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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5B86AEE14D6 for ; Wed, 6 Sep 2023 20:21:54 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233540AbjIFUV4 (ORCPT ); Wed, 6 Sep 2023 16:21:56 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55416 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S244275AbjIFUVz (ORCPT ); Wed, 6 Sep 2023 16:21:55 -0400 Received: from mail.zeus03.de (www.zeus03.de [194.117.254.33]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 771E519B1 for ; Wed, 6 Sep 2023 13:21:38 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= sang-engineering.com; h=date:from:to:subject:message-id :references:mime-version:content-type:in-reply-to; s=k1; bh=Yv67 0y/ikUzAQzPKatK8iaFIZc865ohGwHixJsvpd38=; b=On/rRZ2+A7nwIYp9sZWE wflgBejnTlb7rip0HuhUtB8dOLWKcZR1iD2Q6ZDauKQXC4klQ0j1DJjThpqaF623 CGZwqBZ9jD1au/A5vyVgpstnsALYIYUtCwCEq8JYQOJRFR3uYChy+gIT66IduwTU W7Uf6cIJ0cwXlu2H2dzD1nrCJbOjC8d4h6ozImlJh/NHVURDcD7UnaYJfkHK/HGk zT4fSYT73It7TfwaQPdgDzciNp1H/mVkQ8Qdn9Jzl3l5Vjaq7KkYv63+GGNWkaSS vghAQ2SO88NaswGh1uGhgDitrH+othx4vEMGhdC8mGKIW1VxMUy8jQlKfL1tijRO 1w== Received: (qmail 2934407 invoked from network); 6 Sep 2023 22:21:36 +0200 Received: by mail.zeus03.de with ESMTPSA (TLS_AES_256_GCM_SHA384 encrypted, authenticated); 6 Sep 2023 22:21:36 +0200 X-UD-Smtp-Session: l3s3148p1@gyt9fbYEmpEujnuj Date: Wed, 6 Sep 2023 22:21:35 +0200 From: Wolfram Sang To: Geert Uytterhoeven , linux-renesas-soc@vger.kernel.org, Andi Shyti , Magnus Damm , linux-i2c@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 2/3] i2c: rcar: introduce Gen4 devices Message-ID: Mail-Followup-To: Wolfram Sang , Geert Uytterhoeven , linux-renesas-soc@vger.kernel.org, Andi Shyti , Magnus Damm , linux-i2c@vger.kernel.org, linux-kernel@vger.kernel.org References: <20230904135852.12146-1-wsa+renesas@sang-engineering.com> <20230904135852.12146-3-wsa+renesas@sang-engineering.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="4syRa1QPYYWNHiH5" Content-Disposition: inline In-Reply-To: Precedence: bulk List-ID: X-Mailing-List: linux-i2c@vger.kernel.org --4syRa1QPYYWNHiH5 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline > I was reluctant to add the reset too often because my measurements back > then showed that it costs around 5us every time. Annoying. Maybe I > should take it easy and follow the documentation. But then I am still > not sure if a large transfer with way more than two messages are OK > without reset? I will ask the HW team. Stupid me, we are following the documentation. Except that we treat the reset property as optional while it should be mandatory for >= Gen3. --4syRa1QPYYWNHiH5 Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAABCgAdFiEEOZGx6rniZ1Gk92RdFA3kzBSgKbYFAmT430sACgkQFA3kzBSg KbaiSg/8CmbA4HsS4DI2wE0sFgFrKf6x2ZptRRDXeoC4vxZxVoFbnW4WpbTA/c8X vwab4lX8xfSdQsuGjcakT1GU9SL3lf9uPPWlMELMv5f3RC8gkt1iVjj5K9NptNTY 4JBWacfHJCKlaN1fEzHaeXe/xWeJYmBJZJ1NMjKNftxcLcpFfVUdDIrM/vMH5tcA XhoNNmFXG056fyXO6Up6n/DLx3lq/seHVx5dhu1UjZhb7LiIdaIINKTG0ThoSQN1 o+R4ziNxKtTGiiFmmvWuMaPUfbILeQ6GQ0ERTSdIZLphJtq+Rtfz7aollGM4wofi 0B0zqJhePbZHo+gF2XfISkHzOfBMch7Y2xIJ0R3y6iMYPB3bm2KE+1XUi5ctIs5W pwnsBbKP9FLpFj/yB3MhuMrqJTZ4esWcEsvZG7kRWgTnAcUXe7cg0kiy0uAsdbjD 3F/Im0l6QUKsPzjO+W94dqmwHlgwlxRSdMhCi+lWizn42atY6SOxtSwyu479nqDI 10M/pVfMix+ROjPRPSdW18dfimIQA0/f1maSmTGQa7JY5CX9ra/dLFX45nX5vDBy 7CbMotH5lpdww6DpAIoXHkNX53ej9LH7LI//hVc2azk16TZ/TMxLyhX0fmS3rhIZ 8ZSoyQNuZZRc+rJhE5ffQ2/sQsJ+/966+Ps4iIWaKodJnp5xXqs= =evcE -----END PGP SIGNATURE----- --4syRa1QPYYWNHiH5--