diff options
| author | Richard Zhao | 2012-07-11 11:09:28 +0800 |
|---|---|---|
| committer | Greg Kroah-Hartman | 2012-07-16 17:42:15 -0700 |
| commit | 925aa46ba963a4da6d8ee6ab1d04a02ffa8db62b (patch) | |
| tree | 80e3824524271b1a7abc584e7baba928b3b1f99b | |
| parent | 0d5ff306582834e3172365d619ec0cfe7a4f79ba (diff) | |
USB: notify phy when root hub port connect change
Phy may need to change settings when port connect change.
Signed-off-by: Richard Zhao <richard.zhao@freescale.com>
Tested-by: Subodh Nijsure <snijsure@grid-net.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/usb/core/hub.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c index 3febe54883bd..540f20bf9e22 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> @@ -4101,6 +4102,13 @@ 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". */ |