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=-9.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, USER_AGENT_GIT 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 40B50C43603 for ; Tue, 10 Dec 2019 03:40:56 +0000 (UTC) Received: from mm01.cs.columbia.edu (mm01.cs.columbia.edu [128.59.11.253]) by mail.kernel.org (Postfix) with ESMTP id 008CA2077B for ; Tue, 10 Dec 2019 03:40:55 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 008CA2077B Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=arm.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=kvmarm-bounces@lists.cs.columbia.edu Received: from localhost (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id AD9504AF2B; Mon, 9 Dec 2019 22:40:55 -0500 (EST) X-Virus-Scanned: at lists.cs.columbia.edu Received: from mm01.cs.columbia.edu ([127.0.0.1]) by localhost (mm01.cs.columbia.edu [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id coNeRn-VLXRb; Mon, 9 Dec 2019 22:40:54 -0500 (EST) Received: from mm01.cs.columbia.edu (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id 7F0DA4AEFF; Mon, 9 Dec 2019 22:40:54 -0500 (EST) Received: from localhost (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id 80D9B4AEFF for ; Mon, 9 Dec 2019 22:40:52 -0500 (EST) X-Virus-Scanned: at lists.cs.columbia.edu Received: from mm01.cs.columbia.edu ([127.0.0.1]) by localhost (mm01.cs.columbia.edu [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id JJHv7oeVD1Qe for ; Mon, 9 Dec 2019 22:40:51 -0500 (EST) Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by mm01.cs.columbia.edu (Postfix) with ESMTP id 7FCCF4AED9 for ; Mon, 9 Dec 2019 22:40:51 -0500 (EST) 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 1A7DD1FB; Mon, 9 Dec 2019 19:40:51 -0800 (PST) Received: from entos-d05.shanghai.arm.com (entos-d05.shanghai.arm.com [10.169.40.35]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id F05563F52E; Mon, 9 Dec 2019 19:40:45 -0800 (PST) From: Jianyong Wu To: netdev@vger.kernel.org, yangbo.lu@nxp.com, john.stultz@linaro.org, tglx@linutronix.de, pbonzini@redhat.com, sean.j.christopherson@intel.com, maz@kernel.org, richardcochran@gmail.com, Mark.Rutland@arm.com, will@kernel.org, suzuki.poulose@arm.com, steven.price@arm.com Subject: [RFC PATCH v9 2/8] psci: let arm_smccc_1_1_invoke available by modules Date: Tue, 10 Dec 2019 11:40:20 +0800 Message-Id: <20191210034026.45229-3-jianyong.wu@arm.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20191210034026.45229-1-jianyong.wu@arm.com> References: <20191210034026.45229-1-jianyong.wu@arm.com> Cc: justin.he@arm.com, kvm@vger.kernel.org, linux-kernel@vger.kernel.org, nd@arm.com, kvmarm@lists.cs.columbia.edu, linux-arm-kernel@lists.infradead.org X-BeenThere: kvmarm@lists.cs.columbia.edu X-Mailman-Version: 2.1.14 Precedence: list List-Id: Where KVM/ARM decisions are made List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: kvmarm-bounces@lists.cs.columbia.edu Sender: kvmarm-bounces@lists.cs.columbia.edu Export arm_smccc_1_1_get_conduit and apply it to get conduit in arm_smccc_1_1_invoke, then modules can use this arm_smccc_1_1_invoke. Signed-off-by: Jianyong Wu --- drivers/firmware/psci/psci.c | 1 + include/linux/arm-smccc.h | 2 +- 2 files changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/firmware/psci/psci.c b/drivers/firmware/psci/psci.c index 5f31f1bea1af..cf509171422c 100644 --- a/drivers/firmware/psci/psci.c +++ b/drivers/firmware/psci/psci.c @@ -71,6 +71,7 @@ enum arm_smccc_conduit arm_smccc_1_1_get_conduit(void) return SMCCC_CONDUIT_NONE; } } +EXPORT_SYMBOL(arm_smccc_1_1_get_conduit); typedef unsigned long (psci_fn)(unsigned long, unsigned long, unsigned long, unsigned long); diff --git a/include/linux/arm-smccc.h b/include/linux/arm-smccc.h index 701fa1da6b4a..6f82c87308ed 100644 --- a/include/linux/arm-smccc.h +++ b/include/linux/arm-smccc.h @@ -373,7 +373,7 @@ asmlinkage void __arm_smccc_hvc(unsigned long a0, unsigned long a1, * The return value also provides the conduit that was used. */ #define arm_smccc_1_1_invoke(...) ({ \ - int method = psci_ops.conduit; \ + int method = arm_smccc_1_1_get_conduit(); \ switch (method) { \ case PSCI_CONDUIT_HVC: \ arm_smccc_1_1_hvc(__VA_ARGS__); \ -- 2.17.1 _______________________________________________ kvmarm mailing list kvmarm@lists.cs.columbia.edu https://lists.cs.columbia.edu/mailman/listinfo/kvmarm