From patchwork Thu Apr 22 03:43:32 2010 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sujith X-Patchwork-Id: 93996 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by demeter.kernel.org (8.14.3/8.14.3) with ESMTP id o3M3i09K002776 for ; Thu, 22 Apr 2010 03:45:47 GMT Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753944Ab0DVDoA (ORCPT ); Wed, 21 Apr 2010 23:44:00 -0400 Received: from mail.atheros.com ([12.36.123.2]:43133 "EHLO mail.atheros.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753616Ab0DVDn6 (ORCPT ); Wed, 21 Apr 2010 23:43:58 -0400 Received: from mail.atheros.com ([10.10.20.108]) by sidewinder.atheros.com for ; Wed, 21 Apr 2010 20:43:58 -0700 Received: from CHEXHC-01.global.atheros.com (10.12.0.100) by SC1EXHC-02.global.atheros.com (10.10.20.107) with Microsoft SMTP Server (TLS) id 8.2.213.0; Wed, 21 Apr 2010 20:43:57 -0700 Received: from kamboji (10.12.0.31) by CHEXHC-01.global.atheros.com (10.12.0.100) with Microsoft SMTP Server (TLS) id 8.2.176.0; Thu, 22 Apr 2010 09:13:55 +0530 From: Sujith MIME-Version: 1.0 Message-ID: <19407.50660.739033.942199@gargle.gargle.HOWL> Date: Thu, 22 Apr 2010 09:13:32 +0530 To: X-Mailer: VM 8.0.12 under 23.1.1 (x86_64-unknown-linux-gnu) CC: Subject: [PATCH 7/9] ath9k_htc: Use USB reboot Sender: linux-wireless-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org X-Greylist: IP, sender and recipient auto-whitelisted, not delayed by milter-greylist-4.2.3 (demeter.kernel.org [140.211.167.41]); Thu, 22 Apr 2010 03:45:47 +0000 (UTC) diff --git a/drivers/net/wireless/ath/ath9k/hif_usb.c b/drivers/net/wireless/ath/ath9k/hif_usb.c index cee5feb..ce13e08 100644 --- a/drivers/net/wireless/ath/ath9k/hif_usb.c +++ b/drivers/net/wireless/ath/ath9k/hif_usb.c @@ -889,6 +889,17 @@ err_alloc: return ret; } +static void ath9k_hif_usb_reboot(struct usb_device *udev) +{ + u32 cmd = 0xffffffff; + int ret; + + ret = usb_bulk_msg(udev, usb_sndbulkpipe(udev, USB_REG_OUT_PIPE), + &cmd, sizeof(cmd), NULL, HZ); + if (ret) + dev_err(&udev->dev, "ath9k_htc: USB reboot failed\n"); +} + static void ath9k_hif_usb_disconnect(struct usb_interface *interface) { struct usb_device *udev = interface_to_usbdev(interface); @@ -903,7 +914,7 @@ static void ath9k_hif_usb_disconnect(struct usb_interface *interface) } if (hif_dev->flags & HIF_USB_START) - usb_reset_device(udev); + ath9k_hif_usb_reboot(udev); kfree(hif_dev); dev_info(&udev->dev, "ath9k_htc: USB layer deinitialized\n");