From 8cf2daf3feae982db9804df3d4b8ec20fa7d6d41 Mon Sep 17 00:00:00 2001 From: Roland Dreier Date: Sat, 16 Apr 2005 15:26:14 -0700 Subject: [PATCH] [PATCH] IB/mthca: fill in more device query fields Implement more of the device_query method in mthca. Signed-off-by: Roland Dreier Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- drivers/infiniband/hw/mthca/mthca_cmd.c | 2 ++ drivers/infiniband/hw/mthca/mthca_provider.c | 22 ++++++++++++++++---- 2 files changed, 20 insertions(+), 4 deletions(-) diff --git a/drivers/infiniband/hw/mthca/mthca_cmd.c b/drivers/infiniband/hw/mthca/mthca_cmd.c index 9def0981f630..1bc1ce758165 100644 --- a/drivers/infiniband/hw/mthca/mthca_cmd.c +++ b/drivers/infiniband/hw/mthca/mthca_cmd.c @@ -987,6 +987,8 @@ int mthca_QUERY_DEV_LIM(struct mthca_dev *dev, if (dev->hca_type == ARBEL_NATIVE) { MTHCA_GET(field, outbox, QUERY_DEV_LIM_RSZ_SRQ_OFFSET); dev_lim->hca.arbel.resize_srq = field & 1; + MTHCA_GET(field, outbox, QUERY_DEV_LIM_MAX_SG_RQ_OFFSET); + dev_lim->max_sg = min_t(int, field, dev_lim->max_sg); MTHCA_GET(size, outbox, QUERY_DEV_LIM_MTT_ENTRY_SZ_OFFSET); dev_lim->mtt_seg_sz = size; MTHCA_GET(size, outbox, QUERY_DEV_LIM_MPT_ENTRY_SZ_OFFSET); diff --git a/drivers/infiniband/hw/mthca/mthca_provider.c b/drivers/infiniband/hw/mthca/mthca_provider.c index bbf74cf43343..132fcb854c1a 100644 --- a/drivers/infiniband/hw/mthca/mthca_provider.c +++ b/drivers/infiniband/hw/mthca/mthca_provider.c @@ -52,6 +52,8 @@ static int mthca_query_device(struct ib_device *ibdev, if (!in_mad || !out_mad) goto out; + memset(props, 0, sizeof props); + props->fw_ver = mdev->fw_ver; memset(in_mad, 0, sizeof *in_mad); @@ -71,14 +73,26 @@ static int mthca_query_device(struct ib_device *ibdev, goto out; } - props->device_cap_flags = mdev->device_cap_flags; - props->vendor_id = be32_to_cpup((u32 *) (out_mad->data + 36)) & + props->device_cap_flags = mdev->device_cap_flags; + props->vendor_id = be32_to_cpup((u32 *) (out_mad->data + 36)) & 0xffffff; - props->vendor_part_id = be16_to_cpup((u16 *) (out_mad->data + 30)); - props->hw_ver = be16_to_cpup((u16 *) (out_mad->data + 32)); + props->vendor_part_id = be16_to_cpup((u16 *) (out_mad->data + 30)); + props->hw_ver = be16_to_cpup((u16 *) (out_mad->data + 32)); memcpy(&props->sys_image_guid, out_mad->data + 4, 8); memcpy(&props->node_guid, out_mad->data + 12, 8); + props->max_mr_size = ~0ull; + props->max_qp = mdev->limits.num_qps - mdev->limits.reserved_qps; + props->max_qp_wr = 0xffff; + props->max_sge = mdev->limits.max_sg; + props->max_cq = mdev->limits.num_cqs - mdev->limits.reserved_cqs; + props->max_cqe = 0xffff; + props->max_mr = mdev->limits.num_mpts - mdev->limits.reserved_mrws; + props->max_pd = mdev->limits.num_pds - mdev->limits.reserved_pds; + props->max_qp_rd_atom = 1 << mdev->qp_table.rdb_shift; + props->max_qp_init_rd_atom = 1 << mdev->qp_table.rdb_shift; + props->local_ca_ack_delay = mdev->limits.local_ca_ack_delay; + err = 0; out: kfree(in_mad); -- 2.20.1