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staging:iio:imu:adis16400: use strtobool for reset sysfs and don't assign unused tx members.

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Signed-off-by: Jonathan Cameron <jic23@cam.ac.uk>
Acked-by: Michael Hennerich <michael.hennerich@analog.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Jonathan Cameron
2011-08-12 17:08:36 +01:00
committed by Greg Kroah-Hartman
parent deda386deb
commit 7a6ff010e5
1 changed files with 11 additions and 12 deletions
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23
drivers/staging/iio/imu/adis16400_core.c
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@@ -150,8 +150,6 @@ static int adis16400_spi_read_reg_16(struct iio_dev *indio_dev,
mutex_lock(&st->buf_lock); mutex_lock(&st->buf_lock);
st->tx[0] = ADIS16400_READ_REG(lower_reg_address); st->tx[0] = ADIS16400_READ_REG(lower_reg_address);
st->tx[1] = 0; st->tx[1] = 0;
st->tx[2] = 0;
st->tx[3] = 0;
spi_message_init(&msg); spi_message_init(&msg);
spi_message_add_tail(&xfers[0], &msg); spi_message_add_tail(&xfers[0], &msg);
@@ -240,17 +238,18 @@ static ssize_t adis16400_write_reset(struct device *dev,
struct device_attribute *attr, struct device_attribute *attr,
const char *buf, size_t len) const char *buf, size_t len)
{ {
struct iio_dev *indio_dev = dev_get_drvdata(dev); bool val;
int ret;
if (len < 1) ret = strtobool(buf, &val);
return -1; if (ret < 0)
switch (buf[0]) { return ret;
case '1': if (val)
case 'y': ret = adis16400_reset(dev_get_drvdata(dev));
case 'Y': if (ret < 0)
return adis16400_reset(indio_dev); return ret;
}
return -1; return len;
} }
int adis16400_set_irq(struct iio_dev *indio_dev, bool enable) int adis16400_set_irq(struct iio_dev *indio_dev, bool enable)