From: Bryan O'Sullivan <bos@pathscale.com>
Date: Sat, 1 Jul 2006 11:36:00 +0000 (-0700)
Subject: [PATCH] IB/ipath: enable freeze mode when shutting down device
X-Git-Url: http://git.mmlx.us/?a=commitdiff_plain;h=a40f55fc333cc20d85af92887334f41f7844e0c2;p=linux-edison.git

[PATCH] IB/ipath: enable freeze mode when shutting down device

Signed-off-by: Dave Olson <dave.olson@qlogic.com>
Signed-off-by: Bryan O'Sullivan <bryan.osullivan@qlogic.com>
Cc: "Michael S. Tsirkin" <mst@mellanox.co.il>
Cc: Roland Dreier <rolandd@cisco.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
---

diff --git a/drivers/infiniband/hw/ipath/ipath_driver.c b/drivers/infiniband/hw/ipath/ipath_driver.c
index 9763d3af830..8fad35740fd 100644
--- a/drivers/infiniband/hw/ipath/ipath_driver.c
+++ b/drivers/infiniband/hw/ipath/ipath_driver.c
@@ -1656,7 +1656,7 @@ void ipath_shutdown_device(struct ipath_devdata *dd)
 	/* disable IBC */
 	dd->ipath_control &= ~INFINIPATH_C_LINKENABLE;
 	ipath_write_kreg(dd, dd->ipath_kregs->kr_control,
-			 dd->ipath_control);
+			 dd->ipath_control | INFINIPATH_C_FREEZEMODE);
 
 	/*
 	 * clear SerdesEnable and turn the leds off; do this here because