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authorCorentin Labbe <clabbe.montjoie@gmail.com>2017-06-09 14:48:41 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2017-06-12 16:04:53 +0200
commitd2f48f05cd2a2a0a708fbfa45f1a00a87660d937 (patch)
treefef1fd923f42c89ce35b9de906b980b96717e804
parentb72eb8435b25be3a1880264cf32ac91e626ba5ba (diff)
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usb: xhci: ASMedia ASM1042A chipset need shorts TX quirk
When plugging an USB webcam I see the following message: [106385.615559] xhci_hcd 0000:04:00.0: WARN Successful completion on short TX: needs XHCI_TRUST_TX_LENGTH quirk? [106390.583860] handle_tx_event: 913 callbacks suppressed With this patch applied, I get no more printing of this message. Cc: <stable@vger.kernel.org> Signed-off-by: Corentin Labbe <clabbe.montjoie@gmail.com> Signed-off-by: Mathias Nyman <mathias.nyman@linux.intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r--drivers/usb/host/xhci-pci.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c
index fcf1f3f63e7a..1bcf971141c0 100644
--- a/drivers/usb/host/xhci-pci.c
+++ b/drivers/usb/host/xhci-pci.c
@@ -201,6 +201,9 @@ static void xhci_pci_quirks(struct device *dev, struct xhci_hcd *xhci)
if (pdev->vendor == PCI_VENDOR_ID_ASMEDIA &&
pdev->device == 0x1042)
xhci->quirks |= XHCI_BROKEN_STREAMS;
+ if (pdev->vendor == PCI_VENDOR_ID_ASMEDIA &&
+ pdev->device == 0x1142)
+ xhci->quirks |= XHCI_TRUST_TX_LENGTH;
if (pdev->vendor == PCI_VENDOR_ID_TI && pdev->device == 0x8241)
xhci->quirks |= XHCI_LIMIT_ENDPOINT_INTERVAL_7;