IB/mthca: Avoid changing userspace ABI to handle DMA write barrier attribute

[linux-2.6] / drivers / infiniband / hw / ipath / ipath_common.h

diff --git a/drivers/infiniband/hw/ipath/ipath_common.h b/drivers/infiniband/hw/ipath/ipath_common.h
index 02fd310d1ef4cbc1fb2918480c99e3f373e8b39e..28cfe97cf1e9c0bcca990bb8a9670725dca90661 100644 (file)
--- a/drivers/infiniband/hw/ipath/ipath_common.h
+++ b/drivers/infiniband/hw/ipath/ipath_common.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2006, 2007 QLogic Corporation. All rights reserved.
+ * Copyright (c) 2006, 2007, 2008 QLogic Corporation. All rights reserved.
  * Copyright (c) 2003, 2004, 2005, 2006 PathScale, Inc. All rights reserved.
  *
  * This software is available to you under a choice of one of two
@@ -447,8 +447,9 @@ struct ipath_user_info {
 #define IPATH_CMD_PIOAVAILUPD  27      /* force an update of PIOAvail reg */
 #define IPATH_CMD_POLL_TYPE    28      /* set the kind of polling we want */
 #define IPATH_CMD_ARMLAUNCH_CTRL       29 /* armlaunch detection control */
-
-#define IPATH_CMD_MAX          29
+/* 30 is unused */
+#define IPATH_CMD_SDMA_INFLIGHT 31     /* sdma inflight counter request */
+#define IPATH_CMD_SDMA_COMPLETE 32     /* sdma completion counter request */
 
 /*
  * Poll types
@@ -486,6 +487,17 @@ struct ipath_cmd {
        union {
                struct ipath_tid_info tid_info;
                struct ipath_user_info user_info;
+
+               /*
+                * address in userspace where we should put the sdma
+                * inflight counter
+                */
+               __u64 sdma_inflight;
+               /*
+                * address in userspace where we should put the sdma
+                * completion counter
+                */
+               __u64 sdma_complete;
                /* address in userspace of struct ipath_port_info to
                   write result to */
                __u64 port_info;