From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-wm1-f54.google.com (mail-wm1-f54.google.com [209.85.128.54]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 496C6171679 for ; Fri, 21 Jun 2024 11:09:44 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.128.54 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1718968186; cv=none; b=guVqm4H3vceP99No1RFYoWIeDYcrdWiY9MBjaQ9kCpSynhARm9zUb/bHtcLPjOZZXuNcle6tM+UtzImrJ7NTIxvf8sS0zICbfHxKGo87OqeLqRnKpvfgg/Z9wAcyFbDuX2Hyckh/kfQq+fw2obsH+TzNw0mg72xX33ZNcJfohYw= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1718968186; c=relaxed/simple; bh=UeyG9kchf0zxgEEgp8jDwoE/Hk2+bGBJeSvo9sphu+k=; h=From:Date:To:Cc:Subject:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=BFrxQGsPg8Zn5/lolyR/cf1koYxEkaF/rrxco3EznUE0KvFv2VHo7kWuAnlF/hVJWwUlDYZNQZN+wi9FSbsJ7xmLE926LFJe1TuUH0T1F8jdAL0nBhtb0LmeQKQgHiSNHGIXcXJjhyDs5aTyPwQaPi0bqGqYLXJTNiGQilKumaU= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=suse.com; spf=pass smtp.mailfrom=suse.com; dkim=pass (2048-bit key) header.d=suse.com header.i=@suse.com header.b=JWlY3w3n; arc=none smtp.client-ip=209.85.128.54 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=suse.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=suse.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=suse.com header.i=@suse.com header.b="JWlY3w3n" Received: by mail-wm1-f54.google.com with SMTP id 5b1f17b1804b1-42189d3c7efso21450695e9.2 for ; Fri, 21 Jun 2024 04:09:44 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.com; s=google; t=1718968182; x=1719572982; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:subject:cc:to:date:from:from:to:cc:subject:date :message-id:reply-to; bh=zHsuFVS4awsFBM2t6sm8Ys7eAj/jRRpqo2iTjlv95r0=; b=JWlY3w3nrlWtAd0DbMHDLXl0a8H2xFi3cYSssmhQSZAaPDC1GM7xtj6bN3JxWbwYNR vuHqiWQ0x+NGv+7MX3gRw18JcmNtX+w1sf+ZYjj9Tgy6Ea85eeA8jXb9/h5tm7fbHbsl wD1kzAFtzWqyOywKpUeuLL+7dQ50SgU1DlhNhYpL/uhFI998xTKp0lx1spb6WKuPEO2o K1NrDRLL+PJpX5wkJIyrM9O6IQPQNPVYKLGgH/YxdcPKCEJ8j7dr5Dl/gQdi44wRWGxB Q56Gqlli0vbnEuTn5HdLcQbOP/AJo6YizQJzBJJdogZ9F5QVwQNCk8g2liJ34E9murFl OZiw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1718968182; x=1719572982; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:subject:cc:to:date:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=zHsuFVS4awsFBM2t6sm8Ys7eAj/jRRpqo2iTjlv95r0=; b=Vlx3Dto7RhWlDCjjNHx7Ll853shswY0oXbE+yFxONlKrfpzkQn2CG+UvOL/cCiw1eX DJvz9Wg594zGyRbV/6MMyqBJN0+sGc+6K8iICB+04pttN1f6DCenNntEHiG6ZH9m+J6i eCB0EjxH7mvSEXWFhzE4dPyrG5OkfHjbMb6bZp0RhmkLwkX9reDEsqK2U1mWeDwir0Do 05yWAaN+MhiEOd4awRtc76tDYdBWIiek8/0EfkJ3Z7Hd35/WouWHwzdUeOi1DTuMkqeA zON5u+0Ct8mz2oCiQdBFFJkAJozBicIFBB3SYLwNnty/id06KvMaJLK4FNISk92eClaa 7cuw== X-Forwarded-Encrypted: i=1; AJvYcCUZqVN5LovvW7+FHFXkgWcobtBZJIbYeF7IKxhQUqV6duh1od2elDKhS7Qd5xo9a7H4GP08XXcgCV0m95ngSir+unKGsHfnUXxrYJvG X-Gm-Message-State: AOJu0YxodaHY47lpJ2+9dLbKKDwVqJLEAuoUDaL8u1XME4sJn/auy+kX nyk7ar714oFLVf22+Q1ou01bacJ22pbyotJxBf66oeuSyE98woghHmKa3on+dQY= X-Google-Smtp-Source: AGHT+IHWqSd+4b+kL5eIms84HqApIOoZ4q4j0hTUEyemhj6WJGlU7JqnCm60md9Qk2uphszXRZUqNA== X-Received: by 2002:a05:600c:b4d:b0:422:7899:76d2 with SMTP id 5b1f17b1804b1-4247517fd71mr76062285e9.17.1718968182584; Fri, 21 Jun 2024 04:09:42 -0700 (PDT) Received: from mordecai.tesarici.cz (dynamic-2a00-1028-83b8-1e7a-3010-3bd6-8521-caf1.ipv6.o2.cz. [2a00:1028:83b8:1e7a:3010:3bd6:8521:caf1]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-4247d212254sm59634675e9.45.2024.06.21.04.09.41 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 21 Jun 2024 04:09:42 -0700 (PDT) From: Petr Tesarik X-Google-Original-From: Petr Tesarik Date: Fri, 21 Jun 2024 13:09:39 +0200 To: "Rafael J. Wysocki" Cc: Petr Tesarik , Len Brown , linux-acpi@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] ACPI: CPPC: add sysfs entry for guaranteed performance Message-ID: <20240621130911.78e4eec1@mordecai.tesarici.cz> In-Reply-To: References: <20240606115541.2069-1-ptesarik@suse.com> <20240621104848.3f14d60e@mordecai.tesarici.cz> X-Mailer: Claws Mail 4.2.0 (GTK 3.24.42; x86_64-suse-linux-gnu) Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable On Fri, 21 Jun 2024 12:16:06 +0200 "Rafael J. Wysocki" wrote: > On Fri, Jun 21, 2024 at 10:49=E2=80=AFAM Petr Tesarik wrote: > > > > On Thu, 6 Jun 2024 13:55:41 +0200 > > Petr Tesarik wrote: > > =20 > > > Expose the CPPC guaranteed performance as reported by the platform th= rough > > > GuaranteedPerformanceRegister. > > > > > > The current value is already read in cppc_get_perf_caps() and stored = in > > > struct cppc_perf_caps (to be used by the intel_pstate driver), so onl= y the > > > attribute itself needs to be defined. =20 > > > > Are there any objections to exposing this CPPC register through sysfs? > > I mean, if everybody is OK with it, the patch could be acked and queued > > for 6.11, right? =20 >=20 > It actually has been queued already, sorry for the missing notice. >=20 > It's been in linux-next for some time even. Oh, OK, I could have checked myself. ;-) Thanks! Petr T