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lib: add linear range index macro

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Add linear_range_idx macro for declaring the linear_range struct simply.

Reviewed-by: Matti Vaittinen <mazziesaccount@gmail.com>
Signed-off-by: ChiaEn Wu <chiaen_wu@richtek.com>
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
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ChiaEn Wu 2022-09-15 17:47:32 +08:00 committed by Sebastian Reichel
parent 568035b01c
commit c2f2e2c3ae
1 changed files with 11 additions and 0 deletions
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11
include/linux/linear_range.h
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@ -26,6 +26,17 @@ struct linear_range {
unsigned int step;
};
#define LINEAR_RANGE(_min, _min_sel, _max_sel, _step) \
{ \
.min = _min, \
.min_sel = _min_sel, \
.max_sel = _max_sel, \
.step = _step, \
}
#define LINEAR_RANGE_IDX(_idx, _min, _min_sel, _max_sel, _step) \
[_idx] = LINEAR_RANGE(_min, _min_sel, _max_sel, _step)
unsigned int linear_range_values_in_range(const struct linear_range *r);
unsigned int linear_range_values_in_range_array(const struct linear_range *r,
int ranges);