xref: /linux/drivers/gpu/drm/i915/display/intel_ddi_buf_trans.c (revision db5d28c0bfe566908719bec8e25443aabecbb802)
1 // SPDX-License-Identifier: MIT
2 /*
3  * Copyright © 2020 Intel Corporation
4  */
5 
6 #include "i915_drv.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_dp.h"
12 #include "intel_cx0_phy.h"
13 
14 /* HDMI/DVI modes ignore everything but the last 2 items. So we share
15  * them for both DP and FDI transports, allowing those ports to
16  * automatically adapt to HDMI connections as well
17  */
18 static const union intel_ddi_buf_trans_entry _hsw_trans_dp[] = {
19 	{ .hsw = { 0x00FFFFFF, 0x0006000E, 0x0 } },
20 	{ .hsw = { 0x00D75FFF, 0x0005000A, 0x0 } },
21 	{ .hsw = { 0x00C30FFF, 0x00040006, 0x0 } },
22 	{ .hsw = { 0x80AAAFFF, 0x000B0000, 0x0 } },
23 	{ .hsw = { 0x00FFFFFF, 0x0005000A, 0x0 } },
24 	{ .hsw = { 0x00D75FFF, 0x000C0004, 0x0 } },
25 	{ .hsw = { 0x80C30FFF, 0x000B0000, 0x0 } },
26 	{ .hsw = { 0x00FFFFFF, 0x00040006, 0x0 } },
27 	{ .hsw = { 0x80D75FFF, 0x000B0000, 0x0 } },
28 };
29 
30 static const struct intel_ddi_buf_trans hsw_trans_dp = {
31 	.entries = _hsw_trans_dp,
32 	.num_entries = ARRAY_SIZE(_hsw_trans_dp),
33 };
34 
35 static const union intel_ddi_buf_trans_entry _hsw_trans_fdi[] = {
36 	{ .hsw = { 0x00FFFFFF, 0x0007000E, 0x0 } },
37 	{ .hsw = { 0x00D75FFF, 0x000F000A, 0x0 } },
38 	{ .hsw = { 0x00C30FFF, 0x00060006, 0x0 } },
39 	{ .hsw = { 0x00AAAFFF, 0x001E0000, 0x0 } },
40 	{ .hsw = { 0x00FFFFFF, 0x000F000A, 0x0 } },
41 	{ .hsw = { 0x00D75FFF, 0x00160004, 0x0 } },
42 	{ .hsw = { 0x00C30FFF, 0x001E0000, 0x0 } },
43 	{ .hsw = { 0x00FFFFFF, 0x00060006, 0x0 } },
44 	{ .hsw = { 0x00D75FFF, 0x001E0000, 0x0 } },
45 };
46 
47 static const struct intel_ddi_buf_trans hsw_trans_fdi = {
48 	.entries = _hsw_trans_fdi,
49 	.num_entries = ARRAY_SIZE(_hsw_trans_fdi),
50 };
51 
52 static const union intel_ddi_buf_trans_entry _hsw_trans_hdmi[] = {
53 							/* Idx	NT mV d	T mV d	db	*/
54 	{ .hsw = { 0x00FFFFFF, 0x0006000E, 0x0 } },	/* 0:	400	400	0	*/
55 	{ .hsw = { 0x00E79FFF, 0x000E000C, 0x0 } },	/* 1:	400	500	2	*/
56 	{ .hsw = { 0x00D75FFF, 0x0005000A, 0x0 } },	/* 2:	400	600	3.5	*/
57 	{ .hsw = { 0x00FFFFFF, 0x0005000A, 0x0 } },	/* 3:	600	600	0	*/
58 	{ .hsw = { 0x00E79FFF, 0x001D0007, 0x0 } },	/* 4:	600	750	2	*/
59 	{ .hsw = { 0x00D75FFF, 0x000C0004, 0x0 } },	/* 5:	600	900	3.5	*/
60 	{ .hsw = { 0x00FFFFFF, 0x00040006, 0x0 } },	/* 6:	800	800	0	*/
61 	{ .hsw = { 0x80E79FFF, 0x00030002, 0x0 } },	/* 7:	800	1000	2	*/
62 	{ .hsw = { 0x00FFFFFF, 0x00140005, 0x0 } },	/* 8:	850	850	0	*/
63 	{ .hsw = { 0x00FFFFFF, 0x000C0004, 0x0 } },	/* 9:	900	900	0	*/
64 	{ .hsw = { 0x00FFFFFF, 0x001C0003, 0x0 } },	/* 10:	950	950	0	*/
65 	{ .hsw = { 0x80FFFFFF, 0x00030002, 0x0 } },	/* 11:	1000	1000	0	*/
66 };
67 
68 static const struct intel_ddi_buf_trans hsw_trans_hdmi = {
69 	.entries = _hsw_trans_hdmi,
70 	.num_entries = ARRAY_SIZE(_hsw_trans_hdmi),
71 	.hdmi_default_entry = 6,
72 };
73 
74 static const union intel_ddi_buf_trans_entry _bdw_trans_edp[] = {
75 	{ .hsw = { 0x00FFFFFF, 0x00000012, 0x0 } },
76 	{ .hsw = { 0x00EBAFFF, 0x00020011, 0x0 } },
77 	{ .hsw = { 0x00C71FFF, 0x0006000F, 0x0 } },
78 	{ .hsw = { 0x00AAAFFF, 0x000E000A, 0x0 } },
79 	{ .hsw = { 0x00FFFFFF, 0x00020011, 0x0 } },
80 	{ .hsw = { 0x00DB6FFF, 0x0005000F, 0x0 } },
81 	{ .hsw = { 0x00BEEFFF, 0x000A000C, 0x0 } },
82 	{ .hsw = { 0x00FFFFFF, 0x0005000F, 0x0 } },
83 	{ .hsw = { 0x00DB6FFF, 0x000A000C, 0x0 } },
84 };
85 
86 static const struct intel_ddi_buf_trans bdw_trans_edp = {
87 	.entries = _bdw_trans_edp,
88 	.num_entries = ARRAY_SIZE(_bdw_trans_edp),
89 };
90 
91 static const union intel_ddi_buf_trans_entry _bdw_trans_dp[] = {
92 	{ .hsw = { 0x00FFFFFF, 0x0007000E, 0x0 } },
93 	{ .hsw = { 0x00D75FFF, 0x000E000A, 0x0 } },
94 	{ .hsw = { 0x00BEFFFF, 0x00140006, 0x0 } },
95 	{ .hsw = { 0x80B2CFFF, 0x001B0002, 0x0 } },
96 	{ .hsw = { 0x00FFFFFF, 0x000E000A, 0x0 } },
97 	{ .hsw = { 0x00DB6FFF, 0x00160005, 0x0 } },
98 	{ .hsw = { 0x80C71FFF, 0x001A0002, 0x0 } },
99 	{ .hsw = { 0x00F7DFFF, 0x00180004, 0x0 } },
100 	{ .hsw = { 0x80D75FFF, 0x001B0002, 0x0 } },
101 };
102 
103 static const struct intel_ddi_buf_trans bdw_trans_dp = {
104 	.entries = _bdw_trans_dp,
105 	.num_entries = ARRAY_SIZE(_bdw_trans_dp),
106 };
107 
108 static const union intel_ddi_buf_trans_entry _bdw_trans_fdi[] = {
109 	{ .hsw = { 0x00FFFFFF, 0x0001000E, 0x0 } },
110 	{ .hsw = { 0x00D75FFF, 0x0004000A, 0x0 } },
111 	{ .hsw = { 0x00C30FFF, 0x00070006, 0x0 } },
112 	{ .hsw = { 0x00AAAFFF, 0x000C0000, 0x0 } },
113 	{ .hsw = { 0x00FFFFFF, 0x0004000A, 0x0 } },
114 	{ .hsw = { 0x00D75FFF, 0x00090004, 0x0 } },
115 	{ .hsw = { 0x00C30FFF, 0x000C0000, 0x0 } },
116 	{ .hsw = { 0x00FFFFFF, 0x00070006, 0x0 } },
117 	{ .hsw = { 0x00D75FFF, 0x000C0000, 0x0 } },
118 };
119 
120 static const struct intel_ddi_buf_trans bdw_trans_fdi = {
121 	.entries = _bdw_trans_fdi,
122 	.num_entries = ARRAY_SIZE(_bdw_trans_fdi),
123 };
124 
125 static const union intel_ddi_buf_trans_entry _bdw_trans_hdmi[] = {
126 							/* Idx	NT mV d	T mV df	db	*/
127 	{ .hsw = { 0x00FFFFFF, 0x0007000E, 0x0 } },	/* 0:	400	400	0	*/
128 	{ .hsw = { 0x00D75FFF, 0x000E000A, 0x0 } },	/* 1:	400	600	3.5	*/
129 	{ .hsw = { 0x00BEFFFF, 0x00140006, 0x0 } },	/* 2:	400	800	6	*/
130 	{ .hsw = { 0x00FFFFFF, 0x0009000D, 0x0 } },	/* 3:	450	450	0	*/
131 	{ .hsw = { 0x00FFFFFF, 0x000E000A, 0x0 } },	/* 4:	600	600	0	*/
132 	{ .hsw = { 0x00D7FFFF, 0x00140006, 0x0 } },	/* 5:	600	800	2.5	*/
133 	{ .hsw = { 0x80CB2FFF, 0x001B0002, 0x0 } },	/* 6:	600	1000	4.5	*/
134 	{ .hsw = { 0x00FFFFFF, 0x00140006, 0x0 } },	/* 7:	800	800	0	*/
135 	{ .hsw = { 0x80E79FFF, 0x001B0002, 0x0 } },	/* 8:	800	1000	2	*/
136 	{ .hsw = { 0x80FFFFFF, 0x001B0002, 0x0 } },	/* 9:	1000	1000	0	*/
137 };
138 
139 static const struct intel_ddi_buf_trans bdw_trans_hdmi = {
140 	.entries = _bdw_trans_hdmi,
141 	.num_entries = ARRAY_SIZE(_bdw_trans_hdmi),
142 	.hdmi_default_entry = 7,
143 };
144 
145 /* Skylake H and S */
146 static const union intel_ddi_buf_trans_entry _skl_trans_dp[] = {
147 	{ .hsw = { 0x00002016, 0x000000A0, 0x0 } },
148 	{ .hsw = { 0x00005012, 0x0000009B, 0x0 } },
149 	{ .hsw = { 0x00007011, 0x00000088, 0x0 } },
150 	{ .hsw = { 0x80009010, 0x000000C0, 0x1 } },
151 	{ .hsw = { 0x00002016, 0x0000009B, 0x0 } },
152 	{ .hsw = { 0x00005012, 0x00000088, 0x0 } },
153 	{ .hsw = { 0x80007011, 0x000000C0, 0x1 } },
154 	{ .hsw = { 0x00002016, 0x000000DF, 0x0 } },
155 	{ .hsw = { 0x80005012, 0x000000C0, 0x1 } },
156 };
157 
158 static const struct intel_ddi_buf_trans skl_trans_dp = {
159 	.entries = _skl_trans_dp,
160 	.num_entries = ARRAY_SIZE(_skl_trans_dp),
161 };
162 
163 /* Skylake U */
164 static const union intel_ddi_buf_trans_entry _skl_u_trans_dp[] = {
165 	{ .hsw = { 0x0000201B, 0x000000A2, 0x0 } },
166 	{ .hsw = { 0x00005012, 0x00000088, 0x0 } },
167 	{ .hsw = { 0x80007011, 0x000000CD, 0x1 } },
168 	{ .hsw = { 0x80009010, 0x000000C0, 0x1 } },
169 	{ .hsw = { 0x0000201B, 0x0000009D, 0x0 } },
170 	{ .hsw = { 0x80005012, 0x000000C0, 0x1 } },
171 	{ .hsw = { 0x80007011, 0x000000C0, 0x1 } },
172 	{ .hsw = { 0x00002016, 0x00000088, 0x0 } },
173 	{ .hsw = { 0x80005012, 0x000000C0, 0x1 } },
174 };
175 
176 static const struct intel_ddi_buf_trans skl_u_trans_dp = {
177 	.entries = _skl_u_trans_dp,
178 	.num_entries = ARRAY_SIZE(_skl_u_trans_dp),
179 };
180 
181 /* Skylake Y */
182 static const union intel_ddi_buf_trans_entry _skl_y_trans_dp[] = {
183 	{ .hsw = { 0x00000018, 0x000000A2, 0x0 } },
184 	{ .hsw = { 0x00005012, 0x00000088, 0x0 } },
185 	{ .hsw = { 0x80007011, 0x000000CD, 0x3 } },
186 	{ .hsw = { 0x80009010, 0x000000C0, 0x3 } },
187 	{ .hsw = { 0x00000018, 0x0000009D, 0x0 } },
188 	{ .hsw = { 0x80005012, 0x000000C0, 0x3 } },
189 	{ .hsw = { 0x80007011, 0x000000C0, 0x3 } },
190 	{ .hsw = { 0x00000018, 0x00000088, 0x0 } },
191 	{ .hsw = { 0x80005012, 0x000000C0, 0x3 } },
192 };
193 
194 static const struct intel_ddi_buf_trans skl_y_trans_dp = {
195 	.entries = _skl_y_trans_dp,
196 	.num_entries = ARRAY_SIZE(_skl_y_trans_dp),
197 };
198 
199 /* Kabylake H and S */
200 static const union intel_ddi_buf_trans_entry _kbl_trans_dp[] = {
201 	{ .hsw = { 0x00002016, 0x000000A0, 0x0 } },
202 	{ .hsw = { 0x00005012, 0x0000009B, 0x0 } },
203 	{ .hsw = { 0x00007011, 0x00000088, 0x0 } },
204 	{ .hsw = { 0x80009010, 0x000000C0, 0x1 } },
205 	{ .hsw = { 0x00002016, 0x0000009B, 0x0 } },
206 	{ .hsw = { 0x00005012, 0x00000088, 0x0 } },
207 	{ .hsw = { 0x80007011, 0x000000C0, 0x1 } },
208 	{ .hsw = { 0x00002016, 0x00000097, 0x0 } },
209 	{ .hsw = { 0x80005012, 0x000000C0, 0x1 } },
210 };
211 
212 static const struct intel_ddi_buf_trans kbl_trans_dp = {
213 	.entries = _kbl_trans_dp,
214 	.num_entries = ARRAY_SIZE(_kbl_trans_dp),
215 };
216 
217 /* Kabylake U */
218 static const union intel_ddi_buf_trans_entry _kbl_u_trans_dp[] = {
219 	{ .hsw = { 0x0000201B, 0x000000A1, 0x0 } },
220 	{ .hsw = { 0x00005012, 0x00000088, 0x0 } },
221 	{ .hsw = { 0x80007011, 0x000000CD, 0x3 } },
222 	{ .hsw = { 0x80009010, 0x000000C0, 0x3 } },
223 	{ .hsw = { 0x0000201B, 0x0000009D, 0x0 } },
224 	{ .hsw = { 0x80005012, 0x000000C0, 0x3 } },
225 	{ .hsw = { 0x80007011, 0x000000C0, 0x3 } },
226 	{ .hsw = { 0x00002016, 0x0000004F, 0x0 } },
227 	{ .hsw = { 0x80005012, 0x000000C0, 0x3 } },
228 };
229 
230 static const struct intel_ddi_buf_trans kbl_u_trans_dp = {
231 	.entries = _kbl_u_trans_dp,
232 	.num_entries = ARRAY_SIZE(_kbl_u_trans_dp),
233 };
234 
235 /* Kabylake Y */
236 static const union intel_ddi_buf_trans_entry _kbl_y_trans_dp[] = {
237 	{ .hsw = { 0x00001017, 0x000000A1, 0x0 } },
238 	{ .hsw = { 0x00005012, 0x00000088, 0x0 } },
239 	{ .hsw = { 0x80007011, 0x000000CD, 0x3 } },
240 	{ .hsw = { 0x8000800F, 0x000000C0, 0x3 } },
241 	{ .hsw = { 0x00001017, 0x0000009D, 0x0 } },
242 	{ .hsw = { 0x80005012, 0x000000C0, 0x3 } },
243 	{ .hsw = { 0x80007011, 0x000000C0, 0x3 } },
244 	{ .hsw = { 0x00001017, 0x0000004C, 0x0 } },
245 	{ .hsw = { 0x80005012, 0x000000C0, 0x3 } },
246 };
247 
248 static const struct intel_ddi_buf_trans kbl_y_trans_dp = {
249 	.entries = _kbl_y_trans_dp,
250 	.num_entries = ARRAY_SIZE(_kbl_y_trans_dp),
251 };
252 
253 /*
254  * Skylake/Kabylake H and S
255  * eDP 1.4 low vswing translation parameters
256  */
257 static const union intel_ddi_buf_trans_entry _skl_trans_edp[] = {
258 	{ .hsw = { 0x00000018, 0x000000A8, 0x0 } },
259 	{ .hsw = { 0x00004013, 0x000000A9, 0x0 } },
260 	{ .hsw = { 0x00007011, 0x000000A2, 0x0 } },
261 	{ .hsw = { 0x00009010, 0x0000009C, 0x0 } },
262 	{ .hsw = { 0x00000018, 0x000000A9, 0x0 } },
263 	{ .hsw = { 0x00006013, 0x000000A2, 0x0 } },
264 	{ .hsw = { 0x00007011, 0x000000A6, 0x0 } },
265 	{ .hsw = { 0x00000018, 0x000000AB, 0x0 } },
266 	{ .hsw = { 0x00007013, 0x0000009F, 0x0 } },
267 	{ .hsw = { 0x00000018, 0x000000DF, 0x0 } },
268 };
269 
270 static const struct intel_ddi_buf_trans skl_trans_edp = {
271 	.entries = _skl_trans_edp,
272 	.num_entries = ARRAY_SIZE(_skl_trans_edp),
273 };
274 
275 /*
276  * Skylake/Kabylake U
277  * eDP 1.4 low vswing translation parameters
278  */
279 static const union intel_ddi_buf_trans_entry _skl_u_trans_edp[] = {
280 	{ .hsw = { 0x00000018, 0x000000A8, 0x0 } },
281 	{ .hsw = { 0x00004013, 0x000000A9, 0x0 } },
282 	{ .hsw = { 0x00007011, 0x000000A2, 0x0 } },
283 	{ .hsw = { 0x00009010, 0x0000009C, 0x0 } },
284 	{ .hsw = { 0x00000018, 0x000000A9, 0x0 } },
285 	{ .hsw = { 0x00006013, 0x000000A2, 0x0 } },
286 	{ .hsw = { 0x00007011, 0x000000A6, 0x0 } },
287 	{ .hsw = { 0x00002016, 0x000000AB, 0x0 } },
288 	{ .hsw = { 0x00005013, 0x0000009F, 0x0 } },
289 	{ .hsw = { 0x00000018, 0x000000DF, 0x0 } },
290 };
291 
292 static const struct intel_ddi_buf_trans skl_u_trans_edp = {
293 	.entries = _skl_u_trans_edp,
294 	.num_entries = ARRAY_SIZE(_skl_u_trans_edp),
295 };
296 
297 /*
298  * Skylake/Kabylake Y
299  * eDP 1.4 low vswing translation parameters
300  */
301 static const union intel_ddi_buf_trans_entry _skl_y_trans_edp[] = {
302 	{ .hsw = { 0x00000018, 0x000000A8, 0x0 } },
303 	{ .hsw = { 0x00004013, 0x000000AB, 0x0 } },
304 	{ .hsw = { 0x00007011, 0x000000A4, 0x0 } },
305 	{ .hsw = { 0x00009010, 0x000000DF, 0x0 } },
306 	{ .hsw = { 0x00000018, 0x000000AA, 0x0 } },
307 	{ .hsw = { 0x00006013, 0x000000A4, 0x0 } },
308 	{ .hsw = { 0x00007011, 0x0000009D, 0x0 } },
309 	{ .hsw = { 0x00000018, 0x000000A0, 0x0 } },
310 	{ .hsw = { 0x00006012, 0x000000DF, 0x0 } },
311 	{ .hsw = { 0x00000018, 0x0000008A, 0x0 } },
312 };
313 
314 static const struct intel_ddi_buf_trans skl_y_trans_edp = {
315 	.entries = _skl_y_trans_edp,
316 	.num_entries = ARRAY_SIZE(_skl_y_trans_edp),
317 };
318 
319 /* Skylake/Kabylake U, H and S */
320 static const union intel_ddi_buf_trans_entry _skl_trans_hdmi[] = {
321 	{ .hsw = { 0x00000018, 0x000000AC, 0x0 } },
322 	{ .hsw = { 0x00005012, 0x0000009D, 0x0 } },
323 	{ .hsw = { 0x00007011, 0x00000088, 0x0 } },
324 	{ .hsw = { 0x00000018, 0x000000A1, 0x0 } },
325 	{ .hsw = { 0x00000018, 0x00000098, 0x0 } },
326 	{ .hsw = { 0x00004013, 0x00000088, 0x0 } },
327 	{ .hsw = { 0x80006012, 0x000000CD, 0x1 } },
328 	{ .hsw = { 0x00000018, 0x000000DF, 0x0 } },
329 	{ .hsw = { 0x80003015, 0x000000CD, 0x1 } },	/* Default */
330 	{ .hsw = { 0x80003015, 0x000000C0, 0x1 } },
331 	{ .hsw = { 0x80000018, 0x000000C0, 0x1 } },
332 };
333 
334 static const struct intel_ddi_buf_trans skl_trans_hdmi = {
335 	.entries = _skl_trans_hdmi,
336 	.num_entries = ARRAY_SIZE(_skl_trans_hdmi),
337 	.hdmi_default_entry = 8,
338 };
339 
340 /* Skylake/Kabylake Y */
341 static const union intel_ddi_buf_trans_entry _skl_y_trans_hdmi[] = {
342 	{ .hsw = { 0x00000018, 0x000000A1, 0x0 } },
343 	{ .hsw = { 0x00005012, 0x000000DF, 0x0 } },
344 	{ .hsw = { 0x80007011, 0x000000CB, 0x3 } },
345 	{ .hsw = { 0x00000018, 0x000000A4, 0x0 } },
346 	{ .hsw = { 0x00000018, 0x0000009D, 0x0 } },
347 	{ .hsw = { 0x00004013, 0x00000080, 0x0 } },
348 	{ .hsw = { 0x80006013, 0x000000C0, 0x3 } },
349 	{ .hsw = { 0x00000018, 0x0000008A, 0x0 } },
350 	{ .hsw = { 0x80003015, 0x000000C0, 0x3 } },	/* Default */
351 	{ .hsw = { 0x80003015, 0x000000C0, 0x3 } },
352 	{ .hsw = { 0x80000018, 0x000000C0, 0x3 } },
353 };
354 
355 static const struct intel_ddi_buf_trans skl_y_trans_hdmi = {
356 	.entries = _skl_y_trans_hdmi,
357 	.num_entries = ARRAY_SIZE(_skl_y_trans_hdmi),
358 	.hdmi_default_entry = 8,
359 };
360 
361 static const union intel_ddi_buf_trans_entry _bxt_trans_dp[] = {
362 						/* Idx	NT mV diff	db  */
363 	{ .bxt = { 52,  0x9A, 0, 128, } },	/* 0:	400		0   */
364 	{ .bxt = { 78,  0x9A, 0, 85,  } },	/* 1:	400		3.5 */
365 	{ .bxt = { 104, 0x9A, 0, 64,  } },	/* 2:	400		6   */
366 	{ .bxt = { 154, 0x9A, 0, 43,  } },	/* 3:	400		9.5 */
367 	{ .bxt = { 77,  0x9A, 0, 128, } },	/* 4:	600		0   */
368 	{ .bxt = { 116, 0x9A, 0, 85,  } },	/* 5:	600		3.5 */
369 	{ .bxt = { 154, 0x9A, 0, 64,  } },	/* 6:	600		6   */
370 	{ .bxt = { 102, 0x9A, 0, 128, } },	/* 7:	800		0   */
371 	{ .bxt = { 154, 0x9A, 0, 85,  } },	/* 8:	800		3.5 */
372 	{ .bxt = { 154, 0x9A, 1, 128, } },	/* 9:	1200		0   */
373 };
374 
375 static const struct intel_ddi_buf_trans bxt_trans_dp = {
376 	.entries = _bxt_trans_dp,
377 	.num_entries = ARRAY_SIZE(_bxt_trans_dp),
378 };
379 
380 static const union intel_ddi_buf_trans_entry _bxt_trans_edp[] = {
381 					/* Idx	NT mV diff	db  */
382 	{ .bxt = { 26, 0, 0, 128, } },	/* 0:	200		0   */
383 	{ .bxt = { 38, 0, 0, 112, } },	/* 1:	200		1.5 */
384 	{ .bxt = { 48, 0, 0, 96,  } },	/* 2:	200		4   */
385 	{ .bxt = { 54, 0, 0, 69,  } },	/* 3:	200		6   */
386 	{ .bxt = { 32, 0, 0, 128, } },	/* 4:	250		0   */
387 	{ .bxt = { 48, 0, 0, 104, } },	/* 5:	250		1.5 */
388 	{ .bxt = { 54, 0, 0, 85,  } },	/* 6:	250		4   */
389 	{ .bxt = { 43, 0, 0, 128, } },	/* 7:	300		0   */
390 	{ .bxt = { 54, 0, 0, 101, } },	/* 8:	300		1.5 */
391 	{ .bxt = { 48, 0, 0, 128, } },	/* 9:	300		0   */
392 };
393 
394 static const struct intel_ddi_buf_trans bxt_trans_edp = {
395 	.entries = _bxt_trans_edp,
396 	.num_entries = ARRAY_SIZE(_bxt_trans_edp),
397 };
398 
399 /* BSpec has 2 recommended values - entries 0 and 8.
400  * Using the entry with higher vswing.
401  */
402 static const union intel_ddi_buf_trans_entry _bxt_trans_hdmi[] = {
403 						/* Idx	NT mV diff	db  */
404 	{ .bxt = { 52,  0x9A, 0, 128, } },	/* 0:	400		0   */
405 	{ .bxt = { 52,  0x9A, 0, 85,  } },	/* 1:	400		3.5 */
406 	{ .bxt = { 52,  0x9A, 0, 64,  } },	/* 2:	400		6   */
407 	{ .bxt = { 42,  0x9A, 0, 43,  } },	/* 3:	400		9.5 */
408 	{ .bxt = { 77,  0x9A, 0, 128, } },	/* 4:	600		0   */
409 	{ .bxt = { 77,  0x9A, 0, 85,  } },	/* 5:	600		3.5 */
410 	{ .bxt = { 77,  0x9A, 0, 64,  } },	/* 6:	600		6   */
411 	{ .bxt = { 102, 0x9A, 0, 128, } },	/* 7:	800		0   */
412 	{ .bxt = { 102, 0x9A, 0, 85,  } },	/* 8:	800		3.5 */
413 	{ .bxt = { 154, 0x9A, 1, 128, } },	/* 9:	1200		0   */
414 };
415 
416 static const struct intel_ddi_buf_trans bxt_trans_hdmi = {
417 	.entries = _bxt_trans_hdmi,
418 	.num_entries = ARRAY_SIZE(_bxt_trans_hdmi),
419 	.hdmi_default_entry = ARRAY_SIZE(_bxt_trans_hdmi) - 1,
420 };
421 
422 /* icl_combo_phy_trans */
423 static const union intel_ddi_buf_trans_entry _icl_combo_phy_trans_dp_hbr2_edp_hbr3[] = {
424 							/* NT mV Trans mV db    */
425 	{ .icl = { 0xA, 0x35, 0x3F, 0x00, 0x00 } },	/* 350   350      0.0   */
426 	{ .icl = { 0xA, 0x4F, 0x37, 0x00, 0x08 } },	/* 350   500      3.1   */
427 	{ .icl = { 0xC, 0x71, 0x2F, 0x00, 0x10 } },	/* 350   700      6.0   */
428 	{ .icl = { 0x6, 0x7F, 0x2B, 0x00, 0x14 } },	/* 350   900      8.2   */
429 	{ .icl = { 0xA, 0x4C, 0x3F, 0x00, 0x00 } },	/* 500   500      0.0   */
430 	{ .icl = { 0xC, 0x73, 0x34, 0x00, 0x0B } },	/* 500   700      2.9   */
431 	{ .icl = { 0x6, 0x7F, 0x2F, 0x00, 0x10 } },	/* 500   900      5.1   */
432 	{ .icl = { 0xC, 0x6C, 0x3C, 0x00, 0x03 } },	/* 650   700      0.6   */
433 	{ .icl = { 0x6, 0x7F, 0x35, 0x00, 0x0A } },	/* 600   900      3.5   */
434 	{ .icl = { 0x6, 0x7F, 0x3F, 0x00, 0x00 } },	/* 900   900      0.0   */
435 };
436 
437 static const struct intel_ddi_buf_trans icl_combo_phy_trans_dp_hbr2_edp_hbr3 = {
438 	.entries = _icl_combo_phy_trans_dp_hbr2_edp_hbr3,
439 	.num_entries = ARRAY_SIZE(_icl_combo_phy_trans_dp_hbr2_edp_hbr3),
440 };
441 
442 static const union intel_ddi_buf_trans_entry _icl_combo_phy_trans_edp_hbr2[] = {
443 							/* NT mV Trans mV db    */
444 	{ .icl = { 0x0, 0x7F, 0x3F, 0x00, 0x00 } },	/* 200   200      0.0   */
445 	{ .icl = { 0x8, 0x7F, 0x38, 0x00, 0x07 } },	/* 200   250      1.9   */
446 	{ .icl = { 0x1, 0x7F, 0x33, 0x00, 0x0C } },	/* 200   300      3.5   */
447 	{ .icl = { 0x9, 0x7F, 0x31, 0x00, 0x0E } },	/* 200   350      4.9   */
448 	{ .icl = { 0x8, 0x7F, 0x3F, 0x00, 0x00 } },	/* 250   250      0.0   */
449 	{ .icl = { 0x1, 0x7F, 0x38, 0x00, 0x07 } },	/* 250   300      1.6   */
450 	{ .icl = { 0x9, 0x7F, 0x35, 0x00, 0x0A } },	/* 250   350      2.9   */
451 	{ .icl = { 0x1, 0x7F, 0x3F, 0x00, 0x00 } },	/* 300   300      0.0   */
452 	{ .icl = { 0x9, 0x7F, 0x38, 0x00, 0x07 } },	/* 300   350      1.3   */
453 	{ .icl = { 0x9, 0x7F, 0x3F, 0x00, 0x00 } },	/* 350   350      0.0   */
454 };
455 
456 static const struct intel_ddi_buf_trans icl_combo_phy_trans_edp_hbr2 = {
457 	.entries = _icl_combo_phy_trans_edp_hbr2,
458 	.num_entries = ARRAY_SIZE(_icl_combo_phy_trans_edp_hbr2),
459 };
460 
461 static const union intel_ddi_buf_trans_entry _icl_combo_phy_trans_hdmi[] = {
462 							/* NT mV Trans mV db    */
463 	{ .icl = { 0xA, 0x60, 0x3F, 0x00, 0x00 } },	/* 450   450      0.0   */
464 	{ .icl = { 0xB, 0x73, 0x36, 0x00, 0x09 } },	/* 450   650      3.2   */
465 	{ .icl = { 0x6, 0x7F, 0x31, 0x00, 0x0E } },	/* 450   850      5.5   */
466 	{ .icl = { 0xB, 0x73, 0x3F, 0x00, 0x00 } },	/* 650   650      0.0   ALS */
467 	{ .icl = { 0x6, 0x7F, 0x37, 0x00, 0x08 } },	/* 650   850      2.3   */
468 	{ .icl = { 0x6, 0x7F, 0x3F, 0x00, 0x00 } },	/* 850   850      0.0   */
469 	{ .icl = { 0x6, 0x7F, 0x35, 0x00, 0x0A } },	/* 600   850      3.0   */
470 };
471 
472 static const struct intel_ddi_buf_trans icl_combo_phy_trans_hdmi = {
473 	.entries = _icl_combo_phy_trans_hdmi,
474 	.num_entries = ARRAY_SIZE(_icl_combo_phy_trans_hdmi),
475 	.hdmi_default_entry = ARRAY_SIZE(_icl_combo_phy_trans_hdmi) - 1,
476 };
477 
478 static const union intel_ddi_buf_trans_entry _ehl_combo_phy_trans_dp[] = {
479 							/* NT mV Trans mV db    */
480 	{ .icl = { 0xA, 0x33, 0x3F, 0x00, 0x00 } },	/* 350   350      0.0   */
481 	{ .icl = { 0xA, 0x47, 0x38, 0x00, 0x07 } },	/* 350   500      3.1   */
482 	{ .icl = { 0xC, 0x64, 0x33, 0x00, 0x0C } },	/* 350   700      6.0   */
483 	{ .icl = { 0x6, 0x7F, 0x2F, 0x00, 0x10 } },	/* 350   900      8.2   */
484 	{ .icl = { 0xA, 0x46, 0x3F, 0x00, 0x00 } },	/* 500   500      0.0   */
485 	{ .icl = { 0xC, 0x64, 0x37, 0x00, 0x08 } },	/* 500   700      2.9   */
486 	{ .icl = { 0x6, 0x7F, 0x32, 0x00, 0x0D } },	/* 500   900      5.1   */
487 	{ .icl = { 0xC, 0x61, 0x3F, 0x00, 0x00 } },	/* 650   700      0.6   */
488 	{ .icl = { 0x6, 0x7F, 0x37, 0x00, 0x08 } },	/* 600   900      3.5   */
489 	{ .icl = { 0x6, 0x7F, 0x3F, 0x00, 0x00 } },	/* 900   900      0.0   */
490 };
491 
492 static const struct intel_ddi_buf_trans ehl_combo_phy_trans_dp = {
493 	.entries = _ehl_combo_phy_trans_dp,
494 	.num_entries = ARRAY_SIZE(_ehl_combo_phy_trans_dp),
495 };
496 
497 static const union intel_ddi_buf_trans_entry _ehl_combo_phy_trans_edp_hbr2[] = {
498 							/* NT mV Trans mV db    */
499 	{ .icl = { 0x8, 0x7F, 0x3F, 0x00, 0x00 } },	/* 200   200      0.0   */
500 	{ .icl = { 0x8, 0x7F, 0x3F, 0x00, 0x00 } },	/* 200   250      1.9   */
501 	{ .icl = { 0x1, 0x7F, 0x3D, 0x00, 0x02 } },	/* 200   300      3.5   */
502 	{ .icl = { 0xA, 0x35, 0x39, 0x00, 0x06 } },	/* 200   350      4.9   */
503 	{ .icl = { 0x8, 0x7F, 0x3F, 0x00, 0x00 } },	/* 250   250      0.0   */
504 	{ .icl = { 0x1, 0x7F, 0x3C, 0x00, 0x03 } },	/* 250   300      1.6   */
505 	{ .icl = { 0xA, 0x35, 0x39, 0x00, 0x06 } },	/* 250   350      2.9   */
506 	{ .icl = { 0x1, 0x7F, 0x3F, 0x00, 0x00 } },	/* 300   300      0.0   */
507 	{ .icl = { 0xA, 0x35, 0x38, 0x00, 0x07 } },	/* 300   350      1.3   */
508 	{ .icl = { 0xA, 0x35, 0x3F, 0x00, 0x00 } },	/* 350   350      0.0   */
509 };
510 
511 static const struct intel_ddi_buf_trans ehl_combo_phy_trans_edp_hbr2 = {
512 	.entries = _ehl_combo_phy_trans_edp_hbr2,
513 	.num_entries = ARRAY_SIZE(_ehl_combo_phy_trans_edp_hbr2),
514 };
515 
516 static const union intel_ddi_buf_trans_entry _jsl_combo_phy_trans_edp_hbr[] = {
517 							/* NT mV Trans mV db    */
518 	{ .icl = { 0x8, 0x7F, 0x3F, 0x00, 0x00 } },	/* 200   200      0.0   */
519 	{ .icl = { 0x8, 0x7F, 0x38, 0x00, 0x07 } },	/* 200   250      1.9   */
520 	{ .icl = { 0x1, 0x7F, 0x33, 0x00, 0x0C } },	/* 200   300      3.5   */
521 	{ .icl = { 0xA, 0x35, 0x36, 0x00, 0x09 } },	/* 200   350      4.9   */
522 	{ .icl = { 0x8, 0x7F, 0x3F, 0x00, 0x00 } },	/* 250   250      0.0   */
523 	{ .icl = { 0x1, 0x7F, 0x38, 0x00, 0x07 } },	/* 250   300      1.6   */
524 	{ .icl = { 0xA, 0x35, 0x35, 0x00, 0x0A } },	/* 250   350      2.9   */
525 	{ .icl = { 0x1, 0x7F, 0x3F, 0x00, 0x00 } },	/* 300   300      0.0   */
526 	{ .icl = { 0xA, 0x35, 0x38, 0x00, 0x07 } },	/* 300   350      1.3   */
527 	{ .icl = { 0xA, 0x35, 0x3F, 0x00, 0x00 } },	/* 350   350      0.0   */
528 };
529 
530 static const struct intel_ddi_buf_trans jsl_combo_phy_trans_edp_hbr = {
531 	.entries = _jsl_combo_phy_trans_edp_hbr,
532 	.num_entries = ARRAY_SIZE(_jsl_combo_phy_trans_edp_hbr),
533 };
534 
535 static const union intel_ddi_buf_trans_entry _jsl_combo_phy_trans_edp_hbr2[] = {
536 							/* NT mV Trans mV db    */
537 	{ .icl = { 0x8, 0x7F, 0x3F, 0x00, 0x00 } },	/* 200   200      0.0   */
538 	{ .icl = { 0x8, 0x7F, 0x3F, 0x00, 0x00 } },	/* 200   250      1.9   */
539 	{ .icl = { 0x1, 0x7F, 0x3D, 0x00, 0x02 } },	/* 200   300      3.5   */
540 	{ .icl = { 0xA, 0x35, 0x38, 0x00, 0x07 } },	/* 200   350      4.9   */
541 	{ .icl = { 0x8, 0x7F, 0x3F, 0x00, 0x00 } },	/* 250   250      0.0   */
542 	{ .icl = { 0x1, 0x7F, 0x3F, 0x00, 0x00 } },	/* 250   300      1.6   */
543 	{ .icl = { 0xA, 0x35, 0x3A, 0x00, 0x05 } },	/* 250   350      2.9   */
544 	{ .icl = { 0x1, 0x7F, 0x3F, 0x00, 0x00 } },	/* 300   300      0.0   */
545 	{ .icl = { 0xA, 0x35, 0x38, 0x00, 0x07 } },	/* 300   350      1.3   */
546 	{ .icl = { 0xA, 0x35, 0x3F, 0x00, 0x00 } },	/* 350   350      0.0   */
547 };
548 
549 static const struct intel_ddi_buf_trans jsl_combo_phy_trans_edp_hbr2 = {
550 	.entries = _jsl_combo_phy_trans_edp_hbr2,
551 	.num_entries = ARRAY_SIZE(_jsl_combo_phy_trans_edp_hbr2),
552 };
553 
554 static const union intel_ddi_buf_trans_entry _dg1_combo_phy_trans_dp_rbr_hbr[] = {
555 							/* NT mV Trans mV db    */
556 	{ .icl = { 0xA, 0x32, 0x3F, 0x00, 0x00 } },	/* 350   350      0.0   */
557 	{ .icl = { 0xA, 0x48, 0x35, 0x00, 0x0A } },	/* 350   500      3.1   */
558 	{ .icl = { 0xC, 0x63, 0x2F, 0x00, 0x10 } },	/* 350   700      6.0   */
559 	{ .icl = { 0x6, 0x7F, 0x2C, 0x00, 0x13 } },	/* 350   900      8.2   */
560 	{ .icl = { 0xA, 0x43, 0x3F, 0x00, 0x00 } },	/* 500   500      0.0   */
561 	{ .icl = { 0xC, 0x60, 0x36, 0x00, 0x09 } },	/* 500   700      2.9   */
562 	{ .icl = { 0x6, 0x7F, 0x30, 0x00, 0x0F } },	/* 500   900      5.1   */
563 	{ .icl = { 0xC, 0x60, 0x3F, 0x00, 0x00 } },	/* 650   700      0.6   */
564 	{ .icl = { 0x6, 0x7F, 0x37, 0x00, 0x08 } },	/* 600   900      3.5   */
565 	{ .icl = { 0x6, 0x7F, 0x3F, 0x00, 0x00 } },	/* 900   900      0.0   */
566 };
567 
568 static const struct intel_ddi_buf_trans dg1_combo_phy_trans_dp_rbr_hbr = {
569 	.entries = _dg1_combo_phy_trans_dp_rbr_hbr,
570 	.num_entries = ARRAY_SIZE(_dg1_combo_phy_trans_dp_rbr_hbr),
571 };
572 
573 static const union intel_ddi_buf_trans_entry _dg1_combo_phy_trans_dp_hbr2_hbr3[] = {
574 							/* NT mV Trans mV db    */
575 	{ .icl = { 0xA, 0x32, 0x3F, 0x00, 0x00 } },	/* 350   350      0.0   */
576 	{ .icl = { 0xA, 0x48, 0x35, 0x00, 0x0A } },	/* 350   500      3.1   */
577 	{ .icl = { 0xC, 0x63, 0x2F, 0x00, 0x10 } },	/* 350   700      6.0   */
578 	{ .icl = { 0x6, 0x7F, 0x2C, 0x00, 0x13 } },	/* 350   900      8.2   */
579 	{ .icl = { 0xA, 0x43, 0x3F, 0x00, 0x00 } },	/* 500   500      0.0   */
580 	{ .icl = { 0xC, 0x60, 0x36, 0x00, 0x09 } },	/* 500   700      2.9   */
581 	{ .icl = { 0x6, 0x7F, 0x30, 0x00, 0x0F } },	/* 500   900      5.1   */
582 	{ .icl = { 0xC, 0x58, 0x3F, 0x00, 0x00 } },	/* 650   700      0.6   */
583 	{ .icl = { 0x6, 0x7F, 0x35, 0x00, 0x0A } },	/* 600   900      3.5   */
584 	{ .icl = { 0x6, 0x7F, 0x3F, 0x00, 0x00 } },	/* 900   900      0.0   */
585 };
586 
587 static const struct intel_ddi_buf_trans dg1_combo_phy_trans_dp_hbr2_hbr3 = {
588 	.entries = _dg1_combo_phy_trans_dp_hbr2_hbr3,
589 	.num_entries = ARRAY_SIZE(_dg1_combo_phy_trans_dp_hbr2_hbr3),
590 };
591 
592 static const union intel_ddi_buf_trans_entry _icl_mg_phy_trans_rbr_hbr[] = {
593 					/* Voltage swing  pre-emphasis */
594 	{ .mg = { 0x18, 0x00, 0x00 } },	/* 0              0   */
595 	{ .mg = { 0x1D, 0x00, 0x05 } },	/* 0              1   */
596 	{ .mg = { 0x24, 0x00, 0x0C } },	/* 0              2   */
597 	{ .mg = { 0x2B, 0x00, 0x14 } },	/* 0              3   */
598 	{ .mg = { 0x21, 0x00, 0x00 } },	/* 1              0   */
599 	{ .mg = { 0x2B, 0x00, 0x08 } },	/* 1              1   */
600 	{ .mg = { 0x30, 0x00, 0x0F } },	/* 1              2   */
601 	{ .mg = { 0x31, 0x00, 0x03 } },	/* 2              0   */
602 	{ .mg = { 0x34, 0x00, 0x0B } },	/* 2              1   */
603 	{ .mg = { 0x3F, 0x00, 0x00 } },	/* 3              0   */
604 };
605 
606 static const struct intel_ddi_buf_trans icl_mg_phy_trans_rbr_hbr = {
607 	.entries = _icl_mg_phy_trans_rbr_hbr,
608 	.num_entries = ARRAY_SIZE(_icl_mg_phy_trans_rbr_hbr),
609 };
610 
611 static const union intel_ddi_buf_trans_entry _icl_mg_phy_trans_hbr2_hbr3[] = {
612 					/* Voltage swing  pre-emphasis */
613 	{ .mg = { 0x18, 0x00, 0x00 } },	/* 0              0   */
614 	{ .mg = { 0x1D, 0x00, 0x05 } },	/* 0              1   */
615 	{ .mg = { 0x24, 0x00, 0x0C } },	/* 0              2   */
616 	{ .mg = { 0x2B, 0x00, 0x14 } },	/* 0              3   */
617 	{ .mg = { 0x26, 0x00, 0x00 } },	/* 1              0   */
618 	{ .mg = { 0x2C, 0x00, 0x07 } },	/* 1              1   */
619 	{ .mg = { 0x33, 0x00, 0x0C } },	/* 1              2   */
620 	{ .mg = { 0x2E, 0x00, 0x00 } },	/* 2              0   */
621 	{ .mg = { 0x36, 0x00, 0x09 } },	/* 2              1   */
622 	{ .mg = { 0x3F, 0x00, 0x00 } },	/* 3              0   */
623 };
624 
625 static const struct intel_ddi_buf_trans icl_mg_phy_trans_hbr2_hbr3 = {
626 	.entries = _icl_mg_phy_trans_hbr2_hbr3,
627 	.num_entries = ARRAY_SIZE(_icl_mg_phy_trans_hbr2_hbr3),
628 };
629 
630 static const union intel_ddi_buf_trans_entry _icl_mg_phy_trans_hdmi[] = {
631 					/* HDMI Preset	VS	Pre-emph */
632 	{ .mg = { 0x1A, 0x0, 0x0 } },	/* 1		400mV	0dB */
633 	{ .mg = { 0x20, 0x0, 0x0 } },	/* 2		500mV	0dB */
634 	{ .mg = { 0x29, 0x0, 0x0 } },	/* 3		650mV	0dB */
635 	{ .mg = { 0x32, 0x0, 0x0 } },	/* 4		800mV	0dB */
636 	{ .mg = { 0x3F, 0x0, 0x0 } },	/* 5		1000mV	0dB */
637 	{ .mg = { 0x3A, 0x0, 0x5 } },	/* 6		Full	-1.5 dB */
638 	{ .mg = { 0x39, 0x0, 0x6 } },	/* 7		Full	-1.8 dB */
639 	{ .mg = { 0x38, 0x0, 0x7 } },	/* 8		Full	-2 dB */
640 	{ .mg = { 0x37, 0x0, 0x8 } },	/* 9		Full	-2.5 dB */
641 	{ .mg = { 0x36, 0x0, 0x9 } },	/* 10		Full	-3 dB */
642 };
643 
644 static const struct intel_ddi_buf_trans icl_mg_phy_trans_hdmi = {
645 	.entries = _icl_mg_phy_trans_hdmi,
646 	.num_entries = ARRAY_SIZE(_icl_mg_phy_trans_hdmi),
647 	.hdmi_default_entry = ARRAY_SIZE(_icl_mg_phy_trans_hdmi) - 1,
648 };
649 
650 static const union intel_ddi_buf_trans_entry _tgl_dkl_phy_trans_dp_hbr[] = {
651 					/* VS	pre-emp	Non-trans mV	Pre-emph dB */
652 	{ .dkl = { 0x7, 0x0, 0x00 } },	/* 0	0	400mV		0 dB */
653 	{ .dkl = { 0x5, 0x0, 0x05 } },	/* 0	1	400mV		3.5 dB */
654 	{ .dkl = { 0x2, 0x0, 0x0B } },	/* 0	2	400mV		6 dB */
655 	{ .dkl = { 0x0, 0x0, 0x18 } },	/* 0	3	400mV		9.5 dB */
656 	{ .dkl = { 0x5, 0x0, 0x00 } },	/* 1	0	600mV		0 dB */
657 	{ .dkl = { 0x2, 0x0, 0x08 } },	/* 1	1	600mV		3.5 dB */
658 	{ .dkl = { 0x0, 0x0, 0x14 } },	/* 1	2	600mV		6 dB */
659 	{ .dkl = { 0x2, 0x0, 0x00 } },	/* 2	0	800mV		0 dB */
660 	{ .dkl = { 0x0, 0x0, 0x0B } },	/* 2	1	800mV		3.5 dB */
661 	{ .dkl = { 0x0, 0x0, 0x00 } },	/* 3	0	1200mV		0 dB HDMI default */
662 };
663 
664 static const struct intel_ddi_buf_trans tgl_dkl_phy_trans_dp_hbr = {
665 	.entries = _tgl_dkl_phy_trans_dp_hbr,
666 	.num_entries = ARRAY_SIZE(_tgl_dkl_phy_trans_dp_hbr),
667 };
668 
669 static const union intel_ddi_buf_trans_entry _tgl_dkl_phy_trans_dp_hbr2[] = {
670 					/* VS	pre-emp	Non-trans mV	Pre-emph dB */
671 	{ .dkl = { 0x7, 0x0, 0x00 } },	/* 0	0	400mV		0 dB */
672 	{ .dkl = { 0x5, 0x0, 0x05 } },	/* 0	1	400mV		3.5 dB */
673 	{ .dkl = { 0x2, 0x0, 0x0B } },	/* 0	2	400mV		6 dB */
674 	{ .dkl = { 0x0, 0x0, 0x19 } },	/* 0	3	400mV		9.5 dB */
675 	{ .dkl = { 0x5, 0x0, 0x00 } },	/* 1	0	600mV		0 dB */
676 	{ .dkl = { 0x2, 0x0, 0x08 } },	/* 1	1	600mV		3.5 dB */
677 	{ .dkl = { 0x0, 0x0, 0x14 } },	/* 1	2	600mV		6 dB */
678 	{ .dkl = { 0x2, 0x0, 0x00 } },	/* 2	0	800mV		0 dB */
679 	{ .dkl = { 0x0, 0x0, 0x0B } },	/* 2	1	800mV		3.5 dB */
680 	{ .dkl = { 0x0, 0x0, 0x00 } },	/* 3	0	1200mV		0 dB HDMI default */
681 };
682 
683 static const struct intel_ddi_buf_trans tgl_dkl_phy_trans_dp_hbr2 = {
684 	.entries = _tgl_dkl_phy_trans_dp_hbr2,
685 	.num_entries = ARRAY_SIZE(_tgl_dkl_phy_trans_dp_hbr2),
686 };
687 
688 static const union intel_ddi_buf_trans_entry _tgl_dkl_phy_trans_hdmi[] = {
689 					/* HDMI Preset	VS	Pre-emph */
690 	{ .dkl = { 0x7, 0x0, 0x0 } },	/* 1		400mV	0dB */
691 	{ .dkl = { 0x6, 0x0, 0x0 } },	/* 2		500mV	0dB */
692 	{ .dkl = { 0x4, 0x0, 0x0 } },	/* 3		650mV	0dB */
693 	{ .dkl = { 0x2, 0x0, 0x0 } },	/* 4		800mV	0dB */
694 	{ .dkl = { 0x0, 0x0, 0x0 } },	/* 5		1000mV	0dB */
695 	{ .dkl = { 0x0, 0x0, 0x5 } },	/* 6		Full	-1.5 dB */
696 	{ .dkl = { 0x0, 0x0, 0x6 } },	/* 7		Full	-1.8 dB */
697 	{ .dkl = { 0x0, 0x0, 0x7 } },	/* 8		Full	-2 dB */
698 	{ .dkl = { 0x0, 0x0, 0x8 } },	/* 9		Full	-2.5 dB */
699 	{ .dkl = { 0x0, 0x0, 0xA } },	/* 10		Full	-3 dB */
700 };
701 
702 static const struct intel_ddi_buf_trans tgl_dkl_phy_trans_hdmi = {
703 	.entries = _tgl_dkl_phy_trans_hdmi,
704 	.num_entries = ARRAY_SIZE(_tgl_dkl_phy_trans_hdmi),
705 	.hdmi_default_entry = ARRAY_SIZE(_tgl_dkl_phy_trans_hdmi) - 1,
706 };
707 
708 static const union intel_ddi_buf_trans_entry _tgl_combo_phy_trans_dp_hbr[] = {
709 							/* NT mV Trans mV db    */
710 	{ .icl = { 0xA, 0x32, 0x3F, 0x00, 0x00 } },	/* 350   350      0.0   */
711 	{ .icl = { 0xA, 0x4F, 0x37, 0x00, 0x08 } },	/* 350   500      3.1   */
712 	{ .icl = { 0xC, 0x71, 0x2F, 0x00, 0x10 } },	/* 350   700      6.0   */
713 	{ .icl = { 0x6, 0x7D, 0x2B, 0x00, 0x14 } },	/* 350   900      8.2   */
714 	{ .icl = { 0xA, 0x4C, 0x3F, 0x00, 0x00 } },	/* 500   500      0.0   */
715 	{ .icl = { 0xC, 0x73, 0x34, 0x00, 0x0B } },	/* 500   700      2.9   */
716 	{ .icl = { 0x6, 0x7F, 0x2F, 0x00, 0x10 } },	/* 500   900      5.1   */
717 	{ .icl = { 0xC, 0x6C, 0x3C, 0x00, 0x03 } },	/* 650   700      0.6   */
718 	{ .icl = { 0x6, 0x7F, 0x35, 0x00, 0x0A } },	/* 600   900      3.5   */
719 	{ .icl = { 0x6, 0x7F, 0x3F, 0x00, 0x00 } },	/* 900   900      0.0   */
720 };
721 
722 static const struct intel_ddi_buf_trans tgl_combo_phy_trans_dp_hbr = {
723 	.entries = _tgl_combo_phy_trans_dp_hbr,
724 	.num_entries = ARRAY_SIZE(_tgl_combo_phy_trans_dp_hbr),
725 };
726 
727 static const union intel_ddi_buf_trans_entry _tgl_combo_phy_trans_dp_hbr2[] = {
728 							/* NT mV Trans mV db    */
729 	{ .icl = { 0xA, 0x35, 0x3F, 0x00, 0x00 } },	/* 350   350      0.0   */
730 	{ .icl = { 0xA, 0x4F, 0x37, 0x00, 0x08 } },	/* 350   500      3.1   */
731 	{ .icl = { 0xC, 0x63, 0x2F, 0x00, 0x10 } },	/* 350   700      6.0   */
732 	{ .icl = { 0x6, 0x7F, 0x2B, 0x00, 0x14 } },	/* 350   900      8.2   */
733 	{ .icl = { 0xA, 0x47, 0x3F, 0x00, 0x00 } },	/* 500   500      0.0   */
734 	{ .icl = { 0xC, 0x63, 0x34, 0x00, 0x0B } },	/* 500   700      2.9   */
735 	{ .icl = { 0x6, 0x7F, 0x2F, 0x00, 0x10 } },	/* 500   900      5.1   */
736 	{ .icl = { 0xC, 0x61, 0x3C, 0x00, 0x03 } },	/* 650   700      0.6   */
737 	{ .icl = { 0x6, 0x7B, 0x35, 0x00, 0x0A } },	/* 600   900      3.5   */
738 	{ .icl = { 0x6, 0x7F, 0x3F, 0x00, 0x00 } },	/* 900   900      0.0   */
739 };
740 
741 static const struct intel_ddi_buf_trans tgl_combo_phy_trans_dp_hbr2 = {
742 	.entries = _tgl_combo_phy_trans_dp_hbr2,
743 	.num_entries = ARRAY_SIZE(_tgl_combo_phy_trans_dp_hbr2),
744 };
745 
746 static const union intel_ddi_buf_trans_entry _tgl_uy_combo_phy_trans_dp_hbr2[] = {
747 							/* NT mV Trans mV db    */
748 	{ .icl = { 0xA, 0x35, 0x3F, 0x00, 0x00 } },	/* 350   350      0.0   */
749 	{ .icl = { 0xA, 0x4F, 0x36, 0x00, 0x09 } },	/* 350   500      3.1   */
750 	{ .icl = { 0xC, 0x60, 0x32, 0x00, 0x0D } },	/* 350   700      6.0   */
751 	{ .icl = { 0xC, 0x7F, 0x2D, 0x00, 0x12 } },	/* 350   900      8.2   */
752 	{ .icl = { 0xC, 0x47, 0x3F, 0x00, 0x00 } },	/* 500   500      0.0   */
753 	{ .icl = { 0xC, 0x6F, 0x36, 0x00, 0x09 } },	/* 500   700      2.9   */
754 	{ .icl = { 0x6, 0x7D, 0x32, 0x00, 0x0D } },	/* 500   900      5.1   */
755 	{ .icl = { 0x6, 0x60, 0x3C, 0x00, 0x03 } },	/* 650   700      0.6   */
756 	{ .icl = { 0x6, 0x7F, 0x34, 0x00, 0x0B } },	/* 600   900      3.5   */
757 	{ .icl = { 0x6, 0x7F, 0x3F, 0x00, 0x00 } },	/* 900   900      0.0   */
758 };
759 
760 static const struct intel_ddi_buf_trans tgl_uy_combo_phy_trans_dp_hbr2 = {
761 	.entries = _tgl_uy_combo_phy_trans_dp_hbr2,
762 	.num_entries = ARRAY_SIZE(_tgl_uy_combo_phy_trans_dp_hbr2),
763 };
764 
765 /*
766  * Cloned the HOBL entry to comply with the voltage and pre-emphasis entries
767  * that DisplayPort specification requires
768  */
769 static const union intel_ddi_buf_trans_entry _tgl_combo_phy_trans_edp_hbr2_hobl[] = {
770 							/* VS	pre-emp	*/
771 	{ .icl = { 0x6, 0x7F, 0x3F, 0x00, 0x00 } },	/* 0	0	*/
772 	{ .icl = { 0x6, 0x7F, 0x3F, 0x00, 0x00 } },	/* 0	1	*/
773 	{ .icl = { 0x6, 0x7F, 0x3F, 0x00, 0x00 } },	/* 0	2	*/
774 	{ .icl = { 0x6, 0x7F, 0x3F, 0x00, 0x00 } },	/* 0	3	*/
775 	{ .icl = { 0x6, 0x7F, 0x3F, 0x00, 0x00 } },	/* 1	0	*/
776 	{ .icl = { 0x6, 0x7F, 0x3F, 0x00, 0x00 } },	/* 1	1	*/
777 	{ .icl = { 0x6, 0x7F, 0x3F, 0x00, 0x00 } },	/* 1	2	*/
778 	{ .icl = { 0x6, 0x7F, 0x3F, 0x00, 0x00 } },	/* 2	0	*/
779 	{ .icl = { 0x6, 0x7F, 0x3F, 0x00, 0x00 } },	/* 2	1	*/
780 };
781 
782 static const struct intel_ddi_buf_trans tgl_combo_phy_trans_edp_hbr2_hobl = {
783 	.entries = _tgl_combo_phy_trans_edp_hbr2_hobl,
784 	.num_entries = ARRAY_SIZE(_tgl_combo_phy_trans_edp_hbr2_hobl),
785 };
786 
787 static const union intel_ddi_buf_trans_entry _rkl_combo_phy_trans_dp_hbr[] = {
788 							/* NT mV Trans mV db    */
789 	{ .icl = { 0xA, 0x2F, 0x3F, 0x00, 0x00 } },	/* 350   350      0.0   */
790 	{ .icl = { 0xA, 0x4F, 0x37, 0x00, 0x08 } },	/* 350   500      3.1   */
791 	{ .icl = { 0xC, 0x63, 0x2F, 0x00, 0x10 } },	/* 350   700      6.0   */
792 	{ .icl = { 0x6, 0x7D, 0x2A, 0x00, 0x15 } },	/* 350   900      8.2   */
793 	{ .icl = { 0xA, 0x4C, 0x3F, 0x00, 0x00 } },	/* 500   500      0.0   */
794 	{ .icl = { 0xC, 0x73, 0x34, 0x00, 0x0B } },	/* 500   700      2.9   */
795 	{ .icl = { 0x6, 0x7F, 0x2F, 0x00, 0x10 } },	/* 500   900      5.1   */
796 	{ .icl = { 0xC, 0x6E, 0x3E, 0x00, 0x01 } },	/* 650   700      0.6   */
797 	{ .icl = { 0x6, 0x7F, 0x35, 0x00, 0x0A } },	/* 600   900      3.5   */
798 	{ .icl = { 0x6, 0x7F, 0x3F, 0x00, 0x00 } },	/* 900   900      0.0   */
799 };
800 
801 static const struct intel_ddi_buf_trans rkl_combo_phy_trans_dp_hbr = {
802 	.entries = _rkl_combo_phy_trans_dp_hbr,
803 	.num_entries = ARRAY_SIZE(_rkl_combo_phy_trans_dp_hbr),
804 };
805 
806 static const union intel_ddi_buf_trans_entry _rkl_combo_phy_trans_dp_hbr2_hbr3[] = {
807 							/* NT mV Trans mV db    */
808 	{ .icl = { 0xA, 0x35, 0x3F, 0x00, 0x00 } },	/* 350   350      0.0   */
809 	{ .icl = { 0xA, 0x50, 0x38, 0x00, 0x07 } },	/* 350   500      3.1   */
810 	{ .icl = { 0xC, 0x61, 0x33, 0x00, 0x0C } },	/* 350   700      6.0   */
811 	{ .icl = { 0x6, 0x7F, 0x2E, 0x00, 0x11 } },	/* 350   900      8.2   */
812 	{ .icl = { 0xA, 0x47, 0x3F, 0x00, 0x00 } },	/* 500   500      0.0   */
813 	{ .icl = { 0xC, 0x5F, 0x38, 0x00, 0x07 } },	/* 500   700      2.9   */
814 	{ .icl = { 0x6, 0x7F, 0x2F, 0x00, 0x10 } },	/* 500   900      5.1   */
815 	{ .icl = { 0xC, 0x5F, 0x3F, 0x00, 0x00 } },	/* 650   700      0.6   */
816 	{ .icl = { 0x6, 0x7E, 0x36, 0x00, 0x09 } },	/* 600   900      3.5   */
817 	{ .icl = { 0x6, 0x7F, 0x3F, 0x00, 0x00 } },	/* 900   900      0.0   */
818 };
819 
820 static const struct intel_ddi_buf_trans rkl_combo_phy_trans_dp_hbr2_hbr3 = {
821 	.entries = _rkl_combo_phy_trans_dp_hbr2_hbr3,
822 	.num_entries = ARRAY_SIZE(_rkl_combo_phy_trans_dp_hbr2_hbr3),
823 };
824 
825 static const union intel_ddi_buf_trans_entry _adls_combo_phy_trans_dp_hbr2_hbr3[] = {
826 							/* NT mV Trans mV db    */
827 	{ .icl = { 0xA, 0x35, 0x3F, 0x00, 0x00 } },	/* 350   350      0.0   */
828 	{ .icl = { 0xA, 0x4F, 0x37, 0x00, 0x08 } },	/* 350   500      3.1   */
829 	{ .icl = { 0xC, 0x63, 0x31, 0x00, 0x0E } },	/* 350   700      6.0   */
830 	{ .icl = { 0x6, 0x7F, 0x2C, 0x00, 0x13 } },	/* 350   900      8.2   */
831 	{ .icl = { 0xA, 0x47, 0x3F, 0x00, 0x00 } },	/* 500   500      0.0   */
832 	{ .icl = { 0xC, 0x63, 0x37, 0x00, 0x08 } },	/* 500   700      2.9   */
833 	{ .icl = { 0x6, 0x73, 0x32, 0x00, 0x0D } },	/* 500   900      5.1   */
834 	{ .icl = { 0xC, 0x58, 0x3F, 0x00, 0x00 } },	/* 650   700      0.6   */
835 	{ .icl = { 0x6, 0x7F, 0x35, 0x00, 0x0A } },	/* 600   900      3.5   */
836 	{ .icl = { 0x6, 0x7F, 0x3F, 0x00, 0x00 } },	/* 900   900      0.0   */
837 };
838 
839 static const struct intel_ddi_buf_trans adls_combo_phy_trans_dp_hbr2_hbr3 = {
840 	.entries = _adls_combo_phy_trans_dp_hbr2_hbr3,
841 	.num_entries = ARRAY_SIZE(_adls_combo_phy_trans_dp_hbr2_hbr3),
842 };
843 
844 static const union intel_ddi_buf_trans_entry _adls_combo_phy_trans_edp_hbr2[] = {
845 							/* NT mV Trans mV db    */
846 	{ .icl = { 0x9, 0x73, 0x3D, 0x00, 0x02 } },	/* 200   200      0.0   */
847 	{ .icl = { 0x9, 0x7A, 0x3C, 0x00, 0x03 } },	/* 200   250      1.9   */
848 	{ .icl = { 0x9, 0x7F, 0x3B, 0x00, 0x04 } },	/* 200   300      3.5   */
849 	{ .icl = { 0x4, 0x6C, 0x33, 0x00, 0x0C } },	/* 200   350      4.9   */
850 	{ .icl = { 0x2, 0x73, 0x3A, 0x00, 0x05 } },	/* 250   250      0.0   */
851 	{ .icl = { 0x2, 0x7C, 0x38, 0x00, 0x07 } },	/* 250   300      1.6   */
852 	{ .icl = { 0x4, 0x5A, 0x36, 0x00, 0x09 } },	/* 250   350      2.9   */
853 	{ .icl = { 0x4, 0x57, 0x3D, 0x00, 0x02 } },	/* 300   300      0.0   */
854 	{ .icl = { 0x4, 0x65, 0x38, 0x00, 0x07 } },	/* 300   350      1.3   */
855 	{ .icl = { 0x4, 0x6C, 0x3A, 0x00, 0x05 } },	/* 350   350      0.0   */
856 };
857 
858 static const struct intel_ddi_buf_trans adls_combo_phy_trans_edp_hbr2 = {
859 	.entries = _adls_combo_phy_trans_edp_hbr2,
860 	.num_entries = ARRAY_SIZE(_adls_combo_phy_trans_edp_hbr2),
861 };
862 
863 static const union intel_ddi_buf_trans_entry _adls_combo_phy_trans_edp_hbr3[] = {
864 							/* NT mV Trans mV db    */
865 	{ .icl = { 0xA, 0x35, 0x3F, 0x00, 0x00 } },	/* 350   350      0.0   */
866 	{ .icl = { 0xA, 0x4F, 0x37, 0x00, 0x08 } },	/* 350   500      3.1   */
867 	{ .icl = { 0xC, 0x63, 0x31, 0x00, 0x0E } },	/* 350   700      6.0   */
868 	{ .icl = { 0x6, 0x7F, 0x2C, 0x00, 0x13 } },	/* 350   900      8.2   */
869 	{ .icl = { 0xA, 0x47, 0x3F, 0x00, 0x00 } },	/* 500   500      0.0   */
870 	{ .icl = { 0xC, 0x63, 0x37, 0x00, 0x08 } },	/* 500   700      2.9   */
871 	{ .icl = { 0x6, 0x73, 0x32, 0x00, 0x0D } },	/* 500   900      5.1   */
872 	{ .icl = { 0xC, 0x58, 0x3F, 0x00, 0x00 } },	/* 650   700      0.6   */
873 	{ .icl = { 0x6, 0x7F, 0x35, 0x00, 0x0A } },	/* 600   900      3.5   */
874 	{ .icl = { 0x6, 0x7F, 0x3F, 0x00, 0x00 } },	/* 900   900      0.0   */
875 };
876 
877 static const struct intel_ddi_buf_trans adls_combo_phy_trans_edp_hbr3 = {
878 	.entries = _adls_combo_phy_trans_edp_hbr3,
879 	.num_entries = ARRAY_SIZE(_adls_combo_phy_trans_edp_hbr3),
880 };
881 
882 static const union intel_ddi_buf_trans_entry _adlp_combo_phy_trans_dp_hbr[] = {
883 							/* NT mV Trans mV db    */
884 	{ .icl = { 0xA, 0x35, 0x3F, 0x00, 0x00 } },	/* 350   350      0.0   */
885 	{ .icl = { 0xA, 0x4F, 0x37, 0x00, 0x08 } },	/* 350   500      3.1   */
886 	{ .icl = { 0xC, 0x71, 0x31, 0x00, 0x0E } },	/* 350   700      6.0   */
887 	{ .icl = { 0x6, 0x7F, 0x2C, 0x00, 0x13 } },	/* 350   900      8.2   */
888 	{ .icl = { 0xA, 0x4C, 0x3F, 0x00, 0x00 } },	/* 500   500      0.0   */
889 	{ .icl = { 0xC, 0x73, 0x34, 0x00, 0x0B } },	/* 500   700      2.9   */
890 	{ .icl = { 0x6, 0x7F, 0x2F, 0x00, 0x10 } },	/* 500   900      5.1   */
891 	{ .icl = { 0xC, 0x7C, 0x3C, 0x00, 0x03 } },	/* 650   700      0.6   */
892 	{ .icl = { 0x6, 0x7F, 0x35, 0x00, 0x0A } },	/* 600   900      3.5   */
893 	{ .icl = { 0x6, 0x7F, 0x3F, 0x00, 0x00 } },	/* 900   900      0.0   */
894 };
895 
896 static const struct intel_ddi_buf_trans adlp_combo_phy_trans_dp_hbr = {
897 	.entries = _adlp_combo_phy_trans_dp_hbr,
898 	.num_entries = ARRAY_SIZE(_adlp_combo_phy_trans_dp_hbr),
899 };
900 
901 static const union intel_ddi_buf_trans_entry _adlp_combo_phy_trans_dp_hbr2_hbr3[] = {
902 							/* NT mV Trans mV db    */
903 	{ .icl = { 0xA, 0x35, 0x3F, 0x00, 0x00 } },	/* 350   350      0.0   */
904 	{ .icl = { 0xA, 0x4F, 0x37, 0x00, 0x08 } },	/* 350   500      3.1   */
905 	{ .icl = { 0xC, 0x71, 0x30, 0x00, 0x0F } },	/* 350   700      6.0   */
906 	{ .icl = { 0x6, 0x7F, 0x2B, 0x00, 0x14 } },	/* 350   900      8.2   */
907 	{ .icl = { 0xA, 0x4C, 0x3F, 0x00, 0x00 } },	/* 500   500      0.0   */
908 	{ .icl = { 0xC, 0x73, 0x34, 0x00, 0x0B } },	/* 500   700      2.9   */
909 	{ .icl = { 0x6, 0x7F, 0x30, 0x00, 0x0F } },	/* 500   900      5.1   */
910 	{ .icl = { 0xC, 0x63, 0x3F, 0x00, 0x00 } },	/* 650   700      0.6   */
911 	{ .icl = { 0x6, 0x7F, 0x38, 0x00, 0x07 } },	/* 600   900      3.5   */
912 	{ .icl = { 0x6, 0x7F, 0x3F, 0x00, 0x00 } },	/* 900   900      0.0   */
913 };
914 
915 static const union intel_ddi_buf_trans_entry _adlp_combo_phy_trans_edp_hbr2[] = {
916 							/* NT mV Trans mV db    */
917 	{ .icl = { 0x4, 0x50, 0x38, 0x00, 0x07 } },	/* 200   200      0.0   */
918 	{ .icl = { 0x4, 0x58, 0x35, 0x00, 0x0A } },	/* 200   250      1.9   */
919 	{ .icl = { 0x4, 0x60, 0x34, 0x00, 0x0B } },	/* 200   300      3.5   */
920 	{ .icl = { 0x4, 0x6A, 0x32, 0x00, 0x0D } },	/* 200   350      4.9   */
921 	{ .icl = { 0x4, 0x5E, 0x38, 0x00, 0x07 } },	/* 250   250      0.0   */
922 	{ .icl = { 0x4, 0x61, 0x36, 0x00, 0x09 } },	/* 250   300      1.6   */
923 	{ .icl = { 0x4, 0x6B, 0x34, 0x00, 0x0B } },	/* 250   350      2.9   */
924 	{ .icl = { 0x4, 0x69, 0x39, 0x00, 0x06 } },	/* 300   300      0.0   */
925 	{ .icl = { 0x4, 0x73, 0x37, 0x00, 0x08 } },	/* 300   350      1.3   */
926 	{ .icl = { 0x4, 0x7A, 0x38, 0x00, 0x07 } },	/* 350   350      0.0   */
927 };
928 
929 static const union intel_ddi_buf_trans_entry _adlp_combo_phy_trans_dp_hbr2_edp_hbr3[] = {
930 							/* NT mV Trans mV db    */
931 	{ .icl = { 0xA, 0x35, 0x3F, 0x00, 0x00 } },	/* 350   350      0.0   */
932 	{ .icl = { 0xA, 0x4F, 0x37, 0x00, 0x08 } },	/* 350   500      3.1   */
933 	{ .icl = { 0xC, 0x71, 0x30, 0x00, 0x0f } },	/* 350   700      6.0   */
934 	{ .icl = { 0x6, 0x7F, 0x2B, 0x00, 0x14 } },	/* 350   900      8.2   */
935 	{ .icl = { 0xA, 0x4C, 0x3F, 0x00, 0x00 } },	/* 500   500      0.0   */
936 	{ .icl = { 0xC, 0x73, 0x34, 0x00, 0x0B } },	/* 500   700      2.9   */
937 	{ .icl = { 0x6, 0x7F, 0x30, 0x00, 0x0F } },	/* 500   900      5.1   */
938 	{ .icl = { 0xC, 0x63, 0x3F, 0x00, 0x00 } },	/* 650   700      0.6   */
939 	{ .icl = { 0x6, 0x7F, 0x38, 0x00, 0x07 } },	/* 600   900      3.5   */
940 	{ .icl = { 0x6, 0x7F, 0x3F, 0x00, 0x00 } },	/* 900   900      0.0   */
941 };
942 
943 static const struct intel_ddi_buf_trans adlp_combo_phy_trans_dp_hbr2_hbr3 = {
944 	.entries = _adlp_combo_phy_trans_dp_hbr2_hbr3,
945 	.num_entries = ARRAY_SIZE(_adlp_combo_phy_trans_dp_hbr2_hbr3),
946 };
947 
948 static const struct intel_ddi_buf_trans adlp_combo_phy_trans_edp_hbr3 = {
949 	.entries = _adlp_combo_phy_trans_dp_hbr2_edp_hbr3,
950 	.num_entries = ARRAY_SIZE(_adlp_combo_phy_trans_dp_hbr2_edp_hbr3),
951 };
952 
953 static const struct intel_ddi_buf_trans adlp_combo_phy_trans_edp_up_to_hbr2 = {
954 	.entries = _adlp_combo_phy_trans_edp_hbr2,
955 	.num_entries = ARRAY_SIZE(_adlp_combo_phy_trans_edp_hbr2),
956 };
957 
958 static const union intel_ddi_buf_trans_entry _adlp_dkl_phy_trans_dp_hbr[] = {
959 					/* VS	pre-emp	Non-trans mV	Pre-emph dB */
960 	{ .dkl = { 0x7, 0x0, 0x01 } },	/* 0	0	400mV		0 dB */
961 	{ .dkl = { 0x5, 0x0, 0x06 } },	/* 0	1	400mV		3.5 dB */
962 	{ .dkl = { 0x2, 0x0, 0x0B } },	/* 0	2	400mV		6 dB */
963 	{ .dkl = { 0x0, 0x0, 0x17 } },	/* 0	3	400mV		9.5 dB */
964 	{ .dkl = { 0x5, 0x0, 0x00 } },	/* 1	0	600mV		0 dB */
965 	{ .dkl = { 0x2, 0x0, 0x08 } },	/* 1	1	600mV		3.5 dB */
966 	{ .dkl = { 0x0, 0x0, 0x14 } },	/* 1	2	600mV		6 dB */
967 	{ .dkl = { 0x2, 0x0, 0x00 } },	/* 2	0	800mV		0 dB */
968 	{ .dkl = { 0x0, 0x0, 0x0B } },	/* 2	1	800mV		3.5 dB */
969 	{ .dkl = { 0x0, 0x0, 0x00 } },	/* 3	0	1200mV		0 dB */
970 };
971 
972 static const struct intel_ddi_buf_trans adlp_dkl_phy_trans_dp_hbr = {
973 	.entries = _adlp_dkl_phy_trans_dp_hbr,
974 	.num_entries = ARRAY_SIZE(_adlp_dkl_phy_trans_dp_hbr),
975 };
976 
977 static const union intel_ddi_buf_trans_entry _adlp_dkl_phy_trans_dp_hbr2_hbr3[] = {
978 					/* VS	pre-emp	Non-trans mV	Pre-emph dB */
979 	{ .dkl = { 0x7, 0x0, 0x00 } },	/* 0	0	400mV		0 dB */
980 	{ .dkl = { 0x5, 0x0, 0x04 } },	/* 0	1	400mV		3.5 dB */
981 	{ .dkl = { 0x2, 0x0, 0x0A } },	/* 0	2	400mV		6 dB */
982 	{ .dkl = { 0x0, 0x0, 0x18 } },	/* 0	3	400mV		9.5 dB */
983 	{ .dkl = { 0x5, 0x0, 0x00 } },	/* 1	0	600mV		0 dB */
984 	{ .dkl = { 0x2, 0x0, 0x06 } },	/* 1	1	600mV		3.5 dB */
985 	{ .dkl = { 0x0, 0x0, 0x14 } },	/* 1	2	600mV		6 dB */
986 	{ .dkl = { 0x2, 0x0, 0x00 } },	/* 2	0	800mV		0 dB */
987 	{ .dkl = { 0x0, 0x0, 0x09 } },	/* 2	1	800mV		3.5 dB */
988 	{ .dkl = { 0x0, 0x0, 0x00 } },	/* 3	0	1200mV		0 dB */
989 };
990 
991 static const struct intel_ddi_buf_trans adlp_dkl_phy_trans_dp_hbr2_hbr3 = {
992 	.entries = _adlp_dkl_phy_trans_dp_hbr2_hbr3,
993 	.num_entries = ARRAY_SIZE(_adlp_dkl_phy_trans_dp_hbr2_hbr3),
994 };
995 
996 static const union intel_ddi_buf_trans_entry _dg2_snps_trans[] = {
997 	{ .snps = { 25, 0, 0 } },	/* VS 0, pre-emph 0 */
998 	{ .snps = { 32, 0, 6 } },	/* VS 0, pre-emph 1 */
999 	{ .snps = { 35, 0, 10 } },	/* VS 0, pre-emph 2 */
1000 	{ .snps = { 43, 0, 17 } },	/* VS 0, pre-emph 3 */
1001 	{ .snps = { 35, 0, 0 } },	/* VS 1, pre-emph 0 */
1002 	{ .snps = { 45, 0, 8 } },	/* VS 1, pre-emph 1 */
1003 	{ .snps = { 48, 0, 14 } },	/* VS 1, pre-emph 2 */
1004 	{ .snps = { 47, 0, 0 } },	/* VS 2, pre-emph 0 */
1005 	{ .snps = { 55, 0, 7 } },	/* VS 2, pre-emph 1 */
1006 	{ .snps = { 62, 0, 0 } },	/* VS 3, pre-emph 0 */
1007 };
1008 
1009 static const struct intel_ddi_buf_trans dg2_snps_trans = {
1010 	.entries = _dg2_snps_trans,
1011 	.num_entries = ARRAY_SIZE(_dg2_snps_trans),
1012 	.hdmi_default_entry = ARRAY_SIZE(_dg2_snps_trans) - 1,
1013 };
1014 
1015 static const union intel_ddi_buf_trans_entry _dg2_snps_trans_uhbr[] = {
1016 	{ .snps = { 62, 0, 0 } },	/* preset 0 */
1017 	{ .snps = { 55, 0, 7 } },	/* preset 1 */
1018 	{ .snps = { 50, 0, 12 } },	/* preset 2 */
1019 	{ .snps = { 44, 0, 18 } },	/* preset 3 */
1020 	{ .snps = { 35, 0, 21 } },	/* preset 4 */
1021 	{ .snps = { 59, 3, 0 } },	/* preset 5 */
1022 	{ .snps = { 53, 3, 6 } },	/* preset 6 */
1023 	{ .snps = { 48, 3, 11 } },	/* preset 7 */
1024 	{ .snps = { 42, 5, 15 } },	/* preset 8 */
1025 	{ .snps = { 37, 5, 20 } },	/* preset 9 */
1026 	{ .snps = { 56, 6, 0 } },	/* preset 10 */
1027 	{ .snps = { 48, 7, 7 } },	/* preset 11 */
1028 	{ .snps = { 45, 7, 10 } },	/* preset 12 */
1029 	{ .snps = { 39, 8, 15 } },	/* preset 13 */
1030 	{ .snps = { 48, 14, 0 } },	/* preset 14 */
1031 	{ .snps = { 45, 4, 4 } },	/* preset 15 */
1032 };
1033 
1034 static const struct intel_ddi_buf_trans dg2_snps_trans_uhbr = {
1035 	.entries = _dg2_snps_trans_uhbr,
1036 	.num_entries = ARRAY_SIZE(_dg2_snps_trans_uhbr),
1037 };
1038 
1039 static const union intel_ddi_buf_trans_entry _mtl_c10_trans_dp14[] = {
1040 	{ .snps = { 26, 0, 0  } },      /* preset 0 */
1041 	{ .snps = { 33, 0, 6  } },      /* preset 1 */
1042 	{ .snps = { 38, 0, 11 } },      /* preset 2 */
1043 	{ .snps = { 43, 0, 19 } },      /* preset 3 */
1044 	{ .snps = { 39, 0, 0  } },      /* preset 4 */
1045 	{ .snps = { 45, 0, 7  } },      /* preset 5 */
1046 	{ .snps = { 46, 0, 13 } },      /* preset 6 */
1047 	{ .snps = { 46, 0, 0  } },      /* preset 7 */
1048 	{ .snps = { 55, 0, 7  } },      /* preset 8 */
1049 	{ .snps = { 62, 0, 0  } },      /* preset 9 */
1050 };
1051 
1052 static const struct intel_ddi_buf_trans mtl_c10_trans_dp14 = {
1053 	.entries = _mtl_c10_trans_dp14,
1054 	.num_entries = ARRAY_SIZE(_mtl_c10_trans_dp14),
1055 	.hdmi_default_entry = ARRAY_SIZE(_mtl_c10_trans_dp14) - 1,
1056 };
1057 
1058 /* DP1.4 */
1059 static const union intel_ddi_buf_trans_entry _mtl_c20_trans_dp14[] = {
1060 	{ .snps = { 20, 0, 0  } },      /* preset 0 */
1061 	{ .snps = { 24, 0, 4  } },      /* preset 1 */
1062 	{ .snps = { 30, 0, 9  } },      /* preset 2 */
1063 	{ .snps = { 34, 0, 14 } },      /* preset 3 */
1064 	{ .snps = { 29, 0, 0  } },      /* preset 4 */
1065 	{ .snps = { 34, 0, 5  } },      /* preset 5 */
1066 	{ .snps = { 38, 0, 10 } },      /* preset 6 */
1067 	{ .snps = { 36, 0, 0  } },      /* preset 7 */
1068 	{ .snps = { 40, 0, 6  } },      /* preset 8 */
1069 	{ .snps = { 48, 0, 0  } },      /* preset 9 */
1070 };
1071 
1072 /* DP2.0 */
1073 static const union intel_ddi_buf_trans_entry _mtl_c20_trans_uhbr[] = {
1074 	{ .snps = { 48, 0, 0 } },       /* preset 0 */
1075 	{ .snps = { 43, 0, 5 } },       /* preset 1 */
1076 	{ .snps = { 40, 0, 8 } },       /* preset 2 */
1077 	{ .snps = { 37, 0, 11 } },      /* preset 3 */
1078 	{ .snps = { 33, 0, 15 } },      /* preset 4 */
1079 	{ .snps = { 46, 2, 0 } },       /* preset 5 */
1080 	{ .snps = { 42, 2, 4 } },       /* preset 6 */
1081 	{ .snps = { 38, 2, 8 } },       /* preset 7 */
1082 	{ .snps = { 35, 2, 11 } },      /* preset 8 */
1083 	{ .snps = { 33, 2, 13 } },      /* preset 9 */
1084 	{ .snps = { 44, 4, 0 } },       /* preset 10 */
1085 	{ .snps = { 40, 4, 4 } },       /* preset 11 */
1086 	{ .snps = { 37, 4, 7 } },       /* preset 12 */
1087 	{ .snps = { 33, 4, 11 } },      /* preset 13 */
1088 	{ .snps = { 40, 8, 0 } },	/* preset 14 */
1089 	{ .snps = { 30, 2, 2 } },	/* preset 15 */
1090 };
1091 
1092 /* HDMI2.0 */
1093 static const union intel_ddi_buf_trans_entry _mtl_c20_trans_hdmi[] = {
1094 	{ .snps = { 48, 0, 0 } },       /* preset 0 */
1095 	{ .snps = { 38, 4, 6 } },       /* preset 1 */
1096 	{ .snps = { 36, 4, 8 } },       /* preset 2 */
1097 	{ .snps = { 34, 4, 10 } },      /* preset 3 */
1098 	{ .snps = { 32, 4, 12 } },      /* preset 4 */
1099 };
1100 
1101 static const struct intel_ddi_buf_trans mtl_c20_trans_hdmi = {
1102 	.entries = _mtl_c20_trans_hdmi,
1103 	.num_entries = ARRAY_SIZE(_mtl_c20_trans_hdmi),
1104 	.hdmi_default_entry = 0,
1105 };
1106 
1107 static const struct intel_ddi_buf_trans mtl_c20_trans_dp14 = {
1108 	.entries = _mtl_c20_trans_dp14,
1109 	.num_entries = ARRAY_SIZE(_mtl_c20_trans_dp14),
1110 	.hdmi_default_entry = ARRAY_SIZE(_mtl_c20_trans_dp14) - 1,
1111 };
1112 
1113 static const struct intel_ddi_buf_trans mtl_c20_trans_uhbr = {
1114 	.entries = _mtl_c20_trans_uhbr,
1115 	.num_entries = ARRAY_SIZE(_mtl_c20_trans_uhbr),
1116 };
1117 
is_hobl_buf_trans(const struct intel_ddi_buf_trans * table)1118 bool is_hobl_buf_trans(const struct intel_ddi_buf_trans *table)
1119 {
1120 	return table == &tgl_combo_phy_trans_edp_hbr2_hobl;
1121 }
1122 
use_edp_hobl(struct intel_encoder * encoder)1123 static bool use_edp_hobl(struct intel_encoder *encoder)
1124 {
1125 	struct intel_dp *intel_dp = enc_to_intel_dp(encoder);
1126 	struct intel_connector *connector = intel_dp->attached_connector;
1127 
1128 	return connector->panel.vbt.edp.hobl && !intel_dp->hobl_failed;
1129 }
1130 
use_edp_low_vswing(struct intel_encoder * encoder)1131 static bool use_edp_low_vswing(struct intel_encoder *encoder)
1132 {
1133 	struct intel_dp *intel_dp = enc_to_intel_dp(encoder);
1134 	struct intel_connector *connector = intel_dp->attached_connector;
1135 
1136 	return connector->panel.vbt.edp.low_vswing;
1137 }
1138 
1139 static const struct intel_ddi_buf_trans *
intel_get_buf_trans(const struct intel_ddi_buf_trans * trans,int * num_entries)1140 intel_get_buf_trans(const struct intel_ddi_buf_trans *trans, int *num_entries)
1141 {
1142 	*num_entries = trans->num_entries;
1143 	return trans;
1144 }
1145 
1146 static const struct intel_ddi_buf_trans *
hsw_get_buf_trans(struct intel_encoder * encoder,const struct intel_crtc_state * crtc_state,int * n_entries)1147 hsw_get_buf_trans(struct intel_encoder *encoder,
1148 		  const struct intel_crtc_state *crtc_state,
1149 		  int *n_entries)
1150 {
1151 	if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_ANALOG))
1152 		return intel_get_buf_trans(&hsw_trans_fdi, n_entries);
1153 	else if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_HDMI))
1154 		return intel_get_buf_trans(&hsw_trans_hdmi, n_entries);
1155 	else
1156 		return intel_get_buf_trans(&hsw_trans_dp, n_entries);
1157 }
1158 
1159 static const struct intel_ddi_buf_trans *
bdw_get_buf_trans(struct intel_encoder * encoder,const struct intel_crtc_state * crtc_state,int * n_entries)1160 bdw_get_buf_trans(struct intel_encoder *encoder,
1161 		  const struct intel_crtc_state *crtc_state,
1162 		  int *n_entries)
1163 {
1164 	if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_ANALOG))
1165 		return intel_get_buf_trans(&bdw_trans_fdi, n_entries);
1166 	else if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_HDMI))
1167 		return intel_get_buf_trans(&bdw_trans_hdmi, n_entries);
1168 	else if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_EDP) &&
1169 		 use_edp_low_vswing(encoder))
1170 		return intel_get_buf_trans(&bdw_trans_edp, n_entries);
1171 	else
1172 		return intel_get_buf_trans(&bdw_trans_dp, n_entries);
1173 }
1174 
skl_buf_trans_num_entries(enum port port,int n_entries)1175 static int skl_buf_trans_num_entries(enum port port, int n_entries)
1176 {
1177 	/* Only DDIA and DDIE can select the 10th register with DP */
1178 	if (port == PORT_A || port == PORT_E)
1179 		return min(n_entries, 10);
1180 	else
1181 		return min(n_entries, 9);
1182 }
1183 
1184 static const struct intel_ddi_buf_trans *
_skl_get_buf_trans_dp(struct intel_encoder * encoder,const struct intel_ddi_buf_trans * trans,int * n_entries)1185 _skl_get_buf_trans_dp(struct intel_encoder *encoder,
1186 		      const struct intel_ddi_buf_trans *trans,
1187 		      int *n_entries)
1188 {
1189 	trans = intel_get_buf_trans(trans, n_entries);
1190 	*n_entries = skl_buf_trans_num_entries(encoder->port, *n_entries);
1191 	return trans;
1192 }
1193 
1194 static const struct intel_ddi_buf_trans *
skl_y_get_buf_trans(struct intel_encoder * encoder,const struct intel_crtc_state * crtc_state,int * n_entries)1195 skl_y_get_buf_trans(struct intel_encoder *encoder,
1196 		    const struct intel_crtc_state *crtc_state,
1197 		    int *n_entries)
1198 {
1199 	if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_HDMI))
1200 		return intel_get_buf_trans(&skl_y_trans_hdmi, n_entries);
1201 	else if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_EDP) &&
1202 		 use_edp_low_vswing(encoder))
1203 		return _skl_get_buf_trans_dp(encoder, &skl_y_trans_edp, n_entries);
1204 	else
1205 		return _skl_get_buf_trans_dp(encoder, &skl_y_trans_dp, n_entries);
1206 }
1207 
1208 static const struct intel_ddi_buf_trans *
skl_u_get_buf_trans(struct intel_encoder * encoder,const struct intel_crtc_state * crtc_state,int * n_entries)1209 skl_u_get_buf_trans(struct intel_encoder *encoder,
1210 		    const struct intel_crtc_state *crtc_state,
1211 		    int *n_entries)
1212 {
1213 	if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_HDMI))
1214 		return intel_get_buf_trans(&skl_trans_hdmi, n_entries);
1215 	else if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_EDP) &&
1216 		 use_edp_low_vswing(encoder))
1217 		return _skl_get_buf_trans_dp(encoder, &skl_u_trans_edp, n_entries);
1218 	else
1219 		return _skl_get_buf_trans_dp(encoder, &skl_u_trans_dp, n_entries);
1220 }
1221 
1222 static const struct intel_ddi_buf_trans *
skl_get_buf_trans(struct intel_encoder * encoder,const struct intel_crtc_state * crtc_state,int * n_entries)1223 skl_get_buf_trans(struct intel_encoder *encoder,
1224 		  const struct intel_crtc_state *crtc_state,
1225 		  int *n_entries)
1226 {
1227 	if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_HDMI))
1228 		return intel_get_buf_trans(&skl_trans_hdmi, n_entries);
1229 	else if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_EDP) &&
1230 		 use_edp_low_vswing(encoder))
1231 		return _skl_get_buf_trans_dp(encoder, &skl_trans_edp, n_entries);
1232 	else
1233 		return _skl_get_buf_trans_dp(encoder, &skl_trans_dp, n_entries);
1234 }
1235 
1236 static const struct intel_ddi_buf_trans *
kbl_y_get_buf_trans(struct intel_encoder * encoder,const struct intel_crtc_state * crtc_state,int * n_entries)1237 kbl_y_get_buf_trans(struct intel_encoder *encoder,
1238 		    const struct intel_crtc_state *crtc_state,
1239 		    int *n_entries)
1240 {
1241 	if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_HDMI))
1242 		return intel_get_buf_trans(&skl_y_trans_hdmi, n_entries);
1243 	else if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_EDP) &&
1244 		 use_edp_low_vswing(encoder))
1245 		return _skl_get_buf_trans_dp(encoder, &skl_y_trans_edp, n_entries);
1246 	else
1247 		return _skl_get_buf_trans_dp(encoder, &kbl_y_trans_dp, n_entries);
1248 }
1249 
1250 static const struct intel_ddi_buf_trans *
kbl_u_get_buf_trans(struct intel_encoder * encoder,const struct intel_crtc_state * crtc_state,int * n_entries)1251 kbl_u_get_buf_trans(struct intel_encoder *encoder,
1252 		    const struct intel_crtc_state *crtc_state,
1253 		    int *n_entries)
1254 {
1255 	if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_HDMI))
1256 		return intel_get_buf_trans(&skl_trans_hdmi, n_entries);
1257 	else if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_EDP) &&
1258 		 use_edp_low_vswing(encoder))
1259 		return _skl_get_buf_trans_dp(encoder, &skl_u_trans_edp, n_entries);
1260 	else
1261 		return _skl_get_buf_trans_dp(encoder, &kbl_u_trans_dp, n_entries);
1262 }
1263 
1264 static const struct intel_ddi_buf_trans *
kbl_get_buf_trans(struct intel_encoder * encoder,const struct intel_crtc_state * crtc_state,int * n_entries)1265 kbl_get_buf_trans(struct intel_encoder *encoder,
1266 		  const struct intel_crtc_state *crtc_state,
1267 		  int *n_entries)
1268 {
1269 	if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_HDMI))
1270 		return intel_get_buf_trans(&skl_trans_hdmi, n_entries);
1271 	else if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_EDP) &&
1272 		 use_edp_low_vswing(encoder))
1273 		return _skl_get_buf_trans_dp(encoder, &skl_trans_edp, n_entries);
1274 	else
1275 		return _skl_get_buf_trans_dp(encoder, &kbl_trans_dp, n_entries);
1276 }
1277 
1278 static const struct intel_ddi_buf_trans *
bxt_get_buf_trans(struct intel_encoder * encoder,const struct intel_crtc_state * crtc_state,int * n_entries)1279 bxt_get_buf_trans(struct intel_encoder *encoder,
1280 		  const struct intel_crtc_state *crtc_state,
1281 		  int *n_entries)
1282 {
1283 	if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_HDMI))
1284 		return intel_get_buf_trans(&bxt_trans_hdmi, n_entries);
1285 	else if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_EDP) &&
1286 		 use_edp_low_vswing(encoder))
1287 		return intel_get_buf_trans(&bxt_trans_edp, n_entries);
1288 	else
1289 		return intel_get_buf_trans(&bxt_trans_dp, n_entries);
1290 }
1291 
1292 static const struct intel_ddi_buf_trans *
icl_get_combo_buf_trans_dp(struct intel_encoder * encoder,const struct intel_crtc_state * crtc_state,int * n_entries)1293 icl_get_combo_buf_trans_dp(struct intel_encoder *encoder,
1294 			   const struct intel_crtc_state *crtc_state,
1295 			   int *n_entries)
1296 {
1297 	return intel_get_buf_trans(&icl_combo_phy_trans_dp_hbr2_edp_hbr3,
1298 				   n_entries);
1299 }
1300 
1301 static const struct intel_ddi_buf_trans *
icl_get_combo_buf_trans_edp(struct intel_encoder * encoder,const struct intel_crtc_state * crtc_state,int * n_entries)1302 icl_get_combo_buf_trans_edp(struct intel_encoder *encoder,
1303 			    const struct intel_crtc_state *crtc_state,
1304 			    int *n_entries)
1305 {
1306 	if (crtc_state->port_clock > 540000) {
1307 		return intel_get_buf_trans(&icl_combo_phy_trans_dp_hbr2_edp_hbr3,
1308 					   n_entries);
1309 	} else if (use_edp_low_vswing(encoder)) {
1310 		return intel_get_buf_trans(&icl_combo_phy_trans_edp_hbr2,
1311 					   n_entries);
1312 	}
1313 
1314 	return icl_get_combo_buf_trans_dp(encoder, crtc_state, n_entries);
1315 }
1316 
1317 static const struct intel_ddi_buf_trans *
icl_get_combo_buf_trans(struct intel_encoder * encoder,const struct intel_crtc_state * crtc_state,int * n_entries)1318 icl_get_combo_buf_trans(struct intel_encoder *encoder,
1319 			const struct intel_crtc_state *crtc_state,
1320 			int *n_entries)
1321 {
1322 	if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_HDMI))
1323 		return intel_get_buf_trans(&icl_combo_phy_trans_hdmi, n_entries);
1324 	else if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_EDP))
1325 		return icl_get_combo_buf_trans_edp(encoder, crtc_state, n_entries);
1326 	else
1327 		return icl_get_combo_buf_trans_dp(encoder, crtc_state, n_entries);
1328 }
1329 
1330 static const struct intel_ddi_buf_trans *
icl_get_mg_buf_trans_dp(struct intel_encoder * encoder,const struct intel_crtc_state * crtc_state,int * n_entries)1331 icl_get_mg_buf_trans_dp(struct intel_encoder *encoder,
1332 			const struct intel_crtc_state *crtc_state,
1333 			int *n_entries)
1334 {
1335 	if (crtc_state->port_clock > 270000) {
1336 		return intel_get_buf_trans(&icl_mg_phy_trans_hbr2_hbr3,
1337 					   n_entries);
1338 	} else {
1339 		return intel_get_buf_trans(&icl_mg_phy_trans_rbr_hbr,
1340 					   n_entries);
1341 	}
1342 }
1343 
1344 static const struct intel_ddi_buf_trans *
icl_get_mg_buf_trans(struct intel_encoder * encoder,const struct intel_crtc_state * crtc_state,int * n_entries)1345 icl_get_mg_buf_trans(struct intel_encoder *encoder,
1346 		     const struct intel_crtc_state *crtc_state,
1347 		     int *n_entries)
1348 {
1349 	if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_HDMI))
1350 		return intel_get_buf_trans(&icl_mg_phy_trans_hdmi, n_entries);
1351 	else
1352 		return icl_get_mg_buf_trans_dp(encoder, crtc_state, n_entries);
1353 }
1354 
1355 static const struct intel_ddi_buf_trans *
ehl_get_combo_buf_trans_edp(struct intel_encoder * encoder,const struct intel_crtc_state * crtc_state,int * n_entries)1356 ehl_get_combo_buf_trans_edp(struct intel_encoder *encoder,
1357 			    const struct intel_crtc_state *crtc_state,
1358 			    int *n_entries)
1359 {
1360 	if (crtc_state->port_clock > 270000)
1361 		return intel_get_buf_trans(&ehl_combo_phy_trans_edp_hbr2, n_entries);
1362 	else
1363 		return intel_get_buf_trans(&icl_combo_phy_trans_edp_hbr2, n_entries);
1364 }
1365 
1366 static const struct intel_ddi_buf_trans *
ehl_get_combo_buf_trans(struct intel_encoder * encoder,const struct intel_crtc_state * crtc_state,int * n_entries)1367 ehl_get_combo_buf_trans(struct intel_encoder *encoder,
1368 			const struct intel_crtc_state *crtc_state,
1369 			int *n_entries)
1370 {
1371 	if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_HDMI))
1372 		return intel_get_buf_trans(&icl_combo_phy_trans_hdmi, n_entries);
1373 	else if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_EDP) &&
1374 		 use_edp_low_vswing(encoder))
1375 		return ehl_get_combo_buf_trans_edp(encoder, crtc_state, n_entries);
1376 	else
1377 		return intel_get_buf_trans(&ehl_combo_phy_trans_dp, n_entries);
1378 }
1379 
1380 static const struct intel_ddi_buf_trans *
jsl_get_combo_buf_trans_edp(struct intel_encoder * encoder,const struct intel_crtc_state * crtc_state,int * n_entries)1381 jsl_get_combo_buf_trans_edp(struct intel_encoder *encoder,
1382 			    const struct intel_crtc_state *crtc_state,
1383 			    int *n_entries)
1384 {
1385 	if (crtc_state->port_clock > 270000)
1386 		return intel_get_buf_trans(&jsl_combo_phy_trans_edp_hbr2, n_entries);
1387 	else
1388 		return intel_get_buf_trans(&jsl_combo_phy_trans_edp_hbr, n_entries);
1389 }
1390 
1391 static const struct intel_ddi_buf_trans *
jsl_get_combo_buf_trans(struct intel_encoder * encoder,const struct intel_crtc_state * crtc_state,int * n_entries)1392 jsl_get_combo_buf_trans(struct intel_encoder *encoder,
1393 			const struct intel_crtc_state *crtc_state,
1394 			int *n_entries)
1395 {
1396 	if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_HDMI))
1397 		return intel_get_buf_trans(&icl_combo_phy_trans_hdmi, n_entries);
1398 	else if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_EDP) &&
1399 		 use_edp_low_vswing(encoder))
1400 		return jsl_get_combo_buf_trans_edp(encoder, crtc_state, n_entries);
1401 	else
1402 		return intel_get_buf_trans(&icl_combo_phy_trans_dp_hbr2_edp_hbr3, n_entries);
1403 }
1404 
1405 static const struct intel_ddi_buf_trans *
tgl_get_combo_buf_trans_dp(struct intel_encoder * encoder,const struct intel_crtc_state * crtc_state,int * n_entries)1406 tgl_get_combo_buf_trans_dp(struct intel_encoder *encoder,
1407 			   const struct intel_crtc_state *crtc_state,
1408 			   int *n_entries)
1409 {
1410 	struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
1411 
1412 	if (crtc_state->port_clock > 270000) {
1413 		if (IS_TIGERLAKE_UY(dev_priv)) {
1414 			return intel_get_buf_trans(&tgl_uy_combo_phy_trans_dp_hbr2,
1415 						   n_entries);
1416 		} else {
1417 			return intel_get_buf_trans(&tgl_combo_phy_trans_dp_hbr2,
1418 						   n_entries);
1419 		}
1420 	} else {
1421 		return intel_get_buf_trans(&tgl_combo_phy_trans_dp_hbr,
1422 					   n_entries);
1423 	}
1424 }
1425 
1426 static const struct intel_ddi_buf_trans *
tgl_get_combo_buf_trans_edp(struct intel_encoder * encoder,const struct intel_crtc_state * crtc_state,int * n_entries)1427 tgl_get_combo_buf_trans_edp(struct intel_encoder *encoder,
1428 			    const struct intel_crtc_state *crtc_state,
1429 			    int *n_entries)
1430 {
1431 	if (crtc_state->port_clock > 540000) {
1432 		return intel_get_buf_trans(&icl_combo_phy_trans_dp_hbr2_edp_hbr3,
1433 					   n_entries);
1434 	} else if (use_edp_hobl(encoder)) {
1435 		return intel_get_buf_trans(&tgl_combo_phy_trans_edp_hbr2_hobl,
1436 					   n_entries);
1437 	} else if (use_edp_low_vswing(encoder)) {
1438 		return intel_get_buf_trans(&icl_combo_phy_trans_edp_hbr2,
1439 					   n_entries);
1440 	}
1441 
1442 	return tgl_get_combo_buf_trans_dp(encoder, crtc_state, n_entries);
1443 }
1444 
1445 static const struct intel_ddi_buf_trans *
tgl_get_combo_buf_trans(struct intel_encoder * encoder,const struct intel_crtc_state * crtc_state,int * n_entries)1446 tgl_get_combo_buf_trans(struct intel_encoder *encoder,
1447 			const struct intel_crtc_state *crtc_state,
1448 			int *n_entries)
1449 {
1450 	if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_HDMI))
1451 		return intel_get_buf_trans(&icl_combo_phy_trans_hdmi, n_entries);
1452 	else if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_EDP))
1453 		return tgl_get_combo_buf_trans_edp(encoder, crtc_state, n_entries);
1454 	else
1455 		return tgl_get_combo_buf_trans_dp(encoder, crtc_state, n_entries);
1456 }
1457 
1458 static const struct intel_ddi_buf_trans *
dg1_get_combo_buf_trans_dp(struct intel_encoder * encoder,const struct intel_crtc_state * crtc_state,int * n_entries)1459 dg1_get_combo_buf_trans_dp(struct intel_encoder *encoder,
1460 			   const struct intel_crtc_state *crtc_state,
1461 			   int *n_entries)
1462 {
1463 	if (crtc_state->port_clock > 270000)
1464 		return intel_get_buf_trans(&dg1_combo_phy_trans_dp_hbr2_hbr3,
1465 					   n_entries);
1466 	else
1467 		return intel_get_buf_trans(&dg1_combo_phy_trans_dp_rbr_hbr,
1468 					   n_entries);
1469 }
1470 
1471 static const struct intel_ddi_buf_trans *
dg1_get_combo_buf_trans_edp(struct intel_encoder * encoder,const struct intel_crtc_state * crtc_state,int * n_entries)1472 dg1_get_combo_buf_trans_edp(struct intel_encoder *encoder,
1473 			    const struct intel_crtc_state *crtc_state,
1474 			    int *n_entries)
1475 {
1476 	if (crtc_state->port_clock > 540000)
1477 		return intel_get_buf_trans(&icl_combo_phy_trans_dp_hbr2_edp_hbr3,
1478 					   n_entries);
1479 	else if (use_edp_hobl(encoder))
1480 		return intel_get_buf_trans(&tgl_combo_phy_trans_edp_hbr2_hobl,
1481 					   n_entries);
1482 	else if (use_edp_low_vswing(encoder))
1483 		return intel_get_buf_trans(&icl_combo_phy_trans_edp_hbr2,
1484 					   n_entries);
1485 	else
1486 		return dg1_get_combo_buf_trans_dp(encoder, crtc_state, n_entries);
1487 }
1488 
1489 static const struct intel_ddi_buf_trans *
dg1_get_combo_buf_trans(struct intel_encoder * encoder,const struct intel_crtc_state * crtc_state,int * n_entries)1490 dg1_get_combo_buf_trans(struct intel_encoder *encoder,
1491 			const struct intel_crtc_state *crtc_state,
1492 			int *n_entries)
1493 {
1494 	if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_HDMI))
1495 		return intel_get_buf_trans(&icl_combo_phy_trans_hdmi, n_entries);
1496 	else if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_EDP))
1497 		return dg1_get_combo_buf_trans_edp(encoder, crtc_state, n_entries);
1498 	else
1499 		return dg1_get_combo_buf_trans_dp(encoder, crtc_state, n_entries);
1500 }
1501 
1502 static const struct intel_ddi_buf_trans *
rkl_get_combo_buf_trans_dp(struct intel_encoder * encoder,const struct intel_crtc_state * crtc_state,int * n_entries)1503 rkl_get_combo_buf_trans_dp(struct intel_encoder *encoder,
1504 			   const struct intel_crtc_state *crtc_state,
1505 			   int *n_entries)
1506 {
1507 	if (crtc_state->port_clock > 270000)
1508 		return intel_get_buf_trans(&rkl_combo_phy_trans_dp_hbr2_hbr3, n_entries);
1509 	else
1510 		return intel_get_buf_trans(&rkl_combo_phy_trans_dp_hbr, n_entries);
1511 }
1512 
1513 static const struct intel_ddi_buf_trans *
rkl_get_combo_buf_trans_edp(struct intel_encoder * encoder,const struct intel_crtc_state * crtc_state,int * n_entries)1514 rkl_get_combo_buf_trans_edp(struct intel_encoder *encoder,
1515 			    const struct intel_crtc_state *crtc_state,
1516 			    int *n_entries)
1517 {
1518 	if (crtc_state->port_clock > 540000) {
1519 		return intel_get_buf_trans(&icl_combo_phy_trans_dp_hbr2_edp_hbr3,
1520 					   n_entries);
1521 	} else if (use_edp_hobl(encoder)) {
1522 		return intel_get_buf_trans(&tgl_combo_phy_trans_edp_hbr2_hobl,
1523 					   n_entries);
1524 	} else if (use_edp_low_vswing(encoder)) {
1525 		return intel_get_buf_trans(&icl_combo_phy_trans_edp_hbr2,
1526 					   n_entries);
1527 	}
1528 
1529 	return rkl_get_combo_buf_trans_dp(encoder, crtc_state, n_entries);
1530 }
1531 
1532 static const struct intel_ddi_buf_trans *
rkl_get_combo_buf_trans(struct intel_encoder * encoder,const struct intel_crtc_state * crtc_state,int * n_entries)1533 rkl_get_combo_buf_trans(struct intel_encoder *encoder,
1534 			const struct intel_crtc_state *crtc_state,
1535 			int *n_entries)
1536 {
1537 	if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_HDMI))
1538 		return intel_get_buf_trans(&icl_combo_phy_trans_hdmi, n_entries);
1539 	else if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_EDP))
1540 		return rkl_get_combo_buf_trans_edp(encoder, crtc_state, n_entries);
1541 	else
1542 		return rkl_get_combo_buf_trans_dp(encoder, crtc_state, n_entries);
1543 }
1544 
1545 static const struct intel_ddi_buf_trans *
adls_get_combo_buf_trans_dp(struct intel_encoder * encoder,const struct intel_crtc_state * crtc_state,int * n_entries)1546 adls_get_combo_buf_trans_dp(struct intel_encoder *encoder,
1547 			    const struct intel_crtc_state *crtc_state,
1548 			    int *n_entries)
1549 {
1550 	if (crtc_state->port_clock > 270000)
1551 		return intel_get_buf_trans(&adls_combo_phy_trans_dp_hbr2_hbr3, n_entries);
1552 	else
1553 		return intel_get_buf_trans(&tgl_combo_phy_trans_dp_hbr, n_entries);
1554 }
1555 
1556 static const struct intel_ddi_buf_trans *
adls_get_combo_buf_trans_edp(struct intel_encoder * encoder,const struct intel_crtc_state * crtc_state,int * n_entries)1557 adls_get_combo_buf_trans_edp(struct intel_encoder *encoder,
1558 			     const struct intel_crtc_state *crtc_state,
1559 			     int *n_entries)
1560 {
1561 	if (crtc_state->port_clock > 540000)
1562 		return intel_get_buf_trans(&adls_combo_phy_trans_edp_hbr3, n_entries);
1563 	else if (use_edp_hobl(encoder))
1564 		return intel_get_buf_trans(&tgl_combo_phy_trans_edp_hbr2_hobl, n_entries);
1565 	else if (use_edp_low_vswing(encoder))
1566 		return intel_get_buf_trans(&adls_combo_phy_trans_edp_hbr2, n_entries);
1567 	else
1568 		return adls_get_combo_buf_trans_dp(encoder, crtc_state, n_entries);
1569 }
1570 
1571 static const struct intel_ddi_buf_trans *
adls_get_combo_buf_trans(struct intel_encoder * encoder,const struct intel_crtc_state * crtc_state,int * n_entries)1572 adls_get_combo_buf_trans(struct intel_encoder *encoder,
1573 			 const struct intel_crtc_state *crtc_state,
1574 			 int *n_entries)
1575 {
1576 	if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_HDMI))
1577 		return intel_get_buf_trans(&icl_combo_phy_trans_hdmi, n_entries);
1578 	else if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_EDP))
1579 		return adls_get_combo_buf_trans_edp(encoder, crtc_state, n_entries);
1580 	else
1581 		return adls_get_combo_buf_trans_dp(encoder, crtc_state, n_entries);
1582 }
1583 
1584 static const struct intel_ddi_buf_trans *
adlp_get_combo_buf_trans_dp(struct intel_encoder * encoder,const struct intel_crtc_state * crtc_state,int * n_entries)1585 adlp_get_combo_buf_trans_dp(struct intel_encoder *encoder,
1586 			    const struct intel_crtc_state *crtc_state,
1587 			    int *n_entries)
1588 {
1589 	if (crtc_state->port_clock > 270000)
1590 		return intel_get_buf_trans(&adlp_combo_phy_trans_dp_hbr2_hbr3, n_entries);
1591 	else
1592 		return intel_get_buf_trans(&adlp_combo_phy_trans_dp_hbr, n_entries);
1593 }
1594 
1595 static const struct intel_ddi_buf_trans *
adlp_get_combo_buf_trans_edp(struct intel_encoder * encoder,const struct intel_crtc_state * crtc_state,int * n_entries)1596 adlp_get_combo_buf_trans_edp(struct intel_encoder *encoder,
1597 			     const struct intel_crtc_state *crtc_state,
1598 			     int *n_entries)
1599 {
1600 	if (crtc_state->port_clock > 540000) {
1601 		return intel_get_buf_trans(&adlp_combo_phy_trans_edp_hbr3,
1602 					   n_entries);
1603 	} else if (use_edp_hobl(encoder)) {
1604 		return intel_get_buf_trans(&tgl_combo_phy_trans_edp_hbr2_hobl,
1605 					   n_entries);
1606 	} else if (use_edp_low_vswing(encoder)) {
1607 		return intel_get_buf_trans(&adlp_combo_phy_trans_edp_up_to_hbr2,
1608 					   n_entries);
1609 	}
1610 
1611 	return adlp_get_combo_buf_trans_dp(encoder, crtc_state, n_entries);
1612 }
1613 
1614 static const struct intel_ddi_buf_trans *
adlp_get_combo_buf_trans(struct intel_encoder * encoder,const struct intel_crtc_state * crtc_state,int * n_entries)1615 adlp_get_combo_buf_trans(struct intel_encoder *encoder,
1616 			 const struct intel_crtc_state *crtc_state,
1617 			 int *n_entries)
1618 {
1619 	if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_HDMI))
1620 		return intel_get_buf_trans(&icl_combo_phy_trans_hdmi, n_entries);
1621 	else if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_EDP))
1622 		return adlp_get_combo_buf_trans_edp(encoder, crtc_state, n_entries);
1623 	else
1624 		return adlp_get_combo_buf_trans_dp(encoder, crtc_state, n_entries);
1625 }
1626 
1627 static const struct intel_ddi_buf_trans *
tgl_get_dkl_buf_trans_dp(struct intel_encoder * encoder,const struct intel_crtc_state * crtc_state,int * n_entries)1628 tgl_get_dkl_buf_trans_dp(struct intel_encoder *encoder,
1629 			 const struct intel_crtc_state *crtc_state,
1630 			 int *n_entries)
1631 {
1632 	if (crtc_state->port_clock > 270000) {
1633 		return intel_get_buf_trans(&tgl_dkl_phy_trans_dp_hbr2,
1634 					   n_entries);
1635 	} else {
1636 		return intel_get_buf_trans(&tgl_dkl_phy_trans_dp_hbr,
1637 					   n_entries);
1638 	}
1639 }
1640 
1641 static const struct intel_ddi_buf_trans *
tgl_get_dkl_buf_trans(struct intel_encoder * encoder,const struct intel_crtc_state * crtc_state,int * n_entries)1642 tgl_get_dkl_buf_trans(struct intel_encoder *encoder,
1643 		      const struct intel_crtc_state *crtc_state,
1644 		      int *n_entries)
1645 {
1646 	if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_HDMI))
1647 		return intel_get_buf_trans(&tgl_dkl_phy_trans_hdmi, n_entries);
1648 	else
1649 		return tgl_get_dkl_buf_trans_dp(encoder, crtc_state, n_entries);
1650 }
1651 
1652 static const struct intel_ddi_buf_trans *
adlp_get_dkl_buf_trans_dp(struct intel_encoder * encoder,const struct intel_crtc_state * crtc_state,int * n_entries)1653 adlp_get_dkl_buf_trans_dp(struct intel_encoder *encoder,
1654 			  const struct intel_crtc_state *crtc_state,
1655 			  int *n_entries)
1656 {
1657 	if (crtc_state->port_clock > 270000) {
1658 		return intel_get_buf_trans(&adlp_dkl_phy_trans_dp_hbr2_hbr3,
1659 					   n_entries);
1660 	} else {
1661 		return intel_get_buf_trans(&adlp_dkl_phy_trans_dp_hbr,
1662 					   n_entries);
1663 	}
1664 }
1665 
1666 static const struct intel_ddi_buf_trans *
adlp_get_dkl_buf_trans(struct intel_encoder * encoder,const struct intel_crtc_state * crtc_state,int * n_entries)1667 adlp_get_dkl_buf_trans(struct intel_encoder *encoder,
1668 		       const struct intel_crtc_state *crtc_state,
1669 		       int *n_entries)
1670 {
1671 	if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_HDMI))
1672 		return intel_get_buf_trans(&tgl_dkl_phy_trans_hdmi, n_entries);
1673 	else
1674 		return adlp_get_dkl_buf_trans_dp(encoder, crtc_state, n_entries);
1675 }
1676 
1677 static const struct intel_ddi_buf_trans *
dg2_get_snps_buf_trans(struct intel_encoder * encoder,const struct intel_crtc_state * crtc_state,int * n_entries)1678 dg2_get_snps_buf_trans(struct intel_encoder *encoder,
1679 		       const struct intel_crtc_state *crtc_state,
1680 		       int *n_entries)
1681 {
1682 	if (intel_crtc_has_dp_encoder(crtc_state) &&
1683 	    intel_dp_is_uhbr(crtc_state))
1684 		return intel_get_buf_trans(&dg2_snps_trans_uhbr, n_entries);
1685 	else
1686 		return intel_get_buf_trans(&dg2_snps_trans, n_entries);
1687 }
1688 
1689 static const struct intel_ddi_buf_trans *
mtl_get_cx0_buf_trans(struct intel_encoder * encoder,const struct intel_crtc_state * crtc_state,int * n_entries)1690 mtl_get_cx0_buf_trans(struct intel_encoder *encoder,
1691 		      const struct intel_crtc_state *crtc_state,
1692 		      int *n_entries)
1693 {
1694 	if (intel_crtc_has_dp_encoder(crtc_state) && crtc_state->port_clock >= 1000000)
1695 		return intel_get_buf_trans(&mtl_c20_trans_uhbr, n_entries);
1696 	else if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_HDMI) && !(intel_encoder_is_c10phy(encoder)))
1697 		return intel_get_buf_trans(&mtl_c20_trans_hdmi, n_entries);
1698 	else if (!intel_encoder_is_c10phy(encoder))
1699 		return intel_get_buf_trans(&mtl_c20_trans_dp14, n_entries);
1700 	else
1701 		return intel_get_buf_trans(&mtl_c10_trans_dp14, n_entries);
1702 }
1703 
intel_ddi_buf_trans_init(struct intel_encoder * encoder)1704 void intel_ddi_buf_trans_init(struct intel_encoder *encoder)
1705 {
1706 	struct drm_i915_private *i915 = to_i915(encoder->base.dev);
1707 
1708 	if (DISPLAY_VER(i915) >= 14) {
1709 		encoder->get_buf_trans = mtl_get_cx0_buf_trans;
1710 	} else if (IS_DG2(i915)) {
1711 		encoder->get_buf_trans = dg2_get_snps_buf_trans;
1712 	} else if (IS_ALDERLAKE_P(i915)) {
1713 		if (intel_encoder_is_combo(encoder))
1714 			encoder->get_buf_trans = adlp_get_combo_buf_trans;
1715 		else
1716 			encoder->get_buf_trans = adlp_get_dkl_buf_trans;
1717 	} else if (IS_ALDERLAKE_S(i915)) {
1718 		encoder->get_buf_trans = adls_get_combo_buf_trans;
1719 	} else if (IS_ROCKETLAKE(i915)) {
1720 		encoder->get_buf_trans = rkl_get_combo_buf_trans;
1721 	} else if (IS_DG1(i915)) {
1722 		encoder->get_buf_trans = dg1_get_combo_buf_trans;
1723 	} else if (DISPLAY_VER(i915) >= 12) {
1724 		if (intel_encoder_is_combo(encoder))
1725 			encoder->get_buf_trans = tgl_get_combo_buf_trans;
1726 		else
1727 			encoder->get_buf_trans = tgl_get_dkl_buf_trans;
1728 	} else if (DISPLAY_VER(i915) == 11) {
1729 		if (IS_JASPERLAKE(i915))
1730 			encoder->get_buf_trans = jsl_get_combo_buf_trans;
1731 		else if (IS_ELKHARTLAKE(i915))
1732 			encoder->get_buf_trans = ehl_get_combo_buf_trans;
1733 		else if (intel_encoder_is_combo(encoder))
1734 			encoder->get_buf_trans = icl_get_combo_buf_trans;
1735 		else
1736 			encoder->get_buf_trans = icl_get_mg_buf_trans;
1737 	} else if (IS_GEMINILAKE(i915) || IS_BROXTON(i915)) {
1738 		encoder->get_buf_trans = bxt_get_buf_trans;
1739 	} else if (IS_COMETLAKE_ULX(i915) || IS_COFFEELAKE_ULX(i915) || IS_KABYLAKE_ULX(i915)) {
1740 		encoder->get_buf_trans = kbl_y_get_buf_trans;
1741 	} else if (IS_COMETLAKE_ULT(i915) || IS_COFFEELAKE_ULT(i915) || IS_KABYLAKE_ULT(i915)) {
1742 		encoder->get_buf_trans = kbl_u_get_buf_trans;
1743 	} else if (IS_COMETLAKE(i915) || IS_COFFEELAKE(i915) || IS_KABYLAKE(i915)) {
1744 		encoder->get_buf_trans = kbl_get_buf_trans;
1745 	} else if (IS_SKYLAKE_ULX(i915)) {
1746 		encoder->get_buf_trans = skl_y_get_buf_trans;
1747 	} else if (IS_SKYLAKE_ULT(i915)) {
1748 		encoder->get_buf_trans = skl_u_get_buf_trans;
1749 	} else if (IS_SKYLAKE(i915)) {
1750 		encoder->get_buf_trans = skl_get_buf_trans;
1751 	} else if (IS_BROADWELL(i915)) {
1752 		encoder->get_buf_trans = bdw_get_buf_trans;
1753 	} else if (IS_HASWELL(i915)) {
1754 		encoder->get_buf_trans = hsw_get_buf_trans;
1755 	} else {
1756 		MISSING_CASE(INTEL_INFO(i915)->platform);
1757 	}
1758 }
1759