intel/idpf/virtchnl2.h

1 /* SPDX-License-Identifier: GPL-2.0-only */
16  * all the structures in this header follow little-endian format.
74  * enum virtchnl2_vport_type - Type of virtual port.
82  * enum virtchnl2_queue_model - Type of queue model.
92  * In the split queue model, hardware uses transmit completion queues to post
94  * descriptor queues to post descriptors to hardware.
96  * queue, while software uses receive buffer queues to post buffers to hardware.
216  * enum virtchnl2_txq_sched_mode - Transmit Queue Scheduling Modes.
231  * enum virtchnl2_rxq_flags - Receive Queue Feature flags.
264  * models. With Split Queue model, 2 additional types are introduced -
287  * enum virtchnl2_mac_addr_type - MAC address types.
398 	 * 32768 - 65534 are used for user defined protocol ids.
410  * struct virtchnl2_edt_caps - Get EDT granularity and time horizon.
423  * struct virtchnl2_version_info - Version information.
446  * struct virtchnl2_get_capabilities - Capabilities info.
457  * @max_rx_q: Maximum number of supported Rx queues.
458  * @max_tx_q: Maximum number of supported Tx queues.
459  * @max_rx_bufq: Maximum number of supported buffer queues.
460  * @max_tx_complq: Maximum number of supported completion queues.
528  * struct virtchnl2_queue_reg_chunk - Single queue chunk.
531  * @num_queues: Number of queues in the chunk.
549  * struct virtchnl2_queue_reg_chunks - Specify several chunks of contiguous
550  *				       queues.
563  * struct virtchnl2_create_vport - Create vport config info.
567  * @num_tx_q: Number of Tx queues.
569  * @num_rx_q: Number of Rx queues.
589  * @chunks: Chunks of contiguous queues.
627  * struct virtchnl2_vport - Vport ID info.
645  * struct virtchnl2_txq_info - Transmit queue config info
650  *		       queue. Used in many to one mapping of transmit queues to
654  * @qflags: TX queue feature flags.
688  * struct virtchnl2_config_tx_queues - TX queue config.
692  * @qinfo: Tx queues config info.
694  * PF sends this message to set up parameters for one or more transmit queues.
696  * structures. CP configures requested queues and returns a status code. If
697  * num_qinfo specified is greater than the number of queues associated with the
698  * vport, an error is returned and no queues are configured.
711  * struct virtchnl2_rxq_info - Receive queue config info.
721  * @buffer_notif_stride: Buffer notification stride in units of 32-descriptors.
724  * @dma_head_wb_addr: Applicable only for receive buffer queues.
725  * @qflags: Applicable only for receive completion queues.
767  * struct virtchnl2_config_rx_queues - Rx queues config.
771  * @qinfo: Rx queues config info.
773  * PF sends this message to set up parameters for one or more receive queues.
775  * structures. CP configures requested queues and returns a status code.
776  * If the number of queues specified is greater than the number of queues
777  * associated with the vport, an error is returned and no queues are configured.
790  * struct virtchnl2_add_queues - data for VIRTCHNL2_OP_ADD_QUEUES.
792  * @num_tx_q: Number of Tx qieues.
793  * @num_tx_complq: Number of Tx completion queues.
794  * @num_rx_q:  Number of Rx queues.
795  * @num_rx_bufq:  Number of Rx buffer queues.
797  * @chunks: Chunks of contiguous queues.
799  * PF sends this message to request additional transmit/receive queues beyond
801  * structure is used to specify the number of each type of queues.
802  * CP responds with the same structure with the actual number of queues assigned
819  * struct virtchnl2_vector_chunk - Structure to specify a chunk of contiguous
836  * Dynamic control registers are used for enabling/disabling/re-enabling
858  * struct virtchnl2_vector_chunks - chunks of contiguous interrupt vectors.
876  * struct virtchnl2_alloc_vectors - vector allocation info.
897  * struct virtchnl2_rss_lut - RSS LUT info.
920  * struct virtchnl2_rss_hash - RSS hash info.
942  * struct virtchnl2_sriov_vfs_info - VFs info.
947  * allocation of resources for the VFs in terms of vport, queues and interrupts
961  * struct virtchnl2_ptype - Packet type info.
962  * @ptype_id_10: 10-bit packet type.
963  * @ptype_id_8: 8-bit packet type.
985  * struct virtchnl2_get_ptype_info - Packet type info.
991  * For the flex descriptor, it is 1024 (10-bit ptype), and for the base
992  * descriptor, it is 256 (8-bit ptype). Send this message to the CP by
1021  * struct virtchnl2_vport_stats - Vport statistics.
1067  * struct virtchnl2_event - Event info.
1092  * struct virtchnl2_rss_key - RSS key info.
1112  * struct virtchnl2_queue_chunk - chunk of contiguous queues
1115  * @num_queues: Number of queues.
1126 /* struct virtchnl2_queue_chunks - chunks of contiguous queues
1129  * @chunks: Chunks of contiguous queues info.
1139  * struct virtchnl2_del_ena_dis_queues - Enable/disable queues info.
1142  * @chunks: Chunks of contiguous queues info.
1144  * PF sends these messages to enable, disable or delete queues specified in
1145  * chunks. PF sends virtchnl2_del_ena_dis_queues struct to specify the queues
1160  * struct virtchnl2_queue_vector - Queue to vector mapping.
1179  * struct virtchnl2_queue_vector_maps - Map/unmap queues info.
1185  * PF sends this message to map or unmap queues to vectors and interrupt
1203  * struct virtchnl2_loopback - Loopback info.
1221 /* struct virtchnl2_mac_addr - MAC address info.
1234  * struct virtchnl2_mac_addr_list - List of MAC addresses.
1255  * struct virtchnl2_promisc_info - Promisc type info.