diff options
Diffstat (limited to 'drivers/usb/host/hwa-hc.c')
| -rw-r--r-- | drivers/usb/host/hwa-hc.c | 20 |
1 files changed, 10 insertions, 10 deletions
diff --git a/drivers/usb/host/hwa-hc.c b/drivers/usb/host/hwa-hc.c index 5b86ffb88f1c..e5fb3cfd57a9 100644 --- a/drivers/usb/host/hwa-hc.c +++ b/drivers/usb/host/hwa-hc.c @@ -199,10 +199,14 @@ static int hwahc_op_get_frame_number(struct usb_hcd *usb_hcd) { struct wusbhc *wusbhc = usb_hcd_to_wusbhc(usb_hcd); struct hwahc *hwahc = container_of(wusbhc, struct hwahc, wusbhc); + struct wahc *wa = &hwahc->wa; - dev_err(wusbhc->dev, "%s (%p [%p]) UNIMPLEMENTED\n", __func__, - usb_hcd, hwahc); - return -ENOSYS; + /* + * We cannot query the HWA for the WUSB time since that requires sending + * a synchronous URB and this function can be called in_interrupt. + * Instead, query the USB frame number for our parent and use that. + */ + return usb_get_current_frame_number(wa->usb_dev); } static int hwahc_op_urb_enqueue(struct usb_hcd *usb_hcd, struct urb *urb, @@ -566,14 +570,10 @@ found: goto error; } wa->wa_descr = wa_descr = (struct usb_wa_descriptor *) hdr; - /* Make LE fields CPU order */ - wa_descr->bcdWAVersion = le16_to_cpu(wa_descr->bcdWAVersion); - wa_descr->wNumRPipes = le16_to_cpu(wa_descr->wNumRPipes); - wa_descr->wRPipeMaxBlock = le16_to_cpu(wa_descr->wRPipeMaxBlock); - if (wa_descr->bcdWAVersion > 0x0100) + if (le16_to_cpu(wa_descr->bcdWAVersion) > 0x0100) dev_warn(dev, "Wire Adapter v%d.%d newer than groked v1.0\n", - wa_descr->bcdWAVersion & 0xff00 >> 8, - wa_descr->bcdWAVersion & 0x00ff); + le16_to_cpu(wa_descr->bcdWAVersion) & 0xff00 >> 8, + le16_to_cpu(wa_descr->bcdWAVersion) & 0x00ff); result = 0; error: return result; |
