diff options
| -rw-r--r-- | drivers/usb/gadget/function/f_ecm.c | 31 |
1 files changed, 7 insertions, 24 deletions
diff --git a/drivers/usb/gadget/function/f_ecm.c b/drivers/usb/gadget/function/f_ecm.c index 7b7424f10ddd..4abca70cdaab 100644 --- a/drivers/usb/gadget/function/f_ecm.c +++ b/drivers/usb/gadget/function/f_ecm.c @@ -541,24 +541,21 @@ static int ecm_set_alt(struct usb_function *f, unsigned intf, unsigned alt) if (alt != 0) goto fail; - if (ecm->notify->driver_data) { - VDBG(cdev, "reset ecm control %d\n", intf); - usb_ep_disable(ecm->notify); - } + VDBG(cdev, "reset ecm control %d\n", intf); + usb_ep_disable(ecm->notify); if (!(ecm->notify->desc)) { VDBG(cdev, "init ecm ctrl %d\n", intf); if (config_ep_by_speed(cdev->gadget, f, ecm->notify)) goto fail; } usb_ep_enable(ecm->notify); - ecm->notify->driver_data = ecm; /* Data interface has two altsettings, 0 and 1 */ } else if (intf == ecm->data_id) { if (alt > 1) goto fail; - if (ecm->port.in_ep->driver_data) { + if (ecm->port.in_ep->enabled) { DBG(cdev, "reset ecm\n"); gether_disconnect(&ecm->port); } @@ -618,7 +615,7 @@ static int ecm_get_alt(struct usb_function *f, unsigned intf) if (intf == ecm->ctrl_id) return 0; - return ecm->port.in_ep->driver_data ? 1 : 0; + return ecm->port.in_ep->enabled ? 1 : 0; } static void ecm_disable(struct usb_function *f) @@ -628,14 +625,11 @@ static void ecm_disable(struct usb_function *f) DBG(cdev, "ecm deactivated\n"); - if (ecm->port.in_ep->driver_data) + if (ecm->port.in_ep->enabled) gether_disconnect(&ecm->port); - if (ecm->notify->driver_data) { - usb_ep_disable(ecm->notify); - ecm->notify->driver_data = NULL; - ecm->notify->desc = NULL; - } + usb_ep_disable(ecm->notify); + ecm->notify->desc = NULL; } /*-------------------------------------------------------------------------*/ @@ -750,13 +744,11 @@ ecm_bind(struct usb_configuration *c, struct usb_function *f) if (!ep) goto fail; ecm->port.in_ep = ep; - ep->driver_data = cdev; /* claim */ ep = usb_ep_autoconfig(cdev->gadget, &fs_ecm_out_desc); if (!ep) goto fail; ecm->port.out_ep = ep; - ep->driver_data = cdev; /* claim */ /* NOTE: a status/notification endpoint is *OPTIONAL* but we * don't treat it that way. It's simpler, and some newer CDC @@ -766,7 +758,6 @@ ecm_bind(struct usb_configuration *c, struct usb_function *f) if (!ep) goto fail; ecm->notify = ep; - ep->driver_data = cdev; /* claim */ status = -ENOMEM; @@ -820,14 +811,6 @@ fail: usb_ep_free_request(ecm->notify, ecm->notify_req); } - /* we might as well release our claims on endpoints */ - if (ecm->notify) - ecm->notify->driver_data = NULL; - if (ecm->port.out_ep) - ecm->port.out_ep->driver_data = NULL; - if (ecm->port.in_ep) - ecm->port.in_ep->driver_data = NULL; - ERROR(cdev, "%s: can't bind, err %d\n", f->name, status); return status; |