diff options
Diffstat (limited to 'drivers/usb/gadget/f_eem.c')
| -rw-r--r-- | drivers/usb/gadget/f_eem.c | 32 |
1 files changed, 9 insertions, 23 deletions
diff --git a/drivers/usb/gadget/f_eem.c b/drivers/usb/gadget/f_eem.c index fea8e3b08b5f..3e412740e2ef 100644 --- a/drivers/usb/gadget/f_eem.c +++ b/drivers/usb/gadget/f_eem.c @@ -35,17 +35,9 @@ * Ethernet link. */ -struct eem_ep_descs { - struct usb_endpoint_descriptor *in; - struct usb_endpoint_descriptor *out; -}; - struct f_eem { struct gether port; u8 ctrl_id; - - struct eem_ep_descs fs; - struct eem_ep_descs hs; }; static inline struct f_eem *func_to_eem(struct usb_function *f) @@ -176,12 +168,16 @@ static int eem_set_alt(struct usb_function *f, unsigned intf, unsigned alt) gether_disconnect(&eem->port); } - if (!eem->port.in_ep->desc) { + if (!eem->port.in_ep->desc || !eem->port.out_ep->desc) { DBG(cdev, "init eem\n"); - eem->port.in_ep->desc = ep_choose(cdev->gadget, - eem->hs.in, eem->fs.in); - eem->port.out_ep->desc = ep_choose(cdev->gadget, - eem->hs.out, eem->fs.out); + if (config_ep_by_speed(cdev->gadget, f, + eem->port.in_ep) || + config_ep_by_speed(cdev->gadget, f, + eem->port.out_ep)) { + eem->port.in_ep->desc = NULL; + eem->port.out_ep->desc = NULL; + goto fail; + } } /* zlps should not occur because zero-length EEM packets @@ -253,11 +249,6 @@ eem_bind(struct usb_configuration *c, struct usb_function *f) if (!f->descriptors) goto fail; - eem->fs.in = usb_find_endpoint(eem_fs_function, - f->descriptors, &eem_fs_in_desc); - eem->fs.out = usb_find_endpoint(eem_fs_function, - f->descriptors, &eem_fs_out_desc); - /* support all relevant hardware speeds... we expect that when * hardware is dual speed, all bulk-capable endpoints work at * both speeds @@ -272,11 +263,6 @@ eem_bind(struct usb_configuration *c, struct usb_function *f) f->hs_descriptors = usb_copy_descriptors(eem_hs_function); if (!f->hs_descriptors) goto fail; - - eem->hs.in = usb_find_endpoint(eem_hs_function, - f->hs_descriptors, &eem_hs_in_desc); - eem->hs.out = usb_find_endpoint(eem_hs_function, - f->hs_descriptors, &eem_hs_out_desc); } DBG(cdev, "CDC Ethernet (EEM): %s speed IN/%s OUT/%s\n", |