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iio: magnetometer: ak8975: make use of the macros from bits.h

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Make use of BIT() and GENMASK() where it makes sense.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Nuno Sá <nuno.sa@analog.com>
Co-developed-by: Joshua Crofts <joshua.crofts1@gmail.com>
Signed-off-by: Joshua Crofts <joshua.crofts1@gmail.com>
Signed-off-by: Jonathan Cameron <jonathan.cameron@oss.qualcomm.com>
This commit is contained in:
Andy Shevchenko 2026-09-20 20:05:27 +02:00 committed by Jonathan Cameron
parent b3f6dc30e2
commit 3fc8406e6f
1 changed files with 11 additions and 15 deletions
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26
drivers/iio/magnetometer/ak8975.c
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@ -44,8 +44,7 @@
#define AK8975_REG_INFO 0x01
#define AK8975_REG_ST1 0x02
#define AK8975_REG_ST1_DRDY_SHIFT 0
#define AK8975_REG_ST1_DRDY_MASK (1 << AK8975_REG_ST1_DRDY_SHIFT)
#define AK8975_REG_ST1_DRDY_MASK BIT(0)
#define AK8975_REG_HXL 0x03
#define AK8975_REG_HXH 0x04
@ -54,15 +53,12 @@
#define AK8975_REG_HZL 0x07
#define AK8975_REG_HZH 0x08
#define AK8975_REG_ST2 0x09
#define AK8975_REG_ST2_DERR_SHIFT 2
#define AK8975_REG_ST2_DERR_MASK (1 << AK8975_REG_ST2_DERR_SHIFT)
#define AK8975_REG_ST2_DERR_MASK BIT(2)
#define AK8975_REG_ST2_HOFL_SHIFT 3
#define AK8975_REG_ST2_HOFL_MASK (1 << AK8975_REG_ST2_HOFL_SHIFT)
#define AK8975_REG_ST2_HOFL_MASK BIT(3)
#define AK8975_REG_CNTL 0x0A
#define AK8975_REG_CNTL_MODE_SHIFT 0
#define AK8975_REG_CNTL_MODE_MASK (0xF << AK8975_REG_CNTL_MODE_SHIFT)
#define AK8975_REG_CNTL_MODE_MASK GENMASK(3, 0)
#define AK8975_REG_CNTL_MODE_POWER_DOWN 0x00
#define AK8975_REG_CNTL_MODE_ONCE 0x01
#define AK8975_REG_CNTL_MODE_SELF_TEST 0x08
@ -94,8 +90,7 @@
#define AK09912_REG_ST1 0x10
#define AK09912_REG_ST1_DRDY_SHIFT 0
#define AK09912_REG_ST1_DRDY_MASK (1 << AK09912_REG_ST1_DRDY_SHIFT)
#define AK09912_REG_ST1_DRDY_MASK BIT(0)
#define AK09912_REG_HXL 0x11
#define AK09912_REG_HXH 0x12
@ -106,8 +101,7 @@
#define AK09912_REG_TMPS 0x17
#define AK09912_REG_ST2 0x18
#define AK09912_REG_ST2_HOFL_SHIFT 3
#define AK09912_REG_ST2_HOFL_MASK (1 << AK09912_REG_ST2_HOFL_SHIFT)
#define AK09912_REG_ST2_HOFL_MASK BIT(3)
#define AK09912_REG_CNTL1 0x30
@ -116,8 +110,7 @@
#define AK09912_REG_CNTL_MODE_ONCE 0x01
#define AK09912_REG_CNTL_MODE_SELF_TEST 0x10
#define AK09912_REG_CNTL_MODE_FUSE_ROM 0x1F
#define AK09912_REG_CNTL2_MODE_SHIFT 0
#define AK09912_REG_CNTL2_MODE_MASK (0x1F << AK09912_REG_CNTL2_MODE_SHIFT)
#define AK09912_REG_CNTL2_MODE_MASK GENMASK(4, 0)
#define AK09912_REG_CNTL3 0x32
@ -855,7 +848,10 @@ static const struct iio_chan_spec ak8975_channels[] = {
IIO_CHAN_SOFT_TIMESTAMP(AK8975_CHAN_TS),
};
static const unsigned long ak8975_scan_masks[] = { 0x7, 0 };
static const unsigned long ak8975_scan_masks[] = {
BIT(AK8975_CHAN_X) | BIT(AK8975_CHAN_Y) | BIT(AK8975_CHAN_Z),
0
};
static const struct iio_info ak8975_info = {
.read_raw = &ak8975_read_raw,