From patchwork Thu Apr 30 11:48:09 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sudeep Holla X-Patchwork-Id: 11519931 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 5588A913 for ; Thu, 30 Apr 2020 11:48:49 +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 340BB2078D for ; Thu, 30 Apr 2020 11:48:49 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="IinNTIcg" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 340BB2078D 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+patchwork-linux-arm=patchwork.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:MIME-Version:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:Message-Id:Date: Subject:To:From:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To: References:List-Owner; bh=u0qqWc4AeVVjEfoGp1ZgaIZRu4ReXr3lr5xBqc3w+zo=; b=Iin NTIcglsq/SBJigRJP+Qvz1Kxe2u/QayPP3veuCObTpy3nzxSbzRK7Zy4P+IBIvgbaqXsKJJL4LNqV ymJ2mXAzMPSVUUZaVUHdyWnuWR646DgrZudalSSmaBDYzJg4aIt5qK+lSYzALZ7kl0bflMlNz0JkQ xhZezQZ1YPlzb61LgOf7/RCIQcqxvmS3XCP+4zQ7ElB8nPgMa3IfbBaCgHFzGD3+oGKlHOO5CDeuM 8pUZ8QtsDUK8dUxpRe9j1ZilV7UuWFRjhZO6mTWSNwRX1GhPKBl4evKSoyIvkq4uVpefcOsuHIErI WIz+CYjq8KI6KrVPEaACMsi9B0+L3aA==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jU7gI-0006Zq-Pc; Thu, 30 Apr 2020 11:48:42 +0000 Received: from foss.arm.com ([217.140.110.172]) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jU7gF-0006XM-B3 for linux-arm-kernel@lists.infradead.org; Thu, 30 Apr 2020 11:48:40 +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 E49801045; Thu, 30 Apr 2020 04:48:36 -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 A60753F305; Thu, 30 Apr 2020 04:48:35 -0700 (PDT) From: Sudeep Holla To: linux-arm-kernel@lists.infradead.org Subject: [PATCH 0/5] arm/arm64: smccc: Add ARCH_SOC_ID support Date: Thu, 30 Apr 2020 12:48:09 +0100 Message-Id: <20200430114814.14116-1-sudeep.holla@arm.com> X-Mailer: git-send-email 2.17.1 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200430_044839_427398_82902F28 X-CRM114-Status: UNSURE ( 9.42 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -2.3 (--) X-Spam-Report: SpamAssassin version 3.4.4 on bombadil.infradead.org summary: Content analysis details: (-2.3 points) pts rule name description ---- ---------------------- -------------------------------------------------- -2.3 RCVD_IN_DNSWL_MED RBL: Sender listed at https://www.dnswl.org/, medium trust [217.140.110.172 listed in list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mark Rutland , Lorenzo Pieralisi , Catalin Marinas , linux-kernel@vger.kernel.org, Steven Price , harb@amperecomputing.com, Sudeep Holla , Will Deacon MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org Hi, This patch series adds support for SMCCCv1.2 ARCH_SOC_ID. This doesn't add other changes added in SMCCC v1.2 yet. They will follow these soon along with its first user SPCI/PSA-FF. This is tested using upstream TF-A + the patch[1] fixing the original implementation there. Sudeep Holla (5): arm/arm64: smccc: Update link to latest SMCCC specification arm/arm64: smccc: Add the definition for SMCCCv1.2 version/error codes arm/arm64: smccc: Drop smccc_version enum and use ARM_SMCCC_VERSION_1_x instead firmware: psci: Add function to fetch SMCCC version arm/arm64: smccc: Add ARCH_SOC_ID support --- Regards, Sudeep [1] https://review.trustedfirmware.org/c/TF-A/trusted-firmware-a/+/4001 arch/arm64/kernel/paravirt.c | 2 +- drivers/firmware/psci/Makefile | 2 +- drivers/firmware/psci/psci.c | 13 ++- drivers/firmware/psci/soc_id.c | 148 +++++++++++++++++++++++++++++++++ include/linux/arm-smccc.h | 23 ++++- include/linux/psci.h | 7 +- 6 files changed, 181 insertions(+), 14 deletions(-) create mode 100644 drivers/firmware/psci/soc_id.c -- 2.17.1