svn commit: r317516 - in vendor-sys/ena-com: . 1.1.4.1 dist

Zbigniew Bodek zbb at FreeBSD.org
Thu Apr 27 19:40:55 UTC 2017


Author: zbb
Date: Thu Apr 27 19:40:53 2017
New Revision: 317516
URL: https://svnweb.freebsd.org/changeset/base/317516

Log:
  Introduce HAL for Amazon Elastic Network Adapter (ENA)
  
  This commit adds HAL (Hardware Abstraction Layer) code
  for Amazon Elastic Network Adapter (ENA).
  
  Version: 1.1.4.1
  
  Obtained from: Amazon.com, Inc.

Added:
  vendor-sys/ena-com/
  vendor-sys/ena-com/1.1.4.1/
  vendor-sys/ena-com/1.1.4.1/ena_admin_defs.h   (contents, props changed)
  vendor-sys/ena-com/1.1.4.1/ena_com.c   (contents, props changed)
  vendor-sys/ena-com/1.1.4.1/ena_com.h   (contents, props changed)
  vendor-sys/ena-com/1.1.4.1/ena_common_defs.h   (contents, props changed)
  vendor-sys/ena-com/1.1.4.1/ena_eth_com.c   (contents, props changed)
  vendor-sys/ena-com/1.1.4.1/ena_eth_com.h   (contents, props changed)
  vendor-sys/ena-com/1.1.4.1/ena_eth_io_defs.h   (contents, props changed)
  vendor-sys/ena-com/1.1.4.1/ena_plat.h   (contents, props changed)
  vendor-sys/ena-com/1.1.4.1/ena_regs_defs.h   (contents, props changed)
  vendor-sys/ena-com/dist/
  vendor-sys/ena-com/dist/ena_admin_defs.h   (contents, props changed)
  vendor-sys/ena-com/dist/ena_com.c   (contents, props changed)
  vendor-sys/ena-com/dist/ena_com.h   (contents, props changed)
  vendor-sys/ena-com/dist/ena_common_defs.h   (contents, props changed)
  vendor-sys/ena-com/dist/ena_eth_com.c   (contents, props changed)
  vendor-sys/ena-com/dist/ena_eth_com.h   (contents, props changed)
  vendor-sys/ena-com/dist/ena_eth_io_defs.h   (contents, props changed)
  vendor-sys/ena-com/dist/ena_plat.h   (contents, props changed)
  vendor-sys/ena-com/dist/ena_regs_defs.h   (contents, props changed)

Added: vendor-sys/ena-com/1.1.4.1/ena_admin_defs.h
==============================================================================
--- /dev/null	00:00:00 1970	(empty, because file is newly added)
+++ vendor-sys/ena-com/1.1.4.1/ena_admin_defs.h	Thu Apr 27 19:40:53 2017	(r317516)
@@ -0,0 +1,1412 @@
+/*-
+ * BSD LICENSE
+ *
+ * Copyright (c) 2015-2017 Amazon.com, Inc. or its affiliates.
+ * All rights reserved.
+ *
+ * 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.
+ * * Neither the name of copyright holder nor the names of its
+ * contributors may be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#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,
+};
+
+enum ena_admin_aq_feature_id {
+	ENA_ADMIN_DEVICE_ATTRIBUTES		= 1,
+
+	ENA_ADMIN_MAX_QUEUES_NUM		= 2,
+
+	ENA_ADMIN_HW_HINTS			= 3,
+
+	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
+	 */
+	uint16_t command_id;
+
+	/* as appears in ena_admin_aq_opcode */
+	uint8_t 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
+	 */
+	uint8_t 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 {
+	uint32_t length;
+
+	struct ena_common_mem_addr address;
+};
+
+struct ena_admin_sq {
+	uint16_t sq_idx;
+
+	/* 4:0 : reserved
+	 * 7:5 : sq_direction - 0x1 - Tx; 0x2 - Rx
+	 */
+	uint8_t sq_identity;
+
+	uint8_t reserved1;
+};
+
+struct ena_admin_aq_entry {
+	struct ena_admin_aq_common_desc aq_common_descriptor;
+
+	union {
+		uint32_t inline_data_w1[3];
+
+		struct ena_admin_ctrl_buff_info control_buffer;
+	} u;
+
+	uint32_t 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
+	 */
+	uint16_t command;
+
+	uint8_t status;
+
+	/* 0 : phase
+	 * 7:1 : reserved1
+	 */
+	uint8_t flags;
+
+	uint16_t extended_status;
+
+	/* serves as a hint what AQ entries can be revoked */
+	uint16_t sq_head_indx;
+};
+
+struct ena_admin_acq_entry {
+	struct ena_admin_acq_common_desc acq_common_descriptor;
+
+	uint32_t 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
+	 */
+	uint8_t sq_identity;
+
+	uint8_t 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
+	 */
+	uint8_t 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
+	 */
+	uint8_t sq_caps_3;
+
+	/* associated completion queue id. This CQ must be created prior to
+	 *    SQ creation
+	 */
+	uint16_t cq_idx;
+
+	/* submission queue depth in entries */
+	uint16_t 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;
+
+	uint32_t reserved0_w7;
+
+	uint32_t 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;
+
+	uint16_t sq_idx;
+
+	uint16_t reserved;
+
+	/* queue doorbell address as an offset to PCIe MMIO REG BAR */
+	uint32_t sq_doorbell_offset;
+
+	/* low latency queue ring base address as an offset to PCIe MMIO
+	 * LLQ_MEM BAR
+	 */
+	uint32_t llq_descriptors_offset;
+
+	/* low latency queue headers' memory as an offset to PCIe MMIO
+	 * LLQ_MEM BAR
+	 */
+	uint32_t 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
+	 */
+	uint8_t cq_caps_1;
+
+	/* 4:0 : cq_entry_size_words - size of CQ entry in
+	 *    32-bit words, valid values: 4, 8.
+	 * 7:5 : reserved7
+	 */
+	uint8_t cq_caps_2;
+
+	/* completion queue depth in # of entries. must be power of 2 */
+	uint16_t cq_depth;
+
+	/* msix vector assigned to this cq */
+	uint32_t 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;
+
+	uint16_t cq_idx;
+
+	/* actual cq depth in number of entries */
+	uint16_t cq_actual_depth;
+
+	uint32_t numa_node_register_offset;
+
+	uint32_t cq_head_db_register_offset;
+
+	uint32_t cq_interrupt_unmask_register_offset;
+};
+
+struct ena_admin_aq_destroy_cq_cmd {
+	struct ena_admin_aq_common_desc aq_common_descriptor;
+
+	uint16_t cq_idx;
+
+	uint16_t 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 */
+		uint32_t inline_data_w1[3];
+
+		struct ena_admin_ctrl_buff_info control_buffer;
+	} u;
+
+	/* stats type as defined in enum ena_admin_get_stats_type */
+	uint8_t type;
+
+	/* stats scope defined in enum ena_admin_get_stats_scope */
+	uint8_t scope;
+
+	uint16_t reserved3;
+
+	/* queue id. used when scope is specific_queue */
+	uint16_t queue_idx;
+
+	/* device id, value 0xFFFF means mine. only privileged device can get
+	 *    stats of other device
+	 */
+	uint16_t device_id;
+};
+
+/* Basic Statistics Command. */
+struct ena_admin_basic_stats {
+	uint32_t tx_bytes_low;
+
+	uint32_t tx_bytes_high;
+
+	uint32_t tx_pkts_low;
+
+	uint32_t tx_pkts_high;
+
+	uint32_t rx_bytes_low;
+
+	uint32_t rx_bytes_high;
+
+	uint32_t rx_pkts_low;
+
+	uint32_t rx_pkts_high;
+
+	uint32_t rx_drops_low;
+
+	uint32_t 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
+	 */
+	uint8_t flags;
+
+	/* as appears in ena_admin_aq_feature_id */
+	uint8_t feature_id;
+
+	uint16_t reserved16;
+};
+
+struct ena_admin_device_attr_feature_desc {
+	uint32_t impl_id;
+
+	uint32_t device_version;
+
+	/* bitmap of ena_admin_aq_feature_id */
+	uint32_t supported_features;
+
+	uint32_t reserved3;
+
+	/* Indicates how many bits are used physical address access. */
+	uint32_t phys_addr_width;
+
+	/* Indicates how many bits are used virtual address access. */
+	uint32_t virt_addr_width;
+
+	/* unicast MAC address (in Network byte order) */
+	uint8_t mac_addr[6];
+
+	uint8_t reserved7[2];
+
+	uint32_t max_mtu;
+};
+
+struct ena_admin_queue_feature_desc {
+	/* including LLQs */
+	uint32_t max_sq_num;
+
+	uint32_t max_sq_depth;
+
+	uint32_t max_cq_num;
+
+	uint32_t max_cq_depth;
+
+	uint32_t max_llq_num;
+
+	uint32_t max_llq_depth;
+
+	uint32_t max_header_size;
+
+	/* Maximum Descriptors number, including meta descriptor, allowed for
+	 *    a single Tx packet
+	 */
+	uint16_t max_packet_tx_descs;
+
+	/* Maximum Descriptors number allowed for a single Rx packet */
+	uint16_t max_packet_rx_descs;
+};
+
+struct ena_admin_set_feature_mtu_desc {
+	/* exclude L2 */
+	uint32_t 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 */
+	uint32_t debug_area_size;
+};
+
+struct ena_admin_feature_intr_moder_desc {
+	/* interrupt delay granularity in usec */
+	uint16_t intr_delay_resolution;
+
+	uint16_t reserved;
+};
+
+struct ena_admin_get_feature_link_desc {
+	/* Link speed in Mb */
+	uint32_t speed;
+
+	/* bit field of enum ena_admin_link types */
+	uint32_t supported;
+
+	/* 0 : autoneg
+	 * 1 : duplex - Full Duplex
+	 * 31:2 : reserved2
+	 */
+	uint32_t flags;
+};
+
+struct ena_admin_feature_aenq_desc {
+	/* bitmask for AENQ groups the device can report */
+	uint32_t supported_groups;
+
+	/* bitmask for AENQ groups to report */
+	uint32_t 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
+	 */
+	uint32_t 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
+	 */
+	uint32_t rx_supported;
+
+	uint32_t rx_enabled;
+};
+
+enum ena_admin_hash_functions {
+	ENA_ADMIN_TOEPLITZ	= 1,
+
+	ENA_ADMIN_CRC32		= 2,
+};
+
+struct ena_admin_feature_rss_flow_hash_control {
+	uint32_t keys_num;
+
+	uint32_t reserved;
+
+	uint32_t key[10];
+};
+
+struct ena_admin_feature_rss_flow_hash_function {
+	/* 7:0 : funcs - bitmask of ena_admin_hash_functions */
+	uint32_t supported_func;
+
+	/* 7:0 : selected_func - bitmask of
+	 *    ena_admin_hash_functions
+	 */
+	uint32_t selected_func;
+
+	/* initial value */
+	uint32_t 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) */
+	uint16_t fields;
+
+	uint16_t 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
+	 */
+	uint16_t 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
+	 */
+	uint16_t 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,
+};
+
+struct ena_admin_host_info {
+	/* defined in enum ena_admin_os_type */
+	uint32_t os_type;
+
+	/* os distribution string format */
+	uint8_t os_dist_str[128];
+
+	/* OS distribution numeric format */
+	uint32_t os_dist;
+
+	/* kernel version string format */
+	uint8_t kernel_ver_str[32];
+
+	/* Kernel version numeric format */
+	uint32_t kernel_ver;
+
+	/* 7:0 : major
+	 * 15:8 : minor
+	 * 23:16 : sub_minor
+	 */
+	uint32_t driver_version;
+
+	/* features bitmap */
+	uint32_t supported_network_features[4];
+};
+
+struct ena_admin_rss_ind_table_entry {
+	uint16_t cq_idx;
+
+	uint16_t reserved;
+};
+
+struct ena_admin_feature_rss_ind_table {
+	/* min supported table size (2^min_size) */
+	uint16_t min_size;
+
+	/* max supported table size (2^max_size) */
+	uint16_t max_size;
+
+	/* table size (2^size) */
+	uint16_t size;
+
+	uint16_t reserved;
+
+	/* index of the inline entry. 0xFFFFFFFF means invalid */
+	uint32_t 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 */
+	uint16_t mmio_read_timeout;
+
+	/* value in ms */
+	uint16_t driver_watchdog_timeout;
+
+	/* Per packet tx completion timeout. value in ms */
+	uint16_t missing_tx_completion_timeout;
+
+	uint16_t missed_tx_completion_count_threshold_to_reset;
+
+	/* value in ms */
+	uint16_t admin_completion_tx_timeout;
+
+	uint16_t netdev_wd_timeout;
+
+	uint16_t max_tx_sgl_size;
+
+	uint16_t max_rx_sgl_size;
+
+	uint16_t 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;
+
+	uint32_t raw[11];
+};
+
+struct ena_admin_get_feat_resp {
+	struct ena_admin_acq_common_desc acq_common_desc;
+
+	union {
+		uint32_t raw[14];
+
+		struct ena_admin_device_attr_feature_desc dev_attr;
+
+		struct ena_admin_queue_feature_desc max_queue;
+
+		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 {
+		uint32_t 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;
+	} u;
+};
+
+struct ena_admin_set_feat_resp {
+	struct ena_admin_acq_common_desc acq_common_desc;
+
+	union {
+		uint32_t raw[14];
+	} u;
+};
+
+struct ena_admin_aenq_common_desc {
+	uint16_t group;
+
+	uint16_t syndrom;
+
+	/* 0 : phase */
+	uint8_t flags;
+
+	uint8_t reserved1[3];
+
+	uint32_t timestamp_low;
+
+	uint32_t 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 */
+	uint32_t inline_data_w4[12];
+};
+
+struct ena_admin_aenq_link_change_desc {
+	struct ena_admin_aenq_common_desc aenq_common_desc;
+
+	/* 0 : link_status */
+	uint32_t flags;
+};
+
+struct ena_admin_aenq_keep_alive_desc {
+	struct ena_admin_aenq_common_desc aenq_common_desc;
+
+	uint32_t rx_drops_low;
+
+	uint32_t rx_drops_high;
+};
+
+struct ena_admin_ena_mmio_req_read_less_resp {
+	uint16_t req_id;
+
+	uint16_t reg_off;
+
+	/* value is valid when poll is cleared */
+	uint32_t 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 */

*** DIFF OUTPUT TRUNCATED AT 1000 LINES ***


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