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RDMA: Fix link active_speed size

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According to the IB spec active_speed size should be u16 and not u8 as
before. Changing it to allow further extensions in offered speeds.

Link: https://lore.kernel.org/r/20200917090223.1018224-4-leon@kernel.org
Signed-off-by: Aharon Landau <aharonl@mellanox.com>
Reviewed-by: Michael Guralnik <michaelgur@nvidia.com>
Signed-off-by: Leon Romanovsky <leonro@nvidia.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
This commit is contained in:
Aharon Landau 2020-09-17 12:02:23 +03:00 committed by Jason Gunthorpe
parent e27014bdb4
commit 376ceb31ff
10 changed files with 17 additions and 19 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
drivers/infiniband/core/uverbs_std_types_device.c
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@ -165,7 +165,8 @@ void copy_port_attr_to_resp(struct ib_port_attr *attr,
resp->subnet_timeout = attr->subnet_timeout;
resp->init_type_reply = attr->init_type_reply;
resp->active_width = attr->active_width;
resp->active_speed = attr->active_speed;
/* This ABI needs to be extended to provide any speed more than IB_SPEED_NDR */
resp->active_speed = min_t(u16, attr->active_speed, IB_SPEED_NDR);
resp->phys_state = attr->phys_state;
resp->link_layer = rdma_port_get_link_layer(ib_dev, port_num);
}

2
drivers/infiniband/core/verbs.c
View File

@ -1781,7 +1781,7 @@ int ib_modify_qp_with_udata(struct ib_qp *ib_qp, struct ib_qp_attr *attr,
}
EXPORT_SYMBOL(ib_modify_qp_with_udata);
int ib_get_eth_speed(struct ib_device *dev, u8 port_num, u8 *speed, u8 *width)
int ib_get_eth_speed(struct ib_device *dev, u8 port_num, u16 *speed, u8 *width)
{
int rc;
u32 netdev_speed;

2
drivers/infiniband/hw/bnxt_re/bnxt_re.h
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@ -150,7 +150,7 @@ struct bnxt_re_dev {
struct delayed_work worker;
u8 cur_prio_map;
u8 active_speed;
u16 active_speed;
u8 active_width;
/* FP Notification Queue (CQ & SRQ) */

2
drivers/infiniband/hw/hfi1/verbs.c
View File

@ -1424,7 +1424,7 @@ static int query_port(struct rvt_dev_info *rdi, u8 port_num,
props->gid_tbl_len = HFI1_GUIDS_PER_PORT;
props->active_width = (u8)opa_width_to_ib(ppd->link_width_active);
/* see rate_show() in ib core/sysfs.c */
props->active_speed = (u8)opa_speed_to_ib(ppd->link_speed_active);
props->active_speed = opa_speed_to_ib(ppd->link_speed_active);
props->max_vl_num = ppd->vls_supported;
/* Once we are a "first class" citizen and have added the OPA MTUs to

8
drivers/infiniband/hw/mlx5/main.c
View File

@ -457,7 +457,6 @@ static int mlx5_query_port_roce(struct ib_device *device, u8 port_num,
bool put_mdev = true;
u16 qkey_viol_cntr;
u32 eth_prot_oper;
u16 active_speed;
u8 mdev_port_num;
bool ext;
int err;
@ -491,12 +490,9 @@ static int mlx5_query_port_roce(struct ib_device *device, u8 port_num,
props->active_width = IB_WIDTH_4X;
props->active_speed = IB_SPEED_QDR;
translate_eth_proto_oper(eth_prot_oper, &active_speed,
translate_eth_proto_oper(eth_prot_oper, &props->active_speed,
&props->active_width, ext);
WARN_ON_ONCE(active_speed & ~0xFF);
props->active_speed = (u8)active_speed;
props->port_cap_flags |= IB_PORT_CM_SUP;
props->ip_gids = true;
@ -1307,7 +1303,7 @@ static int mlx5_query_hca_port(struct ib_device *ibdev, u8 port,
props->port_cap_flags2 = rep->cap_mask2;
err = mlx5_query_ib_port_oper(mdev, &ib_link_width_oper,
(u16 *)&props->active_speed, port);
&props->active_speed, port);
if (err)
goto out;

2
drivers/infiniband/hw/ocrdma/ocrdma_verbs.c
View File

@ -112,7 +112,7 @@ int ocrdma_query_device(struct ib_device *ibdev, struct ib_device_attr *attr,
}
static inline void get_link_speed_and_width(struct ocrdma_dev *dev,
u8 *ib_speed, u8 *ib_width)
u16 *ib_speed, u8 *ib_width)
{
int status;
u8 speed;

2
drivers/infiniband/hw/qedr/verbs.c
View File

@ -163,7 +163,7 @@ int qedr_query_device(struct ib_device *ibdev,
return 0;
}
static inline void get_link_speed_and_width(int speed, u8 *ib_speed,
static inline void get_link_speed_and_width(int speed, u16 *ib_speed,
u8 *ib_width)
{
switch (speed) {

6
drivers/infiniband/hw/qib/qib.h
View File

@ -619,11 +619,11 @@ struct qib_pportdata {
/* LID mask control */
u8 lmc;
u8 link_width_supported;
u8 link_speed_supported;
u16 link_speed_supported;
u8 link_width_enabled;
u8 link_speed_enabled;
u16 link_speed_enabled;
u8 link_width_active;
u8 link_speed_active;
u16 link_speed_active;
u8 vls_supported;
u8 vls_operational;
/* Rx Polarity inversion (compensate for ~tx on partner) */

2
drivers/infiniband/hw/vmw_pvrdma/pvrdma_verbs.h
View File

@ -176,7 +176,7 @@ struct pvrdma_port_attr {
u8 subnet_timeout;
u8 init_type_reply;
u8 active_width;
u8 active_speed;
u16 active_speed;
u8 phys_state;
u8 reserved[2];
};

7
include/rdma/ib_verbs.h
View File

@ -535,7 +535,8 @@ enum ib_port_speed {
IB_SPEED_FDR10 = 8,
IB_SPEED_FDR = 16,
IB_SPEED_EDR = 32,
IB_SPEED_HDR = 64
IB_SPEED_HDR = 64,
IB_SPEED_NDR = 128,
};
/**
@ -669,7 +670,7 @@ struct ib_port_attr {
u8 subnet_timeout;
u8 init_type_reply;
u8 active_width;
u8 active_speed;
u16 active_speed;
u8 phys_state;
u16 port_cap_flags2;
};
@ -4410,7 +4411,7 @@ void ib_drain_rq(struct ib_qp *qp);
void ib_drain_sq(struct ib_qp *qp);
void ib_drain_qp(struct ib_qp *qp);
int ib_get_eth_speed(struct ib_device *dev, u8 port_num, u8 *speed, u8 *width);
int ib_get_eth_speed(struct ib_device *dev, u8 port_num, u16 *speed, u8 *width);
static inline u8 *rdma_ah_retrieve_dmac(struct rdma_ah_attr *attr)
{