1 /* SPDX-License-Identifier: GPL-2.0+ */
3 * Copyright 2013-2016 Freescale Semiconductor, Inc.
10 #define DPNI_VER_MAJOR 7
11 #define DPNI_VER_MINOR 3
14 #define DPNI_CMDID_OPEN 0x8011
15 #define DPNI_CMDID_CLOSE 0x8001
16 #define DPNI_CMDID_CREATE 0x9011
17 #define DPNI_CMDID_DESTROY 0x9811
18 #define DPNI_CMDID_GET_API_VERSION 0xa011
20 #define DPNI_CMDID_ENABLE 0x0021
21 #define DPNI_CMDID_DISABLE 0x0031
22 #define DPNI_CMDID_GET_ATTR 0x0041
23 #define DPNI_CMDID_RESET 0x0051
25 #define DPNI_CMDID_SET_POOLS 0x2002
26 #define DPNI_CMDID_SET_BUFFER_LAYOUT 0x2651
27 #define DPNI_CMDID_GET_BUFFER_LAYOUT 0x2641
28 #define DPNI_CMDID_SET_ERRORS_BEHAVIOR 0x20B1
30 #define DPNI_CMDID_GET_QDID 0x2101
31 #define DPNI_CMDID_GET_TX_DATA_OFFSET 0x2121
32 #define DPNI_CMDID_GET_LINK_STATE 0x2151
33 #define DPNI_CMDID_SET_LINK_CFG 0x21A1
35 #define DPNI_CMDID_SET_PRIM_MAC 0x2241
36 #define DPNI_CMDID_GET_PRIM_MAC 0x2251
37 #define DPNI_CMDID_ADD_MAC_ADDR 0x2261
38 #define DPNI_CMDID_REMOVE_MAC_ADDR 0x2271
40 #define DPNI_CMDID_GET_STATISTICS 0x25D1
41 #define DPNI_CMDID_RESET_STATISTICS 0x25E1
42 #define DPNI_CMDID_GET_QUEUE 0x25F1
43 #define DPNI_CMDID_SET_QUEUE 0x2601
44 #define DPNI_CMDID_SET_TX_CONFIRMATION_MODE 0x2661
46 /* cmd, param, offset, width, type, arg_name */
47 #define DPNI_CMD_OPEN(cmd, dpni_id) \
48 MC_CMD_OP(cmd, 0, 0, 32, int, dpni_id)
50 /* cmd, param, offset, width, type, arg_name */
51 #define DPNI_PREP_CFG(param, cfg) \
53 MC_PREP_OP(param, 0, 0, 32, uint16_t, cfg->adv.options); \
54 MC_PREP_OP(param, 0, 32, 8, uint16_t, cfg->adv.num_queues); \
55 MC_PREP_OP(param, 0, 40, 8, uint16_t, cfg->adv.num_tcs); \
56 MC_PREP_OP(param, 0, 48, 8, uint16_t, cfg->adv.mac_entries); \
57 MC_PREP_OP(param, 1, 0, 8, uint16_t, cfg->adv.vlan_entries); \
58 MC_PREP_OP(param, 1, 16, 8, uint16_t, cfg->adv.qos_entries); \
59 MC_PREP_OP(param, 1, 32, 16, uint16_t, cfg->adv.fs_entries); \
62 /* cmd, param, offset, width, type, arg_name */
63 #define DPNI_EXT_CFG(param, cfg) \
65 MC_EXT_OP(param, 0, 0, 32, uint16_t, cfg->adv.options); \
66 MC_EXT_OP(param, 0, 32, 8, uint16_t, cfg->adv.num_queues); \
67 MC_EXT_OP(param, 0, 40, 8, uint16_t, cfg->adv.num_tcs); \
68 MC_EXT_OP(param, 0, 48, 8, uint16_t, cfg->adv.mac_entries); \
69 MC_EXT_OP(param, 1, 0, 8, uint16_t, cfg->adv.vlan_entries); \
70 MC_EXT_OP(param, 1, 16, 8, uint16_t, cfg->adv.qos_entries); \
71 MC_EXT_OP(param, 1, 32, 16, uint16_t, cfg->adv.fs_entries); \
74 /* cmd, param, offset, width, type, arg_name */
75 #define DPNI_CMD_CREATE(cmd, cfg) \
77 MC_CMD_OP(cmd, 0, 0, 32, uint32_t, cfg->adv.options); \
78 MC_CMD_OP(cmd, 0, 32, 8, uint8_t, cfg->adv.num_queues); \
79 MC_CMD_OP(cmd, 0, 40, 8, uint8_t, cfg->adv.num_tcs); \
80 MC_CMD_OP(cmd, 0, 48, 8, uint8_t, cfg->adv.mac_entries); \
81 MC_CMD_OP(cmd, 1, 0, 8, uint8_t, cfg->adv.vlan_entries); \
82 MC_CMD_OP(cmd, 1, 16, 8, uint8_t, cfg->adv.qos_entries); \
83 MC_CMD_OP(cmd, 1, 32, 16, uint8_t, cfg->adv.fs_entries); \
86 /* cmd, param, offset, width, type, arg_name */
87 #define DPNI_CMD_SET_POOLS(cmd, cfg) \
89 MC_CMD_OP(cmd, 0, 0, 8, uint8_t, cfg->num_dpbp); \
90 MC_CMD_OP(cmd, 0, 8, 1, int, cfg->pools[0].backup_pool); \
91 MC_CMD_OP(cmd, 0, 9, 1, int, cfg->pools[1].backup_pool); \
92 MC_CMD_OP(cmd, 0, 10, 1, int, cfg->pools[2].backup_pool); \
93 MC_CMD_OP(cmd, 0, 11, 1, int, cfg->pools[3].backup_pool); \
94 MC_CMD_OP(cmd, 0, 12, 1, int, cfg->pools[4].backup_pool); \
95 MC_CMD_OP(cmd, 0, 13, 1, int, cfg->pools[5].backup_pool); \
96 MC_CMD_OP(cmd, 0, 14, 1, int, cfg->pools[6].backup_pool); \
97 MC_CMD_OP(cmd, 0, 15, 1, int, cfg->pools[7].backup_pool); \
98 MC_CMD_OP(cmd, 0, 32, 32, int, cfg->pools[0].dpbp_id); \
99 MC_CMD_OP(cmd, 4, 32, 16, uint16_t, cfg->pools[0].buffer_size);\
100 MC_CMD_OP(cmd, 1, 0, 32, int, cfg->pools[1].dpbp_id); \
101 MC_CMD_OP(cmd, 4, 48, 16, uint16_t, cfg->pools[1].buffer_size);\
102 MC_CMD_OP(cmd, 1, 32, 32, int, cfg->pools[2].dpbp_id); \
103 MC_CMD_OP(cmd, 5, 0, 16, uint16_t, cfg->pools[2].buffer_size);\
104 MC_CMD_OP(cmd, 2, 0, 32, int, cfg->pools[3].dpbp_id); \
105 MC_CMD_OP(cmd, 5, 16, 16, uint16_t, cfg->pools[3].buffer_size);\
106 MC_CMD_OP(cmd, 2, 32, 32, int, cfg->pools[4].dpbp_id); \
107 MC_CMD_OP(cmd, 5, 32, 16, uint16_t, cfg->pools[4].buffer_size);\
108 MC_CMD_OP(cmd, 3, 0, 32, int, cfg->pools[5].dpbp_id); \
109 MC_CMD_OP(cmd, 5, 48, 16, uint16_t, cfg->pools[5].buffer_size);\
110 MC_CMD_OP(cmd, 3, 32, 32, int, cfg->pools[6].dpbp_id); \
111 MC_CMD_OP(cmd, 6, 0, 16, uint16_t, cfg->pools[6].buffer_size);\
112 MC_CMD_OP(cmd, 4, 0, 32, int, cfg->pools[7].dpbp_id); \
113 MC_CMD_OP(cmd, 6, 16, 16, uint16_t, cfg->pools[7].buffer_size);\
116 /* cmd, param, offset, width, type, arg_name */
117 #define DPNI_RSP_GET_ATTR(cmd, attr) \
119 MC_RSP_OP(cmd, 0, 0, 32, int, attr->options);\
120 MC_RSP_OP(cmd, 0, 32, 8, uint8_t, attr->max_num_queues); \
121 MC_RSP_OP(cmd, 0, 40, 8, uint8_t, attr->max_num_tcs); \
122 MC_RSP_OP(cmd, 0, 48, 8, uint8_t, attr->max_mac_entries); \
123 MC_RSP_OP(cmd, 1, 0, 8, uint8_t, attr->max_vlan_entries); \
124 MC_RSP_OP(cmd, 1, 16, 8, uint8_t, attr->max_qos_entries); \
125 MC_RSP_OP(cmd, 1, 32, 16, uint16_t, attr->max_fs_entries); \
126 MC_RSP_OP(cmd, 2, 0, 8, uint8_t, attr->max_qos_key_size); \
127 MC_RSP_OP(cmd, 2, 8, 8, uint8_t, attr->max_fs_key_size); \
128 MC_RSP_OP(cmd, 2, 16, 16, uint16_t, attr->wriop_version); \
131 /* cmd, param, offset, width, type, arg_name */
132 #define DPNI_CMD_SET_ERRORS_BEHAVIOR(cmd, cfg) \
134 MC_CMD_OP(cmd, 0, 0, 32, uint32_t, cfg->errors); \
135 MC_CMD_OP(cmd, 0, 32, 4, enum dpni_error_action, cfg->error_action); \
136 MC_CMD_OP(cmd, 0, 36, 1, int, cfg->set_frame_annotation); \
139 /* cmd, param, offset, width, type, arg_name */
140 #define DPNI_CMD_SET_BUFFER_LAYOUT(cmd, layout, queue) \
142 MC_CMD_OP(cmd, 0, 0, 8, enum dpni_queue_type, queue); \
143 MC_CMD_OP(cmd, 1, 0, 16, uint16_t, layout->private_data_size); \
144 MC_CMD_OP(cmd, 1, 16, 16, uint16_t, layout->data_align); \
145 MC_CMD_OP(cmd, 0, 32, 16, uint16_t, layout->options); \
146 MC_CMD_OP(cmd, 0, 48, 1, int, layout->pass_timestamp); \
147 MC_CMD_OP(cmd, 0, 49, 1, int, layout->pass_parser_result); \
148 MC_CMD_OP(cmd, 0, 50, 1, int, layout->pass_frame_status); \
149 MC_CMD_OP(cmd, 1, 32, 16, uint16_t, layout->data_head_room); \
150 MC_CMD_OP(cmd, 1, 48, 16, uint16_t, layout->data_tail_room); \
153 /* cmd, param, offset, width, type, arg_name */
154 #define DPNI_RSP_GET_QDID(cmd, qdid) \
155 MC_RSP_OP(cmd, 0, 0, 16, uint16_t, qdid)
157 /* cmd, param, offset, width, type, arg_name */
158 #define DPNI_RSP_GET_TX_DATA_OFFSET(cmd, data_offset) \
159 MC_RSP_OP(cmd, 0, 0, 16, uint16_t, data_offset)
161 /* cmd, param, offset, width, type, arg_name */
162 #define DPNI_CMD_SET_LINK_CFG(cmd, cfg) \
164 MC_CMD_OP(cmd, 1, 0, 32, uint32_t, cfg->rate);\
165 MC_CMD_OP(cmd, 2, 0, 64, uint64_t, cfg->options);\
168 /* cmd, param, offset, width, type, arg_name */
169 #define DPNI_RSP_GET_LINK_STATE(cmd, state) \
171 MC_RSP_OP(cmd, 0, 32, 1, int, state->up);\
172 MC_RSP_OP(cmd, 1, 0, 32, uint32_t, state->rate);\
173 MC_RSP_OP(cmd, 2, 0, 64, uint64_t, state->options);\
178 /* cmd, param, offset, width, type, arg_name */
179 #define DPNI_CMD_SET_PRIMARY_MAC_ADDR(cmd, mac_addr) \
181 MC_CMD_OP(cmd, 0, 16, 8, uint8_t, mac_addr[5]); \
182 MC_CMD_OP(cmd, 0, 24, 8, uint8_t, mac_addr[4]); \
183 MC_CMD_OP(cmd, 0, 32, 8, uint8_t, mac_addr[3]); \
184 MC_CMD_OP(cmd, 0, 40, 8, uint8_t, mac_addr[2]); \
185 MC_CMD_OP(cmd, 0, 48, 8, uint8_t, mac_addr[1]); \
186 MC_CMD_OP(cmd, 0, 56, 8, uint8_t, mac_addr[0]); \
189 /* cmd, param, offset, width, type, arg_name */
190 #define DPNI_RSP_GET_PRIMARY_MAC_ADDR(cmd, mac_addr) \
192 MC_RSP_OP(cmd, 0, 16, 8, uint8_t, mac_addr[5]); \
193 MC_RSP_OP(cmd, 0, 24, 8, uint8_t, mac_addr[4]); \
194 MC_RSP_OP(cmd, 0, 32, 8, uint8_t, mac_addr[3]); \
195 MC_RSP_OP(cmd, 0, 40, 8, uint8_t, mac_addr[2]); \
196 MC_RSP_OP(cmd, 0, 48, 8, uint8_t, mac_addr[1]); \
197 MC_RSP_OP(cmd, 0, 56, 8, uint8_t, mac_addr[0]); \
200 /* cmd, param, offset, width, type, arg_name */
201 #define DPNI_CMD_ADD_MAC_ADDR(cmd, mac_addr) \
203 MC_CMD_OP(cmd, 0, 16, 8, uint8_t, mac_addr[5]); \
204 MC_CMD_OP(cmd, 0, 24, 8, uint8_t, mac_addr[4]); \
205 MC_CMD_OP(cmd, 0, 32, 8, uint8_t, mac_addr[3]); \
206 MC_CMD_OP(cmd, 0, 40, 8, uint8_t, mac_addr[2]); \
207 MC_CMD_OP(cmd, 0, 48, 8, uint8_t, mac_addr[1]); \
208 MC_CMD_OP(cmd, 0, 56, 8, uint8_t, mac_addr[0]); \
211 /* cmd, param, offset, width, type, arg_name */
212 #define DPNI_CMD_REMOVE_MAC_ADDR(cmd, mac_addr) \
214 MC_CMD_OP(cmd, 0, 16, 8, uint8_t, mac_addr[5]); \
215 MC_CMD_OP(cmd, 0, 24, 8, uint8_t, mac_addr[4]); \
216 MC_CMD_OP(cmd, 0, 32, 8, uint8_t, mac_addr[3]); \
217 MC_CMD_OP(cmd, 0, 40, 8, uint8_t, mac_addr[2]); \
218 MC_CMD_OP(cmd, 0, 48, 8, uint8_t, mac_addr[1]); \
219 MC_CMD_OP(cmd, 0, 56, 8, uint8_t, mac_addr[0]); \
222 #define DPNI_CMD_GET_QUEUE(cmd, type, tc, index) \
224 MC_CMD_OP(cmd, 0, 0, 8, enum dpni_queue_type, type); \
225 MC_CMD_OP(cmd, 0, 8, 8, uint8_t, tc); \
226 MC_CMD_OP(cmd, 0, 16, 8, uint8_t, index); \
229 #define DPNI_RSP_GET_QUEUE(cmd, queue) \
231 MC_RSP_OP(cmd, 1, 0, 32, uint32_t, (queue)->destination.id); \
232 MC_RSP_OP(cmd, 1, 56, 4, enum dpni_dest, (queue)->destination.type); \
233 MC_RSP_OP(cmd, 1, 62, 1, char, (queue)->destination.stash_ctrl); \
234 MC_RSP_OP(cmd, 1, 63, 1, char, (queue)->destination.hold_active); \
235 MC_RSP_OP(cmd, 2, 0, 64, uint64_t, (queue)->flc); \
236 MC_RSP_OP(cmd, 3, 0, 64, uint64_t, (queue)->user_context); \
237 MC_RSP_OP(cmd, 4, 0, 32, uint32_t, (queue)->fqid); \
238 MC_RSP_OP(cmd, 4, 32, 16, uint16_t, (queue)->qdbin); \
241 #define DPNI_CMD_SET_QUEUE(cmd, type, tc, index, queue) \
243 MC_CMD_OP(cmd, 0, 0, 8, enum dpni_queue_type, type); \
244 MC_CMD_OP(cmd, 0, 8, 8, uint8_t, tc); \
245 MC_CMD_OP(cmd, 0, 16, 8, uint8_t, index); \
246 MC_CMD_OP(cmd, 0, 24, 8, uint8_t, (queue)->options); \
247 MC_CMD_OP(cmd, 1, 0, 32, uint32_t, (queue)->destination.id); \
248 MC_CMD_OP(cmd, 1, 56, 4, enum dpni_dest, (queue)->destination.type); \
249 MC_CMD_OP(cmd, 1, 62, 1, char, (queue)->destination.stash_ctrl); \
250 MC_CMD_OP(cmd, 1, 63, 1, char, (queue)->destination.hold_active); \
251 MC_CMD_OP(cmd, 1, 0, 32, uint32_t, (queue)->destination.id); \
252 MC_CMD_OP(cmd, 2, 0, 64, uint64_t, (queue)->flc); \
253 MC_CMD_OP(cmd, 3, 0, 64, uint64_t, (queue)->user_context); \
256 /* cmd, param, offset, width, type, arg_name */
257 #define DPNI_CMD_GET_STATISTICS(cmd, page) \
258 MC_CMD_OP(cmd, 0, 0, 8, uint8_t, page)
260 /* cmd, param, offset, width, type, arg_name */
261 #define DPNI_RSP_GET_STATISTICS(cmd, stat) \
263 MC_RSP_OP(cmd, 0, 0, 64, uint64_t, (stat)->counter0); \
264 MC_RSP_OP(cmd, 1, 0, 64, uint64_t, (stat)->counter1); \
265 MC_RSP_OP(cmd, 2, 0, 64, uint64_t, (stat)->counter2); \
266 MC_RSP_OP(cmd, 3, 0, 64, uint64_t, (stat)->counter3); \
267 MC_RSP_OP(cmd, 4, 0, 64, uint64_t, (stat)->counter4); \
268 MC_RSP_OP(cmd, 5, 0, 64, uint64_t, (stat)->counter5); \
269 MC_RSP_OP(cmd, 6, 0, 64, uint64_t, (stat)->counter6); \
285 NET_PROT_SCTP_CHUNK_DATA,
289 NET_PROT_PPPMUX_SUBFRM,
291 NET_PROT_L2TPV3_CTRL,
292 NET_PROT_L2TPV3_SESS,
300 NET_PROT_UDP_ENC_ESP, /* RFC 3948 */
308 NET_PROT_CAPWAP_DATA,
309 NET_PROT_CAPWAP_CTRL,
316 NET_PROT_USER_DEFINED_L2,
317 NET_PROT_USER_DEFINED_L3,
318 NET_PROT_USER_DEFINED_L4,
319 NET_PROT_USER_DEFINED_L5,
320 NET_PROT_USER_DEFINED_SHIM1,
321 NET_PROT_USER_DEFINED_SHIM2,
327 * Data Path Network Interface API
328 * Contains initialization APIs and runtime control APIs for DPNI
333 /* General DPNI macros */
335 /* Maximum number of traffic classes */
336 #define DPNI_MAX_TC 8
337 /* Maximum number of buffer pools per DPNI */
338 #define DPNI_MAX_DPBP 8
340 /* All traffic classes considered; see dpni_set_rx_flow() */
341 #define DPNI_ALL_TCS (uint8_t)(-1)
342 /* All flows within traffic class considered; see dpni_set_rx_flow() */
343 #define DPNI_ALL_TC_FLOWS (uint16_t)(-1)
344 /* Generate new flow ID; see dpni_set_tx_flow() */
345 #define DPNI_NEW_FLOW_ID (uint16_t)(-1)
346 /* use for common tx-conf queue; see dpni_set_tx_conf_<x>() */
347 #define DPNI_COMMON_TX_CONF (uint16_t)(-1)
350 * dpni_open() - Open a control session for the specified object
351 * @mc_io: Pointer to MC portal's I/O object
352 * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
353 * @dpni_id: DPNI unique ID
354 * @token: Returned token; use in subsequent API calls
356 * This function can be used to open a control session for an
357 * already created object; an object may have been declared in
358 * the DPL or by calling the dpni_create() function.
359 * This function returns a unique authentication token,
360 * associated with the specific object ID and the specific MC
361 * portal; this token must be used in all subsequent commands for
362 * this specific object.
364 * Return: '0' on Success; Error code otherwise.
366 int dpni_open(struct fsl_mc_io *mc_io,
372 * dpni_close() - Close the control session of the object
373 * @mc_io: Pointer to MC portal's I/O object
374 * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
375 * @token: Token of DPNI object
377 * After this function is called, no further operations are
378 * allowed on the object without opening a new control session.
380 * Return: '0' on Success; Error code otherwise.
382 int dpni_close(struct fsl_mc_io *mc_io,
386 /* DPNI configuration options */
389 * Allow different distribution key profiles for different traffic classes;
390 * if not set, a single key profile is assumed
392 #define DPNI_OPT_ALLOW_DIST_KEY_PER_TC 0x00000001
395 * Disable all non-error transmit confirmation; error frames are reported
396 * back to a common Tx error queue
398 #define DPNI_OPT_TX_CONF_DISABLED 0x00000002
400 /* Disable per-sender private Tx confirmation/error queue */
401 #define DPNI_OPT_PRIVATE_TX_CONF_ERROR_DISABLED 0x00000004
404 * Support distribution based on hashed key;
405 * allows statistical distribution over receive queues in a traffic class
407 #define DPNI_OPT_DIST_HASH 0x00000010
410 * Support distribution based on flow steering;
411 * allows explicit control of distribution over receive queues in a traffic
414 #define DPNI_OPT_DIST_FS 0x00000020
416 /* Unicast filtering support */
417 #define DPNI_OPT_UNICAST_FILTER 0x00000080
418 /* Multicast filtering support */
419 #define DPNI_OPT_MULTICAST_FILTER 0x00000100
420 /* VLAN filtering support */
421 #define DPNI_OPT_VLAN_FILTER 0x00000200
422 /* Support IP reassembly on received packets */
423 #define DPNI_OPT_IPR 0x00000800
424 /* Support IP fragmentation on transmitted packets */
425 #define DPNI_OPT_IPF 0x00001000
426 /* VLAN manipulation support */
427 #define DPNI_OPT_VLAN_MANIPULATION 0x00010000
428 /* Support masking of QoS lookup keys */
429 #define DPNI_OPT_QOS_MASK_SUPPORT 0x00020000
430 /* Support masking of Flow Steering lookup keys */
431 #define DPNI_OPT_FS_MASK_SUPPORT 0x00040000
434 * enum dpni_queue_type - Identifies a type of queue targeted by the command
435 * @DPNI_QUEUE_RX: Rx queue
436 * @DPNI_QUEUE_TX: Tx queue
437 * @DPNI_QUEUE_TX_CONFIRM: Tx confirmation queue
438 * @DPNI_QUEUE_RX_ERR: Rx error queue
440 enum dpni_queue_type {
443 DPNI_QUEUE_TX_CONFIRM,
455 uint8_t vlan_entries;
461 * struct dpni_extended_cfg - Structure representing extended DPNI configuration
462 * @tc_cfg: TCs configuration
463 * @ipr_cfg: IP reassembly configuration
465 struct dpni_extended_cfg {
467 * struct tc_cfg - TC configuration
468 * @max_dist: Maximum distribution size for Rx traffic class;
469 * supported values: 1,2,3,4,6,7,8,12,14,16,24,28,32,48,56,64,96,
470 * 112,128,192,224,256,384,448,512,768,896,1024;
471 * value '0' will be treated as '1'.
472 * other unsupported values will be round down to the nearest
474 * @max_fs_entries: Maximum FS entries for Rx traffic class;
475 * '0' means no support for this TC;
479 uint16_t max_fs_entries;
480 } tc_cfg[DPNI_MAX_TC];
482 * struct ipr_cfg - Structure representing IP reassembly configuration
483 * @max_reass_frm_size: Maximum size of the reassembled frame
484 * @min_frag_size_ipv4: Minimum fragment size of IPv4 fragments
485 * @min_frag_size_ipv6: Minimum fragment size of IPv6 fragments
486 * @max_open_frames_ipv4: Maximum concurrent IPv4 packets in reassembly
488 * @max_open_frames_ipv6: Maximum concurrent IPv6 packets in reassembly
492 uint16_t max_reass_frm_size;
493 uint16_t min_frag_size_ipv4;
494 uint16_t min_frag_size_ipv6;
495 uint16_t max_open_frames_ipv4;
496 uint16_t max_open_frames_ipv6;
501 * dpni_prepare_cfg() - function prepare parameters
502 * @cfg: cfg structure
503 * @cfg_buf: Zeroed 256 bytes of memory before mapping it to DMA
505 * This function has to be called before dpni_create()
507 int dpni_prepare_cfg(const struct dpni_cfg *cfg,
510 * dpni_create() - Create the DPNI object
511 * @mc_io: Pointer to MC portal's I/O object
512 * @token: Authentication token.
513 * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
514 * @cfg: Configuration structure
515 * @obj_id: Returned obj_id; use in subsequent API calls
517 * Create the DPNI object, allocate required resources and
518 * perform required initialization.
520 * The object can be created either by declaring it in the
521 * DPL file, or by calling this function.
523 * This function returns a unique authentication token,
524 * associated with the specific object ID and the specific MC
525 * portal; this token must be used in all subsequent calls to
526 * this specific object. For objects that are created using the
527 * DPL file, call dpni_open() function to get an authentication
530 * Return: '0' on Success; Error code otherwise.
532 int dpni_create(struct fsl_mc_io *mc_io,
535 const struct dpni_cfg *cfg,
539 * dpni_destroy() - Destroy the DPNI object and release all its resources.
540 * @mc_io: Pointer to MC portal's I/O object
541 * @token: Authentication token.
542 * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
543 * @obj_id: Returned obj_id; use in subsequent API calls
545 * Return: '0' on Success; error code otherwise.
547 int dpni_destroy(struct fsl_mc_io *mc_io,
553 * struct dpni_pools_cfg - Structure representing buffer pools configuration
554 * @num_dpbp: Number of DPBPs
555 * @pools: Array of buffer pools parameters; The number of valid entries
556 * must match 'num_dpbp' value
558 struct dpni_pools_cfg {
561 * struct pools - Buffer pools parameters
562 * @dpbp_id: DPBP object ID
563 * @buffer_size: Buffer size
564 * @backup_pool: Backup pool
568 uint16_t buffer_size;
570 } pools[DPNI_MAX_DPBP];
574 * dpni_set_pools() - Set buffer pools configuration
575 * @mc_io: Pointer to MC portal's I/O object
576 * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
577 * @token: Token of DPNI object
578 * @cfg: Buffer pools configuration
580 * mandatory for DPNI operation
581 * warning:Allowed only when DPNI is disabled
583 * Return: '0' on Success; Error code otherwise.
585 int dpni_set_pools(struct fsl_mc_io *mc_io,
588 const struct dpni_pools_cfg *cfg);
591 * dpni_enable() - Enable the DPNI, allow sending and receiving frames.
592 * @mc_io: Pointer to MC portal's I/O object
593 * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
594 * @token: Token of DPNI object
596 * Return: '0' on Success; Error code otherwise.
598 int dpni_enable(struct fsl_mc_io *mc_io,
603 * dpni_disable() - Disable the DPNI, stop sending and receiving frames.
604 * @mc_io: Pointer to MC portal's I/O object
605 * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
606 * @token: Token of DPNI object
608 * Return: '0' on Success; Error code otherwise.
610 int dpni_disable(struct fsl_mc_io *mc_io,
616 * dpni_reset() - Reset the DPNI, returns the object to initial state.
617 * @mc_io: Pointer to MC portal's I/O object
618 * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
619 * @token: Token of DPNI object
621 * Return: '0' on Success; Error code otherwise.
623 int dpni_reset(struct fsl_mc_io *mc_io,
628 * struct dpni_attr - Structure representing DPNI attributes
629 * @options: Mask of available options; reflects the value as was given in
631 * @max_num_queues: Number of queues available (for both Tx and Rx)
632 * @max_num_tcs: Maximum number of traffic classes (for both Tx and Rx)
633 * @max_mac_entries: Maximum number of traffic classes (for both Tx and Rx)
634 * @max_unicast_filters: Maximum number of unicast filters
635 * @max_multicast_filters: Maximum number of multicast filters
636 * @max_vlan_entries: Maximum number of VLAN filters
637 * @max_qos_entries: if 'max_tcs > 1', declares the maximum entries in QoS table
638 * @max_fs_entries: declares the maximum entries in flow steering table
639 * @max_qos_key_size: Maximum key size for the QoS look-up
640 * @max_fs_key_size: Maximum key size for the flow steering
641 * @wriop_version: Indicates revision of WRIOP hardware block
646 uint8_t max_num_queues;
648 uint8_t max_mac_entries;
649 uint8_t max_vlan_entries;
650 uint8_t max_qos_entries;
651 uint16_t max_fs_entries;
652 uint8_t max_qos_key_size;
653 uint8_t max_fs_key_size;
654 uint16_t wriop_version;
658 * dpni_get_attributes() - Retrieve DPNI attributes.
659 * @mc_io: Pointer to MC portal's I/O object
660 * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
661 * @token: Token of DPNI object
662 * @attr: Object's attributes
664 * Return: '0' on Success; Error code otherwise.
666 int dpni_get_attributes(struct fsl_mc_io *mc_io,
669 struct dpni_attr *attr);
672 * dpni_extract_cfg() - extract the parameters
673 * @cfg: cfg structure
674 * @cfg_buf: 256 bytes of DMA-able memory
676 * This function has to be called after dpni_get_attributes()
678 int dpni_extract_cfg(struct dpni_cfg *cfg,
679 const uint8_t *cfg_buf);
686 * Extract out of frame header error
688 #define DPNI_ERROR_EOFHE 0x00020000
692 #define DPNI_ERROR_FLE 0x00002000
694 * Frame physical error
696 #define DPNI_ERROR_FPE 0x00001000
698 * Parsing header error
700 #define DPNI_ERROR_PHE 0x00000020
702 * Parser L3 checksum error
704 #define DPNI_ERROR_L3CE 0x00000004
706 * Parser L3 checksum error
708 #define DPNI_ERROR_L4CE 0x00000001
711 * enum dpni_error_action - Defines DPNI behavior for errors
712 * @DPNI_ERROR_ACTION_DISCARD: Discard the frame
713 * @DPNI_ERROR_ACTION_CONTINUE: Continue with the normal flow
714 * @DPNI_ERROR_ACTION_SEND_TO_ERROR_QUEUE: Send the frame to the error queue
716 enum dpni_error_action {
717 DPNI_ERROR_ACTION_DISCARD = 0,
718 DPNI_ERROR_ACTION_CONTINUE = 1,
719 DPNI_ERROR_ACTION_SEND_TO_ERROR_QUEUE = 2
723 * struct dpni_error_cfg - Structure representing DPNI errors treatment
724 * @errors: Errors mask; use 'DPNI_ERROR__<X>
725 * @error_action: The desired action for the errors mask
726 * @set_frame_annotation: Set to '1' to mark the errors in frame annotation
727 * status (FAS); relevant only for the non-discard action
729 struct dpni_error_cfg {
731 enum dpni_error_action error_action;
732 int set_frame_annotation;
736 * dpni_set_errors_behavior() - Set errors behavior
737 * @mc_io: Pointer to MC portal's I/O object
738 * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
739 * @token: Token of DPNI object
740 * @cfg: Errors configuration
742 * this function may be called numerous times with different
745 * Return: '0' on Success; Error code otherwise.
747 int dpni_set_errors_behavior(struct fsl_mc_io *mc_io,
750 struct dpni_error_cfg *cfg);
752 /* DPNI buffer layout modification options */
754 /* Select to modify the time-stamp setting */
755 #define DPNI_BUF_LAYOUT_OPT_TIMESTAMP 0x00000001
756 /* Select to modify the parser-result setting; not applicable for Tx */
757 #define DPNI_BUF_LAYOUT_OPT_PARSER_RESULT 0x00000002
758 /* Select to modify the frame-status setting */
759 #define DPNI_BUF_LAYOUT_OPT_FRAME_STATUS 0x00000004
760 /* Select to modify the private-data-size setting */
761 #define DPNI_BUF_LAYOUT_OPT_PRIVATE_DATA_SIZE 0x00000008
762 /* Select to modify the data-alignment setting */
763 #define DPNI_BUF_LAYOUT_OPT_DATA_ALIGN 0x00000010
764 /* Select to modify the data-head-room setting */
765 #define DPNI_BUF_LAYOUT_OPT_DATA_HEAD_ROOM 0x00000020
766 /*!< Select to modify the data-tail-room setting */
767 #define DPNI_BUF_LAYOUT_OPT_DATA_TAIL_ROOM 0x00000040
770 * struct dpni_buffer_layout - Structure representing DPNI buffer layout
771 * @options: Flags representing the suggested modifications to the buffer
772 * layout; Use any combination of 'DPNI_BUF_LAYOUT_OPT_<X>' flags
773 * @pass_timestamp: Pass timestamp value
774 * @pass_parser_result: Pass parser results
775 * @pass_frame_status: Pass frame status
776 * @private_data_size: Size kept for private data (in bytes)
777 * @data_align: Data alignment
778 * @data_head_room: Data head room
779 * @data_tail_room: Data tail room
781 struct dpni_buffer_layout {
784 int pass_parser_result;
785 int pass_frame_status;
786 uint16_t private_data_size;
788 uint16_t data_head_room;
789 uint16_t data_tail_room;
793 * dpni_get_buffer_layout() - Retrieve buffer layout attributes.
794 * @mc_io: Pointer to MC portal's I/O object
795 * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
796 * @token: Token of DPNI object
797 * @layout: Returns buffer layout attributes
798 * @type: DPNI queue type
800 * Return: '0' on Success; Error code otherwise.
802 int dpni_get_buffer_layout(struct fsl_mc_io *mc_io,
805 const struct dpni_buffer_layout *layout,
806 enum dpni_queue_type type);
809 * dpni_set_buffer_layout() - Set buffer layout configuration.
810 * @mc_io: Pointer to MC portal's I/O object
811 * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
812 * @token: Token of DPNI object
813 * @layout: Buffer layout configuration
814 * @type: DPNI queue type
816 * Return: '0' on Success; Error code otherwise.
818 * @warning Allowed only when DPNI is disabled
820 int dpni_set_buffer_layout(struct fsl_mc_io *mc_io,
823 const struct dpni_buffer_layout *layout,
824 enum dpni_queue_type type);
827 * dpni_get_qdid() - Get the Queuing Destination ID (QDID) that should be used
828 * for enqueue operations
829 * @mc_io: Pointer to MC portal's I/O object
830 * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
831 * @token: Token of DPNI object
832 * @qdid: Returned virtual QDID value that should be used as an argument
833 * in all enqueue operations
835 * Return: '0' on Success; Error code otherwise.
837 int dpni_get_qdid(struct fsl_mc_io *mc_io,
843 * dpni_get_tx_data_offset() - Get the Tx data offset (from start of buffer)
844 * @mc_io: Pointer to MC portal's I/O object
845 * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
846 * @token: Token of DPNI object
847 * @data_offset: Tx data offset (from start of buffer)
849 * Return: '0' on Success; Error code otherwise.
851 int dpni_get_tx_data_offset(struct fsl_mc_io *mc_io,
854 uint16_t *data_offset);
856 /* Enable auto-negotiation */
857 #define DPNI_LINK_OPT_AUTONEG 0x0000000000000001ULL
858 /* Enable half-duplex mode */
859 #define DPNI_LINK_OPT_HALF_DUPLEX 0x0000000000000002ULL
860 /* Enable pause frames */
861 #define DPNI_LINK_OPT_PAUSE 0x0000000000000004ULL
862 /* Enable a-symmetric pause frames */
863 #define DPNI_LINK_OPT_ASYM_PAUSE 0x0000000000000008ULL
866 * struct - Structure representing DPNI link configuration
868 * @options: Mask of available options; use 'DPNI_LINK_OPT_<X>' values
870 struct dpni_link_cfg {
876 * dpni_set_link_cfg() - set the link configuration.
877 * @mc_io: Pointer to MC portal's I/O object
878 * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
879 * @token: Token of DPNI object
880 * @cfg: Link configuration
882 * Return: '0' on Success; Error code otherwise.
884 int dpni_set_link_cfg(struct fsl_mc_io *mc_io,
887 const struct dpni_link_cfg *cfg);
890 * struct dpni_link_state - Structure representing DPNI link state
892 * @options: Mask of available options; use 'DPNI_LINK_OPT_<X>' values
893 * @up: Link state; '0' for down, '1' for up
895 struct dpni_link_state {
902 * dpni_get_link_state() - Return the link state (either up or down)
903 * @mc_io: Pointer to MC portal's I/O object
904 * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
905 * @token: Token of DPNI object
906 * @state: Returned link state;
908 * Return: '0' on Success; Error code otherwise.
910 int dpni_get_link_state(struct fsl_mc_io *mc_io,
913 struct dpni_link_state *state);
916 * dpni_set_primary_mac_addr() - Set the primary MAC address
917 * @mc_io: Pointer to MC portal's I/O object
918 * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
919 * @token: Token of DPNI object
920 * @mac_addr: MAC address to set as primary address
922 * Return: '0' on Success; Error code otherwise.
924 int dpni_set_primary_mac_addr(struct fsl_mc_io *mc_io,
927 const uint8_t mac_addr[6]);
930 * dpni_get_primary_mac_addr() - Get the primary MAC address
931 * @mc_io: Pointer to MC portal's I/O object
932 * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
933 * @token: Token of DPNI object
934 * @mac_addr: Returned MAC address
936 * Return: '0' on Success; Error code otherwise.
938 int dpni_get_primary_mac_addr(struct fsl_mc_io *mc_io,
941 uint8_t mac_addr[6]);
944 * dpni_add_mac_addr() - Add MAC address filter
945 * @mc_io: Pointer to MC portal's I/O object
946 * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
947 * @token: Token of DPNI object
948 * @mac_addr: MAC address to add
950 * Return: '0' on Success; Error code otherwise.
952 int dpni_add_mac_addr(struct fsl_mc_io *mc_io,
955 const uint8_t mac_addr[6]);
958 * dpni_remove_mac_addr() - Remove MAC address filter
959 * @mc_io: Pointer to MC portal's I/O object
960 * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
961 * @token: Token of DPNI object
962 * @mac_addr: MAC address to remove
964 * Return: '0' on Success; Error code otherwise.
966 int dpni_remove_mac_addr(struct fsl_mc_io *mc_io,
969 const uint8_t mac_addr[6]);
972 * enum dpni_dest - DPNI destination types
973 * @DPNI_DEST_NONE: Unassigned destination; The queue is set in parked mode and
974 * does not generate FQDAN notifications; user is expected to
975 * dequeue from the queue based on polling or other user-defined
977 * @DPNI_DEST_DPIO: The queue is set in schedule mode and generates FQDAN
978 * notifications to the specified DPIO; user is expected to dequeue
979 * from the queue only after notification is received
980 * @DPNI_DEST_DPCON: The queue is set in schedule mode and does not generate
981 * FQDAN notifications, but is connected to the specified DPCON
982 * object; user is expected to dequeue from the DPCON channel
991 * struct dpni_dest_cfg - Structure representing DPNI destination parameters
992 * @dest_type: Destination type
993 * @dest_id: Either DPIO ID or DPCON ID, depending on the destination type
994 * @priority: Priority selection within the DPIO or DPCON channel; valid values
995 * are 0-1 or 0-7, depending on the number of priorities in that
996 * channel; not relevant for 'DPNI_DEST_NONE' option
998 struct dpni_dest_cfg {
999 enum dpni_dest dest_type;
1005 * enum dpni_flc_type - DPNI FLC types
1006 * @DPNI_FLC_USER_DEFINED: select the FLC to be used for user defined value
1007 * @DPNI_FLC_STASH: select the FLC to be used for stash control
1009 enum dpni_flc_type {
1010 DPNI_FLC_USER_DEFINED = 0,
1015 * enum dpni_stash_size - DPNI FLC stashing size
1016 * @DPNI_STASH_SIZE_0B: no stash
1017 * @DPNI_STASH_SIZE_64B: stashes 64 bytes
1018 * @DPNI_STASH_SIZE_128B: stashes 128 bytes
1019 * @DPNI_STASH_SIZE_192B: stashes 192 bytes
1021 enum dpni_stash_size {
1022 DPNI_STASH_SIZE_0B = 0,
1023 DPNI_STASH_SIZE_64B = 1,
1024 DPNI_STASH_SIZE_128B = 2,
1025 DPNI_STASH_SIZE_192B = 3,
1028 /* DPNI FLC stash options */
1030 /* stashes the whole annotation area (up to 192 bytes) */
1031 #define DPNI_FLC_STASH_FRAME_ANNOTATION 0x00000001
1034 * struct dpni_flc_cfg - Structure representing DPNI FLC configuration
1035 * @flc_type: FLC type
1036 * @options: Mask of available options;
1037 * use 'DPNI_FLC_STASH_<X>' values
1038 * @frame_data_size: Size of frame data to be stashed
1039 * @flow_context_size: Size of flow context to be stashed
1040 * @flow_context: 1. In case flc_type is 'DPNI_FLC_USER_DEFINED':
1041 * this value will be provided in the frame descriptor
1043 * 2. In case flc_type is 'DPNI_FLC_STASH':
1044 * this value will be I/O virtual address of the
1046 * Must be cacheline-aligned and DMA-able memory
1048 struct dpni_flc_cfg {
1049 enum dpni_flc_type flc_type;
1051 enum dpni_stash_size frame_data_size;
1052 enum dpni_stash_size flow_context_size;
1053 uint64_t flow_context;
1056 /* DPNI queue modification options */
1058 /* Select to modify the user's context associated with the queue */
1059 #define DPNI_QUEUE_OPT_USER_CTX 0x00000001
1060 /* Select to modify the queue's destination */
1061 #define DPNI_QUEUE_OPT_DEST 0x00000002
1062 /** Select to modify the flow-context parameters;
1063 * not applicable for Tx-conf/Err queues as the FD comes from the user
1065 #define DPNI_QUEUE_OPT_FLC 0x00000004
1066 /* Select to modify the queue's order preservation */
1067 #define DPNI_QUEUE_OPT_ORDER_PRESERVATION 0x00000008
1068 /* Select to modify the queue's tail-drop threshold */
1069 #define DPNI_QUEUE_OPT_TAILDROP_THRESHOLD 0x00000010
1072 * struct dpni_queue_cfg - Structure representing queue configuration
1073 * @options: Flags representing the suggested modifications to the queue;
1074 * Use any combination of 'DPNI_QUEUE_OPT_<X>' flags
1075 * @user_ctx: User context value provided in the frame descriptor of each
1076 * dequeued frame; valid only if 'DPNI_QUEUE_OPT_USER_CTX'
1077 * is contained in 'options'
1078 * @dest_cfg: Queue destination parameters;
1079 * valid only if 'DPNI_QUEUE_OPT_DEST' is contained in 'options'
1080 * @flc_cfg: Flow context configuration; in case the TC's distribution
1081 * is either NONE or HASH the FLC's settings of flow#0 are used.
1082 * in the case of FS (flow-steering) the flow's FLC settings
1084 * valid only if 'DPNI_QUEUE_OPT_FLC' is contained in 'options'
1085 * @order_preservation_en: enable/disable order preservation;
1086 * valid only if 'DPNI_QUEUE_OPT_ORDER_PRESERVATION' is contained
1088 * @tail_drop_threshold: set the queue's tail drop threshold in bytes;
1089 * '0' value disable the threshold; maximum value is 0xE000000;
1090 * valid only if 'DPNI_QUEUE_OPT_TAILDROP_THRESHOLD' is contained
1093 struct dpni_queue_cfg {
1096 struct dpni_dest_cfg dest_cfg;
1097 struct dpni_flc_cfg flc_cfg;
1098 int order_preservation_en;
1099 uint32_t tail_drop_threshold;
1103 * struct dpni_queue_attr - Structure representing queue attributes
1104 * @user_ctx: User context value provided in the frame descriptor of each
1106 * @dest_cfg: Queue destination configuration
1107 * @flc_cfg: Flow context configuration
1108 * @order_preservation_en: enable/disable order preservation
1109 * @tail_drop_threshold: queue's tail drop threshold in bytes;
1110 * @fqid: Virtual fqid value to be used for dequeue operations
1112 struct dpni_queue_attr {
1114 struct dpni_dest_cfg dest_cfg;
1115 struct dpni_flc_cfg flc_cfg;
1116 int order_preservation_en;
1117 uint32_t tail_drop_threshold;
1121 /* DPNI Tx flow modification options */
1123 /* Select to modify the settings for dedicate Tx confirmation/error */
1124 #define DPNI_TX_FLOW_OPT_TX_CONF_ERROR 0x00000001
1125 /*!< Select to modify the L3 checksum generation setting */
1126 #define DPNI_TX_FLOW_OPT_L3_CHKSUM_GEN 0x00000010
1127 /*!< Select to modify the L4 checksum generation setting */
1128 #define DPNI_TX_FLOW_OPT_L4_CHKSUM_GEN 0x00000020
1131 * dpni_get_api_version - Retrieve DPNI Major and Minor version info.
1133 * @mc_io: Pointer to MC portal's I/O object
1134 * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
1135 * @major_ver: DPNI major version
1136 * @minor_ver: DPNI minor version
1138 * Return: '0' on Success; Error code otherwise.
1140 int dpni_get_api_version(struct fsl_mc_io *mc_io,
1146 * enum dpni_confirmation_mode - Defines DPNI options supported for Tx
1148 * @DPNI_CONF_AFFINE: For each Tx queue set associated with a sender there is
1149 * an affine Tx Confirmation queue
1150 * @DPNI_CONF_SINGLE: All Tx queues are associated with a single Tx
1151 * confirmation queue
1152 * @DPNI_CONF_DISABLE: Tx frames are not confirmed. This must be associated
1153 * with proper FD set-up to have buffers release to a Buffer Pool, otherwise
1154 * buffers will be leaked.
1156 enum dpni_confirmation_mode {
1162 struct dpni_tx_confirmation_mode {
1164 uint8_t confirmation_mode;
1168 * struct dpni_queue - Queue structure
1169 * @fqid: FQID used for enqueueing to and/or configuration of this specific FQ
1170 * @qdbin: Queueing bin, used to enqueue using QDID, DQBIN, QPRI. Only relevant
1172 * @flc: FLC value for traffic dequeued from this queue.
1173 * @user_context: User data, presented to the user along with any frames
1174 * from this queue. Not relevant for Tx queues.
1178 * struct destination - Destination structure
1179 * @id: ID of the destination, only relevant if DEST_TYPE is > 0.
1180 * Identifies either a DPIO or a DPCON object. Not relevant for Tx
1182 * @type: May be one of the following:
1183 * 0 - No destination, queue can be manually queried, but won't
1184 * push traffic or notifications to a DPIO;
1185 * 1 - The destination is DPIO. When traffic becomes available in
1186 * the queue a FQDAN (FQ data available notification) will be
1187 * generated to selected DPIO;
1188 * 2 - The destination is a DPCON. The queue is associated with a
1189 * DPCON object for purpose of scheduling between multiple
1190 * queues. The DPCON may be independently configured to
1191 * generate notifications. Not relevant for Tx queues.
1192 * @hold_active: Hold active
1196 enum dpni_dest type;
1204 uint64_t user_context;
1208 * dpni_set_queue() - Set queue parameters
1209 * @mc_io: Pointer to MC portal's I/O object
1210 * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
1211 * @token: Token of DPNI object
1212 * @type: Type of queue
1213 * @tc: Traffic class, in range 0 to NUM_TCS - 1
1214 * @index: Selects the specific queue out of the set allocated for the same
1215 * TC. Value must be in range 0 to NUM_QUEUES - 1
1216 * @queue: Queue structure
1218 * Return: '0' on Success; Error code otherwise.
1220 int dpni_set_queue(struct fsl_mc_io *mc_io,
1223 enum dpni_queue_type type,
1226 const struct dpni_queue *queue);
1229 * dpni_get_queue() - Get queue parameters
1230 * @mc_io: Pointer to MC portal's I/O object
1231 * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
1232 * @token: Token of DPNI object
1233 * @type: Type of queue
1234 * @tc: Traffic class, in range 0 to NUM_TCS - 1
1235 * @index: Selects the specific queue out of the set allocated for the same
1236 * TC. Value must be in range 0 to NUM_QUEUES - 1
1237 * @queue: Queue structure
1239 * Return: '0' on Success; Error code otherwise.
1241 int dpni_get_queue(struct fsl_mc_io *mc_io,
1244 enum dpni_queue_type type,
1247 struct dpni_queue *queue);
1250 * dpni_set_tx_confirmation_mode() - Set TX conf mode
1251 * @mc_io: Pointer to MC portal's I/O object
1252 * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
1253 * @token: Token of DPNI object
1254 * @mode: DPNI confirmation mode type
1256 * Return: '0' on Success; Error code otherwise.
1258 int dpni_set_tx_confirmation_mode(struct fsl_mc_io *mc_io,
1261 enum dpni_confirmation_mode mode);
1262 struct dpni_statistics {
1264 * Page_0 statistics structure
1265 * @ingress_all_frames: Ingress frame count
1266 * @ingress_all_bytes: Ingress byte count
1267 * @ingress_multicast_frames: Ingress multicast frame count
1268 * @ingress_multicast_bytes: Ingress multicast byte count
1269 * @ingress_broadcast_frames: Ingress broadcast frame count
1270 * @ingress_broadcast_bytes: Ingress broadcast byte count
1272 * Page_1 statistics structure
1273 * @egress_all_frames: Egress frame count
1274 * @egress_all_bytes: Egress byte count
1275 * @egress_multicast_frames: Egress multicast frame count
1276 * @egress_multicast_bytes: Egress multicast byte count
1277 * @egress_broadcast_frames: Egress broadcast frame count
1278 * @egress_broadcast_bytes: Egress broadcast byte count
1280 * Page_2 statistics structure
1281 * @ingress_filtered_frames: Ingress filtered frame count
1282 * @ingress_discarded_frames: Ingress discarded frame count
1283 * @ingress_nobuffer_discards: Ingress discarded frame count due to
1285 * @egress_discarded_frames: Egress discarded frame count
1286 * @egress_confirmed_frames: Egress confirmed frame count
1299 * dpni_get_statistics() - Get DPNI statistics
1300 * @mc_io: Pointer to MC portal's I/O object
1301 * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
1302 * @token: Token of DPNI object
1303 * @page: Selects the statistics page to retrieve, see DPNI_GET_STATISTICS
1304 * output. Pages are numbered 0 to 2.
1305 * @stat: Structure containing the statistics
1307 * Return: '0' on Success; Error code otherwise.
1309 int dpni_get_statistics(struct fsl_mc_io *mc_io,
1313 struct dpni_statistics *stat);
1316 * dpni_reset_statistics() - Clears DPNI statistics
1317 * @mc_io: Pointer to MC portal's I/O object
1318 * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
1319 * @token: Token of DPNI object
1321 * Return: '0' on Success; Error code otherwise.
1323 int dpni_reset_statistics(struct fsl_mc_io *mc_io,
1326 #endif /* _FSL_DPNI_H */