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authorGreg Kroah-Hartman2019-06-23 09:21:15 +0200
committerGreg Kroah-Hartman2019-06-23 09:21:15 +0200
commit58ee01007c9e00531c1280b2d99b49d29a5e9844 (patch)
treed1feb7102591a811b4458e2e209d476580ae3687 /drivers/staging/iio/cdc/ad7150.c
parentusb: clean up some of the computations in adu_read (diff)
parentLinux 5.2-rc6 (diff)
downloadkernel-qcow2-linux-58ee01007c9e00531c1280b2d99b49d29a5e9844.tar.gz
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Merge 5.2-rc6 into usb-next
We need the USB fixes in here too. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/staging/iio/cdc/ad7150.c')
-rw-r--r--drivers/staging/iio/cdc/ad7150.c19
1 files changed, 11 insertions, 8 deletions
diff --git a/drivers/staging/iio/cdc/ad7150.c b/drivers/staging/iio/cdc/ad7150.c
index dd7fcab8e19e..e075244c602b 100644
--- a/drivers/staging/iio/cdc/ad7150.c
+++ b/drivers/staging/iio/cdc/ad7150.c
@@ -5,6 +5,7 @@
* Copyright 2010-2011 Analog Devices Inc.
*/
+#include <linux/bitfield.h>
#include <linux/interrupt.h>
#include <linux/device.h>
#include <linux/kernel.h>
@@ -130,7 +131,7 @@ static int ad7150_read_event_config(struct iio_dev *indio_dev,
{
int ret;
u8 threshtype;
- bool adaptive;
+ bool thrfixed;
struct ad7150_chip_info *chip = iio_priv(indio_dev);
ret = i2c_smbus_read_byte_data(chip->client, AD7150_CFG);
@@ -138,21 +139,23 @@ static int ad7150_read_event_config(struct iio_dev *indio_dev,
return ret;
threshtype = (ret >> 5) & 0x03;
- adaptive = !!(ret & 0x80);
+
+ /*check if threshold mode is fixed or adaptive*/
+ thrfixed = FIELD_GET(AD7150_CFG_FIX, ret);
switch (type) {
case IIO_EV_TYPE_MAG_ADAPTIVE:
if (dir == IIO_EV_DIR_RISING)
- return adaptive && (threshtype == 0x1);
- return adaptive && (threshtype == 0x0);
+ return !thrfixed && (threshtype == 0x1);
+ return !thrfixed && (threshtype == 0x0);
case IIO_EV_TYPE_THRESH_ADAPTIVE:
if (dir == IIO_EV_DIR_RISING)
- return adaptive && (threshtype == 0x3);
- return adaptive && (threshtype == 0x2);
+ return !thrfixed && (threshtype == 0x3);
+ return !thrfixed && (threshtype == 0x2);
case IIO_EV_TYPE_THRESH:
if (dir == IIO_EV_DIR_RISING)
- return !adaptive && (threshtype == 0x1);
- return !adaptive && (threshtype == 0x0);
+ return thrfixed && (threshtype == 0x1);
+ return thrfixed && (threshtype == 0x0);
default:
break;
}