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[LTSI-3.14,169/894] i2c: rcar: not everything needs to be a function

Message ID 1409209620-24487-170-git-send-email-horms+renesas@verge.net.au (mailing list archive)
State New, archived
Headers show

Commit Message

Simon Horman Aug. 28, 2014, 6:54 a.m. UTC 
From: Wolfram Sang <wsa+renesas@sang-engineering.com>

Very basic operations, just called once, can also go to the caller.

Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Acked-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Acked-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
(cherry picked from commit 1c176d534f81c350f67dd4dc6d0330a45c11c9a6)
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
---
 drivers/i2c/busses/i2c-rcar.c | 14 +++-----------
 1 file changed, 3 insertions(+), 11 deletions(-)
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Patch

diff --git a/drivers/i2c/busses/i2c-rcar.c b/drivers/i2c/busses/i2c-rcar.c
index 467eafa..de4e6b8 100644
--- a/drivers/i2c/busses/i2c-rcar.c
+++ b/drivers/i2c/busses/i2c-rcar.c
@@ -312,18 +312,9 @@  scgd_find:
 	return 0;
 }
 
-static void rcar_i2c_clock_start(struct rcar_i2c_priv *priv)
-{
-	rcar_i2c_write(priv, ICCCR, priv->icccr);
-}
-
 /*
  *		status functions
  */
-static u32 rcar_i2c_status_get(struct rcar_i2c_priv *priv)
-{
-	return rcar_i2c_read(priv, ICMSR);
-}
 
 #define rcar_i2c_status_clear(priv) rcar_i2c_status_bit_clear(priv, 0xffffffff)
 static void rcar_i2c_status_bit_clear(struct rcar_i2c_priv *priv, u32 bit)
@@ -480,7 +471,7 @@  static irqreturn_t rcar_i2c_irq(int irq, void *ptr)
 	/*-------------- spin lock -----------------*/
 	spin_lock(&priv->lock);
 
-	msr = rcar_i2c_status_get(priv);
+	msr = rcar_i2c_read(priv, ICMSR);
 
 	/*
 	 * Arbitration lost
@@ -554,7 +545,8 @@  static int rcar_i2c_master_xfer(struct i2c_adapter *adap,
 	spin_lock_irqsave(&priv->lock, flags);
 
 	rcar_i2c_init(priv);
-	rcar_i2c_clock_start(priv);
+	/* start clock */
+	rcar_i2c_write(priv, ICCCR, priv->icccr);
 
 	spin_unlock_irqrestore(&priv->lock, flags);
 	/*-------------- spin unlock -----------------*/