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authorAxel Lin <axel.lin@gmail.com>2012-03-06 05:54:22 +0400
committerMark Brown <broonie@opensource.wolfsonmicro.com>2012-03-12 00:48:52 +0400
commit2fe4e0259dfd6d66f2a094b5109f11f8d253e764 (patch)
tree604c97f242999d6a107465545cfea0dc85de6268 /drivers/regulator/tps65217-regulator.c
parentae76e8307ff2812a57692a54322c6898a949ae76 (diff)
downloadlinux-2fe4e0259dfd6d66f2a094b5109f11f8d253e764.tar.xz
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>
Diffstat (limited to 'drivers/regulator/tps65217-regulator.c')
-rw-r--r--drivers/regulator/tps65217-regulator.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/drivers/regulator/tps65217-regulator.c b/drivers/regulator/tps65217-regulator.c
index 28a10eaeda17..15f2fa0bb005 100644
--- a/drivers/regulator/tps65217-regulator.c
+++ b/drivers/regulator/tps65217-regulator.c
@@ -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;
}