1129 lines
30 KiB
C
1129 lines
30 KiB
C
/*
|
|
* Copyright 2015 - 2016 Amazon.com, Inc. or its affiliates.
|
|
*
|
|
* This software is available to you under a choice of one of two
|
|
* licenses. You may choose to be licensed under the terms of the GNU
|
|
* General Public License (GPL) Version 2, available from the file
|
|
* COPYING in the main directory of this source tree, or the
|
|
* BSD license below:
|
|
*
|
|
* Redistribution and use in source and binary forms, with or
|
|
* without modification, are permitted provided that the following
|
|
* conditions are met:
|
|
*
|
|
* - Redistributions of source code must retain the above
|
|
* copyright notice, this list of conditions and the following
|
|
* disclaimer.
|
|
*
|
|
* - Redistributions in binary form must reproduce the above
|
|
* copyright notice, this list of conditions and the following
|
|
* disclaimer in the documentation and/or other materials
|
|
* provided with the distribution.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
|
|
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
|
|
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
|
|
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
|
|
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
|
|
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
|
|
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
|
* SOFTWARE.
|
|
*/
|
|
#ifndef _ENA_ADMIN_H_
|
|
#define _ENA_ADMIN_H_
|
|
|
|
|
|
enum ena_admin_aq_opcode {
|
|
ENA_ADMIN_CREATE_SQ = 1,
|
|
ENA_ADMIN_DESTROY_SQ = 2,
|
|
ENA_ADMIN_CREATE_CQ = 3,
|
|
ENA_ADMIN_DESTROY_CQ = 4,
|
|
ENA_ADMIN_GET_FEATURE = 8,
|
|
ENA_ADMIN_SET_FEATURE = 9,
|
|
ENA_ADMIN_GET_STATS = 11,
|
|
};
|
|
|
|
enum ena_admin_aq_completion_status {
|
|
ENA_ADMIN_SUCCESS = 0,
|
|
ENA_ADMIN_RESOURCE_ALLOCATION_FAILURE = 1,
|
|
ENA_ADMIN_BAD_OPCODE = 2,
|
|
ENA_ADMIN_UNSUPPORTED_OPCODE = 3,
|
|
ENA_ADMIN_MALFORMED_REQUEST = 4,
|
|
/* Additional status is provided in ACQ entry extended_status */
|
|
ENA_ADMIN_ILLEGAL_PARAMETER = 5,
|
|
ENA_ADMIN_UNKNOWN_ERROR = 6,
|
|
ENA_ADMIN_RESOURCE_BUSY = 7,
|
|
};
|
|
|
|
enum ena_admin_aq_feature_id {
|
|
ENA_ADMIN_DEVICE_ATTRIBUTES = 1,
|
|
ENA_ADMIN_MAX_QUEUES_NUM = 2,
|
|
ENA_ADMIN_HW_HINTS = 3,
|
|
ENA_ADMIN_LLQ = 4,
|
|
ENA_ADMIN_MAX_QUEUES_EXT = 7,
|
|
ENA_ADMIN_RSS_HASH_FUNCTION = 10,
|
|
ENA_ADMIN_STATELESS_OFFLOAD_CONFIG = 11,
|
|
ENA_ADMIN_RSS_REDIRECTION_TABLE_CONFIG = 12,
|
|
ENA_ADMIN_MTU = 14,
|
|
ENA_ADMIN_RSS_HASH_INPUT = 18,
|
|
ENA_ADMIN_INTERRUPT_MODERATION = 20,
|
|
ENA_ADMIN_AENQ_CONFIG = 26,
|
|
ENA_ADMIN_LINK_CONFIG = 27,
|
|
ENA_ADMIN_HOST_ATTR_CONFIG = 28,
|
|
ENA_ADMIN_FEATURES_OPCODE_NUM = 32,
|
|
};
|
|
|
|
enum ena_admin_placement_policy_type {
|
|
/* descriptors and headers are in host memory */
|
|
ENA_ADMIN_PLACEMENT_POLICY_HOST = 1,
|
|
/* descriptors and headers are in device memory (a.k.a Low Latency
|
|
* Queue)
|
|
*/
|
|
ENA_ADMIN_PLACEMENT_POLICY_DEV = 3,
|
|
};
|
|
|
|
enum ena_admin_link_types {
|
|
ENA_ADMIN_LINK_SPEED_1G = 0x1,
|
|
ENA_ADMIN_LINK_SPEED_2_HALF_G = 0x2,
|
|
ENA_ADMIN_LINK_SPEED_5G = 0x4,
|
|
ENA_ADMIN_LINK_SPEED_10G = 0x8,
|
|
ENA_ADMIN_LINK_SPEED_25G = 0x10,
|
|
ENA_ADMIN_LINK_SPEED_40G = 0x20,
|
|
ENA_ADMIN_LINK_SPEED_50G = 0x40,
|
|
ENA_ADMIN_LINK_SPEED_100G = 0x80,
|
|
ENA_ADMIN_LINK_SPEED_200G = 0x100,
|
|
ENA_ADMIN_LINK_SPEED_400G = 0x200,
|
|
};
|
|
|
|
enum ena_admin_completion_policy_type {
|
|
/* completion queue entry for each sq descriptor */
|
|
ENA_ADMIN_COMPLETION_POLICY_DESC = 0,
|
|
/* completion queue entry upon request in sq descriptor */
|
|
ENA_ADMIN_COMPLETION_POLICY_DESC_ON_DEMAND = 1,
|
|
/* current queue head pointer is updated in OS memory upon sq
|
|
* descriptor request
|
|
*/
|
|
ENA_ADMIN_COMPLETION_POLICY_HEAD_ON_DEMAND = 2,
|
|
/* current queue head pointer is updated in OS memory for each sq
|
|
* descriptor
|
|
*/
|
|
ENA_ADMIN_COMPLETION_POLICY_HEAD = 3,
|
|
};
|
|
|
|
/* basic stats return ena_admin_basic_stats while extanded stats return a
|
|
* buffer (string format) with additional statistics per queue and per
|
|
* device id
|
|
*/
|
|
enum ena_admin_get_stats_type {
|
|
ENA_ADMIN_GET_STATS_TYPE_BASIC = 0,
|
|
ENA_ADMIN_GET_STATS_TYPE_EXTENDED = 1,
|
|
};
|
|
|
|
enum ena_admin_get_stats_scope {
|
|
ENA_ADMIN_SPECIFIC_QUEUE = 0,
|
|
ENA_ADMIN_ETH_TRAFFIC = 1,
|
|
};
|
|
|
|
struct ena_admin_aq_common_desc {
|
|
/* 11:0 : command_id
|
|
* 15:12 : reserved12
|
|
*/
|
|
u16 command_id;
|
|
|
|
/* as appears in ena_admin_aq_opcode */
|
|
u8 opcode;
|
|
|
|
/* 0 : phase
|
|
* 1 : ctrl_data - control buffer address valid
|
|
* 2 : ctrl_data_indirect - control buffer address
|
|
* points to list of pages with addresses of control
|
|
* buffers
|
|
* 7:3 : reserved3
|
|
*/
|
|
u8 flags;
|
|
};
|
|
|
|
/* used in ena_admin_aq_entry. Can point directly to control data, or to a
|
|
* page list chunk. Used also at the end of indirect mode page list chunks,
|
|
* for chaining.
|
|
*/
|
|
struct ena_admin_ctrl_buff_info {
|
|
u32 length;
|
|
|
|
struct ena_common_mem_addr address;
|
|
};
|
|
|
|
struct ena_admin_sq {
|
|
u16 sq_idx;
|
|
|
|
/* 4:0 : reserved
|
|
* 7:5 : sq_direction - 0x1 - Tx; 0x2 - Rx
|
|
*/
|
|
u8 sq_identity;
|
|
|
|
u8 reserved1;
|
|
};
|
|
|
|
struct ena_admin_aq_entry {
|
|
struct ena_admin_aq_common_desc aq_common_descriptor;
|
|
|
|
union {
|
|
u32 inline_data_w1[3];
|
|
|
|
struct ena_admin_ctrl_buff_info control_buffer;
|
|
} u;
|
|
|
|
u32 inline_data_w4[12];
|
|
};
|
|
|
|
struct ena_admin_acq_common_desc {
|
|
/* command identifier to associate it with the aq descriptor
|
|
* 11:0 : command_id
|
|
* 15:12 : reserved12
|
|
*/
|
|
u16 command;
|
|
|
|
u8 status;
|
|
|
|
/* 0 : phase
|
|
* 7:1 : reserved1
|
|
*/
|
|
u8 flags;
|
|
|
|
u16 extended_status;
|
|
|
|
/* indicates to the driver which AQ entry has been consumed by the
|
|
* device and could be reused
|
|
*/
|
|
u16 sq_head_indx;
|
|
};
|
|
|
|
struct ena_admin_acq_entry {
|
|
struct ena_admin_acq_common_desc acq_common_descriptor;
|
|
|
|
u32 response_specific_data[14];
|
|
};
|
|
|
|
struct ena_admin_aq_create_sq_cmd {
|
|
struct ena_admin_aq_common_desc aq_common_descriptor;
|
|
|
|
/* 4:0 : reserved0_w1
|
|
* 7:5 : sq_direction - 0x1 - Tx, 0x2 - Rx
|
|
*/
|
|
u8 sq_identity;
|
|
|
|
u8 reserved8_w1;
|
|
|
|
/* 3:0 : placement_policy - Describing where the SQ
|
|
* descriptor ring and the SQ packet headers reside:
|
|
* 0x1 - descriptors and headers are in OS memory,
|
|
* 0x3 - descriptors and headers in device memory
|
|
* (a.k.a Low Latency Queue)
|
|
* 6:4 : completion_policy - Describing what policy
|
|
* to use for generation completion entry (cqe) in
|
|
* the CQ associated with this SQ: 0x0 - cqe for each
|
|
* sq descriptor, 0x1 - cqe upon request in sq
|
|
* descriptor, 0x2 - current queue head pointer is
|
|
* updated in OS memory upon sq descriptor request
|
|
* 0x3 - current queue head pointer is updated in OS
|
|
* memory for each sq descriptor
|
|
* 7 : reserved15_w1
|
|
*/
|
|
u8 sq_caps_2;
|
|
|
|
/* 0 : is_physically_contiguous - Described if the
|
|
* queue ring memory is allocated in physical
|
|
* contiguous pages or split.
|
|
* 7:1 : reserved17_w1
|
|
*/
|
|
u8 sq_caps_3;
|
|
|
|
/* associated completion queue id. This CQ must be created prior to
|
|
* SQ creation
|
|
*/
|
|
u16 cq_idx;
|
|
|
|
/* submission queue depth in entries */
|
|
u16 sq_depth;
|
|
|
|
/* SQ physical base address in OS memory. This field should not be
|
|
* used for Low Latency queues. Has to be page aligned.
|
|
*/
|
|
struct ena_common_mem_addr sq_ba;
|
|
|
|
/* specifies queue head writeback location in OS memory. Valid if
|
|
* completion_policy is set to completion_policy_head_on_demand or
|
|
* completion_policy_head. Has to be cache aligned
|
|
*/
|
|
struct ena_common_mem_addr sq_head_writeback;
|
|
|
|
u32 reserved0_w7;
|
|
|
|
u32 reserved0_w8;
|
|
};
|
|
|
|
enum ena_admin_sq_direction {
|
|
ENA_ADMIN_SQ_DIRECTION_TX = 1,
|
|
ENA_ADMIN_SQ_DIRECTION_RX = 2,
|
|
};
|
|
|
|
struct ena_admin_acq_create_sq_resp_desc {
|
|
struct ena_admin_acq_common_desc acq_common_desc;
|
|
|
|
u16 sq_idx;
|
|
|
|
u16 reserved;
|
|
|
|
/* queue doorbell address as an offset to PCIe MMIO REG BAR */
|
|
u32 sq_doorbell_offset;
|
|
|
|
/* low latency queue ring base address as an offset to PCIe MMIO
|
|
* LLQ_MEM BAR
|
|
*/
|
|
u32 llq_descriptors_offset;
|
|
|
|
/* low latency queue headers' memory as an offset to PCIe MMIO
|
|
* LLQ_MEM BAR
|
|
*/
|
|
u32 llq_headers_offset;
|
|
};
|
|
|
|
struct ena_admin_aq_destroy_sq_cmd {
|
|
struct ena_admin_aq_common_desc aq_common_descriptor;
|
|
|
|
struct ena_admin_sq sq;
|
|
};
|
|
|
|
struct ena_admin_acq_destroy_sq_resp_desc {
|
|
struct ena_admin_acq_common_desc acq_common_desc;
|
|
};
|
|
|
|
struct ena_admin_aq_create_cq_cmd {
|
|
struct ena_admin_aq_common_desc aq_common_descriptor;
|
|
|
|
/* 4:0 : reserved5
|
|
* 5 : interrupt_mode_enabled - if set, cq operates
|
|
* in interrupt mode, otherwise - polling
|
|
* 7:6 : reserved6
|
|
*/
|
|
u8 cq_caps_1;
|
|
|
|
/* 4:0 : cq_entry_size_words - size of CQ entry in
|
|
* 32-bit words, valid values: 4, 8.
|
|
* 7:5 : reserved7
|
|
*/
|
|
u8 cq_caps_2;
|
|
|
|
/* completion queue depth in # of entries. must be power of 2 */
|
|
u16 cq_depth;
|
|
|
|
/* msix vector assigned to this cq */
|
|
u32 msix_vector;
|
|
|
|
/* cq physical base address in OS memory. CQ must be physically
|
|
* contiguous
|
|
*/
|
|
struct ena_common_mem_addr cq_ba;
|
|
};
|
|
|
|
struct ena_admin_acq_create_cq_resp_desc {
|
|
struct ena_admin_acq_common_desc acq_common_desc;
|
|
|
|
u16 cq_idx;
|
|
|
|
/* actual cq depth in number of entries */
|
|
u16 cq_actual_depth;
|
|
|
|
u32 numa_node_register_offset;
|
|
|
|
u32 cq_head_db_register_offset;
|
|
|
|
u32 cq_interrupt_unmask_register_offset;
|
|
};
|
|
|
|
struct ena_admin_aq_destroy_cq_cmd {
|
|
struct ena_admin_aq_common_desc aq_common_descriptor;
|
|
|
|
u16 cq_idx;
|
|
|
|
u16 reserved1;
|
|
};
|
|
|
|
struct ena_admin_acq_destroy_cq_resp_desc {
|
|
struct ena_admin_acq_common_desc acq_common_desc;
|
|
};
|
|
|
|
/* ENA AQ Get Statistics command. Extended statistics are placed in control
|
|
* buffer pointed by AQ entry
|
|
*/
|
|
struct ena_admin_aq_get_stats_cmd {
|
|
struct ena_admin_aq_common_desc aq_common_descriptor;
|
|
|
|
union {
|
|
/* command specific inline data */
|
|
u32 inline_data_w1[3];
|
|
|
|
struct ena_admin_ctrl_buff_info control_buffer;
|
|
} u;
|
|
|
|
/* stats type as defined in enum ena_admin_get_stats_type */
|
|
u8 type;
|
|
|
|
/* stats scope defined in enum ena_admin_get_stats_scope */
|
|
u8 scope;
|
|
|
|
u16 reserved3;
|
|
|
|
/* queue id. used when scope is specific_queue */
|
|
u16 queue_idx;
|
|
|
|
/* device id, value 0xFFFF means mine. only privileged device can get
|
|
* stats of other device
|
|
*/
|
|
u16 device_id;
|
|
};
|
|
|
|
/* Basic Statistics Command. */
|
|
struct ena_admin_basic_stats {
|
|
u32 tx_bytes_low;
|
|
|
|
u32 tx_bytes_high;
|
|
|
|
u32 tx_pkts_low;
|
|
|
|
u32 tx_pkts_high;
|
|
|
|
u32 rx_bytes_low;
|
|
|
|
u32 rx_bytes_high;
|
|
|
|
u32 rx_pkts_low;
|
|
|
|
u32 rx_pkts_high;
|
|
|
|
u32 rx_drops_low;
|
|
|
|
u32 rx_drops_high;
|
|
};
|
|
|
|
struct ena_admin_acq_get_stats_resp {
|
|
struct ena_admin_acq_common_desc acq_common_desc;
|
|
|
|
struct ena_admin_basic_stats basic_stats;
|
|
};
|
|
|
|
struct ena_admin_get_set_feature_common_desc {
|
|
/* 1:0 : select - 0x1 - current value; 0x3 - default
|
|
* value
|
|
* 7:3 : reserved3
|
|
*/
|
|
u8 flags;
|
|
|
|
/* as appears in ena_admin_aq_feature_id */
|
|
u8 feature_id;
|
|
|
|
/* The driver specifies the max feature version it supports and the
|
|
* device responds with the currently supported feature version. The
|
|
* field is zero based
|
|
*/
|
|
u8 feature_version;
|
|
|
|
u8 reserved8;
|
|
};
|
|
|
|
struct ena_admin_device_attr_feature_desc {
|
|
u32 impl_id;
|
|
|
|
u32 device_version;
|
|
|
|
/* bitmap of ena_admin_aq_feature_id */
|
|
u32 supported_features;
|
|
|
|
u32 reserved3;
|
|
|
|
/* Indicates how many bits are used physical address access. */
|
|
u32 phys_addr_width;
|
|
|
|
/* Indicates how many bits are used virtual address access. */
|
|
u32 virt_addr_width;
|
|
|
|
/* unicast MAC address (in Network byte order) */
|
|
u8 mac_addr[6];
|
|
|
|
u8 reserved7[2];
|
|
|
|
u32 max_mtu;
|
|
};
|
|
|
|
enum ena_admin_llq_header_location {
|
|
/* header is in descriptor list */
|
|
ENA_ADMIN_INLINE_HEADER = 1,
|
|
/* header in a separate ring, implies 16B descriptor list entry */
|
|
ENA_ADMIN_HEADER_RING = 2,
|
|
};
|
|
|
|
enum ena_admin_llq_ring_entry_size {
|
|
ENA_ADMIN_LIST_ENTRY_SIZE_128B = 1,
|
|
ENA_ADMIN_LIST_ENTRY_SIZE_192B = 2,
|
|
ENA_ADMIN_LIST_ENTRY_SIZE_256B = 4,
|
|
};
|
|
|
|
enum ena_admin_llq_num_descs_before_header {
|
|
ENA_ADMIN_LLQ_NUM_DESCS_BEFORE_HEADER_0 = 0,
|
|
ENA_ADMIN_LLQ_NUM_DESCS_BEFORE_HEADER_1 = 1,
|
|
ENA_ADMIN_LLQ_NUM_DESCS_BEFORE_HEADER_2 = 2,
|
|
ENA_ADMIN_LLQ_NUM_DESCS_BEFORE_HEADER_4 = 4,
|
|
ENA_ADMIN_LLQ_NUM_DESCS_BEFORE_HEADER_8 = 8,
|
|
};
|
|
|
|
/* packet descriptor list entry always starts with one or more descriptors,
|
|
* followed by a header. The rest of the descriptors are located in the
|
|
* beginning of the subsequent entry. Stride refers to how the rest of the
|
|
* descriptors are placed. This field is relevant only for inline header
|
|
* mode
|
|
*/
|
|
enum ena_admin_llq_stride_ctrl {
|
|
ENA_ADMIN_SINGLE_DESC_PER_ENTRY = 1,
|
|
ENA_ADMIN_MULTIPLE_DESCS_PER_ENTRY = 2,
|
|
};
|
|
|
|
struct ena_admin_feature_llq_desc {
|
|
u32 max_llq_num;
|
|
|
|
u32 max_llq_depth;
|
|
|
|
/* specify the header locations the device supports. bitfield of
|
|
* enum ena_admin_llq_header_location.
|
|
*/
|
|
u16 header_location_ctrl_supported;
|
|
|
|
/* the header location the driver selected to use. */
|
|
u16 header_location_ctrl_enabled;
|
|
|
|
/* if inline header is specified - this is the size of descriptor
|
|
* list entry. If header in a separate ring is specified - this is
|
|
* the size of header ring entry. bitfield of enum
|
|
* ena_admin_llq_ring_entry_size. specify the entry sizes the device
|
|
* supports
|
|
*/
|
|
u16 entry_size_ctrl_supported;
|
|
|
|
/* the entry size the driver selected to use. */
|
|
u16 entry_size_ctrl_enabled;
|
|
|
|
/* valid only if inline header is specified. First entry associated
|
|
* with the packet includes descriptors and header. Rest of the
|
|
* entries occupied by descriptors. This parameter defines the max
|
|
* number of descriptors precedding the header in the first entry.
|
|
* The field is bitfield of enum
|
|
* ena_admin_llq_num_descs_before_header and specify the values the
|
|
* device supports
|
|
*/
|
|
u16 desc_num_before_header_supported;
|
|
|
|
/* the desire field the driver selected to use */
|
|
u16 desc_num_before_header_enabled;
|
|
|
|
/* valid only if inline was chosen. bitfield of enum
|
|
* ena_admin_llq_stride_ctrl
|
|
*/
|
|
u16 descriptors_stride_ctrl_supported;
|
|
|
|
/* the stride control the driver selected to use */
|
|
u16 descriptors_stride_ctrl_enabled;
|
|
|
|
/* Maximum size in bytes taken by llq entries in a single tx burst.
|
|
* Set to 0 when there is no such limit.
|
|
*/
|
|
u32 max_tx_burst_size;
|
|
};
|
|
|
|
struct ena_admin_queue_ext_feature_fields {
|
|
u32 max_tx_sq_num;
|
|
|
|
u32 max_tx_cq_num;
|
|
|
|
u32 max_rx_sq_num;
|
|
|
|
u32 max_rx_cq_num;
|
|
|
|
u32 max_tx_sq_depth;
|
|
|
|
u32 max_tx_cq_depth;
|
|
|
|
u32 max_rx_sq_depth;
|
|
|
|
u32 max_rx_cq_depth;
|
|
|
|
u32 max_tx_header_size;
|
|
|
|
/* Maximum Descriptors number, including meta descriptor, allowed for
|
|
* a single Tx packet
|
|
*/
|
|
u16 max_per_packet_tx_descs;
|
|
|
|
/* Maximum Descriptors number allowed for a single Rx packet */
|
|
u16 max_per_packet_rx_descs;
|
|
};
|
|
|
|
struct ena_admin_queue_feature_desc {
|
|
u32 max_sq_num;
|
|
|
|
u32 max_sq_depth;
|
|
|
|
u32 max_cq_num;
|
|
|
|
u32 max_cq_depth;
|
|
|
|
u32 max_legacy_llq_num;
|
|
|
|
u32 max_legacy_llq_depth;
|
|
|
|
u32 max_header_size;
|
|
|
|
/* Maximum Descriptors number, including meta descriptor, allowed for
|
|
* a single Tx packet
|
|
*/
|
|
u16 max_packet_tx_descs;
|
|
|
|
/* Maximum Descriptors number allowed for a single Rx packet */
|
|
u16 max_packet_rx_descs;
|
|
};
|
|
|
|
struct ena_admin_set_feature_mtu_desc {
|
|
/* exclude L2 */
|
|
u32 mtu;
|
|
};
|
|
|
|
struct ena_admin_set_feature_host_attr_desc {
|
|
/* host OS info base address in OS memory. host info is 4KB of
|
|
* physically contiguous
|
|
*/
|
|
struct ena_common_mem_addr os_info_ba;
|
|
|
|
/* host debug area base address in OS memory. debug area must be
|
|
* physically contiguous
|
|
*/
|
|
struct ena_common_mem_addr debug_ba;
|
|
|
|
/* debug area size */
|
|
u32 debug_area_size;
|
|
};
|
|
|
|
struct ena_admin_feature_intr_moder_desc {
|
|
/* interrupt delay granularity in usec */
|
|
u16 intr_delay_resolution;
|
|
|
|
u16 reserved;
|
|
};
|
|
|
|
struct ena_admin_get_feature_link_desc {
|
|
/* Link speed in Mb */
|
|
u32 speed;
|
|
|
|
/* bit field of enum ena_admin_link types */
|
|
u32 supported;
|
|
|
|
/* 0 : autoneg
|
|
* 1 : duplex - Full Duplex
|
|
* 31:2 : reserved2
|
|
*/
|
|
u32 flags;
|
|
};
|
|
|
|
struct ena_admin_feature_aenq_desc {
|
|
/* bitmask for AENQ groups the device can report */
|
|
u32 supported_groups;
|
|
|
|
/* bitmask for AENQ groups to report */
|
|
u32 enabled_groups;
|
|
};
|
|
|
|
struct ena_admin_feature_offload_desc {
|
|
/* 0 : TX_L3_csum_ipv4
|
|
* 1 : TX_L4_ipv4_csum_part - The checksum field
|
|
* should be initialized with pseudo header checksum
|
|
* 2 : TX_L4_ipv4_csum_full
|
|
* 3 : TX_L4_ipv6_csum_part - The checksum field
|
|
* should be initialized with pseudo header checksum
|
|
* 4 : TX_L4_ipv6_csum_full
|
|
* 5 : tso_ipv4
|
|
* 6 : tso_ipv6
|
|
* 7 : tso_ecn
|
|
*/
|
|
u32 tx;
|
|
|
|
/* Receive side supported stateless offload
|
|
* 0 : RX_L3_csum_ipv4 - IPv4 checksum
|
|
* 1 : RX_L4_ipv4_csum - TCP/UDP/IPv4 checksum
|
|
* 2 : RX_L4_ipv6_csum - TCP/UDP/IPv6 checksum
|
|
* 3 : RX_hash - Hash calculation
|
|
*/
|
|
u32 rx_supported;
|
|
|
|
u32 rx_enabled;
|
|
};
|
|
|
|
enum ena_admin_hash_functions {
|
|
ENA_ADMIN_TOEPLITZ = 1,
|
|
ENA_ADMIN_CRC32 = 2,
|
|
};
|
|
|
|
struct ena_admin_feature_rss_flow_hash_control {
|
|
u32 keys_num;
|
|
|
|
u32 reserved;
|
|
|
|
u32 key[10];
|
|
};
|
|
|
|
struct ena_admin_feature_rss_flow_hash_function {
|
|
/* 7:0 : funcs - bitmask of ena_admin_hash_functions */
|
|
u32 supported_func;
|
|
|
|
/* 7:0 : selected_func - bitmask of
|
|
* ena_admin_hash_functions
|
|
*/
|
|
u32 selected_func;
|
|
|
|
/* initial value */
|
|
u32 init_val;
|
|
};
|
|
|
|
/* RSS flow hash protocols */
|
|
enum ena_admin_flow_hash_proto {
|
|
ENA_ADMIN_RSS_TCP4 = 0,
|
|
ENA_ADMIN_RSS_UDP4 = 1,
|
|
ENA_ADMIN_RSS_TCP6 = 2,
|
|
ENA_ADMIN_RSS_UDP6 = 3,
|
|
ENA_ADMIN_RSS_IP4 = 4,
|
|
ENA_ADMIN_RSS_IP6 = 5,
|
|
ENA_ADMIN_RSS_IP4_FRAG = 6,
|
|
ENA_ADMIN_RSS_NOT_IP = 7,
|
|
/* TCPv6 with extension header */
|
|
ENA_ADMIN_RSS_TCP6_EX = 8,
|
|
/* IPv6 with extension header */
|
|
ENA_ADMIN_RSS_IP6_EX = 9,
|
|
ENA_ADMIN_RSS_PROTO_NUM = 16,
|
|
};
|
|
|
|
/* RSS flow hash fields */
|
|
enum ena_admin_flow_hash_fields {
|
|
/* Ethernet Dest Addr */
|
|
ENA_ADMIN_RSS_L2_DA = BIT(0),
|
|
/* Ethernet Src Addr */
|
|
ENA_ADMIN_RSS_L2_SA = BIT(1),
|
|
/* ipv4/6 Dest Addr */
|
|
ENA_ADMIN_RSS_L3_DA = BIT(2),
|
|
/* ipv4/6 Src Addr */
|
|
ENA_ADMIN_RSS_L3_SA = BIT(3),
|
|
/* tcp/udp Dest Port */
|
|
ENA_ADMIN_RSS_L4_DP = BIT(4),
|
|
/* tcp/udp Src Port */
|
|
ENA_ADMIN_RSS_L4_SP = BIT(5),
|
|
};
|
|
|
|
struct ena_admin_proto_input {
|
|
/* flow hash fields (bitwise according to ena_admin_flow_hash_fields) */
|
|
u16 fields;
|
|
|
|
u16 reserved2;
|
|
};
|
|
|
|
struct ena_admin_feature_rss_hash_control {
|
|
struct ena_admin_proto_input supported_fields[ENA_ADMIN_RSS_PROTO_NUM];
|
|
|
|
struct ena_admin_proto_input selected_fields[ENA_ADMIN_RSS_PROTO_NUM];
|
|
|
|
struct ena_admin_proto_input reserved2[ENA_ADMIN_RSS_PROTO_NUM];
|
|
|
|
struct ena_admin_proto_input reserved3[ENA_ADMIN_RSS_PROTO_NUM];
|
|
};
|
|
|
|
struct ena_admin_feature_rss_flow_hash_input {
|
|
/* supported hash input sorting
|
|
* 1 : L3_sort - support swap L3 addresses if DA is
|
|
* smaller than SA
|
|
* 2 : L4_sort - support swap L4 ports if DP smaller
|
|
* SP
|
|
*/
|
|
u16 supported_input_sort;
|
|
|
|
/* enabled hash input sorting
|
|
* 1 : enable_L3_sort - enable swap L3 addresses if
|
|
* DA smaller than SA
|
|
* 2 : enable_L4_sort - enable swap L4 ports if DP
|
|
* smaller than SP
|
|
*/
|
|
u16 enabled_input_sort;
|
|
};
|
|
|
|
enum ena_admin_os_type {
|
|
ENA_ADMIN_OS_LINUX = 1,
|
|
ENA_ADMIN_OS_WIN = 2,
|
|
ENA_ADMIN_OS_DPDK = 3,
|
|
ENA_ADMIN_OS_FREEBSD = 4,
|
|
ENA_ADMIN_OS_IPXE = 5,
|
|
ENA_ADMIN_OS_ESXI = 6,
|
|
ENA_ADMIN_OS_GROUPS_NUM = 6,
|
|
};
|
|
|
|
struct ena_admin_host_info {
|
|
/* defined in enum ena_admin_os_type */
|
|
u32 os_type;
|
|
|
|
/* os distribution string format */
|
|
u8 os_dist_str[128];
|
|
|
|
/* OS distribution numeric format */
|
|
u32 os_dist;
|
|
|
|
/* kernel version string format */
|
|
u8 kernel_ver_str[32];
|
|
|
|
/* Kernel version numeric format */
|
|
u32 kernel_ver;
|
|
|
|
/* 7:0 : major
|
|
* 15:8 : minor
|
|
* 23:16 : sub_minor
|
|
* 31:24 : module_type
|
|
*/
|
|
u32 driver_version;
|
|
|
|
/* features bitmap */
|
|
u32 supported_network_features[2];
|
|
|
|
/* ENA spec version of driver */
|
|
u16 ena_spec_version;
|
|
|
|
/* ENA device's Bus, Device and Function
|
|
* 2:0 : function
|
|
* 7:3 : device
|
|
* 15:8 : bus
|
|
*/
|
|
u16 bdf;
|
|
|
|
/* Number of CPUs */
|
|
u16 num_cpus;
|
|
|
|
u16 reserved;
|
|
|
|
/* 1 :0 : reserved
|
|
* 2 : interrupt_moderation
|
|
* 31:3 : reserved
|
|
*/
|
|
u32 driver_supported_features;
|
|
};
|
|
|
|
struct ena_admin_rss_ind_table_entry {
|
|
u16 cq_idx;
|
|
|
|
u16 reserved;
|
|
};
|
|
|
|
struct ena_admin_feature_rss_ind_table {
|
|
/* min supported table size (2^min_size) */
|
|
u16 min_size;
|
|
|
|
/* max supported table size (2^max_size) */
|
|
u16 max_size;
|
|
|
|
/* table size (2^size) */
|
|
u16 size;
|
|
|
|
u16 reserved;
|
|
|
|
/* index of the inline entry. 0xFFFFFFFF means invalid */
|
|
u32 inline_index;
|
|
|
|
/* used for updating single entry, ignored when setting the entire
|
|
* table through the control buffer.
|
|
*/
|
|
struct ena_admin_rss_ind_table_entry inline_entry;
|
|
};
|
|
|
|
/* When hint value is 0, driver should use it's own predefined value */
|
|
struct ena_admin_ena_hw_hints {
|
|
/* value in ms */
|
|
u16 mmio_read_timeout;
|
|
|
|
/* value in ms */
|
|
u16 driver_watchdog_timeout;
|
|
|
|
/* Per packet tx completion timeout. value in ms */
|
|
u16 missing_tx_completion_timeout;
|
|
|
|
u16 missed_tx_completion_count_threshold_to_reset;
|
|
|
|
/* value in ms */
|
|
u16 admin_completion_tx_timeout;
|
|
|
|
u16 netdev_wd_timeout;
|
|
|
|
u16 max_tx_sgl_size;
|
|
|
|
u16 max_rx_sgl_size;
|
|
|
|
u16 reserved[8];
|
|
};
|
|
|
|
struct ena_admin_get_feat_cmd {
|
|
struct ena_admin_aq_common_desc aq_common_descriptor;
|
|
|
|
struct ena_admin_ctrl_buff_info control_buffer;
|
|
|
|
struct ena_admin_get_set_feature_common_desc feat_common;
|
|
|
|
u32 raw[11];
|
|
};
|
|
|
|
struct ena_admin_queue_ext_feature_desc {
|
|
/* version */
|
|
u8 version;
|
|
|
|
u8 reserved1[3];
|
|
|
|
union {
|
|
struct ena_admin_queue_ext_feature_fields max_queue_ext;
|
|
|
|
u32 raw[10];
|
|
};
|
|
};
|
|
|
|
struct ena_admin_get_feat_resp {
|
|
struct ena_admin_acq_common_desc acq_common_desc;
|
|
|
|
union {
|
|
u32 raw[14];
|
|
|
|
struct ena_admin_device_attr_feature_desc dev_attr;
|
|
|
|
struct ena_admin_feature_llq_desc llq;
|
|
|
|
struct ena_admin_queue_feature_desc max_queue;
|
|
|
|
struct ena_admin_queue_ext_feature_desc max_queue_ext;
|
|
|
|
struct ena_admin_feature_aenq_desc aenq;
|
|
|
|
struct ena_admin_get_feature_link_desc link;
|
|
|
|
struct ena_admin_feature_offload_desc offload;
|
|
|
|
struct ena_admin_feature_rss_flow_hash_function flow_hash_func;
|
|
|
|
struct ena_admin_feature_rss_flow_hash_input flow_hash_input;
|
|
|
|
struct ena_admin_feature_rss_ind_table ind_table;
|
|
|
|
struct ena_admin_feature_intr_moder_desc intr_moderation;
|
|
|
|
struct ena_admin_ena_hw_hints hw_hints;
|
|
} u;
|
|
};
|
|
|
|
struct ena_admin_set_feat_cmd {
|
|
struct ena_admin_aq_common_desc aq_common_descriptor;
|
|
|
|
struct ena_admin_ctrl_buff_info control_buffer;
|
|
|
|
struct ena_admin_get_set_feature_common_desc feat_common;
|
|
|
|
union {
|
|
u32 raw[11];
|
|
|
|
/* mtu size */
|
|
struct ena_admin_set_feature_mtu_desc mtu;
|
|
|
|
/* host attributes */
|
|
struct ena_admin_set_feature_host_attr_desc host_attr;
|
|
|
|
/* AENQ configuration */
|
|
struct ena_admin_feature_aenq_desc aenq;
|
|
|
|
/* rss flow hash function */
|
|
struct ena_admin_feature_rss_flow_hash_function flow_hash_func;
|
|
|
|
/* rss flow hash input */
|
|
struct ena_admin_feature_rss_flow_hash_input flow_hash_input;
|
|
|
|
/* rss indirection table */
|
|
struct ena_admin_feature_rss_ind_table ind_table;
|
|
|
|
/* LLQ configuration */
|
|
struct ena_admin_feature_llq_desc llq;
|
|
} u;
|
|
};
|
|
|
|
struct ena_admin_set_feat_resp {
|
|
struct ena_admin_acq_common_desc acq_common_desc;
|
|
|
|
union {
|
|
u32 raw[14];
|
|
} u;
|
|
};
|
|
|
|
struct ena_admin_aenq_common_desc {
|
|
u16 group;
|
|
|
|
u16 syndrom;
|
|
|
|
/* 0 : phase
|
|
* 7:1 : reserved - MBZ
|
|
*/
|
|
u8 flags;
|
|
|
|
u8 reserved1[3];
|
|
|
|
u32 timestamp_low;
|
|
|
|
u32 timestamp_high;
|
|
};
|
|
|
|
/* asynchronous event notification groups */
|
|
enum ena_admin_aenq_group {
|
|
ENA_ADMIN_LINK_CHANGE = 0,
|
|
ENA_ADMIN_FATAL_ERROR = 1,
|
|
ENA_ADMIN_WARNING = 2,
|
|
ENA_ADMIN_NOTIFICATION = 3,
|
|
ENA_ADMIN_KEEP_ALIVE = 4,
|
|
ENA_ADMIN_AENQ_GROUPS_NUM = 5,
|
|
};
|
|
|
|
enum ena_admin_aenq_notification_syndrom {
|
|
ENA_ADMIN_SUSPEND = 0,
|
|
ENA_ADMIN_RESUME = 1,
|
|
ENA_ADMIN_UPDATE_HINTS = 2,
|
|
};
|
|
|
|
struct ena_admin_aenq_entry {
|
|
struct ena_admin_aenq_common_desc aenq_common_desc;
|
|
|
|
/* command specific inline data */
|
|
u32 inline_data_w4[12];
|
|
};
|
|
|
|
struct ena_admin_aenq_link_change_desc {
|
|
struct ena_admin_aenq_common_desc aenq_common_desc;
|
|
|
|
/* 0 : link_status */
|
|
u32 flags;
|
|
};
|
|
|
|
struct ena_admin_aenq_keep_alive_desc {
|
|
struct ena_admin_aenq_common_desc aenq_common_desc;
|
|
|
|
u32 rx_drops_low;
|
|
|
|
u32 rx_drops_high;
|
|
};
|
|
|
|
struct ena_admin_ena_mmio_req_read_less_resp {
|
|
u16 req_id;
|
|
|
|
u16 reg_off;
|
|
|
|
/* value is valid when poll is cleared */
|
|
u32 reg_val;
|
|
};
|
|
|
|
/* aq_common_desc */
|
|
#define ENA_ADMIN_AQ_COMMON_DESC_COMMAND_ID_MASK GENMASK(11, 0)
|
|
#define ENA_ADMIN_AQ_COMMON_DESC_PHASE_MASK BIT(0)
|
|
#define ENA_ADMIN_AQ_COMMON_DESC_CTRL_DATA_SHIFT 1
|
|
#define ENA_ADMIN_AQ_COMMON_DESC_CTRL_DATA_MASK BIT(1)
|
|
#define ENA_ADMIN_AQ_COMMON_DESC_CTRL_DATA_INDIRECT_SHIFT 2
|
|
#define ENA_ADMIN_AQ_COMMON_DESC_CTRL_DATA_INDIRECT_MASK BIT(2)
|
|
|
|
/* sq */
|
|
#define ENA_ADMIN_SQ_SQ_DIRECTION_SHIFT 5
|
|
#define ENA_ADMIN_SQ_SQ_DIRECTION_MASK GENMASK(7, 5)
|
|
|
|
/* acq_common_desc */
|
|
#define ENA_ADMIN_ACQ_COMMON_DESC_COMMAND_ID_MASK GENMASK(11, 0)
|
|
#define ENA_ADMIN_ACQ_COMMON_DESC_PHASE_MASK BIT(0)
|
|
|
|
/* aq_create_sq_cmd */
|
|
#define ENA_ADMIN_AQ_CREATE_SQ_CMD_SQ_DIRECTION_SHIFT 5
|
|
#define ENA_ADMIN_AQ_CREATE_SQ_CMD_SQ_DIRECTION_MASK GENMASK(7, 5)
|
|
#define ENA_ADMIN_AQ_CREATE_SQ_CMD_PLACEMENT_POLICY_MASK GENMASK(3, 0)
|
|
#define ENA_ADMIN_AQ_CREATE_SQ_CMD_COMPLETION_POLICY_SHIFT 4
|
|
#define ENA_ADMIN_AQ_CREATE_SQ_CMD_COMPLETION_POLICY_MASK GENMASK(6, 4)
|
|
#define ENA_ADMIN_AQ_CREATE_SQ_CMD_IS_PHYSICALLY_CONTIGUOUS_MASK BIT(0)
|
|
|
|
/* aq_create_cq_cmd */
|
|
#define ENA_ADMIN_AQ_CREATE_CQ_CMD_INTERRUPT_MODE_ENABLED_SHIFT 5
|
|
#define ENA_ADMIN_AQ_CREATE_CQ_CMD_INTERRUPT_MODE_ENABLED_MASK BIT(5)
|
|
#define ENA_ADMIN_AQ_CREATE_CQ_CMD_CQ_ENTRY_SIZE_WORDS_MASK GENMASK(4, 0)
|
|
|
|
/* get_set_feature_common_desc */
|
|
#define ENA_ADMIN_GET_SET_FEATURE_COMMON_DESC_SELECT_MASK GENMASK(1, 0)
|
|
|
|
/* get_feature_link_desc */
|
|
#define ENA_ADMIN_GET_FEATURE_LINK_DESC_AUTONEG_MASK BIT(0)
|
|
#define ENA_ADMIN_GET_FEATURE_LINK_DESC_DUPLEX_SHIFT 1
|
|
#define ENA_ADMIN_GET_FEATURE_LINK_DESC_DUPLEX_MASK BIT(1)
|
|
|
|
/* feature_offload_desc */
|
|
#define ENA_ADMIN_FEATURE_OFFLOAD_DESC_TX_L3_CSUM_IPV4_MASK BIT(0)
|
|
#define ENA_ADMIN_FEATURE_OFFLOAD_DESC_TX_L4_IPV4_CSUM_PART_SHIFT 1
|
|
#define ENA_ADMIN_FEATURE_OFFLOAD_DESC_TX_L4_IPV4_CSUM_PART_MASK BIT(1)
|
|
#define ENA_ADMIN_FEATURE_OFFLOAD_DESC_TX_L4_IPV4_CSUM_FULL_SHIFT 2
|
|
#define ENA_ADMIN_FEATURE_OFFLOAD_DESC_TX_L4_IPV4_CSUM_FULL_MASK BIT(2)
|
|
#define ENA_ADMIN_FEATURE_OFFLOAD_DESC_TX_L4_IPV6_CSUM_PART_SHIFT 3
|
|
#define ENA_ADMIN_FEATURE_OFFLOAD_DESC_TX_L4_IPV6_CSUM_PART_MASK BIT(3)
|
|
#define ENA_ADMIN_FEATURE_OFFLOAD_DESC_TX_L4_IPV6_CSUM_FULL_SHIFT 4
|
|
#define ENA_ADMIN_FEATURE_OFFLOAD_DESC_TX_L4_IPV6_CSUM_FULL_MASK BIT(4)
|
|
#define ENA_ADMIN_FEATURE_OFFLOAD_DESC_TSO_IPV4_SHIFT 5
|
|
#define ENA_ADMIN_FEATURE_OFFLOAD_DESC_TSO_IPV4_MASK BIT(5)
|
|
#define ENA_ADMIN_FEATURE_OFFLOAD_DESC_TSO_IPV6_SHIFT 6
|
|
#define ENA_ADMIN_FEATURE_OFFLOAD_DESC_TSO_IPV6_MASK BIT(6)
|
|
#define ENA_ADMIN_FEATURE_OFFLOAD_DESC_TSO_ECN_SHIFT 7
|
|
#define ENA_ADMIN_FEATURE_OFFLOAD_DESC_TSO_ECN_MASK BIT(7)
|
|
#define ENA_ADMIN_FEATURE_OFFLOAD_DESC_RX_L3_CSUM_IPV4_MASK BIT(0)
|
|
#define ENA_ADMIN_FEATURE_OFFLOAD_DESC_RX_L4_IPV4_CSUM_SHIFT 1
|
|
#define ENA_ADMIN_FEATURE_OFFLOAD_DESC_RX_L4_IPV4_CSUM_MASK BIT(1)
|
|
#define ENA_ADMIN_FEATURE_OFFLOAD_DESC_RX_L4_IPV6_CSUM_SHIFT 2
|
|
#define ENA_ADMIN_FEATURE_OFFLOAD_DESC_RX_L4_IPV6_CSUM_MASK BIT(2)
|
|
#define ENA_ADMIN_FEATURE_OFFLOAD_DESC_RX_HASH_SHIFT 3
|
|
#define ENA_ADMIN_FEATURE_OFFLOAD_DESC_RX_HASH_MASK BIT(3)
|
|
|
|
/* feature_rss_flow_hash_function */
|
|
#define ENA_ADMIN_FEATURE_RSS_FLOW_HASH_FUNCTION_FUNCS_MASK GENMASK(7, 0)
|
|
#define ENA_ADMIN_FEATURE_RSS_FLOW_HASH_FUNCTION_SELECTED_FUNC_MASK GENMASK(7, 0)
|
|
|
|
/* feature_rss_flow_hash_input */
|
|
#define ENA_ADMIN_FEATURE_RSS_FLOW_HASH_INPUT_L3_SORT_SHIFT 1
|
|
#define ENA_ADMIN_FEATURE_RSS_FLOW_HASH_INPUT_L3_SORT_MASK BIT(1)
|
|
#define ENA_ADMIN_FEATURE_RSS_FLOW_HASH_INPUT_L4_SORT_SHIFT 2
|
|
#define ENA_ADMIN_FEATURE_RSS_FLOW_HASH_INPUT_L4_SORT_MASK BIT(2)
|
|
#define ENA_ADMIN_FEATURE_RSS_FLOW_HASH_INPUT_ENABLE_L3_SORT_SHIFT 1
|
|
#define ENA_ADMIN_FEATURE_RSS_FLOW_HASH_INPUT_ENABLE_L3_SORT_MASK BIT(1)
|
|
#define ENA_ADMIN_FEATURE_RSS_FLOW_HASH_INPUT_ENABLE_L4_SORT_SHIFT 2
|
|
#define ENA_ADMIN_FEATURE_RSS_FLOW_HASH_INPUT_ENABLE_L4_SORT_MASK BIT(2)
|
|
|
|
/* host_info */
|
|
#define ENA_ADMIN_HOST_INFO_MAJOR_MASK GENMASK(7, 0)
|
|
#define ENA_ADMIN_HOST_INFO_MINOR_SHIFT 8
|
|
#define ENA_ADMIN_HOST_INFO_MINOR_MASK GENMASK(15, 8)
|
|
#define ENA_ADMIN_HOST_INFO_SUB_MINOR_SHIFT 16
|
|
#define ENA_ADMIN_HOST_INFO_SUB_MINOR_MASK GENMASK(23, 16)
|
|
#define ENA_ADMIN_HOST_INFO_MODULE_TYPE_SHIFT 24
|
|
#define ENA_ADMIN_HOST_INFO_MODULE_TYPE_MASK GENMASK(31, 24)
|
|
#define ENA_ADMIN_HOST_INFO_FUNCTION_MASK GENMASK(2, 0)
|
|
#define ENA_ADMIN_HOST_INFO_DEVICE_SHIFT 3
|
|
#define ENA_ADMIN_HOST_INFO_DEVICE_MASK GENMASK(7, 3)
|
|
#define ENA_ADMIN_HOST_INFO_BUS_SHIFT 8
|
|
#define ENA_ADMIN_HOST_INFO_BUS_MASK GENMASK(15, 8)
|
|
#define ENA_ADMIN_HOST_INFO_INTERRUPT_MODERATION_SHIFT 2
|
|
#define ENA_ADMIN_HOST_INFO_INTERRUPT_MODERATION_MASK BIT(2)
|
|
|
|
/* aenq_common_desc */
|
|
#define ENA_ADMIN_AENQ_COMMON_DESC_PHASE_MASK BIT(0)
|
|
|
|
/* aenq_link_change_desc */
|
|
#define ENA_ADMIN_AENQ_LINK_CHANGE_DESC_LINK_STATUS_MASK BIT(0)
|
|
|
|
#endif /*_ENA_ADMIN_H_ */
|