summaryrefslogtreecommitdiffstats
path: root/drivers/infiniband
diff options
context:
space:
mode:
authorSteve Wise <swise@opengridcomputing.com>2011-01-21 18:00:29 +0100
committerRoland Dreier <roland@purestorage.com>2011-01-29 00:34:24 +0100
commit6a09a9d6946dd516d243d072bee83fae3c683471 (patch)
tree776e0b9bf5ed1e5fd541b0661d9bf124298269cf /drivers/infiniband
parentMerge branch 'next' of git://git.monstr.eu/linux-2.6-microblaze (diff)
downloadlinux-6a09a9d6946dd516d243d072bee83fae3c683471.tar.xz
linux-6a09a9d6946dd516d243d072bee83fae3c683471.zip
RDMA/cxgb4: Limit MAXBURST EQ context field to 256B
MAXBURST cannot exceed 256B for on-chip queues. With a 512B MAXBURST, we can lock up the chip. Signed-off-by: Steve Wise <swise@opengridcomputing.com> Cc: <stable@kernel.org> Signed-off-by: Roland Dreier <roland@purestorage.com>
Diffstat (limited to 'drivers/infiniband')
-rw-r--r--drivers/infiniband/hw/cxgb4/qp.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/infiniband/hw/cxgb4/qp.c b/drivers/infiniband/hw/cxgb4/qp.c
index 20800900ef3f..4f0be25cab1a 100644
--- a/drivers/infiniband/hw/cxgb4/qp.c
+++ b/drivers/infiniband/hw/cxgb4/qp.c
@@ -220,7 +220,7 @@ static int create_qp(struct c4iw_rdev *rdev, struct t4_wq *wq,
V_FW_RI_RES_WR_DCAEN(0) |
V_FW_RI_RES_WR_DCACPU(0) |
V_FW_RI_RES_WR_FBMIN(2) |
- V_FW_RI_RES_WR_FBMAX(3) |
+ V_FW_RI_RES_WR_FBMAX(2) |
V_FW_RI_RES_WR_CIDXFTHRESHO(0) |
V_FW_RI_RES_WR_CIDXFTHRESH(0) |
V_FW_RI_RES_WR_EQSIZE(eqsize));
@@ -243,7 +243,7 @@ static int create_qp(struct c4iw_rdev *rdev, struct t4_wq *wq,
V_FW_RI_RES_WR_DCAEN(0) |
V_FW_RI_RES_WR_DCACPU(0) |
V_FW_RI_RES_WR_FBMIN(2) |
- V_FW_RI_RES_WR_FBMAX(3) |
+ V_FW_RI_RES_WR_FBMAX(2) |
V_FW_RI_RES_WR_CIDXFTHRESHO(0) |
V_FW_RI_RES_WR_CIDXFTHRESH(0) |
V_FW_RI_RES_WR_EQSIZE(eqsize));