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path: root/drivers/infiniband/hw/cxgb3/cxio_hal.c
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Diffstat (limited to 'drivers/infiniband/hw/cxgb3/cxio_hal.c')
-rw-r--r--drivers/infiniband/hw/cxgb3/cxio_hal.c33
1 files changed, 31 insertions, 2 deletions
diff --git a/drivers/infiniband/hw/cxgb3/cxio_hal.c b/drivers/infiniband/hw/cxgb3/cxio_hal.c
index 4dcf08b3fd8..a4a82bff710 100644
--- a/drivers/infiniband/hw/cxgb3/cxio_hal.c
+++ b/drivers/infiniband/hw/cxgb3/cxio_hal.c
@@ -450,7 +450,7 @@ static int cqe_completes_wr(struct t3_cqe *cqe, struct t3_wq *wq)
if ((CQE_OPCODE(*cqe) == T3_READ_RESP) && SQ_TYPE(*cqe))
return 0;
- if ((CQE_OPCODE(*cqe) == T3_SEND) && RQ_TYPE(*cqe) &&
+ if (CQE_SEND_OPCODE(*cqe) && RQ_TYPE(*cqe) &&
Q_EMPTY(wq->rq_rptr, wq->rq_wptr))
return 0;
@@ -701,6 +701,9 @@ static int __cxio_tpt_op(struct cxio_rdev *rdev_p, u32 reset_tpt_entry,
u32 stag_idx;
u32 wptr;
+ if (rdev_p->flags)
+ return -EIO;
+
stag_state = stag_state > 0;
stag_idx = (*stag) >> 8;
@@ -938,6 +941,23 @@ int cxio_rdev_open(struct cxio_rdev *rdev_p)
if (!rdev_p->t3cdev_p)
rdev_p->t3cdev_p = dev2t3cdev(netdev_p);
rdev_p->t3cdev_p->ulp = (void *) rdev_p;
+
+ err = rdev_p->t3cdev_p->ctl(rdev_p->t3cdev_p, GET_EMBEDDED_INFO,
+ &(rdev_p->fw_info));
+ if (err) {
+ printk(KERN_ERR "%s t3cdev_p(%p)->ctl returned error %d.\n",
+ __func__, rdev_p->t3cdev_p, err);
+ goto err1;
+ }
+ if (G_FW_VERSION_MAJOR(rdev_p->fw_info.fw_vers) != CXIO_FW_MAJ) {
+ printk(KERN_ERR MOD "fatal firmware version mismatch: "
+ "need version %u but adapter has version %u\n",
+ CXIO_FW_MAJ,
+ G_FW_VERSION_MAJOR(rdev_p->fw_info.fw_vers));
+ err = -EINVAL;
+ goto err1;
+ }
+
err = rdev_p->t3cdev_p->ctl(rdev_p->t3cdev_p, RDMA_GET_PARAMS,
&(rdev_p->rnic_info));
if (err) {
@@ -1204,11 +1224,12 @@ int cxio_poll_cq(struct t3_wq *wq, struct t3_cq *cq, struct t3_cqe *cqe,
}
/* incoming SEND with no receive posted failures */
- if ((CQE_OPCODE(*hw_cqe) == T3_SEND) && RQ_TYPE(*hw_cqe) &&
+ if (CQE_SEND_OPCODE(*hw_cqe) && RQ_TYPE(*hw_cqe) &&
Q_EMPTY(wq->rq_rptr, wq->rq_wptr)) {
ret = -1;
goto skip_cqe;
}
+ BUG_ON((*cqe_flushed == 0) && !SW_CQE(*hw_cqe));
goto proc_cqe;
}
@@ -1223,6 +1244,13 @@ int cxio_poll_cq(struct t3_wq *wq, struct t3_cq *cq, struct t3_cqe *cqe,
* then we complete this with TPT_ERR_MSN and mark the wq in
* error.
*/
+
+ if (Q_EMPTY(wq->rq_rptr, wq->rq_wptr)) {
+ wq->error = 1;
+ ret = -1;
+ goto skip_cqe;
+ }
+
if (unlikely((CQE_WRID_MSN(*hw_cqe) != (wq->rq_rptr + 1)))) {
wq->error = 1;
hw_cqe->header |= htonl(V_CQE_STATUS(TPT_ERR_MSN));
@@ -1277,6 +1305,7 @@ proc_cqe:
cxio_hal_pblpool_free(wq->rdev,
wq->rq[Q_PTR2IDX(wq->rq_rptr,
wq->rq_size_log2)].pbl_addr, T3_STAG0_PBL_SIZE);
+ BUG_ON(Q_EMPTY(wq->rq_rptr, wq->rq_wptr));
wq->rq_rptr++;
}