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=-8.5 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,T_DKIMWL_WL_HIGH,URIBL_BLOCKED,USER_AGENT_MUTT 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 042B3C282DE for ; Wed, 5 Jun 2019 09:40:45 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id CDF6820866 for ; Wed, 5 Jun 2019 09:40:44 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="fK2Sriqq" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org CDF6820866 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=arm.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References: Message-ID:Subject: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=bFV1yDDIpeEUQhAly7diF9ZykFYnyDfQCERS/y2EDlY=; b=fK2SriqqXB7LpT Tr/1O4jAU1Qkv7vBCINb84SVGnoy3vXFeQTttl8hu6aZinNHPAQo6s3NlKhd6uwCf6HvCmV7kFGCK 7JV1NtF3+MM3TAH1yyIFVolWcKbHNGSxlbDpXOzlE6k27QOasxW8nkuph2/XJLgMZ4yQcVimkkcuV 2gDP6ciE9mTCAwzxBgjIiisczkvHdd6FM1apQaTtzF6n3cl20iFVEiFjm8d+p4p3JaDHtwNaCxwgw koXjwh+vY4OtfNSZVewz8CZbMDrMX6M37ttlmrPq1iDBJ807+hu7W5+BGn/9bLesIquxmUBC2ywfJ JsM+iGbIJMuFC06ervgg==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1hYSPS-0005GB-TC; Wed, 05 Jun 2019 09:40:42 +0000 Received: from usa-sjc-mx-foss1.foss.arm.com ([217.140.101.70] helo=foss.arm.com) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1hYSPQ-0005FT-3k for linux-arm-kernel@lists.infradead.org; Wed, 05 Jun 2019 09:40:41 +0000 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.72.51.249]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id B614C374; Wed, 5 Jun 2019 02:40:36 -0700 (PDT) Received: from e107155-lin (e107155-lin.cambridge.arm.com [10.1.196.42]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 5B9A93F690; Wed, 5 Jun 2019 02:40:34 -0700 (PDT) Date: Wed, 5 Jun 2019 10:40:31 +0100 From: Sudeep Holla To: Ali Saidi Subject: Re: [PATCH 2/3] arm64: export acpi_psci_use_hvc Message-ID: <20190605094031.GB28613@e107155-lin> References: <20190604203100.15050-1-alisaidi@amazon.com> <20190604203100.15050-3-alisaidi@amazon.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20190604203100.15050-3-alisaidi@amazon.com> User-Agent: Mutt/1.9.4 (2018-02-28) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190605_024040_159992_20457449 X-CRM114-Status: GOOD ( 17.27 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Sudeep Holla , Herbert Xu , Arnd Bergmann , Greg Kroah-Hartman , Benjamin Herrenschmidt , Matt Mackall , Will Deacon , linux-kernel@vger.kernel.org, Ron Rindjunsky , linux-crypto@vger.kernel.org, Catalin Marinas , David Woodhouse , linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Tue, Jun 04, 2019 at 08:30:59PM +0000, Ali Saidi wrote: > Allow a module that wants to make SMC calls to detect if it should be > using smc or hvc. > > Signed-off-by: Ali Saidi > --- > arch/arm64/kernel/acpi.c | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/arch/arm64/kernel/acpi.c b/arch/arm64/kernel/acpi.c > index 803f0494dd3e..ea41c6541d3c 100644 > --- a/arch/arm64/kernel/acpi.c > +++ b/arch/arm64/kernel/acpi.c > @@ -119,6 +119,7 @@ bool acpi_psci_use_hvc(void) > { > return acpi_gbl_FADT.arm_boot_flags & ACPI_FADT_PSCI_USE_HVC; > } > +EXPORT_SYMBOL_GPL(acpi_psci_use_hvc); > I would rather have this in drivers/firmware/psci/psci.c checking the value of psci_ops.conduit so that it's not just ACPI specific and can be used on DT platforms too if required. -- Regards, Sudeep _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel