linux-kernel - [PATCH 1/2] rtc: ds1685: remove dead code

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Message-Id: <20190416093404.6785-1-tbogendoerfer@suse.de>
Date:   Tue, 16 Apr 2019 11:34:03 +0200
From:   Thomas Bogendoerfer <tbogendoerfer@...e.de>
To:     Joshua Kinard <kumba@...too.org>,
        Alessandro Zummo <a.zummo@...ertech.it>,
        Alexandre Belloni <alexandre.belloni@...tlin.com>,
        linux-rtc@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH 1/2] 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@...e.de>
---
 drivers/rtc/rtc-ds1685.c | 36 ------------------------------------
 1 file changed, 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.
-- 
2.13.7