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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 883BDC47DDF for ; Wed, 31 Jan 2024 11:36:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References: Message-ID:Subject:Cc:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=5MVbNtXpUMTn6iQCWl4DiAgxtK4WoAVY1gYnlM3Q7v0=; b=c6+sFxSyecuMn3 6tz+nSeWfrTYp5YI7vxKg1mDQNYeibtxAHfIPMHwXHDUvZ1S9LBtuCNHwn6S8hpZIXOx6OWtSGhkp 1TRE6Xnoxr2LoxwLvhb8FkqcfGq5C0w6m64dbY7zksBbhwEUBCCrmvnEzOp3sCtvndOFFGbF2oJWz xreSJKmy4afHDVs8TIAEA//S/qN7/tJAUgL77YsTzVApBEAmkqMxT3kPo97znLbfgAq2Nj9ezjmB7 cM+oWywuNwPRhcCr/i+fQlkS38RaE3y37bWta1rhMtyR5cxE8682/MH0ZaoGEAXOUphdfWjOAo5al XCPp2/H8t6HDvXQlOkeg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1rV8sm-000000038yO-3CbA; Wed, 31 Jan 2024 11:35:56 +0000 Received: from foss.arm.com ([217.140.110.172]) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1rV8sR-000000038kX-18i3 for linux-arm-kernel@lists.infradead.org; Wed, 31 Jan 2024 11:35:37 +0000 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id A134CDA7; Wed, 31 Jan 2024 03:36:15 -0800 (PST) Received: from pluto (unknown [172.31.20.19]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 2A8F73F762; Wed, 31 Jan 2024 03:35:30 -0800 (PST) Date: Wed, 31 Jan 2024 11:35:27 +0000 From: Cristian Marussi To: Sudeep Holla Cc: Sibi Sankar , rafael@kernel.org, viresh.kumar@linaro.org, morten.rasmussen@arm.com, dietmar.eggemann@arm.com, lukasz.luba@arm.com, linux-arm-kernel@lists.infradead.org, linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org, quic_mdtipton@quicinc.com, linux-arm-msm@vger.kernel.org Subject: Re: [PATCH V2 1/4] firmware: arm_scmi: Add perf_notify_support interface Message-ID: References: <20240117104116.2055349-1-quic_sibis@quicinc.com> <20240117104116.2055349-2-quic_sibis@quicinc.com> <20240131112854.24euh6c6xgljsj6c@bogus> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20240131112854.24euh6c6xgljsj6c@bogus> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240131_033535_535710_633FAF4D X-CRM114-Status: GOOD ( 20.39 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Wed, Jan 31, 2024 at 11:28:54AM +0000, Sudeep Holla wrote: > On Mon, Jan 29, 2024 at 05:33:42PM +0000, Cristian Marussi wrote: > > On Mon, Jan 29, 2024 at 03:50:20PM +0000, Cristian Marussi wrote: > > > On Wed, Jan 17, 2024 at 04:11:13PM +0530, Sibi Sankar wrote: > > > > Add a new perf_notify_support interface to the existing perf_ops to export > > > > info regarding limit/level change notification support. > > > > > > > > > > Hi Sibi, > > > > > > as I mentioned previously, in order not to add a needless stream of SCMI > > > Perf accessors I posted this: > > > > > > https://lore.kernel.org/linux-arm-kernel/20240129151002.1215333-1-cristian.marussi@arm.com/T/#u > > > > > > to expose all the Perf domains infos via the usual info_get(), similarly > > > to how other SCMI protocols do already. > > > > > > I think that reworking this series on that, you can certainly drop this patch and just > > > check the _notify booleans on the retrieved domain info. > > > > Sorry, but hold on with this change, I will probably post an updated version > > my patch above. > > > > As discussed in private, I would prefer to avoid exposing all the internals > to the users of SCMI perf. At the same time may we can do better if we can > check the availability of notification as part of notification enablement > from the SCMI driver, I need to think the details yet. Yes a patch is under-work to avoid exposing too much Perf info AND to avoid adding ad-hoc accessors like xlate, in this case. Thanks, Cristian _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel