phy: phy-twl4030-usb: emit VBUS status events to userspace
Emit KOBJ_ONLINE/KOBJ_OFFLINE action uevent on VBUS status changes.
Cc: Tony Lindgren <tony@atomide.com>
Signed-off-by: Matt Ranostay <matt@ranostay.consulting>
Acked-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
diff --git a/drivers/phy/phy-twl4030-usb.c b/drivers/phy/phy-twl4030-usb.c
index 87e6334..daf2aa1 100644
--- a/drivers/phy/phy-twl4030-usb.c
+++ b/drivers/phy/phy-twl4030-usb.c
@@ -317,6 +317,9 @@
linkstat = MUSB_VBUS_OFF;
}
+ kobject_uevent(&twl->dev->kobj, linkstat == MUSB_VBUS_VALID
+ ? KOBJ_ONLINE : KOBJ_OFFLINE);
+
dev_dbg(twl->dev, "HW_CONDITIONS 0x%02x/%d; link %d\n",
status, status, linkstat);