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path: root/drivers/infiniband/hw/i40iw/i40iw_uk.c
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Diffstat (limited to 'drivers/infiniband/hw/i40iw/i40iw_uk.c')
-rw-r--r--drivers/infiniband/hw/i40iw/i40iw_uk.c57
1 files changed, 27 insertions, 30 deletions
diff --git a/drivers/infiniband/hw/i40iw/i40iw_uk.c b/drivers/infiniband/hw/i40iw/i40iw_uk.c
index 4d28c3cb03cc..2800f796271c 100644
--- a/drivers/infiniband/hw/i40iw/i40iw_uk.c
+++ b/drivers/infiniband/hw/i40iw/i40iw_uk.c
@@ -175,12 +175,10 @@ u64 *i40iw_qp_get_next_send_wqe(struct i40iw_qp_uk *qp,
if (!*wqe_idx)
qp->swqe_polarity = !qp->swqe_polarity;
}
-
- for (i = 0; i < wqe_size / I40IW_QP_WQE_MIN_SIZE; i++) {
- I40IW_RING_MOVE_HEAD(qp->sq_ring, ret_code);
- if (ret_code)
- return NULL;
- }
+ I40IW_RING_MOVE_HEAD_BY_COUNT(qp->sq_ring,
+ wqe_size / I40IW_QP_WQE_MIN_SIZE, ret_code);
+ if (ret_code)
+ return NULL;
wqe = qp->sq_base[*wqe_idx].elem;
@@ -430,7 +428,7 @@ static enum i40iw_status_code i40iw_inline_rdma_write(struct i40iw_qp_uk *qp,
struct i40iw_inline_rdma_write *op_info;
u64 *push;
u64 header = 0;
- u32 i, wqe_idx;
+ u32 wqe_idx;
enum i40iw_status_code ret_code;
bool read_fence = false;
u8 wqe_size;
@@ -465,14 +463,12 @@ static enum i40iw_status_code i40iw_inline_rdma_write(struct i40iw_qp_uk *qp,
src = (u8 *)(op_info->data);
if (op_info->len <= 16) {
- for (i = 0; i < op_info->len; i++, src++, dest++)
- *dest = *src;
+ memcpy(dest, src, op_info->len);
} else {
- for (i = 0; i < 16; i++, src++, dest++)
- *dest = *src;
+ memcpy(dest, src, 16);
+ src += 16;
dest = (u8 *)wqe + 32;
- for (; i < op_info->len; i++, src++, dest++)
- *dest = *src;
+ memcpy(dest, src, op_info->len - 16);
}
wmb(); /* make sure WQE is populated before valid bit is set */
@@ -507,7 +503,7 @@ static enum i40iw_status_code i40iw_inline_send(struct i40iw_qp_uk *qp,
u8 *dest, *src;
struct i40iw_post_inline_send *op_info;
u64 header;
- u32 wqe_idx, i;
+ u32 wqe_idx;
enum i40iw_status_code ret_code;
bool read_fence = false;
u8 wqe_size;
@@ -540,14 +536,12 @@ static enum i40iw_status_code i40iw_inline_send(struct i40iw_qp_uk *qp,
src = (u8 *)(op_info->data);
if (op_info->len <= 16) {
- for (i = 0; i < op_info->len; i++, src++, dest++)
- *dest = *src;
+ memcpy(dest, src, op_info->len);
} else {
- for (i = 0; i < 16; i++, src++, dest++)
- *dest = *src;
+ memcpy(dest, src, 16);
+ src += 16;
dest = (u8 *)wqe + 32;
- for (; i < op_info->len; i++, src++, dest++)
- *dest = *src;
+ memcpy(dest, src, op_info->len - 16);
}
wmb(); /* make sure WQE is populated before valid bit is set */
@@ -972,10 +966,6 @@ enum i40iw_status_code i40iw_qp_uk_init(struct i40iw_qp_uk *qp,
if (ret_code)
return ret_code;
- ret_code = i40iw_get_wqe_shift(info->rq_size, info->max_rq_frag_cnt, 0, &rqshift);
- if (ret_code)
- return ret_code;
-
qp->sq_base = info->sq;
qp->rq_base = info->rq;
qp->shadow_area = info->shadow_area;
@@ -1004,8 +994,19 @@ enum i40iw_status_code i40iw_qp_uk_init(struct i40iw_qp_uk *qp,
if (!qp->use_srq) {
qp->rq_size = info->rq_size;
qp->max_rq_frag_cnt = info->max_rq_frag_cnt;
- qp->rq_wqe_size = rqshift;
I40IW_RING_INIT(qp->rq_ring, qp->rq_size);
+ switch (info->abi_ver) {
+ case 4:
+ ret_code = i40iw_get_wqe_shift(info->rq_size, info->max_rq_frag_cnt, 0, &rqshift);
+ if (ret_code)
+ return ret_code;
+ break;
+ case 5: /* fallthrough until next ABI version */
+ default:
+ rqshift = I40IW_MAX_RQ_WQE_SHIFT;
+ break;
+ }
+ qp->rq_wqe_size = rqshift;
qp->rq_wqe_size_multiplier = 4 << rqshift;
}
qp->ops = iw_qp_uk_ops;
@@ -1190,12 +1191,8 @@ enum i40iw_status_code i40iw_inline_data_size_to_wqesize(u32 data_size,
if (data_size <= 16)
*wqe_size = I40IW_QP_WQE_MIN_SIZE;
- else if (data_size <= 48)
- *wqe_size = 64;
- else if (data_size <= 80)
- *wqe_size = 96;
else
- *wqe_size = 128;
+ *wqe_size = 64;
return 0;
}