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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2016-09-12 09:15:26 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2016-09-12 09:15:26 +0200
commitfc9104d5d7172d2cb6c672abeb964242aa735b34 (patch)
tree87f8aedceff2d578b073d33791e4696a7aba9185 /drivers/usb/dwc3
parentab57f86198d6ff20371613d4a02fd4841972a5c0 (diff)
parent9395452b4aab7bc2475ef8935b4a4fb99d778d70 (diff)
Merge 4.8-rc6 into usb-next
We want the USB fixes in here as well. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/dwc3')
-rw-r--r--drivers/usb/dwc3/dwc3-pci.c4
-rw-r--r--drivers/usb/dwc3/gadget.c5
2 files changed, 7 insertions, 2 deletions
diff --git a/drivers/usb/dwc3/dwc3-pci.c b/drivers/usb/dwc3/dwc3-pci.c
index 0a32430f4c41..6df0f5dad9a4 100644
--- a/drivers/usb/dwc3/dwc3-pci.c
+++ b/drivers/usb/dwc3/dwc3-pci.c
@@ -249,7 +249,9 @@ static int dwc3_pci_runtime_resume(struct device *dev)
return pm_runtime_get(&dwc3->dev);
}
+#endif /* CONFIG_PM */
+#ifdef CONFIG_PM_SLEEP
static int dwc3_pci_pm_dummy(struct device *dev)
{
/*
@@ -262,7 +264,7 @@ static int dwc3_pci_pm_dummy(struct device *dev)
*/
return 0;
}
-#endif /* CONFIG_PM */
+#endif /* CONFIG_PM_SLEEP */
static struct dev_pm_ops dwc3_pci_dev_pm_ops = {
SET_SYSTEM_SLEEP_PM_OPS(dwc3_pci_pm_dummy, dwc3_pci_pm_dummy)
diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c
index 7a8d3d822b54..122e64df2f4d 100644
--- a/drivers/usb/dwc3/gadget.c
+++ b/drivers/usb/dwc3/gadget.c
@@ -884,9 +884,12 @@ static u32 dwc3_calc_trbs_left(struct dwc3_ep *dep)
return DWC3_TRB_NUM - 1;
}
- trbs_left = dep->trb_dequeue - dep->trb_enqueue - 1;
+ trbs_left = dep->trb_dequeue - dep->trb_enqueue;
trbs_left &= (DWC3_TRB_NUM - 1);
+ if (dep->trb_dequeue < dep->trb_enqueue)
+ trbs_left--;
+
return trbs_left;
}