From patchwork Wed Nov 30 17:16:12 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: James Morse X-Patchwork-Id: 13060147 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 5B6C1C4321E for ; Wed, 30 Nov 2022 17:32:22 +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=jGyiUXXTEfnQvxQDZDCZEPAgcj/jVjgZB+bxdIuwPlg=; b=D8ADK3FihnzkfB GPZAAUDPZnhdvO5n8wxQhK/BW29XO9Htujzb0CT6oeK8lFaxG7l9rKDdlWynko0otwFr3AHI1I8xo hqpN1weTkc+3cprcN72Q5ZLtx92OI5fw0Xc0gx2WBicIJsGvhO/QpNF3b5bhIgIlRuLGC467oCwEe NTx0UFz0iuORSOiqNz4qMdmIK6v5MVwtEawIwEtNFYrxga88RcVjJC4ng7IIdMS/4/o3a8ulR3j1v jbgCrLffhTGavTbVd75NsHHwrH1YjY9EQcFBYvmKdyondhcSVlgBHPHbA/ZxRlOla39O9c3FIv5IX ytziom+6CJAsnNUi/PNg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1p0QvR-0011MQ-S4; Wed, 30 Nov 2022 17:31:14 +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 1p0QmN-000xFX-EW for linux-arm-kernel@lists.infradead.org; Wed, 30 Nov 2022 17:21:54 +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 BF819D6E; Wed, 30 Nov 2022 09:21:57 -0800 (PST) Received: from eglon.cambridge.arm.com (eglon.cambridge.arm.com [10.1.197.38]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 63A0B3F73B; Wed, 30 Nov 2022 09:21:50 -0800 (PST) From: James Morse To: linux-arm-kernel@lists.infradead.org Cc: Catalin Marinas , Mark Brown , Will Deacon , James Morse Subject: [PATCH v2 13/38] arm64/sysreg: Standardise naming for MVFR0_EL1 Date: Wed, 30 Nov 2022 17:16:12 +0000 Message-Id: <20221130171637.718182-14-james.morse@arm.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20221130171637.718182-1-james.morse@arm.com> References: <20221130171637.718182-1-james.morse@arm.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20221130_092151_630373_B417B6A0 X-CRM114-Status: GOOD ( 12.11 ) 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 To convert the 32bit id registers to use the sysreg generation, they must first have a regular pattern, to match the symbols the script generates. Ensure symbols for the MVFR0_EL1 register use lower-case for feature names where the arm-arm does the same. No functional change. Signed-off-by: James Morse --- arch/arm64/include/asm/sysreg.h | 16 ++++++++-------- arch/arm64/kernel/cpufeature.c | 20 ++++++++++---------- 2 files changed, 18 insertions(+), 18 deletions(-) diff --git a/arch/arm64/include/asm/sysreg.h b/arch/arm64/include/asm/sysreg.h index 29d93a36eac9..0d4ab1c78d22 100644 --- a/arch/arm64/include/asm/sysreg.h +++ b/arch/arm64/include/asm/sysreg.h @@ -769,14 +769,14 @@ #define ID_PFR2_EL1_SSBS_SHIFT 4 #define ID_PFR2_EL1_CSV3_SHIFT 0 -#define MVFR0_FPROUND_SHIFT 28 -#define MVFR0_FPSHVEC_SHIFT 24 -#define MVFR0_FPSQRT_SHIFT 20 -#define MVFR0_FPDIVIDE_SHIFT 16 -#define MVFR0_FPTRAP_SHIFT 12 -#define MVFR0_FPDP_SHIFT 8 -#define MVFR0_FPSP_SHIFT 4 -#define MVFR0_SIMD_SHIFT 0 +#define MVFR0_EL1_FPRound_SHIFT 28 +#define MVFR0_EL1_FPShVec_SHIFT 24 +#define MVFR0_EL1_FPSqrt_SHIFT 20 +#define MVFR0_EL1_FPDivide_SHIFT 16 +#define MVFR0_EL1_FPTrap_SHIFT 12 +#define MVFR0_EL1_FPDP_SHIFT 8 +#define MVFR0_EL1_FPSP_SHIFT 4 +#define MVFR0_EL1_SIMDReg_SHIFT 0 #define MVFR1_SIMDFMAC_SHIFT 28 #define MVFR1_FPHP_SHIFT 24 diff --git a/arch/arm64/kernel/cpufeature.c b/arch/arm64/kernel/cpufeature.c index 84b3dc994a70..7ffe076ce7a6 100644 --- a/arch/arm64/kernel/cpufeature.c +++ b/arch/arm64/kernel/cpufeature.c @@ -429,14 +429,14 @@ static const struct arm64_ftr_bits ftr_id_aa64dfr0[] = { }; static const struct arm64_ftr_bits ftr_mvfr0[] = { - ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_LOWER_SAFE, MVFR0_FPROUND_SHIFT, 4, 0), - ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_LOWER_SAFE, MVFR0_FPSHVEC_SHIFT, 4, 0), - ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_LOWER_SAFE, MVFR0_FPSQRT_SHIFT, 4, 0), - ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_LOWER_SAFE, MVFR0_FPDIVIDE_SHIFT, 4, 0), - ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_LOWER_SAFE, MVFR0_FPTRAP_SHIFT, 4, 0), - ARM64_FTR_BITS(FTR_VISIBLE, FTR_STRICT, FTR_LOWER_SAFE, MVFR0_FPDP_SHIFT, 4, 0), - ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_LOWER_SAFE, MVFR0_FPSP_SHIFT, 4, 0), - ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_LOWER_SAFE, MVFR0_SIMD_SHIFT, 4, 0), + ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_LOWER_SAFE, MVFR0_EL1_FPRound_SHIFT, 4, 0), + ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_LOWER_SAFE, MVFR0_EL1_FPShVec_SHIFT, 4, 0), + ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_LOWER_SAFE, MVFR0_EL1_FPSqrt_SHIFT, 4, 0), + ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_LOWER_SAFE, MVFR0_EL1_FPDivide_SHIFT, 4, 0), + ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_LOWER_SAFE, MVFR0_EL1_FPTrap_SHIFT, 4, 0), + ARM64_FTR_BITS(FTR_VISIBLE, FTR_STRICT, FTR_LOWER_SAFE, MVFR0_EL1_FPDP_SHIFT, 4, 0), + ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_LOWER_SAFE, MVFR0_EL1_FPSP_SHIFT, 4, 0), + ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_LOWER_SAFE, MVFR0_EL1_SIMDReg_SHIFT, 4, 0), ARM64_FTR_END, }; @@ -2840,8 +2840,8 @@ static const struct arm64_cpu_capabilities compat_elf_hwcaps[] = { HWCAP_CAP_MATCH(compat_has_neon, CAP_COMPAT_HWCAP, COMPAT_HWCAP_NEON), HWCAP_CAP(SYS_MVFR1_EL1, MVFR1_SIMDFMAC_SHIFT, 4, FTR_UNSIGNED, 1, CAP_COMPAT_HWCAP, COMPAT_HWCAP_VFPv4), /* Arm v8 mandates MVFR0.FPDP == {0, 2}. So, piggy back on this for the presence of VFP support */ - HWCAP_CAP(SYS_MVFR0_EL1, MVFR0_FPDP_SHIFT, 4, FTR_UNSIGNED, 2, CAP_COMPAT_HWCAP, COMPAT_HWCAP_VFP), - HWCAP_CAP(SYS_MVFR0_EL1, MVFR0_FPDP_SHIFT, 4, FTR_UNSIGNED, 2, CAP_COMPAT_HWCAP, COMPAT_HWCAP_VFPv3), + HWCAP_CAP(SYS_MVFR0_EL1, MVFR0_EL1_FPDP_SHIFT, 4, FTR_UNSIGNED, 2, CAP_COMPAT_HWCAP, COMPAT_HWCAP_VFP), + HWCAP_CAP(SYS_MVFR0_EL1, MVFR0_EL1_FPDP_SHIFT, 4, FTR_UNSIGNED, 2, CAP_COMPAT_HWCAP, COMPAT_HWCAP_VFPv3), HWCAP_CAP(SYS_ID_ISAR5_EL1, ID_ISAR5_EL1_AES_SHIFT, 4, FTR_UNSIGNED, 2, CAP_COMPAT_HWCAP2, COMPAT_HWCAP2_PMULL), HWCAP_CAP(SYS_ID_ISAR5_EL1, ID_ISAR5_EL1_AES_SHIFT, 4, FTR_UNSIGNED, 1, CAP_COMPAT_HWCAP2, COMPAT_HWCAP2_AES), HWCAP_CAP(SYS_ID_ISAR5_EL1, ID_ISAR5_EL1_SHA1_SHIFT, 4, FTR_UNSIGNED, 1, CAP_COMPAT_HWCAP2, COMPAT_HWCAP2_SHA1),