[PATCH v2 2/3] regulator: core: add pre-enable event notify to regulator
From: Jianqun Xu <hidden>
Date: 2021-08-17 03:39:10
Also in:
lkml
Subsystem:
the rest, voltage and current regulator framework · Maintainers:
Linus Torvalds, Liam Girdwood, Mark Brown
Notify the event about regulator to be enabled to driver. The IO-DOMAIN driver on Rockchip SoCs will take this event and then to configure the io-domain mode before regualtor_enable. Signed-off-by: Jianqun Xu <redacted> --- v2: none drivers/regulator/core.c | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c
index f192bf19492e..d7dacc608509 100644
--- a/drivers/regulator/core.c
+++ b/drivers/regulator/core.c@@ -2654,6 +2654,9 @@ static int _regulator_enable(struct regulator *regulator) goto err_consumer_disable; } + _notifier_call_chain(rdev, REGULATOR_EVENT_PRE_ENABLE, + NULL); + ret = _regulator_do_enable(rdev); if (ret < 0) goto err_consumer_disable;
--
2.25.1
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