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[209.132.180.67]) by mx.google.com with ESMTP id n79si9164911pfb.133.2019.04.01.10.25.44; Mon, 01 Apr 2019 10:25:59 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=default header.b=z6KXMwXQ; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732376AbfDARZL (ORCPT + 99 others); Mon, 1 Apr 2019 13:25:11 -0400 Received: from mail.kernel.org ([198.145.29.99]:56204 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731767AbfDARZJ (ORCPT ); Mon, 1 Apr 2019 13:25:09 -0400 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 0FBD32063F; Mon, 1 Apr 2019 17:25:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1554139508; bh=d87004y1trBUyv8dgxKMQNqMtiQxd2dzhNt4jWCgPak=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=z6KXMwXQzLFnAV8iNdE0e131cJdbUBhQMY3bArzaBMpOrxQ9nUtyql1fiFtAm+vyF djWp6tKJ18ms6JRJ/ceDSSq+AABvqVpzJOzqP+J8LkrSP4WknetwMv75ghW5jN0+PX Su/kEbCNXpSEXSzEJtyOxhnTrDuXcJBNOyb2VXS4= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Yasushi Asano , Spyridon Papageorgiou , Yoshihiro Shimoda Subject: [PATCH 4.14 097/107] usb: host: xhci-rcar: Add XHCI_TRUST_TX_LENGTH quirk Date: Mon, 1 Apr 2019 19:02:52 +0200 Message-Id: <20190401170054.509944941@linuxfoundation.org> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20190401170045.246405031@linuxfoundation.org> References: <20190401170045.246405031@linuxfoundation.org> User-Agent: quilt/0.65 X-stable: review X-Patchwork-Hint: ignore MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 4.14-stable review patch. If anyone has any objections, please let me know. ------------------ From: Yasushi Asano commit 40fc165304f0faaae78b761f8ee30b5d216b1850 upstream. When plugging BUFFALO LUA4-U3-AGT USB3.0 to Gigabit Ethernet LAN Adapter, warning messages filled up dmesg. [ 101.098287] xhci-hcd ee000000.usb: WARN Successful completion on short TX for slot 1 ep 4: needs XHCI_TRUST_TX_LENGTH quirk? [ 101.117463] xhci-hcd ee000000.usb: WARN Successful completion on short TX for slot 1 ep 4: needs XHCI_TRUST_TX_LENGTH quirk? [ 101.136513] xhci-hcd ee000000.usb: WARN Successful completion on short TX for slot 1 ep 4: needs XHCI_TRUST_TX_LENGTH quirk? Adding the XHCI_TRUST_TX_LENGTH quirk resolves the issue. Signed-off-by: Yasushi Asano Signed-off-by: Spyridon Papageorgiou Acked-by: Yoshihiro Shimoda Cc: stable Signed-off-by: Greg Kroah-Hartman --- drivers/usb/host/xhci-rcar.c | 1 + 1 file changed, 1 insertion(+) --- a/drivers/usb/host/xhci-rcar.c +++ b/drivers/usb/host/xhci-rcar.c @@ -236,6 +236,7 @@ int xhci_rcar_init_quirk(struct usb_hcd xhci_rcar_is_gen3(hcd->self.controller)) xhci->quirks |= XHCI_NO_64BIT_SUPPORT; + xhci->quirks |= XHCI_TRUST_TX_LENGTH; return xhci_rcar_download_firmware(hcd); }