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path: root/drivers/usb/host/hwa-hc.c
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Diffstat (limited to 'drivers/usb/host/hwa-hc.c')
-rw-r--r--drivers/usb/host/hwa-hc.c33
1 files changed, 20 insertions, 13 deletions
diff --git a/drivers/usb/host/hwa-hc.c b/drivers/usb/host/hwa-hc.c
index 5b86ffb88f1c..ada0a52797b1 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;
@@ -679,7 +679,8 @@ static void hwahc_security_release(struct hwahc *hwahc)
/* nothing to do here so far... */
}
-static int hwahc_create(struct hwahc *hwahc, struct usb_interface *iface)
+static int hwahc_create(struct hwahc *hwahc, struct usb_interface *iface,
+ kernel_ulong_t quirks)
{
int result;
struct device *dev = &iface->dev;
@@ -724,7 +725,7 @@ static int hwahc_create(struct hwahc *hwahc, struct usb_interface *iface)
dev_err(dev, "Can't create WUSB HC structures: %d\n", result);
goto error_wusbhc_create;
}
- result = wa_create(&hwahc->wa, iface);
+ result = wa_create(&hwahc->wa, iface, quirks);
if (result < 0)
goto error_wa_create;
return 0;
@@ -780,7 +781,7 @@ static int hwahc_probe(struct usb_interface *usb_iface,
wusbhc = usb_hcd_to_wusbhc(usb_hcd);
hwahc = container_of(wusbhc, struct hwahc, wusbhc);
hwahc_init(hwahc);
- result = hwahc_create(hwahc, usb_iface);
+ result = hwahc_create(hwahc, usb_iface, id->driver_info);
if (result < 0) {
dev_err(dev, "Cannot initialize internals: %d\n", result);
goto error_hwahc_create;
@@ -824,6 +825,12 @@ static void hwahc_disconnect(struct usb_interface *usb_iface)
}
static struct usb_device_id hwahc_id_table[] = {
+ /* Alereon 5310 */
+ { USB_DEVICE_AND_INTERFACE_INFO(0x13dc, 0x5310, 0xe0, 0x02, 0x01),
+ .driver_info = WUSB_QUIRK_ALEREON_HWA_CONCAT_ISOC },
+ /* Alereon 5611 */
+ { USB_DEVICE_AND_INTERFACE_INFO(0x13dc, 0x5611, 0xe0, 0x02, 0x01),
+ .driver_info = WUSB_QUIRK_ALEREON_HWA_CONCAT_ISOC },
/* FIXME: use class labels for this */
{ USB_INTERFACE_INFO(0xe0, 0x02, 0x01), },
{},