* - ``io_eq_size``
- driverinit
- The range is between 64 and 4096.
+ * - ``event_eq_size``
+ - driverinit
+ - The range is between 64 and 4096.
The ``mlx5`` driver also implements the following driver-specific
parameters.
mlx5_devlink_enable_remote_dev_reset_set, NULL),
DEVLINK_PARAM_GENERIC(IO_EQ_SIZE, BIT(DEVLINK_PARAM_CMODE_DRIVERINIT),
NULL, NULL, mlx5_devlink_eq_depth_validate),
+ DEVLINK_PARAM_GENERIC(EVENT_EQ_SIZE, BIT(DEVLINK_PARAM_CMODE_DRIVERINIT),
+ NULL, NULL, mlx5_devlink_eq_depth_validate),
};
static void mlx5_devlink_set_params_init_values(struct devlink *devlink)
devlink_param_driverinit_value_set(devlink,
DEVLINK_PARAM_GENERIC_ID_IO_EQ_SIZE,
value);
+
+ value.vu32 = MLX5_NUM_ASYNC_EQE;
+ devlink_param_driverinit_value_set(devlink,
+ DEVLINK_PARAM_GENERIC_ID_EVENT_EQ_SIZE,
+ value);
}
static const struct devlink_param enable_eth_param =
name, err);
}
+static u16 async_eq_depth_devlink_param_get(struct mlx5_core_dev *dev)
+{
+ struct devlink *devlink = priv_to_devlink(dev);
+ union devlink_param_value val;
+ int err;
+
+ err = devlink_param_driverinit_value_get(devlink,
+ DEVLINK_PARAM_GENERIC_ID_EVENT_EQ_SIZE,
+ &val);
+ if (!err)
+ return val.vu32;
+ mlx5_core_dbg(dev, "Failed to get param. using default. err = %d\n", err);
+ return MLX5_NUM_ASYNC_EQE;
+}
static int create_async_eqs(struct mlx5_core_dev *dev)
{
struct mlx5_eq_table *table = dev->priv.eq_table;
param = (struct mlx5_eq_param) {
.irq_index = MLX5_IRQ_EQ_CTRL,
- .nent = MLX5_NUM_ASYNC_EQE,
+ .nent = async_eq_depth_devlink_param_get(dev),
};
gather_async_events_mask(dev, param.mask);