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RDMA/hns: Set sq_cur_sge_blk_addr field in QPC in hip08

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If the extend sges exist, the sq_cur_sge_blk_addr field in QPC
(qp context) should be configured.

Signed-off-by: Lijun Ou <oulijun@huawei.com>
Signed-off-by: Shaobo Xu <xushaobo2@huawei.com>
Signed-off-by: Wei Hu (Xavier) <xavier.huwei@huawei.com>
Signed-off-by: Yixian Liu <liuyixian@huawei.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
This commit is contained in:
oulijun 2017-11-10 16:55:48 +08:00 committed by Doug Ledford
parent a49d761fc1
commit befb63b43d
2 changed files with 17 additions and 1 deletions
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16
drivers/infiniband/hw/hns/hns_roce_hw_v2.c
View File

@ -2566,6 +2566,7 @@ static int modify_qp_rtr_to_rts(struct ib_qp *ibqp,
struct hns_roce_qp *hr_qp = to_hr_qp(ibqp);
struct device *dev = hr_dev->dev;
dma_addr_t dma_handle;
u32 page_size;
u64 *mtts;
/* Search qp buf's mtts */
@ -2608,6 +2609,21 @@ static int modify_qp_rtr_to_rts(struct ib_qp *ibqp,
V2_QPC_BYTE_168_SQ_CUR_BLK_ADDR_M,
V2_QPC_BYTE_168_SQ_CUR_BLK_ADDR_S, 0);
page_size = 1 << (hr_dev->caps.mtt_buf_pg_sz + PAGE_SHIFT);
context->sq_cur_sge_blk_addr = hr_qp->sq.max_gs > 2 ?
((u32)(mtts[hr_qp->sge.offset / page_size]
>> PAGE_ADDR_SHIFT)) : 0;
roce_set_field(context->byte_184_irrl_idx,
V2_QPC_BYTE_184_SQ_CUR_SGE_BLK_ADDR_M,
V2_QPC_BYTE_184_SQ_CUR_SGE_BLK_ADDR_S,
hr_qp->sq.max_gs > 2 ?
(mtts[hr_qp->sge.offset / page_size] >>
(32 + PAGE_ADDR_SHIFT)) : 0);
qpc_mask->sq_cur_sge_blk_addr = 0;
roce_set_field(qpc_mask->byte_184_irrl_idx,
V2_QPC_BYTE_184_SQ_CUR_SGE_BLK_ADDR_M,
V2_QPC_BYTE_184_SQ_CUR_SGE_BLK_ADDR_S, 0);
context->rx_sq_cur_blk_addr = (u32)(mtts[0] >> PAGE_ADDR_SHIFT);
roce_set_field(context->byte_232_irrl_sge,
V2_QPC_BYTE_232_RX_SQ_CUR_BLK_ADDR_M,

2
drivers/infiniband/hw/hns/hns_roce_hw_v2.h
View File

@ -353,7 +353,7 @@ struct hns_roce_v2_qp_context {
u32 byte_168_irrl_idx;
u32 byte_172_sq_psn;
u32 byte_176_msg_pktn;
u32 sq_cur_sqe_blk_addr;
u32 sq_cur_sge_blk_addr;
u32 byte_184_irrl_idx;
u32 cur_sge_offset;
u32 byte_192_ext_sge;