diff options
Diffstat (limited to 'drivers/infiniband/hw/irdma/utils.c')
| -rw-r--r-- | drivers/infiniband/hw/irdma/utils.c | 24 |
1 files changed, 17 insertions, 7 deletions
diff --git a/drivers/infiniband/hw/irdma/utils.c b/drivers/infiniband/hw/irdma/utils.c index 8b42c43fc14f..398736d8c78a 100644 --- a/drivers/infiniband/hw/irdma/utils.c +++ b/drivers/infiniband/hw/irdma/utils.c @@ -2239,15 +2239,10 @@ enum irdma_status_code irdma_prm_add_pble_mem(struct irdma_pble_prm *pprm, sizeofbitmap = (u64)pchunk->size >> pprm->pble_shift; - pchunk->bitmapmem.size = sizeofbitmap >> 3; - pchunk->bitmapmem.va = kzalloc(pchunk->bitmapmem.size, GFP_KERNEL); - - if (!pchunk->bitmapmem.va) + pchunk->bitmapbuf = bitmap_zalloc(sizeofbitmap, GFP_KERNEL); + if (!pchunk->bitmapbuf) return IRDMA_ERR_NO_MEMORY; - pchunk->bitmapbuf = pchunk->bitmapmem.va; - bitmap_zero(pchunk->bitmapbuf, sizeofbitmap); - pchunk->sizeofbitmap = sizeofbitmap; /* each pble is 8 bytes hence shift by 3 */ pprm->total_pble_alloc += pchunk->size >> 3; @@ -2491,3 +2486,18 @@ void irdma_ib_qp_event(struct irdma_qp *iwqp, enum irdma_qp_event_type event) ibevent.element.qp = &iwqp->ibqp; iwqp->ibqp.event_handler(&ibevent, iwqp->ibqp.qp_context); } + +bool irdma_cq_empty(struct irdma_cq *iwcq) +{ + struct irdma_cq_uk *ukcq; + u64 qword3; + __le64 *cqe; + u8 polarity; + + ukcq = &iwcq->sc_cq.cq_uk; + cqe = IRDMA_GET_CURRENT_CQ_ELEM(ukcq); + get_64bit_val(cqe, 24, &qword3); + polarity = (u8)FIELD_GET(IRDMA_CQ_VALID, qword3); + + return polarity != ukcq->polarity; +} |