1 // SPDX-License-Identifier: MIT
2 /*
3 * Copyright © 2023 Intel Corporation
4 */
5
6 #include <linux/log2.h>
7 #include <linux/math64.h>
8 #include "i915_reg.h"
9 #include "intel_cx0_phy.h"
10 #include "intel_cx0_phy_regs.h"
11 #include "intel_ddi.h"
12 #include "intel_ddi_buf_trans.h"
13 #include "intel_de.h"
14 #include "intel_display_types.h"
15 #include "intel_dp.h"
16 #include "intel_hdmi.h"
17 #include "intel_panel.h"
18 #include "intel_psr.h"
19 #include "intel_tc.h"
20
21 #define MB_WRITE_COMMITTED true
22 #define MB_WRITE_UNCOMMITTED false
23
24 #define for_each_cx0_lane_in_mask(__lane_mask, __lane) \
25 for ((__lane) = 0; (__lane) < 2; (__lane)++) \
26 for_each_if((__lane_mask) & BIT(__lane))
27
28 #define INTEL_CX0_LANE0 BIT(0)
29 #define INTEL_CX0_LANE1 BIT(1)
30 #define INTEL_CX0_BOTH_LANES (INTEL_CX0_LANE1 | INTEL_CX0_LANE0)
31
intel_is_c10phy(struct drm_i915_private * i915,enum phy phy)32 bool intel_is_c10phy(struct drm_i915_private *i915, enum phy phy)
33 {
34 if (IS_METEORLAKE(i915) && (phy < PHY_C))
35 return true;
36
37 return false;
38 }
39
lane_mask_to_lane(u8 lane_mask)40 static int lane_mask_to_lane(u8 lane_mask)
41 {
42 if (WARN_ON((lane_mask & ~INTEL_CX0_BOTH_LANES) ||
43 hweight8(lane_mask) != 1))
44 return 0;
45
46 return ilog2(lane_mask);
47 }
48
49 static void
assert_dc_off(struct drm_i915_private * i915)50 assert_dc_off(struct drm_i915_private *i915)
51 {
52 bool enabled;
53
54 enabled = intel_display_power_is_enabled(i915, POWER_DOMAIN_DC_OFF);
55 drm_WARN_ON(&i915->drm, !enabled);
56 }
57
58 /*
59 * Prepare HW for CX0 phy transactions.
60 *
61 * It is required that PSR and DC5/6 are disabled before any CX0 message
62 * bus transaction is executed.
63 */
intel_cx0_phy_transaction_begin(struct intel_encoder * encoder)64 static intel_wakeref_t intel_cx0_phy_transaction_begin(struct intel_encoder *encoder)
65 {
66 struct drm_i915_private *i915 = to_i915(encoder->base.dev);
67 struct intel_dp *intel_dp = enc_to_intel_dp(encoder);
68
69 intel_psr_pause(intel_dp);
70 return intel_display_power_get(i915, POWER_DOMAIN_DC_OFF);
71 }
72
intel_cx0_phy_transaction_end(struct intel_encoder * encoder,intel_wakeref_t wakeref)73 static void intel_cx0_phy_transaction_end(struct intel_encoder *encoder, intel_wakeref_t wakeref)
74 {
75 struct drm_i915_private *i915 = to_i915(encoder->base.dev);
76 struct intel_dp *intel_dp = enc_to_intel_dp(encoder);
77
78 intel_psr_resume(intel_dp);
79 intel_display_power_put(i915, POWER_DOMAIN_DC_OFF, wakeref);
80 }
81
intel_clear_response_ready_flag(struct drm_i915_private * i915,enum port port,int lane)82 static void intel_clear_response_ready_flag(struct drm_i915_private *i915,
83 enum port port, int lane)
84 {
85 intel_de_rmw(i915, XELPDP_PORT_P2M_MSGBUS_STATUS(port, lane),
86 0, XELPDP_PORT_P2M_RESPONSE_READY | XELPDP_PORT_P2M_ERROR_SET);
87 }
88
intel_cx0_bus_reset(struct drm_i915_private * i915,enum port port,int lane)89 static void intel_cx0_bus_reset(struct drm_i915_private *i915, enum port port, int lane)
90 {
91 enum phy phy = intel_port_to_phy(i915, port);
92
93 intel_de_write(i915, XELPDP_PORT_M2P_MSGBUS_CTL(port, lane),
94 XELPDP_PORT_M2P_TRANSACTION_RESET);
95
96 if (intel_de_wait_for_clear(i915, XELPDP_PORT_M2P_MSGBUS_CTL(port, lane),
97 XELPDP_PORT_M2P_TRANSACTION_RESET,
98 XELPDP_MSGBUS_TIMEOUT_SLOW)) {
99 drm_err_once(&i915->drm, "Failed to bring PHY %c to idle.\n", phy_name(phy));
100 return;
101 }
102
103 intel_clear_response_ready_flag(i915, port, lane);
104 }
105
intel_cx0_wait_for_ack(struct drm_i915_private * i915,enum port port,int command,int lane,u32 * val)106 static int intel_cx0_wait_for_ack(struct drm_i915_private *i915, enum port port,
107 int command, int lane, u32 *val)
108 {
109 enum phy phy = intel_port_to_phy(i915, port);
110
111 if (__intel_de_wait_for_register(i915,
112 XELPDP_PORT_P2M_MSGBUS_STATUS(port, lane),
113 XELPDP_PORT_P2M_RESPONSE_READY,
114 XELPDP_PORT_P2M_RESPONSE_READY,
115 XELPDP_MSGBUS_TIMEOUT_FAST_US,
116 XELPDP_MSGBUS_TIMEOUT_SLOW, val)) {
117 drm_dbg_kms(&i915->drm, "PHY %c Timeout waiting for message ACK. Status: 0x%x\n",
118 phy_name(phy), *val);
119 intel_cx0_bus_reset(i915, port, lane);
120 return -ETIMEDOUT;
121 }
122
123 if (*val & XELPDP_PORT_P2M_ERROR_SET) {
124 drm_dbg_kms(&i915->drm, "PHY %c Error occurred during %s command. Status: 0x%x\n", phy_name(phy),
125 command == XELPDP_PORT_P2M_COMMAND_READ_ACK ? "read" : "write", *val);
126 intel_cx0_bus_reset(i915, port, lane);
127 return -EINVAL;
128 }
129
130 if (REG_FIELD_GET(XELPDP_PORT_P2M_COMMAND_TYPE_MASK, *val) != command) {
131 drm_dbg_kms(&i915->drm, "PHY %c Not a %s response. MSGBUS Status: 0x%x.\n", phy_name(phy),
132 command == XELPDP_PORT_P2M_COMMAND_READ_ACK ? "read" : "write", *val);
133 intel_cx0_bus_reset(i915, port, lane);
134 return -EINVAL;
135 }
136
137 return 0;
138 }
139
__intel_cx0_read_once(struct drm_i915_private * i915,enum port port,int lane,u16 addr)140 static int __intel_cx0_read_once(struct drm_i915_private *i915, enum port port,
141 int lane, u16 addr)
142 {
143 enum phy phy = intel_port_to_phy(i915, port);
144 int ack;
145 u32 val;
146
147 if (intel_de_wait_for_clear(i915, XELPDP_PORT_M2P_MSGBUS_CTL(port, lane),
148 XELPDP_PORT_M2P_TRANSACTION_PENDING,
149 XELPDP_MSGBUS_TIMEOUT_SLOW)) {
150 drm_dbg_kms(&i915->drm,
151 "PHY %c Timeout waiting for previous transaction to complete. Reset the bus and retry.\n", phy_name(phy));
152 intel_cx0_bus_reset(i915, port, lane);
153 return -ETIMEDOUT;
154 }
155
156 intel_de_write(i915, XELPDP_PORT_M2P_MSGBUS_CTL(port, lane),
157 XELPDP_PORT_M2P_TRANSACTION_PENDING |
158 XELPDP_PORT_M2P_COMMAND_READ |
159 XELPDP_PORT_M2P_ADDRESS(addr));
160
161 ack = intel_cx0_wait_for_ack(i915, port, XELPDP_PORT_P2M_COMMAND_READ_ACK, lane, &val);
162 if (ack < 0)
163 return ack;
164
165 intel_clear_response_ready_flag(i915, port, lane);
166
167 return REG_FIELD_GET(XELPDP_PORT_P2M_DATA_MASK, val);
168 }
169
__intel_cx0_read(struct drm_i915_private * i915,enum port port,int lane,u16 addr)170 static u8 __intel_cx0_read(struct drm_i915_private *i915, enum port port,
171 int lane, u16 addr)
172 {
173 enum phy phy = intel_port_to_phy(i915, port);
174 int i, status;
175
176 assert_dc_off(i915);
177
178 /* 3 tries is assumed to be enough to read successfully */
179 for (i = 0; i < 3; i++) {
180 status = __intel_cx0_read_once(i915, port, lane, addr);
181
182 if (status >= 0)
183 return status;
184 }
185
186 drm_err_once(&i915->drm, "PHY %c Read %04x failed after %d retries.\n",
187 phy_name(phy), addr, i);
188
189 return 0;
190 }
191
intel_cx0_read(struct drm_i915_private * i915,enum port port,u8 lane_mask,u16 addr)192 static u8 intel_cx0_read(struct drm_i915_private *i915, enum port port,
193 u8 lane_mask, u16 addr)
194 {
195 int lane = lane_mask_to_lane(lane_mask);
196
197 return __intel_cx0_read(i915, port, lane, addr);
198 }
199
__intel_cx0_write_once(struct drm_i915_private * i915,enum port port,int lane,u16 addr,u8 data,bool committed)200 static int __intel_cx0_write_once(struct drm_i915_private *i915, enum port port,
201 int lane, u16 addr, u8 data, bool committed)
202 {
203 enum phy phy = intel_port_to_phy(i915, port);
204 int ack;
205 u32 val;
206
207 if (intel_de_wait_for_clear(i915, XELPDP_PORT_M2P_MSGBUS_CTL(port, lane),
208 XELPDP_PORT_M2P_TRANSACTION_PENDING,
209 XELPDP_MSGBUS_TIMEOUT_SLOW)) {
210 drm_dbg_kms(&i915->drm,
211 "PHY %c Timeout waiting for previous transaction to complete. Resetting the bus.\n", phy_name(phy));
212 intel_cx0_bus_reset(i915, port, lane);
213 return -ETIMEDOUT;
214 }
215
216 intel_de_write(i915, XELPDP_PORT_M2P_MSGBUS_CTL(port, lane),
217 XELPDP_PORT_M2P_TRANSACTION_PENDING |
218 (committed ? XELPDP_PORT_M2P_COMMAND_WRITE_COMMITTED :
219 XELPDP_PORT_M2P_COMMAND_WRITE_UNCOMMITTED) |
220 XELPDP_PORT_M2P_DATA(data) |
221 XELPDP_PORT_M2P_ADDRESS(addr));
222
223 if (intel_de_wait_for_clear(i915, XELPDP_PORT_M2P_MSGBUS_CTL(port, lane),
224 XELPDP_PORT_M2P_TRANSACTION_PENDING,
225 XELPDP_MSGBUS_TIMEOUT_SLOW)) {
226 drm_dbg_kms(&i915->drm,
227 "PHY %c Timeout waiting for write to complete. Resetting the bus.\n", phy_name(phy));
228 intel_cx0_bus_reset(i915, port, lane);
229 return -ETIMEDOUT;
230 }
231
232 if (committed) {
233 ack = intel_cx0_wait_for_ack(i915, port, XELPDP_PORT_P2M_COMMAND_WRITE_ACK, lane, &val);
234 if (ack < 0)
235 return ack;
236 } else if ((intel_de_read(i915, XELPDP_PORT_P2M_MSGBUS_STATUS(port, lane)) &
237 XELPDP_PORT_P2M_ERROR_SET)) {
238 drm_dbg_kms(&i915->drm,
239 "PHY %c Error occurred during write command.\n", phy_name(phy));
240 intel_cx0_bus_reset(i915, port, lane);
241 return -EINVAL;
242 }
243
244 intel_clear_response_ready_flag(i915, port, lane);
245
246 return 0;
247 }
248
__intel_cx0_write(struct drm_i915_private * i915,enum port port,int lane,u16 addr,u8 data,bool committed)249 static void __intel_cx0_write(struct drm_i915_private *i915, enum port port,
250 int lane, u16 addr, u8 data, bool committed)
251 {
252 enum phy phy = intel_port_to_phy(i915, port);
253 int i, status;
254
255 assert_dc_off(i915);
256
257 /* 3 tries is assumed to be enough to write successfully */
258 for (i = 0; i < 3; i++) {
259 status = __intel_cx0_write_once(i915, port, lane, addr, data, committed);
260
261 if (status == 0)
262 return;
263 }
264
265 drm_err_once(&i915->drm,
266 "PHY %c Write %04x failed after %d retries.\n", phy_name(phy), addr, i);
267 }
268
intel_cx0_write(struct drm_i915_private * i915,enum port port,u8 lane_mask,u16 addr,u8 data,bool committed)269 static void intel_cx0_write(struct drm_i915_private *i915, enum port port,
270 u8 lane_mask, u16 addr, u8 data, bool committed)
271 {
272 int lane;
273
274 for_each_cx0_lane_in_mask(lane_mask, lane)
275 __intel_cx0_write(i915, port, lane, addr, data, committed);
276 }
277
intel_c20_sram_write(struct drm_i915_private * i915,enum port port,int lane,u16 addr,u16 data)278 static void intel_c20_sram_write(struct drm_i915_private *i915, enum port port,
279 int lane, u16 addr, u16 data)
280 {
281 assert_dc_off(i915);
282
283 intel_cx0_write(i915, port, lane, PHY_C20_WR_ADDRESS_H, addr >> 8, 0);
284 intel_cx0_write(i915, port, lane, PHY_C20_WR_ADDRESS_L, addr & 0xff, 0);
285
286 intel_cx0_write(i915, port, lane, PHY_C20_WR_DATA_H, data >> 8, 0);
287 intel_cx0_write(i915, port, lane, PHY_C20_WR_DATA_L, data & 0xff, 1);
288 }
289
intel_c20_sram_read(struct drm_i915_private * i915,enum port port,int lane,u16 addr)290 static u16 intel_c20_sram_read(struct drm_i915_private *i915, enum port port,
291 int lane, u16 addr)
292 {
293 u16 val;
294
295 assert_dc_off(i915);
296
297 intel_cx0_write(i915, port, lane, PHY_C20_RD_ADDRESS_H, addr >> 8, 0);
298 intel_cx0_write(i915, port, lane, PHY_C20_RD_ADDRESS_L, addr & 0xff, 1);
299
300 val = intel_cx0_read(i915, port, lane, PHY_C20_RD_DATA_H);
301 val <<= 8;
302 val |= intel_cx0_read(i915, port, lane, PHY_C20_RD_DATA_L);
303
304 return val;
305 }
306
__intel_cx0_rmw(struct drm_i915_private * i915,enum port port,int lane,u16 addr,u8 clear,u8 set,bool committed)307 static void __intel_cx0_rmw(struct drm_i915_private *i915, enum port port,
308 int lane, u16 addr, u8 clear, u8 set, bool committed)
309 {
310 u8 old, val;
311
312 old = __intel_cx0_read(i915, port, lane, addr);
313 val = (old & ~clear) | set;
314
315 if (val != old)
316 __intel_cx0_write(i915, port, lane, addr, val, committed);
317 }
318
intel_cx0_rmw(struct drm_i915_private * i915,enum port port,u8 lane_mask,u16 addr,u8 clear,u8 set,bool committed)319 static void intel_cx0_rmw(struct drm_i915_private *i915, enum port port,
320 u8 lane_mask, u16 addr, u8 clear, u8 set, bool committed)
321 {
322 u8 lane;
323
324 for_each_cx0_lane_in_mask(lane_mask, lane)
325 __intel_cx0_rmw(i915, port, lane, addr, clear, set, committed);
326 }
327
intel_c10_get_tx_vboost_lvl(const struct intel_crtc_state * crtc_state)328 static u8 intel_c10_get_tx_vboost_lvl(const struct intel_crtc_state *crtc_state)
329 {
330 if (intel_crtc_has_dp_encoder(crtc_state)) {
331 if (!intel_crtc_has_type(crtc_state, INTEL_OUTPUT_EDP) &&
332 (crtc_state->port_clock == 540000 ||
333 crtc_state->port_clock == 810000))
334 return 5;
335 else
336 return 4;
337 } else {
338 return 5;
339 }
340 }
341
intel_c10_get_tx_term_ctl(const struct intel_crtc_state * crtc_state)342 static u8 intel_c10_get_tx_term_ctl(const struct intel_crtc_state *crtc_state)
343 {
344 if (intel_crtc_has_dp_encoder(crtc_state)) {
345 if (!intel_crtc_has_type(crtc_state, INTEL_OUTPUT_EDP) &&
346 (crtc_state->port_clock == 540000 ||
347 crtc_state->port_clock == 810000))
348 return 5;
349 else
350 return 2;
351 } else {
352 return 6;
353 }
354 }
355
intel_cx0_phy_set_signal_levels(struct intel_encoder * encoder,const struct intel_crtc_state * crtc_state)356 void intel_cx0_phy_set_signal_levels(struct intel_encoder *encoder,
357 const struct intel_crtc_state *crtc_state)
358 {
359 struct drm_i915_private *i915 = to_i915(encoder->base.dev);
360 const struct intel_ddi_buf_trans *trans;
361 enum phy phy = intel_port_to_phy(i915, encoder->port);
362 intel_wakeref_t wakeref;
363 int n_entries, ln;
364
365 wakeref = intel_cx0_phy_transaction_begin(encoder);
366
367 trans = encoder->get_buf_trans(encoder, crtc_state, &n_entries);
368 if (drm_WARN_ON_ONCE(&i915->drm, !trans)) {
369 intel_cx0_phy_transaction_end(encoder, wakeref);
370 return;
371 }
372
373 if (intel_is_c10phy(i915, phy)) {
374 intel_cx0_rmw(i915, encoder->port, INTEL_CX0_BOTH_LANES, PHY_C10_VDR_CONTROL(1),
375 0, C10_VDR_CTRL_MSGBUS_ACCESS, MB_WRITE_COMMITTED);
376 intel_cx0_rmw(i915, encoder->port, INTEL_CX0_BOTH_LANES, PHY_C10_VDR_CMN(3),
377 C10_CMN3_TXVBOOST_MASK,
378 C10_CMN3_TXVBOOST(intel_c10_get_tx_vboost_lvl(crtc_state)),
379 MB_WRITE_UNCOMMITTED);
380 intel_cx0_rmw(i915, encoder->port, INTEL_CX0_BOTH_LANES, PHY_C10_VDR_TX(1),
381 C10_TX1_TERMCTL_MASK,
382 C10_TX1_TERMCTL(intel_c10_get_tx_term_ctl(crtc_state)),
383 MB_WRITE_COMMITTED);
384 }
385
386 for (ln = 0; ln < crtc_state->lane_count; ln++) {
387 int level = intel_ddi_level(encoder, crtc_state, ln);
388 int lane, tx;
389
390 lane = ln / 2;
391 tx = ln % 2;
392
393 intel_cx0_rmw(i915, encoder->port, BIT(lane), PHY_CX0_VDROVRD_CTL(lane, tx, 0),
394 C10_PHY_OVRD_LEVEL_MASK,
395 C10_PHY_OVRD_LEVEL(trans->entries[level].snps.pre_cursor),
396 MB_WRITE_COMMITTED);
397 intel_cx0_rmw(i915, encoder->port, BIT(lane), PHY_CX0_VDROVRD_CTL(lane, tx, 1),
398 C10_PHY_OVRD_LEVEL_MASK,
399 C10_PHY_OVRD_LEVEL(trans->entries[level].snps.vswing),
400 MB_WRITE_COMMITTED);
401 intel_cx0_rmw(i915, encoder->port, BIT(lane), PHY_CX0_VDROVRD_CTL(lane, tx, 2),
402 C10_PHY_OVRD_LEVEL_MASK,
403 C10_PHY_OVRD_LEVEL(trans->entries[level].snps.post_cursor),
404 MB_WRITE_COMMITTED);
405 }
406
407 /* Write Override enables in 0xD71 */
408 intel_cx0_rmw(i915, encoder->port, INTEL_CX0_BOTH_LANES, PHY_C10_VDR_OVRD,
409 0, PHY_C10_VDR_OVRD_TX1 | PHY_C10_VDR_OVRD_TX2,
410 MB_WRITE_COMMITTED);
411
412 if (intel_is_c10phy(i915, phy))
413 intel_cx0_rmw(i915, encoder->port, INTEL_CX0_BOTH_LANES, PHY_C10_VDR_CONTROL(1),
414 0, C10_VDR_CTRL_UPDATE_CFG, MB_WRITE_COMMITTED);
415
416 intel_cx0_phy_transaction_end(encoder, wakeref);
417 }
418
419 /*
420 * Basic DP link rates with 38.4 MHz reference clock.
421 * Note: The tables below are with SSC. In non-ssc
422 * registers 0xC04 to 0xC08(pll[4] to pll[8]) will be
423 * programmed 0.
424 */
425
426 static const struct intel_c10pll_state mtl_c10_dp_rbr = {
427 .clock = 162000,
428 .tx = 0x10,
429 .cmn = 0x21,
430 .pll[0] = 0xB4,
431 .pll[1] = 0,
432 .pll[2] = 0x30,
433 .pll[3] = 0x1,
434 .pll[4] = 0x26,
435 .pll[5] = 0x0C,
436 .pll[6] = 0x98,
437 .pll[7] = 0x46,
438 .pll[8] = 0x1,
439 .pll[9] = 0x1,
440 .pll[10] = 0,
441 .pll[11] = 0,
442 .pll[12] = 0xC0,
443 .pll[13] = 0,
444 .pll[14] = 0,
445 .pll[15] = 0x2,
446 .pll[16] = 0x84,
447 .pll[17] = 0x4F,
448 .pll[18] = 0xE5,
449 .pll[19] = 0x23,
450 };
451
452 static const struct intel_c10pll_state mtl_c10_edp_r216 = {
453 .clock = 216000,
454 .tx = 0x10,
455 .cmn = 0x21,
456 .pll[0] = 0x4,
457 .pll[1] = 0,
458 .pll[2] = 0xA2,
459 .pll[3] = 0x1,
460 .pll[4] = 0x33,
461 .pll[5] = 0x10,
462 .pll[6] = 0x75,
463 .pll[7] = 0xB3,
464 .pll[8] = 0x1,
465 .pll[9] = 0x1,
466 .pll[10] = 0,
467 .pll[11] = 0,
468 .pll[12] = 0,
469 .pll[13] = 0,
470 .pll[14] = 0,
471 .pll[15] = 0x2,
472 .pll[16] = 0x85,
473 .pll[17] = 0x0F,
474 .pll[18] = 0xE6,
475 .pll[19] = 0x23,
476 };
477
478 static const struct intel_c10pll_state mtl_c10_edp_r243 = {
479 .clock = 243000,
480 .tx = 0x10,
481 .cmn = 0x21,
482 .pll[0] = 0x34,
483 .pll[1] = 0,
484 .pll[2] = 0xDA,
485 .pll[3] = 0x1,
486 .pll[4] = 0x39,
487 .pll[5] = 0x12,
488 .pll[6] = 0xE3,
489 .pll[7] = 0xE9,
490 .pll[8] = 0x1,
491 .pll[9] = 0x1,
492 .pll[10] = 0,
493 .pll[11] = 0,
494 .pll[12] = 0x20,
495 .pll[13] = 0,
496 .pll[14] = 0,
497 .pll[15] = 0x2,
498 .pll[16] = 0x85,
499 .pll[17] = 0x8F,
500 .pll[18] = 0xE6,
501 .pll[19] = 0x23,
502 };
503
504 static const struct intel_c10pll_state mtl_c10_dp_hbr1 = {
505 .clock = 270000,
506 .tx = 0x10,
507 .cmn = 0x21,
508 .pll[0] = 0xF4,
509 .pll[1] = 0,
510 .pll[2] = 0xF8,
511 .pll[3] = 0x0,
512 .pll[4] = 0x20,
513 .pll[5] = 0x0A,
514 .pll[6] = 0x29,
515 .pll[7] = 0x10,
516 .pll[8] = 0x1, /* Verify */
517 .pll[9] = 0x1,
518 .pll[10] = 0,
519 .pll[11] = 0,
520 .pll[12] = 0xA0,
521 .pll[13] = 0,
522 .pll[14] = 0,
523 .pll[15] = 0x1,
524 .pll[16] = 0x84,
525 .pll[17] = 0x4F,
526 .pll[18] = 0xE5,
527 .pll[19] = 0x23,
528 };
529
530 static const struct intel_c10pll_state mtl_c10_edp_r324 = {
531 .clock = 324000,
532 .tx = 0x10,
533 .cmn = 0x21,
534 .pll[0] = 0xB4,
535 .pll[1] = 0,
536 .pll[2] = 0x30,
537 .pll[3] = 0x1,
538 .pll[4] = 0x26,
539 .pll[5] = 0x0C,
540 .pll[6] = 0x98,
541 .pll[7] = 0x46,
542 .pll[8] = 0x1,
543 .pll[9] = 0x1,
544 .pll[10] = 0,
545 .pll[11] = 0,
546 .pll[12] = 0xC0,
547 .pll[13] = 0,
548 .pll[14] = 0,
549 .pll[15] = 0x1,
550 .pll[16] = 0x85,
551 .pll[17] = 0x4F,
552 .pll[18] = 0xE6,
553 .pll[19] = 0x23,
554 };
555
556 static const struct intel_c10pll_state mtl_c10_edp_r432 = {
557 .clock = 432000,
558 .tx = 0x10,
559 .cmn = 0x21,
560 .pll[0] = 0x4,
561 .pll[1] = 0,
562 .pll[2] = 0xA2,
563 .pll[3] = 0x1,
564 .pll[4] = 0x33,
565 .pll[5] = 0x10,
566 .pll[6] = 0x75,
567 .pll[7] = 0xB3,
568 .pll[8] = 0x1,
569 .pll[9] = 0x1,
570 .pll[10] = 0,
571 .pll[11] = 0,
572 .pll[12] = 0,
573 .pll[13] = 0,
574 .pll[14] = 0,
575 .pll[15] = 0x1,
576 .pll[16] = 0x85,
577 .pll[17] = 0x0F,
578 .pll[18] = 0xE6,
579 .pll[19] = 0x23,
580 };
581
582 static const struct intel_c10pll_state mtl_c10_dp_hbr2 = {
583 .clock = 540000,
584 .tx = 0x10,
585 .cmn = 0x21,
586 .pll[0] = 0xF4,
587 .pll[1] = 0,
588 .pll[2] = 0xF8,
589 .pll[3] = 0,
590 .pll[4] = 0x20,
591 .pll[5] = 0x0A,
592 .pll[6] = 0x29,
593 .pll[7] = 0x10,
594 .pll[8] = 0x1,
595 .pll[9] = 0x1,
596 .pll[10] = 0,
597 .pll[11] = 0,
598 .pll[12] = 0xA0,
599 .pll[13] = 0,
600 .pll[14] = 0,
601 .pll[15] = 0,
602 .pll[16] = 0x84,
603 .pll[17] = 0x4F,
604 .pll[18] = 0xE5,
605 .pll[19] = 0x23,
606 };
607
608 static const struct intel_c10pll_state mtl_c10_edp_r675 = {
609 .clock = 675000,
610 .tx = 0x10,
611 .cmn = 0x21,
612 .pll[0] = 0xB4,
613 .pll[1] = 0,
614 .pll[2] = 0x3E,
615 .pll[3] = 0x1,
616 .pll[4] = 0xA8,
617 .pll[5] = 0x0C,
618 .pll[6] = 0x33,
619 .pll[7] = 0x54,
620 .pll[8] = 0x1,
621 .pll[9] = 0x1,
622 .pll[10] = 0,
623 .pll[11] = 0,
624 .pll[12] = 0xC8,
625 .pll[13] = 0,
626 .pll[14] = 0,
627 .pll[15] = 0,
628 .pll[16] = 0x85,
629 .pll[17] = 0x8F,
630 .pll[18] = 0xE6,
631 .pll[19] = 0x23,
632 };
633
634 static const struct intel_c10pll_state mtl_c10_dp_hbr3 = {
635 .clock = 810000,
636 .tx = 0x10,
637 .cmn = 0x21,
638 .pll[0] = 0x34,
639 .pll[1] = 0,
640 .pll[2] = 0x84,
641 .pll[3] = 0x1,
642 .pll[4] = 0x30,
643 .pll[5] = 0x0F,
644 .pll[6] = 0x3D,
645 .pll[7] = 0x98,
646 .pll[8] = 0x1,
647 .pll[9] = 0x1,
648 .pll[10] = 0,
649 .pll[11] = 0,
650 .pll[12] = 0xF0,
651 .pll[13] = 0,
652 .pll[14] = 0,
653 .pll[15] = 0,
654 .pll[16] = 0x84,
655 .pll[17] = 0x0F,
656 .pll[18] = 0xE5,
657 .pll[19] = 0x23,
658 };
659
660 static const struct intel_c10pll_state * const mtl_c10_dp_tables[] = {
661 &mtl_c10_dp_rbr,
662 &mtl_c10_dp_hbr1,
663 &mtl_c10_dp_hbr2,
664 &mtl_c10_dp_hbr3,
665 NULL,
666 };
667
668 static const struct intel_c10pll_state * const mtl_c10_edp_tables[] = {
669 &mtl_c10_dp_rbr,
670 &mtl_c10_edp_r216,
671 &mtl_c10_edp_r243,
672 &mtl_c10_dp_hbr1,
673 &mtl_c10_edp_r324,
674 &mtl_c10_edp_r432,
675 &mtl_c10_dp_hbr2,
676 &mtl_c10_edp_r675,
677 &mtl_c10_dp_hbr3,
678 NULL,
679 };
680
681 /* C20 basic DP 1.4 tables */
682 static const struct intel_c20pll_state mtl_c20_dp_rbr = {
683 .link_bit_rate = 162000,
684 .clock = 162000,
685 .tx = { 0xbe88, /* tx cfg0 */
686 0x5800, /* tx cfg1 */
687 0x0000, /* tx cfg2 */
688 },
689 .cmn = {0x0500, /* cmn cfg0*/
690 0x0005, /* cmn cfg1 */
691 0x0000, /* cmn cfg2 */
692 0x0000, /* cmn cfg3 */
693 },
694 .mpllb = { 0x50a8, /* mpllb cfg0 */
695 0x2120, /* mpllb cfg1 */
696 0xcd9a, /* mpllb cfg2 */
697 0xbfc1, /* mpllb cfg3 */
698 0x5ab8, /* mpllb cfg4 */
699 0x4c34, /* mpllb cfg5 */
700 0x2000, /* mpllb cfg6 */
701 0x0001, /* mpllb cfg7 */
702 0x6000, /* mpllb cfg8 */
703 0x0000, /* mpllb cfg9 */
704 0x0000, /* mpllb cfg10 */
705 },
706 };
707
708 static const struct intel_c20pll_state mtl_c20_dp_hbr1 = {
709 .link_bit_rate = 270000,
710 .clock = 270000,
711 .tx = { 0xbe88, /* tx cfg0 */
712 0x4800, /* tx cfg1 */
713 0x0000, /* tx cfg2 */
714 },
715 .cmn = {0x0500, /* cmn cfg0*/
716 0x0005, /* cmn cfg1 */
717 0x0000, /* cmn cfg2 */
718 0x0000, /* cmn cfg3 */
719 },
720 .mpllb = { 0x308c, /* mpllb cfg0 */
721 0x2110, /* mpllb cfg1 */
722 0xcc9c, /* mpllb cfg2 */
723 0xbfc1, /* mpllb cfg3 */
724 0x4b9a, /* mpllb cfg4 */
725 0x3f81, /* mpllb cfg5 */
726 0x2000, /* mpllb cfg6 */
727 0x0001, /* mpllb cfg7 */
728 0x5000, /* mpllb cfg8 */
729 0x0000, /* mpllb cfg9 */
730 0x0000, /* mpllb cfg10 */
731 },
732 };
733
734 static const struct intel_c20pll_state mtl_c20_dp_hbr2 = {
735 .link_bit_rate = 540000,
736 .clock = 540000,
737 .tx = { 0xbe88, /* tx cfg0 */
738 0x4800, /* tx cfg1 */
739 0x0000, /* tx cfg2 */
740 },
741 .cmn = {0x0500, /* cmn cfg0*/
742 0x0005, /* cmn cfg1 */
743 0x0000, /* cmn cfg2 */
744 0x0000, /* cmn cfg3 */
745 },
746 .mpllb = { 0x108c, /* mpllb cfg0 */
747 0x2108, /* mpllb cfg1 */
748 0xcc9c, /* mpllb cfg2 */
749 0xbfc1, /* mpllb cfg3 */
750 0x4b9a, /* mpllb cfg4 */
751 0x3f81, /* mpllb cfg5 */
752 0x2000, /* mpllb cfg6 */
753 0x0001, /* mpllb cfg7 */
754 0x5000, /* mpllb cfg8 */
755 0x0000, /* mpllb cfg9 */
756 0x0000, /* mpllb cfg10 */
757 },
758 };
759
760 static const struct intel_c20pll_state mtl_c20_dp_hbr3 = {
761 .link_bit_rate = 810000,
762 .clock = 810000,
763 .tx = { 0xbe88, /* tx cfg0 */
764 0x4800, /* tx cfg1 */
765 0x0000, /* tx cfg2 */
766 },
767 .cmn = {0x0500, /* cmn cfg0*/
768 0x0005, /* cmn cfg1 */
769 0x0000, /* cmn cfg2 */
770 0x0000, /* cmn cfg3 */
771 },
772 .mpllb = { 0x10d2, /* mpllb cfg0 */
773 0x2108, /* mpllb cfg1 */
774 0x8d98, /* mpllb cfg2 */
775 0xbfc1, /* mpllb cfg3 */
776 0x7166, /* mpllb cfg4 */
777 0x5f42, /* mpllb cfg5 */
778 0x2000, /* mpllb cfg6 */
779 0x0001, /* mpllb cfg7 */
780 0x7800, /* mpllb cfg8 */
781 0x0000, /* mpllb cfg9 */
782 0x0000, /* mpllb cfg10 */
783 },
784 };
785
786 /* C20 basic DP 2.0 tables */
787 static const struct intel_c20pll_state mtl_c20_dp_uhbr10 = {
788 .link_bit_rate = 1000000, /* 10 Gbps */
789 .clock = 312500,
790 .tx = { 0xbe21, /* tx cfg0 */
791 0x4800, /* tx cfg1 */
792 0x0000, /* tx cfg2 */
793 },
794 .cmn = {0x0500, /* cmn cfg0*/
795 0x0005, /* cmn cfg1 */
796 0x0000, /* cmn cfg2 */
797 0x0000, /* cmn cfg3 */
798 },
799 .mplla = { 0x3104, /* mplla cfg0 */
800 0xd105, /* mplla cfg1 */
801 0xc025, /* mplla cfg2 */
802 0xc025, /* mplla cfg3 */
803 0x8c00, /* mplla cfg4 */
804 0x759a, /* mplla cfg5 */
805 0x4000, /* mplla cfg6 */
806 0x0003, /* mplla cfg7 */
807 0x3555, /* mplla cfg8 */
808 0x0001, /* mplla cfg9 */
809 },
810 };
811
812 static const struct intel_c20pll_state mtl_c20_dp_uhbr13_5 = {
813 .link_bit_rate = 1350000, /* 13.5 Gbps */
814 .clock = 421875,
815 .tx = { 0xbea0, /* tx cfg0 */
816 0x4800, /* tx cfg1 */
817 0x0000, /* tx cfg2 */
818 },
819 .cmn = {0x0500, /* cmn cfg0*/
820 0x0005, /* cmn cfg1 */
821 0x0000, /* cmn cfg2 */
822 0x0000, /* cmn cfg3 */
823 },
824 .mpllb = { 0x015f, /* mpllb cfg0 */
825 0x2205, /* mpllb cfg1 */
826 0x1b17, /* mpllb cfg2 */
827 0xffc1, /* mpllb cfg3 */
828 0xe100, /* mpllb cfg4 */
829 0xbd00, /* mpllb cfg5 */
830 0x2000, /* mpllb cfg6 */
831 0x0001, /* mpllb cfg7 */
832 0x4800, /* mpllb cfg8 */
833 0x0000, /* mpllb cfg9 */
834 0x0000, /* mpllb cfg10 */
835 },
836 };
837
838 static const struct intel_c20pll_state mtl_c20_dp_uhbr20 = {
839 .link_bit_rate = 2000000, /* 20 Gbps */
840 .clock = 625000,
841 .tx = { 0xbe20, /* tx cfg0 */
842 0x4800, /* tx cfg1 */
843 0x0000, /* tx cfg2 */
844 },
845 .cmn = {0x0500, /* cmn cfg0*/
846 0x0005, /* cmn cfg1 */
847 0x0000, /* cmn cfg2 */
848 0x0000, /* cmn cfg3 */
849 },
850 .mplla = { 0x3104, /* mplla cfg0 */
851 0xd105, /* mplla cfg1 */
852 0xc025, /* mplla cfg2 */
853 0xc025, /* mplla cfg3 */
854 0xa6ab, /* mplla cfg4 */
855 0x8c00, /* mplla cfg5 */
856 0x4000, /* mplla cfg6 */
857 0x0003, /* mplla cfg7 */
858 0x3555, /* mplla cfg8 */
859 0x0001, /* mplla cfg9 */
860 },
861 };
862
863 static const struct intel_c20pll_state * const mtl_c20_dp_tables[] = {
864 &mtl_c20_dp_rbr,
865 &mtl_c20_dp_hbr1,
866 &mtl_c20_dp_hbr2,
867 &mtl_c20_dp_hbr3,
868 &mtl_c20_dp_uhbr10,
869 &mtl_c20_dp_uhbr13_5,
870 &mtl_c20_dp_uhbr20,
871 NULL,
872 };
873
874 /*
875 * HDMI link rates with 38.4 MHz reference clock.
876 */
877
878 static const struct intel_c10pll_state mtl_c10_hdmi_25_2 = {
879 .clock = 25200,
880 .tx = 0x10,
881 .cmn = 0x1,
882 .pll[0] = 0x4,
883 .pll[1] = 0,
884 .pll[2] = 0xB2,
885 .pll[3] = 0,
886 .pll[4] = 0,
887 .pll[5] = 0,
888 .pll[6] = 0,
889 .pll[7] = 0,
890 .pll[8] = 0x20,
891 .pll[9] = 0x1,
892 .pll[10] = 0,
893 .pll[11] = 0,
894 .pll[12] = 0,
895 .pll[13] = 0,
896 .pll[14] = 0,
897 .pll[15] = 0xD,
898 .pll[16] = 0x6,
899 .pll[17] = 0x8F,
900 .pll[18] = 0x84,
901 .pll[19] = 0x23,
902 };
903
904 static const struct intel_c10pll_state mtl_c10_hdmi_27_0 = {
905 .clock = 27000,
906 .tx = 0x10,
907 .cmn = 0x1,
908 .pll[0] = 0x34,
909 .pll[1] = 0,
910 .pll[2] = 0xC0,
911 .pll[3] = 0,
912 .pll[4] = 0,
913 .pll[5] = 0,
914 .pll[6] = 0,
915 .pll[7] = 0,
916 .pll[8] = 0x20,
917 .pll[9] = 0x1,
918 .pll[10] = 0,
919 .pll[11] = 0,
920 .pll[12] = 0x80,
921 .pll[13] = 0,
922 .pll[14] = 0,
923 .pll[15] = 0xD,
924 .pll[16] = 0x6,
925 .pll[17] = 0xCF,
926 .pll[18] = 0x84,
927 .pll[19] = 0x23,
928 };
929
930 static const struct intel_c10pll_state mtl_c10_hdmi_74_25 = {
931 .clock = 74250,
932 .tx = 0x10,
933 .cmn = 0x1,
934 .pll[0] = 0xF4,
935 .pll[1] = 0,
936 .pll[2] = 0x7A,
937 .pll[3] = 0,
938 .pll[4] = 0,
939 .pll[5] = 0,
940 .pll[6] = 0,
941 .pll[7] = 0,
942 .pll[8] = 0x20,
943 .pll[9] = 0x1,
944 .pll[10] = 0,
945 .pll[11] = 0,
946 .pll[12] = 0x58,
947 .pll[13] = 0,
948 .pll[14] = 0,
949 .pll[15] = 0xB,
950 .pll[16] = 0x6,
951 .pll[17] = 0xF,
952 .pll[18] = 0x85,
953 .pll[19] = 0x23,
954 };
955
956 static const struct intel_c10pll_state mtl_c10_hdmi_148_5 = {
957 .clock = 148500,
958 .tx = 0x10,
959 .cmn = 0x1,
960 .pll[0] = 0xF4,
961 .pll[1] = 0,
962 .pll[2] = 0x7A,
963 .pll[3] = 0,
964 .pll[4] = 0,
965 .pll[5] = 0,
966 .pll[6] = 0,
967 .pll[7] = 0,
968 .pll[8] = 0x20,
969 .pll[9] = 0x1,
970 .pll[10] = 0,
971 .pll[11] = 0,
972 .pll[12] = 0x58,
973 .pll[13] = 0,
974 .pll[14] = 0,
975 .pll[15] = 0xA,
976 .pll[16] = 0x6,
977 .pll[17] = 0xF,
978 .pll[18] = 0x85,
979 .pll[19] = 0x23,
980 };
981
982 static const struct intel_c10pll_state mtl_c10_hdmi_594 = {
983 .clock = 594000,
984 .tx = 0x10,
985 .cmn = 0x1,
986 .pll[0] = 0xF4,
987 .pll[1] = 0,
988 .pll[2] = 0x7A,
989 .pll[3] = 0,
990 .pll[4] = 0,
991 .pll[5] = 0,
992 .pll[6] = 0,
993 .pll[7] = 0,
994 .pll[8] = 0x20,
995 .pll[9] = 0x1,
996 .pll[10] = 0,
997 .pll[11] = 0,
998 .pll[12] = 0x58,
999 .pll[13] = 0,
1000 .pll[14] = 0,
1001 .pll[15] = 0x8,
1002 .pll[16] = 0x6,
1003 .pll[17] = 0xF,
1004 .pll[18] = 0x85,
1005 .pll[19] = 0x23,
1006 };
1007
1008 /* Precomputed C10 HDMI PLL tables */
1009 static const struct intel_c10pll_state mtl_c10_hdmi_27027 = {
1010 .clock = 27027,
1011 .tx = 0x10,
1012 .cmn = 0x1,
1013 .pll[0] = 0x34, .pll[1] = 0x00, .pll[2] = 0xC0, .pll[3] = 0x00, .pll[4] = 0x00,
1014 .pll[5] = 0x00, .pll[6] = 0x00, .pll[7] = 0x00, .pll[8] = 0x20, .pll[9] = 0xFF,
1015 .pll[10] = 0xFF, .pll[11] = 0xCC, .pll[12] = 0x9C, .pll[13] = 0xCB, .pll[14] = 0xCC,
1016 .pll[15] = 0x0D, .pll[16] = 0x08, .pll[17] = 0x8F, .pll[18] = 0x84, .pll[19] = 0x23,
1017 };
1018
1019 static const struct intel_c10pll_state mtl_c10_hdmi_28320 = {
1020 .clock = 28320,
1021 .tx = 0x10,
1022 .cmn = 0x1,
1023 .pll[0] = 0x04, .pll[1] = 0x00, .pll[2] = 0xCC, .pll[3] = 0x00, .pll[4] = 0x00,
1024 .pll[5] = 0x00, .pll[6] = 0x00, .pll[7] = 0x00, .pll[8] = 0x20, .pll[9] = 0xFF,
1025 .pll[10] = 0xFF, .pll[11] = 0x00, .pll[12] = 0x00, .pll[13] = 0x00, .pll[14] = 0x00,
1026 .pll[15] = 0x0D, .pll[16] = 0x08, .pll[17] = 0x8F, .pll[18] = 0x84, .pll[19] = 0x23,
1027 };
1028
1029 static const struct intel_c10pll_state mtl_c10_hdmi_30240 = {
1030 .clock = 30240,
1031 .tx = 0x10,
1032 .cmn = 0x1,
1033 .pll[0] = 0x04, .pll[1] = 0x00, .pll[2] = 0xDC, .pll[3] = 0x00, .pll[4] = 0x00,
1034 .pll[5] = 0x00, .pll[6] = 0x00, .pll[7] = 0x00, .pll[8] = 0x20, .pll[9] = 0xFF,
1035 .pll[10] = 0xFF, .pll[11] = 0x00, .pll[12] = 0x00, .pll[13] = 0x00, .pll[14] = 0x00,
1036 .pll[15] = 0x0D, .pll[16] = 0x08, .pll[17] = 0xCF, .pll[18] = 0x84, .pll[19] = 0x23,
1037 };
1038
1039 static const struct intel_c10pll_state mtl_c10_hdmi_31500 = {
1040 .clock = 31500,
1041 .tx = 0x10,
1042 .cmn = 0x1,
1043 .pll[0] = 0xF4, .pll[1] = 0x00, .pll[2] = 0x62, .pll[3] = 0x00, .pll[4] = 0x00,
1044 .pll[5] = 0x00, .pll[6] = 0x00, .pll[7] = 0x00, .pll[8] = 0x20, .pll[9] = 0xFF,
1045 .pll[10] = 0xFF, .pll[11] = 0x00, .pll[12] = 0xA0, .pll[13] = 0x00, .pll[14] = 0x00,
1046 .pll[15] = 0x0C, .pll[16] = 0x09, .pll[17] = 0x8F, .pll[18] = 0x84, .pll[19] = 0x23,
1047 };
1048
1049 static const struct intel_c10pll_state mtl_c10_hdmi_36000 = {
1050 .clock = 36000,
1051 .tx = 0x10,
1052 .cmn = 0x1,
1053 .pll[0] = 0xC4, .pll[1] = 0x00, .pll[2] = 0x76, .pll[3] = 0x00, .pll[4] = 0x00,
1054 .pll[5] = 0x00, .pll[6] = 0x00, .pll[7] = 0x00, .pll[8] = 0x20, .pll[9] = 0xFF,
1055 .pll[10] = 0xFF, .pll[11] = 0x00, .pll[12] = 0x00, .pll[13] = 0x00, .pll[14] = 0x00,
1056 .pll[15] = 0x0C, .pll[16] = 0x08, .pll[17] = 0x8F, .pll[18] = 0x84, .pll[19] = 0x23,
1057 };
1058
1059 static const struct intel_c10pll_state mtl_c10_hdmi_40000 = {
1060 .clock = 40000,
1061 .tx = 0x10,
1062 .cmn = 0x1,
1063 .pll[0] = 0xB4, .pll[1] = 0x00, .pll[2] = 0x86, .pll[3] = 0x00, .pll[4] = 0x00,
1064 .pll[5] = 0x00, .pll[6] = 0x00, .pll[7] = 0x00, .pll[8] = 0x20, .pll[9] = 0xFF,
1065 .pll[10] = 0xFF, .pll[11] = 0x55, .pll[12] = 0x55, .pll[13] = 0x55, .pll[14] = 0x55,
1066 .pll[15] = 0x0C, .pll[16] = 0x08, .pll[17] = 0x8F, .pll[18] = 0x84, .pll[19] = 0x23,
1067 };
1068
1069 static const struct intel_c10pll_state mtl_c10_hdmi_49500 = {
1070 .clock = 49500,
1071 .tx = 0x10,
1072 .cmn = 0x1,
1073 .pll[0] = 0x74, .pll[1] = 0x00, .pll[2] = 0xAE, .pll[3] = 0x00, .pll[4] = 0x00,
1074 .pll[5] = 0x00, .pll[6] = 0x00, .pll[7] = 0x00, .pll[8] = 0x20, .pll[9] = 0xFF,
1075 .pll[10] = 0xFF, .pll[11] = 0x00, .pll[12] = 0x20, .pll[13] = 0x00, .pll[14] = 0x00,
1076 .pll[15] = 0x0C, .pll[16] = 0x08, .pll[17] = 0xCF, .pll[18] = 0x84, .pll[19] = 0x23,
1077 };
1078
1079 static const struct intel_c10pll_state mtl_c10_hdmi_50000 = {
1080 .clock = 50000,
1081 .tx = 0x10,
1082 .cmn = 0x1,
1083 .pll[0] = 0x74, .pll[1] = 0x00, .pll[2] = 0xB0, .pll[3] = 0x00, .pll[4] = 0x00,
1084 .pll[5] = 0x00, .pll[6] = 0x00, .pll[7] = 0x00, .pll[8] = 0x20, .pll[9] = 0xFF,
1085 .pll[10] = 0xFF, .pll[11] = 0xAA, .pll[12] = 0x2A, .pll[13] = 0xA9, .pll[14] = 0xAA,
1086 .pll[15] = 0x0C, .pll[16] = 0x08, .pll[17] = 0xCF, .pll[18] = 0x84, .pll[19] = 0x23,
1087 };
1088
1089 static const struct intel_c10pll_state mtl_c10_hdmi_57284 = {
1090 .clock = 57284,
1091 .tx = 0x10,
1092 .cmn = 0x1,
1093 .pll[0] = 0x34, .pll[1] = 0x00, .pll[2] = 0xCE, .pll[3] = 0x00, .pll[4] = 0x00,
1094 .pll[5] = 0x00, .pll[6] = 0x00, .pll[7] = 0x00, .pll[8] = 0x20, .pll[9] = 0xFF,
1095 .pll[10] = 0xFF, .pll[11] = 0x77, .pll[12] = 0x57, .pll[13] = 0x77, .pll[14] = 0x77,
1096 .pll[15] = 0x0C, .pll[16] = 0x08, .pll[17] = 0x8F, .pll[18] = 0x84, .pll[19] = 0x23,
1097 };
1098
1099 static const struct intel_c10pll_state mtl_c10_hdmi_58000 = {
1100 .clock = 58000,
1101 .tx = 0x10,
1102 .cmn = 0x1,
1103 .pll[0] = 0x34, .pll[1] = 0x00, .pll[2] = 0xD0, .pll[3] = 0x00, .pll[4] = 0x00,
1104 .pll[5] = 0x00, .pll[6] = 0x00, .pll[7] = 0x00, .pll[8] = 0x20, .pll[9] = 0xFF,
1105 .pll[10] = 0xFF, .pll[11] = 0x55, .pll[12] = 0xD5, .pll[13] = 0x55, .pll[14] = 0x55,
1106 .pll[15] = 0x0C, .pll[16] = 0x08, .pll[17] = 0xCF, .pll[18] = 0x84, .pll[19] = 0x23,
1107 };
1108
1109 static const struct intel_c10pll_state mtl_c10_hdmi_65000 = {
1110 .clock = 65000,
1111 .tx = 0x10,
1112 .cmn = 0x1,
1113 .pll[0] = 0xF4, .pll[1] = 0x00, .pll[2] = 0x66, .pll[3] = 0x00, .pll[4] = 0x00,
1114 .pll[5] = 0x00, .pll[6] = 0x00, .pll[7] = 0x00, .pll[8] = 0x20, .pll[9] = 0xFF,
1115 .pll[10] = 0xFF, .pll[11] = 0x55, .pll[12] = 0xB5, .pll[13] = 0x55, .pll[14] = 0x55,
1116 .pll[15] = 0x0B, .pll[16] = 0x09, .pll[17] = 0xCF, .pll[18] = 0x84, .pll[19] = 0x23,
1117 };
1118
1119 static const struct intel_c10pll_state mtl_c10_hdmi_71000 = {
1120 .clock = 71000,
1121 .tx = 0x10,
1122 .cmn = 0x1,
1123 .pll[0] = 0xF4, .pll[1] = 0x00, .pll[2] = 0x72, .pll[3] = 0x00, .pll[4] = 0x00,
1124 .pll[5] = 0x00, .pll[6] = 0x00, .pll[7] = 0x00, .pll[8] = 0x20, .pll[9] = 0xFF,
1125 .pll[10] = 0xFF, .pll[11] = 0x55, .pll[12] = 0xF5, .pll[13] = 0x55, .pll[14] = 0x55,
1126 .pll[15] = 0x0B, .pll[16] = 0x08, .pll[17] = 0x8F, .pll[18] = 0x84, .pll[19] = 0x23,
1127 };
1128
1129 static const struct intel_c10pll_state mtl_c10_hdmi_74176 = {
1130 .clock = 74176,
1131 .tx = 0x10,
1132 .cmn = 0x1,
1133 .pll[0] = 0xF4, .pll[1] = 0x00, .pll[2] = 0x7A, .pll[3] = 0x00, .pll[4] = 0x00,
1134 .pll[5] = 0x00, .pll[6] = 0x00, .pll[7] = 0x00, .pll[8] = 0x20, .pll[9] = 0xFF,
1135 .pll[10] = 0xFF, .pll[11] = 0x44, .pll[12] = 0x44, .pll[13] = 0x44, .pll[14] = 0x44,
1136 .pll[15] = 0x0B, .pll[16] = 0x08, .pll[17] = 0x8F, .pll[18] = 0x84, .pll[19] = 0x23,
1137 };
1138
1139 static const struct intel_c10pll_state mtl_c10_hdmi_75000 = {
1140 .clock = 75000,
1141 .tx = 0x10,
1142 .cmn = 0x1,
1143 .pll[0] = 0xF4, .pll[1] = 0x00, .pll[2] = 0x7C, .pll[3] = 0x00, .pll[4] = 0x00,
1144 .pll[5] = 0x00, .pll[6] = 0x00, .pll[7] = 0x00, .pll[8] = 0x20, .pll[9] = 0xFF,
1145 .pll[10] = 0xFF, .pll[11] = 0x00, .pll[12] = 0x20, .pll[13] = 0x00, .pll[14] = 0x00,
1146 .pll[15] = 0x0B, .pll[16] = 0x08, .pll[17] = 0xCF, .pll[18] = 0x84, .pll[19] = 0x23,
1147 };
1148
1149 static const struct intel_c10pll_state mtl_c10_hdmi_78750 = {
1150 .clock = 78750,
1151 .tx = 0x10,
1152 .cmn = 0x1,
1153 .pll[0] = 0xB4, .pll[1] = 0x00, .pll[2] = 0x84, .pll[3] = 0x00, .pll[4] = 0x00,
1154 .pll[5] = 0x00, .pll[6] = 0x00, .pll[7] = 0x00, .pll[8] = 0x20, .pll[9] = 0xFF,
1155 .pll[10] = 0xFF, .pll[11] = 0x00, .pll[12] = 0x08, .pll[13] = 0x00, .pll[14] = 0x00,
1156 .pll[15] = 0x0B, .pll[16] = 0x08, .pll[17] = 0x8F, .pll[18] = 0x84, .pll[19] = 0x23,
1157 };
1158
1159 static const struct intel_c10pll_state mtl_c10_hdmi_85500 = {
1160 .clock = 85500,
1161 .tx = 0x10,
1162 .cmn = 0x1,
1163 .pll[0] = 0xB4, .pll[1] = 0x00, .pll[2] = 0x92, .pll[3] = 0x00, .pll[4] = 0x00,
1164 .pll[5] = 0x00, .pll[6] = 0x00, .pll[7] = 0x00, .pll[8] = 0x20, .pll[9] = 0xFF,
1165 .pll[10] = 0xFF, .pll[11] = 0x00, .pll[12] = 0x10, .pll[13] = 0x00, .pll[14] = 0x00,
1166 .pll[15] = 0x0B, .pll[16] = 0x08, .pll[17] = 0xCF, .pll[18] = 0x84, .pll[19] = 0x23,
1167 };
1168
1169 static const struct intel_c10pll_state mtl_c10_hdmi_88750 = {
1170 .clock = 88750,
1171 .tx = 0x10,
1172 .cmn = 0x1,
1173 .pll[0] = 0x74, .pll[1] = 0x00, .pll[2] = 0x98, .pll[3] = 0x00, .pll[4] = 0x00,
1174 .pll[5] = 0x00, .pll[6] = 0x00, .pll[7] = 0x00, .pll[8] = 0x20, .pll[9] = 0xFF,
1175 .pll[10] = 0xFF, .pll[11] = 0xAA, .pll[12] = 0x72, .pll[13] = 0xA9, .pll[14] = 0xAA,
1176 .pll[15] = 0x0B, .pll[16] = 0x09, .pll[17] = 0xCF, .pll[18] = 0x84, .pll[19] = 0x23,
1177 };
1178
1179 static const struct intel_c10pll_state mtl_c10_hdmi_106500 = {
1180 .clock = 106500,
1181 .tx = 0x10,
1182 .cmn = 0x1,
1183 .pll[0] = 0x34, .pll[1] = 0x00, .pll[2] = 0xBC, .pll[3] = 0x00, .pll[4] = 0x00,
1184 .pll[5] = 0x00, .pll[6] = 0x00, .pll[7] = 0x00, .pll[8] = 0x20, .pll[9] = 0xFF,
1185 .pll[10] = 0xFF, .pll[11] = 0x00, .pll[12] = 0xF0, .pll[13] = 0x00, .pll[14] = 0x00,
1186 .pll[15] = 0x0B, .pll[16] = 0x08, .pll[17] = 0x8F, .pll[18] = 0x84, .pll[19] = 0x23,
1187 };
1188
1189 static const struct intel_c10pll_state mtl_c10_hdmi_108000 = {
1190 .clock = 108000,
1191 .tx = 0x10,
1192 .cmn = 0x1,
1193 .pll[0] = 0x34, .pll[1] = 0x00, .pll[2] = 0xC0, .pll[3] = 0x00, .pll[4] = 0x00,
1194 .pll[5] = 0x00, .pll[6] = 0x00, .pll[7] = 0x00, .pll[8] = 0x20, .pll[9] = 0xFF,
1195 .pll[10] = 0xFF, .pll[11] = 0x00, .pll[12] = 0x80, .pll[13] = 0x00, .pll[14] = 0x00,
1196 .pll[15] = 0x0B, .pll[16] = 0x08, .pll[17] = 0x8F, .pll[18] = 0x84, .pll[19] = 0x23,
1197 };
1198
1199 static const struct intel_c10pll_state mtl_c10_hdmi_115500 = {
1200 .clock = 115500,
1201 .tx = 0x10,
1202 .cmn = 0x1,
1203 .pll[0] = 0x34, .pll[1] = 0x00, .pll[2] = 0xD0, .pll[3] = 0x00, .pll[4] = 0x00,
1204 .pll[5] = 0x00, .pll[6] = 0x00, .pll[7] = 0x00, .pll[8] = 0x20, .pll[9] = 0xFF,
1205 .pll[10] = 0xFF, .pll[11] = 0x00, .pll[12] = 0x50, .pll[13] = 0x00, .pll[14] = 0x00,
1206 .pll[15] = 0x0B, .pll[16] = 0x08, .pll[17] = 0xCF, .pll[18] = 0x84, .pll[19] = 0x23,
1207 };
1208
1209 static const struct intel_c10pll_state mtl_c10_hdmi_119000 = {
1210 .clock = 119000,
1211 .tx = 0x10,
1212 .cmn = 0x1,
1213 .pll[0] = 0x34, .pll[1] = 0x00, .pll[2] = 0xD6, .pll[3] = 0x00, .pll[4] = 0x00,
1214 .pll[5] = 0x00, .pll[6] = 0x00, .pll[7] = 0x00, .pll[8] = 0x20, .pll[9] = 0xFF,
1215 .pll[10] = 0xFF, .pll[11] = 0x55, .pll[12] = 0xF5, .pll[13] = 0x55, .pll[14] = 0x55,
1216 .pll[15] = 0x0B, .pll[16] = 0x08, .pll[17] = 0xCF, .pll[18] = 0x84, .pll[19] = 0x23,
1217 };
1218
1219 static const struct intel_c10pll_state mtl_c10_hdmi_135000 = {
1220 .clock = 135000,
1221 .tx = 0x10,
1222 .cmn = 0x1,
1223 .pll[0] = 0xF4, .pll[1] = 0x00, .pll[2] = 0x6C, .pll[3] = 0x00, .pll[4] = 0x00,
1224 .pll[5] = 0x00, .pll[6] = 0x00, .pll[7] = 0x00, .pll[8] = 0x20, .pll[9] = 0xFF,
1225 .pll[10] = 0xFF, .pll[11] = 0x00, .pll[12] = 0x50, .pll[13] = 0x00, .pll[14] = 0x00,
1226 .pll[15] = 0x0A, .pll[16] = 0x09, .pll[17] = 0xCF, .pll[18] = 0x84, .pll[19] = 0x23,
1227 };
1228
1229 static const struct intel_c10pll_state mtl_c10_hdmi_138500 = {
1230 .clock = 138500,
1231 .tx = 0x10,
1232 .cmn = 0x1,
1233 .pll[0] = 0xF4, .pll[1] = 0x00, .pll[2] = 0x70, .pll[3] = 0x00, .pll[4] = 0x00,
1234 .pll[5] = 0x00, .pll[6] = 0x00, .pll[7] = 0x00, .pll[8] = 0x20, .pll[9] = 0xFF,
1235 .pll[10] = 0xFF, .pll[11] = 0xAA, .pll[12] = 0x22, .pll[13] = 0xA9, .pll[14] = 0xAA,
1236 .pll[15] = 0x0A, .pll[16] = 0x08, .pll[17] = 0x8F, .pll[18] = 0x84, .pll[19] = 0x23,
1237 };
1238
1239 static const struct intel_c10pll_state mtl_c10_hdmi_147160 = {
1240 .clock = 147160,
1241 .tx = 0x10,
1242 .cmn = 0x1,
1243 .pll[0] = 0xF4, .pll[1] = 0x00, .pll[2] = 0x78, .pll[3] = 0x00, .pll[4] = 0x00,
1244 .pll[5] = 0x00, .pll[6] = 0x00, .pll[7] = 0x00, .pll[8] = 0x20, .pll[9] = 0xFF,
1245 .pll[10] = 0xFF, .pll[11] = 0x55, .pll[12] = 0xA5, .pll[13] = 0x55, .pll[14] = 0x55,
1246 .pll[15] = 0x0A, .pll[16] = 0x08, .pll[17] = 0x8F, .pll[18] = 0x84, .pll[19] = 0x23,
1247 };
1248
1249 static const struct intel_c10pll_state mtl_c10_hdmi_148352 = {
1250 .clock = 148352,
1251 .tx = 0x10,
1252 .cmn = 0x1,
1253 .pll[0] = 0xF4, .pll[1] = 0x00, .pll[2] = 0x7A, .pll[3] = 0x00, .pll[4] = 0x00,
1254 .pll[5] = 0x00, .pll[6] = 0x00, .pll[7] = 0x00, .pll[8] = 0x20, .pll[9] = 0xFF,
1255 .pll[10] = 0xFF, .pll[11] = 0x44, .pll[12] = 0x44, .pll[13] = 0x44, .pll[14] = 0x44,
1256 .pll[15] = 0x0A, .pll[16] = 0x08, .pll[17] = 0x8F, .pll[18] = 0x84, .pll[19] = 0x23,
1257 };
1258
1259 static const struct intel_c10pll_state mtl_c10_hdmi_154000 = {
1260 .clock = 154000,
1261 .tx = 0x10,
1262 .cmn = 0x1,
1263 .pll[0] = 0xB4, .pll[1] = 0x00, .pll[2] = 0x80, .pll[3] = 0x00, .pll[4] = 0x00,
1264 .pll[5] = 0x00, .pll[6] = 0x00, .pll[7] = 0x00, .pll[8] = 0x20, .pll[9] = 0xFF,
1265 .pll[10] = 0xFF, .pll[11] = 0x55, .pll[12] = 0x35, .pll[13] = 0x55, .pll[14] = 0x55,
1266 .pll[15] = 0x0A, .pll[16] = 0x08, .pll[17] = 0x8F, .pll[18] = 0x84, .pll[19] = 0x23,
1267 };
1268
1269 static const struct intel_c10pll_state mtl_c10_hdmi_162000 = {
1270 .clock = 162000,
1271 .tx = 0x10,
1272 .cmn = 0x1,
1273 .pll[0] = 0xB4, .pll[1] = 0x00, .pll[2] = 0x88, .pll[3] = 0x00, .pll[4] = 0x00,
1274 .pll[5] = 0x00, .pll[6] = 0x00, .pll[7] = 0x00, .pll[8] = 0x20, .pll[9] = 0xFF,
1275 .pll[10] = 0xFF, .pll[11] = 0x00, .pll[12] = 0x60, .pll[13] = 0x00, .pll[14] = 0x00,
1276 .pll[15] = 0x0A, .pll[16] = 0x08, .pll[17] = 0x8F, .pll[18] = 0x84, .pll[19] = 0x23,
1277 };
1278
1279 static const struct intel_c10pll_state mtl_c10_hdmi_167000 = {
1280 .clock = 167000,
1281 .tx = 0x10,
1282 .cmn = 0x1,
1283 .pll[0] = 0xB4, .pll[1] = 0x00, .pll[2] = 0x8C, .pll[3] = 0x00, .pll[4] = 0x00,
1284 .pll[5] = 0x00, .pll[6] = 0x00, .pll[7] = 0x00, .pll[8] = 0x20, .pll[9] = 0xFF,
1285 .pll[10] = 0xFF, .pll[11] = 0xAA, .pll[12] = 0xFA, .pll[13] = 0xA9, .pll[14] = 0xAA,
1286 .pll[15] = 0x0A, .pll[16] = 0x08, .pll[17] = 0x8F, .pll[18] = 0x84, .pll[19] = 0x23,
1287 };
1288
1289 static const struct intel_c10pll_state mtl_c10_hdmi_197802 = {
1290 .clock = 197802,
1291 .tx = 0x10,
1292 .cmn = 0x1,
1293 .pll[0] = 0x74, .pll[1] = 0x00, .pll[2] = 0xAE, .pll[3] = 0x00, .pll[4] = 0x00,
1294 .pll[5] = 0x00, .pll[6] = 0x00, .pll[7] = 0x00, .pll[8] = 0x20, .pll[9] = 0xFF,
1295 .pll[10] = 0xFF, .pll[11] = 0x99, .pll[12] = 0x05, .pll[13] = 0x98, .pll[14] = 0x99,
1296 .pll[15] = 0x0A, .pll[16] = 0x08, .pll[17] = 0xCF, .pll[18] = 0x84, .pll[19] = 0x23,
1297 };
1298
1299 static const struct intel_c10pll_state mtl_c10_hdmi_198000 = {
1300 .clock = 198000,
1301 .tx = 0x10,
1302 .cmn = 0x1,
1303 .pll[0] = 0x74, .pll[1] = 0x00, .pll[2] = 0xAE, .pll[3] = 0x00, .pll[4] = 0x00,
1304 .pll[5] = 0x00, .pll[6] = 0x00, .pll[7] = 0x00, .pll[8] = 0x20, .pll[9] = 0xFF,
1305 .pll[10] = 0xFF, .pll[11] = 0x00, .pll[12] = 0x20, .pll[13] = 0x00, .pll[14] = 0x00,
1306 .pll[15] = 0x0A, .pll[16] = 0x08, .pll[17] = 0xCF, .pll[18] = 0x84, .pll[19] = 0x23,
1307 };
1308
1309 static const struct intel_c10pll_state mtl_c10_hdmi_209800 = {
1310 .clock = 209800,
1311 .tx = 0x10,
1312 .cmn = 0x1,
1313 .pll[0] = 0x34, .pll[1] = 0x00, .pll[2] = 0xBA, .pll[3] = 0x00, .pll[4] = 0x00,
1314 .pll[5] = 0x00, .pll[6] = 0x00, .pll[7] = 0x00, .pll[8] = 0x20, .pll[9] = 0xFF,
1315 .pll[10] = 0xFF, .pll[11] = 0x55, .pll[12] = 0x45, .pll[13] = 0x55, .pll[14] = 0x55,
1316 .pll[15] = 0x0A, .pll[16] = 0x08, .pll[17] = 0x8F, .pll[18] = 0x84, .pll[19] = 0x23,
1317 };
1318
1319 static const struct intel_c10pll_state mtl_c10_hdmi_241500 = {
1320 .clock = 241500,
1321 .tx = 0x10,
1322 .cmn = 0x1,
1323 .pll[0] = 0x34, .pll[1] = 0x00, .pll[2] = 0xDA, .pll[3] = 0x00, .pll[4] = 0x00,
1324 .pll[5] = 0x00, .pll[6] = 0x00, .pll[7] = 0x00, .pll[8] = 0x20, .pll[9] = 0xFF,
1325 .pll[10] = 0xFF, .pll[11] = 0x00, .pll[12] = 0xC8, .pll[13] = 0x00, .pll[14] = 0x00,
1326 .pll[15] = 0x0A, .pll[16] = 0x08, .pll[17] = 0xCF, .pll[18] = 0x84, .pll[19] = 0x23,
1327 };
1328
1329 static const struct intel_c10pll_state mtl_c10_hdmi_262750 = {
1330 .clock = 262750,
1331 .tx = 0x10,
1332 .cmn = 0x1,
1333 .pll[0] = 0xF4, .pll[1] = 0x00, .pll[2] = 0x68, .pll[3] = 0x00, .pll[4] = 0x00,
1334 .pll[5] = 0x00, .pll[6] = 0x00, .pll[7] = 0x00, .pll[8] = 0x20, .pll[9] = 0xFF,
1335 .pll[10] = 0xFF, .pll[11] = 0xAA, .pll[12] = 0x6C, .pll[13] = 0xA9, .pll[14] = 0xAA,
1336 .pll[15] = 0x09, .pll[16] = 0x09, .pll[17] = 0xCF, .pll[18] = 0x84, .pll[19] = 0x23,
1337 };
1338
1339 static const struct intel_c10pll_state mtl_c10_hdmi_268500 = {
1340 .clock = 268500,
1341 .tx = 0x10,
1342 .cmn = 0x1,
1343 .pll[0] = 0xF4, .pll[1] = 0x00, .pll[2] = 0x6A, .pll[3] = 0x00, .pll[4] = 0x00,
1344 .pll[5] = 0x00, .pll[6] = 0x00, .pll[7] = 0x00, .pll[8] = 0x20, .pll[9] = 0xFF,
1345 .pll[10] = 0xFF, .pll[11] = 0x00, .pll[12] = 0xEC, .pll[13] = 0x00, .pll[14] = 0x00,
1346 .pll[15] = 0x09, .pll[16] = 0x09, .pll[17] = 0xCF, .pll[18] = 0x84, .pll[19] = 0x23,
1347 };
1348
1349 static const struct intel_c10pll_state mtl_c10_hdmi_296703 = {
1350 .clock = 296703,
1351 .tx = 0x10,
1352 .cmn = 0x1,
1353 .pll[0] = 0xF4, .pll[1] = 0x00, .pll[2] = 0x7A, .pll[3] = 0x00, .pll[4] = 0x00,
1354 .pll[5] = 0x00, .pll[6] = 0x00, .pll[7] = 0x00, .pll[8] = 0x20, .pll[9] = 0xFF,
1355 .pll[10] = 0xFF, .pll[11] = 0x33, .pll[12] = 0x44, .pll[13] = 0x33, .pll[14] = 0x33,
1356 .pll[15] = 0x09, .pll[16] = 0x08, .pll[17] = 0x8F, .pll[18] = 0x84, .pll[19] = 0x23,
1357 };
1358
1359 static const struct intel_c10pll_state mtl_c10_hdmi_297000 = {
1360 .clock = 297000,
1361 .tx = 0x10,
1362 .cmn = 0x1,
1363 .pll[0] = 0xF4, .pll[1] = 0x00, .pll[2] = 0x7A, .pll[3] = 0x00, .pll[4] = 0x00,
1364 .pll[5] = 0x00, .pll[6] = 0x00, .pll[7] = 0x00, .pll[8] = 0x20, .pll[9] = 0xFF,
1365 .pll[10] = 0xFF, .pll[11] = 0x00, .pll[12] = 0x58, .pll[13] = 0x00, .pll[14] = 0x00,
1366 .pll[15] = 0x09, .pll[16] = 0x08, .pll[17] = 0x8F, .pll[18] = 0x84, .pll[19] = 0x23,
1367 };
1368
1369 static const struct intel_c10pll_state mtl_c10_hdmi_319750 = {
1370 .clock = 319750,
1371 .tx = 0x10,
1372 .cmn = 0x1,
1373 .pll[0] = 0xB4, .pll[1] = 0x00, .pll[2] = 0x86, .pll[3] = 0x00, .pll[4] = 0x00,
1374 .pll[5] = 0x00, .pll[6] = 0x00, .pll[7] = 0x00, .pll[8] = 0x20, .pll[9] = 0xFF,
1375 .pll[10] = 0xFF, .pll[11] = 0xAA, .pll[12] = 0x44, .pll[13] = 0xA9, .pll[14] = 0xAA,
1376 .pll[15] = 0x09, .pll[16] = 0x08, .pll[17] = 0x8F, .pll[18] = 0x84, .pll[19] = 0x23,
1377 };
1378
1379 static const struct intel_c10pll_state mtl_c10_hdmi_497750 = {
1380 .clock = 497750,
1381 .tx = 0x10,
1382 .cmn = 0x1,
1383 .pll[0] = 0x34, .pll[1] = 0x00, .pll[2] = 0xE2, .pll[3] = 0x00, .pll[4] = 0x00,
1384 .pll[5] = 0x00, .pll[6] = 0x00, .pll[7] = 0x00, .pll[8] = 0x20, .pll[9] = 0xFF,
1385 .pll[10] = 0xFF, .pll[11] = 0x55, .pll[12] = 0x9F, .pll[13] = 0x55, .pll[14] = 0x55,
1386 .pll[15] = 0x09, .pll[16] = 0x08, .pll[17] = 0xCF, .pll[18] = 0x84, .pll[19] = 0x23,
1387 };
1388
1389 static const struct intel_c10pll_state mtl_c10_hdmi_592000 = {
1390 .clock = 592000,
1391 .tx = 0x10,
1392 .cmn = 0x1,
1393 .pll[0] = 0xF4, .pll[1] = 0x00, .pll[2] = 0x7A, .pll[3] = 0x00, .pll[4] = 0x00,
1394 .pll[5] = 0x00, .pll[6] = 0x00, .pll[7] = 0x00, .pll[8] = 0x20, .pll[9] = 0xFF,
1395 .pll[10] = 0xFF, .pll[11] = 0x55, .pll[12] = 0x15, .pll[13] = 0x55, .pll[14] = 0x55,
1396 .pll[15] = 0x08, .pll[16] = 0x08, .pll[17] = 0x8F, .pll[18] = 0x84, .pll[19] = 0x23,
1397 };
1398
1399 static const struct intel_c10pll_state mtl_c10_hdmi_593407 = {
1400 .clock = 593407,
1401 .tx = 0x10,
1402 .cmn = 0x1,
1403 .pll[0] = 0xF4, .pll[1] = 0x00, .pll[2] = 0x7A, .pll[3] = 0x00, .pll[4] = 0x00,
1404 .pll[5] = 0x00, .pll[6] = 0x00, .pll[7] = 0x00, .pll[8] = 0x20, .pll[9] = 0xFF,
1405 .pll[10] = 0xFF, .pll[11] = 0x3B, .pll[12] = 0x44, .pll[13] = 0xBA, .pll[14] = 0xBB,
1406 .pll[15] = 0x08, .pll[16] = 0x08, .pll[17] = 0x8F, .pll[18] = 0x84, .pll[19] = 0x23,
1407 };
1408
1409 static const struct intel_c10pll_state * const mtl_c10_hdmi_tables[] = {
1410 &mtl_c10_hdmi_25_2, /* Consolidated Table */
1411 &mtl_c10_hdmi_27_0, /* Consolidated Table */
1412 &mtl_c10_hdmi_27027,
1413 &mtl_c10_hdmi_28320,
1414 &mtl_c10_hdmi_30240,
1415 &mtl_c10_hdmi_31500,
1416 &mtl_c10_hdmi_36000,
1417 &mtl_c10_hdmi_40000,
1418 &mtl_c10_hdmi_49500,
1419 &mtl_c10_hdmi_50000,
1420 &mtl_c10_hdmi_57284,
1421 &mtl_c10_hdmi_58000,
1422 &mtl_c10_hdmi_65000,
1423 &mtl_c10_hdmi_71000,
1424 &mtl_c10_hdmi_74176,
1425 &mtl_c10_hdmi_74_25, /* Consolidated Table */
1426 &mtl_c10_hdmi_75000,
1427 &mtl_c10_hdmi_78750,
1428 &mtl_c10_hdmi_85500,
1429 &mtl_c10_hdmi_88750,
1430 &mtl_c10_hdmi_106500,
1431 &mtl_c10_hdmi_108000,
1432 &mtl_c10_hdmi_115500,
1433 &mtl_c10_hdmi_119000,
1434 &mtl_c10_hdmi_135000,
1435 &mtl_c10_hdmi_138500,
1436 &mtl_c10_hdmi_147160,
1437 &mtl_c10_hdmi_148352,
1438 &mtl_c10_hdmi_148_5, /* Consolidated Table */
1439 &mtl_c10_hdmi_154000,
1440 &mtl_c10_hdmi_162000,
1441 &mtl_c10_hdmi_167000,
1442 &mtl_c10_hdmi_197802,
1443 &mtl_c10_hdmi_198000,
1444 &mtl_c10_hdmi_209800,
1445 &mtl_c10_hdmi_241500,
1446 &mtl_c10_hdmi_262750,
1447 &mtl_c10_hdmi_268500,
1448 &mtl_c10_hdmi_296703,
1449 &mtl_c10_hdmi_297000,
1450 &mtl_c10_hdmi_319750,
1451 &mtl_c10_hdmi_497750,
1452 &mtl_c10_hdmi_592000,
1453 &mtl_c10_hdmi_593407,
1454 &mtl_c10_hdmi_594, /* Consolidated Table */
1455 NULL,
1456 };
1457
1458 static const struct intel_c20pll_state mtl_c20_hdmi_25_175 = {
1459 .link_bit_rate = 25175,
1460 .clock = 25175,
1461 .tx = { 0xbe88, /* tx cfg0 */
1462 0x9800, /* tx cfg1 */
1463 0x0000, /* tx cfg2 */
1464 },
1465 .cmn = { 0x0500, /* cmn cfg0*/
1466 0x0005, /* cmn cfg1 */
1467 0x0000, /* cmn cfg2 */
1468 0x0000, /* cmn cfg3 */
1469 },
1470 .mpllb = { 0xa0d2, /* mpllb cfg0 */
1471 0x7d80, /* mpllb cfg1 */
1472 0x0906, /* mpllb cfg2 */
1473 0xbe40, /* mpllb cfg3 */
1474 0x0000, /* mpllb cfg4 */
1475 0x0000, /* mpllb cfg5 */
1476 0x0200, /* mpllb cfg6 */
1477 0x0001, /* mpllb cfg7 */
1478 0x0000, /* mpllb cfg8 */
1479 0x0000, /* mpllb cfg9 */
1480 0x0001, /* mpllb cfg10 */
1481 },
1482 };
1483
1484 static const struct intel_c20pll_state mtl_c20_hdmi_27_0 = {
1485 .link_bit_rate = 27000,
1486 .clock = 27000,
1487 .tx = { 0xbe88, /* tx cfg0 */
1488 0x9800, /* tx cfg1 */
1489 0x0000, /* tx cfg2 */
1490 },
1491 .cmn = { 0x0500, /* cmn cfg0*/
1492 0x0005, /* cmn cfg1 */
1493 0x0000, /* cmn cfg2 */
1494 0x0000, /* cmn cfg3 */
1495 },
1496 .mpllb = { 0xa0e0, /* mpllb cfg0 */
1497 0x7d80, /* mpllb cfg1 */
1498 0x0906, /* mpllb cfg2 */
1499 0xbe40, /* mpllb cfg3 */
1500 0x0000, /* mpllb cfg4 */
1501 0x0000, /* mpllb cfg5 */
1502 0x2200, /* mpllb cfg6 */
1503 0x0001, /* mpllb cfg7 */
1504 0x8000, /* mpllb cfg8 */
1505 0x0000, /* mpllb cfg9 */
1506 0x0001, /* mpllb cfg10 */
1507 },
1508 };
1509
1510 static const struct intel_c20pll_state mtl_c20_hdmi_74_25 = {
1511 .link_bit_rate = 74250,
1512 .clock = 74250,
1513 .tx = { 0xbe88, /* tx cfg0 */
1514 0x9800, /* tx cfg1 */
1515 0x0000, /* tx cfg2 */
1516 },
1517 .cmn = { 0x0500, /* cmn cfg0*/
1518 0x0005, /* cmn cfg1 */
1519 0x0000, /* cmn cfg2 */
1520 0x0000, /* cmn cfg3 */
1521 },
1522 .mpllb = { 0x609a, /* mpllb cfg0 */
1523 0x7d40, /* mpllb cfg1 */
1524 0xca06, /* mpllb cfg2 */
1525 0xbe40, /* mpllb cfg3 */
1526 0x0000, /* mpllb cfg4 */
1527 0x0000, /* mpllb cfg5 */
1528 0x2200, /* mpllb cfg6 */
1529 0x0001, /* mpllb cfg7 */
1530 0x5800, /* mpllb cfg8 */
1531 0x0000, /* mpllb cfg9 */
1532 0x0001, /* mpllb cfg10 */
1533 },
1534 };
1535
1536 static const struct intel_c20pll_state mtl_c20_hdmi_148_5 = {
1537 .link_bit_rate = 148500,
1538 .clock = 148500,
1539 .tx = { 0xbe88, /* tx cfg0 */
1540 0x9800, /* tx cfg1 */
1541 0x0000, /* tx cfg2 */
1542 },
1543 .cmn = { 0x0500, /* cmn cfg0*/
1544 0x0005, /* cmn cfg1 */
1545 0x0000, /* cmn cfg2 */
1546 0x0000, /* cmn cfg3 */
1547 },
1548 .mpllb = { 0x409a, /* mpllb cfg0 */
1549 0x7d20, /* mpllb cfg1 */
1550 0xca06, /* mpllb cfg2 */
1551 0xbe40, /* mpllb cfg3 */
1552 0x0000, /* mpllb cfg4 */
1553 0x0000, /* mpllb cfg5 */
1554 0x2200, /* mpllb cfg6 */
1555 0x0001, /* mpllb cfg7 */
1556 0x5800, /* mpllb cfg8 */
1557 0x0000, /* mpllb cfg9 */
1558 0x0001, /* mpllb cfg10 */
1559 },
1560 };
1561
1562 static const struct intel_c20pll_state mtl_c20_hdmi_594 = {
1563 .link_bit_rate = 594000,
1564 .clock = 594000,
1565 .tx = { 0xbe88, /* tx cfg0 */
1566 0x9800, /* tx cfg1 */
1567 0x0000, /* tx cfg2 */
1568 },
1569 .cmn = { 0x0500, /* cmn cfg0*/
1570 0x0005, /* cmn cfg1 */
1571 0x0000, /* cmn cfg2 */
1572 0x0000, /* cmn cfg3 */
1573 },
1574 .mpllb = { 0x009a, /* mpllb cfg0 */
1575 0x7d08, /* mpllb cfg1 */
1576 0xca06, /* mpllb cfg2 */
1577 0xbe40, /* mpllb cfg3 */
1578 0x0000, /* mpllb cfg4 */
1579 0x0000, /* mpllb cfg5 */
1580 0x2200, /* mpllb cfg6 */
1581 0x0001, /* mpllb cfg7 */
1582 0x5800, /* mpllb cfg8 */
1583 0x0000, /* mpllb cfg9 */
1584 0x0001, /* mpllb cfg10 */
1585 },
1586 };
1587
1588 static const struct intel_c20pll_state mtl_c20_hdmi_300 = {
1589 .link_bit_rate = 3000000,
1590 .clock = 166670,
1591 .tx = { 0xbe98, /* tx cfg0 */
1592 0x9800, /* tx cfg1 */
1593 0x0000, /* tx cfg2 */
1594 },
1595 .cmn = { 0x0500, /* cmn cfg0*/
1596 0x0005, /* cmn cfg1 */
1597 0x0000, /* cmn cfg2 */
1598 0x0000, /* cmn cfg3 */
1599 },
1600 .mpllb = { 0x209c, /* mpllb cfg0 */
1601 0x7d10, /* mpllb cfg1 */
1602 0xca06, /* mpllb cfg2 */
1603 0xbe40, /* mpllb cfg3 */
1604 0x0000, /* mpllb cfg4 */
1605 0x0000, /* mpllb cfg5 */
1606 0x2200, /* mpllb cfg6 */
1607 0x0001, /* mpllb cfg7 */
1608 0x2000, /* mpllb cfg8 */
1609 0x0000, /* mpllb cfg9 */
1610 0x0004, /* mpllb cfg10 */
1611 },
1612 };
1613
1614 static const struct intel_c20pll_state mtl_c20_hdmi_600 = {
1615 .link_bit_rate = 6000000,
1616 .clock = 333330,
1617 .tx = { 0xbe98, /* tx cfg0 */
1618 0x9800, /* tx cfg1 */
1619 0x0000, /* tx cfg2 */
1620 },
1621 .cmn = { 0x0500, /* cmn cfg0*/
1622 0x0005, /* cmn cfg1 */
1623 0x0000, /* cmn cfg2 */
1624 0x0000, /* cmn cfg3 */
1625 },
1626 .mpllb = { 0x009c, /* mpllb cfg0 */
1627 0x7d08, /* mpllb cfg1 */
1628 0xca06, /* mpllb cfg2 */
1629 0xbe40, /* mpllb cfg3 */
1630 0x0000, /* mpllb cfg4 */
1631 0x0000, /* mpllb cfg5 */
1632 0x2200, /* mpllb cfg6 */
1633 0x0001, /* mpllb cfg7 */
1634 0x2000, /* mpllb cfg8 */
1635 0x0000, /* mpllb cfg9 */
1636 0x0004, /* mpllb cfg10 */
1637 },
1638 };
1639
1640 static const struct intel_c20pll_state mtl_c20_hdmi_800 = {
1641 .link_bit_rate = 8000000,
1642 .clock = 444440,
1643 .tx = { 0xbe98, /* tx cfg0 */
1644 0x9800, /* tx cfg1 */
1645 0x0000, /* tx cfg2 */
1646 },
1647 .cmn = { 0x0500, /* cmn cfg0*/
1648 0x0005, /* cmn cfg1 */
1649 0x0000, /* cmn cfg2 */
1650 0x0000, /* cmn cfg3 */
1651 },
1652 .mpllb = { 0x00d0, /* mpllb cfg0 */
1653 0x7d08, /* mpllb cfg1 */
1654 0x4a06, /* mpllb cfg2 */
1655 0xbe40, /* mpllb cfg3 */
1656 0x0000, /* mpllb cfg4 */
1657 0x0000, /* mpllb cfg5 */
1658 0x2200, /* mpllb cfg6 */
1659 0x0003, /* mpllb cfg7 */
1660 0x2aaa, /* mpllb cfg8 */
1661 0x0002, /* mpllb cfg9 */
1662 0x0004, /* mpllb cfg10 */
1663 },
1664 };
1665
1666 static const struct intel_c20pll_state mtl_c20_hdmi_1000 = {
1667 .link_bit_rate = 10000000,
1668 .clock = 555560,
1669 .tx = { 0xbe98, /* tx cfg0 */
1670 0x9800, /* tx cfg1 */
1671 0x0000, /* tx cfg2 */
1672 },
1673 .cmn = { 0x0500, /* cmn cfg0*/
1674 0x0005, /* cmn cfg1 */
1675 0x0000, /* cmn cfg2 */
1676 0x0000, /* cmn cfg3 */
1677 },
1678 .mpllb = { 0x1104, /* mpllb cfg0 */
1679 0x7d08, /* mpllb cfg1 */
1680 0x0a06, /* mpllb cfg2 */
1681 0xbe40, /* mpllb cfg3 */
1682 0x0000, /* mpllb cfg4 */
1683 0x0000, /* mpllb cfg5 */
1684 0x2200, /* mpllb cfg6 */
1685 0x0003, /* mpllb cfg7 */
1686 0x3555, /* mpllb cfg8 */
1687 0x0001, /* mpllb cfg9 */
1688 0x0004, /* mpllb cfg10 */
1689 },
1690 };
1691
1692 static const struct intel_c20pll_state mtl_c20_hdmi_1200 = {
1693 .link_bit_rate = 12000000,
1694 .clock = 666670,
1695 .tx = { 0xbe98, /* tx cfg0 */
1696 0x9800, /* tx cfg1 */
1697 0x0000, /* tx cfg2 */
1698 },
1699 .cmn = { 0x0500, /* cmn cfg0*/
1700 0x0005, /* cmn cfg1 */
1701 0x0000, /* cmn cfg2 */
1702 0x0000, /* cmn cfg3 */
1703 },
1704 .mpllb = { 0x0138, /* mpllb cfg0 */
1705 0x7d08, /* mpllb cfg1 */
1706 0x5486, /* mpllb cfg2 */
1707 0xfe40, /* mpllb cfg3 */
1708 0x0000, /* mpllb cfg4 */
1709 0x0000, /* mpllb cfg5 */
1710 0x2200, /* mpllb cfg6 */
1711 0x0001, /* mpllb cfg7 */
1712 0x4000, /* mpllb cfg8 */
1713 0x0000, /* mpllb cfg9 */
1714 0x0004, /* mpllb cfg10 */
1715 },
1716 };
1717
1718 static const struct intel_c20pll_state * const mtl_c20_hdmi_tables[] = {
1719 &mtl_c20_hdmi_25_175,
1720 &mtl_c20_hdmi_27_0,
1721 &mtl_c20_hdmi_74_25,
1722 &mtl_c20_hdmi_148_5,
1723 &mtl_c20_hdmi_594,
1724 &mtl_c20_hdmi_300,
1725 &mtl_c20_hdmi_600,
1726 &mtl_c20_hdmi_800,
1727 &mtl_c20_hdmi_1000,
1728 &mtl_c20_hdmi_1200,
1729 NULL,
1730 };
1731
intel_c10_phy_check_hdmi_link_rate(int clock)1732 static int intel_c10_phy_check_hdmi_link_rate(int clock)
1733 {
1734 const struct intel_c10pll_state * const *tables = mtl_c10_hdmi_tables;
1735 int i;
1736
1737 for (i = 0; tables[i]; i++) {
1738 if (clock == tables[i]->clock)
1739 return MODE_OK;
1740 }
1741
1742 return MODE_CLOCK_RANGE;
1743 }
1744
1745 static const struct intel_c10pll_state * const *
intel_c10pll_tables_get(struct intel_crtc_state * crtc_state,struct intel_encoder * encoder)1746 intel_c10pll_tables_get(struct intel_crtc_state *crtc_state,
1747 struct intel_encoder *encoder)
1748 {
1749 if (intel_crtc_has_dp_encoder(crtc_state)) {
1750 if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_EDP))
1751 return mtl_c10_edp_tables;
1752 else
1753 return mtl_c10_dp_tables;
1754 } else if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_HDMI)) {
1755 return mtl_c10_hdmi_tables;
1756 }
1757
1758 MISSING_CASE(encoder->type);
1759 return NULL;
1760 }
1761
intel_c10pll_update_pll(struct intel_crtc_state * crtc_state,struct intel_encoder * encoder)1762 static void intel_c10pll_update_pll(struct intel_crtc_state *crtc_state,
1763 struct intel_encoder *encoder)
1764 {
1765 struct drm_i915_private *i915 = to_i915(encoder->base.dev);
1766 struct intel_cx0pll_state *pll_state = &crtc_state->cx0pll_state;
1767 int i;
1768
1769 if (intel_crtc_has_dp_encoder(crtc_state)) {
1770 if (intel_panel_use_ssc(i915)) {
1771 struct intel_dp *intel_dp = enc_to_intel_dp(encoder);
1772
1773 pll_state->ssc_enabled =
1774 (intel_dp->dpcd[DP_MAX_DOWNSPREAD] & DP_MAX_DOWNSPREAD_0_5);
1775 }
1776 }
1777
1778 if (pll_state->ssc_enabled)
1779 return;
1780
1781 drm_WARN_ON(&i915->drm, ARRAY_SIZE(pll_state->c10.pll) < 9);
1782 for (i = 4; i < 9; i++)
1783 pll_state->c10.pll[i] = 0;
1784 }
1785
intel_c10pll_calc_state(struct intel_crtc_state * crtc_state,struct intel_encoder * encoder)1786 static int intel_c10pll_calc_state(struct intel_crtc_state *crtc_state,
1787 struct intel_encoder *encoder)
1788 {
1789 const struct intel_c10pll_state * const *tables;
1790 int i;
1791
1792 tables = intel_c10pll_tables_get(crtc_state, encoder);
1793 if (!tables)
1794 return -EINVAL;
1795
1796 for (i = 0; tables[i]; i++) {
1797 if (crtc_state->port_clock == tables[i]->clock) {
1798 crtc_state->cx0pll_state.c10 = *tables[i];
1799 intel_c10pll_update_pll(crtc_state, encoder);
1800
1801 return 0;
1802 }
1803 }
1804
1805 return -EINVAL;
1806 }
1807
intel_c10pll_readout_hw_state(struct intel_encoder * encoder,struct intel_c10pll_state * pll_state)1808 void intel_c10pll_readout_hw_state(struct intel_encoder *encoder,
1809 struct intel_c10pll_state *pll_state)
1810 {
1811 struct drm_i915_private *i915 = to_i915(encoder->base.dev);
1812 u8 lane = INTEL_CX0_LANE0;
1813 intel_wakeref_t wakeref;
1814 int i;
1815
1816 wakeref = intel_cx0_phy_transaction_begin(encoder);
1817
1818 /*
1819 * According to C10 VDR Register programming Sequence we need
1820 * to do this to read PHY internal registers from MsgBus.
1821 */
1822 intel_cx0_rmw(i915, encoder->port, lane, PHY_C10_VDR_CONTROL(1),
1823 0, C10_VDR_CTRL_MSGBUS_ACCESS,
1824 MB_WRITE_COMMITTED);
1825
1826 for (i = 0; i < ARRAY_SIZE(pll_state->pll); i++)
1827 pll_state->pll[i] = intel_cx0_read(i915, encoder->port, lane,
1828 PHY_C10_VDR_PLL(i));
1829
1830 pll_state->cmn = intel_cx0_read(i915, encoder->port, lane, PHY_C10_VDR_CMN(0));
1831 pll_state->tx = intel_cx0_read(i915, encoder->port, lane, PHY_C10_VDR_TX(0));
1832
1833 intel_cx0_phy_transaction_end(encoder, wakeref);
1834 }
1835
intel_c10_pll_program(struct drm_i915_private * i915,const struct intel_crtc_state * crtc_state,struct intel_encoder * encoder)1836 static void intel_c10_pll_program(struct drm_i915_private *i915,
1837 const struct intel_crtc_state *crtc_state,
1838 struct intel_encoder *encoder)
1839 {
1840 const struct intel_c10pll_state *pll_state = &crtc_state->cx0pll_state.c10;
1841 int i;
1842
1843 intel_cx0_rmw(i915, encoder->port, INTEL_CX0_BOTH_LANES, PHY_C10_VDR_CONTROL(1),
1844 0, C10_VDR_CTRL_MSGBUS_ACCESS,
1845 MB_WRITE_COMMITTED);
1846
1847 /* Custom width needs to be programmed to 0 for both the phy lanes */
1848 intel_cx0_rmw(i915, encoder->port, INTEL_CX0_BOTH_LANES, PHY_C10_VDR_CUSTOM_WIDTH,
1849 C10_VDR_CUSTOM_WIDTH_MASK, C10_VDR_CUSTOM_WIDTH_8_10,
1850 MB_WRITE_COMMITTED);
1851 intel_cx0_rmw(i915, encoder->port, INTEL_CX0_BOTH_LANES, PHY_C10_VDR_CONTROL(1),
1852 0, C10_VDR_CTRL_UPDATE_CFG,
1853 MB_WRITE_COMMITTED);
1854
1855 /* Program the pll values only for the master lane */
1856 for (i = 0; i < ARRAY_SIZE(pll_state->pll); i++)
1857 intel_cx0_write(i915, encoder->port, INTEL_CX0_LANE0, PHY_C10_VDR_PLL(i),
1858 pll_state->pll[i],
1859 (i % 4) ? MB_WRITE_UNCOMMITTED : MB_WRITE_COMMITTED);
1860
1861 intel_cx0_write(i915, encoder->port, INTEL_CX0_LANE0, PHY_C10_VDR_CMN(0), pll_state->cmn, MB_WRITE_COMMITTED);
1862 intel_cx0_write(i915, encoder->port, INTEL_CX0_LANE0, PHY_C10_VDR_TX(0), pll_state->tx, MB_WRITE_COMMITTED);
1863
1864 intel_cx0_rmw(i915, encoder->port, INTEL_CX0_LANE0, PHY_C10_VDR_CONTROL(1),
1865 0, C10_VDR_CTRL_MASTER_LANE | C10_VDR_CTRL_UPDATE_CFG,
1866 MB_WRITE_COMMITTED);
1867 }
1868
intel_c10pll_dump_hw_state(struct drm_i915_private * i915,const struct intel_c10pll_state * hw_state)1869 void intel_c10pll_dump_hw_state(struct drm_i915_private *i915,
1870 const struct intel_c10pll_state *hw_state)
1871 {
1872 bool fracen;
1873 int i;
1874 unsigned int frac_quot = 0, frac_rem = 0, frac_den = 1;
1875 unsigned int multiplier, tx_clk_div;
1876
1877 fracen = hw_state->pll[0] & C10_PLL0_FRACEN;
1878 drm_dbg_kms(&i915->drm, "c10pll_hw_state: fracen: %s, ",
1879 str_yes_no(fracen));
1880
1881 if (fracen) {
1882 frac_quot = hw_state->pll[12] << 8 | hw_state->pll[11];
1883 frac_rem = hw_state->pll[14] << 8 | hw_state->pll[13];
1884 frac_den = hw_state->pll[10] << 8 | hw_state->pll[9];
1885 drm_dbg_kms(&i915->drm, "quot: %u, rem: %u, den: %u,\n",
1886 frac_quot, frac_rem, frac_den);
1887 }
1888
1889 multiplier = (REG_FIELD_GET8(C10_PLL3_MULTIPLIERH_MASK, hw_state->pll[3]) << 8 |
1890 hw_state->pll[2]) / 2 + 16;
1891 tx_clk_div = REG_FIELD_GET8(C10_PLL15_TXCLKDIV_MASK, hw_state->pll[15]);
1892 drm_dbg_kms(&i915->drm,
1893 "multiplier: %u, tx_clk_div: %u.\n", multiplier, tx_clk_div);
1894
1895 drm_dbg_kms(&i915->drm, "c10pll_rawhw_state:");
1896 drm_dbg_kms(&i915->drm, "tx: 0x%x, cmn: 0x%x\n", hw_state->tx, hw_state->cmn);
1897
1898 BUILD_BUG_ON(ARRAY_SIZE(hw_state->pll) % 4);
1899 for (i = 0; i < ARRAY_SIZE(hw_state->pll); i = i + 4)
1900 drm_dbg_kms(&i915->drm, "pll[%d] = 0x%x, pll[%d] = 0x%x, pll[%d] = 0x%x, pll[%d] = 0x%x\n",
1901 i, hw_state->pll[i], i + 1, hw_state->pll[i + 1],
1902 i + 2, hw_state->pll[i + 2], i + 3, hw_state->pll[i + 3]);
1903 }
1904
intel_c20_compute_hdmi_tmds_pll(u64 pixel_clock,struct intel_c20pll_state * pll_state)1905 static int intel_c20_compute_hdmi_tmds_pll(u64 pixel_clock, struct intel_c20pll_state *pll_state)
1906 {
1907 u64 datarate;
1908 u64 mpll_tx_clk_div;
1909 u64 vco_freq_shift;
1910 u64 vco_freq;
1911 u64 multiplier;
1912 u64 mpll_multiplier;
1913 u64 mpll_fracn_quot;
1914 u64 mpll_fracn_rem;
1915 u8 mpllb_ana_freq_vco;
1916 u8 mpll_div_multiplier;
1917
1918 if (pixel_clock < 25175 || pixel_clock > 600000)
1919 return -EINVAL;
1920
1921 datarate = ((u64)pixel_clock * 1000) * 10;
1922 mpll_tx_clk_div = ilog2(div64_u64((u64)CLOCK_9999MHZ, (u64)datarate));
1923 vco_freq_shift = ilog2(div64_u64((u64)CLOCK_4999MHZ * (u64)256, (u64)datarate));
1924 vco_freq = (datarate << vco_freq_shift) >> 8;
1925 multiplier = div64_u64((vco_freq << 28), (REFCLK_38_4_MHZ >> 4));
1926 mpll_multiplier = 2 * (multiplier >> 32);
1927
1928 mpll_fracn_quot = (multiplier >> 16) & 0xFFFF;
1929 mpll_fracn_rem = multiplier & 0xFFFF;
1930
1931 mpll_div_multiplier = min_t(u8, div64_u64((vco_freq * 16 + (datarate >> 1)),
1932 datarate), 255);
1933
1934 if (vco_freq <= DATARATE_3000000000)
1935 mpllb_ana_freq_vco = MPLLB_ANA_FREQ_VCO_3;
1936 else if (vco_freq <= DATARATE_3500000000)
1937 mpllb_ana_freq_vco = MPLLB_ANA_FREQ_VCO_2;
1938 else if (vco_freq <= DATARATE_4000000000)
1939 mpllb_ana_freq_vco = MPLLB_ANA_FREQ_VCO_1;
1940 else
1941 mpllb_ana_freq_vco = MPLLB_ANA_FREQ_VCO_0;
1942
1943 pll_state->link_bit_rate = pixel_clock;
1944 pll_state->clock = pixel_clock;
1945 pll_state->tx[0] = 0xbe88;
1946 pll_state->tx[1] = 0x9800;
1947 pll_state->tx[2] = 0x0000;
1948 pll_state->cmn[0] = 0x0500;
1949 pll_state->cmn[1] = 0x0005;
1950 pll_state->cmn[2] = 0x0000;
1951 pll_state->cmn[3] = 0x0000;
1952 pll_state->mpllb[0] = (MPLL_TX_CLK_DIV(mpll_tx_clk_div) |
1953 MPLL_MULTIPLIER(mpll_multiplier));
1954 pll_state->mpllb[1] = (CAL_DAC_CODE(CAL_DAC_CODE_31) |
1955 WORD_CLK_DIV |
1956 MPLL_DIV_MULTIPLIER(mpll_div_multiplier));
1957 pll_state->mpllb[2] = (MPLLB_ANA_FREQ_VCO(mpllb_ana_freq_vco) |
1958 CP_PROP(CP_PROP_20) |
1959 CP_INT(CP_INT_6));
1960 pll_state->mpllb[3] = (V2I(V2I_2) |
1961 CP_PROP_GS(CP_PROP_GS_30) |
1962 CP_INT_GS(CP_INT_GS_28));
1963 pll_state->mpllb[4] = 0x0000;
1964 pll_state->mpllb[5] = 0x0000;
1965 pll_state->mpllb[6] = (C20_MPLLB_FRACEN | SSC_UP_SPREAD);
1966 pll_state->mpllb[7] = MPLL_FRACN_DEN;
1967 pll_state->mpllb[8] = mpll_fracn_quot;
1968 pll_state->mpllb[9] = mpll_fracn_rem;
1969 pll_state->mpllb[10] = HDMI_DIV(HDMI_DIV_1);
1970
1971 return 0;
1972 }
1973
intel_c20_phy_check_hdmi_link_rate(int clock)1974 static int intel_c20_phy_check_hdmi_link_rate(int clock)
1975 {
1976 const struct intel_c20pll_state * const *tables = mtl_c20_hdmi_tables;
1977 int i;
1978
1979 for (i = 0; tables[i]; i++) {
1980 if (clock == tables[i]->link_bit_rate)
1981 return MODE_OK;
1982 }
1983
1984 if (clock >= 25175 && clock <= 594000)
1985 return MODE_OK;
1986
1987 return MODE_CLOCK_RANGE;
1988 }
1989
intel_cx0_phy_check_hdmi_link_rate(struct intel_hdmi * hdmi,int clock)1990 int intel_cx0_phy_check_hdmi_link_rate(struct intel_hdmi *hdmi, int clock)
1991 {
1992 struct intel_digital_port *dig_port = hdmi_to_dig_port(hdmi);
1993 struct drm_i915_private *i915 = intel_hdmi_to_i915(hdmi);
1994 enum phy phy = intel_port_to_phy(i915, dig_port->base.port);
1995
1996 if (intel_is_c10phy(i915, phy))
1997 return intel_c10_phy_check_hdmi_link_rate(clock);
1998 return intel_c20_phy_check_hdmi_link_rate(clock);
1999 }
2000
2001 static const struct intel_c20pll_state * const *
intel_c20_pll_tables_get(struct intel_crtc_state * crtc_state,struct intel_encoder * encoder)2002 intel_c20_pll_tables_get(struct intel_crtc_state *crtc_state,
2003 struct intel_encoder *encoder)
2004 {
2005 if (intel_crtc_has_dp_encoder(crtc_state))
2006 return mtl_c20_dp_tables;
2007 else if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_HDMI))
2008 return mtl_c20_hdmi_tables;
2009
2010 MISSING_CASE(encoder->type);
2011 return NULL;
2012 }
2013
intel_c20pll_calc_state(struct intel_crtc_state * crtc_state,struct intel_encoder * encoder)2014 static int intel_c20pll_calc_state(struct intel_crtc_state *crtc_state,
2015 struct intel_encoder *encoder)
2016 {
2017 const struct intel_c20pll_state * const *tables;
2018 int i;
2019
2020 /* try computed C20 HDMI tables before using consolidated tables */
2021 if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_HDMI)) {
2022 if (intel_c20_compute_hdmi_tmds_pll(crtc_state->port_clock,
2023 &crtc_state->cx0pll_state.c20) == 0)
2024 return 0;
2025 }
2026
2027 tables = intel_c20_pll_tables_get(crtc_state, encoder);
2028 if (!tables)
2029 return -EINVAL;
2030
2031 for (i = 0; tables[i]; i++) {
2032 if (crtc_state->port_clock == tables[i]->link_bit_rate) {
2033 crtc_state->cx0pll_state.c20 = *tables[i];
2034 return 0;
2035 }
2036 }
2037
2038 return -EINVAL;
2039 }
2040
intel_cx0pll_calc_state(struct intel_crtc_state * crtc_state,struct intel_encoder * encoder)2041 int intel_cx0pll_calc_state(struct intel_crtc_state *crtc_state,
2042 struct intel_encoder *encoder)
2043 {
2044 struct drm_i915_private *i915 = to_i915(encoder->base.dev);
2045 enum phy phy = intel_port_to_phy(i915, encoder->port);
2046
2047 if (intel_is_c10phy(i915, phy))
2048 return intel_c10pll_calc_state(crtc_state, encoder);
2049 return intel_c20pll_calc_state(crtc_state, encoder);
2050 }
2051
intel_c20_use_mplla(u32 clock)2052 static bool intel_c20_use_mplla(u32 clock)
2053 {
2054 /* 10G and 20G rates use MPLLA */
2055 if (clock == 312500 || clock == 625000)
2056 return true;
2057
2058 return false;
2059 }
2060
intel_c20pll_readout_hw_state(struct intel_encoder * encoder,struct intel_c20pll_state * pll_state)2061 void intel_c20pll_readout_hw_state(struct intel_encoder *encoder,
2062 struct intel_c20pll_state *pll_state)
2063 {
2064 struct drm_i915_private *i915 = to_i915(encoder->base.dev);
2065 bool cntx;
2066 intel_wakeref_t wakeref;
2067 int i;
2068
2069 wakeref = intel_cx0_phy_transaction_begin(encoder);
2070
2071 /* 1. Read current context selection */
2072 cntx = intel_cx0_read(i915, encoder->port, INTEL_CX0_LANE0, PHY_C20_VDR_CUSTOM_SERDES_RATE) & PHY_C20_CONTEXT_TOGGLE;
2073
2074 /* Read Tx configuration */
2075 for (i = 0; i < ARRAY_SIZE(pll_state->tx); i++) {
2076 if (cntx)
2077 pll_state->tx[i] = intel_c20_sram_read(i915, encoder->port, INTEL_CX0_LANE0,
2078 PHY_C20_B_TX_CNTX_CFG(i));
2079 else
2080 pll_state->tx[i] = intel_c20_sram_read(i915, encoder->port, INTEL_CX0_LANE0,
2081 PHY_C20_A_TX_CNTX_CFG(i));
2082 }
2083
2084 /* Read common configuration */
2085 for (i = 0; i < ARRAY_SIZE(pll_state->cmn); i++) {
2086 if (cntx)
2087 pll_state->cmn[i] = intel_c20_sram_read(i915, encoder->port, INTEL_CX0_LANE0,
2088 PHY_C20_B_CMN_CNTX_CFG(i));
2089 else
2090 pll_state->cmn[i] = intel_c20_sram_read(i915, encoder->port, INTEL_CX0_LANE0,
2091 PHY_C20_A_CMN_CNTX_CFG(i));
2092 }
2093
2094 if (pll_state->tx[0] & C20_PHY_USE_MPLLB) {
2095 /* MPLLB configuration */
2096 for (i = 0; i < ARRAY_SIZE(pll_state->mpllb); i++) {
2097 if (cntx)
2098 pll_state->mpllb[i] = intel_c20_sram_read(i915, encoder->port, INTEL_CX0_LANE0,
2099 PHY_C20_B_MPLLB_CNTX_CFG(i));
2100 else
2101 pll_state->mpllb[i] = intel_c20_sram_read(i915, encoder->port, INTEL_CX0_LANE0,
2102 PHY_C20_A_MPLLB_CNTX_CFG(i));
2103 }
2104 } else {
2105 /* MPLLA configuration */
2106 for (i = 0; i < ARRAY_SIZE(pll_state->mplla); i++) {
2107 if (cntx)
2108 pll_state->mplla[i] = intel_c20_sram_read(i915, encoder->port, INTEL_CX0_LANE0,
2109 PHY_C20_B_MPLLA_CNTX_CFG(i));
2110 else
2111 pll_state->mplla[i] = intel_c20_sram_read(i915, encoder->port, INTEL_CX0_LANE0,
2112 PHY_C20_A_MPLLA_CNTX_CFG(i));
2113 }
2114 }
2115
2116 intel_cx0_phy_transaction_end(encoder, wakeref);
2117 }
2118
intel_c20pll_dump_hw_state(struct drm_i915_private * i915,const struct intel_c20pll_state * hw_state)2119 void intel_c20pll_dump_hw_state(struct drm_i915_private *i915,
2120 const struct intel_c20pll_state *hw_state)
2121 {
2122 int i;
2123
2124 drm_dbg_kms(&i915->drm, "c20pll_hw_state:\n");
2125 drm_dbg_kms(&i915->drm, "tx[0] = 0x%.4x, tx[1] = 0x%.4x, tx[2] = 0x%.4x\n",
2126 hw_state->tx[0], hw_state->tx[1], hw_state->tx[2]);
2127 drm_dbg_kms(&i915->drm, "cmn[0] = 0x%.4x, cmn[1] = 0x%.4x, cmn[2] = 0x%.4x, cmn[3] = 0x%.4x\n",
2128 hw_state->cmn[0], hw_state->cmn[1], hw_state->cmn[2], hw_state->cmn[3]);
2129
2130 if (intel_c20_use_mplla(hw_state->clock)) {
2131 for (i = 0; i < ARRAY_SIZE(hw_state->mplla); i++)
2132 drm_dbg_kms(&i915->drm, "mplla[%d] = 0x%.4x\n", i, hw_state->mplla[i]);
2133 } else {
2134 for (i = 0; i < ARRAY_SIZE(hw_state->mpllb); i++)
2135 drm_dbg_kms(&i915->drm, "mpllb[%d] = 0x%.4x\n", i, hw_state->mpllb[i]);
2136 }
2137 }
2138
intel_c20_get_dp_rate(u32 clock)2139 static u8 intel_c20_get_dp_rate(u32 clock)
2140 {
2141 switch (clock) {
2142 case 162000: /* 1.62 Gbps DP1.4 */
2143 return 0;
2144 case 270000: /* 2.7 Gbps DP1.4 */
2145 return 1;
2146 case 540000: /* 5.4 Gbps DP 1.4 */
2147 return 2;
2148 case 810000: /* 8.1 Gbps DP1.4 */
2149 return 3;
2150 case 216000: /* 2.16 Gbps eDP */
2151 return 4;
2152 case 243000: /* 2.43 Gbps eDP */
2153 return 5;
2154 case 324000: /* 3.24 Gbps eDP */
2155 return 6;
2156 case 432000: /* 4.32 Gbps eDP */
2157 return 7;
2158 case 312500: /* 10 Gbps DP2.0 */
2159 return 8;
2160 case 421875: /* 13.5 Gbps DP2.0 */
2161 return 9;
2162 case 625000: /* 20 Gbps DP2.0*/
2163 return 10;
2164 case 648000: /* 6.48 Gbps eDP*/
2165 return 11;
2166 case 675000: /* 6.75 Gbps eDP*/
2167 return 12;
2168 default:
2169 MISSING_CASE(clock);
2170 return 0;
2171 }
2172 }
2173
intel_c20_get_hdmi_rate(u32 clock)2174 static u8 intel_c20_get_hdmi_rate(u32 clock)
2175 {
2176 if (clock >= 25175 && clock <= 600000)
2177 return 0;
2178
2179 switch (clock) {
2180 case 166670: /* 3 Gbps */
2181 case 333330: /* 6 Gbps */
2182 case 666670: /* 12 Gbps */
2183 return 1;
2184 case 444440: /* 8 Gbps */
2185 return 2;
2186 case 555560: /* 10 Gbps */
2187 return 3;
2188 default:
2189 MISSING_CASE(clock);
2190 return 0;
2191 }
2192 }
2193
is_dp2(u32 clock)2194 static bool is_dp2(u32 clock)
2195 {
2196 /* DP2.0 clock rates */
2197 if (clock == 312500 || clock == 421875 || clock == 625000)
2198 return true;
2199
2200 return false;
2201 }
2202
is_hdmi_frl(u32 clock)2203 static bool is_hdmi_frl(u32 clock)
2204 {
2205 switch (clock) {
2206 case 166670: /* 3 Gbps */
2207 case 333330: /* 6 Gbps */
2208 case 444440: /* 8 Gbps */
2209 case 555560: /* 10 Gbps */
2210 case 666670: /* 12 Gbps */
2211 return true;
2212 default:
2213 return false;
2214 }
2215 }
2216
intel_c20_protocol_switch_valid(struct intel_encoder * encoder)2217 static bool intel_c20_protocol_switch_valid(struct intel_encoder *encoder)
2218 {
2219 struct intel_digital_port *intel_dig_port = enc_to_dig_port(encoder);
2220
2221 /* banks should not be cleared for DPALT/USB4/TBT modes */
2222 /* TODO: optimize re-calibration in legacy mode */
2223 return intel_tc_port_in_legacy_mode(intel_dig_port);
2224 }
2225
intel_get_c20_custom_width(u32 clock,bool dp)2226 static int intel_get_c20_custom_width(u32 clock, bool dp)
2227 {
2228 if (dp && is_dp2(clock))
2229 return 2;
2230 else if (is_hdmi_frl(clock))
2231 return 1;
2232 else
2233 return 0;
2234 }
2235
intel_c20_pll_program(struct drm_i915_private * i915,const struct intel_crtc_state * crtc_state,struct intel_encoder * encoder)2236 static void intel_c20_pll_program(struct drm_i915_private *i915,
2237 const struct intel_crtc_state *crtc_state,
2238 struct intel_encoder *encoder)
2239 {
2240 const struct intel_c20pll_state *pll_state = &crtc_state->cx0pll_state.c20;
2241 bool dp = false;
2242 int lane = crtc_state->lane_count > 2 ? INTEL_CX0_BOTH_LANES : INTEL_CX0_LANE0;
2243 bool cntx;
2244 int i;
2245
2246 if (intel_crtc_has_dp_encoder(crtc_state))
2247 dp = true;
2248
2249 /* 1. Read current context selection */
2250 cntx = intel_cx0_read(i915, encoder->port, INTEL_CX0_LANE0, PHY_C20_VDR_CUSTOM_SERDES_RATE) & BIT(0);
2251
2252 /*
2253 * 2. If there is a protocol switch from HDMI to DP or vice versa, clear
2254 * the lane #0 MPLLB CAL_DONE_BANK DP2.0 10G and 20G rates enable MPLLA.
2255 * Protocol switch is only applicable for MPLLA
2256 */
2257 if (intel_c20_protocol_switch_valid(encoder)) {
2258 for (i = 0; i < 4; i++)
2259 intel_c20_sram_write(i915, encoder->port, INTEL_CX0_LANE0, RAWLANEAONX_DIG_TX_MPLLB_CAL_DONE_BANK(i), 0);
2260 usleep_range(4000, 4100);
2261 }
2262
2263 /* 3. Write SRAM configuration context. If A in use, write configuration to B context */
2264 /* 3.1 Tx configuration */
2265 for (i = 0; i < ARRAY_SIZE(pll_state->tx); i++) {
2266 if (cntx)
2267 intel_c20_sram_write(i915, encoder->port, INTEL_CX0_LANE0, PHY_C20_A_TX_CNTX_CFG(i), pll_state->tx[i]);
2268 else
2269 intel_c20_sram_write(i915, encoder->port, INTEL_CX0_LANE0, PHY_C20_B_TX_CNTX_CFG(i), pll_state->tx[i]);
2270 }
2271
2272 /* 3.2 common configuration */
2273 for (i = 0; i < ARRAY_SIZE(pll_state->cmn); i++) {
2274 if (cntx)
2275 intel_c20_sram_write(i915, encoder->port, INTEL_CX0_LANE0, PHY_C20_A_CMN_CNTX_CFG(i), pll_state->cmn[i]);
2276 else
2277 intel_c20_sram_write(i915, encoder->port, INTEL_CX0_LANE0, PHY_C20_B_CMN_CNTX_CFG(i), pll_state->cmn[i]);
2278 }
2279
2280 /* 3.3 mpllb or mplla configuration */
2281 if (intel_c20_use_mplla(pll_state->clock)) {
2282 for (i = 0; i < ARRAY_SIZE(pll_state->mplla); i++) {
2283 if (cntx)
2284 intel_c20_sram_write(i915, encoder->port, INTEL_CX0_LANE0,
2285 PHY_C20_A_MPLLA_CNTX_CFG(i),
2286 pll_state->mplla[i]);
2287 else
2288 intel_c20_sram_write(i915, encoder->port, INTEL_CX0_LANE0,
2289 PHY_C20_B_MPLLA_CNTX_CFG(i),
2290 pll_state->mplla[i]);
2291 }
2292 } else {
2293 for (i = 0; i < ARRAY_SIZE(pll_state->mpllb); i++) {
2294 if (cntx)
2295 intel_c20_sram_write(i915, encoder->port, INTEL_CX0_LANE0,
2296 PHY_C20_A_MPLLB_CNTX_CFG(i),
2297 pll_state->mpllb[i]);
2298 else
2299 intel_c20_sram_write(i915, encoder->port, INTEL_CX0_LANE0,
2300 PHY_C20_B_MPLLB_CNTX_CFG(i),
2301 pll_state->mpllb[i]);
2302 }
2303 }
2304
2305 /* 4. Program custom width to match the link protocol */
2306 intel_cx0_rmw(i915, encoder->port, lane, PHY_C20_VDR_CUSTOM_WIDTH,
2307 PHY_C20_CUSTOM_WIDTH_MASK,
2308 PHY_C20_CUSTOM_WIDTH(intel_get_c20_custom_width(pll_state->clock, dp)),
2309 MB_WRITE_COMMITTED);
2310
2311 /* 5. For DP or 6. For HDMI */
2312 if (dp) {
2313 intel_cx0_rmw(i915, encoder->port, lane, PHY_C20_VDR_CUSTOM_SERDES_RATE,
2314 BIT(6) | PHY_C20_CUSTOM_SERDES_MASK,
2315 BIT(6) | PHY_C20_CUSTOM_SERDES(intel_c20_get_dp_rate(pll_state->clock)),
2316 MB_WRITE_COMMITTED);
2317 } else {
2318 intel_cx0_rmw(i915, encoder->port, lane, PHY_C20_VDR_CUSTOM_SERDES_RATE,
2319 BIT(7) | PHY_C20_CUSTOM_SERDES_MASK,
2320 is_hdmi_frl(pll_state->clock) ? BIT(7) : 0,
2321 MB_WRITE_COMMITTED);
2322
2323 intel_cx0_write(i915, encoder->port, INTEL_CX0_BOTH_LANES, PHY_C20_VDR_HDMI_RATE,
2324 intel_c20_get_hdmi_rate(pll_state->clock),
2325 MB_WRITE_COMMITTED);
2326 }
2327
2328 /*
2329 * 7. Write Vendor specific registers to toggle context setting to load
2330 * the updated programming toggle context bit
2331 */
2332 intel_cx0_rmw(i915, encoder->port, lane, PHY_C20_VDR_CUSTOM_SERDES_RATE,
2333 BIT(0), cntx ? 0 : 1, MB_WRITE_COMMITTED);
2334 }
2335
intel_c10pll_calc_port_clock(struct intel_encoder * encoder,const struct intel_c10pll_state * pll_state)2336 int intel_c10pll_calc_port_clock(struct intel_encoder *encoder,
2337 const struct intel_c10pll_state *pll_state)
2338 {
2339 unsigned int frac_quot = 0, frac_rem = 0, frac_den = 1;
2340 unsigned int multiplier, tx_clk_div, hdmi_div, refclk = 38400;
2341 int tmpclk = 0;
2342
2343 if (pll_state->pll[0] & C10_PLL0_FRACEN) {
2344 frac_quot = pll_state->pll[12] << 8 | pll_state->pll[11];
2345 frac_rem = pll_state->pll[14] << 8 | pll_state->pll[13];
2346 frac_den = pll_state->pll[10] << 8 | pll_state->pll[9];
2347 }
2348
2349 multiplier = (REG_FIELD_GET8(C10_PLL3_MULTIPLIERH_MASK, pll_state->pll[3]) << 8 |
2350 pll_state->pll[2]) / 2 + 16;
2351
2352 tx_clk_div = REG_FIELD_GET8(C10_PLL15_TXCLKDIV_MASK, pll_state->pll[15]);
2353 hdmi_div = REG_FIELD_GET8(C10_PLL15_HDMIDIV_MASK, pll_state->pll[15]);
2354
2355 tmpclk = DIV_ROUND_CLOSEST_ULL(mul_u32_u32(refclk, (multiplier << 16) + frac_quot) +
2356 DIV_ROUND_CLOSEST(refclk * frac_rem, frac_den),
2357 10 << (tx_clk_div + 16));
2358 tmpclk *= (hdmi_div ? 2 : 1);
2359
2360 return tmpclk;
2361 }
2362
intel_c20pll_calc_port_clock(struct intel_encoder * encoder,const struct intel_c20pll_state * pll_state)2363 int intel_c20pll_calc_port_clock(struct intel_encoder *encoder,
2364 const struct intel_c20pll_state *pll_state)
2365 {
2366 unsigned int frac, frac_en, frac_quot, frac_rem, frac_den;
2367 unsigned int multiplier, refclk = 38400;
2368 unsigned int tx_clk_div;
2369 unsigned int ref_clk_mpllb_div;
2370 unsigned int fb_clk_div4_en;
2371 unsigned int ref, vco;
2372 unsigned int tx_rate_mult;
2373 unsigned int tx_rate = REG_FIELD_GET(C20_PHY_TX_RATE, pll_state->tx[0]);
2374
2375 if (pll_state->tx[0] & C20_PHY_USE_MPLLB) {
2376 tx_rate_mult = 1;
2377 frac_en = REG_FIELD_GET(C20_MPLLB_FRACEN, pll_state->mpllb[6]);
2378 frac_quot = pll_state->mpllb[8];
2379 frac_rem = pll_state->mpllb[9];
2380 frac_den = pll_state->mpllb[7];
2381 multiplier = REG_FIELD_GET(C20_MULTIPLIER_MASK, pll_state->mpllb[0]);
2382 tx_clk_div = REG_FIELD_GET(C20_MPLLB_TX_CLK_DIV_MASK, pll_state->mpllb[0]);
2383 ref_clk_mpllb_div = REG_FIELD_GET(C20_REF_CLK_MPLLB_DIV_MASK, pll_state->mpllb[6]);
2384 fb_clk_div4_en = 0;
2385 } else {
2386 tx_rate_mult = 2;
2387 frac_en = REG_FIELD_GET(C20_MPLLA_FRACEN, pll_state->mplla[6]);
2388 frac_quot = pll_state->mplla[8];
2389 frac_rem = pll_state->mplla[9];
2390 frac_den = pll_state->mplla[7];
2391 multiplier = REG_FIELD_GET(C20_MULTIPLIER_MASK, pll_state->mplla[0]);
2392 tx_clk_div = REG_FIELD_GET(C20_MPLLA_TX_CLK_DIV_MASK, pll_state->mplla[1]);
2393 ref_clk_mpllb_div = REG_FIELD_GET(C20_REF_CLK_MPLLB_DIV_MASK, pll_state->mplla[6]);
2394 fb_clk_div4_en = REG_FIELD_GET(C20_FB_CLK_DIV4_EN, pll_state->mplla[0]);
2395 }
2396
2397 if (frac_en)
2398 frac = frac_quot + DIV_ROUND_CLOSEST(frac_rem, frac_den);
2399 else
2400 frac = 0;
2401
2402 ref = DIV_ROUND_CLOSEST(refclk * (1 << (1 + fb_clk_div4_en)), 1 << ref_clk_mpllb_div);
2403 vco = DIV_ROUND_CLOSEST_ULL(mul_u32_u32(ref, (multiplier << (17 - 2)) + frac) >> 17, 10);
2404
2405 return vco << tx_rate_mult >> tx_clk_div >> tx_rate;
2406 }
2407
intel_program_port_clock_ctl(struct intel_encoder * encoder,const struct intel_crtc_state * crtc_state,bool lane_reversal)2408 static void intel_program_port_clock_ctl(struct intel_encoder *encoder,
2409 const struct intel_crtc_state *crtc_state,
2410 bool lane_reversal)
2411 {
2412 struct drm_i915_private *i915 = to_i915(encoder->base.dev);
2413 u32 val = 0;
2414
2415 intel_de_rmw(i915, XELPDP_PORT_BUF_CTL1(encoder->port), XELPDP_PORT_REVERSAL,
2416 lane_reversal ? XELPDP_PORT_REVERSAL : 0);
2417
2418 if (lane_reversal)
2419 val |= XELPDP_LANE1_PHY_CLOCK_SELECT;
2420
2421 val |= XELPDP_FORWARD_CLOCK_UNGATE;
2422
2423 if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_HDMI) &&
2424 is_hdmi_frl(crtc_state->port_clock))
2425 val |= XELPDP_DDI_CLOCK_SELECT(XELPDP_DDI_CLOCK_SELECT_DIV18CLK);
2426 else
2427 val |= XELPDP_DDI_CLOCK_SELECT(XELPDP_DDI_CLOCK_SELECT_MAXPCLK);
2428
2429 /* TODO: HDMI FRL */
2430 /* DP2.0 10G and 20G rates enable MPLLA*/
2431 if (crtc_state->port_clock == 1000000 || crtc_state->port_clock == 2000000)
2432 val |= crtc_state->cx0pll_state.ssc_enabled ? XELPDP_SSC_ENABLE_PLLA : 0;
2433 else
2434 val |= crtc_state->cx0pll_state.ssc_enabled ? XELPDP_SSC_ENABLE_PLLB : 0;
2435
2436 intel_de_rmw(i915, XELPDP_PORT_CLOCK_CTL(encoder->port),
2437 XELPDP_LANE1_PHY_CLOCK_SELECT | XELPDP_FORWARD_CLOCK_UNGATE |
2438 XELPDP_DDI_CLOCK_SELECT_MASK | XELPDP_SSC_ENABLE_PLLA |
2439 XELPDP_SSC_ENABLE_PLLB, val);
2440 }
2441
intel_cx0_get_powerdown_update(u8 lane_mask)2442 static u32 intel_cx0_get_powerdown_update(u8 lane_mask)
2443 {
2444 u32 val = 0;
2445 int lane = 0;
2446
2447 for_each_cx0_lane_in_mask(lane_mask, lane)
2448 val |= XELPDP_LANE_POWERDOWN_UPDATE(lane);
2449
2450 return val;
2451 }
2452
intel_cx0_get_powerdown_state(u8 lane_mask,u8 state)2453 static u32 intel_cx0_get_powerdown_state(u8 lane_mask, u8 state)
2454 {
2455 u32 val = 0;
2456 int lane = 0;
2457
2458 for_each_cx0_lane_in_mask(lane_mask, lane)
2459 val |= XELPDP_LANE_POWERDOWN_NEW_STATE(lane, state);
2460
2461 return val;
2462 }
2463
intel_cx0_powerdown_change_sequence(struct drm_i915_private * i915,enum port port,u8 lane_mask,u8 state)2464 static void intel_cx0_powerdown_change_sequence(struct drm_i915_private *i915,
2465 enum port port,
2466 u8 lane_mask, u8 state)
2467 {
2468 enum phy phy = intel_port_to_phy(i915, port);
2469 int lane;
2470
2471 intel_de_rmw(i915, XELPDP_PORT_BUF_CTL2(port),
2472 intel_cx0_get_powerdown_state(INTEL_CX0_BOTH_LANES, XELPDP_LANE_POWERDOWN_NEW_STATE_MASK),
2473 intel_cx0_get_powerdown_state(lane_mask, state));
2474
2475 /* Wait for pending transactions.*/
2476 for_each_cx0_lane_in_mask(lane_mask, lane)
2477 if (intel_de_wait_for_clear(i915, XELPDP_PORT_M2P_MSGBUS_CTL(port, lane),
2478 XELPDP_PORT_M2P_TRANSACTION_PENDING,
2479 XELPDP_MSGBUS_TIMEOUT_SLOW)) {
2480 drm_dbg_kms(&i915->drm,
2481 "PHY %c Timeout waiting for previous transaction to complete. Reset the bus.\n",
2482 phy_name(phy));
2483 intel_cx0_bus_reset(i915, port, lane);
2484 }
2485
2486 intel_de_rmw(i915, XELPDP_PORT_BUF_CTL2(port),
2487 intel_cx0_get_powerdown_update(INTEL_CX0_BOTH_LANES),
2488 intel_cx0_get_powerdown_update(lane_mask));
2489
2490 /* Update Timeout Value */
2491 if (__intel_de_wait_for_register(i915, XELPDP_PORT_BUF_CTL2(port),
2492 intel_cx0_get_powerdown_update(lane_mask), 0,
2493 XELPDP_PORT_POWERDOWN_UPDATE_TIMEOUT_US, 0, NULL))
2494 drm_warn(&i915->drm, "PHY %c failed to bring out of Lane reset after %dus.\n",
2495 phy_name(phy), XELPDP_PORT_RESET_START_TIMEOUT_US);
2496 }
2497
intel_cx0_setup_powerdown(struct drm_i915_private * i915,enum port port)2498 static void intel_cx0_setup_powerdown(struct drm_i915_private *i915, enum port port)
2499 {
2500 intel_de_rmw(i915, XELPDP_PORT_BUF_CTL2(port),
2501 XELPDP_POWER_STATE_READY_MASK,
2502 XELPDP_POWER_STATE_READY(CX0_P2_STATE_READY));
2503 intel_de_rmw(i915, XELPDP_PORT_BUF_CTL3(port),
2504 XELPDP_POWER_STATE_ACTIVE_MASK |
2505 XELPDP_PLL_LANE_STAGGERING_DELAY_MASK,
2506 XELPDP_POWER_STATE_ACTIVE(CX0_P0_STATE_ACTIVE) |
2507 XELPDP_PLL_LANE_STAGGERING_DELAY(0));
2508 }
2509
intel_cx0_get_pclk_refclk_request(u8 lane_mask)2510 static u32 intel_cx0_get_pclk_refclk_request(u8 lane_mask)
2511 {
2512 u32 val = 0;
2513 int lane = 0;
2514
2515 for_each_cx0_lane_in_mask(lane_mask, lane)
2516 val |= XELPDP_LANE_PCLK_REFCLK_REQUEST(lane);
2517
2518 return val;
2519 }
2520
intel_cx0_get_pclk_refclk_ack(u8 lane_mask)2521 static u32 intel_cx0_get_pclk_refclk_ack(u8 lane_mask)
2522 {
2523 u32 val = 0;
2524 int lane = 0;
2525
2526 for_each_cx0_lane_in_mask(lane_mask, lane)
2527 val |= XELPDP_LANE_PCLK_REFCLK_ACK(lane);
2528
2529 return val;
2530 }
2531
intel_cx0_phy_lane_reset(struct drm_i915_private * i915,struct intel_encoder * encoder,bool lane_reversal)2532 static void intel_cx0_phy_lane_reset(struct drm_i915_private *i915,
2533 struct intel_encoder *encoder,
2534 bool lane_reversal)
2535 {
2536 enum port port = encoder->port;
2537 enum phy phy = intel_port_to_phy(i915, port);
2538 bool both_lanes = intel_tc_port_fia_max_lane_count(enc_to_dig_port(encoder)) > 2;
2539 u8 lane_mask = lane_reversal ? INTEL_CX0_LANE1 :
2540 INTEL_CX0_LANE0;
2541 u32 lane_pipe_reset = both_lanes ?
2542 XELPDP_LANE_PIPE_RESET(0) |
2543 XELPDP_LANE_PIPE_RESET(1) :
2544 XELPDP_LANE_PIPE_RESET(0);
2545 u32 lane_phy_current_status = both_lanes ?
2546 XELPDP_LANE_PHY_CURRENT_STATUS(0) |
2547 XELPDP_LANE_PHY_CURRENT_STATUS(1) :
2548 XELPDP_LANE_PHY_CURRENT_STATUS(0);
2549
2550 if (__intel_de_wait_for_register(i915, XELPDP_PORT_BUF_CTL1(port),
2551 XELPDP_PORT_BUF_SOC_PHY_READY,
2552 XELPDP_PORT_BUF_SOC_PHY_READY,
2553 XELPDP_PORT_BUF_SOC_READY_TIMEOUT_US, 0, NULL))
2554 drm_warn(&i915->drm, "PHY %c failed to bring out of SOC reset after %dus.\n",
2555 phy_name(phy), XELPDP_PORT_BUF_SOC_READY_TIMEOUT_US);
2556
2557 intel_de_rmw(i915, XELPDP_PORT_BUF_CTL2(port), lane_pipe_reset,
2558 lane_pipe_reset);
2559
2560 if (__intel_de_wait_for_register(i915, XELPDP_PORT_BUF_CTL2(port),
2561 lane_phy_current_status, lane_phy_current_status,
2562 XELPDP_PORT_RESET_START_TIMEOUT_US, 0, NULL))
2563 drm_warn(&i915->drm, "PHY %c failed to bring out of Lane reset after %dus.\n",
2564 phy_name(phy), XELPDP_PORT_RESET_START_TIMEOUT_US);
2565
2566 intel_de_rmw(i915, XELPDP_PORT_CLOCK_CTL(port),
2567 intel_cx0_get_pclk_refclk_request(both_lanes ?
2568 INTEL_CX0_BOTH_LANES :
2569 INTEL_CX0_LANE0),
2570 intel_cx0_get_pclk_refclk_request(lane_mask));
2571
2572 if (__intel_de_wait_for_register(i915, XELPDP_PORT_CLOCK_CTL(port),
2573 intel_cx0_get_pclk_refclk_ack(both_lanes ?
2574 INTEL_CX0_BOTH_LANES :
2575 INTEL_CX0_LANE0),
2576 intel_cx0_get_pclk_refclk_ack(lane_mask),
2577 XELPDP_REFCLK_ENABLE_TIMEOUT_US, 0, NULL))
2578 drm_warn(&i915->drm, "PHY %c failed to request refclk after %dus.\n",
2579 phy_name(phy), XELPDP_REFCLK_ENABLE_TIMEOUT_US);
2580
2581 intel_cx0_powerdown_change_sequence(i915, port, INTEL_CX0_BOTH_LANES,
2582 CX0_P2_STATE_RESET);
2583 intel_cx0_setup_powerdown(i915, port);
2584
2585 intel_de_rmw(i915, XELPDP_PORT_BUF_CTL2(port), lane_pipe_reset, 0);
2586
2587 if (intel_de_wait_for_clear(i915, XELPDP_PORT_BUF_CTL2(port), lane_phy_current_status,
2588 XELPDP_PORT_RESET_END_TIMEOUT))
2589 drm_warn(&i915->drm, "PHY %c failed to bring out of Lane reset after %dms.\n",
2590 phy_name(phy), XELPDP_PORT_RESET_END_TIMEOUT);
2591 }
2592
intel_cx0_program_phy_lane(struct drm_i915_private * i915,struct intel_encoder * encoder,int lane_count,bool lane_reversal)2593 static void intel_cx0_program_phy_lane(struct drm_i915_private *i915,
2594 struct intel_encoder *encoder, int lane_count,
2595 bool lane_reversal)
2596 {
2597 u8 l0t1, l0t2, l1t1, l1t2;
2598 bool dp_alt_mode = intel_tc_port_in_dp_alt_mode(enc_to_dig_port(encoder));
2599 enum port port = encoder->port;
2600
2601 if (intel_is_c10phy(i915, intel_port_to_phy(i915, port)))
2602 intel_cx0_rmw(i915, port, INTEL_CX0_BOTH_LANES,
2603 PHY_C10_VDR_CONTROL(1), 0,
2604 C10_VDR_CTRL_MSGBUS_ACCESS,
2605 MB_WRITE_COMMITTED);
2606
2607 /* TODO: DP-alt MFD case where only one PHY lane should be programmed. */
2608 l0t1 = intel_cx0_read(i915, port, INTEL_CX0_LANE0, PHY_CX0_TX_CONTROL(1, 2));
2609 l0t2 = intel_cx0_read(i915, port, INTEL_CX0_LANE0, PHY_CX0_TX_CONTROL(2, 2));
2610 l1t1 = intel_cx0_read(i915, port, INTEL_CX0_LANE1, PHY_CX0_TX_CONTROL(1, 2));
2611 l1t2 = intel_cx0_read(i915, port, INTEL_CX0_LANE1, PHY_CX0_TX_CONTROL(2, 2));
2612
2613 l0t1 |= CONTROL2_DISABLE_SINGLE_TX;
2614 l0t2 |= CONTROL2_DISABLE_SINGLE_TX;
2615 l1t1 |= CONTROL2_DISABLE_SINGLE_TX;
2616 l1t2 |= CONTROL2_DISABLE_SINGLE_TX;
2617
2618 if (lane_reversal) {
2619 switch (lane_count) {
2620 case 4:
2621 l0t1 &= ~CONTROL2_DISABLE_SINGLE_TX;
2622 fallthrough;
2623 case 3:
2624 l0t2 &= ~CONTROL2_DISABLE_SINGLE_TX;
2625 fallthrough;
2626 case 2:
2627 l1t1 &= ~CONTROL2_DISABLE_SINGLE_TX;
2628 fallthrough;
2629 case 1:
2630 l1t2 &= ~CONTROL2_DISABLE_SINGLE_TX;
2631 break;
2632 default:
2633 MISSING_CASE(lane_count);
2634 }
2635 } else {
2636 switch (lane_count) {
2637 case 4:
2638 l1t2 &= ~CONTROL2_DISABLE_SINGLE_TX;
2639 fallthrough;
2640 case 3:
2641 l1t1 &= ~CONTROL2_DISABLE_SINGLE_TX;
2642 fallthrough;
2643 case 2:
2644 l0t2 &= ~CONTROL2_DISABLE_SINGLE_TX;
2645 l0t1 &= ~CONTROL2_DISABLE_SINGLE_TX;
2646 break;
2647 case 1:
2648 if (dp_alt_mode)
2649 l0t2 &= ~CONTROL2_DISABLE_SINGLE_TX;
2650 else
2651 l0t1 &= ~CONTROL2_DISABLE_SINGLE_TX;
2652 break;
2653 default:
2654 MISSING_CASE(lane_count);
2655 }
2656 }
2657
2658 /* disable MLs */
2659 intel_cx0_write(i915, port, INTEL_CX0_LANE0, PHY_CX0_TX_CONTROL(1, 2),
2660 l0t1, MB_WRITE_COMMITTED);
2661 intel_cx0_write(i915, port, INTEL_CX0_LANE0, PHY_CX0_TX_CONTROL(2, 2),
2662 l0t2, MB_WRITE_COMMITTED);
2663 intel_cx0_write(i915, port, INTEL_CX0_LANE1, PHY_CX0_TX_CONTROL(1, 2),
2664 l1t1, MB_WRITE_COMMITTED);
2665 intel_cx0_write(i915, port, INTEL_CX0_LANE1, PHY_CX0_TX_CONTROL(2, 2),
2666 l1t2, MB_WRITE_COMMITTED);
2667
2668 if (intel_is_c10phy(i915, intel_port_to_phy(i915, port)))
2669 intel_cx0_rmw(i915, port, INTEL_CX0_BOTH_LANES,
2670 PHY_C10_VDR_CONTROL(1), 0,
2671 C10_VDR_CTRL_UPDATE_CFG,
2672 MB_WRITE_COMMITTED);
2673 }
2674
intel_cx0_get_pclk_pll_request(u8 lane_mask)2675 static u32 intel_cx0_get_pclk_pll_request(u8 lane_mask)
2676 {
2677 u32 val = 0;
2678 int lane = 0;
2679
2680 for_each_cx0_lane_in_mask(lane_mask, lane)
2681 val |= XELPDP_LANE_PCLK_PLL_REQUEST(lane);
2682
2683 return val;
2684 }
2685
intel_cx0_get_pclk_pll_ack(u8 lane_mask)2686 static u32 intel_cx0_get_pclk_pll_ack(u8 lane_mask)
2687 {
2688 u32 val = 0;
2689 int lane = 0;
2690
2691 for_each_cx0_lane_in_mask(lane_mask, lane)
2692 val |= XELPDP_LANE_PCLK_PLL_ACK(lane);
2693
2694 return val;
2695 }
2696
intel_cx0pll_enable(struct intel_encoder * encoder,const struct intel_crtc_state * crtc_state)2697 static void intel_cx0pll_enable(struct intel_encoder *encoder,
2698 const struct intel_crtc_state *crtc_state)
2699 {
2700 struct drm_i915_private *i915 = to_i915(encoder->base.dev);
2701 enum phy phy = intel_port_to_phy(i915, encoder->port);
2702 struct intel_digital_port *dig_port = enc_to_dig_port(encoder);
2703 bool lane_reversal = dig_port->saved_port_bits & DDI_BUF_PORT_REVERSAL;
2704 u8 maxpclk_lane = lane_reversal ? INTEL_CX0_LANE1 :
2705 INTEL_CX0_LANE0;
2706 intel_wakeref_t wakeref = intel_cx0_phy_transaction_begin(encoder);
2707
2708 /*
2709 * 1. Program PORT_CLOCK_CTL REGISTER to configure
2710 * clock muxes, gating and SSC
2711 */
2712 intel_program_port_clock_ctl(encoder, crtc_state, lane_reversal);
2713
2714 /* 2. Bring PHY out of reset. */
2715 intel_cx0_phy_lane_reset(i915, encoder, lane_reversal);
2716
2717 /*
2718 * 3. Change Phy power state to Ready.
2719 * TODO: For DP alt mode use only one lane.
2720 */
2721 intel_cx0_powerdown_change_sequence(i915, encoder->port, INTEL_CX0_BOTH_LANES,
2722 CX0_P2_STATE_READY);
2723
2724 /* 4. Program PHY internal PLL internal registers. */
2725 if (intel_is_c10phy(i915, phy))
2726 intel_c10_pll_program(i915, crtc_state, encoder);
2727 else
2728 intel_c20_pll_program(i915, crtc_state, encoder);
2729
2730 /*
2731 * 5. Program the enabled and disabled owned PHY lane
2732 * transmitters over message bus
2733 */
2734 intel_cx0_program_phy_lane(i915, encoder, crtc_state->lane_count, lane_reversal);
2735
2736 /*
2737 * 6. Follow the Display Voltage Frequency Switching - Sequence
2738 * Before Frequency Change. We handle this step in bxt_set_cdclk().
2739 */
2740
2741 /*
2742 * 7. Program DDI_CLK_VALFREQ to match intended DDI
2743 * clock frequency.
2744 */
2745 intel_de_write(i915, DDI_CLK_VALFREQ(encoder->port),
2746 crtc_state->port_clock);
2747
2748 /*
2749 * 8. Set PORT_CLOCK_CTL register PCLK PLL Request
2750 * LN<Lane for maxPCLK> to "1" to enable PLL.
2751 */
2752 intel_de_rmw(i915, XELPDP_PORT_CLOCK_CTL(encoder->port),
2753 intel_cx0_get_pclk_pll_request(INTEL_CX0_BOTH_LANES),
2754 intel_cx0_get_pclk_pll_request(maxpclk_lane));
2755
2756 /* 9. Poll on PORT_CLOCK_CTL PCLK PLL Ack LN<Lane for maxPCLK> == "1". */
2757 if (__intel_de_wait_for_register(i915, XELPDP_PORT_CLOCK_CTL(encoder->port),
2758 intel_cx0_get_pclk_pll_ack(INTEL_CX0_BOTH_LANES),
2759 intel_cx0_get_pclk_pll_ack(maxpclk_lane),
2760 XELPDP_PCLK_PLL_ENABLE_TIMEOUT_US, 0, NULL))
2761 drm_warn(&i915->drm, "Port %c PLL not locked after %dus.\n",
2762 phy_name(phy), XELPDP_PCLK_PLL_ENABLE_TIMEOUT_US);
2763
2764 /*
2765 * 10. Follow the Display Voltage Frequency Switching Sequence After
2766 * Frequency Change. We handle this step in bxt_set_cdclk().
2767 */
2768
2769 /* TODO: enable TBT-ALT mode */
2770 intel_cx0_phy_transaction_end(encoder, wakeref);
2771 }
2772
intel_mtl_tbt_calc_port_clock(struct intel_encoder * encoder)2773 int intel_mtl_tbt_calc_port_clock(struct intel_encoder *encoder)
2774 {
2775 struct drm_i915_private *i915 = to_i915(encoder->base.dev);
2776 u32 clock;
2777 u32 val = intel_de_read(i915, XELPDP_PORT_CLOCK_CTL(encoder->port));
2778
2779 clock = REG_FIELD_GET(XELPDP_DDI_CLOCK_SELECT_MASK, val);
2780
2781 drm_WARN_ON(&i915->drm, !(val & XELPDP_FORWARD_CLOCK_UNGATE));
2782 drm_WARN_ON(&i915->drm, !(val & XELPDP_TBT_CLOCK_REQUEST));
2783 drm_WARN_ON(&i915->drm, !(val & XELPDP_TBT_CLOCK_ACK));
2784
2785 switch (clock) {
2786 case XELPDP_DDI_CLOCK_SELECT_TBT_162:
2787 return 162000;
2788 case XELPDP_DDI_CLOCK_SELECT_TBT_270:
2789 return 270000;
2790 case XELPDP_DDI_CLOCK_SELECT_TBT_540:
2791 return 540000;
2792 case XELPDP_DDI_CLOCK_SELECT_TBT_810:
2793 return 810000;
2794 default:
2795 MISSING_CASE(clock);
2796 return 162000;
2797 }
2798 }
2799
intel_mtl_tbt_clock_select(struct drm_i915_private * i915,int clock)2800 static int intel_mtl_tbt_clock_select(struct drm_i915_private *i915, int clock)
2801 {
2802 switch (clock) {
2803 case 162000:
2804 return XELPDP_DDI_CLOCK_SELECT_TBT_162;
2805 case 270000:
2806 return XELPDP_DDI_CLOCK_SELECT_TBT_270;
2807 case 540000:
2808 return XELPDP_DDI_CLOCK_SELECT_TBT_540;
2809 case 810000:
2810 return XELPDP_DDI_CLOCK_SELECT_TBT_810;
2811 default:
2812 MISSING_CASE(clock);
2813 return XELPDP_DDI_CLOCK_SELECT_TBT_162;
2814 }
2815 }
2816
intel_mtl_tbt_pll_enable(struct intel_encoder * encoder,const struct intel_crtc_state * crtc_state)2817 static void intel_mtl_tbt_pll_enable(struct intel_encoder *encoder,
2818 const struct intel_crtc_state *crtc_state)
2819 {
2820 struct drm_i915_private *i915 = to_i915(encoder->base.dev);
2821 enum phy phy = intel_port_to_phy(i915, encoder->port);
2822 u32 val = 0;
2823
2824 /*
2825 * 1. Program PORT_CLOCK_CTL REGISTER to configure
2826 * clock muxes, gating and SSC
2827 */
2828 val |= XELPDP_DDI_CLOCK_SELECT(intel_mtl_tbt_clock_select(i915, crtc_state->port_clock));
2829 val |= XELPDP_FORWARD_CLOCK_UNGATE;
2830 intel_de_rmw(i915, XELPDP_PORT_CLOCK_CTL(encoder->port),
2831 XELPDP_DDI_CLOCK_SELECT_MASK | XELPDP_FORWARD_CLOCK_UNGATE, val);
2832
2833 /* 2. Read back PORT_CLOCK_CTL REGISTER */
2834 val = intel_de_read(i915, XELPDP_PORT_CLOCK_CTL(encoder->port));
2835
2836 /*
2837 * 3. Follow the Display Voltage Frequency Switching - Sequence
2838 * Before Frequency Change. We handle this step in bxt_set_cdclk().
2839 */
2840
2841 /*
2842 * 4. Set PORT_CLOCK_CTL register TBT CLOCK Request to "1" to enable PLL.
2843 */
2844 val |= XELPDP_TBT_CLOCK_REQUEST;
2845 intel_de_write(i915, XELPDP_PORT_CLOCK_CTL(encoder->port), val);
2846
2847 /* 5. Poll on PORT_CLOCK_CTL TBT CLOCK Ack == "1". */
2848 if (__intel_de_wait_for_register(i915, XELPDP_PORT_CLOCK_CTL(encoder->port),
2849 XELPDP_TBT_CLOCK_ACK,
2850 XELPDP_TBT_CLOCK_ACK,
2851 100, 0, NULL))
2852 drm_warn(&i915->drm, "[ENCODER:%d:%s][%c] PHY PLL not locked after 100us.\n",
2853 encoder->base.base.id, encoder->base.name, phy_name(phy));
2854
2855 /*
2856 * 6. Follow the Display Voltage Frequency Switching Sequence After
2857 * Frequency Change. We handle this step in bxt_set_cdclk().
2858 */
2859
2860 /*
2861 * 7. Program DDI_CLK_VALFREQ to match intended DDI
2862 * clock frequency.
2863 */
2864 intel_de_write(i915, DDI_CLK_VALFREQ(encoder->port),
2865 crtc_state->port_clock);
2866 }
2867
intel_mtl_pll_enable(struct intel_encoder * encoder,const struct intel_crtc_state * crtc_state)2868 void intel_mtl_pll_enable(struct intel_encoder *encoder,
2869 const struct intel_crtc_state *crtc_state)
2870 {
2871 struct intel_digital_port *dig_port = enc_to_dig_port(encoder);
2872
2873 if (intel_tc_port_in_tbt_alt_mode(dig_port))
2874 intel_mtl_tbt_pll_enable(encoder, crtc_state);
2875 else
2876 intel_cx0pll_enable(encoder, crtc_state);
2877 }
2878
intel_cx0pll_disable(struct intel_encoder * encoder)2879 static void intel_cx0pll_disable(struct intel_encoder *encoder)
2880 {
2881 struct drm_i915_private *i915 = to_i915(encoder->base.dev);
2882 enum phy phy = intel_port_to_phy(i915, encoder->port);
2883 bool is_c10 = intel_is_c10phy(i915, phy);
2884 intel_wakeref_t wakeref = intel_cx0_phy_transaction_begin(encoder);
2885
2886 /* 1. Change owned PHY lane power to Disable state. */
2887 intel_cx0_powerdown_change_sequence(i915, encoder->port, INTEL_CX0_BOTH_LANES,
2888 is_c10 ? CX0_P2PG_STATE_DISABLE :
2889 CX0_P4PG_STATE_DISABLE);
2890
2891 /*
2892 * 2. Follow the Display Voltage Frequency Switching Sequence Before
2893 * Frequency Change. We handle this step in bxt_set_cdclk().
2894 */
2895
2896 /*
2897 * 3. Set PORT_CLOCK_CTL register PCLK PLL Request LN<Lane for maxPCLK>
2898 * to "0" to disable PLL.
2899 */
2900 intel_de_rmw(i915, XELPDP_PORT_CLOCK_CTL(encoder->port),
2901 intel_cx0_get_pclk_pll_request(INTEL_CX0_BOTH_LANES) |
2902 intel_cx0_get_pclk_refclk_request(INTEL_CX0_BOTH_LANES), 0);
2903
2904 /* 4. Program DDI_CLK_VALFREQ to 0. */
2905 intel_de_write(i915, DDI_CLK_VALFREQ(encoder->port), 0);
2906
2907 /*
2908 * 5. Poll on PORT_CLOCK_CTL PCLK PLL Ack LN<Lane for maxPCLK**> == "0".
2909 */
2910 if (__intel_de_wait_for_register(i915, XELPDP_PORT_CLOCK_CTL(encoder->port),
2911 intel_cx0_get_pclk_pll_ack(INTEL_CX0_BOTH_LANES) |
2912 intel_cx0_get_pclk_refclk_ack(INTEL_CX0_BOTH_LANES), 0,
2913 XELPDP_PCLK_PLL_DISABLE_TIMEOUT_US, 0, NULL))
2914 drm_warn(&i915->drm, "Port %c PLL not unlocked after %dus.\n",
2915 phy_name(phy), XELPDP_PCLK_PLL_DISABLE_TIMEOUT_US);
2916
2917 /*
2918 * 6. Follow the Display Voltage Frequency Switching Sequence After
2919 * Frequency Change. We handle this step in bxt_set_cdclk().
2920 */
2921
2922 /* 7. Program PORT_CLOCK_CTL register to disable and gate clocks. */
2923 intel_de_rmw(i915, XELPDP_PORT_CLOCK_CTL(encoder->port),
2924 XELPDP_DDI_CLOCK_SELECT_MASK, 0);
2925 intel_de_rmw(i915, XELPDP_PORT_CLOCK_CTL(encoder->port),
2926 XELPDP_FORWARD_CLOCK_UNGATE, 0);
2927
2928 intel_cx0_phy_transaction_end(encoder, wakeref);
2929 }
2930
intel_mtl_tbt_pll_disable(struct intel_encoder * encoder)2931 static void intel_mtl_tbt_pll_disable(struct intel_encoder *encoder)
2932 {
2933 struct drm_i915_private *i915 = to_i915(encoder->base.dev);
2934 enum phy phy = intel_port_to_phy(i915, encoder->port);
2935
2936 /*
2937 * 1. Follow the Display Voltage Frequency Switching Sequence Before
2938 * Frequency Change. We handle this step in bxt_set_cdclk().
2939 */
2940
2941 /*
2942 * 2. Set PORT_CLOCK_CTL register TBT CLOCK Request to "0" to disable PLL.
2943 */
2944 intel_de_rmw(i915, XELPDP_PORT_CLOCK_CTL(encoder->port),
2945 XELPDP_TBT_CLOCK_REQUEST, 0);
2946
2947 /* 3. Poll on PORT_CLOCK_CTL TBT CLOCK Ack == "0". */
2948 if (__intel_de_wait_for_register(i915, XELPDP_PORT_CLOCK_CTL(encoder->port),
2949 XELPDP_TBT_CLOCK_ACK, 0, 10, 0, NULL))
2950 drm_warn(&i915->drm, "[ENCODER:%d:%s][%c] PHY PLL not unlocked after 10us.\n",
2951 encoder->base.base.id, encoder->base.name, phy_name(phy));
2952
2953 /*
2954 * 4. Follow the Display Voltage Frequency Switching Sequence After
2955 * Frequency Change. We handle this step in bxt_set_cdclk().
2956 */
2957
2958 /*
2959 * 5. Program PORT CLOCK CTRL register to disable and gate clocks
2960 */
2961 intel_de_rmw(i915, XELPDP_PORT_CLOCK_CTL(encoder->port),
2962 XELPDP_DDI_CLOCK_SELECT_MASK |
2963 XELPDP_FORWARD_CLOCK_UNGATE, 0);
2964
2965 /* 6. Program DDI_CLK_VALFREQ to 0. */
2966 intel_de_write(i915, DDI_CLK_VALFREQ(encoder->port), 0);
2967 }
2968
intel_mtl_pll_disable(struct intel_encoder * encoder)2969 void intel_mtl_pll_disable(struct intel_encoder *encoder)
2970 {
2971 struct intel_digital_port *dig_port = enc_to_dig_port(encoder);
2972
2973 if (intel_tc_port_in_tbt_alt_mode(dig_port))
2974 intel_mtl_tbt_pll_disable(encoder);
2975 else
2976 intel_cx0pll_disable(encoder);
2977 }
2978
2979 enum icl_port_dpll_id
intel_mtl_port_pll_type(struct intel_encoder * encoder,const struct intel_crtc_state * crtc_state)2980 intel_mtl_port_pll_type(struct intel_encoder *encoder,
2981 const struct intel_crtc_state *crtc_state)
2982 {
2983 struct drm_i915_private *i915 = to_i915(encoder->base.dev);
2984 /*
2985 * TODO: Determine the PLL type from the SW state, once MTL PLL
2986 * handling is done via the standard shared DPLL framework.
2987 */
2988 u32 val = intel_de_read(i915, XELPDP_PORT_CLOCK_CTL(encoder->port));
2989 u32 clock = REG_FIELD_GET(XELPDP_DDI_CLOCK_SELECT_MASK, val);
2990
2991 if (clock == XELPDP_DDI_CLOCK_SELECT_MAXPCLK ||
2992 clock == XELPDP_DDI_CLOCK_SELECT_DIV18CLK)
2993 return ICL_PORT_DPLL_MG_PHY;
2994 else
2995 return ICL_PORT_DPLL_DEFAULT;
2996 }
2997
intel_c10pll_state_verify(struct intel_atomic_state * state,struct intel_crtc_state * new_crtc_state)2998 void intel_c10pll_state_verify(struct intel_atomic_state *state,
2999 struct intel_crtc_state *new_crtc_state)
3000 {
3001 struct drm_i915_private *i915 = to_i915(state->base.dev);
3002 struct intel_c10pll_state mpllb_hw_state = { 0 };
3003 struct intel_c10pll_state *mpllb_sw_state = &new_crtc_state->cx0pll_state.c10;
3004 struct intel_crtc *crtc = to_intel_crtc(new_crtc_state->uapi.crtc);
3005 struct intel_encoder *encoder;
3006 enum phy phy;
3007 int i;
3008
3009 if (DISPLAY_VER(i915) < 14)
3010 return;
3011
3012 if (!new_crtc_state->hw.active)
3013 return;
3014
3015 /* intel_get_crtc_new_encoder() only works for modeset/fastset commits */
3016 if (!intel_crtc_needs_modeset(new_crtc_state) &&
3017 !intel_crtc_needs_fastset(new_crtc_state))
3018 return;
3019
3020 encoder = intel_get_crtc_new_encoder(state, new_crtc_state);
3021 phy = intel_port_to_phy(i915, encoder->port);
3022
3023 if (!intel_is_c10phy(i915, phy))
3024 return;
3025
3026 intel_c10pll_readout_hw_state(encoder, &mpllb_hw_state);
3027
3028 for (i = 0; i < ARRAY_SIZE(mpllb_sw_state->pll); i++) {
3029 u8 expected = mpllb_sw_state->pll[i];
3030
3031 I915_STATE_WARN(i915, mpllb_hw_state.pll[i] != expected,
3032 "[CRTC:%d:%s] mismatch in C10MPLLB: Register[%d] (expected 0x%02x, found 0x%02x)",
3033 crtc->base.base.id, crtc->base.name, i,
3034 expected, mpllb_hw_state.pll[i]);
3035 }
3036
3037 I915_STATE_WARN(i915, mpllb_hw_state.tx != mpllb_sw_state->tx,
3038 "[CRTC:%d:%s] mismatch in C10MPLLB: Register TX0 (expected 0x%02x, found 0x%02x)",
3039 crtc->base.base.id, crtc->base.name,
3040 mpllb_sw_state->tx, mpllb_hw_state.tx);
3041
3042 I915_STATE_WARN(i915, mpllb_hw_state.cmn != mpllb_sw_state->cmn,
3043 "[CRTC:%d:%s] mismatch in C10MPLLB: Register CMN0 (expected 0x%02x, found 0x%02x)",
3044 crtc->base.base.id, crtc->base.name,
3045 mpllb_sw_state->cmn, mpllb_hw_state.cmn);
3046 }
3047