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RDMA/erdma: Eliminate unnecessary casting for erdma_post_cmd_wait 

erdma_post_cmd_wait does not use the 'u64 *req' input parameter directly.
So it is better to define it to 'void *req', and by this we can eliminate
the casting when calling erdma_post_cmd_wait.

Signed-off-by: Cheng Xu <chengyou@linux.alibaba.com>
Link: https://lore.kernel.org/r/20220909093822.33868-2-chengyou@linux.alibaba.com
Signed-off-by: Leon Romanovsky <leon@kernel.org>
This commit is contained in:
Cheng Xu 2022-09-09 17:38:19 +08:00 committed by Leon Romanovsky
parent 6dbe4a8dea
commit 95f911d949
5 changed files with 12 additions and 22 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/infiniband/hw/erdma/erdma.h
View File

@ -269,7 +269,7 @@ void erdma_finish_cmdq_init(struct erdma_dev *dev);
void erdma_cmdq_destroy(struct erdma_dev *dev);
void erdma_cmdq_build_reqhdr(u64 *hdr, u32 mod, u32 op);
int erdma_post_cmd_wait(struct erdma_cmdq *cmdq, u64 *req, u32 req_size,
int erdma_post_cmd_wait(struct erdma_cmdq *cmdq, void *req, u32 req_size,
u64 *resp0, u64 *resp1);
void erdma_cmdq_completion_handler(struct erdma_cmdq *cmdq);

2
drivers/infiniband/hw/erdma/erdma_cmdq.c
View File

@ -441,7 +441,7 @@ void erdma_cmdq_build_reqhdr(u64 *hdr, u32 mod, u32 op)
FIELD_PREP(ERDMA_CMD_HDR_OPCODE_MASK, op);
}
int erdma_post_cmd_wait(struct erdma_cmdq *cmdq, u64 *req, u32 req_size,
int erdma_post_cmd_wait(struct erdma_cmdq *cmdq, void *req, u32 req_size,
u64 *resp0, u64 *resp1)
{
struct erdma_comp_wait *comp_wait;

7
drivers/infiniband/hw/erdma/erdma_eq.c
View File

@ -229,9 +229,7 @@ static int create_eq_cmd(struct erdma_dev *dev, u32 eqn, struct erdma_eq *eq)
req.db_dma_addr_l = lower_32_bits(db_info_dma_addr);
req.db_dma_addr_h = upper_32_bits(db_info_dma_addr);
return erdma_post_cmd_wait(&dev->cmdq, (u64 *)&req,
sizeof(struct erdma_cmdq_create_eq_req),
NULL, NULL);
return erdma_post_cmd_wait(&dev->cmdq, &req, sizeof(req), NULL, NULL);
}
static int erdma_ceq_init_one(struct erdma_dev *dev, u16 ceqn)
@ -281,8 +279,7 @@ static void erdma_ceq_uninit_one(struct erdma_dev *dev, u16 ceqn)
req.qtype = ERDMA_EQ_TYPE_CEQ;
req.vector_idx = ceqn + 1;
err = erdma_post_cmd_wait(&dev->cmdq, (u64 *)&req, sizeof(req), NULL,
NULL);
err = erdma_post_cmd_wait(&dev->cmdq, &req, sizeof(req), NULL, NULL);
if (err)
return;

6
drivers/infiniband/hw/erdma/erdma_qp.c
View File

@ -105,8 +105,7 @@ static int erdma_modify_qp_state_to_rts(struct erdma_qp *qp,
req.send_nxt += MPA_DEFAULT_HDR_LEN + qp->attrs.pd_len;
req.recv_nxt = tp->rcv_nxt;
return erdma_post_cmd_wait(&dev->cmdq, (u64 *)&req, sizeof(req), NULL,
NULL);
return erdma_post_cmd_wait(&dev->cmdq, &req, sizeof(req), NULL, NULL);
}
static int erdma_modify_qp_state_to_stop(struct erdma_qp *qp,
@ -124,8 +123,7 @@ static int erdma_modify_qp_state_to_stop(struct erdma_qp *qp,
req.cfg = FIELD_PREP(ERDMA_CMD_MODIFY_QP_STATE_MASK, attrs->state) |
FIELD_PREP(ERDMA_CMD_MODIFY_QP_QPN_MASK, QP_ID(qp));
return erdma_post_cmd_wait(&dev->cmdq, (u64 *)&req, sizeof(req), NULL,
NULL);
return erdma_post_cmd_wait(&dev->cmdq, &req, sizeof(req), NULL, NULL);
}
int erdma_modify_qp_internal(struct erdma_qp *qp, struct erdma_qp_attrs *attrs,

17
drivers/infiniband/hw/erdma/erdma_verbs.c
View File

@ -102,7 +102,7 @@ static int create_qp_cmd(struct erdma_dev *dev, struct erdma_qp *qp)
req.rq_db_info_dma_addr = user_qp->rq_db_info_dma_addr;
}
err = erdma_post_cmd_wait(&dev->cmdq, (u64 *)&req, sizeof(req), &resp0,
err = erdma_post_cmd_wait(&dev->cmdq, &req, sizeof(req), &resp0,
&resp1);
if (!err)
qp->attrs.cookie =
@ -151,8 +151,7 @@ static int regmr_cmd(struct erdma_dev *dev, struct erdma_mr *mr)
}
post_cmd:
return erdma_post_cmd_wait(&dev->cmdq, (u64 *)&req, sizeof(req), NULL,
NULL);
return erdma_post_cmd_wait(&dev->cmdq, &req, sizeof(req), NULL, NULL);
}
static int create_cq_cmd(struct erdma_dev *dev, struct erdma_cq *cq)
@ -202,8 +201,7 @@ static int create_cq_cmd(struct erdma_dev *dev, struct erdma_cq *cq)
req.cq_db_info_addr = cq->user_cq.db_info_dma_addr;
}
return erdma_post_cmd_wait(&dev->cmdq, (u64 *)&req, sizeof(req), NULL,
NULL);
return erdma_post_cmd_wait(&dev->cmdq, &req, sizeof(req), NULL, NULL);
}
static int erdma_alloc_idx(struct erdma_resource_cb *res_cb)
@ -976,8 +974,7 @@ int erdma_dereg_mr(struct ib_mr *ibmr, struct ib_udata *udata)
req.cfg = FIELD_PREP(ERDMA_CMD_MR_MPT_IDX_MASK, ibmr->lkey >> 8) |
FIELD_PREP(ERDMA_CMD_MR_KEY_MASK, ibmr->lkey & 0xFF);
ret = erdma_post_cmd_wait(&dev->cmdq, (u64 *)&req, sizeof(req), NULL,
NULL);
ret = erdma_post_cmd_wait(&dev->cmdq, &req, sizeof(req), NULL, NULL);
if (ret)
return ret;
@ -1002,8 +999,7 @@ int erdma_destroy_cq(struct ib_cq *ibcq, struct ib_udata *udata)
CMDQ_OPCODE_DESTROY_CQ);
req.cqn = cq->cqn;
err = erdma_post_cmd_wait(&dev->cmdq, (u64 *)&req, sizeof(req), NULL,
NULL);
err = erdma_post_cmd_wait(&dev->cmdq, &req, sizeof(req), NULL, NULL);
if (err)
return err;
@ -1040,8 +1036,7 @@ int erdma_destroy_qp(struct ib_qp *ibqp, struct ib_udata *udata)
CMDQ_OPCODE_DESTROY_QP);
req.qpn = QP_ID(qp);
err = erdma_post_cmd_wait(&dev->cmdq, (u64 *)&req, sizeof(req), NULL,
NULL);
err = erdma_post_cmd_wait(&dev->cmdq, &req, sizeof(req), NULL, NULL);
if (err)
return err;