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RDMA/hns: Change variables representing quantity to unsigned

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Number of sge/eqe is always non-negative, they should be defined in type
of unsigned.

Link: https://lore.kernel.org/r/1589982799-28728-8-git-send-email-liweihang@huawei.com
Signed-off-by: Weihang Li <liweihang@huawei.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
This commit is contained in:
Weihang Li 2020-05-20 21:53:17 +08:00 committed by Jason Gunthorpe
parent 82d07a4e46
commit 13aa13dddd
2 changed files with 11 additions and 10 deletions
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4
drivers/infiniband/hw/hns/hns_roce_device.h
View File

@ -408,7 +408,7 @@ struct hns_roce_wq {
}; };
struct hns_roce_sge { struct hns_roce_sge {
int sge_cnt; /* SGE num */ unsigned int sge_cnt; /* SGE num */
int offset; int offset;
int sge_shift; /* SGE size */ int sge_shift; /* SGE size */
}; };
@ -734,7 +734,7 @@ struct hns_roce_eq {
int arm_st; int arm_st;
int hop_num; int hop_num;
struct hns_roce_mtr mtr; struct hns_roce_mtr mtr;
int eq_max_cnt; u16 eq_max_cnt;
int eq_period; int eq_period;
int shift; int shift;
int event_type; int event_type;

17
drivers/infiniband/hw/hns/hns_roce_hw_v2.c
View File

@ -130,7 +130,7 @@ static void set_frmr_seg(struct hns_roce_v2_rc_send_wqe *rc_sq_wqe,
static void set_atomic_seg(const struct ib_send_wr *wr, void *wqe, static void set_atomic_seg(const struct ib_send_wr *wr, void *wqe,
struct hns_roce_v2_rc_send_wqe *rc_sq_wqe, struct hns_roce_v2_rc_send_wqe *rc_sq_wqe,
int valid_num_sge) unsigned int valid_num_sge)
{ {
struct hns_roce_wqe_atomic_seg *aseg; struct hns_roce_wqe_atomic_seg *aseg;
@ -151,12 +151,12 @@ static void set_atomic_seg(const struct ib_send_wr *wr, void *wqe,
} }
static void set_extend_sge(struct hns_roce_qp *qp, const struct ib_send_wr *wr, static void set_extend_sge(struct hns_roce_qp *qp, const struct ib_send_wr *wr,
unsigned int *sge_ind, int valid_num_sge) unsigned int *sge_ind, unsigned int valid_num_sge)
{ {
struct hns_roce_v2_wqe_data_seg *dseg; struct hns_roce_v2_wqe_data_seg *dseg;
unsigned int cnt = valid_num_sge;
struct ib_sge *sge = wr->sg_list; struct ib_sge *sge = wr->sg_list;
unsigned int idx = *sge_ind; unsigned int idx = *sge_ind;
int cnt = valid_num_sge;
if (qp->ibqp.qp_type == IB_QPT_RC || qp->ibqp.qp_type == IB_QPT_UC) { if (qp->ibqp.qp_type == IB_QPT_RC || qp->ibqp.qp_type == IB_QPT_UC) {
cnt -= HNS_ROCE_SGE_IN_WQE; cnt -= HNS_ROCE_SGE_IN_WQE;
@ -177,7 +177,7 @@ static void set_extend_sge(struct hns_roce_qp *qp, const struct ib_send_wr *wr,
static int set_rwqe_data_seg(struct ib_qp *ibqp, const struct ib_send_wr *wr, static int set_rwqe_data_seg(struct ib_qp *ibqp, const struct ib_send_wr *wr,
struct hns_roce_v2_rc_send_wqe *rc_sq_wqe, struct hns_roce_v2_rc_send_wqe *rc_sq_wqe,
void *wqe, unsigned int *sge_ind, void *wqe, unsigned int *sge_ind,
int valid_num_sge) unsigned int valid_num_sge)
{ {
struct hns_roce_dev *hr_dev = to_hr_dev(ibqp->device); struct hns_roce_dev *hr_dev = to_hr_dev(ibqp->device);
struct hns_roce_v2_wqe_data_seg *dseg = wqe; struct hns_roce_v2_wqe_data_seg *dseg = wqe;
@ -269,10 +269,11 @@ static int check_send_valid(struct hns_roce_dev *hr_dev,
return 0; return 0;
} }
static inline int calc_wr_sge_num(const struct ib_send_wr *wr, u32 *sge_len) static unsigned int calc_wr_sge_num(const struct ib_send_wr *wr,
unsigned int *sge_len)
{ {
int valid_num = 0; unsigned int valid_num = 0;
u32 len = 0; unsigned int len = 0;
int i; int i;
for (i = 0; i < wr->num_sge; i++) { for (i = 0; i < wr->num_sge; i++) {
@ -403,7 +404,7 @@ static inline int set_rc_wqe(struct hns_roce_qp *qp,
{ {
struct hns_roce_v2_rc_send_wqe *rc_sq_wqe = wqe; struct hns_roce_v2_rc_send_wqe *rc_sq_wqe = wqe;
unsigned int curr_idx = *sge_idx; unsigned int curr_idx = *sge_idx;
int valid_num_sge; unsigned int valid_num_sge;
u32 msg_len = 0; u32 msg_len = 0;
int ret = 0; int ret = 0;