[PATCH] usb: typec: clear usb_pd flag if change to typec only mode

From: steven_syu
Date: Mon Nov 29 2021 - 22:07:16 EST


This patch handle power mode change from PD to Type-C only
and the user space unknown power delivery was turned off
by typec driver.

Signed-off-by: steven_syu <steven_syu@xxxxxxxx>
---
drivers/usb/typec/class.c | 4 ++++
1 file changed, 4 insertions(+)

diff --git a/drivers/usb/typec/class.c b/drivers/usb/typec/class.c
index aeef453..11e2a98 100644
--- a/drivers/usb/typec/class.c
+++ b/drivers/usb/typec/class.c
@@ -1718,6 +1718,10 @@ void typec_set_pwr_opmode(struct typec_port *port,
partner->usb_pd = 1;
sysfs_notify(&partner_dev->kobj, NULL,
"supports_usb_power_delivery");
+ } else if (opmode != TYPEC_PWR_MODE_PD && partner->usb_pd) {
+ partner->usb_pd = 0;
+ sysfs_notify(&partner_dev->kobj, NULL,
+ "supports_usb_power_delivery");
}
put_device(partner_dev);
}
--
2.7.4

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