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authorMarek Vasut <marex@denx.de>2019-12-20 19:44:49 +0300
committerMark Brown <broonie@kernel.org>2020-01-14 18:50:31 +0300
commitb059b7e0ec3208ff1e17cff6387d75a9fbab4e02 (patch)
tree04d50f084e0daf4d4f648d9870aa2ded3dc5d6bd /include
parente42617b825f8073569da76dc4510bfa019b1c35a (diff)
downloadlinux-b059b7e0ec3208ff1e17cff6387d75a9fbab4e02.tar.xz
regulator: core: Add regulator_is_equal() helper
Add regulator_is_equal() helper to compare whether two regulators are the same. This is useful for checking whether two separate regulators in a driver are actually the same supply. Signed-off-by: Marek Vasut <marex@denx.de> Cc: Fabio Estevam <festevam@gmail.com> Cc: Igor Opaniuk <igor.opaniuk@toradex.com> Cc: Liam Girdwood <lgirdwood@gmail.com> Cc: Marcel Ziswiler <marcel.ziswiler@toradex.com> Cc: Mark Brown <broonie@kernel.org> Cc: Oleksandr Suvorov <oleksandr.suvorov@toradex.com> Link: https://lore.kernel.org/r/20191220164450.1395038-1-marex@denx.de Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'include')
-rw-r--r--include/linux/regulator/consumer.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/include/linux/regulator/consumer.h b/include/linux/regulator/consumer.h
index 337a46391527..2c89d886595c 100644
--- a/include/linux/regulator/consumer.h
+++ b/include/linux/regulator/consumer.h
@@ -287,6 +287,8 @@ void regulator_bulk_set_supply_names(struct regulator_bulk_data *consumers,
const char *const *supply_names,
unsigned int num_supplies);
+bool regulator_is_equal(struct regulator *reg1, struct regulator *reg2);
+
#else
/*
@@ -593,6 +595,11 @@ regulator_bulk_set_supply_names(struct regulator_bulk_data *consumers,
{
}
+static inline bool
+regulator_is_equal(struct regulator *reg1, struct regulator *reg2);
+{
+ return false;
+}
#endif
static inline int regulator_set_voltage_triplet(struct regulator *regulator,