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RDMA/mana_ib: extend query device

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Fill in properties of the ib device.
Order the assignment in the order of fields in the struct ib_device_attr.

Signed-off-by: Konstantin Taranov <kotaranov@microsoft.com>
Link: https://lore.kernel.org/r/1717070117-1234-3-git-send-email-kotaranov@linux.microsoft.com
Reviewed-by: Long Li <longli@microsoft.com>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
This commit is contained in:
Konstantin Taranov
2024-05-30 04:55:17 -07:00
committed by Leon Romanovsky
parent 65357e2c16
commit c8683b995d
2 changed files with 21 additions and 3 deletions
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19
drivers/infiniband/hw/mana/main.c
View File

@@ -547,14 +547,27 @@ int mana_ib_query_device(struct ib_device *ibdev, struct ib_device_attr *props,
struct mana_ib_dev *dev = container_of(ibdev,
struct mana_ib_dev, ib_dev);
memset(props, 0, sizeof(*props));
props->max_mr_size = MANA_IB_MAX_MR_SIZE;
props->page_size_cap = PAGE_SZ_BM;
props->max_qp = dev->adapter_caps.max_qp_count;
props->max_qp_wr = dev->adapter_caps.max_qp_wr;
props->device_cap_flags = IB_DEVICE_RC_RNR_NAK_GEN;
props->max_send_sge = dev->adapter_caps.max_send_sge_count;
props->max_recv_sge = dev->adapter_caps.max_recv_sge_count;
props->max_sge_rd = dev->adapter_caps.max_recv_sge_count;
props->max_cq = dev->adapter_caps.max_cq_count;
props->max_cqe = dev->adapter_caps.max_qp_wr;
props->max_mr = dev->adapter_caps.max_mr_count;
props->max_mr_size = MANA_IB_MAX_MR_SIZE;
props->max_send_sge = dev->adapter_caps.max_send_sge_count;
props->max_recv_sge = dev->adapter_caps.max_recv_sge_count;
props->max_pd = dev->adapter_caps.max_pd_count;
props->max_qp_rd_atom = dev->adapter_caps.max_inbound_read_limit;
props->max_res_rd_atom = props->max_qp_rd_atom * props->max_qp;
props->max_qp_init_rd_atom = dev->adapter_caps.max_outbound_read_limit;
props->atomic_cap = IB_ATOMIC_NONE;
props->masked_atomic_cap = IB_ATOMIC_NONE;
props->max_ah = INT_MAX;
props->max_pkeys = 1;
props->local_ca_ack_delay = MANA_CA_ACK_DELAY;
return 0;
}

5
drivers/infiniband/hw/mana/mana_ib.h
View File

@@ -27,6 +27,11 @@
*/
#define MANA_IB_MAX_MR 0xFFFFFFu
/*
* The CA timeout is approx. 260ms (4us * 2^(DELAY))
*/
#define MANA_CA_ACK_DELAY 16
struct mana_ib_adapter_caps {
u32 max_sq_id;
u32 max_rq_id;