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-rw-r--r--include/asm-powerpc/hvcall.h14
1 files changed, 14 insertions, 0 deletions
diff --git a/include/asm-powerpc/hvcall.h b/include/asm-powerpc/hvcall.h
index 60977806d2f..62efd9d7a43 100644
--- a/include/asm-powerpc/hvcall.h
+++ b/include/asm-powerpc/hvcall.h
@@ -237,6 +237,20 @@ long plpar_hcall_norets(unsigned long opcode, ...);
long plpar_hcall(unsigned long opcode, unsigned long *retbuf, ...);
/**
+ * plpar_hcall_raw: - Make a hypervisor call without calculating hcall stats
+ * @opcode: The hypervisor call to make.
+ * @retbuf: Buffer to store up to 4 return arguments in.
+ *
+ * This call supports up to 6 arguments and 4 return arguments. Use
+ * PLPAR_HCALL_BUFSIZE to size the return argument buffer.
+ *
+ * Used when phyp interface needs to be called in real mode. Similar to
+ * plpar_hcall, but plpar_hcall_raw works in real mode and does not
+ * calculate hypervisor call statistics.
+ */
+long plpar_hcall_raw(unsigned long opcode, unsigned long *retbuf, ...);
+
+/**
* plpar_hcall9: - Make a pseries hypervisor call with up to 9 return arguments
* @opcode: The hypervisor call to make.
* @retbuf: Buffer to store up to 9 return arguments in.