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i2c: rk3x: Fix variable 'min_total_ns' unused warning 

This patch fixs the following warning:
drivers/i2c/busses/i2c-rk3x.c: In function 'rk3x_i2c_v1_calc_timings':
drivers/i2c/busses/i2c-rk3x.c:745:41: warning: variable 'min_total_ns' set but not used [-Wunused-but-set-variable]

Reported-by: Wolfram Sang <wsa@the-dreams.de>
Signed-off-by: David Wu <david.wu@rock-chips.com>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
This commit is contained in:
David Wu 2016-09-22 19:29:24 +08:00 committed by Wolfram Sang
parent a8a7d09e73
commit 72cf8c565c
1 changed files with 1 additions and 2 deletions
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3
drivers/i2c/busses/i2c-rk3x.c
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@ -742,7 +742,7 @@ static int rk3x_i2c_v1_calc_timings(unsigned long clk_rate,
struct i2c_timings *t,
struct rk3x_i2c_calced_timings *t_calc)
{
unsigned long min_low_ns, min_high_ns, min_total_ns;
unsigned long min_low_ns, min_high_ns;
unsigned long min_setup_start_ns, min_setup_data_ns;
unsigned long min_setup_stop_ns, max_hold_data_ns;
@ -793,7 +793,6 @@ static int rk3x_i2c_v1_calc_timings(unsigned long clk_rate,
/* These are the min dividers needed for min hold times. */
min_div_for_hold = (min_low_div + min_high_div);
min_total_ns = min_low_ns + min_high_ns;
/*
* This is the maximum divider so we don't go over the maximum.