From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 29E0039FCBA; Thu, 19 Mar 2026 21:04:42 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.17 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773954284; cv=none; b=K/nHWDnjJ6V4xFWFz4MnjEtiialLrSQr8K4ejjvsL7C09dEAQvRfPTkQeTDmHPu9asG7dtIhLfWhIodxGr+lGCl/eZYi5Vlj3huNVIYqYlQsWFjn94SjqQ3xzmAV29LHoEQICppcUoZGfuDnkor+LD6Jt4jCZuQnLDdl1rreIf4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773954284; c=relaxed/simple; bh=Z60uOZsRLTE3JWL04DIj+2qCmD5+rtCC4TYF3FIGR2A=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=gM3QXMw0ozyLtmr++hTNXSbNbI8ZPleEixOYwX6GN6VikCLOtEEQ3qHnSc2jfLTB8igiAH8BC4AF0Bqlz8LsTOyULl+lMKyExSxfA7KLk9ORAx2ath76/1pYKYRPx2RY1UylgJNyfJasdm38L2MsCp76VnH/bcLOImUqIOfajNs= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com; spf=pass smtp.mailfrom=linux.intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=TZoNnTII; arc=none smtp.client-ip=192.198.163.17 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="TZoNnTII" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1773954283; x=1805490283; h=message-id:date:mime-version:subject:to:cc:references: from:in-reply-to:content-transfer-encoding; bh=Z60uOZsRLTE3JWL04DIj+2qCmD5+rtCC4TYF3FIGR2A=; b=TZoNnTIIqzkB9mqIEawcvdwCM5J0P/L9r0bQoNsVue3uAN0Ixh6aLcaY 6K4be+2oRyy/5lz/h7I7Yvbga23vQOjO2A4rjYxtL4hgEDqwGcx0IKiWZ 8UnJOP/gQ+Wst9bo/zt+V4WozdxonJBo0hksvQXaVCpLEhyUbF2PvgVhX wCgXWLy8RKbBrRQniryXwR6j55Bj1C/cvbO0wTeENRSDS9M6AaHNgASnZ +BKNtQHKBTnRA9vfep1/LUzCua2Wc2bVbD68hRoOkBW0/bImSdXPeeQct TqqQJk5qg+cm6lcvpw4mzuC/gTHL54+POElDhNuLmgkqXNQJJ25l7gdtt A==; X-CSE-ConnectionGUID: PEGymgz3QiWMKKD7Huwp5w== X-CSE-MsgGUID: +X9bd3AxScu/5L7W6O3aag== X-IronPort-AV: E=McAfee;i="6800,10657,11734"; a="74949427" X-IronPort-AV: E=Sophos;i="6.23,130,1770624000"; d="scan'208";a="74949427" Received: from fmviesa010.fm.intel.com ([10.60.135.150]) by fmvoesa111.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 19 Mar 2026 14:04:43 -0700 X-CSE-ConnectionGUID: MiOizI2uS0isayDd+5Qa2g== X-CSE-MsgGUID: f9uJXEHARK+x8YQppARO1A== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.23,130,1770624000"; d="scan'208";a="218958065" Received: from abityuts-desk.ger.corp.intel.com (HELO [10.245.244.144]) ([10.245.244.144]) by fmviesa010-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 19 Mar 2026 14:04:41 -0700 Message-ID: Date: Thu, 19 Mar 2026 23:04:38 +0200 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH] usb: xhci: Fix debugfs bandwidth reporting To: Michal Pecio , Mathias Nyman , Greg Kroah-Hartman Cc: Xu Rao , linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org References: <20260304114928.110be4c4.michal.pecio@gmail.com> Content-Language: en-US From: Mathias Nyman In-Reply-To: <20260304114928.110be4c4.michal.pecio@gmail.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 3/4/26 12:49, Michal Pecio wrote: > Replace kernel USB speed numbers with xHCI protocol IDs expected by HW. > They are numerically equal up to high speed, but instead of SuperSpeed > we were querying SuperSpeed+. > > Gen1 hardware rejects such commands with TRB Error, which resulted in > zero available bandwidth being shown. > > While at that, report command failure as IO error, not zero bandwidth. > > Signed-off-by: Michal Pecio Added to queue Thanks Mathias