From: ChiaEn Wu <chiaen_wu@richtek.com>
Date: Thu, 15 Sep 2022 09:47:32 +0000 (+0800)
Subject: lib: add linear range index macro
X-Git-Tag: v6.1-rc1~125^2~7^2
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=c2f2e2c3aecdbabf822272a4b6e7d91537633cd9;p=thirdparty%2Fkernel%2Flinux.git

lib: add linear range index macro

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>
---

diff --git a/include/linux/linear_range.h b/include/linux/linear_range.h
index fd3d0b358f228..2e4f4c3539c07 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);