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-rw-r--r--arch/powerpc/include/asm/vas.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/vas.h b/arch/powerpc/include/asm/vas.h
index 044748f547f5..f98ade8a2603 100644
--- a/arch/powerpc/include/asm/vas.h
+++ b/arch/powerpc/include/asm/vas.h
@@ -10,6 +10,8 @@
#ifndef _ASM_POWERPC_VAS_H
#define _ASM_POWERPC_VAS_H
+struct vas_window;
+
/*
* Min and max FIFO sizes are based on Version 1.05 Section 3.1.4.25
* (Local FIFO Size Register) of the VAS workbook.
@@ -165,4 +167,9 @@ int vas_copy_crb(void *crb, int offset);
*/
int vas_paste_crb(struct vas_window *win, int offset, bool re);
+/*
+ * Return the power bus paste address associated with @win so the caller
+ * can map that address into their address space.
+ */
+extern u64 vas_win_paste_addr(struct vas_window *win);
#endif /* __ASM_POWERPC_VAS_H */