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[2620:137:e000::1:20]) by mx.google.com with ESMTP id f12-20020a63754c000000b0037435daf9e0si1883871pgn.730.2022.02.25.06.10.24; Fri, 25 Feb 2022 06:10:41 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@gmail.com header.s=20210112 header.b=j34xvGzq; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=QUARANTINE dis=NONE) header.from=gmail.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S241107AbiBYNTK (ORCPT + 99 others); Fri, 25 Feb 2022 08:19:10 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53692 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231594AbiBYNTJ (ORCPT ); Fri, 25 Feb 2022 08:19:09 -0500 Received: from mail-wr1-x42c.google.com (mail-wr1-x42c.google.com [IPv6:2a00:1450:4864:20::42c]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 1895D1DEAB8; Fri, 25 Feb 2022 05:18:37 -0800 (PST) Received: by mail-wr1-x42c.google.com with SMTP id s13so4481694wrb.6; Fri, 25 Feb 2022 05:18:37 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=TUNqvCWmIrBg9AkYSUR1RB4M4A7kfSnYMvROvFnKfhg=; b=j34xvGzqjyBYiAAOwY7JHrdHu1rkNvDOGXX7gxXtmyjkerHILCJokmNP41CJIZnryB ZEH3/Hik489CnU4J629rErfejhVEk4/5e+GfdkrT4gvi8ZFkATfEiOHhizMwrmi7enwT uK7Hk4YTx+JoxB6xpBEhyFXhWkp9DSAXDCxKbcX4mkXDjbByTftwo/gcbBuz3S1EYQ8I D34V/rEMWW/SS8FMVqmfLUSF0nVV7M/Etg3SYTY4lp9E13CrL4hdpWSIiNrswZJ8sR20 iTt6OpInQ/fi5rYwdx0sDjmYSZwITpLEGX1wgoW7qJ3vST3z+EMVNL/DoUV582g5Vabz acuA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to:user-agent; bh=TUNqvCWmIrBg9AkYSUR1RB4M4A7kfSnYMvROvFnKfhg=; b=BIOfKLUQFoaXjcQUK2gIc8WvTB6drlZ3m0uYvnSEyhY3u4aEnz5dU2AW9eFGbs2HNO 1tI6tQxuvcUGYfp4Oxt66oV1vDuKQTLz+CxNKXFecQj6Blqno+S6qbySt3gUdW2xCskH 2lndpUeSoRh/VWdi9+cvHbjNv8EH9N0mtEGeSmknuNuFjRg8R0tSZVfupsZFxoTZmofO E3hFd+hwrTTEG5TdvAgTpnj+FQNjbFTT3taqN16bTIoZxVGCAhTQ0228Ik1XjLb+iDey MSoTjqVpRMvkiTPEwlX6qJWafvH2FqvNN1cmvS/0OMLHYi1zLDz8xbpu0WoPTuFxlhkd Tbug== X-Gm-Message-State: AOAM531TduUQ7TomJxgoCXauZ0TgX1GIWv92mjPcYvPhd8lO3nWXBSPH zKAkMXwQ9tMwmoapp5GT1HU= X-Received: by 2002:a05:6000:15cb:b0:1ea:78fc:2201 with SMTP id y11-20020a05600015cb00b001ea78fc2201mr6384877wry.362.1645795115668; Fri, 25 Feb 2022 05:18:35 -0800 (PST) Received: from orome ([62.96.65.119]) by smtp.gmail.com with ESMTPSA id l15-20020a05600c4f0f00b0037d62a899b1sm2512792wmq.6.2022.02.25.05.18.33 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 25 Feb 2022 05:18:34 -0800 (PST) Date: Fri, 25 Feb 2022 14:18:32 +0100 From: Thierry Reding To: Wayne Chang Cc: balbi@kernel.org, gregkh@linuxfoundation.org, jonathanh@nvidia.com, zhangqilong3@huawei.com, yangyingliang@huawei.com, rikard.falkeborn@gmail.com, chunfeng.yun@mediatek.com, linux-usb@vger.kernel.org, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 1/1] usb: gadget: tegra-xudc: Do not program SPARAM Message-ID: References: <20220107090443.149021-1-waynec@nvidia.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="gl8CDPNI6wZnzrfJ" Content-Disposition: inline In-Reply-To: <20220107090443.149021-1-waynec@nvidia.com> User-Agent: Mutt/2.2.1 (c8109e14) (2022-02-19) X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,FREEMAIL_FROM, RCVD_IN_DNSWL_NONE,SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --gl8CDPNI6wZnzrfJ Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Fri, Jan 07, 2022 at 05:04:43PM +0800, Wayne Chang wrote: > According to the Tegra Technical Reference Manual, SPARAM > is a read-only register and should not be programmed in > the driver. >=20 > The change removes the wrong SPARAM usage. >=20 > Signed-off-by: Wayne Chang > --- > drivers/usb/gadget/udc/tegra-xudc.c | 8 -------- > 1 file changed, 8 deletions(-) What's the impact on this? Does it fix a bug? Or is it more of a cosmetic change? Thierry --gl8CDPNI6wZnzrfJ Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAABCAAdFiEEiOrDCAFJzPfAjcif3SOs138+s6EFAmIY1ygACgkQ3SOs138+ s6HEHg/7BPV/te79tMNbpLbDXsmVdevmiKD9gyzneQk9jA2xEg7SNmeNCMuhyL7h FVl1Kd46D2ZYfcOTXQ/FANEWLRRaqY3KLCdp3OsjqibkiR98tRGcvrjHIxZGaiU+ qMcV+Ok1rLesSfdvEi0tlFVkL1+jE3pHnX4KvOWb7KRQ2obnXpusYL2e4XJo+i5W iyEe7BIrnq1SFBQTq3L3G8V/s3BeHVpmpcgyAPvsmq7gG7cF8X6WbeKnE5Z8GXi0 8RzT3L7S29RYqjWnSfWE4p6HKX1jTL7LPILl1nbLJyelJJCsVgPSoaL/Ls4aq+QJ 3wluNy2h40YcBEORncgr15l0FxVTZUhYPOMh5FT+cqVpAISHYKyfvnvL4Chiaibb ZwG7SGY8Z9pYH/96vXr3CXddRfzmhhZ7kPi2LZ6HJ47QRTnnYnMtQBP2KlsR04fO 1DZzJWqovwtKuescW0Zq++6ga3jtifHdh36LFf9w2uIxaNUpwLc8tgZ7l2H4phvj W4zahDZyxvZy6zstgxy/lmw8u6Sxnw6nRHbXC+c3UbbmOCl3vnBnzbQPME8CJy2l dR316IDKh0+lo+ZyHQRgZfbpFQwV2dN1m3P8owKvN+HcJ1Twi6ZAQl2hJS09Nyjg aFTPbwA4CbkJlJIeF91zx+bwSkOXIxN9PJpFU+A3oRATQ/Y6vfk= =A+Ss -----END PGP SIGNATURE----- --gl8CDPNI6wZnzrfJ--