Phy may need to change settings when port connect change.
Signed-off-by: Richard Zhao <richard.zhao@xxxxxxxxxxxxx>
Tested-by: Subodh Nijsure <snijsure@xxxxxxxxxxxx>
---
Changes since last version:
- remove unlikely
drivers/usb/core/hub.c | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c
index 4cc8dc9..3183837 100644
--- a/drivers/usb/core/hub.c
+++ b/drivers/usb/core/hub.c
@@ -20,6 +20,7 @@
#include <linux/usb.h>
#include <linux/usbdevice_fs.h>
#include <linux/usb/hcd.h>
+#include <linux/usb/otg.h>
#include <linux/usb/quirks.h>
#include <linux/kthread.h>
#include <linux/mutex.h>
@@ -4037,6 +4038,13 @@ static void hub_port_connect_change(struct usb_hub *hub, int port1,
}
}
+ if (hcd->phy && !hdev->parent) {
+ if (portstatus & USB_PORT_STAT_CONNECTION)
+ usb_phy_notify_connect(hcd->phy, port1);
+ else
+ usb_phy_notify_disconnect(hcd->phy, port1);
+ }
+
/* Return now if debouncing failed or nothing is connected or
* the device was "removed".
*/
--
1.7.9.5
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