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path: root/drivers/usb/host/whci/pzl.c
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Diffstat (limited to 'drivers/usb/host/whci/pzl.c')
-rw-r--r--drivers/usb/host/whci/pzl.c12
1 files changed, 11 insertions, 1 deletions
diff --git a/drivers/usb/host/whci/pzl.c b/drivers/usb/host/whci/pzl.c
index ff4ef9e910d9..a9e05bac6646 100644
--- a/drivers/usb/host/whci/pzl.c
+++ b/drivers/usb/host/whci/pzl.c
@@ -255,11 +255,21 @@ void scan_periodic_work(struct work_struct *work)
/*
* Now that the PZL is updated, complete the removal of any
* removed qsets.
+ *
+ * If the qset was to be reset, do so and reinsert it into the
+ * PZL if it has pending transfers.
*/
spin_lock_irq(&whc->lock);
list_for_each_entry_safe(qset, t, &whc->periodic_removed_list, list_node) {
qset_remove_complete(whc, qset);
+ if (qset->reset) {
+ qset_reset(whc, qset);
+ if (!list_empty(&qset->stds)) {
+ qset_insert_in_sw_list(whc, qset);
+ queue_work(whc->workqueue, &whc->periodic_work);
+ }
+ }
}
spin_unlock_irq(&whc->lock);
@@ -295,7 +305,7 @@ int pzl_urb_enqueue(struct whc *whc, struct urb *urb, gfp_t mem_flags)
else
err = qset_add_urb(whc, qset, urb, GFP_ATOMIC);
if (!err) {
- if (!qset->in_sw_list)
+ if (!qset->in_sw_list && !qset->remove)
qset_insert_in_sw_list(whc, qset);
} else
usb_hcd_unlink_urb_from_ep(&whc->wusbhc.usb_hcd, urb);