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author | Lars-Peter Clausen <lars@metafoo.de> | 2020-12-27 18:11:25 +0100 |
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committer | Jonathan Cameron <Jonathan.Cameron@huawei.com> | 2021-01-09 21:52:45 +0000 |
commit | 166549bb1e1dc890904dce26fed46fdd041522e9 (patch) | |
tree | 54f334ba2e35654264d2df48b128ba8d27c37818 /drivers/iio/chemical | |
parent | ed0ccf6d22cc9fd7e3a2ba66238c68bb10992721 (diff) | |
download | linux-166549bb1e1dc890904dce26fed46fdd041522e9.tar.gz |
iio: bme680: Use DIV_ROUND_CLOSEST() instead of open-coding it
Use DIV_ROUND_CLOSEST() instead of open-coding it. This documents intent and makes it more clear what is going on for the casual reviewer. Generated using the following the Coccinelle semantic patch. // <smpl> @r1@ expression x; constant C1; constant C2; @@ ((x) + C1) / C2 @script:python@ C1 << r1.C1; C2 << r1.C2; @@ try: if int(C1) * 2 != int(C2): cocci.include_match(False) except: cocci.include_match(False) @@ expression r1.x; constant r1.C1; constant r1.C2; @@ -(((x) + C1) / C2) +DIV_ROUND_CLOSEST(x, C2) // </smpl> Signed-off-by: Lars-Peter Clausen <lars@metafoo.de> Link: https://lore.kernel.org/r/20201227171126.28216-2-lars@metafoo.de Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Diffstat (limited to 'drivers/iio/chemical')
-rw-r--r-- | drivers/iio/chemical/bme680_core.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/iio/chemical/bme680_core.c b/drivers/iio/chemical/bme680_core.c index 6ea99e4cbf92..bf23cc7eb99e 100644 --- a/drivers/iio/chemical/bme680_core.c +++ b/drivers/iio/chemical/bme680_core.c @@ -479,7 +479,7 @@ static u8 bme680_calc_heater_res(struct bme680_data *data, u16 temp) var4 = (var3 / (calib->res_heat_range + 4)); var5 = 131 * calib->res_heat_val + 65536; heatr_res_x100 = ((var4 / var5) - 250) * 34; - heatr_res = (heatr_res_x100 + 50) / 100; + heatr_res = DIV_ROUND_CLOSEST(heatr_res_x100, 100); return heatr_res; } |