1 /*
2  * Copyright 2012-15 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 #include <linux/slab.h>
27 
28 #include "dm_services.h"
29 
30 #include "link_encoder.h"
31 #include "stream_encoder.h"
32 
33 #include "resource.h"
34 #include "dce110/dce110_resource.h"
35 #include "include/irq_service_interface.h"
36 #include "dce/dce_audio.h"
37 #include "dce110/dce110_timing_generator.h"
38 #include "irq/dce110/irq_service_dce110.h"
39 #include "dce110/dce110_timing_generator_v.h"
40 #include "dce/dce_link_encoder.h"
41 #include "dce/dce_stream_encoder.h"
42 #include "dce/dce_mem_input.h"
43 #include "dce110/dce110_mem_input_v.h"
44 #include "dce/dce_ipp.h"
45 #include "dce/dce_transform.h"
46 #include "dce110/dce110_transform_v.h"
47 #include "dce/dce_opp.h"
48 #include "dce110/dce110_opp_v.h"
49 #include "dce/dce_clock_source.h"
50 #include "dce/dce_hwseq.h"
51 #include "dce110/dce110_hw_sequencer.h"
52 #include "dce/dce_aux.h"
53 #include "dce/dce_abm.h"
54 #include "dce/dce_dmcu.h"
55 #include "dce/dce_i2c.h"
56 #include "dce/dce_panel_cntl.h"
57 
58 #define DC_LOGGER \
59 		dc->ctx->logger
60 
61 #include "dce110/dce110_compressor.h"
62 
63 #include "reg_helper.h"
64 
65 #include "dce/dce_11_0_d.h"
66 #include "dce/dce_11_0_sh_mask.h"
67 
68 #ifndef mmMC_HUB_RDREQ_DMIF_LIMIT
69 #include "gmc/gmc_8_2_d.h"
70 #include "gmc/gmc_8_2_sh_mask.h"
71 #endif
72 
73 #ifndef mmDP_DPHY_INTERNAL_CTRL
74 	#define mmDP_DPHY_INTERNAL_CTRL 0x4aa7
75 	#define mmDP0_DP_DPHY_INTERNAL_CTRL 0x4aa7
76 	#define mmDP1_DP_DPHY_INTERNAL_CTRL 0x4ba7
77 	#define mmDP2_DP_DPHY_INTERNAL_CTRL 0x4ca7
78 	#define mmDP3_DP_DPHY_INTERNAL_CTRL 0x4da7
79 	#define mmDP4_DP_DPHY_INTERNAL_CTRL 0x4ea7
80 	#define mmDP5_DP_DPHY_INTERNAL_CTRL 0x4fa7
81 	#define mmDP6_DP_DPHY_INTERNAL_CTRL 0x54a7
82 	#define mmDP7_DP_DPHY_INTERNAL_CTRL 0x56a7
83 	#define mmDP8_DP_DPHY_INTERNAL_CTRL 0x57a7
84 #endif
85 
86 #ifndef mmBIOS_SCRATCH_2
87 	#define mmBIOS_SCRATCH_2 0x05CB
88 	#define mmBIOS_SCRATCH_3 0x05CC
89 	#define mmBIOS_SCRATCH_6 0x05CF
90 #endif
91 
92 #ifndef mmDP_DPHY_BS_SR_SWAP_CNTL
93 	#define mmDP_DPHY_BS_SR_SWAP_CNTL                       0x4ADC
94 	#define mmDP0_DP_DPHY_BS_SR_SWAP_CNTL                   0x4ADC
95 	#define mmDP1_DP_DPHY_BS_SR_SWAP_CNTL                   0x4BDC
96 	#define mmDP2_DP_DPHY_BS_SR_SWAP_CNTL                   0x4CDC
97 	#define mmDP3_DP_DPHY_BS_SR_SWAP_CNTL                   0x4DDC
98 	#define mmDP4_DP_DPHY_BS_SR_SWAP_CNTL                   0x4EDC
99 	#define mmDP5_DP_DPHY_BS_SR_SWAP_CNTL                   0x4FDC
100 	#define mmDP6_DP_DPHY_BS_SR_SWAP_CNTL                   0x54DC
101 #endif
102 
103 #ifndef mmDP_DPHY_FAST_TRAINING
104 	#define mmDP_DPHY_FAST_TRAINING                         0x4ABC
105 	#define mmDP0_DP_DPHY_FAST_TRAINING                     0x4ABC
106 	#define mmDP1_DP_DPHY_FAST_TRAINING                     0x4BBC
107 	#define mmDP2_DP_DPHY_FAST_TRAINING                     0x4CBC
108 	#define mmDP3_DP_DPHY_FAST_TRAINING                     0x4DBC
109 	#define mmDP4_DP_DPHY_FAST_TRAINING                     0x4EBC
110 	#define mmDP5_DP_DPHY_FAST_TRAINING                     0x4FBC
111 	#define mmDP6_DP_DPHY_FAST_TRAINING                     0x54BC
112 #endif
113 
114 #ifndef DPHY_RX_FAST_TRAINING_CAPABLE
115 	#define DPHY_RX_FAST_TRAINING_CAPABLE 0x1
116 #endif
117 
118 static const struct dce110_timing_generator_offsets dce110_tg_offsets[] = {
119 	{
120 		.crtc = (mmCRTC0_CRTC_CONTROL - mmCRTC_CONTROL),
121 		.dcp =  (mmDCP0_GRPH_CONTROL - mmGRPH_CONTROL),
122 	},
123 	{
124 		.crtc = (mmCRTC1_CRTC_CONTROL - mmCRTC_CONTROL),
125 		.dcp = (mmDCP1_GRPH_CONTROL - mmGRPH_CONTROL),
126 	},
127 	{
128 		.crtc = (mmCRTC2_CRTC_CONTROL - mmCRTC_CONTROL),
129 		.dcp = (mmDCP2_GRPH_CONTROL - mmGRPH_CONTROL),
130 	},
131 	{
132 		.crtc = (mmCRTC3_CRTC_CONTROL - mmCRTC_CONTROL),
133 		.dcp =  (mmDCP3_GRPH_CONTROL - mmGRPH_CONTROL),
134 	},
135 	{
136 		.crtc = (mmCRTC4_CRTC_CONTROL - mmCRTC_CONTROL),
137 		.dcp = (mmDCP4_GRPH_CONTROL - mmGRPH_CONTROL),
138 	},
139 	{
140 		.crtc = (mmCRTC5_CRTC_CONTROL - mmCRTC_CONTROL),
141 		.dcp = (mmDCP5_GRPH_CONTROL - mmGRPH_CONTROL),
142 	}
143 };
144 
145 /* set register offset */
146 #define SR(reg_name)\
147 	.reg_name = mm ## reg_name
148 
149 /* set register offset with instance */
150 #define SRI(reg_name, block, id)\
151 	.reg_name = mm ## block ## id ## _ ## reg_name
152 
153 static const struct dce_dmcu_registers dmcu_regs = {
154 		DMCU_DCE110_COMMON_REG_LIST()
155 };
156 
157 static const struct dce_dmcu_shift dmcu_shift = {
158 		DMCU_MASK_SH_LIST_DCE110(__SHIFT)
159 };
160 
161 static const struct dce_dmcu_mask dmcu_mask = {
162 		DMCU_MASK_SH_LIST_DCE110(_MASK)
163 };
164 
165 static const struct dce_abm_registers abm_regs = {
166 		ABM_DCE110_COMMON_REG_LIST()
167 };
168 
169 static const struct dce_abm_shift abm_shift = {
170 		ABM_MASK_SH_LIST_DCE110(__SHIFT)
171 };
172 
173 static const struct dce_abm_mask abm_mask = {
174 		ABM_MASK_SH_LIST_DCE110(_MASK)
175 };
176 
177 #define ipp_regs(id)\
178 [id] = {\
179 		IPP_DCE110_REG_LIST_DCE_BASE(id)\
180 }
181 
182 static const struct dce_ipp_registers ipp_regs[] = {
183 		ipp_regs(0),
184 		ipp_regs(1),
185 		ipp_regs(2)
186 };
187 
188 static const struct dce_ipp_shift ipp_shift = {
189 		IPP_DCE100_MASK_SH_LIST_DCE_COMMON_BASE(__SHIFT)
190 };
191 
192 static const struct dce_ipp_mask ipp_mask = {
193 		IPP_DCE100_MASK_SH_LIST_DCE_COMMON_BASE(_MASK)
194 };
195 
196 #define transform_regs(id)\
197 [id] = {\
198 		XFM_COMMON_REG_LIST_DCE110(id)\
199 }
200 
201 static const struct dce_transform_registers xfm_regs[] = {
202 		transform_regs(0),
203 		transform_regs(1),
204 		transform_regs(2)
205 };
206 
207 static const struct dce_transform_shift xfm_shift = {
208 		XFM_COMMON_MASK_SH_LIST_DCE110(__SHIFT)
209 };
210 
211 static const struct dce_transform_mask xfm_mask = {
212 		XFM_COMMON_MASK_SH_LIST_DCE110(_MASK)
213 };
214 
215 #define aux_regs(id)\
216 [id] = {\
217 	AUX_REG_LIST(id)\
218 }
219 
220 static const struct dce110_link_enc_aux_registers link_enc_aux_regs[] = {
221 		aux_regs(0),
222 		aux_regs(1),
223 		aux_regs(2),
224 		aux_regs(3),
225 		aux_regs(4),
226 		aux_regs(5)
227 };
228 
229 #define hpd_regs(id)\
230 [id] = {\
231 	HPD_REG_LIST(id)\
232 }
233 
234 static const struct dce110_link_enc_hpd_registers link_enc_hpd_regs[] = {
235 		hpd_regs(0),
236 		hpd_regs(1),
237 		hpd_regs(2),
238 		hpd_regs(3),
239 		hpd_regs(4),
240 		hpd_regs(5)
241 };
242 
243 
244 #define link_regs(id)\
245 [id] = {\
246 	LE_DCE110_REG_LIST(id)\
247 }
248 
249 static const struct dce110_link_enc_registers link_enc_regs[] = {
250 	link_regs(0),
251 	link_regs(1),
252 	link_regs(2),
253 	link_regs(3),
254 	link_regs(4),
255 	link_regs(5),
256 	link_regs(6),
257 };
258 
259 #define stream_enc_regs(id)\
260 [id] = {\
261 	SE_COMMON_REG_LIST(id),\
262 	.TMDS_CNTL = 0,\
263 }
264 
265 static const struct dce110_stream_enc_registers stream_enc_regs[] = {
266 	stream_enc_regs(0),
267 	stream_enc_regs(1),
268 	stream_enc_regs(2)
269 };
270 
271 static const struct dce_stream_encoder_shift se_shift = {
272 		SE_COMMON_MASK_SH_LIST_DCE110(__SHIFT)
273 };
274 
275 static const struct dce_stream_encoder_mask se_mask = {
276 		SE_COMMON_MASK_SH_LIST_DCE110(_MASK)
277 };
278 
279 static const struct dce_panel_cntl_registers panel_cntl_regs[] = {
280 	{ DCE_PANEL_CNTL_REG_LIST() }
281 };
282 
283 static const struct dce_panel_cntl_shift panel_cntl_shift = {
284 	DCE_PANEL_CNTL_MASK_SH_LIST(__SHIFT)
285 };
286 
287 static const struct dce_panel_cntl_mask panel_cntl_mask = {
288 	DCE_PANEL_CNTL_MASK_SH_LIST(_MASK)
289 };
290 
291 static const struct dce110_aux_registers_shift aux_shift = {
292 	DCE_AUX_MASK_SH_LIST(__SHIFT)
293 };
294 
295 static const struct dce110_aux_registers_mask aux_mask = {
296 	DCE_AUX_MASK_SH_LIST(_MASK)
297 };
298 
299 #define opp_regs(id)\
300 [id] = {\
301 	OPP_DCE_110_REG_LIST(id),\
302 }
303 
304 static const struct dce_opp_registers opp_regs[] = {
305 	opp_regs(0),
306 	opp_regs(1),
307 	opp_regs(2),
308 	opp_regs(3),
309 	opp_regs(4),
310 	opp_regs(5)
311 };
312 
313 static const struct dce_opp_shift opp_shift = {
314 	OPP_COMMON_MASK_SH_LIST_DCE_110(__SHIFT)
315 };
316 
317 static const struct dce_opp_mask opp_mask = {
318 	OPP_COMMON_MASK_SH_LIST_DCE_110(_MASK)
319 };
320 
321 #define aux_engine_regs(id)\
322 [id] = {\
323 	AUX_COMMON_REG_LIST(id), \
324 	.AUX_RESET_MASK = 0 \
325 }
326 
327 static const struct dce110_aux_registers aux_engine_regs[] = {
328 		aux_engine_regs(0),
329 		aux_engine_regs(1),
330 		aux_engine_regs(2),
331 		aux_engine_regs(3),
332 		aux_engine_regs(4),
333 		aux_engine_regs(5)
334 };
335 
336 #define audio_regs(id)\
337 [id] = {\
338 	AUD_COMMON_REG_LIST(id)\
339 }
340 
341 static const struct dce_audio_registers audio_regs[] = {
342 	audio_regs(0),
343 	audio_regs(1),
344 	audio_regs(2),
345 	audio_regs(3),
346 	audio_regs(4),
347 	audio_regs(5),
348 	audio_regs(6),
349 };
350 
351 static const struct dce_audio_shift audio_shift = {
352 		AUD_COMMON_MASK_SH_LIST(__SHIFT)
353 };
354 
355 static const struct dce_audio_mask audio_mask = {
356 		AUD_COMMON_MASK_SH_LIST(_MASK)
357 };
358 
359 /* AG TBD Needs to be reduced back to 3 pipes once dce10 hw sequencer implemented. */
360 
361 
362 #define clk_src_regs(id)\
363 [id] = {\
364 	CS_COMMON_REG_LIST_DCE_100_110(id),\
365 }
366 
367 static const struct dce110_clk_src_regs clk_src_regs[] = {
368 	clk_src_regs(0),
369 	clk_src_regs(1),
370 	clk_src_regs(2)
371 };
372 
373 static const struct dce110_clk_src_shift cs_shift = {
374 		CS_COMMON_MASK_SH_LIST_DCE_COMMON_BASE(__SHIFT)
375 };
376 
377 static const struct dce110_clk_src_mask cs_mask = {
378 		CS_COMMON_MASK_SH_LIST_DCE_COMMON_BASE(_MASK)
379 };
380 
381 static const struct bios_registers bios_regs = {
382 	.BIOS_SCRATCH_3 = mmBIOS_SCRATCH_3,
383 	.BIOS_SCRATCH_6 = mmBIOS_SCRATCH_6
384 };
385 
386 static const struct resource_caps carrizo_resource_cap = {
387 		.num_timing_generator = 3,
388 		.num_video_plane = 1,
389 		.num_audio = 3,
390 		.num_stream_encoder = 3,
391 		.num_pll = 2,
392 		.num_ddc = 3,
393 };
394 
395 static const struct resource_caps stoney_resource_cap = {
396 		.num_timing_generator = 2,
397 		.num_video_plane = 1,
398 		.num_audio = 3,
399 		.num_stream_encoder = 3,
400 		.num_pll = 2,
401 		.num_ddc = 3,
402 };
403 
404 static const struct dc_plane_cap plane_cap = {
405 		.type = DC_PLANE_TYPE_DCE_RGB,
406 		.blends_with_below = true,
407 		.blends_with_above = true,
408 		.per_pixel_alpha = 1,
409 
410 		.pixel_format_support = {
411 				.argb8888 = true,
412 				.nv12 = false,
413 				.fp16 = false
414 		},
415 
416 		.max_upscale_factor = {
417 				.argb8888 = 16000,
418 				.nv12 = 1,
419 				.fp16 = 1
420 		},
421 
422 		.max_downscale_factor = {
423 				.argb8888 = 250,
424 				.nv12 = 1,
425 				.fp16 = 1
426 		},
427 		64,
428 		64
429 };
430 
431 static const struct dc_plane_cap underlay_plane_cap = {
432 		.type = DC_PLANE_TYPE_DCE_UNDERLAY,
433 		.blends_with_above = true,
434 		.per_pixel_alpha = 1,
435 
436 		.pixel_format_support = {
437 				.argb8888 = false,
438 				.nv12 = true,
439 				.fp16 = false
440 		},
441 
442 		.max_upscale_factor = {
443 				.argb8888 = 1,
444 				.nv12 = 16000,
445 				.fp16 = 1
446 		},
447 
448 		.max_downscale_factor = {
449 				.argb8888 = 1,
450 				.nv12 = 250,
451 				.fp16 = 1
452 		},
453 		64,
454 		64
455 };
456 
457 #define CTX  ctx
458 #define REG(reg) mm ## reg
459 
460 #ifndef mmCC_DC_HDMI_STRAPS
461 #define mmCC_DC_HDMI_STRAPS 0x4819
462 #define CC_DC_HDMI_STRAPS__HDMI_DISABLE_MASK 0x40
463 #define CC_DC_HDMI_STRAPS__HDMI_DISABLE__SHIFT 0x6
464 #define CC_DC_HDMI_STRAPS__AUDIO_STREAM_NUMBER_MASK 0x700
465 #define CC_DC_HDMI_STRAPS__AUDIO_STREAM_NUMBER__SHIFT 0x8
466 #endif
467 
468 static int map_transmitter_id_to_phy_instance(
469 	enum transmitter transmitter)
470 {
471 	switch (transmitter) {
472 	case TRANSMITTER_UNIPHY_A:
473 		return 0;
474 	case TRANSMITTER_UNIPHY_B:
475 		return 1;
476 	case TRANSMITTER_UNIPHY_C:
477 		return 2;
478 	case TRANSMITTER_UNIPHY_D:
479 		return 3;
480 	case TRANSMITTER_UNIPHY_E:
481 		return 4;
482 	case TRANSMITTER_UNIPHY_F:
483 		return 5;
484 	case TRANSMITTER_UNIPHY_G:
485 		return 6;
486 	default:
487 		ASSERT(0);
488 		return 0;
489 	}
490 }
491 
492 static void read_dce_straps(
493 	struct dc_context *ctx,
494 	struct resource_straps *straps)
495 {
496 	REG_GET_2(CC_DC_HDMI_STRAPS,
497 			HDMI_DISABLE, &straps->hdmi_disable,
498 			AUDIO_STREAM_NUMBER, &straps->audio_stream_number);
499 
500 	REG_GET(DC_PINSTRAPS, DC_PINSTRAPS_AUDIO, &straps->dc_pinstraps_audio);
501 }
502 
503 static struct audio *create_audio(
504 		struct dc_context *ctx, unsigned int inst)
505 {
506 	return dce_audio_create(ctx, inst,
507 			&audio_regs[inst], &audio_shift, &audio_mask);
508 }
509 
510 static struct timing_generator *dce110_timing_generator_create(
511 		struct dc_context *ctx,
512 		uint32_t instance,
513 		const struct dce110_timing_generator_offsets *offsets)
514 {
515 	struct dce110_timing_generator *tg110 =
516 		kzalloc(sizeof(struct dce110_timing_generator), GFP_KERNEL);
517 
518 	if (!tg110)
519 		return NULL;
520 
521 	dce110_timing_generator_construct(tg110, ctx, instance, offsets);
522 	return &tg110->base;
523 }
524 
525 static struct stream_encoder *dce110_stream_encoder_create(
526 	enum engine_id eng_id,
527 	struct dc_context *ctx)
528 {
529 	struct dce110_stream_encoder *enc110 =
530 		kzalloc(sizeof(struct dce110_stream_encoder), GFP_KERNEL);
531 
532 	if (!enc110)
533 		return NULL;
534 
535 	dce110_stream_encoder_construct(enc110, ctx, ctx->dc_bios, eng_id,
536 					&stream_enc_regs[eng_id],
537 					&se_shift, &se_mask);
538 	return &enc110->base;
539 }
540 
541 #define SRII(reg_name, block, id)\
542 	.reg_name[id] = mm ## block ## id ## _ ## reg_name
543 
544 static const struct dce_hwseq_registers hwseq_stoney_reg = {
545 		HWSEQ_ST_REG_LIST()
546 };
547 
548 static const struct dce_hwseq_registers hwseq_cz_reg = {
549 		HWSEQ_CZ_REG_LIST()
550 };
551 
552 static const struct dce_hwseq_shift hwseq_shift = {
553 		HWSEQ_DCE11_MASK_SH_LIST(__SHIFT),
554 };
555 
556 static const struct dce_hwseq_mask hwseq_mask = {
557 		HWSEQ_DCE11_MASK_SH_LIST(_MASK),
558 };
559 
560 static struct dce_hwseq *dce110_hwseq_create(
561 	struct dc_context *ctx)
562 {
563 	struct dce_hwseq *hws = kzalloc(sizeof(struct dce_hwseq), GFP_KERNEL);
564 
565 	if (hws) {
566 		hws->ctx = ctx;
567 		hws->regs = ASIC_REV_IS_STONEY(ctx->asic_id.hw_internal_rev) ?
568 				&hwseq_stoney_reg : &hwseq_cz_reg;
569 		hws->shifts = &hwseq_shift;
570 		hws->masks = &hwseq_mask;
571 		hws->wa.blnd_crtc_trigger = true;
572 	}
573 	return hws;
574 }
575 
576 static const struct resource_create_funcs res_create_funcs = {
577 	.read_dce_straps = read_dce_straps,
578 	.create_audio = create_audio,
579 	.create_stream_encoder = dce110_stream_encoder_create,
580 	.create_hwseq = dce110_hwseq_create,
581 };
582 
583 #define mi_inst_regs(id) { \
584 	MI_DCE11_REG_LIST(id), \
585 	.MC_HUB_RDREQ_DMIF_LIMIT = mmMC_HUB_RDREQ_DMIF_LIMIT \
586 }
587 static const struct dce_mem_input_registers mi_regs[] = {
588 		mi_inst_regs(0),
589 		mi_inst_regs(1),
590 		mi_inst_regs(2),
591 };
592 
593 static const struct dce_mem_input_shift mi_shifts = {
594 		MI_DCE11_MASK_SH_LIST(__SHIFT),
595 		.ENABLE = MC_HUB_RDREQ_DMIF_LIMIT__ENABLE__SHIFT
596 };
597 
598 static const struct dce_mem_input_mask mi_masks = {
599 		MI_DCE11_MASK_SH_LIST(_MASK),
600 		.ENABLE = MC_HUB_RDREQ_DMIF_LIMIT__ENABLE_MASK
601 };
602 
603 
604 static struct mem_input *dce110_mem_input_create(
605 	struct dc_context *ctx,
606 	uint32_t inst)
607 {
608 	struct dce_mem_input *dce_mi = kzalloc(sizeof(struct dce_mem_input),
609 					       GFP_KERNEL);
610 
611 	if (!dce_mi) {
612 		BREAK_TO_DEBUGGER();
613 		return NULL;
614 	}
615 
616 	dce_mem_input_construct(dce_mi, ctx, inst, &mi_regs[inst], &mi_shifts, &mi_masks);
617 	dce_mi->wa.single_head_rdreq_dmif_limit = 3;
618 	return &dce_mi->base;
619 }
620 
621 static void dce110_transform_destroy(struct transform **xfm)
622 {
623 	kfree(TO_DCE_TRANSFORM(*xfm));
624 	*xfm = NULL;
625 }
626 
627 static struct transform *dce110_transform_create(
628 	struct dc_context *ctx,
629 	uint32_t inst)
630 {
631 	struct dce_transform *transform =
632 		kzalloc(sizeof(struct dce_transform), GFP_KERNEL);
633 
634 	if (!transform)
635 		return NULL;
636 
637 	dce_transform_construct(transform, ctx, inst,
638 				&xfm_regs[inst], &xfm_shift, &xfm_mask);
639 	return &transform->base;
640 }
641 
642 static struct input_pixel_processor *dce110_ipp_create(
643 	struct dc_context *ctx, uint32_t inst)
644 {
645 	struct dce_ipp *ipp = kzalloc(sizeof(struct dce_ipp), GFP_KERNEL);
646 
647 	if (!ipp) {
648 		BREAK_TO_DEBUGGER();
649 		return NULL;
650 	}
651 
652 	dce_ipp_construct(ipp, ctx, inst,
653 			&ipp_regs[inst], &ipp_shift, &ipp_mask);
654 	return &ipp->base;
655 }
656 
657 static const struct encoder_feature_support link_enc_feature = {
658 		.max_hdmi_deep_color = COLOR_DEPTH_121212,
659 		.max_hdmi_pixel_clock = 300000,
660 		.flags.bits.IS_HBR2_CAPABLE = true,
661 		.flags.bits.IS_TPS3_CAPABLE = true
662 };
663 
664 static struct link_encoder *dce110_link_encoder_create(
665 	const struct encoder_init_data *enc_init_data)
666 {
667 	struct dce110_link_encoder *enc110 =
668 		kzalloc(sizeof(struct dce110_link_encoder), GFP_KERNEL);
669 	int link_regs_id;
670 
671 	if (!enc110)
672 		return NULL;
673 
674 	link_regs_id =
675 		map_transmitter_id_to_phy_instance(enc_init_data->transmitter);
676 
677 	dce110_link_encoder_construct(enc110,
678 				      enc_init_data,
679 				      &link_enc_feature,
680 				      &link_enc_regs[link_regs_id],
681 				      &link_enc_aux_regs[enc_init_data->channel - 1],
682 				      &link_enc_hpd_regs[enc_init_data->hpd_source]);
683 	return &enc110->base;
684 }
685 
686 static struct panel_cntl *dce110_panel_cntl_create(const struct panel_cntl_init_data *init_data)
687 {
688 	struct dce_panel_cntl *panel_cntl =
689 		kzalloc(sizeof(struct dce_panel_cntl), GFP_KERNEL);
690 
691 	if (!panel_cntl)
692 		return NULL;
693 
694 	dce_panel_cntl_construct(panel_cntl,
695 			init_data,
696 			&panel_cntl_regs[init_data->inst],
697 			&panel_cntl_shift,
698 			&panel_cntl_mask);
699 
700 	return &panel_cntl->base;
701 }
702 
703 static struct output_pixel_processor *dce110_opp_create(
704 	struct dc_context *ctx,
705 	uint32_t inst)
706 {
707 	struct dce110_opp *opp =
708 		kzalloc(sizeof(struct dce110_opp), GFP_KERNEL);
709 
710 	if (!opp)
711 		return NULL;
712 
713 	dce110_opp_construct(opp,
714 			     ctx, inst, &opp_regs[inst], &opp_shift, &opp_mask);
715 	return &opp->base;
716 }
717 
718 struct dce_aux *dce110_aux_engine_create(
719 	struct dc_context *ctx,
720 	uint32_t inst)
721 {
722 	struct aux_engine_dce110 *aux_engine =
723 		kzalloc(sizeof(struct aux_engine_dce110), GFP_KERNEL);
724 
725 	if (!aux_engine)
726 		return NULL;
727 
728 	dce110_aux_engine_construct(aux_engine, ctx, inst,
729 				    SW_AUX_TIMEOUT_PERIOD_MULTIPLIER * AUX_TIMEOUT_PERIOD,
730 				    &aux_engine_regs[inst],
731 					&aux_mask,
732 					&aux_shift,
733 					ctx->dc->caps.extended_aux_timeout_support);
734 
735 	return &aux_engine->base;
736 }
737 #define i2c_inst_regs(id) { I2C_HW_ENGINE_COMMON_REG_LIST(id) }
738 
739 static const struct dce_i2c_registers i2c_hw_regs[] = {
740 		i2c_inst_regs(1),
741 		i2c_inst_regs(2),
742 		i2c_inst_regs(3),
743 		i2c_inst_regs(4),
744 		i2c_inst_regs(5),
745 		i2c_inst_regs(6),
746 };
747 
748 static const struct dce_i2c_shift i2c_shifts = {
749 		I2C_COMMON_MASK_SH_LIST_DCE110(__SHIFT)
750 };
751 
752 static const struct dce_i2c_mask i2c_masks = {
753 		I2C_COMMON_MASK_SH_LIST_DCE110(_MASK)
754 };
755 
756 struct dce_i2c_hw *dce110_i2c_hw_create(
757 	struct dc_context *ctx,
758 	uint32_t inst)
759 {
760 	struct dce_i2c_hw *dce_i2c_hw =
761 		kzalloc(sizeof(struct dce_i2c_hw), GFP_KERNEL);
762 
763 	if (!dce_i2c_hw)
764 		return NULL;
765 
766 	dce100_i2c_hw_construct(dce_i2c_hw, ctx, inst,
767 				    &i2c_hw_regs[inst], &i2c_shifts, &i2c_masks);
768 
769 	return dce_i2c_hw;
770 }
771 struct clock_source *dce110_clock_source_create(
772 	struct dc_context *ctx,
773 	struct dc_bios *bios,
774 	enum clock_source_id id,
775 	const struct dce110_clk_src_regs *regs,
776 	bool dp_clk_src)
777 {
778 	struct dce110_clk_src *clk_src =
779 		kzalloc(sizeof(struct dce110_clk_src), GFP_KERNEL);
780 
781 	if (!clk_src)
782 		return NULL;
783 
784 	if (dce110_clk_src_construct(clk_src, ctx, bios, id,
785 			regs, &cs_shift, &cs_mask)) {
786 		clk_src->base.dp_clk_src = dp_clk_src;
787 		return &clk_src->base;
788 	}
789 
790 	kfree(clk_src);
791 	BREAK_TO_DEBUGGER();
792 	return NULL;
793 }
794 
795 void dce110_clock_source_destroy(struct clock_source **clk_src)
796 {
797 	struct dce110_clk_src *dce110_clk_src;
798 
799 	if (!clk_src)
800 		return;
801 
802 	dce110_clk_src = TO_DCE110_CLK_SRC(*clk_src);
803 
804 	kfree(dce110_clk_src->dp_ss_params);
805 	kfree(dce110_clk_src->hdmi_ss_params);
806 	kfree(dce110_clk_src->dvi_ss_params);
807 
808 	kfree(dce110_clk_src);
809 	*clk_src = NULL;
810 }
811 
812 static void dce110_resource_destruct(struct dce110_resource_pool *pool)
813 {
814 	unsigned int i;
815 
816 	for (i = 0; i < pool->base.pipe_count; i++) {
817 		if (pool->base.opps[i] != NULL)
818 			dce110_opp_destroy(&pool->base.opps[i]);
819 
820 		if (pool->base.transforms[i] != NULL)
821 			dce110_transform_destroy(&pool->base.transforms[i]);
822 
823 		if (pool->base.ipps[i] != NULL)
824 			dce_ipp_destroy(&pool->base.ipps[i]);
825 
826 		if (pool->base.mis[i] != NULL) {
827 			kfree(TO_DCE_MEM_INPUT(pool->base.mis[i]));
828 			pool->base.mis[i] = NULL;
829 		}
830 
831 		if (pool->base.timing_generators[i] != NULL)	{
832 			kfree(DCE110TG_FROM_TG(pool->base.timing_generators[i]));
833 			pool->base.timing_generators[i] = NULL;
834 		}
835 	}
836 
837 	for (i = 0; i < pool->base.res_cap->num_ddc; i++) {
838 		if (pool->base.engines[i] != NULL)
839 			dce110_engine_destroy(&pool->base.engines[i]);
840 		if (pool->base.hw_i2cs[i] != NULL) {
841 			kfree(pool->base.hw_i2cs[i]);
842 			pool->base.hw_i2cs[i] = NULL;
843 		}
844 		if (pool->base.sw_i2cs[i] != NULL) {
845 			kfree(pool->base.sw_i2cs[i]);
846 			pool->base.sw_i2cs[i] = NULL;
847 		}
848 	}
849 
850 	for (i = 0; i < pool->base.stream_enc_count; i++) {
851 		if (pool->base.stream_enc[i] != NULL)
852 			kfree(DCE110STRENC_FROM_STRENC(pool->base.stream_enc[i]));
853 	}
854 
855 	for (i = 0; i < pool->base.clk_src_count; i++) {
856 		if (pool->base.clock_sources[i] != NULL) {
857 			dce110_clock_source_destroy(&pool->base.clock_sources[i]);
858 		}
859 	}
860 
861 	if (pool->base.dp_clock_source != NULL)
862 		dce110_clock_source_destroy(&pool->base.dp_clock_source);
863 
864 	for (i = 0; i < pool->base.audio_count; i++)	{
865 		if (pool->base.audios[i] != NULL) {
866 			dce_aud_destroy(&pool->base.audios[i]);
867 		}
868 	}
869 
870 	if (pool->base.abm != NULL)
871 		dce_abm_destroy(&pool->base.abm);
872 
873 	if (pool->base.dmcu != NULL)
874 		dce_dmcu_destroy(&pool->base.dmcu);
875 
876 	if (pool->base.irqs != NULL) {
877 		dal_irq_service_destroy(&pool->base.irqs);
878 	}
879 }
880 
881 
882 static void get_pixel_clock_parameters(
883 	const struct pipe_ctx *pipe_ctx,
884 	struct pixel_clk_params *pixel_clk_params)
885 {
886 	const struct dc_stream_state *stream = pipe_ctx->stream;
887 
888 	/*TODO: is this halved for YCbCr 420? in that case we might want to move
889 	 * the pixel clock normalization for hdmi up to here instead of doing it
890 	 * in pll_adjust_pix_clk
891 	 */
892 	pixel_clk_params->requested_pix_clk_100hz = stream->timing.pix_clk_100hz;
893 	pixel_clk_params->encoder_object_id = stream->link->link_enc->id;
894 	pixel_clk_params->signal_type = pipe_ctx->stream->signal;
895 	pixel_clk_params->controller_id = pipe_ctx->stream_res.tg->inst + 1;
896 	/* TODO: un-hardcode*/
897 	pixel_clk_params->requested_sym_clk = LINK_RATE_LOW *
898 						LINK_RATE_REF_FREQ_IN_KHZ;
899 	pixel_clk_params->flags.ENABLE_SS = 0;
900 	pixel_clk_params->color_depth =
901 		stream->timing.display_color_depth;
902 	pixel_clk_params->flags.DISPLAY_BLANKED = 1;
903 	pixel_clk_params->flags.SUPPORT_YCBCR420 = (stream->timing.pixel_encoding ==
904 			PIXEL_ENCODING_YCBCR420);
905 	pixel_clk_params->pixel_encoding = stream->timing.pixel_encoding;
906 	if (stream->timing.pixel_encoding == PIXEL_ENCODING_YCBCR422) {
907 		pixel_clk_params->color_depth = COLOR_DEPTH_888;
908 	}
909 	if (stream->timing.pixel_encoding == PIXEL_ENCODING_YCBCR420) {
910 		pixel_clk_params->requested_pix_clk_100hz  = pixel_clk_params->requested_pix_clk_100hz / 2;
911 	}
912 	if (stream->timing.timing_3d_format == TIMING_3D_FORMAT_HW_FRAME_PACKING)
913 		pixel_clk_params->requested_pix_clk_100hz *= 2;
914 
915 }
916 
917 void dce110_resource_build_pipe_hw_param(struct pipe_ctx *pipe_ctx)
918 {
919 	get_pixel_clock_parameters(pipe_ctx, &pipe_ctx->stream_res.pix_clk_params);
920 	pipe_ctx->clock_source->funcs->get_pix_clk_dividers(
921 		pipe_ctx->clock_source,
922 		&pipe_ctx->stream_res.pix_clk_params,
923 		&pipe_ctx->pll_settings);
924 	resource_build_bit_depth_reduction_params(pipe_ctx->stream,
925 			&pipe_ctx->stream->bit_depth_params);
926 	pipe_ctx->stream->clamping.pixel_encoding = pipe_ctx->stream->timing.pixel_encoding;
927 }
928 
929 static bool is_surface_pixel_format_supported(struct pipe_ctx *pipe_ctx, unsigned int underlay_idx)
930 {
931 	if (pipe_ctx->pipe_idx != underlay_idx)
932 		return true;
933 	if (!pipe_ctx->plane_state)
934 		return false;
935 	if (pipe_ctx->plane_state->format < SURFACE_PIXEL_FORMAT_VIDEO_BEGIN)
936 		return false;
937 	return true;
938 }
939 
940 static enum dc_status build_mapped_resource(
941 		const struct dc *dc,
942 		struct dc_state *context,
943 		struct dc_stream_state *stream)
944 {
945 	struct pipe_ctx *pipe_ctx = resource_get_head_pipe_for_stream(&context->res_ctx, stream);
946 
947 	if (!pipe_ctx)
948 		return DC_ERROR_UNEXPECTED;
949 
950 	if (!is_surface_pixel_format_supported(pipe_ctx,
951 			dc->res_pool->underlay_pipe_index))
952 		return DC_SURFACE_PIXEL_FORMAT_UNSUPPORTED;
953 
954 	dce110_resource_build_pipe_hw_param(pipe_ctx);
955 
956 	/* TODO: validate audio ASIC caps, encoder */
957 
958 	resource_build_info_frame(pipe_ctx);
959 
960 	return DC_OK;
961 }
962 
963 static bool dce110_validate_bandwidth(
964 	struct dc *dc,
965 	struct dc_state *context,
966 	bool fast_validate)
967 {
968 	bool result = false;
969 
970 	DC_LOG_BANDWIDTH_CALCS(
971 		"%s: start",
972 		__func__);
973 
974 	if (bw_calcs(
975 			dc->ctx,
976 			dc->bw_dceip,
977 			dc->bw_vbios,
978 			context->res_ctx.pipe_ctx,
979 			dc->res_pool->pipe_count,
980 			&context->bw_ctx.bw.dce))
981 		result =  true;
982 
983 	if (!result)
984 		DC_LOG_BANDWIDTH_VALIDATION("%s: %dx%d@%d Bandwidth validation failed!\n",
985 			__func__,
986 			context->streams[0]->timing.h_addressable,
987 			context->streams[0]->timing.v_addressable,
988 			context->streams[0]->timing.pix_clk_100hz / 10);
989 
990 	if (memcmp(&dc->current_state->bw_ctx.bw.dce,
991 			&context->bw_ctx.bw.dce, sizeof(context->bw_ctx.bw.dce))) {
992 
993 		DC_LOG_BANDWIDTH_CALCS(
994 			"%s: finish,\n"
995 			"nbpMark_b: %d nbpMark_a: %d urgentMark_b: %d urgentMark_a: %d\n"
996 			"stutMark_b: %d stutMark_a: %d\n"
997 			"nbpMark_b: %d nbpMark_a: %d urgentMark_b: %d urgentMark_a: %d\n"
998 			"stutMark_b: %d stutMark_a: %d\n"
999 			"nbpMark_b: %d nbpMark_a: %d urgentMark_b: %d urgentMark_a: %d\n"
1000 			"stutMark_b: %d stutMark_a: %d stutter_mode_enable: %d\n"
1001 			"cstate: %d pstate: %d nbpstate: %d sync: %d dispclk: %d\n"
1002 			"sclk: %d sclk_sleep: %d yclk: %d blackout_recovery_time_us: %d\n"
1003 			,
1004 			__func__,
1005 			context->bw_ctx.bw.dce.nbp_state_change_wm_ns[0].b_mark,
1006 			context->bw_ctx.bw.dce.nbp_state_change_wm_ns[0].a_mark,
1007 			context->bw_ctx.bw.dce.urgent_wm_ns[0].b_mark,
1008 			context->bw_ctx.bw.dce.urgent_wm_ns[0].a_mark,
1009 			context->bw_ctx.bw.dce.stutter_exit_wm_ns[0].b_mark,
1010 			context->bw_ctx.bw.dce.stutter_exit_wm_ns[0].a_mark,
1011 			context->bw_ctx.bw.dce.nbp_state_change_wm_ns[1].b_mark,
1012 			context->bw_ctx.bw.dce.nbp_state_change_wm_ns[1].a_mark,
1013 			context->bw_ctx.bw.dce.urgent_wm_ns[1].b_mark,
1014 			context->bw_ctx.bw.dce.urgent_wm_ns[1].a_mark,
1015 			context->bw_ctx.bw.dce.stutter_exit_wm_ns[1].b_mark,
1016 			context->bw_ctx.bw.dce.stutter_exit_wm_ns[1].a_mark,
1017 			context->bw_ctx.bw.dce.nbp_state_change_wm_ns[2].b_mark,
1018 			context->bw_ctx.bw.dce.nbp_state_change_wm_ns[2].a_mark,
1019 			context->bw_ctx.bw.dce.urgent_wm_ns[2].b_mark,
1020 			context->bw_ctx.bw.dce.urgent_wm_ns[2].a_mark,
1021 			context->bw_ctx.bw.dce.stutter_exit_wm_ns[2].b_mark,
1022 			context->bw_ctx.bw.dce.stutter_exit_wm_ns[2].a_mark,
1023 			context->bw_ctx.bw.dce.stutter_mode_enable,
1024 			context->bw_ctx.bw.dce.cpuc_state_change_enable,
1025 			context->bw_ctx.bw.dce.cpup_state_change_enable,
1026 			context->bw_ctx.bw.dce.nbp_state_change_enable,
1027 			context->bw_ctx.bw.dce.all_displays_in_sync,
1028 			context->bw_ctx.bw.dce.dispclk_khz,
1029 			context->bw_ctx.bw.dce.sclk_khz,
1030 			context->bw_ctx.bw.dce.sclk_deep_sleep_khz,
1031 			context->bw_ctx.bw.dce.yclk_khz,
1032 			context->bw_ctx.bw.dce.blackout_recovery_time_us);
1033 	}
1034 	return result;
1035 }
1036 
1037 enum dc_status dce110_validate_plane(const struct dc_plane_state *plane_state,
1038 				     struct dc_caps *caps)
1039 {
1040 	if (((plane_state->dst_rect.width * 2) < plane_state->src_rect.width) ||
1041 	    ((plane_state->dst_rect.height * 2) < plane_state->src_rect.height))
1042 		return DC_FAIL_SURFACE_VALIDATE;
1043 
1044 	return DC_OK;
1045 }
1046 
1047 static bool dce110_validate_surface_sets(
1048 		struct dc_state *context)
1049 {
1050 	int i, j;
1051 
1052 	for (i = 0; i < context->stream_count; i++) {
1053 		if (context->stream_status[i].plane_count == 0)
1054 			continue;
1055 
1056 		if (context->stream_status[i].plane_count > 2)
1057 			return false;
1058 
1059 		for (j = 0; j < context->stream_status[i].plane_count; j++) {
1060 			struct dc_plane_state *plane =
1061 				context->stream_status[i].plane_states[j];
1062 
1063 			/* underlay validation */
1064 			if (plane->format >= SURFACE_PIXEL_FORMAT_VIDEO_BEGIN) {
1065 
1066 				if ((plane->src_rect.width > 1920 ||
1067 					plane->src_rect.height > 1080))
1068 					return false;
1069 
1070 				/* we don't have the logic to support underlay
1071 				 * only yet so block the use case where we get
1072 				 * NV12 plane as top layer
1073 				 */
1074 				if (j == 0)
1075 					return false;
1076 
1077 				/* irrespective of plane format,
1078 				 * stream should be RGB encoded
1079 				 */
1080 				if (context->streams[i]->timing.pixel_encoding
1081 						!= PIXEL_ENCODING_RGB)
1082 					return false;
1083 
1084 			}
1085 
1086 		}
1087 	}
1088 
1089 	return true;
1090 }
1091 
1092 enum dc_status dce110_validate_global(
1093 		struct dc *dc,
1094 		struct dc_state *context)
1095 {
1096 	if (!dce110_validate_surface_sets(context))
1097 		return DC_FAIL_SURFACE_VALIDATE;
1098 
1099 	return DC_OK;
1100 }
1101 
1102 static enum dc_status dce110_add_stream_to_ctx(
1103 		struct dc *dc,
1104 		struct dc_state *new_ctx,
1105 		struct dc_stream_state *dc_stream)
1106 {
1107 	enum dc_status result = DC_ERROR_UNEXPECTED;
1108 
1109 	result = resource_map_pool_resources(dc, new_ctx, dc_stream);
1110 
1111 	if (result == DC_OK)
1112 		result = resource_map_clock_resources(dc, new_ctx, dc_stream);
1113 
1114 
1115 	if (result == DC_OK)
1116 		result = build_mapped_resource(dc, new_ctx, dc_stream);
1117 
1118 	return result;
1119 }
1120 
1121 static struct pipe_ctx *dce110_acquire_underlay(
1122 		struct dc_state *context,
1123 		const struct resource_pool *pool,
1124 		struct dc_stream_state *stream)
1125 {
1126 	struct dc *dc = stream->ctx->dc;
1127 	struct dce_hwseq *hws = dc->hwseq;
1128 	struct resource_context *res_ctx = &context->res_ctx;
1129 	unsigned int underlay_idx = pool->underlay_pipe_index;
1130 	struct pipe_ctx *pipe_ctx = &res_ctx->pipe_ctx[underlay_idx];
1131 
1132 	if (res_ctx->pipe_ctx[underlay_idx].stream)
1133 		return NULL;
1134 
1135 	pipe_ctx->stream_res.tg = pool->timing_generators[underlay_idx];
1136 	pipe_ctx->plane_res.mi = pool->mis[underlay_idx];
1137 	/*pipe_ctx->plane_res.ipp = res_ctx->pool->ipps[underlay_idx];*/
1138 	pipe_ctx->plane_res.xfm = pool->transforms[underlay_idx];
1139 	pipe_ctx->stream_res.opp = pool->opps[underlay_idx];
1140 	pipe_ctx->pipe_idx = underlay_idx;
1141 
1142 	pipe_ctx->stream = stream;
1143 
1144 	if (!dc->current_state->res_ctx.pipe_ctx[underlay_idx].stream) {
1145 		struct tg_color black_color = {0};
1146 		struct dc_bios *dcb = dc->ctx->dc_bios;
1147 
1148 		hws->funcs.enable_display_power_gating(
1149 				dc,
1150 				pipe_ctx->stream_res.tg->inst,
1151 				dcb, PIPE_GATING_CONTROL_DISABLE);
1152 
1153 		/*
1154 		 * This is for powering on underlay, so crtc does not
1155 		 * need to be enabled
1156 		 */
1157 
1158 		pipe_ctx->stream_res.tg->funcs->program_timing(pipe_ctx->stream_res.tg,
1159 				&stream->timing,
1160 				0,
1161 				0,
1162 				0,
1163 				0,
1164 				pipe_ctx->stream->signal,
1165 				false);
1166 
1167 		pipe_ctx->stream_res.tg->funcs->enable_advanced_request(
1168 				pipe_ctx->stream_res.tg,
1169 				true,
1170 				&stream->timing);
1171 
1172 		pipe_ctx->plane_res.mi->funcs->allocate_mem_input(pipe_ctx->plane_res.mi,
1173 				stream->timing.h_total,
1174 				stream->timing.v_total,
1175 				stream->timing.pix_clk_100hz / 10,
1176 				context->stream_count);
1177 
1178 		color_space_to_black_color(dc,
1179 				COLOR_SPACE_YCBCR601, &black_color);
1180 		pipe_ctx->stream_res.tg->funcs->set_blank_color(
1181 				pipe_ctx->stream_res.tg,
1182 				&black_color);
1183 	}
1184 
1185 	return pipe_ctx;
1186 }
1187 
1188 static void dce110_destroy_resource_pool(struct resource_pool **pool)
1189 {
1190 	struct dce110_resource_pool *dce110_pool = TO_DCE110_RES_POOL(*pool);
1191 
1192 	dce110_resource_destruct(dce110_pool);
1193 	kfree(dce110_pool);
1194 	*pool = NULL;
1195 }
1196 
1197 struct stream_encoder *dce110_find_first_free_match_stream_enc_for_link(
1198 		struct resource_context *res_ctx,
1199 		const struct resource_pool *pool,
1200 		struct dc_stream_state *stream)
1201 {
1202 	int i;
1203 	int j = -1;
1204 	struct dc_link *link = stream->link;
1205 
1206 	for (i = 0; i < pool->stream_enc_count; i++) {
1207 		if (!res_ctx->is_stream_enc_acquired[i] &&
1208 				pool->stream_enc[i]) {
1209 			/* Store first available for MST second display
1210 			 * in daisy chain use case
1211 			 */
1212 			j = i;
1213 			if (pool->stream_enc[i]->id ==
1214 					link->link_enc->preferred_engine)
1215 				return pool->stream_enc[i];
1216 		}
1217 	}
1218 
1219 	/*
1220 	 * For CZ and later, we can allow DIG FE and BE to differ for all display types
1221 	 */
1222 
1223 	if (j >= 0)
1224 		return pool->stream_enc[j];
1225 
1226 	return NULL;
1227 }
1228 
1229 
1230 static const struct resource_funcs dce110_res_pool_funcs = {
1231 	.destroy = dce110_destroy_resource_pool,
1232 	.link_enc_create = dce110_link_encoder_create,
1233 	.panel_cntl_create = dce110_panel_cntl_create,
1234 	.validate_bandwidth = dce110_validate_bandwidth,
1235 	.validate_plane = dce110_validate_plane,
1236 	.acquire_idle_pipe_for_layer = dce110_acquire_underlay,
1237 	.add_stream_to_ctx = dce110_add_stream_to_ctx,
1238 	.validate_global = dce110_validate_global,
1239 	.find_first_free_match_stream_enc_for_link = dce110_find_first_free_match_stream_enc_for_link
1240 };
1241 
1242 static bool underlay_create(struct dc_context *ctx, struct resource_pool *pool)
1243 {
1244 	struct dce110_timing_generator *dce110_tgv = kzalloc(sizeof(*dce110_tgv),
1245 							     GFP_KERNEL);
1246 	struct dce_transform *dce110_xfmv = kzalloc(sizeof(*dce110_xfmv),
1247 						    GFP_KERNEL);
1248 	struct dce_mem_input *dce110_miv = kzalloc(sizeof(*dce110_miv),
1249 						   GFP_KERNEL);
1250 	struct dce110_opp *dce110_oppv = kzalloc(sizeof(*dce110_oppv),
1251 						 GFP_KERNEL);
1252 
1253 	if (!dce110_tgv || !dce110_xfmv || !dce110_miv || !dce110_oppv) {
1254 		kfree(dce110_tgv);
1255 		kfree(dce110_xfmv);
1256 		kfree(dce110_miv);
1257 		kfree(dce110_oppv);
1258 		return false;
1259 	}
1260 
1261 	dce110_opp_v_construct(dce110_oppv, ctx);
1262 
1263 	dce110_timing_generator_v_construct(dce110_tgv, ctx);
1264 	dce110_mem_input_v_construct(dce110_miv, ctx);
1265 	dce110_transform_v_construct(dce110_xfmv, ctx);
1266 
1267 	pool->opps[pool->pipe_count] = &dce110_oppv->base;
1268 	pool->timing_generators[pool->pipe_count] = &dce110_tgv->base;
1269 	pool->mis[pool->pipe_count] = &dce110_miv->base;
1270 	pool->transforms[pool->pipe_count] = &dce110_xfmv->base;
1271 	pool->pipe_count++;
1272 
1273 	/* update the public caps to indicate an underlay is available */
1274 	ctx->dc->caps.max_slave_planes = 1;
1275 	ctx->dc->caps.max_slave_planes = 1;
1276 
1277 	return true;
1278 }
1279 
1280 static void bw_calcs_data_update_from_pplib(struct dc *dc)
1281 {
1282 	struct dm_pp_clock_levels clks = {0};
1283 
1284 	/*do system clock*/
1285 	dm_pp_get_clock_levels_by_type(
1286 			dc->ctx,
1287 			DM_PP_CLOCK_TYPE_ENGINE_CLK,
1288 			&clks);
1289 	/* convert all the clock fro kHz to fix point mHz */
1290 	dc->bw_vbios->high_sclk = bw_frc_to_fixed(
1291 			clks.clocks_in_khz[clks.num_levels-1], 1000);
1292 	dc->bw_vbios->mid1_sclk  = bw_frc_to_fixed(
1293 			clks.clocks_in_khz[clks.num_levels/8], 1000);
1294 	dc->bw_vbios->mid2_sclk  = bw_frc_to_fixed(
1295 			clks.clocks_in_khz[clks.num_levels*2/8], 1000);
1296 	dc->bw_vbios->mid3_sclk  = bw_frc_to_fixed(
1297 			clks.clocks_in_khz[clks.num_levels*3/8], 1000);
1298 	dc->bw_vbios->mid4_sclk  = bw_frc_to_fixed(
1299 			clks.clocks_in_khz[clks.num_levels*4/8], 1000);
1300 	dc->bw_vbios->mid5_sclk  = bw_frc_to_fixed(
1301 			clks.clocks_in_khz[clks.num_levels*5/8], 1000);
1302 	dc->bw_vbios->mid6_sclk  = bw_frc_to_fixed(
1303 			clks.clocks_in_khz[clks.num_levels*6/8], 1000);
1304 	dc->bw_vbios->low_sclk  = bw_frc_to_fixed(
1305 			clks.clocks_in_khz[0], 1000);
1306 	dc->sclk_lvls = clks;
1307 
1308 	/*do display clock*/
1309 	dm_pp_get_clock_levels_by_type(
1310 			dc->ctx,
1311 			DM_PP_CLOCK_TYPE_DISPLAY_CLK,
1312 			&clks);
1313 	dc->bw_vbios->high_voltage_max_dispclk = bw_frc_to_fixed(
1314 			clks.clocks_in_khz[clks.num_levels-1], 1000);
1315 	dc->bw_vbios->mid_voltage_max_dispclk  = bw_frc_to_fixed(
1316 			clks.clocks_in_khz[clks.num_levels>>1], 1000);
1317 	dc->bw_vbios->low_voltage_max_dispclk  = bw_frc_to_fixed(
1318 			clks.clocks_in_khz[0], 1000);
1319 
1320 	/*do memory clock*/
1321 	dm_pp_get_clock_levels_by_type(
1322 			dc->ctx,
1323 			DM_PP_CLOCK_TYPE_MEMORY_CLK,
1324 			&clks);
1325 
1326 	dc->bw_vbios->low_yclk = bw_frc_to_fixed(
1327 		clks.clocks_in_khz[0] * MEMORY_TYPE_MULTIPLIER_CZ, 1000);
1328 	dc->bw_vbios->mid_yclk = bw_frc_to_fixed(
1329 		clks.clocks_in_khz[clks.num_levels>>1] * MEMORY_TYPE_MULTIPLIER_CZ,
1330 		1000);
1331 	dc->bw_vbios->high_yclk = bw_frc_to_fixed(
1332 		clks.clocks_in_khz[clks.num_levels-1] * MEMORY_TYPE_MULTIPLIER_CZ,
1333 		1000);
1334 }
1335 
1336 const struct resource_caps *dce110_resource_cap(
1337 	struct hw_asic_id *asic_id)
1338 {
1339 	if (ASIC_REV_IS_STONEY(asic_id->hw_internal_rev))
1340 		return &stoney_resource_cap;
1341 	else
1342 		return &carrizo_resource_cap;
1343 }
1344 
1345 static bool dce110_resource_construct(
1346 	uint8_t num_virtual_links,
1347 	struct dc *dc,
1348 	struct dce110_resource_pool *pool,
1349 	struct hw_asic_id asic_id)
1350 {
1351 	unsigned int i;
1352 	struct dc_context *ctx = dc->ctx;
1353 	struct dc_bios *bp;
1354 
1355 	ctx->dc_bios->regs = &bios_regs;
1356 
1357 	pool->base.res_cap = dce110_resource_cap(&ctx->asic_id);
1358 	pool->base.funcs = &dce110_res_pool_funcs;
1359 
1360 	/*************************************************
1361 	 *  Resource + asic cap harcoding                *
1362 	 *************************************************/
1363 
1364 	pool->base.pipe_count = pool->base.res_cap->num_timing_generator;
1365 	pool->base.underlay_pipe_index = pool->base.pipe_count;
1366 	pool->base.timing_generator_count = pool->base.res_cap->num_timing_generator;
1367 	dc->caps.max_downscale_ratio = 150;
1368 	dc->caps.i2c_speed_in_khz = 40;
1369 	dc->caps.i2c_speed_in_khz_hdcp = 40;
1370 	dc->caps.max_cursor_size = 128;
1371 	dc->caps.min_horizontal_blanking_period = 80;
1372 	dc->caps.is_apu = true;
1373 	dc->caps.extended_aux_timeout_support = false;
1374 
1375 	/*************************************************
1376 	 *  Create resources                             *
1377 	 *************************************************/
1378 
1379 	bp = ctx->dc_bios;
1380 
1381 	if (bp->fw_info_valid && bp->fw_info.external_clock_source_frequency_for_dp != 0) {
1382 		pool->base.dp_clock_source =
1383 				dce110_clock_source_create(ctx, bp, CLOCK_SOURCE_ID_EXTERNAL, NULL, true);
1384 
1385 		pool->base.clock_sources[0] =
1386 				dce110_clock_source_create(ctx, bp, CLOCK_SOURCE_ID_PLL0,
1387 						&clk_src_regs[0], false);
1388 		pool->base.clock_sources[1] =
1389 				dce110_clock_source_create(ctx, bp, CLOCK_SOURCE_ID_PLL1,
1390 						&clk_src_regs[1], false);
1391 
1392 		pool->base.clk_src_count = 2;
1393 
1394 		/* TODO: find out if CZ support 3 PLLs */
1395 	}
1396 
1397 	if (pool->base.dp_clock_source == NULL) {
1398 		dm_error("DC: failed to create dp clock source!\n");
1399 		BREAK_TO_DEBUGGER();
1400 		goto res_create_fail;
1401 	}
1402 
1403 	for (i = 0; i < pool->base.clk_src_count; i++) {
1404 		if (pool->base.clock_sources[i] == NULL) {
1405 			dm_error("DC: failed to create clock sources!\n");
1406 			BREAK_TO_DEBUGGER();
1407 			goto res_create_fail;
1408 		}
1409 	}
1410 
1411 	pool->base.dmcu = dce_dmcu_create(ctx,
1412 			&dmcu_regs,
1413 			&dmcu_shift,
1414 			&dmcu_mask);
1415 	if (pool->base.dmcu == NULL) {
1416 		dm_error("DC: failed to create dmcu!\n");
1417 		BREAK_TO_DEBUGGER();
1418 		goto res_create_fail;
1419 	}
1420 
1421 	pool->base.abm = dce_abm_create(ctx,
1422 			&abm_regs,
1423 			&abm_shift,
1424 			&abm_mask);
1425 	if (pool->base.abm == NULL) {
1426 		dm_error("DC: failed to create abm!\n");
1427 		BREAK_TO_DEBUGGER();
1428 		goto res_create_fail;
1429 	}
1430 
1431 	{
1432 		struct irq_service_init_data init_data;
1433 		init_data.ctx = dc->ctx;
1434 		pool->base.irqs = dal_irq_service_dce110_create(&init_data);
1435 		if (!pool->base.irqs)
1436 			goto res_create_fail;
1437 	}
1438 
1439 	for (i = 0; i < pool->base.pipe_count; i++) {
1440 		pool->base.timing_generators[i] = dce110_timing_generator_create(
1441 				ctx, i, &dce110_tg_offsets[i]);
1442 		if (pool->base.timing_generators[i] == NULL) {
1443 			BREAK_TO_DEBUGGER();
1444 			dm_error("DC: failed to create tg!\n");
1445 			goto res_create_fail;
1446 		}
1447 
1448 		pool->base.mis[i] = dce110_mem_input_create(ctx, i);
1449 		if (pool->base.mis[i] == NULL) {
1450 			BREAK_TO_DEBUGGER();
1451 			dm_error(
1452 				"DC: failed to create memory input!\n");
1453 			goto res_create_fail;
1454 		}
1455 
1456 		pool->base.ipps[i] = dce110_ipp_create(ctx, i);
1457 		if (pool->base.ipps[i] == NULL) {
1458 			BREAK_TO_DEBUGGER();
1459 			dm_error(
1460 				"DC: failed to create input pixel processor!\n");
1461 			goto res_create_fail;
1462 		}
1463 
1464 		pool->base.transforms[i] = dce110_transform_create(ctx, i);
1465 		if (pool->base.transforms[i] == NULL) {
1466 			BREAK_TO_DEBUGGER();
1467 			dm_error(
1468 				"DC: failed to create transform!\n");
1469 			goto res_create_fail;
1470 		}
1471 
1472 		pool->base.opps[i] = dce110_opp_create(ctx, i);
1473 		if (pool->base.opps[i] == NULL) {
1474 			BREAK_TO_DEBUGGER();
1475 			dm_error(
1476 				"DC: failed to create output pixel processor!\n");
1477 			goto res_create_fail;
1478 		}
1479 	}
1480 
1481 	for (i = 0; i < pool->base.res_cap->num_ddc; i++) {
1482 		pool->base.engines[i] = dce110_aux_engine_create(ctx, i);
1483 		if (pool->base.engines[i] == NULL) {
1484 			BREAK_TO_DEBUGGER();
1485 			dm_error(
1486 				"DC:failed to create aux engine!!\n");
1487 			goto res_create_fail;
1488 		}
1489 		pool->base.hw_i2cs[i] = dce110_i2c_hw_create(ctx, i);
1490 		if (pool->base.hw_i2cs[i] == NULL) {
1491 			BREAK_TO_DEBUGGER();
1492 			dm_error(
1493 				"DC:failed to create i2c engine!!\n");
1494 			goto res_create_fail;
1495 		}
1496 		pool->base.sw_i2cs[i] = NULL;
1497 	}
1498 
1499 	if (dc->config.fbc_support)
1500 		dc->fbc_compressor = dce110_compressor_create(ctx);
1501 
1502 	if (!underlay_create(ctx, &pool->base))
1503 		goto res_create_fail;
1504 
1505 	if (!resource_construct(num_virtual_links, dc, &pool->base,
1506 			&res_create_funcs))
1507 		goto res_create_fail;
1508 
1509 	/* Create hardware sequencer */
1510 	dce110_hw_sequencer_construct(dc);
1511 
1512 	dc->caps.max_planes =  pool->base.pipe_count;
1513 
1514 	for (i = 0; i < pool->base.underlay_pipe_index; ++i)
1515 		dc->caps.planes[i] = plane_cap;
1516 
1517 	dc->caps.planes[pool->base.underlay_pipe_index] = underlay_plane_cap;
1518 
1519 	bw_calcs_init(dc->bw_dceip, dc->bw_vbios, dc->ctx->asic_id);
1520 
1521 	bw_calcs_data_update_from_pplib(dc);
1522 
1523 	return true;
1524 
1525 res_create_fail:
1526 	dce110_resource_destruct(pool);
1527 	return false;
1528 }
1529 
1530 struct resource_pool *dce110_create_resource_pool(
1531 	uint8_t num_virtual_links,
1532 	struct dc *dc,
1533 	struct hw_asic_id asic_id)
1534 {
1535 	struct dce110_resource_pool *pool =
1536 		kzalloc(sizeof(struct dce110_resource_pool), GFP_KERNEL);
1537 
1538 	if (!pool)
1539 		return NULL;
1540 
1541 	if (dce110_resource_construct(num_virtual_links, dc, pool, asic_id))
1542 		return &pool->base;
1543 
1544 	kfree(pool);
1545 	BREAK_TO_DEBUGGER();
1546 	return NULL;
1547 }
1548