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net/mlx5: Handle "enable_roce" devlink param

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Register "enable_roce" param, default value is RoCE enabled.
Current configuration is stored on mlx5_core_dev and exposed to user
through the cmode runtime devlink param.
Changing configuration requires changing the cmode driverinit devlink
param and calling devlink reload.

Signed-off-by: Michael Guralnik <michaelgur@mellanox.com>
Acked-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
This commit is contained in:
Michael Guralnik
2019-11-08 23:45:24 +00:00
committed by Saeed Mahameed
parent e90cde0d76
commit cc9defcbb8
4 changed files with 59 additions and 0 deletions
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11
include/linux/mlx5/driver.h
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@@ -1191,4 +1191,15 @@ enum {
MLX5_TRIGGERED_CMD_COMP = (u64)1 << 32,
};
static inline bool mlx5_is_roce_enabled(struct mlx5_core_dev *dev)
{
struct devlink *devlink = priv_to_devlink(dev);
union devlink_param_value val;
devlink_param_driverinit_value_get(devlink,
DEVLINK_PARAM_GENERIC_ID_ENABLE_ROCE,
&val);
return val.vbool;
}
#endif /* MLX5_DRIVER_H */