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| author | Gustavo Padovan <gustavo.padovan@collabora.co.uk> | 2013-09-27 11:56:14 -0300 |
|---|---|---|
| committer | Gustavo Padovan <gustavo.padovan@collabora.co.uk> | 2013-09-27 11:56:14 -0300 |
| commit | 1025c04cecd19882e28f16c4004034b475c372c5 (patch) | |
| tree | 2b7402887e86d54bff5a123228c9059eae5e32bd /drivers/usb/wusbcore/wa-rpipe.c | |
| parent | 4375f1037d52602413142e290608d0d84671ad36 (diff) | |
| parent | 5bcecf325378218a8e248bb6bcae96ec7362f8ef (diff) | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth
Conflicts:
net/bluetooth/hci_core.c
Diffstat (limited to 'drivers/usb/wusbcore/wa-rpipe.c')
| -rw-r--r-- | drivers/usb/wusbcore/wa-rpipe.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/drivers/usb/wusbcore/wa-rpipe.c b/drivers/usb/wusbcore/wa-rpipe.c index 9a595c1ed86..fd4f1ce6256 100644 --- a/drivers/usb/wusbcore/wa-rpipe.c +++ b/drivers/usb/wusbcore/wa-rpipe.c @@ -527,3 +527,24 @@ void rpipe_ep_disable(struct wahc *wa, struct usb_host_endpoint *ep) mutex_unlock(&wa->rpipe_mutex); } EXPORT_SYMBOL_GPL(rpipe_ep_disable); + +/* Clear the stalled status of an RPIPE. */ +void rpipe_clear_feature_stalled(struct wahc *wa, struct usb_host_endpoint *ep) +{ + struct wa_rpipe *rpipe; + + mutex_lock(&wa->rpipe_mutex); + rpipe = ep->hcpriv; + if (rpipe != NULL) { + u16 index = le16_to_cpu(rpipe->descr.wRPipeIndex); + + usb_control_msg( + wa->usb_dev, usb_rcvctrlpipe(wa->usb_dev, 0), + USB_REQ_CLEAR_FEATURE, + USB_DIR_OUT | USB_TYPE_CLASS | USB_RECIP_RPIPE, + RPIPE_STALL, index, NULL, 0, 1000); + } + mutex_unlock(&wa->rpipe_mutex); +} +EXPORT_SYMBOL_GPL(rpipe_clear_feature_stalled); + |