Return-path: Received: from mail-gy0-f174.google.com ([209.85.160.174]:40918 "EHLO mail-gy0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750795Ab2CHCRA (ORCPT ); Wed, 7 Mar 2012 21:17:00 -0500 Received: by ghrr11 with SMTP id r11so2486ghr.19 for ; Wed, 07 Mar 2012 18:17:00 -0800 (PST) MIME-Version: 1.0 In-Reply-To: References: Date: Thu, 8 Mar 2012 10:16:59 +0800 Message-ID: (sfid-20120308_031729_116381_6AC50497) Subject: Re: rt8192cu on USB3 From: jerome huang To: linux-wireless@vger.kernel.org Content-Type: text/plain; charset=ISO-8859-1 Sender: linux-wireless-owner@vger.kernel.org List-ID: log: [53614.238023] Compat-wireless backport release: compat-wireless-v3.2-1-s [53614.244729] Backport based on linux-stable.git v3.2 [53614.368074] alg: No test for arc4 (arc4-generic) [53614.402781] cfg80211: Calling CRDA to update world regulatory domain [53614.498603] rtl8192cu 3-3:1.0: usb_probe_interface [53614.503552] rtl8192cu 3-3:1.0: usb_probe_interface - got id [53614.509920] rtl8192cu: rtl8192cu: Chip version 0x11 [53615.359336] rtl8192cu: MAC address: 08:10:74:f1:a1:0f [53615.364575] rtl8192cu: Board Type 0 [53615.400583] rtlwifi: rx_max_size 15360, rx_urb_num 8, in_ep 1 [53615.408918] usbcore: registered new interface driver rtl8192cu [53652.483311] rtl8192cu: MAC auto ON okay! [53652.887348] rtl8192cu: Tx queue select: 0x05 [53652.921326] rtl8192c_common: Loading firmware file rtlwifi/rtl8192cufw.bin And I'm sure the function rtl_block_fw_writeN is used for firmware uploading. On 8 March 2012 10:03, jerome huang wrote: > Hi, > > I found a problem just like in the older discussion "Question about > error from xhci-hcd", > there was a xhci error "no room on ep ring" when plugin rtl8192cu on USB3. > (it works on USB2) > > After applying Larry's patch "rtlwifi: rtl8192cu: Change firmware > upload to use block writes", > I still get the same error "no room on ep ring". > > But under the same compat-wireless version, > rt8712 works on USB3. > > Does anyone still encounter this problem after applying this patch? > or do I miss something/patches? > > BR, > Jerome