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 AED58C83F1A for ; Wed, 23 Jul 2025 09:37:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: Content-Type:In-Reply-To:From:References:Cc:To:Subject:MIME-Version:Date: Message-ID:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=GiqDTyK73ieUUGAPQjczNxLpfeRSmj+NAB5ruxnwY8w=; b=STFHEcwFCyufkhVJBMIZ2QfLAA 3F5wA0xRJ6Q3y0aTxTfreSoWtq9vqGUsQFktz0NxiIgd+nr2UTQ9hU+KD5NkaMRIlS0vX0Uo5tyns 7iZlFfCHF/dqmpTWrh8Fs1UQaKTS2e3HODJR47Rdfa44e8JVmdxXnMi7xHhTBg8kRyxzwGW9kXGi/ zz8MhF7ntZuO2cOXn3FSFWb8LC4YQsvptpAXqqyAZ6R/9WLq1hmvlJG4WxjTgWx0VLteS4reMYZje 5lQ0ycEiUeZv/IOKuNgjslZfw/vouSmrSrqy6lUZPcdBS669Yw8/RBmarwG4wXZFOlcPyxi8WCPZ7 lITr6wGw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1ueVuS-00000004Wq0-368w; Wed, 23 Jul 2025 09:37:12 +0000 Received: from sea.source.kernel.org ([2600:3c0a:e001:78e:0:1991:8:25]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1ueVLC-00000004RpO-1Qnv for linux-arm-kernel@lists.infradead.org; Wed, 23 Jul 2025 09:00:47 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sea.source.kernel.org (Postfix) with ESMTP id A8AC744028; Wed, 23 Jul 2025 09:00:45 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 10ED5C4CEE7; Wed, 23 Jul 2025 09:00:42 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1753261245; bh=uY/0flj583lOefShgekeFjG4SldMGKNX2k41Gwa3udQ=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=h74P1KVsWWv3AE+EU8hXR7Cuyn4Eka9sKV+4Dh2bNqpAenoNzYH1SzsXgNon4Vp1E 57y1dxGRSeN6du/ORxuLU2nY+2GDk+gk4K+3GnNhqbr5yS308F4Zwynw66j21kzxEo SKKbn76ut326an85/aN3jxEbNkDIY/jz1qN0zTIQ3chCR92Uy/JPqlfk+2mN5Tpil9 kBIbnaOA4pCOhuS9xHP6UBqyMK4RSBachNSAbE8pz0O52SFJsz8v8uDBx6fUkyxFM7 NNQKcl29ueHrxks2hJJZkLQ/EDCECO2CLcW14wSvt1wzjl8opH7UQhS3Lc4u3rzxFV rgvbaqUE8VqXA== Message-ID: Date: Wed, 23 Jul 2025 11:00:41 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v7] soc: samsung: exynos-pmu: Enable CPU Idle for gs101 To: Krzysztof Kozlowski , =?UTF-8?Q?Andr=C3=A9_Draszik?= , Tudor Ambarus , Alim Akhtar , Peter Griffin Cc: William Mcvicker , linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, linux-kernel@vger.kernel.org, kernel-team@android.com, sudeep.holla@arm.com References: <20250717-gs101-cpuidle-v7-1-33d51770114b@linaro.org> <175308588382.28993.16370211179082448125.b4-ty@linaro.org> From: Krzysztof Kozlowski Content-Language: en-US Autocrypt: addr=krzk@kernel.org; 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charset=UTF-8 Content-Transfer-Encoding: 7bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250723_020046_425907_E5DB923D X-CRM114-Status: GOOD ( 11.43 ) 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: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 21/07/2025 10:18, Krzysztof Kozlowski wrote: > > On Thu, 17 Jul 2025 17:22:36 +0100, Peter Griffin wrote: >> Register cpu pm notifiers for gs101 which call the >> gs101_cpu_pmu_online/offline callbacks which in turn program the ACPM >> C2 hint. This hint is required to actually enter the C2 idle state in >> addition to the PSCI calls due to limitations in the el3mon/ACPM firmware. >> >> A couple of corner cases are handled, namely when the system is rebooting >> or suspending we ignore the request. Additionally the request is ignored if >> the CPU is in CPU hot plug. Some common code is refactored so that it can >> be called from both the CPU hot plug callbacks and CPU PM notifier taking >> into account that CPU PM notifiers are called with IRQs disabled whereas >> CPU hotplug callbacks are not. >> >> [...] > > Applied, thanks! > > [1/1] soc: samsung: exynos-pmu: Enable CPU Idle for gs101 > (no commit info) > ... and dropped, because I missed the part it is not bisectable. This cannot go the same cycle. Best regards, Krzysztof