/* SPDX-License-Identifier: (BSD-3-Clause OR GPL-2.0)
*
* Copyright 2013-2016 Freescale Semiconductor Inc.
- * Copyright 2016-2017 NXP
+ * Copyright 2016-2020 NXP
*
*/
#ifndef __FSL_DPNI_H
* All Tx traffic classes will use a single sender (ignore num_queueus for tx)
*/
#define DPNI_OPT_SINGLE_SENDER 0x000100
+/**
+ * Define a custom number of congestion groups
+ */
+#define DPNI_OPT_CUSTOM_CG 0x000200
+
+
+/**
+ * Software sequence maximum layout size
+ */
+#define DPNI_SW_SEQUENCE_LAYOUT_SIZE 33
int dpni_open(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint8_t num_tcs;
uint8_t num_rx_tcs;
uint8_t qos_entries;
+ uint8_t num_cgs;
};
int dpni_create(struct fsl_mc_io *mc_io,
/**
* struct dpni_pools_cfg - Structure representing buffer pools configuration
* @num_dpbp: Number of DPBPs
+ * @pool_options: Buffer assignment options
+ * This field is a combination of DPNI_POOL_ASSOC_flags
* @pools: Array of buffer pools parameters; The number of valid entries
* must match 'num_dpbp' value
* @pools.dpbp_id: DPBP object ID
* @pools.buffer_size: Buffer size
* @pools.backup_pool: Backup pool
*/
+
+#define DPNI_POOL_ASSOC_QPRI 0
+#define DPNI_POOL_ASSOC_QDBIN 1
+
struct dpni_pools_cfg {
uint8_t num_dpbp;
+ uint8_t pool_options;
struct {
int dpbp_id;
uint8_t priority_mask;
uint8_t qos_key_size;
uint8_t fs_key_size;
uint16_t wriop_version;
+ uint8_t num_cgs;
};
int dpni_get_attributes(struct fsl_mc_io *mc_io,
* @page_5.policer_cnt_green: number of green colored frames
* @page_5.policer_cnt_re_red: number of recolored red frames
* @page_5.policer_cnt_re_yellow: number of recolored yellow frames
+ * @page_6.tx_pending_frames_cnt: total number of frames pending in Tx queues
* @raw: raw statistics structure, used to index counters
*/
union dpni_statistics {
uint64_t policer_cnt_re_red;
uint64_t policer_cnt_re_yellow;
} page_5;
+ struct {
+ uint64_t tx_pending_frames_cnt;
+ } page_6;
struct {
uint64_t counter[DPNI_STATISTICS_CNT];
} raw;
*/
#define DPNI_LINK_OPT_PFC_PAUSE 0x0000000000000010ULL
+/**
+ * Advertise 10MB full duplex
+ */
+#define DPNI_ADVERTISED_10BASET_FULL 0x0000000000000001ULL
+/**
+ * Advertise 100MB full duplex
+ */
+#define DPNI_ADVERTISED_100BASET_FULL 0x0000000000000002ULL
+/**
+ * Advertise 1GB full duplex
+ */
+#define DPNI_ADVERTISED_1000BASET_FULL 0x0000000000000004ULL
+/**
+ * Advertise auto-negotiation enable
+ */
+#define DPNI_ADVERTISED_AUTONEG 0x0000000000000008ULL
+/**
+ * Advertise 10GB full duplex
+ */
+#define DPNI_ADVERTISED_10000BASET_FULL 0x0000000000000010ULL
+/**
+ * Advertise 2.5GB full duplex
+ */
+#define DPNI_ADVERTISED_2500BASEX_FULL 0x0000000000000020ULL
+/**
+ * Advertise 5GB full duplex
+ */
+#define DPNI_ADVERTISED_5000BASET_FULL 0x0000000000000040ULL
+
+
/**
* struct - Structure representing DPNI link configuration
* @rate: Rate
uint32_t rate;
uint64_t options;
int up;
- int state_valid;
+ int state_valid;
uint64_t supported;
uint64_t advertising;
};
uint16_t token,
struct dpni_link_state *state);
+/**
+ * struct dpni_tx_shaping - Structure representing DPNI tx shaping configuration
+ * @rate_limit: Rate in Mbps
+ * @max_burst_size: Burst size in bytes (up to 64KB)
+ */
+struct dpni_tx_shaping_cfg {
+ uint32_t rate_limit;
+ uint16_t max_burst_size;
+};
+
+int dpni_set_tx_shaping(struct fsl_mc_io *mc_io,
+ uint32_t cmd_flags,
+ uint16_t token,
+ const struct dpni_tx_shaping_cfg *tx_cr_shaper,
+ const struct dpni_tx_shaping_cfg *tx_er_shaper,
+ int coupled);
+
int dpni_set_max_frame_length(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
int dpni_add_mac_addr(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
- const uint8_t mac_addr[6]);
+ const uint8_t mac_addr[6],
+ uint8_t flags,
+ uint8_t tc_id,
+ uint8_t flow_id);
int dpni_remove_mac_addr(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
int en);
+/**
+ * Set vlan filter queue action
+ */
+#define DPNI_VLAN_SET_QUEUE_ACTION 1
+
int dpni_add_vlan_id(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
- uint16_t vlan_id);
+ uint16_t vlan_id,
+ uint8_t flags,
+ uint8_t tc_id,
+ uint8_t flow_id);
int dpni_remove_vlan_id(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint32_t cmd_flags,
uint16_t token);
+/**
+ * enum dpni_tx_schedule_mode - DPNI Tx scheduling mode
+ * @DPNI_TX_SCHED_STRICT_PRIORITY: strict priority
+ * @DPNI_TX_SCHED_WEIGHTED_A: weighted based scheduling in group A
+ * @DPNI_TX_SCHED_WEIGHTED_B: weighted based scheduling in group B
+ */
+enum dpni_tx_schedule_mode {
+ DPNI_TX_SCHED_STRICT_PRIORITY = 0,
+ DPNI_TX_SCHED_WEIGHTED_A,
+ DPNI_TX_SCHED_WEIGHTED_B,
+};
+
+/**
+ * struct dpni_tx_schedule_cfg - Structure representing Tx scheduling conf
+ * @mode: Scheduling mode
+ * @delta_bandwidth: Bandwidth represented in weights from 100 to 10000;
+ * not applicable for 'strict-priority' mode;
+ */
+struct dpni_tx_schedule_cfg {
+ enum dpni_tx_schedule_mode mode;
+ uint16_t delta_bandwidth;
+};
+
+/**
+ * struct dpni_tx_priorities_cfg - Structure representing transmission
+ * priorities for DPNI TCs
+ * @tc_sched: An array of traffic-classes
+ * @prio_group_A: Priority of group A
+ * @prio_group_B: Priority of group B
+ * @separate_groups: Treat A and B groups as separate
+ */
+struct dpni_tx_priorities_cfg {
+ struct dpni_tx_schedule_cfg tc_sched[DPNI_MAX_TC];
+ uint32_t prio_group_A;
+ uint32_t prio_group_B;
+ uint8_t separate_groups;
+};
+
+int dpni_set_tx_priorities(struct fsl_mc_io *mc_io,
+ uint32_t cmd_flags,
+ uint16_t token,
+ const struct dpni_tx_priorities_cfg *cfg);
+
/**
* enum dpni_dist_mode - DPNI distribution mode
* @DPNI_DIST_MODE_NONE: No distribution
uint8_t tc_id,
const struct dpni_rx_tc_dist_cfg *cfg);
+/**
+ * Set to select color aware mode (otherwise - color blind)
+ */
+#define DPNI_POLICER_OPT_COLOR_AWARE 0x00000001
+/**
+ * Set to discard frame with RED color
+ */
+#define DPNI_POLICER_OPT_DISCARD_RED 0x00000002
+
+/**
+ * enum dpni_policer_mode - selecting the policer mode
+ * @DPNI_POLICER_MODE_NONE: Policer is disabled
+ * @DPNI_POLICER_MODE_PASS_THROUGH: Policer pass through
+ * @DPNI_POLICER_MODE_RFC_2698: Policer algorithm RFC 2698
+ * @DPNI_POLICER_MODE_RFC_4115: Policer algorithm RFC 4115
+ */
+enum dpni_policer_mode {
+ DPNI_POLICER_MODE_NONE = 0,
+ DPNI_POLICER_MODE_PASS_THROUGH,
+ DPNI_POLICER_MODE_RFC_2698,
+ DPNI_POLICER_MODE_RFC_4115
+};
+
+/**
+ * enum dpni_policer_unit - DPNI policer units
+ * @DPNI_POLICER_UNIT_BYTES: bytes units
+ * @DPNI_POLICER_UNIT_FRAMES: frames units
+ */
+enum dpni_policer_unit {
+ DPNI_POLICER_UNIT_BYTES = 0,
+ DPNI_POLICER_UNIT_FRAMES
+};
+
+/**
+ * enum dpni_policer_color - selecting the policer color
+ * @DPNI_POLICER_COLOR_GREEN: Green color
+ * @DPNI_POLICER_COLOR_YELLOW: Yellow color
+ * @DPNI_POLICER_COLOR_RED: Red color
+ */
+enum dpni_policer_color {
+ DPNI_POLICER_COLOR_GREEN = 0,
+ DPNI_POLICER_COLOR_YELLOW,
+ DPNI_POLICER_COLOR_RED
+};
+
+/**
+ * struct dpni_rx_tc_policing_cfg - Policer configuration
+ * @options: Mask of available options; use 'DPNI_POLICER_OPT_<X>' values
+ * @mode: policer mode
+ * @default_color: For pass-through mode the policer re-colors with this
+ * color any incoming packets. For Color aware non-pass-through mode:
+ * policer re-colors with this color all packets with FD[DROPP]>2.
+ * @units: Bytes or Packets
+ * @cir: Committed information rate (CIR) in Kbps or packets/second
+ * @cbs: Committed burst size (CBS) in bytes or packets
+ * @eir: Peak information rate (PIR, rfc2698) in Kbps or packets/second
+ * Excess information rate (EIR, rfc4115) in Kbps or packets/second
+ * @ebs: Peak burst size (PBS, rfc2698) in bytes or packets
+ * Excess burst size (EBS, rfc4115) in bytes or packets
+ */
+struct dpni_rx_tc_policing_cfg {
+ uint32_t options;
+ enum dpni_policer_mode mode;
+ enum dpni_policer_unit units;
+ enum dpni_policer_color default_color;
+ uint32_t cir;
+ uint32_t cbs;
+ uint32_t eir;
+ uint32_t ebs;
+};
+
+
+int dpni_set_rx_tc_policing(struct fsl_mc_io *mc_io,
+ uint32_t cmd_flags,
+ uint16_t token,
+ uint8_t tc_id,
+ const struct dpni_rx_tc_policing_cfg *cfg);
+
+int dpni_get_rx_tc_policing(struct fsl_mc_io *mc_io,
+ uint32_t cmd_flags,
+ uint16_t token,
+ uint8_t tc_id,
+ struct dpni_rx_tc_policing_cfg *cfg);
+
/**
* enum dpni_congestion_unit - DPNI congestion units
* @DPNI_CONGESTION_UNIT_BYTES: bytes units
DPNI_CONGESTION_UNIT_FRAMES
};
+/**
+ * enum dpni_early_drop_mode - DPNI early drop mode
+ * @DPNI_EARLY_DROP_MODE_NONE: early drop is disabled
+ * @DPNI_EARLY_DROP_MODE_TAIL: early drop in taildrop mode
+ * @DPNI_EARLY_DROP_MODE_WRED: early drop in WRED mode
+ */
+enum dpni_early_drop_mode {
+ DPNI_EARLY_DROP_MODE_NONE = 0,
+ DPNI_EARLY_DROP_MODE_TAIL,
+ DPNI_EARLY_DROP_MODE_WRED
+};
+
+/**
+ * struct dpni_wred_cfg - WRED configuration
+ * @max_threshold: maximum threshold that packets may be discarded. Above this
+ * threshold all packets are discarded; must be less than 2^39;
+ * approximated to be expressed as (x+256)*2^(y-1) due to HW
+ * implementation.
+ * @min_threshold: minimum threshold that packets may be discarded at
+ * @drop_probability: probability that a packet will be discarded (1-100,
+ * associated with the max_threshold).
+ */
+struct dpni_wred_cfg {
+ uint64_t max_threshold;
+ uint64_t min_threshold;
+ uint8_t drop_probability;
+};
+
+/**
+ * struct dpni_early_drop_cfg - early-drop configuration
+ * @enable: drop enable
+ * @units: units type
+ * @green: WRED - 'green' configuration
+ * @yellow: WRED - 'yellow' configuration
+ * @red: WRED - 'red' configuration
+ */
+struct dpni_early_drop_cfg {
+ uint8_t enable;
+ enum dpni_congestion_unit units;
+ struct dpni_wred_cfg green;
+ struct dpni_wred_cfg yellow;
+ struct dpni_wred_cfg red;
+};
+
+void dpni_prepare_early_drop(const struct dpni_early_drop_cfg *cfg,
+ uint8_t *early_drop_buf);
+
+void dpni_extract_early_drop(struct dpni_early_drop_cfg *cfg,
+ const uint8_t *early_drop_buf);
+
+int dpni_set_early_drop(struct fsl_mc_io *mc_io,
+ uint32_t cmd_flags,
+ uint16_t token,
+ enum dpni_queue_type qtype,
+ uint8_t tc_id,
+ uint64_t early_drop_iova);
+
+int dpni_get_early_drop(struct fsl_mc_io *mc_io,
+ uint32_t cmd_flags,
+ uint16_t token,
+ enum dpni_queue_type qtype,
+ uint8_t tc_id,
+ uint64_t early_drop_iova);
/**
* enum dpni_dest - DPNI destination types
*/
#define DPNI_CONG_OPT_FLOW_CONTROL 0x00000040
+/**
+ * enum dpni_congestion_point - Structure representing congestion point
+ * @DPNI_CP_QUEUE: Set congestion per queue, identified by QUEUE_TYPE, TC
+ * and QUEUE_INDEX
+ * @DPNI_CP_GROUP: Set congestion per queue group. Depending on options
+ * used to define the DPNI this can be either per
+ * TC (default) or per interface
+ * (DPNI_OPT_SHARED_CONGESTION set at DPNI create).
+ * QUEUE_INDEX is ignored if this type is used.
+ * @DPNI_CP_CONGESTION_GROUP: Set per congestion group id. This will work
+ * only if the DPNI is created with DPNI_OPT_CUSTOM_CG option
+ */
+
+enum dpni_congestion_point {
+ DPNI_CP_QUEUE,
+ DPNI_CP_GROUP,
+ DPNI_CP_CONGESTION_GROUP,
+};
+
/**
* struct dpni_congestion_notification_cfg - congestion notification
* configuration
* contained in 'options'
* @dest_cfg: CSCN can be send to either DPIO or DPCON WQ channel
* @notification_mode: Mask of available options; use 'DPNI_CONG_OPT_<X>' values
+ * @cg_point: Congestion point settings
+ * @cgid: id of the congestion group. The index is relative to dpni.
*/
struct dpni_congestion_notification_cfg {
uint64_t message_iova;
struct dpni_dest_cfg dest_cfg;
uint16_t notification_mode;
+ enum dpni_congestion_point cg_point;
+ int cgid;
};
int dpni_set_congestion_notification(struct fsl_mc_io *mc_io,
* FD[OFFSET].
* For more details check the Frame Descriptor section in the
* hardware documentation.
+ *@cgid :indicate the cgid to set relative to dpni
*/
struct dpni_queue {
struct {
uint64_t value;
char stash_control;
} flc;
+ int cgid;
};
/**
uint16_t token,
enum dpni_confirmation_mode *mode);
+/**
+ * struct dpni_qos_tbl_cfg - Structure representing QOS table configuration
+ * @key_cfg_iova: I/O virtual address of 256 bytes DMA-able memory filled with
+ * key extractions to be used as the QoS criteria by calling
+ * dpkg_prepare_key_cfg()
+ * @discard_on_miss: Set to '1' to discard frames in case of no match (miss);
+ * '0' to use the 'default_tc' in such cases
+ * @keep_entries: if set to one will not delele existing table entries. This
+ * option will work properly only for dpni objects created with
+ * DPNI_OPT_HAS_KEY_MASKING option. All previous QoS entries must
+ * be compatible with new key composition rule.
+ * It is the caller's job to delete incompatible entries before
+ * executing this function.
+ * @default_tc: Used in case of no-match and 'discard_on_miss'= 0
+ */
+struct dpni_qos_tbl_cfg {
+ uint64_t key_cfg_iova;
+ int discard_on_miss;
+ int keep_entries;
+ uint8_t default_tc;
+};
+
+int dpni_set_qos_table(struct fsl_mc_io *mc_io,
+ uint32_t cmd_flags,
+ uint16_t token,
+ const struct dpni_qos_tbl_cfg *cfg);
+
+/**
+ * struct dpni_rule_cfg - Rule configuration for table lookup
+ * @key_iova: I/O virtual address of the key (must be in DMA-able memory)
+ * @mask_iova: I/O virtual address of the mask (must be in DMA-able memory)
+ * @key_size: key and mask size (in bytes)
+ */
+struct dpni_rule_cfg {
+ uint64_t key_iova;
+ uint64_t mask_iova;
+ uint8_t key_size;
+};
+
+int dpni_add_qos_entry(struct fsl_mc_io *mc_io,
+ uint32_t cmd_flags,
+ uint16_t token,
+ const struct dpni_rule_cfg *cfg,
+ uint8_t tc_id,
+ uint16_t index,
+ uint8_t flags,
+ uint8_t flow_id);
+
+int dpni_remove_qos_entry(struct fsl_mc_io *mc_io,
+ uint32_t cmd_flags,
+ uint16_t token,
+ const struct dpni_rule_cfg *cfg);
+
+int dpni_clear_qos_table(struct fsl_mc_io *mc_io,
+ uint32_t cmd_flags,
+ uint16_t token);
+
+/**
+ * Discard matching traffic. If set, this takes precedence over any other
+ * configuration and matching traffic is always discarded.
+ */
+ #define DPNI_FS_OPT_DISCARD 0x1
+
+/**
+ * Set FLC value. If set, flc member of truct dpni_fs_action_cfg is used to
+ * override the FLC value set per queue.
+ * For more details check the Frame Descriptor section in the hardware
+ * documentation.
+ */
+#define DPNI_FS_OPT_SET_FLC 0x2
+
+/*
+ * Indicates whether the 6 lowest significant bits of FLC are used for stash
+ * control. If set, the 6 least significant bits in value are interpreted as
+ * follows:
+ * - bits 0-1: indicates the number of 64 byte units of context that are
+ * stashed. FLC value is interpreted as a memory address in this case,
+ * excluding the 6 LS bits.
+ * - bits 2-3: indicates the number of 64 byte units of frame annotation
+ * to be stashed. Annotation is placed at FD[ADDR].
+ * - bits 4-5: indicates the number of 64 byte units of frame data to be
+ * stashed. Frame data is placed at FD[ADDR] + FD[OFFSET].
+ * This flag is ignored if DPNI_FS_OPT_SET_FLC is not specified.
+ */
+#define DPNI_FS_OPT_SET_STASH_CONTROL 0x4
+
+/**
+ * struct dpni_fs_action_cfg - Action configuration for table look-up
+ * @flc: FLC value for traffic matching this rule. Please check the Frame
+ * Descriptor section in the hardware documentation for more information.
+ * @flow_id: Identifies the Rx queue used for matching traffic. Supported
+ * values are in range 0 to num_queue-1.
+ * @options: Any combination of DPNI_FS_OPT_ values.
+ */
+struct dpni_fs_action_cfg {
+ uint64_t flc;
+ uint16_t flow_id;
+ uint16_t options;
+};
+
+int dpni_add_fs_entry(struct fsl_mc_io *mc_io,
+ uint32_t cmd_flags,
+ uint16_t token,
+ uint8_t tc_id,
+ uint16_t index,
+ const struct dpni_rule_cfg *cfg,
+ const struct dpni_fs_action_cfg *action);
+
+int dpni_remove_fs_entry(struct fsl_mc_io *mc_io,
+ uint32_t cmd_flags,
+ uint16_t token,
+ uint8_t tc_id,
+ const struct dpni_rule_cfg *cfg);
+
+int dpni_clear_fs_entries(struct fsl_mc_io *mc_io,
+ uint32_t cmd_flags,
+ uint16_t token,
+ uint8_t tc_id);
+
int dpni_get_api_version(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t *major_ver,
*/
#define DPNI_QUEUE_OPT_HOLD_ACTIVE 0x00000008
+#define DPNI_QUEUE_OPT_SET_CGID 0x00000040
+#define DPNI_QUEUE_OPT_CLEAR_CGID 0x00000080
+
int dpni_set_queue(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
uint32_t cmd_flags,
uint16_t token,
uint8_t page,
- uint8_t param,
+ uint16_t param,
union dpni_statistics *stat);
int dpni_reset_statistics(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token);
-/**
- * enum dpni_congestion_point - Structure representing congestion point
- * @DPNI_CP_QUEUE: Set taildrop per queue, identified by QUEUE_TYPE, TC and
- * QUEUE_INDEX
- * @DPNI_CP_GROUP: Set taildrop per queue group. Depending on options used
- * to define the DPNI this can be either per
- * TC (default) or per interface
- * (DPNI_OPT_SHARED_CONGESTION set at DPNI create).
- * QUEUE_INDEX is ignored if this type is used.
- */
-enum dpni_congestion_point {
- DPNI_CP_QUEUE,
- DPNI_CP_GROUP,
-};
-
/**
* struct dpni_taildrop - Structure representing the taildrop
* @enable: Indicates whether the taildrop is active or not.
struct opr_cfg *cfg,
struct opr_qry *qry);
+/**
+ * When used for queue_idx in function dpni_set_rx_dist_default_queue will
+ * signal to dpni to drop all unclassified frames
+ */
+#define DPNI_FS_MISS_DROP ((uint16_t)-1)
+
+/**
+ * struct dpni_rx_dist_cfg - distribution configuration
+ * @dist_size: distribution size; supported values: 1,2,3,4,6,7,8,
+ * 12,14,16,24,28,32,48,56,64,96,112,128,192,224,256,384,448,
+ * 512,768,896,1024
+ * @key_cfg_iova: I/O virtual address of 256 bytes DMA-able memory filled with
+ * the extractions to be used for the distribution key by calling
+ * dpkg_prepare_key_cfg() relevant only when enable!=0 otherwise
+ * it can be '0'
+ * @enable: enable/disable the distribution.
+ * @tc: TC id for which distribution is set
+ * @fs_miss_flow_id: when packet misses all rules from flow steering table and
+ * hash is disabled it will be put into this queue id; use
+ * DPNI_FS_MISS_DROP to drop frames. The value of this field is
+ * used only when flow steering distribution is enabled and hash
+ * distribution is disabled
+ */
+struct dpni_rx_dist_cfg {
+ uint16_t dist_size;
+ uint64_t key_cfg_iova;
+ uint8_t enable;
+ uint8_t tc;
+ uint16_t fs_miss_flow_id;
+};
+
+int dpni_set_rx_fs_dist(struct fsl_mc_io *mc_io, uint32_t cmd_flags,
+ uint16_t token, const struct dpni_rx_dist_cfg *cfg);
+
+int dpni_set_rx_hash_dist(struct fsl_mc_io *mc_io, uint32_t cmd_flags,
+ uint16_t token, const struct dpni_rx_dist_cfg *cfg);
+
int dpni_add_custom_tpid(struct fsl_mc_io *mc_io, uint32_t cmd_flags,
uint16_t token, uint16_t tpid);
int dpni_get_custom_tpid(struct fsl_mc_io *mc_io, uint32_t cmd_flags,
uint16_t token, struct dpni_custom_tpid_cfg *tpid);
+/**
+ * enum dpni_soft_sequence_dest - Enumeration of WRIOP software sequence
+ * destinations
+ * @DPNI_SS_INGRESS: Ingress parser
+ * @DPNI_SS_EGRESS: Egress parser
+ */
+enum dpni_soft_sequence_dest {
+ DPNI_SS_INGRESS = 0,
+ DPNI_SS_EGRESS = 1,
+};
+
+/**
+ * struct dpni_load_ss_cfg - Structure for Software Sequence load configuration
+ * @dest: Destination of the Software Sequence: ingress or egress parser
+ * @ss_size: Size of the Software Sequence
+ * @ss_offset: The offset where to load the Software Sequence (0x20-0x7FD)
+ * @ss_iova: I/O virtual address of the Software Sequence
+ */
+struct dpni_load_ss_cfg {
+ enum dpni_soft_sequence_dest dest;
+ uint16_t ss_size;
+ uint16_t ss_offset;
+ uint64_t ss_iova;
+};
+
+/**
+ * struct dpni_enable_ss_cfg - Structure for software sequence enable
+ * configuration
+ * @dest: Destination of the Software Sequence: ingress or egress parser
+ * @hxs: HXS to attach the software sequence to
+ * @set_start: If the Software Sequence or HDR it is attached to is set as
+ * parser start
+ * If hxs=DUMMY_LAST_HXS the ss_offset is set directly as parser
+ * start else the hdr index code is set as parser start
+ * @ss_offset: The offset of the Software Sequence to enable or set as parse
+ * start
+ * @param_size: Size of the software sequence parameters
+ * @param_offset: Offset in the parameter zone for the software sequence
+ * parameters
+ * @param_iova: I/O virtual address of the parameters
+ */
+struct dpni_enable_ss_cfg {
+ enum dpni_soft_sequence_dest dest;
+ uint16_t hxs;
+ uint8_t set_start;
+ uint16_t ss_offset;
+ uint8_t param_size;
+ uint8_t param_offset;
+ uint64_t param_iova;
+};
+
+/**
+ * dpni_load_sw_sequence() - Loads a software sequence in parser memory.
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPNI object
+ * @cfg: Software sequence load configuration
+ * Return: '0' on Success; Error code otherwise.
+ */
+int dpni_load_sw_sequence(struct fsl_mc_io *mc_io,
+ uint32_t cmd_flags,
+ uint16_t token,
+ struct dpni_load_ss_cfg *cfg);
+
+/**
+ * dpni_eanble_sw_sequence() - Enables a software sequence in the parser
+ * profile
+ * corresponding to the ingress or egress of the DPNI.
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPNI object
+ * @cfg: Software sequence enable configuration
+ * Return: '0' on Success; Error code otherwise.
+ */
+int dpni_enable_sw_sequence(struct fsl_mc_io *mc_io,
+ uint32_t cmd_flags,
+ uint16_t token,
+ struct dpni_enable_ss_cfg *cfg);
+
+/**
+ * struct dpni_sw_sequence_layout - Structure for software sequence enable
+ * configuration
+ * @num_ss: Number of software sequences returned
+ * @ss: Array of software sequence entries. The number of valid entries
+ * must match 'num_ss' value
+ */
+struct dpni_sw_sequence_layout {
+ uint8_t num_ss;
+ struct {
+ uint16_t ss_offset;
+ uint16_t ss_size;
+ uint8_t param_offset;
+ uint8_t param_size;
+ } ss[DPNI_SW_SEQUENCE_LAYOUT_SIZE];
+};
+
+/**
+ * dpni_get_sw_sequence_layout() - Get the soft sequence layout
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPNI object
+ * @src: Source of the layout (WRIOP Rx or Tx)
+ * @ss_layout_iova: I/O virtual address of 264 bytes DMA-able memory
+ *
+ * warning: After calling this function, call dpni_extract_sw_sequence_layout()
+ * to get the layout
+ *
+ * Return: '0' on Success; error code otherwise.
+ */
+int dpni_get_sw_sequence_layout(struct fsl_mc_io *mc_io,
+ uint32_t cmd_flags,
+ uint16_t token,
+ enum dpni_soft_sequence_dest src,
+ uint64_t ss_layout_iova);
+
+/**
+ * dpni_extract_sw_sequence_layout() - extract the software sequence layout
+ * @layout: software sequence layout
+ * @sw_sequence_layout_buf: Zeroed 264 bytes of memory before mapping it
+ * to DMA
+ *
+ * This function has to be called after dpni_get_sw_sequence_layout
+ *
+ */
+void dpni_extract_sw_sequence_layout(struct dpni_sw_sequence_layout *layout,
+ const uint8_t *sw_sequence_layout_buf);
+
#endif /* __FSL_DPNI_H */
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