[PATCH for-next 02/10] RDMA/hns: Remove unused parameters and variables

From: Junxian Huang
Date: Fri Apr 12 2024 - 05:21:55 EST


From: Chengchang Tang <tangchengchang@xxxxxxxxxx>

Remove unused parameters and variables.

Signed-off-by: Chengchang Tang <tangchengchang@xxxxxxxxxx>
Signed-off-by: Junxian Huang <huangjunxian6@xxxxxxxxxxxxx>
---
drivers/infiniband/hw/hns/hns_roce_alloc.c | 3 +--
drivers/infiniband/hw/hns/hns_roce_device.h | 5 ++---
drivers/infiniband/hw/hns/hns_roce_hem.c | 13 +++++--------
drivers/infiniband/hw/hns/hns_roce_hw_v2.c | 20 +++++++-------------
drivers/infiniband/hw/hns/hns_roce_mr.c | 4 ++--
drivers/infiniband/hw/hns/hns_roce_qp.c | 4 +---
drivers/infiniband/hw/hns/hns_roce_srq.c | 4 ++--
7 files changed, 20 insertions(+), 33 deletions(-)

diff --git a/drivers/infiniband/hw/hns/hns_roce_alloc.c b/drivers/infiniband/hw/hns/hns_roce_alloc.c
index 11a78ceae568..950c133d4220 100644
--- a/drivers/infiniband/hw/hns/hns_roce_alloc.c
+++ b/drivers/infiniband/hw/hns/hns_roce_alloc.c
@@ -153,8 +153,7 @@ int hns_roce_get_kmem_bufs(struct hns_roce_dev *hr_dev, dma_addr_t *bufs,
return total;
}

-int hns_roce_get_umem_bufs(struct hns_roce_dev *hr_dev, dma_addr_t *bufs,
- int buf_cnt, struct ib_umem *umem,
+int hns_roce_get_umem_bufs(dma_addr_t *bufs, int buf_cnt, struct ib_umem *umem,
unsigned int page_shift)
{
struct ib_block_iter biter;
diff --git a/drivers/infiniband/hw/hns/hns_roce_device.h b/drivers/infiniband/hw/hns/hns_roce_device.h
index 78b4d19ff848..37888f78849d 100644
--- a/drivers/infiniband/hw/hns/hns_roce_device.h
+++ b/drivers/infiniband/hw/hns/hns_roce_device.h
@@ -925,8 +925,7 @@ struct hns_roce_hw {
int (*rereg_write_mtpt)(struct hns_roce_dev *hr_dev,
struct hns_roce_mr *mr, int flags,
void *mb_buf);
- int (*frmr_write_mtpt)(struct hns_roce_dev *hr_dev, void *mb_buf,
- struct hns_roce_mr *mr);
+ int (*frmr_write_mtpt)(void *mb_buf, struct hns_roce_mr *mr);
int (*mw_write_mtpt)(void *mb_buf, struct hns_roce_mw *mw);
void (*write_cqc)(struct hns_roce_dev *hr_dev,
struct hns_roce_cq *hr_cq, void *mb_buf, u64 *mtts,
@@ -1232,7 +1231,7 @@ struct hns_roce_buf *hns_roce_buf_alloc(struct hns_roce_dev *hr_dev, u32 size,
int hns_roce_get_kmem_bufs(struct hns_roce_dev *hr_dev, dma_addr_t *bufs,
int buf_cnt, struct hns_roce_buf *buf,
unsigned int page_shift);
-int hns_roce_get_umem_bufs(struct hns_roce_dev *hr_dev, dma_addr_t *bufs,
+int hns_roce_get_umem_bufs(dma_addr_t *bufs,
int buf_cnt, struct ib_umem *umem,
unsigned int page_shift);

diff --git a/drivers/infiniband/hw/hns/hns_roce_hem.c b/drivers/infiniband/hw/hns/hns_roce_hem.c
index a4b3f19161dc..a9ea55506779 100644
--- a/drivers/infiniband/hw/hns/hns_roce_hem.c
+++ b/drivers/infiniband/hw/hns/hns_roce_hem.c
@@ -986,15 +986,13 @@ static void hem_list_free_all(struct hns_roce_dev *hr_dev,
}
}

-static void hem_list_link_bt(struct hns_roce_dev *hr_dev, void *base_addr,
- u64 table_addr)
+static void hem_list_link_bt(void *base_addr, u64 table_addr)
{
*(u64 *)(base_addr) = table_addr;
}

/* assign L0 table address to hem from root bt */
-static void hem_list_assign_bt(struct hns_roce_dev *hr_dev,
- struct hns_roce_hem_item *hem, void *cpu_addr,
+static void hem_list_assign_bt(struct hns_roce_hem_item *hem, void *cpu_addr,
u64 phy_addr)
{
hem->addr = cpu_addr;
@@ -1163,8 +1161,7 @@ static int hem_list_alloc_mid_bt(struct hns_roce_dev *hr_dev,
if (level > 1) {
pre = hem_ptrs[level - 1];
step = (cur->start - pre->start) / step * BA_BYTE_LEN;
- hem_list_link_bt(hr_dev, pre->addr + step,
- cur->dma_addr);
+ hem_list_link_bt(pre->addr + step, cur->dma_addr);
}
}

@@ -1222,7 +1219,7 @@ static int alloc_fake_root_bt(struct hns_roce_dev *hr_dev, void *cpu_base,
if (!hem)
return -ENOMEM;

- hem_list_assign_bt(hr_dev, hem, cpu_base, phy_base);
+ hem_list_assign_bt(hem, cpu_base, phy_base);
list_add(&hem->list, branch_head);
list_add(&hem->sibling, leaf_head);

@@ -1245,7 +1242,7 @@ static int setup_middle_bt(struct hns_roce_dev *hr_dev, void *cpu_base,
/* if exist mid bt, link L1 to L0 */
list_for_each_entry_safe(hem, temp_hem, branch_head, list) {
offset = (hem->start - r->offset) / step * BA_BYTE_LEN;
- hem_list_link_bt(hr_dev, cpu_base + offset, hem->dma_addr);
+ hem_list_link_bt(cpu_base + offset, hem->dma_addr);
total++;
}

diff --git a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c
index 30ac5fb5ab16..e3f87090bad0 100644
--- a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c
+++ b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c
@@ -3304,8 +3304,7 @@ static int hns_roce_v2_rereg_write_mtpt(struct hns_roce_dev *hr_dev,
return ret;
}

-static int hns_roce_v2_frmr_write_mtpt(struct hns_roce_dev *hr_dev,
- void *mb_buf, struct hns_roce_mr *mr)
+static int hns_roce_v2_frmr_write_mtpt(void *mb_buf, struct hns_roce_mr *mr)
{
dma_addr_t pbl_ba = hns_roce_get_mtr_ba(&mr->pbl_mtr);
struct hns_roce_v2_mpt_entry *mpt_entry;
@@ -4216,8 +4215,7 @@ static void set_access_flags(struct hns_roce_qp *hr_qp,
}

static void set_qpc_wqe_cnt(struct hns_roce_qp *hr_qp,
- struct hns_roce_v2_qp_context *context,
- struct hns_roce_v2_qp_context *qpc_mask)
+ struct hns_roce_v2_qp_context *context)
{
hr_reg_write(context, QPC_SGE_SHIFT,
to_hr_hem_entries_shift(hr_qp->sge.sge_cnt,
@@ -4239,7 +4237,6 @@ static inline int get_pdn(struct ib_pd *ib_pd)
}

static void modify_qp_reset_to_init(struct ib_qp *ibqp,
- const struct ib_qp_attr *attr,
struct hns_roce_v2_qp_context *context,
struct hns_roce_v2_qp_context *qpc_mask)
{
@@ -4258,7 +4255,7 @@ static void modify_qp_reset_to_init(struct ib_qp *ibqp,

hr_reg_write(context, QPC_RQWS, ilog2(hr_qp->rq.max_gs));

- set_qpc_wqe_cnt(hr_qp, context, qpc_mask);
+ set_qpc_wqe_cnt(hr_qp, context);

/* No VLAN need to set 0xFFF */
hr_reg_write(context, QPC_VLAN_ID, 0xfff);
@@ -4299,7 +4296,6 @@ static void modify_qp_reset_to_init(struct ib_qp *ibqp,
}

static void modify_qp_init_to_init(struct ib_qp *ibqp,
- const struct ib_qp_attr *attr,
struct hns_roce_v2_qp_context *context,
struct hns_roce_v2_qp_context *qpc_mask)
{
@@ -4619,8 +4615,7 @@ static int modify_qp_init_to_rtr(struct ib_qp *ibqp,
return 0;
}

-static int modify_qp_rtr_to_rts(struct ib_qp *ibqp,
- const struct ib_qp_attr *attr, int attr_mask,
+static int modify_qp_rtr_to_rts(struct ib_qp *ibqp, int attr_mask,
struct hns_roce_v2_qp_context *context,
struct hns_roce_v2_qp_context *qpc_mask)
{
@@ -5034,15 +5029,14 @@ static int hns_roce_v2_set_abs_fields(struct ib_qp *ibqp,

if (cur_state == IB_QPS_RESET && new_state == IB_QPS_INIT) {
memset(qpc_mask, 0, hr_dev->caps.qpc_sz);
- modify_qp_reset_to_init(ibqp, attr, context, qpc_mask);
+ modify_qp_reset_to_init(ibqp, context, qpc_mask);
} else if (cur_state == IB_QPS_INIT && new_state == IB_QPS_INIT) {
- modify_qp_init_to_init(ibqp, attr, context, qpc_mask);
+ modify_qp_init_to_init(ibqp, context, qpc_mask);
} else if (cur_state == IB_QPS_INIT && new_state == IB_QPS_RTR) {
ret = modify_qp_init_to_rtr(ibqp, attr, attr_mask, context,
qpc_mask, udata);
} else if (cur_state == IB_QPS_RTR && new_state == IB_QPS_RTS) {
- ret = modify_qp_rtr_to_rts(ibqp, attr, attr_mask, context,
- qpc_mask);
+ ret = modify_qp_rtr_to_rts(ibqp, attr_mask, context, qpc_mask);
}

return ret;
diff --git a/drivers/infiniband/hw/hns/hns_roce_mr.c b/drivers/infiniband/hw/hns/hns_roce_mr.c
index 9e05b57a2d67..ab58b71bc0ed 100644
--- a/drivers/infiniband/hw/hns/hns_roce_mr.c
+++ b/drivers/infiniband/hw/hns/hns_roce_mr.c
@@ -162,7 +162,7 @@ static int hns_roce_mr_enable(struct hns_roce_dev *hr_dev,
if (mr->type != MR_TYPE_FRMR)
ret = hr_dev->hw->write_mtpt(hr_dev, mailbox->buf, mr);
else
- ret = hr_dev->hw->frmr_write_mtpt(hr_dev, mailbox->buf, mr);
+ ret = hr_dev->hw->frmr_write_mtpt(mailbox->buf, mr);
if (ret) {
dev_err(dev, "failed to write mtpt, ret = %d.\n", ret);
goto err_page;
@@ -756,7 +756,7 @@ static int mtr_map_bufs(struct hns_roce_dev *hr_dev, struct hns_roce_mtr *mtr)
return -ENOMEM;

if (mtr->umem)
- npage = hns_roce_get_umem_bufs(hr_dev, pages, page_count,
+ npage = hns_roce_get_umem_bufs(pages, page_count,
mtr->umem, page_shift);
else
npage = hns_roce_get_kmem_bufs(hr_dev, pages, page_count,
diff --git a/drivers/infiniband/hw/hns/hns_roce_qp.c b/drivers/infiniband/hw/hns/hns_roce_qp.c
index cac3fe588672..dc3cb26f434e 100644
--- a/drivers/infiniband/hw/hns/hns_roce_qp.c
+++ b/drivers/infiniband/hw/hns/hns_roce_qp.c
@@ -1118,7 +1118,6 @@ static int set_qp_param(struct hns_roce_dev *hr_dev, struct hns_roce_qp *hr_qp,
}

static int hns_roce_create_qp_common(struct hns_roce_dev *hr_dev,
- struct ib_pd *ib_pd,
struct ib_qp_init_attr *init_attr,
struct ib_udata *udata,
struct hns_roce_qp *hr_qp)
@@ -1272,7 +1271,6 @@ int hns_roce_create_qp(struct ib_qp *qp, struct ib_qp_init_attr *init_attr,
struct ib_device *ibdev = qp->device;
struct hns_roce_dev *hr_dev = to_hr_dev(ibdev);
struct hns_roce_qp *hr_qp = to_hr_qp(qp);
- struct ib_pd *pd = qp->pd;
int ret;

ret = check_qp_type(hr_dev, init_attr->qp_type, !!udata);
@@ -1287,7 +1285,7 @@ int hns_roce_create_qp(struct ib_qp *qp, struct ib_qp_init_attr *init_attr,
hr_qp->phy_port = hr_dev->iboe.phy_port[hr_qp->port];
}

- ret = hns_roce_create_qp_common(hr_dev, pd, init_attr, udata, hr_qp);
+ ret = hns_roce_create_qp_common(hr_dev, init_attr, udata, hr_qp);
if (ret)
ibdev_err(ibdev, "create QP type 0x%x failed(%d)\n",
init_attr->qp_type, ret);
diff --git a/drivers/infiniband/hw/hns/hns_roce_srq.c b/drivers/infiniband/hw/hns/hns_roce_srq.c
index 4abae9477854..e4705ccdfa65 100644
--- a/drivers/infiniband/hw/hns/hns_roce_srq.c
+++ b/drivers/infiniband/hw/hns/hns_roce_srq.c
@@ -250,7 +250,7 @@ static void free_srq_wqe_buf(struct hns_roce_dev *hr_dev,
hns_roce_mtr_destroy(hr_dev, &srq->buf_mtr);
}

-static int alloc_srq_wrid(struct hns_roce_dev *hr_dev, struct hns_roce_srq *srq)
+static int alloc_srq_wrid(struct hns_roce_srq *srq)
{
srq->wrid = kvmalloc_array(srq->wqe_cnt, sizeof(u64), GFP_KERNEL);
if (!srq->wrid)
@@ -366,7 +366,7 @@ static int alloc_srq_buf(struct hns_roce_dev *hr_dev, struct hns_roce_srq *srq,
goto err_idx;

if (!udata) {
- ret = alloc_srq_wrid(hr_dev, srq);
+ ret = alloc_srq_wrid(srq);
if (ret)
goto err_wqe_buf;
}
--
2.30.0