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 C75D7C5475B for ; Thu, 14 Mar 2024 11:09:37 +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=2ZVBFGdodFW42wvhQLA7r4eHyDXEzglmLa+S/di4NA4=; b=WeyBFr1u+BdPgB vvfIMDv/f6coF9GMcxgYAmioioFjCWL/We6G4nkVtqzrZev+89NPDVIerPCGKaLn33icmSFZGgJR2 6CHvQxzDGmuJa0/RXqUEYDXX60WWfAUB58LsfV+U+6GbJyx4ZSATI8WpZhJLWkTm6MhQRCBReN9rV shOiErz1lgMj1wbh8kFUOPHSzeQGRd8PGr7Po/SN3BuXn0QF6BTzK5Fmd8QUJaSU0VfCFfv2Zze6l J/8bPSk9BQJwAbkAukEdfRThTN4MC45AtZJrU1GgwW9c00llTJ/AwpnRkaavw7yxh8tOa5YMdPiUX 9D6DCwZoCvsApRA3cUKw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1rkixe-0000000E1oP-0z9Y; Thu, 14 Mar 2024 11:09:22 +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 1rkixb-0000000E1nq-25z1 for linux-arm-kernel@lists.infradead.org; Thu, 14 Mar 2024 11:09:20 +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 15778DA7; Thu, 14 Mar 2024 04:09:54 -0700 (PDT) Received: from bogus (e103737-lin.cambridge.arm.com [10.1.197.49]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 929A73F73F; Thu, 14 Mar 2024 04:09:14 -0700 (PDT) Date: Thu, 14 Mar 2024 11:09:11 +0000 From: Sudeep Holla To: David Woodhouse Cc: linux-arm-kernel@lists.infradead.org, kvm@vger.kernel.org, Paolo Bonzini , Sudeep Holla , Jonathan Corbet , Marc Zyngier , Oliver Upton , James Morse , Suzuki K Poulose , Zenghui Yu , Catalin Marinas , Will Deacon , Mark Rutland , Lorenzo Pieralisi , "Rafael J. Wysocki" , Len Brown , Pavel Machek , Mostafa Saleh , Jean-Philippe Brucker , linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, kvmarm@lists.linux.dev, linux-pm@vger.kernel.org Subject: Re: [RFC PATCH 2/2] arm64: Use SYSTEM_OFF2 PSCI call to power off for hibernate Message-ID: References: <20240312135958.727765-1-dwmw2@infradead.org> <20240312135958.727765-3-dwmw2@infradead.org> <520ce28050c29cca754493f0595d4a64d45796ee.camel@infradead.org> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240314_040919_631056_CC482B0C X-CRM114-Status: GOOD ( 18.58 ) 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="utf-8" Content-Transfer-Encoding: base64 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org T24gV2VkLCBNYXIgMTMsIDIwMjQgYXQgMDM6MzQ6NDRQTSArMDAwMCwgU3VkZWVwIEhvbGxhIHdy b3RlOgo+IE9uIFR1ZSwgTWFyIDEyLCAyMDI0IGF0IDA0OjM2OjA1UE0gKzAwMDAsIERhdmlkIFdv b2Rob3VzZSB3cm90ZToKPiA+IE9uIFR1ZSwgMjAyNC0wMy0xMiBhdCAxNTo1NyArMDAwMCwgU3Vk ZWVwIEhvbGxhIHdyb3RlOgo+ID4gPiBMb29rZWQgYnJpZWZseSBhdCByZWdpc3Rlcl9zeXNfb2Zm X2hhbmRsZXIgYW5kIGl0IHNob3VsZCBiZSBPSyB0byBjYWxsCj4gPiA+IGl0IGZyb20gcHNjaV9p bml0X3N5c3RlbV9vZmYyKCkgYmVsb3cuIEFueSBwYXJ0aWN1bGFyIHJlYXNvbiBmb3IgaGF2aW5n Cj4gPiA+IHNlcGFyYXRlIGluaXRjYWxsIHRvIGRvIHRoaXMgPyBXZSBjYW4gZXZlbiBlbGltaW5h dGUgdGhlIG5lZWQgZm9yCj4gPiA+IHBzY2lfaW5pdF9zeXN0ZW1fb2ZmMiBpZiBpdCBjYW4gYmUg Y2FsbGVkIGZyb20gdGhlcmUuIFdoYXQgYW0gSSBtaXNzaW5nID8KPiA+Cj4gPiBNeSBmaXJzdCBh dHRlbXB0IGRpZCB0aGF0LiBJIGRvbid0IHRoaW5rIHdlIGNhbiBrbWFsbG9jIHRoYXQgZWFybHk6 Cj4gPgo+Cj4gVGhhdCB3YXMgd2FzIGluaXRpYWwgZ3Vlc3MuIEJ1dCBhIHF1aWNrIGhhY2sgb24g bXkgc2V0dXAgYW5kIHJ1bm5pbmcgaXQgb24KPiB0aGUgRlZQIG1vZGVsIGRpZG4ndCBjb21wbGFp bi4gSSB0aGluayBlaXRoZXIgSSBtZXNzZWQgdXAgb3Igc29tZXRoaW5nIGVsc2UKPiB3cm9uZywg SSBtdXN0IGNoZWNrIG9uIHNvbWUgaC93LiBBbnl3YXlzIHNvcnJ5IGZvciB0aGUgbm9pc2UgYW5k IHRoYW5rcyBmb3IKPiB0aGUgcmVzcG9uc2UuCj4KCk9LLCBpdCB3YXMgaW5kZWVkIGdpdmluZyAt RU5PTUVNIHdoaWNoIGluIG15IGhhY2sgZGlkbid0IGdldCBwcm9wb2dhdGVkCnByb3Blcmx5IPCf mYEuIEkgYXNzdW1lIHlvdSBoYXZlIHNvbWUgY29uZmlncyB0aGF0IGlzIHJlc3VsdGluZyBpbiB0 aGUKY3Jhc2ggaW5zdGVhZCBvZiAtRU5PTUVNIGFzIEkgc2VlIGluIG15IHNldHVwKEZWUCBhcyB3 ZWxsIGFzIGhhcmR3YXJlKS4KClNvcnJ5IGZvciB0aGUgbm9pc2UuCgotLQpSZWdhcmRzLApTdWRl ZXAKCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCmxpbnV4 LWFybS1rZXJuZWwgbWFpbGluZyBsaXN0CmxpbnV4LWFybS1rZXJuZWxAbGlzdHMuaW5mcmFkZWFk Lm9yZwpodHRwOi8vbGlzdHMuaW5mcmFkZWFkLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2xpbnV4LWFy bS1rZXJuZWwK