerfer's avatar Thomas Bogendoerfer Committed by Alexandre Belloni
Browse files

rtc: ds1685: remove dead code 



ds1685_rtc_begin_ctrl_access/ds1685_rtc_end_ctrl_access aren't used,
so get rid of it.

Signed-off-by: default avatarThomas Bogendoerfer <tbogendoerfer@suse.de>
Signed-off-by: default avatarAlexandre Belloni <alexandre.belloni@bootlin.com>
parent 692802d2

drivers/rtc/rtc-ds1685.c

+0 −36
Original line number Diff line number Diff line
@@ -191,42 +191,6 @@ ds1685_rtc_end_data_access(struct ds1685_priv *rtc) 
		   (rtc->read(rtc, RTC_CTRL_B) & ~(RTC_CTRL_B_SET)));

}



/**

 * ds1685_rtc_begin_ctrl_access - prepare the rtc for ctrl access.

 * @rtc: pointer to the ds1685 rtc structure.

 * @flags: irq flags variable for spin_lock_irqsave.

 *

 * This takes several steps to prepare the rtc for access to read just the

 * control registers:

 *  - Sets a spinlock on the rtc IRQ.

 *  - Switches the rtc to bank 1.  This allows access to the two extended

 *    control registers.

 *

 * Only use this where you are certain another lock will not be held.

 */

static inline void

ds1685_rtc_begin_ctrl_access(struct ds1685_priv *rtc, unsigned long *flags)

{

	spin_lock_irqsave(&rtc->lock, *flags);

	ds1685_rtc_switch_to_bank1(rtc);

}



/**

 * ds1685_rtc_end_ctrl_access - end ctrl access on the rtc.

 * @rtc: pointer to the ds1685 rtc structure.

 * @flags: irq flags variable for spin_unlock_irqrestore.

 *

 * This ends what was started by ds1685_rtc_begin_ctrl_access:

 *  - Switches the rtc back to bank 0.

 *  - Unsets the spinlock on the rtc IRQ.

 */

static inline void

ds1685_rtc_end_ctrl_access(struct ds1685_priv *rtc, unsigned long flags)

{

	ds1685_rtc_switch_to_bank0(rtc);

	spin_unlock_irqrestore(&rtc->lock, flags);

}



/**

 * ds1685_rtc_get_ssn - retrieve the silicon serial number.

 * @rtc: pointer to the ds1685 rtc structure.