From patchwork Fri Jun 24 15:23:30 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sudeep Holla X-Patchwork-Id: 12894764 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 E5218C43334 for ; Fri, 24 Jun 2022 15:25:25 +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:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=1jHsGGEMRWyH596EqdW+zgMrNzM9PkJTSE+41ikMCbk=; b=Ckk3SNEQSSUzBY BtNIfDVpa55/Cgf44rqh3Q0etdeTG77ApUWEbwYoeT8oEv/OFmBKJI5rDktrYnA5dDU9J3NdNGzbQ VELm4C3N7L6WiNRaGdCq75iiFwyKLAm9vyymYV36NT6v1G4kXzVa/7DROVF4HBdITb5irIO+moxWO mMrTTWxgmPN9bOdjigKY6Yqs+arCL+G/l1/HiStY7h0gqCrGhM/uLUsPhDVLf0h35ybxzmc4df4rK 0wEpvCR+nx9rM4y1710W0a69dKy0M/66jWw+0Yi9wQz9mc0S4Z25nT534Y0iIVzqL01jhBnv2MVWp LWJmVH7LNtJWbKT1mOVw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1o4lAa-002qBU-R9; Fri, 24 Jun 2022 15:24:28 +0000 Received: from foss.arm.com ([217.140.110.172]) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1o4l9y-002pzm-Q3 for linux-arm-kernel@lists.infradead.org; Fri, 24 Jun 2022 15:23:52 +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 5C4161480; Fri, 24 Jun 2022 08:23:47 -0700 (PDT) Received: from usa.arm.com (e103737-lin.cambridge.arm.com [10.1.197.49]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id 015693F534; Fri, 24 Jun 2022 08:23:45 -0700 (PDT) From: Sudeep Holla To: linux-acpi@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-efi@vger.kernel.org Cc: Sudeep Holla , Ard Biesheuvel , Catalin Marinas , Will Deacon , "Rafael J . Wysocki" , Jose Marinho Subject: [PATCH 2/3] ACPI: Enable Platform Runtime Mechanism(PRM) support on ARM64 Date: Fri, 24 Jun 2022 16:23:30 +0100 Message-Id: <20220624152331.4009502-3-sudeep.holla@arm.com> X-Mailer: git-send-email 2.36.1 In-Reply-To: <20220624152331.4009502-1-sudeep.holla@arm.com> References: <20220624152331.4009502-1-sudeep.holla@arm.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220624_082350_943074_A66CA564 X-CRM114-Status: UNSURE ( 9.17 ) X-CRM114-Notice: Please train this message. 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 There is interest to make use of PRM(Platform Runtime Mechanism) even on ARM64 ACPI platforms. Allow PRM to be enabled on ARM64 platforms. It will be enabled by default as on x86_64. Signed-off-by: Sudeep Holla Acked-by: Ard Biesheuvel --- drivers/acpi/Kconfig | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/acpi/Kconfig b/drivers/acpi/Kconfig index 1e34f846508f..d08b7408f0a5 100644 --- a/drivers/acpi/Kconfig +++ b/drivers/acpi/Kconfig @@ -592,7 +592,7 @@ config X86_PM_TIMER config ACPI_PRMT bool "Platform Runtime Mechanism Support" - depends on EFI && X86_64 + depends on EFI && (X86_64 || ARM64) default y help Platform Runtime Mechanism (PRM) is a firmware interface exposing a