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path: root/drivers/infiniband/sw/rxe/rxe_resp.c
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Diffstat (limited to 'drivers/infiniband/sw/rxe/rxe_resp.c')
-rw-r--r--drivers/infiniband/sw/rxe/rxe_resp.c35
1 files changed, 9 insertions, 26 deletions
diff --git a/drivers/infiniband/sw/rxe/rxe_resp.c b/drivers/infiniband/sw/rxe/rxe_resp.c
index 3743dc39b60c..5501227ddc65 100644
--- a/drivers/infiniband/sw/rxe/rxe_resp.c
+++ b/drivers/infiniband/sw/rxe/rxe_resp.c
@@ -318,7 +318,7 @@ static enum resp_states get_srq_wqe(struct rxe_qp *qp)
pr_warn("%s: invalid num_sge in SRQ entry\n", __func__);
return RESPST_ERR_MALFORMED_WQE;
}
- size = sizeof(wqe) + wqe->dma.num_sge*sizeof(struct rxe_sge);
+ size = sizeof(*wqe) + wqe->dma.num_sge*sizeof(struct rxe_sge);
memcpy(&qp->resp.srq_wqe, wqe, size);
qp->resp.wqe = &qp->resp.srq_wqe.wqe;
@@ -536,7 +536,7 @@ static enum resp_states send_data_in(struct rxe_qp *qp, void *data_addr,
int err;
err = copy_data(qp->pd, IB_ACCESS_LOCAL_WRITE, &qp->resp.wqe->dma,
- data_addr, data_len, RXE_TO_MR_OBJ, NULL);
+ data_addr, data_len, RXE_TO_MR_OBJ);
if (unlikely(err))
return (err == -ENOSPC) ? RESPST_ERR_LENGTH
: RESPST_ERR_MALFORMED_WQE;
@@ -552,7 +552,7 @@ static enum resp_states write_data_in(struct rxe_qp *qp,
int data_len = payload_size(pkt);
err = rxe_mr_copy(qp->resp.mr, qp->resp.va + qp->resp.offset,
- payload_addr(pkt), data_len, RXE_TO_MR_OBJ, NULL);
+ payload_addr(pkt), data_len, RXE_TO_MR_OBJ);
if (err) {
rc = RESPST_ERR_RKEY_VIOLATION;
goto out;
@@ -613,13 +613,10 @@ static struct sk_buff *prepare_ack_packet(struct rxe_qp *qp,
int opcode,
int payload,
u32 psn,
- u8 syndrome,
- u32 *crcp)
+ u8 syndrome)
{
struct rxe_dev *rxe = to_rdev(qp->ibqp.device);
struct sk_buff *skb;
- u32 crc = 0;
- u32 *p;
int paylen;
int pad;
int err;
@@ -651,20 +648,12 @@ static struct sk_buff *prepare_ack_packet(struct rxe_qp *qp,
if (ack->mask & RXE_ATMACK_MASK)
atmack_set_orig(ack, qp->resp.atomic_orig);
- err = rxe_prepare(ack, skb, &crc);
+ err = rxe_prepare(ack, skb);
if (err) {
kfree_skb(skb);
return NULL;
}
- if (crcp) {
- /* CRC computation will be continued by the caller */
- *crcp = crc;
- } else {
- p = payload_addr(ack) + payload + bth_pad(ack);
- *p = ~crc;
- }
-
return skb;
}
@@ -682,8 +671,6 @@ static enum resp_states read_reply(struct rxe_qp *qp,
int opcode;
int err;
struct resp_res *res = qp->resp.res;
- u32 icrc;
- u32 *p;
if (!res) {
/* This is the first time we process that request. Get a
@@ -742,24 +729,20 @@ static enum resp_states read_reply(struct rxe_qp *qp,
payload = min_t(int, res->read.resid, mtu);
skb = prepare_ack_packet(qp, req_pkt, &ack_pkt, opcode, payload,
- res->cur_psn, AETH_ACK_UNLIMITED, &icrc);
+ res->cur_psn, AETH_ACK_UNLIMITED);
if (!skb)
return RESPST_ERR_RNR;
err = rxe_mr_copy(res->read.mr, res->read.va, payload_addr(&ack_pkt),
- payload, RXE_FROM_MR_OBJ, &icrc);
+ payload, RXE_FROM_MR_OBJ);
if (err)
pr_err("Failed copying memory\n");
if (bth_pad(&ack_pkt)) {
- struct rxe_dev *rxe = to_rdev(qp->ibqp.device);
u8 *pad = payload_addr(&ack_pkt) + payload;
memset(pad, 0, bth_pad(&ack_pkt));
- icrc = rxe_crc32(rxe, icrc, pad, bth_pad(&ack_pkt));
}
- p = payload_addr(&ack_pkt) + payload + bth_pad(&ack_pkt);
- *p = ~icrc;
err = rxe_xmit_packet(qp, &ack_pkt, skb);
if (err) {
@@ -984,7 +967,7 @@ static int send_ack(struct rxe_qp *qp, struct rxe_pkt_info *pkt,
struct sk_buff *skb;
skb = prepare_ack_packet(qp, pkt, &ack_pkt, IB_OPCODE_RC_ACKNOWLEDGE,
- 0, psn, syndrome, NULL);
+ 0, psn, syndrome);
if (!skb) {
err = -ENOMEM;
goto err1;
@@ -1008,7 +991,7 @@ static int send_atomic_ack(struct rxe_qp *qp, struct rxe_pkt_info *pkt,
skb = prepare_ack_packet(qp, pkt, &ack_pkt,
IB_OPCODE_RC_ATOMIC_ACKNOWLEDGE, 0, pkt->psn,
- syndrome, NULL);
+ syndrome);
if (!skb) {
rc = -ENOMEM;
goto out;