We name this field "chan" throughout IIO with the exception of this one macro.
Rename it to be more consistent.
Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Acked-by: Jonathan Cameron <jic23@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
 
        switch (IIO_EVENT_CODE_EXTRACT_CHAN_TYPE(event_code)) {
        case IIO_VOLTAGE:
-               reg = ad7291_limit_regs[IIO_EVENT_CODE_EXTRACT_NUM(event_code)]
+               reg = ad7291_limit_regs[IIO_EVENT_CODE_EXTRACT_CHAN(event_code)]
                        [!(IIO_EVENT_CODE_EXTRACT_DIR(event_code) ==
                           IIO_EV_DIR_RISING)];
 
        case IIO_VOLTAGE:
                if (val > AD7291_VALUE_MASK || val < 0)
                        return -EINVAL;
-               reg = ad7291_limit_regs[IIO_EVENT_CODE_EXTRACT_NUM(event_code)]
+               reg = ad7291_limit_regs[IIO_EVENT_CODE_EXTRACT_CHAN(event_code)]
                        [!(IIO_EVENT_CODE_EXTRACT_DIR(event_code) ==
                           IIO_EV_DIR_RISING)];
                return ad7291_i2c_write(chip, reg, val);
        switch (IIO_EVENT_CODE_EXTRACT_CHAN_TYPE(event_code)) {
        case IIO_VOLTAGE:
                if (chip->c_mask &
-                   (1 << (15 - IIO_EVENT_CODE_EXTRACT_NUM(event_code))))
+                   (1 << (15 - IIO_EVENT_CODE_EXTRACT_CHAN(event_code))))
                        return 1;
                else
                        return 0;
        switch (IIO_EVENT_CODE_EXTRACT_TYPE(event_code)) {
        case IIO_VOLTAGE:
                if ((!state) && (chip->c_mask & (1 << (15 -
-                               IIO_EVENT_CODE_EXTRACT_NUM(event_code)))))
-                       chip->c_mask &= ~(1 << (15 - IIO_EVENT_CODE_EXTRACT_NUM
+                               IIO_EVENT_CODE_EXTRACT_CHAN(event_code)))))
+                       chip->c_mask &= ~(1 << (15 - IIO_EVENT_CODE_EXTRACT_CHAN
                                                        (event_code)));
                else if (state && (!(chip->c_mask & (1 << (15 -
-                               IIO_EVENT_CODE_EXTRACT_NUM(event_code))))))
-                       chip->c_mask |= (1 << (15 - IIO_EVENT_CODE_EXTRACT_NUM
+                               IIO_EVENT_CODE_EXTRACT_CHAN(event_code))))))
+                       chip->c_mask |= (1 << (15 - IIO_EVENT_CODE_EXTRACT_CHAN
                                                        (event_code)));
                else
                        break;
 
        struct ad799x_state *st = iio_priv(indio_dev);
        int direction = !!(IIO_EVENT_CODE_EXTRACT_DIR(event_code) ==
                           IIO_EV_DIR_FALLING);
-       int number = IIO_EVENT_CODE_EXTRACT_NUM(event_code);
+       int number = IIO_EVENT_CODE_EXTRACT_CHAN(event_code);
 
        mutex_lock(&indio_dev->mlock);
        ret = ad799x_i2c_write16(st,
        struct ad799x_state *st = iio_priv(indio_dev);
        int direction = !!(IIO_EVENT_CODE_EXTRACT_DIR(event_code) ==
                           IIO_EV_DIR_FALLING);
-       int number = IIO_EVENT_CODE_EXTRACT_NUM(event_code);
+       int number = IIO_EVENT_CODE_EXTRACT_CHAN(event_code);
        u16 valin;
 
        mutex_lock(&indio_dev->mlock);
 
 {
        struct max1363_state *st = iio_priv(indio_dev);
        if (IIO_EVENT_CODE_EXTRACT_DIR(event_code) == IIO_EV_DIR_FALLING)
-               *val = st->thresh_low[IIO_EVENT_CODE_EXTRACT_NUM(event_code)];
+               *val = st->thresh_low[IIO_EVENT_CODE_EXTRACT_CHAN(event_code)];
        else
-               *val = st->thresh_high[IIO_EVENT_CODE_EXTRACT_NUM(event_code)];
+               *val = st->thresh_high[IIO_EVENT_CODE_EXTRACT_CHAN(event_code)];
        return 0;
 }
 
 
        switch (IIO_EVENT_CODE_EXTRACT_DIR(event_code)) {
        case IIO_EV_DIR_FALLING:
-               st->thresh_low[IIO_EVENT_CODE_EXTRACT_NUM(event_code)] = val;
+               st->thresh_low[IIO_EVENT_CODE_EXTRACT_CHAN(event_code)] = val;
                break;
        case IIO_EV_DIR_RISING:
-               st->thresh_high[IIO_EVENT_CODE_EXTRACT_NUM(event_code)] = val;
+               st->thresh_high[IIO_EVENT_CODE_EXTRACT_CHAN(event_code)] = val;
                break;
        }
 
        struct max1363_state *st = iio_priv(indio_dev);
 
        int val;
-       int number = IIO_EVENT_CODE_EXTRACT_NUM(event_code);
+       int number = IIO_EVENT_CODE_EXTRACT_CHAN(event_code);
        mutex_lock(&indio_dev->mlock);
        if (IIO_EVENT_CODE_EXTRACT_DIR(event_code) == IIO_EV_DIR_FALLING)
                val = (1 << number) & st->mask_low;
        int ret = 0;
        struct max1363_state *st = iio_priv(indio_dev);
        u16 unifiedmask;
-       int number = IIO_EVENT_CODE_EXTRACT_NUM(event_code);
+       int number = IIO_EVENT_CODE_EXTRACT_CHAN(event_code);
 
        mutex_lock(&indio_dev->mlock);
        unifiedmask = st->mask_low | st->mask_high;
 
        u16 value;
        u8 sens, timeout;
        struct ad7150_chip_info *chip = iio_priv(indio_dev);
-       int chan = IIO_EVENT_CODE_EXTRACT_NUM(event_code);
+       int chan = IIO_EVENT_CODE_EXTRACT_CHAN(event_code);
        int rising = !!(IIO_EVENT_CODE_EXTRACT_DIR(event_code) ==
                        IIO_EV_DIR_RISING);
 
                                   u64 event_code,
                                   int *val)
 {
-       int chan = IIO_EVENT_CODE_EXTRACT_NUM(event_code);
+       int chan = IIO_EVENT_CODE_EXTRACT_CHAN(event_code);
        struct ad7150_chip_info *chip = iio_priv(indio_dev);
        int rising = !!(IIO_EVENT_CODE_EXTRACT_DIR(event_code) ==
                        IIO_EV_DIR_RISING);
 {
        int ret;
        struct ad7150_chip_info *chip = iio_priv(indio_dev);
-       int chan = IIO_EVENT_CODE_EXTRACT_NUM(event_code);
+       int chan = IIO_EVENT_CODE_EXTRACT_CHAN(event_code);
        int rising = !!(IIO_EVENT_CODE_EXTRACT_DIR(event_code) ==
                        IIO_EV_DIR_RISING);
 
        u8 value;
 
        /* use the event code for consistency reasons */
-       int chan = IIO_EVENT_CODE_EXTRACT_NUM(this_attr->address);
+       int chan = IIO_EVENT_CODE_EXTRACT_CHAN(this_attr->address);
        int rising = !!(IIO_EVENT_CODE_EXTRACT_DIR(this_attr->address)
                        == IIO_EV_DIR_RISING);
 
        struct iio_dev *indio_dev = dev_get_drvdata(dev);
        struct ad7150_chip_info *chip = iio_priv(indio_dev);
        struct iio_dev_attr *this_attr = to_iio_dev_attr(attr);
-       int chan = IIO_EVENT_CODE_EXTRACT_NUM(this_attr->address);
+       int chan = IIO_EVENT_CODE_EXTRACT_CHAN(this_attr->address);
        int rising = !!(IIO_EVENT_CODE_EXTRACT_DIR(this_attr->address) ==
                        IIO_EV_DIR_RISING);
        u8 data;
 
 
 /* Event code number extraction depends on which type of event we have.
  * Perhaps review this function in the future*/
-#define IIO_EVENT_CODE_EXTRACT_NUM(mask) ((__s16)(mask & 0xFFFF))
+#define IIO_EVENT_CODE_EXTRACT_CHAN(mask) ((__s16)(mask & 0xFFFF))
 
 #define IIO_EVENT_CODE_EXTRACT_MODIFIER(mask) ((mask >> 40) & 0xFF)