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IB/mthca: Make fence flag work for send work requests 

The fence bit needs to be set in the doorbell too, not just the WQE.

Signed-off-by: Michael S. Tsirkin <mst@mellanox.co.il>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
This commit is contained in:
Michael S. Tsirkin 2006-08-10 10:46:56 -07:00 committed by Roland Dreier
parent 9f737633e6
commit e54b82d739
1 changed files with 10 additions and 2 deletions
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12
drivers/infiniband/hw/mthca/mthca_qp.c
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@ -99,6 +99,10 @@ enum {
MTHCA_QP_BIT_RSC = 1 << 3
};
enum {
MTHCA_SEND_DOORBELL_FENCE = 1 << 5
};
struct mthca_qp_path {
__be32 port_pkey;
u8 rnr_retry;
@ -1502,7 +1506,7 @@ int mthca_tavor_post_send(struct ib_qp *ibqp, struct ib_send_wr *wr,
int i;
int size;
int size0 = 0;
u32 f0 = 0;
u32 f0;
int ind;
u8 op0 = 0;
@ -1686,6 +1690,8 @@ int mthca_tavor_post_send(struct ib_qp *ibqp, struct ib_send_wr *wr,
if (!size0) {
size0 = size;
op0 = mthca_opcode[wr->opcode];
f0 = wr->send_flags & IB_SEND_FENCE ?
MTHCA_SEND_DOORBELL_FENCE : 0;
}
++ind;
@ -1843,7 +1849,7 @@ int mthca_arbel_post_send(struct ib_qp *ibqp, struct ib_send_wr *wr,
int i;
int size;
int size0 = 0;
u32 f0 = 0;
u32 f0;
int ind;
u8 op0 = 0;
@ -2051,6 +2057,8 @@ int mthca_arbel_post_send(struct ib_qp *ibqp, struct ib_send_wr *wr,
if (!size0) {
size0 = size;
op0 = mthca_opcode[wr->opcode];
f0 = wr->send_flags & IB_SEND_FENCE ?
MTHCA_SEND_DOORBELL_FENCE : 0;
}
++ind;