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RDMA/mana_ib: Extend modify QP

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Extend modify QP to support further attributes: local_ack_timeout, UD qkey,
rate_limit, qp_access_flags, flow_label, max_rd_atomic.

Signed-off-by: Shiraz Saleem <shirazsaleem@microsoft.com>
Signed-off-by: Konstantin Taranov <kotaranov@microsoft.com>
Link: https://patch.msgid.link/1757923172-4475-1-git-send-email-kotaranov@linux.microsoft.com
Signed-off-by: Leon Romanovsky <leon@kernel.org>
This commit is contained in:
Shiraz Saleem 2025-09-15 00:59:32 -07:00 committed by Leon Romanovsky
parent 2bbe1255fc
commit 2bd7dd3836
2 changed files with 18 additions and 2 deletions
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11
drivers/infiniband/hw/mana/mana_ib.h
View File

@ -412,7 +412,7 @@ struct mana_ib_ah_attr {
u8 traffic_class;
u16 src_port;
u16 dest_port;
u32 reserved;
u32 flow_label;
};
struct mana_rnic_set_qp_state_req {
@ -429,8 +429,15 @@ struct mana_rnic_set_qp_state_req {
u32 retry_cnt;
u32 rnr_retry;
u32 min_rnr_timer;
u32 reserved;
u32 rate_limit;
struct mana_ib_ah_attr ah_attr;
u64 reserved1;
u32 qkey;
u32 qp_access_flags;
u8 local_ack_timeout;
u8 max_rd_atomic;
u16 reserved2;
u32 reserved3;
}; /* HW Data */
struct mana_rnic_set_qp_state_resp {

9
drivers/infiniband/hw/mana/qp.c
View File

@ -735,6 +735,8 @@ static int mana_ib_gd_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr,
int err;
mana_gd_init_req_hdr(&req.hdr, MANA_IB_SET_QP_STATE, sizeof(req), sizeof(resp));
req.hdr.req.msg_version = GDMA_MESSAGE_V3;
req.hdr.dev_id = mdev->gdma_dev->dev_id;
req.adapter = mdev->adapter_handle;
req.qp_handle = qp->qp_handle;
@ -748,6 +750,12 @@ static int mana_ib_gd_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr,
req.retry_cnt = attr->retry_cnt;
req.rnr_retry = attr->rnr_retry;
req.min_rnr_timer = attr->min_rnr_timer;
req.rate_limit = attr->rate_limit;
req.qkey = attr->qkey;
req.local_ack_timeout = attr->timeout;
req.qp_access_flags = attr->qp_access_flags;
req.max_rd_atomic = attr->max_rd_atomic;
if (attr_mask & IB_QP_AV) {
ndev = mana_ib_get_netdev(&mdev->ib_dev, ibqp->port);
if (!ndev) {
@ -774,6 +782,7 @@ static int mana_ib_gd_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr,
ibqp->qp_num, attr->dest_qp_num);
req.ah_attr.traffic_class = attr->ah_attr.grh.traffic_class >> 2;
req.ah_attr.hop_limit = attr->ah_attr.grh.hop_limit;
req.ah_attr.flow_label = attr->ah_attr.grh.flow_label;
}
err = mana_gd_send_request(gc, sizeof(req), &req, sizeof(resp), &resp);