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[109.252.192.57]) by smtp.googlemail.com with ESMTPSA id z14sm349678ljc.41.2020.12.16.09.09.51 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 16 Dec 2020 09:09:52 -0800 (PST) Subject: Re: [PATCH v1 7/8] usb: host: ehci-tegra: Remove the driver To: Alan Stern 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 References: <20201215202113.30394-1-digetx@gmail.com> <20201215202113.30394-8-digetx@gmail.com> <20201216164511.GB238371@rowland.harvard.edu> From: Dmitry Osipenko Message-ID: <33d576a4-5ace-e1a1-d829-77266025aa9b@gmail.com> Date: Wed, 16 Dec 2020 20:09:51 +0300 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.4.2 MIME-Version: 1.0 In-Reply-To: <20201216164511.GB238371@rowland.harvard.edu> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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 The ehci-tegra driver is obsolete now, remove it.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"?