Unverified Commit 24be0c71 authored by Dmitry Osipenko's avatar Dmitry Osipenko Committed by Mark Brown
Browse files

regulator: Make regulator_sync_voltage() usable by coupled regulators 



Make regulator_sync_voltage() to re-balance voltage state of a coupled
regulators instead of changing the voltage directly.

Tested-by: Peter Geis <pgwipeout@gmail.com> # Ouya T30
Tested-by: Dmitry Osipenko <digetx@gmail.com> # A500 T20 and Nexus7 T30
Tested-by: Nicolas Chauvet <kwizart@gmail.com> # PAZ00 T20
Tested-by: Matt Merhar <mattmerhar@protonmail.com> # Ouya T30
Signed-off-by: default avatarDmitry Osipenko <digetx@gmail.com>
Link: https://lore.kernel.org/r/20210122174311.28230-1-digetx@gmail.com


Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent a5872bd3

drivers/regulator/core.c

+5 −1
Original line number Diff line number Diff line
@@ -4131,6 +4131,10 @@ int regulator_sync_voltage(struct regulator *regulator) 
	if (ret < 0)

		goto out;



	/* balance only, if regulator is coupled */

	if (rdev->coupling_desc.n_coupled > 1)

		ret = regulator_balance_voltage(rdev, PM_SUSPEND_ON);

	else

		ret = _regulator_do_set_voltage(rdev, min_uV, max_uV);



out: