From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id B5B87C433EF for ; Thu, 30 Dec 2021 13:48:07 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239700AbhL3NsH (ORCPT ); Thu, 30 Dec 2021 08:48:07 -0500 Received: from mga09.intel.com ([134.134.136.24]:9029 "EHLO mga09.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235821AbhL3NsG (ORCPT ); Thu, 30 Dec 2021 08:48:06 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1640872086; x=1672408086; h=subject:to:cc:references:from:message-id:date: mime-version:in-reply-to:content-transfer-encoding; bh=vYO07zlSO99fZ4d9wy+kq5hQLVUVhzkwDoYeQtllGpk=; b=Bb80nx8yyKMii2jNZ6NQjqKiOxEFyWsZF6CjGqY2MmBu4kmF+FofkVis J6RtW2p3JSGjZuB7WsHGKbbNnfZ10W6V64lxPjbNjHY2MZxn3adWlUukz eX/F/w6IC8+hrAQv16mEvsn6tzhG/oXsjXJmFbZnoKsbqqlcctQLwYPyS Co1c4N9ZmQdW+5i7gFJNz3owI827kozotflOexpaNWalKKrUav+EtLXHO wjmM2r37y8mCTYDMq52qEpzK+2gXnt1a5lYlxoFn9uuy8MAe5kkl7C6hh 7X1BFDnUcV6kHkeF/0rMTadBuL1Rtcv0o69swuqHF/xxi45vzGhuHAsnI A==; X-IronPort-AV: E=McAfee;i="6200,9189,10212"; a="241472663" X-IronPort-AV: E=Sophos;i="5.88,248,1635231600"; d="scan'208";a="241472663" Received: from orsmga004.jf.intel.com ([10.7.209.38]) by orsmga102.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 30 Dec 2021 05:48:06 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.88,248,1635231600"; d="scan'208";a="619371360" Received: from mattu-haswell.fi.intel.com (HELO [10.237.72.199]) ([10.237.72.199]) by orsmga004.jf.intel.com with ESMTP; 30 Dec 2021 05:48:04 -0800 Subject: Re: USB 3.2 Gen 2x2 "Superspeed+20GBps" support for ASM3242 To: Greg KH , youling257 Cc: mathias.nyman@intel.com, william.allentx@gmail.com, linux-usb@vger.kernel.org, Thinh.Nguyen@synopsys.com References: <20211230131014.21886-1-youling257@gmail.com> From: Mathias Nyman Message-ID: Date: Thu, 30 Dec 2021 15:49:26 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Firefox/78.0 Thunderbird/78.14.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org On 30.12.2021 15.30, Greg KH wrote: > On Thu, Dec 30, 2021 at 09:10:14PM +0800, youling257 wrote: >> where i can find the series patch? https://patchwork.kernel.org/project/linux-usb/list/?series=427561 > > There is nothing at that link. > > What is the lore.kernel.org link for the patch you are curious about? That series should be in 5.13 https://lore.kernel.org/linux-usb/cover.1615432770.git.Thinh.Nguyen@synopsys.com/ > >> when i used maiwo k1690(10gbps) connect to ASM3242 Controller, only 500MB/s. >> cat /sys/devices/pci0000:00/0000:00:01.3/0000:09:00.0/usb3/speed, 480 >> cat /sys/devices/pci0000:00/0000:00:01.3/0000:09:00.0/usb4/speed, 20000 >> maiwo k1690 is on /sys/devices/pci0000:00/0000:00:01.3/0000:09:00.0/usb4/4-1. >> cat /sys/devices/pci0000:00/0000:00:01.3/0000:09:00.0/usb4/4-1/speed, 5000 >> >> >> 01:00.0 USB controller: ASMedia Technology Inc. ASM3242 USB 3.2 Host Controller (prog-if 30 [XHCI]) >> Subsystem: ASMedia Technology Inc. ASM3242 USB 3.2 Host Controller >> >> [ 0.359281] xhci_hcd 0000:01:00.0: xHCI Host Controller >> [ 0.359283] xhci_hcd 0000:01:00.0: new USB bus registered, assigned bus number 2 >> [ 0.359285] xhci_hcd 0000:01:00.0: Host supports USB 3.2 Enhanced SuperSpeed >> >> [ 1191.734123] usb 4-1: new SuperSpeed USB device number 2 using xhci_hcd >> [ 1191.794767] usb-storage 4-1:1.0: USB Mass Storage device detected >> [ 1191.795049] scsi host9: usb-storage 4-1:1.0 >> [ 1051.051274] scsi 9:0:0:0: Direct-Access Realtek USB 3.2 Device 1.00 PQ: 0 ANSI: 6 >> [ 1051.051442] sd 9:0:0:0: Attached scsi generic sg0 type 0 >> [ 1051.054461] sd 9:0:0:0: [sda] 500118192 512-byte logical blocks: (256 GB/238 GiB) >> [ 1051.055068] sd 9:0:0:0: [sda] Write Protect is off >> [ 1051.055073] sd 9:0:0:0: [sda] Mode Sense: 37 00 00 08 >> [ 1051.055716] sd 9:0:0:0: [sda] Write cache: disabled, read cache: enabled, doesn't support DPO or FUA >> [ 1051.072131] sda: sda1 sda2 >> >> i don't have NVMe to USB 2x2 Enclosure (ASM2364 chipset), i have NVMe to USB 2x1 Enclosure (RTL9120B chipset), maiwo k1690, using it on PciExpress X4 add in card (ASM3242 chipset), it only 5Gbps speed, should be 10Gbps. >> > > Are you sure that your hardware can really support this? Do you have > the right cable and the device will support this speed? > > And most important, what kernel version are you using? > > thanks, > > greg k-h >