Received-SPF: pass (google.com: domain of linux-kernel+bounces-172013-linux.lists.archive=gmail.com@vger.kernel.org designates 147.75.48.161 as permitted sender) client-ip=147.75.48.161;
Feedback-ID: ifd894703:Fastmail
From: Jiaxun Yang <jiaxun.yang@flygoat.com>
Date: Tue, 07 May 2024 19:51:19 +0100
Subject: [PATCH 1/4] MIPS: kvm: Declare prototype for kvm_init_loongson_ipi
Precedence: bulk
MIME-Version: 1.0
Content-Type: text/plain; charset="utf-8"
Content-Transfer-Encoding: 8bit
Message-Id: <20240507-loongson64-warnings-v1-1-2cad88344e9e@flygoat.com>
References: <20240507-loongson64-warnings-v1-0-2cad88344e9e@flygoat.com>
In-Reply-To: <20240507-loongson64-warnings-v1-0-2cad88344e9e@flygoat.com>
To: Huacai Chen <chenhuacai@kernel.org>, 
 Thomas Bogendoerfer <tsbogend@alpha.franken.de>, 
 Aleksandar Markovic <aleksandar.qemu.devel@gmail.com>, 
 Paolo Bonzini <pbonzini@redhat.com>, Rob Herring <robh@kernel.org>, 
 Krzysztof Kozlowski <krzk+dt@kernel.org>, 
 Conor Dooley <conor+dt@kernel.org>
Cc: Jiaxun Yang <jiaxun.yang@flygoat.com>, linux-mips@vger.kernel.org, 
 kvm@vger.kernel.org, linux-kernel@vger.kernel.org, 
 devicetree@vger.kernel.org

Declear prototype for kvm_init_loongson_ipi in interrupt.h.

Fix warning:
arch/mips/kvm/loongson_ipi.c:190:6: warning: no previous prototype for ‘kvm_init_loongson_ipi’ [-Wmissing-prototypes]
  190 | void kvm_init_loongson_ipi(struct kvm *kvm)
      |      ^~~~~~~~~~~~~~~~~~~~~

Fixes: f21db3090de2 ("KVM: MIPS: Add Loongson-3 Virtual IPI interrupt support")
Signed-off-by: Jiaxun Yang <jiaxun.yang@flygoat.com>
---
 arch/mips/kvm/interrupt.h    | 4 ++++
 arch/mips/kvm/loongson_ipi.c | 2 ++
 arch/mips/kvm/mips.c         | 2 --
 3 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/arch/mips/kvm/interrupt.h b/arch/mips/kvm/interrupt.h
index e529ea2bb34b..07bc0160bc94 100644
--- a/arch/mips/kvm/interrupt.h
+++ b/arch/mips/kvm/interrupt.h
@@ -37,3 +37,7 @@ u32 kvm_irq_to_priority(u32 irq);
 int kvm_mips_pending_timer(struct kvm_vcpu *vcpu);
 
 void kvm_mips_deliver_interrupts(struct kvm_vcpu *vcpu, u32 cause);
+
+#ifdef CONFIG_CPU_LOONGSON64
+extern void kvm_init_loongson_ipi(struct kvm *kvm);
+#endif
diff --git a/arch/mips/kvm/loongson_ipi.c b/arch/mips/kvm/loongson_ipi.c
index 5d53f32d837c..6ac83a31148c 100644
--- a/arch/mips/kvm/loongson_ipi.c
+++ b/arch/mips/kvm/loongson_ipi.c
@@ -10,6 +10,8 @@
 
 #include <linux/kvm_host.h>
 
+#include "interrupt.h"
+
 #define IPI_BASE            0x3ff01000ULL
 
 #define CORE0_STATUS_OFF       0x000
diff --git a/arch/mips/kvm/mips.c b/arch/mips/kvm/mips.c
index 231ac052b506..56fedfbe9455 100644
--- a/arch/mips/kvm/mips.c
+++ b/arch/mips/kvm/mips.c
@@ -135,8 +135,6 @@ void kvm_arch_hardware_disable(void)
 	kvm_mips_callbacks->hardware_disable();
 }
 
-extern void kvm_init_loongson_ipi(struct kvm *kvm);
-
 int kvm_arch_init_vm(struct kvm *kvm, unsigned long type)
 {
 	switch (type) {

-- 
2.34.1