cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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dce100_resource.c (29317B)


      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 "include/irq_service_interface.h"
     35#include "../virtual/virtual_stream_encoder.h"
     36#include "dce110/dce110_resource.h"
     37#include "dce110/dce110_timing_generator.h"
     38#include "irq/dce110/irq_service_dce110.h"
     39#include "dce/dce_link_encoder.h"
     40#include "dce/dce_stream_encoder.h"
     41#include "dce/dce_mem_input.h"
     42#include "dce/dce_ipp.h"
     43#include "dce/dce_transform.h"
     44#include "dce/dce_opp.h"
     45#include "dce/dce_clock_source.h"
     46#include "dce/dce_audio.h"
     47#include "dce/dce_hwseq.h"
     48#include "dce100/dce100_hw_sequencer.h"
     49#include "dce/dce_panel_cntl.h"
     50
     51#include "reg_helper.h"
     52
     53#include "dce/dce_10_0_d.h"
     54#include "dce/dce_10_0_sh_mask.h"
     55
     56#include "dce/dce_dmcu.h"
     57#include "dce/dce_aux.h"
     58#include "dce/dce_abm.h"
     59#include "dce/dce_i2c.h"
     60
     61#include "dce100_resource.h"
     62
     63#ifndef mmMC_HUB_RDREQ_DMIF_LIMIT
     64#include "gmc/gmc_8_2_d.h"
     65#include "gmc/gmc_8_2_sh_mask.h"
     66#endif
     67
     68#ifndef mmDP_DPHY_INTERNAL_CTRL
     69	#define mmDP_DPHY_INTERNAL_CTRL 0x4aa7
     70	#define mmDP0_DP_DPHY_INTERNAL_CTRL 0x4aa7
     71	#define mmDP1_DP_DPHY_INTERNAL_CTRL 0x4ba7
     72	#define mmDP2_DP_DPHY_INTERNAL_CTRL 0x4ca7
     73	#define mmDP3_DP_DPHY_INTERNAL_CTRL 0x4da7
     74	#define mmDP4_DP_DPHY_INTERNAL_CTRL 0x4ea7
     75	#define mmDP5_DP_DPHY_INTERNAL_CTRL 0x4fa7
     76	#define mmDP6_DP_DPHY_INTERNAL_CTRL 0x54a7
     77	#define mmDP7_DP_DPHY_INTERNAL_CTRL 0x56a7
     78	#define mmDP8_DP_DPHY_INTERNAL_CTRL 0x57a7
     79#endif
     80
     81#ifndef mmBIOS_SCRATCH_2
     82	#define mmBIOS_SCRATCH_2 0x05CB
     83	#define mmBIOS_SCRATCH_3 0x05CC
     84	#define mmBIOS_SCRATCH_6 0x05CF
     85#endif
     86
     87#ifndef mmDP_DPHY_BS_SR_SWAP_CNTL
     88	#define mmDP_DPHY_BS_SR_SWAP_CNTL                       0x4ADC
     89	#define mmDP0_DP_DPHY_BS_SR_SWAP_CNTL                   0x4ADC
     90	#define mmDP1_DP_DPHY_BS_SR_SWAP_CNTL                   0x4BDC
     91	#define mmDP2_DP_DPHY_BS_SR_SWAP_CNTL                   0x4CDC
     92	#define mmDP3_DP_DPHY_BS_SR_SWAP_CNTL                   0x4DDC
     93	#define mmDP4_DP_DPHY_BS_SR_SWAP_CNTL                   0x4EDC
     94	#define mmDP5_DP_DPHY_BS_SR_SWAP_CNTL                   0x4FDC
     95	#define mmDP6_DP_DPHY_BS_SR_SWAP_CNTL                   0x54DC
     96#endif
     97
     98#ifndef mmDP_DPHY_FAST_TRAINING
     99	#define mmDP_DPHY_FAST_TRAINING                         0x4ABC
    100	#define mmDP0_DP_DPHY_FAST_TRAINING                     0x4ABC
    101	#define mmDP1_DP_DPHY_FAST_TRAINING                     0x4BBC
    102	#define mmDP2_DP_DPHY_FAST_TRAINING                     0x4CBC
    103	#define mmDP3_DP_DPHY_FAST_TRAINING                     0x4DBC
    104	#define mmDP4_DP_DPHY_FAST_TRAINING                     0x4EBC
    105	#define mmDP5_DP_DPHY_FAST_TRAINING                     0x4FBC
    106	#define mmDP6_DP_DPHY_FAST_TRAINING                     0x54BC
    107#endif
    108
    109static const struct dce110_timing_generator_offsets dce100_tg_offsets[] = {
    110	{
    111		.crtc = (mmCRTC0_CRTC_CONTROL - mmCRTC_CONTROL),
    112		.dcp =  (mmDCP0_GRPH_CONTROL - mmGRPH_CONTROL),
    113	},
    114	{
    115		.crtc = (mmCRTC1_CRTC_CONTROL - mmCRTC_CONTROL),
    116		.dcp = (mmDCP1_GRPH_CONTROL - mmGRPH_CONTROL),
    117	},
    118	{
    119		.crtc = (mmCRTC2_CRTC_CONTROL - mmCRTC_CONTROL),
    120		.dcp = (mmDCP2_GRPH_CONTROL - mmGRPH_CONTROL),
    121	},
    122	{
    123		.crtc = (mmCRTC3_CRTC_CONTROL - mmCRTC_CONTROL),
    124		.dcp =  (mmDCP3_GRPH_CONTROL - mmGRPH_CONTROL),
    125	},
    126	{
    127		.crtc = (mmCRTC4_CRTC_CONTROL - mmCRTC_CONTROL),
    128		.dcp = (mmDCP4_GRPH_CONTROL - mmGRPH_CONTROL),
    129	},
    130	{
    131		.crtc = (mmCRTC5_CRTC_CONTROL - mmCRTC_CONTROL),
    132		.dcp = (mmDCP5_GRPH_CONTROL - mmGRPH_CONTROL),
    133	}
    134};
    135
    136/* set register offset */
    137#define SR(reg_name)\
    138	.reg_name = mm ## reg_name
    139
    140/* set register offset with instance */
    141#define SRI(reg_name, block, id)\
    142	.reg_name = mm ## block ## id ## _ ## reg_name
    143
    144#define ipp_regs(id)\
    145[id] = {\
    146		IPP_DCE100_REG_LIST_DCE_BASE(id)\
    147}
    148
    149static const struct dce_ipp_registers ipp_regs[] = {
    150		ipp_regs(0),
    151		ipp_regs(1),
    152		ipp_regs(2),
    153		ipp_regs(3),
    154		ipp_regs(4),
    155		ipp_regs(5)
    156};
    157
    158static const struct dce_ipp_shift ipp_shift = {
    159		IPP_DCE100_MASK_SH_LIST_DCE_COMMON_BASE(__SHIFT)
    160};
    161
    162static const struct dce_ipp_mask ipp_mask = {
    163		IPP_DCE100_MASK_SH_LIST_DCE_COMMON_BASE(_MASK)
    164};
    165
    166#define transform_regs(id)\
    167[id] = {\
    168		XFM_COMMON_REG_LIST_DCE100(id)\
    169}
    170
    171static const struct dce_transform_registers xfm_regs[] = {
    172		transform_regs(0),
    173		transform_regs(1),
    174		transform_regs(2),
    175		transform_regs(3),
    176		transform_regs(4),
    177		transform_regs(5)
    178};
    179
    180static const struct dce_transform_shift xfm_shift = {
    181		XFM_COMMON_MASK_SH_LIST_DCE110(__SHIFT)
    182};
    183
    184static const struct dce_transform_mask xfm_mask = {
    185		XFM_COMMON_MASK_SH_LIST_DCE110(_MASK)
    186};
    187
    188#define aux_regs(id)\
    189[id] = {\
    190	AUX_REG_LIST(id)\
    191}
    192
    193static const struct dce110_link_enc_aux_registers link_enc_aux_regs[] = {
    194		aux_regs(0),
    195		aux_regs(1),
    196		aux_regs(2),
    197		aux_regs(3),
    198		aux_regs(4),
    199		aux_regs(5)
    200};
    201
    202#define hpd_regs(id)\
    203[id] = {\
    204	HPD_REG_LIST(id)\
    205}
    206
    207static const struct dce110_link_enc_hpd_registers link_enc_hpd_regs[] = {
    208		hpd_regs(0),
    209		hpd_regs(1),
    210		hpd_regs(2),
    211		hpd_regs(3),
    212		hpd_regs(4),
    213		hpd_regs(5)
    214};
    215
    216#define link_regs(id)\
    217[id] = {\
    218	LE_DCE100_REG_LIST(id)\
    219}
    220
    221static const struct dce110_link_enc_registers link_enc_regs[] = {
    222	link_regs(0),
    223	link_regs(1),
    224	link_regs(2),
    225	link_regs(3),
    226	link_regs(4),
    227	link_regs(5),
    228	link_regs(6),
    229};
    230
    231#define stream_enc_regs(id)\
    232[id] = {\
    233	SE_COMMON_REG_LIST_DCE_BASE(id),\
    234	.AFMT_CNTL = 0,\
    235}
    236
    237static const struct dce110_stream_enc_registers stream_enc_regs[] = {
    238	stream_enc_regs(0),
    239	stream_enc_regs(1),
    240	stream_enc_regs(2),
    241	stream_enc_regs(3),
    242	stream_enc_regs(4),
    243	stream_enc_regs(5),
    244	stream_enc_regs(6)
    245};
    246
    247static const struct dce_stream_encoder_shift se_shift = {
    248		SE_COMMON_MASK_SH_LIST_DCE80_100(__SHIFT)
    249};
    250
    251static const struct dce_stream_encoder_mask se_mask = {
    252		SE_COMMON_MASK_SH_LIST_DCE80_100(_MASK)
    253};
    254
    255static const struct dce_panel_cntl_registers panel_cntl_regs[] = {
    256	{ DCE_PANEL_CNTL_REG_LIST() }
    257};
    258
    259static const struct dce_panel_cntl_shift panel_cntl_shift = {
    260	DCE_PANEL_CNTL_MASK_SH_LIST(__SHIFT)
    261};
    262
    263static const struct dce_panel_cntl_mask panel_cntl_mask = {
    264	DCE_PANEL_CNTL_MASK_SH_LIST(_MASK)
    265};
    266
    267#define opp_regs(id)\
    268[id] = {\
    269	OPP_DCE_100_REG_LIST(id),\
    270}
    271
    272static const struct dce_opp_registers opp_regs[] = {
    273	opp_regs(0),
    274	opp_regs(1),
    275	opp_regs(2),
    276	opp_regs(3),
    277	opp_regs(4),
    278	opp_regs(5)
    279};
    280
    281static const struct dce_opp_shift opp_shift = {
    282	OPP_COMMON_MASK_SH_LIST_DCE_100(__SHIFT)
    283};
    284
    285static const struct dce_opp_mask opp_mask = {
    286	OPP_COMMON_MASK_SH_LIST_DCE_100(_MASK)
    287};
    288#define aux_engine_regs(id)\
    289[id] = {\
    290	AUX_COMMON_REG_LIST(id), \
    291	.AUX_RESET_MASK = 0 \
    292}
    293
    294static const struct dce110_aux_registers aux_engine_regs[] = {
    295		aux_engine_regs(0),
    296		aux_engine_regs(1),
    297		aux_engine_regs(2),
    298		aux_engine_regs(3),
    299		aux_engine_regs(4),
    300		aux_engine_regs(5)
    301};
    302
    303#define audio_regs(id)\
    304[id] = {\
    305	AUD_COMMON_REG_LIST(id)\
    306}
    307
    308static const struct dce_audio_registers audio_regs[] = {
    309	audio_regs(0),
    310	audio_regs(1),
    311	audio_regs(2),
    312	audio_regs(3),
    313	audio_regs(4),
    314	audio_regs(5),
    315	audio_regs(6),
    316};
    317
    318static const struct dce_audio_shift audio_shift = {
    319		AUD_COMMON_MASK_SH_LIST(__SHIFT)
    320};
    321
    322static const struct dce_audio_mask audio_mask = {
    323		AUD_COMMON_MASK_SH_LIST(_MASK)
    324};
    325
    326#define clk_src_regs(id)\
    327[id] = {\
    328	CS_COMMON_REG_LIST_DCE_100_110(id),\
    329}
    330
    331static const struct dce110_clk_src_regs clk_src_regs[] = {
    332	clk_src_regs(0),
    333	clk_src_regs(1),
    334	clk_src_regs(2)
    335};
    336
    337static const struct dce110_clk_src_shift cs_shift = {
    338		CS_COMMON_MASK_SH_LIST_DCE_COMMON_BASE(__SHIFT)
    339};
    340
    341static const struct dce110_clk_src_mask cs_mask = {
    342		CS_COMMON_MASK_SH_LIST_DCE_COMMON_BASE(_MASK)
    343};
    344
    345static const struct dce_dmcu_registers dmcu_regs = {
    346		DMCU_DCE110_COMMON_REG_LIST()
    347};
    348
    349static const struct dce_dmcu_shift dmcu_shift = {
    350		DMCU_MASK_SH_LIST_DCE110(__SHIFT)
    351};
    352
    353static const struct dce_dmcu_mask dmcu_mask = {
    354		DMCU_MASK_SH_LIST_DCE110(_MASK)
    355};
    356
    357static const struct dce_abm_registers abm_regs = {
    358		ABM_DCE110_COMMON_REG_LIST()
    359};
    360
    361static const struct dce_abm_shift abm_shift = {
    362		ABM_MASK_SH_LIST_DCE110(__SHIFT)
    363};
    364
    365static const struct dce_abm_mask abm_mask = {
    366		ABM_MASK_SH_LIST_DCE110(_MASK)
    367};
    368
    369#define DCFE_MEM_PWR_CTRL_REG_BASE 0x1b03
    370
    371static const struct bios_registers bios_regs = {
    372	.BIOS_SCRATCH_3 = mmBIOS_SCRATCH_3,
    373	.BIOS_SCRATCH_6 = mmBIOS_SCRATCH_6
    374};
    375
    376static const struct resource_caps res_cap = {
    377	.num_timing_generator = 6,
    378	.num_audio = 6,
    379	.num_stream_encoder = 6,
    380	.num_pll = 3,
    381	.num_ddc = 6,
    382};
    383
    384static const struct dc_plane_cap plane_cap = {
    385	.type = DC_PLANE_TYPE_DCE_RGB,
    386
    387	.pixel_format_support = {
    388			.argb8888 = true,
    389			.nv12 = false,
    390			.fp16 = true
    391	},
    392
    393	.max_upscale_factor = {
    394			.argb8888 = 16000,
    395			.nv12 = 1,
    396			.fp16 = 1
    397	},
    398
    399	.max_downscale_factor = {
    400			.argb8888 = 250,
    401			.nv12 = 1,
    402			.fp16 = 1
    403	}
    404};
    405
    406#define CTX  ctx
    407#define REG(reg) mm ## reg
    408
    409#ifndef mmCC_DC_HDMI_STRAPS
    410#define mmCC_DC_HDMI_STRAPS 0x1918
    411#define CC_DC_HDMI_STRAPS__HDMI_DISABLE_MASK 0x40
    412#define CC_DC_HDMI_STRAPS__HDMI_DISABLE__SHIFT 0x6
    413#define CC_DC_HDMI_STRAPS__AUDIO_STREAM_NUMBER_MASK 0x700
    414#define CC_DC_HDMI_STRAPS__AUDIO_STREAM_NUMBER__SHIFT 0x8
    415#endif
    416
    417static int map_transmitter_id_to_phy_instance(
    418	enum transmitter transmitter)
    419{
    420	switch (transmitter) {
    421	case TRANSMITTER_UNIPHY_A:
    422		return 0;
    423	case TRANSMITTER_UNIPHY_B:
    424		return 1;
    425	case TRANSMITTER_UNIPHY_C:
    426		return 2;
    427	case TRANSMITTER_UNIPHY_D:
    428		return 3;
    429	case TRANSMITTER_UNIPHY_E:
    430		return 4;
    431	case TRANSMITTER_UNIPHY_F:
    432		return 5;
    433	case TRANSMITTER_UNIPHY_G:
    434		return 6;
    435	default:
    436		ASSERT(0);
    437		return 0;
    438	}
    439}
    440
    441static void read_dce_straps(
    442	struct dc_context *ctx,
    443	struct resource_straps *straps)
    444{
    445	REG_GET_2(CC_DC_HDMI_STRAPS,
    446			HDMI_DISABLE, &straps->hdmi_disable,
    447			AUDIO_STREAM_NUMBER, &straps->audio_stream_number);
    448
    449	REG_GET(DC_PINSTRAPS, DC_PINSTRAPS_AUDIO, &straps->dc_pinstraps_audio);
    450}
    451
    452static struct audio *create_audio(
    453		struct dc_context *ctx, unsigned int inst)
    454{
    455	return dce_audio_create(ctx, inst,
    456			&audio_regs[inst], &audio_shift, &audio_mask);
    457}
    458
    459static struct timing_generator *dce100_timing_generator_create(
    460		struct dc_context *ctx,
    461		uint32_t instance,
    462		const struct dce110_timing_generator_offsets *offsets)
    463{
    464	struct dce110_timing_generator *tg110 =
    465		kzalloc(sizeof(struct dce110_timing_generator), GFP_KERNEL);
    466
    467	if (!tg110)
    468		return NULL;
    469
    470	dce110_timing_generator_construct(tg110, ctx, instance, offsets);
    471	return &tg110->base;
    472}
    473
    474static struct stream_encoder *dce100_stream_encoder_create(
    475	enum engine_id eng_id,
    476	struct dc_context *ctx)
    477{
    478	struct dce110_stream_encoder *enc110 =
    479		kzalloc(sizeof(struct dce110_stream_encoder), GFP_KERNEL);
    480
    481	if (!enc110)
    482		return NULL;
    483
    484	dce110_stream_encoder_construct(enc110, ctx, ctx->dc_bios, eng_id,
    485					&stream_enc_regs[eng_id], &se_shift, &se_mask);
    486	return &enc110->base;
    487}
    488
    489#define SRII(reg_name, block, id)\
    490	.reg_name[id] = mm ## block ## id ## _ ## reg_name
    491
    492static const struct dce_hwseq_registers hwseq_reg = {
    493		HWSEQ_DCE10_REG_LIST()
    494};
    495
    496static const struct dce_hwseq_shift hwseq_shift = {
    497		HWSEQ_DCE10_MASK_SH_LIST(__SHIFT)
    498};
    499
    500static const struct dce_hwseq_mask hwseq_mask = {
    501		HWSEQ_DCE10_MASK_SH_LIST(_MASK)
    502};
    503
    504static struct dce_hwseq *dce100_hwseq_create(
    505	struct dc_context *ctx)
    506{
    507	struct dce_hwseq *hws = kzalloc(sizeof(struct dce_hwseq), GFP_KERNEL);
    508
    509	if (hws) {
    510		hws->ctx = ctx;
    511		hws->regs = &hwseq_reg;
    512		hws->shifts = &hwseq_shift;
    513		hws->masks = &hwseq_mask;
    514	}
    515	return hws;
    516}
    517
    518static const struct resource_create_funcs res_create_funcs = {
    519	.read_dce_straps = read_dce_straps,
    520	.create_audio = create_audio,
    521	.create_stream_encoder = dce100_stream_encoder_create,
    522	.create_hwseq = dce100_hwseq_create,
    523};
    524
    525#define mi_inst_regs(id) { \
    526	MI_DCE8_REG_LIST(id), \
    527	.MC_HUB_RDREQ_DMIF_LIMIT = mmMC_HUB_RDREQ_DMIF_LIMIT \
    528}
    529static const struct dce_mem_input_registers mi_regs[] = {
    530		mi_inst_regs(0),
    531		mi_inst_regs(1),
    532		mi_inst_regs(2),
    533		mi_inst_regs(3),
    534		mi_inst_regs(4),
    535		mi_inst_regs(5),
    536};
    537
    538static const struct dce_mem_input_shift mi_shifts = {
    539		MI_DCE8_MASK_SH_LIST(__SHIFT),
    540		.ENABLE = MC_HUB_RDREQ_DMIF_LIMIT__ENABLE__SHIFT
    541};
    542
    543static const struct dce_mem_input_mask mi_masks = {
    544		MI_DCE8_MASK_SH_LIST(_MASK),
    545		.ENABLE = MC_HUB_RDREQ_DMIF_LIMIT__ENABLE_MASK
    546};
    547
    548static const struct dce110_aux_registers_shift aux_shift = {
    549	DCE10_AUX_MASK_SH_LIST(__SHIFT)
    550};
    551
    552static const struct dce110_aux_registers_mask aux_mask = {
    553	DCE10_AUX_MASK_SH_LIST(_MASK)
    554};
    555
    556static struct mem_input *dce100_mem_input_create(
    557	struct dc_context *ctx,
    558	uint32_t inst)
    559{
    560	struct dce_mem_input *dce_mi = kzalloc(sizeof(struct dce_mem_input),
    561					       GFP_KERNEL);
    562
    563	if (!dce_mi) {
    564		BREAK_TO_DEBUGGER();
    565		return NULL;
    566	}
    567
    568	dce_mem_input_construct(dce_mi, ctx, inst, &mi_regs[inst], &mi_shifts, &mi_masks);
    569	dce_mi->wa.single_head_rdreq_dmif_limit = 2;
    570	return &dce_mi->base;
    571}
    572
    573static void dce100_transform_destroy(struct transform **xfm)
    574{
    575	kfree(TO_DCE_TRANSFORM(*xfm));
    576	*xfm = NULL;
    577}
    578
    579static struct transform *dce100_transform_create(
    580	struct dc_context *ctx,
    581	uint32_t inst)
    582{
    583	struct dce_transform *transform =
    584		kzalloc(sizeof(struct dce_transform), GFP_KERNEL);
    585
    586	if (!transform)
    587		return NULL;
    588
    589	dce_transform_construct(transform, ctx, inst,
    590				&xfm_regs[inst], &xfm_shift, &xfm_mask);
    591	return &transform->base;
    592}
    593
    594static struct input_pixel_processor *dce100_ipp_create(
    595	struct dc_context *ctx, uint32_t inst)
    596{
    597	struct dce_ipp *ipp = kzalloc(sizeof(struct dce_ipp), GFP_KERNEL);
    598
    599	if (!ipp) {
    600		BREAK_TO_DEBUGGER();
    601		return NULL;
    602	}
    603
    604	dce_ipp_construct(ipp, ctx, inst,
    605			&ipp_regs[inst], &ipp_shift, &ipp_mask);
    606	return &ipp->base;
    607}
    608
    609static const struct encoder_feature_support link_enc_feature = {
    610		.max_hdmi_deep_color = COLOR_DEPTH_121212,
    611		.max_hdmi_pixel_clock = 300000,
    612		.flags.bits.IS_HBR2_CAPABLE = true,
    613		.flags.bits.IS_TPS3_CAPABLE = true
    614};
    615
    616static struct link_encoder *dce100_link_encoder_create(
    617	const struct encoder_init_data *enc_init_data)
    618{
    619	struct dce110_link_encoder *enc110 =
    620		kzalloc(sizeof(struct dce110_link_encoder), GFP_KERNEL);
    621	int link_regs_id;
    622
    623	if (!enc110)
    624		return NULL;
    625
    626	link_regs_id =
    627		map_transmitter_id_to_phy_instance(enc_init_data->transmitter);
    628
    629	dce110_link_encoder_construct(enc110,
    630				      enc_init_data,
    631				      &link_enc_feature,
    632				      &link_enc_regs[link_regs_id],
    633				      &link_enc_aux_regs[enc_init_data->channel - 1],
    634				      &link_enc_hpd_regs[enc_init_data->hpd_source]);
    635	return &enc110->base;
    636}
    637
    638static struct panel_cntl *dce100_panel_cntl_create(const struct panel_cntl_init_data *init_data)
    639{
    640	struct dce_panel_cntl *panel_cntl =
    641		kzalloc(sizeof(struct dce_panel_cntl), GFP_KERNEL);
    642
    643	if (!panel_cntl)
    644		return NULL;
    645
    646	dce_panel_cntl_construct(panel_cntl,
    647			init_data,
    648			&panel_cntl_regs[init_data->inst],
    649			&panel_cntl_shift,
    650			&panel_cntl_mask);
    651
    652	return &panel_cntl->base;
    653}
    654
    655static struct output_pixel_processor *dce100_opp_create(
    656	struct dc_context *ctx,
    657	uint32_t inst)
    658{
    659	struct dce110_opp *opp =
    660		kzalloc(sizeof(struct dce110_opp), GFP_KERNEL);
    661
    662	if (!opp)
    663		return NULL;
    664
    665	dce110_opp_construct(opp,
    666			     ctx, inst, &opp_regs[inst], &opp_shift, &opp_mask);
    667	return &opp->base;
    668}
    669
    670static struct dce_aux *dce100_aux_engine_create(
    671	struct dc_context *ctx,
    672	uint32_t inst)
    673{
    674	struct aux_engine_dce110 *aux_engine =
    675		kzalloc(sizeof(struct aux_engine_dce110), GFP_KERNEL);
    676
    677	if (!aux_engine)
    678		return NULL;
    679
    680	dce110_aux_engine_construct(aux_engine, ctx, inst,
    681				    SW_AUX_TIMEOUT_PERIOD_MULTIPLIER * AUX_TIMEOUT_PERIOD,
    682				    &aux_engine_regs[inst],
    683					&aux_mask,
    684					&aux_shift,
    685					ctx->dc->caps.extended_aux_timeout_support);
    686
    687	return &aux_engine->base;
    688}
    689#define i2c_inst_regs(id) { I2C_HW_ENGINE_COMMON_REG_LIST(id) }
    690
    691static const struct dce_i2c_registers i2c_hw_regs[] = {
    692		i2c_inst_regs(1),
    693		i2c_inst_regs(2),
    694		i2c_inst_regs(3),
    695		i2c_inst_regs(4),
    696		i2c_inst_regs(5),
    697		i2c_inst_regs(6),
    698};
    699
    700static const struct dce_i2c_shift i2c_shifts = {
    701		I2C_COMMON_MASK_SH_LIST_DCE_COMMON_BASE(__SHIFT)
    702};
    703
    704static const struct dce_i2c_mask i2c_masks = {
    705		I2C_COMMON_MASK_SH_LIST_DCE_COMMON_BASE(_MASK)
    706};
    707
    708static struct dce_i2c_hw *dce100_i2c_hw_create(
    709	struct dc_context *ctx,
    710	uint32_t inst)
    711{
    712	struct dce_i2c_hw *dce_i2c_hw =
    713		kzalloc(sizeof(struct dce_i2c_hw), GFP_KERNEL);
    714
    715	if (!dce_i2c_hw)
    716		return NULL;
    717
    718	dce100_i2c_hw_construct(dce_i2c_hw, ctx, inst,
    719				    &i2c_hw_regs[inst], &i2c_shifts, &i2c_masks);
    720
    721	return dce_i2c_hw;
    722}
    723static struct clock_source *dce100_clock_source_create(
    724	struct dc_context *ctx,
    725	struct dc_bios *bios,
    726	enum clock_source_id id,
    727	const struct dce110_clk_src_regs *regs,
    728	bool dp_clk_src)
    729{
    730	struct dce110_clk_src *clk_src =
    731		kzalloc(sizeof(struct dce110_clk_src), GFP_KERNEL);
    732
    733	if (!clk_src)
    734		return NULL;
    735
    736	if (dce110_clk_src_construct(clk_src, ctx, bios, id,
    737			regs, &cs_shift, &cs_mask)) {
    738		clk_src->base.dp_clk_src = dp_clk_src;
    739		return &clk_src->base;
    740	}
    741
    742	kfree(clk_src);
    743	BREAK_TO_DEBUGGER();
    744	return NULL;
    745}
    746
    747static void dce100_clock_source_destroy(struct clock_source **clk_src)
    748{
    749	kfree(TO_DCE110_CLK_SRC(*clk_src));
    750	*clk_src = NULL;
    751}
    752
    753static void dce100_resource_destruct(struct dce110_resource_pool *pool)
    754{
    755	unsigned int i;
    756
    757	for (i = 0; i < pool->base.pipe_count; i++) {
    758		if (pool->base.opps[i] != NULL)
    759			dce110_opp_destroy(&pool->base.opps[i]);
    760
    761		if (pool->base.transforms[i] != NULL)
    762			dce100_transform_destroy(&pool->base.transforms[i]);
    763
    764		if (pool->base.ipps[i] != NULL)
    765			dce_ipp_destroy(&pool->base.ipps[i]);
    766
    767		if (pool->base.mis[i] != NULL) {
    768			kfree(TO_DCE_MEM_INPUT(pool->base.mis[i]));
    769			pool->base.mis[i] = NULL;
    770		}
    771
    772		if (pool->base.timing_generators[i] != NULL)	{
    773			kfree(DCE110TG_FROM_TG(pool->base.timing_generators[i]));
    774			pool->base.timing_generators[i] = NULL;
    775		}
    776	}
    777
    778	for (i = 0; i < pool->base.res_cap->num_ddc; i++) {
    779		if (pool->base.engines[i] != NULL)
    780			dce110_engine_destroy(&pool->base.engines[i]);
    781		if (pool->base.hw_i2cs[i] != NULL) {
    782			kfree(pool->base.hw_i2cs[i]);
    783			pool->base.hw_i2cs[i] = NULL;
    784		}
    785		if (pool->base.sw_i2cs[i] != NULL) {
    786			kfree(pool->base.sw_i2cs[i]);
    787			pool->base.sw_i2cs[i] = NULL;
    788		}
    789	}
    790
    791	for (i = 0; i < pool->base.stream_enc_count; i++) {
    792		if (pool->base.stream_enc[i] != NULL)
    793			kfree(DCE110STRENC_FROM_STRENC(pool->base.stream_enc[i]));
    794	}
    795
    796	for (i = 0; i < pool->base.clk_src_count; i++) {
    797		if (pool->base.clock_sources[i] != NULL)
    798			dce100_clock_source_destroy(&pool->base.clock_sources[i]);
    799	}
    800
    801	if (pool->base.dp_clock_source != NULL)
    802		dce100_clock_source_destroy(&pool->base.dp_clock_source);
    803
    804	for (i = 0; i < pool->base.audio_count; i++)	{
    805		if (pool->base.audios[i] != NULL)
    806			dce_aud_destroy(&pool->base.audios[i]);
    807	}
    808
    809	if (pool->base.abm != NULL)
    810				dce_abm_destroy(&pool->base.abm);
    811
    812	if (pool->base.dmcu != NULL)
    813			dce_dmcu_destroy(&pool->base.dmcu);
    814
    815	if (pool->base.irqs != NULL)
    816		dal_irq_service_destroy(&pool->base.irqs);
    817}
    818
    819static enum dc_status build_mapped_resource(
    820		const struct dc  *dc,
    821		struct dc_state *context,
    822		struct dc_stream_state *stream)
    823{
    824	struct pipe_ctx *pipe_ctx = resource_get_head_pipe_for_stream(&context->res_ctx, stream);
    825
    826	if (!pipe_ctx)
    827		return DC_ERROR_UNEXPECTED;
    828
    829	dce110_resource_build_pipe_hw_param(pipe_ctx);
    830
    831	resource_build_info_frame(pipe_ctx);
    832
    833	return DC_OK;
    834}
    835
    836static bool dce100_validate_bandwidth(
    837	struct dc  *dc,
    838	struct dc_state *context,
    839	bool fast_validate)
    840{
    841	int i;
    842	bool at_least_one_pipe = false;
    843
    844	for (i = 0; i < dc->res_pool->pipe_count; i++) {
    845		if (context->res_ctx.pipe_ctx[i].stream)
    846			at_least_one_pipe = true;
    847	}
    848
    849	if (at_least_one_pipe) {
    850		/* TODO implement when needed but for now hardcode max value*/
    851		context->bw_ctx.bw.dce.dispclk_khz = 681000;
    852		context->bw_ctx.bw.dce.yclk_khz = 250000 * MEMORY_TYPE_MULTIPLIER_CZ;
    853	} else {
    854		context->bw_ctx.bw.dce.dispclk_khz = 0;
    855		context->bw_ctx.bw.dce.yclk_khz = 0;
    856	}
    857
    858	return true;
    859}
    860
    861static bool dce100_validate_surface_sets(
    862		struct dc_state *context)
    863{
    864	int i;
    865
    866	for (i = 0; i < context->stream_count; i++) {
    867		if (context->stream_status[i].plane_count == 0)
    868			continue;
    869
    870		if (context->stream_status[i].plane_count > 1)
    871			return false;
    872
    873		if (context->stream_status[i].plane_states[0]->format
    874				>= SURFACE_PIXEL_FORMAT_VIDEO_BEGIN)
    875			return false;
    876	}
    877
    878	return true;
    879}
    880
    881static enum dc_status dce100_validate_global(
    882		struct dc  *dc,
    883		struct dc_state *context)
    884{
    885	if (!dce100_validate_surface_sets(context))
    886		return DC_FAIL_SURFACE_VALIDATE;
    887
    888	return DC_OK;
    889}
    890
    891enum dc_status dce100_add_stream_to_ctx(
    892		struct dc *dc,
    893		struct dc_state *new_ctx,
    894		struct dc_stream_state *dc_stream)
    895{
    896	enum dc_status result = DC_ERROR_UNEXPECTED;
    897
    898	result = resource_map_pool_resources(dc, new_ctx, dc_stream);
    899
    900	if (result == DC_OK)
    901		result = resource_map_clock_resources(dc, new_ctx, dc_stream);
    902
    903	if (result == DC_OK)
    904		result = build_mapped_resource(dc, new_ctx, dc_stream);
    905
    906	return result;
    907}
    908
    909static void dce100_destroy_resource_pool(struct resource_pool **pool)
    910{
    911	struct dce110_resource_pool *dce110_pool = TO_DCE110_RES_POOL(*pool);
    912
    913	dce100_resource_destruct(dce110_pool);
    914	kfree(dce110_pool);
    915	*pool = NULL;
    916}
    917
    918enum dc_status dce100_validate_plane(const struct dc_plane_state *plane_state, struct dc_caps *caps)
    919{
    920
    921	if (plane_state->format < SURFACE_PIXEL_FORMAT_VIDEO_BEGIN)
    922		return DC_OK;
    923
    924	return DC_FAIL_SURFACE_VALIDATE;
    925}
    926
    927struct stream_encoder *dce100_find_first_free_match_stream_enc_for_link(
    928		struct resource_context *res_ctx,
    929		const struct resource_pool *pool,
    930		struct dc_stream_state *stream)
    931{
    932	int i;
    933	int j = -1;
    934	struct dc_link *link = stream->link;
    935
    936	for (i = 0; i < pool->stream_enc_count; i++) {
    937		if (!res_ctx->is_stream_enc_acquired[i] &&
    938				pool->stream_enc[i]) {
    939			/* Store first available for MST second display
    940			 * in daisy chain use case
    941			 */
    942			j = i;
    943			if (pool->stream_enc[i]->id ==
    944					link->link_enc->preferred_engine)
    945				return pool->stream_enc[i];
    946		}
    947	}
    948
    949	/*
    950	 * below can happen in cases when stream encoder is acquired:
    951	 * 1) for second MST display in chain, so preferred engine already
    952	 * acquired;
    953	 * 2) for another link, which preferred engine already acquired by any
    954	 * MST configuration.
    955	 *
    956	 * If signal is of DP type and preferred engine not found, return last available
    957	 *
    958	 * TODO - This is just a patch up and a generic solution is
    959	 * required for non DP connectors.
    960	 */
    961
    962	if (j >= 0 && link->connector_signal == SIGNAL_TYPE_DISPLAY_PORT)
    963		return pool->stream_enc[j];
    964
    965	return NULL;
    966}
    967
    968static const struct resource_funcs dce100_res_pool_funcs = {
    969	.destroy = dce100_destroy_resource_pool,
    970	.link_enc_create = dce100_link_encoder_create,
    971	.panel_cntl_create = dce100_panel_cntl_create,
    972	.validate_bandwidth = dce100_validate_bandwidth,
    973	.validate_plane = dce100_validate_plane,
    974	.add_stream_to_ctx = dce100_add_stream_to_ctx,
    975	.validate_global = dce100_validate_global,
    976	.find_first_free_match_stream_enc_for_link = dce100_find_first_free_match_stream_enc_for_link
    977};
    978
    979static bool dce100_resource_construct(
    980	uint8_t num_virtual_links,
    981	struct dc  *dc,
    982	struct dce110_resource_pool *pool)
    983{
    984	unsigned int i;
    985	struct dc_context *ctx = dc->ctx;
    986	struct dc_bios *bp;
    987
    988	ctx->dc_bios->regs = &bios_regs;
    989
    990	pool->base.res_cap = &res_cap;
    991	pool->base.funcs = &dce100_res_pool_funcs;
    992	pool->base.underlay_pipe_index = NO_UNDERLAY_PIPE;
    993
    994	bp = ctx->dc_bios;
    995
    996	if (bp->fw_info_valid && bp->fw_info.external_clock_source_frequency_for_dp != 0) {
    997		pool->base.dp_clock_source =
    998				dce100_clock_source_create(ctx, bp, CLOCK_SOURCE_ID_EXTERNAL, NULL, true);
    999
   1000		pool->base.clock_sources[0] =
   1001				dce100_clock_source_create(ctx, bp, CLOCK_SOURCE_ID_PLL0, &clk_src_regs[0], false);
   1002		pool->base.clock_sources[1] =
   1003				dce100_clock_source_create(ctx, bp, CLOCK_SOURCE_ID_PLL1, &clk_src_regs[1], false);
   1004		pool->base.clock_sources[2] =
   1005				dce100_clock_source_create(ctx, bp, CLOCK_SOURCE_ID_PLL2, &clk_src_regs[2], false);
   1006		pool->base.clk_src_count = 3;
   1007
   1008	} else {
   1009		pool->base.dp_clock_source =
   1010				dce100_clock_source_create(ctx, bp, CLOCK_SOURCE_ID_PLL0, &clk_src_regs[0], true);
   1011
   1012		pool->base.clock_sources[0] =
   1013				dce100_clock_source_create(ctx, bp, CLOCK_SOURCE_ID_PLL1, &clk_src_regs[1], false);
   1014		pool->base.clock_sources[1] =
   1015				dce100_clock_source_create(ctx, bp, CLOCK_SOURCE_ID_PLL2, &clk_src_regs[2], false);
   1016		pool->base.clk_src_count = 2;
   1017	}
   1018
   1019	if (pool->base.dp_clock_source == NULL) {
   1020		dm_error("DC: failed to create dp clock source!\n");
   1021		BREAK_TO_DEBUGGER();
   1022		goto res_create_fail;
   1023	}
   1024
   1025	for (i = 0; i < pool->base.clk_src_count; i++) {
   1026		if (pool->base.clock_sources[i] == NULL) {
   1027			dm_error("DC: failed to create clock sources!\n");
   1028			BREAK_TO_DEBUGGER();
   1029			goto res_create_fail;
   1030		}
   1031	}
   1032
   1033	pool->base.dmcu = dce_dmcu_create(ctx,
   1034			&dmcu_regs,
   1035			&dmcu_shift,
   1036			&dmcu_mask);
   1037	if (pool->base.dmcu == NULL) {
   1038		dm_error("DC: failed to create dmcu!\n");
   1039		BREAK_TO_DEBUGGER();
   1040		goto res_create_fail;
   1041	}
   1042
   1043	pool->base.abm = dce_abm_create(ctx,
   1044				&abm_regs,
   1045				&abm_shift,
   1046				&abm_mask);
   1047	if (pool->base.abm == NULL) {
   1048		dm_error("DC: failed to create abm!\n");
   1049		BREAK_TO_DEBUGGER();
   1050		goto res_create_fail;
   1051	}
   1052
   1053	{
   1054		struct irq_service_init_data init_data;
   1055		init_data.ctx = dc->ctx;
   1056		pool->base.irqs = dal_irq_service_dce110_create(&init_data);
   1057		if (!pool->base.irqs)
   1058			goto res_create_fail;
   1059	}
   1060
   1061	/*************************************************
   1062	*  Resource + asic cap harcoding                *
   1063	*************************************************/
   1064	pool->base.underlay_pipe_index = NO_UNDERLAY_PIPE;
   1065	pool->base.pipe_count = res_cap.num_timing_generator;
   1066	pool->base.timing_generator_count = pool->base.res_cap->num_timing_generator;
   1067	dc->caps.max_downscale_ratio = 200;
   1068	dc->caps.i2c_speed_in_khz = 40;
   1069	dc->caps.i2c_speed_in_khz = 40;
   1070	dc->caps.max_cursor_size = 128;
   1071	dc->caps.min_horizontal_blanking_period = 80;
   1072	dc->caps.dual_link_dvi = true;
   1073	dc->caps.disable_dp_clk_share = true;
   1074	dc->caps.extended_aux_timeout_support = false;
   1075
   1076	for (i = 0; i < pool->base.pipe_count; i++) {
   1077		pool->base.timing_generators[i] =
   1078			dce100_timing_generator_create(
   1079				ctx,
   1080				i,
   1081				&dce100_tg_offsets[i]);
   1082		if (pool->base.timing_generators[i] == NULL) {
   1083			BREAK_TO_DEBUGGER();
   1084			dm_error("DC: failed to create tg!\n");
   1085			goto res_create_fail;
   1086		}
   1087
   1088		pool->base.mis[i] = dce100_mem_input_create(ctx, i);
   1089		if (pool->base.mis[i] == NULL) {
   1090			BREAK_TO_DEBUGGER();
   1091			dm_error(
   1092				"DC: failed to create memory input!\n");
   1093			goto res_create_fail;
   1094		}
   1095
   1096		pool->base.ipps[i] = dce100_ipp_create(ctx, i);
   1097		if (pool->base.ipps[i] == NULL) {
   1098			BREAK_TO_DEBUGGER();
   1099			dm_error(
   1100				"DC: failed to create input pixel processor!\n");
   1101			goto res_create_fail;
   1102		}
   1103
   1104		pool->base.transforms[i] = dce100_transform_create(ctx, i);
   1105		if (pool->base.transforms[i] == NULL) {
   1106			BREAK_TO_DEBUGGER();
   1107			dm_error(
   1108				"DC: failed to create transform!\n");
   1109			goto res_create_fail;
   1110		}
   1111
   1112		pool->base.opps[i] = dce100_opp_create(ctx, i);
   1113		if (pool->base.opps[i] == NULL) {
   1114			BREAK_TO_DEBUGGER();
   1115			dm_error(
   1116				"DC: failed to create output pixel processor!\n");
   1117			goto res_create_fail;
   1118		}
   1119	}
   1120
   1121	for (i = 0; i < pool->base.res_cap->num_ddc; i++) {
   1122		pool->base.engines[i] = dce100_aux_engine_create(ctx, i);
   1123		if (pool->base.engines[i] == NULL) {
   1124			BREAK_TO_DEBUGGER();
   1125			dm_error(
   1126				"DC:failed to create aux engine!!\n");
   1127			goto res_create_fail;
   1128		}
   1129		pool->base.hw_i2cs[i] = dce100_i2c_hw_create(ctx, i);
   1130		if (pool->base.hw_i2cs[i] == NULL) {
   1131			BREAK_TO_DEBUGGER();
   1132			dm_error(
   1133				"DC:failed to create i2c engine!!\n");
   1134			goto res_create_fail;
   1135		}
   1136		pool->base.sw_i2cs[i] = NULL;
   1137	}
   1138
   1139	dc->caps.max_planes =  pool->base.pipe_count;
   1140
   1141	for (i = 0; i < dc->caps.max_planes; ++i)
   1142		dc->caps.planes[i] = plane_cap;
   1143
   1144	if (!resource_construct(num_virtual_links, dc, &pool->base,
   1145			&res_create_funcs))
   1146		goto res_create_fail;
   1147
   1148	/* Create hardware sequencer */
   1149	dce100_hw_sequencer_construct(dc);
   1150	return true;
   1151
   1152res_create_fail:
   1153	dce100_resource_destruct(pool);
   1154
   1155	return false;
   1156}
   1157
   1158struct resource_pool *dce100_create_resource_pool(
   1159	uint8_t num_virtual_links,
   1160	struct dc  *dc)
   1161{
   1162	struct dce110_resource_pool *pool =
   1163		kzalloc(sizeof(struct dce110_resource_pool), GFP_KERNEL);
   1164
   1165	if (!pool)
   1166		return NULL;
   1167
   1168	if (dce100_resource_construct(num_virtual_links, dc, pool))
   1169		return &pool->base;
   1170
   1171	kfree(pool);
   1172	BREAK_TO_DEBUGGER();
   1173	return NULL;
   1174}
   1175