From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.linuxfoundation.org ([140.211.169.12]:43650 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750951AbdFSPaH (ORCPT ); Mon, 19 Jun 2017 11:30:07 -0400 From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Corentin Labbe , Mathias Nyman Subject: [PATCH 4.9 44/60] usb: xhci: ASMedia ASM1042A chipset need shorts TX quirk Date: Mon, 19 Jun 2017 23:17:38 +0800 Message-Id: <20170619151646.275123450@linuxfoundation.org> In-Reply-To: <20170619151644.680979056@linuxfoundation.org> References: <20170619151644.680979056@linuxfoundation.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Sender: stable-owner@vger.kernel.org List-ID: 4.9-stable review patch. If anyone has any objections, please let me know. ------------------ From: Corentin Labbe commit d2f48f05cd2a2a0a708fbfa45f1a00a87660d937 upstream. 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. Signed-off-by: Corentin Labbe Signed-off-by: Mathias Nyman Signed-off-by: Greg Kroah-Hartman --- drivers/usb/host/xhci-pci.c | 3 +++ 1 file changed, 3 insertions(+) --- a/drivers/usb/host/xhci-pci.c +++ b/drivers/usb/host/xhci-pci.c @@ -201,6 +201,9 @@ static void xhci_pci_quirks(struct devic 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;