[Xen-devel] [RFC PATCH v4 8/9] xen: arm: add cpufreq shared info definition

[Oleksandr Dmytryshyn <oleksandr.dmytryshyn@xxxxxxxxxxxxxxx>]

This shared info will be used by xen-cpufreq driver
to receive commands from the cpufreq driver in xen.

Signed-off-by: Oleksandr Dmytryshyn <oleksandr.dmytryshyn@xxxxxxxxxxxxxxx>
---
 arch/arm/include/asm/xen/interface.h | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/arch/arm/include/asm/xen/interface.h 
b/arch/arm/include/asm/xen/interface.h
index acf4b7a..7da71e1 100644
--- a/arch/arm/include/asm/xen/interface.h
+++ b/arch/arm/include/asm/xen/interface.h
@@ -56,8 +56,17 @@ DEFINE_GUEST_HANDLE(xen_ulong_t);
 /* Maximum number of virtual CPUs in multi-processor guests. */
 #define MAX_VIRT_CPUS 1
 
+struct cpufreq_sh_info {
+       uint32_t cpu;       /* Physical CPU number */
+       uint32_t freq;      /* Frequency in KHz */
+       uint32_t relation;  /* CPUFREQ_RELATION_L/H (0) or (1) */
+       int32_t result;        /* Returned result of the operation */
+};
+
 struct arch_vcpu_info { };
-struct arch_shared_info { };
+struct arch_shared_info {
+       struct cpufreq_sh_info cpufreq;
+};
 
 /* TODO: Move pvclock definitions some place arch independent */
 struct pvclock_vcpu_time_info {
-- 
1.9.1


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