mlx5/core/en_ethtool.c

37 #include "en/channels.h"
337 	param->rx_pending     = 1 << priv->channels.params.log_rq_mtu_frames;
338 	param->tx_pending     = 1 << priv->channels.params.log_sq_size;
341 		(priv->channels.params.packet_merge.type == MLX5E_PACKET_MERGE_SHAMPO) ?
392 	if (log_rq_size == priv->channels.params.log_rq_mtu_frames &&
393 	    log_sq_size == priv->channels.params.log_sq_size)
398 	new_params = priv->channels.params;
429 	ch->combined_count = priv->channels.params.num_channels;
444 	struct mlx5e_params *cur_params = &priv->channels.params;
468 			netdev_err(priv->netdev, "%s: Requested number of channels (%d) exceeds the maximum allowed by the XOR8 RSS hfunc (%d)\n",
474 	/* If RXFH is configured, changing the channels number is allowed only if
485 				   "%s: RXFH is configured, block changing channels number that affects RSS table size (new: %d, current: %d)\n",
491 	/* Don't allow changing the number of channels if HTB offload is active,
497 		netdev_err(priv->netdev, "%s: HTB offload is active, cannot change the number of channels\n",
502 	/* Don't allow changing the number of channels if non-default RSS contexts exist,
508 		netdev_err(priv->netdev, "%s: Non-default RSS contexts exist (%d), cannot change the number of channels\n",
513 	/* Don't allow changing the number of channels if MQPRIO mode channel offload is active,
514 	 * because it defines a partition over the channels queues.
518 		netdev_err(priv->netdev, "%s: MQPRIO mode channel offload is active, cannot change the number of channels\n",
532 	/* Switch to new channels, set new parameters and close old ones */
567 	rx_moder = &priv->channels.params.rx_cq_moderation;
570 	coal->use_adaptive_rx_coalesce	= priv->channels.params.rx_dim_enabled;
571 	kernel_coal->use_cqe_mode_rx    = priv->channels.params.rx_moder_use_cqe_mode;
573 	tx_moder = &priv->channels.params.tx_cq_moderation;
576 	coal->use_adaptive_tx_coalesce	= priv->channels.params.tx_dim_enabled;
577 	kernel_coal->use_cqe_mode_tx    = priv->channels.params.tx_moder_use_cqe_mode;
604 	chs = &priv->channels;
663 	for (i = 0; i < priv->channels.num; ++i) {
664 		struct mlx5e_channel *c = priv->channels.c[i];
684 	for (i = 0; i < priv->channels.num; ++i) {
685 		struct mlx5e_channel *c = priv->channels.c[i];
738 	new_params = priv->channels.params;
741 	reset_rx = mlx5e_reset_rx_channels_moderation(&priv->channels, cq_period_mode,
746 	reset_tx = mlx5e_reset_tx_channels_moderation(&priv->channels, cq_period_mode,
763 		mlx5e_channels_rx_change_dim(&priv->channels, false);
776 		mlx5e_channels_tx_change_dim(&priv->channels, false);
788 	/* DIM enable/disable Rx and Tx channels */
789 	err = mlx5e_channels_rx_change_dim(&priv->channels, rx_dim_enabled);
792 	err = mlx5e_channels_tx_change_dim(&priv->channels, tx_dim_enabled);
844 	chs = &priv->channels;
1441 	return mlx5e_rqt_size(priv->mdev, priv->channels.params.num_channels);
1475 	count = priv->channels.params.num_channels;
1482 			netdev_err(priv->netdev, "%s: Cannot set RSS hash function to XOR, current number of channels (%d) exceeds the maximum allowed for XOR8 RSS hfunc (%d)\n",
2072 		priv->channels.params.rx_cq_moderation.cq_period_mode :
2073 		priv->channels.params.tx_cq_moderation.cq_period_mode;
2078 	new_params = priv->channels.params;
2080 		mlx5e_reset_rx_channels_moderation(&priv->channels, cq_period_mode,
2082 		mlx5e_channels_rx_toggle_dim(&priv->channels);
2086 		mlx5e_reset_tx_channels_moderation(&priv->channels, cq_period_mode,
2088 		mlx5e_channels_tx_toggle_dim(&priv->channels);
2093 	/* Update pflags of existing channels without resetting them */
2109 	bool curr_val = MLX5E_GET_PFLAG(&priv->channels.params, MLX5E_PFLAG_RX_CQE_COMPRESS);
2125 	if (priv->channels.params.packet_merge.type == MLX5E_PACKET_MERGE_SHAMPO) {
2130 	new_params = priv->channels.params;
2135 	if (new_params.ptp_rx == priv->channels.params.ptp_rx)
2144 		   MLX5E_GET_PFLAG(&priv->channels.params,
2166 	priv->channels.params.rx_cqe_compress_def = enable;
2183 		int err = mlx5e_mpwrq_validate_regular(mdev, &priv->channels.params);
2187 	} else if (priv->channels.params.packet_merge.type != MLX5E_PACKET_MERGE_NONE) {
2192 	new_params = priv->channels.params;
2210 	struct mlx5e_channels *channels = &priv->channels;
2215 	    priv->channels.params.xdp_prog)
2218 	for (i = 0; i < channels->num; i++) {
2219 		c = channels->c[i];
2238 	new_params = priv->channels.params;
2276 	new_params = priv->channels.params;
2319 	u32 changes = wanted_flags ^ priv->channels.params.pflags;
2332 	MLX5E_SET_PFLAG(&priv->channels.params, flag, enable);
2362 	return priv->channels.params.pflags;
2376 		info->data = priv->channels.params.num_channels;