CVS commit: src/sys/external/bsd/drm2/include/linux/regulator

[Taylor R Campbell]

Module Name:    src
Committed By:   riastradh
Date:           Mon Aug 27 07:33:18 UTC 2018

Modified Files:
        src/sys/external/bsd/drm2/include/linux/regulator: consumer.h

Log Message:
Copy regulator API from fdtbus.


To generate a diff of this commit:
cvs rdiff -u -r1.1 -r1.2 \
    src/sys/external/bsd/drm2/include/linux/regulator/consumer.h

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.


Modified files:

Index: src/sys/external/bsd/drm2/include/linux/regulator/consumer.h
diff -u src/sys/external/bsd/drm2/include/linux/regulator/consumer.h:1.1 src/sys/external/bsd/drm2/include/linux/regulator/consumer.h:1.2
--- src/sys/external/bsd/drm2/include/linux/regulator/consumer.h:1.1	Mon Aug 27 06:35:44 2018
+++ src/sys/external/bsd/drm2/include/linux/regulator/consumer.h	Mon Aug 27 07:33:18 2018
@@ -1,4 +1,4 @@
-/*	$NetBSD: consumer.h,v 1.1 2018/08/27 06:35:44 riastradh Exp $	*/
+/*	$NetBSD: consumer.h,v 1.2 2018/08/27 07:33:18 riastradh Exp $	*/
 
 /*-
  * Copyright (c) 2018 The NetBSD Foundation, Inc.
@@ -32,4 +32,61 @@
 #ifndef	_LINUX_REGULATOR_CONSUMER_H_
 #define	_LINUX_REGULATOR_CONSUMER_H_
 
+#include "opt_fdt.h"
+
+#ifdef FDT
+
+struct regulator {
+	struct fdtbus_regulator	regulator;
+};
+
+static inline int
+regulator_get_voltage(struct regulator *reg)
+{
+	unsigned uvolt;
+	int error;
+
+	error = fdtbus_regulator_get_voltage(&reg->regulator, &uvolt);
+	if (error) {
+		/* XXX errno NetBSD->Linux */
+		KASSERTMSG(error > 0, "negative error: %d", error);
+		return -error;
+	}
+
+	KASSERTMSG(uvolt <= INT_MAX, "high voltage: %u uV", uvolt);
+	return (int)uvol;
+}
+
+static inline int
+regulator_set_voltage(struct regulator *reg, int min_uvolt, int max_uvolt)
+{
+	unsigned v;
+
+	if (min_uvolt < 0 || max_uvolt < 0)
+		return -EINVAL;
+
+	/* XXX errno NetBSD->Linux */
+	return -fdtbus_regulator_set_voltage(&reg->regulator, min_uvolt,
+	    max_uvolt);
+}
+
+#else
+
+struct regulator;
+
+static inline int
+regulator_get_voltage(struct regulator *reg)
+{
+	panic("no voltage regulators here");
+}
+
+static inline int
+regulator_set_voltage(struct regulator *reg, int min_uvolt, int max_uvolt)
+{
+	panic("no voltage regulators here");
+}
+
+
+#endif
+
 #endif	/* _LINUX_REGULATOR_CONSUMER_H_ */