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authorSarah Sharp <sarah.a.sharp@linux.intel.com>2012-07-25 10:52:45 -0700
committerSarah Sharp <sarah.a.sharp@linux.intel.com>2012-08-07 10:56:31 -0700
commit8202ce2e2921941098aa72894ac5d7b486a9d273 (patch)
treefddb68a93b7d9c470bd17ac388cd89473bef22b8 /drivers/usb/host/xhci-ring.c
parent5cb7df2b2d3afee7638b3ef23a5bcb89c6f07bd9 (diff)
xhci: Rate-limit XHCI_TRUST_TX_LENGTH quirk warning.
When we encounter an xHCI host that needs the XHCI_TRUST_TX_LENGTH quirk, the xHCI driver ends up spewing messages about the quirk into dmesg every time a short packet occurs. Change the xHCI driver to rate-limit such warnings. Signed-off-by: Sarah Sharp <sarah.a.sharp@linux.intel.com> Reported-by: Matthew Hall <mhall@mhcomputing.net> Reported-by: Gary E. Miller <gem@rellim.com>
Diffstat (limited to 'drivers/usb/host/xhci-ring.c')
-rw-r--r--drivers/usb/host/xhci-ring.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c
index 8275645889d..0c93f5dcea6 100644
--- a/drivers/usb/host/xhci-ring.c
+++ b/drivers/usb/host/xhci-ring.c
@@ -2073,8 +2073,8 @@ static int handle_tx_event(struct xhci_hcd *xhci,
if (xhci->quirks & XHCI_TRUST_TX_LENGTH)
trb_comp_code = COMP_SHORT_TX;
else
- xhci_warn(xhci, "WARN Successful completion on short TX: "
- "needs XHCI_TRUST_TX_LENGTH quirk?\n");
+ xhci_warn_ratelimited(xhci,
+ "WARN Successful completion on short TX: needs XHCI_TRUST_TX_LENGTH quirk?\n");
case COMP_SHORT_TX:
break;
case COMP_STOP: