1 /*
2  * Copyright 2012-16 Advanced Micro Devices, Inc.
3  *
4  * Permission is hereby granted, free of charge, to any person obtaining a
5  * copy of this software and associated documentation files (the "Software"),
6  * to deal in the Software without restriction, including without limitation
7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8  * and/or sell copies of the Software, and to permit persons to whom the
9  * Software is furnished to do so, subject to the following conditions:
10  *
11  * The above copyright notice and this permission notice shall be included in
12  * all copies or substantial portions of the Software.
13  *
14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
17  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20  * OTHER DEALINGS IN THE SOFTWARE.
21  *
22  * Authors: AMD
23  *
24  */
25 
26 
27 #ifndef _DCE_DMCU_H_
28 #define _DCE_DMCU_H_
29 
30 #include "dmcu.h"
31 
32 #define DMCU_COMMON_REG_LIST_DCE_BASE() \
33 	SR(DMCU_CTRL), \
34 	SR(DMCU_STATUS), \
35 	SR(DMCU_RAM_ACCESS_CTRL), \
36 	SR(DMCU_IRAM_WR_CTRL), \
37 	SR(DMCU_IRAM_WR_DATA), \
38 	SR(MASTER_COMM_DATA_REG1), \
39 	SR(MASTER_COMM_DATA_REG2), \
40 	SR(MASTER_COMM_DATA_REG3), \
41 	SR(MASTER_COMM_CMD_REG), \
42 	SR(MASTER_COMM_CNTL_REG), \
43 	SR(DMCU_IRAM_RD_CTRL), \
44 	SR(DMCU_IRAM_RD_DATA), \
45 	SR(DMCU_INTERRUPT_TO_UC_EN_MASK), \
46 	SR(SMU_INTERRUPT_CONTROL), \
47 	SR(DC_DMCU_SCRATCH)
48 
49 #define DMCU_DCE80_REG_LIST() \
50 	SR(DMCU_CTRL), \
51 	SR(DMCU_STATUS), \
52 	SR(DMCU_RAM_ACCESS_CTRL), \
53 	SR(DMCU_IRAM_WR_CTRL), \
54 	SR(DMCU_IRAM_WR_DATA), \
55 	SR(MASTER_COMM_DATA_REG1), \
56 	SR(MASTER_COMM_DATA_REG2), \
57 	SR(MASTER_COMM_DATA_REG3), \
58 	SR(MASTER_COMM_CMD_REG), \
59 	SR(MASTER_COMM_CNTL_REG), \
60 	SR(DMCU_IRAM_RD_CTRL), \
61 	SR(DMCU_IRAM_RD_DATA), \
62 	SR(DMCU_INTERRUPT_TO_UC_EN_MASK), \
63 	SR(SMU_INTERRUPT_CONTROL), \
64 	SR(DC_DMCU_SCRATCH)
65 
66 #define DMCU_DCE110_COMMON_REG_LIST() \
67 	DMCU_COMMON_REG_LIST_DCE_BASE(), \
68 	SR(DCI_MEM_PWR_STATUS)
69 
70 #define DMCU_DCN10_REG_LIST()\
71 	DMCU_COMMON_REG_LIST_DCE_BASE(), \
72 	SR(DMU_MEM_PWR_CNTL)
73 
74 #define DMCU_SF(reg_name, field_name, post_fix)\
75 	.field_name = reg_name ## __ ## field_name ## post_fix
76 
77 #define DMCU_COMMON_MASK_SH_LIST_DCE_COMMON_BASE(mask_sh) \
78 	DMCU_SF(DMCU_CTRL, \
79 			DMCU_ENABLE, mask_sh), \
80 	DMCU_SF(DMCU_STATUS, \
81 			UC_IN_STOP_MODE, mask_sh), \
82 	DMCU_SF(DMCU_STATUS, \
83 			UC_IN_RESET, mask_sh), \
84 	DMCU_SF(DMCU_RAM_ACCESS_CTRL, \
85 			IRAM_HOST_ACCESS_EN, mask_sh), \
86 	DMCU_SF(DMCU_RAM_ACCESS_CTRL, \
87 			IRAM_WR_ADDR_AUTO_INC, mask_sh), \
88 	DMCU_SF(DMCU_RAM_ACCESS_CTRL, \
89 			IRAM_RD_ADDR_AUTO_INC, mask_sh), \
90 	DMCU_SF(MASTER_COMM_CMD_REG, \
91 			MASTER_COMM_CMD_REG_BYTE0, mask_sh), \
92 	DMCU_SF(MASTER_COMM_CNTL_REG, MASTER_COMM_INTERRUPT, mask_sh), \
93 	DMCU_SF(DMCU_INTERRUPT_TO_UC_EN_MASK, \
94 			STATIC_SCREEN1_INT_TO_UC_EN, mask_sh), \
95 	DMCU_SF(DMCU_INTERRUPT_TO_UC_EN_MASK, \
96 			STATIC_SCREEN2_INT_TO_UC_EN, mask_sh), \
97 	DMCU_SF(DMCU_INTERRUPT_TO_UC_EN_MASK, \
98 			STATIC_SCREEN3_INT_TO_UC_EN, mask_sh), \
99 	DMCU_SF(DMCU_INTERRUPT_TO_UC_EN_MASK, \
100 			STATIC_SCREEN4_INT_TO_UC_EN, mask_sh), \
101 	DMCU_SF(SMU_INTERRUPT_CONTROL, DC_SMU_INT_ENABLE, mask_sh)
102 
103 #define DMCU_MASK_SH_LIST_DCE80(mask_sh) \
104 	DMCU_SF(DMCU_CTRL, \
105 			DMCU_ENABLE, mask_sh), \
106 	DMCU_SF(DMCU_STATUS, \
107 			UC_IN_STOP_MODE, mask_sh), \
108 	DMCU_SF(DMCU_STATUS, \
109 			UC_IN_RESET, mask_sh), \
110 	DMCU_SF(DMCU_RAM_ACCESS_CTRL, \
111 			IRAM_HOST_ACCESS_EN, mask_sh), \
112 	DMCU_SF(DMCU_RAM_ACCESS_CTRL, \
113 			IRAM_WR_ADDR_AUTO_INC, mask_sh), \
114 	DMCU_SF(DMCU_RAM_ACCESS_CTRL, \
115 			IRAM_RD_ADDR_AUTO_INC, mask_sh), \
116 	DMCU_SF(MASTER_COMM_CMD_REG, \
117 			MASTER_COMM_CMD_REG_BYTE0, mask_sh), \
118 	DMCU_SF(MASTER_COMM_CNTL_REG, MASTER_COMM_INTERRUPT, mask_sh), \
119 	DMCU_SF(SMU_INTERRUPT_CONTROL, DC_SMU_INT_ENABLE, mask_sh)
120 
121 #define DMCU_MASK_SH_LIST_DCE110(mask_sh) \
122 	DMCU_COMMON_MASK_SH_LIST_DCE_COMMON_BASE(mask_sh), \
123 	DMCU_SF(DCI_MEM_PWR_STATUS, \
124 		DMCU_IRAM_MEM_PWR_STATE, mask_sh)
125 
126 #define DMCU_MASK_SH_LIST_DCN10(mask_sh) \
127 	DMCU_COMMON_MASK_SH_LIST_DCE_COMMON_BASE(mask_sh), \
128 	DMCU_SF(DMU_MEM_PWR_CNTL, \
129 			DMCU_IRAM_MEM_PWR_STATE, mask_sh)
130 
131 #define DMCU_REG_FIELD_LIST(type) \
132 	type DMCU_IRAM_MEM_PWR_STATE; \
133 	type IRAM_HOST_ACCESS_EN; \
134 	type IRAM_WR_ADDR_AUTO_INC; \
135 	type IRAM_RD_ADDR_AUTO_INC; \
136 	type DMCU_ENABLE; \
137 	type UC_IN_STOP_MODE; \
138 	type UC_IN_RESET; \
139 	type MASTER_COMM_CMD_REG_BYTE0; \
140 	type MASTER_COMM_INTERRUPT; \
141 	type DPHY_RX_FAST_TRAINING_CAPABLE; \
142 	type DPHY_LOAD_BS_COUNT; \
143 	type STATIC_SCREEN1_INT_TO_UC_EN; \
144 	type STATIC_SCREEN2_INT_TO_UC_EN; \
145 	type STATIC_SCREEN3_INT_TO_UC_EN; \
146 	type STATIC_SCREEN4_INT_TO_UC_EN; \
147 	type DP_SEC_GSP0_LINE_NUM; \
148 	type DP_SEC_GSP0_PRIORITY; \
149 	type DC_SMU_INT_ENABLE
150 
151 struct dce_dmcu_shift {
152 	DMCU_REG_FIELD_LIST(uint8_t);
153 };
154 
155 struct dce_dmcu_mask {
156 	DMCU_REG_FIELD_LIST(uint32_t);
157 };
158 
159 struct dce_dmcu_registers {
160 	uint32_t DMCU_CTRL;
161 	uint32_t DMCU_STATUS;
162 	uint32_t DMCU_RAM_ACCESS_CTRL;
163 	uint32_t DCI_MEM_PWR_STATUS;
164 	uint32_t DMU_MEM_PWR_CNTL;
165 	uint32_t DMCU_IRAM_WR_CTRL;
166 	uint32_t DMCU_IRAM_WR_DATA;
167 
168 	uint32_t MASTER_COMM_DATA_REG1;
169 	uint32_t MASTER_COMM_DATA_REG2;
170 	uint32_t MASTER_COMM_DATA_REG3;
171 	uint32_t MASTER_COMM_CMD_REG;
172 	uint32_t MASTER_COMM_CNTL_REG;
173 	uint32_t DMCU_IRAM_RD_CTRL;
174 	uint32_t DMCU_IRAM_RD_DATA;
175 	uint32_t DMCU_INTERRUPT_TO_UC_EN_MASK;
176 	uint32_t SMU_INTERRUPT_CONTROL;
177 	uint32_t DC_DMCU_SCRATCH;
178 };
179 
180 struct dce_dmcu {
181 	struct dmcu base;
182 	const struct dce_dmcu_registers *regs;
183 	const struct dce_dmcu_shift *dmcu_shift;
184 	const struct dce_dmcu_mask *dmcu_mask;
185 };
186 
187 /*******************************************************************
188  *   MASTER_COMM_DATA_REG1   Bit position    Data
189  *                           7:0	            hyst_frames[7:0]
190  *                           14:8	        hyst_lines[6:0]
191  *                           15	            RFB_UPDATE_AUTO_EN
192  *                           18:16	        phy_num[2:0]
193  *                           21:19	        dcp_sel[2:0]
194  *                           22	            phy_type
195  *                           23	            frame_cap_ind
196  *                           26:24	        aux_chan[2:0]
197  *                           30:27	        aux_repeat[3:0]
198  *                           31:31	        reserved[31:31]
199  ******************************************************************/
200 union dce_dmcu_psr_config_data_reg1 {
201 	struct {
202 		unsigned int timehyst_frames:8;                  /*[7:0]*/
203 		unsigned int hyst_lines:7;                       /*[14:8]*/
204 		unsigned int rfb_update_auto_en:1;               /*[15:15]*/
205 		unsigned int dp_port_num:3;                      /*[18:16]*/
206 		unsigned int dcp_sel:3;                          /*[21:19]*/
207 		unsigned int phy_type:1;                         /*[22:22]*/
208 		unsigned int frame_cap_ind:1;                    /*[23:23]*/
209 		unsigned int aux_chan:3;                         /*[26:24]*/
210 		unsigned int aux_repeat:4;                       /*[30:27]*/
211 		unsigned int allow_smu_optimizations:1;         /*[31:31]*/
212 	} bits;
213 	unsigned int u32All;
214 };
215 
216 /*******************************************************************
217  *   MASTER_COMM_DATA_REG2
218  *******************************************************************/
219 union dce_dmcu_psr_config_data_reg2 {
220 	struct {
221 		unsigned int dig_fe:3;                  /*[2:0]*/
222 		unsigned int dig_be:3;                  /*[5:3]*/
223 		unsigned int skip_wait_for_pll_lock:1;  /*[6:6]*/
224 		unsigned int reserved:9;                /*[15:7]*/
225 		unsigned int frame_delay:8;             /*[23:16]*/
226 		unsigned int smu_phy_id:4;              /*[27:24]*/
227 		unsigned int num_of_controllers:4;      /*[31:28]*/
228 	} bits;
229 	unsigned int u32All;
230 };
231 
232 /*******************************************************************
233  *   MASTER_COMM_DATA_REG3
234  *******************************************************************/
235 union dce_dmcu_psr_config_data_reg3 {
236 	struct {
237 		unsigned int psr_level:16;      /*[15:0]*/
238 		unsigned int link_rate:4;       /*[19:16]*/
239 		unsigned int reserved:12;        /*[31:20]*/
240 	} bits;
241 	unsigned int u32All;
242 };
243 
244 union dce_dmcu_psr_config_data_wait_loop_reg1 {
245 	struct {
246 		unsigned int wait_loop:16; /* [15:0] */
247 		unsigned int reserved:16; /* [31:16] */
248 	} bits;
249 	unsigned int u32;
250 };
251 
252 struct dmcu *dce_dmcu_create(
253 	struct dc_context *ctx,
254 	const struct dce_dmcu_registers *regs,
255 	const struct dce_dmcu_shift *dmcu_shift,
256 	const struct dce_dmcu_mask *dmcu_mask);
257 
258 struct dmcu *dcn10_dmcu_create(
259 	struct dc_context *ctx,
260 	const struct dce_dmcu_registers *regs,
261 	const struct dce_dmcu_shift *dmcu_shift,
262 	const struct dce_dmcu_mask *dmcu_mask);
263 
264 #if defined(CONFIG_DRM_AMD_DC_DCN2_0)
265 struct dmcu *dcn20_dmcu_create(
266 	struct dc_context *ctx,
267 	const struct dce_dmcu_registers *regs,
268 	const struct dce_dmcu_shift *dmcu_shift,
269 	const struct dce_dmcu_mask *dmcu_mask);
270 #endif
271 
272 void dce_dmcu_destroy(struct dmcu **dmcu);
273 
274 static const uint32_t abm_gain_stepsize = 0x0060;
275 
276 #endif /* _DCE_ABM_H_ */
277