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=-12.2 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,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 18657C433E0 for ; Thu, 24 Dec 2020 06:44:24 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B205A22285 for ; Thu, 24 Dec 2020 06:44:23 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1725833AbgLXGoX (ORCPT ); Thu, 24 Dec 2020 01:44:23 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42852 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726064AbgLXGoX (ORCPT ); Thu, 24 Dec 2020 01:44:23 -0500 Received: from mail-pl1-x636.google.com (mail-pl1-x636.google.com [IPv6:2607:f8b0:4864:20::636]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id CD820C061794 for ; Wed, 23 Dec 2020 22:43:42 -0800 (PST) Received: by mail-pl1-x636.google.com with SMTP id t6so882472plq.1 for ; Wed, 23 Dec 2020 22:43:42 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:content-transfer-encoding:in-reply-to :user-agent; bh=EggZlPNaFVNouUQNpMn4xGppTh9DzckHE4NrKj3sjKU=; b=Oh3/knrLmICSN2Z3rwKTSyV0rZAdC95C5D83OrFtERU6Bx2ojcAX/s8nBJJNKbvkSv BfQYGy1zC8m1ZuYadonmShwKsEssyRaQOZBAyphCdJD8hE380Ft5/TXEmY6MO3GlJasq RrkhWNQEmgh/GsGttqWcNfZ71NVDkNEYwWsjuqkP8VdwJTCX2vdDpxVwsnQ5HNEweh0M An3fXfg9/d0G0+FuPk0ByAahetYKeSmx82mAoRUPnE+BrNipzngY1IzLAgLZrzjOCrN5 irhxwHDc5mBc6s5RnM5iXO8Nlvm9QXzBmJqpuOPmEAQFWdjKY9j2t4sfjZzWKZOQDh3R twCg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:content-transfer-encoding :in-reply-to:user-agent; bh=EggZlPNaFVNouUQNpMn4xGppTh9DzckHE4NrKj3sjKU=; b=uElS7vYVl1CTz9vXIiS2pRcdNI23eV9eNtn3mlkfFFANmZlHFYkclN6ntXmTmLHLgK Rzc4D9YvWpitUJ4DdTUNoK7pX7H7x0WuGSUugjRGyUnWerG7/TqMGBWzo3w2w/s9mt4T qIr1F4Y+D11+hRZs/tjrIPTTBCWTu3auBUeDo9I4b4Cftp+8RwoRTrmpfrAL6hkSeQGE 0OkZnsimci7VbsrUZUCaGeUH1JYN2kmEOoyHYveNtXo84JcaxY3n3aHpTSHWCC64VlxL 9E/O/t+FACbVttFv5JZjVw05BHdWWzWS93STCXYOyhCYzqtnbbWwRf0mXz4D98THWyMp mnhg== X-Gm-Message-State: AOAM530TVoVcFGsusUK9Dgwt+D4Y+0mY4M3fTmu/bDay2zPAbz1VBuSj NR+SByfyD0/DsFc+By5Uq98lWg== X-Google-Smtp-Source: ABdhPJzvXFDg0AOs/T4jYpQbUFp8mqlvGxAfA/7keO1x94rQjdeak+7MJF5KZ9Mxu1T0gEblsk2C9g== X-Received: by 2002:a17:90b:60b:: with SMTP id gb11mr3193035pjb.122.1608792222393; Wed, 23 Dec 2020 22:43:42 -0800 (PST) Received: from localhost ([122.172.20.109]) by smtp.gmail.com with ESMTPSA id c14sm24658375pfd.37.2020.12.23.22.43.41 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Wed, 23 Dec 2020 22:43:41 -0800 (PST) Date: Thu, 24 Dec 2020 12:13:39 +0530 From: Viresh Kumar To: Dmitry Osipenko Cc: Thierry Reding , Jonathan Hunter , Mark Brown , Liam Girdwood , Ulf Hansson , Mauro Carvalho Chehab , Rob Herring , Peter Geis , Nicolas Chauvet , Krzysztof Kozlowski , "Rafael J. Wysocki" , Kevin Hilman , Peter De Schrijver , Viresh Kumar , Stephen Boyd , Michael Turquette , devel@driverdev.osuosl.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-media@vger.kernel.org, linux-tegra@vger.kernel.org, linux-clk@vger.kernel.org Subject: Re: [PATCH v2 11/48] opp: Add dev_pm_opp_find_level_ceil() Message-ID: <20201224064339.zngidobhstnlu2a3@vireshk-i7> References: <20201217180638.22748-1-digetx@gmail.com> <20201217180638.22748-12-digetx@gmail.com> <20201222064253.x7vsurh7q5k7qzb5@vireshk-i7> <20201223041931.klnppy4fu3sdgtsz@vireshk-i7> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: User-Agent: NeoMutt/20180716-391-311a52 Precedence: bulk List-ID: X-Mailing-List: linux-tegra@vger.kernel.org On 23-12-20, 23:37, Dmitry Osipenko wrote: > 23.12.2020 07:19, Viresh Kumar пишет: > > On 22-12-20, 22:15, Dmitry Osipenko wrote: > >> 22.12.2020 09:42, Viresh Kumar пишет: > >>> On 17-12-20, 21:06, Dmitry Osipenko wrote: > >>>> Add a ceil version of the dev_pm_opp_find_level(). It's handy to have if > >>>> levels don't start from 0 in OPP table and zero usually means a minimal > >>>> level. > >>>> > >>>> Signed-off-by: Dmitry Osipenko > >>> > >>> Why doesn't the exact version work for you here ? > >>> > >> > >> The exact version won't find OPP for level=0 if levels don't start with > >> 0, where 0 means that minimal level is desired. > > > > Right, but why do you need to send 0 for your platform ? > > > > To put power domain into the lowest performance state when device is idling. I see. So you really want to set it to the lowest state or just take the vote out ? Which may end up powering off the domain in the worst case ? -- viresh 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=-10.1 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=ham 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 3A425C433DB for ; Thu, 24 Dec 2020 06:43:46 +0000 (UTC) Received: from hemlock.osuosl.org (smtp2.osuosl.org [140.211.166.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 9FA7022283 for ; Thu, 24 Dec 2020 06:43:45 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 9FA7022283 Authentication-Results: mail.kernel.org; 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Wed, 23 Dec 2020 22:43:41 -0800 (PST) Date: Thu, 24 Dec 2020 12:13:39 +0530 From: Viresh Kumar To: Dmitry Osipenko Subject: Re: [PATCH v2 11/48] opp: Add dev_pm_opp_find_level_ceil() Message-ID: <20201224064339.zngidobhstnlu2a3@vireshk-i7> References: <20201217180638.22748-1-digetx@gmail.com> <20201217180638.22748-12-digetx@gmail.com> <20201222064253.x7vsurh7q5k7qzb5@vireshk-i7> <20201223041931.klnppy4fu3sdgtsz@vireshk-i7> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: User-Agent: NeoMutt/20180716-391-311a52 X-BeenThere: driverdev-devel@linuxdriverproject.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux Driver Project Developer List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Ulf Hansson , Michael Turquette , dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, Thierry Reding , linux-clk@vger.kernel.org, devel@driverdev.osuosl.org, Kevin Hilman , Nicolas Chauvet , Viresh Kumar , Krzysztof Kozlowski , Jonathan Hunter , linux-media@vger.kernel.org, devicetree@vger.kernel.org, Rob Herring , linux-tegra@vger.kernel.org, Mauro Carvalho Chehab , Stephen Boyd , Peter De Schrijver , "Rafael J. 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Wed, 23 Dec 2020 22:43:42 -0800 (PST) Received: from localhost ([122.172.20.109]) by smtp.gmail.com with ESMTPSA id c14sm24658375pfd.37.2020.12.23.22.43.41 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Wed, 23 Dec 2020 22:43:41 -0800 (PST) Date: Thu, 24 Dec 2020 12:13:39 +0530 From: Viresh Kumar To: Dmitry Osipenko Subject: Re: [PATCH v2 11/48] opp: Add dev_pm_opp_find_level_ceil() Message-ID: <20201224064339.zngidobhstnlu2a3@vireshk-i7> References: <20201217180638.22748-1-digetx@gmail.com> <20201217180638.22748-12-digetx@gmail.com> <20201222064253.x7vsurh7q5k7qzb5@vireshk-i7> <20201223041931.klnppy4fu3sdgtsz@vireshk-i7> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: User-Agent: NeoMutt/20180716-391-311a52 X-Mailman-Approved-At: Fri, 25 Dec 2020 09:42:09 +0000 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Ulf Hansson , Michael Turquette , dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, Thierry Reding , linux-clk@vger.kernel.org, devel@driverdev.osuosl.org, Kevin Hilman , Nicolas Chauvet , Viresh Kumar , Krzysztof Kozlowski , Jonathan Hunter , linux-media@vger.kernel.org, devicetree@vger.kernel.org, Rob Herring , linux-tegra@vger.kernel.org, Mauro Carvalho Chehab , Stephen Boyd , Peter De Schrijver , "Rafael J. Wysocki" , Liam Girdwood , Mark Brown , Peter Geis Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" T24gMjMtMTItMjAsIDIzOjM3LCBEbWl0cnkgT3NpcGVua28gd3JvdGU6Cj4gMjMuMTIuMjAyMCAw NzoxOSwgVmlyZXNoIEt1bWFyINC/0LjRiNC10YI6Cj4gPiBPbiAyMi0xMi0yMCwgMjI6MTUsIERt aXRyeSBPc2lwZW5rbyB3cm90ZToKPiA+PiAyMi4xMi4yMDIwIDA5OjQyLCBWaXJlc2ggS3VtYXIg 0L/QuNGI0LXRgjoKPiA+Pj4gT24gMTctMTItMjAsIDIxOjA2LCBEbWl0cnkgT3NpcGVua28gd3Jv dGU6Cj4gPj4+PiBBZGQgYSBjZWlsIHZlcnNpb24gb2YgdGhlIGRldl9wbV9vcHBfZmluZF9sZXZl bCgpLiBJdCdzIGhhbmR5IHRvIGhhdmUgaWYKPiA+Pj4+IGxldmVscyBkb24ndCBzdGFydCBmcm9t IDAgaW4gT1BQIHRhYmxlIGFuZCB6ZXJvIHVzdWFsbHkgbWVhbnMgYSBtaW5pbWFsCj4gPj4+PiBs ZXZlbC4KPiA+Pj4+Cj4gPj4+PiBTaWduZWQtb2ZmLWJ5OiBEbWl0cnkgT3NpcGVua28gPGRpZ2V0 eEBnbWFpbC5jb20+Cj4gPj4+Cj4gPj4+IFdoeSBkb2Vzbid0IHRoZSBleGFjdCB2ZXJzaW9uIHdv cmsgZm9yIHlvdSBoZXJlID8KPiA+Pj4KPiA+Pgo+ID4+IFRoZSBleGFjdCB2ZXJzaW9uIHdvbid0 IGZpbmQgT1BQIGZvciBsZXZlbD0wIGlmIGxldmVscyBkb24ndCBzdGFydCB3aXRoCj4gPj4gMCwg d2hlcmUgMCBtZWFucyB0aGF0IG1pbmltYWwgbGV2ZWwgaXMgZGVzaXJlZC4KPiA+IAo+ID4gUmln aHQsIGJ1dCB3aHkgZG8geW91IG5lZWQgdG8gc2VuZCAwIGZvciB5b3VyIHBsYXRmb3JtID8KPiA+ IAo+IAo+IFRvIHB1dCBwb3dlciBkb21haW4gaW50byB0aGUgbG93ZXN0IHBlcmZvcm1hbmNlIHN0 YXRlIHdoZW4gZGV2aWNlIGlzIGlkbGluZy4KCkkgc2VlLiBTbyB5b3UgcmVhbGx5IHdhbnQgdG8g c2V0IGl0IHRvIHRoZSBsb3dlc3Qgc3RhdGUgb3IganVzdCB0YWtlIHRoZSB2b3RlCm91dCA/IFdo aWNoIG1heSBlbmQgdXAgcG93ZXJpbmcgb2ZmIHRoZSBkb21haW4gaW4gdGhlIHdvcnN0IGNhc2Ug PwoKLS0gCnZpcmVzaApfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fXwpkcmktZGV2ZWwgbWFpbGluZyBsaXN0CmRyaS1kZXZlbEBsaXN0cy5mcmVlZGVza3RvcC5v cmcKaHR0cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9kcmktZGV2 ZWwK