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usb: typec: hd3ss3220: Check if regulator needs to be switched

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Check regulator state as peripheral and detach can disable vbus.
Without this check we will try to disable the regulator twice if
we disconnect host and then connect as device.

Fixes: 27fbc19e52 ("usb: typec: hd3ss3220: Enable VBUS based on role state")
Signed-off-by: Jan Remmet <j.remmet@phytec.de>
Reviewed-by: Heikki Krogerus <heikki.krogerus@linu.intel.com>
Link: https://patch.msgid.link/20260206-wip-jremmet-hd3ss3220_vbus_split-v4-1-ee5b4e402187@phytec.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Jan Remmet
2026-02-06 09:34:31 +01:00
committed by Greg Kroah-Hartman
parent e5b250214a
commit b3f9d6e491
1 changed files with 3 additions and 0 deletions
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3
drivers/usb/typec/hd3ss3220.c
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@@ -208,6 +208,9 @@ static void hd3ss3220_regulator_control(struct hd3ss3220 *hd3ss3220, bool on)
{
int ret;
if (regulator_is_enabled(hd3ss3220->vbus) == on)
return;
if (on)
ret = regulator_enable(hd3ss3220->vbus);
else