1// SPDX-License-Identifier: GPL-2.0
2
3/* Copyright (C) 2022 Linaro Ltd. */
4
5#include <linux/types.h>
6
7#include "../ipa.h"
8#include "../ipa_reg.h"
9
10static const u32 reg_comp_cfg_fmask[] = {
11 /* Bit 0 reserved */
12 [GSI_SNOC_BYPASS_DIS] = BIT(1),
13 [GEN_QMB_0_SNOC_BYPASS_DIS] = BIT(2),
14 [GEN_QMB_1_SNOC_BYPASS_DIS] = BIT(3),
15 [IPA_DCMP_FAST_CLK_EN] = BIT(4),
16 [IPA_QMB_SELECT_CONS_EN] = BIT(5),
17 [IPA_QMB_SELECT_PROD_EN] = BIT(6),
18 [GSI_MULTI_INORDER_RD_DIS] = BIT(7),
19 [GSI_MULTI_INORDER_WR_DIS] = BIT(8),
20 [GEN_QMB_0_MULTI_INORDER_RD_DIS] = BIT(9),
21 [GEN_QMB_1_MULTI_INORDER_RD_DIS] = BIT(10),
22 [GEN_QMB_0_MULTI_INORDER_WR_DIS] = BIT(11),
23 [GEN_QMB_1_MULTI_INORDER_WR_DIS] = BIT(12),
24 [GEN_QMB_0_SNOC_CNOC_LOOP_PROT_DIS] = BIT(13),
25 [GSI_SNOC_CNOC_LOOP_PROT_DISABLE] = BIT(14),
26 [GSI_MULTI_AXI_MASTERS_DIS] = BIT(15),
27 [IPA_QMB_SELECT_GLOBAL_EN] = BIT(16),
28 [ATOMIC_FETCHER_ARB_LOCK_DIS] = GENMASK(20, 17),
29 /* Bits 21-31 reserved */
30};
31
32REG_FIELDS(COMP_CFG, comp_cfg, 0x0000003c);
33
34static const u32 reg_clkon_cfg_fmask[] = {
35 [CLKON_RX] = BIT(0),
36 [CLKON_PROC] = BIT(1),
37 [TX_WRAPPER] = BIT(2),
38 [CLKON_MISC] = BIT(3),
39 [RAM_ARB] = BIT(4),
40 [FTCH_HPS] = BIT(5),
41 [FTCH_DPS] = BIT(6),
42 [CLKON_HPS] = BIT(7),
43 [CLKON_DPS] = BIT(8),
44 [RX_HPS_CMDQS] = BIT(9),
45 [HPS_DPS_CMDQS] = BIT(10),
46 [DPS_TX_CMDQS] = BIT(11),
47 [RSRC_MNGR] = BIT(12),
48 [CTX_HANDLER] = BIT(13),
49 [ACK_MNGR] = BIT(14),
50 [D_DCPH] = BIT(15),
51 [H_DCPH] = BIT(16),
52 /* Bit 17 reserved */
53 [NTF_TX_CMDQS] = BIT(18),
54 [CLKON_TX_0] = BIT(19),
55 [CLKON_TX_1] = BIT(20),
56 [CLKON_FNR] = BIT(21),
57 [QSB2AXI_CMDQ_L] = BIT(22),
58 [AGGR_WRAPPER] = BIT(23),
59 [RAM_SLAVEWAY] = BIT(24),
60 [CLKON_QMB] = BIT(25),
61 [WEIGHT_ARB] = BIT(26),
62 [GSI_IF] = BIT(27),
63 [CLKON_GLOBAL] = BIT(28),
64 [GLOBAL_2X_CLK] = BIT(29),
65 /* Bits 30-31 reserved */
66};
67
68REG_FIELDS(CLKON_CFG, clkon_cfg, 0x00000044);
69
70static const u32 reg_route_fmask[] = {
71 [ROUTE_DIS] = BIT(0),
72 [ROUTE_DEF_PIPE] = GENMASK(5, 1),
73 [ROUTE_DEF_HDR_TABLE] = BIT(6),
74 [ROUTE_DEF_HDR_OFST] = GENMASK(16, 7),
75 [ROUTE_FRAG_DEF_PIPE] = GENMASK(21, 17),
76 /* Bits 22-23 reserved */
77 [ROUTE_DEF_RETAIN_HDR] = BIT(24),
78 /* Bits 25-31 reserved */
79};
80
81REG_FIELDS(ROUTE, route, 0x00000048);
82
83static const u32 reg_shared_mem_size_fmask[] = {
84 [MEM_SIZE] = GENMASK(15, 0),
85 [MEM_BADDR] = GENMASK(31, 16),
86};
87
88REG_FIELDS(SHARED_MEM_SIZE, shared_mem_size, 0x00000054);
89
90static const u32 reg_qsb_max_writes_fmask[] = {
91 [GEN_QMB_0_MAX_WRITES] = GENMASK(3, 0),
92 [GEN_QMB_1_MAX_WRITES] = GENMASK(7, 4),
93 /* Bits 8-31 reserved */
94};
95
96REG_FIELDS(QSB_MAX_WRITES, qsb_max_writes, 0x00000074);
97
98static const u32 reg_qsb_max_reads_fmask[] = {
99 [GEN_QMB_0_MAX_READS] = GENMASK(3, 0),
100 [GEN_QMB_1_MAX_READS] = GENMASK(7, 4),
101 /* Bits 8-15 reserved */
102 [GEN_QMB_0_MAX_READS_BEATS] = GENMASK(23, 16),
103 [GEN_QMB_1_MAX_READS_BEATS] = GENMASK(31, 24),
104};
105
106REG_FIELDS(QSB_MAX_READS, qsb_max_reads, 0x00000078);
107
108static const u32 reg_filt_rout_hash_en_fmask[] = {
109 [IPV6_ROUTER_HASH] = BIT(0),
110 /* Bits 1-3 reserved */
111 [IPV6_FILTER_HASH] = BIT(4),
112 /* Bits 5-7 reserved */
113 [IPV4_ROUTER_HASH] = BIT(8),
114 /* Bits 9-11 reserved */
115 [IPV4_FILTER_HASH] = BIT(12),
116 /* Bits 13-31 reserved */
117};
118
119REG_FIELDS(FILT_ROUT_HASH_EN, filt_rout_hash_en, 0x0000148);
120
121static const u32 reg_filt_rout_hash_flush_fmask[] = {
122 [IPV6_ROUTER_HASH] = BIT(0),
123 /* Bits 1-3 reserved */
124 [IPV6_FILTER_HASH] = BIT(4),
125 /* Bits 5-7 reserved */
126 [IPV4_ROUTER_HASH] = BIT(8),
127 /* Bits 9-11 reserved */
128 [IPV4_FILTER_HASH] = BIT(12),
129 /* Bits 13-31 reserved */
130};
131
132REG_FIELDS(FILT_ROUT_HASH_FLUSH, filt_rout_hash_flush, 0x000014c);
133
134/* Valid bits defined by ipa->available */
135REG_STRIDE(STATE_AGGR_ACTIVE, state_aggr_active, 0x000000b4, 0x0004);
136
137REG(IPA_BCR, ipa_bcr, 0x000001d0);
138
139static const u32 reg_local_pkt_proc_cntxt_fmask[] = {
140 [IPA_BASE_ADDR] = GENMASK(16, 0),
141 /* Bits 17-31 reserved */
142};
143
144/* Offset must be a multiple of 8 */
145REG_FIELDS(LOCAL_PKT_PROC_CNTXT, local_pkt_proc_cntxt, 0x000001e8);
146
147/* Valid bits defined by ipa->available */
148REG_STRIDE(AGGR_FORCE_CLOSE, aggr_force_close, 0x000001ec, 0x0004);
149
150static const u32 reg_counter_cfg_fmask[] = {
151 /* Bits 0-3 reserved */
152 [AGGR_GRANULARITY] = GENMASK(8, 4),
153 /* Bits 9-31 reserved */
154};
155
156REG_FIELDS(COUNTER_CFG, counter_cfg, 0x000001f0);
157
158static const u32 reg_ipa_tx_cfg_fmask[] = {
159 /* Bits 0-1 reserved */
160 [PREFETCH_ALMOST_EMPTY_SIZE_TX0] = GENMASK(5, 2),
161 [DMAW_SCND_OUTSD_PRED_THRESHOLD] = GENMASK(9, 6),
162 [DMAW_SCND_OUTSD_PRED_EN] = BIT(10),
163 [DMAW_MAX_BEATS_256_DIS] = BIT(11),
164 [PA_MASK_EN] = BIT(12),
165 [PREFETCH_ALMOST_EMPTY_SIZE_TX1] = GENMASK(16, 13),
166 /* Bit 17 reserved */
167 [SSPND_PA_NO_START_STATE] = BIT(18),
168 [SSPND_PA_NO_BQ_STATE] = BIT(19),
169 /* Bits 20-31 reserved */
170};
171
172REG_FIELDS(IPA_TX_CFG, ipa_tx_cfg, 0x000001fc);
173
174static const u32 reg_flavor_0_fmask[] = {
175 [MAX_PIPES] = GENMASK(3, 0),
176 /* Bits 4-7 reserved */
177 [MAX_CONS_PIPES] = GENMASK(12, 8),
178 /* Bits 13-15 reserved */
179 [MAX_PROD_PIPES] = GENMASK(20, 16),
180 /* Bits 21-23 reserved */
181 [PROD_LOWEST] = GENMASK(27, 24),
182 /* Bits 28-31 reserved */
183};
184
185REG_FIELDS(FLAVOR_0, flavor_0, 0x00000210);
186
187static const u32 reg_idle_indication_cfg_fmask[] = {
188 [ENTER_IDLE_DEBOUNCE_THRESH] = GENMASK(15, 0),
189 [CONST_NON_IDLE_ENABLE] = BIT(16),
190 /* Bits 17-31 reserved */
191};
192
193REG_FIELDS(IDLE_INDICATION_CFG, idle_indication_cfg, 0x00000240);
194
195static const u32 reg_src_rsrc_grp_01_rsrc_type_fmask[] = {
196 [X_MIN_LIM] = GENMASK(5, 0),
197 /* Bits 6-7 reserved */
198 [X_MAX_LIM] = GENMASK(13, 8),
199 /* Bits 14-15 reserved */
200 [Y_MIN_LIM] = GENMASK(21, 16),
201 /* Bits 22-23 reserved */
202 [Y_MAX_LIM] = GENMASK(29, 24),
203 /* Bits 30-31 reserved */
204};
205
206REG_STRIDE_FIELDS(SRC_RSRC_GRP_01_RSRC_TYPE, src_rsrc_grp_01_rsrc_type,
207 0x00000400, 0x0020);
208
209static const u32 reg_src_rsrc_grp_23_rsrc_type_fmask[] = {
210 [X_MIN_LIM] = GENMASK(5, 0),
211 /* Bits 6-7 reserved */
212 [X_MAX_LIM] = GENMASK(13, 8),
213 /* Bits 14-15 reserved */
214 [Y_MIN_LIM] = GENMASK(21, 16),
215 /* Bits 22-23 reserved */
216 [Y_MAX_LIM] = GENMASK(29, 24),
217 /* Bits 30-31 reserved */
218};
219
220REG_STRIDE_FIELDS(SRC_RSRC_GRP_23_RSRC_TYPE, src_rsrc_grp_23_rsrc_type,
221 0x00000404, 0x0020);
222
223static const u32 reg_dst_rsrc_grp_01_rsrc_type_fmask[] = {
224 [X_MIN_LIM] = GENMASK(5, 0),
225 /* Bits 6-7 reserved */
226 [X_MAX_LIM] = GENMASK(13, 8),
227 /* Bits 14-15 reserved */
228 [Y_MIN_LIM] = GENMASK(21, 16),
229 /* Bits 22-23 reserved */
230 [Y_MAX_LIM] = GENMASK(29, 24),
231 /* Bits 30-31 reserved */
232};
233
234REG_STRIDE_FIELDS(DST_RSRC_GRP_01_RSRC_TYPE, dst_rsrc_grp_01_rsrc_type,
235 0x00000500, 0x0020);
236
237static const u32 reg_dst_rsrc_grp_23_rsrc_type_fmask[] = {
238 [X_MIN_LIM] = GENMASK(5, 0),
239 /* Bits 6-7 reserved */
240 [X_MAX_LIM] = GENMASK(13, 8),
241 /* Bits 14-15 reserved */
242 [Y_MIN_LIM] = GENMASK(21, 16),
243 /* Bits 22-23 reserved */
244 [Y_MAX_LIM] = GENMASK(29, 24),
245 /* Bits 30-31 reserved */
246};
247
248REG_STRIDE_FIELDS(DST_RSRC_GRP_23_RSRC_TYPE, dst_rsrc_grp_23_rsrc_type,
249 0x00000504, 0x0020);
250
251static const u32 reg_endp_init_cfg_fmask[] = {
252 [FRAG_OFFLOAD_EN] = BIT(0),
253 [CS_OFFLOAD_EN] = GENMASK(2, 1),
254 [CS_METADATA_HDR_OFFSET] = GENMASK(6, 3),
255 /* Bit 7 reserved */
256 [CS_GEN_QMB_MASTER_SEL] = BIT(8),
257 /* Bits 9-31 reserved */
258};
259
260REG_STRIDE_FIELDS(ENDP_INIT_CFG, endp_init_cfg, 0x00000808, 0x0070);
261
262static const u32 reg_endp_init_nat_fmask[] = {
263 [NAT_EN] = GENMASK(1, 0),
264 /* Bits 2-31 reserved */
265};
266
267REG_STRIDE_FIELDS(ENDP_INIT_NAT, endp_init_nat, 0x0000080c, 0x0070);
268
269static const u32 reg_endp_init_hdr_fmask[] = {
270 [HDR_LEN] = GENMASK(5, 0),
271 [HDR_OFST_METADATA_VALID] = BIT(6),
272 [HDR_OFST_METADATA] = GENMASK(12, 7),
273 [HDR_ADDITIONAL_CONST_LEN] = GENMASK(18, 13),
274 [HDR_OFST_PKT_SIZE_VALID] = BIT(19),
275 [HDR_OFST_PKT_SIZE] = GENMASK(25, 20),
276 [HDR_A5_MUX] = BIT(26),
277 [HDR_LEN_INC_DEAGG_HDR] = BIT(27),
278 [HDR_METADATA_REG_VALID] = BIT(28),
279 /* Bits 29-31 reserved */
280};
281
282REG_STRIDE_FIELDS(ENDP_INIT_HDR, endp_init_hdr, 0x00000810, 0x0070);
283
284static const u32 reg_endp_init_hdr_ext_fmask[] = {
285 [HDR_ENDIANNESS] = BIT(0),
286 [HDR_TOTAL_LEN_OR_PAD_VALID] = BIT(1),
287 [HDR_TOTAL_LEN_OR_PAD] = BIT(2),
288 [HDR_PAYLOAD_LEN_INC_PADDING] = BIT(3),
289 [HDR_TOTAL_LEN_OR_PAD_OFFSET] = GENMASK(9, 4),
290 [HDR_PAD_TO_ALIGNMENT] = GENMASK(13, 10),
291 /* Bits 14-31 reserved */
292};
293
294REG_STRIDE_FIELDS(ENDP_INIT_HDR_EXT, endp_init_hdr_ext, 0x00000814, 0x0070);
295
296REG_STRIDE(ENDP_INIT_HDR_METADATA_MASK, endp_init_hdr_metadata_mask,
297 0x00000818, 0x0070);
298
299static const u32 reg_endp_init_mode_fmask[] = {
300 [ENDP_MODE] = GENMASK(2, 0),
301 /* Bit 3 reserved */
302 [DEST_PIPE_INDEX] = GENMASK(8, 4),
303 /* Bits 9-11 reserved */
304 [BYTE_THRESHOLD] = GENMASK(27, 12),
305 [PIPE_REPLICATION_EN] = BIT(28),
306 [PAD_EN] = BIT(29),
307 [HDR_FTCH_DISABLE] = BIT(30),
308 /* Bit 31 reserved */
309};
310
311REG_STRIDE_FIELDS(ENDP_INIT_MODE, endp_init_mode, 0x00000820, 0x0070);
312
313static const u32 reg_endp_init_aggr_fmask[] = {
314 [AGGR_EN] = GENMASK(1, 0),
315 [AGGR_TYPE] = GENMASK(4, 2),
316 [BYTE_LIMIT] = GENMASK(9, 5),
317 [TIME_LIMIT] = GENMASK(14, 10),
318 [PKT_LIMIT] = GENMASK(20, 15),
319 [SW_EOF_ACTIVE] = BIT(21),
320 [FORCE_CLOSE] = BIT(22),
321 /* Bit 23 reserved */
322 [HARD_BYTE_LIMIT_EN] = BIT(24),
323 /* Bits 25-31 reserved */
324};
325
326REG_STRIDE_FIELDS(ENDP_INIT_AGGR, endp_init_aggr, 0x00000824, 0x0070);
327
328static const u32 reg_endp_init_hol_block_en_fmask[] = {
329 [HOL_BLOCK_EN] = BIT(0),
330 /* Bits 1-31 reserved */
331};
332
333REG_STRIDE_FIELDS(ENDP_INIT_HOL_BLOCK_EN, endp_init_hol_block_en,
334 0x0000082c, 0x0070);
335
336static const u32 reg_endp_init_hol_block_timer_fmask[] = {
337 [TIMER_BASE_VALUE] = GENMASK(4, 0),
338 /* Bits 5-7 reserved */
339 [TIMER_SCALE] = GENMASK(12, 8),
340 /* Bits 9-31 reserved */
341};
342
343REG_STRIDE_FIELDS(ENDP_INIT_HOL_BLOCK_TIMER, endp_init_hol_block_timer,
344 0x00000830, 0x0070);
345
346static const u32 reg_endp_init_deaggr_fmask[] = {
347 [DEAGGR_HDR_LEN] = GENMASK(5, 0),
348 [SYSPIPE_ERR_DETECTION] = BIT(6),
349 [PACKET_OFFSET_VALID] = BIT(7),
350 [PACKET_OFFSET_LOCATION] = GENMASK(13, 8),
351 [IGNORE_MIN_PKT_ERR] = BIT(14),
352 /* Bit 15 reserved */
353 [MAX_PACKET_LEN] = GENMASK(31, 16),
354};
355
356REG_STRIDE_FIELDS(ENDP_INIT_DEAGGR, endp_init_deaggr, 0x00000834, 0x0070);
357
358static const u32 reg_endp_init_rsrc_grp_fmask[] = {
359 [ENDP_RSRC_GRP] = BIT(0),
360 /* Bits 1-31 reserved */
361};
362
363REG_STRIDE_FIELDS(ENDP_INIT_RSRC_GRP, endp_init_rsrc_grp, 0x00000838, 0x0070);
364
365static const u32 reg_endp_init_seq_fmask[] = {
366 [SEQ_TYPE] = GENMASK(7, 0),
367 [SEQ_REP_TYPE] = GENMASK(15, 8),
368 /* Bits 16-31 reserved */
369};
370
371REG_STRIDE_FIELDS(ENDP_INIT_SEQ, endp_init_seq, 0x0000083c, 0x0070);
372
373static const u32 reg_endp_status_fmask[] = {
374 [STATUS_EN] = BIT(0),
375 [STATUS_ENDP] = GENMASK(5, 1),
376 /* Bits 6-7 reserved */
377 [STATUS_LOCATION] = BIT(8),
378 [STATUS_PKT_SUPPRESS] = BIT(9),
379 /* Bits 10-31 reserved */
380};
381
382REG_STRIDE_FIELDS(ENDP_STATUS, endp_status, 0x00000840, 0x0070);
383
384/* Valid bits defined by enum ipa_irq_id; only used for GSI_EE_AP */
385REG(IPA_IRQ_STTS, ipa_irq_stts, 0x00003008 + 0x1000 * GSI_EE_AP);
386
387/* Valid bits defined by enum ipa_irq_id; only used for GSI_EE_AP */
388REG(IPA_IRQ_EN, ipa_irq_en, 0x0000300c + 0x1000 * GSI_EE_AP);
389
390/* Valid bits defined by enum ipa_irq_id; only used for GSI_EE_AP */
391REG(IPA_IRQ_CLR, ipa_irq_clr, 0x00003010 + 0x1000 * GSI_EE_AP);
392
393static const u32 reg_ipa_irq_uc_fmask[] = {
394 [UC_INTR] = BIT(0),
395 /* Bits 1-31 reserved */
396};
397
398REG_FIELDS(IPA_IRQ_UC, ipa_irq_uc, 0x0000301c + 0x1000 * GSI_EE_AP);
399
400/* Valid bits defined by ipa->available */
401REG_STRIDE(IRQ_SUSPEND_INFO, irq_suspend_info,
402 0x00003030 + 0x1000 * GSI_EE_AP, 0x0004);
403
404/* Valid bits defined by ipa->available */
405REG_STRIDE(IRQ_SUSPEND_EN, irq_suspend_en,
406 0x00003034 + 0x1000 * GSI_EE_AP, 0x0004);
407
408/* Valid bits defined by ipa->available */
409REG_STRIDE(IRQ_SUSPEND_CLR, irq_suspend_clr,
410 0x00003038 + 0x1000 * GSI_EE_AP, 0x0004);
411
412static const struct reg *reg_array[] = {
413 [COMP_CFG] = &reg_comp_cfg,
414 [CLKON_CFG] = &reg_clkon_cfg,
415 [ROUTE] = &reg_route,
416 [SHARED_MEM_SIZE] = &reg_shared_mem_size,
417 [QSB_MAX_WRITES] = &reg_qsb_max_writes,
418 [QSB_MAX_READS] = &reg_qsb_max_reads,
419 [FILT_ROUT_HASH_EN] = &reg_filt_rout_hash_en,
420 [FILT_ROUT_HASH_FLUSH] = &reg_filt_rout_hash_flush,
421 [STATE_AGGR_ACTIVE] = &reg_state_aggr_active,
422 [IPA_BCR] = &reg_ipa_bcr,
423 [LOCAL_PKT_PROC_CNTXT] = &reg_local_pkt_proc_cntxt,
424 [AGGR_FORCE_CLOSE] = &reg_aggr_force_close,
425 [COUNTER_CFG] = &reg_counter_cfg,
426 [IPA_TX_CFG] = &reg_ipa_tx_cfg,
427 [FLAVOR_0] = &reg_flavor_0,
428 [IDLE_INDICATION_CFG] = &reg_idle_indication_cfg,
429 [SRC_RSRC_GRP_01_RSRC_TYPE] = &reg_src_rsrc_grp_01_rsrc_type,
430 [SRC_RSRC_GRP_23_RSRC_TYPE] = &reg_src_rsrc_grp_23_rsrc_type,
431 [DST_RSRC_GRP_01_RSRC_TYPE] = &reg_dst_rsrc_grp_01_rsrc_type,
432 [DST_RSRC_GRP_23_RSRC_TYPE] = &reg_dst_rsrc_grp_23_rsrc_type,
433 [ENDP_INIT_CFG] = &reg_endp_init_cfg,
434 [ENDP_INIT_NAT] = &reg_endp_init_nat,
435 [ENDP_INIT_HDR] = &reg_endp_init_hdr,
436 [ENDP_INIT_HDR_EXT] = &reg_endp_init_hdr_ext,
437 [ENDP_INIT_HDR_METADATA_MASK] = &reg_endp_init_hdr_metadata_mask,
438 [ENDP_INIT_MODE] = &reg_endp_init_mode,
439 [ENDP_INIT_AGGR] = &reg_endp_init_aggr,
440 [ENDP_INIT_HOL_BLOCK_EN] = &reg_endp_init_hol_block_en,
441 [ENDP_INIT_HOL_BLOCK_TIMER] = &reg_endp_init_hol_block_timer,
442 [ENDP_INIT_DEAGGR] = &reg_endp_init_deaggr,
443 [ENDP_INIT_RSRC_GRP] = &reg_endp_init_rsrc_grp,
444 [ENDP_INIT_SEQ] = &reg_endp_init_seq,
445 [ENDP_STATUS] = &reg_endp_status,
446 [IPA_IRQ_STTS] = &reg_ipa_irq_stts,
447 [IPA_IRQ_EN] = &reg_ipa_irq_en,
448 [IPA_IRQ_CLR] = &reg_ipa_irq_clr,
449 [IPA_IRQ_UC] = &reg_ipa_irq_uc,
450 [IRQ_SUSPEND_INFO] = &reg_irq_suspend_info,
451 [IRQ_SUSPEND_EN] = &reg_irq_suspend_en,
452 [IRQ_SUSPEND_CLR] = &reg_irq_suspend_clr,
453};
454
455const struct regs ipa_regs_v4_2 = {
456 .reg_count = ARRAY_SIZE(reg_array),
457 .reg = reg_array,
458};
459

source code of linux/drivers/net/ipa/reg/ipa_reg-v4.2.c