From 38071a461f0a87a86ece011356bdac991795ce04 Mon Sep 17 00:00:00 2001 From: Sagi Grimberg Date: Tue, 13 Oct 2015 19:11:31 +0300 Subject: IB/qib: Support the new memory registration API Support the new memory registration API by allocating a private page list array in qib_mr and populate it when qib_map_mr_sg is invoked. Also, support IB_WR_REG_MR by duplicating qib_fastreg_mr just take the needed information from different places: - page_size, iova, length (ib_mr) - page array (qib_mr) - key, access flags (ib_reg_wr) The IB_WR_FAST_REG_MR handlers will be removed later when all the ULPs will be converted. Signed-off-by: Sagi Grimberg Acked-by: Christoph Hellwig Signed-off-by: Doug Ledford --- drivers/infiniband/hw/qib/qib_verbs.c | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-) (limited to 'drivers/infiniband/hw/qib/qib_verbs.c') diff --git a/drivers/infiniband/hw/qib/qib_verbs.c b/drivers/infiniband/hw/qib/qib_verbs.c index a6b0b098ff30..a1e53d7b662b 100644 --- a/drivers/infiniband/hw/qib/qib_verbs.c +++ b/drivers/infiniband/hw/qib/qib_verbs.c @@ -362,7 +362,10 @@ static int qib_post_one_send(struct qib_qp *qp, struct ib_send_wr *wr, * undefined operations. * Make sure buffer is large enough to hold the result for atomics. */ - if (wr->opcode == IB_WR_FAST_REG_MR) { + if (wr->opcode == IB_WR_REG_MR) { + if (qib_reg_mr(qp, reg_wr(wr))) + goto bail_inval; + } else if (wr->opcode == IB_WR_FAST_REG_MR) { if (qib_fast_reg_mr(qp, wr)) goto bail_inval; } else if (qp->ibqp.qp_type == IB_QPT_UC) { @@ -401,6 +404,9 @@ static int qib_post_one_send(struct qib_qp *qp, struct ib_send_wr *wr, if (qp->ibqp.qp_type != IB_QPT_UC && qp->ibqp.qp_type != IB_QPT_RC) memcpy(&wqe->ud_wr, ud_wr(wr), sizeof(wqe->ud_wr)); + else if (wr->opcode == IB_WR_REG_MR) + memcpy(&wqe->reg_wr, reg_wr(wr), + sizeof(wqe->reg_wr)); else if (wr->opcode == IB_WR_FAST_REG_MR) memcpy(&wqe->fast_reg_wr, fast_reg_wr(wr), sizeof(wqe->fast_reg_wr)); @@ -2260,6 +2266,7 @@ int qib_register_ib_device(struct qib_devdata *dd) ibdev->reg_user_mr = qib_reg_user_mr; ibdev->dereg_mr = qib_dereg_mr; ibdev->alloc_mr = qib_alloc_mr; + ibdev->map_mr_sg = qib_map_mr_sg; ibdev->alloc_fast_reg_page_list = qib_alloc_fast_reg_page_list; ibdev->free_fast_reg_page_list = qib_free_fast_reg_page_list; ibdev->alloc_fmr = qib_alloc_fmr; -- cgit v1.2.3-55-g7522