1 /*
2 * Copyright 2016 Advanced Micro Devices, Inc.
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20 * OTHER DEALINGS IN THE SOFTWARE.
21 *
22 * Authors: AMD
23 *
24 */
25 #include <linux/delay.h>
26
27 #include "dm_services.h"
28 #include "basics/dc_common.h"
29 #include "dm_helpers.h"
30 #include "core_types.h"
31 #include "resource.h"
32 #include "dcn20_resource.h"
33 #include "dcn20_hwseq.h"
34 #include "dce/dce_hwseq.h"
35 #include "dcn20_dsc.h"
36 #include "dcn20_optc.h"
37 #include "abm.h"
38 #include "clk_mgr.h"
39 #include "dmcu.h"
40 #include "hubp.h"
41 #include "timing_generator.h"
42 #include "opp.h"
43 #include "ipp.h"
44 #include "mpc.h"
45 #include "mcif_wb.h"
46 #include "dchubbub.h"
47 #include "reg_helper.h"
48 #include "dcn10/dcn10_cm_common.h"
49 #include "dc_link_dp.h"
50 #include "vm_helper.h"
51 #include "dccg.h"
52 #include "dc_dmub_srv.h"
53 #include "dce/dmub_hw_lock_mgr.h"
54
55 #define DC_LOGGER_INIT(logger)
56
57 #define CTX \
58 hws->ctx
59 #define REG(reg)\
60 hws->regs->reg
61
62 #undef FN
63 #define FN(reg_name, field_name) \
64 hws->shifts->field_name, hws->masks->field_name
65
find_free_gsl_group(const struct dc * dc)66 static int find_free_gsl_group(const struct dc *dc)
67 {
68 if (dc->res_pool->gsl_groups.gsl_0 == 0)
69 return 1;
70 if (dc->res_pool->gsl_groups.gsl_1 == 0)
71 return 2;
72 if (dc->res_pool->gsl_groups.gsl_2 == 0)
73 return 3;
74
75 return 0;
76 }
77
78 /* NOTE: This is not a generic setup_gsl function (hence the suffix as_lock)
79 * This is only used to lock pipes in pipe splitting case with immediate flip
80 * Ordinary MPC/OTG locks suppress VUPDATE which doesn't help with immediate,
81 * so we get tearing with freesync since we cannot flip multiple pipes
82 * atomically.
83 * We use GSL for this:
84 * - immediate flip: find first available GSL group if not already assigned
85 * program gsl with that group, set current OTG as master
86 * and always us 0x4 = AND of flip_ready from all pipes
87 * - vsync flip: disable GSL if used
88 *
89 * Groups in stream_res are stored as +1 from HW registers, i.e.
90 * gsl_0 <=> pipe_ctx->stream_res.gsl_group == 1
91 * Using a magic value like -1 would require tracking all inits/resets
92 */
dcn20_setup_gsl_group_as_lock(const struct dc * dc,struct pipe_ctx * pipe_ctx,bool enable)93 static void dcn20_setup_gsl_group_as_lock(
94 const struct dc *dc,
95 struct pipe_ctx *pipe_ctx,
96 bool enable)
97 {
98 struct gsl_params gsl;
99 int group_idx;
100
101 memset(&gsl, 0, sizeof(struct gsl_params));
102
103 if (enable) {
104 /* return if group already assigned since GSL was set up
105 * for vsync flip, we would unassign so it can't be "left over"
106 */
107 if (pipe_ctx->stream_res.gsl_group > 0)
108 return;
109
110 group_idx = find_free_gsl_group(dc);
111 ASSERT(group_idx != 0);
112 pipe_ctx->stream_res.gsl_group = group_idx;
113
114 /* set gsl group reg field and mark resource used */
115 switch (group_idx) {
116 case 1:
117 gsl.gsl0_en = 1;
118 dc->res_pool->gsl_groups.gsl_0 = 1;
119 break;
120 case 2:
121 gsl.gsl1_en = 1;
122 dc->res_pool->gsl_groups.gsl_1 = 1;
123 break;
124 case 3:
125 gsl.gsl2_en = 1;
126 dc->res_pool->gsl_groups.gsl_2 = 1;
127 break;
128 default:
129 BREAK_TO_DEBUGGER();
130 return; // invalid case
131 }
132 gsl.gsl_master_en = 1;
133 } else {
134 group_idx = pipe_ctx->stream_res.gsl_group;
135 if (group_idx == 0)
136 return; // if not in use, just return
137
138 pipe_ctx->stream_res.gsl_group = 0;
139
140 /* unset gsl group reg field and mark resource free */
141 switch (group_idx) {
142 case 1:
143 gsl.gsl0_en = 0;
144 dc->res_pool->gsl_groups.gsl_0 = 0;
145 break;
146 case 2:
147 gsl.gsl1_en = 0;
148 dc->res_pool->gsl_groups.gsl_1 = 0;
149 break;
150 case 3:
151 gsl.gsl2_en = 0;
152 dc->res_pool->gsl_groups.gsl_2 = 0;
153 break;
154 default:
155 BREAK_TO_DEBUGGER();
156 return;
157 }
158 gsl.gsl_master_en = 0;
159 }
160
161 /* at this point we want to program whether it's to enable or disable */
162 if (pipe_ctx->stream_res.tg->funcs->set_gsl != NULL &&
163 pipe_ctx->stream_res.tg->funcs->set_gsl_source_select != NULL) {
164 pipe_ctx->stream_res.tg->funcs->set_gsl(
165 pipe_ctx->stream_res.tg,
166 &gsl);
167
168 pipe_ctx->stream_res.tg->funcs->set_gsl_source_select(
169 pipe_ctx->stream_res.tg, group_idx, enable ? 4 : 0);
170 } else
171 BREAK_TO_DEBUGGER();
172 }
173
dcn20_set_flip_control_gsl(struct pipe_ctx * pipe_ctx,bool flip_immediate)174 void dcn20_set_flip_control_gsl(
175 struct pipe_ctx *pipe_ctx,
176 bool flip_immediate)
177 {
178 if (pipe_ctx && pipe_ctx->plane_res.hubp->funcs->hubp_set_flip_control_surface_gsl)
179 pipe_ctx->plane_res.hubp->funcs->hubp_set_flip_control_surface_gsl(
180 pipe_ctx->plane_res.hubp, flip_immediate);
181
182 }
183
dcn20_enable_power_gating_plane(struct dce_hwseq * hws,bool enable)184 void dcn20_enable_power_gating_plane(
185 struct dce_hwseq *hws,
186 bool enable)
187 {
188 bool force_on = true; /* disable power gating */
189
190 if (enable)
191 force_on = false;
192
193 /* DCHUBP0/1/2/3/4/5 */
194 REG_UPDATE(DOMAIN0_PG_CONFIG, DOMAIN0_POWER_FORCEON, force_on);
195 REG_UPDATE(DOMAIN2_PG_CONFIG, DOMAIN2_POWER_FORCEON, force_on);
196 REG_UPDATE(DOMAIN4_PG_CONFIG, DOMAIN4_POWER_FORCEON, force_on);
197 REG_UPDATE(DOMAIN6_PG_CONFIG, DOMAIN6_POWER_FORCEON, force_on);
198 if (REG(DOMAIN8_PG_CONFIG))
199 REG_UPDATE(DOMAIN8_PG_CONFIG, DOMAIN8_POWER_FORCEON, force_on);
200 if (REG(DOMAIN10_PG_CONFIG))
201 REG_UPDATE(DOMAIN10_PG_CONFIG, DOMAIN8_POWER_FORCEON, force_on);
202
203 /* DPP0/1/2/3/4/5 */
204 REG_UPDATE(DOMAIN1_PG_CONFIG, DOMAIN1_POWER_FORCEON, force_on);
205 REG_UPDATE(DOMAIN3_PG_CONFIG, DOMAIN3_POWER_FORCEON, force_on);
206 REG_UPDATE(DOMAIN5_PG_CONFIG, DOMAIN5_POWER_FORCEON, force_on);
207 REG_UPDATE(DOMAIN7_PG_CONFIG, DOMAIN7_POWER_FORCEON, force_on);
208 if (REG(DOMAIN9_PG_CONFIG))
209 REG_UPDATE(DOMAIN9_PG_CONFIG, DOMAIN9_POWER_FORCEON, force_on);
210 if (REG(DOMAIN11_PG_CONFIG))
211 REG_UPDATE(DOMAIN11_PG_CONFIG, DOMAIN9_POWER_FORCEON, force_on);
212
213 /* DCS0/1/2/3/4/5 */
214 REG_UPDATE(DOMAIN16_PG_CONFIG, DOMAIN16_POWER_FORCEON, force_on);
215 REG_UPDATE(DOMAIN17_PG_CONFIG, DOMAIN17_POWER_FORCEON, force_on);
216 REG_UPDATE(DOMAIN18_PG_CONFIG, DOMAIN18_POWER_FORCEON, force_on);
217 if (REG(DOMAIN19_PG_CONFIG))
218 REG_UPDATE(DOMAIN19_PG_CONFIG, DOMAIN19_POWER_FORCEON, force_on);
219 if (REG(DOMAIN20_PG_CONFIG))
220 REG_UPDATE(DOMAIN20_PG_CONFIG, DOMAIN20_POWER_FORCEON, force_on);
221 if (REG(DOMAIN21_PG_CONFIG))
222 REG_UPDATE(DOMAIN21_PG_CONFIG, DOMAIN21_POWER_FORCEON, force_on);
223 }
224
dcn20_dccg_init(struct dce_hwseq * hws)225 void dcn20_dccg_init(struct dce_hwseq *hws)
226 {
227 /*
228 * set MICROSECOND_TIME_BASE_DIV
229 * 100Mhz refclk -> 0x120264
230 * 27Mhz refclk -> 0x12021b
231 * 48Mhz refclk -> 0x120230
232 *
233 */
234 REG_WRITE(MICROSECOND_TIME_BASE_DIV, 0x120264);
235
236 /*
237 * set MILLISECOND_TIME_BASE_DIV
238 * 100Mhz refclk -> 0x1186a0
239 * 27Mhz refclk -> 0x106978
240 * 48Mhz refclk -> 0x10bb80
241 *
242 */
243 REG_WRITE(MILLISECOND_TIME_BASE_DIV, 0x1186a0);
244
245 /* This value is dependent on the hardware pipeline delay so set once per SOC */
246 REG_WRITE(DISPCLK_FREQ_CHANGE_CNTL, 0xe01003c);
247 }
248
dcn20_disable_vga(struct dce_hwseq * hws)249 void dcn20_disable_vga(
250 struct dce_hwseq *hws)
251 {
252 REG_WRITE(D1VGA_CONTROL, 0);
253 REG_WRITE(D2VGA_CONTROL, 0);
254 REG_WRITE(D3VGA_CONTROL, 0);
255 REG_WRITE(D4VGA_CONTROL, 0);
256 REG_WRITE(D5VGA_CONTROL, 0);
257 REG_WRITE(D6VGA_CONTROL, 0);
258 }
259
dcn20_program_triple_buffer(const struct dc * dc,struct pipe_ctx * pipe_ctx,bool enable_triple_buffer)260 void dcn20_program_triple_buffer(
261 const struct dc *dc,
262 struct pipe_ctx *pipe_ctx,
263 bool enable_triple_buffer)
264 {
265 if (pipe_ctx->plane_res.hubp && pipe_ctx->plane_res.hubp->funcs) {
266 pipe_ctx->plane_res.hubp->funcs->hubp_enable_tripleBuffer(
267 pipe_ctx->plane_res.hubp,
268 enable_triple_buffer);
269 }
270 }
271
272 /* Blank pixel data during initialization */
dcn20_init_blank(struct dc * dc,struct timing_generator * tg)273 void dcn20_init_blank(
274 struct dc *dc,
275 struct timing_generator *tg)
276 {
277 struct dce_hwseq *hws = dc->hwseq;
278 enum dc_color_space color_space;
279 struct tg_color black_color = {0};
280 struct output_pixel_processor *opp = NULL;
281 struct output_pixel_processor *bottom_opp = NULL;
282 uint32_t num_opps, opp_id_src0, opp_id_src1;
283 uint32_t otg_active_width, otg_active_height;
284
285 /* program opp dpg blank color */
286 color_space = COLOR_SPACE_SRGB;
287 color_space_to_black_color(dc, color_space, &black_color);
288
289 /* get the OTG active size */
290 tg->funcs->get_otg_active_size(tg,
291 &otg_active_width,
292 &otg_active_height);
293
294 /* get the OPTC source */
295 tg->funcs->get_optc_source(tg, &num_opps, &opp_id_src0, &opp_id_src1);
296
297 if (opp_id_src0 >= dc->res_pool->res_cap->num_opp) {
298 ASSERT(false);
299 return;
300 }
301 opp = dc->res_pool->opps[opp_id_src0];
302
303 if (num_opps == 2) {
304 otg_active_width = otg_active_width / 2;
305
306 if (opp_id_src1 >= dc->res_pool->res_cap->num_opp) {
307 ASSERT(false);
308 return;
309 }
310 bottom_opp = dc->res_pool->opps[opp_id_src1];
311 }
312
313 opp->funcs->opp_set_disp_pattern_generator(
314 opp,
315 CONTROLLER_DP_TEST_PATTERN_SOLID_COLOR,
316 CONTROLLER_DP_COLOR_SPACE_UDEFINED,
317 COLOR_DEPTH_UNDEFINED,
318 &black_color,
319 otg_active_width,
320 otg_active_height,
321 0);
322
323 if (num_opps == 2) {
324 bottom_opp->funcs->opp_set_disp_pattern_generator(
325 bottom_opp,
326 CONTROLLER_DP_TEST_PATTERN_SOLID_COLOR,
327 CONTROLLER_DP_COLOR_SPACE_UDEFINED,
328 COLOR_DEPTH_UNDEFINED,
329 &black_color,
330 otg_active_width,
331 otg_active_height,
332 0);
333 }
334
335 hws->funcs.wait_for_blank_complete(opp);
336 }
337
dcn20_dsc_pg_control(struct dce_hwseq * hws,unsigned int dsc_inst,bool power_on)338 void dcn20_dsc_pg_control(
339 struct dce_hwseq *hws,
340 unsigned int dsc_inst,
341 bool power_on)
342 {
343 uint32_t power_gate = power_on ? 0 : 1;
344 uint32_t pwr_status = power_on ? 0 : 2;
345 uint32_t org_ip_request_cntl = 0;
346
347 if (hws->ctx->dc->debug.disable_dsc_power_gate)
348 return;
349
350 if (REG(DOMAIN16_PG_CONFIG) == 0)
351 return;
352
353 REG_GET(DC_IP_REQUEST_CNTL, IP_REQUEST_EN, &org_ip_request_cntl);
354 if (org_ip_request_cntl == 0)
355 REG_SET(DC_IP_REQUEST_CNTL, 0, IP_REQUEST_EN, 1);
356
357 switch (dsc_inst) {
358 case 0: /* DSC0 */
359 REG_UPDATE(DOMAIN16_PG_CONFIG,
360 DOMAIN16_POWER_GATE, power_gate);
361
362 REG_WAIT(DOMAIN16_PG_STATUS,
363 DOMAIN16_PGFSM_PWR_STATUS, pwr_status,
364 1, 1000);
365 break;
366 case 1: /* DSC1 */
367 REG_UPDATE(DOMAIN17_PG_CONFIG,
368 DOMAIN17_POWER_GATE, power_gate);
369
370 REG_WAIT(DOMAIN17_PG_STATUS,
371 DOMAIN17_PGFSM_PWR_STATUS, pwr_status,
372 1, 1000);
373 break;
374 case 2: /* DSC2 */
375 REG_UPDATE(DOMAIN18_PG_CONFIG,
376 DOMAIN18_POWER_GATE, power_gate);
377
378 REG_WAIT(DOMAIN18_PG_STATUS,
379 DOMAIN18_PGFSM_PWR_STATUS, pwr_status,
380 1, 1000);
381 break;
382 case 3: /* DSC3 */
383 REG_UPDATE(DOMAIN19_PG_CONFIG,
384 DOMAIN19_POWER_GATE, power_gate);
385
386 REG_WAIT(DOMAIN19_PG_STATUS,
387 DOMAIN19_PGFSM_PWR_STATUS, pwr_status,
388 1, 1000);
389 break;
390 case 4: /* DSC4 */
391 REG_UPDATE(DOMAIN20_PG_CONFIG,
392 DOMAIN20_POWER_GATE, power_gate);
393
394 REG_WAIT(DOMAIN20_PG_STATUS,
395 DOMAIN20_PGFSM_PWR_STATUS, pwr_status,
396 1, 1000);
397 break;
398 case 5: /* DSC5 */
399 REG_UPDATE(DOMAIN21_PG_CONFIG,
400 DOMAIN21_POWER_GATE, power_gate);
401
402 REG_WAIT(DOMAIN21_PG_STATUS,
403 DOMAIN21_PGFSM_PWR_STATUS, pwr_status,
404 1, 1000);
405 break;
406 default:
407 BREAK_TO_DEBUGGER();
408 break;
409 }
410
411 if (org_ip_request_cntl == 0)
412 REG_SET(DC_IP_REQUEST_CNTL, 0, IP_REQUEST_EN, 0);
413 }
414
dcn20_dpp_pg_control(struct dce_hwseq * hws,unsigned int dpp_inst,bool power_on)415 void dcn20_dpp_pg_control(
416 struct dce_hwseq *hws,
417 unsigned int dpp_inst,
418 bool power_on)
419 {
420 uint32_t power_gate = power_on ? 0 : 1;
421 uint32_t pwr_status = power_on ? 0 : 2;
422
423 if (hws->ctx->dc->debug.disable_dpp_power_gate)
424 return;
425 if (REG(DOMAIN1_PG_CONFIG) == 0)
426 return;
427
428 switch (dpp_inst) {
429 case 0: /* DPP0 */
430 REG_UPDATE(DOMAIN1_PG_CONFIG,
431 DOMAIN1_POWER_GATE, power_gate);
432
433 REG_WAIT(DOMAIN1_PG_STATUS,
434 DOMAIN1_PGFSM_PWR_STATUS, pwr_status,
435 1, 1000);
436 break;
437 case 1: /* DPP1 */
438 REG_UPDATE(DOMAIN3_PG_CONFIG,
439 DOMAIN3_POWER_GATE, power_gate);
440
441 REG_WAIT(DOMAIN3_PG_STATUS,
442 DOMAIN3_PGFSM_PWR_STATUS, pwr_status,
443 1, 1000);
444 break;
445 case 2: /* DPP2 */
446 REG_UPDATE(DOMAIN5_PG_CONFIG,
447 DOMAIN5_POWER_GATE, power_gate);
448
449 REG_WAIT(DOMAIN5_PG_STATUS,
450 DOMAIN5_PGFSM_PWR_STATUS, pwr_status,
451 1, 1000);
452 break;
453 case 3: /* DPP3 */
454 REG_UPDATE(DOMAIN7_PG_CONFIG,
455 DOMAIN7_POWER_GATE, power_gate);
456
457 REG_WAIT(DOMAIN7_PG_STATUS,
458 DOMAIN7_PGFSM_PWR_STATUS, pwr_status,
459 1, 1000);
460 break;
461 case 4: /* DPP4 */
462 REG_UPDATE(DOMAIN9_PG_CONFIG,
463 DOMAIN9_POWER_GATE, power_gate);
464
465 REG_WAIT(DOMAIN9_PG_STATUS,
466 DOMAIN9_PGFSM_PWR_STATUS, pwr_status,
467 1, 1000);
468 break;
469 case 5: /* DPP5 */
470 /*
471 * Do not power gate DPP5, should be left at HW default, power on permanently.
472 * PG on Pipe5 is De-featured, attempting to put it to PG state may result in hard
473 * reset.
474 * REG_UPDATE(DOMAIN11_PG_CONFIG,
475 * DOMAIN11_POWER_GATE, power_gate);
476 *
477 * REG_WAIT(DOMAIN11_PG_STATUS,
478 * DOMAIN11_PGFSM_PWR_STATUS, pwr_status,
479 * 1, 1000);
480 */
481 break;
482 default:
483 BREAK_TO_DEBUGGER();
484 break;
485 }
486 }
487
488
dcn20_hubp_pg_control(struct dce_hwseq * hws,unsigned int hubp_inst,bool power_on)489 void dcn20_hubp_pg_control(
490 struct dce_hwseq *hws,
491 unsigned int hubp_inst,
492 bool power_on)
493 {
494 uint32_t power_gate = power_on ? 0 : 1;
495 uint32_t pwr_status = power_on ? 0 : 2;
496
497 if (hws->ctx->dc->debug.disable_hubp_power_gate)
498 return;
499 if (REG(DOMAIN0_PG_CONFIG) == 0)
500 return;
501
502 switch (hubp_inst) {
503 case 0: /* DCHUBP0 */
504 REG_UPDATE(DOMAIN0_PG_CONFIG,
505 DOMAIN0_POWER_GATE, power_gate);
506
507 REG_WAIT(DOMAIN0_PG_STATUS,
508 DOMAIN0_PGFSM_PWR_STATUS, pwr_status,
509 1, 1000);
510 break;
511 case 1: /* DCHUBP1 */
512 REG_UPDATE(DOMAIN2_PG_CONFIG,
513 DOMAIN2_POWER_GATE, power_gate);
514
515 REG_WAIT(DOMAIN2_PG_STATUS,
516 DOMAIN2_PGFSM_PWR_STATUS, pwr_status,
517 1, 1000);
518 break;
519 case 2: /* DCHUBP2 */
520 REG_UPDATE(DOMAIN4_PG_CONFIG,
521 DOMAIN4_POWER_GATE, power_gate);
522
523 REG_WAIT(DOMAIN4_PG_STATUS,
524 DOMAIN4_PGFSM_PWR_STATUS, pwr_status,
525 1, 1000);
526 break;
527 case 3: /* DCHUBP3 */
528 REG_UPDATE(DOMAIN6_PG_CONFIG,
529 DOMAIN6_POWER_GATE, power_gate);
530
531 REG_WAIT(DOMAIN6_PG_STATUS,
532 DOMAIN6_PGFSM_PWR_STATUS, pwr_status,
533 1, 1000);
534 break;
535 case 4: /* DCHUBP4 */
536 REG_UPDATE(DOMAIN8_PG_CONFIG,
537 DOMAIN8_POWER_GATE, power_gate);
538
539 REG_WAIT(DOMAIN8_PG_STATUS,
540 DOMAIN8_PGFSM_PWR_STATUS, pwr_status,
541 1, 1000);
542 break;
543 case 5: /* DCHUBP5 */
544 /*
545 * Do not power gate DCHUB5, should be left at HW default, power on permanently.
546 * PG on Pipe5 is De-featured, attempting to put it to PG state may result in hard
547 * reset.
548 * REG_UPDATE(DOMAIN10_PG_CONFIG,
549 * DOMAIN10_POWER_GATE, power_gate);
550 *
551 * REG_WAIT(DOMAIN10_PG_STATUS,
552 * DOMAIN10_PGFSM_PWR_STATUS, pwr_status,
553 * 1, 1000);
554 */
555 break;
556 default:
557 BREAK_TO_DEBUGGER();
558 break;
559 }
560 }
561
562
563 /* disable HW used by plane.
564 * note: cannot disable until disconnect is complete
565 */
dcn20_plane_atomic_disable(struct dc * dc,struct pipe_ctx * pipe_ctx)566 void dcn20_plane_atomic_disable(struct dc *dc, struct pipe_ctx *pipe_ctx)
567 {
568 struct dce_hwseq *hws = dc->hwseq;
569 struct hubp *hubp = pipe_ctx->plane_res.hubp;
570 struct dpp *dpp = pipe_ctx->plane_res.dpp;
571
572 dc->hwss.wait_for_mpcc_disconnect(dc, dc->res_pool, pipe_ctx);
573
574 /* In flip immediate with pipe splitting case GSL is used for
575 * synchronization so we must disable it when the plane is disabled.
576 */
577 if (pipe_ctx->stream_res.gsl_group != 0)
578 dcn20_setup_gsl_group_as_lock(dc, pipe_ctx, false);
579
580 dc->hwss.set_flip_control_gsl(pipe_ctx, false);
581
582 hubp->funcs->hubp_clk_cntl(hubp, false);
583
584 dpp->funcs->dpp_dppclk_control(dpp, false, false);
585
586 hubp->power_gated = true;
587
588 hws->funcs.plane_atomic_power_down(dc,
589 pipe_ctx->plane_res.dpp,
590 pipe_ctx->plane_res.hubp);
591
592 pipe_ctx->stream = NULL;
593 memset(&pipe_ctx->stream_res, 0, sizeof(pipe_ctx->stream_res));
594 memset(&pipe_ctx->plane_res, 0, sizeof(pipe_ctx->plane_res));
595 pipe_ctx->top_pipe = NULL;
596 pipe_ctx->bottom_pipe = NULL;
597 pipe_ctx->plane_state = NULL;
598 }
599
600
dcn20_disable_plane(struct dc * dc,struct pipe_ctx * pipe_ctx)601 void dcn20_disable_plane(struct dc *dc, struct pipe_ctx *pipe_ctx)
602 {
603 DC_LOGGER_INIT(dc->ctx->logger);
604
605 if (!pipe_ctx->plane_res.hubp || pipe_ctx->plane_res.hubp->power_gated)
606 return;
607
608 dcn20_plane_atomic_disable(dc, pipe_ctx);
609
610 DC_LOG_DC("Power down front end %d\n",
611 pipe_ctx->pipe_idx);
612 }
613
614 #if defined(CONFIG_DRM_AMD_DC_DCN3_0)
calc_mpc_flow_ctrl_cnt(const struct dc_stream_state * stream,int opp_cnt)615 static int calc_mpc_flow_ctrl_cnt(const struct dc_stream_state *stream,
616 int opp_cnt)
617 {
618 bool hblank_halved = optc2_is_two_pixels_per_containter(&stream->timing);
619 int flow_ctrl_cnt;
620
621 if (opp_cnt >= 2)
622 hblank_halved = true;
623
624 flow_ctrl_cnt = stream->timing.h_total - stream->timing.h_addressable -
625 stream->timing.h_border_left -
626 stream->timing.h_border_right;
627
628 if (hblank_halved)
629 flow_ctrl_cnt /= 2;
630
631 /* ODM combine 4:1 case */
632 if (opp_cnt == 4)
633 flow_ctrl_cnt /= 2;
634
635 return flow_ctrl_cnt;
636 }
637 #endif
638
dcn20_enable_stream_timing(struct pipe_ctx * pipe_ctx,struct dc_state * context,struct dc * dc)639 enum dc_status dcn20_enable_stream_timing(
640 struct pipe_ctx *pipe_ctx,
641 struct dc_state *context,
642 struct dc *dc)
643 {
644 struct dce_hwseq *hws = dc->hwseq;
645 struct dc_stream_state *stream = pipe_ctx->stream;
646 struct drr_params params = {0};
647 unsigned int event_triggers = 0;
648 struct pipe_ctx *odm_pipe;
649 int opp_cnt = 1;
650 int opp_inst[MAX_PIPES] = { pipe_ctx->stream_res.opp->inst };
651
652 #if defined(CONFIG_DRM_AMD_DC_DCN3_0)
653 bool interlace = stream->timing.flags.INTERLACE;
654 int i;
655
656 struct mpc_dwb_flow_control flow_control;
657 struct mpc *mpc = dc->res_pool->mpc;
658 bool rate_control_2x_pclk = (interlace || optc2_is_two_pixels_per_containter(&stream->timing));
659
660 #endif
661 /* by upper caller loop, pipe0 is parent pipe and be called first.
662 * back end is set up by for pipe0. Other children pipe share back end
663 * with pipe 0. No program is needed.
664 */
665 if (pipe_ctx->top_pipe != NULL)
666 return DC_OK;
667
668 /* TODO check if timing_changed, disable stream if timing changed */
669
670 for (odm_pipe = pipe_ctx->next_odm_pipe; odm_pipe; odm_pipe = odm_pipe->next_odm_pipe) {
671 opp_inst[opp_cnt] = odm_pipe->stream_res.opp->inst;
672 opp_cnt++;
673 }
674
675 if (opp_cnt > 1)
676 pipe_ctx->stream_res.tg->funcs->set_odm_combine(
677 pipe_ctx->stream_res.tg,
678 opp_inst, opp_cnt,
679 &pipe_ctx->stream->timing);
680
681 /* HW program guide assume display already disable
682 * by unplug sequence. OTG assume stop.
683 */
684 pipe_ctx->stream_res.tg->funcs->enable_optc_clock(pipe_ctx->stream_res.tg, true);
685
686 if (false == pipe_ctx->clock_source->funcs->program_pix_clk(
687 pipe_ctx->clock_source,
688 &pipe_ctx->stream_res.pix_clk_params,
689 &pipe_ctx->pll_settings)) {
690 BREAK_TO_DEBUGGER();
691 return DC_ERROR_UNEXPECTED;
692 }
693
694 if (dc->hwseq->funcs.PLAT_58856_wa && (!dc_is_dp_signal(stream->signal)))
695 dc->hwseq->funcs.PLAT_58856_wa(context, pipe_ctx);
696
697 pipe_ctx->stream_res.tg->funcs->program_timing(
698 pipe_ctx->stream_res.tg,
699 &stream->timing,
700 pipe_ctx->pipe_dlg_param.vready_offset,
701 pipe_ctx->pipe_dlg_param.vstartup_start,
702 pipe_ctx->pipe_dlg_param.vupdate_offset,
703 pipe_ctx->pipe_dlg_param.vupdate_width,
704 pipe_ctx->stream->signal,
705 true);
706
707 #if defined(CONFIG_DRM_AMD_DC_DCN3_0)
708 rate_control_2x_pclk = rate_control_2x_pclk || opp_cnt > 1;
709 flow_control.flow_ctrl_mode = 0;
710 flow_control.flow_ctrl_cnt0 = 0x80;
711 flow_control.flow_ctrl_cnt1 = calc_mpc_flow_ctrl_cnt(stream, opp_cnt);
712 if (mpc->funcs->set_out_rate_control) {
713 for (i = 0; i < opp_cnt; ++i) {
714 mpc->funcs->set_out_rate_control(
715 mpc, opp_inst[i],
716 true,
717 rate_control_2x_pclk,
718 &flow_control);
719 }
720 }
721 #endif
722 for (odm_pipe = pipe_ctx->next_odm_pipe; odm_pipe; odm_pipe = odm_pipe->next_odm_pipe)
723 odm_pipe->stream_res.opp->funcs->opp_pipe_clock_control(
724 odm_pipe->stream_res.opp,
725 true);
726
727 pipe_ctx->stream_res.opp->funcs->opp_pipe_clock_control(
728 pipe_ctx->stream_res.opp,
729 true);
730
731 hws->funcs.blank_pixel_data(dc, pipe_ctx, true);
732
733 /* VTG is within DCHUB command block. DCFCLK is always on */
734 if (false == pipe_ctx->stream_res.tg->funcs->enable_crtc(pipe_ctx->stream_res.tg)) {
735 BREAK_TO_DEBUGGER();
736 return DC_ERROR_UNEXPECTED;
737 }
738
739 hws->funcs.wait_for_blank_complete(pipe_ctx->stream_res.opp);
740
741 params.vertical_total_min = stream->adjust.v_total_min;
742 params.vertical_total_max = stream->adjust.v_total_max;
743 params.vertical_total_mid = stream->adjust.v_total_mid;
744 params.vertical_total_mid_frame_num = stream->adjust.v_total_mid_frame_num;
745 if (pipe_ctx->stream_res.tg->funcs->set_drr)
746 pipe_ctx->stream_res.tg->funcs->set_drr(
747 pipe_ctx->stream_res.tg, ¶ms);
748
749 // DRR should set trigger event to monitor surface update event
750 if (stream->adjust.v_total_min != 0 && stream->adjust.v_total_max != 0)
751 event_triggers = 0x80;
752 /* Event triggers and num frames initialized for DRR, but can be
753 * later updated for PSR use. Note DRR trigger events are generated
754 * regardless of whether num frames met.
755 */
756 if (pipe_ctx->stream_res.tg->funcs->set_static_screen_control)
757 pipe_ctx->stream_res.tg->funcs->set_static_screen_control(
758 pipe_ctx->stream_res.tg, event_triggers, 2);
759
760 /* TODO program crtc source select for non-virtual signal*/
761 /* TODO program FMT */
762 /* TODO setup link_enc */
763 /* TODO set stream attributes */
764 /* TODO program audio */
765 /* TODO enable stream if timing changed */
766 /* TODO unblank stream if DP */
767
768 return DC_OK;
769 }
770
dcn20_program_output_csc(struct dc * dc,struct pipe_ctx * pipe_ctx,enum dc_color_space colorspace,uint16_t * matrix,int opp_id)771 void dcn20_program_output_csc(struct dc *dc,
772 struct pipe_ctx *pipe_ctx,
773 enum dc_color_space colorspace,
774 uint16_t *matrix,
775 int opp_id)
776 {
777 struct mpc *mpc = dc->res_pool->mpc;
778 enum mpc_output_csc_mode ocsc_mode = MPC_OUTPUT_CSC_COEF_A;
779 int mpcc_id = pipe_ctx->plane_res.hubp->inst;
780
781 if (mpc->funcs->power_on_mpc_mem_pwr)
782 mpc->funcs->power_on_mpc_mem_pwr(mpc, mpcc_id, true);
783
784 if (pipe_ctx->stream->csc_color_matrix.enable_adjustment == true) {
785 if (mpc->funcs->set_output_csc != NULL)
786 mpc->funcs->set_output_csc(mpc,
787 opp_id,
788 matrix,
789 ocsc_mode);
790 } else {
791 if (mpc->funcs->set_ocsc_default != NULL)
792 mpc->funcs->set_ocsc_default(mpc,
793 opp_id,
794 colorspace,
795 ocsc_mode);
796 }
797 }
798
dcn20_set_output_transfer_func(struct dc * dc,struct pipe_ctx * pipe_ctx,const struct dc_stream_state * stream)799 bool dcn20_set_output_transfer_func(struct dc *dc, struct pipe_ctx *pipe_ctx,
800 const struct dc_stream_state *stream)
801 {
802 int mpcc_id = pipe_ctx->plane_res.hubp->inst;
803 struct mpc *mpc = pipe_ctx->stream_res.opp->ctx->dc->res_pool->mpc;
804 struct pwl_params *params = NULL;
805 /*
806 * program OGAM only for the top pipe
807 * if there is a pipe split then fix diagnostic is required:
808 * how to pass OGAM parameter for stream.
809 * if programming for all pipes is required then remove condition
810 * pipe_ctx->top_pipe == NULL ,but then fix the diagnostic.
811 */
812 if (mpc->funcs->power_on_mpc_mem_pwr)
813 mpc->funcs->power_on_mpc_mem_pwr(mpc, mpcc_id, true);
814 if (pipe_ctx->top_pipe == NULL
815 && mpc->funcs->set_output_gamma && stream->out_transfer_func) {
816 if (stream->out_transfer_func->type == TF_TYPE_HWPWL)
817 params = &stream->out_transfer_func->pwl;
818 else if (pipe_ctx->stream->out_transfer_func->type ==
819 TF_TYPE_DISTRIBUTED_POINTS &&
820 cm_helper_translate_curve_to_hw_format(
821 stream->out_transfer_func,
822 &mpc->blender_params, false))
823 params = &mpc->blender_params;
824 /*
825 * there is no ROM
826 */
827 if (stream->out_transfer_func->type == TF_TYPE_PREDEFINED)
828 BREAK_TO_DEBUGGER();
829 }
830 /*
831 * if above if is not executed then 'params' equal to 0 and set in bypass
832 */
833 mpc->funcs->set_output_gamma(mpc, mpcc_id, params);
834
835 return true;
836 }
837
dcn20_set_blend_lut(struct pipe_ctx * pipe_ctx,const struct dc_plane_state * plane_state)838 bool dcn20_set_blend_lut(
839 struct pipe_ctx *pipe_ctx, const struct dc_plane_state *plane_state)
840 {
841 struct dpp *dpp_base = pipe_ctx->plane_res.dpp;
842 bool result = true;
843 struct pwl_params *blend_lut = NULL;
844
845 if (plane_state->blend_tf) {
846 if (plane_state->blend_tf->type == TF_TYPE_HWPWL)
847 blend_lut = &plane_state->blend_tf->pwl;
848 else if (plane_state->blend_tf->type == TF_TYPE_DISTRIBUTED_POINTS) {
849 cm_helper_translate_curve_to_hw_format(
850 plane_state->blend_tf,
851 &dpp_base->regamma_params, false);
852 blend_lut = &dpp_base->regamma_params;
853 }
854 }
855 result = dpp_base->funcs->dpp_program_blnd_lut(dpp_base, blend_lut);
856
857 return result;
858 }
859
dcn20_set_shaper_3dlut(struct pipe_ctx * pipe_ctx,const struct dc_plane_state * plane_state)860 bool dcn20_set_shaper_3dlut(
861 struct pipe_ctx *pipe_ctx, const struct dc_plane_state *plane_state)
862 {
863 struct dpp *dpp_base = pipe_ctx->plane_res.dpp;
864 bool result = true;
865 struct pwl_params *shaper_lut = NULL;
866
867 if (plane_state->in_shaper_func) {
868 if (plane_state->in_shaper_func->type == TF_TYPE_HWPWL)
869 shaper_lut = &plane_state->in_shaper_func->pwl;
870 else if (plane_state->in_shaper_func->type == TF_TYPE_DISTRIBUTED_POINTS) {
871 cm_helper_translate_curve_to_hw_format(
872 plane_state->in_shaper_func,
873 &dpp_base->shaper_params, true);
874 shaper_lut = &dpp_base->shaper_params;
875 }
876 }
877
878 result = dpp_base->funcs->dpp_program_shaper_lut(dpp_base, shaper_lut);
879 if (plane_state->lut3d_func &&
880 plane_state->lut3d_func->state.bits.initialized == 1)
881 result = dpp_base->funcs->dpp_program_3dlut(dpp_base,
882 &plane_state->lut3d_func->lut_3d);
883 else
884 result = dpp_base->funcs->dpp_program_3dlut(dpp_base, NULL);
885
886 return result;
887 }
888
dcn20_set_input_transfer_func(struct dc * dc,struct pipe_ctx * pipe_ctx,const struct dc_plane_state * plane_state)889 bool dcn20_set_input_transfer_func(struct dc *dc,
890 struct pipe_ctx *pipe_ctx,
891 const struct dc_plane_state *plane_state)
892 {
893 struct dce_hwseq *hws = dc->hwseq;
894 struct dpp *dpp_base = pipe_ctx->plane_res.dpp;
895 const struct dc_transfer_func *tf = NULL;
896 bool result = true;
897 bool use_degamma_ram = false;
898
899 if (dpp_base == NULL || plane_state == NULL)
900 return false;
901
902 hws->funcs.set_shaper_3dlut(pipe_ctx, plane_state);
903 hws->funcs.set_blend_lut(pipe_ctx, plane_state);
904
905 if (plane_state->in_transfer_func)
906 tf = plane_state->in_transfer_func;
907
908
909 if (tf == NULL) {
910 dpp_base->funcs->dpp_set_degamma(dpp_base,
911 IPP_DEGAMMA_MODE_BYPASS);
912 return true;
913 }
914
915 if (tf->type == TF_TYPE_HWPWL || tf->type == TF_TYPE_DISTRIBUTED_POINTS)
916 use_degamma_ram = true;
917
918 if (use_degamma_ram == true) {
919 if (tf->type == TF_TYPE_HWPWL)
920 dpp_base->funcs->dpp_program_degamma_pwl(dpp_base,
921 &tf->pwl);
922 else if (tf->type == TF_TYPE_DISTRIBUTED_POINTS) {
923 cm_helper_translate_curve_to_degamma_hw_format(tf,
924 &dpp_base->degamma_params);
925 dpp_base->funcs->dpp_program_degamma_pwl(dpp_base,
926 &dpp_base->degamma_params);
927 }
928 return true;
929 }
930 /* handle here the optimized cases when de-gamma ROM could be used.
931 *
932 */
933 if (tf->type == TF_TYPE_PREDEFINED) {
934 switch (tf->tf) {
935 case TRANSFER_FUNCTION_SRGB:
936 dpp_base->funcs->dpp_set_degamma(dpp_base,
937 IPP_DEGAMMA_MODE_HW_sRGB);
938 break;
939 case TRANSFER_FUNCTION_BT709:
940 dpp_base->funcs->dpp_set_degamma(dpp_base,
941 IPP_DEGAMMA_MODE_HW_xvYCC);
942 break;
943 case TRANSFER_FUNCTION_LINEAR:
944 dpp_base->funcs->dpp_set_degamma(dpp_base,
945 IPP_DEGAMMA_MODE_BYPASS);
946 break;
947 case TRANSFER_FUNCTION_PQ:
948 dpp_base->funcs->dpp_set_degamma(dpp_base, IPP_DEGAMMA_MODE_USER_PWL);
949 cm_helper_translate_curve_to_degamma_hw_format(tf, &dpp_base->degamma_params);
950 dpp_base->funcs->dpp_program_degamma_pwl(dpp_base, &dpp_base->degamma_params);
951 result = true;
952 break;
953 default:
954 result = false;
955 break;
956 }
957 } else if (tf->type == TF_TYPE_BYPASS)
958 dpp_base->funcs->dpp_set_degamma(dpp_base,
959 IPP_DEGAMMA_MODE_BYPASS);
960 else {
961 /*
962 * if we are here, we did not handle correctly.
963 * fix is required for this use case
964 */
965 BREAK_TO_DEBUGGER();
966 dpp_base->funcs->dpp_set_degamma(dpp_base,
967 IPP_DEGAMMA_MODE_BYPASS);
968 }
969
970 return result;
971 }
972
dcn20_update_odm(struct dc * dc,struct dc_state * context,struct pipe_ctx * pipe_ctx)973 void dcn20_update_odm(struct dc *dc, struct dc_state *context, struct pipe_ctx *pipe_ctx)
974 {
975 struct pipe_ctx *odm_pipe;
976 int opp_cnt = 1;
977 int opp_inst[MAX_PIPES] = { pipe_ctx->stream_res.opp->inst };
978
979 for (odm_pipe = pipe_ctx->next_odm_pipe; odm_pipe; odm_pipe = odm_pipe->next_odm_pipe) {
980 opp_inst[opp_cnt] = odm_pipe->stream_res.opp->inst;
981 opp_cnt++;
982 }
983
984 if (opp_cnt > 1)
985 pipe_ctx->stream_res.tg->funcs->set_odm_combine(
986 pipe_ctx->stream_res.tg,
987 opp_inst, opp_cnt,
988 &pipe_ctx->stream->timing);
989 else
990 pipe_ctx->stream_res.tg->funcs->set_odm_bypass(
991 pipe_ctx->stream_res.tg, &pipe_ctx->stream->timing);
992 }
993
dcn20_blank_pixel_data(struct dc * dc,struct pipe_ctx * pipe_ctx,bool blank)994 void dcn20_blank_pixel_data(
995 struct dc *dc,
996 struct pipe_ctx *pipe_ctx,
997 bool blank)
998 {
999 struct tg_color black_color = {0};
1000 struct stream_resource *stream_res = &pipe_ctx->stream_res;
1001 struct dc_stream_state *stream = pipe_ctx->stream;
1002 enum dc_color_space color_space = stream->output_color_space;
1003 enum controller_dp_test_pattern test_pattern = CONTROLLER_DP_TEST_PATTERN_SOLID_COLOR;
1004 enum controller_dp_color_space test_pattern_color_space = CONTROLLER_DP_COLOR_SPACE_UDEFINED;
1005 struct pipe_ctx *odm_pipe;
1006 int odm_cnt = 1;
1007
1008 int width = stream->timing.h_addressable + stream->timing.h_border_left + stream->timing.h_border_right;
1009 int height = stream->timing.v_addressable + stream->timing.v_border_bottom + stream->timing.v_border_top;
1010
1011 if (stream->link->test_pattern_enabled)
1012 return;
1013
1014 /* get opp dpg blank color */
1015 color_space_to_black_color(dc, color_space, &black_color);
1016
1017 for (odm_pipe = pipe_ctx->next_odm_pipe; odm_pipe; odm_pipe = odm_pipe->next_odm_pipe)
1018 odm_cnt++;
1019
1020 width = width / odm_cnt;
1021
1022 if (blank) {
1023 dc->hwss.set_abm_immediate_disable(pipe_ctx);
1024
1025 if (dc->debug.visual_confirm != VISUAL_CONFIRM_DISABLE) {
1026 test_pattern = CONTROLLER_DP_TEST_PATTERN_COLORSQUARES;
1027 test_pattern_color_space = CONTROLLER_DP_COLOR_SPACE_RGB;
1028 }
1029 } else {
1030 test_pattern = CONTROLLER_DP_TEST_PATTERN_VIDEOMODE;
1031 }
1032
1033 stream_res->opp->funcs->opp_set_disp_pattern_generator(
1034 stream_res->opp,
1035 test_pattern,
1036 test_pattern_color_space,
1037 stream->timing.display_color_depth,
1038 &black_color,
1039 width,
1040 height,
1041 0);
1042
1043 for (odm_pipe = pipe_ctx->next_odm_pipe; odm_pipe; odm_pipe = odm_pipe->next_odm_pipe) {
1044 odm_pipe->stream_res.opp->funcs->opp_set_disp_pattern_generator(
1045 odm_pipe->stream_res.opp,
1046 dc->debug.visual_confirm != VISUAL_CONFIRM_DISABLE && blank ?
1047 CONTROLLER_DP_TEST_PATTERN_COLORRAMP : test_pattern,
1048 test_pattern_color_space,
1049 stream->timing.display_color_depth,
1050 &black_color,
1051 width,
1052 height,
1053 0);
1054 }
1055
1056 if (!blank)
1057 if (stream_res->abm) {
1058 dc->hwss.set_pipe(pipe_ctx);
1059 stream_res->abm->funcs->set_abm_level(stream_res->abm, stream->abm_level);
1060 }
1061 }
1062
1063
dcn20_power_on_plane(struct dce_hwseq * hws,struct pipe_ctx * pipe_ctx)1064 static void dcn20_power_on_plane(
1065 struct dce_hwseq *hws,
1066 struct pipe_ctx *pipe_ctx)
1067 {
1068 DC_LOGGER_INIT(hws->ctx->logger);
1069 if (REG(DC_IP_REQUEST_CNTL)) {
1070 REG_SET(DC_IP_REQUEST_CNTL, 0,
1071 IP_REQUEST_EN, 1);
1072
1073 if (hws->funcs.dpp_pg_control)
1074 hws->funcs.dpp_pg_control(hws, pipe_ctx->plane_res.dpp->inst, true);
1075
1076 if (hws->funcs.hubp_pg_control)
1077 hws->funcs.hubp_pg_control(hws, pipe_ctx->plane_res.hubp->inst, true);
1078
1079 REG_SET(DC_IP_REQUEST_CNTL, 0,
1080 IP_REQUEST_EN, 0);
1081 DC_LOG_DEBUG(
1082 "Un-gated front end for pipe %d\n", pipe_ctx->plane_res.hubp->inst);
1083 }
1084 }
1085
dcn20_enable_plane(struct dc * dc,struct pipe_ctx * pipe_ctx,struct dc_state * context)1086 void dcn20_enable_plane(
1087 struct dc *dc,
1088 struct pipe_ctx *pipe_ctx,
1089 struct dc_state *context)
1090 {
1091 //if (dc->debug.sanity_checks) {
1092 // dcn10_verify_allow_pstate_change_high(dc);
1093 //}
1094 dcn20_power_on_plane(dc->hwseq, pipe_ctx);
1095
1096 /* enable DCFCLK current DCHUB */
1097 pipe_ctx->plane_res.hubp->funcs->hubp_clk_cntl(pipe_ctx->plane_res.hubp, true);
1098
1099 /* initialize HUBP on power up */
1100 pipe_ctx->plane_res.hubp->funcs->hubp_init(pipe_ctx->plane_res.hubp);
1101
1102 /* make sure OPP_PIPE_CLOCK_EN = 1 */
1103 pipe_ctx->stream_res.opp->funcs->opp_pipe_clock_control(
1104 pipe_ctx->stream_res.opp,
1105 true);
1106
1107 /* TODO: enable/disable in dm as per update type.
1108 if (plane_state) {
1109 DC_LOG_DC(dc->ctx->logger,
1110 "Pipe:%d 0x%x: addr hi:0x%x, "
1111 "addr low:0x%x, "
1112 "src: %d, %d, %d,"
1113 " %d; dst: %d, %d, %d, %d;\n",
1114 pipe_ctx->pipe_idx,
1115 plane_state,
1116 plane_state->address.grph.addr.high_part,
1117 plane_state->address.grph.addr.low_part,
1118 plane_state->src_rect.x,
1119 plane_state->src_rect.y,
1120 plane_state->src_rect.width,
1121 plane_state->src_rect.height,
1122 plane_state->dst_rect.x,
1123 plane_state->dst_rect.y,
1124 plane_state->dst_rect.width,
1125 plane_state->dst_rect.height);
1126
1127 DC_LOG_DC(dc->ctx->logger,
1128 "Pipe %d: width, height, x, y format:%d\n"
1129 "viewport:%d, %d, %d, %d\n"
1130 "recout: %d, %d, %d, %d\n",
1131 pipe_ctx->pipe_idx,
1132 plane_state->format,
1133 pipe_ctx->plane_res.scl_data.viewport.width,
1134 pipe_ctx->plane_res.scl_data.viewport.height,
1135 pipe_ctx->plane_res.scl_data.viewport.x,
1136 pipe_ctx->plane_res.scl_data.viewport.y,
1137 pipe_ctx->plane_res.scl_data.recout.width,
1138 pipe_ctx->plane_res.scl_data.recout.height,
1139 pipe_ctx->plane_res.scl_data.recout.x,
1140 pipe_ctx->plane_res.scl_data.recout.y);
1141 print_rq_dlg_ttu(dc, pipe_ctx);
1142 }
1143 */
1144 if (dc->vm_pa_config.valid) {
1145 struct vm_system_aperture_param apt;
1146
1147 apt.sys_default.quad_part = 0;
1148
1149 apt.sys_low.quad_part = dc->vm_pa_config.system_aperture.start_addr;
1150 apt.sys_high.quad_part = dc->vm_pa_config.system_aperture.end_addr;
1151
1152 // Program system aperture settings
1153 pipe_ctx->plane_res.hubp->funcs->hubp_set_vm_system_aperture_settings(pipe_ctx->plane_res.hubp, &apt);
1154 }
1155
1156 // if (dc->debug.sanity_checks) {
1157 // dcn10_verify_allow_pstate_change_high(dc);
1158 // }
1159 }
1160
dcn20_pipe_control_lock(struct dc * dc,struct pipe_ctx * pipe,bool lock)1161 void dcn20_pipe_control_lock(
1162 struct dc *dc,
1163 struct pipe_ctx *pipe,
1164 bool lock)
1165 {
1166 bool flip_immediate = false;
1167
1168 /* use TG master update lock to lock everything on the TG
1169 * therefore only top pipe need to lock
1170 */
1171 if (!pipe || pipe->top_pipe)
1172 return;
1173
1174 if (pipe->plane_state != NULL)
1175 flip_immediate = pipe->plane_state->flip_immediate;
1176
1177 if (flip_immediate && lock) {
1178 const int TIMEOUT_FOR_FLIP_PENDING = 100000;
1179 int i;
1180
1181 for (i = 0; i < TIMEOUT_FOR_FLIP_PENDING; ++i) {
1182 if (!pipe->plane_res.hubp->funcs->hubp_is_flip_pending(pipe->plane_res.hubp))
1183 break;
1184 udelay(1);
1185 }
1186
1187 if (pipe->bottom_pipe != NULL) {
1188 for (i = 0; i < TIMEOUT_FOR_FLIP_PENDING; ++i) {
1189 if (!pipe->bottom_pipe->plane_res.hubp->funcs->hubp_is_flip_pending(pipe->bottom_pipe->plane_res.hubp))
1190 break;
1191 udelay(1);
1192 }
1193 }
1194 }
1195
1196 /* In flip immediate and pipe splitting case, we need to use GSL
1197 * for synchronization. Only do setup on locking and on flip type change.
1198 */
1199 if (lock && pipe->bottom_pipe != NULL)
1200 if ((flip_immediate && pipe->stream_res.gsl_group == 0) ||
1201 (!flip_immediate && pipe->stream_res.gsl_group > 0))
1202 dcn20_setup_gsl_group_as_lock(dc, pipe, flip_immediate);
1203
1204 if (pipe->stream && should_use_dmub_lock(pipe->stream->link)) {
1205 union dmub_hw_lock_flags hw_locks = { 0 };
1206 struct dmub_hw_lock_inst_flags inst_flags = { 0 };
1207
1208 hw_locks.bits.lock_pipe = 1;
1209 inst_flags.otg_inst = pipe->stream_res.tg->inst;
1210
1211 if (pipe->plane_state != NULL)
1212 hw_locks.bits.triple_buffer_lock = pipe->plane_state->triplebuffer_flips;
1213
1214 dmub_hw_lock_mgr_cmd(dc->ctx->dmub_srv,
1215 lock,
1216 &hw_locks,
1217 &inst_flags);
1218 } else if (pipe->plane_state != NULL && pipe->plane_state->triplebuffer_flips) {
1219 if (lock)
1220 pipe->stream_res.tg->funcs->triplebuffer_lock(pipe->stream_res.tg);
1221 else
1222 pipe->stream_res.tg->funcs->triplebuffer_unlock(pipe->stream_res.tg);
1223 } else {
1224 if (lock)
1225 pipe->stream_res.tg->funcs->lock(pipe->stream_res.tg);
1226 else
1227 pipe->stream_res.tg->funcs->unlock(pipe->stream_res.tg);
1228 }
1229 }
1230
dcn20_detect_pipe_changes(struct pipe_ctx * old_pipe,struct pipe_ctx * new_pipe)1231 static void dcn20_detect_pipe_changes(struct pipe_ctx *old_pipe, struct pipe_ctx *new_pipe)
1232 {
1233 new_pipe->update_flags.raw = 0;
1234
1235 /* Exit on unchanged, unused pipe */
1236 if (!old_pipe->plane_state && !new_pipe->plane_state)
1237 return;
1238 /* Detect pipe enable/disable */
1239 if (!old_pipe->plane_state && new_pipe->plane_state) {
1240 new_pipe->update_flags.bits.enable = 1;
1241 new_pipe->update_flags.bits.mpcc = 1;
1242 new_pipe->update_flags.bits.dppclk = 1;
1243 new_pipe->update_flags.bits.hubp_interdependent = 1;
1244 new_pipe->update_flags.bits.hubp_rq_dlg_ttu = 1;
1245 new_pipe->update_flags.bits.gamut_remap = 1;
1246 new_pipe->update_flags.bits.scaler = 1;
1247 new_pipe->update_flags.bits.viewport = 1;
1248 if (!new_pipe->top_pipe && !new_pipe->prev_odm_pipe) {
1249 new_pipe->update_flags.bits.odm = 1;
1250 new_pipe->update_flags.bits.global_sync = 1;
1251 }
1252 return;
1253 }
1254 if (old_pipe->plane_state && !new_pipe->plane_state) {
1255 new_pipe->update_flags.bits.disable = 1;
1256 return;
1257 }
1258
1259 /* Detect plane change */
1260 if (old_pipe->plane_state != new_pipe->plane_state) {
1261 new_pipe->update_flags.bits.plane_changed = true;
1262 }
1263
1264 /* Detect top pipe only changes */
1265 if (!new_pipe->top_pipe && !new_pipe->prev_odm_pipe) {
1266 /* Detect odm changes */
1267 if ((old_pipe->next_odm_pipe && new_pipe->next_odm_pipe
1268 && old_pipe->next_odm_pipe->pipe_idx != new_pipe->next_odm_pipe->pipe_idx)
1269 || (!old_pipe->next_odm_pipe && new_pipe->next_odm_pipe)
1270 || (old_pipe->next_odm_pipe && !new_pipe->next_odm_pipe)
1271 || old_pipe->stream_res.opp != new_pipe->stream_res.opp)
1272 new_pipe->update_flags.bits.odm = 1;
1273
1274 /* Detect global sync changes */
1275 if (old_pipe->pipe_dlg_param.vready_offset != new_pipe->pipe_dlg_param.vready_offset
1276 || old_pipe->pipe_dlg_param.vstartup_start != new_pipe->pipe_dlg_param.vstartup_start
1277 || old_pipe->pipe_dlg_param.vupdate_offset != new_pipe->pipe_dlg_param.vupdate_offset
1278 || old_pipe->pipe_dlg_param.vupdate_width != new_pipe->pipe_dlg_param.vupdate_width)
1279 new_pipe->update_flags.bits.global_sync = 1;
1280 }
1281
1282 /*
1283 * Detect opp / tg change, only set on change, not on enable
1284 * Assume mpcc inst = pipe index, if not this code needs to be updated
1285 * since mpcc is what is affected by these. In fact all of our sequence
1286 * makes this assumption at the moment with how hubp reset is matched to
1287 * same index mpcc reset.
1288 */
1289 if (old_pipe->stream_res.opp != new_pipe->stream_res.opp)
1290 new_pipe->update_flags.bits.opp_changed = 1;
1291 if (old_pipe->stream_res.tg != new_pipe->stream_res.tg)
1292 new_pipe->update_flags.bits.tg_changed = 1;
1293
1294 /*
1295 * Detect mpcc blending changes, only dpp inst and opp matter here,
1296 * mpccs getting removed/inserted update connected ones during their own
1297 * programming
1298 */
1299 if (old_pipe->plane_res.dpp != new_pipe->plane_res.dpp
1300 || old_pipe->stream_res.opp != new_pipe->stream_res.opp)
1301 new_pipe->update_flags.bits.mpcc = 1;
1302
1303 /* Detect dppclk change */
1304 if (old_pipe->plane_res.bw.dppclk_khz != new_pipe->plane_res.bw.dppclk_khz)
1305 new_pipe->update_flags.bits.dppclk = 1;
1306
1307 /* Check for scl update */
1308 if (memcmp(&old_pipe->plane_res.scl_data, &new_pipe->plane_res.scl_data, sizeof(struct scaler_data)))
1309 new_pipe->update_flags.bits.scaler = 1;
1310 /* Check for vp update */
1311 if (memcmp(&old_pipe->plane_res.scl_data.viewport, &new_pipe->plane_res.scl_data.viewport, sizeof(struct rect))
1312 || memcmp(&old_pipe->plane_res.scl_data.viewport_c,
1313 &new_pipe->plane_res.scl_data.viewport_c, sizeof(struct rect)))
1314 new_pipe->update_flags.bits.viewport = 1;
1315
1316 /* Detect dlg/ttu/rq updates */
1317 {
1318 struct _vcs_dpi_display_dlg_regs_st old_dlg_attr = old_pipe->dlg_regs;
1319 struct _vcs_dpi_display_ttu_regs_st old_ttu_attr = old_pipe->ttu_regs;
1320 struct _vcs_dpi_display_dlg_regs_st *new_dlg_attr = &new_pipe->dlg_regs;
1321 struct _vcs_dpi_display_ttu_regs_st *new_ttu_attr = &new_pipe->ttu_regs;
1322
1323 /* Detect pipe interdependent updates */
1324 if (old_dlg_attr.dst_y_prefetch != new_dlg_attr->dst_y_prefetch ||
1325 old_dlg_attr.vratio_prefetch != new_dlg_attr->vratio_prefetch ||
1326 old_dlg_attr.vratio_prefetch_c != new_dlg_attr->vratio_prefetch_c ||
1327 old_dlg_attr.dst_y_per_vm_vblank != new_dlg_attr->dst_y_per_vm_vblank ||
1328 old_dlg_attr.dst_y_per_row_vblank != new_dlg_attr->dst_y_per_row_vblank ||
1329 old_dlg_attr.dst_y_per_vm_flip != new_dlg_attr->dst_y_per_vm_flip ||
1330 old_dlg_attr.dst_y_per_row_flip != new_dlg_attr->dst_y_per_row_flip ||
1331 old_dlg_attr.refcyc_per_meta_chunk_vblank_l != new_dlg_attr->refcyc_per_meta_chunk_vblank_l ||
1332 old_dlg_attr.refcyc_per_meta_chunk_vblank_c != new_dlg_attr->refcyc_per_meta_chunk_vblank_c ||
1333 old_dlg_attr.refcyc_per_meta_chunk_flip_l != new_dlg_attr->refcyc_per_meta_chunk_flip_l ||
1334 old_dlg_attr.refcyc_per_line_delivery_pre_l != new_dlg_attr->refcyc_per_line_delivery_pre_l ||
1335 old_dlg_attr.refcyc_per_line_delivery_pre_c != new_dlg_attr->refcyc_per_line_delivery_pre_c ||
1336 old_ttu_attr.refcyc_per_req_delivery_pre_l != new_ttu_attr->refcyc_per_req_delivery_pre_l ||
1337 old_ttu_attr.refcyc_per_req_delivery_pre_c != new_ttu_attr->refcyc_per_req_delivery_pre_c ||
1338 old_ttu_attr.refcyc_per_req_delivery_pre_cur0 != new_ttu_attr->refcyc_per_req_delivery_pre_cur0 ||
1339 old_ttu_attr.refcyc_per_req_delivery_pre_cur1 != new_ttu_attr->refcyc_per_req_delivery_pre_cur1 ||
1340 old_ttu_attr.min_ttu_vblank != new_ttu_attr->min_ttu_vblank ||
1341 old_ttu_attr.qos_level_flip != new_ttu_attr->qos_level_flip) {
1342 old_dlg_attr.dst_y_prefetch = new_dlg_attr->dst_y_prefetch;
1343 old_dlg_attr.vratio_prefetch = new_dlg_attr->vratio_prefetch;
1344 old_dlg_attr.vratio_prefetch_c = new_dlg_attr->vratio_prefetch_c;
1345 old_dlg_attr.dst_y_per_vm_vblank = new_dlg_attr->dst_y_per_vm_vblank;
1346 old_dlg_attr.dst_y_per_row_vblank = new_dlg_attr->dst_y_per_row_vblank;
1347 old_dlg_attr.dst_y_per_vm_flip = new_dlg_attr->dst_y_per_vm_flip;
1348 old_dlg_attr.dst_y_per_row_flip = new_dlg_attr->dst_y_per_row_flip;
1349 old_dlg_attr.refcyc_per_meta_chunk_vblank_l = new_dlg_attr->refcyc_per_meta_chunk_vblank_l;
1350 old_dlg_attr.refcyc_per_meta_chunk_vblank_c = new_dlg_attr->refcyc_per_meta_chunk_vblank_c;
1351 old_dlg_attr.refcyc_per_meta_chunk_flip_l = new_dlg_attr->refcyc_per_meta_chunk_flip_l;
1352 old_dlg_attr.refcyc_per_line_delivery_pre_l = new_dlg_attr->refcyc_per_line_delivery_pre_l;
1353 old_dlg_attr.refcyc_per_line_delivery_pre_c = new_dlg_attr->refcyc_per_line_delivery_pre_c;
1354 old_ttu_attr.refcyc_per_req_delivery_pre_l = new_ttu_attr->refcyc_per_req_delivery_pre_l;
1355 old_ttu_attr.refcyc_per_req_delivery_pre_c = new_ttu_attr->refcyc_per_req_delivery_pre_c;
1356 old_ttu_attr.refcyc_per_req_delivery_pre_cur0 = new_ttu_attr->refcyc_per_req_delivery_pre_cur0;
1357 old_ttu_attr.refcyc_per_req_delivery_pre_cur1 = new_ttu_attr->refcyc_per_req_delivery_pre_cur1;
1358 old_ttu_attr.min_ttu_vblank = new_ttu_attr->min_ttu_vblank;
1359 old_ttu_attr.qos_level_flip = new_ttu_attr->qos_level_flip;
1360 new_pipe->update_flags.bits.hubp_interdependent = 1;
1361 }
1362 /* Detect any other updates to ttu/rq/dlg */
1363 if (memcmp(&old_dlg_attr, &new_pipe->dlg_regs, sizeof(old_dlg_attr)) ||
1364 memcmp(&old_ttu_attr, &new_pipe->ttu_regs, sizeof(old_ttu_attr)) ||
1365 memcmp(&old_pipe->rq_regs, &new_pipe->rq_regs, sizeof(old_pipe->rq_regs)))
1366 new_pipe->update_flags.bits.hubp_rq_dlg_ttu = 1;
1367 }
1368 }
1369
dcn20_update_dchubp_dpp(struct dc * dc,struct pipe_ctx * pipe_ctx,struct dc_state * context)1370 static void dcn20_update_dchubp_dpp(
1371 struct dc *dc,
1372 struct pipe_ctx *pipe_ctx,
1373 struct dc_state *context)
1374 {
1375 struct dce_hwseq *hws = dc->hwseq;
1376 struct hubp *hubp = pipe_ctx->plane_res.hubp;
1377 struct dpp *dpp = pipe_ctx->plane_res.dpp;
1378 struct dc_plane_state *plane_state = pipe_ctx->plane_state;
1379 bool viewport_changed = false;
1380
1381 if (pipe_ctx->update_flags.bits.dppclk)
1382 dpp->funcs->dpp_dppclk_control(dpp, false, true);
1383
1384 /* TODO: Need input parameter to tell current DCHUB pipe tie to which OTG
1385 * VTG is within DCHUBBUB which is commond block share by each pipe HUBP.
1386 * VTG is 1:1 mapping with OTG. Each pipe HUBP will select which VTG
1387 */
1388 if (pipe_ctx->update_flags.bits.hubp_rq_dlg_ttu) {
1389 hubp->funcs->hubp_vtg_sel(hubp, pipe_ctx->stream_res.tg->inst);
1390
1391 hubp->funcs->hubp_setup(
1392 hubp,
1393 &pipe_ctx->dlg_regs,
1394 &pipe_ctx->ttu_regs,
1395 &pipe_ctx->rq_regs,
1396 &pipe_ctx->pipe_dlg_param);
1397 }
1398 if (pipe_ctx->update_flags.bits.hubp_interdependent)
1399 hubp->funcs->hubp_setup_interdependent(
1400 hubp,
1401 &pipe_ctx->dlg_regs,
1402 &pipe_ctx->ttu_regs);
1403
1404 if (pipe_ctx->update_flags.bits.enable ||
1405 pipe_ctx->update_flags.bits.plane_changed ||
1406 plane_state->update_flags.bits.bpp_change ||
1407 plane_state->update_flags.bits.input_csc_change ||
1408 plane_state->update_flags.bits.color_space_change ||
1409 plane_state->update_flags.bits.coeff_reduction_change) {
1410 struct dc_bias_and_scale bns_params = {0};
1411
1412 // program the input csc
1413 dpp->funcs->dpp_setup(dpp,
1414 plane_state->format,
1415 EXPANSION_MODE_ZERO,
1416 plane_state->input_csc_color_matrix,
1417 plane_state->color_space,
1418 NULL);
1419
1420 if (dpp->funcs->dpp_program_bias_and_scale) {
1421 //TODO :for CNVC set scale and bias registers if necessary
1422 build_prescale_params(&bns_params, plane_state);
1423 dpp->funcs->dpp_program_bias_and_scale(dpp, &bns_params);
1424 }
1425 }
1426
1427 if (pipe_ctx->update_flags.bits.mpcc
1428 || pipe_ctx->update_flags.bits.plane_changed
1429 || plane_state->update_flags.bits.global_alpha_change
1430 || plane_state->update_flags.bits.per_pixel_alpha_change) {
1431 // MPCC inst is equal to pipe index in practice
1432 int mpcc_inst = hubp->inst;
1433 int opp_inst;
1434 int opp_count = dc->res_pool->pipe_count;
1435
1436 for (opp_inst = 0; opp_inst < opp_count; opp_inst++) {
1437 if (dc->res_pool->opps[opp_inst]->mpcc_disconnect_pending[mpcc_inst]) {
1438 dc->res_pool->mpc->funcs->wait_for_idle(dc->res_pool->mpc, mpcc_inst);
1439 dc->res_pool->opps[opp_inst]->mpcc_disconnect_pending[mpcc_inst] = false;
1440 break;
1441 }
1442 }
1443 hws->funcs.update_mpcc(dc, pipe_ctx);
1444 }
1445
1446 if (pipe_ctx->update_flags.bits.scaler ||
1447 plane_state->update_flags.bits.scaling_change ||
1448 plane_state->update_flags.bits.position_change ||
1449 plane_state->update_flags.bits.per_pixel_alpha_change ||
1450 pipe_ctx->stream->update_flags.bits.scaling) {
1451 pipe_ctx->plane_res.scl_data.lb_params.alpha_en = pipe_ctx->plane_state->per_pixel_alpha;
1452 ASSERT(pipe_ctx->plane_res.scl_data.lb_params.depth == LB_PIXEL_DEPTH_30BPP);
1453 /* scaler configuration */
1454 pipe_ctx->plane_res.dpp->funcs->dpp_set_scaler(
1455 pipe_ctx->plane_res.dpp, &pipe_ctx->plane_res.scl_data);
1456 }
1457
1458 if (pipe_ctx->update_flags.bits.viewport ||
1459 (context == dc->current_state && plane_state->update_flags.bits.position_change) ||
1460 (context == dc->current_state && plane_state->update_flags.bits.scaling_change) ||
1461 (context == dc->current_state && pipe_ctx->stream->update_flags.bits.scaling)) {
1462
1463 hubp->funcs->mem_program_viewport(
1464 hubp,
1465 &pipe_ctx->plane_res.scl_data.viewport,
1466 &pipe_ctx->plane_res.scl_data.viewport_c);
1467 viewport_changed = true;
1468 }
1469
1470 /* Any updates are handled in dc interface, just need to apply existing for plane enable */
1471 if ((pipe_ctx->update_flags.bits.enable || pipe_ctx->update_flags.bits.opp_changed ||
1472 pipe_ctx->update_flags.bits.scaler || viewport_changed == true) &&
1473 pipe_ctx->stream->cursor_attributes.address.quad_part != 0) {
1474 dc->hwss.set_cursor_position(pipe_ctx);
1475 dc->hwss.set_cursor_attribute(pipe_ctx);
1476
1477 if (dc->hwss.set_cursor_sdr_white_level)
1478 dc->hwss.set_cursor_sdr_white_level(pipe_ctx);
1479 }
1480
1481 /* Any updates are handled in dc interface, just need
1482 * to apply existing for plane enable / opp change */
1483 if (pipe_ctx->update_flags.bits.enable || pipe_ctx->update_flags.bits.opp_changed
1484 || pipe_ctx->stream->update_flags.bits.gamut_remap
1485 || pipe_ctx->stream->update_flags.bits.out_csc) {
1486 #if defined(CONFIG_DRM_AMD_DC_DCN3_0)
1487 struct mpc *mpc = pipe_ctx->stream_res.opp->ctx->dc->res_pool->mpc;
1488
1489 if (mpc->funcs->set_gamut_remap) {
1490 int i;
1491 int mpcc_id = hubp->inst;
1492 struct mpc_grph_gamut_adjustment adjust;
1493 bool enable_remap_dpp = false;
1494
1495 memset(&adjust, 0, sizeof(adjust));
1496 adjust.gamut_adjust_type = GRAPHICS_GAMUT_ADJUST_TYPE_BYPASS;
1497
1498 /* save the enablement of gamut remap for dpp */
1499 enable_remap_dpp = pipe_ctx->stream->gamut_remap_matrix.enable_remap;
1500
1501 /* force bypass gamut remap for dpp/cm */
1502 pipe_ctx->stream->gamut_remap_matrix.enable_remap = false;
1503 dc->hwss.program_gamut_remap(pipe_ctx);
1504
1505 /* restore gamut remap flag and use this remap into mpc */
1506 pipe_ctx->stream->gamut_remap_matrix.enable_remap = enable_remap_dpp;
1507
1508 /* build remap matrix for top plane if enabled */
1509 if (enable_remap_dpp && pipe_ctx->top_pipe == NULL) {
1510 adjust.gamut_adjust_type = GRAPHICS_GAMUT_ADJUST_TYPE_SW;
1511 for (i = 0; i < CSC_TEMPERATURE_MATRIX_SIZE; i++)
1512 adjust.temperature_matrix[i] =
1513 pipe_ctx->stream->gamut_remap_matrix.matrix[i];
1514 }
1515 mpc->funcs->set_gamut_remap(mpc, mpcc_id, &adjust);
1516 } else
1517 #endif
1518 /* dpp/cm gamut remap*/
1519 dc->hwss.program_gamut_remap(pipe_ctx);
1520
1521 /*call the dcn2 method which uses mpc csc*/
1522 dc->hwss.program_output_csc(dc,
1523 pipe_ctx,
1524 pipe_ctx->stream->output_color_space,
1525 pipe_ctx->stream->csc_color_matrix.matrix,
1526 hubp->opp_id);
1527 }
1528
1529 if (pipe_ctx->update_flags.bits.enable ||
1530 pipe_ctx->update_flags.bits.plane_changed ||
1531 pipe_ctx->update_flags.bits.opp_changed ||
1532 plane_state->update_flags.bits.pixel_format_change ||
1533 plane_state->update_flags.bits.horizontal_mirror_change ||
1534 plane_state->update_flags.bits.rotation_change ||
1535 plane_state->update_flags.bits.swizzle_change ||
1536 plane_state->update_flags.bits.dcc_change ||
1537 plane_state->update_flags.bits.bpp_change ||
1538 plane_state->update_flags.bits.scaling_change ||
1539 plane_state->update_flags.bits.plane_size_change) {
1540 struct plane_size size = plane_state->plane_size;
1541
1542 size.surface_size = pipe_ctx->plane_res.scl_data.viewport;
1543 hubp->funcs->hubp_program_surface_config(
1544 hubp,
1545 plane_state->format,
1546 &plane_state->tiling_info,
1547 &size,
1548 plane_state->rotation,
1549 &plane_state->dcc,
1550 plane_state->horizontal_mirror,
1551 0);
1552 hubp->power_gated = false;
1553 }
1554
1555 if (pipe_ctx->update_flags.bits.enable ||
1556 pipe_ctx->update_flags.bits.plane_changed ||
1557 plane_state->update_flags.bits.addr_update)
1558 hws->funcs.update_plane_addr(dc, pipe_ctx);
1559
1560
1561
1562 if (pipe_ctx->update_flags.bits.enable)
1563 hubp->funcs->set_blank(hubp, false);
1564 }
1565
1566
dcn20_program_pipe(struct dc * dc,struct pipe_ctx * pipe_ctx,struct dc_state * context)1567 static void dcn20_program_pipe(
1568 struct dc *dc,
1569 struct pipe_ctx *pipe_ctx,
1570 struct dc_state *context)
1571 {
1572 struct dce_hwseq *hws = dc->hwseq;
1573 /* Only need to unblank on top pipe */
1574 if ((pipe_ctx->update_flags.bits.enable || pipe_ctx->stream->update_flags.bits.abm_level)
1575 && !pipe_ctx->top_pipe && !pipe_ctx->prev_odm_pipe)
1576 hws->funcs.blank_pixel_data(dc, pipe_ctx, !pipe_ctx->plane_state->visible);
1577
1578 if (pipe_ctx->update_flags.bits.global_sync) {
1579 pipe_ctx->stream_res.tg->funcs->program_global_sync(
1580 pipe_ctx->stream_res.tg,
1581 pipe_ctx->pipe_dlg_param.vready_offset,
1582 pipe_ctx->pipe_dlg_param.vstartup_start,
1583 pipe_ctx->pipe_dlg_param.vupdate_offset,
1584 pipe_ctx->pipe_dlg_param.vupdate_width);
1585
1586 pipe_ctx->stream_res.tg->funcs->set_vtg_params(
1587 pipe_ctx->stream_res.tg, &pipe_ctx->stream->timing);
1588
1589 if (hws->funcs.setup_vupdate_interrupt)
1590 hws->funcs.setup_vupdate_interrupt(dc, pipe_ctx);
1591 }
1592
1593 if (pipe_ctx->update_flags.bits.odm)
1594 hws->funcs.update_odm(dc, context, pipe_ctx);
1595
1596 if (pipe_ctx->update_flags.bits.enable) {
1597 dcn20_enable_plane(dc, pipe_ctx, context);
1598 if (dc->res_pool->hubbub->funcs->force_wm_propagate_to_pipes)
1599 dc->res_pool->hubbub->funcs->force_wm_propagate_to_pipes(dc->res_pool->hubbub);
1600 }
1601
1602 if (pipe_ctx->update_flags.raw || pipe_ctx->plane_state->update_flags.raw || pipe_ctx->stream->update_flags.raw)
1603 dcn20_update_dchubp_dpp(dc, pipe_ctx, context);
1604
1605 if (pipe_ctx->update_flags.bits.enable
1606 || pipe_ctx->plane_state->update_flags.bits.hdr_mult)
1607 hws->funcs.set_hdr_multiplier(pipe_ctx);
1608
1609 if (pipe_ctx->update_flags.bits.enable ||
1610 pipe_ctx->plane_state->update_flags.bits.in_transfer_func_change ||
1611 pipe_ctx->plane_state->update_flags.bits.gamma_change)
1612 hws->funcs.set_input_transfer_func(dc, pipe_ctx, pipe_ctx->plane_state);
1613
1614 /* dcn10_translate_regamma_to_hw_format takes 750us to finish
1615 * only do gamma programming for powering on, internal memcmp to avoid
1616 * updating on slave planes
1617 */
1618 if (pipe_ctx->update_flags.bits.enable || pipe_ctx->stream->update_flags.bits.out_tf)
1619 hws->funcs.set_output_transfer_func(dc, pipe_ctx, pipe_ctx->stream);
1620
1621 /* If the pipe has been enabled or has a different opp, we
1622 * should reprogram the fmt. This deals with cases where
1623 * interation between mpc and odm combine on different streams
1624 * causes a different pipe to be chosen to odm combine with.
1625 */
1626 if (pipe_ctx->update_flags.bits.enable
1627 || pipe_ctx->update_flags.bits.opp_changed) {
1628
1629 pipe_ctx->stream_res.opp->funcs->opp_set_dyn_expansion(
1630 pipe_ctx->stream_res.opp,
1631 COLOR_SPACE_YCBCR601,
1632 pipe_ctx->stream->timing.display_color_depth,
1633 pipe_ctx->stream->signal);
1634
1635 pipe_ctx->stream_res.opp->funcs->opp_program_fmt(
1636 pipe_ctx->stream_res.opp,
1637 &pipe_ctx->stream->bit_depth_params,
1638 &pipe_ctx->stream->clamping);
1639 }
1640 }
1641
dcn20_program_front_end_for_ctx(struct dc * dc,struct dc_state * context)1642 void dcn20_program_front_end_for_ctx(
1643 struct dc *dc,
1644 struct dc_state *context)
1645 {
1646 int i;
1647 struct dce_hwseq *hws = dc->hwseq;
1648 DC_LOGGER_INIT(dc->ctx->logger);
1649
1650 /* Carry over GSL groups in case the context is changing. */
1651 for (i = 0; i < dc->res_pool->pipe_count; i++) {
1652 struct pipe_ctx *pipe_ctx = &context->res_ctx.pipe_ctx[i];
1653 struct pipe_ctx *old_pipe_ctx =
1654 &dc->current_state->res_ctx.pipe_ctx[i];
1655
1656 if (pipe_ctx->stream == old_pipe_ctx->stream)
1657 pipe_ctx->stream_res.gsl_group =
1658 old_pipe_ctx->stream_res.gsl_group;
1659 }
1660
1661 if (dc->hwss.program_triplebuffer != NULL && dc->debug.enable_tri_buf) {
1662 for (i = 0; i < dc->res_pool->pipe_count; i++) {
1663 struct pipe_ctx *pipe_ctx = &context->res_ctx.pipe_ctx[i];
1664
1665 if (!pipe_ctx->top_pipe && !pipe_ctx->prev_odm_pipe && pipe_ctx->plane_state) {
1666 ASSERT(!pipe_ctx->plane_state->triplebuffer_flips);
1667 /*turn off triple buffer for full update*/
1668 dc->hwss.program_triplebuffer(
1669 dc, pipe_ctx, pipe_ctx->plane_state->triplebuffer_flips);
1670 }
1671 }
1672 }
1673
1674 /* Set pipe update flags and lock pipes */
1675 for (i = 0; i < dc->res_pool->pipe_count; i++)
1676 dcn20_detect_pipe_changes(&dc->current_state->res_ctx.pipe_ctx[i],
1677 &context->res_ctx.pipe_ctx[i]);
1678
1679 /* OTG blank before disabling all front ends */
1680 for (i = 0; i < dc->res_pool->pipe_count; i++)
1681 if (context->res_ctx.pipe_ctx[i].update_flags.bits.disable
1682 && !context->res_ctx.pipe_ctx[i].top_pipe
1683 && !context->res_ctx.pipe_ctx[i].prev_odm_pipe
1684 && context->res_ctx.pipe_ctx[i].stream)
1685 hws->funcs.blank_pixel_data(dc, &context->res_ctx.pipe_ctx[i], true);
1686
1687 /* Disconnect mpcc */
1688 for (i = 0; i < dc->res_pool->pipe_count; i++)
1689 if (context->res_ctx.pipe_ctx[i].update_flags.bits.disable
1690 || context->res_ctx.pipe_ctx[i].update_flags.bits.opp_changed) {
1691 hws->funcs.plane_atomic_disconnect(dc, &dc->current_state->res_ctx.pipe_ctx[i]);
1692 DC_LOG_DC("Reset mpcc for pipe %d\n", dc->current_state->res_ctx.pipe_ctx[i].pipe_idx);
1693 }
1694
1695 /*
1696 * Program all updated pipes, order matters for mpcc setup. Start with
1697 * top pipe and program all pipes that follow in order
1698 */
1699 for (i = 0; i < dc->res_pool->pipe_count; i++) {
1700 struct pipe_ctx *pipe = &context->res_ctx.pipe_ctx[i];
1701
1702 if (pipe->plane_state && !pipe->top_pipe) {
1703 while (pipe) {
1704 dcn20_program_pipe(dc, pipe, context);
1705 pipe = pipe->bottom_pipe;
1706 }
1707 }
1708 /* Program secondary blending tree and writeback pipes */
1709 pipe = &context->res_ctx.pipe_ctx[i];
1710 if (!pipe->top_pipe && !pipe->prev_odm_pipe
1711 && pipe->stream && pipe->stream->num_wb_info > 0
1712 && (pipe->update_flags.raw || (pipe->plane_state && pipe->plane_state->update_flags.raw)
1713 || pipe->stream->update_flags.raw)
1714 && hws->funcs.program_all_writeback_pipes_in_tree)
1715 hws->funcs.program_all_writeback_pipes_in_tree(dc, pipe->stream, context);
1716 }
1717 }
1718
dcn20_post_unlock_program_front_end(struct dc * dc,struct dc_state * context)1719 void dcn20_post_unlock_program_front_end(
1720 struct dc *dc,
1721 struct dc_state *context)
1722 {
1723 int i;
1724 const unsigned int TIMEOUT_FOR_PIPE_ENABLE_MS = 100;
1725 struct dce_hwseq *hwseq = dc->hwseq;
1726
1727 DC_LOGGER_INIT(dc->ctx->logger);
1728
1729 for (i = 0; i < dc->res_pool->pipe_count; i++)
1730 if (context->res_ctx.pipe_ctx[i].update_flags.bits.disable)
1731 dc->hwss.disable_plane(dc, &dc->current_state->res_ctx.pipe_ctx[i]);
1732
1733 /*
1734 * If we are enabling a pipe, we need to wait for pending clear as this is a critical
1735 * part of the enable operation otherwise, DM may request an immediate flip which
1736 * will cause HW to perform an "immediate enable" (as opposed to "vsync enable") which
1737 * is unsupported on DCN.
1738 */
1739 for (i = 0; i < dc->res_pool->pipe_count; i++) {
1740 struct pipe_ctx *pipe = &context->res_ctx.pipe_ctx[i];
1741
1742 if (pipe->plane_state && !pipe->top_pipe && pipe->update_flags.bits.enable) {
1743 struct hubp *hubp = pipe->plane_res.hubp;
1744 int j = 0;
1745
1746 for (j = 0; j < TIMEOUT_FOR_PIPE_ENABLE_MS*1000
1747 && hubp->funcs->hubp_is_flip_pending(hubp); j++)
1748 mdelay(1);
1749 }
1750 }
1751
1752 /* WA to apply WM setting*/
1753 if (hwseq->wa.DEGVIDCN21)
1754 dc->res_pool->hubbub->funcs->apply_DEDCN21_147_wa(dc->res_pool->hubbub);
1755
1756
1757 /* WA for stutter underflow during MPO transitions when adding 2nd plane */
1758 if (hwseq->wa.disallow_self_refresh_during_multi_plane_transition) {
1759
1760 if (dc->current_state->stream_status[0].plane_count == 1 &&
1761 context->stream_status[0].plane_count > 1) {
1762
1763 struct timing_generator *tg = dc->res_pool->timing_generators[0];
1764
1765 dc->res_pool->hubbub->funcs->allow_self_refresh_control(dc->res_pool->hubbub, false);
1766
1767 hwseq->wa_state.disallow_self_refresh_during_multi_plane_transition_applied = true;
1768 hwseq->wa_state.disallow_self_refresh_during_multi_plane_transition_applied_on_frame = tg->funcs->get_frame_count(tg);
1769 }
1770 }
1771 }
1772
dcn20_prepare_bandwidth(struct dc * dc,struct dc_state * context)1773 void dcn20_prepare_bandwidth(
1774 struct dc *dc,
1775 struct dc_state *context)
1776 {
1777 struct hubbub *hubbub = dc->res_pool->hubbub;
1778
1779 dc->clk_mgr->funcs->update_clocks(
1780 dc->clk_mgr,
1781 context,
1782 false);
1783
1784 /* program dchubbub watermarks */
1785 dc->wm_optimized_required = hubbub->funcs->program_watermarks(hubbub,
1786 &context->bw_ctx.bw.dcn.watermarks,
1787 dc->res_pool->ref_clocks.dchub_ref_clock_inKhz / 1000,
1788 false);
1789 }
1790
dcn20_optimize_bandwidth(struct dc * dc,struct dc_state * context)1791 void dcn20_optimize_bandwidth(
1792 struct dc *dc,
1793 struct dc_state *context)
1794 {
1795 struct hubbub *hubbub = dc->res_pool->hubbub;
1796
1797 /* program dchubbub watermarks */
1798 hubbub->funcs->program_watermarks(hubbub,
1799 &context->bw_ctx.bw.dcn.watermarks,
1800 dc->res_pool->ref_clocks.dchub_ref_clock_inKhz / 1000,
1801 true);
1802
1803 dc->clk_mgr->funcs->update_clocks(
1804 dc->clk_mgr,
1805 context,
1806 true);
1807 }
1808
dcn20_update_bandwidth(struct dc * dc,struct dc_state * context)1809 bool dcn20_update_bandwidth(
1810 struct dc *dc,
1811 struct dc_state *context)
1812 {
1813 int i;
1814 struct dce_hwseq *hws = dc->hwseq;
1815
1816 /* recalculate DML parameters */
1817 if (!dc->res_pool->funcs->validate_bandwidth(dc, context, false))
1818 return false;
1819
1820 /* apply updated bandwidth parameters */
1821 dc->hwss.prepare_bandwidth(dc, context);
1822
1823 /* update hubp configs for all pipes */
1824 for (i = 0; i < dc->res_pool->pipe_count; i++) {
1825 struct pipe_ctx *pipe_ctx = &context->res_ctx.pipe_ctx[i];
1826
1827 if (pipe_ctx->plane_state == NULL)
1828 continue;
1829
1830 if (pipe_ctx->top_pipe == NULL) {
1831 bool blank = !is_pipe_tree_visible(pipe_ctx);
1832
1833 pipe_ctx->stream_res.tg->funcs->program_global_sync(
1834 pipe_ctx->stream_res.tg,
1835 pipe_ctx->pipe_dlg_param.vready_offset,
1836 pipe_ctx->pipe_dlg_param.vstartup_start,
1837 pipe_ctx->pipe_dlg_param.vupdate_offset,
1838 pipe_ctx->pipe_dlg_param.vupdate_width);
1839
1840 pipe_ctx->stream_res.tg->funcs->set_vtg_params(
1841 pipe_ctx->stream_res.tg, &pipe_ctx->stream->timing);
1842
1843 if (pipe_ctx->prev_odm_pipe == NULL)
1844 hws->funcs.blank_pixel_data(dc, pipe_ctx, blank);
1845
1846 if (hws->funcs.setup_vupdate_interrupt)
1847 hws->funcs.setup_vupdate_interrupt(dc, pipe_ctx);
1848 }
1849
1850 pipe_ctx->plane_res.hubp->funcs->hubp_setup(
1851 pipe_ctx->plane_res.hubp,
1852 &pipe_ctx->dlg_regs,
1853 &pipe_ctx->ttu_regs,
1854 &pipe_ctx->rq_regs,
1855 &pipe_ctx->pipe_dlg_param);
1856 }
1857
1858 return true;
1859 }
1860
dcn20_enable_writeback(struct dc * dc,struct dc_writeback_info * wb_info,struct dc_state * context)1861 void dcn20_enable_writeback(
1862 struct dc *dc,
1863 struct dc_writeback_info *wb_info,
1864 struct dc_state *context)
1865 {
1866 struct dwbc *dwb;
1867 struct mcif_wb *mcif_wb;
1868 struct timing_generator *optc;
1869
1870 ASSERT(wb_info->dwb_pipe_inst < MAX_DWB_PIPES);
1871 ASSERT(wb_info->wb_enabled);
1872 dwb = dc->res_pool->dwbc[wb_info->dwb_pipe_inst];
1873 mcif_wb = dc->res_pool->mcif_wb[wb_info->dwb_pipe_inst];
1874
1875 /* set the OPTC source mux */
1876 optc = dc->res_pool->timing_generators[dwb->otg_inst];
1877 optc->funcs->set_dwb_source(optc, wb_info->dwb_pipe_inst);
1878 /* set MCIF_WB buffer and arbitration configuration */
1879 mcif_wb->funcs->config_mcif_buf(mcif_wb, &wb_info->mcif_buf_params, wb_info->dwb_params.dest_height);
1880 mcif_wb->funcs->config_mcif_arb(mcif_wb, &context->bw_ctx.bw.dcn.bw_writeback.mcif_wb_arb[wb_info->dwb_pipe_inst]);
1881 /* Enable MCIF_WB */
1882 mcif_wb->funcs->enable_mcif(mcif_wb);
1883 /* Enable DWB */
1884 dwb->funcs->enable(dwb, &wb_info->dwb_params);
1885 /* TODO: add sequence to enable/disable warmup */
1886 }
1887
dcn20_disable_writeback(struct dc * dc,unsigned int dwb_pipe_inst)1888 void dcn20_disable_writeback(
1889 struct dc *dc,
1890 unsigned int dwb_pipe_inst)
1891 {
1892 struct dwbc *dwb;
1893 struct mcif_wb *mcif_wb;
1894
1895 ASSERT(dwb_pipe_inst < MAX_DWB_PIPES);
1896 dwb = dc->res_pool->dwbc[dwb_pipe_inst];
1897 mcif_wb = dc->res_pool->mcif_wb[dwb_pipe_inst];
1898
1899 dwb->funcs->disable(dwb);
1900 mcif_wb->funcs->disable_mcif(mcif_wb);
1901 }
1902
dcn20_wait_for_blank_complete(struct output_pixel_processor * opp)1903 bool dcn20_wait_for_blank_complete(
1904 struct output_pixel_processor *opp)
1905 {
1906 int counter;
1907
1908 for (counter = 0; counter < 1000; counter++) {
1909 if (opp->funcs->dpg_is_blanked(opp))
1910 break;
1911
1912 udelay(100);
1913 }
1914
1915 if (counter == 1000) {
1916 dm_error("DC: failed to blank crtc!\n");
1917 return false;
1918 }
1919
1920 return true;
1921 }
1922
dcn20_dmdata_status_done(struct pipe_ctx * pipe_ctx)1923 bool dcn20_dmdata_status_done(struct pipe_ctx *pipe_ctx)
1924 {
1925 struct hubp *hubp = pipe_ctx->plane_res.hubp;
1926
1927 if (!hubp)
1928 return false;
1929 return hubp->funcs->dmdata_status_done(hubp);
1930 }
1931
dcn20_disable_stream_gating(struct dc * dc,struct pipe_ctx * pipe_ctx)1932 void dcn20_disable_stream_gating(struct dc *dc, struct pipe_ctx *pipe_ctx)
1933 {
1934 struct dce_hwseq *hws = dc->hwseq;
1935
1936 if (pipe_ctx->stream_res.dsc) {
1937 struct pipe_ctx *odm_pipe = pipe_ctx->next_odm_pipe;
1938
1939 hws->funcs.dsc_pg_control(hws, pipe_ctx->stream_res.dsc->inst, true);
1940 while (odm_pipe) {
1941 hws->funcs.dsc_pg_control(hws, odm_pipe->stream_res.dsc->inst, true);
1942 odm_pipe = odm_pipe->next_odm_pipe;
1943 }
1944 }
1945 }
1946
dcn20_enable_stream_gating(struct dc * dc,struct pipe_ctx * pipe_ctx)1947 void dcn20_enable_stream_gating(struct dc *dc, struct pipe_ctx *pipe_ctx)
1948 {
1949 struct dce_hwseq *hws = dc->hwseq;
1950
1951 if (pipe_ctx->stream_res.dsc) {
1952 struct pipe_ctx *odm_pipe = pipe_ctx->next_odm_pipe;
1953
1954 hws->funcs.dsc_pg_control(hws, pipe_ctx->stream_res.dsc->inst, false);
1955 while (odm_pipe) {
1956 hws->funcs.dsc_pg_control(hws, odm_pipe->stream_res.dsc->inst, false);
1957 odm_pipe = odm_pipe->next_odm_pipe;
1958 }
1959 }
1960 }
1961
dcn20_set_dmdata_attributes(struct pipe_ctx * pipe_ctx)1962 void dcn20_set_dmdata_attributes(struct pipe_ctx *pipe_ctx)
1963 {
1964 struct dc_dmdata_attributes attr = { 0 };
1965 struct hubp *hubp = pipe_ctx->plane_res.hubp;
1966
1967 attr.dmdata_mode = DMDATA_HW_MODE;
1968 attr.dmdata_size =
1969 dc_is_hdmi_signal(pipe_ctx->stream->signal) ? 32 : 36;
1970 attr.address.quad_part =
1971 pipe_ctx->stream->dmdata_address.quad_part;
1972 attr.dmdata_dl_delta = 0;
1973 attr.dmdata_qos_mode = 0;
1974 attr.dmdata_qos_level = 0;
1975 attr.dmdata_repeat = 1; /* always repeat */
1976 attr.dmdata_updated = 1;
1977 attr.dmdata_sw_data = NULL;
1978
1979 hubp->funcs->dmdata_set_attributes(hubp, &attr);
1980 }
1981
dcn20_init_vm_ctx(struct dce_hwseq * hws,struct dc * dc,struct dc_virtual_addr_space_config * va_config,int vmid)1982 void dcn20_init_vm_ctx(
1983 struct dce_hwseq *hws,
1984 struct dc *dc,
1985 struct dc_virtual_addr_space_config *va_config,
1986 int vmid)
1987 {
1988 struct dcn_hubbub_virt_addr_config config;
1989
1990 if (vmid == 0) {
1991 ASSERT(0); /* VMID cannot be 0 for vm context */
1992 return;
1993 }
1994
1995 config.page_table_start_addr = va_config->page_table_start_addr;
1996 config.page_table_end_addr = va_config->page_table_end_addr;
1997 config.page_table_block_size = va_config->page_table_block_size_in_bytes;
1998 config.page_table_depth = va_config->page_table_depth;
1999 config.page_table_base_addr = va_config->page_table_base_addr;
2000
2001 dc->res_pool->hubbub->funcs->init_vm_ctx(dc->res_pool->hubbub, &config, vmid);
2002 }
2003
dcn20_init_sys_ctx(struct dce_hwseq * hws,struct dc * dc,struct dc_phy_addr_space_config * pa_config)2004 int dcn20_init_sys_ctx(struct dce_hwseq *hws, struct dc *dc, struct dc_phy_addr_space_config *pa_config)
2005 {
2006 struct dcn_hubbub_phys_addr_config config;
2007
2008 config.system_aperture.fb_top = pa_config->system_aperture.fb_top;
2009 config.system_aperture.fb_offset = pa_config->system_aperture.fb_offset;
2010 config.system_aperture.fb_base = pa_config->system_aperture.fb_base;
2011 config.system_aperture.agp_top = pa_config->system_aperture.agp_top;
2012 config.system_aperture.agp_bot = pa_config->system_aperture.agp_bot;
2013 config.system_aperture.agp_base = pa_config->system_aperture.agp_base;
2014 config.gart_config.page_table_start_addr = pa_config->gart_config.page_table_start_addr;
2015 config.gart_config.page_table_end_addr = pa_config->gart_config.page_table_end_addr;
2016 config.gart_config.page_table_base_addr = pa_config->gart_config.page_table_base_addr;
2017 config.page_table_default_page_addr = pa_config->page_table_default_page_addr;
2018
2019 return dc->res_pool->hubbub->funcs->init_dchub_sys_ctx(dc->res_pool->hubbub, &config);
2020 }
2021
patch_address_for_sbs_tb_stereo(struct pipe_ctx * pipe_ctx,PHYSICAL_ADDRESS_LOC * addr)2022 static bool patch_address_for_sbs_tb_stereo(
2023 struct pipe_ctx *pipe_ctx, PHYSICAL_ADDRESS_LOC *addr)
2024 {
2025 struct dc_plane_state *plane_state = pipe_ctx->plane_state;
2026 bool sec_split = pipe_ctx->top_pipe &&
2027 pipe_ctx->top_pipe->plane_state == pipe_ctx->plane_state;
2028 if (sec_split && plane_state->address.type == PLN_ADDR_TYPE_GRPH_STEREO &&
2029 (pipe_ctx->stream->timing.timing_3d_format ==
2030 TIMING_3D_FORMAT_SIDE_BY_SIDE ||
2031 pipe_ctx->stream->timing.timing_3d_format ==
2032 TIMING_3D_FORMAT_TOP_AND_BOTTOM)) {
2033 *addr = plane_state->address.grph_stereo.left_addr;
2034 plane_state->address.grph_stereo.left_addr =
2035 plane_state->address.grph_stereo.right_addr;
2036 return true;
2037 }
2038
2039 if (pipe_ctx->stream->view_format != VIEW_3D_FORMAT_NONE &&
2040 plane_state->address.type != PLN_ADDR_TYPE_GRPH_STEREO) {
2041 plane_state->address.type = PLN_ADDR_TYPE_GRPH_STEREO;
2042 plane_state->address.grph_stereo.right_addr =
2043 plane_state->address.grph_stereo.left_addr;
2044 }
2045 return false;
2046 }
2047
dcn20_update_plane_addr(const struct dc * dc,struct pipe_ctx * pipe_ctx)2048 void dcn20_update_plane_addr(const struct dc *dc, struct pipe_ctx *pipe_ctx)
2049 {
2050 bool addr_patched = false;
2051 PHYSICAL_ADDRESS_LOC addr;
2052 struct dc_plane_state *plane_state = pipe_ctx->plane_state;
2053
2054 if (plane_state == NULL)
2055 return;
2056
2057 addr_patched = patch_address_for_sbs_tb_stereo(pipe_ctx, &addr);
2058
2059 // Call Helper to track VMID use
2060 vm_helper_mark_vmid_used(dc->vm_helper, plane_state->address.vmid, pipe_ctx->plane_res.hubp->inst);
2061
2062 pipe_ctx->plane_res.hubp->funcs->hubp_program_surface_flip_and_addr(
2063 pipe_ctx->plane_res.hubp,
2064 &plane_state->address,
2065 plane_state->flip_immediate);
2066
2067 plane_state->status.requested_address = plane_state->address;
2068
2069 if (plane_state->flip_immediate)
2070 plane_state->status.current_address = plane_state->address;
2071
2072 if (addr_patched)
2073 pipe_ctx->plane_state->address.grph_stereo.left_addr = addr;
2074 }
2075
dcn20_unblank_stream(struct pipe_ctx * pipe_ctx,struct dc_link_settings * link_settings)2076 void dcn20_unblank_stream(struct pipe_ctx *pipe_ctx,
2077 struct dc_link_settings *link_settings)
2078 {
2079 struct encoder_unblank_param params = { { 0 } };
2080 struct dc_stream_state *stream = pipe_ctx->stream;
2081 struct dc_link *link = stream->link;
2082 struct dce_hwseq *hws = link->dc->hwseq;
2083 struct pipe_ctx *odm_pipe;
2084
2085 params.opp_cnt = 1;
2086 for (odm_pipe = pipe_ctx->next_odm_pipe; odm_pipe; odm_pipe = odm_pipe->next_odm_pipe) {
2087 params.opp_cnt++;
2088 }
2089 /* only 3 items below are used by unblank */
2090 params.timing = pipe_ctx->stream->timing;
2091
2092 params.link_settings.link_rate = link_settings->link_rate;
2093
2094 if (dc_is_dp_signal(pipe_ctx->stream->signal)) {
2095 if (optc2_is_two_pixels_per_containter(&stream->timing) || params.opp_cnt > 1)
2096 params.timing.pix_clk_100hz /= 2;
2097 pipe_ctx->stream_res.stream_enc->funcs->dp_set_odm_combine(
2098 pipe_ctx->stream_res.stream_enc, params.opp_cnt > 1);
2099 pipe_ctx->stream_res.stream_enc->funcs->dp_unblank(pipe_ctx->stream_res.stream_enc, ¶ms);
2100 }
2101
2102 if (link->local_sink && link->local_sink->sink_signal == SIGNAL_TYPE_EDP) {
2103 hws->funcs.edp_backlight_control(link, true);
2104 }
2105 }
2106
dcn20_setup_vupdate_interrupt(struct dc * dc,struct pipe_ctx * pipe_ctx)2107 void dcn20_setup_vupdate_interrupt(struct dc *dc, struct pipe_ctx *pipe_ctx)
2108 {
2109 struct timing_generator *tg = pipe_ctx->stream_res.tg;
2110 int start_line = dc->hwss.get_vupdate_offset_from_vsync(pipe_ctx);
2111
2112 if (start_line < 0)
2113 start_line = 0;
2114
2115 if (tg->funcs->setup_vertical_interrupt2)
2116 tg->funcs->setup_vertical_interrupt2(tg, start_line);
2117 }
2118
dcn20_reset_back_end_for_pipe(struct dc * dc,struct pipe_ctx * pipe_ctx,struct dc_state * context)2119 static void dcn20_reset_back_end_for_pipe(
2120 struct dc *dc,
2121 struct pipe_ctx *pipe_ctx,
2122 struct dc_state *context)
2123 {
2124 int i;
2125 struct dc_link *link;
2126 DC_LOGGER_INIT(dc->ctx->logger);
2127 if (pipe_ctx->stream_res.stream_enc == NULL) {
2128 pipe_ctx->stream = NULL;
2129 return;
2130 }
2131
2132 if (!IS_FPGA_MAXIMUS_DC(dc->ctx->dce_environment)) {
2133 link = pipe_ctx->stream->link;
2134 /* DPMS may already disable or */
2135 /* dpms_off status is incorrect due to fastboot
2136 * feature. When system resume from S4 with second
2137 * screen only, the dpms_off would be true but
2138 * VBIOS lit up eDP, so check link status too.
2139 */
2140 if (!pipe_ctx->stream->dpms_off || link->link_status.link_active)
2141 core_link_disable_stream(pipe_ctx);
2142 else if (pipe_ctx->stream_res.audio)
2143 dc->hwss.disable_audio_stream(pipe_ctx);
2144
2145 /* free acquired resources */
2146 if (pipe_ctx->stream_res.audio) {
2147 /*disable az_endpoint*/
2148 pipe_ctx->stream_res.audio->funcs->az_disable(pipe_ctx->stream_res.audio);
2149
2150 /*free audio*/
2151 if (dc->caps.dynamic_audio == true) {
2152 /*we have to dynamic arbitrate the audio endpoints*/
2153 /*we free the resource, need reset is_audio_acquired*/
2154 update_audio_usage(&dc->current_state->res_ctx, dc->res_pool,
2155 pipe_ctx->stream_res.audio, false);
2156 pipe_ctx->stream_res.audio = NULL;
2157 }
2158 }
2159 }
2160 else if (pipe_ctx->stream_res.dsc) {
2161 dp_set_dsc_enable(pipe_ctx, false);
2162 }
2163
2164 /* by upper caller loop, parent pipe: pipe0, will be reset last.
2165 * back end share by all pipes and will be disable only when disable
2166 * parent pipe.
2167 */
2168 if (pipe_ctx->top_pipe == NULL) {
2169
2170 dc->hwss.set_abm_immediate_disable(pipe_ctx);
2171
2172 pipe_ctx->stream_res.tg->funcs->disable_crtc(pipe_ctx->stream_res.tg);
2173
2174 pipe_ctx->stream_res.tg->funcs->enable_optc_clock(pipe_ctx->stream_res.tg, false);
2175 if (pipe_ctx->stream_res.tg->funcs->set_odm_bypass)
2176 pipe_ctx->stream_res.tg->funcs->set_odm_bypass(
2177 pipe_ctx->stream_res.tg, &pipe_ctx->stream->timing);
2178
2179 if (pipe_ctx->stream_res.tg->funcs->set_drr)
2180 pipe_ctx->stream_res.tg->funcs->set_drr(
2181 pipe_ctx->stream_res.tg, NULL);
2182 }
2183
2184 for (i = 0; i < dc->res_pool->pipe_count; i++)
2185 if (&dc->current_state->res_ctx.pipe_ctx[i] == pipe_ctx)
2186 break;
2187
2188 if (i == dc->res_pool->pipe_count)
2189 return;
2190
2191 pipe_ctx->stream = NULL;
2192 DC_LOG_DEBUG("Reset back end for pipe %d, tg:%d\n",
2193 pipe_ctx->pipe_idx, pipe_ctx->stream_res.tg->inst);
2194 }
2195
dcn20_reset_hw_ctx_wrap(struct dc * dc,struct dc_state * context)2196 void dcn20_reset_hw_ctx_wrap(
2197 struct dc *dc,
2198 struct dc_state *context)
2199 {
2200 int i;
2201 struct dce_hwseq *hws = dc->hwseq;
2202
2203 /* Reset Back End*/
2204 for (i = dc->res_pool->pipe_count - 1; i >= 0 ; i--) {
2205 struct pipe_ctx *pipe_ctx_old =
2206 &dc->current_state->res_ctx.pipe_ctx[i];
2207 struct pipe_ctx *pipe_ctx = &context->res_ctx.pipe_ctx[i];
2208
2209 if (!pipe_ctx_old->stream)
2210 continue;
2211
2212 if (pipe_ctx_old->top_pipe || pipe_ctx_old->prev_odm_pipe)
2213 continue;
2214
2215 if (!pipe_ctx->stream ||
2216 pipe_need_reprogram(pipe_ctx_old, pipe_ctx)) {
2217 struct clock_source *old_clk = pipe_ctx_old->clock_source;
2218
2219 dcn20_reset_back_end_for_pipe(dc, pipe_ctx_old, dc->current_state);
2220 if (hws->funcs.enable_stream_gating)
2221 hws->funcs.enable_stream_gating(dc, pipe_ctx);
2222 if (old_clk)
2223 old_clk->funcs->cs_power_down(old_clk);
2224 }
2225 }
2226 }
2227
dcn20_get_mpctree_visual_confirm_color(struct pipe_ctx * pipe_ctx,struct tg_color * color)2228 void dcn20_get_mpctree_visual_confirm_color(
2229 struct pipe_ctx *pipe_ctx,
2230 struct tg_color *color)
2231 {
2232 const struct tg_color pipe_colors[6] = {
2233 {MAX_TG_COLOR_VALUE, 0, 0}, // red
2234 {MAX_TG_COLOR_VALUE, 0, MAX_TG_COLOR_VALUE}, // yellow
2235 {0, MAX_TG_COLOR_VALUE, 0}, // blue
2236 {MAX_TG_COLOR_VALUE / 2, 0, MAX_TG_COLOR_VALUE / 2}, // purple
2237 {0, 0, MAX_TG_COLOR_VALUE}, // green
2238 {MAX_TG_COLOR_VALUE, MAX_TG_COLOR_VALUE * 2 / 3, 0}, // orange
2239 };
2240
2241 struct pipe_ctx *top_pipe = pipe_ctx;
2242
2243 while (top_pipe->top_pipe) {
2244 top_pipe = top_pipe->top_pipe;
2245 }
2246
2247 *color = pipe_colors[top_pipe->pipe_idx];
2248 }
2249
dcn20_update_mpcc(struct dc * dc,struct pipe_ctx * pipe_ctx)2250 void dcn20_update_mpcc(struct dc *dc, struct pipe_ctx *pipe_ctx)
2251 {
2252 struct dce_hwseq *hws = dc->hwseq;
2253 struct hubp *hubp = pipe_ctx->plane_res.hubp;
2254 struct mpcc_blnd_cfg blnd_cfg = { {0} };
2255 bool per_pixel_alpha = pipe_ctx->plane_state->per_pixel_alpha;
2256 int mpcc_id;
2257 struct mpcc *new_mpcc;
2258 struct mpc *mpc = dc->res_pool->mpc;
2259 struct mpc_tree *mpc_tree_params = &(pipe_ctx->stream_res.opp->mpc_tree_params);
2260
2261 // input to MPCC is always RGB, by default leave black_color at 0
2262 if (dc->debug.visual_confirm == VISUAL_CONFIRM_HDR) {
2263 hws->funcs.get_hdr_visual_confirm_color(
2264 pipe_ctx, &blnd_cfg.black_color);
2265 } else if (dc->debug.visual_confirm == VISUAL_CONFIRM_SURFACE) {
2266 hws->funcs.get_surface_visual_confirm_color(
2267 pipe_ctx, &blnd_cfg.black_color);
2268 } else if (dc->debug.visual_confirm == VISUAL_CONFIRM_MPCTREE) {
2269 dcn20_get_mpctree_visual_confirm_color(
2270 pipe_ctx, &blnd_cfg.black_color);
2271 }
2272
2273 if (per_pixel_alpha)
2274 blnd_cfg.alpha_mode = MPCC_ALPHA_BLEND_MODE_PER_PIXEL_ALPHA;
2275 else
2276 blnd_cfg.alpha_mode = MPCC_ALPHA_BLEND_MODE_GLOBAL_ALPHA;
2277
2278 blnd_cfg.overlap_only = false;
2279 blnd_cfg.global_gain = 0xff;
2280
2281 if (pipe_ctx->plane_state->global_alpha)
2282 blnd_cfg.global_alpha = pipe_ctx->plane_state->global_alpha_value;
2283 else
2284 blnd_cfg.global_alpha = 0xff;
2285
2286 blnd_cfg.background_color_bpc = 4;
2287 blnd_cfg.bottom_gain_mode = 0;
2288 blnd_cfg.top_gain = 0x1f000;
2289 blnd_cfg.bottom_inside_gain = 0x1f000;
2290 blnd_cfg.bottom_outside_gain = 0x1f000;
2291 blnd_cfg.pre_multiplied_alpha = per_pixel_alpha;
2292 #if defined(CONFIG_DRM_AMD_DC_DCN3_0)
2293 if (pipe_ctx->plane_state->format
2294 == SURFACE_PIXEL_FORMAT_GRPH_RGBE_ALPHA)
2295 blnd_cfg.pre_multiplied_alpha = false;
2296 #endif
2297
2298 /*
2299 * TODO: remove hack
2300 * Note: currently there is a bug in init_hw such that
2301 * on resume from hibernate, BIOS sets up MPCC0, and
2302 * we do mpcc_remove but the mpcc cannot go to idle
2303 * after remove. This cause us to pick mpcc1 here,
2304 * which causes a pstate hang for yet unknown reason.
2305 */
2306 mpcc_id = hubp->inst;
2307
2308 /* If there is no full update, don't need to touch MPC tree*/
2309 if (!pipe_ctx->plane_state->update_flags.bits.full_update &&
2310 !pipe_ctx->update_flags.bits.mpcc) {
2311 mpc->funcs->update_blending(mpc, &blnd_cfg, mpcc_id);
2312 return;
2313 }
2314
2315 /* check if this MPCC is already being used */
2316 new_mpcc = mpc->funcs->get_mpcc_for_dpp(mpc_tree_params, mpcc_id);
2317 /* remove MPCC if being used */
2318 if (new_mpcc != NULL)
2319 mpc->funcs->remove_mpcc(mpc, mpc_tree_params, new_mpcc);
2320 else
2321 if (dc->debug.sanity_checks)
2322 mpc->funcs->assert_mpcc_idle_before_connect(
2323 dc->res_pool->mpc, mpcc_id);
2324
2325 /* Call MPC to insert new plane */
2326 new_mpcc = mpc->funcs->insert_plane(dc->res_pool->mpc,
2327 mpc_tree_params,
2328 &blnd_cfg,
2329 NULL,
2330 NULL,
2331 hubp->inst,
2332 mpcc_id);
2333
2334 ASSERT(new_mpcc != NULL);
2335 hubp->opp_id = pipe_ctx->stream_res.opp->inst;
2336 hubp->mpcc_id = mpcc_id;
2337 }
2338
dcn20_enable_stream(struct pipe_ctx * pipe_ctx)2339 void dcn20_enable_stream(struct pipe_ctx *pipe_ctx)
2340 {
2341 enum dc_lane_count lane_count =
2342 pipe_ctx->stream->link->cur_link_settings.lane_count;
2343
2344 struct dc_crtc_timing *timing = &pipe_ctx->stream->timing;
2345 struct dc_link *link = pipe_ctx->stream->link;
2346
2347 uint32_t active_total_with_borders;
2348 uint32_t early_control = 0;
2349 struct timing_generator *tg = pipe_ctx->stream_res.tg;
2350
2351 /* For MST, there are multiply stream go to only one link.
2352 * connect DIG back_end to front_end while enable_stream and
2353 * disconnect them during disable_stream
2354 * BY this, it is logic clean to separate stream and link
2355 */
2356 link->link_enc->funcs->connect_dig_be_to_fe(link->link_enc,
2357 pipe_ctx->stream_res.stream_enc->id, true);
2358
2359 if (pipe_ctx->plane_state && pipe_ctx->plane_state->flip_immediate != 1) {
2360 if (link->dc->hwss.program_dmdata_engine)
2361 link->dc->hwss.program_dmdata_engine(pipe_ctx);
2362 }
2363
2364 link->dc->hwss.update_info_frame(pipe_ctx);
2365
2366 /* enable early control to avoid corruption on DP monitor*/
2367 active_total_with_borders =
2368 timing->h_addressable
2369 + timing->h_border_left
2370 + timing->h_border_right;
2371
2372 if (lane_count != 0)
2373 early_control = active_total_with_borders % lane_count;
2374
2375 if (early_control == 0)
2376 early_control = lane_count;
2377
2378 tg->funcs->set_early_control(tg, early_control);
2379
2380 /* enable audio only within mode set */
2381 if (pipe_ctx->stream_res.audio != NULL) {
2382 if (dc_is_dp_signal(pipe_ctx->stream->signal))
2383 pipe_ctx->stream_res.stream_enc->funcs->dp_audio_enable(pipe_ctx->stream_res.stream_enc);
2384 }
2385 }
2386
dcn20_program_dmdata_engine(struct pipe_ctx * pipe_ctx)2387 void dcn20_program_dmdata_engine(struct pipe_ctx *pipe_ctx)
2388 {
2389 struct dc_stream_state *stream = pipe_ctx->stream;
2390 struct hubp *hubp = pipe_ctx->plane_res.hubp;
2391 bool enable = false;
2392 struct stream_encoder *stream_enc = pipe_ctx->stream_res.stream_enc;
2393 enum dynamic_metadata_mode mode = dc_is_dp_signal(stream->signal)
2394 ? dmdata_dp
2395 : dmdata_hdmi;
2396
2397 /* if using dynamic meta, don't set up generic infopackets */
2398 if (pipe_ctx->stream->dmdata_address.quad_part != 0) {
2399 pipe_ctx->stream_res.encoder_info_frame.hdrsmd.valid = false;
2400 enable = true;
2401 }
2402
2403 if (!hubp)
2404 return;
2405
2406 if (!stream_enc || !stream_enc->funcs->set_dynamic_metadata)
2407 return;
2408
2409 stream_enc->funcs->set_dynamic_metadata(stream_enc, enable,
2410 hubp->inst, mode);
2411 }
2412
dcn20_fpga_init_hw(struct dc * dc)2413 void dcn20_fpga_init_hw(struct dc *dc)
2414 {
2415 int i, j;
2416 struct dce_hwseq *hws = dc->hwseq;
2417 struct resource_pool *res_pool = dc->res_pool;
2418 struct dc_state *context = dc->current_state;
2419
2420 if (dc->clk_mgr && dc->clk_mgr->funcs->init_clocks)
2421 dc->clk_mgr->funcs->init_clocks(dc->clk_mgr);
2422
2423 // Initialize the dccg
2424 if (res_pool->dccg->funcs->dccg_init)
2425 res_pool->dccg->funcs->dccg_init(res_pool->dccg);
2426
2427 //Enable ability to power gate / don't force power on permanently
2428 hws->funcs.enable_power_gating_plane(hws, true);
2429
2430 // Specific to FPGA dccg and registers
2431 REG_WRITE(RBBMIF_TIMEOUT_DIS, 0xFFFFFFFF);
2432 REG_WRITE(RBBMIF_TIMEOUT_DIS_2, 0xFFFFFFFF);
2433
2434 hws->funcs.dccg_init(hws);
2435
2436 REG_UPDATE(DCHUBBUB_GLOBAL_TIMER_CNTL, DCHUBBUB_GLOBAL_TIMER_REFDIV, 2);
2437 REG_UPDATE(DCHUBBUB_GLOBAL_TIMER_CNTL, DCHUBBUB_GLOBAL_TIMER_ENABLE, 1);
2438 if (REG(REFCLK_CNTL))
2439 REG_WRITE(REFCLK_CNTL, 0);
2440 //
2441
2442
2443 /* Blank pixel data with OPP DPG */
2444 for (i = 0; i < dc->res_pool->timing_generator_count; i++) {
2445 struct timing_generator *tg = dc->res_pool->timing_generators[i];
2446
2447 if (tg->funcs->is_tg_enabled(tg))
2448 dcn20_init_blank(dc, tg);
2449 }
2450
2451 for (i = 0; i < res_pool->timing_generator_count; i++) {
2452 struct timing_generator *tg = dc->res_pool->timing_generators[i];
2453
2454 if (tg->funcs->is_tg_enabled(tg))
2455 tg->funcs->lock(tg);
2456 }
2457
2458 for (i = 0; i < dc->res_pool->pipe_count; i++) {
2459 struct dpp *dpp = res_pool->dpps[i];
2460
2461 dpp->funcs->dpp_reset(dpp);
2462 }
2463
2464 /* Reset all MPCC muxes */
2465 res_pool->mpc->funcs->mpc_init(res_pool->mpc);
2466
2467 /* initialize OPP mpc_tree parameter */
2468 for (i = 0; i < dc->res_pool->res_cap->num_opp; i++) {
2469 res_pool->opps[i]->mpc_tree_params.opp_id = res_pool->opps[i]->inst;
2470 res_pool->opps[i]->mpc_tree_params.opp_list = NULL;
2471 for (j = 0; j < MAX_PIPES; j++)
2472 res_pool->opps[i]->mpcc_disconnect_pending[j] = false;
2473 }
2474
2475 for (i = 0; i < dc->res_pool->pipe_count; i++) {
2476 struct timing_generator *tg = dc->res_pool->timing_generators[i];
2477 struct pipe_ctx *pipe_ctx = &context->res_ctx.pipe_ctx[i];
2478 struct hubp *hubp = dc->res_pool->hubps[i];
2479 struct dpp *dpp = dc->res_pool->dpps[i];
2480
2481 pipe_ctx->stream_res.tg = tg;
2482 pipe_ctx->pipe_idx = i;
2483
2484 pipe_ctx->plane_res.hubp = hubp;
2485 pipe_ctx->plane_res.dpp = dpp;
2486 pipe_ctx->plane_res.mpcc_inst = dpp->inst;
2487 hubp->mpcc_id = dpp->inst;
2488 hubp->opp_id = OPP_ID_INVALID;
2489 hubp->power_gated = false;
2490 pipe_ctx->stream_res.opp = NULL;
2491
2492 hubp->funcs->hubp_init(hubp);
2493
2494 //dc->res_pool->opps[i]->mpc_tree_params.opp_id = dc->res_pool->opps[i]->inst;
2495 //dc->res_pool->opps[i]->mpc_tree_params.opp_list = NULL;
2496 dc->res_pool->opps[i]->mpcc_disconnect_pending[pipe_ctx->plane_res.mpcc_inst] = true;
2497 pipe_ctx->stream_res.opp = dc->res_pool->opps[i];
2498 /*to do*/
2499 hws->funcs.plane_atomic_disconnect(dc, pipe_ctx);
2500 }
2501
2502 /* initialize DWB pointer to MCIF_WB */
2503 for (i = 0; i < res_pool->res_cap->num_dwb; i++)
2504 res_pool->dwbc[i]->mcif = res_pool->mcif_wb[i];
2505
2506 for (i = 0; i < dc->res_pool->timing_generator_count; i++) {
2507 struct timing_generator *tg = dc->res_pool->timing_generators[i];
2508
2509 if (tg->funcs->is_tg_enabled(tg))
2510 tg->funcs->unlock(tg);
2511 }
2512
2513 for (i = 0; i < dc->res_pool->pipe_count; i++) {
2514 struct pipe_ctx *pipe_ctx = &context->res_ctx.pipe_ctx[i];
2515
2516 dc->hwss.disable_plane(dc, pipe_ctx);
2517
2518 pipe_ctx->stream_res.tg = NULL;
2519 pipe_ctx->plane_res.hubp = NULL;
2520 }
2521
2522 for (i = 0; i < dc->res_pool->timing_generator_count; i++) {
2523 struct timing_generator *tg = dc->res_pool->timing_generators[i];
2524
2525 tg->funcs->tg_init(tg);
2526 }
2527 }
2528 #ifndef TRIM_FSFT
dcn20_optimize_timing_for_fsft(struct dc * dc,struct dc_crtc_timing * timing,unsigned int max_input_rate_in_khz)2529 bool dcn20_optimize_timing_for_fsft(struct dc *dc,
2530 struct dc_crtc_timing *timing,
2531 unsigned int max_input_rate_in_khz)
2532 {
2533 unsigned int old_v_front_porch;
2534 unsigned int old_v_total;
2535 unsigned int max_input_rate_in_100hz;
2536 unsigned long long new_v_total;
2537
2538 max_input_rate_in_100hz = max_input_rate_in_khz * 10;
2539 if (max_input_rate_in_100hz < timing->pix_clk_100hz)
2540 return false;
2541
2542 old_v_total = timing->v_total;
2543 old_v_front_porch = timing->v_front_porch;
2544
2545 timing->fast_transport_output_rate_100hz = timing->pix_clk_100hz;
2546 timing->pix_clk_100hz = max_input_rate_in_100hz;
2547
2548 new_v_total = div_u64((unsigned long long)old_v_total * max_input_rate_in_100hz, timing->pix_clk_100hz);
2549
2550 timing->v_total = new_v_total;
2551 timing->v_front_porch = old_v_front_porch + (timing->v_total - old_v_total);
2552 return true;
2553 }
2554 #endif
2555