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 aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id C20B5D116F3 for ; Fri, 28 Nov 2025 12:02:39 +0000 (UTC) Received: from mx.denx.de (mx.denx.de [89.58.32.78]) by mx.groups.io with SMTP id smtpd.msgproc01-g2.14444.1764331349795986405 for ; Fri, 28 Nov 2025 04:02:30 -0800 Authentication-Results: mx.groups.io; dkim=pass header.i=@denx.de header.s=mx-20241105 header.b=NsFSgZ7h; spf=pass (domain: denx.de, ip: 89.58.32.78, mailfrom: pavel@denx.de) Received: from [127.0.0.1] (localhost [127.0.0.1]) by localhost (Mailerdaemon) with ESMTPSA id D4650101D52A3; Fri, 28 Nov 2025 13:02:20 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=denx.de; s=mx-20241105; t=1764331347; h=from:subject:date:message-id:to:cc:mime-version:content-type: in-reply-to:references; bh=BkfgZj20K//BgCTgiYEZOD+kQ462Me8fZrHE14nUwoQ=; b=NsFSgZ7hp0qk+oxaofWTljwp7aFh6GQNNwldb0alTbnGUgP+VoWbb3NBWQdlX3PA7jL+oA EMX/QSHNeXJIas8Kk9ZBqolZolBw18bxEL1HAhFp8TzzOmCAk+KjBJe1VU5ZlCRLrvX8Dk u/ohx71sv5YwcfZal7uU1pTkVhUEXdHqmWAOfDyeC8DfBEcWpUKw7sqGpS5Ssg0bW73p/x J6A1eX/8eJihsTy1kgWiXNN8iaiCW+0m6c2q+fZm7TV8N4HH+KZCVd6CQdKdieW5UpLldh PQ1aLuzzDqSuS5KdpsyyyoawQI/l7GNzA8WpCYxu+heu5koo0zsR3BhbiKnKyQ== Date: Fri, 28 Nov 2025 13:02:15 +0100 From: Pavel Machek To: Claudiu Cc: nobuhiro1.iwamatsu@toshiba.co.jp, cip-dev@lists.cip-project.org Subject: Re: [PATCH 5.10.y-cip 00/22] RZ/{G2L, G2LC, G2UL, G3S, Five, V2L}: Backport MSTOP support Message-ID: References: <20251106081218.2574950-1-claudiu.beznea.uj@bp.renesas.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="KIhGNLRDWht7f2eZ" Content-Disposition: inline In-Reply-To: <20251106081218.2574950-1-claudiu.beznea.uj@bp.renesas.com> X-Last-TLS-Session-Version: TLSv1.3 List-Id: X-Webhook-Received: from 45-33-107-173.ip.linodeusercontent.com [45.33.107.173] by aws-us-west-2-korg-lkml-1.web.codeaurora.org with HTTPS for ; Fri, 28 Nov 2025 12:02:39 -0000 X-Groupsio-URL: https://lists.cip-project.org/g/cip-dev/message/20765 --KIhGNLRDWht7f2eZ Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Hi! > Series backports the MSTOP (Module Stop) support for the Renesas > RZ/G2L, RZ/G2LC, RZ/G2UL, RZ/G3S, RZ/Five, RZ/V2L SoCs. >=20 > The purpose of MSTOP is to reduce power consumption by stopping > unnecessary module's functions. >=20 > If any master accesses a module that has the clock stopped and the > MSTOP bit set, a bus error will occur. >=20 > Due to this, to avoid CPU generating synchronous aborts, changes > to PM domain specific code were needed. The changes backported in > this series were adjusted to be executed only for the above > mentioned Renesas SoCs. >=20 > Please share your thoughts on this approach. Ok, so after IRC meeting, I went through the patches again, but I guess I'll need some more help. 03/22] PM: domains: Add helper to check for PM domain detach on unbind This one is not mainline, and is only non-mainline patch around, correct? 05/22] driver core: platform: Drop dev_pm_domain_detach() call 06/22] mmc: sdio: Drop dev_pm_domain_detach() call 07/22] spi: Drop dev_pm_domain_detach() call 08/22] rpmsg: core: Drop dev_pm_domain_detach() call 09/22] soundwire: bus: Drop dev_pm_domain_detach() call 10/22] serdev: Drop dev_pm_domain_detach() call 11/22] i2c: core: Drop dev_pm_domain_detach() call These are good cleanups, but are they neccessary for your goals? (Are you using rpmsg?) Could we get rid of some or all of these? 22/22] clk: renesas: r9a07g04[34]: Use tabs instead of spaces This one is certainly not neccessary. Thanks and best regards, Pavel --=20 In cooperation with DENX Software Engineering GmbH, HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany --KIhGNLRDWht7f2eZ Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iF0EABECAB0WIQRPfPO7r0eAhk010v0w5/Bqldv68gUCaSmPRwAKCRAw5/Bqldv6 8gKIAKChSQPmWJonCMLHYOQudP+cy6CDiACfTDLVbUWu4r9lixZyLyvw8Q3zJqo= =NISX -----END PGP SIGNATURE----- --KIhGNLRDWht7f2eZ--