greybus: es2: clean up cport-reset handling

Move handling of CPort-reset exceptions to the reset handler.

Signed-off-by: Johan Hovold <johan@hovoldconsulting.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>

diff --git a/drivers/staging/greybus/es2.c b/drivers/staging/greybus/es2.c
index c8ee779..f06a322 100644 (file)
--- a/drivers/staging/greybus/es2.c
+++ b/drivers/staging/greybus/es2.c
@@ -506,6 +506,11 @@ static int cport_reset(struct gb_host_device *hd, u16 cport_id)
        struct usb_device *udev = es2->usb_dev;
        int retval;
 
+       switch (cport_id) {
+       case GB_SVC_CPORT_ID:
+               return 0;
+       }
+
        retval = usb_control_msg(udev, usb_sndctrlpipe(udev, 0),
                                 GB_APB_REQUEST_RESET_CPORT,
                                 USB_DIR_OUT | USB_TYPE_VENDOR |
@@ -524,11 +529,9 @@ static int cport_enable(struct gb_host_device *hd, u16 cport_id)
 {
        int retval;
 
-       if (cport_id != GB_SVC_CPORT_ID) {
-               retval = cport_reset(hd, cport_id);
-               if (retval)
-                       return retval;
-       }
+       retval = cport_reset(hd, cport_id);
+       if (retval)
+               return retval;
 
        return 0;
 }