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RDMA/hns: Remove unnessary init for cmq reg 

There is no need to init the enable bit of cmq.

Signed-off-by: Yixian Liu <liuyixian@huawei.com>
Link: https://lore.kernel.org/r/1565276034-97329-5-git-send-email-oulijun@huawei.com
Signed-off-by: Doug Ledford <dledford@redhat.com>
This commit is contained in:
Yixian Liu 2019-08-08 22:53:44 +08:00 committed by Doug Ledford
parent ece9c205f7
commit 2288b3b3b1
2 changed files with 2 additions and 6 deletions
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6
drivers/infiniband/hw/hns/hns_roce_hw_v2.c
View File

@ -887,8 +887,7 @@ static void hns_roce_cmq_init_regs(struct hns_roce_dev *hr_dev, bool ring_type)
roce_write(hr_dev, ROCEE_TX_CMQ_BASEADDR_H_REG,
upper_32_bits(dma));
roce_write(hr_dev, ROCEE_TX_CMQ_DEPTH_REG,
(ring->desc_num >> HNS_ROCE_CMQ_DESC_NUM_S) |
HNS_ROCE_CMQ_ENABLE);
ring->desc_num >> HNS_ROCE_CMQ_DESC_NUM_S);
roce_write(hr_dev, ROCEE_TX_CMQ_HEAD_REG, 0);
roce_write(hr_dev, ROCEE_TX_CMQ_TAIL_REG, 0);
} else {
@ -896,8 +895,7 @@ static void hns_roce_cmq_init_regs(struct hns_roce_dev *hr_dev, bool ring_type)
roce_write(hr_dev, ROCEE_RX_CMQ_BASEADDR_H_REG,
upper_32_bits(dma));
roce_write(hr_dev, ROCEE_RX_CMQ_DEPTH_REG,
(ring->desc_num >> HNS_ROCE_CMQ_DESC_NUM_S) |
HNS_ROCE_CMQ_ENABLE);
ring->desc_num >> HNS_ROCE_CMQ_DESC_NUM_S);
roce_write(hr_dev, ROCEE_RX_CMQ_HEAD_REG, 0);
roce_write(hr_dev, ROCEE_RX_CMQ_TAIL_REG, 0);
}

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

@ -126,8 +126,6 @@
#define HNS_ROCE_CMD_FLAG_ERR_INTR BIT(HNS_ROCE_CMD_FLAG_ERR_INTR_SHIFT)
#define HNS_ROCE_CMQ_DESC_NUM_S 3
#define HNS_ROCE_CMQ_EN_B 16
#define HNS_ROCE_CMQ_ENABLE BIT(HNS_ROCE_CMQ_EN_B)
#define HNS_ROCE_CMQ_SCC_CLR_DONE_CNT 5