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   1/*
   2* Copyright 2012-15 Advanced Micro Devices, Inc.cls
   3*
   4 *
   5 * Permission is hereby granted, free of charge, to any person obtaining a
   6 * copy of this software and associated documentation files (the "Software"),
   7 * to deal in the Software without restriction, including without limitation
   8 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   9 * and/or sell copies of the Software, and to permit persons to whom the
  10 * Software is furnished to do so, subject to the following conditions:
  11 *
  12 * The above copyright notice and this permission notice shall be included in
  13 * all copies or substantial portions of the Software.
  14 *
  15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  18 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
  19 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  20 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  21 * OTHER DEALINGS IN THE SOFTWARE.
  22 *
  23 * Authors: AMD
  24 *
  25 */
  26
  27#include <linux/slab.h>
  28
  29#include "dm_services.h"
  30
  31
  32#include "stream_encoder.h"
  33#include "resource.h"
  34#include "include/irq_service_interface.h"
  35#include "dce120_resource.h"
  36
  37#include "dce112/dce112_resource.h"
  38
  39#include "dce110/dce110_resource.h"
  40#include "../virtual/virtual_stream_encoder.h"
  41#include "dce120_timing_generator.h"
  42#include "irq/dce120/irq_service_dce120.h"
  43#include "dce/dce_opp.h"
  44#include "dce/dce_clock_source.h"
  45#include "dce/dce_ipp.h"
  46#include "dce/dce_mem_input.h"
  47
  48#include "dce110/dce110_hw_sequencer.h"
  49#include "dce120/dce120_hw_sequencer.h"
  50#include "dce/dce_transform.h"
  51#include "clk_mgr.h"
  52#include "dce/dce_audio.h"
  53#include "dce/dce_link_encoder.h"
  54#include "dce/dce_stream_encoder.h"
  55#include "dce/dce_hwseq.h"
  56#include "dce/dce_abm.h"
  57#include "dce/dce_dmcu.h"
  58#include "dce/dce_aux.h"
  59#include "dce/dce_i2c.h"
  60
  61#include "dce/dce_12_0_offset.h"
  62#include "dce/dce_12_0_sh_mask.h"
  63#include "soc15_hw_ip.h"
  64#include "vega10_ip_offset.h"
  65#include "nbio/nbio_6_1_offset.h"
  66#include "mmhub/mmhub_9_4_0_offset.h"
  67#include "mmhub/mmhub_9_4_0_sh_mask.h"
  68#include "reg_helper.h"
  69
  70#include "dce100/dce100_resource.h"
  71
  72#ifndef mmDP0_DP_DPHY_INTERNAL_CTRL
  73	#define mmDP0_DP_DPHY_INTERNAL_CTRL		0x210f
  74	#define mmDP0_DP_DPHY_INTERNAL_CTRL_BASE_IDX	2
  75	#define mmDP1_DP_DPHY_INTERNAL_CTRL		0x220f
  76	#define mmDP1_DP_DPHY_INTERNAL_CTRL_BASE_IDX	2
  77	#define mmDP2_DP_DPHY_INTERNAL_CTRL		0x230f
  78	#define mmDP2_DP_DPHY_INTERNAL_CTRL_BASE_IDX	2
  79	#define mmDP3_DP_DPHY_INTERNAL_CTRL		0x240f
  80	#define mmDP3_DP_DPHY_INTERNAL_CTRL_BASE_IDX	2
  81	#define mmDP4_DP_DPHY_INTERNAL_CTRL		0x250f
  82	#define mmDP4_DP_DPHY_INTERNAL_CTRL_BASE_IDX	2
  83	#define mmDP5_DP_DPHY_INTERNAL_CTRL		0x260f
  84	#define mmDP5_DP_DPHY_INTERNAL_CTRL_BASE_IDX	2
  85	#define mmDP6_DP_DPHY_INTERNAL_CTRL		0x270f
  86	#define mmDP6_DP_DPHY_INTERNAL_CTRL_BASE_IDX	2
  87#endif
  88
  89enum dce120_clk_src_array_id {
  90	DCE120_CLK_SRC_PLL0,
  91	DCE120_CLK_SRC_PLL1,
  92	DCE120_CLK_SRC_PLL2,
  93	DCE120_CLK_SRC_PLL3,
  94	DCE120_CLK_SRC_PLL4,
  95	DCE120_CLK_SRC_PLL5,
  96
  97	DCE120_CLK_SRC_TOTAL
  98};
  99
 100static const struct dce110_timing_generator_offsets dce120_tg_offsets[] = {
 101	{
 102		.crtc = (mmCRTC0_CRTC_CONTROL - mmCRTC0_CRTC_CONTROL),
 103	},
 104	{
 105		.crtc = (mmCRTC1_CRTC_CONTROL - mmCRTC0_CRTC_CONTROL),
 106	},
 107	{
 108		.crtc = (mmCRTC2_CRTC_CONTROL - mmCRTC0_CRTC_CONTROL),
 109	},
 110	{
 111		.crtc = (mmCRTC3_CRTC_CONTROL - mmCRTC0_CRTC_CONTROL),
 112	},
 113	{
 114		.crtc = (mmCRTC4_CRTC_CONTROL - mmCRTC0_CRTC_CONTROL),
 115	},
 116	{
 117		.crtc = (mmCRTC5_CRTC_CONTROL - mmCRTC0_CRTC_CONTROL),
 118	}
 119};
 120
 121/* begin *********************
 122 * macros to expend register list macro defined in HW object header file */
 123
 124#define BASE_INNER(seg) \
 125	DCE_BASE__INST0_SEG ## seg
 126
 127#define NBIO_BASE_INNER(seg) \
 128	NBIF_BASE__INST0_SEG ## seg
 129
 130#define NBIO_BASE(seg) \
 131	NBIO_BASE_INNER(seg)
 132
 133/* compile time expand base address. */
 134#define BASE(seg) \
 135	BASE_INNER(seg)
 136
 137#define SR(reg_name)\
 138		.reg_name = BASE(mm ## reg_name ## _BASE_IDX) +  \
 139					mm ## reg_name
 140
 141#define SRI(reg_name, block, id)\
 142	.reg_name = BASE(mm ## block ## id ## _ ## reg_name ## _BASE_IDX) + \
 143					mm ## block ## id ## _ ## reg_name
 144
 145/* MMHUB */
 146#define MMHUB_BASE_INNER(seg) \
 147	MMHUB_BASE__INST0_SEG ## seg
 148
 149#define MMHUB_BASE(seg) \
 150	MMHUB_BASE_INNER(seg)
 151
 152#define MMHUB_SR(reg_name)\
 153		.reg_name = MMHUB_BASE(mm ## reg_name ## _BASE_IDX) +  \
 154					mm ## reg_name
 155
 156/* macros to expend register list macro defined in HW object header file
 157 * end *********************/
 158
 159
 160static const struct dce_dmcu_registers dmcu_regs = {
 161		DMCU_DCE110_COMMON_REG_LIST()
 162};
 163
 164static const struct dce_dmcu_shift dmcu_shift = {
 165		DMCU_MASK_SH_LIST_DCE110(__SHIFT)
 166};
 167
 168static const struct dce_dmcu_mask dmcu_mask = {
 169		DMCU_MASK_SH_LIST_DCE110(_MASK)
 170};
 171
 172static const struct dce_abm_registers abm_regs = {
 173		ABM_DCE110_COMMON_REG_LIST()
 174};
 175
 176static const struct dce_abm_shift abm_shift = {
 177		ABM_MASK_SH_LIST_DCE110(__SHIFT)
 178};
 179
 180static const struct dce_abm_mask abm_mask = {
 181		ABM_MASK_SH_LIST_DCE110(_MASK)
 182};
 183
 184#define ipp_regs(id)\
 185[id] = {\
 186		IPP_DCE110_REG_LIST_DCE_BASE(id)\
 187}
 188
 189static const struct dce_ipp_registers ipp_regs[] = {
 190		ipp_regs(0),
 191		ipp_regs(1),
 192		ipp_regs(2),
 193		ipp_regs(3),
 194		ipp_regs(4),
 195		ipp_regs(5)
 196};
 197
 198static const struct dce_ipp_shift ipp_shift = {
 199		IPP_DCE120_MASK_SH_LIST_SOC_BASE(__SHIFT)
 200};
 201
 202static const struct dce_ipp_mask ipp_mask = {
 203		IPP_DCE120_MASK_SH_LIST_SOC_BASE(_MASK)
 204};
 205
 206#define transform_regs(id)\
 207[id] = {\
 208		XFM_COMMON_REG_LIST_DCE110(id)\
 209}
 210
 211static const struct dce_transform_registers xfm_regs[] = {
 212		transform_regs(0),
 213		transform_regs(1),
 214		transform_regs(2),
 215		transform_regs(3),
 216		transform_regs(4),
 217		transform_regs(5)
 218};
 219
 220static const struct dce_transform_shift xfm_shift = {
 221		XFM_COMMON_MASK_SH_LIST_SOC_BASE(__SHIFT)
 222};
 223
 224static const struct dce_transform_mask xfm_mask = {
 225		XFM_COMMON_MASK_SH_LIST_SOC_BASE(_MASK)
 226};
 227
 228#define aux_regs(id)\
 229[id] = {\
 230	AUX_REG_LIST(id)\
 231}
 232
 233static const struct dce110_link_enc_aux_registers link_enc_aux_regs[] = {
 234		aux_regs(0),
 235		aux_regs(1),
 236		aux_regs(2),
 237		aux_regs(3),
 238		aux_regs(4),
 239		aux_regs(5)
 240};
 241
 242#define hpd_regs(id)\
 243[id] = {\
 244	HPD_REG_LIST(id)\
 245}
 246
 247static const struct dce110_link_enc_hpd_registers link_enc_hpd_regs[] = {
 248		hpd_regs(0),
 249		hpd_regs(1),
 250		hpd_regs(2),
 251		hpd_regs(3),
 252		hpd_regs(4),
 253		hpd_regs(5)
 254};
 255
 256#define link_regs(id)\
 257[id] = {\
 258	LE_DCE120_REG_LIST(id), \
 259	SRI(DP_DPHY_INTERNAL_CTRL, DP, id) \
 260}
 261
 262static const struct dce110_link_enc_registers link_enc_regs[] = {
 263	link_regs(0),
 264	link_regs(1),
 265	link_regs(2),
 266	link_regs(3),
 267	link_regs(4),
 268	link_regs(5),
 269	link_regs(6),
 270};
 271
 272
 273#define stream_enc_regs(id)\
 274[id] = {\
 275	SE_COMMON_REG_LIST(id),\
 276	.TMDS_CNTL = 0,\
 277}
 278
 279static const struct dce110_stream_enc_registers stream_enc_regs[] = {
 280	stream_enc_regs(0),
 281	stream_enc_regs(1),
 282	stream_enc_regs(2),
 283	stream_enc_regs(3),
 284	stream_enc_regs(4),
 285	stream_enc_regs(5)
 286};
 287
 288static const struct dce_stream_encoder_shift se_shift = {
 289		SE_COMMON_MASK_SH_LIST_DCE120(__SHIFT)
 290};
 291
 292static const struct dce_stream_encoder_mask se_mask = {
 293		SE_COMMON_MASK_SH_LIST_DCE120(_MASK)
 294};
 295
 296#define opp_regs(id)\
 297[id] = {\
 298	OPP_DCE_120_REG_LIST(id),\
 299}
 300
 301static const struct dce_opp_registers opp_regs[] = {
 302	opp_regs(0),
 303	opp_regs(1),
 304	opp_regs(2),
 305	opp_regs(3),
 306	opp_regs(4),
 307	opp_regs(5)
 308};
 309
 310static const struct dce_opp_shift opp_shift = {
 311	OPP_COMMON_MASK_SH_LIST_DCE_120(__SHIFT)
 312};
 313
 314static const struct dce_opp_mask opp_mask = {
 315	OPP_COMMON_MASK_SH_LIST_DCE_120(_MASK)
 316};
 317 #define aux_engine_regs(id)\
 318[id] = {\
 319	AUX_COMMON_REG_LIST(id), \
 320	.AUX_RESET_MASK = 0 \
 321}
 322
 323static const struct dce110_aux_registers aux_engine_regs[] = {
 324		aux_engine_regs(0),
 325		aux_engine_regs(1),
 326		aux_engine_regs(2),
 327		aux_engine_regs(3),
 328		aux_engine_regs(4),
 329		aux_engine_regs(5)
 330};
 331
 332#define audio_regs(id)\
 333[id] = {\
 334	AUD_COMMON_REG_LIST(id)\
 335}
 336
 337static const struct dce_audio_registers audio_regs[] = {
 338	audio_regs(0),
 339	audio_regs(1),
 340	audio_regs(2),
 341	audio_regs(3),
 342	audio_regs(4),
 343	audio_regs(5)
 344};
 345
 346#define DCE120_AUD_COMMON_MASK_SH_LIST(mask_sh)\
 347		SF(AZF0ENDPOINT0_AZALIA_F0_CODEC_ENDPOINT_INDEX, AZALIA_ENDPOINT_REG_INDEX, mask_sh),\
 348		SF(AZF0ENDPOINT0_AZALIA_F0_CODEC_ENDPOINT_DATA, AZALIA_ENDPOINT_REG_DATA, mask_sh),\
 349		AUD_COMMON_MASK_SH_LIST_BASE(mask_sh)
 350
 351static const struct dce_audio_shift audio_shift = {
 352		DCE120_AUD_COMMON_MASK_SH_LIST(__SHIFT)
 353};
 354
 355static const struct dce_audio_mask audio_mask = {
 356		DCE120_AUD_COMMON_MASK_SH_LIST(_MASK)
 357};
 358
 359#define clk_src_regs(index, id)\
 360[index] = {\
 361	CS_COMMON_REG_LIST_DCE_112(id),\
 362}
 363
 364static const struct dce110_clk_src_regs clk_src_regs[] = {
 365	clk_src_regs(0, A),
 366	clk_src_regs(1, B),
 367	clk_src_regs(2, C),
 368	clk_src_regs(3, D),
 369	clk_src_regs(4, E),
 370	clk_src_regs(5, F)
 371};
 372
 373static const struct dce110_clk_src_shift cs_shift = {
 374		CS_COMMON_MASK_SH_LIST_DCE_112(__SHIFT)
 375};
 376
 377static const struct dce110_clk_src_mask cs_mask = {
 378		CS_COMMON_MASK_SH_LIST_DCE_112(_MASK)
 379};
 380
 381struct output_pixel_processor *dce120_opp_create(
 382	struct dc_context *ctx,
 383	uint32_t inst)
 384{
 385	struct dce110_opp *opp =
 386		kzalloc(sizeof(struct dce110_opp), GFP_KERNEL);
 387
 388	if (!opp)
 389		return NULL;
 390
 391	dce110_opp_construct(opp,
 392			     ctx, inst, &opp_regs[inst], &opp_shift, &opp_mask);
 393	return &opp->base;
 394}
 395struct dce_aux *dce120_aux_engine_create(
 396	struct dc_context *ctx,
 397	uint32_t inst)
 398{
 399	struct aux_engine_dce110 *aux_engine =
 400		kzalloc(sizeof(struct aux_engine_dce110), GFP_KERNEL);
 401
 402	if (!aux_engine)
 403		return NULL;
 404
 405	dce110_aux_engine_construct(aux_engine, ctx, inst,
 406				    SW_AUX_TIMEOUT_PERIOD_MULTIPLIER * AUX_TIMEOUT_PERIOD,
 407				    &aux_engine_regs[inst]);
 408
 409	return &aux_engine->base;
 410}
 411#define i2c_inst_regs(id) { I2C_HW_ENGINE_COMMON_REG_LIST(id) }
 412
 413static const struct dce_i2c_registers i2c_hw_regs[] = {
 414		i2c_inst_regs(1),
 415		i2c_inst_regs(2),
 416		i2c_inst_regs(3),
 417		i2c_inst_regs(4),
 418		i2c_inst_regs(5),
 419		i2c_inst_regs(6),
 420};
 421
 422static const struct dce_i2c_shift i2c_shifts = {
 423		I2C_COMMON_MASK_SH_LIST_DCE110(__SHIFT)
 424};
 425
 426static const struct dce_i2c_mask i2c_masks = {
 427		I2C_COMMON_MASK_SH_LIST_DCE110(_MASK)
 428};
 429
 430struct dce_i2c_hw *dce120_i2c_hw_create(
 431	struct dc_context *ctx,
 432	uint32_t inst)
 433{
 434	struct dce_i2c_hw *dce_i2c_hw =
 435		kzalloc(sizeof(struct dce_i2c_hw), GFP_KERNEL);
 436
 437	if (!dce_i2c_hw)
 438		return NULL;
 439
 440	dce112_i2c_hw_construct(dce_i2c_hw, ctx, inst,
 441				    &i2c_hw_regs[inst], &i2c_shifts, &i2c_masks);
 442
 443	return dce_i2c_hw;
 444}
 445static const struct bios_registers bios_regs = {
 446	.BIOS_SCRATCH_3 = mmBIOS_SCRATCH_3 + NBIO_BASE(mmBIOS_SCRATCH_3_BASE_IDX),
 447	.BIOS_SCRATCH_6 = mmBIOS_SCRATCH_6 + NBIO_BASE(mmBIOS_SCRATCH_6_BASE_IDX)
 448};
 449
 450static const struct resource_caps res_cap = {
 451		.num_timing_generator = 6,
 452		.num_audio = 7,
 453		.num_stream_encoder = 6,
 454		.num_pll = 6,
 455		.num_ddc = 6,
 456};
 457
 458static const struct dc_plane_cap plane_cap = {
 459	.type = DC_PLANE_TYPE_DCE_RGB,
 460
 461	.pixel_format_support = {
 462			.argb8888 = true,
 463			.nv12 = false,
 464			.fp16 = false
 465	},
 466
 467	.max_upscale_factor = {
 468			.argb8888 = 16000,
 469			.nv12 = 1,
 470			.fp16 = 1
 471	},
 472
 473	.max_downscale_factor = {
 474			.argb8888 = 250,
 475			.nv12 = 1,
 476			.fp16 = 1
 477	}
 478};
 479
 480static const struct dc_debug_options debug_defaults = {
 481		.disable_clock_gate = true,
 482};
 483
 484static struct clock_source *dce120_clock_source_create(
 485	struct dc_context *ctx,
 486	struct dc_bios *bios,
 487	enum clock_source_id id,
 488	const struct dce110_clk_src_regs *regs,
 489	bool dp_clk_src)
 490{
 491	struct dce110_clk_src *clk_src =
 492		kzalloc(sizeof(*clk_src), GFP_KERNEL);
 493
 494	if (!clk_src)
 495		return NULL;
 496
 497	if (dce112_clk_src_construct(clk_src, ctx, bios, id,
 498				     regs, &cs_shift, &cs_mask)) {
 499		clk_src->base.dp_clk_src = dp_clk_src;
 500		return &clk_src->base;
 501	}
 502
 503	kfree(clk_src);
 504	BREAK_TO_DEBUGGER();
 505	return NULL;
 506}
 507
 508static void dce120_clock_source_destroy(struct clock_source **clk_src)
 509{
 510	kfree(TO_DCE110_CLK_SRC(*clk_src));
 511	*clk_src = NULL;
 512}
 513
 514
 515static bool dce120_hw_sequencer_create(struct dc *dc)
 516{
 517	/* All registers used by dce11.2 match those in dce11 in offset and
 518	 * structure
 519	 */
 520	dce120_hw_sequencer_construct(dc);
 521
 522	/*TODO	Move to separate file and Override what is needed */
 523
 524	return true;
 525}
 526
 527static struct timing_generator *dce120_timing_generator_create(
 528		struct dc_context *ctx,
 529		uint32_t instance,
 530		const struct dce110_timing_generator_offsets *offsets)
 531{
 532	struct dce110_timing_generator *tg110 =
 533		kzalloc(sizeof(struct dce110_timing_generator), GFP_KERNEL);
 534
 535	if (!tg110)
 536		return NULL;
 537
 538	dce120_timing_generator_construct(tg110, ctx, instance, offsets);
 539	return &tg110->base;
 540}
 541
 542static void dce120_transform_destroy(struct transform **xfm)
 543{
 544	kfree(TO_DCE_TRANSFORM(*xfm));
 545	*xfm = NULL;
 546}
 547
 548static void destruct(struct dce110_resource_pool *pool)
 549{
 550	unsigned int i;
 551
 552	for (i = 0; i < pool->base.pipe_count; i++) {
 553		if (pool->base.opps[i] != NULL)
 554			dce110_opp_destroy(&pool->base.opps[i]);
 555
 556		if (pool->base.transforms[i] != NULL)
 557			dce120_transform_destroy(&pool->base.transforms[i]);
 558
 559		if (pool->base.ipps[i] != NULL)
 560			dce_ipp_destroy(&pool->base.ipps[i]);
 561
 562		if (pool->base.mis[i] != NULL) {
 563			kfree(TO_DCE_MEM_INPUT(pool->base.mis[i]));
 564			pool->base.mis[i] = NULL;
 565		}
 566
 567		if (pool->base.irqs != NULL) {
 568			dal_irq_service_destroy(&pool->base.irqs);
 569		}
 570
 571		if (pool->base.timing_generators[i] != NULL) {
 572			kfree(DCE110TG_FROM_TG(pool->base.timing_generators[i]));
 573			pool->base.timing_generators[i] = NULL;
 574		}
 575	}
 576
 577	for (i = 0; i < pool->base.res_cap->num_ddc; i++) {
 578		if (pool->base.engines[i] != NULL)
 579			dce110_engine_destroy(&pool->base.engines[i]);
 580		if (pool->base.hw_i2cs[i] != NULL) {
 581			kfree(pool->base.hw_i2cs[i]);
 582			pool->base.hw_i2cs[i] = NULL;
 583		}
 584		if (pool->base.sw_i2cs[i] != NULL) {
 585			kfree(pool->base.sw_i2cs[i]);
 586			pool->base.sw_i2cs[i] = NULL;
 587		}
 588	}
 589
 590	for (i = 0; i < pool->base.audio_count; i++) {
 591		if (pool->base.audios[i])
 592			dce_aud_destroy(&pool->base.audios[i]);
 593	}
 594
 595	for (i = 0; i < pool->base.stream_enc_count; i++) {
 596		if (pool->base.stream_enc[i] != NULL)
 597			kfree(DCE110STRENC_FROM_STRENC(pool->base.stream_enc[i]));
 598	}
 599
 600	for (i = 0; i < pool->base.clk_src_count; i++) {
 601		if (pool->base.clock_sources[i] != NULL)
 602			dce120_clock_source_destroy(
 603				&pool->base.clock_sources[i]);
 604	}
 605
 606	if (pool->base.dp_clock_source != NULL)
 607		dce120_clock_source_destroy(&pool->base.dp_clock_source);
 608
 609	if (pool->base.abm != NULL)
 610		dce_abm_destroy(&pool->base.abm);
 611
 612	if (pool->base.dmcu != NULL)
 613		dce_dmcu_destroy(&pool->base.dmcu);
 614}
 615
 616static void read_dce_straps(
 617	struct dc_context *ctx,
 618	struct resource_straps *straps)
 619{
 620	uint32_t reg_val = dm_read_reg_soc15(ctx, mmCC_DC_MISC_STRAPS, 0);
 621
 622	straps->audio_stream_number = get_reg_field_value(reg_val,
 623							  CC_DC_MISC_STRAPS,
 624							  AUDIO_STREAM_NUMBER);
 625	straps->hdmi_disable = get_reg_field_value(reg_val,
 626						   CC_DC_MISC_STRAPS,
 627						   HDMI_DISABLE);
 628
 629	reg_val = dm_read_reg_soc15(ctx, mmDC_PINSTRAPS, 0);
 630	straps->dc_pinstraps_audio = get_reg_field_value(reg_val,
 631							 DC_PINSTRAPS,
 632							 DC_PINSTRAPS_AUDIO);
 633}
 634
 635static struct audio *create_audio(
 636		struct dc_context *ctx, unsigned int inst)
 637{
 638	return dce_audio_create(ctx, inst,
 639			&audio_regs[inst], &audio_shift, &audio_mask);
 640}
 641
 642static const struct encoder_feature_support link_enc_feature = {
 643		.max_hdmi_deep_color = COLOR_DEPTH_121212,
 644		.max_hdmi_pixel_clock = 600000,
 645		.hdmi_ycbcr420_supported = true,
 646		.dp_ycbcr420_supported = false,
 647		.flags.bits.IS_HBR2_CAPABLE = true,
 648		.flags.bits.IS_HBR3_CAPABLE = true,
 649		.flags.bits.IS_TPS3_CAPABLE = true,
 650		.flags.bits.IS_TPS4_CAPABLE = true,
 651};
 652
 653static struct link_encoder *dce120_link_encoder_create(
 654	const struct encoder_init_data *enc_init_data)
 655{
 656	struct dce110_link_encoder *enc110 =
 657		kzalloc(sizeof(struct dce110_link_encoder), GFP_KERNEL);
 658
 659	if (!enc110)
 660		return NULL;
 661
 662	dce110_link_encoder_construct(enc110,
 663				      enc_init_data,
 664				      &link_enc_feature,
 665				      &link_enc_regs[enc_init_data->transmitter],
 666				      &link_enc_aux_regs[enc_init_data->channel - 1],
 667				      &link_enc_hpd_regs[enc_init_data->hpd_source]);
 668
 669	return &enc110->base;
 670}
 671
 672static struct input_pixel_processor *dce120_ipp_create(
 673	struct dc_context *ctx, uint32_t inst)
 674{
 675	struct dce_ipp *ipp = kzalloc(sizeof(struct dce_ipp), GFP_KERNEL);
 676
 677	if (!ipp) {
 678		BREAK_TO_DEBUGGER();
 679		return NULL;
 680	}
 681
 682	dce_ipp_construct(ipp, ctx, inst,
 683			&ipp_regs[inst], &ipp_shift, &ipp_mask);
 684	return &ipp->base;
 685}
 686
 687static struct stream_encoder *dce120_stream_encoder_create(
 688	enum engine_id eng_id,
 689	struct dc_context *ctx)
 690{
 691	struct dce110_stream_encoder *enc110 =
 692		kzalloc(sizeof(struct dce110_stream_encoder), GFP_KERNEL);
 693
 694	if (!enc110)
 695		return NULL;
 696
 697	dce110_stream_encoder_construct(enc110, ctx, ctx->dc_bios, eng_id,
 698					&stream_enc_regs[eng_id],
 699					&se_shift, &se_mask);
 700	return &enc110->base;
 701}
 702
 703#define SRII(reg_name, block, id)\
 704	.reg_name[id] = BASE(mm ## block ## id ## _ ## reg_name ## _BASE_IDX) + \
 705					mm ## block ## id ## _ ## reg_name
 706
 707static const struct dce_hwseq_registers hwseq_reg = {
 708		HWSEQ_DCE120_REG_LIST()
 709};
 710
 711static const struct dce_hwseq_shift hwseq_shift = {
 712		HWSEQ_DCE12_MASK_SH_LIST(__SHIFT)
 713};
 714
 715static const struct dce_hwseq_mask hwseq_mask = {
 716		HWSEQ_DCE12_MASK_SH_LIST(_MASK)
 717};
 718
 719/* HWSEQ regs for VG20 */
 720static const struct dce_hwseq_registers dce121_hwseq_reg = {
 721		HWSEQ_VG20_REG_LIST()
 722};
 723
 724static const struct dce_hwseq_shift dce121_hwseq_shift = {
 725		HWSEQ_VG20_MASK_SH_LIST(__SHIFT)
 726};
 727
 728static const struct dce_hwseq_mask dce121_hwseq_mask = {
 729		HWSEQ_VG20_MASK_SH_LIST(_MASK)
 730};
 731
 732static struct dce_hwseq *dce120_hwseq_create(
 733	struct dc_context *ctx)
 734{
 735	struct dce_hwseq *hws = kzalloc(sizeof(struct dce_hwseq), GFP_KERNEL);
 736
 737	if (hws) {
 738		hws->ctx = ctx;
 739		hws->regs = &hwseq_reg;
 740		hws->shifts = &hwseq_shift;
 741		hws->masks = &hwseq_mask;
 742	}
 743	return hws;
 744}
 745
 746static struct dce_hwseq *dce121_hwseq_create(
 747	struct dc_context *ctx)
 748{
 749	struct dce_hwseq *hws = kzalloc(sizeof(struct dce_hwseq), GFP_KERNEL);
 750
 751	if (hws) {
 752		hws->ctx = ctx;
 753		hws->regs = &dce121_hwseq_reg;
 754		hws->shifts = &dce121_hwseq_shift;
 755		hws->masks = &dce121_hwseq_mask;
 756	}
 757	return hws;
 758}
 759
 760static const struct resource_create_funcs res_create_funcs = {
 761	.read_dce_straps = read_dce_straps,
 762	.create_audio = create_audio,
 763	.create_stream_encoder = dce120_stream_encoder_create,
 764	.create_hwseq = dce120_hwseq_create,
 765};
 766
 767static const struct resource_create_funcs dce121_res_create_funcs = {
 768	.read_dce_straps = read_dce_straps,
 769	.create_audio = create_audio,
 770	.create_stream_encoder = dce120_stream_encoder_create,
 771	.create_hwseq = dce121_hwseq_create,
 772};
 773
 774
 775#define mi_inst_regs(id) { MI_DCE12_REG_LIST(id) }
 776static const struct dce_mem_input_registers mi_regs[] = {
 777		mi_inst_regs(0),
 778		mi_inst_regs(1),
 779		mi_inst_regs(2),
 780		mi_inst_regs(3),
 781		mi_inst_regs(4),
 782		mi_inst_regs(5),
 783};
 784
 785static const struct dce_mem_input_shift mi_shifts = {
 786		MI_DCE12_MASK_SH_LIST(__SHIFT)
 787};
 788
 789static const struct dce_mem_input_mask mi_masks = {
 790		MI_DCE12_MASK_SH_LIST(_MASK)
 791};
 792
 793static struct mem_input *dce120_mem_input_create(
 794	struct dc_context *ctx,
 795	uint32_t inst)
 796{
 797	struct dce_mem_input *dce_mi = kzalloc(sizeof(struct dce_mem_input),
 798					       GFP_KERNEL);
 799
 800	if (!dce_mi) {
 801		BREAK_TO_DEBUGGER();
 802		return NULL;
 803	}
 804
 805	dce120_mem_input_construct(dce_mi, ctx, inst, &mi_regs[inst], &mi_shifts, &mi_masks);
 806	return &dce_mi->base;
 807}
 808
 809static struct transform *dce120_transform_create(
 810	struct dc_context *ctx,
 811	uint32_t inst)
 812{
 813	struct dce_transform *transform =
 814		kzalloc(sizeof(struct dce_transform), GFP_KERNEL);
 815
 816	if (!transform)
 817		return NULL;
 818
 819	dce_transform_construct(transform, ctx, inst,
 820				&xfm_regs[inst], &xfm_shift, &xfm_mask);
 821	transform->lb_memory_size = 0x1404; /*5124*/
 822	return &transform->base;
 823}
 824
 825static void dce120_destroy_resource_pool(struct resource_pool **pool)
 826{
 827	struct dce110_resource_pool *dce110_pool = TO_DCE110_RES_POOL(*pool);
 828
 829	destruct(dce110_pool);
 830	kfree(dce110_pool);
 831	*pool = NULL;
 832}
 833
 834static const struct resource_funcs dce120_res_pool_funcs = {
 835	.destroy = dce120_destroy_resource_pool,
 836	.link_enc_create = dce120_link_encoder_create,
 837	.validate_bandwidth = dce112_validate_bandwidth,
 838	.validate_plane = dce100_validate_plane,
 839	.add_stream_to_ctx = dce112_add_stream_to_ctx,
 840	.find_first_free_match_stream_enc_for_link = dce110_find_first_free_match_stream_enc_for_link
 841};
 842
 843static void bw_calcs_data_update_from_pplib(struct dc *dc)
 844{
 845	struct dm_pp_clock_levels_with_latency eng_clks = {0};
 846	struct dm_pp_clock_levels_with_latency mem_clks = {0};
 847	struct dm_pp_wm_sets_with_clock_ranges clk_ranges = {0};
 848	int i;
 849	unsigned int clk;
 850	unsigned int latency;
 851	/*original logic in dal3*/
 852	int memory_type_multiplier = MEMORY_TYPE_MULTIPLIER_CZ;
 853
 854	/*do system clock*/
 855	if (!dm_pp_get_clock_levels_by_type_with_latency(
 856				dc->ctx,
 857				DM_PP_CLOCK_TYPE_ENGINE_CLK,
 858				&eng_clks) || eng_clks.num_levels == 0) {
 859
 860		eng_clks.num_levels = 8;
 861		clk = 300000;
 862
 863		for (i = 0; i < eng_clks.num_levels; i++) {
 864			eng_clks.data[i].clocks_in_khz = clk;
 865			clk += 100000;
 866		}
 867	}
 868
 869	/* convert all the clock fro kHz to fix point mHz  TODO: wloop data */
 870	dc->bw_vbios->high_sclk = bw_frc_to_fixed(
 871		eng_clks.data[eng_clks.num_levels-1].clocks_in_khz, 1000);
 872	dc->bw_vbios->mid1_sclk  = bw_frc_to_fixed(
 873		eng_clks.data[eng_clks.num_levels/8].clocks_in_khz, 1000);
 874	dc->bw_vbios->mid2_sclk  = bw_frc_to_fixed(
 875		eng_clks.data[eng_clks.num_levels*2/8].clocks_in_khz, 1000);
 876	dc->bw_vbios->mid3_sclk  = bw_frc_to_fixed(
 877		eng_clks.data[eng_clks.num_levels*3/8].clocks_in_khz, 1000);
 878	dc->bw_vbios->mid4_sclk  = bw_frc_to_fixed(
 879		eng_clks.data[eng_clks.num_levels*4/8].clocks_in_khz, 1000);
 880	dc->bw_vbios->mid5_sclk  = bw_frc_to_fixed(
 881		eng_clks.data[eng_clks.num_levels*5/8].clocks_in_khz, 1000);
 882	dc->bw_vbios->mid6_sclk  = bw_frc_to_fixed(
 883		eng_clks.data[eng_clks.num_levels*6/8].clocks_in_khz, 1000);
 884	dc->bw_vbios->low_sclk  = bw_frc_to_fixed(
 885			eng_clks.data[0].clocks_in_khz, 1000);
 886
 887	/*do memory clock*/
 888	if (!dm_pp_get_clock_levels_by_type_with_latency(
 889			dc->ctx,
 890			DM_PP_CLOCK_TYPE_MEMORY_CLK,
 891			&mem_clks) || mem_clks.num_levels == 0) {
 892
 893		mem_clks.num_levels = 3;
 894		clk = 250000;
 895		latency = 45;
 896
 897		for (i = 0; i < eng_clks.num_levels; i++) {
 898			mem_clks.data[i].clocks_in_khz = clk;
 899			mem_clks.data[i].latency_in_us = latency;
 900			clk += 500000;
 901			latency -= 5;
 902		}
 903
 904	}
 905
 906	/* we don't need to call PPLIB for validation clock since they
 907	 * also give us the highest sclk and highest mclk (UMA clock).
 908	 * ALSO always convert UMA clock (from PPLIB)  to YCLK (HW formula):
 909	 * YCLK = UMACLK*m_memoryTypeMultiplier
 910	 */
 911	if (dc->bw_vbios->memory_type == bw_def_hbm)
 912		memory_type_multiplier = MEMORY_TYPE_HBM;
 913
 914	dc->bw_vbios->low_yclk = bw_frc_to_fixed(
 915		mem_clks.data[0].clocks_in_khz * memory_type_multiplier, 1000);
 916	dc->bw_vbios->mid_yclk = bw_frc_to_fixed(
 917		mem_clks.data[mem_clks.num_levels>>1].clocks_in_khz * memory_type_multiplier,
 918		1000);
 919	dc->bw_vbios->high_yclk = bw_frc_to_fixed(
 920		mem_clks.data[mem_clks.num_levels-1].clocks_in_khz * memory_type_multiplier,
 921		1000);
 922
 923	/* Now notify PPLib/SMU about which Watermarks sets they should select
 924	 * depending on DPM state they are in. And update BW MGR GFX Engine and
 925	 * Memory clock member variables for Watermarks calculations for each
 926	 * Watermark Set
 927	 */
 928	clk_ranges.num_wm_sets = 4;
 929	clk_ranges.wm_clk_ranges[0].wm_set_id = WM_SET_A;
 930	clk_ranges.wm_clk_ranges[0].wm_min_eng_clk_in_khz =
 931			eng_clks.data[0].clocks_in_khz;
 932	clk_ranges.wm_clk_ranges[0].wm_max_eng_clk_in_khz =
 933			eng_clks.data[eng_clks.num_levels*3/8].clocks_in_khz - 1;
 934	clk_ranges.wm_clk_ranges[0].wm_min_mem_clk_in_khz =
 935			mem_clks.data[0].clocks_in_khz;
 936	clk_ranges.wm_clk_ranges[0].wm_max_mem_clk_in_khz =
 937			mem_clks.data[mem_clks.num_levels>>1].clocks_in_khz - 1;
 938
 939	clk_ranges.wm_clk_ranges[1].wm_set_id = WM_SET_B;
 940	clk_ranges.wm_clk_ranges[1].wm_min_eng_clk_in_khz =
 941			eng_clks.data[eng_clks.num_levels*3/8].clocks_in_khz;
 942	/* 5 GHz instead of data[7].clockInKHz to cover Overdrive */
 943	clk_ranges.wm_clk_ranges[1].wm_max_eng_clk_in_khz = 5000000;
 944	clk_ranges.wm_clk_ranges[1].wm_min_mem_clk_in_khz =
 945			mem_clks.data[0].clocks_in_khz;
 946	clk_ranges.wm_clk_ranges[1].wm_max_mem_clk_in_khz =
 947			mem_clks.data[mem_clks.num_levels>>1].clocks_in_khz - 1;
 948
 949	clk_ranges.wm_clk_ranges[2].wm_set_id = WM_SET_C;
 950	clk_ranges.wm_clk_ranges[2].wm_min_eng_clk_in_khz =
 951			eng_clks.data[0].clocks_in_khz;
 952	clk_ranges.wm_clk_ranges[2].wm_max_eng_clk_in_khz =
 953			eng_clks.data[eng_clks.num_levels*3/8].clocks_in_khz - 1;
 954	clk_ranges.wm_clk_ranges[2].wm_min_mem_clk_in_khz =
 955			mem_clks.data[mem_clks.num_levels>>1].clocks_in_khz;
 956	/* 5 GHz instead of data[2].clockInKHz to cover Overdrive */
 957	clk_ranges.wm_clk_ranges[2].wm_max_mem_clk_in_khz = 5000000;
 958
 959	clk_ranges.wm_clk_ranges[3].wm_set_id = WM_SET_D;
 960	clk_ranges.wm_clk_ranges[3].wm_min_eng_clk_in_khz =
 961			eng_clks.data[eng_clks.num_levels*3/8].clocks_in_khz;
 962	/* 5 GHz instead of data[7].clockInKHz to cover Overdrive */
 963	clk_ranges.wm_clk_ranges[3].wm_max_eng_clk_in_khz = 5000000;
 964	clk_ranges.wm_clk_ranges[3].wm_min_mem_clk_in_khz =
 965			mem_clks.data[mem_clks.num_levels>>1].clocks_in_khz;
 966	/* 5 GHz instead of data[2].clockInKHz to cover Overdrive */
 967	clk_ranges.wm_clk_ranges[3].wm_max_mem_clk_in_khz = 5000000;
 968
 969	/* Notify PP Lib/SMU which Watermarks to use for which clock ranges */
 970	dm_pp_notify_wm_clock_changes(dc->ctx, &clk_ranges);
 971}
 972
 973static uint32_t read_pipe_fuses(struct dc_context *ctx)
 974{
 975	uint32_t value = dm_read_reg_soc15(ctx, mmCC_DC_PIPE_DIS, 0);
 976	/* VG20 support max 6 pipes */
 977	value = value & 0x3f;
 978	return value;
 979}
 980
 981static bool construct(
 982	uint8_t num_virtual_links,
 983	struct dc *dc,
 984	struct dce110_resource_pool *pool)
 985{
 986	unsigned int i;
 987	int j;
 988	struct dc_context *ctx = dc->ctx;
 989	struct irq_service_init_data irq_init_data;
 990	static const struct resource_create_funcs *res_funcs;
 991	bool is_vg20 = ASICREV_IS_VEGA20_P(ctx->asic_id.hw_internal_rev);
 992	uint32_t pipe_fuses;
 993
 994	ctx->dc_bios->regs = &bios_regs;
 995
 996	pool->base.res_cap = &res_cap;
 997	pool->base.funcs = &dce120_res_pool_funcs;
 998
 999	/* TODO: Fill more data from GreenlandAsicCapability.cpp */
1000	pool->base.pipe_count = res_cap.num_timing_generator;
1001	pool->base.timing_generator_count = pool->base.res_cap->num_timing_generator;
1002	pool->base.underlay_pipe_index = NO_UNDERLAY_PIPE;
1003
1004	dc->caps.max_downscale_ratio = 200;
1005	dc->caps.i2c_speed_in_khz = 100;
1006	dc->caps.max_cursor_size = 128;
1007	dc->caps.dual_link_dvi = true;
1008	dc->caps.psp_setup_panel_mode = true;
1009
1010	dc->debug = debug_defaults;
1011
1012	/*************************************************
1013	 *  Create resources                             *
1014	 *************************************************/
1015
1016	pool->base.clock_sources[DCE120_CLK_SRC_PLL0] =
1017			dce120_clock_source_create(ctx, ctx->dc_bios,
1018				CLOCK_SOURCE_COMBO_PHY_PLL0,
1019				&clk_src_regs[0], false);
1020	pool->base.clock_sources[DCE120_CLK_SRC_PLL1] =
1021			dce120_clock_source_create(ctx, ctx->dc_bios,
1022				CLOCK_SOURCE_COMBO_PHY_PLL1,
1023				&clk_src_regs[1], false);
1024	pool->base.clock_sources[DCE120_CLK_SRC_PLL2] =
1025			dce120_clock_source_create(ctx, ctx->dc_bios,
1026				CLOCK_SOURCE_COMBO_PHY_PLL2,
1027				&clk_src_regs[2], false);
1028	pool->base.clock_sources[DCE120_CLK_SRC_PLL3] =
1029			dce120_clock_source_create(ctx, ctx->dc_bios,
1030				CLOCK_SOURCE_COMBO_PHY_PLL3,
1031				&clk_src_regs[3], false);
1032	pool->base.clock_sources[DCE120_CLK_SRC_PLL4] =
1033			dce120_clock_source_create(ctx, ctx->dc_bios,
1034				CLOCK_SOURCE_COMBO_PHY_PLL4,
1035				&clk_src_regs[4], false);
1036	pool->base.clock_sources[DCE120_CLK_SRC_PLL5] =
1037			dce120_clock_source_create(ctx, ctx->dc_bios,
1038				CLOCK_SOURCE_COMBO_PHY_PLL5,
1039				&clk_src_regs[5], false);
1040	pool->base.clk_src_count = DCE120_CLK_SRC_TOTAL;
1041
1042	pool->base.dp_clock_source =
1043			dce120_clock_source_create(ctx, ctx->dc_bios,
1044				CLOCK_SOURCE_ID_DP_DTO,
1045				&clk_src_regs[0], true);
1046
1047	for (i = 0; i < pool->base.clk_src_count; i++) {
1048		if (pool->base.clock_sources[i] == NULL) {
1049			dm_error("DC: failed to create clock sources!\n");
1050			BREAK_TO_DEBUGGER();
1051			goto clk_src_create_fail;
1052		}
1053	}
1054
1055	pool->base.dmcu = dce_dmcu_create(ctx,
1056			&dmcu_regs,
1057			&dmcu_shift,
1058			&dmcu_mask);
1059	if (pool->base.dmcu == NULL) {
1060		dm_error("DC: failed to create dmcu!\n");
1061		BREAK_TO_DEBUGGER();
1062		goto res_create_fail;
1063	}
1064
1065	pool->base.abm = dce_abm_create(ctx,
1066			&abm_regs,
1067			&abm_shift,
1068			&abm_mask);
1069	if (pool->base.abm == NULL) {
1070		dm_error("DC: failed to create abm!\n");
1071		BREAK_TO_DEBUGGER();
1072		goto res_create_fail;
1073	}
1074
1075
1076	irq_init_data.ctx = dc->ctx;
1077	pool->base.irqs = dal_irq_service_dce120_create(&irq_init_data);
1078	if (!pool->base.irqs)
1079		goto irqs_create_fail;
1080
1081	/* VG20: Pipe harvesting enabled, retrieve valid pipe fuses */
1082	if (is_vg20)
1083		pipe_fuses = read_pipe_fuses(ctx);
1084
1085	/* index to valid pipe resource */
1086	j = 0;
1087	for (i = 0; i < pool->base.pipe_count; i++) {
1088		if (is_vg20) {
1089			if ((pipe_fuses & (1 << i)) != 0) {
1090				dm_error("DC: skip invalid pipe %d!\n", i);
1091				continue;
1092			}
1093		}
1094
1095		pool->base.timing_generators[j] =
1096				dce120_timing_generator_create(
1097					ctx,
1098					i,
1099					&dce120_tg_offsets[i]);
1100		if (pool->base.timing_generators[j] == NULL) {
1101			BREAK_TO_DEBUGGER();
1102			dm_error("DC: failed to create tg!\n");
1103			goto controller_create_fail;
1104		}
1105
1106		pool->base.mis[j] = dce120_mem_input_create(ctx, i);
1107
1108		if (pool->base.mis[j] == NULL) {
1109			BREAK_TO_DEBUGGER();
1110			dm_error(
1111				"DC: failed to create memory input!\n");
1112			goto controller_create_fail;
1113		}
1114
1115		pool->base.ipps[j] = dce120_ipp_create(ctx, i);
1116		if (pool->base.ipps[i] == NULL) {
1117			BREAK_TO_DEBUGGER();
1118			dm_error(
1119				"DC: failed to create input pixel processor!\n");
1120			goto controller_create_fail;
1121		}
1122
1123		pool->base.transforms[j] = dce120_transform_create(ctx, i);
1124		if (pool->base.transforms[i] == NULL) {
1125			BREAK_TO_DEBUGGER();
1126			dm_error(
1127				"DC: failed to create transform!\n");
1128			goto res_create_fail;
1129		}
1130
1131		pool->base.opps[j] = dce120_opp_create(
1132			ctx,
1133			i);
1134		if (pool->base.opps[j] == NULL) {
1135			BREAK_TO_DEBUGGER();
1136			dm_error(
1137				"DC: failed to create output pixel processor!\n");
1138		}
1139
1140		/* check next valid pipe */
1141		j++;
1142	}
1143
1144	for (i = 0; i < pool->base.res_cap->num_ddc; i++) {
1145		pool->base.engines[i] = dce120_aux_engine_create(ctx, i);
1146		if (pool->base.engines[i] == NULL) {
1147			BREAK_TO_DEBUGGER();
1148			dm_error(
1149				"DC:failed to create aux engine!!\n");
1150			goto res_create_fail;
1151		}
1152		pool->base.hw_i2cs[i] = dce120_i2c_hw_create(ctx, i);
1153		if (pool->base.hw_i2cs[i] == NULL) {
1154			BREAK_TO_DEBUGGER();
1155			dm_error(
1156				"DC:failed to create i2c engine!!\n");
1157			goto res_create_fail;
1158		}
1159		pool->base.sw_i2cs[i] = NULL;
1160	}
1161
1162	/* valid pipe num */
1163	pool->base.pipe_count = j;
1164	pool->base.timing_generator_count = j;
1165
1166	if (is_vg20)
1167		res_funcs = &dce121_res_create_funcs;
1168	else
1169		res_funcs = &res_create_funcs;
1170
1171	if (!resource_construct(num_virtual_links, dc, &pool->base, res_funcs))
1172		goto res_create_fail;
1173
1174	/* Create hardware sequencer */
1175	if (!dce120_hw_sequencer_create(dc))
1176		goto controller_create_fail;
1177
1178	dc->caps.max_planes =  pool->base.pipe_count;
1179
1180	for (i = 0; i < dc->caps.max_planes; ++i)
1181		dc->caps.planes[i] = plane_cap;
1182
1183	bw_calcs_init(dc->bw_dceip, dc->bw_vbios, dc->ctx->asic_id);
1184
1185	bw_calcs_data_update_from_pplib(dc);
1186
1187	return true;
1188
1189irqs_create_fail:
1190controller_create_fail:
1191clk_src_create_fail:
1192res_create_fail:
1193
1194	destruct(pool);
1195
1196	return false;
1197}
1198
1199struct resource_pool *dce120_create_resource_pool(
1200	uint8_t num_virtual_links,
1201	struct dc *dc)
1202{
1203	struct dce110_resource_pool *pool =
1204		kzalloc(sizeof(struct dce110_resource_pool), GFP_KERNEL);
1205
1206	if (!pool)
1207		return NULL;
1208
1209	if (construct(num_virtual_links, dc, pool))
1210		return &pool->base;
1211
1212	kfree(pool);
1213	BREAK_TO_DEBUGGER();
1214	return NULL;
1215}