diff options
author | Thomas Bogendoerfer <tbogendoerfer@suse.de> | 2019-04-16 11:34:03 +0200 |
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committer | Alexandre Belloni <alexandre.belloni@bootlin.com> | 2019-04-16 18:03:46 +0200 |
commit | e330c3d547e8ab722dca23f3dc26c3eba5590e55 (patch) | |
tree | aeaab79049f69eda6e04e818cdb1870e67850960 | |
parent | rtc: ds1685: fix crash caused by referencing wrong device struct (diff) | |
download | linux-e330c3d547e8ab722dca23f3dc26c3eba5590e55.tar.xz linux-e330c3d547e8ab722dca23f3dc26c3eba5590e55.zip |
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: Thomas Bogendoerfer <tbogendoerfer@suse.de>
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
-rw-r--r-- | drivers/rtc/rtc-ds1685.c | 36 |
1 files changed, 0 insertions, 36 deletions
diff --git a/drivers/rtc/rtc-ds1685.c b/drivers/rtc/rtc-ds1685.c index 2f5194df239e..33781be58f16 100644 --- a/drivers/rtc/rtc-ds1685.c +++ b/drivers/rtc/rtc-ds1685.c @@ -192,42 +192,6 @@ ds1685_rtc_end_data_access(struct ds1685_priv *rtc) } /** - * 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. * @ssn: u8 array to hold the bits of the silicon serial number. |