diff mbox series

[v10,4/8] lib: add linear range index macro

Message ID 16d18d1b789f83dd6f6dcebcd28ac8a2b9ca01de.1662476695.git.chiaen_wu@richtek.com (mailing list archive)
State New, archived
Headers show
Series Add MediaTek MT6370 PMIC support | expand

Commit Message

ChiaEn Wu Sept. 6, 2022, 8:34 a.m. UTC 
From: ChiaEn Wu <chiaen_wu@richtek.com>

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>
---
 include/linux/linear_range.h | 11 +++++++++++
 1 file changed, 11 insertions(+)
diff mbox series

Patch

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);