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| author | David Vrabel <david.vrabel@csr.com> | 2009-04-08 17:36:29 +0000 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2009-04-17 10:50:27 -0700 |
| commit | 7f0406db5fe4dd3ad3cbd53830239a87d68156fd (patch) | |
| tree | ffdcf8e047b837da06034b1806d88acbd1033264 /drivers/usb/host/whci/hcd.c | |
| parent | 3444b26afa145148951112534f298bdc554ec789 (diff) | |
| download | linux-7f0406db5fe4dd3ad3cbd53830239a87d68156fd.tar.gz linux-7f0406db5fe4dd3ad3cbd53830239a87d68156fd.tar.bz2 linux-7f0406db5fe4dd3ad3cbd53830239a87d68156fd.zip | |
USB: whci-hcd: provide a endpoint_reset method
Provide a endpoint_reset method to reset sequence number and current
window. This QHead information can only be changed while the qset is
not in a schedule.
Signed-off-by: David Vrabel <david.vrabel@csr.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/usb/host/whci/hcd.c')
| -rw-r--r-- | drivers/usb/host/whci/hcd.c | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/drivers/usb/host/whci/hcd.c b/drivers/usb/host/whci/hcd.c index 1569afd6245b..e019a5058ab8 100644 --- a/drivers/usb/host/whci/hcd.c +++ b/drivers/usb/host/whci/hcd.c @@ -186,6 +186,28 @@ static void whc_endpoint_disable(struct usb_hcd *usb_hcd, } } +static void whc_endpoint_reset(struct usb_hcd *usb_hcd, + struct usb_host_endpoint *ep) +{ + struct wusbhc *wusbhc = usb_hcd_to_wusbhc(usb_hcd); + struct whc *whc = wusbhc_to_whc(wusbhc); + struct whc_qset *qset; + + qset = ep->hcpriv; + if (qset) { + qset->remove = 1; + + if (usb_endpoint_xfer_bulk(&ep->desc) + || usb_endpoint_xfer_control(&ep->desc)) + queue_work(whc->workqueue, &whc->async_work); + else + queue_work(whc->workqueue, &whc->periodic_work); + + qset_reset(whc, qset); + } +} + + static struct hc_driver whc_hc_driver = { .description = "whci-hcd", .product_desc = "Wireless host controller", @@ -200,6 +222,7 @@ static struct hc_driver whc_hc_driver = { .urb_enqueue = whc_urb_enqueue, .urb_dequeue = whc_urb_dequeue, .endpoint_disable = whc_endpoint_disable, + .endpoint_reset = whc_endpoint_reset, .hub_status_data = wusbhc_rh_status_data, .hub_control = wusbhc_rh_control, |