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1 /* SPDX-License-Identifier: GPL-2.0 or BSD-3-Clause */
2 /*
3  * Copyright(c) 2015 - 2020 Intel Corporation.
4  */
5 
6 #ifndef _CHIP_H
7 #define _CHIP_H
8 /*
9  * This file contains all of the defines that is specific to the HFI chip
10  */
11 
12 /* sizes */
13 #define BITS_PER_REGISTER (BITS_PER_BYTE * sizeof(u64))
14 #define NUM_INTERRUPT_SOURCES 768
15 #define RXE_NUM_CONTEXTS 160
16 #define RXE_PER_CONTEXT_SIZE 0x1000	/* 4k */
17 #define RXE_NUM_TID_FLOWS 32
18 #define RXE_NUM_DATA_VL 8
19 #define TXE_NUM_CONTEXTS 160
20 #define TXE_NUM_SDMA_ENGINES 16
21 #define NUM_CONTEXTS_PER_SET 8
22 #define VL_ARB_HIGH_PRIO_TABLE_SIZE 16
23 #define VL_ARB_LOW_PRIO_TABLE_SIZE 16
24 #define VL_ARB_TABLE_SIZE 16
25 #define TXE_NUM_32_BIT_COUNTER 7
26 #define TXE_NUM_64_BIT_COUNTER 30
27 #define TXE_NUM_DATA_VL 8
28 #define TXE_PIO_SIZE (32 * 0x100000)	/* 32 MB */
29 #define PIO_BLOCK_SIZE 64			/* bytes */
30 #define SDMA_BLOCK_SIZE 64			/* bytes */
31 #define RCV_BUF_BLOCK_SIZE 64               /* bytes */
32 #define PIO_CMASK 0x7ff	/* counter mask for free and fill counters */
33 #define MAX_EAGER_ENTRIES    2048	/* max receive eager entries */
34 #define MAX_TID_PAIR_ENTRIES 1024	/* max receive expected pairs */
35 /*
36  * Virtual? Allocation Unit, defined as AU = 8*2^vAU, 64 bytes, AU is fixed
37  * at 64 bytes for all generation one devices
38  */
39 #define CM_VAU 3
40 /* HFI link credit count, AKA receive buffer depth (RBUF_DEPTH) */
41 #define CM_GLOBAL_CREDITS 0x880
42 /* Number of PKey entries in the HW */
43 #define MAX_PKEY_VALUES 16
44 
45 #include "chip_registers.h"
46 
47 #define RXE_PER_CONTEXT_USER   (RXE + RXE_PER_CONTEXT_OFFSET)
48 #define TXE_PIO_SEND (TXE + TXE_PIO_SEND_OFFSET)
49 
50 /* PBC flags */
51 #define PBC_INTR		BIT_ULL(31)
52 #define PBC_DC_INFO_SHIFT	(30)
53 #define PBC_DC_INFO		BIT_ULL(PBC_DC_INFO_SHIFT)
54 #define PBC_TEST_EBP		BIT_ULL(29)
55 #define PBC_PACKET_BYPASS	BIT_ULL(28)
56 #define PBC_CREDIT_RETURN	BIT_ULL(25)
57 #define PBC_INSERT_BYPASS_ICRC	BIT_ULL(24)
58 #define PBC_TEST_BAD_ICRC	BIT_ULL(23)
59 #define PBC_FECN		BIT_ULL(22)
60 
61 /* PbcInsertHcrc field settings */
62 #define PBC_IHCRC_LKDETH 0x0	/* insert @ local KDETH offset */
63 #define PBC_IHCRC_GKDETH 0x1	/* insert @ global KDETH offset */
64 #define PBC_IHCRC_NONE   0x2	/* no HCRC inserted */
65 
66 /* PBC fields */
67 #define PBC_STATIC_RATE_CONTROL_COUNT_SHIFT 32
68 #define PBC_STATIC_RATE_CONTROL_COUNT_MASK 0xffffull
69 #define PBC_STATIC_RATE_CONTROL_COUNT_SMASK \
70 	(PBC_STATIC_RATE_CONTROL_COUNT_MASK << \
71 	PBC_STATIC_RATE_CONTROL_COUNT_SHIFT)
72 
73 #define PBC_INSERT_HCRC_SHIFT 26
74 #define PBC_INSERT_HCRC_MASK 0x3ull
75 #define PBC_INSERT_HCRC_SMASK \
76 	(PBC_INSERT_HCRC_MASK << PBC_INSERT_HCRC_SHIFT)
77 
78 #define PBC_VL_SHIFT 12
79 #define PBC_VL_MASK 0xfull
80 #define PBC_VL_SMASK (PBC_VL_MASK << PBC_VL_SHIFT)
81 
82 #define PBC_LENGTH_DWS_SHIFT 0
83 #define PBC_LENGTH_DWS_MASK 0xfffull
84 #define PBC_LENGTH_DWS_SMASK \
85 	(PBC_LENGTH_DWS_MASK << PBC_LENGTH_DWS_SHIFT)
86 
87 /* Credit Return Fields */
88 #define CR_COUNTER_SHIFT 0
89 #define CR_COUNTER_MASK 0x7ffull
90 #define CR_COUNTER_SMASK (CR_COUNTER_MASK << CR_COUNTER_SHIFT)
91 
92 #define CR_STATUS_SHIFT 11
93 #define CR_STATUS_MASK 0x1ull
94 #define CR_STATUS_SMASK (CR_STATUS_MASK << CR_STATUS_SHIFT)
95 
96 #define CR_CREDIT_RETURN_DUE_TO_PBC_SHIFT 12
97 #define CR_CREDIT_RETURN_DUE_TO_PBC_MASK 0x1ull
98 #define CR_CREDIT_RETURN_DUE_TO_PBC_SMASK \
99 	(CR_CREDIT_RETURN_DUE_TO_PBC_MASK << \
100 	CR_CREDIT_RETURN_DUE_TO_PBC_SHIFT)
101 
102 #define CR_CREDIT_RETURN_DUE_TO_THRESHOLD_SHIFT 13
103 #define CR_CREDIT_RETURN_DUE_TO_THRESHOLD_MASK 0x1ull
104 #define CR_CREDIT_RETURN_DUE_TO_THRESHOLD_SMASK \
105 	(CR_CREDIT_RETURN_DUE_TO_THRESHOLD_MASK << \
106 	CR_CREDIT_RETURN_DUE_TO_THRESHOLD_SHIFT)
107 
108 #define CR_CREDIT_RETURN_DUE_TO_ERR_SHIFT 14
109 #define CR_CREDIT_RETURN_DUE_TO_ERR_MASK 0x1ull
110 #define CR_CREDIT_RETURN_DUE_TO_ERR_SMASK \
111 	(CR_CREDIT_RETURN_DUE_TO_ERR_MASK << \
112 	CR_CREDIT_RETURN_DUE_TO_ERR_SHIFT)
113 
114 #define CR_CREDIT_RETURN_DUE_TO_FORCE_SHIFT 15
115 #define CR_CREDIT_RETURN_DUE_TO_FORCE_MASK 0x1ull
116 #define CR_CREDIT_RETURN_DUE_TO_FORCE_SMASK \
117 	(CR_CREDIT_RETURN_DUE_TO_FORCE_MASK << \
118 	CR_CREDIT_RETURN_DUE_TO_FORCE_SHIFT)
119 
120 /* Specific IRQ sources */
121 #define CCE_ERR_INT		  0
122 #define RXE_ERR_INT		  1
123 #define MISC_ERR_INT		  2
124 #define PIO_ERR_INT		  4
125 #define SDMA_ERR_INT		  5
126 #define EGRESS_ERR_INT		  6
127 #define TXE_ERR_INT		  7
128 #define PBC_INT			240
129 #define GPIO_ASSERT_INT		241
130 #define QSFP1_INT		242
131 #define QSFP2_INT		243
132 #define TCRIT_INT		244
133 
134 /* interrupt source ranges */
135 #define IS_FIRST_SOURCE		CCE_ERR_INT
136 #define IS_GENERAL_ERR_START		  0
137 #define IS_SDMAENG_ERR_START		 16
138 #define IS_SENDCTXT_ERR_START		 32
139 #define IS_SDMA_START			192
140 #define IS_SDMA_PROGRESS_START		208
141 #define IS_SDMA_IDLE_START		224
142 #define IS_VARIOUS_START		240
143 #define IS_DC_START			248
144 #define IS_RCVAVAIL_START		256
145 #define IS_RCVURGENT_START		416
146 #define IS_SENDCREDIT_START		576
147 #define IS_RESERVED_START		736
148 #define IS_LAST_SOURCE			767
149 
150 /* derived interrupt source values */
151 #define IS_GENERAL_ERR_END		7
152 #define IS_SDMAENG_ERR_END		31
153 #define IS_SENDCTXT_ERR_END		191
154 #define IS_SDMA_END                     207
155 #define IS_SDMA_PROGRESS_END            223
156 #define IS_SDMA_IDLE_END		239
157 #define IS_VARIOUS_END			244
158 #define IS_DC_END			255
159 #define IS_RCVAVAIL_END			415
160 #define IS_RCVURGENT_END		575
161 #define IS_SENDCREDIT_END		735
162 #define IS_RESERVED_END			IS_LAST_SOURCE
163 
164 /* DCC_CFG_PORT_CONFIG logical link states */
165 #define LSTATE_DOWN    0x1
166 #define LSTATE_INIT    0x2
167 #define LSTATE_ARMED   0x3
168 #define LSTATE_ACTIVE  0x4
169 
170 /* DCC_CFG_RESET reset states */
171 #define LCB_RX_FPE_TX_FPE_INTO_RESET   (DCC_CFG_RESET_RESET_LCB    | \
172 					DCC_CFG_RESET_RESET_TX_FPE | \
173 					DCC_CFG_RESET_RESET_RX_FPE | \
174 					DCC_CFG_RESET_ENABLE_CCLK_BCC)
175 					/* 0x17 */
176 
177 #define LCB_RX_FPE_TX_FPE_OUT_OF_RESET  DCC_CFG_RESET_ENABLE_CCLK_BCC /* 0x10 */
178 
179 /* DC8051_STS_CUR_STATE port values (physical link states) */
180 #define PLS_DISABLED			   0x30
181 #define PLS_OFFLINE				   0x90
182 #define PLS_OFFLINE_QUIET			   0x90
183 #define PLS_OFFLINE_PLANNED_DOWN_INFORM	   0x91
184 #define PLS_OFFLINE_READY_TO_QUIET_LT	   0x92
185 #define PLS_OFFLINE_REPORT_FAILURE		   0x93
186 #define PLS_OFFLINE_READY_TO_QUIET_BCC	   0x94
187 #define PLS_OFFLINE_QUIET_DURATION	   0x95
188 #define PLS_POLLING				   0x20
189 #define PLS_POLLING_QUIET			   0x20
190 #define PLS_POLLING_ACTIVE			   0x21
191 #define PLS_CONFIGPHY			   0x40
192 #define PLS_CONFIGPHY_DEBOUCE		   0x40
193 #define PLS_CONFIGPHY_ESTCOMM		   0x41
194 #define PLS_CONFIGPHY_ESTCOMM_TXRX_HUNT	   0x42
195 #define PLS_CONFIGPHY_ESTCOMM_LOCAL_COMPLETE   0x43
196 #define PLS_CONFIGPHY_OPTEQ			   0x44
197 #define PLS_CONFIGPHY_OPTEQ_OPTIMIZING	   0x44
198 #define PLS_CONFIGPHY_OPTEQ_LOCAL_COMPLETE	   0x45
199 #define PLS_CONFIGPHY_VERIFYCAP		   0x46
200 #define PLS_CONFIGPHY_VERIFYCAP_EXCHANGE	   0x46
201 #define PLS_CONFIGPHY_VERIFYCAP_LOCAL_COMPLETE 0x47
202 #define PLS_CONFIGLT			   0x48
203 #define PLS_CONFIGLT_CONFIGURE		   0x48
204 #define PLS_CONFIGLT_LINK_TRANSFER_ACTIVE	   0x49
205 #define PLS_LINKUP				   0x50
206 #define PLS_PHYTEST				   0xB0
207 #define PLS_INTERNAL_SERDES_LOOPBACK	   0xe1
208 #define PLS_QUICK_LINKUP			   0xe2
209 
210 /* DC_DC8051_CFG_HOST_CMD_0.REQ_TYPE - 8051 host commands */
211 #define HCMD_LOAD_CONFIG_DATA  0x01
212 #define HCMD_READ_CONFIG_DATA  0x02
213 #define HCMD_CHANGE_PHY_STATE  0x03
214 #define HCMD_SEND_LCB_IDLE_MSG 0x04
215 #define HCMD_MISC		   0x05
216 #define HCMD_READ_LCB_IDLE_MSG 0x06
217 #define HCMD_READ_LCB_CSR      0x07
218 #define HCMD_WRITE_LCB_CSR     0x08
219 #define HCMD_INTERFACE_TEST	   0xff
220 
221 /* DC_DC8051_CFG_HOST_CMD_1.RETURN_CODE - 8051 host command return */
222 #define HCMD_SUCCESS 2
223 
224 /* DC_DC8051_DBG_ERR_INFO_SET_BY_8051.ERROR - error flags */
225 #define SPICO_ROM_FAILED		BIT(0)
226 #define UNKNOWN_FRAME			BIT(1)
227 #define TARGET_BER_NOT_MET		BIT(2)
228 #define FAILED_SERDES_INTERNAL_LOOPBACK	BIT(3)
229 #define FAILED_SERDES_INIT		BIT(4)
230 #define FAILED_LNI_POLLING		BIT(5)
231 #define FAILED_LNI_DEBOUNCE		BIT(6)
232 #define FAILED_LNI_ESTBCOMM		BIT(7)
233 #define FAILED_LNI_OPTEQ		BIT(8)
234 #define FAILED_LNI_VERIFY_CAP1		BIT(9)
235 #define FAILED_LNI_VERIFY_CAP2		BIT(10)
236 #define FAILED_LNI_CONFIGLT		BIT(11)
237 #define HOST_HANDSHAKE_TIMEOUT		BIT(12)
238 #define EXTERNAL_DEVICE_REQ_TIMEOUT	BIT(13)
239 
240 #define FAILED_LNI (FAILED_LNI_POLLING | FAILED_LNI_DEBOUNCE \
241 			| FAILED_LNI_ESTBCOMM | FAILED_LNI_OPTEQ \
242 			| FAILED_LNI_VERIFY_CAP1 \
243 			| FAILED_LNI_VERIFY_CAP2 \
244 			| FAILED_LNI_CONFIGLT | HOST_HANDSHAKE_TIMEOUT \
245 			| EXTERNAL_DEVICE_REQ_TIMEOUT)
246 
247 /* DC_DC8051_DBG_ERR_INFO_SET_BY_8051.HOST_MSG - host message flags */
248 #define HOST_REQ_DONE		BIT(0)
249 #define BC_PWR_MGM_MSG		BIT(1)
250 #define BC_SMA_MSG		BIT(2)
251 #define BC_BCC_UNKNOWN_MSG	BIT(3)
252 #define BC_IDLE_UNKNOWN_MSG	BIT(4)
253 #define EXT_DEVICE_CFG_REQ	BIT(5)
254 #define VERIFY_CAP_FRAME	BIT(6)
255 #define LINKUP_ACHIEVED		BIT(7)
256 #define LINK_GOING_DOWN		BIT(8)
257 #define LINK_WIDTH_DOWNGRADED	BIT(9)
258 
259 /* DC_DC8051_CFG_EXT_DEV_1.REQ_TYPE - 8051 host requests */
260 #define HREQ_LOAD_CONFIG	0x01
261 #define HREQ_SAVE_CONFIG	0x02
262 #define HREQ_READ_CONFIG	0x03
263 #define HREQ_SET_TX_EQ_ABS	0x04
264 #define HREQ_SET_TX_EQ_REL	0x05
265 #define HREQ_ENABLE		0x06
266 #define HREQ_LCB_RESET		0x07
267 #define HREQ_CONFIG_DONE	0xfe
268 #define HREQ_INTERFACE_TEST	0xff
269 
270 /* DC_DC8051_CFG_EXT_DEV_0.RETURN_CODE - 8051 host request return codes */
271 #define HREQ_INVALID		0x01
272 #define HREQ_SUCCESS		0x02
273 #define HREQ_NOT_SUPPORTED		0x03
274 #define HREQ_FEATURE_NOT_SUPPORTED	0x04 /* request specific feature */
275 #define HREQ_REQUEST_REJECTED	0xfe
276 #define HREQ_EXECUTION_ONGOING	0xff
277 
278 /* MISC host command functions */
279 #define HCMD_MISC_REQUEST_LCB_ACCESS 0x1
280 #define HCMD_MISC_GRANT_LCB_ACCESS   0x2
281 
282 /* idle flit message types */
283 #define IDLE_PHYSICAL_LINK_MGMT 0x1
284 #define IDLE_CRU		    0x2
285 #define IDLE_SMA		    0x3
286 #define IDLE_POWER_MGMT	    0x4
287 
288 /* idle flit message send fields (both send and read) */
289 #define IDLE_PAYLOAD_MASK 0xffffffffffull /* 40 bits */
290 #define IDLE_PAYLOAD_SHIFT 8
291 #define IDLE_MSG_TYPE_MASK 0xf
292 #define IDLE_MSG_TYPE_SHIFT 0
293 
294 /* idle flit message read fields */
295 #define READ_IDLE_MSG_TYPE_MASK 0xf
296 #define READ_IDLE_MSG_TYPE_SHIFT 0
297 
298 /* SMA idle flit payload commands */
299 #define SMA_IDLE_ARM	1
300 #define SMA_IDLE_ACTIVE 2
301 
302 /* DC_DC8051_CFG_MODE.GENERAL bits */
303 #define DISABLE_SELF_GUID_CHECK 0x2
304 
305 /* Bad L2 frame error code */
306 #define BAD_L2_ERR      0x6
307 
308 /*
309  * Eager buffer minimum and maximum sizes supported by the hardware.
310  * All power-of-two sizes in between are supported as well.
311  * MAX_EAGER_BUFFER_TOTAL is the maximum size of memory
312  * allocatable for Eager buffer to a single context. All others
313  * are limits for the RcvArray entries.
314  */
315 #define MIN_EAGER_BUFFER       (4 * 1024)
316 #define MAX_EAGER_BUFFER       (256 * 1024)
317 #define MAX_EAGER_BUFFER_TOTAL (64 * (1 << 20)) /* max per ctxt 64MB */
318 #define MAX_EXPECTED_BUFFER    (2048 * 1024)
319 #define HFI1_MIN_HDRQ_EGRBUF_CNT 32
320 #define HFI1_MAX_HDRQ_EGRBUF_CNT 16352
321 
322 /*
323  * Receive expected base and count and eager base and count increment -
324  * the CSR fields hold multiples of this value.
325  */
326 #define RCV_SHIFT 3
327 #define RCV_INCREMENT BIT(RCV_SHIFT)
328 
329 /*
330  * Receive header queue entry increment - the CSR holds multiples of
331  * this value.
332  */
333 #define HDRQ_SIZE_SHIFT 5
334 #define HDRQ_INCREMENT BIT(HDRQ_SIZE_SHIFT)
335 
336 /*
337  * Freeze handling flags
338  */
339 #define FREEZE_ABORT     0x01	/* do not do recovery */
340 #define FREEZE_SELF	     0x02	/* initiate the freeze */
341 #define FREEZE_LINK_DOWN 0x04	/* link is down */
342 
343 /*
344  * Chip implementation codes.
345  */
346 #define ICODE_RTL_SILICON		0x00
347 #define ICODE_RTL_VCS_SIMULATION	0x01
348 #define ICODE_FPGA_EMULATION	0x02
349 #define ICODE_FUNCTIONAL_SIMULATOR	0x03
350 
351 /*
352  * 8051 data memory size.
353  */
354 #define DC8051_DATA_MEM_SIZE 0x1000
355 
356 /*
357  * 8051 firmware registers
358  */
359 #define NUM_GENERAL_FIELDS 0x17
360 #define NUM_LANE_FIELDS    0x8
361 
362 /* 8051 general register Field IDs */
363 #define LINK_OPTIMIZATION_SETTINGS   0x00
364 #define LINK_TUNING_PARAMETERS	     0x02
365 #define DC_HOST_COMM_SETTINGS	     0x03
366 #define TX_SETTINGS		     0x06
367 #define VERIFY_CAP_LOCAL_PHY	     0x07
368 #define VERIFY_CAP_LOCAL_FABRIC	     0x08
369 #define VERIFY_CAP_LOCAL_LINK_MODE   0x09
370 #define LOCAL_DEVICE_ID		     0x0a
371 #define RESERVED_REGISTERS	     0x0b
372 #define LOCAL_LNI_INFO		     0x0c
373 #define REMOTE_LNI_INFO              0x0d
374 #define MISC_STATUS		     0x0e
375 #define VERIFY_CAP_REMOTE_PHY	     0x0f
376 #define VERIFY_CAP_REMOTE_FABRIC     0x10
377 #define VERIFY_CAP_REMOTE_LINK_WIDTH 0x11
378 #define LAST_LOCAL_STATE_COMPLETE    0x12
379 #define LAST_REMOTE_STATE_COMPLETE   0x13
380 #define LINK_QUALITY_INFO            0x14
381 #define REMOTE_DEVICE_ID	     0x15
382 #define LINK_DOWN_REASON	     0x16 /* first byte of offset 0x16 */
383 #define VERSION_PATCH		     0x16 /* last byte of offset 0x16 */
384 
385 /* 8051 lane specific register field IDs */
386 #define TX_EQ_SETTINGS		0x00
387 #define CHANNEL_LOSS_SETTINGS	0x05
388 
389 /* Lane ID for general configuration registers */
390 #define GENERAL_CONFIG 4
391 
392 /* LINK_TUNING_PARAMETERS fields */
393 #define TUNING_METHOD_SHIFT 24
394 
395 /* LINK_OPTIMIZATION_SETTINGS fields */
396 #define ENABLE_EXT_DEV_CONFIG_SHIFT 24
397 
398 /* LOAD_DATA 8051 command shifts and fields */
399 #define LOAD_DATA_FIELD_ID_SHIFT 40
400 #define LOAD_DATA_FIELD_ID_MASK 0xfull
401 #define LOAD_DATA_LANE_ID_SHIFT 32
402 #define LOAD_DATA_LANE_ID_MASK 0xfull
403 #define LOAD_DATA_DATA_SHIFT   0x0
404 #define LOAD_DATA_DATA_MASK   0xffffffffull
405 
406 /* READ_DATA 8051 command shifts and fields */
407 #define READ_DATA_FIELD_ID_SHIFT 40
408 #define READ_DATA_FIELD_ID_MASK 0xffull
409 #define READ_DATA_LANE_ID_SHIFT 32
410 #define READ_DATA_LANE_ID_MASK 0xffull
411 #define READ_DATA_DATA_SHIFT   0x0
412 #define READ_DATA_DATA_MASK   0xffffffffull
413 
414 /* TX settings fields */
415 #define ENABLE_LANE_TX_SHIFT		0
416 #define ENABLE_LANE_TX_MASK		0xff
417 #define TX_POLARITY_INVERSION_SHIFT	8
418 #define TX_POLARITY_INVERSION_MASK	0xff
419 #define RX_POLARITY_INVERSION_SHIFT	16
420 #define RX_POLARITY_INVERSION_MASK	0xff
421 #define MAX_RATE_SHIFT			24
422 #define MAX_RATE_MASK			0xff
423 
424 /* verify capability PHY fields */
425 #define CONTINIOUS_REMOTE_UPDATE_SUPPORT_SHIFT	0x4
426 #define CONTINIOUS_REMOTE_UPDATE_SUPPORT_MASK	0x1
427 #define POWER_MANAGEMENT_SHIFT			0x0
428 #define POWER_MANAGEMENT_MASK			0xf
429 
430 /* 8051 lane register Field IDs */
431 #define SPICO_FW_VERSION 0x7	/* SPICO firmware version */
432 
433 /* SPICO firmware version fields */
434 #define SPICO_ROM_VERSION_SHIFT 0
435 #define SPICO_ROM_VERSION_MASK 0xffff
436 #define SPICO_ROM_PROD_ID_SHIFT 16
437 #define SPICO_ROM_PROD_ID_MASK 0xffff
438 
439 /* verify capability fabric fields */
440 #define VAU_SHIFT	0
441 #define VAU_MASK	0x0007
442 #define Z_SHIFT		3
443 #define Z_MASK		0x0001
444 #define VCU_SHIFT	4
445 #define VCU_MASK	0x0007
446 #define VL15BUF_SHIFT	8
447 #define VL15BUF_MASK	0x0fff
448 #define CRC_SIZES_SHIFT 20
449 #define CRC_SIZES_MASK	0x7
450 
451 /* verify capability local link width fields */
452 #define LINK_WIDTH_SHIFT 0		/* also for remote link width */
453 #define LINK_WIDTH_MASK 0xffff		/* also for remote link width */
454 #define LOCAL_FLAG_BITS_SHIFT 16
455 #define LOCAL_FLAG_BITS_MASK 0xff
456 #define MISC_CONFIG_BITS_SHIFT 24
457 #define MISC_CONFIG_BITS_MASK 0xff
458 
459 /* verify capability remote link width fields */
460 #define REMOTE_TX_RATE_SHIFT 16
461 #define REMOTE_TX_RATE_MASK 0xff
462 
463 /* LOCAL_DEVICE_ID fields */
464 #define LOCAL_DEVICE_REV_SHIFT 0
465 #define LOCAL_DEVICE_REV_MASK 0xff
466 #define LOCAL_DEVICE_ID_SHIFT 8
467 #define LOCAL_DEVICE_ID_MASK 0xffff
468 
469 /* REMOTE_DEVICE_ID fields */
470 #define REMOTE_DEVICE_REV_SHIFT 0
471 #define REMOTE_DEVICE_REV_MASK 0xff
472 #define REMOTE_DEVICE_ID_SHIFT 8
473 #define REMOTE_DEVICE_ID_MASK 0xffff
474 
475 /* local LNI link width fields */
476 #define ENABLE_LANE_RX_SHIFT 16
477 #define ENABLE_LANE_RX_MASK  0xff
478 
479 /* mask, shift for reading 'mgmt_enabled' value from REMOTE_LNI_INFO field */
480 #define MGMT_ALLOWED_SHIFT 23
481 #define MGMT_ALLOWED_MASK 0x1
482 
483 /* mask, shift for 'link_quality' within LINK_QUALITY_INFO field */
484 #define LINK_QUALITY_SHIFT 24
485 #define LINK_QUALITY_MASK  0x7
486 
487 /*
488  * mask, shift for reading 'planned_down_remote_reason_code'
489  * from LINK_QUALITY_INFO field
490  */
491 #define DOWN_REMOTE_REASON_SHIFT 16
492 #define DOWN_REMOTE_REASON_MASK  0xff
493 
494 #define HOST_INTERFACE_VERSION 1
495 #define HOST_INTERFACE_VERSION_SHIFT 16
496 #define HOST_INTERFACE_VERSION_MASK  0xff
497 
498 /* verify capability PHY power management bits */
499 #define PWRM_BER_CONTROL	0x1
500 #define PWRM_BANDWIDTH_CONTROL	0x2
501 
502 /* 8051 link down reasons */
503 #define LDR_LINK_TRANSFER_ACTIVE_LOW   0xa
504 #define LDR_RECEIVED_LINKDOWN_IDLE_MSG 0xb
505 #define LDR_RECEIVED_HOST_OFFLINE_REQ  0xc
506 
507 /* verify capability fabric CRC size bits */
508 enum {
509 	CAP_CRC_14B = (1 << 0), /* 14b CRC */
510 	CAP_CRC_48B = (1 << 1), /* 48b CRC */
511 	CAP_CRC_12B_16B_PER_LANE = (1 << 2) /* 12b-16b per lane CRC */
512 };
513 
514 #define SUPPORTED_CRCS (CAP_CRC_14B | CAP_CRC_48B)
515 
516 /* misc status version fields */
517 #define STS_FM_VERSION_MINOR_SHIFT 16
518 #define STS_FM_VERSION_MINOR_MASK  0xff
519 #define STS_FM_VERSION_MAJOR_SHIFT 24
520 #define STS_FM_VERSION_MAJOR_MASK  0xff
521 #define STS_FM_VERSION_PATCH_SHIFT 24
522 #define STS_FM_VERSION_PATCH_MASK  0xff
523 
524 /* LCB_CFG_CRC_MODE TX_VAL and RX_VAL CRC mode values */
525 #define LCB_CRC_16B			0x0	/* 16b CRC */
526 #define LCB_CRC_14B			0x1	/* 14b CRC */
527 #define LCB_CRC_48B			0x2	/* 48b CRC */
528 #define LCB_CRC_12B_16B_PER_LANE	0x3	/* 12b-16b per lane CRC */
529 
530 /*
531  * the following enum is (almost) a copy/paste of the definition
532  * in the OPA spec, section 20.2.2.6.8 (PortInfo)
533  */
534 enum {
535 	PORT_LTP_CRC_MODE_NONE = 0,
536 	PORT_LTP_CRC_MODE_14 = 1, /* 14-bit LTP CRC mode (optional) */
537 	PORT_LTP_CRC_MODE_16 = 2, /* 16-bit LTP CRC mode */
538 	PORT_LTP_CRC_MODE_48 = 4,
539 		/* 48-bit overlapping LTP CRC mode (optional) */
540 	PORT_LTP_CRC_MODE_PER_LANE = 8
541 		/* 12 to 16 bit per lane LTP CRC mode (optional) */
542 };
543 
544 /* timeouts */
545 #define LINK_RESTART_DELAY 1000		/* link restart delay, in ms */
546 #define TIMEOUT_8051_START 5000         /* 8051 start timeout, in ms */
547 #define DC8051_COMMAND_TIMEOUT 1000	/* DC8051 command timeout, in ms */
548 #define FREEZE_STATUS_TIMEOUT 20	/* wait for freeze indicators, in ms */
549 #define VL_STATUS_CLEAR_TIMEOUT 5000	/* per-VL status clear, in ms */
550 #define CCE_STATUS_TIMEOUT 10		/* time to clear CCE Status, in ms */
551 
552 /* cclock tick time, in picoseconds per tick: 1/speed * 10^12  */
553 #define ASIC_CCLOCK_PS  1242	/* 805 MHz */
554 #define FPGA_CCLOCK_PS 30300	/*  33 MHz */
555 
556 /*
557  * Mask of enabled MISC errors.  Do not enable the two RSA engine errors -
558  * see firmware.c:run_rsa() for details.
559  */
560 #define DRIVER_MISC_MASK \
561 	(~(MISC_ERR_STATUS_MISC_FW_AUTH_FAILED_ERR_SMASK \
562 		| MISC_ERR_STATUS_MISC_KEY_MISMATCH_ERR_SMASK))
563 
564 /* valid values for the loopback module parameter */
565 #define LOOPBACK_NONE	0	/* no loopback - default */
566 #define LOOPBACK_SERDES 1
567 #define LOOPBACK_LCB	2
568 #define LOOPBACK_CABLE	3	/* external cable */
569 
570 /* set up bits in MISC_CONFIG_BITS */
571 #define LOOPBACK_SERDES_CONFIG_BIT_MASK_SHIFT 0
572 #define EXT_CFG_LCB_RESET_SUPPORTED_SHIFT     3
573 
574 /* read and write hardware registers */
575 u64 read_csr(const struct hfi1_devdata *dd, u32 offset);
576 void write_csr(const struct hfi1_devdata *dd, u32 offset, u64 value);
577 
578 /*
579  * The *_kctxt_* flavor of the CSR read/write functions are for
580  * per-context or per-SDMA CSRs that are not mappable to user-space.
581  * Their spacing is not a PAGE_SIZE multiple.
582  */
read_kctxt_csr(const struct hfi1_devdata * dd,int ctxt,u32 offset0)583 static inline u64 read_kctxt_csr(const struct hfi1_devdata *dd, int ctxt,
584 				 u32 offset0)
585 {
586 	/* kernel per-context CSRs are separated by 0x100 */
587 	return read_csr(dd, offset0 + (0x100 * ctxt));
588 }
589 
write_kctxt_csr(struct hfi1_devdata * dd,int ctxt,u32 offset0,u64 value)590 static inline void write_kctxt_csr(struct hfi1_devdata *dd, int ctxt,
591 				   u32 offset0, u64 value)
592 {
593 	/* kernel per-context CSRs are separated by 0x100 */
594 	write_csr(dd, offset0 + (0x100 * ctxt), value);
595 }
596 
597 int read_lcb_csr(struct hfi1_devdata *dd, u32 offset, u64 *data);
598 int write_lcb_csr(struct hfi1_devdata *dd, u32 offset, u64 data);
599 
600 void __iomem *get_csr_addr(
601 	const struct hfi1_devdata *dd,
602 	u32 offset);
603 
get_kctxt_csr_addr(const struct hfi1_devdata * dd,int ctxt,u32 offset0)604 static inline void __iomem *get_kctxt_csr_addr(
605 	const struct hfi1_devdata *dd,
606 	int ctxt,
607 	u32 offset0)
608 {
609 	return get_csr_addr(dd, offset0 + (0x100 * ctxt));
610 }
611 
612 /*
613  * The *_uctxt_* flavor of the CSR read/write functions are for
614  * per-context CSRs that are mappable to user space. All these CSRs
615  * are spaced by a PAGE_SIZE multiple in order to be mappable to
616  * different processes without exposing other contexts' CSRs
617  */
read_uctxt_csr(const struct hfi1_devdata * dd,int ctxt,u32 offset0)618 static inline u64 read_uctxt_csr(const struct hfi1_devdata *dd, int ctxt,
619 				 u32 offset0)
620 {
621 	/* user per-context CSRs are separated by 0x1000 */
622 	return read_csr(dd, offset0 + (0x1000 * ctxt));
623 }
624 
write_uctxt_csr(struct hfi1_devdata * dd,int ctxt,u32 offset0,u64 value)625 static inline void write_uctxt_csr(struct hfi1_devdata *dd, int ctxt,
626 				   u32 offset0, u64 value)
627 {
628 	/* user per-context CSRs are separated by 0x1000 */
629 	write_csr(dd, offset0 + (0x1000 * ctxt), value);
630 }
631 
chip_rcv_contexts(struct hfi1_devdata * dd)632 static inline u32 chip_rcv_contexts(struct hfi1_devdata *dd)
633 {
634 	return read_csr(dd, RCV_CONTEXTS);
635 }
636 
chip_send_contexts(struct hfi1_devdata * dd)637 static inline u32 chip_send_contexts(struct hfi1_devdata *dd)
638 {
639 	return read_csr(dd, SEND_CONTEXTS);
640 }
641 
chip_sdma_engines(struct hfi1_devdata * dd)642 static inline u32 chip_sdma_engines(struct hfi1_devdata *dd)
643 {
644 	return read_csr(dd, SEND_DMA_ENGINES);
645 }
646 
chip_pio_mem_size(struct hfi1_devdata * dd)647 static inline u32 chip_pio_mem_size(struct hfi1_devdata *dd)
648 {
649 	return read_csr(dd, SEND_PIO_MEM_SIZE);
650 }
651 
chip_sdma_mem_size(struct hfi1_devdata * dd)652 static inline u32 chip_sdma_mem_size(struct hfi1_devdata *dd)
653 {
654 	return read_csr(dd, SEND_DMA_MEM_SIZE);
655 }
656 
chip_rcv_array_count(struct hfi1_devdata * dd)657 static inline u32 chip_rcv_array_count(struct hfi1_devdata *dd)
658 {
659 	return read_csr(dd, RCV_ARRAY_CNT);
660 }
661 
662 u8 encode_rcv_header_entry_size(u8 size);
663 int hfi1_validate_rcvhdrcnt(struct hfi1_devdata *dd, uint thecnt);
664 void set_hdrq_regs(struct hfi1_devdata *dd, u8 ctxt, u8 entsize, u16 hdrcnt);
665 
666 u64 create_pbc(struct hfi1_pportdata *ppd, u64 flags, int srate_mbs, u32 vl,
667 	       u32 dw_len);
668 
669 /* firmware.c */
670 #define SBUS_MASTER_BROADCAST 0xfd
671 #define NUM_PCIE_SERDES 16	/* number of PCIe serdes on the SBus */
672 extern const u8 pcie_serdes_broadcast[];
673 extern const u8 pcie_pcs_addrs[2][NUM_PCIE_SERDES];
674 
675 /* SBus commands */
676 #define RESET_SBUS_RECEIVER 0x20
677 #define WRITE_SBUS_RECEIVER 0x21
678 #define READ_SBUS_RECEIVER  0x22
679 void sbus_request(struct hfi1_devdata *dd,
680 		  u8 receiver_addr, u8 data_addr, u8 command, u32 data_in);
681 int sbus_request_slow(struct hfi1_devdata *dd,
682 		      u8 receiver_addr, u8 data_addr, u8 command, u32 data_in);
683 void set_sbus_fast_mode(struct hfi1_devdata *dd);
684 void clear_sbus_fast_mode(struct hfi1_devdata *dd);
685 int hfi1_firmware_init(struct hfi1_devdata *dd);
686 int load_pcie_firmware(struct hfi1_devdata *dd);
687 int load_firmware(struct hfi1_devdata *dd);
688 void dispose_firmware(void);
689 int acquire_hw_mutex(struct hfi1_devdata *dd);
690 void release_hw_mutex(struct hfi1_devdata *dd);
691 
692 /*
693  * Bitmask of dynamic access for ASIC block chip resources.  Each HFI has its
694  * own range of bits for the resource so it can clear its own bits on
695  * starting and exiting.  If either HFI has the resource bit set, the
696  * resource is in use.  The separate bit ranges are:
697  *	HFI0 bits  7:0
698  *	HFI1 bits 15:8
699  */
700 #define CR_SBUS  0x01	/* SBUS, THERM, and PCIE registers */
701 #define CR_EPROM 0x02	/* EEP, GPIO registers */
702 #define CR_I2C1  0x04	/* QSFP1_OE register */
703 #define CR_I2C2  0x08	/* QSFP2_OE register */
704 #define CR_DYN_SHIFT 8	/* dynamic flag shift */
705 #define CR_DYN_MASK  ((1ull << CR_DYN_SHIFT) - 1)
706 
707 /*
708  * Bitmask of static ASIC states these are outside of the dynamic ASIC
709  * block chip resources above.  These are to be set once and never cleared.
710  * Must be holding the SBus dynamic flag when setting.
711  */
712 #define CR_THERM_INIT	0x010000
713 
714 int acquire_chip_resource(struct hfi1_devdata *dd, u32 resource, u32 mswait);
715 void release_chip_resource(struct hfi1_devdata *dd, u32 resource);
716 bool check_chip_resource(struct hfi1_devdata *dd, u32 resource,
717 			 const char *func);
718 void init_chip_resources(struct hfi1_devdata *dd);
719 void finish_chip_resources(struct hfi1_devdata *dd);
720 
721 /* ms wait time for access to an SBus resoure */
722 #define SBUS_TIMEOUT 4000 /* long enough for a FW download and SBR */
723 
724 /* ms wait time for a qsfp (i2c) chain to become available */
725 #define QSFP_WAIT 20000 /* long enough for FW update to the F4 uc */
726 
727 void fabric_serdes_reset(struct hfi1_devdata *dd);
728 int read_8051_data(struct hfi1_devdata *dd, u32 addr, u32 len, u64 *result);
729 
730 /* chip.c */
731 void read_misc_status(struct hfi1_devdata *dd, u8 *ver_major, u8 *ver_minor,
732 		      u8 *ver_patch);
733 int write_host_interface_version(struct hfi1_devdata *dd, u8 version);
734 void read_guid(struct hfi1_devdata *dd);
735 int wait_fm_ready(struct hfi1_devdata *dd, u32 mstimeout);
736 void set_link_down_reason(struct hfi1_pportdata *ppd, u8 lcl_reason,
737 			  u8 neigh_reason, u8 rem_reason);
738 int set_link_state(struct hfi1_pportdata *, u32 state);
739 int port_ltp_to_cap(int port_ltp);
740 void handle_verify_cap(struct work_struct *work);
741 void handle_freeze(struct work_struct *work);
742 void handle_link_up(struct work_struct *work);
743 void handle_link_down(struct work_struct *work);
744 void handle_link_downgrade(struct work_struct *work);
745 void handle_link_bounce(struct work_struct *work);
746 void handle_start_link(struct work_struct *work);
747 void handle_sma_message(struct work_struct *work);
748 int reset_qsfp(struct hfi1_pportdata *ppd);
749 void qsfp_event(struct work_struct *work);
750 void start_freeze_handling(struct hfi1_pportdata *ppd, int flags);
751 int send_idle_sma(struct hfi1_devdata *dd, u64 message);
752 int load_8051_config(struct hfi1_devdata *, u8, u8, u32);
753 int read_8051_config(struct hfi1_devdata *, u8, u8, u32 *);
754 int start_link(struct hfi1_pportdata *ppd);
755 int bringup_serdes(struct hfi1_pportdata *ppd);
756 void set_intr_state(struct hfi1_devdata *dd, u32 enable);
757 bool apply_link_downgrade_policy(struct hfi1_pportdata *ppd,
758 				 bool refresh_widths);
759 void update_usrhead(struct hfi1_ctxtdata *rcd, u32 hd, u32 updegr, u32 egrhd,
760 		    u32 intr_adjust, u32 npkts);
761 int stop_drain_data_vls(struct hfi1_devdata *dd);
762 int open_fill_data_vls(struct hfi1_devdata *dd);
763 u32 ns_to_cclock(struct hfi1_devdata *dd, u32 ns);
764 u32 cclock_to_ns(struct hfi1_devdata *dd, u32 cclock);
765 void get_linkup_link_widths(struct hfi1_pportdata *ppd);
766 void read_ltp_rtt(struct hfi1_devdata *dd);
767 void clear_linkup_counters(struct hfi1_devdata *dd);
768 u32 hdrqempty(struct hfi1_ctxtdata *rcd);
769 int is_ax(struct hfi1_devdata *dd);
770 int is_bx(struct hfi1_devdata *dd);
771 bool is_urg_masked(struct hfi1_ctxtdata *rcd);
772 u32 read_physical_state(struct hfi1_devdata *dd);
773 u32 chip_to_opa_pstate(struct hfi1_devdata *dd, u32 chip_pstate);
774 const char *opa_lstate_name(u32 lstate);
775 const char *opa_pstate_name(u32 pstate);
776 u32 driver_pstate(struct hfi1_pportdata *ppd);
777 u32 driver_lstate(struct hfi1_pportdata *ppd);
778 
779 int acquire_lcb_access(struct hfi1_devdata *dd, int sleep_ok);
780 int release_lcb_access(struct hfi1_devdata *dd, int sleep_ok);
781 #define LCB_START DC_LCB_CSRS
782 #define LCB_END   DC_8051_CSRS /* next block is 8051 */
783 extern uint num_vls;
784 
785 extern uint disable_integrity;
786 u64 read_dev_cntr(struct hfi1_devdata *dd, int index, int vl);
787 u64 write_dev_cntr(struct hfi1_devdata *dd, int index, int vl, u64 data);
788 u64 read_port_cntr(struct hfi1_pportdata *ppd, int index, int vl);
789 u64 write_port_cntr(struct hfi1_pportdata *ppd, int index, int vl, u64 data);
790 u32 read_logical_state(struct hfi1_devdata *dd);
791 void force_recv_intr(struct hfi1_ctxtdata *rcd);
792 
793 /* Per VL indexes */
794 enum {
795 	C_VL_0 = 0,
796 	C_VL_1,
797 	C_VL_2,
798 	C_VL_3,
799 	C_VL_4,
800 	C_VL_5,
801 	C_VL_6,
802 	C_VL_7,
803 	C_VL_15,
804 	C_VL_COUNT
805 };
806 
vl_from_idx(int idx)807 static inline int vl_from_idx(int idx)
808 {
809 	return (idx == C_VL_15 ? 15 : idx);
810 }
811 
idx_from_vl(int vl)812 static inline int idx_from_vl(int vl)
813 {
814 	return (vl == 15 ? C_VL_15 : vl);
815 }
816 
817 /* Per device counter indexes */
818 enum {
819 	C_RCV_OVF = 0,
820 	C_RX_LEN_ERR,
821 	C_RX_SHORT_ERR,
822 	C_RX_ICRC_ERR,
823 	C_RX_EBP,
824 	C_RX_TID_FULL,
825 	C_RX_TID_INVALID,
826 	C_RX_TID_FLGMS,
827 	C_RX_CTX_EGRS,
828 	C_RCV_TID_FLSMS,
829 	C_CCE_PCI_CR_ST,
830 	C_CCE_PCI_TR_ST,
831 	C_CCE_PIO_WR_ST,
832 	C_CCE_ERR_INT,
833 	C_CCE_SDMA_INT,
834 	C_CCE_MISC_INT,
835 	C_CCE_RCV_AV_INT,
836 	C_CCE_RCV_URG_INT,
837 	C_CCE_SEND_CR_INT,
838 	C_DC_UNC_ERR,
839 	C_DC_RCV_ERR,
840 	C_DC_FM_CFG_ERR,
841 	C_DC_RMT_PHY_ERR,
842 	C_DC_DROPPED_PKT,
843 	C_DC_MC_XMIT_PKTS,
844 	C_DC_MC_RCV_PKTS,
845 	C_DC_XMIT_CERR,
846 	C_DC_RCV_CERR,
847 	C_DC_RCV_FCC,
848 	C_DC_XMIT_FCC,
849 	C_DC_XMIT_FLITS,
850 	C_DC_RCV_FLITS,
851 	C_DC_XMIT_PKTS,
852 	C_DC_RCV_PKTS,
853 	C_DC_RX_FLIT_VL,
854 	C_DC_RX_PKT_VL,
855 	C_DC_RCV_FCN,
856 	C_DC_RCV_FCN_VL,
857 	C_DC_RCV_BCN,
858 	C_DC_RCV_BCN_VL,
859 	C_DC_RCV_BBL,
860 	C_DC_RCV_BBL_VL,
861 	C_DC_MARK_FECN,
862 	C_DC_MARK_FECN_VL,
863 	C_DC_TOTAL_CRC,
864 	C_DC_CRC_LN0,
865 	C_DC_CRC_LN1,
866 	C_DC_CRC_LN2,
867 	C_DC_CRC_LN3,
868 	C_DC_CRC_MULT_LN,
869 	C_DC_TX_REPLAY,
870 	C_DC_RX_REPLAY,
871 	C_DC_SEQ_CRC_CNT,
872 	C_DC_ESC0_ONLY_CNT,
873 	C_DC_ESC0_PLUS1_CNT,
874 	C_DC_ESC0_PLUS2_CNT,
875 	C_DC_REINIT_FROM_PEER_CNT,
876 	C_DC_SBE_CNT,
877 	C_DC_MISC_FLG_CNT,
878 	C_DC_PRF_GOOD_LTP_CNT,
879 	C_DC_PRF_ACCEPTED_LTP_CNT,
880 	C_DC_PRF_RX_FLIT_CNT,
881 	C_DC_PRF_TX_FLIT_CNT,
882 	C_DC_PRF_CLK_CNTR,
883 	C_DC_PG_DBG_FLIT_CRDTS_CNT,
884 	C_DC_PG_STS_PAUSE_COMPLETE_CNT,
885 	C_DC_PG_STS_TX_SBE_CNT,
886 	C_DC_PG_STS_TX_MBE_CNT,
887 	C_SW_CPU_INTR,
888 	C_SW_CPU_RCV_LIM,
889 	C_SW_CTX0_SEQ_DROP,
890 	C_SW_VTX_WAIT,
891 	C_SW_PIO_WAIT,
892 	C_SW_PIO_DRAIN,
893 	C_SW_KMEM_WAIT,
894 	C_SW_TID_WAIT,
895 	C_SW_SEND_SCHED,
896 	C_SDMA_DESC_FETCHED_CNT,
897 	C_SDMA_INT_CNT,
898 	C_SDMA_ERR_CNT,
899 	C_SDMA_IDLE_INT_CNT,
900 	C_SDMA_PROGRESS_INT_CNT,
901 /* MISC_ERR_STATUS */
902 	C_MISC_PLL_LOCK_FAIL_ERR,
903 	C_MISC_MBIST_FAIL_ERR,
904 	C_MISC_INVALID_EEP_CMD_ERR,
905 	C_MISC_EFUSE_DONE_PARITY_ERR,
906 	C_MISC_EFUSE_WRITE_ERR,
907 	C_MISC_EFUSE_READ_BAD_ADDR_ERR,
908 	C_MISC_EFUSE_CSR_PARITY_ERR,
909 	C_MISC_FW_AUTH_FAILED_ERR,
910 	C_MISC_KEY_MISMATCH_ERR,
911 	C_MISC_SBUS_WRITE_FAILED_ERR,
912 	C_MISC_CSR_WRITE_BAD_ADDR_ERR,
913 	C_MISC_CSR_READ_BAD_ADDR_ERR,
914 	C_MISC_CSR_PARITY_ERR,
915 /* CceErrStatus */
916 	/*
917 	* A special counter that is the aggregate count
918 	* of all the cce_err_status errors.  The remainder
919 	* are actual bits in the CceErrStatus register.
920 	*/
921 	C_CCE_ERR_STATUS_AGGREGATED_CNT,
922 	C_CCE_MSIX_CSR_PARITY_ERR,
923 	C_CCE_INT_MAP_UNC_ERR,
924 	C_CCE_INT_MAP_COR_ERR,
925 	C_CCE_MSIX_TABLE_UNC_ERR,
926 	C_CCE_MSIX_TABLE_COR_ERR,
927 	C_CCE_RXDMA_CONV_FIFO_PARITY_ERR,
928 	C_CCE_RCPL_ASYNC_FIFO_PARITY_ERR,
929 	C_CCE_SEG_WRITE_BAD_ADDR_ERR,
930 	C_CCE_SEG_READ_BAD_ADDR_ERR,
931 	C_LA_TRIGGERED,
932 	C_CCE_TRGT_CPL_TIMEOUT_ERR,
933 	C_PCIC_RECEIVE_PARITY_ERR,
934 	C_PCIC_TRANSMIT_BACK_PARITY_ERR,
935 	C_PCIC_TRANSMIT_FRONT_PARITY_ERR,
936 	C_PCIC_CPL_DAT_Q_UNC_ERR,
937 	C_PCIC_CPL_HD_Q_UNC_ERR,
938 	C_PCIC_POST_DAT_Q_UNC_ERR,
939 	C_PCIC_POST_HD_Q_UNC_ERR,
940 	C_PCIC_RETRY_SOT_MEM_UNC_ERR,
941 	C_PCIC_RETRY_MEM_UNC_ERR,
942 	C_PCIC_N_POST_DAT_Q_PARITY_ERR,
943 	C_PCIC_N_POST_H_Q_PARITY_ERR,
944 	C_PCIC_CPL_DAT_Q_COR_ERR,
945 	C_PCIC_CPL_HD_Q_COR_ERR,
946 	C_PCIC_POST_DAT_Q_COR_ERR,
947 	C_PCIC_POST_HD_Q_COR_ERR,
948 	C_PCIC_RETRY_SOT_MEM_COR_ERR,
949 	C_PCIC_RETRY_MEM_COR_ERR,
950 	C_CCE_CLI1_ASYNC_FIFO_DBG_PARITY_ERR,
951 	C_CCE_CLI1_ASYNC_FIFO_RXDMA_PARITY_ERR,
952 	C_CCE_CLI1_ASYNC_FIFO_SDMA_HD_PARITY_ERR,
953 	C_CCE_CLI1_ASYNC_FIFO_PIO_CRDT_PARITY_ERR,
954 	C_CCE_CLI2_ASYNC_FIFO_PARITY_ERR,
955 	C_CCE_CSR_CFG_BUS_PARITY_ERR,
956 	C_CCE_CLI0_ASYNC_FIFO_PARTIY_ERR,
957 	C_CCE_RSPD_DATA_PARITY_ERR,
958 	C_CCE_TRGT_ACCESS_ERR,
959 	C_CCE_TRGT_ASYNC_FIFO_PARITY_ERR,
960 	C_CCE_CSR_WRITE_BAD_ADDR_ERR,
961 	C_CCE_CSR_READ_BAD_ADDR_ERR,
962 	C_CCE_CSR_PARITY_ERR,
963 /* RcvErrStatus */
964 	C_RX_CSR_PARITY_ERR,
965 	C_RX_CSR_WRITE_BAD_ADDR_ERR,
966 	C_RX_CSR_READ_BAD_ADDR_ERR,
967 	C_RX_DMA_CSR_UNC_ERR,
968 	C_RX_DMA_DQ_FSM_ENCODING_ERR,
969 	C_RX_DMA_EQ_FSM_ENCODING_ERR,
970 	C_RX_DMA_CSR_PARITY_ERR,
971 	C_RX_RBUF_DATA_COR_ERR,
972 	C_RX_RBUF_DATA_UNC_ERR,
973 	C_RX_DMA_DATA_FIFO_RD_COR_ERR,
974 	C_RX_DMA_DATA_FIFO_RD_UNC_ERR,
975 	C_RX_DMA_HDR_FIFO_RD_COR_ERR,
976 	C_RX_DMA_HDR_FIFO_RD_UNC_ERR,
977 	C_RX_RBUF_DESC_PART2_COR_ERR,
978 	C_RX_RBUF_DESC_PART2_UNC_ERR,
979 	C_RX_RBUF_DESC_PART1_COR_ERR,
980 	C_RX_RBUF_DESC_PART1_UNC_ERR,
981 	C_RX_HQ_INTR_FSM_ERR,
982 	C_RX_HQ_INTR_CSR_PARITY_ERR,
983 	C_RX_LOOKUP_CSR_PARITY_ERR,
984 	C_RX_LOOKUP_RCV_ARRAY_COR_ERR,
985 	C_RX_LOOKUP_RCV_ARRAY_UNC_ERR,
986 	C_RX_LOOKUP_DES_PART2_PARITY_ERR,
987 	C_RX_LOOKUP_DES_PART1_UNC_COR_ERR,
988 	C_RX_LOOKUP_DES_PART1_UNC_ERR,
989 	C_RX_RBUF_NEXT_FREE_BUF_COR_ERR,
990 	C_RX_RBUF_NEXT_FREE_BUF_UNC_ERR,
991 	C_RX_RBUF_FL_INIT_WR_ADDR_PARITY_ERR,
992 	C_RX_RBUF_FL_INITDONE_PARITY_ERR,
993 	C_RX_RBUF_FL_WRITE_ADDR_PARITY_ERR,
994 	C_RX_RBUF_FL_RD_ADDR_PARITY_ERR,
995 	C_RX_RBUF_EMPTY_ERR,
996 	C_RX_RBUF_FULL_ERR,
997 	C_RX_RBUF_BAD_LOOKUP_ERR,
998 	C_RX_RBUF_CTX_ID_PARITY_ERR,
999 	C_RX_RBUF_CSR_QEOPDW_PARITY_ERR,
1000 	C_RX_RBUF_CSR_Q_NUM_OF_PKT_PARITY_ERR,
1001 	C_RX_RBUF_CSR_Q_T1_PTR_PARITY_ERR,
1002 	C_RX_RBUF_CSR_Q_HD_PTR_PARITY_ERR,
1003 	C_RX_RBUF_CSR_Q_VLD_BIT_PARITY_ERR,
1004 	C_RX_RBUF_CSR_Q_NEXT_BUF_PARITY_ERR,
1005 	C_RX_RBUF_CSR_Q_ENT_CNT_PARITY_ERR,
1006 	C_RX_RBUF_CSR_Q_HEAD_BUF_NUM_PARITY_ERR,
1007 	C_RX_RBUF_BLOCK_LIST_READ_COR_ERR,
1008 	C_RX_RBUF_BLOCK_LIST_READ_UNC_ERR,
1009 	C_RX_RBUF_LOOKUP_DES_COR_ERR,
1010 	C_RX_RBUF_LOOKUP_DES_UNC_ERR,
1011 	C_RX_RBUF_LOOKUP_DES_REG_UNC_COR_ERR,
1012 	C_RX_RBUF_LOOKUP_DES_REG_UNC_ERR,
1013 	C_RX_RBUF_FREE_LIST_COR_ERR,
1014 	C_RX_RBUF_FREE_LIST_UNC_ERR,
1015 	C_RX_RCV_FSM_ENCODING_ERR,
1016 	C_RX_DMA_FLAG_COR_ERR,
1017 	C_RX_DMA_FLAG_UNC_ERR,
1018 	C_RX_DC_SOP_EOP_PARITY_ERR,
1019 	C_RX_RCV_CSR_PARITY_ERR,
1020 	C_RX_RCV_QP_MAP_TABLE_COR_ERR,
1021 	C_RX_RCV_QP_MAP_TABLE_UNC_ERR,
1022 	C_RX_RCV_DATA_COR_ERR,
1023 	C_RX_RCV_DATA_UNC_ERR,
1024 	C_RX_RCV_HDR_COR_ERR,
1025 	C_RX_RCV_HDR_UNC_ERR,
1026 	C_RX_DC_INTF_PARITY_ERR,
1027 	C_RX_DMA_CSR_COR_ERR,
1028 /* SendPioErrStatus */
1029 	C_PIO_PEC_SOP_HEAD_PARITY_ERR,
1030 	C_PIO_PCC_SOP_HEAD_PARITY_ERR,
1031 	C_PIO_LAST_RETURNED_CNT_PARITY_ERR,
1032 	C_PIO_CURRENT_FREE_CNT_PARITY_ERR,
1033 	C_PIO_RSVD_31_ERR,
1034 	C_PIO_RSVD_30_ERR,
1035 	C_PIO_PPMC_SOP_LEN_ERR,
1036 	C_PIO_PPMC_BQC_MEM_PARITY_ERR,
1037 	C_PIO_VL_FIFO_PARITY_ERR,
1038 	C_PIO_VLF_SOP_PARITY_ERR,
1039 	C_PIO_VLF_V1_LEN_PARITY_ERR,
1040 	C_PIO_BLOCK_QW_COUNT_PARITY_ERR,
1041 	C_PIO_WRITE_QW_VALID_PARITY_ERR,
1042 	C_PIO_STATE_MACHINE_ERR,
1043 	C_PIO_WRITE_DATA_PARITY_ERR,
1044 	C_PIO_HOST_ADDR_MEM_COR_ERR,
1045 	C_PIO_HOST_ADDR_MEM_UNC_ERR,
1046 	C_PIO_PKT_EVICT_SM_OR_ARM_SM_ERR,
1047 	C_PIO_INIT_SM_IN_ERR,
1048 	C_PIO_PPMC_PBL_FIFO_ERR,
1049 	C_PIO_CREDIT_RET_FIFO_PARITY_ERR,
1050 	C_PIO_V1_LEN_MEM_BANK1_COR_ERR,
1051 	C_PIO_V1_LEN_MEM_BANK0_COR_ERR,
1052 	C_PIO_V1_LEN_MEM_BANK1_UNC_ERR,
1053 	C_PIO_V1_LEN_MEM_BANK0_UNC_ERR,
1054 	C_PIO_SM_PKT_RESET_PARITY_ERR,
1055 	C_PIO_PKT_EVICT_FIFO_PARITY_ERR,
1056 	C_PIO_SBRDCTRL_CRREL_FIFO_PARITY_ERR,
1057 	C_PIO_SBRDCTL_CRREL_PARITY_ERR,
1058 	C_PIO_PEC_FIFO_PARITY_ERR,
1059 	C_PIO_PCC_FIFO_PARITY_ERR,
1060 	C_PIO_SB_MEM_FIFO1_ERR,
1061 	C_PIO_SB_MEM_FIFO0_ERR,
1062 	C_PIO_CSR_PARITY_ERR,
1063 	C_PIO_WRITE_ADDR_PARITY_ERR,
1064 	C_PIO_WRITE_BAD_CTXT_ERR,
1065 /* SendDmaErrStatus */
1066 	C_SDMA_PCIE_REQ_TRACKING_COR_ERR,
1067 	C_SDMA_PCIE_REQ_TRACKING_UNC_ERR,
1068 	C_SDMA_CSR_PARITY_ERR,
1069 	C_SDMA_RPY_TAG_ERR,
1070 /* SendEgressErrStatus */
1071 	C_TX_READ_PIO_MEMORY_CSR_UNC_ERR,
1072 	C_TX_READ_SDMA_MEMORY_CSR_UNC_ERR,
1073 	C_TX_EGRESS_FIFO_COR_ERR,
1074 	C_TX_READ_PIO_MEMORY_COR_ERR,
1075 	C_TX_READ_SDMA_MEMORY_COR_ERR,
1076 	C_TX_SB_HDR_COR_ERR,
1077 	C_TX_CREDIT_OVERRUN_ERR,
1078 	C_TX_LAUNCH_FIFO8_COR_ERR,
1079 	C_TX_LAUNCH_FIFO7_COR_ERR,
1080 	C_TX_LAUNCH_FIFO6_COR_ERR,
1081 	C_TX_LAUNCH_FIFO5_COR_ERR,
1082 	C_TX_LAUNCH_FIFO4_COR_ERR,
1083 	C_TX_LAUNCH_FIFO3_COR_ERR,
1084 	C_TX_LAUNCH_FIFO2_COR_ERR,
1085 	C_TX_LAUNCH_FIFO1_COR_ERR,
1086 	C_TX_LAUNCH_FIFO0_COR_ERR,
1087 	C_TX_CREDIT_RETURN_VL_ERR,
1088 	C_TX_HCRC_INSERTION_ERR,
1089 	C_TX_EGRESS_FIFI_UNC_ERR,
1090 	C_TX_READ_PIO_MEMORY_UNC_ERR,
1091 	C_TX_READ_SDMA_MEMORY_UNC_ERR,
1092 	C_TX_SB_HDR_UNC_ERR,
1093 	C_TX_CREDIT_RETURN_PARITY_ERR,
1094 	C_TX_LAUNCH_FIFO8_UNC_OR_PARITY_ERR,
1095 	C_TX_LAUNCH_FIFO7_UNC_OR_PARITY_ERR,
1096 	C_TX_LAUNCH_FIFO6_UNC_OR_PARITY_ERR,
1097 	C_TX_LAUNCH_FIFO5_UNC_OR_PARITY_ERR,
1098 	C_TX_LAUNCH_FIFO4_UNC_OR_PARITY_ERR,
1099 	C_TX_LAUNCH_FIFO3_UNC_OR_PARITY_ERR,
1100 	C_TX_LAUNCH_FIFO2_UNC_OR_PARITY_ERR,
1101 	C_TX_LAUNCH_FIFO1_UNC_OR_PARITY_ERR,
1102 	C_TX_LAUNCH_FIFO0_UNC_OR_PARITY_ERR,
1103 	C_TX_SDMA15_DISALLOWED_PACKET_ERR,
1104 	C_TX_SDMA14_DISALLOWED_PACKET_ERR,
1105 	C_TX_SDMA13_DISALLOWED_PACKET_ERR,
1106 	C_TX_SDMA12_DISALLOWED_PACKET_ERR,
1107 	C_TX_SDMA11_DISALLOWED_PACKET_ERR,
1108 	C_TX_SDMA10_DISALLOWED_PACKET_ERR,
1109 	C_TX_SDMA9_DISALLOWED_PACKET_ERR,
1110 	C_TX_SDMA8_DISALLOWED_PACKET_ERR,
1111 	C_TX_SDMA7_DISALLOWED_PACKET_ERR,
1112 	C_TX_SDMA6_DISALLOWED_PACKET_ERR,
1113 	C_TX_SDMA5_DISALLOWED_PACKET_ERR,
1114 	C_TX_SDMA4_DISALLOWED_PACKET_ERR,
1115 	C_TX_SDMA3_DISALLOWED_PACKET_ERR,
1116 	C_TX_SDMA2_DISALLOWED_PACKET_ERR,
1117 	C_TX_SDMA1_DISALLOWED_PACKET_ERR,
1118 	C_TX_SDMA0_DISALLOWED_PACKET_ERR,
1119 	C_TX_CONFIG_PARITY_ERR,
1120 	C_TX_SBRD_CTL_CSR_PARITY_ERR,
1121 	C_TX_LAUNCH_CSR_PARITY_ERR,
1122 	C_TX_ILLEGAL_CL_ERR,
1123 	C_TX_SBRD_CTL_STATE_MACHINE_PARITY_ERR,
1124 	C_TX_RESERVED_10,
1125 	C_TX_RESERVED_9,
1126 	C_TX_SDMA_LAUNCH_INTF_PARITY_ERR,
1127 	C_TX_PIO_LAUNCH_INTF_PARITY_ERR,
1128 	C_TX_RESERVED_6,
1129 	C_TX_INCORRECT_LINK_STATE_ERR,
1130 	C_TX_LINK_DOWN_ERR,
1131 	C_TX_EGRESS_FIFO_UNDERRUN_OR_PARITY_ERR,
1132 	C_TX_RESERVED_2,
1133 	C_TX_PKT_INTEGRITY_MEM_UNC_ERR,
1134 	C_TX_PKT_INTEGRITY_MEM_COR_ERR,
1135 /* SendErrStatus */
1136 	C_SEND_CSR_WRITE_BAD_ADDR_ERR,
1137 	C_SEND_CSR_READ_BAD_ADD_ERR,
1138 	C_SEND_CSR_PARITY_ERR,
1139 /* SendCtxtErrStatus */
1140 	C_PIO_WRITE_OUT_OF_BOUNDS_ERR,
1141 	C_PIO_WRITE_OVERFLOW_ERR,
1142 	C_PIO_WRITE_CROSSES_BOUNDARY_ERR,
1143 	C_PIO_DISALLOWED_PACKET_ERR,
1144 	C_PIO_INCONSISTENT_SOP_ERR,
1145 /*SendDmaEngErrStatus */
1146 	C_SDMA_HEADER_REQUEST_FIFO_COR_ERR,
1147 	C_SDMA_HEADER_STORAGE_COR_ERR,
1148 	C_SDMA_PACKET_TRACKING_COR_ERR,
1149 	C_SDMA_ASSEMBLY_COR_ERR,
1150 	C_SDMA_DESC_TABLE_COR_ERR,
1151 	C_SDMA_HEADER_REQUEST_FIFO_UNC_ERR,
1152 	C_SDMA_HEADER_STORAGE_UNC_ERR,
1153 	C_SDMA_PACKET_TRACKING_UNC_ERR,
1154 	C_SDMA_ASSEMBLY_UNC_ERR,
1155 	C_SDMA_DESC_TABLE_UNC_ERR,
1156 	C_SDMA_TIMEOUT_ERR,
1157 	C_SDMA_HEADER_LENGTH_ERR,
1158 	C_SDMA_HEADER_ADDRESS_ERR,
1159 	C_SDMA_HEADER_SELECT_ERR,
1160 	C_SMDA_RESERVED_9,
1161 	C_SDMA_PACKET_DESC_OVERFLOW_ERR,
1162 	C_SDMA_LENGTH_MISMATCH_ERR,
1163 	C_SDMA_HALT_ERR,
1164 	C_SDMA_MEM_READ_ERR,
1165 	C_SDMA_FIRST_DESC_ERR,
1166 	C_SDMA_TAIL_OUT_OF_BOUNDS_ERR,
1167 	C_SDMA_TOO_LONG_ERR,
1168 	C_SDMA_GEN_MISMATCH_ERR,
1169 	C_SDMA_WRONG_DW_ERR,
1170 	DEV_CNTR_LAST  /* Must be kept last */
1171 };
1172 
1173 /* Per port counter indexes */
1174 enum {
1175 	C_TX_UNSUP_VL = 0,
1176 	C_TX_INVAL_LEN,
1177 	C_TX_MM_LEN_ERR,
1178 	C_TX_UNDERRUN,
1179 	C_TX_FLOW_STALL,
1180 	C_TX_DROPPED,
1181 	C_TX_HDR_ERR,
1182 	C_TX_PKT,
1183 	C_TX_WORDS,
1184 	C_TX_WAIT,
1185 	C_TX_FLIT_VL,
1186 	C_TX_PKT_VL,
1187 	C_TX_WAIT_VL,
1188 	C_RX_PKT,
1189 	C_RX_WORDS,
1190 	C_SW_LINK_DOWN,
1191 	C_SW_LINK_UP,
1192 	C_SW_UNKNOWN_FRAME,
1193 	C_SW_XMIT_DSCD,
1194 	C_SW_XMIT_DSCD_VL,
1195 	C_SW_XMIT_CSTR_ERR,
1196 	C_SW_RCV_CSTR_ERR,
1197 	C_SW_IBP_LOOP_PKTS,
1198 	C_SW_IBP_RC_RESENDS,
1199 	C_SW_IBP_RNR_NAKS,
1200 	C_SW_IBP_OTHER_NAKS,
1201 	C_SW_IBP_RC_TIMEOUTS,
1202 	C_SW_IBP_PKT_DROPS,
1203 	C_SW_IBP_DMA_WAIT,
1204 	C_SW_IBP_RC_SEQNAK,
1205 	C_SW_IBP_RC_DUPREQ,
1206 	C_SW_IBP_RDMA_SEQ,
1207 	C_SW_IBP_UNALIGNED,
1208 	C_SW_IBP_SEQ_NAK,
1209 	C_SW_IBP_RC_CRWAITS,
1210 	C_SW_CPU_RC_ACKS,
1211 	C_SW_CPU_RC_QACKS,
1212 	C_SW_CPU_RC_DELAYED_COMP,
1213 	C_RCV_HDR_OVF_0,
1214 	C_RCV_HDR_OVF_1,
1215 	C_RCV_HDR_OVF_2,
1216 	C_RCV_HDR_OVF_3,
1217 	C_RCV_HDR_OVF_4,
1218 	C_RCV_HDR_OVF_5,
1219 	C_RCV_HDR_OVF_6,
1220 	C_RCV_HDR_OVF_7,
1221 	C_RCV_HDR_OVF_8,
1222 	C_RCV_HDR_OVF_9,
1223 	C_RCV_HDR_OVF_10,
1224 	C_RCV_HDR_OVF_11,
1225 	C_RCV_HDR_OVF_12,
1226 	C_RCV_HDR_OVF_13,
1227 	C_RCV_HDR_OVF_14,
1228 	C_RCV_HDR_OVF_15,
1229 	C_RCV_HDR_OVF_16,
1230 	C_RCV_HDR_OVF_17,
1231 	C_RCV_HDR_OVF_18,
1232 	C_RCV_HDR_OVF_19,
1233 	C_RCV_HDR_OVF_20,
1234 	C_RCV_HDR_OVF_21,
1235 	C_RCV_HDR_OVF_22,
1236 	C_RCV_HDR_OVF_23,
1237 	C_RCV_HDR_OVF_24,
1238 	C_RCV_HDR_OVF_25,
1239 	C_RCV_HDR_OVF_26,
1240 	C_RCV_HDR_OVF_27,
1241 	C_RCV_HDR_OVF_28,
1242 	C_RCV_HDR_OVF_29,
1243 	C_RCV_HDR_OVF_30,
1244 	C_RCV_HDR_OVF_31,
1245 	C_RCV_HDR_OVF_32,
1246 	C_RCV_HDR_OVF_33,
1247 	C_RCV_HDR_OVF_34,
1248 	C_RCV_HDR_OVF_35,
1249 	C_RCV_HDR_OVF_36,
1250 	C_RCV_HDR_OVF_37,
1251 	C_RCV_HDR_OVF_38,
1252 	C_RCV_HDR_OVF_39,
1253 	C_RCV_HDR_OVF_40,
1254 	C_RCV_HDR_OVF_41,
1255 	C_RCV_HDR_OVF_42,
1256 	C_RCV_HDR_OVF_43,
1257 	C_RCV_HDR_OVF_44,
1258 	C_RCV_HDR_OVF_45,
1259 	C_RCV_HDR_OVF_46,
1260 	C_RCV_HDR_OVF_47,
1261 	C_RCV_HDR_OVF_48,
1262 	C_RCV_HDR_OVF_49,
1263 	C_RCV_HDR_OVF_50,
1264 	C_RCV_HDR_OVF_51,
1265 	C_RCV_HDR_OVF_52,
1266 	C_RCV_HDR_OVF_53,
1267 	C_RCV_HDR_OVF_54,
1268 	C_RCV_HDR_OVF_55,
1269 	C_RCV_HDR_OVF_56,
1270 	C_RCV_HDR_OVF_57,
1271 	C_RCV_HDR_OVF_58,
1272 	C_RCV_HDR_OVF_59,
1273 	C_RCV_HDR_OVF_60,
1274 	C_RCV_HDR_OVF_61,
1275 	C_RCV_HDR_OVF_62,
1276 	C_RCV_HDR_OVF_63,
1277 	C_RCV_HDR_OVF_64,
1278 	C_RCV_HDR_OVF_65,
1279 	C_RCV_HDR_OVF_66,
1280 	C_RCV_HDR_OVF_67,
1281 	C_RCV_HDR_OVF_68,
1282 	C_RCV_HDR_OVF_69,
1283 	C_RCV_HDR_OVF_70,
1284 	C_RCV_HDR_OVF_71,
1285 	C_RCV_HDR_OVF_72,
1286 	C_RCV_HDR_OVF_73,
1287 	C_RCV_HDR_OVF_74,
1288 	C_RCV_HDR_OVF_75,
1289 	C_RCV_HDR_OVF_76,
1290 	C_RCV_HDR_OVF_77,
1291 	C_RCV_HDR_OVF_78,
1292 	C_RCV_HDR_OVF_79,
1293 	C_RCV_HDR_OVF_80,
1294 	C_RCV_HDR_OVF_81,
1295 	C_RCV_HDR_OVF_82,
1296 	C_RCV_HDR_OVF_83,
1297 	C_RCV_HDR_OVF_84,
1298 	C_RCV_HDR_OVF_85,
1299 	C_RCV_HDR_OVF_86,
1300 	C_RCV_HDR_OVF_87,
1301 	C_RCV_HDR_OVF_88,
1302 	C_RCV_HDR_OVF_89,
1303 	C_RCV_HDR_OVF_90,
1304 	C_RCV_HDR_OVF_91,
1305 	C_RCV_HDR_OVF_92,
1306 	C_RCV_HDR_OVF_93,
1307 	C_RCV_HDR_OVF_94,
1308 	C_RCV_HDR_OVF_95,
1309 	C_RCV_HDR_OVF_96,
1310 	C_RCV_HDR_OVF_97,
1311 	C_RCV_HDR_OVF_98,
1312 	C_RCV_HDR_OVF_99,
1313 	C_RCV_HDR_OVF_100,
1314 	C_RCV_HDR_OVF_101,
1315 	C_RCV_HDR_OVF_102,
1316 	C_RCV_HDR_OVF_103,
1317 	C_RCV_HDR_OVF_104,
1318 	C_RCV_HDR_OVF_105,
1319 	C_RCV_HDR_OVF_106,
1320 	C_RCV_HDR_OVF_107,
1321 	C_RCV_HDR_OVF_108,
1322 	C_RCV_HDR_OVF_109,
1323 	C_RCV_HDR_OVF_110,
1324 	C_RCV_HDR_OVF_111,
1325 	C_RCV_HDR_OVF_112,
1326 	C_RCV_HDR_OVF_113,
1327 	C_RCV_HDR_OVF_114,
1328 	C_RCV_HDR_OVF_115,
1329 	C_RCV_HDR_OVF_116,
1330 	C_RCV_HDR_OVF_117,
1331 	C_RCV_HDR_OVF_118,
1332 	C_RCV_HDR_OVF_119,
1333 	C_RCV_HDR_OVF_120,
1334 	C_RCV_HDR_OVF_121,
1335 	C_RCV_HDR_OVF_122,
1336 	C_RCV_HDR_OVF_123,
1337 	C_RCV_HDR_OVF_124,
1338 	C_RCV_HDR_OVF_125,
1339 	C_RCV_HDR_OVF_126,
1340 	C_RCV_HDR_OVF_127,
1341 	C_RCV_HDR_OVF_128,
1342 	C_RCV_HDR_OVF_129,
1343 	C_RCV_HDR_OVF_130,
1344 	C_RCV_HDR_OVF_131,
1345 	C_RCV_HDR_OVF_132,
1346 	C_RCV_HDR_OVF_133,
1347 	C_RCV_HDR_OVF_134,
1348 	C_RCV_HDR_OVF_135,
1349 	C_RCV_HDR_OVF_136,
1350 	C_RCV_HDR_OVF_137,
1351 	C_RCV_HDR_OVF_138,
1352 	C_RCV_HDR_OVF_139,
1353 	C_RCV_HDR_OVF_140,
1354 	C_RCV_HDR_OVF_141,
1355 	C_RCV_HDR_OVF_142,
1356 	C_RCV_HDR_OVF_143,
1357 	C_RCV_HDR_OVF_144,
1358 	C_RCV_HDR_OVF_145,
1359 	C_RCV_HDR_OVF_146,
1360 	C_RCV_HDR_OVF_147,
1361 	C_RCV_HDR_OVF_148,
1362 	C_RCV_HDR_OVF_149,
1363 	C_RCV_HDR_OVF_150,
1364 	C_RCV_HDR_OVF_151,
1365 	C_RCV_HDR_OVF_152,
1366 	C_RCV_HDR_OVF_153,
1367 	C_RCV_HDR_OVF_154,
1368 	C_RCV_HDR_OVF_155,
1369 	C_RCV_HDR_OVF_156,
1370 	C_RCV_HDR_OVF_157,
1371 	C_RCV_HDR_OVF_158,
1372 	C_RCV_HDR_OVF_159,
1373 	PORT_CNTR_LAST /* Must be kept last */
1374 };
1375 
1376 u64 get_all_cpu_total(u64 __percpu *cntr);
1377 void hfi1_start_cleanup(struct hfi1_devdata *dd);
1378 void hfi1_clear_tids(struct hfi1_ctxtdata *rcd);
1379 void hfi1_init_ctxt(struct send_context *sc);
1380 void hfi1_put_tid(struct hfi1_devdata *dd, u32 index,
1381 		  u32 type, unsigned long pa, u16 order);
1382 void hfi1_quiet_serdes(struct hfi1_pportdata *ppd);
1383 void hfi1_rcvctrl(struct hfi1_devdata *dd, unsigned int op,
1384 		  struct hfi1_ctxtdata *rcd);
1385 u32 hfi1_read_cntrs(struct hfi1_devdata *dd, char **namep, u64 **cntrp);
1386 u32 hfi1_read_portcntrs(struct hfi1_pportdata *ppd, char **namep, u64 **cntrp);
1387 int hfi1_get_ib_cfg(struct hfi1_pportdata *ppd, int which);
1388 int hfi1_set_ib_cfg(struct hfi1_pportdata *ppd, int which, u32 val);
1389 int hfi1_set_ctxt_jkey(struct hfi1_devdata *dd, struct hfi1_ctxtdata *rcd,
1390 		       u16 jkey);
1391 int hfi1_clear_ctxt_jkey(struct hfi1_devdata *dd, struct hfi1_ctxtdata *ctxt);
1392 int hfi1_set_ctxt_pkey(struct hfi1_devdata *dd, struct hfi1_ctxtdata *ctxt,
1393 		       u16 pkey);
1394 int hfi1_clear_ctxt_pkey(struct hfi1_devdata *dd, struct hfi1_ctxtdata *ctxt);
1395 void hfi1_read_link_quality(struct hfi1_devdata *dd, u8 *link_quality);
1396 void hfi1_init_vnic_rsm(struct hfi1_devdata *dd);
1397 void hfi1_deinit_vnic_rsm(struct hfi1_devdata *dd);
1398 
1399 irqreturn_t general_interrupt(int irq, void *data);
1400 irqreturn_t sdma_interrupt(int irq, void *data);
1401 irqreturn_t receive_context_interrupt(int irq, void *data);
1402 irqreturn_t receive_context_thread(int irq, void *data);
1403 irqreturn_t receive_context_interrupt_napi(int irq, void *data);
1404 
1405 int set_intr_bits(struct hfi1_devdata *dd, u16 first, u16 last, bool set);
1406 void init_qsfp_int(struct hfi1_devdata *dd);
1407 void clear_all_interrupts(struct hfi1_devdata *dd);
1408 void remap_intr(struct hfi1_devdata *dd, int isrc, int msix_intr);
1409 void remap_sdma_interrupts(struct hfi1_devdata *dd, int engine, int msix_intr);
1410 void reset_interrupts(struct hfi1_devdata *dd);
1411 u8 hfi1_get_qp_map(struct hfi1_devdata *dd, u8 idx);
1412 void hfi1_init_aip_rsm(struct hfi1_devdata *dd);
1413 void hfi1_deinit_aip_rsm(struct hfi1_devdata *dd);
1414 
1415 /*
1416  * Interrupt source table.
1417  *
1418  * Each entry is an interrupt source "type".  It is ordered by increasing
1419  * number.
1420  */
1421 struct is_table {
1422 	int start;	 /* interrupt source type start */
1423 	int end;	 /* interrupt source type end */
1424 	/* routine that returns the name of the interrupt source */
1425 	char *(*is_name)(char *name, size_t size, unsigned int source);
1426 	/* routine to call when receiving an interrupt */
1427 	void (*is_int)(struct hfi1_devdata *dd, unsigned int source);
1428 };
1429 
1430 #endif /* _CHIP_H */
1431