1 /*
2  * Copyright 2021 Advanced Micro Devices, Inc.
3  *
4  * Permission is hereby granted, free of charge, to any person obtaining a
5  * copy of this software and associated documentation files (the "Software"),
6  * to deal in the Software without restriction, including without limitation
7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8  * and/or sell copies of the Software, and to permit persons to whom the
9  * Software is furnished to do so, subject to the following conditions:
10  *
11  * The above copyright notice and this permission notice shall be included in
12  * all copies or substantial portions of the Software.
13  *
14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
17  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20  * OTHER DEALINGS IN THE SOFTWARE.
21  *
22  * Authors: AMD
23  *
24  */
25 
26 
27 #include "dm_services.h"
28 #include "dc.h"
29 
30 #include "dcn31/dcn31_init.h"
31 
32 #include "resource.h"
33 #include "include/irq_service_interface.h"
34 #include "dcn315_resource.h"
35 
36 #include "dcn20/dcn20_resource.h"
37 #include "dcn30/dcn30_resource.h"
38 #include "dcn31/dcn31_resource.h"
39 
40 #include "dcn10/dcn10_ipp.h"
41 #include "dcn30/dcn30_hubbub.h"
42 #include "dcn31/dcn31_hubbub.h"
43 #include "dcn30/dcn30_mpc.h"
44 #include "dcn31/dcn31_hubp.h"
45 #include "irq/dcn315/irq_service_dcn315.h"
46 #include "dcn30/dcn30_dpp.h"
47 #include "dcn31/dcn31_optc.h"
48 #include "dcn20/dcn20_hwseq.h"
49 #include "dcn30/dcn30_hwseq.h"
50 #include "dce110/dce110_hw_sequencer.h"
51 #include "dcn30/dcn30_opp.h"
52 #include "dcn20/dcn20_dsc.h"
53 #include "dcn30/dcn30_vpg.h"
54 #include "dcn30/dcn30_afmt.h"
55 #include "dcn30/dcn30_dio_stream_encoder.h"
56 #include "dcn31/dcn31_hpo_dp_stream_encoder.h"
57 #include "dcn31/dcn31_hpo_dp_link_encoder.h"
58 #include "dcn31/dcn31_apg.h"
59 #include "dcn31/dcn31_dio_link_encoder.h"
60 #include "dcn31/dcn31_vpg.h"
61 #include "dcn31/dcn31_afmt.h"
62 #include "dce/dce_clock_source.h"
63 #include "dce/dce_audio.h"
64 #include "dce/dce_hwseq.h"
65 #include "clk_mgr.h"
66 #include "virtual/virtual_stream_encoder.h"
67 #include "dce110/dce110_resource.h"
68 #include "dml/display_mode_vba.h"
69 #include "dml/dcn31/dcn31_fpu.h"
70 #include "dcn31/dcn31_dccg.h"
71 #include "dcn10/dcn10_resource.h"
72 #include "dcn31/dcn31_panel_cntl.h"
73 
74 #include "dcn30/dcn30_dwb.h"
75 #include "dcn30/dcn30_mmhubbub.h"
76 
77 #include "dcn/dcn_3_1_5_offset.h"
78 #include "dcn/dcn_3_1_5_sh_mask.h"
79 #include "dpcs/dpcs_4_2_2_offset.h"
80 #include "dpcs/dpcs_4_2_2_sh_mask.h"
81 
82 #define NBIO_BASE__INST0_SEG0                      0x00000000
83 #define NBIO_BASE__INST0_SEG1                      0x00000014
84 #define NBIO_BASE__INST0_SEG2                      0x00000D20
85 #define NBIO_BASE__INST0_SEG3                      0x00010400
86 #define NBIO_BASE__INST0_SEG4                      0x0241B000
87 #define NBIO_BASE__INST0_SEG5                      0x04040000
88 
89 #define DPCS_BASE__INST0_SEG0                      0x00000012
90 #define DPCS_BASE__INST0_SEG1                      0x000000C0
91 #define DPCS_BASE__INST0_SEG2                      0x000034C0
92 #define DPCS_BASE__INST0_SEG3                      0x00009000
93 #define DPCS_BASE__INST0_SEG4                      0x02403C00
94 #define DPCS_BASE__INST0_SEG5                      0
95 
96 #define DCN_BASE__INST0_SEG0                       0x00000012
97 #define DCN_BASE__INST0_SEG1                       0x000000C0
98 #define DCN_BASE__INST0_SEG2                       0x000034C0
99 #define DCN_BASE__INST0_SEG3                       0x00009000
100 #define DCN_BASE__INST0_SEG4                       0x02403C00
101 #define DCN_BASE__INST0_SEG5                       0
102 
103 #define regBIF_BX_PF2_RSMU_INDEX                                                                        0x0000
104 #define regBIF_BX_PF2_RSMU_INDEX_BASE_IDX                                                               1
105 #define regBIF_BX_PF2_RSMU_DATA                                                                         0x0001
106 #define regBIF_BX_PF2_RSMU_DATA_BASE_IDX                                                                1
107 #define regBIF_BX2_BIOS_SCRATCH_6                                                                       0x003e
108 #define regBIF_BX2_BIOS_SCRATCH_6_BASE_IDX                                                              1
109 #define BIF_BX2_BIOS_SCRATCH_6__BIOS_SCRATCH_6__SHIFT                                                         0x0
110 #define BIF_BX2_BIOS_SCRATCH_6__BIOS_SCRATCH_6_MASK                                                           0xFFFFFFFFL
111 #define regBIF_BX2_BIOS_SCRATCH_2                                                                       0x003a
112 #define regBIF_BX2_BIOS_SCRATCH_2_BASE_IDX                                                              1
113 #define BIF_BX2_BIOS_SCRATCH_2__BIOS_SCRATCH_2__SHIFT                                                         0x0
114 #define BIF_BX2_BIOS_SCRATCH_2__BIOS_SCRATCH_2_MASK                                                           0xFFFFFFFFL
115 #define regBIF_BX2_BIOS_SCRATCH_3                                                                       0x003b
116 #define regBIF_BX2_BIOS_SCRATCH_3_BASE_IDX                                                              1
117 #define BIF_BX2_BIOS_SCRATCH_3__BIOS_SCRATCH_3__SHIFT                                                         0x0
118 #define BIF_BX2_BIOS_SCRATCH_3__BIOS_SCRATCH_3_MASK                                                           0xFFFFFFFFL
119 
120 #define regDCHUBBUB_DEBUG_CTRL_0                                              0x04d6
121 #define regDCHUBBUB_DEBUG_CTRL_0_BASE_IDX                                     2
122 #define DCHUBBUB_DEBUG_CTRL_0__DET_DEPTH__SHIFT                               0x10
123 #define DCHUBBUB_DEBUG_CTRL_0__DET_DEPTH_MASK                                 0x01FF0000L
124 
125 #include "reg_helper.h"
126 #include "dce/dmub_abm.h"
127 #include "dce/dmub_psr.h"
128 #include "dce/dce_aux.h"
129 #include "dce/dce_i2c.h"
130 
131 #include "dml/dcn30/display_mode_vba_30.h"
132 #include "vm_helper.h"
133 #include "dcn20/dcn20_vmid.h"
134 
135 #include "link_enc_cfg.h"
136 
137 #define DCN3_15_MAX_DET_SIZE 384
138 #define DCN3_15_CRB_SEGMENT_SIZE_KB 64
139 #define DCN3_15_MAX_DET_SEGS (DCN3_15_MAX_DET_SIZE / DCN3_15_CRB_SEGMENT_SIZE_KB)
140 /* Minimum 2 extra segments need to be in compbuf and claimable to guarantee seamless mpo transitions */
141 #define MIN_RESERVED_DET_SEGS 2
142 
143 enum dcn31_clk_src_array_id {
144 	DCN31_CLK_SRC_PLL0,
145 	DCN31_CLK_SRC_PLL1,
146 	DCN31_CLK_SRC_PLL2,
147 	DCN31_CLK_SRC_PLL3,
148 	DCN31_CLK_SRC_PLL4,
149 	DCN30_CLK_SRC_TOTAL
150 };
151 
152 /* begin *********************
153  * macros to expend register list macro defined in HW object header file
154  */
155 
156 /* DCN */
157 #define BASE_INNER(seg) DCN_BASE__INST0_SEG ## seg
158 
159 #define BASE(seg) BASE_INNER(seg)
160 
161 #define SR(reg_name)\
162 		.reg_name = BASE(reg ## reg_name ## _BASE_IDX) +  \
163 					reg ## reg_name
164 
165 #define SRI(reg_name, block, id)\
166 	.reg_name = BASE(reg ## block ## id ## _ ## reg_name ## _BASE_IDX) + \
167 					reg ## block ## id ## _ ## reg_name
168 
169 #define SRI2(reg_name, block, id)\
170 	.reg_name = BASE(reg ## reg_name ## _BASE_IDX) + \
171 					reg ## reg_name
172 
173 #define SRIR(var_name, reg_name, block, id)\
174 	.var_name = BASE(reg ## block ## id ## _ ## reg_name ## _BASE_IDX) + \
175 					reg ## block ## id ## _ ## reg_name
176 
177 #define SRII(reg_name, block, id)\
178 	.reg_name[id] = BASE(reg ## block ## id ## _ ## reg_name ## _BASE_IDX) + \
179 					reg ## block ## id ## _ ## reg_name
180 
181 #define SRII_MPC_RMU(reg_name, block, id)\
182 	.RMU##_##reg_name[id] = BASE(reg ## block ## id ## _ ## reg_name ## _BASE_IDX) + \
183 					reg ## block ## id ## _ ## reg_name
184 
185 #define SRII_DWB(reg_name, temp_name, block, id)\
186 	.reg_name[id] = BASE(reg ## block ## id ## _ ## temp_name ## _BASE_IDX) + \
187 					reg ## block ## id ## _ ## temp_name
188 
189 #define SF_DWB2(reg_name, block, id, field_name, post_fix)	\
190 	.field_name = reg_name ## __ ## field_name ## post_fix
191 
192 #define DCCG_SRII(reg_name, block, id)\
193 	.block ## _ ## reg_name[id] = BASE(reg ## block ## id ## _ ## reg_name ## _BASE_IDX) + \
194 					reg ## block ## id ## _ ## reg_name
195 
196 #define VUPDATE_SRII(reg_name, block, id)\
197 	.reg_name[id] = BASE(reg ## reg_name ## _ ## block ## id ## _BASE_IDX) + \
198 					reg ## reg_name ## _ ## block ## id
199 
200 /* NBIO */
201 #define NBIO_BASE_INNER(seg) \
202 	NBIO_BASE__INST0_SEG ## seg
203 
204 #define NBIO_BASE(seg) \
205 	NBIO_BASE_INNER(seg)
206 
207 #define NBIO_SR(reg_name)\
208 		.reg_name = NBIO_BASE(regBIF_BX2_ ## reg_name ## _BASE_IDX) + \
209 					regBIF_BX2_ ## reg_name
210 
211 static const struct bios_registers bios_regs = {
212 		NBIO_SR(BIOS_SCRATCH_3),
213 		NBIO_SR(BIOS_SCRATCH_6)
214 };
215 
216 #define clk_src_regs(index, pllid)\
217 [index] = {\
218 	CS_COMMON_REG_LIST_DCN3_0(index, pllid),\
219 }
220 
221 static const struct dce110_clk_src_regs clk_src_regs[] = {
222 	clk_src_regs(0, A),
223 	clk_src_regs(1, B),
224 	clk_src_regs(2, C),
225 	clk_src_regs(3, D),
226 	clk_src_regs(4, E)
227 };
228 
229 static const struct dce110_clk_src_shift cs_shift = {
230 		CS_COMMON_MASK_SH_LIST_DCN2_0(__SHIFT)
231 };
232 
233 static const struct dce110_clk_src_mask cs_mask = {
234 		CS_COMMON_MASK_SH_LIST_DCN2_0(_MASK)
235 };
236 
237 #define abm_regs(id)\
238 [id] = {\
239 		ABM_DCN302_REG_LIST(id)\
240 }
241 
242 static const struct dce_abm_registers abm_regs[] = {
243 		abm_regs(0),
244 		abm_regs(1),
245 		abm_regs(2),
246 		abm_regs(3),
247 };
248 
249 static const struct dce_abm_shift abm_shift = {
250 		ABM_MASK_SH_LIST_DCN30(__SHIFT)
251 };
252 
253 static const struct dce_abm_mask abm_mask = {
254 		ABM_MASK_SH_LIST_DCN30(_MASK)
255 };
256 
257 #define audio_regs(id)\
258 [id] = {\
259 		AUD_COMMON_REG_LIST(id)\
260 }
261 
262 static const struct dce_audio_registers audio_regs[] = {
263 	audio_regs(0),
264 	audio_regs(1),
265 	audio_regs(2),
266 	audio_regs(3),
267 	audio_regs(4),
268 	audio_regs(5),
269 	audio_regs(6)
270 };
271 
272 #define DCE120_AUD_COMMON_MASK_SH_LIST(mask_sh)\
273 		SF(AZF0ENDPOINT0_AZALIA_F0_CODEC_ENDPOINT_INDEX, AZALIA_ENDPOINT_REG_INDEX, mask_sh),\
274 		SF(AZF0ENDPOINT0_AZALIA_F0_CODEC_ENDPOINT_DATA, AZALIA_ENDPOINT_REG_DATA, mask_sh),\
275 		AUD_COMMON_MASK_SH_LIST_BASE(mask_sh)
276 
277 static const struct dce_audio_shift audio_shift = {
278 		DCE120_AUD_COMMON_MASK_SH_LIST(__SHIFT)
279 };
280 
281 static const struct dce_audio_mask audio_mask = {
282 		DCE120_AUD_COMMON_MASK_SH_LIST(_MASK)
283 };
284 
285 #define vpg_regs(id)\
286 [id] = {\
287 	VPG_DCN31_REG_LIST(id)\
288 }
289 
290 static const struct dcn31_vpg_registers vpg_regs[] = {
291 	vpg_regs(0),
292 	vpg_regs(1),
293 	vpg_regs(2),
294 	vpg_regs(3),
295 	vpg_regs(4),
296 	vpg_regs(5),
297 	vpg_regs(6),
298 	vpg_regs(7),
299 	vpg_regs(8),
300 	vpg_regs(9),
301 };
302 
303 static const struct dcn31_vpg_shift vpg_shift = {
304 	DCN31_VPG_MASK_SH_LIST(__SHIFT)
305 };
306 
307 static const struct dcn31_vpg_mask vpg_mask = {
308 	DCN31_VPG_MASK_SH_LIST(_MASK)
309 };
310 
311 #define afmt_regs(id)\
312 [id] = {\
313 	AFMT_DCN31_REG_LIST(id)\
314 }
315 
316 static const struct dcn31_afmt_registers afmt_regs[] = {
317 	afmt_regs(0),
318 	afmt_regs(1),
319 	afmt_regs(2),
320 	afmt_regs(3),
321 	afmt_regs(4),
322 	afmt_regs(5)
323 };
324 
325 static const struct dcn31_afmt_shift afmt_shift = {
326 	DCN31_AFMT_MASK_SH_LIST(__SHIFT)
327 };
328 
329 static const struct dcn31_afmt_mask afmt_mask = {
330 	DCN31_AFMT_MASK_SH_LIST(_MASK)
331 };
332 
333 #define apg_regs(id)\
334 [id] = {\
335 	APG_DCN31_REG_LIST(id)\
336 }
337 
338 static const struct dcn31_apg_registers apg_regs[] = {
339 	apg_regs(0),
340 	apg_regs(1),
341 	apg_regs(2),
342 	apg_regs(3)
343 };
344 
345 static const struct dcn31_apg_shift apg_shift = {
346 	DCN31_APG_MASK_SH_LIST(__SHIFT)
347 };
348 
349 static const struct dcn31_apg_mask apg_mask = {
350 		DCN31_APG_MASK_SH_LIST(_MASK)
351 };
352 
353 #define stream_enc_regs(id)\
354 [id] = {\
355 	SE_DCN3_REG_LIST(id)\
356 }
357 
358 static const struct dcn10_stream_enc_registers stream_enc_regs[] = {
359 	stream_enc_regs(0),
360 	stream_enc_regs(1),
361 	stream_enc_regs(2),
362 	stream_enc_regs(3),
363 	stream_enc_regs(4)
364 };
365 
366 static const struct dcn10_stream_encoder_shift se_shift = {
367 		SE_COMMON_MASK_SH_LIST_DCN30(__SHIFT)
368 };
369 
370 static const struct dcn10_stream_encoder_mask se_mask = {
371 		SE_COMMON_MASK_SH_LIST_DCN30(_MASK)
372 };
373 
374 
375 #define aux_regs(id)\
376 [id] = {\
377 	DCN2_AUX_REG_LIST(id)\
378 }
379 
380 static const struct dcn10_link_enc_aux_registers link_enc_aux_regs[] = {
381 		aux_regs(0),
382 		aux_regs(1),
383 		aux_regs(2),
384 		aux_regs(3),
385 		aux_regs(4)
386 };
387 
388 #define hpd_regs(id)\
389 [id] = {\
390 	HPD_REG_LIST(id)\
391 }
392 
393 static const struct dcn10_link_enc_hpd_registers link_enc_hpd_regs[] = {
394 		hpd_regs(0),
395 		hpd_regs(1),
396 		hpd_regs(2),
397 		hpd_regs(3),
398 		hpd_regs(4)
399 };
400 
401 #define link_regs(id, phyid)\
402 [id] = {\
403 	LE_DCN31_REG_LIST(id), \
404 	UNIPHY_DCN2_REG_LIST(phyid), \
405 	DPCS_DCN31_REG_LIST(id), \
406 }
407 
408 static const struct dce110_aux_registers_shift aux_shift = {
409 	DCN_AUX_MASK_SH_LIST(__SHIFT)
410 };
411 
412 static const struct dce110_aux_registers_mask aux_mask = {
413 	DCN_AUX_MASK_SH_LIST(_MASK)
414 };
415 
416 static const struct dcn10_link_enc_registers link_enc_regs[] = {
417 	link_regs(0, A),
418 	link_regs(1, B),
419 	link_regs(2, C),
420 	link_regs(3, D),
421 	link_regs(4, E)
422 };
423 
424 static const struct dcn10_link_enc_shift le_shift = {
425 	LINK_ENCODER_MASK_SH_LIST_DCN31(__SHIFT), \
426 	DPCS_DCN31_MASK_SH_LIST(__SHIFT)
427 };
428 
429 static const struct dcn10_link_enc_mask le_mask = {
430 	LINK_ENCODER_MASK_SH_LIST_DCN31(_MASK), \
431 	DPCS_DCN31_MASK_SH_LIST(_MASK)
432 };
433 
434 #define hpo_dp_stream_encoder_reg_list(id)\
435 [id] = {\
436 	DCN3_1_HPO_DP_STREAM_ENC_REG_LIST(id)\
437 }
438 
439 static const struct dcn31_hpo_dp_stream_encoder_registers hpo_dp_stream_enc_regs[] = {
440 	hpo_dp_stream_encoder_reg_list(0),
441 	hpo_dp_stream_encoder_reg_list(1),
442 	hpo_dp_stream_encoder_reg_list(2),
443 	hpo_dp_stream_encoder_reg_list(3),
444 };
445 
446 static const struct dcn31_hpo_dp_stream_encoder_shift hpo_dp_se_shift = {
447 	DCN3_1_HPO_DP_STREAM_ENC_MASK_SH_LIST(__SHIFT)
448 };
449 
450 static const struct dcn31_hpo_dp_stream_encoder_mask hpo_dp_se_mask = {
451 	DCN3_1_HPO_DP_STREAM_ENC_MASK_SH_LIST(_MASK)
452 };
453 
454 
455 #define hpo_dp_link_encoder_reg_list(id)\
456 [id] = {\
457 	DCN3_1_HPO_DP_LINK_ENC_REG_LIST(id),\
458 	DCN3_1_RDPCSTX_REG_LIST(0),\
459 	DCN3_1_RDPCSTX_REG_LIST(1),\
460 	DCN3_1_RDPCSTX_REG_LIST(2),\
461 	DCN3_1_RDPCSTX_REG_LIST(3),\
462 	DCN3_1_RDPCSTX_REG_LIST(4)\
463 }
464 
465 static const struct dcn31_hpo_dp_link_encoder_registers hpo_dp_link_enc_regs[] = {
466 	hpo_dp_link_encoder_reg_list(0),
467 	hpo_dp_link_encoder_reg_list(1),
468 };
469 
470 static const struct dcn31_hpo_dp_link_encoder_shift hpo_dp_le_shift = {
471 	DCN3_1_HPO_DP_LINK_ENC_MASK_SH_LIST(__SHIFT)
472 };
473 
474 static const struct dcn31_hpo_dp_link_encoder_mask hpo_dp_le_mask = {
475 	DCN3_1_HPO_DP_LINK_ENC_MASK_SH_LIST(_MASK)
476 };
477 
478 #define dpp_regs(id)\
479 [id] = {\
480 	DPP_REG_LIST_DCN30(id),\
481 }
482 
483 static const struct dcn3_dpp_registers dpp_regs[] = {
484 	dpp_regs(0),
485 	dpp_regs(1),
486 	dpp_regs(2),
487 	dpp_regs(3)
488 };
489 
490 static const struct dcn3_dpp_shift tf_shift = {
491 		DPP_REG_LIST_SH_MASK_DCN30(__SHIFT)
492 };
493 
494 static const struct dcn3_dpp_mask tf_mask = {
495 		DPP_REG_LIST_SH_MASK_DCN30(_MASK)
496 };
497 
498 #define opp_regs(id)\
499 [id] = {\
500 	OPP_REG_LIST_DCN30(id),\
501 }
502 
503 static const struct dcn20_opp_registers opp_regs[] = {
504 	opp_regs(0),
505 	opp_regs(1),
506 	opp_regs(2),
507 	opp_regs(3)
508 };
509 
510 static const struct dcn20_opp_shift opp_shift = {
511 	OPP_MASK_SH_LIST_DCN20(__SHIFT)
512 };
513 
514 static const struct dcn20_opp_mask opp_mask = {
515 	OPP_MASK_SH_LIST_DCN20(_MASK)
516 };
517 
518 #define aux_engine_regs(id)\
519 [id] = {\
520 	AUX_COMMON_REG_LIST0(id), \
521 	.AUXN_IMPCAL = 0, \
522 	.AUXP_IMPCAL = 0, \
523 	.AUX_RESET_MASK = DP_AUX0_AUX_CONTROL__AUX_RESET_MASK, \
524 }
525 
526 static const struct dce110_aux_registers aux_engine_regs[] = {
527 		aux_engine_regs(0),
528 		aux_engine_regs(1),
529 		aux_engine_regs(2),
530 		aux_engine_regs(3),
531 		aux_engine_regs(4)
532 };
533 
534 #define dwbc_regs_dcn3(id)\
535 [id] = {\
536 	DWBC_COMMON_REG_LIST_DCN30(id),\
537 }
538 
539 static const struct dcn30_dwbc_registers dwbc30_regs[] = {
540 	dwbc_regs_dcn3(0),
541 };
542 
543 static const struct dcn30_dwbc_shift dwbc30_shift = {
544 	DWBC_COMMON_MASK_SH_LIST_DCN30(__SHIFT)
545 };
546 
547 static const struct dcn30_dwbc_mask dwbc30_mask = {
548 	DWBC_COMMON_MASK_SH_LIST_DCN30(_MASK)
549 };
550 
551 #define mcif_wb_regs_dcn3(id)\
552 [id] = {\
553 	MCIF_WB_COMMON_REG_LIST_DCN30(id),\
554 }
555 
556 static const struct dcn30_mmhubbub_registers mcif_wb30_regs[] = {
557 	mcif_wb_regs_dcn3(0)
558 };
559 
560 static const struct dcn30_mmhubbub_shift mcif_wb30_shift = {
561 	MCIF_WB_COMMON_MASK_SH_LIST_DCN30(__SHIFT)
562 };
563 
564 static const struct dcn30_mmhubbub_mask mcif_wb30_mask = {
565 	MCIF_WB_COMMON_MASK_SH_LIST_DCN30(_MASK)
566 };
567 
568 #define dsc_regsDCN20(id)\
569 [id] = {\
570 	DSC_REG_LIST_DCN20(id)\
571 }
572 
573 static const struct dcn20_dsc_registers dsc_regs[] = {
574 	dsc_regsDCN20(0),
575 	dsc_regsDCN20(1),
576 	dsc_regsDCN20(2)
577 };
578 
579 static const struct dcn20_dsc_shift dsc_shift = {
580 	DSC_REG_LIST_SH_MASK_DCN20(__SHIFT)
581 };
582 
583 static const struct dcn20_dsc_mask dsc_mask = {
584 	DSC_REG_LIST_SH_MASK_DCN20(_MASK)
585 };
586 
587 static const struct dcn30_mpc_registers mpc_regs = {
588 		MPC_REG_LIST_DCN3_0(0),
589 		MPC_REG_LIST_DCN3_0(1),
590 		MPC_REG_LIST_DCN3_0(2),
591 		MPC_REG_LIST_DCN3_0(3),
592 		MPC_OUT_MUX_REG_LIST_DCN3_0(0),
593 		MPC_OUT_MUX_REG_LIST_DCN3_0(1),
594 		MPC_OUT_MUX_REG_LIST_DCN3_0(2),
595 		MPC_OUT_MUX_REG_LIST_DCN3_0(3),
596 		MPC_DWB_MUX_REG_LIST_DCN3_0(0),
597 };
598 
599 static const struct dcn30_mpc_shift mpc_shift = {
600 	MPC_COMMON_MASK_SH_LIST_DCN30(__SHIFT)
601 };
602 
603 static const struct dcn30_mpc_mask mpc_mask = {
604 	MPC_COMMON_MASK_SH_LIST_DCN30(_MASK)
605 };
606 
607 #define optc_regs(id)\
608 [id] = {OPTC_COMMON_REG_LIST_DCN3_1(id)}
609 
610 static const struct dcn_optc_registers optc_regs[] = {
611 	optc_regs(0),
612 	optc_regs(1),
613 	optc_regs(2),
614 	optc_regs(3)
615 };
616 
617 static const struct dcn_optc_shift optc_shift = {
618 	OPTC_COMMON_MASK_SH_LIST_DCN3_1(__SHIFT)
619 };
620 
621 static const struct dcn_optc_mask optc_mask = {
622 	OPTC_COMMON_MASK_SH_LIST_DCN3_1(_MASK)
623 };
624 
625 #define hubp_regs(id)\
626 [id] = {\
627 	HUBP_REG_LIST_DCN30(id)\
628 }
629 
630 static const struct dcn_hubp2_registers hubp_regs[] = {
631 		hubp_regs(0),
632 		hubp_regs(1),
633 		hubp_regs(2),
634 		hubp_regs(3)
635 };
636 
637 
638 static const struct dcn_hubp2_shift hubp_shift = {
639 		HUBP_MASK_SH_LIST_DCN31(__SHIFT)
640 };
641 
642 static const struct dcn_hubp2_mask hubp_mask = {
643 		HUBP_MASK_SH_LIST_DCN31(_MASK)
644 };
645 static const struct dcn_hubbub_registers hubbub_reg = {
646 		HUBBUB_REG_LIST_DCN31(0)
647 };
648 
649 static const struct dcn_hubbub_shift hubbub_shift = {
650 		HUBBUB_MASK_SH_LIST_DCN31(__SHIFT)
651 };
652 
653 static const struct dcn_hubbub_mask hubbub_mask = {
654 		HUBBUB_MASK_SH_LIST_DCN31(_MASK)
655 };
656 
657 static const struct dccg_registers dccg_regs = {
658 		DCCG_REG_LIST_DCN31()
659 };
660 
661 static const struct dccg_shift dccg_shift = {
662 		DCCG_MASK_SH_LIST_DCN31(__SHIFT)
663 };
664 
665 static const struct dccg_mask dccg_mask = {
666 		DCCG_MASK_SH_LIST_DCN31(_MASK)
667 };
668 
669 
670 #define SRII2(reg_name_pre, reg_name_post, id)\
671 	.reg_name_pre ## _ ##  reg_name_post[id] = BASE(reg ## reg_name_pre \
672 			## id ## _ ## reg_name_post ## _BASE_IDX) + \
673 			reg ## reg_name_pre ## id ## _ ## reg_name_post
674 
675 
676 #define HWSEQ_DCN31_REG_LIST()\
677 	SR(DCHUBBUB_GLOBAL_TIMER_CNTL), \
678 	SR(DCHUBBUB_ARB_HOSTVM_CNTL), \
679 	SR(DIO_MEM_PWR_CTRL), \
680 	SR(ODM_MEM_PWR_CTRL3), \
681 	SR(DMU_MEM_PWR_CNTL), \
682 	SR(MMHUBBUB_MEM_PWR_CNTL), \
683 	SR(DCCG_GATE_DISABLE_CNTL), \
684 	SR(DCCG_GATE_DISABLE_CNTL2), \
685 	SR(DCFCLK_CNTL),\
686 	SR(DC_MEM_GLOBAL_PWR_REQ_CNTL), \
687 	SRII(PIXEL_RATE_CNTL, OTG, 0), \
688 	SRII(PIXEL_RATE_CNTL, OTG, 1),\
689 	SRII(PIXEL_RATE_CNTL, OTG, 2),\
690 	SRII(PIXEL_RATE_CNTL, OTG, 3),\
691 	SRII(PHYPLL_PIXEL_RATE_CNTL, OTG, 0),\
692 	SRII(PHYPLL_PIXEL_RATE_CNTL, OTG, 1),\
693 	SRII(PHYPLL_PIXEL_RATE_CNTL, OTG, 2),\
694 	SRII(PHYPLL_PIXEL_RATE_CNTL, OTG, 3),\
695 	SR(MICROSECOND_TIME_BASE_DIV), \
696 	SR(MILLISECOND_TIME_BASE_DIV), \
697 	SR(DISPCLK_FREQ_CHANGE_CNTL), \
698 	SR(RBBMIF_TIMEOUT_DIS), \
699 	SR(RBBMIF_TIMEOUT_DIS_2), \
700 	SR(DCHUBBUB_CRC_CTRL), \
701 	SR(DPP_TOP0_DPP_CRC_CTRL), \
702 	SR(DPP_TOP0_DPP_CRC_VAL_B_A), \
703 	SR(DPP_TOP0_DPP_CRC_VAL_R_G), \
704 	SR(MPC_CRC_CTRL), \
705 	SR(MPC_CRC_RESULT_GB), \
706 	SR(MPC_CRC_RESULT_C), \
707 	SR(MPC_CRC_RESULT_AR), \
708 	SR(DOMAIN0_PG_CONFIG), \
709 	SR(DOMAIN1_PG_CONFIG), \
710 	SR(DOMAIN2_PG_CONFIG), \
711 	SR(DOMAIN3_PG_CONFIG), \
712 	SR(DOMAIN16_PG_CONFIG), \
713 	SR(DOMAIN17_PG_CONFIG), \
714 	SR(DOMAIN18_PG_CONFIG), \
715 	SR(DOMAIN0_PG_STATUS), \
716 	SR(DOMAIN1_PG_STATUS), \
717 	SR(DOMAIN2_PG_STATUS), \
718 	SR(DOMAIN3_PG_STATUS), \
719 	SR(DOMAIN16_PG_STATUS), \
720 	SR(DOMAIN17_PG_STATUS), \
721 	SR(DOMAIN18_PG_STATUS), \
722 	SR(D1VGA_CONTROL), \
723 	SR(D2VGA_CONTROL), \
724 	SR(D3VGA_CONTROL), \
725 	SR(D4VGA_CONTROL), \
726 	SR(D5VGA_CONTROL), \
727 	SR(D6VGA_CONTROL), \
728 	SR(DC_IP_REQUEST_CNTL), \
729 	SR(AZALIA_AUDIO_DTO), \
730 	SR(AZALIA_CONTROLLER_CLOCK_GATING), \
731 	SR(HPO_TOP_HW_CONTROL)
732 
733 static const struct dce_hwseq_registers hwseq_reg = {
734 		HWSEQ_DCN31_REG_LIST()
735 };
736 
737 #define HWSEQ_DCN31_MASK_SH_LIST(mask_sh)\
738 	HWSEQ_DCN_MASK_SH_LIST(mask_sh), \
739 	HWS_SF(, DCHUBBUB_GLOBAL_TIMER_CNTL, DCHUBBUB_GLOBAL_TIMER_REFDIV, mask_sh), \
740 	HWS_SF(, DCHUBBUB_ARB_HOSTVM_CNTL, DISABLE_HOSTVM_FORCE_ALLOW_PSTATE, mask_sh), \
741 	HWS_SF(, DOMAIN0_PG_CONFIG, DOMAIN_POWER_FORCEON, mask_sh), \
742 	HWS_SF(, DOMAIN0_PG_CONFIG, DOMAIN_POWER_GATE, mask_sh), \
743 	HWS_SF(, DOMAIN1_PG_CONFIG, DOMAIN_POWER_FORCEON, mask_sh), \
744 	HWS_SF(, DOMAIN1_PG_CONFIG, DOMAIN_POWER_GATE, mask_sh), \
745 	HWS_SF(, DOMAIN2_PG_CONFIG, DOMAIN_POWER_FORCEON, mask_sh), \
746 	HWS_SF(, DOMAIN2_PG_CONFIG, DOMAIN_POWER_GATE, mask_sh), \
747 	HWS_SF(, DOMAIN3_PG_CONFIG, DOMAIN_POWER_FORCEON, mask_sh), \
748 	HWS_SF(, DOMAIN3_PG_CONFIG, DOMAIN_POWER_GATE, mask_sh), \
749 	HWS_SF(, DOMAIN16_PG_CONFIG, DOMAIN_POWER_FORCEON, mask_sh), \
750 	HWS_SF(, DOMAIN16_PG_CONFIG, DOMAIN_POWER_GATE, mask_sh), \
751 	HWS_SF(, DOMAIN17_PG_CONFIG, DOMAIN_POWER_FORCEON, mask_sh), \
752 	HWS_SF(, DOMAIN17_PG_CONFIG, DOMAIN_POWER_GATE, mask_sh), \
753 	HWS_SF(, DOMAIN18_PG_CONFIG, DOMAIN_POWER_FORCEON, mask_sh), \
754 	HWS_SF(, DOMAIN18_PG_CONFIG, DOMAIN_POWER_GATE, mask_sh), \
755 	HWS_SF(, DOMAIN0_PG_STATUS, DOMAIN_PGFSM_PWR_STATUS, mask_sh), \
756 	HWS_SF(, DOMAIN1_PG_STATUS, DOMAIN_PGFSM_PWR_STATUS, mask_sh), \
757 	HWS_SF(, DOMAIN2_PG_STATUS, DOMAIN_PGFSM_PWR_STATUS, mask_sh), \
758 	HWS_SF(, DOMAIN3_PG_STATUS, DOMAIN_PGFSM_PWR_STATUS, mask_sh), \
759 	HWS_SF(, DOMAIN16_PG_STATUS, DOMAIN_PGFSM_PWR_STATUS, mask_sh), \
760 	HWS_SF(, DOMAIN17_PG_STATUS, DOMAIN_PGFSM_PWR_STATUS, mask_sh), \
761 	HWS_SF(, DOMAIN18_PG_STATUS, DOMAIN_PGFSM_PWR_STATUS, mask_sh), \
762 	HWS_SF(, DC_IP_REQUEST_CNTL, IP_REQUEST_EN, mask_sh), \
763 	HWS_SF(, AZALIA_AUDIO_DTO, AZALIA_AUDIO_DTO_MODULE, mask_sh), \
764 	HWS_SF(, HPO_TOP_CLOCK_CONTROL, HPO_HDMISTREAMCLK_G_GATE_DIS, mask_sh), \
765 	HWS_SF(, DMU_MEM_PWR_CNTL, DMCU_ERAM_MEM_PWR_FORCE, mask_sh), \
766 	HWS_SF(, ODM_MEM_PWR_CTRL3, ODM_MEM_UNASSIGNED_PWR_MODE, mask_sh), \
767 	HWS_SF(, ODM_MEM_PWR_CTRL3, ODM_MEM_VBLANK_PWR_MODE, mask_sh), \
768 	HWS_SF(, MMHUBBUB_MEM_PWR_CNTL, VGA_MEM_PWR_FORCE, mask_sh), \
769 	HWS_SF(, DIO_MEM_PWR_CTRL, I2C_LIGHT_SLEEP_FORCE, mask_sh), \
770 	HWS_SF(, HPO_TOP_HW_CONTROL, HPO_IO_EN, mask_sh)
771 
772 static const struct dce_hwseq_shift hwseq_shift = {
773 		HWSEQ_DCN31_MASK_SH_LIST(__SHIFT)
774 };
775 
776 static const struct dce_hwseq_mask hwseq_mask = {
777 		HWSEQ_DCN31_MASK_SH_LIST(_MASK)
778 };
779 #define vmid_regs(id)\
780 [id] = {\
781 		DCN20_VMID_REG_LIST(id)\
782 }
783 
784 static const struct dcn_vmid_registers vmid_regs[] = {
785 	vmid_regs(0),
786 	vmid_regs(1),
787 	vmid_regs(2),
788 	vmid_regs(3),
789 	vmid_regs(4),
790 	vmid_regs(5),
791 	vmid_regs(6),
792 	vmid_regs(7),
793 	vmid_regs(8),
794 	vmid_regs(9),
795 	vmid_regs(10),
796 	vmid_regs(11),
797 	vmid_regs(12),
798 	vmid_regs(13),
799 	vmid_regs(14),
800 	vmid_regs(15)
801 };
802 
803 static const struct dcn20_vmid_shift vmid_shifts = {
804 		DCN20_VMID_MASK_SH_LIST(__SHIFT)
805 };
806 
807 static const struct dcn20_vmid_mask vmid_masks = {
808 		DCN20_VMID_MASK_SH_LIST(_MASK)
809 };
810 
811 static const struct resource_caps res_cap_dcn31 = {
812 	.num_timing_generator = 4,
813 	.num_opp = 4,
814 	.num_video_plane = 4,
815 	.num_audio = 5,
816 	.num_stream_encoder = 5,
817 	.num_dig_link_enc = 5,
818 	.num_hpo_dp_stream_encoder = 4,
819 	.num_hpo_dp_link_encoder = 2,
820 	.num_pll = 5,
821 	.num_dwb = 1,
822 	.num_ddc = 5,
823 	.num_vmid = 16,
824 	.num_mpc_3dlut = 2,
825 	.num_dsc = 3,
826 };
827 
828 static const struct dc_plane_cap plane_cap = {
829 	.type = DC_PLANE_TYPE_DCN_UNIVERSAL,
830 	.per_pixel_alpha = true,
831 
832 	.pixel_format_support = {
833 			.argb8888 = true,
834 			.nv12 = true,
835 			.fp16 = true,
836 			.p010 = true,
837 			.ayuv = false,
838 	},
839 
840 	.max_upscale_factor = {
841 			.argb8888 = 16000,
842 			.nv12 = 16000,
843 			.fp16 = 16000
844 	},
845 
846 	// 6:1 downscaling ratio: 1000/6 = 166.666
847 	.max_downscale_factor = {
848 			.argb8888 = 167,
849 			.nv12 = 167,
850 			.fp16 = 167
851 	},
852 	64,
853 	64
854 };
855 
856 static const struct dc_debug_options debug_defaults_drv = {
857 	.disable_z10 = true, /*hw not support it*/
858 	.disable_dmcu = true,
859 	.force_abm_enable = false,
860 	.timing_trace = false,
861 	.clock_trace = true,
862 	.disable_pplib_clock_request = false,
863 	.pipe_split_policy = MPC_SPLIT_DYNAMIC,
864 	.force_single_disp_pipe_split = false,
865 	.disable_dcc = DCC_ENABLE,
866 	.vsr_support = true,
867 	.performance_trace = false,
868 	.max_downscale_src_width = 4096,/*upto true 4k*/
869 	.disable_pplib_wm_range = false,
870 	.scl_reset_length10 = true,
871 	.sanity_checks = false,
872 	.underflow_assert_delay_us = 0xFFFFFFFF,
873 	.dwb_fi_phase = -1, // -1 = disable,
874 	.dmub_command_table = true,
875 	.pstate_enabled = true,
876 	.use_max_lb = true,
877 	.enable_mem_low_power = {
878 		.bits = {
879 			.vga = true,
880 			.i2c = true,
881 			.dmcu = false, // This is previously known to cause hang on S3 cycles if enabled
882 			.dscl = true,
883 			.cm = true,
884 			.mpc = true,
885 			.optc = true,
886 			.vpg = true,
887 			.afmt = true,
888 		}
889 	},
890 	.enable_legacy_fast_update = true,
891 	.psr_power_use_phy_fsm = 0,
892 };
893 
894 static const struct dc_panel_config panel_config_defaults = {
895 	.psr = {
896 		.disable_psr = false,
897 		.disallow_psrsu = false,
898 	},
899 	.ilr = {
900 		.optimize_edp_link_rate = true,
901 	},
902 };
903 
904 static void dcn31_dpp_destroy(struct dpp **dpp)
905 {
906 	kfree(TO_DCN20_DPP(*dpp));
907 	*dpp = NULL;
908 }
909 
910 static struct dpp *dcn31_dpp_create(
911 	struct dc_context *ctx,
912 	uint32_t inst)
913 {
914 	struct dcn3_dpp *dpp =
915 		kzalloc(sizeof(struct dcn3_dpp), GFP_KERNEL);
916 
917 	if (!dpp)
918 		return NULL;
919 
920 	if (dpp3_construct(dpp, ctx, inst,
921 			&dpp_regs[inst], &tf_shift, &tf_mask))
922 		return &dpp->base;
923 
924 	BREAK_TO_DEBUGGER();
925 	kfree(dpp);
926 	return NULL;
927 }
928 
929 static struct output_pixel_processor *dcn31_opp_create(
930 	struct dc_context *ctx, uint32_t inst)
931 {
932 	struct dcn20_opp *opp =
933 		kzalloc(sizeof(struct dcn20_opp), GFP_KERNEL);
934 
935 	if (!opp) {
936 		BREAK_TO_DEBUGGER();
937 		return NULL;
938 	}
939 
940 	dcn20_opp_construct(opp, ctx, inst,
941 			&opp_regs[inst], &opp_shift, &opp_mask);
942 	return &opp->base;
943 }
944 
945 static struct dce_aux *dcn31_aux_engine_create(
946 	struct dc_context *ctx,
947 	uint32_t inst)
948 {
949 	struct aux_engine_dce110 *aux_engine =
950 		kzalloc(sizeof(struct aux_engine_dce110), GFP_KERNEL);
951 
952 	if (!aux_engine)
953 		return NULL;
954 
955 	dce110_aux_engine_construct(aux_engine, ctx, inst,
956 				    SW_AUX_TIMEOUT_PERIOD_MULTIPLIER * AUX_TIMEOUT_PERIOD,
957 				    &aux_engine_regs[inst],
958 					&aux_mask,
959 					&aux_shift,
960 					ctx->dc->caps.extended_aux_timeout_support);
961 
962 	return &aux_engine->base;
963 }
964 #define i2c_inst_regs(id) { I2C_HW_ENGINE_COMMON_REG_LIST_DCN30(id) }
965 
966 static const struct dce_i2c_registers i2c_hw_regs[] = {
967 		i2c_inst_regs(1),
968 		i2c_inst_regs(2),
969 		i2c_inst_regs(3),
970 		i2c_inst_regs(4),
971 		i2c_inst_regs(5),
972 };
973 
974 static const struct dce_i2c_shift i2c_shifts = {
975 		I2C_COMMON_MASK_SH_LIST_DCN30(__SHIFT)
976 };
977 
978 static const struct dce_i2c_mask i2c_masks = {
979 		I2C_COMMON_MASK_SH_LIST_DCN30(_MASK)
980 };
981 
982 static struct dce_i2c_hw *dcn31_i2c_hw_create(
983 	struct dc_context *ctx,
984 	uint32_t inst)
985 {
986 	struct dce_i2c_hw *dce_i2c_hw =
987 		kzalloc(sizeof(struct dce_i2c_hw), GFP_KERNEL);
988 
989 	if (!dce_i2c_hw)
990 		return NULL;
991 
992 	dcn2_i2c_hw_construct(dce_i2c_hw, ctx, inst,
993 				    &i2c_hw_regs[inst], &i2c_shifts, &i2c_masks);
994 
995 	return dce_i2c_hw;
996 }
997 static struct mpc *dcn31_mpc_create(
998 		struct dc_context *ctx,
999 		int num_mpcc,
1000 		int num_rmu)
1001 {
1002 	struct dcn30_mpc *mpc30 = kzalloc(sizeof(struct dcn30_mpc),
1003 					  GFP_KERNEL);
1004 
1005 	if (!mpc30)
1006 		return NULL;
1007 
1008 	dcn30_mpc_construct(mpc30, ctx,
1009 			&mpc_regs,
1010 			&mpc_shift,
1011 			&mpc_mask,
1012 			num_mpcc,
1013 			num_rmu);
1014 
1015 	return &mpc30->base;
1016 }
1017 
1018 static struct hubbub *dcn31_hubbub_create(struct dc_context *ctx)
1019 {
1020 	int i;
1021 
1022 	struct dcn20_hubbub *hubbub3 = kzalloc(sizeof(struct dcn20_hubbub),
1023 					  GFP_KERNEL);
1024 
1025 	if (!hubbub3)
1026 		return NULL;
1027 
1028 	hubbub31_construct(hubbub3, ctx,
1029 			&hubbub_reg,
1030 			&hubbub_shift,
1031 			&hubbub_mask,
1032 			dcn3_15_ip.det_buffer_size_kbytes,
1033 			dcn3_15_ip.pixel_chunk_size_kbytes,
1034 			dcn3_15_ip.config_return_buffer_size_in_kbytes);
1035 
1036 
1037 	for (i = 0; i < res_cap_dcn31.num_vmid; i++) {
1038 		struct dcn20_vmid *vmid = &hubbub3->vmid[i];
1039 
1040 		vmid->ctx = ctx;
1041 
1042 		vmid->regs = &vmid_regs[i];
1043 		vmid->shifts = &vmid_shifts;
1044 		vmid->masks = &vmid_masks;
1045 	}
1046 
1047 	return &hubbub3->base;
1048 }
1049 
1050 static struct timing_generator *dcn31_timing_generator_create(
1051 		struct dc_context *ctx,
1052 		uint32_t instance)
1053 {
1054 	struct optc *tgn10 =
1055 		kzalloc(sizeof(struct optc), GFP_KERNEL);
1056 
1057 	if (!tgn10)
1058 		return NULL;
1059 
1060 	tgn10->base.inst = instance;
1061 	tgn10->base.ctx = ctx;
1062 
1063 	tgn10->tg_regs = &optc_regs[instance];
1064 	tgn10->tg_shift = &optc_shift;
1065 	tgn10->tg_mask = &optc_mask;
1066 
1067 	dcn31_timing_generator_init(tgn10);
1068 
1069 	return &tgn10->base;
1070 }
1071 
1072 static const struct encoder_feature_support link_enc_feature = {
1073 		.max_hdmi_deep_color = COLOR_DEPTH_121212,
1074 		.max_hdmi_pixel_clock = 600000,
1075 		.hdmi_ycbcr420_supported = true,
1076 		.dp_ycbcr420_supported = true,
1077 		.fec_supported = true,
1078 		.flags.bits.IS_HBR2_CAPABLE = true,
1079 		.flags.bits.IS_HBR3_CAPABLE = true,
1080 		.flags.bits.IS_TPS3_CAPABLE = true,
1081 		.flags.bits.IS_TPS4_CAPABLE = true
1082 };
1083 
1084 static struct link_encoder *dcn31_link_encoder_create(
1085 	struct dc_context *ctx,
1086 	const struct encoder_init_data *enc_init_data)
1087 {
1088 	struct dcn20_link_encoder *enc20 =
1089 		kzalloc(sizeof(struct dcn20_link_encoder), GFP_KERNEL);
1090 
1091 	if (!enc20)
1092 		return NULL;
1093 
1094 	dcn31_link_encoder_construct(enc20,
1095 			enc_init_data,
1096 			&link_enc_feature,
1097 			&link_enc_regs[enc_init_data->transmitter],
1098 			&link_enc_aux_regs[enc_init_data->channel - 1],
1099 			&link_enc_hpd_regs[enc_init_data->hpd_source],
1100 			&le_shift,
1101 			&le_mask);
1102 
1103 	return &enc20->enc10.base;
1104 }
1105 
1106 /* Create a minimal link encoder object not associated with a particular
1107  * physical connector.
1108  * resource_funcs.link_enc_create_minimal
1109  */
1110 static struct link_encoder *dcn31_link_enc_create_minimal(
1111 		struct dc_context *ctx, enum engine_id eng_id)
1112 {
1113 	struct dcn20_link_encoder *enc20;
1114 
1115 	if ((eng_id - ENGINE_ID_DIGA) > ctx->dc->res_pool->res_cap->num_dig_link_enc)
1116 		return NULL;
1117 
1118 	enc20 = kzalloc(sizeof(struct dcn20_link_encoder), GFP_KERNEL);
1119 	if (!enc20)
1120 		return NULL;
1121 
1122 	dcn31_link_encoder_construct_minimal(
1123 			enc20,
1124 			ctx,
1125 			&link_enc_feature,
1126 			&link_enc_regs[eng_id - ENGINE_ID_DIGA],
1127 			eng_id);
1128 
1129 	return &enc20->enc10.base;
1130 }
1131 
1132 static struct panel_cntl *dcn31_panel_cntl_create(const struct panel_cntl_init_data *init_data)
1133 {
1134 	struct dcn31_panel_cntl *panel_cntl =
1135 		kzalloc(sizeof(struct dcn31_panel_cntl), GFP_KERNEL);
1136 
1137 	if (!panel_cntl)
1138 		return NULL;
1139 
1140 	dcn31_panel_cntl_construct(panel_cntl, init_data);
1141 
1142 	return &panel_cntl->base;
1143 }
1144 
1145 static void read_dce_straps(
1146 	struct dc_context *ctx,
1147 	struct resource_straps *straps)
1148 {
1149 	generic_reg_get(ctx, regDC_PINSTRAPS + BASE(regDC_PINSTRAPS_BASE_IDX),
1150 		FN(DC_PINSTRAPS, DC_PINSTRAPS_AUDIO), &straps->dc_pinstraps_audio);
1151 
1152 }
1153 
1154 static struct audio *dcn31_create_audio(
1155 		struct dc_context *ctx, unsigned int inst)
1156 {
1157 	return dce_audio_create(ctx, inst,
1158 			&audio_regs[inst], &audio_shift, &audio_mask);
1159 }
1160 
1161 static struct vpg *dcn31_vpg_create(
1162 	struct dc_context *ctx,
1163 	uint32_t inst)
1164 {
1165 	struct dcn31_vpg *vpg31 = kzalloc(sizeof(struct dcn31_vpg), GFP_KERNEL);
1166 
1167 	if (!vpg31)
1168 		return NULL;
1169 
1170 	vpg31_construct(vpg31, ctx, inst,
1171 			&vpg_regs[inst],
1172 			&vpg_shift,
1173 			&vpg_mask);
1174 
1175 	return &vpg31->base;
1176 }
1177 
1178 static struct afmt *dcn31_afmt_create(
1179 	struct dc_context *ctx,
1180 	uint32_t inst)
1181 {
1182 	struct dcn31_afmt *afmt31 = kzalloc(sizeof(struct dcn31_afmt), GFP_KERNEL);
1183 
1184 	if (!afmt31)
1185 		return NULL;
1186 
1187 	afmt31_construct(afmt31, ctx, inst,
1188 			&afmt_regs[inst],
1189 			&afmt_shift,
1190 			&afmt_mask);
1191 
1192 	// Light sleep by default, no need to power down here
1193 
1194 	return &afmt31->base;
1195 }
1196 
1197 static struct apg *dcn31_apg_create(
1198 	struct dc_context *ctx,
1199 	uint32_t inst)
1200 {
1201 	struct dcn31_apg *apg31 = kzalloc(sizeof(struct dcn31_apg), GFP_KERNEL);
1202 
1203 	if (!apg31)
1204 		return NULL;
1205 
1206 	apg31_construct(apg31, ctx, inst,
1207 			&apg_regs[inst],
1208 			&apg_shift,
1209 			&apg_mask);
1210 
1211 	return &apg31->base;
1212 }
1213 
1214 static struct stream_encoder *dcn315_stream_encoder_create(
1215 	enum engine_id eng_id,
1216 	struct dc_context *ctx)
1217 {
1218 	struct dcn10_stream_encoder *enc1;
1219 	struct vpg *vpg;
1220 	struct afmt *afmt;
1221 	int vpg_inst;
1222 	int afmt_inst;
1223 
1224 	/*PHYB is wired off in HW, allow front end to remapping, otherwise needs more changes*/
1225 
1226 	/* Mapping of VPG, AFMT, DME register blocks to DIO block instance */
1227 	if (eng_id <= ENGINE_ID_DIGF) {
1228 		vpg_inst = eng_id;
1229 		afmt_inst = eng_id;
1230 	} else
1231 		return NULL;
1232 
1233 	enc1 = kzalloc(sizeof(struct dcn10_stream_encoder), GFP_KERNEL);
1234 	vpg = dcn31_vpg_create(ctx, vpg_inst);
1235 	afmt = dcn31_afmt_create(ctx, afmt_inst);
1236 
1237 	if (!enc1 || !vpg || !afmt) {
1238 		kfree(enc1);
1239 		kfree(vpg);
1240 		kfree(afmt);
1241 		return NULL;
1242 	}
1243 
1244 	dcn30_dio_stream_encoder_construct(enc1, ctx, ctx->dc_bios,
1245 					eng_id, vpg, afmt,
1246 					&stream_enc_regs[eng_id],
1247 					&se_shift, &se_mask);
1248 
1249 	return &enc1->base;
1250 }
1251 
1252 static struct hpo_dp_stream_encoder *dcn31_hpo_dp_stream_encoder_create(
1253 	enum engine_id eng_id,
1254 	struct dc_context *ctx)
1255 {
1256 	struct dcn31_hpo_dp_stream_encoder *hpo_dp_enc31;
1257 	struct vpg *vpg;
1258 	struct apg *apg;
1259 	uint32_t hpo_dp_inst;
1260 	uint32_t vpg_inst;
1261 	uint32_t apg_inst;
1262 
1263 	ASSERT((eng_id >= ENGINE_ID_HPO_DP_0) && (eng_id <= ENGINE_ID_HPO_DP_3));
1264 	hpo_dp_inst = eng_id - ENGINE_ID_HPO_DP_0;
1265 
1266 	/* Mapping of VPG register blocks to HPO DP block instance:
1267 	 * VPG[6] -> HPO_DP[0]
1268 	 * VPG[7] -> HPO_DP[1]
1269 	 * VPG[8] -> HPO_DP[2]
1270 	 * VPG[9] -> HPO_DP[3]
1271 	 */
1272 	vpg_inst = hpo_dp_inst + 6;
1273 
1274 	/* Mapping of APG register blocks to HPO DP block instance:
1275 	 * APG[0] -> HPO_DP[0]
1276 	 * APG[1] -> HPO_DP[1]
1277 	 * APG[2] -> HPO_DP[2]
1278 	 * APG[3] -> HPO_DP[3]
1279 	 */
1280 	apg_inst = hpo_dp_inst;
1281 
1282 	/* allocate HPO stream encoder and create VPG sub-block */
1283 	hpo_dp_enc31 = kzalloc(sizeof(struct dcn31_hpo_dp_stream_encoder), GFP_KERNEL);
1284 	vpg = dcn31_vpg_create(ctx, vpg_inst);
1285 	apg = dcn31_apg_create(ctx, apg_inst);
1286 
1287 	if (!hpo_dp_enc31 || !vpg || !apg) {
1288 		kfree(hpo_dp_enc31);
1289 		kfree(vpg);
1290 		kfree(apg);
1291 		return NULL;
1292 	}
1293 
1294 	dcn31_hpo_dp_stream_encoder_construct(hpo_dp_enc31, ctx, ctx->dc_bios,
1295 					hpo_dp_inst, eng_id, vpg, apg,
1296 					&hpo_dp_stream_enc_regs[hpo_dp_inst],
1297 					&hpo_dp_se_shift, &hpo_dp_se_mask);
1298 
1299 	return &hpo_dp_enc31->base;
1300 }
1301 
1302 static struct hpo_dp_link_encoder *dcn31_hpo_dp_link_encoder_create(
1303 	uint8_t inst,
1304 	struct dc_context *ctx)
1305 {
1306 	struct dcn31_hpo_dp_link_encoder *hpo_dp_enc31;
1307 
1308 	/* allocate HPO link encoder */
1309 	hpo_dp_enc31 = kzalloc(sizeof(struct dcn31_hpo_dp_link_encoder), GFP_KERNEL);
1310 
1311 	hpo_dp_link_encoder31_construct(hpo_dp_enc31, ctx, inst,
1312 					&hpo_dp_link_enc_regs[inst],
1313 					&hpo_dp_le_shift, &hpo_dp_le_mask);
1314 
1315 	return &hpo_dp_enc31->base;
1316 }
1317 
1318 static struct dce_hwseq *dcn31_hwseq_create(
1319 	struct dc_context *ctx)
1320 {
1321 	struct dce_hwseq *hws = kzalloc(sizeof(struct dce_hwseq), GFP_KERNEL);
1322 
1323 	if (hws) {
1324 		hws->ctx = ctx;
1325 		hws->regs = &hwseq_reg;
1326 		hws->shifts = &hwseq_shift;
1327 		hws->masks = &hwseq_mask;
1328 	}
1329 	return hws;
1330 }
1331 static const struct resource_create_funcs res_create_funcs = {
1332 	.read_dce_straps = read_dce_straps,
1333 	.create_audio = dcn31_create_audio,
1334 	.create_stream_encoder = dcn315_stream_encoder_create,
1335 	.create_hpo_dp_stream_encoder = dcn31_hpo_dp_stream_encoder_create,
1336 	.create_hpo_dp_link_encoder = dcn31_hpo_dp_link_encoder_create,
1337 	.create_hwseq = dcn31_hwseq_create,
1338 };
1339 
1340 static void dcn315_resource_destruct(struct dcn315_resource_pool *pool)
1341 {
1342 	unsigned int i;
1343 
1344 	for (i = 0; i < pool->base.stream_enc_count; i++) {
1345 		if (pool->base.stream_enc[i] != NULL) {
1346 			if (pool->base.stream_enc[i]->vpg != NULL) {
1347 				kfree(DCN30_VPG_FROM_VPG(pool->base.stream_enc[i]->vpg));
1348 				pool->base.stream_enc[i]->vpg = NULL;
1349 			}
1350 			if (pool->base.stream_enc[i]->afmt != NULL) {
1351 				kfree(DCN30_AFMT_FROM_AFMT(pool->base.stream_enc[i]->afmt));
1352 				pool->base.stream_enc[i]->afmt = NULL;
1353 			}
1354 			kfree(DCN10STRENC_FROM_STRENC(pool->base.stream_enc[i]));
1355 			pool->base.stream_enc[i] = NULL;
1356 		}
1357 	}
1358 
1359 	for (i = 0; i < pool->base.hpo_dp_stream_enc_count; i++) {
1360 		if (pool->base.hpo_dp_stream_enc[i] != NULL) {
1361 			if (pool->base.hpo_dp_stream_enc[i]->vpg != NULL) {
1362 				kfree(DCN30_VPG_FROM_VPG(pool->base.hpo_dp_stream_enc[i]->vpg));
1363 				pool->base.hpo_dp_stream_enc[i]->vpg = NULL;
1364 			}
1365 			if (pool->base.hpo_dp_stream_enc[i]->apg != NULL) {
1366 				kfree(DCN31_APG_FROM_APG(pool->base.hpo_dp_stream_enc[i]->apg));
1367 				pool->base.hpo_dp_stream_enc[i]->apg = NULL;
1368 			}
1369 			kfree(DCN3_1_HPO_DP_STREAM_ENC_FROM_HPO_STREAM_ENC(pool->base.hpo_dp_stream_enc[i]));
1370 			pool->base.hpo_dp_stream_enc[i] = NULL;
1371 		}
1372 	}
1373 
1374 	for (i = 0; i < pool->base.hpo_dp_link_enc_count; i++) {
1375 		if (pool->base.hpo_dp_link_enc[i] != NULL) {
1376 			kfree(DCN3_1_HPO_DP_LINK_ENC_FROM_HPO_LINK_ENC(pool->base.hpo_dp_link_enc[i]));
1377 			pool->base.hpo_dp_link_enc[i] = NULL;
1378 		}
1379 	}
1380 
1381 	for (i = 0; i < pool->base.res_cap->num_dsc; i++) {
1382 		if (pool->base.dscs[i] != NULL)
1383 			dcn20_dsc_destroy(&pool->base.dscs[i]);
1384 	}
1385 
1386 	if (pool->base.mpc != NULL) {
1387 		kfree(TO_DCN20_MPC(pool->base.mpc));
1388 		pool->base.mpc = NULL;
1389 	}
1390 	if (pool->base.hubbub != NULL) {
1391 		kfree(pool->base.hubbub);
1392 		pool->base.hubbub = NULL;
1393 	}
1394 	for (i = 0; i < pool->base.pipe_count; i++) {
1395 		if (pool->base.dpps[i] != NULL)
1396 			dcn31_dpp_destroy(&pool->base.dpps[i]);
1397 
1398 		if (pool->base.ipps[i] != NULL)
1399 			pool->base.ipps[i]->funcs->ipp_destroy(&pool->base.ipps[i]);
1400 
1401 		if (pool->base.hubps[i] != NULL) {
1402 			kfree(TO_DCN20_HUBP(pool->base.hubps[i]));
1403 			pool->base.hubps[i] = NULL;
1404 		}
1405 
1406 		if (pool->base.irqs != NULL) {
1407 			dal_irq_service_destroy(&pool->base.irqs);
1408 		}
1409 	}
1410 
1411 	for (i = 0; i < pool->base.res_cap->num_ddc; i++) {
1412 		if (pool->base.engines[i] != NULL)
1413 			dce110_engine_destroy(&pool->base.engines[i]);
1414 		if (pool->base.hw_i2cs[i] != NULL) {
1415 			kfree(pool->base.hw_i2cs[i]);
1416 			pool->base.hw_i2cs[i] = NULL;
1417 		}
1418 		if (pool->base.sw_i2cs[i] != NULL) {
1419 			kfree(pool->base.sw_i2cs[i]);
1420 			pool->base.sw_i2cs[i] = NULL;
1421 		}
1422 	}
1423 
1424 	for (i = 0; i < pool->base.res_cap->num_opp; i++) {
1425 		if (pool->base.opps[i] != NULL)
1426 			pool->base.opps[i]->funcs->opp_destroy(&pool->base.opps[i]);
1427 	}
1428 
1429 	for (i = 0; i < pool->base.res_cap->num_timing_generator; i++) {
1430 		if (pool->base.timing_generators[i] != NULL)	{
1431 			kfree(DCN10TG_FROM_TG(pool->base.timing_generators[i]));
1432 			pool->base.timing_generators[i] = NULL;
1433 		}
1434 	}
1435 
1436 	for (i = 0; i < pool->base.res_cap->num_dwb; i++) {
1437 		if (pool->base.dwbc[i] != NULL) {
1438 			kfree(TO_DCN30_DWBC(pool->base.dwbc[i]));
1439 			pool->base.dwbc[i] = NULL;
1440 		}
1441 		if (pool->base.mcif_wb[i] != NULL) {
1442 			kfree(TO_DCN30_MMHUBBUB(pool->base.mcif_wb[i]));
1443 			pool->base.mcif_wb[i] = NULL;
1444 		}
1445 	}
1446 
1447 	for (i = 0; i < pool->base.audio_count; i++) {
1448 		if (pool->base.audios[i])
1449 			dce_aud_destroy(&pool->base.audios[i]);
1450 	}
1451 
1452 	for (i = 0; i < pool->base.clk_src_count; i++) {
1453 		if (pool->base.clock_sources[i] != NULL) {
1454 			dcn20_clock_source_destroy(&pool->base.clock_sources[i]);
1455 			pool->base.clock_sources[i] = NULL;
1456 		}
1457 	}
1458 
1459 	for (i = 0; i < pool->base.res_cap->num_mpc_3dlut; i++) {
1460 		if (pool->base.mpc_lut[i] != NULL) {
1461 			dc_3dlut_func_release(pool->base.mpc_lut[i]);
1462 			pool->base.mpc_lut[i] = NULL;
1463 		}
1464 		if (pool->base.mpc_shaper[i] != NULL) {
1465 			dc_transfer_func_release(pool->base.mpc_shaper[i]);
1466 			pool->base.mpc_shaper[i] = NULL;
1467 		}
1468 	}
1469 
1470 	if (pool->base.dp_clock_source != NULL) {
1471 		dcn20_clock_source_destroy(&pool->base.dp_clock_source);
1472 		pool->base.dp_clock_source = NULL;
1473 	}
1474 
1475 	for (i = 0; i < pool->base.res_cap->num_timing_generator; i++) {
1476 		if (pool->base.multiple_abms[i] != NULL)
1477 			dce_abm_destroy(&pool->base.multiple_abms[i]);
1478 	}
1479 
1480 	if (pool->base.psr != NULL)
1481 		dmub_psr_destroy(&pool->base.psr);
1482 
1483 	if (pool->base.dccg != NULL)
1484 		dcn_dccg_destroy(&pool->base.dccg);
1485 }
1486 
1487 static struct hubp *dcn31_hubp_create(
1488 	struct dc_context *ctx,
1489 	uint32_t inst)
1490 {
1491 	struct dcn20_hubp *hubp2 =
1492 		kzalloc(sizeof(struct dcn20_hubp), GFP_KERNEL);
1493 
1494 	if (!hubp2)
1495 		return NULL;
1496 
1497 	if (hubp31_construct(hubp2, ctx, inst,
1498 			&hubp_regs[inst], &hubp_shift, &hubp_mask))
1499 		return &hubp2->base;
1500 
1501 	BREAK_TO_DEBUGGER();
1502 	kfree(hubp2);
1503 	return NULL;
1504 }
1505 
1506 static bool dcn31_dwbc_create(struct dc_context *ctx, struct resource_pool *pool)
1507 {
1508 	int i;
1509 	uint32_t pipe_count = pool->res_cap->num_dwb;
1510 
1511 	for (i = 0; i < pipe_count; i++) {
1512 		struct dcn30_dwbc *dwbc30 = kzalloc(sizeof(struct dcn30_dwbc),
1513 						    GFP_KERNEL);
1514 
1515 		if (!dwbc30) {
1516 			dm_error("DC: failed to create dwbc30!\n");
1517 			return false;
1518 		}
1519 
1520 		dcn30_dwbc_construct(dwbc30, ctx,
1521 				&dwbc30_regs[i],
1522 				&dwbc30_shift,
1523 				&dwbc30_mask,
1524 				i);
1525 
1526 		pool->dwbc[i] = &dwbc30->base;
1527 	}
1528 	return true;
1529 }
1530 
1531 static bool dcn31_mmhubbub_create(struct dc_context *ctx, struct resource_pool *pool)
1532 {
1533 	int i;
1534 	uint32_t pipe_count = pool->res_cap->num_dwb;
1535 
1536 	for (i = 0; i < pipe_count; i++) {
1537 		struct dcn30_mmhubbub *mcif_wb30 = kzalloc(sizeof(struct dcn30_mmhubbub),
1538 						    GFP_KERNEL);
1539 
1540 		if (!mcif_wb30) {
1541 			dm_error("DC: failed to create mcif_wb30!\n");
1542 			return false;
1543 		}
1544 
1545 		dcn30_mmhubbub_construct(mcif_wb30, ctx,
1546 				&mcif_wb30_regs[i],
1547 				&mcif_wb30_shift,
1548 				&mcif_wb30_mask,
1549 				i);
1550 
1551 		pool->mcif_wb[i] = &mcif_wb30->base;
1552 	}
1553 	return true;
1554 }
1555 
1556 static struct display_stream_compressor *dcn31_dsc_create(
1557 	struct dc_context *ctx, uint32_t inst)
1558 {
1559 	struct dcn20_dsc *dsc =
1560 		kzalloc(sizeof(struct dcn20_dsc), GFP_KERNEL);
1561 
1562 	if (!dsc) {
1563 		BREAK_TO_DEBUGGER();
1564 		return NULL;
1565 	}
1566 
1567 	dsc2_construct(dsc, ctx, inst, &dsc_regs[inst], &dsc_shift, &dsc_mask);
1568 	return &dsc->base;
1569 }
1570 
1571 static void dcn315_destroy_resource_pool(struct resource_pool **pool)
1572 {
1573 	struct dcn315_resource_pool *dcn31_pool = TO_DCN315_RES_POOL(*pool);
1574 
1575 	dcn315_resource_destruct(dcn31_pool);
1576 	kfree(dcn31_pool);
1577 	*pool = NULL;
1578 }
1579 
1580 static struct clock_source *dcn31_clock_source_create(
1581 		struct dc_context *ctx,
1582 		struct dc_bios *bios,
1583 		enum clock_source_id id,
1584 		const struct dce110_clk_src_regs *regs,
1585 		bool dp_clk_src)
1586 {
1587 	struct dce110_clk_src *clk_src =
1588 		kzalloc(sizeof(struct dce110_clk_src), GFP_KERNEL);
1589 
1590 	if (!clk_src)
1591 		return NULL;
1592 
1593 	if (dcn31_clk_src_construct(clk_src, ctx, bios, id,
1594 			regs, &cs_shift, &cs_mask)) {
1595 		clk_src->base.dp_clk_src = dp_clk_src;
1596 		return &clk_src->base;
1597 	}
1598 
1599 	kfree(clk_src);
1600 	BREAK_TO_DEBUGGER();
1601 	return NULL;
1602 }
1603 
1604 static bool is_dual_plane(enum surface_pixel_format format)
1605 {
1606 	return format >= SURFACE_PIXEL_FORMAT_VIDEO_BEGIN || format == SURFACE_PIXEL_FORMAT_GRPH_RGBE_ALPHA;
1607 }
1608 
1609 static int source_format_to_bpp (enum source_format_class SourcePixelFormat)
1610 {
1611 	if (SourcePixelFormat == dm_444_64)
1612 		return 8;
1613 	else if (SourcePixelFormat == dm_444_16 || SourcePixelFormat == dm_444_16)
1614 		return 2;
1615 	else if (SourcePixelFormat == dm_444_8)
1616 		return 1;
1617 	else if (SourcePixelFormat == dm_rgbe_alpha)
1618 		return 5;
1619 	else if (SourcePixelFormat == dm_420_8)
1620 		return 3;
1621 	else if (SourcePixelFormat == dm_420_12)
1622 		return 6;
1623 	else
1624 		return 4;
1625 }
1626 
1627 static bool allow_pixel_rate_crb(struct dc *dc, struct dc_state *context)
1628 {
1629 	int i;
1630 	struct resource_context *res_ctx = &context->res_ctx;
1631 
1632 	/*Don't apply for single stream*/
1633 	if (context->stream_count < 2)
1634 		return false;
1635 
1636 	for (i = 0; i < dc->res_pool->pipe_count; i++) {
1637 		if (!res_ctx->pipe_ctx[i].stream)
1638 			continue;
1639 
1640 		/*Don't apply if scaling*/
1641 		if (res_ctx->pipe_ctx[i].stream->src.width != res_ctx->pipe_ctx[i].stream->dst.width ||
1642 				res_ctx->pipe_ctx[i].stream->src.height != res_ctx->pipe_ctx[i].stream->dst.height ||
1643 				(res_ctx->pipe_ctx[i].plane_state && (res_ctx->pipe_ctx[i].plane_state->src_rect.width
1644 														!= res_ctx->pipe_ctx[i].plane_state->dst_rect.width ||
1645 					res_ctx->pipe_ctx[i].plane_state->src_rect.height
1646 														!= res_ctx->pipe_ctx[i].plane_state->dst_rect.height)))
1647 			return false;
1648 		/*Don't apply if MPO to avoid transition issues*/
1649 		if (res_ctx->pipe_ctx[i].top_pipe && res_ctx->pipe_ctx[i].top_pipe->plane_state != res_ctx->pipe_ctx[i].plane_state)
1650 			return false;
1651 	}
1652 	return true;
1653 }
1654 
1655 static int dcn315_populate_dml_pipes_from_context(
1656 	struct dc *dc, struct dc_state *context,
1657 	display_e2e_pipe_params_st *pipes,
1658 	bool fast_validate)
1659 {
1660 	int i, pipe_cnt, crb_idx, crb_pipes;
1661 	struct resource_context *res_ctx = &context->res_ctx;
1662 	struct pipe_ctx *pipe;
1663 	const int max_usable_det = context->bw_ctx.dml.ip.config_return_buffer_size_in_kbytes - DCN3_15_MIN_COMPBUF_SIZE_KB;
1664 	int remaining_det_segs = max_usable_det / DCN3_15_CRB_SEGMENT_SIZE_KB;
1665 	bool pixel_rate_crb = allow_pixel_rate_crb(dc, context);
1666 
1667 	DC_FP_START();
1668 	dcn31x_populate_dml_pipes_from_context(dc, context, pipes, fast_validate);
1669 	DC_FP_END();
1670 
1671 	for (i = 0, pipe_cnt = 0, crb_pipes = 0; i < dc->res_pool->pipe_count; i++) {
1672 		struct dc_crtc_timing *timing;
1673 
1674 		if (!res_ctx->pipe_ctx[i].stream)
1675 			continue;
1676 		pipe = &res_ctx->pipe_ctx[i];
1677 		timing = &pipe->stream->timing;
1678 
1679 		/*
1680 		 * Immediate flip can be set dynamically after enabling the plane.
1681 		 * We need to require support for immediate flip or underflow can be
1682 		 * intermittently experienced depending on peak b/w requirements.
1683 		 */
1684 		pipes[pipe_cnt].pipe.src.immediate_flip = true;
1685 
1686 		pipes[pipe_cnt].pipe.src.unbounded_req_mode = false;
1687 		pipes[pipe_cnt].pipe.dest.vfront_porch = timing->v_front_porch;
1688 		pipes[pipe_cnt].pipe.src.dcc_rate = 3;
1689 		pipes[pipe_cnt].dout.dsc_input_bpc = 0;
1690 		DC_FP_START();
1691 		dcn31_zero_pipe_dcc_fraction(pipes, pipe_cnt);
1692 		if (pixel_rate_crb && !pipe->top_pipe && !pipe->prev_odm_pipe) {
1693 			int bpp = source_format_to_bpp(pipes[pipe_cnt].pipe.src.source_format);
1694 			/* Ceil to crb segment size */
1695 			int approx_det_segs_required_for_pstate = dcn_get_approx_det_segs_required_for_pstate(
1696 					&context->bw_ctx.dml.soc, timing->pix_clk_100hz, bpp, DCN3_15_CRB_SEGMENT_SIZE_KB);
1697 
1698 			if (approx_det_segs_required_for_pstate <= 2 * DCN3_15_MAX_DET_SEGS) {
1699 				bool split_required = approx_det_segs_required_for_pstate > DCN3_15_MAX_DET_SEGS;
1700 				split_required = split_required || timing->pix_clk_100hz >= dcn_get_max_non_odm_pix_rate_100hz(&dc->dml.soc);
1701 				split_required = split_required || (pipe->plane_state && pipe->plane_state->src_rect.width > 5120);
1702 
1703 				/* Minimum 2 segments to allow mpc/odm combine if its used later */
1704 				if (approx_det_segs_required_for_pstate < 2)
1705 					approx_det_segs_required_for_pstate = 2;
1706 				if (split_required)
1707 					approx_det_segs_required_for_pstate += approx_det_segs_required_for_pstate % 2;
1708 				pipes[pipe_cnt].pipe.src.det_size_override = approx_det_segs_required_for_pstate;
1709 				remaining_det_segs -= approx_det_segs_required_for_pstate;
1710 			} else
1711 				remaining_det_segs = -1;
1712 			crb_pipes++;
1713 		}
1714 		DC_FP_END();
1715 
1716 		if (pipes[pipe_cnt].dout.dsc_enable) {
1717 			switch (timing->display_color_depth) {
1718 			case COLOR_DEPTH_888:
1719 				pipes[pipe_cnt].dout.dsc_input_bpc = 8;
1720 				break;
1721 			case COLOR_DEPTH_101010:
1722 				pipes[pipe_cnt].dout.dsc_input_bpc = 10;
1723 				break;
1724 			case COLOR_DEPTH_121212:
1725 				pipes[pipe_cnt].dout.dsc_input_bpc = 12;
1726 				break;
1727 			default:
1728 				ASSERT(0);
1729 				break;
1730 			}
1731 		}
1732 		pipe_cnt++;
1733 	}
1734 
1735 	/* Spread remaining unreserved crb evenly among all pipes*/
1736 	if (pixel_rate_crb) {
1737 		for (i = 0, pipe_cnt = 0, crb_idx = 0; i < dc->res_pool->pipe_count; i++) {
1738 			pipe = &res_ctx->pipe_ctx[i];
1739 			if (!pipe->stream)
1740 				continue;
1741 
1742 			/* Do not use asymetric crb if not enough for pstate support */
1743 			if (remaining_det_segs < 0) {
1744 				pipes[pipe_cnt].pipe.src.det_size_override = 0;
1745 				pipe_cnt++;
1746 				continue;
1747 			}
1748 
1749 			if (!pipe->top_pipe && !pipe->prev_odm_pipe) {
1750 				bool split_required = pipe->stream->timing.pix_clk_100hz >= dcn_get_max_non_odm_pix_rate_100hz(&dc->dml.soc)
1751 						|| (pipe->plane_state && pipe->plane_state->src_rect.width > 5120);
1752 
1753 				if (remaining_det_segs > MIN_RESERVED_DET_SEGS)
1754 					pipes[pipe_cnt].pipe.src.det_size_override += (remaining_det_segs - MIN_RESERVED_DET_SEGS) / crb_pipes +
1755 							(crb_idx < (remaining_det_segs - MIN_RESERVED_DET_SEGS) % crb_pipes ? 1 : 0);
1756 				if (pipes[pipe_cnt].pipe.src.det_size_override > 2 * DCN3_15_MAX_DET_SEGS) {
1757 					/* Clamp to 2 pipe split max det segments */
1758 					remaining_det_segs += pipes[pipe_cnt].pipe.src.det_size_override - 2 * (DCN3_15_MAX_DET_SEGS);
1759 					pipes[pipe_cnt].pipe.src.det_size_override = 2 * DCN3_15_MAX_DET_SEGS;
1760 				}
1761 				if (pipes[pipe_cnt].pipe.src.det_size_override > DCN3_15_MAX_DET_SEGS || split_required) {
1762 					/* If we are splitting we must have an even number of segments */
1763 					remaining_det_segs += pipes[pipe_cnt].pipe.src.det_size_override % 2;
1764 					pipes[pipe_cnt].pipe.src.det_size_override -= pipes[pipe_cnt].pipe.src.det_size_override % 2;
1765 				}
1766 				/* Convert segments into size for DML use */
1767 				pipes[pipe_cnt].pipe.src.det_size_override *= DCN3_15_CRB_SEGMENT_SIZE_KB;
1768 
1769 				crb_idx++;
1770 			}
1771 			pipe_cnt++;
1772 		}
1773 	}
1774 
1775 	if (pipe_cnt)
1776 		context->bw_ctx.dml.ip.det_buffer_size_kbytes =
1777 				(max_usable_det / DCN3_15_CRB_SEGMENT_SIZE_KB / pipe_cnt) * DCN3_15_CRB_SEGMENT_SIZE_KB;
1778 	if (context->bw_ctx.dml.ip.det_buffer_size_kbytes > DCN3_15_MAX_DET_SIZE)
1779 		context->bw_ctx.dml.ip.det_buffer_size_kbytes = DCN3_15_MAX_DET_SIZE;
1780 
1781 	dc->config.enable_4to1MPC = false;
1782 	if (pipe_cnt == 1 && pipe->plane_state && !dc->debug.disable_z9_mpc) {
1783 		if (is_dual_plane(pipe->plane_state->format)
1784 				&& pipe->plane_state->src_rect.width <= 1920 && pipe->plane_state->src_rect.height <= 1080) {
1785 			dc->config.enable_4to1MPC = true;
1786 			context->bw_ctx.dml.ip.det_buffer_size_kbytes =
1787 					(max_usable_det / DCN3_15_CRB_SEGMENT_SIZE_KB / 4) * DCN3_15_CRB_SEGMENT_SIZE_KB;
1788 		} else if (!is_dual_plane(pipe->plane_state->format)
1789 				&& pipe->plane_state->src_rect.width <= 5120
1790 				&& pipe->stream->timing.pix_clk_100hz < dcn_get_max_non_odm_pix_rate_100hz(&dc->dml.soc)) {
1791 			/* Limit to 5k max to avoid forced pipe split when there is not enough detile for swath */
1792 			context->bw_ctx.dml.ip.det_buffer_size_kbytes = 192;
1793 			pipes[0].pipe.src.unbounded_req_mode = true;
1794 		}
1795 	}
1796 
1797 	return pipe_cnt;
1798 }
1799 
1800 static void dcn315_get_panel_config_defaults(struct dc_panel_config *panel_config)
1801 {
1802 	*panel_config = panel_config_defaults;
1803 }
1804 
1805 static struct dc_cap_funcs cap_funcs = {
1806 	.get_dcc_compression_cap = dcn20_get_dcc_compression_cap
1807 };
1808 
1809 static struct resource_funcs dcn315_res_pool_funcs = {
1810 	.destroy = dcn315_destroy_resource_pool,
1811 	.link_enc_create = dcn31_link_encoder_create,
1812 	.link_enc_create_minimal = dcn31_link_enc_create_minimal,
1813 	.link_encs_assign = link_enc_cfg_link_encs_assign,
1814 	.link_enc_unassign = link_enc_cfg_link_enc_unassign,
1815 	.panel_cntl_create = dcn31_panel_cntl_create,
1816 	.validate_bandwidth = dcn31_validate_bandwidth,
1817 	.calculate_wm_and_dlg = dcn31_calculate_wm_and_dlg,
1818 	.update_soc_for_wm_a = dcn315_update_soc_for_wm_a,
1819 	.populate_dml_pipes = dcn315_populate_dml_pipes_from_context,
1820 	.acquire_idle_pipe_for_layer = dcn20_acquire_idle_pipe_for_layer,
1821 	.add_stream_to_ctx = dcn30_add_stream_to_ctx,
1822 	.add_dsc_to_stream_resource = dcn20_add_dsc_to_stream_resource,
1823 	.remove_stream_from_ctx = dcn20_remove_stream_from_ctx,
1824 	.populate_dml_writeback_from_context = dcn31_populate_dml_writeback_from_context,
1825 	.set_mcif_arb_params = dcn31_set_mcif_arb_params,
1826 	.find_first_free_match_stream_enc_for_link = dcn10_find_first_free_match_stream_enc_for_link,
1827 	.acquire_post_bldn_3dlut = dcn30_acquire_post_bldn_3dlut,
1828 	.release_post_bldn_3dlut = dcn30_release_post_bldn_3dlut,
1829 	.update_bw_bounding_box = dcn315_update_bw_bounding_box,
1830 	.patch_unknown_plane_state = dcn20_patch_unknown_plane_state,
1831 	.get_panel_config_defaults = dcn315_get_panel_config_defaults,
1832 };
1833 
1834 static bool dcn315_resource_construct(
1835 	uint8_t num_virtual_links,
1836 	struct dc *dc,
1837 	struct dcn315_resource_pool *pool)
1838 {
1839 	int i;
1840 	struct dc_context *ctx = dc->ctx;
1841 	struct irq_service_init_data init_data;
1842 
1843 	ctx->dc_bios->regs = &bios_regs;
1844 
1845 	pool->base.res_cap = &res_cap_dcn31;
1846 
1847 	pool->base.funcs = &dcn315_res_pool_funcs;
1848 
1849 	/*************************************************
1850 	 *  Resource + asic cap harcoding                *
1851 	 *************************************************/
1852 	pool->base.underlay_pipe_index = NO_UNDERLAY_PIPE;
1853 	pool->base.pipe_count = pool->base.res_cap->num_timing_generator;
1854 	pool->base.mpcc_count = pool->base.res_cap->num_timing_generator;
1855 	dc->caps.max_downscale_ratio = 600;
1856 	dc->caps.i2c_speed_in_khz = 100;
1857 	dc->caps.i2c_speed_in_khz_hdcp = 100;
1858 	dc->caps.max_cursor_size = 256;
1859 	dc->caps.min_horizontal_blanking_period = 80;
1860 	dc->caps.dmdata_alloc_size = 2048;
1861 	dc->caps.max_slave_planes = 2;
1862 	dc->caps.max_slave_yuv_planes = 2;
1863 	dc->caps.max_slave_rgb_planes = 2;
1864 	dc->caps.post_blend_color_processing = true;
1865 	dc->caps.force_dp_tps4_for_cp2520 = true;
1866 	if (dc->config.forceHBR2CP2520)
1867 		dc->caps.force_dp_tps4_for_cp2520 = false;
1868 	dc->caps.dp_hpo = true;
1869 	dc->caps.dp_hdmi21_pcon_support = true;
1870 	dc->caps.edp_dsc_support = true;
1871 	dc->caps.extended_aux_timeout_support = true;
1872 	dc->caps.dmcub_support = true;
1873 	dc->caps.is_apu = true;
1874 
1875 	/* Color pipeline capabilities */
1876 	dc->caps.color.dpp.dcn_arch = 1;
1877 	dc->caps.color.dpp.input_lut_shared = 0;
1878 	dc->caps.color.dpp.icsc = 1;
1879 	dc->caps.color.dpp.dgam_ram = 0; // must use gamma_corr
1880 	dc->caps.color.dpp.dgam_rom_caps.srgb = 1;
1881 	dc->caps.color.dpp.dgam_rom_caps.bt2020 = 1;
1882 	dc->caps.color.dpp.dgam_rom_caps.gamma2_2 = 1;
1883 	dc->caps.color.dpp.dgam_rom_caps.pq = 1;
1884 	dc->caps.color.dpp.dgam_rom_caps.hlg = 1;
1885 	dc->caps.color.dpp.post_csc = 1;
1886 	dc->caps.color.dpp.gamma_corr = 1;
1887 	dc->caps.color.dpp.dgam_rom_for_yuv = 0;
1888 
1889 	dc->caps.color.dpp.hw_3d_lut = 1;
1890 	dc->caps.color.dpp.ogam_ram = 1;
1891 	// no OGAM ROM on DCN301
1892 	dc->caps.color.dpp.ogam_rom_caps.srgb = 0;
1893 	dc->caps.color.dpp.ogam_rom_caps.bt2020 = 0;
1894 	dc->caps.color.dpp.ogam_rom_caps.gamma2_2 = 0;
1895 	dc->caps.color.dpp.ogam_rom_caps.pq = 0;
1896 	dc->caps.color.dpp.ogam_rom_caps.hlg = 0;
1897 	dc->caps.color.dpp.ocsc = 0;
1898 
1899 	dc->caps.color.mpc.gamut_remap = 1;
1900 	dc->caps.color.mpc.num_3dluts = pool->base.res_cap->num_mpc_3dlut; //2
1901 	dc->caps.color.mpc.ogam_ram = 1;
1902 	dc->caps.color.mpc.ogam_rom_caps.srgb = 0;
1903 	dc->caps.color.mpc.ogam_rom_caps.bt2020 = 0;
1904 	dc->caps.color.mpc.ogam_rom_caps.gamma2_2 = 0;
1905 	dc->caps.color.mpc.ogam_rom_caps.pq = 0;
1906 	dc->caps.color.mpc.ogam_rom_caps.hlg = 0;
1907 	dc->caps.color.mpc.ocsc = 1;
1908 
1909 	/* read VBIOS LTTPR caps */
1910 	{
1911 		if (ctx->dc_bios->funcs->get_lttpr_caps) {
1912 			enum bp_result bp_query_result;
1913 			uint8_t is_vbios_lttpr_enable = 0;
1914 
1915 			bp_query_result = ctx->dc_bios->funcs->get_lttpr_caps(ctx->dc_bios, &is_vbios_lttpr_enable);
1916 			dc->caps.vbios_lttpr_enable = (bp_query_result == BP_RESULT_OK) && !!is_vbios_lttpr_enable;
1917 		}
1918 
1919 		/* interop bit is implicit */
1920 		{
1921 			dc->caps.vbios_lttpr_aware = true;
1922 		}
1923 	}
1924 
1925 	if (dc->ctx->dce_environment == DCE_ENV_PRODUCTION_DRV)
1926 		dc->debug = debug_defaults_drv;
1927 
1928 	// Init the vm_helper
1929 	if (dc->vm_helper)
1930 		vm_helper_init(dc->vm_helper, 16);
1931 
1932 	/*************************************************
1933 	 *  Create resources                             *
1934 	 *************************************************/
1935 
1936 	/* Clock Sources for Pixel Clock*/
1937 	pool->base.clock_sources[DCN31_CLK_SRC_PLL0] =
1938 			dcn31_clock_source_create(ctx, ctx->dc_bios,
1939 				CLOCK_SOURCE_COMBO_PHY_PLL0,
1940 				&clk_src_regs[0], false);
1941 	pool->base.clock_sources[DCN31_CLK_SRC_PLL1] =
1942 			dcn31_clock_source_create(ctx, ctx->dc_bios,
1943 				CLOCK_SOURCE_COMBO_PHY_PLL1,
1944 				&clk_src_regs[1], false);
1945 	pool->base.clock_sources[DCN31_CLK_SRC_PLL2] =
1946 			dcn31_clock_source_create(ctx, ctx->dc_bios,
1947 				CLOCK_SOURCE_COMBO_PHY_PLL2,
1948 				&clk_src_regs[2], false);
1949 	pool->base.clock_sources[DCN31_CLK_SRC_PLL3] =
1950 			dcn31_clock_source_create(ctx, ctx->dc_bios,
1951 				CLOCK_SOURCE_COMBO_PHY_PLL3,
1952 				&clk_src_regs[3], false);
1953 	pool->base.clock_sources[DCN31_CLK_SRC_PLL4] =
1954 			dcn31_clock_source_create(ctx, ctx->dc_bios,
1955 				CLOCK_SOURCE_COMBO_PHY_PLL4,
1956 				&clk_src_regs[4], false);
1957 
1958 	pool->base.clk_src_count = DCN30_CLK_SRC_TOTAL;
1959 
1960 	/* todo: not reuse phy_pll registers */
1961 	pool->base.dp_clock_source =
1962 			dcn31_clock_source_create(ctx, ctx->dc_bios,
1963 				CLOCK_SOURCE_ID_DP_DTO,
1964 				&clk_src_regs[0], true);
1965 
1966 	for (i = 0; i < pool->base.clk_src_count; i++) {
1967 		if (pool->base.clock_sources[i] == NULL) {
1968 			dm_error("DC: failed to create clock sources!\n");
1969 			BREAK_TO_DEBUGGER();
1970 			goto create_fail;
1971 		}
1972 	}
1973 
1974 	/* TODO: DCCG */
1975 	pool->base.dccg = dccg31_create(ctx, &dccg_regs, &dccg_shift, &dccg_mask);
1976 	if (pool->base.dccg == NULL) {
1977 		dm_error("DC: failed to create dccg!\n");
1978 		BREAK_TO_DEBUGGER();
1979 		goto create_fail;
1980 	}
1981 
1982 	/* TODO: IRQ */
1983 	init_data.ctx = dc->ctx;
1984 	pool->base.irqs = dal_irq_service_dcn315_create(&init_data);
1985 	if (!pool->base.irqs)
1986 		goto create_fail;
1987 
1988 	/* HUBBUB */
1989 	pool->base.hubbub = dcn31_hubbub_create(ctx);
1990 	if (pool->base.hubbub == NULL) {
1991 		BREAK_TO_DEBUGGER();
1992 		dm_error("DC: failed to create hubbub!\n");
1993 		goto create_fail;
1994 	}
1995 
1996 	/* HUBPs, DPPs, OPPs and TGs */
1997 	for (i = 0; i < pool->base.pipe_count; i++) {
1998 		pool->base.hubps[i] = dcn31_hubp_create(ctx, i);
1999 		if (pool->base.hubps[i] == NULL) {
2000 			BREAK_TO_DEBUGGER();
2001 			dm_error(
2002 				"DC: failed to create hubps!\n");
2003 			goto create_fail;
2004 		}
2005 
2006 		pool->base.dpps[i] = dcn31_dpp_create(ctx, i);
2007 		if (pool->base.dpps[i] == NULL) {
2008 			BREAK_TO_DEBUGGER();
2009 			dm_error(
2010 				"DC: failed to create dpps!\n");
2011 			goto create_fail;
2012 		}
2013 	}
2014 
2015 	for (i = 0; i < pool->base.res_cap->num_opp; i++) {
2016 		pool->base.opps[i] = dcn31_opp_create(ctx, i);
2017 		if (pool->base.opps[i] == NULL) {
2018 			BREAK_TO_DEBUGGER();
2019 			dm_error(
2020 				"DC: failed to create output pixel processor!\n");
2021 			goto create_fail;
2022 		}
2023 	}
2024 
2025 	for (i = 0; i < pool->base.res_cap->num_timing_generator; i++) {
2026 		pool->base.timing_generators[i] = dcn31_timing_generator_create(
2027 				ctx, i);
2028 		if (pool->base.timing_generators[i] == NULL) {
2029 			BREAK_TO_DEBUGGER();
2030 			dm_error("DC: failed to create tg!\n");
2031 			goto create_fail;
2032 		}
2033 	}
2034 	pool->base.timing_generator_count = i;
2035 
2036 	/* PSR */
2037 	pool->base.psr = dmub_psr_create(ctx);
2038 	if (pool->base.psr == NULL) {
2039 		dm_error("DC: failed to create psr obj!\n");
2040 		BREAK_TO_DEBUGGER();
2041 		goto create_fail;
2042 	}
2043 
2044 	/* ABM */
2045 	for (i = 0; i < pool->base.res_cap->num_timing_generator; i++) {
2046 		pool->base.multiple_abms[i] = dmub_abm_create(ctx,
2047 				&abm_regs[i],
2048 				&abm_shift,
2049 				&abm_mask);
2050 		if (pool->base.multiple_abms[i] == NULL) {
2051 			dm_error("DC: failed to create abm for pipe %d!\n", i);
2052 			BREAK_TO_DEBUGGER();
2053 			goto create_fail;
2054 		}
2055 	}
2056 
2057 	/* MPC and DSC */
2058 	pool->base.mpc = dcn31_mpc_create(ctx, pool->base.mpcc_count, pool->base.res_cap->num_mpc_3dlut);
2059 	if (pool->base.mpc == NULL) {
2060 		BREAK_TO_DEBUGGER();
2061 		dm_error("DC: failed to create mpc!\n");
2062 		goto create_fail;
2063 	}
2064 
2065 	for (i = 0; i < pool->base.res_cap->num_dsc; i++) {
2066 		pool->base.dscs[i] = dcn31_dsc_create(ctx, i);
2067 		if (pool->base.dscs[i] == NULL) {
2068 			BREAK_TO_DEBUGGER();
2069 			dm_error("DC: failed to create display stream compressor %d!\n", i);
2070 			goto create_fail;
2071 		}
2072 	}
2073 
2074 	/* DWB and MMHUBBUB */
2075 	if (!dcn31_dwbc_create(ctx, &pool->base)) {
2076 		BREAK_TO_DEBUGGER();
2077 		dm_error("DC: failed to create dwbc!\n");
2078 		goto create_fail;
2079 	}
2080 
2081 	if (!dcn31_mmhubbub_create(ctx, &pool->base)) {
2082 		BREAK_TO_DEBUGGER();
2083 		dm_error("DC: failed to create mcif_wb!\n");
2084 		goto create_fail;
2085 	}
2086 
2087 	/* AUX and I2C */
2088 	for (i = 0; i < pool->base.res_cap->num_ddc; i++) {
2089 		pool->base.engines[i] = dcn31_aux_engine_create(ctx, i);
2090 		if (pool->base.engines[i] == NULL) {
2091 			BREAK_TO_DEBUGGER();
2092 			dm_error(
2093 				"DC:failed to create aux engine!!\n");
2094 			goto create_fail;
2095 		}
2096 		pool->base.hw_i2cs[i] = dcn31_i2c_hw_create(ctx, i);
2097 		if (pool->base.hw_i2cs[i] == NULL) {
2098 			BREAK_TO_DEBUGGER();
2099 			dm_error(
2100 				"DC:failed to create hw i2c!!\n");
2101 			goto create_fail;
2102 		}
2103 		pool->base.sw_i2cs[i] = NULL;
2104 	}
2105 
2106 	/* Audio, Stream Encoders including HPO and virtual, MPC 3D LUTs */
2107 	if (!resource_construct(num_virtual_links, dc, &pool->base,
2108 			&res_create_funcs))
2109 		goto create_fail;
2110 
2111 	/* HW Sequencer and Plane caps */
2112 	dcn31_hw_sequencer_construct(dc);
2113 
2114 	dc->caps.max_planes =  pool->base.pipe_count;
2115 
2116 	for (i = 0; i < dc->caps.max_planes; ++i)
2117 		dc->caps.planes[i] = plane_cap;
2118 
2119 	dc->cap_funcs = cap_funcs;
2120 
2121 	dc->dcn_ip->max_num_dpp = dcn3_15_ip.max_num_dpp;
2122 
2123 	return true;
2124 
2125 create_fail:
2126 
2127 	dcn315_resource_destruct(pool);
2128 
2129 	return false;
2130 }
2131 
2132 struct resource_pool *dcn315_create_resource_pool(
2133 		const struct dc_init_data *init_data,
2134 		struct dc *dc)
2135 {
2136 	struct dcn315_resource_pool *pool =
2137 		kzalloc(sizeof(struct dcn315_resource_pool), GFP_KERNEL);
2138 
2139 	if (!pool)
2140 		return NULL;
2141 
2142 	if (dcn315_resource_construct(init_data->num_virtual_links, dc, pool))
2143 		return &pool->base;
2144 
2145 	BREAK_TO_DEBUGGER();
2146 	kfree(pool);
2147 	return NULL;
2148 }
2149