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lib: add linear range get selector within

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Add linear range get selector within for choose closest selector
between minimum and maximum selector.

Signed-off-by: Gene Chen <gene_chen@richtek.com>
Reviewed-by: Matti Vaittinen <matti.vaittinen@fi.rohmeurope.com>
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
This commit is contained in:
Gene Chen 2021-07-19 11:39:12 +08:00 • committed by Sebastian Reichel
parent e73f0f0ee7
commit e12ef7bf34
2 changed files with 33 additions and 0 deletions
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2
include/linux/linear_range.h
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@ -41,6 +41,8 @@ int linear_range_get_selector_low(const struct linear_range *r,
int linear_range_get_selector_high(const struct linear_range *r,
unsigned int val, unsigned int *selector,
bool *found);
void linear_range_get_selector_within(const struct linear_range *r,
unsigned int val, unsigned int *selector);
int linear_range_get_selector_low_array(const struct linear_range *r,
int ranges, unsigned int val,
unsigned int *selector, bool *found);