From: Rodrigo Ribeiro <rodrigorsdc@gmail.com>
To: Lars-Peter Clausen <lars@metafoo.de>,
Michael Hennerich <Michael.Hennerich@analog.com>,
Stefan Popa <stefan.popa@analog.com>,
Jonathan Cameron <jic23@kernel.org>,
Hartmut Knaack <knaack.h@gmx.de>,
Peter Meerwald-Stadler <pmeerw@pmeerw.net>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: kernel-usp@googlegroups.com, linux-iio@vger.kernel.org,
devel@driverdev.osuosl.org, linux-kernel@vger.kernel.org,
Rodrigo Ribeiro Carvalho <rodrigorsdc@gmail.com>
Subject: [PATCH v2] staging: iio: accel: adis16240: Improve readability on write_raw function
Date: Tue, 13 Aug 2019 16:31:01 -0300 [thread overview]
Message-ID: <20190813193101.26867-1-rodrigorsdc@gmail.com> (raw)
Replace shift and minus operation by GENMASK macro and remove the local
variables used to store intermediate data.
Signed-off-by: Rodrigo Ribeiro Carvalho <rodrigorsdc@gmail.com>
---
v2:
- Leave switch statement instead of replace by if statement
drivers/staging/iio/accel/adis16240.c | 5 +----
1 file changed, 1 insertion(+), 4 deletions(-)
diff --git a/drivers/staging/iio/accel/adis16240.c b/drivers/staging/iio/accel/adis16240.c
index 62f4b3b1b457..82099db4bf0c 100644
--- a/drivers/staging/iio/accel/adis16240.c
+++ b/drivers/staging/iio/accel/adis16240.c
@@ -309,15 +309,12 @@ static int adis16240_write_raw(struct iio_dev *indio_dev,
long mask)
{
struct adis *st = iio_priv(indio_dev);
- int bits = 10;
- s16 val16;
u8 addr;
switch (mask) {
case IIO_CHAN_INFO_CALIBBIAS:
- val16 = val & ((1 << bits) - 1);
addr = adis16240_addresses[chan->scan_index][0];
- return adis_write_reg_16(st, addr, val16);
+ return adis_write_reg_16(st, addr, val & GENMASK(9, 0));
}
return -EINVAL;
}
--
2.20.1
next reply other threads:[~2019-08-13 19:31 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-08-13 19:31 Rodrigo Ribeiro [this message]
2019-08-14 6:56 ` [PATCH v2] staging: iio: accel: adis16240: Improve readability on write_raw function Ardelean, Alexandru
2019-08-18 19:13 ` Jonathan Cameron
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