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devlink: introduce devlink_port_attrs_set

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Change existing setter for split port information into more generic
attrs setter. Alongside with that, allow to set port number and subport
number for split ports.

Signed-off-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Jiri Pirko
2018-05-18 09:29:00 +02:00
committed by David S. Miller
parent eb38401c77
commit b9ffcbaf56
8 changed files with 64 additions and 25 deletions
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46
net/core/devlink.c
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@@ -453,6 +453,25 @@ static void devlink_notify(struct devlink *devlink, enum devlink_command cmd)
msg, 0, DEVLINK_MCGRP_CONFIG, GFP_KERNEL);
}
static int devlink_nl_port_attrs_put(struct sk_buff *msg,
struct devlink_port *devlink_port)
{
struct devlink_port_attrs *attrs = &devlink_port->attrs;
if (!attrs->set)
return 0;
if (nla_put_u32(msg, DEVLINK_ATTR_PORT_NUMBER, attrs->port_number))
return -EMSGSIZE;
if (!attrs->split)
return 0;
if (nla_put_u32(msg, DEVLINK_ATTR_PORT_SPLIT_GROUP, attrs->port_number))
return -EMSGSIZE;
if (nla_put_u32(msg, DEVLINK_ATTR_PORT_SPLIT_SUBPORT_NUMBER,
attrs->split_subport_number))
return -EMSGSIZE;
return 0;
}
static int devlink_nl_port_fill(struct sk_buff *msg, struct devlink *devlink,
struct devlink_port *devlink_port,
enum devlink_command cmd, u32 portid,
@@ -492,9 +511,7 @@ static int devlink_nl_port_fill(struct sk_buff *msg, struct devlink *devlink,
ibdev->name))
goto nla_put_failure;
}
if (devlink_port->split &&
nla_put_u32(msg, DEVLINK_ATTR_PORT_SPLIT_GROUP,
devlink_port->split_group))
if (devlink_nl_port_attrs_put(msg, devlink_port))
goto nla_put_failure;
genlmsg_end(msg, hdr);
@@ -2971,19 +2988,28 @@ void devlink_port_type_clear(struct devlink_port *devlink_port)
EXPORT_SYMBOL_GPL(devlink_port_type_clear);
/**
* devlink_port_split_set - Set port is split
* devlink_port_attrs_set - Set port attributes
*
* @devlink_port: devlink port
* @split_group: split group - identifies group split port is part of
* @port_number: number of the port that is facing user, for example
* the front panel port number
* @split: indicates if this is split port
* @split_subport_number: if the port is split, this is the number
* of subport.
*/
void devlink_port_split_set(struct devlink_port *devlink_port,
u32 split_group)
void devlink_port_attrs_set(struct devlink_port *devlink_port,
u32 port_number, bool split,
u32 split_subport_number)
{
devlink_port->split = true;
devlink_port->split_group = split_group;
struct devlink_port_attrs *attrs = &devlink_port->attrs;
attrs->set = true;
attrs->port_number = port_number;
attrs->split = split;
attrs->split_subport_number = split_subport_number;
devlink_port_notify(devlink_port, DEVLINK_CMD_PORT_NEW);
}
EXPORT_SYMBOL_GPL(devlink_port_split_set);
EXPORT_SYMBOL_GPL(devlink_port_attrs_set);
int devlink_sb_register(struct devlink *devlink, unsigned int sb_index,
u32 size, u16 ingress_pools_count,