redonkable/alistair23-linux
redonkable/alistair23-linux
1
0
Fork 0
Code Releases Activity

IB/mlx5: Report CapabilityMask2 in ib_query_port

Browse source 
CapabilityMask2 exists when IB_PORT_CAP_MASK2_SUP is set in the original
capability mask. In such cases, query its value and report it in query
port.

Signed-off-by: Michael Guralnik <michaelgur@mellanox.com>
Reviewed-by: Majd Dibbiny <majd@mellanox.com>
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
This commit is contained in:
Michael Guralnik 2018-12-09 11:49:51 +02:00 committed by Jason Gunthorpe
parent a5a5d19936
commit 4106a758f7
3 changed files with 9 additions and 2 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

4
drivers/infiniband/hw/mlx5/mad.c
View file

@ -568,6 +568,10 @@ int mlx5_query_mad_ifc_port(struct ib_device *ibdev, u8 port,
props->max_vl_num = out_mad->data[37] >> 4;
props->init_type_reply = out_mad->data[41] >> 4;
if (props->port_cap_flags & IB_PORT_CAP_MASK2_SUP)
props->port_cap_flags2 =
be16_to_cpup((__be16 *)(out_mad->data + 60));
/* Check if extended speeds (EDR/FDR/...) are supported */
if (props->port_cap_flags & IB_PORT_EXTENDED_SPEEDS_SUP) {
ext_active_speed = out_mad->data[62] >> 4;

3
drivers/infiniband/hw/mlx5/main.c
View file

@ -1228,6 +1228,9 @@ static int mlx5_query_hca_port(struct ib_device *ibdev, u8 port,
props->subnet_timeout = rep->subnet_timeout;
props->init_type_reply = rep->init_type_reply;
if (props->port_cap_flags & IB_PORT_CAP_MASK2_SUP)
props->port_cap_flags2 = rep->cap_mask2;
err = mlx5_query_port_link_width_oper(mdev, &ib_link_width_oper, port);
if (err)
goto out;

4
include/linux/mlx5/driver.h
View file

@ -749,8 +749,8 @@ struct mlx5_hca_vport_context {
u64 node_guid;
u32 cap_mask1;
u32 cap_mask1_perm;
u32 cap_mask2;
u32 cap_mask2_perm;
u16 cap_mask2;
u16 cap_mask2_perm;
u16 lid;
u8 init_type_reply; /* bitmask: see ib spec 14.2.5.6 InitTypeReply */
u8 lmc;