stm32mp157
/
uboot
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity
uboot/u-boot-stm32mp-2020.01/include/fsl-mc/fsl_dpni.h

1327 lines
44 KiB
C
Raw Normal View History

1
2024-01-10 06:52:34 +00:00
/* SPDX-License-Identifier: GPL-2.0+ */
/*
* Copyright 2013-2016 Freescale Semiconductor, Inc.
* Copyright 2017 NXP
*/
#ifndef _FSL_DPNI_H
#define _FSL_DPNI_H
/* DPNI Version */
#define DPNI_VER_MAJOR 7
#define DPNI_VER_MINOR 3
/* Command IDs */
#define DPNI_CMDID_OPEN 0x8011
#define DPNI_CMDID_CLOSE 0x8001
#define DPNI_CMDID_CREATE 0x9011
#define DPNI_CMDID_DESTROY 0x9811
#define DPNI_CMDID_GET_API_VERSION 0xa011
#define DPNI_CMDID_ENABLE 0x0021
#define DPNI_CMDID_DISABLE 0x0031
#define DPNI_CMDID_GET_ATTR 0x0041
#define DPNI_CMDID_RESET 0x0051
#define DPNI_CMDID_SET_POOLS 0x2002
#define DPNI_CMDID_SET_BUFFER_LAYOUT 0x2651
#define DPNI_CMDID_GET_BUFFER_LAYOUT 0x2641
#define DPNI_CMDID_SET_ERRORS_BEHAVIOR 0x20B1
#define DPNI_CMDID_GET_QDID 0x2101
#define DPNI_CMDID_GET_TX_DATA_OFFSET 0x2121
#define DPNI_CMDID_GET_LINK_STATE 0x2151
#define DPNI_CMDID_SET_LINK_CFG 0x21A1
#define DPNI_CMDID_SET_PRIM_MAC 0x2241
#define DPNI_CMDID_GET_PRIM_MAC 0x2251
#define DPNI_CMDID_ADD_MAC_ADDR 0x2261
#define DPNI_CMDID_REMOVE_MAC_ADDR 0x2271
#define DPNI_CMDID_GET_STATISTICS 0x25D1
#define DPNI_CMDID_RESET_STATISTICS 0x25E1
#define DPNI_CMDID_GET_QUEUE 0x25F1
#define DPNI_CMDID_SET_QUEUE 0x2601
#define DPNI_CMDID_SET_TX_CONFIRMATION_MODE 0x2661
/* cmd, param, offset, width, type, arg_name */
#define DPNI_CMD_OPEN(cmd, dpni_id) \
MC_CMD_OP(cmd, 0, 0, 32, int, dpni_id)
/* cmd, param, offset, width, type, arg_name */
#define DPNI_PREP_CFG(param, cfg) \
do { \
MC_PREP_OP(param, 0, 0, 32, uint16_t, cfg->adv.options); \
MC_PREP_OP(param, 0, 32, 8, uint16_t, cfg->adv.num_queues); \
MC_PREP_OP(param, 0, 40, 8, uint16_t, cfg->adv.num_tcs); \
MC_PREP_OP(param, 0, 48, 8, uint16_t, cfg->adv.mac_entries); \
MC_PREP_OP(param, 1, 0, 8, uint16_t, cfg->adv.vlan_entries); \
MC_PREP_OP(param, 1, 16, 8, uint16_t, cfg->adv.qos_entries); \
MC_PREP_OP(param, 1, 32, 16, uint16_t, cfg->adv.fs_entries); \
} while (0)
/* cmd, param, offset, width, type, arg_name */
#define DPNI_EXT_CFG(param, cfg) \
do { \
MC_EXT_OP(param, 0, 0, 32, uint16_t, cfg->adv.options); \
MC_EXT_OP(param, 0, 32, 8, uint16_t, cfg->adv.num_queues); \
MC_EXT_OP(param, 0, 40, 8, uint16_t, cfg->adv.num_tcs); \
MC_EXT_OP(param, 0, 48, 8, uint16_t, cfg->adv.mac_entries); \
MC_EXT_OP(param, 1, 0, 8, uint16_t, cfg->adv.vlan_entries); \
MC_EXT_OP(param, 1, 16, 8, uint16_t, cfg->adv.qos_entries); \
MC_EXT_OP(param, 1, 32, 16, uint16_t, cfg->adv.fs_entries); \
} while (0)
/* cmd, param, offset, width, type, arg_name */
#define DPNI_CMD_CREATE(cmd, cfg) \
do { \
MC_CMD_OP(cmd, 0, 0, 32, uint32_t, cfg->adv.options); \
MC_CMD_OP(cmd, 0, 32, 8, uint8_t, cfg->adv.num_queues); \
MC_CMD_OP(cmd, 0, 40, 8, uint8_t, cfg->adv.num_tcs); \
MC_CMD_OP(cmd, 0, 48, 8, uint8_t, cfg->adv.mac_entries); \
MC_CMD_OP(cmd, 1, 0, 8, uint8_t, cfg->adv.vlan_entries); \
MC_CMD_OP(cmd, 1, 16, 8, uint8_t, cfg->adv.qos_entries); \
MC_CMD_OP(cmd, 1, 32, 16, uint8_t, cfg->adv.fs_entries); \
} while (0)
/* cmd, param, offset, width, type, arg_name */
#define DPNI_CMD_SET_POOLS(cmd, cfg) \
do { \
MC_CMD_OP(cmd, 0, 0, 8, uint8_t, cfg->num_dpbp); \
MC_CMD_OP(cmd, 0, 8, 1, int, cfg->pools[0].backup_pool); \
MC_CMD_OP(cmd, 0, 9, 1, int, cfg->pools[1].backup_pool); \
MC_CMD_OP(cmd, 0, 10, 1, int, cfg->pools[2].backup_pool); \
MC_CMD_OP(cmd, 0, 11, 1, int, cfg->pools[3].backup_pool); \
MC_CMD_OP(cmd, 0, 12, 1, int, cfg->pools[4].backup_pool); \
MC_CMD_OP(cmd, 0, 13, 1, int, cfg->pools[5].backup_pool); \
MC_CMD_OP(cmd, 0, 14, 1, int, cfg->pools[6].backup_pool); \
MC_CMD_OP(cmd, 0, 15, 1, int, cfg->pools[7].backup_pool); \
MC_CMD_OP(cmd, 0, 32, 32, int, cfg->pools[0].dpbp_id); \
MC_CMD_OP(cmd, 4, 32, 16, uint16_t, cfg->pools[0].buffer_size);\
MC_CMD_OP(cmd, 1, 0, 32, int, cfg->pools[1].dpbp_id); \
MC_CMD_OP(cmd, 4, 48, 16, uint16_t, cfg->pools[1].buffer_size);\
MC_CMD_OP(cmd, 1, 32, 32, int, cfg->pools[2].dpbp_id); \
MC_CMD_OP(cmd, 5, 0, 16, uint16_t, cfg->pools[2].buffer_size);\
MC_CMD_OP(cmd, 2, 0, 32, int, cfg->pools[3].dpbp_id); \
MC_CMD_OP(cmd, 5, 16, 16, uint16_t, cfg->pools[3].buffer_size);\
MC_CMD_OP(cmd, 2, 32, 32, int, cfg->pools[4].dpbp_id); \
MC_CMD_OP(cmd, 5, 32, 16, uint16_t, cfg->pools[4].buffer_size);\
MC_CMD_OP(cmd, 3, 0, 32, int, cfg->pools[5].dpbp_id); \
MC_CMD_OP(cmd, 5, 48, 16, uint16_t, cfg->pools[5].buffer_size);\
MC_CMD_OP(cmd, 3, 32, 32, int, cfg->pools[6].dpbp_id); \
MC_CMD_OP(cmd, 6, 0, 16, uint16_t, cfg->pools[6].buffer_size);\
MC_CMD_OP(cmd, 4, 0, 32, int, cfg->pools[7].dpbp_id); \
MC_CMD_OP(cmd, 6, 16, 16, uint16_t, cfg->pools[7].buffer_size);\
} while (0)
/* cmd, param, offset, width, type, arg_name */
#define DPNI_RSP_GET_ATTR(cmd, attr) \
do { \
MC_RSP_OP(cmd, 0, 0, 32, int, attr->options);\
MC_RSP_OP(cmd, 0, 32, 8, uint8_t, attr->max_num_queues); \
MC_RSP_OP(cmd, 0, 40, 8, uint8_t, attr->max_num_tcs); \
MC_RSP_OP(cmd, 0, 48, 8, uint8_t, attr->max_mac_entries); \
MC_RSP_OP(cmd, 1, 0, 8, uint8_t, attr->max_vlan_entries); \
MC_RSP_OP(cmd, 1, 16, 8, uint8_t, attr->max_qos_entries); \
MC_RSP_OP(cmd, 1, 32, 16, uint16_t, attr->max_fs_entries); \
MC_RSP_OP(cmd, 2, 0, 8, uint8_t, attr->max_qos_key_size); \
MC_RSP_OP(cmd, 2, 8, 8, uint8_t, attr->max_fs_key_size); \
MC_RSP_OP(cmd, 2, 16, 16, uint16_t, attr->wriop_version); \
} while (0)
/* cmd, param, offset, width, type, arg_name */
#define DPNI_CMD_SET_ERRORS_BEHAVIOR(cmd, cfg) \
do { \
MC_CMD_OP(cmd, 0, 0, 32, uint32_t, cfg->errors); \
MC_CMD_OP(cmd, 0, 32, 4, enum dpni_error_action, cfg->error_action); \
MC_CMD_OP(cmd, 0, 36, 1, int, cfg->set_frame_annotation); \
} while (0)
/* cmd, param, offset, width, type, arg_name */
#define DPNI_CMD_SET_BUFFER_LAYOUT(cmd, layout, queue) \
do { \
MC_CMD_OP(cmd, 0, 0, 8, enum dpni_queue_type, queue); \
MC_CMD_OP(cmd, 1, 0, 16, uint16_t, layout->private_data_size); \
MC_CMD_OP(cmd, 1, 16, 16, uint16_t, layout->data_align); \
MC_CMD_OP(cmd, 0, 32, 16, uint16_t, layout->options); \
MC_CMD_OP(cmd, 0, 48, 1, int, layout->pass_timestamp); \
MC_CMD_OP(cmd, 0, 49, 1, int, layout->pass_parser_result); \
MC_CMD_OP(cmd, 0, 50, 1, int, layout->pass_frame_status); \
MC_CMD_OP(cmd, 1, 32, 16, uint16_t, layout->data_head_room); \
MC_CMD_OP(cmd, 1, 48, 16, uint16_t, layout->data_tail_room); \
} while (0)
/* cmd, param, offset, width, type, arg_name */
#define DPNI_RSP_GET_QDID(cmd, qdid) \
MC_RSP_OP(cmd, 0, 0, 16, uint16_t, qdid)
/* cmd, param, offset, width, type, arg_name */
#define DPNI_RSP_GET_TX_DATA_OFFSET(cmd, data_offset) \
MC_RSP_OP(cmd, 0, 0, 16, uint16_t, data_offset)
/* cmd, param, offset, width, type, arg_name */
#define DPNI_CMD_SET_LINK_CFG(cmd, cfg) \
do { \
MC_CMD_OP(cmd, 1, 0, 32, uint32_t, cfg->rate);\
MC_CMD_OP(cmd, 2, 0, 64, uint64_t, cfg->options);\
} while (0)
/* cmd, param, offset, width, type, arg_name */
#define DPNI_RSP_GET_LINK_STATE(cmd, state) \
do { \
MC_RSP_OP(cmd, 0, 32, 1, int, state->up);\
MC_RSP_OP(cmd, 1, 0, 32, uint32_t, state->rate);\
MC_RSP_OP(cmd, 2, 0, 64, uint64_t, state->options);\
} while (0)
/* cmd, param, offset, width, type, arg_name */
#define DPNI_CMD_SET_PRIMARY_MAC_ADDR(cmd, mac_addr) \
do { \
MC_CMD_OP(cmd, 0, 16, 8, uint8_t, mac_addr[5]); \
MC_CMD_OP(cmd, 0, 24, 8, uint8_t, mac_addr[4]); \
MC_CMD_OP(cmd, 0, 32, 8, uint8_t, mac_addr[3]); \
MC_CMD_OP(cmd, 0, 40, 8, uint8_t, mac_addr[2]); \
MC_CMD_OP(cmd, 0, 48, 8, uint8_t, mac_addr[1]); \
MC_CMD_OP(cmd, 0, 56, 8, uint8_t, mac_addr[0]); \
} while (0)
/* cmd, param, offset, width, type, arg_name */
#define DPNI_RSP_GET_PRIMARY_MAC_ADDR(cmd, mac_addr) \
do { \
MC_RSP_OP(cmd, 0, 16, 8, uint8_t, mac_addr[5]); \
MC_RSP_OP(cmd, 0, 24, 8, uint8_t, mac_addr[4]); \
MC_RSP_OP(cmd, 0, 32, 8, uint8_t, mac_addr[3]); \
MC_RSP_OP(cmd, 0, 40, 8, uint8_t, mac_addr[2]); \
MC_RSP_OP(cmd, 0, 48, 8, uint8_t, mac_addr[1]); \
MC_RSP_OP(cmd, 0, 56, 8, uint8_t, mac_addr[0]); \
} while (0)
/* cmd, param, offset, width, type, arg_name */
#define DPNI_CMD_ADD_MAC_ADDR(cmd, mac_addr) \
do { \
MC_CMD_OP(cmd, 0, 16, 8, uint8_t, mac_addr[5]); \
MC_CMD_OP(cmd, 0, 24, 8, uint8_t, mac_addr[4]); \
MC_CMD_OP(cmd, 0, 32, 8, uint8_t, mac_addr[3]); \
MC_CMD_OP(cmd, 0, 40, 8, uint8_t, mac_addr[2]); \
MC_CMD_OP(cmd, 0, 48, 8, uint8_t, mac_addr[1]); \
MC_CMD_OP(cmd, 0, 56, 8, uint8_t, mac_addr[0]); \
} while (0)
/* cmd, param, offset, width, type, arg_name */
#define DPNI_CMD_REMOVE_MAC_ADDR(cmd, mac_addr) \
do { \
MC_CMD_OP(cmd, 0, 16, 8, uint8_t, mac_addr[5]); \
MC_CMD_OP(cmd, 0, 24, 8, uint8_t, mac_addr[4]); \
MC_CMD_OP(cmd, 0, 32, 8, uint8_t, mac_addr[3]); \
MC_CMD_OP(cmd, 0, 40, 8, uint8_t, mac_addr[2]); \
MC_CMD_OP(cmd, 0, 48, 8, uint8_t, mac_addr[1]); \
MC_CMD_OP(cmd, 0, 56, 8, uint8_t, mac_addr[0]); \
} while (0)
#define DPNI_CMD_GET_QUEUE(cmd, type, tc, index) \
do { \
MC_CMD_OP(cmd, 0, 0, 8, enum dpni_queue_type, type); \
MC_CMD_OP(cmd, 0, 8, 8, uint8_t, tc); \
MC_CMD_OP(cmd, 0, 16, 8, uint8_t, index); \
} while (0)
#define DPNI_RSP_GET_QUEUE(cmd, queue) \
do { \
MC_RSP_OP(cmd, 1, 0, 32, uint32_t, (queue)->destination.id); \
MC_RSP_OP(cmd, 1, 56, 4, enum dpni_dest, (queue)->destination.type); \
MC_RSP_OP(cmd, 1, 62, 1, char, (queue)->destination.stash_ctrl); \
MC_RSP_OP(cmd, 1, 63, 1, char, (queue)->destination.hold_active); \
MC_RSP_OP(cmd, 2, 0, 64, uint64_t, (queue)->flc); \
MC_RSP_OP(cmd, 3, 0, 64, uint64_t, (queue)->user_context); \
MC_RSP_OP(cmd, 4, 0, 32, uint32_t, (queue)->fqid); \
MC_RSP_OP(cmd, 4, 32, 16, uint16_t, (queue)->qdbin); \
} while (0)
#define DPNI_CMD_SET_QUEUE(cmd, type, tc, index, queue) \
do { \
MC_CMD_OP(cmd, 0, 0, 8, enum dpni_queue_type, type); \
MC_CMD_OP(cmd, 0, 8, 8, uint8_t, tc); \
MC_CMD_OP(cmd, 0, 16, 8, uint8_t, index); \
MC_CMD_OP(cmd, 0, 24, 8, uint8_t, (queue)->options); \
MC_CMD_OP(cmd, 1, 0, 32, uint32_t, (queue)->destination.id); \
MC_CMD_OP(cmd, 1, 56, 4, enum dpni_dest, (queue)->destination.type); \
MC_CMD_OP(cmd, 1, 62, 1, char, (queue)->destination.stash_ctrl); \
MC_CMD_OP(cmd, 1, 63, 1, char, (queue)->destination.hold_active); \
MC_CMD_OP(cmd, 1, 0, 32, uint32_t, (queue)->destination.id); \
MC_CMD_OP(cmd, 2, 0, 64, uint64_t, (queue)->flc); \
MC_CMD_OP(cmd, 3, 0, 64, uint64_t, (queue)->user_context); \
} while (0)
/* cmd, param, offset, width, type, arg_name */
#define DPNI_CMD_GET_STATISTICS(cmd, page) \
MC_CMD_OP(cmd, 0, 0, 8, uint8_t, page)
/* cmd, param, offset, width, type, arg_name */
#define DPNI_RSP_GET_STATISTICS(cmd, stat) \
do { \
MC_RSP_OP(cmd, 0, 0, 64, uint64_t, (stat)->counter0); \
MC_RSP_OP(cmd, 1, 0, 64, uint64_t, (stat)->counter1); \
MC_RSP_OP(cmd, 2, 0, 64, uint64_t, (stat)->counter2); \
MC_RSP_OP(cmd, 3, 0, 64, uint64_t, (stat)->counter3); \
MC_RSP_OP(cmd, 4, 0, 64, uint64_t, (stat)->counter4); \
MC_RSP_OP(cmd, 5, 0, 64, uint64_t, (stat)->counter5); \
MC_RSP_OP(cmd, 6, 0, 64, uint64_t, (stat)->counter6); \
} while (0)
enum net_prot {
NET_PROT_NONE = 0,
NET_PROT_PAYLOAD,
NET_PROT_ETH,
NET_PROT_VLAN,
NET_PROT_IPV4,
NET_PROT_IPV6,
NET_PROT_IP,
NET_PROT_TCP,
NET_PROT_UDP,
NET_PROT_UDP_LITE,
NET_PROT_IPHC,
NET_PROT_SCTP,
NET_PROT_SCTP_CHUNK_DATA,
NET_PROT_PPPOE,
NET_PROT_PPP,
NET_PROT_PPPMUX,
NET_PROT_PPPMUX_SUBFRM,
NET_PROT_L2TPV2,
NET_PROT_L2TPV3_CTRL,
NET_PROT_L2TPV3_SESS,
NET_PROT_LLC,
NET_PROT_LLC_SNAP,
NET_PROT_NLPID,
NET_PROT_SNAP,
NET_PROT_MPLS,
NET_PROT_IPSEC_AH,
NET_PROT_IPSEC_ESP,
NET_PROT_UDP_ENC_ESP, /* RFC 3948 */
NET_PROT_MACSEC,
NET_PROT_GRE,
NET_PROT_MINENCAP,
NET_PROT_DCCP,
NET_PROT_ICMP,
NET_PROT_IGMP,
NET_PROT_ARP,
NET_PROT_CAPWAP_DATA,
NET_PROT_CAPWAP_CTRL,
NET_PROT_RFC2684,
NET_PROT_ICMPV6,
NET_PROT_FCOE,
NET_PROT_FIP,
NET_PROT_ISCSI,
NET_PROT_GTP,
NET_PROT_USER_DEFINED_L2,
NET_PROT_USER_DEFINED_L3,
NET_PROT_USER_DEFINED_L4,
NET_PROT_USER_DEFINED_L5,
NET_PROT_USER_DEFINED_SHIM1,
NET_PROT_USER_DEFINED_SHIM2,
NET_PROT_DUMMY_LAST
};
/**
* Data Path Network Interface API
* Contains initialization APIs and runtime control APIs for DPNI
*/
struct fsl_mc_io;
/* General DPNI macros */
/* Maximum number of traffic classes */
#define DPNI_MAX_TC 8
/* Maximum number of buffer pools per DPNI */
#define DPNI_MAX_DPBP 8
/* All traffic classes considered; see dpni_set_rx_flow() */
#define DPNI_ALL_TCS (uint8_t)(-1)
/* All flows within traffic class considered; see dpni_set_rx_flow() */
#define DPNI_ALL_TC_FLOWS (uint16_t)(-1)
/* Generate new flow ID; see dpni_set_tx_flow() */
#define DPNI_NEW_FLOW_ID (uint16_t)(-1)
/* use for common tx-conf queue; see dpni_set_tx_conf_<x>() */
#define DPNI_COMMON_TX_CONF (uint16_t)(-1)
/**
* dpni_open() - Open a control session for the specified object
* @mc_io: Pointer to MC portal's I/O object
* @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
* @dpni_id: DPNI unique ID
* @token: Returned token; use in subsequent API calls
*
* This function can be used to open a control session for an
* already created object; an object may have been declared in
* the DPL or by calling the dpni_create() function.
* This function returns a unique authentication token,
* associated with the specific object ID and the specific MC
* portal; this token must be used in all subsequent commands for
* this specific object.
*
* Return: '0' on Success; Error code otherwise.
*/
int dpni_open(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
int dpni_id,
uint16_t *token);
/**
* dpni_close() - Close the control session of the object
* @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
*
* After this function is called, no further operations are
* allowed on the object without opening a new control session.
*
* Return: '0' on Success; Error code otherwise.
*/
int dpni_close(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token);
/* DPNI configuration options */
/**
* Allow different distribution key profiles for different traffic classes;
* if not set, a single key profile is assumed
*/
#define DPNI_OPT_ALLOW_DIST_KEY_PER_TC 0x00000001
/**
* Disable all non-error transmit confirmation; error frames are reported
* back to a common Tx error queue
*/
#define DPNI_OPT_TX_CONF_DISABLED 0x00000002
/* Disable per-sender private Tx confirmation/error queue */
#define DPNI_OPT_PRIVATE_TX_CONF_ERROR_DISABLED 0x00000004
/**
* Support distribution based on hashed key;
* allows statistical distribution over receive queues in a traffic class
*/
#define DPNI_OPT_DIST_HASH 0x00000010
/**
* Support distribution based on flow steering;
* allows explicit control of distribution over receive queues in a traffic
* class
*/
#define DPNI_OPT_DIST_FS 0x00000020
/* Unicast filtering support */
#define DPNI_OPT_UNICAST_FILTER 0x00000080
/* Multicast filtering support */
#define DPNI_OPT_MULTICAST_FILTER 0x00000100
/* VLAN filtering support */
#define DPNI_OPT_VLAN_FILTER 0x00000200
/* Support IP reassembly on received packets */
#define DPNI_OPT_IPR 0x00000800
/* Support IP fragmentation on transmitted packets */
#define DPNI_OPT_IPF 0x00001000
/* VLAN manipulation support */
#define DPNI_OPT_VLAN_MANIPULATION 0x00010000
/* Support masking of QoS lookup keys */
#define DPNI_OPT_QOS_MASK_SUPPORT 0x00020000
/* Support masking of Flow Steering lookup keys */
#define DPNI_OPT_FS_MASK_SUPPORT 0x00040000
/**
* enum dpni_queue_type - Identifies a type of queue targeted by the command
* @DPNI_QUEUE_RX: Rx queue
* @DPNI_QUEUE_TX: Tx queue
* @DPNI_QUEUE_TX_CONFIRM: Tx confirmation queue
* @DPNI_QUEUE_RX_ERR: Rx error queue
*/
enum dpni_queue_type {
DPNI_QUEUE_RX,
DPNI_QUEUE_TX,
DPNI_QUEUE_TX_CONFIRM,
DPNI_QUEUE_RX_ERR,
};
struct dpni_cfg {
uint8_t mac_addr[6];
struct {
uint32_t options;
uint16_t fs_entries;
uint8_t num_queues;
uint8_t num_tcs;
uint8_t mac_entries;
uint8_t vlan_entries;
uint8_t qos_entries;
} adv;
};
/**
* struct dpni_extended_cfg - Structure representing extended DPNI configuration
* @tc_cfg: TCs configuration
* @ipr_cfg: IP reassembly configuration
*/
struct dpni_extended_cfg {
/**
* struct tc_cfg - TC configuration
* @max_dist: Maximum distribution size for Rx traffic class;
* 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;
* value '0' will be treated as '1'.
* other unsupported values will be round down to the nearest
* supported value.
* @max_fs_entries: Maximum FS entries for Rx traffic class;
* '0' means no support for this TC;
*/
struct {
uint16_t max_dist;
uint16_t max_fs_entries;
} tc_cfg[DPNI_MAX_TC];
/**
* struct ipr_cfg - Structure representing IP reassembly configuration
* @max_reass_frm_size: Maximum size of the reassembled frame
* @min_frag_size_ipv4: Minimum fragment size of IPv4 fragments
* @min_frag_size_ipv6: Minimum fragment size of IPv6 fragments
* @max_open_frames_ipv4: Maximum concurrent IPv4 packets in reassembly
* process
* @max_open_frames_ipv6: Maximum concurrent IPv6 packets in reassembly
* process
*/
struct {
uint16_t max_reass_frm_size;
uint16_t min_frag_size_ipv4;
uint16_t min_frag_size_ipv6;
uint16_t max_open_frames_ipv4;
uint16_t max_open_frames_ipv6;
} ipr_cfg;
};
/**
* dpni_prepare_cfg() - function prepare parameters
* @cfg: cfg structure
* @cfg_buf: Zeroed 256 bytes of memory before mapping it to DMA
*
* This function has to be called before dpni_create()
*/
int dpni_prepare_cfg(const struct dpni_cfg *cfg,
uint8_t *cfg_buf);
/**
* dpni_create() - Create the DPNI object
* @mc_io: Pointer to MC portal's I/O object
* @token: Authentication token.
* @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
* @cfg: Configuration structure
* @obj_id: Returned obj_id; use in subsequent API calls
*
* Create the DPNI object, allocate required resources and
* perform required initialization.
*
* The object can be created either by declaring it in the
* DPL file, or by calling this function.
*
* This function returns a unique authentication token,
* associated with the specific object ID and the specific MC
* portal; this token must be used in all subsequent calls to
* this specific object. For objects that are created using the
* DPL file, call dpni_open() function to get an authentication
* token first.
*
* Return: '0' on Success; Error code otherwise.
*/
int dpni_create(struct fsl_mc_io *mc_io,
uint16_t token,
uint32_t cmd_flags,
const struct dpni_cfg *cfg,
uint32_t *obj_id);
/**
* dpni_destroy() - Destroy the DPNI object and release all its resources.
* @mc_io: Pointer to MC portal's I/O object
* @token: Authentication token.
* @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
* @obj_id: Returned obj_id; use in subsequent API calls
*
* Return: '0' on Success; error code otherwise.
*/
int dpni_destroy(struct fsl_mc_io *mc_io,
uint16_t token,
uint32_t cmd_flags,
uint32_t obj_id);
/**
* struct dpni_pools_cfg - Structure representing buffer pools configuration
* @num_dpbp: Number of DPBPs
* @pools: Array of buffer pools parameters; The number of valid entries
* must match 'num_dpbp' value
*/
struct dpni_pools_cfg {
uint8_t num_dpbp;
/**
* struct pools - Buffer pools parameters
* @dpbp_id: DPBP object ID
* @buffer_size: Buffer size
* @backup_pool: Backup pool
*/
struct {
int dpbp_id;
uint16_t buffer_size;
int backup_pool;
} pools[DPNI_MAX_DPBP];
};
/**
* dpni_set_pools() - Set buffer pools configuration
* @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: Buffer pools configuration
*
* mandatory for DPNI operation
* warning:Allowed only when DPNI is disabled
*
* Return: '0' on Success; Error code otherwise.
*/
int dpni_set_pools(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
const struct dpni_pools_cfg *cfg);
/**
* dpni_enable() - Enable the DPNI, allow sending and receiving frames.
* @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
*
* Return: '0' on Success; Error code otherwise.
*/
int dpni_enable(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token);
/**
* dpni_disable() - Disable the DPNI, stop sending and receiving frames.
* @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
*
* Return: '0' on Success; Error code otherwise.
*/
int dpni_disable(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token);
/**
* dpni_reset() - Reset the DPNI, returns the object to initial state.
* @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
*
* Return: '0' on Success; Error code otherwise.
*/
int dpni_reset(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token);
/**
* struct dpni_attr - Structure representing DPNI attributes
* @options: Mask of available options; reflects the value as was given in
* object's creation
* @max_num_queues: Number of queues available (for both Tx and Rx)
* @max_num_tcs: Maximum number of traffic classes (for both Tx and Rx)
* @max_mac_entries: Maximum number of traffic classes (for both Tx and Rx)
* @max_unicast_filters: Maximum number of unicast filters
* @max_multicast_filters: Maximum number of multicast filters
* @max_vlan_entries: Maximum number of VLAN filters
* @max_qos_entries: if 'max_tcs > 1', declares the maximum entries in QoS table
* @max_fs_entries: declares the maximum entries in flow steering table
* @max_qos_key_size: Maximum key size for the QoS look-up
* @max_fs_key_size: Maximum key size for the flow steering
* @wriop_version: Indicates revision of WRIOP hardware block
*/
struct dpni_attr {
uint32_t id;
uint32_t options;
uint8_t max_num_queues;
uint8_t max_num_tcs;
uint8_t max_mac_entries;
uint8_t max_vlan_entries;
uint8_t max_qos_entries;
uint16_t max_fs_entries;
uint8_t max_qos_key_size;
uint8_t max_fs_key_size;
uint16_t wriop_version;
};
/**
* dpni_get_attributes() - Retrieve DPNI attributes.
* @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
* @attr: Object's attributes
*
* Return: '0' on Success; Error code otherwise.
*/
int dpni_get_attributes(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
struct dpni_attr *attr);
/**
* dpni_extract_cfg() - extract the parameters
* @cfg: cfg structure
* @cfg_buf: 256 bytes of DMA-able memory
*
* This function has to be called after dpni_get_attributes()
*/
int dpni_extract_cfg(struct dpni_cfg *cfg,
const uint8_t *cfg_buf);
/**
* DPNI errors
*/
/**
* Extract out of frame header error
*/
#define DPNI_ERROR_EOFHE 0x00020000
/**
* Frame length error
*/
#define DPNI_ERROR_FLE 0x00002000
/**
* Frame physical error
*/
#define DPNI_ERROR_FPE 0x00001000
/**
* Parsing header error
*/
#define DPNI_ERROR_PHE 0x00000020
/**
* Parser L3 checksum error
*/
#define DPNI_ERROR_L3CE 0x00000004
/**
* Parser L3 checksum error
*/
#define DPNI_ERROR_L4CE 0x00000001
/**
* enum dpni_error_action - Defines DPNI behavior for errors
* @DPNI_ERROR_ACTION_DISCARD: Discard the frame
* @DPNI_ERROR_ACTION_CONTINUE: Continue with the normal flow
* @DPNI_ERROR_ACTION_SEND_TO_ERROR_QUEUE: Send the frame to the error queue
*/
enum dpni_error_action {
DPNI_ERROR_ACTION_DISCARD = 0,
DPNI_ERROR_ACTION_CONTINUE = 1,
DPNI_ERROR_ACTION_SEND_TO_ERROR_QUEUE = 2
};
/**
* struct dpni_error_cfg - Structure representing DPNI errors treatment
* @errors: Errors mask; use 'DPNI_ERROR__<X>
* @error_action: The desired action for the errors mask
* @set_frame_annotation: Set to '1' to mark the errors in frame annotation
* status (FAS); relevant only for the non-discard action
*/
struct dpni_error_cfg {
uint32_t errors;
enum dpni_error_action error_action;
int set_frame_annotation;
};
/**
* dpni_set_errors_behavior() - Set errors behavior
* @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: Errors configuration
*
* this function may be called numerous times with different
* error masks
*
* Return: '0' on Success; Error code otherwise.
*/
int dpni_set_errors_behavior(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
struct dpni_error_cfg *cfg);
/* DPNI buffer layout modification options */
/* Select to modify the time-stamp setting */
#define DPNI_BUF_LAYOUT_OPT_TIMESTAMP 0x00000001
/* Select to modify the parser-result setting; not applicable for Tx */
#define DPNI_BUF_LAYOUT_OPT_PARSER_RESULT 0x00000002
/* Select to modify the frame-status setting */
#define DPNI_BUF_LAYOUT_OPT_FRAME_STATUS 0x00000004
/* Select to modify the private-data-size setting */
#define DPNI_BUF_LAYOUT_OPT_PRIVATE_DATA_SIZE 0x00000008
/* Select to modify the data-alignment setting */
#define DPNI_BUF_LAYOUT_OPT_DATA_ALIGN 0x00000010
/* Select to modify the data-head-room setting */
#define DPNI_BUF_LAYOUT_OPT_DATA_HEAD_ROOM 0x00000020
/*!< Select to modify the data-tail-room setting */
#define DPNI_BUF_LAYOUT_OPT_DATA_TAIL_ROOM 0x00000040
/**
* struct dpni_buffer_layout - Structure representing DPNI buffer layout
* @options: Flags representing the suggested modifications to the buffer
* layout; Use any combination of 'DPNI_BUF_LAYOUT_OPT_<X>' flags
* @pass_timestamp: Pass timestamp value
* @pass_parser_result: Pass parser results
* @pass_frame_status: Pass frame status
* @private_data_size: Size kept for private data (in bytes)
* @data_align: Data alignment
* @data_head_room: Data head room
* @data_tail_room: Data tail room
*/
struct dpni_buffer_layout {
uint16_t options;
int pass_timestamp;
int pass_parser_result;
int pass_frame_status;
uint16_t private_data_size;
uint16_t data_align;
uint16_t data_head_room;
uint16_t data_tail_room;
};
/**
* dpni_get_buffer_layout() - Retrieve buffer layout attributes.
* @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
* @layout: Returns buffer layout attributes
* @type: DPNI queue type
*
* Return: '0' on Success; Error code otherwise.
*/
int dpni_get_buffer_layout(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
const struct dpni_buffer_layout *layout,
enum dpni_queue_type type);
/**
* dpni_set_buffer_layout() - Set buffer layout configuration.
* @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
* @layout: Buffer layout configuration
* @type: DPNI queue type
*
* Return: '0' on Success; Error code otherwise.
*
* @warning Allowed only when DPNI is disabled
*/
int dpni_set_buffer_layout(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
const struct dpni_buffer_layout *layout,
enum dpni_queue_type type);
/**
* dpni_get_qdid() - Get the Queuing Destination ID (QDID) that should be used
* for enqueue operations
* @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
* @qdid: Returned virtual QDID value that should be used as an argument
* in all enqueue operations
*
* Return: '0' on Success; Error code otherwise.
*/
int dpni_get_qdid(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
uint16_t *qdid);
/**
* dpni_get_tx_data_offset() - Get the Tx data offset (from start of buffer)
* @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
* @data_offset: Tx data offset (from start of buffer)
*
* Return: '0' on Success; Error code otherwise.
*/
int dpni_get_tx_data_offset(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
uint16_t *data_offset);
/* Enable auto-negotiation */
#define DPNI_LINK_OPT_AUTONEG 0x0000000000000001ULL
/* Enable half-duplex mode */
#define DPNI_LINK_OPT_HALF_DUPLEX 0x0000000000000002ULL
/* Enable pause frames */
#define DPNI_LINK_OPT_PAUSE 0x0000000000000004ULL
/* Enable a-symmetric pause frames */
#define DPNI_LINK_OPT_ASYM_PAUSE 0x0000000000000008ULL
/**
* struct - Structure representing DPNI link configuration
* @rate: Rate
* @options: Mask of available options; use 'DPNI_LINK_OPT_<X>' values
*/
struct dpni_link_cfg {
uint32_t rate;
uint64_t options;
};
/**
* dpni_set_link_cfg() - set the link configuration.
* @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: Link configuration
*
* Return: '0' on Success; Error code otherwise.
*/
int dpni_set_link_cfg(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
const struct dpni_link_cfg *cfg);
/**
* struct dpni_link_state - Structure representing DPNI link state
* @rate: Rate
* @options: Mask of available options; use 'DPNI_LINK_OPT_<X>' values
* @up: Link state; '0' for down, '1' for up
*/
struct dpni_link_state {
uint32_t rate;
uint64_t options;
int up;
};
/**
* dpni_get_link_state() - Return the link state (either up or down)
* @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
* @state: Returned link state;
*
* Return: '0' on Success; Error code otherwise.
*/
int dpni_get_link_state(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
struct dpni_link_state *state);
/**
* dpni_set_primary_mac_addr() - Set the primary MAC address
* @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
* @mac_addr: MAC address to set as primary address
*
* Return: '0' on Success; Error code otherwise.
*/
int dpni_set_primary_mac_addr(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
const uint8_t mac_addr[6]);
/**
* dpni_get_primary_mac_addr() - Get the primary MAC address
* @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
* @mac_addr: Returned MAC address
*
* Return: '0' on Success; Error code otherwise.
*/
int dpni_get_primary_mac_addr(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
uint8_t mac_addr[6]);
/**
* dpni_add_mac_addr() - Add MAC address filter
* @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
* @mac_addr: MAC address to add
*
* Return: '0' on Success; Error code otherwise.
*/
int dpni_add_mac_addr(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
const uint8_t mac_addr[6]);
/**
* dpni_remove_mac_addr() - Remove MAC address filter
* @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
* @mac_addr: MAC address to remove
*
* Return: '0' on Success; Error code otherwise.
*/
int dpni_remove_mac_addr(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
const uint8_t mac_addr[6]);
/**
* enum dpni_dest - DPNI destination types
* @DPNI_DEST_NONE: Unassigned destination; The queue is set in parked mode and
* does not generate FQDAN notifications; user is expected to
* dequeue from the queue based on polling or other user-defined
* method
* @DPNI_DEST_DPIO: The queue is set in schedule mode and generates FQDAN
* notifications to the specified DPIO; user is expected to dequeue
* from the queue only after notification is received
* @DPNI_DEST_DPCON: The queue is set in schedule mode and does not generate
* FQDAN notifications, but is connected to the specified DPCON
* object; user is expected to dequeue from the DPCON channel
*/
enum dpni_dest {
DPNI_DEST_NONE = 0,
DPNI_DEST_DPIO = 1,
DPNI_DEST_DPCON = 2
};
/**
* struct dpni_dest_cfg - Structure representing DPNI destination parameters
* @dest_type: Destination type
* @dest_id: Either DPIO ID or DPCON ID, depending on the destination type
* @priority: Priority selection within the DPIO or DPCON channel; valid values
* are 0-1 or 0-7, depending on the number of priorities in that
* channel; not relevant for 'DPNI_DEST_NONE' option
*/
struct dpni_dest_cfg {
enum dpni_dest dest_type;
int dest_id;
uint8_t priority;
};
/**
* enum dpni_flc_type - DPNI FLC types
* @DPNI_FLC_USER_DEFINED: select the FLC to be used for user defined value
* @DPNI_FLC_STASH: select the FLC to be used for stash control
*/
enum dpni_flc_type {
DPNI_FLC_USER_DEFINED = 0,
DPNI_FLC_STASH = 1,
};
/**
* enum dpni_stash_size - DPNI FLC stashing size
* @DPNI_STASH_SIZE_0B: no stash
* @DPNI_STASH_SIZE_64B: stashes 64 bytes
* @DPNI_STASH_SIZE_128B: stashes 128 bytes
* @DPNI_STASH_SIZE_192B: stashes 192 bytes
*/
enum dpni_stash_size {
DPNI_STASH_SIZE_0B = 0,
DPNI_STASH_SIZE_64B = 1,
DPNI_STASH_SIZE_128B = 2,
DPNI_STASH_SIZE_192B = 3,
};
/* DPNI FLC stash options */
/* stashes the whole annotation area (up to 192 bytes) */
#define DPNI_FLC_STASH_FRAME_ANNOTATION 0x00000001
/**
* struct dpni_flc_cfg - Structure representing DPNI FLC configuration
* @flc_type: FLC type
* @options: Mask of available options;
* use 'DPNI_FLC_STASH_<X>' values
* @frame_data_size: Size of frame data to be stashed
* @flow_context_size: Size of flow context to be stashed
* @flow_context: 1. In case flc_type is 'DPNI_FLC_USER_DEFINED':
* this value will be provided in the frame descriptor
* (FD[FLC])
* 2. In case flc_type is 'DPNI_FLC_STASH':
* this value will be I/O virtual address of the
* flow-context;
* Must be cacheline-aligned and DMA-able memory
*/
struct dpni_flc_cfg {
enum dpni_flc_type flc_type;
uint32_t options;
enum dpni_stash_size frame_data_size;
enum dpni_stash_size flow_context_size;
uint64_t flow_context;
};
/* DPNI queue modification options */
/* Select to modify the user's context associated with the queue */
#define DPNI_QUEUE_OPT_USER_CTX 0x00000001
/* Select to modify the queue's destination */
#define DPNI_QUEUE_OPT_DEST 0x00000002
/** Select to modify the flow-context parameters;
* not applicable for Tx-conf/Err queues as the FD comes from the user
*/
#define DPNI_QUEUE_OPT_FLC 0x00000004
/* Select to modify the queue's order preservation */
#define DPNI_QUEUE_OPT_ORDER_PRESERVATION 0x00000008
/* Select to modify the queue's tail-drop threshold */
#define DPNI_QUEUE_OPT_TAILDROP_THRESHOLD 0x00000010
/**
* struct dpni_queue_cfg - Structure representing queue configuration
* @options: Flags representing the suggested modifications to the queue;
* Use any combination of 'DPNI_QUEUE_OPT_<X>' flags
* @user_ctx: User context value provided in the frame descriptor of each
* dequeued frame; valid only if 'DPNI_QUEUE_OPT_USER_CTX'
* is contained in 'options'
* @dest_cfg: Queue destination parameters;
* valid only if 'DPNI_QUEUE_OPT_DEST' is contained in 'options'
* @flc_cfg: Flow context configuration; in case the TC's distribution
* is either NONE or HASH the FLC's settings of flow#0 are used.
* in the case of FS (flow-steering) the flow's FLC settings
* are used.
* valid only if 'DPNI_QUEUE_OPT_FLC' is contained in 'options'
* @order_preservation_en: enable/disable order preservation;
* valid only if 'DPNI_QUEUE_OPT_ORDER_PRESERVATION' is contained
* in 'options'
* @tail_drop_threshold: set the queue's tail drop threshold in bytes;
* '0' value disable the threshold; maximum value is 0xE000000;
* valid only if 'DPNI_QUEUE_OPT_TAILDROP_THRESHOLD' is contained
* in 'options'
*/
struct dpni_queue_cfg {
uint32_t options;
uint64_t user_ctx;
struct dpni_dest_cfg dest_cfg;
struct dpni_flc_cfg flc_cfg;
int order_preservation_en;
uint32_t tail_drop_threshold;
};
/**
* struct dpni_queue_attr - Structure representing queue attributes
* @user_ctx: User context value provided in the frame descriptor of each
* dequeued frame
* @dest_cfg: Queue destination configuration
* @flc_cfg: Flow context configuration
* @order_preservation_en: enable/disable order preservation
* @tail_drop_threshold: queue's tail drop threshold in bytes;
* @fqid: Virtual fqid value to be used for dequeue operations
*/
struct dpni_queue_attr {
uint64_t user_ctx;
struct dpni_dest_cfg dest_cfg;
struct dpni_flc_cfg flc_cfg;
int order_preservation_en;
uint32_t tail_drop_threshold;
uint32_t fqid;
};
/* DPNI Tx flow modification options */
/* Select to modify the settings for dedicate Tx confirmation/error */
#define DPNI_TX_FLOW_OPT_TX_CONF_ERROR 0x00000001
/*!< Select to modify the L3 checksum generation setting */
#define DPNI_TX_FLOW_OPT_L3_CHKSUM_GEN 0x00000010
/*!< Select to modify the L4 checksum generation setting */
#define DPNI_TX_FLOW_OPT_L4_CHKSUM_GEN 0x00000020
/**
* dpni_get_api_version - Retrieve DPNI Major and Minor version info.
*
* @mc_io: Pointer to MC portal's I/O object
* @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
* @major_ver: DPNI major version
* @minor_ver: DPNI minor version
*
* Return: '0' on Success; Error code otherwise.
*/
int dpni_get_api_version(struct fsl_mc_io *mc_io,
u32 cmd_flags,
u16 *major_ver,
u16 *minor_ver);
/**
* enum dpni_confirmation_mode - Defines DPNI options supported for Tx
* confirmation
* @DPNI_CONF_AFFINE: For each Tx queue set associated with a sender there is
* an affine Tx Confirmation queue
* @DPNI_CONF_SINGLE: All Tx queues are associated with a single Tx
* confirmation queue
* @DPNI_CONF_DISABLE: Tx frames are not confirmed. This must be associated
* with proper FD set-up to have buffers release to a Buffer Pool, otherwise
* buffers will be leaked.
*/
enum dpni_confirmation_mode {
DPNI_CONF_AFFINE,
DPNI_CONF_SINGLE,
DPNI_CONF_DISABLE,
};
struct dpni_tx_confirmation_mode {
uint32_t pad;
uint8_t confirmation_mode;
};
/**
* struct dpni_queue - Queue structure
* @fqid: FQID used for enqueueing to and/or configuration of this specific FQ
* @qdbin: Queueing bin, used to enqueue using QDID, DQBIN, QPRI. Only relevant
* for Tx queues.
* @flc: FLC value for traffic dequeued from this queue.
* @user_context: User data, presented to the user along with any frames
* from this queue. Not relevant for Tx queues.
*/
struct dpni_queue {
/**
* struct destination - Destination structure
* @id: ID of the destination, only relevant if DEST_TYPE is > 0.
* Identifies either a DPIO or a DPCON object. Not relevant for Tx
* queues.
* @type: May be one of the following:
* 0 - No destination, queue can be manually queried, but won't
* push traffic or notifications to a DPIO;
* 1 - The destination is DPIO. When traffic becomes available in
* the queue a FQDAN (FQ data available notification) will be
* generated to selected DPIO;
* 2 - The destination is a DPCON. The queue is associated with a
* DPCON object for purpose of scheduling between multiple
* queues. The DPCON may be independently configured to
* generate notifications. Not relevant for Tx queues.
* @hold_active: Hold active
*/
struct {
uint32_t id;
enum dpni_dest type;
char hold_active;
char stash_ctrl;
} destination;
uint8_t options;
uint32_t fqid;
uint16_t qdbin;
uint64_t flc;
uint64_t user_context;
};
/**
* dpni_set_queue() - Set queue parameters
* @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
* @type: Type of queue
* @tc: Traffic class, in range 0 to NUM_TCS - 1
* @index: Selects the specific queue out of the set allocated for the same
* TC. Value must be in range 0 to NUM_QUEUES - 1
* @queue: Queue structure
*
* Return: '0' on Success; Error code otherwise.
*/
int dpni_set_queue(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
enum dpni_queue_type type,
uint8_t tc,
uint8_t index,
const struct dpni_queue *queue);
/**
* dpni_get_queue() - Get queue parameters
* @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
* @type: Type of queue
* @tc: Traffic class, in range 0 to NUM_TCS - 1
* @index: Selects the specific queue out of the set allocated for the same
* TC. Value must be in range 0 to NUM_QUEUES - 1
* @queue: Queue structure
*
* Return: '0' on Success; Error code otherwise.
*/
int dpni_get_queue(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
enum dpni_queue_type type,
uint8_t tc,
uint8_t index,
struct dpni_queue *queue);
/**
* dpni_set_tx_confirmation_mode() - Set TX conf mode
* @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
* @mode: DPNI confirmation mode type
*
* Return: '0' on Success; Error code otherwise.
*/
int dpni_set_tx_confirmation_mode(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
enum dpni_confirmation_mode mode);
struct dpni_statistics {
/**
* Page_0 statistics structure
* @ingress_all_frames: Ingress frame count
* @ingress_all_bytes: Ingress byte count
* @ingress_multicast_frames: Ingress multicast frame count
* @ingress_multicast_bytes: Ingress multicast byte count
* @ingress_broadcast_frames: Ingress broadcast frame count
* @ingress_broadcast_bytes: Ingress broadcast byte count
*
* Page_1 statistics structure
* @egress_all_frames: Egress frame count
* @egress_all_bytes: Egress byte count
* @egress_multicast_frames: Egress multicast frame count
* @egress_multicast_bytes: Egress multicast byte count
* @egress_broadcast_frames: Egress broadcast frame count
* @egress_broadcast_bytes: Egress broadcast byte count
*
* Page_2 statistics structure
* @ingress_filtered_frames: Ingress filtered frame count
* @ingress_discarded_frames: Ingress discarded frame count
* @ingress_nobuffer_discards: Ingress discarded frame count due to
* lack of buffers.
* @egress_discarded_frames: Egress discarded frame count
* @egress_confirmed_frames: Egress confirmed frame count
*/
uint64_t counter0;
uint64_t counter1;
uint64_t counter2;
uint64_t counter3;
uint64_t counter4;
uint64_t counter5;
uint64_t counter6;
};
/**
* dpni_get_statistics() - Get DPNI statistics
* @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
* @page: Selects the statistics page to retrieve, see DPNI_GET_STATISTICS
* output. Pages are numbered 0 to 2.
* @stat: Structure containing the statistics
*
* Return: '0' on Success; Error code otherwise.
*/
int dpni_get_statistics(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
uint8_t page,
struct dpni_statistics *stat);
/**
* dpni_reset_statistics() - Clears DPNI statistics
* @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
*
* Return: '0' on Success; Error code otherwise.
*/
int dpni_reset_statistics(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token);
#endif /* _FSL_DPNI_H */