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=-8.6 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,SIGNED_OFF_BY, 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 14033C433E8 for ; Tue, 28 Jul 2020 16:33:45 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E87F9207FC for ; Tue, 28 Jul 2020 16:33:44 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1595954024; bh=CyO+KG7FzzjL3u5xcfWSbfuodTo1aFszHfxmh23DayQ=; h=Date:From:To:Cc:Subject:References:In-Reply-To:List-ID:From; b=e+Aj11Y9OKGvVrvGRwBVKnOpIbvDrX5OarfE1jQ/Gof5V26d8m6QJbKgtc95N+tWE 3kIGRtWXWwBH9gbJkK38KOBf1tGr8JY96BNNGo7vdIGdGEuZ/kggLIqC2KZxq77oK3 2SAzcz1wREFsjuWfrir+XCszGPn69O7lhw48dBw4= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731355AbgG1Qdl (ORCPT ); Tue, 28 Jul 2020 12:33:41 -0400 Received: from mail.kernel.org ([198.145.29.99]:48598 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731191AbgG1Qdl (ORCPT ); Tue, 28 Jul 2020 12:33:41 -0400 Received: from localhost (p54b330d0.dip0.t-ipconnect.de [84.179.48.208]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 2E09B2074F; Tue, 28 Jul 2020 16:33:39 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1595954020; bh=CyO+KG7FzzjL3u5xcfWSbfuodTo1aFszHfxmh23DayQ=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=s3QrGWs6r41cwRLi3jaM7WnG9VMjZ38NgXikHq81mnPXeHly87gXe1Gdnt+Oa8ILn WMcPea7hK8lcMan/78/gjXWYPQk8o5bsU8IP7f3qqXCgtMTZzifwpGkNNbSfGPhFlc hXJoX0fJrdTMFqYhxTXf5OLU+QgCqZWvduAImpek= Date: Tue, 28 Jul 2020 18:33:37 +0200 From: Wolfram Sang To: Sowjanya Komatineni Cc: thierry.reding@gmail.com, jonathanh@nvidia.com, frankc@nvidia.com, hverkuil@xs4all.nl, sakari.ailus@iki.fi, robh+dt@kernel.org, helen.koike@collabora.com, digetx@gmail.com, sboyd@kernel.org, gregkh@linuxfoundation.org, linux-media@vger.kernel.org, devicetree@vger.kernel.org, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org, linux-i2c@vger.kernel.org Subject: Re: [RFC PATCH v5 01/14] i2c: tegra: Don't mark VI I2C as IRQ safe runtime PM Message-ID: <20200728163337.GA3736@ninjato> References: <1595883452-17343-1-git-send-email-skomatineni@nvidia.com> <1595883452-17343-2-git-send-email-skomatineni@nvidia.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="pf9I7BMVVzbSWLtt" Content-Disposition: inline In-Reply-To: <1595883452-17343-2-git-send-email-skomatineni@nvidia.com> User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-i2c-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-i2c@vger.kernel.org --pf9I7BMVVzbSWLtt Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Mon, Jul 27, 2020 at 01:57:19PM -0700, Sowjanya Komatineni wrote: > Tegra VI I2C is part of VE power domain and typically used for > camera usecases. >=20 > VE power domain is not always on and is non-IRQ safe. So, IRQ safe > device cannot be attached to a non-IRQ safe domain as it prevents > powering off the PM domain and generic power domain driver will warn. >=20 > Current driver marks all I2C devices as IRQ safe and VI I2C device > does not require IRQ safe as it will not be used for atomic transfers. >=20 > This patch has fix to make VI I2C as non-IRQ safe. >=20 > Reviewed-by: Dmitry Osipenko > Signed-off-by: Sowjanya Komatineni Applied to for-next, thanks! --pf9I7BMVVzbSWLtt Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAABCgAdFiEEOZGx6rniZ1Gk92RdFA3kzBSgKbYFAl8gU10ACgkQFA3kzBSg KbZ3Hw/+JjUetYWJoT3e1Gow35An6YJAiMVml8O8As0dKNoOqQxvKRwPzWLycd/a +KvB6iWzLLth8Fd74qmC9ksj3aQcI3ABTZJtkFmi9l1xui/AnfzrqwUHrLqxBqo0 URq5URAUQDd0qRkk5t65otVrSSLf9V04KQL53VriUefnvKUk8TMq1GTHG5T7a+Z5 Pk/4mUV5QcdPMv4j5H83ri/0JJZw2EAMRQFKCK7Vr3Mj0/4y3W5DNkJb7u368wZ3 z7KOT6x5vgt3NKwe4x8bPRjeIn6R7BPgaiIrYoO3XDCgN7JBAShVOkCquvhXGR7u amYZ1YkXtv8hL0eGin4Stc2NFt/WTYz7FP0WtDoJ7Yx/x/ilIA17C7dw7iNBqVY9 Ra05N4oKGROtl5XgdcLIV0skNuVunJ5p2iqci1xIO/Q3gnH6cCRIBOeN1xtNjEIR wr4pKBBpuU6UlJcfg08r5epbGTEach07HiijY5H5CVkQa0hg5eWWu4KRdFYgvJUb rWoH96/4oxZZRMORpMUw1bA9AkZFUXTH/6zZ3VTadkznUCYjO8fqzDNYKpwcxUG3 8FbT/x7WL52H+J0ZwRlAxWBU297l0V6JpdO+YHfRp9p2oi9LbUF6nl+kkOZR07zW 76nFW+M44VWlKxeCmgRLtVTHTIUZTRMw4GKalr7c3pwSetzEpo0= =tHZF -----END PGP SIGNATURE----- --pf9I7BMVVzbSWLtt--