MCPcopy Create free account
hub / github.com/F-Stack/f-stack / mlx5_set_txlimit_params

Function mlx5_set_txlimit_params

dpdk/drivers/net/mlx5/mlx5_ethdev.c:281–307  ·  view source on GitHub ↗

* Sets tx mbuf limiting parameters. * * @param dev * Pointer to Ethernet device. * @param[out] info * Info structure output buffer. */

Source from the content-addressed store, hash-verified

279 * Info structure output buffer.
280 */
281static void
282mlx5_set_txlimit_params(struct rte_eth_dev *dev, struct rte_eth_dev_info *info)
283{
284 struct mlx5_priv *priv = dev->data->dev_private;
285 struct mlx5_port_config *config = &priv->config;
286 unsigned int inlen;
287 uint16_t nb_max;
288
289 inlen = (config->txq_inline_max == MLX5_ARG_UNSET) ?
290 MLX5_SEND_DEF_INLINE_LEN :
291 (unsigned int)config->txq_inline_max;
292 MLX5_ASSERT(config->txq_inline_min >= 0);
293 inlen = RTE_MAX(inlen, (unsigned int)config->txq_inline_min);
294 inlen = RTE_MIN(inlen, MLX5_WQE_SIZE_MAX +
295 MLX5_ESEG_MIN_INLINE_SIZE -
296 MLX5_WQE_CSEG_SIZE -
297 MLX5_WQE_ESEG_SIZE -
298 MLX5_WQE_DSEG_SIZE * 2);
299 nb_max = (MLX5_WQE_SIZE_MAX +
300 MLX5_ESEG_MIN_INLINE_SIZE -
301 MLX5_WQE_CSEG_SIZE -
302 MLX5_WQE_ESEG_SIZE -
303 MLX5_WQE_DSEG_SIZE -
304 inlen) / MLX5_WSEG_SIZE;
305 info->tx_desc_lim.nb_seg_max = nb_max;
306 info->tx_desc_lim.nb_mtu_seg_max = nb_max;
307}
308
309/**
310 * Get maximal work queue size in WQEs

Callers 1

mlx5_dev_infos_getFunction · 0.85

Calls

no outgoing calls

Tested by

no test coverage detected