From nobody Mon Feb 9 23:14:42 2026 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4B8CDC77B75 for ; Tue, 23 May 2023 18:38:03 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S238121AbjEWSiB (ORCPT ); Tue, 23 May 2023 14:38:01 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:43108 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S238062AbjEWShh (ORCPT ); Tue, 23 May 2023 14:37:37 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id DD15C196 for ; Tue, 23 May 2023 11:37:21 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id B199D62DAB for ; Tue, 23 May 2023 18:37:20 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 0B2BAC433EF; Tue, 23 May 2023 18:37:17 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1684867040; bh=gSxLCAUCV6RPVUE1Qap7EtWP0tdGJ920xLzGkpNf2Hk=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=TtQNdJkKcOkYN/D3Tet3X9vgiR2Ib6t/ImwmhszFWSqVGE6ZiWuP3xKugYWH8Z83p 2ncIBUgRX1bphSViWKScGmFzeScIHb8UQszkuC/wbTkP+0qwpmtnfVMu3IFMpvF7Pp ocNZf+v4Hjt6O4UvoBrzexW3vOuUoOy0JXnIqwrwZHHOeROKrjf4H4b5UTkdl3LCIg B0dAxboH/99SbnrGNKJ847kvw8twTvjItwGTTjy+r00CmCYHkM4XOOMpCZENAvDg4N 2/duVdiAm+maenT394UIFqbanr889KVxP6jZ42XPW8lkgPupj6vrPr2Re8HNjGIjOZ MvWjEujxbc8tA== From: Mark Brown Date: Tue, 23 May 2023 19:37:01 +0100 Subject: [PATCH v2 3/7] arm64/sysreg: Standardise naming of bitfield constants in OSL[AS]R_EL1 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20230419-arm64-syreg-gen-v2-3-4c6add1f6257@kernel.org> References: <20230419-arm64-syreg-gen-v2-0-4c6add1f6257@kernel.org> In-Reply-To: <20230419-arm64-syreg-gen-v2-0-4c6add1f6257@kernel.org> To: Catalin Marinas , Will Deacon , Marc Zyngier , Oliver Upton , James Morse , Suzuki K Poulose Cc: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, kvmarm@lists.linux.dev, Mark Brown , Shaoqin Huang X-Mailer: b4 0.13-dev-bfdf5 X-Developer-Signature: v=1; a=openpgp-sha256; l=3514; i=broonie@kernel.org; h=from:subject:message-id; bh=gSxLCAUCV6RPVUE1Qap7EtWP0tdGJ920xLzGkpNf2Hk=; b=owEBbQGS/pANAwAKASTWi3JdVIfQAcsmYgBkbQfR73/Q0St/2vaw/RMqWlwmOA3S+gAyS3FBlhZG K9J+/JiJATMEAAEKAB0WIQSt5miqZ1cYtZ/in+ok1otyXVSH0AUCZG0H0QAKCRAk1otyXVSH0M3CB/ 9+txif1N+MGKDLaN9BFPGWrdZxbUIRED1gGJYEDM24XqcUF9PZXpFy+ipzgL47TIAsL5eEo4cItgHI Tkv4bedJSXZF5j5jfd/a6LewgCWeHX1uOlbvWbWyxki8i/UiibyFN753sFpfZBBzWwvTdpMIcC+oGY PYZW1uSXpYlfaDUVoAj13DFJTezqJ2T8gRqpX26JPvJZxtfrmHcM5rD82hLV911akcDbRWj9/o61DY dntc97hs9Oy7tFbQK8GctGgCT9ipt8QX2VGWqZzGrrrkLUBw9v+STBgQm8+JhXS5NQj5pV5WGHan+J p+q+FikGQp8J56R7AT+aQ8AGDRr0Ef X-Developer-Key: i=broonie@kernel.org; a=openpgp; fpr=3F2568AAC26998F9E813A1C5C3F436CA30F5D8EB Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Our standard scheme for naming the constants for bitfields in system registers includes _ELx in the name but not the SYS_, update the constants for OSL[AS]R_EL1 to follow this convention. Reviewed-by: Shaoqin Huang Signed-off-by: Mark Brown --- arch/arm64/include/asm/kvm_host.h | 2 +- arch/arm64/include/asm/sysreg.h | 10 +++++----- arch/arm64/kvm/sys_regs.c | 10 +++++----- 3 files changed, 11 insertions(+), 11 deletions(-) diff --git a/arch/arm64/include/asm/kvm_host.h b/arch/arm64/include/asm/kvm= _host.h index 7e7e19ef6993..e759e6b0cd02 100644 --- a/arch/arm64/include/asm/kvm_host.h +++ b/arch/arm64/include/asm/kvm_host.h @@ -1031,7 +1031,7 @@ void kvm_arm_clear_debug(struct kvm_vcpu *vcpu); void kvm_arm_reset_debug_ptr(struct kvm_vcpu *vcpu); =20 #define kvm_vcpu_os_lock_enabled(vcpu) \ - (!!(__vcpu_sys_reg(vcpu, OSLSR_EL1) & SYS_OSLSR_OSLK)) + (!!(__vcpu_sys_reg(vcpu, OSLSR_EL1) & OSLSR_EL1_OSLK)) =20 int kvm_arm_vcpu_arch_set_attr(struct kvm_vcpu *vcpu, struct kvm_device_attr *attr); diff --git a/arch/arm64/include/asm/sysreg.h b/arch/arm64/include/asm/sysre= g.h index 95de1aaee0e9..979975c8be2c 100644 --- a/arch/arm64/include/asm/sysreg.h +++ b/arch/arm64/include/asm/sysreg.h @@ -144,13 +144,13 @@ #define SYS_MDRAR_EL1 sys_reg(2, 0, 1, 0, 0) =20 #define SYS_OSLAR_EL1 sys_reg(2, 0, 1, 0, 4) -#define SYS_OSLAR_OSLK BIT(0) +#define OSLAR_EL1_OSLK BIT(0) =20 #define SYS_OSLSR_EL1 sys_reg(2, 0, 1, 1, 4) -#define SYS_OSLSR_OSLM_MASK (BIT(3) | BIT(0)) -#define SYS_OSLSR_OSLM_NI 0 -#define SYS_OSLSR_OSLM_IMPLEMENTED BIT(3) -#define SYS_OSLSR_OSLK BIT(1) +#define OSLSR_EL1_OSLM_MASK (BIT(3) | BIT(0)) +#define OSLSR_EL1_OSLM_NI 0 +#define OSLSR_EL1_OSLM_IMPLEMENTED BIT(3) +#define OSLSR_EL1_OSLK BIT(1) =20 #define SYS_OSDLR_EL1 sys_reg(2, 0, 1, 3, 4) #define SYS_DBGPRCR_EL1 sys_reg(2, 0, 1, 4, 4) diff --git a/arch/arm64/kvm/sys_regs.c b/arch/arm64/kvm/sys_regs.c index 71b12094d613..e834d8897843 100644 --- a/arch/arm64/kvm/sys_regs.c +++ b/arch/arm64/kvm/sys_regs.c @@ -388,9 +388,9 @@ static bool trap_oslar_el1(struct kvm_vcpu *vcpu, return read_from_write_only(vcpu, p, r); =20 /* Forward the OSLK bit to OSLSR */ - oslsr =3D __vcpu_sys_reg(vcpu, OSLSR_EL1) & ~SYS_OSLSR_OSLK; - if (p->regval & SYS_OSLAR_OSLK) - oslsr |=3D SYS_OSLSR_OSLK; + oslsr =3D __vcpu_sys_reg(vcpu, OSLSR_EL1) & ~OSLSR_EL1_OSLK; + if (p->regval & OSLAR_EL1_OSLK) + oslsr |=3D OSLSR_EL1_OSLK; =20 __vcpu_sys_reg(vcpu, OSLSR_EL1) =3D oslsr; return true; @@ -414,7 +414,7 @@ static int set_oslsr_el1(struct kvm_vcpu *vcpu, const s= truct sys_reg_desc *rd, * The only modifiable bit is the OSLK bit. Refuse the write if * userspace attempts to change any other bit in the register. */ - if ((val ^ rd->val) & ~SYS_OSLSR_OSLK) + if ((val ^ rd->val) & ~OSLSR_EL1_OSLK) return -EINVAL; =20 __vcpu_sys_reg(vcpu, rd->reg) =3D val; @@ -1781,7 +1781,7 @@ static const struct sys_reg_desc sys_reg_descs[] =3D { { SYS_DESC(SYS_MDRAR_EL1), trap_raz_wi }, { SYS_DESC(SYS_OSLAR_EL1), trap_oslar_el1 }, { SYS_DESC(SYS_OSLSR_EL1), trap_oslsr_el1, reset_val, OSLSR_EL1, - SYS_OSLSR_OSLM_IMPLEMENTED, .set_user =3D set_oslsr_el1, }, + OSLSR_EL1_OSLM_IMPLEMENTED, .set_user =3D set_oslsr_el1, }, { SYS_DESC(SYS_OSDLR_EL1), trap_raz_wi }, { SYS_DESC(SYS_DBGPRCR_EL1), trap_raz_wi }, { SYS_DESC(SYS_DBGCLAIMSET_EL1), trap_raz_wi }, --=20 2.30.2