/* SPDX-License-Identifier: BSD-3-Clause
- * Copyright (c) 2015-2019 Amazon.com, Inc. or its affiliates.
+ * Copyright (c) 2015-2020 Amazon.com, Inc. or its affiliates.
* All rights reserved.
*/
-
#ifndef _ENA_ADMIN_H_
#define _ENA_ADMIN_H_
-#define ENA_ADMIN_EXTRA_PROPERTIES_STRING_LEN 32
-#define ENA_ADMIN_EXTRA_PROPERTIES_COUNT 32
+#define ENA_ADMIN_RSS_KEY_PARTS 10
enum ena_admin_aq_opcode {
ENA_ADMIN_CREATE_SQ = 1,
ENA_ADMIN_RESOURCE_BUSY = 7,
};
+/* subcommands for the set/get feature admin commands */
enum ena_admin_aq_feature_id {
ENA_ADMIN_DEVICE_ATTRIBUTES = 1,
ENA_ADMIN_MAX_QUEUES_NUM = 2,
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_RSS_INDIRECTION_TABLE_CONFIG = 12,
ENA_ADMIN_MTU = 14,
ENA_ADMIN_RSS_HASH_INPUT = 18,
ENA_ADMIN_INTERRUPT_MODERATION = 20,
enum ena_admin_get_stats_type {
ENA_ADMIN_GET_STATS_TYPE_BASIC = 0,
ENA_ADMIN_GET_STATS_TYPE_EXTENDED = 1,
+ /* extra HW stats for specific network interface */
+ ENA_ADMIN_GET_STATS_TYPE_ENI = 2,
};
enum ena_admin_get_stats_scope {
uint16_t extended_status;
/* indicates to the driver which AQ entry has been consumed by the
- * device and could be reused
+ * device and could be reused
*/
uint16_t sq_head_indx;
};
*/
uint8_t sq_caps_3;
- /* associated completion queue id. This CQ must be created prior to
- * SQ creation
+ /* associated completion queue id. This CQ must be created prior to SQ
+ * creation
*/
uint16_t cq_idx;
uint16_t queue_idx;
/* device id, value 0xFFFF means mine. only privileged device can get
- * stats of other device
+ * stats of other device
*/
uint16_t device_id;
};
uint32_t tx_drops_high;
};
+/* ENI Statistics Command. */
+struct ena_admin_eni_stats {
+ /* The number of packets shaped due to inbound aggregate BW
+ * allowance being exceeded
+ */
+ uint64_t bw_in_allowance_exceeded;
+
+ /* The number of packets shaped due to outbound aggregate BW
+ * allowance being exceeded
+ */
+ uint64_t bw_out_allowance_exceeded;
+
+ /* The number of packets shaped due to PPS allowance being exceeded */
+ uint64_t pps_allowance_exceeded;
+
+ /* The number of packets shaped due to connection tracking
+ * allowance being exceeded and leading to failure in establishment
+ * of new connections
+ */
+ uint64_t conntrack_allowance_exceeded;
+
+ /* The number of packets shaped due to linklocal packet rate
+ * allowance being exceeded
+ */
+ uint64_t linklocal_allowance_exceeded;
+};
+
struct ena_admin_acq_get_stats_resp {
struct ena_admin_acq_common_desc acq_common_desc;
- struct ena_admin_basic_stats basic_stats;
+ union {
+ uint64_t raw[7];
+
+ struct ena_admin_basic_stats basic_stats;
+
+ struct ena_admin_eni_stats eni_stats;
+ } u;
};
struct ena_admin_get_set_feature_common_desc {
uint8_t 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
+ * device responds with the currently supported feature version. The
+ * field is zero based
*/
uint8_t feature_version;
uint32_t device_version;
- /* bitmap of ena_admin_aq_feature_id */
+ /* bitmap of ena_admin_aq_feature_id, which represents supported
+ * subcommands for the set/get feature admin commands.
+ */
uint32_t supported_features;
uint32_t reserved3;
ENA_ADMIN_MULTIPLE_DESCS_PER_ENTRY = 2,
};
+enum ena_admin_accel_mode_feat {
+ ENA_ADMIN_DISABLE_META_CACHING = 0,
+ ENA_ADMIN_LIMIT_TX_BURST = 1,
+};
+
+struct ena_admin_accel_mode_get {
+ /* bit field of enum ena_admin_accel_mode_feat */
+ uint16_t supported_flags;
+
+ /* maximum burst size between two doorbells. The size is in bytes */
+ uint16_t max_tx_burst_size;
+};
+
+struct ena_admin_accel_mode_set {
+ /* bit field of enum ena_admin_accel_mode_feat */
+ uint16_t enabled_flags;
+
+ uint16_t reserved;
+};
+
+struct ena_admin_accel_mode_req {
+ union {
+ uint32_t raw[2];
+
+ struct ena_admin_accel_mode_get get;
+
+ struct ena_admin_accel_mode_set set;
+ } u;
+};
+
struct ena_admin_feature_llq_desc {
uint32_t max_llq_num;
uint32_t max_llq_depth;
- /* specify the header locations the device supports. bitfield of
- * enum ena_admin_llq_header_location.
+ /* specify the header locations the device supports. bitfield of enum
+ * ena_admin_llq_header_location.
*/
uint16_t header_location_ctrl_supported;
/* the header location the driver selected to use. */
uint16_t 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
+ /* 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
*/
uint16_t entry_size_ctrl_supported;
/* the entry size the driver selected to use. */
uint16_t 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
+ /* 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
*/
uint16_t desc_num_before_header_supported;
uint16_t desc_num_before_header_enabled;
/* valid only if inline was chosen. bitfield of enum
- * ena_admin_llq_stride_ctrl
+ * ena_admin_llq_stride_ctrl
*/
uint16_t descriptors_stride_ctrl_supported;
/* the stride control the driver selected to use */
uint16_t 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.
+ /* reserved */
+ uint32_t reserved1;
+
+ /* accelerated low latency queues requirement. driver needs to
+ * support those requirements in order to use accelerated llq
*/
- uint32_t max_tx_burst_size;
+ struct ena_admin_accel_mode_req accel_mode;
};
struct ena_admin_queue_ext_feature_fields {
uint32_t max_tx_header_size;
- /* Maximum Descriptors number, including meta descriptor, allowed for
- * a single Tx packet
+ /* Maximum Descriptors number, including meta descriptor, allowed for a
+ * single Tx packet
*/
uint16_t max_per_packet_tx_descs;
uint32_t max_header_size;
- /* Maximum Descriptors number, including meta descriptor, allowed for
- * a single Tx packet
+ /* Maximum Descriptors number, including meta descriptor, allowed for a
+ * single Tx packet
*/
uint16_t max_packet_tx_descs;
};
struct ena_admin_feature_rss_flow_hash_control {
- uint32_t keys_num;
+ uint32_t key_parts;
uint32_t reserved;
- uint32_t key[10];
+ uint32_t key[ENA_ADMIN_RSS_KEY_PARTS];
};
struct ena_admin_feature_rss_flow_hash_function {
uint16_t reserved;
- /* 0 : mutable_rss_table_size
+ /* 0 : reserved
* 1 : rx_offset
* 2 : interrupt_moderation
- * 3 : map_rx_buf_bidirectional
- * 31:4 : reserved
+ * 3 : rx_buf_mirroring
+ * 4 : rss_configurable_function_key
+ * 31:5 : reserved
*/
uint32_t driver_supported_features;
};
struct ena_admin_queue_ext_feature_fields max_queue_ext;
uint32_t raw[10];
- } ;
+ };
};
struct ena_admin_get_feat_resp {
struct ena_admin_aenq_common_desc {
uint16_t group;
- uint16_t syndrom;
+ uint16_t syndrome;
/* 0 : phase
* 7:1 : reserved - MBZ
ENA_ADMIN_AENQ_GROUPS_NUM = 5,
};
-enum ena_admin_aenq_notification_syndrom {
+enum ena_admin_aenq_notification_syndrome {
ENA_ADMIN_SUSPEND = 0,
ENA_ADMIN_RESUME = 1,
ENA_ADMIN_UPDATE_HINTS = 2,
#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_MUTABLE_RSS_TABLE_SIZE_MASK BIT(0)
#define ENA_ADMIN_HOST_INFO_RX_OFFSET_SHIFT 1
#define ENA_ADMIN_HOST_INFO_RX_OFFSET_MASK BIT(1)
#define ENA_ADMIN_HOST_INFO_INTERRUPT_MODERATION_SHIFT 2
#define ENA_ADMIN_HOST_INFO_INTERRUPT_MODERATION_MASK BIT(2)
-#define ENA_ADMIN_HOST_INFO_MAP_RX_BUF_BIDIRECTIONAL_SHIFT 3
-#define ENA_ADMIN_HOST_INFO_MAP_RX_BUF_BIDIRECTIONAL_MASK BIT(3)
+#define ENA_ADMIN_HOST_INFO_RX_BUF_MIRRORING_SHIFT 3
+#define ENA_ADMIN_HOST_INFO_RX_BUF_MIRRORING_MASK BIT(3)
+#define ENA_ADMIN_HOST_INFO_RSS_CONFIGURABLE_FUNCTION_KEY_SHIFT 4
+#define ENA_ADMIN_HOST_INFO_RSS_CONFIGURABLE_FUNCTION_KEY_MASK BIT(4)
/* feature_rss_ind_table */
#define ENA_ADMIN_FEATURE_RSS_IND_TABLE_ONE_ENTRY_UPDATE_MASK BIT(0)
p->bdf |= (val << ENA_ADMIN_HOST_INFO_BUS_SHIFT) & ENA_ADMIN_HOST_INFO_BUS_MASK;
}
-static inline uint32_t get_ena_admin_host_info_mutable_rss_table_size(const struct ena_admin_host_info *p)
-{
- return p->driver_supported_features & ENA_ADMIN_HOST_INFO_MUTABLE_RSS_TABLE_SIZE_MASK;
-}
-
-static inline void set_ena_admin_host_info_mutable_rss_table_size(struct ena_admin_host_info *p, uint32_t val)
-{
- p->driver_supported_features |= val & ENA_ADMIN_HOST_INFO_MUTABLE_RSS_TABLE_SIZE_MASK;
-}
-
static inline uint32_t get_ena_admin_host_info_rx_offset(const struct ena_admin_host_info *p)
{
return (p->driver_supported_features & ENA_ADMIN_HOST_INFO_RX_OFFSET_MASK) >> ENA_ADMIN_HOST_INFO_RX_OFFSET_SHIFT;
p->driver_supported_features |= (val << ENA_ADMIN_HOST_INFO_INTERRUPT_MODERATION_SHIFT) & ENA_ADMIN_HOST_INFO_INTERRUPT_MODERATION_MASK;
}
-static inline uint32_t get_ena_admin_host_info_map_rx_buf_bidirectional(const struct ena_admin_host_info *p)
+static inline uint32_t get_ena_admin_host_info_rx_buf_mirroring(const struct ena_admin_host_info *p)
+{
+ return (p->driver_supported_features & ENA_ADMIN_HOST_INFO_RX_BUF_MIRRORING_MASK) >> ENA_ADMIN_HOST_INFO_RX_BUF_MIRRORING_SHIFT;
+}
+
+static inline void set_ena_admin_host_info_rx_buf_mirroring(struct ena_admin_host_info *p, uint32_t val)
+{
+ p->driver_supported_features |= (val << ENA_ADMIN_HOST_INFO_RX_BUF_MIRRORING_SHIFT) & ENA_ADMIN_HOST_INFO_RX_BUF_MIRRORING_MASK;
+}
+
+static inline uint32_t get_ena_admin_host_info_rss_configurable_function_key(const struct ena_admin_host_info *p)
{
- return (p->driver_supported_features & ENA_ADMIN_HOST_INFO_MAP_RX_BUF_BIDIRECTIONAL_MASK) >> ENA_ADMIN_HOST_INFO_MAP_RX_BUF_BIDIRECTIONAL_SHIFT;
+ return (p->driver_supported_features & ENA_ADMIN_HOST_INFO_RSS_CONFIGURABLE_FUNCTION_KEY_MASK) >> ENA_ADMIN_HOST_INFO_RSS_CONFIGURABLE_FUNCTION_KEY_SHIFT;
}
-static inline void set_ena_admin_host_info_map_rx_buf_bidirectional(struct ena_admin_host_info *p, uint32_t val)
+static inline void set_ena_admin_host_info_rss_configurable_function_key(struct ena_admin_host_info *p, uint32_t val)
{
- p->driver_supported_features |= (val << ENA_ADMIN_HOST_INFO_MAP_RX_BUF_BIDIRECTIONAL_SHIFT) & ENA_ADMIN_HOST_INFO_MAP_RX_BUF_BIDIRECTIONAL_MASK;
+ p->driver_supported_features |= (val << ENA_ADMIN_HOST_INFO_RSS_CONFIGURABLE_FUNCTION_KEY_SHIFT) & ENA_ADMIN_HOST_INFO_RSS_CONFIGURABLE_FUNCTION_KEY_MASK;
}
static inline uint8_t get_ena_admin_feature_rss_ind_table_one_entry_update(const struct ena_admin_feature_rss_ind_table *p)