1 /* Copyright 2017 Advanced Micro Devices, Inc.
2  *
3  * Permission is hereby granted, free of charge, to any person obtaining a
4  * copy of this software and associated documentation files (the "Software"),
5  * to deal in the Software without restriction, including without limitation
6  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
7  * and/or sell copies of the Software, and to permit persons to whom the
8  * Software is furnished to do so, subject to the following conditions:
9  *
10  * The above copyright notice and this permission notice shall be included in
11  * all copies or substantial portions of the Software.
12  *
13  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
14  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
15  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
16  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
17  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
18  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
19  * OTHER DEALINGS IN THE SOFTWARE.
20  *
21  * Authors: AMD
22  *
23  */
24 #ifndef __DCN20_DSC_H__
25 #define __DCN20_DSC_H__
26 
27 #include "dsc.h"
28 #include "dsc/dscc_types.h"
29 #include <drm/drm_dsc.h>
30 
31 #define TO_DCN20_DSC(dsc)\
32 	container_of(dsc, struct dcn20_dsc, base)
33 
34 #define DSC_REG_LIST_DCN20(id) \
35 	SRI(DSC_TOP_CONTROL, DSC_TOP, id),\
36 	SRI(DSC_DEBUG_CONTROL, DSC_TOP, id),\
37 	SRI(DSCC_CONFIG0, DSCC, id),\
38 	SRI(DSCC_CONFIG1, DSCC, id),\
39 	SRI(DSCC_STATUS, DSCC, id),\
40 	SRI(DSCC_INTERRUPT_CONTROL_STATUS, DSCC, id),\
41 	SRI(DSCC_PPS_CONFIG0, DSCC, id),\
42 	SRI(DSCC_PPS_CONFIG1, DSCC, id),\
43 	SRI(DSCC_PPS_CONFIG2, DSCC, id),\
44 	SRI(DSCC_PPS_CONFIG3, DSCC, id),\
45 	SRI(DSCC_PPS_CONFIG4, DSCC, id),\
46 	SRI(DSCC_PPS_CONFIG5, DSCC, id),\
47 	SRI(DSCC_PPS_CONFIG6, DSCC, id),\
48 	SRI(DSCC_PPS_CONFIG7, DSCC, id),\
49 	SRI(DSCC_PPS_CONFIG8, DSCC, id),\
50 	SRI(DSCC_PPS_CONFIG9, DSCC, id),\
51 	SRI(DSCC_PPS_CONFIG10, DSCC, id),\
52 	SRI(DSCC_PPS_CONFIG11, DSCC, id),\
53 	SRI(DSCC_PPS_CONFIG12, DSCC, id),\
54 	SRI(DSCC_PPS_CONFIG13, DSCC, id),\
55 	SRI(DSCC_PPS_CONFIG14, DSCC, id),\
56 	SRI(DSCC_PPS_CONFIG15, DSCC, id),\
57 	SRI(DSCC_PPS_CONFIG16, DSCC, id),\
58 	SRI(DSCC_PPS_CONFIG17, DSCC, id),\
59 	SRI(DSCC_PPS_CONFIG18, DSCC, id),\
60 	SRI(DSCC_PPS_CONFIG19, DSCC, id),\
61 	SRI(DSCC_PPS_CONFIG20, DSCC, id),\
62 	SRI(DSCC_PPS_CONFIG21, DSCC, id),\
63 	SRI(DSCC_PPS_CONFIG22, DSCC, id),\
64 	SRI(DSCC_MEM_POWER_CONTROL, DSCC, id),\
65 	SRI(DSCC_R_Y_SQUARED_ERROR_LOWER, DSCC, id),\
66 	SRI(DSCC_R_Y_SQUARED_ERROR_UPPER, DSCC, id),\
67 	SRI(DSCC_G_CB_SQUARED_ERROR_LOWER, DSCC, id),\
68 	SRI(DSCC_G_CB_SQUARED_ERROR_UPPER, DSCC, id),\
69 	SRI(DSCC_B_CR_SQUARED_ERROR_LOWER, DSCC, id),\
70 	SRI(DSCC_B_CR_SQUARED_ERROR_UPPER, DSCC, id),\
71 	SRI(DSCC_MAX_ABS_ERROR0, DSCC, id),\
72 	SRI(DSCC_MAX_ABS_ERROR1, DSCC, id),\
73 	SRI(DSCC_RATE_BUFFER0_MAX_FULLNESS_LEVEL, DSCC, id),\
74 	SRI(DSCC_RATE_BUFFER1_MAX_FULLNESS_LEVEL, DSCC, id),\
75 	SRI(DSCC_RATE_BUFFER2_MAX_FULLNESS_LEVEL, DSCC, id),\
76 	SRI(DSCC_RATE_BUFFER3_MAX_FULLNESS_LEVEL, DSCC, id),\
77 	SRI(DSCC_RATE_CONTROL_BUFFER0_MAX_FULLNESS_LEVEL, DSCC, id),\
78 	SRI(DSCC_RATE_CONTROL_BUFFER1_MAX_FULLNESS_LEVEL, DSCC, id),\
79 	SRI(DSCC_RATE_CONTROL_BUFFER2_MAX_FULLNESS_LEVEL, DSCC, id),\
80 	SRI(DSCC_RATE_CONTROL_BUFFER3_MAX_FULLNESS_LEVEL, DSCC, id),\
81 	SRI(DSCCIF_CONFIG0, DSCCIF, id),\
82 	SRI(DSCCIF_CONFIG1, DSCCIF, id),\
83 	SRI(DSCRM_DSC_FORWARD_CONFIG, DSCRM, id)
84 
85 
86 #define DSC_SF(reg_name, field_name, post_fix)\
87 	.field_name = reg_name ## __ ## field_name ## post_fix
88 
89 //Used in resolving the corner case with duplicate field name
90 #define DSC2_SF(reg_name, field_name, post_fix)\
91 	.field_name = reg_name ## _ ## field_name ## post_fix
92 
93 #define DSC_REG_LIST_SH_MASK_DCN20(mask_sh)\
94 	DSC_SF(DSC_TOP0_DSC_TOP_CONTROL, DSC_CLOCK_EN, mask_sh), \
95 	DSC_SF(DSC_TOP0_DSC_TOP_CONTROL, DSC_DISPCLK_R_GATE_DIS, mask_sh), \
96 	DSC_SF(DSC_TOP0_DSC_TOP_CONTROL, DSC_DSCCLK_R_GATE_DIS, mask_sh), \
97 	DSC_SF(DSC_TOP0_DSC_DEBUG_CONTROL, DSC_DBG_EN, mask_sh), \
98 	DSC_SF(DSCC0_DSCC_CONFIG0, ICH_RESET_AT_END_OF_LINE, mask_sh), \
99 	DSC_SF(DSCC0_DSCC_CONFIG0, NUMBER_OF_SLICES_PER_LINE, mask_sh), \
100 	DSC_SF(DSCC0_DSCC_CONFIG0, ALTERNATE_ICH_ENCODING_EN, mask_sh), \
101 	DSC_SF(DSCC0_DSCC_CONFIG0, NUMBER_OF_SLICES_IN_VERTICAL_DIRECTION, mask_sh), \
102 	DSC_SF(DSCC0_DSCC_CONFIG1, DSCC_RATE_CONTROL_BUFFER_MODEL_SIZE, mask_sh), \
103 	/*DSC_SF(DSCC0_DSCC_CONFIG1, DSCC_DISABLE_ICH, mask_sh),*/ \
104 	DSC_SF(DSCC0_DSCC_STATUS, DSCC_DOUBLE_BUFFER_REG_UPDATE_PENDING, mask_sh), \
105 	DSC_SF(DSCC0_DSCC_INTERRUPT_CONTROL_STATUS, DSCC_RATE_BUFFER0_OVERFLOW_OCCURRED, mask_sh), \
106 	DSC_SF(DSCC0_DSCC_INTERRUPT_CONTROL_STATUS, DSCC_RATE_BUFFER1_OVERFLOW_OCCURRED, mask_sh), \
107 	DSC_SF(DSCC0_DSCC_INTERRUPT_CONTROL_STATUS, DSCC_RATE_BUFFER2_OVERFLOW_OCCURRED, mask_sh), \
108 	DSC_SF(DSCC0_DSCC_INTERRUPT_CONTROL_STATUS, DSCC_RATE_BUFFER3_OVERFLOW_OCCURRED, mask_sh), \
109 	DSC_SF(DSCC0_DSCC_INTERRUPT_CONTROL_STATUS, DSCC_RATE_BUFFER0_UNDERFLOW_OCCURRED, mask_sh), \
110 	DSC_SF(DSCC0_DSCC_INTERRUPT_CONTROL_STATUS, DSCC_RATE_BUFFER1_UNDERFLOW_OCCURRED, mask_sh), \
111 	DSC_SF(DSCC0_DSCC_INTERRUPT_CONTROL_STATUS, DSCC_RATE_BUFFER2_UNDERFLOW_OCCURRED, mask_sh), \
112 	DSC_SF(DSCC0_DSCC_INTERRUPT_CONTROL_STATUS, DSCC_RATE_BUFFER3_UNDERFLOW_OCCURRED, mask_sh), \
113 	DSC_SF(DSCC0_DSCC_INTERRUPT_CONTROL_STATUS, DSCC_RATE_CONTROL_BUFFER_MODEL0_OVERFLOW_OCCURRED, mask_sh), \
114 	DSC_SF(DSCC0_DSCC_INTERRUPT_CONTROL_STATUS, DSCC_RATE_CONTROL_BUFFER_MODEL1_OVERFLOW_OCCURRED, mask_sh), \
115 	DSC_SF(DSCC0_DSCC_INTERRUPT_CONTROL_STATUS, DSCC_RATE_CONTROL_BUFFER_MODEL2_OVERFLOW_OCCURRED, mask_sh), \
116 	DSC_SF(DSCC0_DSCC_INTERRUPT_CONTROL_STATUS, DSCC_RATE_CONTROL_BUFFER_MODEL3_OVERFLOW_OCCURRED, mask_sh), \
117 	DSC_SF(DSCC0_DSCC_INTERRUPT_CONTROL_STATUS, DSCC_RATE_BUFFER0_OVERFLOW_OCCURRED_INT_EN, mask_sh), \
118 	DSC_SF(DSCC0_DSCC_INTERRUPT_CONTROL_STATUS, DSCC_RATE_BUFFER1_OVERFLOW_OCCURRED_INT_EN, mask_sh), \
119 	DSC_SF(DSCC0_DSCC_INTERRUPT_CONTROL_STATUS, DSCC_RATE_BUFFER2_OVERFLOW_OCCURRED_INT_EN, mask_sh), \
120 	DSC_SF(DSCC0_DSCC_INTERRUPT_CONTROL_STATUS, DSCC_RATE_BUFFER3_OVERFLOW_OCCURRED_INT_EN, mask_sh), \
121 	DSC_SF(DSCC0_DSCC_INTERRUPT_CONTROL_STATUS, DSCC_RATE_BUFFER0_UNDERFLOW_OCCURRED_INT_EN, mask_sh), \
122 	DSC_SF(DSCC0_DSCC_INTERRUPT_CONTROL_STATUS, DSCC_RATE_BUFFER1_UNDERFLOW_OCCURRED_INT_EN, mask_sh), \
123 	DSC_SF(DSCC0_DSCC_INTERRUPT_CONTROL_STATUS, DSCC_RATE_BUFFER2_UNDERFLOW_OCCURRED_INT_EN, mask_sh), \
124 	DSC_SF(DSCC0_DSCC_INTERRUPT_CONTROL_STATUS, DSCC_RATE_BUFFER3_UNDERFLOW_OCCURRED_INT_EN, mask_sh), \
125 	DSC_SF(DSCC0_DSCC_INTERRUPT_CONTROL_STATUS, DSCC_RATE_CONTROL_BUFFER_MODEL0_OVERFLOW_OCCURRED_INT_EN, mask_sh), \
126 	DSC_SF(DSCC0_DSCC_INTERRUPT_CONTROL_STATUS, DSCC_RATE_CONTROL_BUFFER_MODEL1_OVERFLOW_OCCURRED_INT_EN, mask_sh), \
127 	DSC_SF(DSCC0_DSCC_INTERRUPT_CONTROL_STATUS, DSCC_RATE_CONTROL_BUFFER_MODEL2_OVERFLOW_OCCURRED_INT_EN, mask_sh), \
128 	DSC_SF(DSCC0_DSCC_INTERRUPT_CONTROL_STATUS, DSCC_RATE_CONTROL_BUFFER_MODEL3_OVERFLOW_OCCURRED_INT_EN, mask_sh), \
129 	DSC_SF(DSCC0_DSCC_PPS_CONFIG0, DSC_VERSION_MINOR, mask_sh), \
130 	DSC_SF(DSCC0_DSCC_PPS_CONFIG0, DSC_VERSION_MAJOR, mask_sh), \
131 	DSC_SF(DSCC0_DSCC_PPS_CONFIG0, PPS_IDENTIFIER, mask_sh), \
132 	DSC_SF(DSCC0_DSCC_PPS_CONFIG0, LINEBUF_DEPTH, mask_sh), \
133 	DSC2_SF(DSCC0, DSCC_PPS_CONFIG0__BITS_PER_COMPONENT, mask_sh), \
134 	DSC_SF(DSCC0_DSCC_PPS_CONFIG1, BITS_PER_PIXEL, mask_sh), \
135 	DSC_SF(DSCC0_DSCC_PPS_CONFIG1, VBR_ENABLE, mask_sh), \
136 	DSC_SF(DSCC0_DSCC_PPS_CONFIG1, SIMPLE_422, mask_sh), \
137 	DSC_SF(DSCC0_DSCC_PPS_CONFIG1, CONVERT_RGB, mask_sh), \
138 	DSC_SF(DSCC0_DSCC_PPS_CONFIG1, BLOCK_PRED_ENABLE, mask_sh), \
139 	DSC_SF(DSCC0_DSCC_PPS_CONFIG1, NATIVE_422, mask_sh), \
140 	DSC_SF(DSCC0_DSCC_PPS_CONFIG1, NATIVE_420, mask_sh), \
141 	DSC_SF(DSCC0_DSCC_PPS_CONFIG1, CHUNK_SIZE, mask_sh), \
142 	DSC_SF(DSCC0_DSCC_PPS_CONFIG2, PIC_WIDTH, mask_sh), \
143 	DSC_SF(DSCC0_DSCC_PPS_CONFIG2, PIC_HEIGHT, mask_sh), \
144 	DSC_SF(DSCC0_DSCC_PPS_CONFIG3, SLICE_WIDTH, mask_sh), \
145 	DSC_SF(DSCC0_DSCC_PPS_CONFIG3, SLICE_HEIGHT, mask_sh), \
146 	DSC_SF(DSCC0_DSCC_PPS_CONFIG4, INITIAL_XMIT_DELAY, mask_sh), \
147 	DSC_SF(DSCC0_DSCC_PPS_CONFIG4, INITIAL_DEC_DELAY, mask_sh), \
148 	DSC_SF(DSCC0_DSCC_PPS_CONFIG5, INITIAL_SCALE_VALUE, mask_sh), \
149 	DSC_SF(DSCC0_DSCC_PPS_CONFIG5, SCALE_INCREMENT_INTERVAL, mask_sh), \
150 	DSC_SF(DSCC0_DSCC_PPS_CONFIG6, SCALE_DECREMENT_INTERVAL, mask_sh), \
151 	DSC_SF(DSCC0_DSCC_PPS_CONFIG6, FIRST_LINE_BPG_OFFSET, mask_sh), \
152 	DSC_SF(DSCC0_DSCC_PPS_CONFIG6, SECOND_LINE_BPG_OFFSET, mask_sh), \
153 	DSC_SF(DSCC0_DSCC_PPS_CONFIG7, NFL_BPG_OFFSET, mask_sh), \
154 	DSC_SF(DSCC0_DSCC_PPS_CONFIG7, SLICE_BPG_OFFSET, mask_sh), \
155 	DSC_SF(DSCC0_DSCC_PPS_CONFIG8, NSL_BPG_OFFSET, mask_sh), \
156 	DSC_SF(DSCC0_DSCC_PPS_CONFIG8, SECOND_LINE_OFFSET_ADJ, mask_sh), \
157 	DSC_SF(DSCC0_DSCC_PPS_CONFIG9, INITIAL_OFFSET, mask_sh), \
158 	DSC_SF(DSCC0_DSCC_PPS_CONFIG9, FINAL_OFFSET, mask_sh), \
159 	DSC_SF(DSCC0_DSCC_PPS_CONFIG10, FLATNESS_MIN_QP, mask_sh), \
160 	DSC_SF(DSCC0_DSCC_PPS_CONFIG10, FLATNESS_MAX_QP, mask_sh), \
161 	DSC_SF(DSCC0_DSCC_PPS_CONFIG10, RC_MODEL_SIZE, mask_sh), \
162 	DSC_SF(DSCC0_DSCC_PPS_CONFIG11, RC_EDGE_FACTOR, mask_sh), \
163 	DSC_SF(DSCC0_DSCC_PPS_CONFIG11, RC_QUANT_INCR_LIMIT0, mask_sh), \
164 	DSC_SF(DSCC0_DSCC_PPS_CONFIG11, RC_QUANT_INCR_LIMIT1, mask_sh), \
165 	DSC_SF(DSCC0_DSCC_PPS_CONFIG11, RC_TGT_OFFSET_LO, mask_sh), \
166 	DSC_SF(DSCC0_DSCC_PPS_CONFIG11, RC_TGT_OFFSET_HI, mask_sh), \
167 	DSC_SF(DSCC0_DSCC_PPS_CONFIG12, RC_BUF_THRESH0, mask_sh), \
168 	DSC_SF(DSCC0_DSCC_PPS_CONFIG12, RC_BUF_THRESH1, mask_sh), \
169 	DSC_SF(DSCC0_DSCC_PPS_CONFIG12, RC_BUF_THRESH2, mask_sh), \
170 	DSC_SF(DSCC0_DSCC_PPS_CONFIG12, RC_BUF_THRESH3, mask_sh), \
171 	DSC_SF(DSCC0_DSCC_PPS_CONFIG13, RC_BUF_THRESH4, mask_sh), \
172 	DSC_SF(DSCC0_DSCC_PPS_CONFIG13, RC_BUF_THRESH5, mask_sh), \
173 	DSC_SF(DSCC0_DSCC_PPS_CONFIG13, RC_BUF_THRESH6, mask_sh), \
174 	DSC_SF(DSCC0_DSCC_PPS_CONFIG13, RC_BUF_THRESH7, mask_sh), \
175 	DSC_SF(DSCC0_DSCC_PPS_CONFIG14, RC_BUF_THRESH8, mask_sh), \
176 	DSC_SF(DSCC0_DSCC_PPS_CONFIG14, RC_BUF_THRESH9, mask_sh), \
177 	DSC_SF(DSCC0_DSCC_PPS_CONFIG14, RC_BUF_THRESH10, mask_sh), \
178 	DSC_SF(DSCC0_DSCC_PPS_CONFIG14, RC_BUF_THRESH11, mask_sh), \
179 	DSC_SF(DSCC0_DSCC_PPS_CONFIG15, RC_BUF_THRESH12, mask_sh), \
180 	DSC_SF(DSCC0_DSCC_PPS_CONFIG15, RC_BUF_THRESH13, mask_sh), \
181 	DSC_SF(DSCC0_DSCC_PPS_CONFIG15, RANGE_MIN_QP0, mask_sh), \
182 	DSC_SF(DSCC0_DSCC_PPS_CONFIG15, RANGE_MAX_QP0, mask_sh), \
183 	DSC_SF(DSCC0_DSCC_PPS_CONFIG15, RANGE_BPG_OFFSET0, mask_sh), \
184 	DSC_SF(DSCC0_DSCC_PPS_CONFIG16, RANGE_MIN_QP1, mask_sh), \
185 	DSC_SF(DSCC0_DSCC_PPS_CONFIG16, RANGE_MAX_QP1, mask_sh), \
186 	DSC_SF(DSCC0_DSCC_PPS_CONFIG16, RANGE_BPG_OFFSET1, mask_sh), \
187 	DSC_SF(DSCC0_DSCC_PPS_CONFIG16, RANGE_MIN_QP2, mask_sh), \
188 	DSC_SF(DSCC0_DSCC_PPS_CONFIG16, RANGE_MAX_QP2, mask_sh), \
189 	DSC_SF(DSCC0_DSCC_PPS_CONFIG16, RANGE_BPG_OFFSET2, mask_sh), \
190 	DSC_SF(DSCC0_DSCC_PPS_CONFIG17, RANGE_MIN_QP3, mask_sh), \
191 	DSC_SF(DSCC0_DSCC_PPS_CONFIG17, RANGE_MAX_QP3, mask_sh), \
192 	DSC_SF(DSCC0_DSCC_PPS_CONFIG17, RANGE_BPG_OFFSET3, mask_sh), \
193 	DSC_SF(DSCC0_DSCC_PPS_CONFIG17, RANGE_MIN_QP4, mask_sh), \
194 	DSC_SF(DSCC0_DSCC_PPS_CONFIG17, RANGE_MAX_QP4, mask_sh), \
195 	DSC_SF(DSCC0_DSCC_PPS_CONFIG17, RANGE_BPG_OFFSET4, mask_sh), \
196 	DSC_SF(DSCC0_DSCC_PPS_CONFIG18, RANGE_MIN_QP5, mask_sh), \
197 	DSC_SF(DSCC0_DSCC_PPS_CONFIG18, RANGE_MAX_QP5, mask_sh), \
198 	DSC_SF(DSCC0_DSCC_PPS_CONFIG18, RANGE_BPG_OFFSET5, mask_sh), \
199 	DSC_SF(DSCC0_DSCC_PPS_CONFIG18, RANGE_MIN_QP6, mask_sh), \
200 	DSC_SF(DSCC0_DSCC_PPS_CONFIG18, RANGE_MAX_QP6, mask_sh), \
201 	DSC_SF(DSCC0_DSCC_PPS_CONFIG18, RANGE_BPG_OFFSET6, mask_sh), \
202 	DSC_SF(DSCC0_DSCC_PPS_CONFIG19, RANGE_MIN_QP7, mask_sh), \
203 	DSC_SF(DSCC0_DSCC_PPS_CONFIG19, RANGE_MAX_QP7, mask_sh), \
204 	DSC_SF(DSCC0_DSCC_PPS_CONFIG19, RANGE_BPG_OFFSET7, mask_sh), \
205 	DSC_SF(DSCC0_DSCC_PPS_CONFIG19, RANGE_MIN_QP8, mask_sh), \
206 	DSC_SF(DSCC0_DSCC_PPS_CONFIG19, RANGE_MAX_QP8, mask_sh), \
207 	DSC_SF(DSCC0_DSCC_PPS_CONFIG19, RANGE_BPG_OFFSET8, mask_sh), \
208 	DSC_SF(DSCC0_DSCC_PPS_CONFIG20, RANGE_MIN_QP9, mask_sh), \
209 	DSC_SF(DSCC0_DSCC_PPS_CONFIG20, RANGE_MAX_QP9, mask_sh), \
210 	DSC_SF(DSCC0_DSCC_PPS_CONFIG20, RANGE_BPG_OFFSET9, mask_sh), \
211 	DSC_SF(DSCC0_DSCC_PPS_CONFIG20, RANGE_MIN_QP10, mask_sh), \
212 	DSC_SF(DSCC0_DSCC_PPS_CONFIG20, RANGE_MAX_QP10, mask_sh), \
213 	DSC_SF(DSCC0_DSCC_PPS_CONFIG20, RANGE_BPG_OFFSET10, mask_sh), \
214 	DSC_SF(DSCC0_DSCC_PPS_CONFIG21, RANGE_MIN_QP11, mask_sh), \
215 	DSC_SF(DSCC0_DSCC_PPS_CONFIG21, RANGE_MAX_QP11, mask_sh), \
216 	DSC_SF(DSCC0_DSCC_PPS_CONFIG21, RANGE_BPG_OFFSET11, mask_sh), \
217 	DSC_SF(DSCC0_DSCC_PPS_CONFIG21, RANGE_MIN_QP12, mask_sh), \
218 	DSC_SF(DSCC0_DSCC_PPS_CONFIG21, RANGE_MAX_QP12, mask_sh), \
219 	DSC_SF(DSCC0_DSCC_PPS_CONFIG21, RANGE_BPG_OFFSET12, mask_sh), \
220 	DSC_SF(DSCC0_DSCC_PPS_CONFIG22, RANGE_MIN_QP13, mask_sh), \
221 	DSC_SF(DSCC0_DSCC_PPS_CONFIG22, RANGE_MAX_QP13, mask_sh), \
222 	DSC_SF(DSCC0_DSCC_PPS_CONFIG22, RANGE_BPG_OFFSET13, mask_sh), \
223 	DSC_SF(DSCC0_DSCC_PPS_CONFIG22, RANGE_MIN_QP14, mask_sh), \
224 	DSC_SF(DSCC0_DSCC_PPS_CONFIG22, RANGE_MAX_QP14, mask_sh), \
225 	DSC_SF(DSCC0_DSCC_PPS_CONFIG22, RANGE_BPG_OFFSET14, mask_sh), \
226 	DSC_SF(DSCC0_DSCC_MEM_POWER_CONTROL, DSCC_DEFAULT_MEM_LOW_POWER_STATE, mask_sh), \
227 	DSC_SF(DSCC0_DSCC_MEM_POWER_CONTROL, DSCC_MEM_PWR_FORCE, mask_sh), \
228 	DSC_SF(DSCC0_DSCC_MEM_POWER_CONTROL, DSCC_MEM_PWR_DIS, mask_sh), \
229 	DSC_SF(DSCC0_DSCC_MEM_POWER_CONTROL, DSCC_MEM_PWR_STATE, mask_sh), \
230 	DSC_SF(DSCC0_DSCC_MEM_POWER_CONTROL, DSCC_NATIVE_422_MEM_PWR_FORCE, mask_sh), \
231 	DSC_SF(DSCC0_DSCC_MEM_POWER_CONTROL, DSCC_NATIVE_422_MEM_PWR_DIS, mask_sh), \
232 	DSC_SF(DSCC0_DSCC_MEM_POWER_CONTROL, DSCC_NATIVE_422_MEM_PWR_STATE, mask_sh), \
233 	DSC_SF(DSCC0_DSCC_R_Y_SQUARED_ERROR_LOWER, DSCC_R_Y_SQUARED_ERROR_LOWER, mask_sh), \
234 	DSC_SF(DSCC0_DSCC_R_Y_SQUARED_ERROR_UPPER, DSCC_R_Y_SQUARED_ERROR_UPPER, mask_sh), \
235 	DSC_SF(DSCC0_DSCC_G_CB_SQUARED_ERROR_LOWER, DSCC_G_CB_SQUARED_ERROR_LOWER, mask_sh), \
236 	DSC_SF(DSCC0_DSCC_G_CB_SQUARED_ERROR_UPPER, DSCC_G_CB_SQUARED_ERROR_UPPER, mask_sh), \
237 	DSC_SF(DSCC0_DSCC_B_CR_SQUARED_ERROR_LOWER, DSCC_B_CR_SQUARED_ERROR_LOWER, mask_sh), \
238 	DSC_SF(DSCC0_DSCC_B_CR_SQUARED_ERROR_UPPER, DSCC_B_CR_SQUARED_ERROR_UPPER, mask_sh), \
239 	DSC_SF(DSCC0_DSCC_MAX_ABS_ERROR0, DSCC_R_Y_MAX_ABS_ERROR, mask_sh), \
240 	DSC_SF(DSCC0_DSCC_MAX_ABS_ERROR0, DSCC_G_CB_MAX_ABS_ERROR, mask_sh), \
241 	DSC_SF(DSCC0_DSCC_MAX_ABS_ERROR1, DSCC_B_CR_MAX_ABS_ERROR, mask_sh), \
242 	DSC_SF(DSCC0_DSCC_RATE_BUFFER0_MAX_FULLNESS_LEVEL, DSCC_RATE_BUFFER0_MAX_FULLNESS_LEVEL, mask_sh), \
243 	DSC_SF(DSCC0_DSCC_RATE_BUFFER1_MAX_FULLNESS_LEVEL, DSCC_RATE_BUFFER1_MAX_FULLNESS_LEVEL, mask_sh), \
244 	DSC_SF(DSCC0_DSCC_RATE_BUFFER2_MAX_FULLNESS_LEVEL, DSCC_RATE_BUFFER2_MAX_FULLNESS_LEVEL, mask_sh), \
245 	DSC_SF(DSCC0_DSCC_RATE_BUFFER3_MAX_FULLNESS_LEVEL, DSCC_RATE_BUFFER3_MAX_FULLNESS_LEVEL, mask_sh), \
246 	DSC_SF(DSCC0_DSCC_RATE_CONTROL_BUFFER0_MAX_FULLNESS_LEVEL, DSCC_RATE_CONTROL_BUFFER0_MAX_FULLNESS_LEVEL, mask_sh), \
247 	DSC_SF(DSCC0_DSCC_RATE_CONTROL_BUFFER1_MAX_FULLNESS_LEVEL, DSCC_RATE_CONTROL_BUFFER1_MAX_FULLNESS_LEVEL, mask_sh), \
248 	DSC_SF(DSCC0_DSCC_RATE_CONTROL_BUFFER2_MAX_FULLNESS_LEVEL, DSCC_RATE_CONTROL_BUFFER2_MAX_FULLNESS_LEVEL, mask_sh), \
249 	DSC_SF(DSCC0_DSCC_RATE_CONTROL_BUFFER3_MAX_FULLNESS_LEVEL, DSCC_RATE_CONTROL_BUFFER3_MAX_FULLNESS_LEVEL, mask_sh), \
250 	DSC_SF(DSCCIF0_DSCCIF_CONFIG0, INPUT_INTERFACE_UNDERFLOW_RECOVERY_EN, mask_sh), \
251 	DSC_SF(DSCCIF0_DSCCIF_CONFIG0, INPUT_INTERFACE_UNDERFLOW_OCCURRED_INT_EN, mask_sh), \
252 	DSC_SF(DSCCIF0_DSCCIF_CONFIG0, INPUT_INTERFACE_UNDERFLOW_OCCURRED_STATUS, mask_sh), \
253 	DSC_SF(DSCCIF0_DSCCIF_CONFIG0, INPUT_PIXEL_FORMAT, mask_sh), \
254 	DSC2_SF(DSCCIF0, DSCCIF_CONFIG0__BITS_PER_COMPONENT, mask_sh), \
255 	DSC_SF(DSCCIF0_DSCCIF_CONFIG0, DOUBLE_BUFFER_REG_UPDATE_PENDING, mask_sh), \
256 	DSC_SF(DSCCIF0_DSCCIF_CONFIG1, PIC_WIDTH, mask_sh), \
257 	DSC_SF(DSCCIF0_DSCCIF_CONFIG1, PIC_HEIGHT, mask_sh), \
258 	DSC_SF(DSCRM0_DSCRM_DSC_FORWARD_CONFIG, DSCRM_DSC_FORWARD_EN, mask_sh), \
259 	DSC_SF(DSCRM0_DSCRM_DSC_FORWARD_CONFIG, DSCRM_DSC_OPP_PIPE_SOURCE, mask_sh)
260 
261 
262 
263 #define DSC_FIELD_LIST_DCN20(type)\
264 	type DSC_CLOCK_EN; \
265 	type DSC_DISPCLK_R_GATE_DIS; \
266 	type DSC_DSCCLK_R_GATE_DIS; \
267 	type DSC_DBG_EN; \
268 	type DSC_TEST_CLOCK_MUX_SEL; \
269 	type ICH_RESET_AT_END_OF_LINE; \
270 	type NUMBER_OF_SLICES_PER_LINE; \
271 	type ALTERNATE_ICH_ENCODING_EN; \
272 	type NUMBER_OF_SLICES_IN_VERTICAL_DIRECTION; \
273 	type DSCC_RATE_CONTROL_BUFFER_MODEL_SIZE; \
274 	/*type DSCC_DISABLE_ICH;*/ \
275 	type DSCC_DOUBLE_BUFFER_REG_UPDATE_PENDING; \
276 	type DSCC_RATE_BUFFER0_OVERFLOW_OCCURRED; \
277 	type DSCC_RATE_BUFFER1_OVERFLOW_OCCURRED; \
278 	type DSCC_RATE_BUFFER2_OVERFLOW_OCCURRED; \
279 	type DSCC_RATE_BUFFER3_OVERFLOW_OCCURRED; \
280 	type DSCC_RATE_BUFFER0_UNDERFLOW_OCCURRED; \
281 	type DSCC_RATE_BUFFER1_UNDERFLOW_OCCURRED; \
282 	type DSCC_RATE_BUFFER2_UNDERFLOW_OCCURRED; \
283 	type DSCC_RATE_BUFFER3_UNDERFLOW_OCCURRED; \
284 	type DSCC_RATE_CONTROL_BUFFER_MODEL0_OVERFLOW_OCCURRED; \
285 	type DSCC_RATE_CONTROL_BUFFER_MODEL1_OVERFLOW_OCCURRED; \
286 	type DSCC_RATE_CONTROL_BUFFER_MODEL2_OVERFLOW_OCCURRED; \
287 	type DSCC_RATE_CONTROL_BUFFER_MODEL3_OVERFLOW_OCCURRED; \
288 	type DSCC_RATE_BUFFER0_OVERFLOW_OCCURRED_INT_EN; \
289 	type DSCC_RATE_BUFFER1_OVERFLOW_OCCURRED_INT_EN; \
290 	type DSCC_RATE_BUFFER2_OVERFLOW_OCCURRED_INT_EN; \
291 	type DSCC_RATE_BUFFER3_OVERFLOW_OCCURRED_INT_EN; \
292 	type DSCC_RATE_BUFFER0_UNDERFLOW_OCCURRED_INT_EN; \
293 	type DSCC_RATE_BUFFER1_UNDERFLOW_OCCURRED_INT_EN; \
294 	type DSCC_RATE_BUFFER2_UNDERFLOW_OCCURRED_INT_EN; \
295 	type DSCC_RATE_BUFFER3_UNDERFLOW_OCCURRED_INT_EN; \
296 	type DSCC_RATE_CONTROL_BUFFER_MODEL0_OVERFLOW_OCCURRED_INT_EN; \
297 	type DSCC_RATE_CONTROL_BUFFER_MODEL1_OVERFLOW_OCCURRED_INT_EN; \
298 	type DSCC_RATE_CONTROL_BUFFER_MODEL2_OVERFLOW_OCCURRED_INT_EN; \
299 	type DSCC_RATE_CONTROL_BUFFER_MODEL3_OVERFLOW_OCCURRED_INT_EN; \
300 	type DSC_VERSION_MINOR; \
301 	type DSC_VERSION_MAJOR; \
302 	type PPS_IDENTIFIER; \
303 	type LINEBUF_DEPTH; \
304 	type DSCC_PPS_CONFIG0__BITS_PER_COMPONENT; \
305 	type BITS_PER_PIXEL; \
306 	type VBR_ENABLE; \
307 	type SIMPLE_422; \
308 	type CONVERT_RGB; \
309 	type BLOCK_PRED_ENABLE; \
310 	type NATIVE_422; \
311 	type NATIVE_420; \
312 	type CHUNK_SIZE; \
313 	type PIC_WIDTH; \
314 	type PIC_HEIGHT; \
315 	type SLICE_WIDTH; \
316 	type SLICE_HEIGHT; \
317 	type INITIAL_XMIT_DELAY; \
318 	type INITIAL_DEC_DELAY; \
319 	type INITIAL_SCALE_VALUE; \
320 	type SCALE_INCREMENT_INTERVAL; \
321 	type SCALE_DECREMENT_INTERVAL; \
322 	type FIRST_LINE_BPG_OFFSET; \
323 	type SECOND_LINE_BPG_OFFSET; \
324 	type NFL_BPG_OFFSET; \
325 	type SLICE_BPG_OFFSET; \
326 	type NSL_BPG_OFFSET; \
327 	type SECOND_LINE_OFFSET_ADJ; \
328 	type INITIAL_OFFSET; \
329 	type FINAL_OFFSET; \
330 	type FLATNESS_MIN_QP; \
331 	type FLATNESS_MAX_QP; \
332 	type RC_MODEL_SIZE; \
333 	type RC_EDGE_FACTOR; \
334 	type RC_QUANT_INCR_LIMIT0; \
335 	type RC_QUANT_INCR_LIMIT1; \
336 	type RC_TGT_OFFSET_LO; \
337 	type RC_TGT_OFFSET_HI; \
338 	type RC_BUF_THRESH0; \
339 	type RC_BUF_THRESH1; \
340 	type RC_BUF_THRESH2; \
341 	type RC_BUF_THRESH3; \
342 	type RC_BUF_THRESH4; \
343 	type RC_BUF_THRESH5; \
344 	type RC_BUF_THRESH6; \
345 	type RC_BUF_THRESH7; \
346 	type RC_BUF_THRESH8; \
347 	type RC_BUF_THRESH9; \
348 	type RC_BUF_THRESH10; \
349 	type RC_BUF_THRESH11; \
350 	type RC_BUF_THRESH12; \
351 	type RC_BUF_THRESH13; \
352 	type RANGE_MIN_QP0; \
353 	type RANGE_MAX_QP0; \
354 	type RANGE_BPG_OFFSET0; \
355 	type RANGE_MIN_QP1; \
356 	type RANGE_MAX_QP1; \
357 	type RANGE_BPG_OFFSET1; \
358 	type RANGE_MIN_QP2; \
359 	type RANGE_MAX_QP2; \
360 	type RANGE_BPG_OFFSET2; \
361 	type RANGE_MIN_QP3; \
362 	type RANGE_MAX_QP3; \
363 	type RANGE_BPG_OFFSET3; \
364 	type RANGE_MIN_QP4; \
365 	type RANGE_MAX_QP4; \
366 	type RANGE_BPG_OFFSET4; \
367 	type RANGE_MIN_QP5; \
368 	type RANGE_MAX_QP5; \
369 	type RANGE_BPG_OFFSET5; \
370 	type RANGE_MIN_QP6; \
371 	type RANGE_MAX_QP6; \
372 	type RANGE_BPG_OFFSET6; \
373 	type RANGE_MIN_QP7; \
374 	type RANGE_MAX_QP7; \
375 	type RANGE_BPG_OFFSET7; \
376 	type RANGE_MIN_QP8; \
377 	type RANGE_MAX_QP8; \
378 	type RANGE_BPG_OFFSET8; \
379 	type RANGE_MIN_QP9; \
380 	type RANGE_MAX_QP9; \
381 	type RANGE_BPG_OFFSET9; \
382 	type RANGE_MIN_QP10; \
383 	type RANGE_MAX_QP10; \
384 	type RANGE_BPG_OFFSET10; \
385 	type RANGE_MIN_QP11; \
386 	type RANGE_MAX_QP11; \
387 	type RANGE_BPG_OFFSET11; \
388 	type RANGE_MIN_QP12; \
389 	type RANGE_MAX_QP12; \
390 	type RANGE_BPG_OFFSET12; \
391 	type RANGE_MIN_QP13; \
392 	type RANGE_MAX_QP13; \
393 	type RANGE_BPG_OFFSET13; \
394 	type RANGE_MIN_QP14; \
395 	type RANGE_MAX_QP14; \
396 	type RANGE_BPG_OFFSET14; \
397 	type DSCC_DEFAULT_MEM_LOW_POWER_STATE; \
398 	type DSCC_MEM_PWR_FORCE; \
399 	type DSCC_MEM_PWR_DIS; \
400 	type DSCC_MEM_PWR_STATE; \
401 	type DSCC_NATIVE_422_MEM_PWR_FORCE; \
402 	type DSCC_NATIVE_422_MEM_PWR_DIS; \
403 	type DSCC_NATIVE_422_MEM_PWR_STATE; \
404 	type DSCC_R_Y_SQUARED_ERROR_LOWER; \
405 	type DSCC_R_Y_SQUARED_ERROR_UPPER; \
406 	type DSCC_G_CB_SQUARED_ERROR_LOWER; \
407 	type DSCC_G_CB_SQUARED_ERROR_UPPER; \
408 	type DSCC_B_CR_SQUARED_ERROR_LOWER; \
409 	type DSCC_B_CR_SQUARED_ERROR_UPPER; \
410 	type DSCC_R_Y_MAX_ABS_ERROR; \
411 	type DSCC_G_CB_MAX_ABS_ERROR; \
412 	type DSCC_B_CR_MAX_ABS_ERROR; \
413 	type DSCC_RATE_BUFFER0_MAX_FULLNESS_LEVEL; \
414 	type DSCC_RATE_BUFFER1_MAX_FULLNESS_LEVEL; \
415 	type DSCC_RATE_BUFFER2_MAX_FULLNESS_LEVEL; \
416 	type DSCC_RATE_BUFFER3_MAX_FULLNESS_LEVEL; \
417 	type DSCC_RATE_CONTROL_BUFFER0_MAX_FULLNESS_LEVEL; \
418 	type DSCC_RATE_CONTROL_BUFFER1_MAX_FULLNESS_LEVEL; \
419 	type DSCC_RATE_CONTROL_BUFFER2_MAX_FULLNESS_LEVEL; \
420 	type DSCC_RATE_CONTROL_BUFFER3_MAX_FULLNESS_LEVEL; \
421 	type DSCC_UPDATE_PENDING_STATUS; \
422 	type DSCC_UPDATE_TAKEN_STATUS; \
423 	type DSCC_UPDATE_TAKEN_ACK; \
424 	type DSCC_RATE_BUFFER0_FULLNESS_LEVEL; \
425 	type DSCC_RATE_BUFFER1_FULLNESS_LEVEL; \
426 	type DSCC_RATE_BUFFER2_FULLNESS_LEVEL; \
427 	type DSCC_RATE_BUFFER3_FULLNESS_LEVEL; \
428 	type DSCC_RATE_CONTROL_BUFFER0_FULLNESS_LEVEL; \
429 	type DSCC_RATE_CONTROL_BUFFER1_FULLNESS_LEVEL; \
430 	type DSCC_RATE_CONTROL_BUFFER2_FULLNESS_LEVEL; \
431 	type DSCC_RATE_CONTROL_BUFFER3_FULLNESS_LEVEL; \
432 	type DSCC_RATE_BUFFER0_INITIAL_XMIT_DELAY_REACHED; \
433 	type DSCC_RATE_BUFFER1_INITIAL_XMIT_DELAY_REACHED; \
434 	type DSCC_RATE_BUFFER2_INITIAL_XMIT_DELAY_REACHED; \
435 	type DSCC_RATE_BUFFER3_INITIAL_XMIT_DELAY_REACHED; \
436 	type INPUT_INTERFACE_UNDERFLOW_RECOVERY_EN; \
437 	type INPUT_INTERFACE_UNDERFLOW_OCCURRED_INT_EN; \
438 	type INPUT_INTERFACE_UNDERFLOW_OCCURRED_STATUS; \
439 	type INPUT_PIXEL_FORMAT; \
440 	type DSCCIF_CONFIG0__BITS_PER_COMPONENT; \
441 	type DOUBLE_BUFFER_REG_UPDATE_PENDING; \
442 	type DSCCIF_UPDATE_PENDING_STATUS; \
443 	type DSCCIF_UPDATE_TAKEN_STATUS; \
444 	type DSCCIF_UPDATE_TAKEN_ACK; \
445 	type DSCRM_DSC_FORWARD_EN; \
446 	type DSCRM_DSC_OPP_PIPE_SOURCE
447 
448 
449 struct dcn20_dsc_registers {
450 	uint32_t DSC_TOP_CONTROL;
451 	uint32_t DSC_DEBUG_CONTROL;
452 	uint32_t DSCC_CONFIG0;
453 	uint32_t DSCC_CONFIG1;
454 	uint32_t DSCC_STATUS;
455 	uint32_t DSCC_INTERRUPT_CONTROL_STATUS;
456 	uint32_t DSCC_PPS_CONFIG0;
457 	uint32_t DSCC_PPS_CONFIG1;
458 	uint32_t DSCC_PPS_CONFIG2;
459 	uint32_t DSCC_PPS_CONFIG3;
460 	uint32_t DSCC_PPS_CONFIG4;
461 	uint32_t DSCC_PPS_CONFIG5;
462 	uint32_t DSCC_PPS_CONFIG6;
463 	uint32_t DSCC_PPS_CONFIG7;
464 	uint32_t DSCC_PPS_CONFIG8;
465 	uint32_t DSCC_PPS_CONFIG9;
466 	uint32_t DSCC_PPS_CONFIG10;
467 	uint32_t DSCC_PPS_CONFIG11;
468 	uint32_t DSCC_PPS_CONFIG12;
469 	uint32_t DSCC_PPS_CONFIG13;
470 	uint32_t DSCC_PPS_CONFIG14;
471 	uint32_t DSCC_PPS_CONFIG15;
472 	uint32_t DSCC_PPS_CONFIG16;
473 	uint32_t DSCC_PPS_CONFIG17;
474 	uint32_t DSCC_PPS_CONFIG18;
475 	uint32_t DSCC_PPS_CONFIG19;
476 	uint32_t DSCC_PPS_CONFIG20;
477 	uint32_t DSCC_PPS_CONFIG21;
478 	uint32_t DSCC_PPS_CONFIG22;
479 	uint32_t DSCC_MEM_POWER_CONTROL;
480 	uint32_t DSCC_R_Y_SQUARED_ERROR_LOWER;
481 	uint32_t DSCC_R_Y_SQUARED_ERROR_UPPER;
482 	uint32_t DSCC_G_CB_SQUARED_ERROR_LOWER;
483 	uint32_t DSCC_G_CB_SQUARED_ERROR_UPPER;
484 	uint32_t DSCC_B_CR_SQUARED_ERROR_LOWER;
485 	uint32_t DSCC_B_CR_SQUARED_ERROR_UPPER;
486 	uint32_t DSCC_MAX_ABS_ERROR0;
487 	uint32_t DSCC_MAX_ABS_ERROR1;
488 	uint32_t DSCC_RATE_BUFFER0_MAX_FULLNESS_LEVEL;
489 	uint32_t DSCC_RATE_BUFFER1_MAX_FULLNESS_LEVEL;
490 	uint32_t DSCC_RATE_BUFFER2_MAX_FULLNESS_LEVEL;
491 	uint32_t DSCC_RATE_BUFFER3_MAX_FULLNESS_LEVEL;
492 	uint32_t DSCC_RATE_CONTROL_BUFFER0_MAX_FULLNESS_LEVEL;
493 	uint32_t DSCC_RATE_CONTROL_BUFFER1_MAX_FULLNESS_LEVEL;
494 	uint32_t DSCC_RATE_CONTROL_BUFFER2_MAX_FULLNESS_LEVEL;
495 	uint32_t DSCC_RATE_CONTROL_BUFFER3_MAX_FULLNESS_LEVEL;
496 	uint32_t DSCCIF_CONFIG0;
497 	uint32_t DSCCIF_CONFIG1;
498 	uint32_t DSCRM_DSC_FORWARD_CONFIG;
499 };
500 
501 
502 struct dcn20_dsc_shift {
503 	DSC_FIELD_LIST_DCN20(uint8_t);
504 };
505 
506 struct dcn20_dsc_mask {
507 	DSC_FIELD_LIST_DCN20(uint32_t);
508 };
509 
510 /* DSCCIF_CONFIG.INPUT_PIXEL_FORMAT values */
511 enum dsc_pixel_format {
512 	DSC_PIXFMT_RGB,
513 	DSC_PIXFMT_YCBCR444,
514 	DSC_PIXFMT_SIMPLE_YCBCR422,
515 	DSC_PIXFMT_NATIVE_YCBCR422,
516 	DSC_PIXFMT_NATIVE_YCBCR420,
517 	DSC_PIXFMT_UNKNOWN
518 };
519 
520 struct dsc_reg_values {
521 	/* PPS registers */
522 	struct drm_dsc_config pps;
523 
524 	/* Additional registers */
525 	uint32_t dsc_clock_enable;
526 	uint32_t dsc_clock_gating_disable;
527 	uint32_t underflow_recovery_en;
528 	uint32_t underflow_occurred_int_en;
529 	uint32_t underflow_occurred_status;
530 	enum dsc_pixel_format pixel_format;
531 	uint32_t ich_reset_at_eol;
532 	uint32_t alternate_ich_encoding_en;
533 	uint32_t num_slices_h;
534 	uint32_t num_slices_v;
535 	uint32_t rc_buffer_model_size;
536 	uint32_t disable_ich;
537 	uint32_t bpp_x32;
538 	uint32_t dsc_dbg_en;
539 	uint32_t rc_buffer_model_overflow_int_en[4];
540 };
541 
542 struct dcn20_dsc {
543 	struct display_stream_compressor base;
544 	const struct dcn20_dsc_registers *dsc_regs;
545 	const struct dcn20_dsc_shift *dsc_shift;
546 	const struct dcn20_dsc_mask *dsc_mask;
547 
548 	struct dsc_reg_values reg_vals;
549 
550 	int max_image_width;
551 };
552 
553 
554 void dsc2_construct(struct dcn20_dsc *dsc,
555 		struct dc_context *ctx,
556 		int inst,
557 		const struct dcn20_dsc_registers *dsc_regs,
558 		const struct dcn20_dsc_shift *dsc_shift,
559 		const struct dcn20_dsc_mask *dsc_mask);
560 
561 #endif
562 
563