xref: /linux/drivers/gpu/drm/i915/display/intel_ddi_buf_trans.c (revision 815e260a18a3af4dab59025ee99a7156c0e8b5e0)
1 // SPDX-License-Identifier: MIT
2 /*
3  * Copyright © 2020 Intel Corporation
4  */
5 
6 #include "intel_cx0_phy.h"
7 #include "intel_ddi.h"
8 #include "intel_ddi_buf_trans.h"
9 #include "intel_de.h"
10 #include "intel_display_types.h"
11 #include "intel_display_utils.h"
12 #include "intel_dp.h"
13 #include "intel_lt_phy.h"
14 
15 /* HDMI/DVI modes ignore everything but the last 2 items. So we share
16  * them for both DP and FDI transports, allowing those ports to
17  * automatically adapt to HDMI connections as well
18  */
19 static const union intel_ddi_buf_trans_entry _hsw_trans_dp[] = {
20 	{ .hsw = { 0x00FFFFFF, 0x0006000E, 0x0 } },
21 	{ .hsw = { 0x00D75FFF, 0x0005000A, 0x0 } },
22 	{ .hsw = { 0x00C30FFF, 0x00040006, 0x0 } },
23 	{ .hsw = { 0x80AAAFFF, 0x000B0000, 0x0 } },
24 	{ .hsw = { 0x00FFFFFF, 0x0005000A, 0x0 } },
25 	{ .hsw = { 0x00D75FFF, 0x000C0004, 0x0 } },
26 	{ .hsw = { 0x80C30FFF, 0x000B0000, 0x0 } },
27 	{ .hsw = { 0x00FFFFFF, 0x00040006, 0x0 } },
28 	{ .hsw = { 0x80D75FFF, 0x000B0000, 0x0 } },
29 };
30 
31 static const struct intel_ddi_buf_trans hsw_trans_dp = {
32 	.entries = _hsw_trans_dp,
33 	.num_entries = ARRAY_SIZE(_hsw_trans_dp),
34 };
35 
36 static const union intel_ddi_buf_trans_entry _hsw_trans_fdi[] = {
37 	{ .hsw = { 0x00FFFFFF, 0x0007000E, 0x0 } },
38 	{ .hsw = { 0x00D75FFF, 0x000F000A, 0x0 } },
39 	{ .hsw = { 0x00C30FFF, 0x00060006, 0x0 } },
40 	{ .hsw = { 0x00AAAFFF, 0x001E0000, 0x0 } },
41 	{ .hsw = { 0x00FFFFFF, 0x000F000A, 0x0 } },
42 	{ .hsw = { 0x00D75FFF, 0x00160004, 0x0 } },
43 	{ .hsw = { 0x00C30FFF, 0x001E0000, 0x0 } },
44 	{ .hsw = { 0x00FFFFFF, 0x00060006, 0x0 } },
45 	{ .hsw = { 0x00D75FFF, 0x001E0000, 0x0 } },
46 };
47 
48 static const struct intel_ddi_buf_trans hsw_trans_fdi = {
49 	.entries = _hsw_trans_fdi,
50 	.num_entries = ARRAY_SIZE(_hsw_trans_fdi),
51 };
52 
53 static const union intel_ddi_buf_trans_entry _hsw_trans_hdmi[] = {
54 							/* Idx	NT mV d	T mV d	db	*/
55 	{ .hsw = { 0x00FFFFFF, 0x0006000E, 0x0 } },	/* 0:	400	400	0	*/
56 	{ .hsw = { 0x00E79FFF, 0x000E000C, 0x0 } },	/* 1:	400	500	2	*/
57 	{ .hsw = { 0x00D75FFF, 0x0005000A, 0x0 } },	/* 2:	400	600	3.5	*/
58 	{ .hsw = { 0x00FFFFFF, 0x0005000A, 0x0 } },	/* 3:	600	600	0	*/
59 	{ .hsw = { 0x00E79FFF, 0x001D0007, 0x0 } },	/* 4:	600	750	2	*/
60 	{ .hsw = { 0x00D75FFF, 0x000C0004, 0x0 } },	/* 5:	600	900	3.5	*/
61 	{ .hsw = { 0x00FFFFFF, 0x00040006, 0x0 } },	/* 6:	800	800	0	*/
62 	{ .hsw = { 0x80E79FFF, 0x00030002, 0x0 } },	/* 7:	800	1000	2	*/
63 	{ .hsw = { 0x00FFFFFF, 0x00140005, 0x0 } },	/* 8:	850	850	0	*/
64 	{ .hsw = { 0x00FFFFFF, 0x000C0004, 0x0 } },	/* 9:	900	900	0	*/
65 	{ .hsw = { 0x00FFFFFF, 0x001C0003, 0x0 } },	/* 10:	950	950	0	*/
66 	{ .hsw = { 0x80FFFFFF, 0x00030002, 0x0 } },	/* 11:	1000	1000	0	*/
67 };
68 
69 static const struct intel_ddi_buf_trans hsw_trans_hdmi = {
70 	.entries = _hsw_trans_hdmi,
71 	.num_entries = ARRAY_SIZE(_hsw_trans_hdmi),
72 	.hdmi_default_entry = 6,
73 };
74 
75 static const union intel_ddi_buf_trans_entry _bdw_trans_edp[] = {
76 	{ .hsw = { 0x00FFFFFF, 0x00000012, 0x0 } },
77 	{ .hsw = { 0x00EBAFFF, 0x00020011, 0x0 } },
78 	{ .hsw = { 0x00C71FFF, 0x0006000F, 0x0 } },
79 	{ .hsw = { 0x00AAAFFF, 0x000E000A, 0x0 } },
80 	{ .hsw = { 0x00FFFFFF, 0x00020011, 0x0 } },
81 	{ .hsw = { 0x00DB6FFF, 0x0005000F, 0x0 } },
82 	{ .hsw = { 0x00BEEFFF, 0x000A000C, 0x0 } },
83 	{ .hsw = { 0x00FFFFFF, 0x0005000F, 0x0 } },
84 	{ .hsw = { 0x00DB6FFF, 0x000A000C, 0x0 } },
85 };
86 
87 static const struct intel_ddi_buf_trans bdw_trans_edp = {
88 	.entries = _bdw_trans_edp,
89 	.num_entries = ARRAY_SIZE(_bdw_trans_edp),
90 };
91 
92 static const union intel_ddi_buf_trans_entry _bdw_trans_dp[] = {
93 	{ .hsw = { 0x00FFFFFF, 0x0007000E, 0x0 } },
94 	{ .hsw = { 0x00D75FFF, 0x000E000A, 0x0 } },
95 	{ .hsw = { 0x00BEFFFF, 0x00140006, 0x0 } },
96 	{ .hsw = { 0x80B2CFFF, 0x001B0002, 0x0 } },
97 	{ .hsw = { 0x00FFFFFF, 0x000E000A, 0x0 } },
98 	{ .hsw = { 0x00DB6FFF, 0x00160005, 0x0 } },
99 	{ .hsw = { 0x80C71FFF, 0x001A0002, 0x0 } },
100 	{ .hsw = { 0x00F7DFFF, 0x00180004, 0x0 } },
101 	{ .hsw = { 0x80D75FFF, 0x001B0002, 0x0 } },
102 };
103 
104 static const struct intel_ddi_buf_trans bdw_trans_dp = {
105 	.entries = _bdw_trans_dp,
106 	.num_entries = ARRAY_SIZE(_bdw_trans_dp),
107 };
108 
109 static const union intel_ddi_buf_trans_entry _bdw_trans_fdi[] = {
110 	{ .hsw = { 0x00FFFFFF, 0x0001000E, 0x0 } },
111 	{ .hsw = { 0x00D75FFF, 0x0004000A, 0x0 } },
112 	{ .hsw = { 0x00C30FFF, 0x00070006, 0x0 } },
113 	{ .hsw = { 0x00AAAFFF, 0x000C0000, 0x0 } },
114 	{ .hsw = { 0x00FFFFFF, 0x0004000A, 0x0 } },
115 	{ .hsw = { 0x00D75FFF, 0x00090004, 0x0 } },
116 	{ .hsw = { 0x00C30FFF, 0x000C0000, 0x0 } },
117 	{ .hsw = { 0x00FFFFFF, 0x00070006, 0x0 } },
118 	{ .hsw = { 0x00D75FFF, 0x000C0000, 0x0 } },
119 };
120 
121 static const struct intel_ddi_buf_trans bdw_trans_fdi = {
122 	.entries = _bdw_trans_fdi,
123 	.num_entries = ARRAY_SIZE(_bdw_trans_fdi),
124 };
125 
126 static const union intel_ddi_buf_trans_entry _bdw_trans_hdmi[] = {
127 							/* Idx	NT mV d	T mV df	db	*/
128 	{ .hsw = { 0x00FFFFFF, 0x0007000E, 0x0 } },	/* 0:	400	400	0	*/
129 	{ .hsw = { 0x00D75FFF, 0x000E000A, 0x0 } },	/* 1:	400	600	3.5	*/
130 	{ .hsw = { 0x00BEFFFF, 0x00140006, 0x0 } },	/* 2:	400	800	6	*/
131 	{ .hsw = { 0x00FFFFFF, 0x0009000D, 0x0 } },	/* 3:	450	450	0	*/
132 	{ .hsw = { 0x00FFFFFF, 0x000E000A, 0x0 } },	/* 4:	600	600	0	*/
133 	{ .hsw = { 0x00D7FFFF, 0x00140006, 0x0 } },	/* 5:	600	800	2.5	*/
134 	{ .hsw = { 0x80CB2FFF, 0x001B0002, 0x0 } },	/* 6:	600	1000	4.5	*/
135 	{ .hsw = { 0x00FFFFFF, 0x00140006, 0x0 } },	/* 7:	800	800	0	*/
136 	{ .hsw = { 0x80E79FFF, 0x001B0002, 0x0 } },	/* 8:	800	1000	2	*/
137 	{ .hsw = { 0x80FFFFFF, 0x001B0002, 0x0 } },	/* 9:	1000	1000	0	*/
138 };
139 
140 static const struct intel_ddi_buf_trans bdw_trans_hdmi = {
141 	.entries = _bdw_trans_hdmi,
142 	.num_entries = ARRAY_SIZE(_bdw_trans_hdmi),
143 	.hdmi_default_entry = 7,
144 };
145 
146 /* Skylake H and S */
147 static const union intel_ddi_buf_trans_entry _skl_trans_dp[] = {
148 	{ .hsw = { 0x00002016, 0x000000A0, 0x0 } },
149 	{ .hsw = { 0x00005012, 0x0000009B, 0x0 } },
150 	{ .hsw = { 0x00007011, 0x00000088, 0x0 } },
151 	{ .hsw = { 0x80009010, 0x000000C0, 0x1 } },
152 	{ .hsw = { 0x00002016, 0x0000009B, 0x0 } },
153 	{ .hsw = { 0x00005012, 0x00000088, 0x0 } },
154 	{ .hsw = { 0x80007011, 0x000000C0, 0x1 } },
155 	{ .hsw = { 0x00002016, 0x000000DF, 0x0 } },
156 	{ .hsw = { 0x80005012, 0x000000C0, 0x1 } },
157 };
158 
159 static const struct intel_ddi_buf_trans skl_trans_dp = {
160 	.entries = _skl_trans_dp,
161 	.num_entries = ARRAY_SIZE(_skl_trans_dp),
162 };
163 
164 /* Skylake U */
165 static const union intel_ddi_buf_trans_entry _skl_u_trans_dp[] = {
166 	{ .hsw = { 0x0000201B, 0x000000A2, 0x0 } },
167 	{ .hsw = { 0x00005012, 0x00000088, 0x0 } },
168 	{ .hsw = { 0x80007011, 0x000000CD, 0x1 } },
169 	{ .hsw = { 0x80009010, 0x000000C0, 0x1 } },
170 	{ .hsw = { 0x0000201B, 0x0000009D, 0x0 } },
171 	{ .hsw = { 0x80005012, 0x000000C0, 0x1 } },
172 	{ .hsw = { 0x80007011, 0x000000C0, 0x1 } },
173 	{ .hsw = { 0x00002016, 0x00000088, 0x0 } },
174 	{ .hsw = { 0x80005012, 0x000000C0, 0x1 } },
175 };
176 
177 static const struct intel_ddi_buf_trans skl_u_trans_dp = {
178 	.entries = _skl_u_trans_dp,
179 	.num_entries = ARRAY_SIZE(_skl_u_trans_dp),
180 };
181 
182 /* Skylake Y */
183 static const union intel_ddi_buf_trans_entry _skl_y_trans_dp[] = {
184 	{ .hsw = { 0x00000018, 0x000000A2, 0x0 } },
185 	{ .hsw = { 0x00005012, 0x00000088, 0x0 } },
186 	{ .hsw = { 0x80007011, 0x000000CD, 0x3 } },
187 	{ .hsw = { 0x80009010, 0x000000C0, 0x3 } },
188 	{ .hsw = { 0x00000018, 0x0000009D, 0x0 } },
189 	{ .hsw = { 0x80005012, 0x000000C0, 0x3 } },
190 	{ .hsw = { 0x80007011, 0x000000C0, 0x3 } },
191 	{ .hsw = { 0x00000018, 0x00000088, 0x0 } },
192 	{ .hsw = { 0x80005012, 0x000000C0, 0x3 } },
193 };
194 
195 static const struct intel_ddi_buf_trans skl_y_trans_dp = {
196 	.entries = _skl_y_trans_dp,
197 	.num_entries = ARRAY_SIZE(_skl_y_trans_dp),
198 };
199 
200 /* Kabylake H and S */
201 static const union intel_ddi_buf_trans_entry _kbl_trans_dp[] = {
202 	{ .hsw = { 0x00002016, 0x000000A0, 0x0 } },
203 	{ .hsw = { 0x00005012, 0x0000009B, 0x0 } },
204 	{ .hsw = { 0x00007011, 0x00000088, 0x0 } },
205 	{ .hsw = { 0x80009010, 0x000000C0, 0x1 } },
206 	{ .hsw = { 0x00002016, 0x0000009B, 0x0 } },
207 	{ .hsw = { 0x00005012, 0x00000088, 0x0 } },
208 	{ .hsw = { 0x80007011, 0x000000C0, 0x1 } },
209 	{ .hsw = { 0x00002016, 0x00000097, 0x0 } },
210 	{ .hsw = { 0x80005012, 0x000000C0, 0x1 } },
211 };
212 
213 static const struct intel_ddi_buf_trans kbl_trans_dp = {
214 	.entries = _kbl_trans_dp,
215 	.num_entries = ARRAY_SIZE(_kbl_trans_dp),
216 };
217 
218 /* Kabylake U */
219 static const union intel_ddi_buf_trans_entry _kbl_u_trans_dp[] = {
220 	{ .hsw = { 0x0000201B, 0x000000A1, 0x0 } },
221 	{ .hsw = { 0x00005012, 0x00000088, 0x0 } },
222 	{ .hsw = { 0x80007011, 0x000000CD, 0x3 } },
223 	{ .hsw = { 0x80009010, 0x000000C0, 0x3 } },
224 	{ .hsw = { 0x0000201B, 0x0000009D, 0x0 } },
225 	{ .hsw = { 0x80005012, 0x000000C0, 0x3 } },
226 	{ .hsw = { 0x80007011, 0x000000C0, 0x3 } },
227 	{ .hsw = { 0x00002016, 0x0000004F, 0x0 } },
228 	{ .hsw = { 0x80005012, 0x000000C0, 0x3 } },
229 };
230 
231 static const struct intel_ddi_buf_trans kbl_u_trans_dp = {
232 	.entries = _kbl_u_trans_dp,
233 	.num_entries = ARRAY_SIZE(_kbl_u_trans_dp),
234 };
235 
236 /* Kabylake Y */
237 static const union intel_ddi_buf_trans_entry _kbl_y_trans_dp[] = {
238 	{ .hsw = { 0x00001017, 0x000000A1, 0x0 } },
239 	{ .hsw = { 0x00005012, 0x00000088, 0x0 } },
240 	{ .hsw = { 0x80007011, 0x000000CD, 0x3 } },
241 	{ .hsw = { 0x8000800F, 0x000000C0, 0x3 } },
242 	{ .hsw = { 0x00001017, 0x0000009D, 0x0 } },
243 	{ .hsw = { 0x80005012, 0x000000C0, 0x3 } },
244 	{ .hsw = { 0x80007011, 0x000000C0, 0x3 } },
245 	{ .hsw = { 0x00001017, 0x0000004C, 0x0 } },
246 	{ .hsw = { 0x80005012, 0x000000C0, 0x3 } },
247 };
248 
249 static const struct intel_ddi_buf_trans kbl_y_trans_dp = {
250 	.entries = _kbl_y_trans_dp,
251 	.num_entries = ARRAY_SIZE(_kbl_y_trans_dp),
252 };
253 
254 /*
255  * Skylake/Kabylake H and S
256  * eDP 1.4 low vswing translation parameters
257  */
258 static const union intel_ddi_buf_trans_entry _skl_trans_edp[] = {
259 	{ .hsw = { 0x00000018, 0x000000A8, 0x0 } },
260 	{ .hsw = { 0x00004013, 0x000000A9, 0x0 } },
261 	{ .hsw = { 0x00007011, 0x000000A2, 0x0 } },
262 	{ .hsw = { 0x00009010, 0x0000009C, 0x0 } },
263 	{ .hsw = { 0x00000018, 0x000000A9, 0x0 } },
264 	{ .hsw = { 0x00006013, 0x000000A2, 0x0 } },
265 	{ .hsw = { 0x00007011, 0x000000A6, 0x0 } },
266 	{ .hsw = { 0x00000018, 0x000000AB, 0x0 } },
267 	{ .hsw = { 0x00007013, 0x0000009F, 0x0 } },
268 	{ .hsw = { 0x00000018, 0x000000DF, 0x0 } },
269 };
270 
271 static const struct intel_ddi_buf_trans skl_trans_edp = {
272 	.entries = _skl_trans_edp,
273 	.num_entries = ARRAY_SIZE(_skl_trans_edp),
274 };
275 
276 /*
277  * Skylake/Kabylake U
278  * eDP 1.4 low vswing translation parameters
279  */
280 static const union intel_ddi_buf_trans_entry _skl_u_trans_edp[] = {
281 	{ .hsw = { 0x00000018, 0x000000A8, 0x0 } },
282 	{ .hsw = { 0x00004013, 0x000000A9, 0x0 } },
283 	{ .hsw = { 0x00007011, 0x000000A2, 0x0 } },
284 	{ .hsw = { 0x00009010, 0x0000009C, 0x0 } },
285 	{ .hsw = { 0x00000018, 0x000000A9, 0x0 } },
286 	{ .hsw = { 0x00006013, 0x000000A2, 0x0 } },
287 	{ .hsw = { 0x00007011, 0x000000A6, 0x0 } },
288 	{ .hsw = { 0x00002016, 0x000000AB, 0x0 } },
289 	{ .hsw = { 0x00005013, 0x0000009F, 0x0 } },
290 	{ .hsw = { 0x00000018, 0x000000DF, 0x0 } },
291 };
292 
293 static const struct intel_ddi_buf_trans skl_u_trans_edp = {
294 	.entries = _skl_u_trans_edp,
295 	.num_entries = ARRAY_SIZE(_skl_u_trans_edp),
296 };
297 
298 /*
299  * Skylake/Kabylake Y
300  * eDP 1.4 low vswing translation parameters
301  */
302 static const union intel_ddi_buf_trans_entry _skl_y_trans_edp[] = {
303 	{ .hsw = { 0x00000018, 0x000000A8, 0x0 } },
304 	{ .hsw = { 0x00004013, 0x000000AB, 0x0 } },
305 	{ .hsw = { 0x00007011, 0x000000A4, 0x0 } },
306 	{ .hsw = { 0x00009010, 0x000000DF, 0x0 } },
307 	{ .hsw = { 0x00000018, 0x000000AA, 0x0 } },
308 	{ .hsw = { 0x00006013, 0x000000A4, 0x0 } },
309 	{ .hsw = { 0x00007011, 0x0000009D, 0x0 } },
310 	{ .hsw = { 0x00000018, 0x000000A0, 0x0 } },
311 	{ .hsw = { 0x00006012, 0x000000DF, 0x0 } },
312 	{ .hsw = { 0x00000018, 0x0000008A, 0x0 } },
313 };
314 
315 static const struct intel_ddi_buf_trans skl_y_trans_edp = {
316 	.entries = _skl_y_trans_edp,
317 	.num_entries = ARRAY_SIZE(_skl_y_trans_edp),
318 };
319 
320 /* Skylake/Kabylake U, H and S */
321 static const union intel_ddi_buf_trans_entry _skl_trans_hdmi[] = {
322 	{ .hsw = { 0x00000018, 0x000000AC, 0x0 } },
323 	{ .hsw = { 0x00005012, 0x0000009D, 0x0 } },
324 	{ .hsw = { 0x00007011, 0x00000088, 0x0 } },
325 	{ .hsw = { 0x00000018, 0x000000A1, 0x0 } },
326 	{ .hsw = { 0x00000018, 0x00000098, 0x0 } },
327 	{ .hsw = { 0x00004013, 0x00000088, 0x0 } },
328 	{ .hsw = { 0x80006012, 0x000000CD, 0x1 } },
329 	{ .hsw = { 0x00000018, 0x000000DF, 0x0 } },
330 	{ .hsw = { 0x80003015, 0x000000CD, 0x1 } },	/* Default */
331 	{ .hsw = { 0x80003015, 0x000000C0, 0x1 } },
332 	{ .hsw = { 0x80000018, 0x000000C0, 0x1 } },
333 };
334 
335 static const struct intel_ddi_buf_trans skl_trans_hdmi = {
336 	.entries = _skl_trans_hdmi,
337 	.num_entries = ARRAY_SIZE(_skl_trans_hdmi),
338 	.hdmi_default_entry = 8,
339 };
340 
341 /* Skylake/Kabylake Y */
342 static const union intel_ddi_buf_trans_entry _skl_y_trans_hdmi[] = {
343 	{ .hsw = { 0x00000018, 0x000000A1, 0x0 } },
344 	{ .hsw = { 0x00005012, 0x000000DF, 0x0 } },
345 	{ .hsw = { 0x80007011, 0x000000CB, 0x3 } },
346 	{ .hsw = { 0x00000018, 0x000000A4, 0x0 } },
347 	{ .hsw = { 0x00000018, 0x0000009D, 0x0 } },
348 	{ .hsw = { 0x00004013, 0x00000080, 0x0 } },
349 	{ .hsw = { 0x80006013, 0x000000C0, 0x3 } },
350 	{ .hsw = { 0x00000018, 0x0000008A, 0x0 } },
351 	{ .hsw = { 0x80003015, 0x000000C0, 0x3 } },	/* Default */
352 	{ .hsw = { 0x80003015, 0x000000C0, 0x3 } },
353 	{ .hsw = { 0x80000018, 0x000000C0, 0x3 } },
354 };
355 
356 static const struct intel_ddi_buf_trans skl_y_trans_hdmi = {
357 	.entries = _skl_y_trans_hdmi,
358 	.num_entries = ARRAY_SIZE(_skl_y_trans_hdmi),
359 	.hdmi_default_entry = 8,
360 };
361 
362 static const union intel_ddi_buf_trans_entry _bxt_trans_dp[] = {
363 						/* Idx	NT mV diff	db  */
364 	{ .bxt = { 52,  0x9A, 0, 128, } },	/* 0:	400		0   */
365 	{ .bxt = { 78,  0x9A, 0, 85,  } },	/* 1:	400		3.5 */
366 	{ .bxt = { 104, 0x9A, 0, 64,  } },	/* 2:	400		6   */
367 	{ .bxt = { 154, 0x9A, 0, 43,  } },	/* 3:	400		9.5 */
368 	{ .bxt = { 77,  0x9A, 0, 128, } },	/* 4:	600		0   */
369 	{ .bxt = { 116, 0x9A, 0, 85,  } },	/* 5:	600		3.5 */
370 	{ .bxt = { 154, 0x9A, 0, 64,  } },	/* 6:	600		6   */
371 	{ .bxt = { 102, 0x9A, 0, 128, } },	/* 7:	800		0   */
372 	{ .bxt = { 154, 0x9A, 0, 85,  } },	/* 8:	800		3.5 */
373 	{ .bxt = { 154, 0x9A, 1, 128, } },	/* 9:	1200		0   */
374 };
375 
376 static const struct intel_ddi_buf_trans bxt_trans_dp = {
377 	.entries = _bxt_trans_dp,
378 	.num_entries = ARRAY_SIZE(_bxt_trans_dp),
379 };
380 
381 static const union intel_ddi_buf_trans_entry _bxt_trans_edp[] = {
382 					/* Idx	NT mV diff	db  */
383 	{ .bxt = { 26, 0, 0, 128, } },	/* 0:	200		0   */
384 	{ .bxt = { 38, 0, 0, 112, } },	/* 1:	200		1.5 */
385 	{ .bxt = { 48, 0, 0, 96,  } },	/* 2:	200		4   */
386 	{ .bxt = { 54, 0, 0, 69,  } },	/* 3:	200		6   */
387 	{ .bxt = { 32, 0, 0, 128, } },	/* 4:	250		0   */
388 	{ .bxt = { 48, 0, 0, 104, } },	/* 5:	250		1.5 */
389 	{ .bxt = { 54, 0, 0, 85,  } },	/* 6:	250		4   */
390 	{ .bxt = { 43, 0, 0, 128, } },	/* 7:	300		0   */
391 	{ .bxt = { 54, 0, 0, 101, } },	/* 8:	300		1.5 */
392 	{ .bxt = { 48, 0, 0, 128, } },	/* 9:	300		0   */
393 };
394 
395 static const struct intel_ddi_buf_trans bxt_trans_edp = {
396 	.entries = _bxt_trans_edp,
397 	.num_entries = ARRAY_SIZE(_bxt_trans_edp),
398 };
399 
400 /* BSpec has 2 recommended values - entries 0 and 8.
401  * Using the entry with higher vswing.
402  */
403 static const union intel_ddi_buf_trans_entry _bxt_trans_hdmi[] = {
404 						/* Idx	NT mV diff	db  */
405 	{ .bxt = { 52,  0x9A, 0, 128, } },	/* 0:	400		0   */
406 	{ .bxt = { 52,  0x9A, 0, 85,  } },	/* 1:	400		3.5 */
407 	{ .bxt = { 52,  0x9A, 0, 64,  } },	/* 2:	400		6   */
408 	{ .bxt = { 42,  0x9A, 0, 43,  } },	/* 3:	400		9.5 */
409 	{ .bxt = { 77,  0x9A, 0, 128, } },	/* 4:	600		0   */
410 	{ .bxt = { 77,  0x9A, 0, 85,  } },	/* 5:	600		3.5 */
411 	{ .bxt = { 77,  0x9A, 0, 64,  } },	/* 6:	600		6   */
412 	{ .bxt = { 102, 0x9A, 0, 128, } },	/* 7:	800		0   */
413 	{ .bxt = { 102, 0x9A, 0, 85,  } },	/* 8:	800		3.5 */
414 	{ .bxt = { 154, 0x9A, 1, 128, } },	/* 9:	1200		0   */
415 };
416 
417 static const struct intel_ddi_buf_trans bxt_trans_hdmi = {
418 	.entries = _bxt_trans_hdmi,
419 	.num_entries = ARRAY_SIZE(_bxt_trans_hdmi),
420 	.hdmi_default_entry = ARRAY_SIZE(_bxt_trans_hdmi) - 1,
421 };
422 
423 /* icl_combo_phy_trans */
424 static const union intel_ddi_buf_trans_entry _icl_combo_phy_trans_dp_hbr2_edp_hbr3[] = {
425 							/* NT mV Trans mV db    */
426 	{ .icl = { 0xA, 0x35, 0x3F, 0x00, 0x00 } },	/* 350   350      0.0   */
427 	{ .icl = { 0xA, 0x4F, 0x37, 0x00, 0x08 } },	/* 350   500      3.1   */
428 	{ .icl = { 0xC, 0x71, 0x2F, 0x00, 0x10 } },	/* 350   700      6.0   */
429 	{ .icl = { 0x6, 0x7F, 0x2B, 0x00, 0x14 } },	/* 350   900      8.2   */
430 	{ .icl = { 0xA, 0x4C, 0x3F, 0x00, 0x00 } },	/* 500   500      0.0   */
431 	{ .icl = { 0xC, 0x73, 0x34, 0x00, 0x0B } },	/* 500   700      2.9   */
432 	{ .icl = { 0x6, 0x7F, 0x2F, 0x00, 0x10 } },	/* 500   900      5.1   */
433 	{ .icl = { 0xC, 0x6C, 0x3C, 0x00, 0x03 } },	/* 650   700      0.6   */
434 	{ .icl = { 0x6, 0x7F, 0x35, 0x00, 0x0A } },	/* 600   900      3.5   */
435 	{ .icl = { 0x6, 0x7F, 0x3F, 0x00, 0x00 } },	/* 900   900      0.0   */
436 };
437 
438 static const struct intel_ddi_buf_trans icl_combo_phy_trans_dp_hbr2_edp_hbr3 = {
439 	.entries = _icl_combo_phy_trans_dp_hbr2_edp_hbr3,
440 	.num_entries = ARRAY_SIZE(_icl_combo_phy_trans_dp_hbr2_edp_hbr3),
441 };
442 
443 static const union intel_ddi_buf_trans_entry _icl_combo_phy_trans_edp_hbr2[] = {
444 							/* NT mV Trans mV db    */
445 	{ .icl = { 0x0, 0x7F, 0x3F, 0x00, 0x00 } },	/* 200   200      0.0   */
446 	{ .icl = { 0x8, 0x7F, 0x38, 0x00, 0x07 } },	/* 200   250      1.9   */
447 	{ .icl = { 0x1, 0x7F, 0x33, 0x00, 0x0C } },	/* 200   300      3.5   */
448 	{ .icl = { 0x9, 0x7F, 0x31, 0x00, 0x0E } },	/* 200   350      4.9   */
449 	{ .icl = { 0x8, 0x7F, 0x3F, 0x00, 0x00 } },	/* 250   250      0.0   */
450 	{ .icl = { 0x1, 0x7F, 0x38, 0x00, 0x07 } },	/* 250   300      1.6   */
451 	{ .icl = { 0x9, 0x7F, 0x35, 0x00, 0x0A } },	/* 250   350      2.9   */
452 	{ .icl = { 0x1, 0x7F, 0x3F, 0x00, 0x00 } },	/* 300   300      0.0   */
453 	{ .icl = { 0x9, 0x7F, 0x38, 0x00, 0x07 } },	/* 300   350      1.3   */
454 	{ .icl = { 0x9, 0x7F, 0x3F, 0x00, 0x00 } },	/* 350   350      0.0   */
455 };
456 
457 static const struct intel_ddi_buf_trans icl_combo_phy_trans_edp_hbr2 = {
458 	.entries = _icl_combo_phy_trans_edp_hbr2,
459 	.num_entries = ARRAY_SIZE(_icl_combo_phy_trans_edp_hbr2),
460 };
461 
462 static const union intel_ddi_buf_trans_entry _icl_combo_phy_trans_hdmi[] = {
463 							/* NT mV Trans mV db    */
464 	{ .icl = { 0xA, 0x60, 0x3F, 0x00, 0x00 } },	/* 450   450      0.0   */
465 	{ .icl = { 0xB, 0x73, 0x36, 0x00, 0x09 } },	/* 450   650      3.2   */
466 	{ .icl = { 0x6, 0x7F, 0x31, 0x00, 0x0E } },	/* 450   850      5.5   */
467 	{ .icl = { 0xB, 0x73, 0x3F, 0x00, 0x00 } },	/* 650   650      0.0   ALS */
468 	{ .icl = { 0x6, 0x7F, 0x37, 0x00, 0x08 } },	/* 650   850      2.3   */
469 	{ .icl = { 0x6, 0x7F, 0x3F, 0x00, 0x00 } },	/* 850   850      0.0   */
470 	{ .icl = { 0x6, 0x7F, 0x35, 0x00, 0x0A } },	/* 600   850      3.0   */
471 };
472 
473 static const struct intel_ddi_buf_trans icl_combo_phy_trans_hdmi = {
474 	.entries = _icl_combo_phy_trans_hdmi,
475 	.num_entries = ARRAY_SIZE(_icl_combo_phy_trans_hdmi),
476 	.hdmi_default_entry = ARRAY_SIZE(_icl_combo_phy_trans_hdmi) - 1,
477 };
478 
479 static const union intel_ddi_buf_trans_entry _ehl_combo_phy_trans_dp[] = {
480 							/* NT mV Trans mV db    */
481 	{ .icl = { 0xA, 0x33, 0x3F, 0x00, 0x00 } },	/* 350   350      0.0   */
482 	{ .icl = { 0xA, 0x47, 0x38, 0x00, 0x07 } },	/* 350   500      3.1   */
483 	{ .icl = { 0xC, 0x64, 0x33, 0x00, 0x0C } },	/* 350   700      6.0   */
484 	{ .icl = { 0x6, 0x7F, 0x2F, 0x00, 0x10 } },	/* 350   900      8.2   */
485 	{ .icl = { 0xA, 0x46, 0x3F, 0x00, 0x00 } },	/* 500   500      0.0   */
486 	{ .icl = { 0xC, 0x64, 0x37, 0x00, 0x08 } },	/* 500   700      2.9   */
487 	{ .icl = { 0x6, 0x7F, 0x32, 0x00, 0x0D } },	/* 500   900      5.1   */
488 	{ .icl = { 0xC, 0x61, 0x3F, 0x00, 0x00 } },	/* 650   700      0.6   */
489 	{ .icl = { 0x6, 0x7F, 0x37, 0x00, 0x08 } },	/* 600   900      3.5   */
490 	{ .icl = { 0x6, 0x7F, 0x3F, 0x00, 0x00 } },	/* 900   900      0.0   */
491 };
492 
493 static const struct intel_ddi_buf_trans ehl_combo_phy_trans_dp = {
494 	.entries = _ehl_combo_phy_trans_dp,
495 	.num_entries = ARRAY_SIZE(_ehl_combo_phy_trans_dp),
496 };
497 
498 static const union intel_ddi_buf_trans_entry _ehl_combo_phy_trans_edp_hbr2[] = {
499 							/* NT mV Trans mV db    */
500 	{ .icl = { 0x8, 0x7F, 0x3F, 0x00, 0x00 } },	/* 200   200      0.0   */
501 	{ .icl = { 0x8, 0x7F, 0x3F, 0x00, 0x00 } },	/* 200   250      1.9   */
502 	{ .icl = { 0x1, 0x7F, 0x3D, 0x00, 0x02 } },	/* 200   300      3.5   */
503 	{ .icl = { 0xA, 0x35, 0x39, 0x00, 0x06 } },	/* 200   350      4.9   */
504 	{ .icl = { 0x8, 0x7F, 0x3F, 0x00, 0x00 } },	/* 250   250      0.0   */
505 	{ .icl = { 0x1, 0x7F, 0x3C, 0x00, 0x03 } },	/* 250   300      1.6   */
506 	{ .icl = { 0xA, 0x35, 0x39, 0x00, 0x06 } },	/* 250   350      2.9   */
507 	{ .icl = { 0x1, 0x7F, 0x3F, 0x00, 0x00 } },	/* 300   300      0.0   */
508 	{ .icl = { 0xA, 0x35, 0x38, 0x00, 0x07 } },	/* 300   350      1.3   */
509 	{ .icl = { 0xA, 0x35, 0x3F, 0x00, 0x00 } },	/* 350   350      0.0   */
510 };
511 
512 static const struct intel_ddi_buf_trans ehl_combo_phy_trans_edp_hbr2 = {
513 	.entries = _ehl_combo_phy_trans_edp_hbr2,
514 	.num_entries = ARRAY_SIZE(_ehl_combo_phy_trans_edp_hbr2),
515 };
516 
517 static const union intel_ddi_buf_trans_entry _jsl_combo_phy_trans_edp_hbr[] = {
518 							/* NT mV Trans mV db    */
519 	{ .icl = { 0x8, 0x7F, 0x3F, 0x00, 0x00 } },	/* 200   200      0.0   */
520 	{ .icl = { 0x8, 0x7F, 0x38, 0x00, 0x07 } },	/* 200   250      1.9   */
521 	{ .icl = { 0x1, 0x7F, 0x33, 0x00, 0x0C } },	/* 200   300      3.5   */
522 	{ .icl = { 0xA, 0x35, 0x36, 0x00, 0x09 } },	/* 200   350      4.9   */
523 	{ .icl = { 0x8, 0x7F, 0x3F, 0x00, 0x00 } },	/* 250   250      0.0   */
524 	{ .icl = { 0x1, 0x7F, 0x38, 0x00, 0x07 } },	/* 250   300      1.6   */
525 	{ .icl = { 0xA, 0x35, 0x35, 0x00, 0x0A } },	/* 250   350      2.9   */
526 	{ .icl = { 0x1, 0x7F, 0x3F, 0x00, 0x00 } },	/* 300   300      0.0   */
527 	{ .icl = { 0xA, 0x35, 0x38, 0x00, 0x07 } },	/* 300   350      1.3   */
528 	{ .icl = { 0xA, 0x35, 0x3F, 0x00, 0x00 } },	/* 350   350      0.0   */
529 };
530 
531 static const struct intel_ddi_buf_trans jsl_combo_phy_trans_edp_hbr = {
532 	.entries = _jsl_combo_phy_trans_edp_hbr,
533 	.num_entries = ARRAY_SIZE(_jsl_combo_phy_trans_edp_hbr),
534 };
535 
536 static const union intel_ddi_buf_trans_entry _jsl_combo_phy_trans_edp_hbr2[] = {
537 							/* NT mV Trans mV db    */
538 	{ .icl = { 0x8, 0x7F, 0x3F, 0x00, 0x00 } },	/* 200   200      0.0   */
539 	{ .icl = { 0x8, 0x7F, 0x3F, 0x00, 0x00 } },	/* 200   250      1.9   */
540 	{ .icl = { 0x1, 0x7F, 0x3D, 0x00, 0x02 } },	/* 200   300      3.5   */
541 	{ .icl = { 0xA, 0x35, 0x38, 0x00, 0x07 } },	/* 200   350      4.9   */
542 	{ .icl = { 0x8, 0x7F, 0x3F, 0x00, 0x00 } },	/* 250   250      0.0   */
543 	{ .icl = { 0x1, 0x7F, 0x3F, 0x00, 0x00 } },	/* 250   300      1.6   */
544 	{ .icl = { 0xA, 0x35, 0x3A, 0x00, 0x05 } },	/* 250   350      2.9   */
545 	{ .icl = { 0x1, 0x7F, 0x3F, 0x00, 0x00 } },	/* 300   300      0.0   */
546 	{ .icl = { 0xA, 0x35, 0x38, 0x00, 0x07 } },	/* 300   350      1.3   */
547 	{ .icl = { 0xA, 0x35, 0x3F, 0x00, 0x00 } },	/* 350   350      0.0   */
548 };
549 
550 static const struct intel_ddi_buf_trans jsl_combo_phy_trans_edp_hbr2 = {
551 	.entries = _jsl_combo_phy_trans_edp_hbr2,
552 	.num_entries = ARRAY_SIZE(_jsl_combo_phy_trans_edp_hbr2),
553 };
554 
555 static const union intel_ddi_buf_trans_entry _dg1_combo_phy_trans_dp_rbr_hbr[] = {
556 							/* NT mV Trans mV db    */
557 	{ .icl = { 0xA, 0x32, 0x3F, 0x00, 0x00 } },	/* 350   350      0.0   */
558 	{ .icl = { 0xA, 0x48, 0x35, 0x00, 0x0A } },	/* 350   500      3.1   */
559 	{ .icl = { 0xC, 0x63, 0x2F, 0x00, 0x10 } },	/* 350   700      6.0   */
560 	{ .icl = { 0x6, 0x7F, 0x2C, 0x00, 0x13 } },	/* 350   900      8.2   */
561 	{ .icl = { 0xA, 0x43, 0x3F, 0x00, 0x00 } },	/* 500   500      0.0   */
562 	{ .icl = { 0xC, 0x60, 0x36, 0x00, 0x09 } },	/* 500   700      2.9   */
563 	{ .icl = { 0x6, 0x7F, 0x30, 0x00, 0x0F } },	/* 500   900      5.1   */
564 	{ .icl = { 0xC, 0x60, 0x3F, 0x00, 0x00 } },	/* 650   700      0.6   */
565 	{ .icl = { 0x6, 0x7F, 0x37, 0x00, 0x08 } },	/* 600   900      3.5   */
566 	{ .icl = { 0x6, 0x7F, 0x3F, 0x00, 0x00 } },	/* 900   900      0.0   */
567 };
568 
569 static const struct intel_ddi_buf_trans dg1_combo_phy_trans_dp_rbr_hbr = {
570 	.entries = _dg1_combo_phy_trans_dp_rbr_hbr,
571 	.num_entries = ARRAY_SIZE(_dg1_combo_phy_trans_dp_rbr_hbr),
572 };
573 
574 static const union intel_ddi_buf_trans_entry _dg1_combo_phy_trans_dp_hbr2_hbr3[] = {
575 							/* NT mV Trans mV db    */
576 	{ .icl = { 0xA, 0x32, 0x3F, 0x00, 0x00 } },	/* 350   350      0.0   */
577 	{ .icl = { 0xA, 0x48, 0x35, 0x00, 0x0A } },	/* 350   500      3.1   */
578 	{ .icl = { 0xC, 0x63, 0x2F, 0x00, 0x10 } },	/* 350   700      6.0   */
579 	{ .icl = { 0x6, 0x7F, 0x2C, 0x00, 0x13 } },	/* 350   900      8.2   */
580 	{ .icl = { 0xA, 0x43, 0x3F, 0x00, 0x00 } },	/* 500   500      0.0   */
581 	{ .icl = { 0xC, 0x60, 0x36, 0x00, 0x09 } },	/* 500   700      2.9   */
582 	{ .icl = { 0x6, 0x7F, 0x30, 0x00, 0x0F } },	/* 500   900      5.1   */
583 	{ .icl = { 0xC, 0x58, 0x3F, 0x00, 0x00 } },	/* 650   700      0.6   */
584 	{ .icl = { 0x6, 0x7F, 0x35, 0x00, 0x0A } },	/* 600   900      3.5   */
585 	{ .icl = { 0x6, 0x7F, 0x3F, 0x00, 0x00 } },	/* 900   900      0.0   */
586 };
587 
588 static const struct intel_ddi_buf_trans dg1_combo_phy_trans_dp_hbr2_hbr3 = {
589 	.entries = _dg1_combo_phy_trans_dp_hbr2_hbr3,
590 	.num_entries = ARRAY_SIZE(_dg1_combo_phy_trans_dp_hbr2_hbr3),
591 };
592 
593 static const union intel_ddi_buf_trans_entry _icl_mg_phy_trans_rbr_hbr[] = {
594 					/* Voltage swing  pre-emphasis */
595 	{ .mg = { 0x18, 0x00, 0x00 } },	/* 0              0   */
596 	{ .mg = { 0x1D, 0x00, 0x05 } },	/* 0              1   */
597 	{ .mg = { 0x24, 0x00, 0x0C } },	/* 0              2   */
598 	{ .mg = { 0x2B, 0x00, 0x14 } },	/* 0              3   */
599 	{ .mg = { 0x21, 0x00, 0x00 } },	/* 1              0   */
600 	{ .mg = { 0x2B, 0x00, 0x08 } },	/* 1              1   */
601 	{ .mg = { 0x30, 0x00, 0x0F } },	/* 1              2   */
602 	{ .mg = { 0x31, 0x00, 0x03 } },	/* 2              0   */
603 	{ .mg = { 0x34, 0x00, 0x0B } },	/* 2              1   */
604 	{ .mg = { 0x3F, 0x00, 0x00 } },	/* 3              0   */
605 };
606 
607 static const struct intel_ddi_buf_trans icl_mg_phy_trans_rbr_hbr = {
608 	.entries = _icl_mg_phy_trans_rbr_hbr,
609 	.num_entries = ARRAY_SIZE(_icl_mg_phy_trans_rbr_hbr),
610 };
611 
612 static const union intel_ddi_buf_trans_entry _icl_mg_phy_trans_hbr2_hbr3[] = {
613 					/* Voltage swing  pre-emphasis */
614 	{ .mg = { 0x18, 0x00, 0x00 } },	/* 0              0   */
615 	{ .mg = { 0x1D, 0x00, 0x05 } },	/* 0              1   */
616 	{ .mg = { 0x24, 0x00, 0x0C } },	/* 0              2   */
617 	{ .mg = { 0x2B, 0x00, 0x14 } },	/* 0              3   */
618 	{ .mg = { 0x26, 0x00, 0x00 } },	/* 1              0   */
619 	{ .mg = { 0x2C, 0x00, 0x07 } },	/* 1              1   */
620 	{ .mg = { 0x33, 0x00, 0x0C } },	/* 1              2   */
621 	{ .mg = { 0x2E, 0x00, 0x00 } },	/* 2              0   */
622 	{ .mg = { 0x36, 0x00, 0x09 } },	/* 2              1   */
623 	{ .mg = { 0x3F, 0x00, 0x00 } },	/* 3              0   */
624 };
625 
626 static const struct intel_ddi_buf_trans icl_mg_phy_trans_hbr2_hbr3 = {
627 	.entries = _icl_mg_phy_trans_hbr2_hbr3,
628 	.num_entries = ARRAY_SIZE(_icl_mg_phy_trans_hbr2_hbr3),
629 };
630 
631 static const union intel_ddi_buf_trans_entry _icl_mg_phy_trans_hdmi[] = {
632 					/* HDMI Preset	VS	Pre-emph */
633 	{ .mg = { 0x1A, 0x0, 0x0 } },	/* 1		400mV	0dB */
634 	{ .mg = { 0x20, 0x0, 0x0 } },	/* 2		500mV	0dB */
635 	{ .mg = { 0x29, 0x0, 0x0 } },	/* 3		650mV	0dB */
636 	{ .mg = { 0x32, 0x0, 0x0 } },	/* 4		800mV	0dB */
637 	{ .mg = { 0x3F, 0x0, 0x0 } },	/* 5		1000mV	0dB */
638 	{ .mg = { 0x3A, 0x0, 0x5 } },	/* 6		Full	-1.5 dB */
639 	{ .mg = { 0x39, 0x0, 0x6 } },	/* 7		Full	-1.8 dB */
640 	{ .mg = { 0x38, 0x0, 0x7 } },	/* 8		Full	-2 dB */
641 	{ .mg = { 0x37, 0x0, 0x8 } },	/* 9		Full	-2.5 dB */
642 	{ .mg = { 0x36, 0x0, 0x9 } },	/* 10		Full	-3 dB */
643 };
644 
645 static const struct intel_ddi_buf_trans icl_mg_phy_trans_hdmi = {
646 	.entries = _icl_mg_phy_trans_hdmi,
647 	.num_entries = ARRAY_SIZE(_icl_mg_phy_trans_hdmi),
648 	.hdmi_default_entry = ARRAY_SIZE(_icl_mg_phy_trans_hdmi) - 1,
649 };
650 
651 static const union intel_ddi_buf_trans_entry _tgl_dkl_phy_trans_dp_hbr[] = {
652 					/* VS	pre-emp	Non-trans mV	Pre-emph dB */
653 	{ .dkl = { 0x7, 0x0, 0x00 } },	/* 0	0	400mV		0 dB */
654 	{ .dkl = { 0x5, 0x0, 0x05 } },	/* 0	1	400mV		3.5 dB */
655 	{ .dkl = { 0x2, 0x0, 0x0B } },	/* 0	2	400mV		6 dB */
656 	{ .dkl = { 0x0, 0x0, 0x18 } },	/* 0	3	400mV		9.5 dB */
657 	{ .dkl = { 0x5, 0x0, 0x00 } },	/* 1	0	600mV		0 dB */
658 	{ .dkl = { 0x2, 0x0, 0x08 } },	/* 1	1	600mV		3.5 dB */
659 	{ .dkl = { 0x0, 0x0, 0x14 } },	/* 1	2	600mV		6 dB */
660 	{ .dkl = { 0x2, 0x0, 0x00 } },	/* 2	0	800mV		0 dB */
661 	{ .dkl = { 0x0, 0x0, 0x0B } },	/* 2	1	800mV		3.5 dB */
662 	{ .dkl = { 0x0, 0x0, 0x00 } },	/* 3	0	1200mV		0 dB HDMI default */
663 };
664 
665 static const struct intel_ddi_buf_trans tgl_dkl_phy_trans_dp_hbr = {
666 	.entries = _tgl_dkl_phy_trans_dp_hbr,
667 	.num_entries = ARRAY_SIZE(_tgl_dkl_phy_trans_dp_hbr),
668 };
669 
670 static const union intel_ddi_buf_trans_entry _tgl_dkl_phy_trans_dp_hbr2[] = {
671 					/* VS	pre-emp	Non-trans mV	Pre-emph dB */
672 	{ .dkl = { 0x7, 0x0, 0x00 } },	/* 0	0	400mV		0 dB */
673 	{ .dkl = { 0x5, 0x0, 0x05 } },	/* 0	1	400mV		3.5 dB */
674 	{ .dkl = { 0x2, 0x0, 0x0B } },	/* 0	2	400mV		6 dB */
675 	{ .dkl = { 0x0, 0x0, 0x19 } },	/* 0	3	400mV		9.5 dB */
676 	{ .dkl = { 0x5, 0x0, 0x00 } },	/* 1	0	600mV		0 dB */
677 	{ .dkl = { 0x2, 0x0, 0x08 } },	/* 1	1	600mV		3.5 dB */
678 	{ .dkl = { 0x0, 0x0, 0x14 } },	/* 1	2	600mV		6 dB */
679 	{ .dkl = { 0x2, 0x0, 0x00 } },	/* 2	0	800mV		0 dB */
680 	{ .dkl = { 0x0, 0x0, 0x0B } },	/* 2	1	800mV		3.5 dB */
681 	{ .dkl = { 0x0, 0x0, 0x00 } },	/* 3	0	1200mV		0 dB HDMI default */
682 };
683 
684 static const struct intel_ddi_buf_trans tgl_dkl_phy_trans_dp_hbr2 = {
685 	.entries = _tgl_dkl_phy_trans_dp_hbr2,
686 	.num_entries = ARRAY_SIZE(_tgl_dkl_phy_trans_dp_hbr2),
687 };
688 
689 static const union intel_ddi_buf_trans_entry _tgl_dkl_phy_trans_hdmi[] = {
690 					/* HDMI Preset	VS	Pre-emph */
691 	{ .dkl = { 0x7, 0x0, 0x0 } },	/* 1		400mV	0dB */
692 	{ .dkl = { 0x6, 0x0, 0x0 } },	/* 2		500mV	0dB */
693 	{ .dkl = { 0x4, 0x0, 0x0 } },	/* 3		650mV	0dB */
694 	{ .dkl = { 0x2, 0x0, 0x0 } },	/* 4		800mV	0dB */
695 	{ .dkl = { 0x0, 0x0, 0x0 } },	/* 5		1000mV	0dB */
696 	{ .dkl = { 0x0, 0x0, 0x5 } },	/* 6		Full	-1.5 dB */
697 	{ .dkl = { 0x0, 0x0, 0x6 } },	/* 7		Full	-1.8 dB */
698 	{ .dkl = { 0x0, 0x0, 0x7 } },	/* 8		Full	-2 dB */
699 	{ .dkl = { 0x0, 0x0, 0x8 } },	/* 9		Full	-2.5 dB */
700 	{ .dkl = { 0x0, 0x0, 0xA } },	/* 10		Full	-3 dB */
701 };
702 
703 static const struct intel_ddi_buf_trans tgl_dkl_phy_trans_hdmi = {
704 	.entries = _tgl_dkl_phy_trans_hdmi,
705 	.num_entries = ARRAY_SIZE(_tgl_dkl_phy_trans_hdmi),
706 	.hdmi_default_entry = ARRAY_SIZE(_tgl_dkl_phy_trans_hdmi) - 1,
707 };
708 
709 static const union intel_ddi_buf_trans_entry _tgl_combo_phy_trans_dp_hbr[] = {
710 							/* NT mV Trans mV db    */
711 	{ .icl = { 0xA, 0x32, 0x3F, 0x00, 0x00 } },	/* 350   350      0.0   */
712 	{ .icl = { 0xA, 0x4F, 0x37, 0x00, 0x08 } },	/* 350   500      3.1   */
713 	{ .icl = { 0xC, 0x71, 0x2F, 0x00, 0x10 } },	/* 350   700      6.0   */
714 	{ .icl = { 0x6, 0x7D, 0x2B, 0x00, 0x14 } },	/* 350   900      8.2   */
715 	{ .icl = { 0xA, 0x4C, 0x3F, 0x00, 0x00 } },	/* 500   500      0.0   */
716 	{ .icl = { 0xC, 0x73, 0x34, 0x00, 0x0B } },	/* 500   700      2.9   */
717 	{ .icl = { 0x6, 0x7F, 0x2F, 0x00, 0x10 } },	/* 500   900      5.1   */
718 	{ .icl = { 0xC, 0x6C, 0x3C, 0x00, 0x03 } },	/* 650   700      0.6   */
719 	{ .icl = { 0x6, 0x7F, 0x35, 0x00, 0x0A } },	/* 600   900      3.5   */
720 	{ .icl = { 0x6, 0x7F, 0x3F, 0x00, 0x00 } },	/* 900   900      0.0   */
721 };
722 
723 static const struct intel_ddi_buf_trans tgl_combo_phy_trans_dp_hbr = {
724 	.entries = _tgl_combo_phy_trans_dp_hbr,
725 	.num_entries = ARRAY_SIZE(_tgl_combo_phy_trans_dp_hbr),
726 };
727 
728 static const union intel_ddi_buf_trans_entry _tgl_combo_phy_trans_dp_hbr2[] = {
729 							/* NT mV Trans mV db    */
730 	{ .icl = { 0xA, 0x35, 0x3F, 0x00, 0x00 } },	/* 350   350      0.0   */
731 	{ .icl = { 0xA, 0x4F, 0x37, 0x00, 0x08 } },	/* 350   500      3.1   */
732 	{ .icl = { 0xC, 0x63, 0x2F, 0x00, 0x10 } },	/* 350   700      6.0   */
733 	{ .icl = { 0x6, 0x7F, 0x2B, 0x00, 0x14 } },	/* 350   900      8.2   */
734 	{ .icl = { 0xA, 0x47, 0x3F, 0x00, 0x00 } },	/* 500   500      0.0   */
735 	{ .icl = { 0xC, 0x63, 0x34, 0x00, 0x0B } },	/* 500   700      2.9   */
736 	{ .icl = { 0x6, 0x7F, 0x2F, 0x00, 0x10 } },	/* 500   900      5.1   */
737 	{ .icl = { 0xC, 0x61, 0x3C, 0x00, 0x03 } },	/* 650   700      0.6   */
738 	{ .icl = { 0x6, 0x7B, 0x35, 0x00, 0x0A } },	/* 600   900      3.5   */
739 	{ .icl = { 0x6, 0x7F, 0x3F, 0x00, 0x00 } },	/* 900   900      0.0   */
740 };
741 
742 static const struct intel_ddi_buf_trans tgl_combo_phy_trans_dp_hbr2 = {
743 	.entries = _tgl_combo_phy_trans_dp_hbr2,
744 	.num_entries = ARRAY_SIZE(_tgl_combo_phy_trans_dp_hbr2),
745 };
746 
747 static const union intel_ddi_buf_trans_entry _tgl_uy_combo_phy_trans_dp_hbr2[] = {
748 							/* NT mV Trans mV db    */
749 	{ .icl = { 0xA, 0x35, 0x3F, 0x00, 0x00 } },	/* 350   350      0.0   */
750 	{ .icl = { 0xA, 0x4F, 0x36, 0x00, 0x09 } },	/* 350   500      3.1   */
751 	{ .icl = { 0xC, 0x60, 0x32, 0x00, 0x0D } },	/* 350   700      6.0   */
752 	{ .icl = { 0xC, 0x7F, 0x2D, 0x00, 0x12 } },	/* 350   900      8.2   */
753 	{ .icl = { 0xC, 0x47, 0x3F, 0x00, 0x00 } },	/* 500   500      0.0   */
754 	{ .icl = { 0xC, 0x6F, 0x36, 0x00, 0x09 } },	/* 500   700      2.9   */
755 	{ .icl = { 0x6, 0x7D, 0x32, 0x00, 0x0D } },	/* 500   900      5.1   */
756 	{ .icl = { 0x6, 0x60, 0x3C, 0x00, 0x03 } },	/* 650   700      0.6   */
757 	{ .icl = { 0x6, 0x7F, 0x34, 0x00, 0x0B } },	/* 600   900      3.5   */
758 	{ .icl = { 0x6, 0x7F, 0x3F, 0x00, 0x00 } },	/* 900   900      0.0   */
759 };
760 
761 static const struct intel_ddi_buf_trans tgl_uy_combo_phy_trans_dp_hbr2 = {
762 	.entries = _tgl_uy_combo_phy_trans_dp_hbr2,
763 	.num_entries = ARRAY_SIZE(_tgl_uy_combo_phy_trans_dp_hbr2),
764 };
765 
766 /*
767  * Cloned the HOBL entry to comply with the voltage and pre-emphasis entries
768  * that DisplayPort specification requires
769  */
770 static const union intel_ddi_buf_trans_entry _tgl_combo_phy_trans_edp_hbr2_hobl[] = {
771 							/* VS	pre-emp	*/
772 	{ .icl = { 0x6, 0x7F, 0x3F, 0x00, 0x00 } },	/* 0	0	*/
773 	{ .icl = { 0x6, 0x7F, 0x3F, 0x00, 0x00 } },	/* 0	1	*/
774 	{ .icl = { 0x6, 0x7F, 0x3F, 0x00, 0x00 } },	/* 0	2	*/
775 	{ .icl = { 0x6, 0x7F, 0x3F, 0x00, 0x00 } },	/* 0	3	*/
776 	{ .icl = { 0x6, 0x7F, 0x3F, 0x00, 0x00 } },	/* 1	0	*/
777 	{ .icl = { 0x6, 0x7F, 0x3F, 0x00, 0x00 } },	/* 1	1	*/
778 	{ .icl = { 0x6, 0x7F, 0x3F, 0x00, 0x00 } },	/* 1	2	*/
779 	{ .icl = { 0x6, 0x7F, 0x3F, 0x00, 0x00 } },	/* 2	0	*/
780 	{ .icl = { 0x6, 0x7F, 0x3F, 0x00, 0x00 } },	/* 2	1	*/
781 };
782 
783 static const struct intel_ddi_buf_trans tgl_combo_phy_trans_edp_hbr2_hobl = {
784 	.entries = _tgl_combo_phy_trans_edp_hbr2_hobl,
785 	.num_entries = ARRAY_SIZE(_tgl_combo_phy_trans_edp_hbr2_hobl),
786 };
787 
788 static const union intel_ddi_buf_trans_entry _rkl_combo_phy_trans_dp_hbr[] = {
789 							/* NT mV Trans mV db    */
790 	{ .icl = { 0xA, 0x2F, 0x3F, 0x00, 0x00 } },	/* 350   350      0.0   */
791 	{ .icl = { 0xA, 0x4F, 0x37, 0x00, 0x08 } },	/* 350   500      3.1   */
792 	{ .icl = { 0xC, 0x63, 0x2F, 0x00, 0x10 } },	/* 350   700      6.0   */
793 	{ .icl = { 0x6, 0x7D, 0x2A, 0x00, 0x15 } },	/* 350   900      8.2   */
794 	{ .icl = { 0xA, 0x4C, 0x3F, 0x00, 0x00 } },	/* 500   500      0.0   */
795 	{ .icl = { 0xC, 0x73, 0x34, 0x00, 0x0B } },	/* 500   700      2.9   */
796 	{ .icl = { 0x6, 0x7F, 0x2F, 0x00, 0x10 } },	/* 500   900      5.1   */
797 	{ .icl = { 0xC, 0x6E, 0x3E, 0x00, 0x01 } },	/* 650   700      0.6   */
798 	{ .icl = { 0x6, 0x7F, 0x35, 0x00, 0x0A } },	/* 600   900      3.5   */
799 	{ .icl = { 0x6, 0x7F, 0x3F, 0x00, 0x00 } },	/* 900   900      0.0   */
800 };
801 
802 static const struct intel_ddi_buf_trans rkl_combo_phy_trans_dp_hbr = {
803 	.entries = _rkl_combo_phy_trans_dp_hbr,
804 	.num_entries = ARRAY_SIZE(_rkl_combo_phy_trans_dp_hbr),
805 };
806 
807 static const union intel_ddi_buf_trans_entry _rkl_combo_phy_trans_dp_hbr2_hbr3[] = {
808 							/* NT mV Trans mV db    */
809 	{ .icl = { 0xA, 0x35, 0x3F, 0x00, 0x00 } },	/* 350   350      0.0   */
810 	{ .icl = { 0xA, 0x50, 0x38, 0x00, 0x07 } },	/* 350   500      3.1   */
811 	{ .icl = { 0xC, 0x61, 0x33, 0x00, 0x0C } },	/* 350   700      6.0   */
812 	{ .icl = { 0x6, 0x7F, 0x2E, 0x00, 0x11 } },	/* 350   900      8.2   */
813 	{ .icl = { 0xA, 0x47, 0x3F, 0x00, 0x00 } },	/* 500   500      0.0   */
814 	{ .icl = { 0xC, 0x5F, 0x38, 0x00, 0x07 } },	/* 500   700      2.9   */
815 	{ .icl = { 0x6, 0x7F, 0x2F, 0x00, 0x10 } },	/* 500   900      5.1   */
816 	{ .icl = { 0xC, 0x5F, 0x3F, 0x00, 0x00 } },	/* 650   700      0.6   */
817 	{ .icl = { 0x6, 0x7E, 0x36, 0x00, 0x09 } },	/* 600   900      3.5   */
818 	{ .icl = { 0x6, 0x7F, 0x3F, 0x00, 0x00 } },	/* 900   900      0.0   */
819 };
820 
821 static const struct intel_ddi_buf_trans rkl_combo_phy_trans_dp_hbr2_hbr3 = {
822 	.entries = _rkl_combo_phy_trans_dp_hbr2_hbr3,
823 	.num_entries = ARRAY_SIZE(_rkl_combo_phy_trans_dp_hbr2_hbr3),
824 };
825 
826 static const union intel_ddi_buf_trans_entry _adls_combo_phy_trans_dp_hbr2_hbr3[] = {
827 							/* NT mV Trans mV db    */
828 	{ .icl = { 0xA, 0x35, 0x3F, 0x00, 0x00 } },	/* 350   350      0.0   */
829 	{ .icl = { 0xA, 0x4F, 0x37, 0x00, 0x08 } },	/* 350   500      3.1   */
830 	{ .icl = { 0xC, 0x63, 0x31, 0x00, 0x0E } },	/* 350   700      6.0   */
831 	{ .icl = { 0x6, 0x7F, 0x2C, 0x00, 0x13 } },	/* 350   900      8.2   */
832 	{ .icl = { 0xA, 0x47, 0x3F, 0x00, 0x00 } },	/* 500   500      0.0   */
833 	{ .icl = { 0xC, 0x63, 0x37, 0x00, 0x08 } },	/* 500   700      2.9   */
834 	{ .icl = { 0x6, 0x73, 0x32, 0x00, 0x0D } },	/* 500   900      5.1   */
835 	{ .icl = { 0xC, 0x58, 0x3F, 0x00, 0x00 } },	/* 650   700      0.6   */
836 	{ .icl = { 0x6, 0x7F, 0x35, 0x00, 0x0A } },	/* 600   900      3.5   */
837 	{ .icl = { 0x6, 0x7F, 0x3F, 0x00, 0x00 } },	/* 900   900      0.0   */
838 };
839 
840 static const struct intel_ddi_buf_trans adls_combo_phy_trans_dp_hbr2_hbr3 = {
841 	.entries = _adls_combo_phy_trans_dp_hbr2_hbr3,
842 	.num_entries = ARRAY_SIZE(_adls_combo_phy_trans_dp_hbr2_hbr3),
843 };
844 
845 static const union intel_ddi_buf_trans_entry _adls_combo_phy_trans_edp_hbr2[] = {
846 							/* NT mV Trans mV db    */
847 	{ .icl = { 0x9, 0x73, 0x3D, 0x00, 0x02 } },	/* 200   200      0.0   */
848 	{ .icl = { 0x9, 0x7A, 0x3C, 0x00, 0x03 } },	/* 200   250      1.9   */
849 	{ .icl = { 0x9, 0x7F, 0x3B, 0x00, 0x04 } },	/* 200   300      3.5   */
850 	{ .icl = { 0x4, 0x6C, 0x33, 0x00, 0x0C } },	/* 200   350      4.9   */
851 	{ .icl = { 0x2, 0x73, 0x3A, 0x00, 0x05 } },	/* 250   250      0.0   */
852 	{ .icl = { 0x2, 0x7C, 0x38, 0x00, 0x07 } },	/* 250   300      1.6   */
853 	{ .icl = { 0x4, 0x5A, 0x36, 0x00, 0x09 } },	/* 250   350      2.9   */
854 	{ .icl = { 0x4, 0x57, 0x3D, 0x00, 0x02 } },	/* 300   300      0.0   */
855 	{ .icl = { 0x4, 0x65, 0x38, 0x00, 0x07 } },	/* 300   350      1.3   */
856 	{ .icl = { 0x4, 0x6C, 0x3A, 0x00, 0x05 } },	/* 350   350      0.0   */
857 };
858 
859 static const struct intel_ddi_buf_trans adls_combo_phy_trans_edp_hbr2 = {
860 	.entries = _adls_combo_phy_trans_edp_hbr2,
861 	.num_entries = ARRAY_SIZE(_adls_combo_phy_trans_edp_hbr2),
862 };
863 
864 static const union intel_ddi_buf_trans_entry _adls_combo_phy_trans_edp_hbr3[] = {
865 							/* NT mV Trans mV db    */
866 	{ .icl = { 0xA, 0x35, 0x3F, 0x00, 0x00 } },	/* 350   350      0.0   */
867 	{ .icl = { 0xA, 0x4F, 0x37, 0x00, 0x08 } },	/* 350   500      3.1   */
868 	{ .icl = { 0xC, 0x63, 0x31, 0x00, 0x0E } },	/* 350   700      6.0   */
869 	{ .icl = { 0x6, 0x7F, 0x2C, 0x00, 0x13 } },	/* 350   900      8.2   */
870 	{ .icl = { 0xA, 0x47, 0x3F, 0x00, 0x00 } },	/* 500   500      0.0   */
871 	{ .icl = { 0xC, 0x63, 0x37, 0x00, 0x08 } },	/* 500   700      2.9   */
872 	{ .icl = { 0x6, 0x73, 0x32, 0x00, 0x0D } },	/* 500   900      5.1   */
873 	{ .icl = { 0xC, 0x58, 0x3F, 0x00, 0x00 } },	/* 650   700      0.6   */
874 	{ .icl = { 0x6, 0x7F, 0x35, 0x00, 0x0A } },	/* 600   900      3.5   */
875 	{ .icl = { 0x6, 0x7F, 0x3F, 0x00, 0x00 } },	/* 900   900      0.0   */
876 };
877 
878 static const struct intel_ddi_buf_trans adls_combo_phy_trans_edp_hbr3 = {
879 	.entries = _adls_combo_phy_trans_edp_hbr3,
880 	.num_entries = ARRAY_SIZE(_adls_combo_phy_trans_edp_hbr3),
881 };
882 
883 static const union intel_ddi_buf_trans_entry _adlp_combo_phy_trans_dp_hbr[] = {
884 							/* NT mV Trans mV db    */
885 	{ .icl = { 0xA, 0x35, 0x3F, 0x00, 0x00 } },	/* 350   350      0.0   */
886 	{ .icl = { 0xA, 0x4F, 0x37, 0x00, 0x08 } },	/* 350   500      3.1   */
887 	{ .icl = { 0xC, 0x71, 0x31, 0x00, 0x0E } },	/* 350   700      6.0   */
888 	{ .icl = { 0x6, 0x7F, 0x2C, 0x00, 0x13 } },	/* 350   900      8.2   */
889 	{ .icl = { 0xA, 0x4C, 0x3F, 0x00, 0x00 } },	/* 500   500      0.0   */
890 	{ .icl = { 0xC, 0x73, 0x34, 0x00, 0x0B } },	/* 500   700      2.9   */
891 	{ .icl = { 0x6, 0x7F, 0x2F, 0x00, 0x10 } },	/* 500   900      5.1   */
892 	{ .icl = { 0xC, 0x7C, 0x3C, 0x00, 0x03 } },	/* 650   700      0.6   */
893 	{ .icl = { 0x6, 0x7F, 0x35, 0x00, 0x0A } },	/* 600   900      3.5   */
894 	{ .icl = { 0x6, 0x7F, 0x3F, 0x00, 0x00 } },	/* 900   900      0.0   */
895 };
896 
897 static const struct intel_ddi_buf_trans adlp_combo_phy_trans_dp_hbr = {
898 	.entries = _adlp_combo_phy_trans_dp_hbr,
899 	.num_entries = ARRAY_SIZE(_adlp_combo_phy_trans_dp_hbr),
900 };
901 
902 static const union intel_ddi_buf_trans_entry _adlp_combo_phy_trans_dp_hbr2_hbr3[] = {
903 							/* NT mV Trans mV db    */
904 	{ .icl = { 0xA, 0x35, 0x3F, 0x00, 0x00 } },	/* 350   350      0.0   */
905 	{ .icl = { 0xA, 0x4F, 0x37, 0x00, 0x08 } },	/* 350   500      3.1   */
906 	{ .icl = { 0xC, 0x71, 0x30, 0x00, 0x0F } },	/* 350   700      6.0   */
907 	{ .icl = { 0x6, 0x7F, 0x2B, 0x00, 0x14 } },	/* 350   900      8.2   */
908 	{ .icl = { 0xA, 0x4C, 0x3F, 0x00, 0x00 } },	/* 500   500      0.0   */
909 	{ .icl = { 0xC, 0x73, 0x34, 0x00, 0x0B } },	/* 500   700      2.9   */
910 	{ .icl = { 0x6, 0x7F, 0x30, 0x00, 0x0F } },	/* 500   900      5.1   */
911 	{ .icl = { 0xC, 0x63, 0x3F, 0x00, 0x00 } },	/* 650   700      0.6   */
912 	{ .icl = { 0x6, 0x7F, 0x38, 0x00, 0x07 } },	/* 600   900      3.5   */
913 	{ .icl = { 0x6, 0x7F, 0x3F, 0x00, 0x00 } },	/* 900   900      0.0   */
914 };
915 
916 static const union intel_ddi_buf_trans_entry _adlp_combo_phy_trans_edp_hbr2[] = {
917 							/* NT mV Trans mV db    */
918 	{ .icl = { 0x4, 0x50, 0x38, 0x00, 0x07 } },	/* 200   200      0.0   */
919 	{ .icl = { 0x4, 0x58, 0x35, 0x00, 0x0A } },	/* 200   250      1.9   */
920 	{ .icl = { 0x4, 0x60, 0x34, 0x00, 0x0B } },	/* 200   300      3.5   */
921 	{ .icl = { 0x4, 0x6A, 0x32, 0x00, 0x0D } },	/* 200   350      4.9   */
922 	{ .icl = { 0x4, 0x5E, 0x38, 0x00, 0x07 } },	/* 250   250      0.0   */
923 	{ .icl = { 0x4, 0x61, 0x36, 0x00, 0x09 } },	/* 250   300      1.6   */
924 	{ .icl = { 0x4, 0x6B, 0x34, 0x00, 0x0B } },	/* 250   350      2.9   */
925 	{ .icl = { 0x4, 0x69, 0x39, 0x00, 0x06 } },	/* 300   300      0.0   */
926 	{ .icl = { 0x4, 0x73, 0x37, 0x00, 0x08 } },	/* 300   350      1.3   */
927 	{ .icl = { 0x4, 0x7A, 0x38, 0x00, 0x07 } },	/* 350   350      0.0   */
928 };
929 
930 static const union intel_ddi_buf_trans_entry _adlp_combo_phy_trans_dp_hbr2_edp_hbr3[] = {
931 							/* NT mV Trans mV db    */
932 	{ .icl = { 0xA, 0x35, 0x3F, 0x00, 0x00 } },	/* 350   350      0.0   */
933 	{ .icl = { 0xA, 0x4F, 0x37, 0x00, 0x08 } },	/* 350   500      3.1   */
934 	{ .icl = { 0xC, 0x71, 0x30, 0x00, 0x0f } },	/* 350   700      6.0   */
935 	{ .icl = { 0x6, 0x7F, 0x2B, 0x00, 0x14 } },	/* 350   900      8.2   */
936 	{ .icl = { 0xA, 0x4C, 0x3F, 0x00, 0x00 } },	/* 500   500      0.0   */
937 	{ .icl = { 0xC, 0x73, 0x34, 0x00, 0x0B } },	/* 500   700      2.9   */
938 	{ .icl = { 0x6, 0x7F, 0x30, 0x00, 0x0F } },	/* 500   900      5.1   */
939 	{ .icl = { 0xC, 0x63, 0x3F, 0x00, 0x00 } },	/* 650   700      0.6   */
940 	{ .icl = { 0x6, 0x7F, 0x38, 0x00, 0x07 } },	/* 600   900      3.5   */
941 	{ .icl = { 0x6, 0x7F, 0x3F, 0x00, 0x00 } },	/* 900   900      0.0   */
942 };
943 
944 static const struct intel_ddi_buf_trans adlp_combo_phy_trans_dp_hbr2_hbr3 = {
945 	.entries = _adlp_combo_phy_trans_dp_hbr2_hbr3,
946 	.num_entries = ARRAY_SIZE(_adlp_combo_phy_trans_dp_hbr2_hbr3),
947 };
948 
949 static const struct intel_ddi_buf_trans adlp_combo_phy_trans_edp_hbr3 = {
950 	.entries = _adlp_combo_phy_trans_dp_hbr2_edp_hbr3,
951 	.num_entries = ARRAY_SIZE(_adlp_combo_phy_trans_dp_hbr2_edp_hbr3),
952 };
953 
954 static const struct intel_ddi_buf_trans adlp_combo_phy_trans_edp_up_to_hbr2 = {
955 	.entries = _adlp_combo_phy_trans_edp_hbr2,
956 	.num_entries = ARRAY_SIZE(_adlp_combo_phy_trans_edp_hbr2),
957 };
958 
959 static const union intel_ddi_buf_trans_entry _adlp_dkl_phy_trans_dp_hbr[] = {
960 					/* VS	pre-emp	Non-trans mV	Pre-emph dB */
961 	{ .dkl = { 0x7, 0x0, 0x01 } },	/* 0	0	400mV		0 dB */
962 	{ .dkl = { 0x5, 0x0, 0x06 } },	/* 0	1	400mV		3.5 dB */
963 	{ .dkl = { 0x2, 0x0, 0x0B } },	/* 0	2	400mV		6 dB */
964 	{ .dkl = { 0x0, 0x0, 0x17 } },	/* 0	3	400mV		9.5 dB */
965 	{ .dkl = { 0x5, 0x0, 0x00 } },	/* 1	0	600mV		0 dB */
966 	{ .dkl = { 0x2, 0x0, 0x08 } },	/* 1	1	600mV		3.5 dB */
967 	{ .dkl = { 0x0, 0x0, 0x14 } },	/* 1	2	600mV		6 dB */
968 	{ .dkl = { 0x2, 0x0, 0x00 } },	/* 2	0	800mV		0 dB */
969 	{ .dkl = { 0x0, 0x0, 0x0B } },	/* 2	1	800mV		3.5 dB */
970 	{ .dkl = { 0x0, 0x0, 0x00 } },	/* 3	0	1200mV		0 dB */
971 };
972 
973 static const struct intel_ddi_buf_trans adlp_dkl_phy_trans_dp_hbr = {
974 	.entries = _adlp_dkl_phy_trans_dp_hbr,
975 	.num_entries = ARRAY_SIZE(_adlp_dkl_phy_trans_dp_hbr),
976 };
977 
978 static const union intel_ddi_buf_trans_entry _adlp_dkl_phy_trans_dp_hbr2_hbr3[] = {
979 					/* VS	pre-emp	Non-trans mV	Pre-emph dB */
980 	{ .dkl = { 0x7, 0x0, 0x00 } },	/* 0	0	400mV		0 dB */
981 	{ .dkl = { 0x5, 0x0, 0x04 } },	/* 0	1	400mV		3.5 dB */
982 	{ .dkl = { 0x2, 0x0, 0x0A } },	/* 0	2	400mV		6 dB */
983 	{ .dkl = { 0x0, 0x0, 0x18 } },	/* 0	3	400mV		9.5 dB */
984 	{ .dkl = { 0x5, 0x0, 0x00 } },	/* 1	0	600mV		0 dB */
985 	{ .dkl = { 0x2, 0x0, 0x06 } },	/* 1	1	600mV		3.5 dB */
986 	{ .dkl = { 0x0, 0x0, 0x14 } },	/* 1	2	600mV		6 dB */
987 	{ .dkl = { 0x2, 0x0, 0x00 } },	/* 2	0	800mV		0 dB */
988 	{ .dkl = { 0x0, 0x0, 0x09 } },	/* 2	1	800mV		3.5 dB */
989 	{ .dkl = { 0x0, 0x0, 0x00 } },	/* 3	0	1200mV		0 dB */
990 };
991 
992 static const struct intel_ddi_buf_trans adlp_dkl_phy_trans_dp_hbr2_hbr3 = {
993 	.entries = _adlp_dkl_phy_trans_dp_hbr2_hbr3,
994 	.num_entries = ARRAY_SIZE(_adlp_dkl_phy_trans_dp_hbr2_hbr3),
995 };
996 
997 static const union intel_ddi_buf_trans_entry _dg2_snps_trans[] = {
998 	{ .snps = { 25, 0, 0 } },	/* VS 0, pre-emph 0 */
999 	{ .snps = { 32, 0, 6 } },	/* VS 0, pre-emph 1 */
1000 	{ .snps = { 35, 0, 10 } },	/* VS 0, pre-emph 2 */
1001 	{ .snps = { 43, 0, 17 } },	/* VS 0, pre-emph 3 */
1002 	{ .snps = { 35, 0, 0 } },	/* VS 1, pre-emph 0 */
1003 	{ .snps = { 45, 0, 8 } },	/* VS 1, pre-emph 1 */
1004 	{ .snps = { 48, 0, 14 } },	/* VS 1, pre-emph 2 */
1005 	{ .snps = { 47, 0, 0 } },	/* VS 2, pre-emph 0 */
1006 	{ .snps = { 55, 0, 7 } },	/* VS 2, pre-emph 1 */
1007 	{ .snps = { 62, 0, 0 } },	/* VS 3, pre-emph 0 */
1008 };
1009 
1010 static const struct intel_ddi_buf_trans dg2_snps_trans = {
1011 	.entries = _dg2_snps_trans,
1012 	.num_entries = ARRAY_SIZE(_dg2_snps_trans),
1013 	.hdmi_default_entry = ARRAY_SIZE(_dg2_snps_trans) - 1,
1014 };
1015 
1016 static const union intel_ddi_buf_trans_entry _dg2_snps_trans_uhbr[] = {
1017 	{ .snps = { 62, 0, 0 } },	/* preset 0 */
1018 	{ .snps = { 55, 0, 7 } },	/* preset 1 */
1019 	{ .snps = { 50, 0, 12 } },	/* preset 2 */
1020 	{ .snps = { 44, 0, 18 } },	/* preset 3 */
1021 	{ .snps = { 35, 0, 21 } },	/* preset 4 */
1022 	{ .snps = { 59, 3, 0 } },	/* preset 5 */
1023 	{ .snps = { 53, 3, 6 } },	/* preset 6 */
1024 	{ .snps = { 48, 3, 11 } },	/* preset 7 */
1025 	{ .snps = { 42, 5, 15 } },	/* preset 8 */
1026 	{ .snps = { 37, 5, 20 } },	/* preset 9 */
1027 	{ .snps = { 56, 6, 0 } },	/* preset 10 */
1028 	{ .snps = { 48, 7, 7 } },	/* preset 11 */
1029 	{ .snps = { 45, 7, 10 } },	/* preset 12 */
1030 	{ .snps = { 39, 8, 15 } },	/* preset 13 */
1031 	{ .snps = { 48, 14, 0 } },	/* preset 14 */
1032 	{ .snps = { 45, 4, 4 } },	/* preset 15 */
1033 };
1034 
1035 static const struct intel_ddi_buf_trans dg2_snps_trans_uhbr = {
1036 	.entries = _dg2_snps_trans_uhbr,
1037 	.num_entries = ARRAY_SIZE(_dg2_snps_trans_uhbr),
1038 };
1039 
1040 static const union intel_ddi_buf_trans_entry _mtl_c10_trans_dp14[] = {
1041 	{ .snps = { 26, 0, 0  } },      /* preset 0 */
1042 	{ .snps = { 33, 0, 6  } },      /* preset 1 */
1043 	{ .snps = { 38, 0, 11 } },      /* preset 2 */
1044 	{ .snps = { 43, 0, 19 } },      /* preset 3 */
1045 	{ .snps = { 39, 0, 0  } },      /* preset 4 */
1046 	{ .snps = { 45, 0, 7  } },      /* preset 5 */
1047 	{ .snps = { 46, 0, 13 } },      /* preset 6 */
1048 	{ .snps = { 46, 0, 0  } },      /* preset 7 */
1049 	{ .snps = { 55, 0, 7  } },      /* preset 8 */
1050 	{ .snps = { 62, 0, 0  } },      /* preset 9 */
1051 };
1052 
1053 static const struct intel_ddi_buf_trans mtl_c10_trans_dp14 = {
1054 	.entries = _mtl_c10_trans_dp14,
1055 	.num_entries = ARRAY_SIZE(_mtl_c10_trans_dp14),
1056 	.hdmi_default_entry = ARRAY_SIZE(_mtl_c10_trans_dp14) - 1,
1057 };
1058 
1059 /* DP1.4 */
1060 static const union intel_ddi_buf_trans_entry _mtl_c20_trans_dp14[] = {
1061 	{ .snps = { 20, 0, 0  } },      /* preset 0 */
1062 	{ .snps = { 24, 0, 4  } },      /* preset 1 */
1063 	{ .snps = { 30, 0, 9  } },      /* preset 2 */
1064 	{ .snps = { 34, 0, 14 } },      /* preset 3 */
1065 	{ .snps = { 29, 0, 0  } },      /* preset 4 */
1066 	{ .snps = { 34, 0, 5  } },      /* preset 5 */
1067 	{ .snps = { 38, 0, 10 } },      /* preset 6 */
1068 	{ .snps = { 36, 0, 0  } },      /* preset 7 */
1069 	{ .snps = { 40, 0, 6  } },      /* preset 8 */
1070 	{ .snps = { 48, 0, 0  } },      /* preset 9 */
1071 };
1072 
1073 /* DP2.0 */
1074 static const union intel_ddi_buf_trans_entry _mtl_c20_trans_uhbr[] = {
1075 	{ .snps = { 48, 0, 0 } },       /* preset 0 */
1076 	{ .snps = { 43, 0, 5 } },       /* preset 1 */
1077 	{ .snps = { 40, 0, 8 } },       /* preset 2 */
1078 	{ .snps = { 37, 0, 11 } },      /* preset 3 */
1079 	{ .snps = { 33, 0, 15 } },      /* preset 4 */
1080 	{ .snps = { 46, 2, 0 } },       /* preset 5 */
1081 	{ .snps = { 42, 2, 4 } },       /* preset 6 */
1082 	{ .snps = { 38, 2, 8 } },       /* preset 7 */
1083 	{ .snps = { 35, 2, 11 } },      /* preset 8 */
1084 	{ .snps = { 33, 2, 13 } },      /* preset 9 */
1085 	{ .snps = { 44, 4, 0 } },       /* preset 10 */
1086 	{ .snps = { 40, 4, 4 } },       /* preset 11 */
1087 	{ .snps = { 37, 4, 7 } },       /* preset 12 */
1088 	{ .snps = { 33, 4, 11 } },      /* preset 13 */
1089 	{ .snps = { 40, 8, 0 } },	/* preset 14 */
1090 	{ .snps = { 30, 2, 2 } },	/* preset 15 */
1091 };
1092 
1093 /* HDMI2.0 */
1094 static const union intel_ddi_buf_trans_entry _mtl_c20_trans_hdmi[] = {
1095 	{ .snps = { 48, 0, 0 } },       /* preset 0 */
1096 	{ .snps = { 38, 4, 6 } },       /* preset 1 */
1097 	{ .snps = { 36, 4, 8 } },       /* preset 2 */
1098 	{ .snps = { 34, 4, 10 } },      /* preset 3 */
1099 	{ .snps = { 32, 4, 12 } },      /* preset 4 */
1100 };
1101 
1102 static const struct intel_ddi_buf_trans mtl_c20_trans_hdmi = {
1103 	.entries = _mtl_c20_trans_hdmi,
1104 	.num_entries = ARRAY_SIZE(_mtl_c20_trans_hdmi),
1105 	.hdmi_default_entry = 0,
1106 };
1107 
1108 static const struct intel_ddi_buf_trans mtl_c20_trans_dp14 = {
1109 	.entries = _mtl_c20_trans_dp14,
1110 	.num_entries = ARRAY_SIZE(_mtl_c20_trans_dp14),
1111 	.hdmi_default_entry = ARRAY_SIZE(_mtl_c20_trans_dp14) - 1,
1112 };
1113 
1114 static const struct intel_ddi_buf_trans mtl_c20_trans_uhbr = {
1115 	.entries = _mtl_c20_trans_uhbr,
1116 	.num_entries = ARRAY_SIZE(_mtl_c20_trans_uhbr),
1117 };
1118 
1119 /* DP1.4 */
1120 static const union intel_ddi_buf_trans_entry _xe3plpd_lt_trans_dp14[] = {
1121 	{ .lt = { 1, 0, 0, 21, 0  } },
1122 	{ .lt = { 1, 1, 0, 24, 3  } },
1123 	{ .lt = { 1, 2, 0, 28, 7  } },
1124 	{ .lt = { 0, 3, 0, 35, 13 } },
1125 	{ .lt = { 1, 1, 0, 27, 0  } },
1126 	{ .lt = { 1, 2, 0, 31, 4  } },
1127 	{ .lt = { 0, 3, 0, 39, 9  } },
1128 	{ .lt = { 1, 2, 0, 35, 0  } },
1129 	{ .lt = { 0, 3, 0, 41, 7  } },
1130 	{ .lt = { 0, 3, 0, 48, 0  } },
1131 };
1132 
1133 /* DP2.1 */
1134 static const union intel_ddi_buf_trans_entry _xe3plpd_lt_trans_uhbr[] = {
1135 	{ .lt = { 0, 0, 0, 48, 0  } },
1136 	{ .lt = { 0, 0, 0, 43, 5  } },
1137 	{ .lt = { 0, 0, 0, 40, 8  } },
1138 	{ .lt = { 0, 0, 0, 37, 11 } },
1139 	{ .lt = { 0, 0, 0, 33, 15 } },
1140 	{ .lt = { 0, 0, 2, 46, 0  } },
1141 	{ .lt = { 0, 0, 2, 42, 4  } },
1142 	{ .lt = { 0, 0, 2, 38, 8  } },
1143 	{ .lt = { 0, 0, 2, 35, 11 } },
1144 	{ .lt = { 0, 0, 2, 33, 13 } },
1145 	{ .lt = { 0, 0, 4, 44, 0  } },
1146 	{ .lt = { 0, 0, 4, 40, 4  } },
1147 	{ .lt = { 0, 0, 4, 37, 7  } },
1148 	{ .lt = { 0, 0, 4, 33, 11 } },
1149 	{ .lt = { 0, 0, 8, 40, 0  } },
1150 	{ .lt = { 1, 0, 2, 26, 2  } },
1151 };
1152 
1153 /* eDp */
1154 static const union intel_ddi_buf_trans_entry _xe3plpd_lt_trans_edp[] = {
1155 	{ .lt = { 1, 0, 0, 12, 0 } },
1156 	{ .lt = { 1, 1, 0, 13, 1 } },
1157 	{ .lt = { 1, 2, 0, 15, 3 } },
1158 	{ .lt = { 1, 3, 0, 19, 7 } },
1159 	{ .lt = { 1, 1, 0, 14, 0 } },
1160 	{ .lt = { 1, 2, 0, 16, 2 } },
1161 	{ .lt = { 1, 3, 0, 21, 5 } },
1162 	{ .lt = { 1, 2, 0, 18, 0 } },
1163 	{ .lt = { 1, 3, 0, 22, 4 } },
1164 	{ .lt = { 1, 3, 0, 26, 0 } },
1165 };
1166 
1167 static const struct intel_ddi_buf_trans xe3plpd_lt_trans_dp14 = {
1168 	.entries = _xe3plpd_lt_trans_dp14,
1169 	.num_entries = ARRAY_SIZE(_xe3plpd_lt_trans_dp14),
1170 };
1171 
1172 static const struct intel_ddi_buf_trans xe3plpd_lt_trans_uhbr = {
1173 	.entries = _xe3plpd_lt_trans_uhbr,
1174 	.num_entries = ARRAY_SIZE(_xe3plpd_lt_trans_uhbr),
1175 };
1176 
1177 static const struct intel_ddi_buf_trans xe3plpd_lt_trans_edp = {
1178 	.entries = _xe3plpd_lt_trans_edp,
1179 	.num_entries = ARRAY_SIZE(_xe3plpd_lt_trans_edp),
1180 };
1181 
1182 bool is_hobl_buf_trans(const struct intel_ddi_buf_trans *table)
1183 {
1184 	return table == &tgl_combo_phy_trans_edp_hbr2_hobl;
1185 }
1186 
1187 static bool use_edp_hobl(struct intel_encoder *encoder)
1188 {
1189 	struct intel_dp *intel_dp = enc_to_intel_dp(encoder);
1190 	struct intel_connector *connector = intel_dp->attached_connector;
1191 
1192 	return connector->panel.vbt.edp.hobl && !intel_dp->hobl_failed;
1193 }
1194 
1195 static bool use_edp_low_vswing(struct intel_encoder *encoder)
1196 {
1197 	struct intel_dp *intel_dp = enc_to_intel_dp(encoder);
1198 	struct intel_connector *connector = intel_dp->attached_connector;
1199 
1200 	return connector->panel.vbt.edp.low_vswing;
1201 }
1202 
1203 static const struct intel_ddi_buf_trans *
1204 intel_get_buf_trans(const struct intel_ddi_buf_trans *trans, int *num_entries)
1205 {
1206 	*num_entries = trans->num_entries;
1207 	return trans;
1208 }
1209 
1210 static const struct intel_ddi_buf_trans *
1211 hsw_get_buf_trans(struct intel_encoder *encoder,
1212 		  const struct intel_crtc_state *crtc_state,
1213 		  int *n_entries)
1214 {
1215 	if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_ANALOG))
1216 		return intel_get_buf_trans(&hsw_trans_fdi, n_entries);
1217 	else if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_HDMI))
1218 		return intel_get_buf_trans(&hsw_trans_hdmi, n_entries);
1219 	else
1220 		return intel_get_buf_trans(&hsw_trans_dp, n_entries);
1221 }
1222 
1223 static const struct intel_ddi_buf_trans *
1224 bdw_get_buf_trans(struct intel_encoder *encoder,
1225 		  const struct intel_crtc_state *crtc_state,
1226 		  int *n_entries)
1227 {
1228 	if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_ANALOG))
1229 		return intel_get_buf_trans(&bdw_trans_fdi, n_entries);
1230 	else if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_HDMI))
1231 		return intel_get_buf_trans(&bdw_trans_hdmi, n_entries);
1232 	else if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_EDP) &&
1233 		 use_edp_low_vswing(encoder))
1234 		return intel_get_buf_trans(&bdw_trans_edp, n_entries);
1235 	else
1236 		return intel_get_buf_trans(&bdw_trans_dp, n_entries);
1237 }
1238 
1239 static int skl_buf_trans_num_entries(enum port port, int n_entries)
1240 {
1241 	/* Only DDIA and DDIE can select the 10th register with DP */
1242 	if (port == PORT_A || port == PORT_E)
1243 		return min(n_entries, 10);
1244 	else
1245 		return min(n_entries, 9);
1246 }
1247 
1248 static const struct intel_ddi_buf_trans *
1249 _skl_get_buf_trans_dp(struct intel_encoder *encoder,
1250 		      const struct intel_ddi_buf_trans *trans,
1251 		      int *n_entries)
1252 {
1253 	trans = intel_get_buf_trans(trans, n_entries);
1254 	*n_entries = skl_buf_trans_num_entries(encoder->port, *n_entries);
1255 	return trans;
1256 }
1257 
1258 static const struct intel_ddi_buf_trans *
1259 skl_y_get_buf_trans(struct intel_encoder *encoder,
1260 		    const struct intel_crtc_state *crtc_state,
1261 		    int *n_entries)
1262 {
1263 	if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_HDMI))
1264 		return intel_get_buf_trans(&skl_y_trans_hdmi, n_entries);
1265 	else if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_EDP) &&
1266 		 use_edp_low_vswing(encoder))
1267 		return _skl_get_buf_trans_dp(encoder, &skl_y_trans_edp, n_entries);
1268 	else
1269 		return _skl_get_buf_trans_dp(encoder, &skl_y_trans_dp, n_entries);
1270 }
1271 
1272 static const struct intel_ddi_buf_trans *
1273 skl_u_get_buf_trans(struct intel_encoder *encoder,
1274 		    const struct intel_crtc_state *crtc_state,
1275 		    int *n_entries)
1276 {
1277 	if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_HDMI))
1278 		return intel_get_buf_trans(&skl_trans_hdmi, n_entries);
1279 	else if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_EDP) &&
1280 		 use_edp_low_vswing(encoder))
1281 		return _skl_get_buf_trans_dp(encoder, &skl_u_trans_edp, n_entries);
1282 	else
1283 		return _skl_get_buf_trans_dp(encoder, &skl_u_trans_dp, n_entries);
1284 }
1285 
1286 static const struct intel_ddi_buf_trans *
1287 skl_get_buf_trans(struct intel_encoder *encoder,
1288 		  const struct intel_crtc_state *crtc_state,
1289 		  int *n_entries)
1290 {
1291 	if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_HDMI))
1292 		return intel_get_buf_trans(&skl_trans_hdmi, n_entries);
1293 	else if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_EDP) &&
1294 		 use_edp_low_vswing(encoder))
1295 		return _skl_get_buf_trans_dp(encoder, &skl_trans_edp, n_entries);
1296 	else
1297 		return _skl_get_buf_trans_dp(encoder, &skl_trans_dp, n_entries);
1298 }
1299 
1300 static const struct intel_ddi_buf_trans *
1301 kbl_y_get_buf_trans(struct intel_encoder *encoder,
1302 		    const struct intel_crtc_state *crtc_state,
1303 		    int *n_entries)
1304 {
1305 	if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_HDMI))
1306 		return intel_get_buf_trans(&skl_y_trans_hdmi, n_entries);
1307 	else if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_EDP) &&
1308 		 use_edp_low_vswing(encoder))
1309 		return _skl_get_buf_trans_dp(encoder, &skl_y_trans_edp, n_entries);
1310 	else
1311 		return _skl_get_buf_trans_dp(encoder, &kbl_y_trans_dp, n_entries);
1312 }
1313 
1314 static const struct intel_ddi_buf_trans *
1315 kbl_u_get_buf_trans(struct intel_encoder *encoder,
1316 		    const struct intel_crtc_state *crtc_state,
1317 		    int *n_entries)
1318 {
1319 	if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_HDMI))
1320 		return intel_get_buf_trans(&skl_trans_hdmi, n_entries);
1321 	else if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_EDP) &&
1322 		 use_edp_low_vswing(encoder))
1323 		return _skl_get_buf_trans_dp(encoder, &skl_u_trans_edp, n_entries);
1324 	else
1325 		return _skl_get_buf_trans_dp(encoder, &kbl_u_trans_dp, n_entries);
1326 }
1327 
1328 static const struct intel_ddi_buf_trans *
1329 kbl_get_buf_trans(struct intel_encoder *encoder,
1330 		  const struct intel_crtc_state *crtc_state,
1331 		  int *n_entries)
1332 {
1333 	if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_HDMI))
1334 		return intel_get_buf_trans(&skl_trans_hdmi, n_entries);
1335 	else if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_EDP) &&
1336 		 use_edp_low_vswing(encoder))
1337 		return _skl_get_buf_trans_dp(encoder, &skl_trans_edp, n_entries);
1338 	else
1339 		return _skl_get_buf_trans_dp(encoder, &kbl_trans_dp, n_entries);
1340 }
1341 
1342 static const struct intel_ddi_buf_trans *
1343 bxt_get_buf_trans(struct intel_encoder *encoder,
1344 		  const struct intel_crtc_state *crtc_state,
1345 		  int *n_entries)
1346 {
1347 	if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_HDMI))
1348 		return intel_get_buf_trans(&bxt_trans_hdmi, n_entries);
1349 	else if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_EDP) &&
1350 		 use_edp_low_vswing(encoder))
1351 		return intel_get_buf_trans(&bxt_trans_edp, n_entries);
1352 	else
1353 		return intel_get_buf_trans(&bxt_trans_dp, n_entries);
1354 }
1355 
1356 static const struct intel_ddi_buf_trans *
1357 icl_get_combo_buf_trans_dp(struct intel_encoder *encoder,
1358 			   const struct intel_crtc_state *crtc_state,
1359 			   int *n_entries)
1360 {
1361 	return intel_get_buf_trans(&icl_combo_phy_trans_dp_hbr2_edp_hbr3,
1362 				   n_entries);
1363 }
1364 
1365 static const struct intel_ddi_buf_trans *
1366 icl_get_combo_buf_trans_edp(struct intel_encoder *encoder,
1367 			    const struct intel_crtc_state *crtc_state,
1368 			    int *n_entries)
1369 {
1370 	if (crtc_state->port_clock > 540000) {
1371 		return intel_get_buf_trans(&icl_combo_phy_trans_dp_hbr2_edp_hbr3,
1372 					   n_entries);
1373 	} else if (use_edp_low_vswing(encoder)) {
1374 		return intel_get_buf_trans(&icl_combo_phy_trans_edp_hbr2,
1375 					   n_entries);
1376 	}
1377 
1378 	return icl_get_combo_buf_trans_dp(encoder, crtc_state, n_entries);
1379 }
1380 
1381 static const struct intel_ddi_buf_trans *
1382 icl_get_combo_buf_trans(struct intel_encoder *encoder,
1383 			const struct intel_crtc_state *crtc_state,
1384 			int *n_entries)
1385 {
1386 	if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_HDMI))
1387 		return intel_get_buf_trans(&icl_combo_phy_trans_hdmi, n_entries);
1388 	else if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_EDP))
1389 		return icl_get_combo_buf_trans_edp(encoder, crtc_state, n_entries);
1390 	else
1391 		return icl_get_combo_buf_trans_dp(encoder, crtc_state, n_entries);
1392 }
1393 
1394 static const struct intel_ddi_buf_trans *
1395 icl_get_mg_buf_trans_dp(struct intel_encoder *encoder,
1396 			const struct intel_crtc_state *crtc_state,
1397 			int *n_entries)
1398 {
1399 	if (crtc_state->port_clock > 270000) {
1400 		return intel_get_buf_trans(&icl_mg_phy_trans_hbr2_hbr3,
1401 					   n_entries);
1402 	} else {
1403 		return intel_get_buf_trans(&icl_mg_phy_trans_rbr_hbr,
1404 					   n_entries);
1405 	}
1406 }
1407 
1408 static const struct intel_ddi_buf_trans *
1409 icl_get_mg_buf_trans(struct intel_encoder *encoder,
1410 		     const struct intel_crtc_state *crtc_state,
1411 		     int *n_entries)
1412 {
1413 	if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_HDMI))
1414 		return intel_get_buf_trans(&icl_mg_phy_trans_hdmi, n_entries);
1415 	else
1416 		return icl_get_mg_buf_trans_dp(encoder, crtc_state, n_entries);
1417 }
1418 
1419 static const struct intel_ddi_buf_trans *
1420 ehl_get_combo_buf_trans_edp(struct intel_encoder *encoder,
1421 			    const struct intel_crtc_state *crtc_state,
1422 			    int *n_entries)
1423 {
1424 	if (crtc_state->port_clock > 270000)
1425 		return intel_get_buf_trans(&ehl_combo_phy_trans_edp_hbr2, n_entries);
1426 	else
1427 		return intel_get_buf_trans(&icl_combo_phy_trans_edp_hbr2, n_entries);
1428 }
1429 
1430 static const struct intel_ddi_buf_trans *
1431 ehl_get_combo_buf_trans(struct intel_encoder *encoder,
1432 			const struct intel_crtc_state *crtc_state,
1433 			int *n_entries)
1434 {
1435 	if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_HDMI))
1436 		return intel_get_buf_trans(&icl_combo_phy_trans_hdmi, n_entries);
1437 	else if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_EDP) &&
1438 		 use_edp_low_vswing(encoder))
1439 		return ehl_get_combo_buf_trans_edp(encoder, crtc_state, n_entries);
1440 	else
1441 		return intel_get_buf_trans(&ehl_combo_phy_trans_dp, n_entries);
1442 }
1443 
1444 static const struct intel_ddi_buf_trans *
1445 jsl_get_combo_buf_trans_edp(struct intel_encoder *encoder,
1446 			    const struct intel_crtc_state *crtc_state,
1447 			    int *n_entries)
1448 {
1449 	if (crtc_state->port_clock > 270000)
1450 		return intel_get_buf_trans(&jsl_combo_phy_trans_edp_hbr2, n_entries);
1451 	else
1452 		return intel_get_buf_trans(&jsl_combo_phy_trans_edp_hbr, n_entries);
1453 }
1454 
1455 static const struct intel_ddi_buf_trans *
1456 jsl_get_combo_buf_trans(struct intel_encoder *encoder,
1457 			const struct intel_crtc_state *crtc_state,
1458 			int *n_entries)
1459 {
1460 	if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_HDMI))
1461 		return intel_get_buf_trans(&icl_combo_phy_trans_hdmi, n_entries);
1462 	else if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_EDP) &&
1463 		 use_edp_low_vswing(encoder))
1464 		return jsl_get_combo_buf_trans_edp(encoder, crtc_state, n_entries);
1465 	else
1466 		return intel_get_buf_trans(&icl_combo_phy_trans_dp_hbr2_edp_hbr3, n_entries);
1467 }
1468 
1469 static const struct intel_ddi_buf_trans *
1470 tgl_get_combo_buf_trans_dp(struct intel_encoder *encoder,
1471 			   const struct intel_crtc_state *crtc_state,
1472 			   int *n_entries)
1473 {
1474 	struct intel_display *display = to_intel_display(encoder);
1475 
1476 	if (crtc_state->port_clock > 270000) {
1477 		if (display->platform.tigerlake_uy) {
1478 			return intel_get_buf_trans(&tgl_uy_combo_phy_trans_dp_hbr2,
1479 						   n_entries);
1480 		} else {
1481 			return intel_get_buf_trans(&tgl_combo_phy_trans_dp_hbr2,
1482 						   n_entries);
1483 		}
1484 	} else {
1485 		return intel_get_buf_trans(&tgl_combo_phy_trans_dp_hbr,
1486 					   n_entries);
1487 	}
1488 }
1489 
1490 static const struct intel_ddi_buf_trans *
1491 tgl_get_combo_buf_trans_edp(struct intel_encoder *encoder,
1492 			    const struct intel_crtc_state *crtc_state,
1493 			    int *n_entries)
1494 {
1495 	if (crtc_state->port_clock > 540000) {
1496 		return intel_get_buf_trans(&icl_combo_phy_trans_dp_hbr2_edp_hbr3,
1497 					   n_entries);
1498 	} else if (use_edp_hobl(encoder)) {
1499 		return intel_get_buf_trans(&tgl_combo_phy_trans_edp_hbr2_hobl,
1500 					   n_entries);
1501 	} else if (use_edp_low_vswing(encoder)) {
1502 		return intel_get_buf_trans(&icl_combo_phy_trans_edp_hbr2,
1503 					   n_entries);
1504 	}
1505 
1506 	return tgl_get_combo_buf_trans_dp(encoder, crtc_state, n_entries);
1507 }
1508 
1509 static const struct intel_ddi_buf_trans *
1510 tgl_get_combo_buf_trans(struct intel_encoder *encoder,
1511 			const struct intel_crtc_state *crtc_state,
1512 			int *n_entries)
1513 {
1514 	if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_HDMI))
1515 		return intel_get_buf_trans(&icl_combo_phy_trans_hdmi, n_entries);
1516 	else if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_EDP))
1517 		return tgl_get_combo_buf_trans_edp(encoder, crtc_state, n_entries);
1518 	else
1519 		return tgl_get_combo_buf_trans_dp(encoder, crtc_state, n_entries);
1520 }
1521 
1522 static const struct intel_ddi_buf_trans *
1523 dg1_get_combo_buf_trans_dp(struct intel_encoder *encoder,
1524 			   const struct intel_crtc_state *crtc_state,
1525 			   int *n_entries)
1526 {
1527 	if (crtc_state->port_clock > 270000)
1528 		return intel_get_buf_trans(&dg1_combo_phy_trans_dp_hbr2_hbr3,
1529 					   n_entries);
1530 	else
1531 		return intel_get_buf_trans(&dg1_combo_phy_trans_dp_rbr_hbr,
1532 					   n_entries);
1533 }
1534 
1535 static const struct intel_ddi_buf_trans *
1536 dg1_get_combo_buf_trans_edp(struct intel_encoder *encoder,
1537 			    const struct intel_crtc_state *crtc_state,
1538 			    int *n_entries)
1539 {
1540 	if (crtc_state->port_clock > 540000)
1541 		return intel_get_buf_trans(&icl_combo_phy_trans_dp_hbr2_edp_hbr3,
1542 					   n_entries);
1543 	else if (use_edp_hobl(encoder))
1544 		return intel_get_buf_trans(&tgl_combo_phy_trans_edp_hbr2_hobl,
1545 					   n_entries);
1546 	else if (use_edp_low_vswing(encoder))
1547 		return intel_get_buf_trans(&icl_combo_phy_trans_edp_hbr2,
1548 					   n_entries);
1549 	else
1550 		return dg1_get_combo_buf_trans_dp(encoder, crtc_state, n_entries);
1551 }
1552 
1553 static const struct intel_ddi_buf_trans *
1554 dg1_get_combo_buf_trans(struct intel_encoder *encoder,
1555 			const struct intel_crtc_state *crtc_state,
1556 			int *n_entries)
1557 {
1558 	if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_HDMI))
1559 		return intel_get_buf_trans(&icl_combo_phy_trans_hdmi, n_entries);
1560 	else if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_EDP))
1561 		return dg1_get_combo_buf_trans_edp(encoder, crtc_state, n_entries);
1562 	else
1563 		return dg1_get_combo_buf_trans_dp(encoder, crtc_state, n_entries);
1564 }
1565 
1566 static const struct intel_ddi_buf_trans *
1567 rkl_get_combo_buf_trans_dp(struct intel_encoder *encoder,
1568 			   const struct intel_crtc_state *crtc_state,
1569 			   int *n_entries)
1570 {
1571 	if (crtc_state->port_clock > 270000)
1572 		return intel_get_buf_trans(&rkl_combo_phy_trans_dp_hbr2_hbr3, n_entries);
1573 	else
1574 		return intel_get_buf_trans(&rkl_combo_phy_trans_dp_hbr, n_entries);
1575 }
1576 
1577 static const struct intel_ddi_buf_trans *
1578 rkl_get_combo_buf_trans_edp(struct intel_encoder *encoder,
1579 			    const struct intel_crtc_state *crtc_state,
1580 			    int *n_entries)
1581 {
1582 	if (crtc_state->port_clock > 540000) {
1583 		return intel_get_buf_trans(&icl_combo_phy_trans_dp_hbr2_edp_hbr3,
1584 					   n_entries);
1585 	} else if (use_edp_hobl(encoder)) {
1586 		return intel_get_buf_trans(&tgl_combo_phy_trans_edp_hbr2_hobl,
1587 					   n_entries);
1588 	} else if (use_edp_low_vswing(encoder)) {
1589 		return intel_get_buf_trans(&icl_combo_phy_trans_edp_hbr2,
1590 					   n_entries);
1591 	}
1592 
1593 	return rkl_get_combo_buf_trans_dp(encoder, crtc_state, n_entries);
1594 }
1595 
1596 static const struct intel_ddi_buf_trans *
1597 rkl_get_combo_buf_trans(struct intel_encoder *encoder,
1598 			const struct intel_crtc_state *crtc_state,
1599 			int *n_entries)
1600 {
1601 	if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_HDMI))
1602 		return intel_get_buf_trans(&icl_combo_phy_trans_hdmi, n_entries);
1603 	else if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_EDP))
1604 		return rkl_get_combo_buf_trans_edp(encoder, crtc_state, n_entries);
1605 	else
1606 		return rkl_get_combo_buf_trans_dp(encoder, crtc_state, n_entries);
1607 }
1608 
1609 static const struct intel_ddi_buf_trans *
1610 adls_get_combo_buf_trans_dp(struct intel_encoder *encoder,
1611 			    const struct intel_crtc_state *crtc_state,
1612 			    int *n_entries)
1613 {
1614 	if (crtc_state->port_clock > 270000)
1615 		return intel_get_buf_trans(&adls_combo_phy_trans_dp_hbr2_hbr3, n_entries);
1616 	else
1617 		return intel_get_buf_trans(&tgl_combo_phy_trans_dp_hbr, n_entries);
1618 }
1619 
1620 static const struct intel_ddi_buf_trans *
1621 adls_get_combo_buf_trans_edp(struct intel_encoder *encoder,
1622 			     const struct intel_crtc_state *crtc_state,
1623 			     int *n_entries)
1624 {
1625 	if (crtc_state->port_clock > 540000)
1626 		return intel_get_buf_trans(&adls_combo_phy_trans_edp_hbr3, n_entries);
1627 	else if (use_edp_hobl(encoder))
1628 		return intel_get_buf_trans(&tgl_combo_phy_trans_edp_hbr2_hobl, n_entries);
1629 	else if (use_edp_low_vswing(encoder))
1630 		return intel_get_buf_trans(&adls_combo_phy_trans_edp_hbr2, n_entries);
1631 	else
1632 		return adls_get_combo_buf_trans_dp(encoder, crtc_state, n_entries);
1633 }
1634 
1635 static const struct intel_ddi_buf_trans *
1636 adls_get_combo_buf_trans(struct intel_encoder *encoder,
1637 			 const struct intel_crtc_state *crtc_state,
1638 			 int *n_entries)
1639 {
1640 	if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_HDMI))
1641 		return intel_get_buf_trans(&icl_combo_phy_trans_hdmi, n_entries);
1642 	else if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_EDP))
1643 		return adls_get_combo_buf_trans_edp(encoder, crtc_state, n_entries);
1644 	else
1645 		return adls_get_combo_buf_trans_dp(encoder, crtc_state, n_entries);
1646 }
1647 
1648 static const struct intel_ddi_buf_trans *
1649 adlp_get_combo_buf_trans_dp(struct intel_encoder *encoder,
1650 			    const struct intel_crtc_state *crtc_state,
1651 			    int *n_entries)
1652 {
1653 	if (crtc_state->port_clock > 270000)
1654 		return intel_get_buf_trans(&adlp_combo_phy_trans_dp_hbr2_hbr3, n_entries);
1655 	else
1656 		return intel_get_buf_trans(&adlp_combo_phy_trans_dp_hbr, n_entries);
1657 }
1658 
1659 static const struct intel_ddi_buf_trans *
1660 adlp_get_combo_buf_trans_edp(struct intel_encoder *encoder,
1661 			     const struct intel_crtc_state *crtc_state,
1662 			     int *n_entries)
1663 {
1664 	if (crtc_state->port_clock > 540000) {
1665 		return intel_get_buf_trans(&adlp_combo_phy_trans_edp_hbr3,
1666 					   n_entries);
1667 	} else if (use_edp_hobl(encoder)) {
1668 		return intel_get_buf_trans(&tgl_combo_phy_trans_edp_hbr2_hobl,
1669 					   n_entries);
1670 	} else if (use_edp_low_vswing(encoder)) {
1671 		return intel_get_buf_trans(&adlp_combo_phy_trans_edp_up_to_hbr2,
1672 					   n_entries);
1673 	}
1674 
1675 	return adlp_get_combo_buf_trans_dp(encoder, crtc_state, n_entries);
1676 }
1677 
1678 static const struct intel_ddi_buf_trans *
1679 adlp_get_combo_buf_trans(struct intel_encoder *encoder,
1680 			 const struct intel_crtc_state *crtc_state,
1681 			 int *n_entries)
1682 {
1683 	if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_HDMI))
1684 		return intel_get_buf_trans(&icl_combo_phy_trans_hdmi, n_entries);
1685 	else if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_EDP))
1686 		return adlp_get_combo_buf_trans_edp(encoder, crtc_state, n_entries);
1687 	else
1688 		return adlp_get_combo_buf_trans_dp(encoder, crtc_state, n_entries);
1689 }
1690 
1691 static const struct intel_ddi_buf_trans *
1692 tgl_get_dkl_buf_trans_dp(struct intel_encoder *encoder,
1693 			 const struct intel_crtc_state *crtc_state,
1694 			 int *n_entries)
1695 {
1696 	if (crtc_state->port_clock > 270000) {
1697 		return intel_get_buf_trans(&tgl_dkl_phy_trans_dp_hbr2,
1698 					   n_entries);
1699 	} else {
1700 		return intel_get_buf_trans(&tgl_dkl_phy_trans_dp_hbr,
1701 					   n_entries);
1702 	}
1703 }
1704 
1705 static const struct intel_ddi_buf_trans *
1706 tgl_get_dkl_buf_trans(struct intel_encoder *encoder,
1707 		      const struct intel_crtc_state *crtc_state,
1708 		      int *n_entries)
1709 {
1710 	if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_HDMI))
1711 		return intel_get_buf_trans(&tgl_dkl_phy_trans_hdmi, n_entries);
1712 	else
1713 		return tgl_get_dkl_buf_trans_dp(encoder, crtc_state, n_entries);
1714 }
1715 
1716 static const struct intel_ddi_buf_trans *
1717 adlp_get_dkl_buf_trans_dp(struct intel_encoder *encoder,
1718 			  const struct intel_crtc_state *crtc_state,
1719 			  int *n_entries)
1720 {
1721 	if (crtc_state->port_clock > 270000) {
1722 		return intel_get_buf_trans(&adlp_dkl_phy_trans_dp_hbr2_hbr3,
1723 					   n_entries);
1724 	} else {
1725 		return intel_get_buf_trans(&adlp_dkl_phy_trans_dp_hbr,
1726 					   n_entries);
1727 	}
1728 }
1729 
1730 static const struct intel_ddi_buf_trans *
1731 adlp_get_dkl_buf_trans(struct intel_encoder *encoder,
1732 		       const struct intel_crtc_state *crtc_state,
1733 		       int *n_entries)
1734 {
1735 	if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_HDMI))
1736 		return intel_get_buf_trans(&tgl_dkl_phy_trans_hdmi, n_entries);
1737 	else
1738 		return adlp_get_dkl_buf_trans_dp(encoder, crtc_state, n_entries);
1739 }
1740 
1741 static const struct intel_ddi_buf_trans *
1742 dg2_get_snps_buf_trans(struct intel_encoder *encoder,
1743 		       const struct intel_crtc_state *crtc_state,
1744 		       int *n_entries)
1745 {
1746 	if (intel_crtc_has_dp_encoder(crtc_state) &&
1747 	    intel_dp_is_uhbr(crtc_state))
1748 		return intel_get_buf_trans(&dg2_snps_trans_uhbr, n_entries);
1749 	else
1750 		return intel_get_buf_trans(&dg2_snps_trans, n_entries);
1751 }
1752 
1753 static const struct intel_ddi_buf_trans *
1754 mtl_get_c10_buf_trans(struct intel_encoder *encoder,
1755 		      const struct intel_crtc_state *crtc_state,
1756 		      int *n_entries)
1757 {
1758 	return intel_get_buf_trans(&mtl_c10_trans_dp14, n_entries);
1759 }
1760 
1761 static const struct intel_ddi_buf_trans *
1762 mtl_get_c20_buf_trans(struct intel_encoder *encoder,
1763 		      const struct intel_crtc_state *crtc_state,
1764 		      int *n_entries)
1765 {
1766 	if (intel_crtc_has_dp_encoder(crtc_state) && intel_dp_is_uhbr(crtc_state))
1767 		return intel_get_buf_trans(&mtl_c20_trans_uhbr, n_entries);
1768 	else if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_HDMI))
1769 		return intel_get_buf_trans(&mtl_c20_trans_hdmi, n_entries);
1770 	else
1771 		return intel_get_buf_trans(&mtl_c20_trans_dp14, n_entries);
1772 }
1773 
1774 static const struct intel_ddi_buf_trans *
1775 xe3plpd_get_lt_buf_trans(struct intel_encoder *encoder,
1776 			 const struct intel_crtc_state *crtc_state,
1777 			 int *n_entries)
1778 {
1779 	if (intel_crtc_has_dp_encoder(crtc_state) && intel_dp_is_uhbr(crtc_state))
1780 		return intel_get_buf_trans(&xe3plpd_lt_trans_uhbr, n_entries);
1781 	else if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_EDP))
1782 		return intel_get_buf_trans(&xe3plpd_lt_trans_edp, n_entries);
1783 	else
1784 		return intel_get_buf_trans(&xe3plpd_lt_trans_dp14, n_entries);
1785 }
1786 
1787 void intel_ddi_buf_trans_init(struct intel_encoder *encoder)
1788 {
1789 	struct intel_display *display = to_intel_display(encoder);
1790 
1791 	if (HAS_LT_PHY(display)) {
1792 		encoder->get_buf_trans = xe3plpd_get_lt_buf_trans;
1793 	} else if (DISPLAY_VER(display) >= 14) {
1794 		if (intel_encoder_is_c10phy(encoder))
1795 			encoder->get_buf_trans = mtl_get_c10_buf_trans;
1796 		else
1797 			encoder->get_buf_trans = mtl_get_c20_buf_trans;
1798 	} else if (display->platform.dg2) {
1799 		encoder->get_buf_trans = dg2_get_snps_buf_trans;
1800 	} else if (display->platform.alderlake_p) {
1801 		if (intel_encoder_is_combo(encoder))
1802 			encoder->get_buf_trans = adlp_get_combo_buf_trans;
1803 		else
1804 			encoder->get_buf_trans = adlp_get_dkl_buf_trans;
1805 	} else if (display->platform.alderlake_s) {
1806 		encoder->get_buf_trans = adls_get_combo_buf_trans;
1807 	} else if (display->platform.rocketlake) {
1808 		encoder->get_buf_trans = rkl_get_combo_buf_trans;
1809 	} else if (display->platform.dg1) {
1810 		encoder->get_buf_trans = dg1_get_combo_buf_trans;
1811 	} else if (DISPLAY_VER(display) >= 12) {
1812 		if (intel_encoder_is_combo(encoder))
1813 			encoder->get_buf_trans = tgl_get_combo_buf_trans;
1814 		else
1815 			encoder->get_buf_trans = tgl_get_dkl_buf_trans;
1816 	} else if (DISPLAY_VER(display) == 11) {
1817 		if (display->platform.jasperlake)
1818 			encoder->get_buf_trans = jsl_get_combo_buf_trans;
1819 		else if (display->platform.elkhartlake)
1820 			encoder->get_buf_trans = ehl_get_combo_buf_trans;
1821 		else if (intel_encoder_is_combo(encoder))
1822 			encoder->get_buf_trans = icl_get_combo_buf_trans;
1823 		else
1824 			encoder->get_buf_trans = icl_get_mg_buf_trans;
1825 	} else if (display->platform.geminilake || display->platform.broxton) {
1826 		encoder->get_buf_trans = bxt_get_buf_trans;
1827 	} else if (display->platform.cometlake_ulx ||
1828 		   display->platform.coffeelake_ulx ||
1829 		   display->platform.kabylake_ulx) {
1830 		encoder->get_buf_trans = kbl_y_get_buf_trans;
1831 	} else if (display->platform.cometlake_ult ||
1832 		   display->platform.coffeelake_ult ||
1833 		   display->platform.kabylake_ult) {
1834 		encoder->get_buf_trans = kbl_u_get_buf_trans;
1835 	} else if (display->platform.cometlake ||
1836 		   display->platform.coffeelake ||
1837 		   display->platform.kabylake) {
1838 		encoder->get_buf_trans = kbl_get_buf_trans;
1839 	} else if (display->platform.skylake_ulx) {
1840 		encoder->get_buf_trans = skl_y_get_buf_trans;
1841 	} else if (display->platform.skylake_ult) {
1842 		encoder->get_buf_trans = skl_u_get_buf_trans;
1843 	} else if (display->platform.skylake) {
1844 		encoder->get_buf_trans = skl_get_buf_trans;
1845 	} else if (display->platform.broadwell) {
1846 		encoder->get_buf_trans = bdw_get_buf_trans;
1847 	} else if (display->platform.haswell) {
1848 		encoder->get_buf_trans = hsw_get_buf_trans;
1849 	} else {
1850 		struct pci_dev *pdev = to_pci_dev(display->drm->dev);
1851 
1852 		MISSING_CASE(pdev->device);
1853 	}
1854 }
1855