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i2c: rcar: not everything needs to be a function

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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>
This commit is contained in:
Wolfram Sang 2014-05-28 09:44:36 +02:00 committed by Wolfram Sang
parent 90104d0637
commit 1c176d534f
1 changed files with 3 additions and 11 deletions
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14
drivers/i2c/busses/i2c-rcar.c
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@ -312,18 +312,9 @@ static int rcar_i2c_clock_calculate(struct rcar_i2c_priv *priv,
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 -----------------*/