system/linux
system/linux
1
0
Fork 0
mirror of https://github.com/torvalds/linux synced 2024-11-05 18:23:50 +00:00
Code Issues Projects Releases Packages Wiki Activity

[PATCH] IB/mthca: fill in more device query fields

Browse source 
Implement more of the device_query method in mthca.

Signed-off-by: Roland Dreier <roland@topspin.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Roland Dreier 2005-04-16 15:26:14 -07:00 committed by Linus Torvalds
parent 86562a1391
commit 8cf2daf3fe
2 changed files with 20 additions and 4 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
drivers/infiniband/hw/mthca/mthca_cmd.c
View file

@ -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);

22
drivers/infiniband/hw/mthca/mthca_provider.c
View file

@ -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);