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 X-Spam-Level: X-Spam-Status: No, score=-5.2 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 56831C432C3 for ; Mon, 18 Nov 2019 09:23:04 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 2D2722073A for ; Mon, 18 Nov 2019 09:23:04 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1574068984; bh=fsGjf6ja18hU8MUQbiO9eTAsWHAB0990+5cB2c9ZqKE=; h=Date:From:To:Cc:Subject:References:In-Reply-To:List-ID:From; b=XebpGO8UTm1gWi0yDMlrpJNV+HdzBSqHzZ0l3Lpk2sg6pt+E7bpmXNaosnAg/iB5B X7qxK3j5QM9A5W8uuZ3NgIhivJHVltbVFYzOQ9jhYjw6lni21cXwF2z4oxhoNprY8a fX7e9x8FsbjkQYDLhs0jN1UfUR3d1PNdXACkJX3k= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726942AbfKRJXC (ORCPT ); Mon, 18 Nov 2019 04:23:02 -0500 Received: from mail.kernel.org ([198.145.29.99]:34746 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726912AbfKRJXB (ORCPT ); Mon, 18 Nov 2019 04:23:01 -0500 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 7C33D20727; Mon, 18 Nov 2019 09:22:58 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1574068979; bh=fsGjf6ja18hU8MUQbiO9eTAsWHAB0990+5cB2c9ZqKE=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=SpLjDzhrfAUQr3tORIndwsKY6zb1PwT6N+M6sXAorpxOXIlrTXvNm56ztwtQfSsQZ JDDdNFfjUFP8GwtjSih7oTyqZa0ONqViZ8OHogmqVwg40OW3k3xAA9quQnLyoC4Gk0 HHQOKW3zl6OiF6AG75KSpXWz2PPj+WaKRM96MARg= Date: Mon, 18 Nov 2019 10:22:56 +0100 From: Greg KH To: Mathias Nyman Cc: linux-usb@vger.kernel.org, Mika Westerberg Subject: Re: [PATCH 4/4] xhci-pci: Allow host runtime PM as default also for Intel Ice Lake xHCI Message-ID: <20191118092256.GA154107@kroah.com> References: <1573836603-10871-1-git-send-email-mathias.nyman@linux.intel.com> <1573836603-10871-5-git-send-email-mathias.nyman@linux.intel.com> <20191116092552.GA390155@kroah.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.12.2 (2019-09-21) Sender: linux-usb-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org On Mon, Nov 18, 2019 at 11:15:21AM +0200, Mathias Nyman wrote: > On 16.11.2019 11.25, Greg KH wrote: > > On Fri, Nov 15, 2019 at 06:50:03PM +0200, Mathias Nyman wrote: > > > From: Mika Westerberg > > > > > > Intel Ice Lake has two xHCI controllers one on PCH and the other as part > > > of the CPU itself. The latter is also part of the so called Type C > > > Subsystem (TCSS) sharing ACPI power resources with the PCIe root ports > > > and the Thunderbolt controllers. In order to put the whole TCSS block > > > into D3cold the xHCI needs to be runtime suspended as well when idle. > > > > > > For this reason allow runtime PM as default for Ice Lake TCSS xHCI > > > controller. > > > > > > Signed-off-by: Mika Westerberg > > > Signed-off-by: Mathias Nyman > > > --- > > > drivers/usb/host/xhci-pci.c | 4 +++- > > > 1 file changed, 3 insertions(+), 1 deletion(-) > > > > Can this also be queued up for the stable tree (or at least for 5.4.y?) > > > > Yes, please, 5.4.y > Ice Lake Thunderbolt support [1] was accepted to 5.4-rc1 so 5.4.y makes sense. > Patch is not that useful for older stable versions on its own. > [1] 3cdb9446a117 thunderbolt: Add support for Intel Ice Lake Ok, I'll try to remember it when it goes into Linus's tree. thanks, greg k-h