xref: /freebsd/sys/dev/qlnx/qlnxe/mcp_private.h (revision 81ad6265)
1 /*
2  * Copyright (c) 2017-2018 Cavium, Inc.
3  * All rights reserved.
4  *
5  *  Redistribution and use in source and binary forms, with or without
6  *  modification, are permitted provided that the following conditions
7  *  are met:
8  *
9  *  1. Redistributions of source code must retain the above copyright
10  *     notice, this list of conditions and the following disclaimer.
11  *  2. Redistributions in binary form must reproduce the above copyright
12  *     notice, this list of conditions and the following disclaimer in the
13  *     documentation and/or other materials provided with the distribution.
14  *
15  *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
16  *  AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17  *  IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18  *  ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
19  *  LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
20  *  CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
21  *  SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
22  *  INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
23  *  CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
24  *  ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
25  *  POSSIBILITY OF SUCH DAMAGE.
26  *
27  * $FreeBSD$
28  *
29  */
30 
31 /****************************************************************************
32  *
33  * Name:        mcp_private.h
34  *
35  * Description: MCP private data. Located in HSI only to provide debug access
36  *              for diag.
37  *
38  ****************************************************************************/
39 
40 #ifndef MCP_PRIVATE_H
41 #define MCP_PRIVATE_H
42 
43 #if (!defined MFW_SIM) && (!defined RECOVERY)
44 #include "eth.h"
45 #include "pmm.h"
46 #include "ah_eth.h"
47 #include "e5_eth.h"
48 #endif
49 #include "global.h"
50 #include "mcp_public.h"
51 
52 typedef enum active_mf_mode {
53 	MF_MODE_SF = 0,
54 	MF_MODE_MF_ALLOWED,
55 	MF_MODE_MF_SWITCH_INDEPENDENT,
56 	MF_MODE_NIV
57 } active_mf_mode_t;
58 
59 enum ov_current_cfg {
60 	CURR_CFG_NONE =	0,
61 	CURR_CFG_OS,
62 	CURR_CFG_VENDOR_SPEC,
63 	CURR_CFG_OTHER,
64 	CURR_CFG_VC_CLP,
65 	CURR_CFG_CNU,
66 	CURR_CFG_DCI,
67 	CURR_CFG_HII,
68 };
69 
70 struct dci_info_global {
71 	u16 mba_ver;
72 	u8 current_cfg;
73 	u8 extern_dci_mgmt;
74 	u8 pci_bus_num;
75 	u8 boot_progress;
76 };
77 
78 /* Resource allocation information of one resource */
79 struct resource_info_private {
80 	u16 size; /* number of allocated resources */
81 	u16 offset; /* Offset of the 1st resource */
82 	u8 flags;
83 };
84 
85 /* Cache for resource allocation of one PF */
86 struct res_alloc_cache {
87 	u8 pf_num;
88 	struct resource_info_private res[RESOURCE_MAX_NUM];
89 };
90 
91 struct pf_sb_t {
92 	u8 sb_for_pf_size;
93 	u8 sb_for_pf_offset;
94 	u8 sb_for_vf_size;
95 	u8 sb_for_vf_offset;
96 };
97 
98 /**************************************/
99 /*                                    */
100 /*     P R I V A T E    G L O B A L   */
101 /*                                    */
102 /**************************************/
103 struct private_global {
104 	active_mf_mode_t mf_mode; /* TBD - require initialization */
105 	u32 exp_rom_nvm_addr;
106 
107 	/* The pmm_config structure holds all active phy/link configuration */
108 #if (!defined MFW_SIM) && (!defined RECOVERY)
109 #ifdef b900
110 	struct pmm_config eth_cfg;
111 #elif b940
112 	struct ah_eth eth_cfg;
113 #elif b510
114 	struct e5_eth eth_cfg;
115 #else
116 #endif
117 #endif
118 	u32 lldp_counter;
119 
120 	u32 avs_init_timestamp;
121 
122 	u32 seconds_since_mcp_reset;
123 
124 	u32 last_malloc_dir_used_timestamp;
125 #define MAX_USED_DIR_ALLOWED_TIME (3) /* Seconds */
126 
127 	u32 drv_nvm_state;
128 	/* Per PF bitmask */
129 #define DRV_NVM_STATE_IN_PROGRESS_MASK		(0x0001ffff)
130 #define DRV_NVM_STATE_IN_PROGRESS_OFFSET	(0)
131 #define DRV_NVM_STATE_IN_PROGRESS_VAL_MFW	(0x00010000)
132 
133 	u32 storm_fw_ver;
134 
135 	/* OneView data*/
136 	struct dci_info_global dci_global;
137 
138 	/* Resource allocation cached data */
139 	struct res_alloc_cache res_alloc;
140 #define G_RES_ALLOC_P	(&g_spad.private_data.global.res_alloc)
141 	u32 resource_max_values[RESOURCE_MAX_NUM];
142 	u32 glb_counter_100ms;
143 	/*collection of global bits and controls*/
144 	u32 flags_and_ctrl;
145 #define PRV_GLOBAL_FIO_BMB_INITIATED_MASK				0x00000001
146 #define PRV_GLOBAL_FIO_BMB_INITIATED_OFFSET				0
147 #define PRV_GLOBAL_ENABLE_NET_THREAD_LONG_RUN_MASK		0x00000002
148 #define PRV_GLOBAL_ENABLE_NET_THREAD_LONG_RUN_OFFSET	1
149 
150 #ifdef b900
151 	u32 es_fir_engines : 8, es_fir_valid_bitmap : 8, es_l2_engines : 8, es_l2_valid_bitmap : 8;
152 #endif
153 	u64 ecc_events;
154 };
155 
156 /**************************************/
157 /*                                    */
158 /*     P R I V A T E    P A T H       */
159 /*                                    */
160 /**************************************/
161 struct private_path {
162 	u32 recovery_countdown; /* Counting down 2 seconds, using TMR3 */
163 #define RECOVERY_MAX_COUNTDOWN_SECONDS 2
164 
165 	u32 drv_load_vars; /* When the seconds_since_mcp_reset gets here */
166 #define DRV_LOAD_DEF_TIMEOUT 10
167 #define DRV_LOAD_TIMEOUT_MASK			0x0000ffff
168 #define DRV_LOAD_TIMEOUT_OFFSET			0
169 #define DRV_LOAD_NEED_FORCE_MASK		0xffff0000
170 #define DRV_LOAD_NEED_FORCE_OFFSET		16
171 	struct load_rsp_stc drv_load_params;
172 	u64 ecc_events;
173 };
174 
175 /**************************************/
176 /*                                    */
177 /*     P R I V A T E    P O R T       */
178 /*                                    */
179 /**************************************/
180 struct drv_port_info_t {
181 	u32_t port_state;
182 #define DRV_STATE_LINK_LOCK_FLAG                    0x00000001
183 #define DRV_WAIT_DBG_PRN                            0x00000002
184 
185 	/* There are maximum 8 PFs per port */
186 #define DRV_STATE_LOADED_MASK                       0x0000ff00
187 #define DRV_STATE_LOADED_OFFSET                      8
188 
189 #define DRV_STATE_PF_TRANSITION_MASK                0x00ff0000
190 #define DRV_STATE_PF_TRANSITION_OFFSET               16
191 
192 #define DRV_STATE_PF_PHY_INIT_MASK	                 0xff000000
193 #define DRV_STATE_PF_PHY_INIT_OFFSET                 24
194 };
195 
196 typedef enum _lldp_subscriber_e {
197 	LLDP_SUBSCRIBER_MANDATORY = 0,
198 	LLDP_SUBSCRIBER_SYSTEM,
199 	LLDP_SUBSCRIBER_DCBX_IEEE,
200 	LLDP_SUBSCRIBER_DCBX_CEE,
201 	LLDP_SUBSCRIBER_EEE,
202 	LLDP_SUBSCRIBER_CDCP,
203 	LLDP_SUBSCRIBER_DCI,
204 	LLDP_SUBSCRIBER_UFP,
205 	LLDP_SUBSCRIBER_NCSI,
206 	MAX_SUBSCRIBERS
207 } lldp_subscriber_e;
208 
209 typedef struct {
210 	u16 valid;
211 	u16 type_len;
212 #define LLDP_LEN_MASK           (0x01ff)
213 #define LLDP_LEN_OFFSET          (0)
214 #define LLDP_TYPE_MASK          (0xfe00)
215 #define LLDP_TYPE_OFFSET         (9)
216 	u8 *value_p;
217 } tlv_s;
218 
219 typedef u16(*lldp_prepare_tlv_func)(u8 port, lldp_agent_e lldp_agent, u8 *buffer);
220 
221 typedef struct {
222 	u16 valid;
223 	lldp_prepare_tlv_func func;
224 } subscriber_callback_send_s;
225 
226 typedef u8(*lldp_process_func)(u8 port, u8 num, u8 **tlvs);
227 
228 #define MAX_NUM_SUBTYPES	4
229 typedef struct {
230 	u8 valid;
231 	u8 oui[3];
232 	u8 subtype_list[MAX_NUM_SUBTYPES];
233 	u8 num_subtypes;
234 	lldp_process_func func;
235 } subscriber_callback_receive_s;
236 
237 #define MAX_ETH_HEADER      14  /* TODO: to be extended per requirements */
238 #define MAX_PACKET_SIZE     (1516)  /* So it can be devided by 4 */
239 #define LLDP_CHASSIS_ID_TLV_LEN     7
240 #define LLDP_PORT_ID_TLV_LEN     7
241 typedef struct {
242 	u16 len;
243 	u8 header[MAX_ETH_HEADER];
244 } lldp_eth_header_s;
245 
246 typedef struct {
247 	struct lldp_config_params_s lldp_config_params;
248 	u16 lldp_ttl;
249 	u8 lldp_cur_credit;
250 	subscriber_callback_send_s subscriber_callback_send[MAX_SUBSCRIBERS];
251 	lldp_eth_header_s lldp_eth_header;
252 	u32 lldp_time_to_send;
253 	u32 lldp_ttl_expired;
254 	u32 lldp_sent;
255 	u8 first_lldp;
256 	subscriber_callback_receive_s subscriber_callback_receive[MAX_SUBSCRIBERS];
257 } lldp_params_s;
258 
259 #define MAX_TLVS		20
260 typedef struct {
261 	u8 current_received_tlv_index;
262 	u8 *received_tlvs[MAX_TLVS];
263 } lldp_receive_data_s;
264 
265 #define MAX_REGISTERED_TLVS	12
266 
267 typedef struct {
268 	u32 config; /* Uses same defines as local config plus some more below*/
269 #define DCBX_MODE_MASK				0x00000010
270 #define DCBX_MODE_OFFSET				4
271 #define DCBX_MODE_DRIVER			0
272 #define DCBX_MODE_DEFAULT			1
273 #define DCBX_CHANGED_MASK			0x00000f00
274 #define DCBX_CHANGED_OFFSET			8
275 #define DCBX_CONTROL_CHANGED_MASK		0x00000100
276 #define DCBX_CONTROL_CHANGED_OFFSET		8
277 #define DCBX_PFC_CHANGED_MASK			0x00000200
278 #define DCBX_PFC_CHANGED_OFFSET			9
279 #define DCBX_ETS_CHANGED_MASK			0x00000400
280 #define DCBX_ETS_CHANGED_OFFSET			10
281 #define DCBX_APP_CHANGED_MASK			0x00000800
282 #define DCBX_APP_CHANGED_OFFSET			11
283 
284 	u32 seq_no;
285 	u32 ack_no;
286 	u32 received_seq_no;
287 	u8 tc_map[8];
288 	u8 num_used_tcs;
289 } dcbx_state_s;
290 
291 #ifdef CONFIG_HP_DCI_SUPPORT
292 struct dci_info_port {
293 	u32 config;
294 #define DCI_PORT_CFG_ENABLE_OFFSET		(0)
295 #define DCI_PORT_CFG_ENABLE_MASK		(1 << DCI_PORT_CFG_ENABLE_OFFSET)
296 #define DCI_PORT_CFG_ENABLE_DIAG_OFFSET		(1)
297 #define DCI_PORT_CFG_ENABLE_DIAG_MASK		(1 << DCI_PORT_CFG_ENABLE_DIAG_OFFSET)
298 #define DCI_PORT_CFG_DIAG_L_LOOP_OFFSET		(2)
299 #define DCI_PORT_CFG_DIAG_L_LOOP_MASK		(1 << DCI_PORT_CFG_DIAG_L_LOOP_OFFSET)
300 #define DCI_PORT_CFG_DIAG_R_LOOP_OFFSET		(3)
301 #define DCI_PORT_CFG_DIAG_R_LOOP_MASK		(1 << DCI_PORT_CFG_DIAG_R_LOOP_OFFSET)
302 
303 };
304 #endif
305 
306 struct lldp_cdcp {
307 	u32 flags;
308 #define	NTPMR_TTL_EXPIRED		0x00000001
309 #define CDCP_TLV_RCVD			0x00000002
310 #define CDCP_TLV_SENT			0x00000004
311 
312 	u32 remote_mib;
313 #define CDCP_ROLE_MASK			0x00000001
314 #define CDCP_ROLE_OFFSET			0
315 #define CDCP_ROLE_BRIDGE		0x0
316 #define CDCP_ROLE_STATION		0x1
317 
318 #define CDCP_SCOMP_MASK			0x00000002
319 #define CDCP_SCOMP_OFFSET		1
320 
321 #define CDCP_CHAN_CAP_MASK		0x0000fff0
322 #define CDCP_CHAN_CAP_OFFSET		4
323 
324 	u32 num_of_chan;
325 };
326 
327 /* Accommodates link-tlv size for max-pf scids (27) + end-of-tlv size (2) */
328 #define UFP_REQ_MAX_PAYLOAD_SIZE		(32)
329 
330 /* Accommodates max-NIC props-tlv-size (117:5 +(16*7)), link-tlv (27),
331  * end-tlv (2).
332  */
333 #define UFP_RSP_MAX_PAYLOAD_SIZE		(160)
334 struct ufp_info_port {
335 	u8 req_payload[UFP_REQ_MAX_PAYLOAD_SIZE];
336 	u8 rsp_payload[UFP_RSP_MAX_PAYLOAD_SIZE];
337 	u16 req_len;
338 	u16 rsp_len;
339 	u8 switch_version;
340 	u8 switch_status;
341 	u8 flags;
342 #define UFP_CAP_ENABLED			(1 << 0)
343 #define UFP_REQ_SENT			(1 << 1)
344 #define UFP_RSP_SENT			(1 << 2)
345 #define UFP_CAP_SENT			(1 << 3)
346 	u8 pending_flags;
347 #define UFP_REQ_PENDING			(1 << 0)
348 #define UFP_RSP_PENDING			(1 << 1)
349 };
350 
351 #define UFP_ENABLED(_port_)			\
352 	(g_spad.private_data.port[_port_].ufp_port.flags & UFP_CAP_ENABLED)
353 
354 /* Max 200-byte packet, accommodates UFP_RSP_MAX_PAYLOAD_SIZE */
355 #define ECP_MAX_PKT_SIZE		(200)
356 
357 /* Tx-state machine, Qbg variable names specified in comments on the right */
358 struct ecp_tx_state {
359 	u8 tx_pkt[ECP_MAX_PKT_SIZE];
360 	BOOL ulp_req_rcvd;	/* requestReceived */
361 	BOOL ack_rcvd;		/* ackReceived */
362 	u16 req_seq_num;	/* sequence */
363 
364 	/* State used for timer-based retries */
365 	u16 ack_timer_counter;
366 #define ECP_TIMEOUT_COUNT		1	/* 1 second to detect ACK timeout */
367 	u16 num_retries;	/* retries */
368 #define ECP_MAX_RETRIES			3
369 	u32 tx_errors;		/* txErrors */
370 	u32 ulp_pkt_len;
371 };
372 
373 typedef void (*ulp_rx_indication_t)(u8 port, u16 subtype, u32 pkt_len, u8 *pkt);
374 /* Rx state machine, Qbg variable names specified in comments on the right */
375 struct ecp_rx_state {
376 	BOOL ecpdu_rcvd;	/* ecpduReceived */
377 	u16 last_req_seq;	/* lastSeq */
378 	u8 first_req_rcvd;
379 	u8 rsvd;
380 	ulp_rx_indication_t rx_cb_func;
381 };
382 
383 struct ecp_state_s {
384 	struct ecp_tx_state tx_state;
385 	struct ecp_rx_state rx_state;
386 	u16 subtype;
387 };
388 
389 struct private_port {
390 	struct drv_port_info_t port_info;
391 	active_mf_mode_t mf_mode;
392 	u32 prev_link_change_count;
393 	/* LLDP structures */
394 	lldp_params_s lldp_params[LLDP_MAX_LLDP_AGENTS];
395 	lldp_receive_data_s lldp_receive_data[MAX_SUBSCRIBERS];
396 
397 	/* DCBX */
398 	dcbx_state_s dcbx_state;
399 
400 	u32 net_buffer[MAX_PACKET_SIZE / 4]; /* Buffer to send any packet to network */
401 
402 	/* time stamp of the end of NIG drain time for the TX drain */
403 	u32 nig_drain_end_ts;
404 	/* time stamp of the end of NIG drain time for the TC pause drain, this timer is used togther for all TC */
405 	u32 nig_drain_tc_end_ts;
406 	u32 tc_drain_en_bitmap;
407 	tlv_s lldp_core_tlv_desc[LLDP_MAX_LLDP_AGENTS][MAX_REGISTERED_TLVS];
408 	u8 current_core_tlv_num[LLDP_MAX_LLDP_AGENTS];
409 	struct mcp_mac lldp_mac;
410 #ifdef CONFIG_HP_DCI_SUPPORT
411 	struct dci_info_port dci_port;
412 #endif
413 	struct lldp_cdcp cdcp_info;
414 	struct ufp_info_port ufp_port;
415 	struct ecp_state_s ecp_info;
416 	struct lldp_stats_stc lldp_stats[LLDP_MAX_LLDP_AGENTS];
417 	u32 temperature;
418 	u8 prev_ext_lasi_status;
419 	u8 rsvd1;
420 	u16 rsvd2;
421 
422 };
423 
424 /**************************************/
425 /*                                    */
426 /*     P R I V A T E    F U N C       */
427 /*                                    */
428 /**************************************/
429 struct drv_func_info_t {
430 	u32_t func_state;
431 #define DRV_STATE_UNKNOWN                           0x00000000
432 #define DRV_STATE_UNLOADED                          0x00000001
433 #define DRV_STATE_D3                                0x00000004
434 
435 #define DRV_STATE_PRESENT_FLAG                      0x00000100
436 #define DRV_STATE_RUNNING                          (0x00000002 | DRV_STATE_PRESENT_FLAG)
437 
438 #define DRV_STATE_NOT_RESPONDING                    0x00000003 /* Will result with non-zero value when compared with DRV_STATE_RUNNING or with DRV_STATE_UNLOADED */
439 #define DRV_STATE_BACK_AFTER_TO                    (DRV_STATE_NOT_RESPONDING | DRV_STATE_PRESENT_FLAG)
440 
441 #define DRV_STATE_DIAG                             (0x00000010 | DRV_STATE_PRESENT_FLAG)
442 
443 #define DRV_STATE_TRANSITION_FLAG                   0x00001000
444 #define DRV_STATE_LOADING_TRANSITION               (DRV_STATE_TRANSITION_FLAG | DRV_STATE_PRESENT_FLAG)
445 #define DRV_STATE_UNLOADING_TRANSITION             (DRV_STATE_TRANSITION_FLAG | DRV_STATE_PRESENT_FLAG | DRV_STATE_UNLOADED)
446 
447 	u32_t driver_last_activity;
448 
449 	u32_t wol_mac_addr[2];
450 	u32_t drv_feature_support; /* See DRV_MB_PARAM_FEATURE_SUPPORT_FUNC_* */
451 
452 	u8_t unload_wol_param; /* See drv_mb_param */
453 	u8_t eswitch_mode;
454 	u8_t ppfid_bmp;
455 };
456 
457 struct dci_info_func {
458 	u8 config;
459 #define DCI_FUNC_CFG_FNIC_ENABLE_OFFSET		(0)
460 #define DCI_FUNC_CFG_FNIC_ENABLE_MASK		(1 << DCI_FUNC_CFG_FNIC_ENABLE_OFFSET)
461 #define DCI_FUNC_CFG_OS_MTU_OVERRIDE_OFFSET	(1)
462 #define DCI_FUNC_CFG_OS_MTU_OVERRIDE_MASK	(1 << DCI_FUNC_CFG_OS_MTU_OVERRIDE_OFFSET)
463 #define DCI_FUNC_CFG_DIAG_WOL_ENABLE_OFFSET	(2)
464 #define DCI_FUNC_CFG_DIAG_WOL_ENABLE_MASK	(1 << DCI_FUNC_CFG_DIAG_WOL_ENABLE_OFFSET)
465 
466 	u8 drv_state;
467 	u16 fcoe_cvid;
468 	u8 fcoe_fabric_name[8];
469 #define CONNECTION_ID_LENGTH			16
470 	u8 local_conn_id[CONNECTION_ID_LENGTH];
471 };
472 
473 struct private_func {
474 	struct drv_func_info_t func_info;
475 	u32 init_hw_page;
476 	struct pf_sb_t sb;
477 	struct dci_info_func dci_func;
478 };
479 
480 /**************************************/
481 /*                                    */
482 /*     P R I V A T E    D A T A       */
483 /*                                    */
484 /**************************************/
485 struct mcp_private_data {
486 	/* Basically no need for section offsets here, since this is private data.
487 	 * TBD - should consider adding section offsets if we want diag to parse this correctly !!
488 	 */
489 	struct private_global global;
490 	struct private_path path[MCP_GLOB_PATH_MAX];
491 	struct private_port port[MCP_GLOB_PORT_MAX];
492 	struct private_func func[MCP_GLOB_FUNC_MAX];
493 
494 };
495 #endif /* MCP_PRIVATE_H */
496