1/* SPDX-License-Identifier: GPL-2.0
2 *
3 * Copyright 2020-2022 HabanaLabs, Ltd.
4 * All Rights Reserved.
5 *
6 */
7
8#ifndef GAUDI2P_H_
9#define GAUDI2P_H_
10
11#include <uapi/drm/habanalabs_accel.h>
12#include "../common/habanalabs.h"
13#include <linux/habanalabs/hl_boot_if.h>
14#include "../include/gaudi2/gaudi2.h"
15#include "../include/gaudi2/gaudi2_packets.h"
16#include "../include/gaudi2/gaudi2_fw_if.h"
17#include "../include/gaudi2/gaudi2_async_events.h"
18
19#define GAUDI2_LINUX_FW_FILE "habanalabs/gaudi2/gaudi2-fit.itb"
20#define GAUDI2_BOOT_FIT_FILE "habanalabs/gaudi2/gaudi2-boot-fit.itb"
21
22#define GAUDI2_CPU_TIMEOUT_USEC 30000000 /* 30s */
23
24#define NUMBER_OF_PDMA_QUEUES 2
25#define NUMBER_OF_EDMA_QUEUES 8
26#define NUMBER_OF_MME_QUEUES 4
27#define NUMBER_OF_TPC_QUEUES 25
28#define NUMBER_OF_NIC_QUEUES 24
29#define NUMBER_OF_ROT_QUEUES 2
30#define NUMBER_OF_CPU_QUEUES 1
31
32#define NUMBER_OF_HW_QUEUES ((NUMBER_OF_PDMA_QUEUES + \
33 NUMBER_OF_EDMA_QUEUES + \
34 NUMBER_OF_MME_QUEUES + \
35 NUMBER_OF_TPC_QUEUES + \
36 NUMBER_OF_NIC_QUEUES + \
37 NUMBER_OF_ROT_QUEUES + \
38 NUMBER_OF_CPU_QUEUES) * \
39 NUM_OF_PQ_PER_QMAN)
40
41#define NUMBER_OF_QUEUES (NUMBER_OF_CPU_QUEUES + NUMBER_OF_HW_QUEUES)
42
43#define DCORE_NUM_OF_SOB \
44 (((mmDCORE0_SYNC_MNGR_OBJS_SOB_OBJ_8191 - \
45 mmDCORE0_SYNC_MNGR_OBJS_SOB_OBJ_0) + 4) >> 2)
46
47#define DCORE_NUM_OF_MONITORS \
48 (((mmDCORE0_SYNC_MNGR_OBJS_MON_STATUS_2047 - \
49 mmDCORE0_SYNC_MNGR_OBJS_MON_STATUS_0) + 4) >> 2)
50
51#define NUMBER_OF_DEC ((NUM_OF_DEC_PER_DCORE * NUM_OF_DCORES) + NUMBER_OF_PCIE_DEC)
52
53/* Map all arcs dccm + arc schedulers acp blocks */
54#define NUM_OF_USER_ACP_BLOCKS (NUM_OF_SCHEDULER_ARC + 2)
55#define NUM_OF_USER_NIC_UMR_BLOCKS 15
56#define NUM_OF_EXPOSED_SM_BLOCKS ((NUM_OF_DCORES - 1) * 2)
57#define NUM_USER_MAPPED_BLOCKS \
58 (NUM_ARC_CPUS + NUM_OF_USER_ACP_BLOCKS + NUMBER_OF_DEC + \
59 NUM_OF_EXPOSED_SM_BLOCKS + \
60 (NIC_NUMBER_OF_ENGINES * NUM_OF_USER_NIC_UMR_BLOCKS))
61
62/* Within the user mapped array, decoder entries start post all the ARC related
63 * entries
64 */
65#define USR_MAPPED_BLK_DEC_START_IDX \
66 (NUM_ARC_CPUS + NUM_OF_USER_ACP_BLOCKS + \
67 (NIC_NUMBER_OF_ENGINES * NUM_OF_USER_NIC_UMR_BLOCKS))
68
69#define USR_MAPPED_BLK_SM_START_IDX \
70 (NUM_ARC_CPUS + NUM_OF_USER_ACP_BLOCKS + NUMBER_OF_DEC + \
71 (NIC_NUMBER_OF_ENGINES * NUM_OF_USER_NIC_UMR_BLOCKS))
72
73#define SM_OBJS_BLOCK_SIZE (mmDCORE0_SYNC_MNGR_OBJS_SM_SEC_0 - \
74 mmDCORE0_SYNC_MNGR_OBJS_SOB_OBJ_0)
75
76#define GAUDI2_MAX_PENDING_CS 64
77
78#if !IS_MAX_PENDING_CS_VALID(GAUDI2_MAX_PENDING_CS)
79#error "GAUDI2_MAX_PENDING_CS must be power of 2 and greater than 1"
80#endif
81
82#define CORESIGHT_TIMEOUT_USEC 100000 /* 100 ms */
83
84#define GAUDI2_PREBOOT_REQ_TIMEOUT_USEC 25000000 /* 25s */
85#define GAUDI2_PREBOOT_EXTENDED_REQ_TIMEOUT_USEC 85000000 /* 85s */
86
87#define GAUDI2_BOOT_FIT_REQ_TIMEOUT_USEC 10000000 /* 10s */
88
89#define GAUDI2_NIC_CLK_FREQ 450000000ull /* 450 MHz */
90
91#define DC_POWER_DEFAULT 60000 /* 60W */
92
93#define GAUDI2_HBM_NUM 6
94
95#define DMA_MAX_TRANSFER_SIZE U32_MAX
96
97#define GAUDI2_DEFAULT_CARD_NAME "HL225"
98
99#define QMAN_STREAMS 4
100
101#define NUM_OF_MME_SBTE_PORTS 5
102#define NUM_OF_MME_WB_PORTS 2
103
104#define GAUDI2_ENGINE_ID_DCORE_OFFSET \
105 (GAUDI2_DCORE1_ENGINE_ID_EDMA_0 - GAUDI2_DCORE0_ENGINE_ID_EDMA_0)
106
107/* DRAM Memory Map */
108
109#define CPU_FW_IMAGE_SIZE 0x10000000 /* 256MB */
110#define CPU_FW_IMAGE_ADDR DRAM_PHYS_BASE
111#define PMMU_PAGE_TABLES_SIZE 0x10000000 /* 256MB */
112#define EDMA_PQS_SIZE SZ_2M
113#define EDMA_SCRATCHPAD_SIZE SZ_1M
114#define HMMU_PAGE_TABLES_SIZE SZ_1M
115
116#define NIC_NUMBER_OF_PORTS NIC_NUMBER_OF_ENGINES
117
118#define NUMBER_OF_PCIE_DEC 2
119#define PCIE_DEC_SHIFT 8
120
121#define SRAM_USER_BASE_OFFSET 0
122
123/* cluster binning */
124#define MAX_FAULTY_HBMS 1
125#define GAUDI2_XBAR_EDGE_FULL_MASK 0xF
126#define GAUDI2_EDMA_FULL_MASK 0xFF
127#define GAUDI2_DRAM_FULL_MASK 0x3F
128
129/* Host virtual address space. */
130
131#define VA_HOST_SPACE_PAGE_START 0xFFF0000000000000ull
132#define VA_HOST_SPACE_PAGE_END 0xFFF0800000000000ull /* 140TB */
133
134#define VA_HOST_SPACE_HPAGE_START 0xFFF0800000000000ull
135#define VA_HOST_SPACE_HPAGE_END 0xFFF1000000000000ull /* 140TB */
136
137/* 140TB */
138#define VA_HOST_SPACE_PAGE_SIZE (VA_HOST_SPACE_PAGE_END - VA_HOST_SPACE_PAGE_START)
139
140/* 140TB */
141#define VA_HOST_SPACE_HPAGE_SIZE (VA_HOST_SPACE_HPAGE_END - VA_HOST_SPACE_HPAGE_START)
142
143#define VA_HOST_SPACE_SIZE (VA_HOST_SPACE_PAGE_SIZE + VA_HOST_SPACE_HPAGE_SIZE)
144
145#define HOST_SPACE_INTERNAL_CB_SZ SZ_2M
146
147/*
148 * HBM virtual address space
149 * Gaudi2 has 6 HBM devices, each supporting 16GB total of 96GB at most.
150 * No core separation is supported so we can have one chunk of virtual address
151 * space just above the physical ones.
152 * The virtual address space starts immediately after the end of the physical
153 * address space which is determined at run-time.
154 */
155#define VA_HBM_SPACE_END 0x1002000000000000ull
156
157#define HW_CAP_PLL BIT_ULL(0)
158#define HW_CAP_DRAM BIT_ULL(1)
159#define HW_CAP_PMMU BIT_ULL(2)
160#define HW_CAP_CPU BIT_ULL(3)
161#define HW_CAP_MSIX BIT_ULL(4)
162
163#define HW_CAP_CPU_Q BIT_ULL(5)
164#define HW_CAP_CPU_Q_SHIFT 5
165
166#define HW_CAP_CLK_GATE BIT_ULL(6)
167#define HW_CAP_KDMA BIT_ULL(7)
168#define HW_CAP_SRAM_SCRAMBLER BIT_ULL(8)
169
170#define HW_CAP_DCORE0_DMMU0 BIT_ULL(9)
171#define HW_CAP_DCORE0_DMMU1 BIT_ULL(10)
172#define HW_CAP_DCORE0_DMMU2 BIT_ULL(11)
173#define HW_CAP_DCORE0_DMMU3 BIT_ULL(12)
174#define HW_CAP_DCORE1_DMMU0 BIT_ULL(13)
175#define HW_CAP_DCORE1_DMMU1 BIT_ULL(14)
176#define HW_CAP_DCORE1_DMMU2 BIT_ULL(15)
177#define HW_CAP_DCORE1_DMMU3 BIT_ULL(16)
178#define HW_CAP_DCORE2_DMMU0 BIT_ULL(17)
179#define HW_CAP_DCORE2_DMMU1 BIT_ULL(18)
180#define HW_CAP_DCORE2_DMMU2 BIT_ULL(19)
181#define HW_CAP_DCORE2_DMMU3 BIT_ULL(20)
182#define HW_CAP_DCORE3_DMMU0 BIT_ULL(21)
183#define HW_CAP_DCORE3_DMMU1 BIT_ULL(22)
184#define HW_CAP_DCORE3_DMMU2 BIT_ULL(23)
185#define HW_CAP_DCORE3_DMMU3 BIT_ULL(24)
186#define HW_CAP_DMMU_MASK GENMASK_ULL(24, 9)
187#define HW_CAP_DMMU_SHIFT 9
188#define HW_CAP_PDMA_MASK BIT_ULL(26)
189#define HW_CAP_EDMA_MASK GENMASK_ULL(34, 27)
190#define HW_CAP_EDMA_SHIFT 27
191#define HW_CAP_MME_MASK GENMASK_ULL(38, 35)
192#define HW_CAP_MME_SHIFT 35
193#define HW_CAP_ROT_MASK GENMASK_ULL(40, 39)
194#define HW_CAP_ROT_SHIFT 39
195#define HW_CAP_HBM_SCRAMBLER_HW_RESET BIT_ULL(41)
196#define HW_CAP_HBM_SCRAMBLER_SW_RESET BIT_ULL(42)
197#define HW_CAP_HBM_SCRAMBLER_MASK (HW_CAP_HBM_SCRAMBLER_HW_RESET | \
198 HW_CAP_HBM_SCRAMBLER_SW_RESET)
199#define HW_CAP_HBM_SCRAMBLER_SHIFT 41
200#define HW_CAP_RESERVED BIT(43)
201#define HW_CAP_MMU_MASK (HW_CAP_PMMU | HW_CAP_DMMU_MASK)
202
203/* Range Registers */
204#define RR_TYPE_SHORT 0
205#define RR_TYPE_LONG 1
206#define RR_TYPE_SHORT_PRIV 2
207#define RR_TYPE_LONG_PRIV 3
208#define NUM_SHORT_LBW_RR 14
209#define NUM_LONG_LBW_RR 4
210#define NUM_SHORT_HBW_RR 6
211#define NUM_LONG_HBW_RR 4
212
213/* RAZWI initiator coordinates- X- 5 bits, Y- 4 bits */
214#define RAZWI_INITIATOR_X_SHIFT 0
215#define RAZWI_INITIATOR_X_MASK 0x1F
216#define RAZWI_INITIATOR_Y_SHIFT 5
217#define RAZWI_INITIATOR_Y_MASK 0xF
218
219#define RTR_ID_X_Y(x, y) \
220 ((((y) & RAZWI_INITIATOR_Y_MASK) << RAZWI_INITIATOR_Y_SHIFT) | \
221 (((x) & RAZWI_INITIATOR_X_MASK) << RAZWI_INITIATOR_X_SHIFT))
222
223/* decoders have separate mask */
224#define HW_CAP_DEC_SHIFT 0
225#define HW_CAP_DEC_MASK GENMASK_ULL(9, 0)
226
227/* TPCs have separate mask */
228#define HW_CAP_TPC_SHIFT 0
229#define HW_CAP_TPC_MASK GENMASK_ULL(24, 0)
230
231/* nics have separate mask */
232#define HW_CAP_NIC_SHIFT 0
233#define HW_CAP_NIC_MASK GENMASK_ULL(NIC_NUMBER_OF_ENGINES - 1, 0)
234
235#define GAUDI2_ARC_PCI_MSB_ADDR(addr) (((addr) & GENMASK_ULL(49, 28)) >> 28)
236
237#define GAUDI2_SOB_INCREMENT_BY_ONE (FIELD_PREP(DCORE0_SYNC_MNGR_OBJS_SOB_OBJ_VAL_MASK, 1) | \
238 FIELD_PREP(DCORE0_SYNC_MNGR_OBJS_SOB_OBJ_INC_MASK, 1))
239
240#define GAUDI2_NUM_TESTED_QS (GAUDI2_QUEUE_ID_CPU_PQ - GAUDI2_QUEUE_ID_PDMA_0_0)
241
242
243extern const char *gaudi2_engine_id_str[];
244extern const char *gaudi2_queue_id_str[];
245
246#define GAUDI2_ENG_ID_TO_STR(initiator) ((initiator) >= GAUDI2_ENGINE_ID_SIZE ? "not found" : \
247 gaudi2_engine_id_str[initiator])
248
249#define GAUDI2_QUEUE_ID_TO_STR(initiator) ((initiator) >= GAUDI2_QUEUE_ID_SIZE ? "not found" : \
250 gaudi2_queue_id_str[initiator])
251
252enum gaudi2_reserved_sob_id {
253 GAUDI2_RESERVED_SOB_CS_COMPLETION_FIRST,
254 GAUDI2_RESERVED_SOB_CS_COMPLETION_LAST =
255 GAUDI2_RESERVED_SOB_CS_COMPLETION_FIRST + GAUDI2_MAX_PENDING_CS - 1,
256 GAUDI2_RESERVED_SOB_KDMA_COMPLETION,
257 GAUDI2_RESERVED_SOB_DEC_NRM_FIRST,
258 GAUDI2_RESERVED_SOB_DEC_NRM_LAST =
259 GAUDI2_RESERVED_SOB_DEC_NRM_FIRST + NUMBER_OF_DEC - 1,
260 GAUDI2_RESERVED_SOB_DEC_ABNRM_FIRST,
261 GAUDI2_RESERVED_SOB_DEC_ABNRM_LAST =
262 GAUDI2_RESERVED_SOB_DEC_ABNRM_FIRST + NUMBER_OF_DEC - 1,
263 GAUDI2_RESERVED_SOB_NUMBER
264};
265
266enum gaudi2_reserved_mon_id {
267 GAUDI2_RESERVED_MON_CS_COMPLETION_FIRST,
268 GAUDI2_RESERVED_MON_CS_COMPLETION_LAST =
269 GAUDI2_RESERVED_MON_CS_COMPLETION_FIRST + GAUDI2_MAX_PENDING_CS - 1,
270 GAUDI2_RESERVED_MON_KDMA_COMPLETION,
271 GAUDI2_RESERVED_MON_DEC_NRM_FIRST,
272 GAUDI2_RESERVED_MON_DEC_NRM_LAST =
273 GAUDI2_RESERVED_MON_DEC_NRM_FIRST + 3 * NUMBER_OF_DEC - 1,
274 GAUDI2_RESERVED_MON_DEC_ABNRM_FIRST,
275 GAUDI2_RESERVED_MON_DEC_ABNRM_LAST =
276 GAUDI2_RESERVED_MON_DEC_ABNRM_FIRST + 3 * NUMBER_OF_DEC - 1,
277 GAUDI2_RESERVED_MON_NUMBER
278};
279
280enum gaudi2_reserved_cq_id {
281 GAUDI2_RESERVED_CQ_CS_COMPLETION,
282 GAUDI2_RESERVED_CQ_KDMA_COMPLETION,
283 GAUDI2_RESERVED_CQ_NUMBER
284};
285
286/*
287 * Gaudi2 subtitute TPCs Numbering
288 * At most- two faulty TPCs are allowed
289 * First replacement to a faulty TPC will be TPC24, second- TPC23
290 */
291enum substitude_tpc {
292 FAULTY_TPC_SUBTS_1_TPC_24,
293 FAULTY_TPC_SUBTS_2_TPC_23,
294 MAX_FAULTY_TPCS
295};
296
297enum gaudi2_dma_core_id {
298 DMA_CORE_ID_PDMA0, /* Dcore 0 */
299 DMA_CORE_ID_PDMA1, /* Dcore 0 */
300 DMA_CORE_ID_EDMA0, /* Dcore 0 */
301 DMA_CORE_ID_EDMA1, /* Dcore 0 */
302 DMA_CORE_ID_EDMA2, /* Dcore 1 */
303 DMA_CORE_ID_EDMA3, /* Dcore 1 */
304 DMA_CORE_ID_EDMA4, /* Dcore 2 */
305 DMA_CORE_ID_EDMA5, /* Dcore 2 */
306 DMA_CORE_ID_EDMA6, /* Dcore 3 */
307 DMA_CORE_ID_EDMA7, /* Dcore 3 */
308 DMA_CORE_ID_KDMA, /* Dcore 0 */
309 DMA_CORE_ID_SIZE
310};
311
312enum gaudi2_rotator_id {
313 ROTATOR_ID_0,
314 ROTATOR_ID_1,
315 ROTATOR_ID_SIZE,
316};
317
318enum gaudi2_mme_id {
319 MME_ID_DCORE0,
320 MME_ID_DCORE1,
321 MME_ID_DCORE2,
322 MME_ID_DCORE3,
323 MME_ID_SIZE,
324};
325
326enum gaudi2_tpc_id {
327 TPC_ID_DCORE0_TPC0,
328 TPC_ID_DCORE0_TPC1,
329 TPC_ID_DCORE0_TPC2,
330 TPC_ID_DCORE0_TPC3,
331 TPC_ID_DCORE0_TPC4,
332 TPC_ID_DCORE0_TPC5,
333 TPC_ID_DCORE1_TPC0,
334 TPC_ID_DCORE1_TPC1,
335 TPC_ID_DCORE1_TPC2,
336 TPC_ID_DCORE1_TPC3,
337 TPC_ID_DCORE1_TPC4,
338 TPC_ID_DCORE1_TPC5,
339 TPC_ID_DCORE2_TPC0,
340 TPC_ID_DCORE2_TPC1,
341 TPC_ID_DCORE2_TPC2,
342 TPC_ID_DCORE2_TPC3,
343 TPC_ID_DCORE2_TPC4,
344 TPC_ID_DCORE2_TPC5,
345 TPC_ID_DCORE3_TPC0,
346 TPC_ID_DCORE3_TPC1,
347 TPC_ID_DCORE3_TPC2,
348 TPC_ID_DCORE3_TPC3,
349 TPC_ID_DCORE3_TPC4,
350 TPC_ID_DCORE3_TPC5,
351 /* the PCI TPC is placed last (mapped liked HW) */
352 TPC_ID_DCORE0_TPC6,
353 TPC_ID_SIZE,
354};
355
356enum gaudi2_dec_id {
357 DEC_ID_DCORE0_DEC0,
358 DEC_ID_DCORE0_DEC1,
359 DEC_ID_DCORE1_DEC0,
360 DEC_ID_DCORE1_DEC1,
361 DEC_ID_DCORE2_DEC0,
362 DEC_ID_DCORE2_DEC1,
363 DEC_ID_DCORE3_DEC0,
364 DEC_ID_DCORE3_DEC1,
365 DEC_ID_PCIE_VDEC0,
366 DEC_ID_PCIE_VDEC1,
367 DEC_ID_SIZE,
368};
369
370enum gaudi2_hbm_id {
371 HBM_ID0,
372 HBM_ID1,
373 HBM_ID2,
374 HBM_ID3,
375 HBM_ID4,
376 HBM_ID5,
377 HBM_ID_SIZE,
378};
379
380/* specific EDMA enumeration */
381enum gaudi2_edma_id {
382 EDMA_ID_DCORE0_INSTANCE0,
383 EDMA_ID_DCORE0_INSTANCE1,
384 EDMA_ID_DCORE1_INSTANCE0,
385 EDMA_ID_DCORE1_INSTANCE1,
386 EDMA_ID_DCORE2_INSTANCE0,
387 EDMA_ID_DCORE2_INSTANCE1,
388 EDMA_ID_DCORE3_INSTANCE0,
389 EDMA_ID_DCORE3_INSTANCE1,
390 EDMA_ID_SIZE,
391};
392
393/* User interrupt count is aligned with HW CQ count.
394 * We have 64 CQ's per dcore, CQ0 in dcore 0 is reserved for legacy mode
395 */
396#define GAUDI2_NUM_USER_INTERRUPTS 64
397#define GAUDI2_NUM_RESERVED_INTERRUPTS 1
398#define GAUDI2_TOTAL_USER_INTERRUPTS (GAUDI2_NUM_USER_INTERRUPTS + GAUDI2_NUM_RESERVED_INTERRUPTS)
399
400enum gaudi2_irq_num {
401 GAUDI2_IRQ_NUM_EVENT_QUEUE = GAUDI2_EVENT_QUEUE_MSIX_IDX,
402 GAUDI2_IRQ_NUM_DCORE0_DEC0_NRM,
403 GAUDI2_IRQ_NUM_DCORE0_DEC0_ABNRM,
404 GAUDI2_IRQ_NUM_DCORE0_DEC1_NRM,
405 GAUDI2_IRQ_NUM_DCORE0_DEC1_ABNRM,
406 GAUDI2_IRQ_NUM_DCORE1_DEC0_NRM,
407 GAUDI2_IRQ_NUM_DCORE1_DEC0_ABNRM,
408 GAUDI2_IRQ_NUM_DCORE1_DEC1_NRM,
409 GAUDI2_IRQ_NUM_DCORE1_DEC1_ABNRM,
410 GAUDI2_IRQ_NUM_DCORE2_DEC0_NRM,
411 GAUDI2_IRQ_NUM_DCORE2_DEC0_ABNRM,
412 GAUDI2_IRQ_NUM_DCORE2_DEC1_NRM,
413 GAUDI2_IRQ_NUM_DCORE2_DEC1_ABNRM,
414 GAUDI2_IRQ_NUM_DCORE3_DEC0_NRM,
415 GAUDI2_IRQ_NUM_DCORE3_DEC0_ABNRM,
416 GAUDI2_IRQ_NUM_DCORE3_DEC1_NRM,
417 GAUDI2_IRQ_NUM_DCORE3_DEC1_ABNRM,
418 GAUDI2_IRQ_NUM_SHARED_DEC0_NRM,
419 GAUDI2_IRQ_NUM_SHARED_DEC0_ABNRM,
420 GAUDI2_IRQ_NUM_SHARED_DEC1_NRM,
421 GAUDI2_IRQ_NUM_SHARED_DEC1_ABNRM,
422 GAUDI2_IRQ_NUM_DEC_LAST = GAUDI2_IRQ_NUM_SHARED_DEC1_ABNRM,
423 GAUDI2_IRQ_NUM_COMPLETION,
424 GAUDI2_IRQ_NUM_NIC_PORT_FIRST,
425 GAUDI2_IRQ_NUM_NIC_PORT_LAST = (GAUDI2_IRQ_NUM_NIC_PORT_FIRST + NIC_NUMBER_OF_PORTS - 1),
426 GAUDI2_IRQ_NUM_TPC_ASSERT,
427 GAUDI2_IRQ_NUM_EQ_ERROR,
428 GAUDI2_IRQ_NUM_USER_FIRST,
429 GAUDI2_IRQ_NUM_USER_LAST = (GAUDI2_IRQ_NUM_USER_FIRST + GAUDI2_NUM_USER_INTERRUPTS - 1),
430 GAUDI2_IRQ_NUM_RESERVED_FIRST,
431 GAUDI2_IRQ_NUM_RESERVED_LAST = (GAUDI2_MSIX_ENTRIES - GAUDI2_NUM_RESERVED_INTERRUPTS - 1),
432 GAUDI2_IRQ_NUM_UNEXPECTED_ERROR = RESERVED_MSIX_UNEXPECTED_USER_ERROR_INTERRUPT,
433 GAUDI2_IRQ_NUM_LAST = (GAUDI2_MSIX_ENTRIES - 1)
434};
435
436static_assert(GAUDI2_IRQ_NUM_USER_FIRST > GAUDI2_IRQ_NUM_SHARED_DEC1_ABNRM);
437
438/**
439 * struct dup_block_ctx - context to initialize unit instances across multiple
440 * blocks where block can be either a dcore of duplicated
441 * common module. this code relies on constant offsets
442 * of blocks and unit instances in a block.
443 * @instance_cfg_fn: instance specific configuration function.
444 * @data: private configuration data.
445 * @base: base address of the first instance in the first block.
446 * @block_off: subsequent blocks address spacing.
447 * @instance_off: subsequent block's instances address spacing.
448 * @enabled_mask: mask of enabled instances (1- enabled, 0- disabled).
449 * @blocks: number of blocks.
450 * @instances: unit instances per block.
451 */
452struct dup_block_ctx {
453 void (*instance_cfg_fn)(struct hl_device *hdev, u64 base, void *data);
454 void *data;
455 u64 base;
456 u64 block_off;
457 u64 instance_off;
458 u64 enabled_mask;
459 unsigned int blocks;
460 unsigned int instances;
461};
462
463/**
464 * struct gaudi2_queues_test_info - Holds the address of a the messages used for testing the
465 * device queues.
466 * @dma_addr: the address used by the HW for accessing the message.
467 * @kern_addr: The address used by the driver for accessing the message.
468 */
469struct gaudi2_queues_test_info {
470 dma_addr_t dma_addr;
471 void *kern_addr;
472};
473
474/**
475 * struct gaudi2_device - ASIC specific manage structure.
476 * @cpucp_info_get: get information on device from CPU-CP
477 * @mapped_blocks: array that holds the base address and size of all blocks
478 * the user can map.
479 * @lfsr_rand_seeds: array of MME ACC random seeds to set.
480 * @hw_queues_lock: protects the H/W queues from concurrent access.
481 * @scratchpad_kernel_address: general purpose PAGE_SIZE contiguous memory,
482 * this memory region should be write-only.
483 * currently used for HBW QMAN writes which is
484 * redundant.
485 * @scratchpad_bus_address: scratchpad bus address
486 * @virt_msix_db_cpu_addr: host memory page for the virtual MSI-X doorbell.
487 * @virt_msix_db_dma_addr: bus address of the page for the virtual MSI-X doorbell.
488 * @dram_bar_cur_addr: current address of DRAM PCI bar.
489 * @hw_cap_initialized: This field contains a bit per H/W engine. When that
490 * engine is initialized, that bit is set by the driver to
491 * signal we can use this engine in later code paths.
492 * Each bit is cleared upon reset of its corresponding H/W
493 * engine.
494 * @active_hw_arc: This field contains a bit per ARC of an H/W engine with
495 * exception of TPC and NIC engines. Once an engine arc is
496 * initialized, its respective bit is set. Driver can uniquely
497 * identify each initialized ARC and use this information in
498 * later code paths. Each respective bit is cleared upon reset
499 * of its corresponding ARC of the H/W engine.
500 * @dec_hw_cap_initialized: This field contains a bit per decoder H/W engine.
501 * When that engine is initialized, that bit is set by
502 * the driver to signal we can use this engine in later
503 * code paths.
504 * Each bit is cleared upon reset of its corresponding H/W
505 * engine.
506 * @tpc_hw_cap_initialized: This field contains a bit per TPC H/W engine.
507 * When that engine is initialized, that bit is set by
508 * the driver to signal we can use this engine in later
509 * code paths.
510 * Each bit is cleared upon reset of its corresponding H/W
511 * engine.
512 * @active_tpc_arc: This field contains a bit per ARC of the TPC engines.
513 * Once an engine arc is initialized, its respective bit is
514 * set. Each respective bit is cleared upon reset of its
515 * corresponding ARC of the TPC engine.
516 * @nic_hw_cap_initialized: This field contains a bit per nic H/W engine.
517 * @active_nic_arc: This field contains a bit per ARC of the NIC engines.
518 * Once an engine arc is initialized, its respective bit is
519 * set. Each respective bit is cleared upon reset of its
520 * corresponding ARC of the NIC engine.
521 * @hw_events: array that holds all H/W events that are defined valid.
522 * @events_stat: array that holds histogram of all received events.
523 * @events_stat_aggregate: same as events_stat but doesn't get cleared on reset.
524 * @num_of_valid_hw_events: used to hold the number of valid H/W events.
525 * @nic_ports: array that holds all NIC ports manage structures.
526 * @nic_macros: array that holds all NIC macro manage structures.
527 * @core_info: core info to be used by the Ethernet driver.
528 * @aux_ops: functions for core <-> aux drivers communication.
529 * @flush_db_fifo: flag to force flush DB FIFO after a write.
530 * @hbm_cfg: HBM subsystem settings
531 * @hw_queues_lock_mutex: used by simulator instead of hw_queues_lock.
532 * @queues_test_info: information used by the driver when testing the HW queues.
533 */
534struct gaudi2_device {
535 int (*cpucp_info_get)(struct hl_device *hdev);
536
537 struct user_mapped_block mapped_blocks[NUM_USER_MAPPED_BLOCKS];
538 int lfsr_rand_seeds[MME_NUM_OF_LFSR_SEEDS];
539
540 spinlock_t hw_queues_lock;
541
542 void *scratchpad_kernel_address;
543 dma_addr_t scratchpad_bus_address;
544
545 void *virt_msix_db_cpu_addr;
546 dma_addr_t virt_msix_db_dma_addr;
547
548 u64 dram_bar_cur_addr;
549 u64 hw_cap_initialized;
550 u64 active_hw_arc;
551 u64 dec_hw_cap_initialized;
552 u64 tpc_hw_cap_initialized;
553 u64 active_tpc_arc;
554 u64 nic_hw_cap_initialized;
555 u64 active_nic_arc;
556 u32 hw_events[GAUDI2_EVENT_SIZE];
557 u32 events_stat[GAUDI2_EVENT_SIZE];
558 u32 events_stat_aggregate[GAUDI2_EVENT_SIZE];
559 u32 num_of_valid_hw_events;
560
561 /* Queue testing */
562 struct gaudi2_queues_test_info queues_test_info[GAUDI2_NUM_TESTED_QS];
563};
564
565/*
566 * Types of the Gaudi2 IP blocks, used by special blocks iterator.
567 * Required for scenarios where only particular block types can be
568 * addressed (e.g., special PLDM images).
569 */
570enum gaudi2_block_types {
571 GAUDI2_BLOCK_TYPE_PLL,
572 GAUDI2_BLOCK_TYPE_RTR,
573 GAUDI2_BLOCK_TYPE_CPU,
574 GAUDI2_BLOCK_TYPE_HIF,
575 GAUDI2_BLOCK_TYPE_HBM,
576 GAUDI2_BLOCK_TYPE_NIC,
577 GAUDI2_BLOCK_TYPE_PCIE,
578 GAUDI2_BLOCK_TYPE_PCIE_PMA,
579 GAUDI2_BLOCK_TYPE_PDMA,
580 GAUDI2_BLOCK_TYPE_EDMA,
581 GAUDI2_BLOCK_TYPE_PMMU,
582 GAUDI2_BLOCK_TYPE_PSOC,
583 GAUDI2_BLOCK_TYPE_ROT,
584 GAUDI2_BLOCK_TYPE_ARC_FARM,
585 GAUDI2_BLOCK_TYPE_DEC,
586 GAUDI2_BLOCK_TYPE_MME,
587 GAUDI2_BLOCK_TYPE_EU_BIST,
588 GAUDI2_BLOCK_TYPE_SYNC_MNGR,
589 GAUDI2_BLOCK_TYPE_STLB,
590 GAUDI2_BLOCK_TYPE_TPC,
591 GAUDI2_BLOCK_TYPE_HMMU,
592 GAUDI2_BLOCK_TYPE_SRAM,
593 GAUDI2_BLOCK_TYPE_XBAR,
594 GAUDI2_BLOCK_TYPE_KDMA,
595 GAUDI2_BLOCK_TYPE_XDMA,
596 GAUDI2_BLOCK_TYPE_XFT,
597 GAUDI2_BLOCK_TYPE_MAX
598};
599
600extern const u32 gaudi2_dma_core_blocks_bases[DMA_CORE_ID_SIZE];
601extern const u32 gaudi2_qm_blocks_bases[GAUDI2_QUEUE_ID_SIZE];
602extern const u32 gaudi2_mme_acc_blocks_bases[MME_ID_SIZE];
603extern const u32 gaudi2_mme_ctrl_lo_blocks_bases[MME_ID_SIZE];
604extern const u32 edma_stream_base[NUM_OF_EDMA_PER_DCORE * NUM_OF_DCORES];
605extern const u32 gaudi2_rot_blocks_bases[ROTATOR_ID_SIZE];
606
607void gaudi2_iterate_tpcs(struct hl_device *hdev, struct iterate_module_ctx *ctx);
608int gaudi2_coresight_init(struct hl_device *hdev);
609int gaudi2_debug_coresight(struct hl_device *hdev, struct hl_ctx *ctx, void *data);
610void gaudi2_halt_coresight(struct hl_device *hdev, struct hl_ctx *ctx);
611void gaudi2_init_blocks(struct hl_device *hdev, struct dup_block_ctx *cfg_ctx);
612bool gaudi2_is_hmmu_enabled(struct hl_device *hdev, int dcore_id, int hmmu_id);
613void gaudi2_write_rr_to_all_lbw_rtrs(struct hl_device *hdev, u8 rr_type, u32 rr_index, u64 min_val,
614 u64 max_val);
615void gaudi2_pb_print_security_errors(struct hl_device *hdev, u32 block_addr, u32 cause,
616 u32 offended_addr);
617int gaudi2_init_security(struct hl_device *hdev);
618void gaudi2_ack_protection_bits_errors(struct hl_device *hdev);
619int gaudi2_send_device_activity(struct hl_device *hdev, bool open);
620
621#endif /* GAUDI2P_H_ */
622

source code of linux/drivers/accel/habanalabs/gaudi2/gaudi2P.h