diff options
Diffstat (limited to 'drivers/usb/gadget/function/f_fs.c')
| -rw-r--r-- | drivers/usb/gadget/function/f_fs.c | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/drivers/usb/gadget/function/f_fs.c b/drivers/usb/gadget/function/f_fs.c index 65ccffba7e00..bf883695cdfb 100644 --- a/drivers/usb/gadget/function/f_fs.c +++ b/drivers/usb/gadget/function/f_fs.c @@ -1643,11 +1643,14 @@ static int ffs_func_eps_enable(struct ffs_function *func) spin_lock_irqsave(&func->ffs->eps_lock, flags); do { struct usb_endpoint_descriptor *ds; + struct usb_ss_ep_comp_descriptor *comp_desc = NULL; + int needs_comp_desc = false; int desc_idx; - if (ffs->gadget->speed == USB_SPEED_SUPER) + if (ffs->gadget->speed == USB_SPEED_SUPER) { desc_idx = 2; - else if (ffs->gadget->speed == USB_SPEED_HIGH) + needs_comp_desc = true; + } else if (ffs->gadget->speed == USB_SPEED_HIGH) desc_idx = 1; else desc_idx = 0; @@ -1664,6 +1667,14 @@ static int ffs_func_eps_enable(struct ffs_function *func) ep->ep->driver_data = ep; ep->ep->desc = ds; + + comp_desc = (struct usb_ss_ep_comp_descriptor *)(ds + + USB_DT_ENDPOINT_SIZE); + ep->ep->maxburst = comp_desc->bMaxBurst + 1; + + if (needs_comp_desc) + ep->ep->comp_desc = comp_desc; + ret = usb_ep_enable(ep->ep); if (likely(!ret)) { epfile->ep = ep; |