[PATCH v3 2/5] drivers/hv: Move VMBus hypercall codes into Hyper-V UAPI header

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VMBus hypercall codes inside Hyper-V UAPI header will
be used by QEMU to implement VMBus host devices support.

Signed-off-by: Andrey Smetanin <asmetanin@xxxxxxxxxxxxx>
Acked-by: K. Y. Srinivasan <kys@xxxxxxxxxxxxx>
Reviewed-by: Roman Kagan <rkagan@xxxxxxxxxxxxx>
CC: Gleb Natapov <gleb@xxxxxxxxxx>
CC: Paolo Bonzini <pbonzini@xxxxxxxxxx>
CC: Joerg Roedel <joro@xxxxxxxxxx>
CC: "K. Y. Srinivasan" <kys@xxxxxxxxxxxxx>
CC: Haiyang Zhang <haiyangz@xxxxxxxxxxxxx>
CC: Roman Kagan <rkagan@xxxxxxxxxxxxx>
CC: Denis V. Lunev <den@xxxxxxxxxx>
CC: qemu-devel@xxxxxxxxxx
---
 arch/x86/include/uapi/asm/hyperv.h | 2 ++
 drivers/hv/connection.c            | 2 +-
 drivers/hv/hv.c                    | 2 +-
 drivers/hv/hyperv_vmbus.h          | 6 ------
 4 files changed, 4 insertions(+), 8 deletions(-)

diff --git a/arch/x86/include/uapi/asm/hyperv.h b/arch/x86/include/uapi/asm/hyperv.h
index 0c50fab..bc1c8a9 100644
--- a/arch/x86/include/uapi/asm/hyperv.h
+++ b/arch/x86/include/uapi/asm/hyperv.h
@@ -227,6 +227,8 @@
 
 /* Declare the various hypercall operations. */
 #define HV_X64_HCALL_NOTIFY_LONG_SPIN_WAIT		0x0008
+#define HV_X64_HCALL_POST_MESSAGE			0x005c
+#define HV_X64_HCALL_SIGNAL_EVENT			0x005d
 
 #define HV_X64_MSR_APIC_ASSIST_PAGE_ENABLE		0x00000001
 #define HV_X64_MSR_APIC_ASSIST_PAGE_ADDRESS_SHIFT	12
diff --git a/drivers/hv/connection.c b/drivers/hv/connection.c
index fa86b2c..84700c6 100644
--- a/drivers/hv/connection.c
+++ b/drivers/hv/connection.c
@@ -485,5 +485,5 @@ void vmbus_set_event(struct vmbus_channel *channel)
 			(child_relid >> 5));
 	}
 
-	hv_do_hypercall(HVCALL_SIGNAL_EVENT, channel->sig_event, NULL);
+	hv_do_hypercall(HV_X64_HCALL_SIGNAL_EVENT, channel->sig_event, NULL);
 }
diff --git a/drivers/hv/hv.c b/drivers/hv/hv.c
index ccb335f..48388dc 100644
--- a/drivers/hv/hv.c
+++ b/drivers/hv/hv.c
@@ -337,7 +337,7 @@ int hv_post_message(union hv_connection_id connection_id,
 	aligned_msg->payload_size = payload_size;
 	memcpy((void *)aligned_msg->payload, payload, payload_size);
 
-	status = hv_do_hypercall(HVCALL_POST_MESSAGE, aligned_msg, NULL);
+	status = hv_do_hypercall(HV_X64_HCALL_POST_MESSAGE, aligned_msg, NULL);
 
 	put_cpu();
 	return status & 0xFFFF;
diff --git a/drivers/hv/hyperv_vmbus.h b/drivers/hv/hyperv_vmbus.h
index b9ea7f5..1dabaa4 100644
--- a/drivers/hv/hyperv_vmbus.h
+++ b/drivers/hv/hyperv_vmbus.h
@@ -256,12 +256,6 @@ struct hv_monitor_page {
 	u8 rsvdz4[1984];
 };
 
-/* Declare the various hypercall operations. */
-enum hv_call_code {
-	HVCALL_POST_MESSAGE	= 0x005c,
-	HVCALL_SIGNAL_EVENT	= 0x005d,
-};
-
 /* Definition of the hv_post_message hypercall input structure. */
 struct hv_input_post_message {
 	union hv_connection_id connectionid;
-- 
2.4.3

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