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authorStefano Stabellini <stefano.stabellini@eu.citrix.com>2015-11-23 13:37:12 +0300
committerDavid Vrabel <david.vrabel@citrix.com>2015-12-21 17:40:56 +0300
commit72d39c691b4269c95547245562bfde8504432407 (patch)
tree3ca23a0c53df4a8dfd9de419e16fdf8fc4bad93b /arch
parentcfafae940381207d48b11a73a211142dba5947d3 (diff)
downloadlinux-72d39c691b4269c95547245562bfde8504432407.tar.xz
xen/arm: introduce HYPERVISOR_platform_op on arm and arm64
Signed-off-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
Diffstat (limited to 'arch')
-rw-r--r--arch/arm/include/asm/xen/hypercall.h7
-rw-r--r--arch/arm/include/asm/xen/interface.h2
-rw-r--r--arch/arm/xen/enlighten.c1
-rw-r--r--arch/arm/xen/hypercall.S1
-rw-r--r--arch/arm64/xen/hypercall.S1
5 files changed, 12 insertions, 0 deletions
diff --git a/arch/arm/include/asm/xen/hypercall.h b/arch/arm/include/asm/xen/hypercall.h
index 712b50e0a6dc..d769972db8cb 100644
--- a/arch/arm/include/asm/xen/hypercall.h
+++ b/arch/arm/include/asm/xen/hypercall.h
@@ -35,6 +35,7 @@
#include <xen/interface/xen.h>
#include <xen/interface/sched.h>
+#include <xen/interface/platform.h>
long privcmd_call(unsigned call, unsigned long a1,
unsigned long a2, unsigned long a3,
@@ -49,6 +50,12 @@ int HYPERVISOR_memory_op(unsigned int cmd, void *arg);
int HYPERVISOR_physdev_op(int cmd, void *arg);
int HYPERVISOR_vcpu_op(int cmd, int vcpuid, void *extra_args);
int HYPERVISOR_tmem_op(void *arg);
+int HYPERVISOR_platform_op_raw(void *arg);
+static inline int HYPERVISOR_platform_op(struct xen_platform_op *op)
+{
+ op->interface_version = XENPF_INTERFACE_VERSION;
+ return HYPERVISOR_platform_op_raw(op);
+}
int HYPERVISOR_multicall(struct multicall_entry *calls, uint32_t nr);
static inline int
diff --git a/arch/arm/include/asm/xen/interface.h b/arch/arm/include/asm/xen/interface.h
index 50066006e6bd..4dfd6d43aab2 100644
--- a/arch/arm/include/asm/xen/interface.h
+++ b/arch/arm/include/asm/xen/interface.h
@@ -27,6 +27,8 @@
(hnd).p = val; \
} while (0)
+#define __HYPERVISOR_platform_op_raw __HYPERVISOR_platform_op
+
#ifndef __ASSEMBLY__
/* Explicitly size integers that represent pfns in the interface with
* Xen so that we can have one ABI that works for 32 and 64 bit guests.
diff --git a/arch/arm/xen/enlighten.c b/arch/arm/xen/enlighten.c
index ebbfa64e4add..64f17264f2f5 100644
--- a/arch/arm/xen/enlighten.c
+++ b/arch/arm/xen/enlighten.c
@@ -326,5 +326,6 @@ EXPORT_SYMBOL_GPL(HYPERVISOR_memory_op);
EXPORT_SYMBOL_GPL(HYPERVISOR_physdev_op);
EXPORT_SYMBOL_GPL(HYPERVISOR_vcpu_op);
EXPORT_SYMBOL_GPL(HYPERVISOR_tmem_op);
+EXPORT_SYMBOL_GPL(HYPERVISOR_platform_op);
EXPORT_SYMBOL_GPL(HYPERVISOR_multicall);
EXPORT_SYMBOL_GPL(privcmd_call);
diff --git a/arch/arm/xen/hypercall.S b/arch/arm/xen/hypercall.S
index 10fd99c568c6..9a36f4f49c10 100644
--- a/arch/arm/xen/hypercall.S
+++ b/arch/arm/xen/hypercall.S
@@ -89,6 +89,7 @@ HYPERCALL2(memory_op);
HYPERCALL2(physdev_op);
HYPERCALL3(vcpu_op);
HYPERCALL1(tmem_op);
+HYPERCALL1(platform_op_raw);
HYPERCALL2(multicall);
ENTRY(privcmd_call)
diff --git a/arch/arm64/xen/hypercall.S b/arch/arm64/xen/hypercall.S
index 8bbe9401f4f0..70df80e8da2c 100644
--- a/arch/arm64/xen/hypercall.S
+++ b/arch/arm64/xen/hypercall.S
@@ -80,6 +80,7 @@ HYPERCALL2(memory_op);
HYPERCALL2(physdev_op);
HYPERCALL3(vcpu_op);
HYPERCALL1(tmem_op);
+HYPERCALL1(platform_op_raw);
HYPERCALL2(multicall);
ENTRY(privcmd_call)