linux-kernel - [PATCH v3 04/18] arm/arm64: KVM: Consolidate the PSCI include files

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Message-Id: <20180201114657.7323-5-marc.zyngier@arm.com>
Date:   Thu,  1 Feb 2018 11:46:43 +0000
From:   Marc Zyngier <marc.zyngier@....com>
To:     linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        kvmarm@...ts.cs.columbia.edu
Cc:     Catalin Marinas <catalin.marinas@....com>,
        Will Deacon <will.deacon@....com>,
        Peter Maydell <peter.maydell@...aro.org>,
        Christoffer Dall <christoffer.dall@...aro.org>,
        Lorenzo Pieralisi <lorenzo.pieralisi@....com>,
        Mark Rutland <mark.rutland@....com>,
        Robin Murphy <robin.murphy@....com>,
        Ard Biesheuvel <ard.biesheuvel@...aro.org>,
        Andrew Jones <drjones@...hat.com>,
        Hanjun Guo <guohanjun@...wei.com>,
        Jayachandran C <jnair@...iumnetworks.com>,
        Jon Masters <jcm@...hat.com>,
        Russell King - ARM Linux <linux@...linux.org.uk>
Subject: [PATCH v3 04/18] arm/arm64: KVM: Consolidate the PSCI include files

As we're about to update the PSCI support, and because I'm lazy,
let's move the PSCI include file to include/kvm so that both
ARM architectures can find it.

Signed-off-by: Marc Zyngier <marc.zyngier@....com>
---
 arch/arm/include/asm/kvm_psci.h                    | 27 ----------------------
 arch/arm/kvm/handle_exit.c                         |  2 +-
 arch/arm64/kvm/handle_exit.c                       |  3 ++-
 .../asm/kvm_psci.h => include/kvm/arm_psci.h       |  6 ++---
 virt/kvm/arm/arm.c                                 |  2 +-
 virt/kvm/arm/psci.c                                |  3 ++-
 6 files changed, 9 insertions(+), 34 deletions(-)
 delete mode 100644 arch/arm/include/asm/kvm_psci.h
 rename arch/arm64/include/asm/kvm_psci.h => include/kvm/arm_psci.h (89%)

diff --git a/arch/arm/include/asm/kvm_psci.h b/arch/arm/include/asm/kvm_psci.h
deleted file mode 100644
index 6bda945d31fa..000000000000
--- a/arch/arm/include/asm/kvm_psci.h
+++ /dev/null
@@ -1,27 +0,0 @@
-/*
- * Copyright (C) 2012 - ARM Ltd
- * Author: Marc Zyngier <marc.zyngier@....com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
- */
-
-#ifndef __ARM_KVM_PSCI_H__
-#define __ARM_KVM_PSCI_H__
-
-#define KVM_ARM_PSCI_0_1	1
-#define KVM_ARM_PSCI_0_2	2
-
-int kvm_psci_version(struct kvm_vcpu *vcpu);
-int kvm_psci_call(struct kvm_vcpu *vcpu);
-
-#endif /* __ARM_KVM_PSCI_H__ */
diff --git a/arch/arm/kvm/handle_exit.c b/arch/arm/kvm/handle_exit.c
index a4bf0f6f024a..230ae4079108 100644
--- a/arch/arm/kvm/handle_exit.c
+++ b/arch/arm/kvm/handle_exit.c
@@ -21,7 +21,7 @@
 #include <asm/kvm_emulate.h>
 #include <asm/kvm_coproc.h>
 #include <asm/kvm_mmu.h>
-#include <asm/kvm_psci.h>
+#include <kvm/arm_psci.h>
 #include <trace/events/kvm.h>
 
 #include "trace.h"
diff --git a/arch/arm64/kvm/handle_exit.c b/arch/arm64/kvm/handle_exit.c
index 5493bbefbd0d..588f910632a7 100644
--- a/arch/arm64/kvm/handle_exit.c
+++ b/arch/arm64/kvm/handle_exit.c
@@ -22,13 +22,14 @@
 #include <linux/kvm.h>
 #include <linux/kvm_host.h>
 
+#include <kvm/arm_psci.h>
+
 #include <asm/esr.h>
 #include <asm/exception.h>
 #include <asm/kvm_asm.h>
 #include <asm/kvm_coproc.h>
 #include <asm/kvm_emulate.h>
 #include <asm/kvm_mmu.h>
-#include <asm/kvm_psci.h>
 #include <asm/debug-monitors.h>
 #include <asm/traps.h>
 
diff --git a/arch/arm64/include/asm/kvm_psci.h b/include/kvm/arm_psci.h
similarity index 89%
rename from arch/arm64/include/asm/kvm_psci.h
rename to include/kvm/arm_psci.h
index bc39e557c56c..2042bb909474 100644
--- a/arch/arm64/include/asm/kvm_psci.h
+++ b/include/kvm/arm_psci.h
@@ -15,8 +15,8 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
-#ifndef __ARM64_KVM_PSCI_H__
-#define __ARM64_KVM_PSCI_H__
+#ifndef __KVM_ARM_PSCI_H__
+#define __KVM_ARM_PSCI_H__
 
 #define KVM_ARM_PSCI_0_1	1
 #define KVM_ARM_PSCI_0_2	2
@@ -24,4 +24,4 @@
 int kvm_psci_version(struct kvm_vcpu *vcpu);
 int kvm_psci_call(struct kvm_vcpu *vcpu);
 
-#endif /* __ARM64_KVM_PSCI_H__ */
+#endif /* __KVM_ARM_PSCI_H__ */
diff --git a/virt/kvm/arm/arm.c b/virt/kvm/arm/arm.c
index 15bf026eb182..af3e98fc377e 100644
--- a/virt/kvm/arm/arm.c
+++ b/virt/kvm/arm/arm.c
@@ -31,6 +31,7 @@
 #include <linux/irqbypass.h>
 #include <trace/events/kvm.h>
 #include <kvm/arm_pmu.h>
+#include <kvm/arm_psci.h>
 
 #define CREATE_TRACE_POINTS
 #include "trace.h"
@@ -46,7 +47,6 @@
 #include <asm/kvm_mmu.h>
 #include <asm/kvm_emulate.h>
 #include <asm/kvm_coproc.h>
-#include <asm/kvm_psci.h>
 #include <asm/sections.h>
 
 #ifdef REQUIRES_VIRT
diff --git a/virt/kvm/arm/psci.c b/virt/kvm/arm/psci.c
index f1e363bab5e8..b322e46fd142 100644
--- a/virt/kvm/arm/psci.c
+++ b/virt/kvm/arm/psci.c
@@ -21,9 +21,10 @@
 
 #include <asm/cputype.h>
 #include <asm/kvm_emulate.h>
-#include <asm/kvm_psci.h>
 #include <asm/kvm_host.h>
 
+#include <kvm/arm_psci.h>
+
 #include <uapi/linux/psci.h>
 
 /*
-- 
2.14.2