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regulator: tps65217: Use DIV_ROUND_UP macro to calculate selector 

Use DIV_ROUND_UP macro for better readability.

Signed-off-by: Axel Lin <axel.lin@gmail.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
This commit is contained in:
Axel Lin 2012-03-06 09:54:22 +08:00 committed by Mark Brown
parent ae76e8307f
commit 2fe4e0259d
1 changed files with 6 additions and 6 deletions
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12
drivers/regulator/tps65217-regulator.c
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@ -82,11 +82,11 @@ static int tps65217_uv_to_vsel1(int uV, unsigned int *vsel)
return -EINVAL;
if (uV <= 1500000)
*vsel = (uV - 875001) / 25000;
*vsel = DIV_ROUND_UP(uV - 900000, 25000);
else if (uV <= 2900000)
*vsel = 24 + (uV - 1450001) / 50000;
*vsel = 24 + DIV_ROUND_UP(uV - 1500000, 50000);
else if (uV < 3300000)
*vsel = 52 + (uV - 2800001) / 100000;
*vsel = 52 + DIV_ROUND_UP(uV - 2900000, 100000);
else
*vsel = 56;
@ -116,11 +116,11 @@ static int tps65217_uv_to_vsel2(int uV, unsigned int *vsel)
return -EINVAL;
if (uV <= 1900000)
*vsel = (uV - 1450001) / 50000;
*vsel = DIV_ROUND_UP(uV - 1500000, 50000);
else if (uV <= 2400000)
*vsel = 8 + (uV - 1800001) / 100000;
*vsel = 8 + DIV_ROUND_UP(uV - 1900000, 100000);
else
*vsel = 13 + (uV - 2350001) / 50000;
*vsel = 13 + DIV_ROUND_UP(uV - 2400000, 50000);
return 0;
}