[PATCH v2 08/48] regulator: Make regulator_sync_voltage() usable by coupled regulators
Dmitry Osipenko
digetx at gmail.com
Thu Dec 17 18:05:58 UTC 2020
Make regulator_sync_voltage() to re-balance voltage state of a coupled
regulators instead of changing the voltage directly.
Signed-off-by: Dmitry Osipenko <digetx at gmail.com>
---
drivers/regulator/core.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c
index ca03d8e70bd1..576efb815eb8 100644
--- a/drivers/regulator/core.c
+++ b/drivers/regulator/core.c
@@ -4131,6 +4131,12 @@ int regulator_sync_voltage(struct regulator *regulator)
if (ret < 0)
goto out;
+ /* balance only if there are regulators coupled */
+ if (rdev->coupling_desc.n_coupled > 1) {
+ ret = regulator_balance_voltage(rdev, PM_SUSPEND_ON);
+ goto out;
+ }
+
ret = _regulator_do_set_voltage(rdev, min_uV, max_uV);
out:
--
2.29.2
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