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=-11.3 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,INCLUDES_CR_TRAILER,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED 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 8DBE4C433E9 for ; Mon, 1 Feb 2021 22:08:26 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 6B26C64E50 for ; Mon, 1 Feb 2021 22:08:26 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229555AbhBAWIR (ORCPT ); Mon, 1 Feb 2021 17:08:17 -0500 Received: from mail.kernel.org ([198.145.29.99]:57214 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230055AbhBAWH6 (ORCPT ); Mon, 1 Feb 2021 17:07:58 -0500 Received: by mail.kernel.org (Postfix) with ESMTPSA id 7E37D64E2C; Mon, 1 Feb 2021 22:07:17 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1612217238; bh=x41kuEjrEv0ynrAHUk/wntD0PwGw1d5iRindrjKXweI=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=Do88UeT05QFpRq9a8z686c0FrzNUKsxGLNKXgmyIm/x6Y3jAzX7ltKFUvWYG0N5qK e6H+U9tB2EvJPbbGWtduDrmD+HqwYMX35ss9eHtnJAQTfNtbm5iAAbRM9AO41iw7wf POeNLOSu4IwKYw+SYuCTVy8Q8rLjeegyTf0Lvx1EBySmqOeDQSv2+o5m2ddLjEoCM8 /E1bkxFZRR3IetxaEZne2F6kvaWxXLFliedW418y/fR0ITsrtI7f9jcPOOLkueS9IC 9oojUXsy/SK+OW724s7DhBvnfBXGxWu2htTFVhePWVyI+12M6N8jkNJhxOIx5mOyC6 goH+nJfBoGiiw== Date: Mon, 1 Feb 2021 23:07:14 +0100 From: Wolfram Sang To: Samuel Holland Cc: Gregory CLEMENT , linux-i2c@vger.kernel.org, Maxime Ripard , Chen-Yu Tsai , Jernej Skrabec , Ondrej Jirman , linux-kernel@vger.kernel.org, linux-sunxi@googlegroups.com Subject: Re: [PATCH] i2c: mv64xxx: Add runtime PM support Message-ID: <20210201220714.GF24315@kunai> Mail-Followup-To: Wolfram Sang , Samuel Holland , Gregory CLEMENT , linux-i2c@vger.kernel.org, Maxime Ripard , Chen-Yu Tsai , Jernej Skrabec , Ondrej Jirman , linux-kernel@vger.kernel.org, linux-sunxi@googlegroups.com References: <20210103105146.33835-1-samuel@sholland.org> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="l+goss899txtYvYf" Content-Disposition: inline In-Reply-To: <20210103105146.33835-1-samuel@sholland.org> Precedence: bulk List-ID: X-Mailing-List: linux-i2c@vger.kernel.org --l+goss899txtYvYf Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Sun, Jan 03, 2021 at 04:51:46AM -0600, Samuel Holland wrote: > To save power, gate the clock when the bus is inactive, during system > sleep, and during shutdown. On some platforms, specifically Allwinner > A13/A20, gating the clock implicitly resets the module as well. Since > the module already needs to be reset after some suspend/resume cycles, > it is simple enough to reset it during every runtime suspend/resume. >=20 > Because the bus may be used by wakeup source IRQ threads, it needs to > be functional as soon as IRQs are enabled. Thus, its system PM hooks > need to run in the noirq phase. >=20 > Signed-off-by: Samuel Holland Applied to for-next with Gregory's ack, thanks! --l+goss899txtYvYf Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAABCgAdFiEEOZGx6rniZ1Gk92RdFA3kzBSgKbYFAmAYe5IACgkQFA3kzBSg Kbb84w//fMp6ks/Ehg2LSMYiABFF2vGZ4Zmqmu7pP6h7vs66KtM2TxBXLbUq9ZW/ csd7S8p4QnoxCAwmP6i11d/yWP8gttKhq/TZTZUz5ENIayhIpDl8o6ST6NCcvFsR S/b8zsIGx+H4Ez92AEf9a5NpaUsZ4HU1eerR8hIrzXeUT8deCLo97KRKwa/iQrNL t4q4m/WAkrt+THlfYdU1LZN8L4u46QdxsWIhhmdJnGM+6Ah2n+WgMMfskTvE7oTI GtGldyMIk8sgIYe/36GE08d36Uccw5KkqIkl8pVqivGq3R+B9BdH+D/jtuBRDa/r Uv14bTu7zfjDtxvLUxfiUUaolWw+ojjp8YfZZ0Nhl4IZuJH9DVQ0z6lAl1OZ0eiJ d7ZKuHo0zwgxzZ6RjDrbBXQJsbqZwx2aIbdI0RRzLNJoZhFVINdmvKdzwBwGY3Y4 kVUFGncRNO5RGnRNOlbG/06FScpThaQy3UvX5kyq0ua++khc4lB1qysEa+UDBd9Q x9QBqkhyv1+fOI/WY4vbTBxtYIMf0p54AqIsTEveKJ09v0POBltkmuLPKrYMt+Sa 2hB4q5JyI3V/aMFF7N3qWUPhyYGDTrFu9lHC/FAYpX/mzcMDU2Wq8dLcydfEiLmE SwK0C1sRIdf9So8vuzyGjOND+X/cHO7Z4kCGpzseZtskUNfjMhc= =N8RG -----END PGP SIGNATURE----- --l+goss899txtYvYf--