[PATCH v9 05/10] lib: add linear range index macro
From: ChiaEn Wu <hidden>
Date: 2022-08-30 03:42:42
Also in:
dri-devel, linux-devicetree, linux-fbdev, linux-iio, linux-leds, linux-mediatek, linux-pm, lkml
Subsystem:
linear ranges helpers, the rest · Maintainers:
Mark Brown, Linus Torvalds
From: ChiaEn Wu <redacted> Add linear_range_idx macro for declaring the linear_range struct simply. Signed-off-by: ChiaEn Wu <redacted> --- v9 - Revise LINEAR_RANGE() and LINEAR_RANGE_IDX() --- include/linux/linear_range.h | 11 +++++++++++ 1 file changed, 11 insertions(+)
diff --git a/include/linux/linear_range.h b/include/linux/linear_range.h
index fd3d0b3..2e4f4c3 100644
--- a/include/linux/linear_range.h
+++ b/include/linux/linear_range.h@@ -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);
--
2.7.4
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