aboutsummaryrefslogtreecommitdiffstatshomepage
path: root/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_dccg.h
blob: 06daf35bb5871eb935666c681bfdb87aeea28cca (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
/*
 * Copyright 2018 Advanced Micro Devices, Inc.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 * OTHER DEALINGS IN THE SOFTWARE.
 *
 * Authors: AMD
 *
 */

#ifndef __DCN20_DCCG_H__
#define __DCN20_DCCG_H__

#include "dccg.h"

#define DCCG_COMMON_REG_LIST_DCN_BASE() \
	SR(DPPCLK_DTO_CTRL),\
	DCCG_SRII(DTO_PARAM, DPPCLK, 0),\
	DCCG_SRII(DTO_PARAM, DPPCLK, 1),\
	DCCG_SRII(DTO_PARAM, DPPCLK, 2),\
	DCCG_SRII(DTO_PARAM, DPPCLK, 3),\
	SR(REFCLK_CNTL)

#define DCCG_REG_LIST_DCN2() \
	DCCG_COMMON_REG_LIST_DCN_BASE(),\
	DCCG_SRII(DTO_PARAM, DPPCLK, 4),\
	DCCG_SRII(DTO_PARAM, DPPCLK, 5)

#define DCCG_SF(reg_name, field_name, post_fix)\
	.field_name = reg_name ## __ ## field_name ## post_fix

#define DCCG_SFI(reg_name, field_name, field_prefix, inst, post_fix)\
	.field_prefix ## _ ## field_name[inst] = reg_name ## __ ## field_prefix ## inst ## _ ## field_name ## post_fix

#define DCCG_COMMON_MASK_SH_LIST_DCN_COMMON_BASE(mask_sh) \
	DCCG_SFI(DPPCLK_DTO_CTRL, DTO_ENABLE, DPPCLK, 0, mask_sh),\
	DCCG_SFI(DPPCLK_DTO_CTRL, DTO_DB_EN, DPPCLK, 0, mask_sh),\
	DCCG_SFI(DPPCLK_DTO_CTRL, DTO_ENABLE, DPPCLK, 1, mask_sh),\
	DCCG_SFI(DPPCLK_DTO_CTRL, DTO_DB_EN, DPPCLK, 1, mask_sh),\
	DCCG_SFI(DPPCLK_DTO_CTRL, DTO_ENABLE, DPPCLK, 2, mask_sh),\
	DCCG_SFI(DPPCLK_DTO_CTRL, DTO_DB_EN, DPPCLK, 2, mask_sh),\
	DCCG_SFI(DPPCLK_DTO_CTRL, DTO_ENABLE, DPPCLK, 3, mask_sh),\
	DCCG_SFI(DPPCLK_DTO_CTRL, DTO_DB_EN, DPPCLK, 3, mask_sh),\
	DCCG_SF(DPPCLK0_DTO_PARAM, DPPCLK0_DTO_PHASE, mask_sh),\
	DCCG_SF(DPPCLK0_DTO_PARAM, DPPCLK0_DTO_MODULO, mask_sh),\
	DCCG_SF(REFCLK_CNTL, REFCLK_CLOCK_EN, mask_sh),\
	DCCG_SF(REFCLK_CNTL, REFCLK_SRC_SEL, mask_sh)

#define DCCG_MASK_SH_LIST_DCN2(mask_sh) \
	DCCG_COMMON_MASK_SH_LIST_DCN_COMMON_BASE(mask_sh),\
	DCCG_SFI(DPPCLK_DTO_CTRL, DTO_ENABLE, DPPCLK, 4, mask_sh),\
	DCCG_SFI(DPPCLK_DTO_CTRL, DTO_DB_EN, DPPCLK, 4, mask_sh),\
	DCCG_SFI(DPPCLK_DTO_CTRL, DTO_ENABLE, DPPCLK, 5, mask_sh),\
	DCCG_SFI(DPPCLK_DTO_CTRL, DTO_DB_EN, DPPCLK, 5, mask_sh)

#define DCCG_REG_FIELD_LIST(type) \
	type DPPCLK0_DTO_PHASE;\
	type DPPCLK0_DTO_MODULO;\
	type DPPCLK_DTO_ENABLE[6];\
	type DPPCLK_DTO_DB_EN[6];\
	type REFCLK_CLOCK_EN;\
	type REFCLK_SRC_SEL;

#if defined(CONFIG_DRM_AMD_DC_DCN3_0)
#define DCCG3_REG_FIELD_LIST(type) \
	type PHYASYMCLK_FORCE_EN;\
	type PHYASYMCLK_FORCE_SRC_SEL;\
	type PHYBSYMCLK_FORCE_EN;\
	type PHYBSYMCLK_FORCE_SRC_SEL;\
	type PHYCSYMCLK_FORCE_EN;\
	type PHYCSYMCLK_FORCE_SRC_SEL;
#endif

struct dccg_shift {
	DCCG_REG_FIELD_LIST(uint8_t)
#if defined(CONFIG_DRM_AMD_DC_DCN3_0)
	DCCG3_REG_FIELD_LIST(uint8_t)
#endif
};

struct dccg_mask {
	DCCG_REG_FIELD_LIST(uint32_t)
#if defined(CONFIG_DRM_AMD_DC_DCN3_0)
	DCCG3_REG_FIELD_LIST(uint32_t)
#endif
};

struct dccg_registers {
	uint32_t DPPCLK_DTO_CTRL;
	uint32_t DPPCLK_DTO_PARAM[6];
	uint32_t REFCLK_CNTL;
#if defined(CONFIG_DRM_AMD_DC_DCN3_0)
	uint32_t HDMICHARCLK_CLOCK_CNTL[6];
	uint32_t PHYASYMCLK_CLOCK_CNTL;
	uint32_t PHYBSYMCLK_CLOCK_CNTL;
	uint32_t PHYCSYMCLK_CLOCK_CNTL;
#endif
};

struct dcn_dccg {
	struct dccg base;
	const struct dccg_registers *regs;
	const struct dccg_shift *dccg_shift;
	const struct dccg_mask *dccg_mask;
};

void dccg2_update_dpp_dto(struct dccg *dccg, int dpp_inst, int req_dppclk);

void dccg2_get_dccg_ref_freq(struct dccg *dccg,
		unsigned int xtalin_freq_inKhz,
		unsigned int *dccg_ref_freq_inKhz);

void dccg2_init(struct dccg *dccg);

struct dccg *dccg2_create(
	struct dc_context *ctx,
	const struct dccg_registers *regs,
	const struct dccg_shift *dccg_shift,
	const struct dccg_mask *dccg_mask);

void dcn_dccg_destroy(struct dccg **dccg);

#endif //__DCN20_DCCG_H__