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=-15.2 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=unavailable 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 1448BC4361B for ; Wed, 16 Dec 2020 17:23:51 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id DEDFC22B51 for ; Wed, 16 Dec 2020 17:23:50 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727052AbgLPRXf (ORCPT ); Wed, 16 Dec 2020 12:23:35 -0500 Received: from netrider.rowland.org ([192.131.102.5]:48875 "HELO netrider.rowland.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1726837AbgLPRXf (ORCPT ); Wed, 16 Dec 2020 12:23:35 -0500 Received: (qmail 242927 invoked by uid 1000); 16 Dec 2020 12:22:53 -0500 Date: Wed, 16 Dec 2020 12:22:53 -0500 From: Alan Stern To: Dmitry Osipenko Cc: Thierry Reding , Jonathan Hunter , Peter Chen , Greg Kroah-Hartman , Felipe Balbi , Matt Merhar , Nicolas Chauvet , Peter Geis , linux-tegra@vger.kernel.org, linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v1 7/8] usb: host: ehci-tegra: Remove the driver Message-ID: <20201216172253.GC238371@rowland.harvard.edu> References: <20201215202113.30394-1-digetx@gmail.com> <20201215202113.30394-8-digetx@gmail.com> <20201216164511.GB238371@rowland.harvard.edu> <33d576a4-5ace-e1a1-d829-77266025aa9b@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <33d576a4-5ace-e1a1-d829-77266025aa9b@gmail.com> User-Agent: Mutt/1.10.1 (2018-07-13) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Dec 16, 2020 at 08:09:51PM +0300, Dmitry Osipenko wrote: > 16.12.2020 19:45, Alan Stern пишет: > > On Tue, Dec 15, 2020 at 11:21:12PM +0300, Dmitry Osipenko wrote: > >> The ChipIdea driver now provides USB2 host mode support for NVIDIA Tegra > >> SoCs. The ehci-tegra driver is obsolete now, remove it. > >> > >> Tested-by: Matt Merhar > >> Tested-by: Nicolas Chauvet > >> Tested-by: Peter Geis > >> Signed-off-by: Dmitry Osipenko > >> --- > >> drivers/usb/host/Kconfig | 9 - > >> drivers/usb/host/Makefile | 1 - > >> drivers/usb/host/ehci-tegra.c | 604 ---------------------------------- > >> 3 files changed, 614 deletions(-) > >> delete mode 100644 drivers/usb/host/ehci-tegra.c > >> > >> diff --git a/drivers/usb/host/Kconfig b/drivers/usb/host/Kconfig > >> index 31e59309da1f..9c9e6ff9c43a 100644 > >> --- a/drivers/usb/host/Kconfig > >> +++ b/drivers/usb/host/Kconfig > >> @@ -266,15 +266,6 @@ config USB_EHCI_HCD_AT91 > >> Enables support for the on-chip EHCI controller on > >> Atmel chips. > >> > >> -config USB_EHCI_TEGRA > >> - tristate "NVIDIA Tegra HCD support" > >> - depends on ARCH_TEGRA > >> - select USB_EHCI_ROOT_HUB_TT > >> - select USB_TEGRA_PHY > >> - help > >> - This driver enables support for the internal USB Host Controllers > >> - found in NVIDIA Tegra SoCs. The controllers are EHCI compliant. > > > > For people upgrading from earlier kernel versions, do you think it > > would help to add a pointer here telling them which Kconfig option > > they need to enable now in order to get this functionality? > > Could you please clarify what do you mean by the "pointer"? See the entries for USB_CNS3XXX_EHCI, USB_OCTEON_EHCI, USB_OHCI_HCD_OMAP3, and USB_OHCI_SH in that Kconfig file for examples. Alan Stern