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>
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/hv.c | 5 +++--
drivers/hv/hyperv_vmbus.h | 6 ------
3 files changed, 5 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/hv.c b/drivers/hv/hv.c
index 6341be8..56437d5 100644
--- a/drivers/hv/hv.c
+++ b/drivers/hv/hv.c
@@ -329,7 +329,7 @@ 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 = do_hypercall(HVCALL_POST_MESSAGE, aligned_msg, NULL)
+ status = do_hypercall(HV_X64_HCALL_POST_MESSAGE, aligned_msg, NULL)
& 0xFFFF;
put_cpu();
@@ -347,7 +347,8 @@ u16 hv_signal_event(void *con_id)
{
u16 status;
- status = (do_hypercall(HVCALL_SIGNAL_EVENT, con_id, NULL) & 0xFFFF);
+ status = (do_hypercall(HV_X64_HCALL_SIGNAL_EVENT, con_id, NULL)
+ & 0xFFFF);
return status;
}
diff --git a/drivers/hv/hyperv_vmbus.h b/drivers/hv/hyperv_vmbus.h
index 678663e..36cad1f 100644
--- a/drivers/hv/hyperv_vmbus.h
+++ b/drivers/hv/hyperv_vmbus.h
@@ -251,12 +251,6 @@ 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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