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authorDotan Barak <dotanb@dev.mellanox.co.il>2007-01-09 11:53:07 +0200
committerRoland Dreier <rolandd@cisco.com>2007-02-16 13:57:32 -0800
commitfc89afce349a70f73d9c0b6d91a15c4913f071a0 (patch)
treee91ba91db7a33bd538287e6a4dee914624ae514c /drivers/infiniband/hw
parent8a03d9a498eaf02c8a118752050a5154852c13bf (diff)
IB/mthca: Allow the QP state transition RESET->RESET
RESET->RESET is an allowed QP state transition, so mthca should handle it correctly, by just returning success without involving the firmware. Signed-off-by: Dotan Barak <dotanb@mellanox.co.il> Signed-off-by: Roland Dreier <rolandd@cisco.com>
Diffstat (limited to 'drivers/infiniband/hw')
-rw-r--r--drivers/infiniband/hw/mthca/mthca_qp.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/mthca/mthca_qp.c b/drivers/infiniband/hw/mthca/mthca_qp.c
index 224c93dd29e..71dc84bd425 100644
--- a/drivers/infiniband/hw/mthca/mthca_qp.c
+++ b/drivers/infiniband/hw/mthca/mthca_qp.c
@@ -573,6 +573,11 @@ int mthca_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr, int attr_mask,
goto out;
}
+ if (cur_state == new_state && cur_state == IB_QPS_RESET) {
+ err = 0;
+ goto out;
+ }
+
if ((attr_mask & IB_QP_PKEY_INDEX) &&
attr->pkey_index >= dev->limits.pkey_table_len) {
mthca_dbg(dev, "P_Key index (%u) too large. max is %d\n",