From 993703370a6f929fcef39a14d1be17cbc1d26a30 Mon Sep 17 00:00:00 2001 From: Xinhao Liu Date: Fri, 5 Feb 2021 17:39:31 +0800 Subject: [PATCH] RDMA/hns: Remove some magic numbers Use macros instead of magic numbers to represent shift of dma_handle_wqe, dma_handle_idx and UDP destination port number of RoCEv2. Link: https://lore.kernel.org/r/1612517974-31867-10-git-send-email-liweihang@huawei.com Signed-off-by: Xinhao Liu Signed-off-by: Weihang Li Signed-off-by: Jason Gunthorpe --- drivers/infiniband/hw/hns/hns_roce_hw_v2.c | 16 +++++++++++----- 1 file changed, 11 insertions(+), 5 deletions(-) diff --git a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c index 175a5ee..7d1bfcf 100644 --- a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c +++ b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c @@ -1603,7 +1603,8 @@ static int hns_roce_config_global_param(struct hns_roce_dev *hr_dev) CFG_GLOBAL_PARAM_DATA_0_ROCEE_TIME_1US_CFG_S, 0x3e8); roce_set_field(req->time_cfg_udp_port, CFG_GLOBAL_PARAM_DATA_0_ROCEE_UDP_PORT_M, - CFG_GLOBAL_PARAM_DATA_0_ROCEE_UDP_PORT_S, 0x12b7); + CFG_GLOBAL_PARAM_DATA_0_ROCEE_UDP_PORT_S, + ROCE_V2_UDP_DPORT); return hns_roce_cmq_send(hr_dev, &desc, 1); } @@ -5266,6 +5267,9 @@ out: return ret; } +#define DMA_IDX_SHIFT 3 +#define DMA_WQE_SHIFT 3 + static int hns_roce_v2_write_srqc_index_queue(struct hns_roce_srq *srq, struct hns_roce_srq_context *ctx) { @@ -5288,8 +5292,9 @@ static int hns_roce_v2_write_srqc_index_queue(struct hns_roce_srq *srq, hr_reg_write(ctx, SRQC_IDX_HOP_NUM, to_hr_hem_hopnum(hr_dev->caps.idx_hop_num, srq->wqe_cnt)); - hr_reg_write(ctx, SRQC_IDX_BT_BA_L, dma_handle_idx >> 3); - hr_reg_write(ctx, SRQC_IDX_BT_BA_H, upper_32_bits(dma_handle_idx >> 3)); + hr_reg_write(ctx, SRQC_IDX_BT_BA_L, dma_handle_idx >> DMA_IDX_SHIFT); + hr_reg_write(ctx, SRQC_IDX_BT_BA_H, + upper_32_bits(dma_handle_idx >> DMA_IDX_SHIFT)); hr_reg_write(ctx, SRQC_IDX_BA_PG_SZ, to_hr_hw_page_shift(idx_que->mtr.hem_cfg.ba_pg_shift)); @@ -5342,8 +5347,9 @@ static int hns_roce_v2_write_srqc(struct hns_roce_srq *srq, void *mb_buf) to_hr_hem_hopnum(hr_dev->caps.srqwqe_hop_num, srq->wqe_cnt)); - hr_reg_write(ctx, SRQC_WQE_BT_BA_L, dma_handle_wqe >> 3); - hr_reg_write(ctx, SRQC_WQE_BT_BA_H, upper_32_bits(dma_handle_wqe >> 3)); + hr_reg_write(ctx, SRQC_WQE_BT_BA_L, dma_handle_wqe >> DMA_WQE_SHIFT); + hr_reg_write(ctx, SRQC_WQE_BT_BA_H, + upper_32_bits(dma_handle_wqe >> DMA_WQE_SHIFT)); hr_reg_write(ctx, SRQC_WQE_BA_PG_SZ, to_hr_hw_page_shift(srq->buf_mtr.hem_cfg.ba_pg_shift)); -- 2.7.4