From cc4ed08bc56ee42a7ade7602c242007c73a7c94b Mon Sep 17 00:00:00 2001 From: Bart Van Assche Date: Wed, 11 Oct 2017 10:49:00 -0700 Subject: [PATCH] IB/hns: Annotate iomem pointers correctly This patch avoids that sparse complains that there is an address space mismatch. Signed-off-by: Bart Van Assche Cc: Lijun Ou Cc: Wei Hu (Xavier) Cc: Shaobo Xu Signed-off-by: Doug Ledford --- drivers/infiniband/hw/hns/hns_roce_eq.c | 6 +++--- drivers/infiniband/hw/hns/hns_roce_hw_v1.c | 9 +++++---- drivers/infiniband/hw/hns/hns_roce_hw_v2.c | 3 ++- 3 files changed, 10 insertions(+), 8 deletions(-) diff --git a/drivers/infiniband/hw/hns/hns_roce_eq.c b/drivers/infiniband/hw/hns/hns_roce_eq.c index b0f43735de1a..d184431e2bf5 100644 --- a/drivers/infiniband/hw/hns/hns_roce_eq.c +++ b/drivers/infiniband/hw/hns/hns_roce_eq.c @@ -558,7 +558,7 @@ static int hns_roce_create_eq(struct hns_roce_dev *hr_dev, writel(eqshift_val, eqc); /* Configure eq extended address 12~44bit */ - writel((u32)(eq->buf_list[0].map >> 12), (u8 *)eqc + 4); + writel((u32)(eq->buf_list[0].map >> 12), eqc + 4); /* * Configure eq extended address 45~49 bit. @@ -572,13 +572,13 @@ static int hns_roce_create_eq(struct hns_roce_dev *hr_dev, roce_set_field(eqcuridx_val, ROCEE_CAEP_AEQE_CUR_IDX_CAEP_AEQE_CUR_IDX_M, ROCEE_CAEP_AEQE_CUR_IDX_CAEP_AEQE_CUR_IDX_S, 0); - writel(eqcuridx_val, (u8 *)eqc + 8); + writel(eqcuridx_val, eqc + 8); /* Configure eq consumer index */ roce_set_field(eqconsindx_val, ROCEE_CAEP_AEQE_CONS_IDX_CAEP_AEQE_CONS_IDX_M, ROCEE_CAEP_AEQE_CONS_IDX_CAEP_AEQE_CONS_IDX_S, 0); - writel(eqconsindx_val, (u8 *)eqc + 0xc); + writel(eqconsindx_val, eqc + 0xc); return 0; diff --git a/drivers/infiniband/hw/hns/hns_roce_hw_v1.c b/drivers/infiniband/hw/hns/hns_roce_hw_v1.c index 852db18ec128..187241484fa1 100644 --- a/drivers/infiniband/hw/hns/hns_roce_hw_v1.c +++ b/drivers/infiniband/hw/hns/hns_roce_hw_v1.c @@ -1639,7 +1639,7 @@ static int hns_roce_v1_post_mbox(struct hns_roce_dev *hr_dev, u64 in_param, u64 out_param, u32 in_modifier, u8 op_modifier, u16 op, u16 token, int event) { - u32 *hcr = (u32 *)(hr_dev->reg_base + ROCEE_MB1_REG); + u32 __iomem *hcr = (u32 __iomem *)(hr_dev->reg_base + ROCEE_MB1_REG); unsigned long end; u32 val = 0; @@ -2534,7 +2534,7 @@ static int hns_roce_v1_m_sqp(struct ib_qp *ibqp, const struct ib_qp_attr *attr, int rq_pa_start; u32 reg_val; u64 *mtts; - u32 *addr; + u32 __iomem *addr; context = kzalloc(sizeof(*context), GFP_KERNEL); if (!context) @@ -2616,8 +2616,9 @@ static int hns_roce_v1_m_sqp(struct ib_qp *ibqp, const struct ib_qp_attr *attr, QP1C_BYTES_40_SQ_CUR_IDX_S, 0); /* Copy context to QP1C register */ - addr = (u32 *)(hr_dev->reg_base + ROCEE_QP1C_CFG0_0_REG + - hr_qp->phy_port * sizeof(*context)); + addr = (u32 __iomem *)(hr_dev->reg_base + + ROCEE_QP1C_CFG0_0_REG + + hr_qp->phy_port * sizeof(*context)); writel(context->qp1c_bytes_4, addr); writel(context->sq_rq_bt_l, addr + 1); diff --git a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c index b99d70aa1120..ff61f30a82c2 100644 --- a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c +++ b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c @@ -976,7 +976,8 @@ static int hns_roce_v2_post_mbox(struct hns_roce_dev *hr_dev, u64 in_param, u16 op, u16 token, int event) { struct device *dev = hr_dev->dev; - u32 *hcr = (u32 *)(hr_dev->reg_base + ROCEE_VF_MB_CFG0_REG); + u32 __iomem *hcr = (u32 __iomem *)(hr_dev->reg_base + + ROCEE_VF_MB_CFG0_REG); unsigned long end; u32 val0 = 0; u32 val1 = 0; -- 2.30.2