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staging:iio:impedance-analyzer:ad5933: Macro replacement Cleanups. 

Doing some macro replacement to start an array of structures
so it can be reused by manipulating it with different values.

Signed-off-by: Karim Eshapa <karim.eshapa@gmail.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
hifive-unleashed-5.1
Karim Eshapa 2018-06-25 21:11:23 +02:00 committed by Jonathan Cameron
parent a98a5c27b5
commit c6988eb0e7
1 changed files with 19 additions and 38 deletions
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57
drivers/staging/iio/impedance-analyzer/ad5933.c
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@ -116,45 +116,26 @@ static struct ad5933_platform_data ad5933_default_pdata = {
.vref_mv = 3300,
};
#define AD5933_CHANNEL(_type, _extend_name, _info_mask_separate, _address, \
_scan_index, _realbits) { \
.type = (_type), \
.extend_name = (_extend_name), \
.info_mask_separate = (_info_mask_separate), \
.address = (_address), \
.scan_index = (_scan_index), \
.scan_type = { \
.sign = 's', \
.realbits = (_realbits), \
.storagebits = 16, \
}, \
}
static const struct iio_chan_spec ad5933_channels[] = {
{
.type = IIO_TEMP,
.indexed = 1,
.channel = 0,
.info_mask_separate = BIT(IIO_CHAN_INFO_RAW) |
BIT(IIO_CHAN_INFO_SCALE),
.address = AD5933_REG_TEMP_DATA,
.scan_index = -1,
.scan_type = {
.sign = 's',
.realbits = 14,
.storagebits = 16,
},
}, { /* Ring Channels */
.type = IIO_VOLTAGE,
.indexed = 1,
.channel = 0,
.extend_name = "real",
.address = AD5933_REG_REAL_DATA,
.scan_index = 0,
.scan_type = {
.sign = 's',
.realbits = 16,
.storagebits = 16,
},
}, {
.type = IIO_VOLTAGE,
.indexed = 1,
.channel = 0,
.extend_name = "imag",
.address = AD5933_REG_IMAG_DATA,
.scan_index = 1,
.scan_type = {
.sign = 's',
.realbits = 16,
.storagebits = 16,
},
},
AD5933_CHANNEL(IIO_TEMP, NULL, BIT(IIO_CHAN_INFO_RAW) |
BIT(IIO_CHAN_INFO_SCALE), AD5933_REG_TEMP_DATA, -1, 14),
/* Ring Channels */
AD5933_CHANNEL(IIO_VOLTAGE, "real", 0, AD5933_REG_REAL_DATA, 0, 16),
AD5933_CHANNEL(IIO_VOLTAGE, "imag", 0, AD5933_REG_IMAG_DATA, 1, 16),
};
static int ad5933_i2c_write(struct i2c_client *client, u8 reg, u8 len, u8 *data)