From 6114d4cd313acbb6e9935c2bee77e368d10c4f04 Mon Sep 17 00:00:00 2001 From: Dave Olson Date: Fri, 5 Dec 2008 11:13:19 -0800 Subject: [PATCH] IB/ipath: Only do 1X workaround on rev1 chips Signed-off-by: Dave Olson Signed-off-by: Roland Dreier --- drivers/infiniband/hw/ipath/ipath_iba7220.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) diff --git a/drivers/infiniband/hw/ipath/ipath_iba7220.c b/drivers/infiniband/hw/ipath/ipath_iba7220.c index 3b38bc9a331..b2a9d4c155d 100644 --- a/drivers/infiniband/hw/ipath/ipath_iba7220.c +++ b/drivers/infiniband/hw/ipath/ipath_iba7220.c @@ -2452,13 +2452,14 @@ static int ipath_7220_ib_updown(struct ipath_devdata *dd, int ibup, u64 ibcs) } } /* - * if we are in 1X, and are in autoneg width, it - * could be due to an xgxs problem, so if we haven't + * if we are in 1X on rev1 only, and are in autoneg width, + * it could be due to an xgxs problem, so if we haven't * already tried, try twice to get to 4X; if we * tried, and couldn't, report it, since it will * probably not be what is desired. */ - if ((dd->ipath_link_width_enabled & (IB_WIDTH_1X | + if (dd->ipath_minrev == 1 && + (dd->ipath_link_width_enabled & (IB_WIDTH_1X | IB_WIDTH_4X)) == (IB_WIDTH_1X | IB_WIDTH_4X) && dd->ipath_link_width_active == IB_WIDTH_1X && dd->ipath_x1_fix_tries < 3) { -- 2.41.1