1/*
2 * Copyright 2012-15 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
26#include "dm_services.h"
27#include "dc_bios_types.h"
28#include "dcn10_stream_encoder.h"
29#include "reg_helper.h"
30#include "hw_shared.h"
31#include "link.h"
32#include "dpcd_defs.h"
33#include "dcn30/dcn30_afmt.h"
34
35#define DC_LOGGER \
36 enc1->base.ctx->logger
37
38#define REG(reg)\
39 (enc1->regs->reg)
40
41#undef FN
42#define FN(reg_name, field_name) \
43 enc1->se_shift->field_name, enc1->se_mask->field_name
44
45#define VBI_LINE_0 0
46#define DP_BLANK_MAX_RETRY 20
47#define HDMI_CLOCK_CHANNEL_RATE_MORE_340M 340000
48
49
50enum {
51 DP_MST_UPDATE_MAX_RETRY = 50
52};
53
54#define CTX \
55 enc1->base.ctx
56
57void enc1_update_generic_info_packet(
58 struct dcn10_stream_encoder *enc1,
59 uint32_t packet_index,
60 const struct dc_info_packet *info_packet)
61{
62 /* TODOFPGA Figure out a proper number for max_retries polling for lock
63 * use 50 for now.
64 */
65 uint32_t max_retries = 50;
66
67 /*we need turn on clock before programming AFMT block*/
68 REG_UPDATE(AFMT_CNTL, AFMT_AUDIO_CLOCK_EN, 1);
69
70 if (packet_index >= 8)
71 ASSERT(0);
72
73 /* poll dig_update_lock is not locked -> asic internal signal
74 * assume otg master lock will unlock it
75 */
76/* REG_WAIT(AFMT_VBI_PACKET_CONTROL, AFMT_GENERIC_LOCK_STATUS,
77 0, 10, max_retries);*/
78
79 /* check if HW reading GSP memory */
80 REG_WAIT(AFMT_VBI_PACKET_CONTROL, AFMT_GENERIC_CONFLICT,
81 0, 10, max_retries);
82
83 /* HW does is not reading GSP memory not reading too long ->
84 * something wrong. clear GPS memory access and notify?
85 * hw SW is writing to GSP memory
86 */
87 REG_UPDATE(AFMT_VBI_PACKET_CONTROL, AFMT_GENERIC_CONFLICT_CLR, 1);
88
89 /* choose which generic packet to use */
90 REG_UPDATE(AFMT_VBI_PACKET_CONTROL,
91 AFMT_GENERIC_INDEX, packet_index);
92
93 /* write generic packet header
94 * (4th byte is for GENERIC0 only)
95 */
96 REG_SET_4(AFMT_GENERIC_HDR, 0,
97 AFMT_GENERIC_HB0, info_packet->hb0,
98 AFMT_GENERIC_HB1, info_packet->hb1,
99 AFMT_GENERIC_HB2, info_packet->hb2,
100 AFMT_GENERIC_HB3, info_packet->hb3);
101
102 /* write generic packet contents
103 * (we never use last 4 bytes)
104 * there are 8 (0-7) mmDIG0_AFMT_GENERIC0_x registers
105 */
106 {
107 const uint32_t *content =
108 (const uint32_t *) &info_packet->sb[0];
109
110 REG_WRITE(AFMT_GENERIC_0, *content++);
111 REG_WRITE(AFMT_GENERIC_1, *content++);
112 REG_WRITE(AFMT_GENERIC_2, *content++);
113 REG_WRITE(AFMT_GENERIC_3, *content++);
114 REG_WRITE(AFMT_GENERIC_4, *content++);
115 REG_WRITE(AFMT_GENERIC_5, *content++);
116 REG_WRITE(AFMT_GENERIC_6, *content++);
117 REG_WRITE(AFMT_GENERIC_7, *content);
118 }
119
120 switch (packet_index) {
121 case 0:
122 REG_UPDATE(AFMT_VBI_PACKET_CONTROL1,
123 AFMT_GENERIC0_IMMEDIATE_UPDATE, 1);
124 break;
125 case 1:
126 REG_UPDATE(AFMT_VBI_PACKET_CONTROL1,
127 AFMT_GENERIC1_IMMEDIATE_UPDATE, 1);
128 break;
129 case 2:
130 REG_UPDATE(AFMT_VBI_PACKET_CONTROL1,
131 AFMT_GENERIC2_IMMEDIATE_UPDATE, 1);
132 break;
133 case 3:
134 REG_UPDATE(AFMT_VBI_PACKET_CONTROL1,
135 AFMT_GENERIC3_IMMEDIATE_UPDATE, 1);
136 break;
137 case 4:
138 REG_UPDATE(AFMT_VBI_PACKET_CONTROL1,
139 AFMT_GENERIC4_IMMEDIATE_UPDATE, 1);
140 break;
141 case 5:
142 REG_UPDATE(AFMT_VBI_PACKET_CONTROL1,
143 AFMT_GENERIC5_IMMEDIATE_UPDATE, 1);
144 break;
145 case 6:
146 REG_UPDATE(AFMT_VBI_PACKET_CONTROL1,
147 AFMT_GENERIC6_IMMEDIATE_UPDATE, 1);
148 break;
149 case 7:
150 REG_UPDATE(AFMT_VBI_PACKET_CONTROL1,
151 AFMT_GENERIC7_IMMEDIATE_UPDATE, 1);
152 break;
153 default:
154 break;
155 }
156}
157
158static void enc1_update_hdmi_info_packet(
159 struct dcn10_stream_encoder *enc1,
160 uint32_t packet_index,
161 const struct dc_info_packet *info_packet)
162{
163 uint32_t cont, send, line;
164
165 if (info_packet->valid) {
166 enc1_update_generic_info_packet(
167 enc1,
168 packet_index,
169 info_packet);
170
171 /* enable transmission of packet(s) -
172 * packet transmission begins on the next frame
173 */
174 cont = 1;
175 /* send packet(s) every frame */
176 send = 1;
177 /* select line number to send packets on */
178 line = 2;
179 } else {
180 cont = 0;
181 send = 0;
182 line = 0;
183 }
184
185 /* choose which generic packet control to use */
186 switch (packet_index) {
187 case 0:
188 REG_UPDATE_3(HDMI_GENERIC_PACKET_CONTROL0,
189 HDMI_GENERIC0_CONT, cont,
190 HDMI_GENERIC0_SEND, send,
191 HDMI_GENERIC0_LINE, line);
192 break;
193 case 1:
194 REG_UPDATE_3(HDMI_GENERIC_PACKET_CONTROL0,
195 HDMI_GENERIC1_CONT, cont,
196 HDMI_GENERIC1_SEND, send,
197 HDMI_GENERIC1_LINE, line);
198 break;
199 case 2:
200 REG_UPDATE_3(HDMI_GENERIC_PACKET_CONTROL1,
201 HDMI_GENERIC0_CONT, cont,
202 HDMI_GENERIC0_SEND, send,
203 HDMI_GENERIC0_LINE, line);
204 break;
205 case 3:
206 REG_UPDATE_3(HDMI_GENERIC_PACKET_CONTROL1,
207 HDMI_GENERIC1_CONT, cont,
208 HDMI_GENERIC1_SEND, send,
209 HDMI_GENERIC1_LINE, line);
210 break;
211 case 4:
212 REG_UPDATE_3(HDMI_GENERIC_PACKET_CONTROL2,
213 HDMI_GENERIC0_CONT, cont,
214 HDMI_GENERIC0_SEND, send,
215 HDMI_GENERIC0_LINE, line);
216 break;
217 case 5:
218 REG_UPDATE_3(HDMI_GENERIC_PACKET_CONTROL2,
219 HDMI_GENERIC1_CONT, cont,
220 HDMI_GENERIC1_SEND, send,
221 HDMI_GENERIC1_LINE, line);
222 break;
223 case 6:
224 REG_UPDATE_3(HDMI_GENERIC_PACKET_CONTROL3,
225 HDMI_GENERIC0_CONT, cont,
226 HDMI_GENERIC0_SEND, send,
227 HDMI_GENERIC0_LINE, line);
228 break;
229 case 7:
230 REG_UPDATE_3(HDMI_GENERIC_PACKET_CONTROL3,
231 HDMI_GENERIC1_CONT, cont,
232 HDMI_GENERIC1_SEND, send,
233 HDMI_GENERIC1_LINE, line);
234 break;
235 default:
236 /* invalid HW packet index */
237 DC_LOG_WARNING(
238 "Invalid HW packet index: %s()\n",
239 __func__);
240 return;
241 }
242}
243
244/* setup stream encoder in dp mode */
245void enc1_stream_encoder_dp_set_stream_attribute(
246 struct stream_encoder *enc,
247 struct dc_crtc_timing *crtc_timing,
248 enum dc_color_space output_color_space,
249 bool use_vsc_sdp_for_colorimetry,
250 uint32_t enable_sdp_splitting)
251{
252 uint32_t h_active_start;
253 uint32_t v_active_start;
254 uint32_t misc0 = 0;
255 uint32_t misc1 = 0;
256 uint32_t h_blank;
257 uint32_t h_back_porch;
258 uint8_t synchronous_clock = 0; /* asynchronous mode */
259 uint8_t colorimetry_bpc;
260 uint8_t dp_pixel_encoding = 0;
261 uint8_t dp_component_depth = 0;
262
263 struct dcn10_stream_encoder *enc1 = DCN10STRENC_FROM_STRENC(enc);
264 struct dc_crtc_timing hw_crtc_timing = *crtc_timing;
265
266 if (hw_crtc_timing.flags.INTERLACE) {
267 /*the input timing is in VESA spec format with Interlace flag =1*/
268 hw_crtc_timing.v_total /= 2;
269 hw_crtc_timing.v_border_top /= 2;
270 hw_crtc_timing.v_addressable /= 2;
271 hw_crtc_timing.v_border_bottom /= 2;
272 hw_crtc_timing.v_front_porch /= 2;
273 hw_crtc_timing.v_sync_width /= 2;
274 }
275
276
277 /* set pixel encoding */
278 switch (hw_crtc_timing.pixel_encoding) {
279 case PIXEL_ENCODING_YCBCR422:
280 dp_pixel_encoding = DP_PIXEL_ENCODING_TYPE_YCBCR422;
281 break;
282 case PIXEL_ENCODING_YCBCR444:
283 dp_pixel_encoding = DP_PIXEL_ENCODING_TYPE_YCBCR444;
284
285 if (hw_crtc_timing.flags.Y_ONLY)
286 if (hw_crtc_timing.display_color_depth != COLOR_DEPTH_666)
287 /* HW testing only, no use case yet.
288 * Color depth of Y-only could be
289 * 8, 10, 12, 16 bits
290 */
291 dp_pixel_encoding = DP_PIXEL_ENCODING_TYPE_Y_ONLY;
292
293 /* Note: DP_MSA_MISC1 bit 7 is the indicator
294 * of Y-only mode.
295 * This bit is set in HW if register
296 * DP_PIXEL_ENCODING is programmed to 0x4
297 */
298 break;
299 case PIXEL_ENCODING_YCBCR420:
300 dp_pixel_encoding = DP_PIXEL_ENCODING_TYPE_YCBCR420;
301 break;
302 default:
303 dp_pixel_encoding = DP_PIXEL_ENCODING_TYPE_RGB444;
304 break;
305 }
306
307 misc1 = REG_READ(DP_MSA_MISC);
308 /* For YCbCr420 and BT2020 Colorimetry Formats, VSC SDP shall be used.
309 * When MISC1, bit 6, is Set to 1, a Source device uses a VSC SDP to indicate the
310 * Pixel Encoding/Colorimetry Format and that a Sink device shall ignore MISC1, bit 7,
311 * and MISC0, bits 7:1 (MISC1, bit 7, and MISC0, bits 7:1, become "don't care").
312 */
313 if (use_vsc_sdp_for_colorimetry)
314 misc1 = misc1 | 0x40;
315 else
316 misc1 = misc1 & ~0x40;
317
318 /* set color depth */
319 switch (hw_crtc_timing.display_color_depth) {
320 case COLOR_DEPTH_666:
321 dp_component_depth = DP_COMPONENT_PIXEL_DEPTH_6BPC;
322 break;
323 case COLOR_DEPTH_888:
324 dp_component_depth = DP_COMPONENT_PIXEL_DEPTH_8BPC;
325 break;
326 case COLOR_DEPTH_101010:
327 dp_component_depth = DP_COMPONENT_PIXEL_DEPTH_10BPC;
328 break;
329 case COLOR_DEPTH_121212:
330 dp_component_depth = DP_COMPONENT_PIXEL_DEPTH_12BPC;
331 break;
332 case COLOR_DEPTH_161616:
333 dp_component_depth = DP_COMPONENT_PIXEL_DEPTH_16BPC;
334 break;
335 default:
336 dp_component_depth = DP_COMPONENT_PIXEL_DEPTH_6BPC;
337 break;
338 }
339
340 /* Set DP pixel encoding and component depth */
341 REG_UPDATE_2(DP_PIXEL_FORMAT,
342 DP_PIXEL_ENCODING, dp_pixel_encoding,
343 DP_COMPONENT_DEPTH, dp_component_depth);
344
345 /* set dynamic range and YCbCr range */
346
347 switch (hw_crtc_timing.display_color_depth) {
348 case COLOR_DEPTH_666:
349 colorimetry_bpc = 0;
350 break;
351 case COLOR_DEPTH_888:
352 colorimetry_bpc = 1;
353 break;
354 case COLOR_DEPTH_101010:
355 colorimetry_bpc = 2;
356 break;
357 case COLOR_DEPTH_121212:
358 colorimetry_bpc = 3;
359 break;
360 default:
361 colorimetry_bpc = 0;
362 break;
363 }
364
365 misc0 = misc0 | synchronous_clock;
366 misc0 = colorimetry_bpc << 5;
367
368 switch (output_color_space) {
369 case COLOR_SPACE_SRGB:
370 misc1 = misc1 & ~0x80; /* bit7 = 0*/
371 break;
372 case COLOR_SPACE_SRGB_LIMITED:
373 misc0 = misc0 | 0x8; /* bit3=1 */
374 misc1 = misc1 & ~0x80; /* bit7 = 0*/
375 break;
376 case COLOR_SPACE_YCBCR601:
377 case COLOR_SPACE_YCBCR601_LIMITED:
378 misc0 = misc0 | 0x8; /* bit3=1, bit4=0 */
379 misc1 = misc1 & ~0x80; /* bit7 = 0*/
380 if (hw_crtc_timing.pixel_encoding == PIXEL_ENCODING_YCBCR422)
381 misc0 = misc0 | 0x2; /* bit2=0, bit1=1 */
382 else if (hw_crtc_timing.pixel_encoding == PIXEL_ENCODING_YCBCR444)
383 misc0 = misc0 | 0x4; /* bit2=1, bit1=0 */
384 break;
385 case COLOR_SPACE_YCBCR709:
386 case COLOR_SPACE_YCBCR709_LIMITED:
387 misc0 = misc0 | 0x18; /* bit3=1, bit4=1 */
388 misc1 = misc1 & ~0x80; /* bit7 = 0*/
389 if (hw_crtc_timing.pixel_encoding == PIXEL_ENCODING_YCBCR422)
390 misc0 = misc0 | 0x2; /* bit2=0, bit1=1 */
391 else if (hw_crtc_timing.pixel_encoding == PIXEL_ENCODING_YCBCR444)
392 misc0 = misc0 | 0x4; /* bit2=1, bit1=0 */
393 break;
394 case COLOR_SPACE_2020_RGB_LIMITEDRANGE:
395 case COLOR_SPACE_2020_RGB_FULLRANGE:
396 case COLOR_SPACE_2020_YCBCR:
397 case COLOR_SPACE_XR_RGB:
398 case COLOR_SPACE_MSREF_SCRGB:
399 case COLOR_SPACE_ADOBERGB:
400 case COLOR_SPACE_DCIP3:
401 case COLOR_SPACE_XV_YCC_709:
402 case COLOR_SPACE_XV_YCC_601:
403 case COLOR_SPACE_DISPLAYNATIVE:
404 case COLOR_SPACE_DOLBYVISION:
405 case COLOR_SPACE_APPCTRL:
406 case COLOR_SPACE_CUSTOMPOINTS:
407 case COLOR_SPACE_UNKNOWN:
408 case COLOR_SPACE_YCBCR709_BLACK:
409 /* do nothing */
410 break;
411 }
412
413 REG_SET(DP_MSA_COLORIMETRY, 0, DP_MSA_MISC0, misc0);
414 REG_WRITE(DP_MSA_MISC, misc1); /* MSA_MISC1 */
415
416 /* dcn new register
417 * dc_crtc_timing is vesa dmt struct. data from edid
418 */
419 REG_SET_2(DP_MSA_TIMING_PARAM1, 0,
420 DP_MSA_HTOTAL, hw_crtc_timing.h_total,
421 DP_MSA_VTOTAL, hw_crtc_timing.v_total);
422
423 /* calculate from vesa timing parameters
424 * h_active_start related to leading edge of sync
425 */
426
427 h_blank = hw_crtc_timing.h_total - hw_crtc_timing.h_border_left -
428 hw_crtc_timing.h_addressable - hw_crtc_timing.h_border_right;
429
430 h_back_porch = h_blank - hw_crtc_timing.h_front_porch -
431 hw_crtc_timing.h_sync_width;
432
433 /* start at beginning of left border */
434 h_active_start = hw_crtc_timing.h_sync_width + h_back_porch;
435
436
437 v_active_start = hw_crtc_timing.v_total - hw_crtc_timing.v_border_top -
438 hw_crtc_timing.v_addressable - hw_crtc_timing.v_border_bottom -
439 hw_crtc_timing.v_front_porch;
440
441
442 /* start at beginning of left border */
443 REG_SET_2(DP_MSA_TIMING_PARAM2, 0,
444 DP_MSA_HSTART, h_active_start,
445 DP_MSA_VSTART, v_active_start);
446
447 REG_SET_4(DP_MSA_TIMING_PARAM3, 0,
448 DP_MSA_HSYNCWIDTH,
449 hw_crtc_timing.h_sync_width,
450 DP_MSA_HSYNCPOLARITY,
451 !hw_crtc_timing.flags.HSYNC_POSITIVE_POLARITY,
452 DP_MSA_VSYNCWIDTH,
453 hw_crtc_timing.v_sync_width,
454 DP_MSA_VSYNCPOLARITY,
455 !hw_crtc_timing.flags.VSYNC_POSITIVE_POLARITY);
456
457 /* HWDITH include border or overscan */
458 REG_SET_2(DP_MSA_TIMING_PARAM4, 0,
459 DP_MSA_HWIDTH, hw_crtc_timing.h_border_left +
460 hw_crtc_timing.h_addressable + hw_crtc_timing.h_border_right,
461 DP_MSA_VHEIGHT, hw_crtc_timing.v_border_top +
462 hw_crtc_timing.v_addressable + hw_crtc_timing.v_border_bottom);
463}
464
465void enc1_stream_encoder_set_stream_attribute_helper(
466 struct dcn10_stream_encoder *enc1,
467 struct dc_crtc_timing *crtc_timing)
468{
469 switch (crtc_timing->pixel_encoding) {
470 case PIXEL_ENCODING_YCBCR422:
471 REG_UPDATE(DIG_FE_CNTL, TMDS_PIXEL_ENCODING, 1);
472 break;
473 default:
474 REG_UPDATE(DIG_FE_CNTL, TMDS_PIXEL_ENCODING, 0);
475 break;
476 }
477 REG_UPDATE(DIG_FE_CNTL, TMDS_COLOR_FORMAT, 0);
478}
479
480/* setup stream encoder in hdmi mode */
481void enc1_stream_encoder_hdmi_set_stream_attribute(
482 struct stream_encoder *enc,
483 struct dc_crtc_timing *crtc_timing,
484 int actual_pix_clk_khz,
485 bool enable_audio)
486{
487 struct dcn10_stream_encoder *enc1 = DCN10STRENC_FROM_STRENC(enc);
488 struct bp_encoder_control cntl = {0};
489
490 cntl.action = ENCODER_CONTROL_SETUP;
491 cntl.engine_id = enc1->base.id;
492 cntl.signal = SIGNAL_TYPE_HDMI_TYPE_A;
493 cntl.enable_dp_audio = enable_audio;
494 cntl.pixel_clock = actual_pix_clk_khz;
495 cntl.lanes_number = LANE_COUNT_FOUR;
496
497 if (enc1->base.bp->funcs->encoder_control(
498 enc1->base.bp, &cntl) != BP_RESULT_OK)
499 return;
500
501 enc1_stream_encoder_set_stream_attribute_helper(enc1, crtc_timing);
502
503 /* setup HDMI engine */
504 REG_UPDATE_6(HDMI_CONTROL,
505 HDMI_PACKET_GEN_VERSION, 1,
506 HDMI_KEEPOUT_MODE, 1,
507 HDMI_DEEP_COLOR_ENABLE, 0,
508 HDMI_DATA_SCRAMBLE_EN, 0,
509 HDMI_NO_EXTRA_NULL_PACKET_FILLED, 1,
510 HDMI_CLOCK_CHANNEL_RATE, 0);
511
512
513 switch (crtc_timing->display_color_depth) {
514 case COLOR_DEPTH_888:
515 REG_UPDATE(HDMI_CONTROL, HDMI_DEEP_COLOR_DEPTH, 0);
516 DC_LOG_DEBUG("HDMI source set to 24BPP deep color depth\n");
517 break;
518 case COLOR_DEPTH_101010:
519 if (crtc_timing->pixel_encoding == PIXEL_ENCODING_YCBCR422) {
520 REG_UPDATE_2(HDMI_CONTROL,
521 HDMI_DEEP_COLOR_DEPTH, 1,
522 HDMI_DEEP_COLOR_ENABLE, 0);
523 DC_LOG_DEBUG("HDMI source 30BPP deep color depth" \
524 "disabled for YCBCR422 pixel encoding\n");
525 } else {
526 REG_UPDATE_2(HDMI_CONTROL,
527 HDMI_DEEP_COLOR_DEPTH, 1,
528 HDMI_DEEP_COLOR_ENABLE, 1);
529 DC_LOG_DEBUG("HDMI source 30BPP deep color depth" \
530 "enabled for YCBCR422 non-pixel encoding\n");
531 }
532 break;
533 case COLOR_DEPTH_121212:
534 if (crtc_timing->pixel_encoding == PIXEL_ENCODING_YCBCR422) {
535 REG_UPDATE_2(HDMI_CONTROL,
536 HDMI_DEEP_COLOR_DEPTH, 2,
537 HDMI_DEEP_COLOR_ENABLE, 0);
538 DC_LOG_DEBUG("HDMI source 36BPP deep color depth" \
539 "disabled for YCBCR422 pixel encoding\n");
540 } else {
541 REG_UPDATE_2(HDMI_CONTROL,
542 HDMI_DEEP_COLOR_DEPTH, 2,
543 HDMI_DEEP_COLOR_ENABLE, 1);
544 DC_LOG_DEBUG("HDMI source 36BPP deep color depth" \
545 "enabled for non-pixel YCBCR422 encoding\n");
546 }
547 break;
548 case COLOR_DEPTH_161616:
549 REG_UPDATE_2(HDMI_CONTROL,
550 HDMI_DEEP_COLOR_DEPTH, 3,
551 HDMI_DEEP_COLOR_ENABLE, 1);
552 DC_LOG_DEBUG("HDMI source deep color depth enabled in" \
553 "reserved mode\n");
554 break;
555 default:
556 break;
557 }
558
559 if (actual_pix_clk_khz >= HDMI_CLOCK_CHANNEL_RATE_MORE_340M) {
560 /* enable HDMI data scrambler
561 * HDMI_CLOCK_CHANNEL_RATE_MORE_340M
562 * Clock channel frequency is 1/4 of character rate.
563 */
564 REG_UPDATE_2(HDMI_CONTROL,
565 HDMI_DATA_SCRAMBLE_EN, 1,
566 HDMI_CLOCK_CHANNEL_RATE, 1);
567 } else if (crtc_timing->flags.LTE_340MCSC_SCRAMBLE) {
568
569 /* TODO: New feature for DCE11, still need to implement */
570
571 /* enable HDMI data scrambler
572 * HDMI_CLOCK_CHANNEL_FREQ_EQUAL_TO_CHAR_RATE
573 * Clock channel frequency is the same
574 * as character rate
575 */
576 REG_UPDATE_2(HDMI_CONTROL,
577 HDMI_DATA_SCRAMBLE_EN, 1,
578 HDMI_CLOCK_CHANNEL_RATE, 0);
579 }
580
581
582 REG_UPDATE_3(HDMI_VBI_PACKET_CONTROL,
583 HDMI_GC_CONT, 1,
584 HDMI_GC_SEND, 1,
585 HDMI_NULL_SEND, 1);
586
587 REG_UPDATE(HDMI_VBI_PACKET_CONTROL, HDMI_ACP_SEND, 0);
588
589 /* following belongs to audio */
590 REG_UPDATE(HDMI_INFOFRAME_CONTROL0, HDMI_AUDIO_INFO_SEND, 1);
591
592 REG_UPDATE(AFMT_INFOFRAME_CONTROL0, AFMT_AUDIO_INFO_UPDATE, 1);
593
594 REG_UPDATE(HDMI_INFOFRAME_CONTROL1, HDMI_AUDIO_INFO_LINE,
595 VBI_LINE_0 + 2);
596
597 REG_UPDATE(HDMI_GC, HDMI_GC_AVMUTE, 0);
598}
599
600/* setup stream encoder in dvi mode */
601void enc1_stream_encoder_dvi_set_stream_attribute(
602 struct stream_encoder *enc,
603 struct dc_crtc_timing *crtc_timing,
604 bool is_dual_link)
605{
606 struct dcn10_stream_encoder *enc1 = DCN10STRENC_FROM_STRENC(enc);
607 struct bp_encoder_control cntl = {0};
608
609 cntl.action = ENCODER_CONTROL_SETUP;
610 cntl.engine_id = enc1->base.id;
611 cntl.signal = is_dual_link ?
612 SIGNAL_TYPE_DVI_DUAL_LINK : SIGNAL_TYPE_DVI_SINGLE_LINK;
613 cntl.enable_dp_audio = false;
614 cntl.pixel_clock = crtc_timing->pix_clk_100hz / 10;
615 cntl.lanes_number = (is_dual_link) ? LANE_COUNT_EIGHT : LANE_COUNT_FOUR;
616
617 if (enc1->base.bp->funcs->encoder_control(
618 enc1->base.bp, &cntl) != BP_RESULT_OK)
619 return;
620
621 ASSERT(crtc_timing->pixel_encoding == PIXEL_ENCODING_RGB);
622 ASSERT(crtc_timing->display_color_depth == COLOR_DEPTH_888);
623 enc1_stream_encoder_set_stream_attribute_helper(enc1, crtc_timing);
624}
625
626void enc1_stream_encoder_set_throttled_vcp_size(
627 struct stream_encoder *enc,
628 struct fixed31_32 avg_time_slots_per_mtp)
629{
630 struct dcn10_stream_encoder *enc1 = DCN10STRENC_FROM_STRENC(enc);
631 uint32_t x = dc_fixpt_floor(
632 arg: avg_time_slots_per_mtp);
633 uint32_t y = dc_fixpt_ceil(
634 arg: dc_fixpt_shl(
635 arg: dc_fixpt_sub_int(
636 arg1: avg_time_slots_per_mtp,
637 arg2: x),
638 shift: 26));
639
640 // If y rounds up to integer, carry it over to x.
641 if (y >> 26) {
642 x += 1;
643 y = 0;
644 }
645
646 REG_SET_2(DP_MSE_RATE_CNTL, 0,
647 DP_MSE_RATE_X, x,
648 DP_MSE_RATE_Y, y);
649
650 /* wait for update to be completed on the link */
651 /* i.e. DP_MSE_RATE_UPDATE_PENDING field (read only) */
652 /* is reset to 0 (not pending) */
653 REG_WAIT(DP_MSE_RATE_UPDATE, DP_MSE_RATE_UPDATE_PENDING,
654 0,
655 10, DP_MST_UPDATE_MAX_RETRY);
656}
657
658static void enc1_stream_encoder_update_hdmi_info_packets(
659 struct stream_encoder *enc,
660 const struct encoder_info_frame *info_frame)
661{
662 struct dcn10_stream_encoder *enc1 = DCN10STRENC_FROM_STRENC(enc);
663
664 /* for bring up, disable dp double TODO */
665 REG_UPDATE(HDMI_DB_CONTROL, HDMI_DB_DISABLE, 1);
666
667 /*Always add mandatory packets first followed by optional ones*/
668 enc1_update_hdmi_info_packet(enc1, packet_index: 0, info_packet: &info_frame->avi);
669 enc1_update_hdmi_info_packet(enc1, packet_index: 1, info_packet: &info_frame->hfvsif);
670 enc1_update_hdmi_info_packet(enc1, packet_index: 2, info_packet: &info_frame->gamut);
671 enc1_update_hdmi_info_packet(enc1, packet_index: 3, info_packet: &info_frame->vendor);
672 enc1_update_hdmi_info_packet(enc1, packet_index: 4, info_packet: &info_frame->spd);
673 enc1_update_hdmi_info_packet(enc1, packet_index: 5, info_packet: &info_frame->hdrsmd);
674}
675
676static void enc1_stream_encoder_stop_hdmi_info_packets(
677 struct stream_encoder *enc)
678{
679 struct dcn10_stream_encoder *enc1 = DCN10STRENC_FROM_STRENC(enc);
680
681 /* stop generic packets 0 & 1 on HDMI */
682 REG_SET_6(HDMI_GENERIC_PACKET_CONTROL0, 0,
683 HDMI_GENERIC1_CONT, 0,
684 HDMI_GENERIC1_LINE, 0,
685 HDMI_GENERIC1_SEND, 0,
686 HDMI_GENERIC0_CONT, 0,
687 HDMI_GENERIC0_LINE, 0,
688 HDMI_GENERIC0_SEND, 0);
689
690 /* stop generic packets 2 & 3 on HDMI */
691 REG_SET_6(HDMI_GENERIC_PACKET_CONTROL1, 0,
692 HDMI_GENERIC0_CONT, 0,
693 HDMI_GENERIC0_LINE, 0,
694 HDMI_GENERIC0_SEND, 0,
695 HDMI_GENERIC1_CONT, 0,
696 HDMI_GENERIC1_LINE, 0,
697 HDMI_GENERIC1_SEND, 0);
698
699 /* stop generic packets 2 & 3 on HDMI */
700 REG_SET_6(HDMI_GENERIC_PACKET_CONTROL2, 0,
701 HDMI_GENERIC0_CONT, 0,
702 HDMI_GENERIC0_LINE, 0,
703 HDMI_GENERIC0_SEND, 0,
704 HDMI_GENERIC1_CONT, 0,
705 HDMI_GENERIC1_LINE, 0,
706 HDMI_GENERIC1_SEND, 0);
707
708 REG_SET_6(HDMI_GENERIC_PACKET_CONTROL3, 0,
709 HDMI_GENERIC0_CONT, 0,
710 HDMI_GENERIC0_LINE, 0,
711 HDMI_GENERIC0_SEND, 0,
712 HDMI_GENERIC1_CONT, 0,
713 HDMI_GENERIC1_LINE, 0,
714 HDMI_GENERIC1_SEND, 0);
715}
716
717void enc1_stream_encoder_update_dp_info_packets(
718 struct stream_encoder *enc,
719 const struct encoder_info_frame *info_frame)
720{
721 struct dcn10_stream_encoder *enc1 = DCN10STRENC_FROM_STRENC(enc);
722 uint32_t value = 0;
723
724 if (info_frame->vsc.valid)
725 enc1_update_generic_info_packet(
726 enc1,
727 packet_index: 0, /* packetIndex */
728 info_packet: &info_frame->vsc);
729
730 /* VSC SDP at packetIndex 1 is used by PSR in DMCUB FW.
731 * Note that the enablement of GSP1 is not done below,
732 * it's done in FW.
733 */
734 if (info_frame->vsc.valid)
735 enc1_update_generic_info_packet(
736 enc1,
737 packet_index: 1, /* packetIndex */
738 info_packet: &info_frame->vsc);
739
740 if (info_frame->spd.valid)
741 enc1_update_generic_info_packet(
742 enc1,
743 packet_index: 2, /* packetIndex */
744 info_packet: &info_frame->spd);
745
746 if (info_frame->hdrsmd.valid)
747 enc1_update_generic_info_packet(
748 enc1,
749 packet_index: 3, /* packetIndex */
750 info_packet: &info_frame->hdrsmd);
751
752 /* packetIndex 4 is used for send immediate sdp message, and please
753 * use other packetIndex (such as 5,6) for other info packet
754 */
755
756 if (info_frame->adaptive_sync.valid)
757 enc1_update_generic_info_packet(
758 enc1,
759 packet_index: 5, /* packetIndex */
760 info_packet: &info_frame->adaptive_sync);
761
762 /* enable/disable transmission of packet(s).
763 * If enabled, packet transmission begins on the next frame
764 */
765 REG_UPDATE(DP_SEC_CNTL, DP_SEC_GSP0_ENABLE, info_frame->vsc.valid);
766 REG_UPDATE(DP_SEC_CNTL, DP_SEC_GSP2_ENABLE, info_frame->spd.valid);
767 REG_UPDATE(DP_SEC_CNTL, DP_SEC_GSP3_ENABLE, info_frame->hdrsmd.valid);
768 REG_UPDATE(DP_SEC_CNTL, DP_SEC_GSP5_ENABLE, info_frame->adaptive_sync.valid);
769
770 /* This bit is the master enable bit.
771 * When enabling secondary stream engine,
772 * this master bit must also be set.
773 * This register shared with audio info frame.
774 * Therefore we need to enable master bit
775 * if at least on of the fields is not 0
776 */
777 value = REG_READ(DP_SEC_CNTL);
778 if (value)
779 REG_UPDATE(DP_SEC_CNTL, DP_SEC_STREAM_ENABLE, 1);
780}
781
782void enc1_stream_encoder_send_immediate_sdp_message(
783 struct stream_encoder *enc,
784 const uint8_t *custom_sdp_message,
785 unsigned int sdp_message_size)
786{
787 struct dcn10_stream_encoder *enc1 = DCN10STRENC_FROM_STRENC(enc);
788 uint32_t value = 0;
789
790 /* TODOFPGA Figure out a proper number for max_retries polling for lock
791 * use 50 for now.
792 */
793 uint32_t max_retries = 50;
794
795 /* check if GSP4 is transmitted */
796 REG_WAIT(DP_SEC_CNTL2, DP_SEC_GSP4_SEND_PENDING,
797 0, 10, max_retries);
798
799 /* disable GSP4 transmitting */
800 REG_UPDATE(DP_SEC_CNTL2, DP_SEC_GSP4_SEND, 0);
801
802 /* transmit GSP4 at the earliest time in a frame */
803 REG_UPDATE(DP_SEC_CNTL2, DP_SEC_GSP4_SEND_ANY_LINE, 1);
804
805 /*we need turn on clock before programming AFMT block*/
806 REG_UPDATE(AFMT_CNTL, AFMT_AUDIO_CLOCK_EN, 1);
807
808 /* check if HW reading GSP memory */
809 REG_WAIT(AFMT_VBI_PACKET_CONTROL, AFMT_GENERIC_CONFLICT,
810 0, 10, max_retries);
811
812 /* HW does is not reading GSP memory not reading too long ->
813 * something wrong. clear GPS memory access and notify?
814 * hw SW is writing to GSP memory
815 */
816 REG_UPDATE(AFMT_VBI_PACKET_CONTROL, AFMT_GENERIC_CONFLICT_CLR, 1);
817
818 /* use generic packet 4 for immediate sdp message */
819 REG_UPDATE(AFMT_VBI_PACKET_CONTROL,
820 AFMT_GENERIC_INDEX, 4);
821
822 /* write generic packet header
823 * (4th byte is for GENERIC0 only)
824 */
825 REG_SET_4(AFMT_GENERIC_HDR, 0,
826 AFMT_GENERIC_HB0, custom_sdp_message[0],
827 AFMT_GENERIC_HB1, custom_sdp_message[1],
828 AFMT_GENERIC_HB2, custom_sdp_message[2],
829 AFMT_GENERIC_HB3, custom_sdp_message[3]);
830
831 /* write generic packet contents
832 * (we never use last 4 bytes)
833 * there are 8 (0-7) mmDIG0_AFMT_GENERIC0_x registers
834 */
835 {
836 const uint32_t *content =
837 (const uint32_t *) &custom_sdp_message[4];
838
839 REG_WRITE(AFMT_GENERIC_0, *content++);
840 REG_WRITE(AFMT_GENERIC_1, *content++);
841 REG_WRITE(AFMT_GENERIC_2, *content++);
842 REG_WRITE(AFMT_GENERIC_3, *content++);
843 REG_WRITE(AFMT_GENERIC_4, *content++);
844 REG_WRITE(AFMT_GENERIC_5, *content++);
845 REG_WRITE(AFMT_GENERIC_6, *content++);
846 REG_WRITE(AFMT_GENERIC_7, *content);
847 }
848
849 /* check whether GENERIC4 registers double buffer update in immediate mode
850 * is pending
851 */
852 REG_WAIT(AFMT_VBI_PACKET_CONTROL1, AFMT_GENERIC4_IMMEDIATE_UPDATE_PENDING,
853 0, 10, max_retries);
854
855 /* atomically update double-buffered GENERIC4 registers in immediate mode
856 * (update immediately)
857 */
858 REG_UPDATE(AFMT_VBI_PACKET_CONTROL1,
859 AFMT_GENERIC4_IMMEDIATE_UPDATE, 1);
860
861 /* enable GSP4 transmitting */
862 REG_UPDATE(DP_SEC_CNTL2, DP_SEC_GSP4_SEND, 1);
863
864 /* This bit is the master enable bit.
865 * When enabling secondary stream engine,
866 * this master bit must also be set.
867 * This register shared with audio info frame.
868 * Therefore we need to enable master bit
869 * if at least on of the fields is not 0
870 */
871 value = REG_READ(DP_SEC_CNTL);
872 if (value)
873 REG_UPDATE(DP_SEC_CNTL, DP_SEC_STREAM_ENABLE, 1);
874}
875
876void enc1_stream_encoder_stop_dp_info_packets(
877 struct stream_encoder *enc)
878{
879 /* stop generic packets on DP */
880 struct dcn10_stream_encoder *enc1 = DCN10STRENC_FROM_STRENC(enc);
881 uint32_t value = 0;
882
883 REG_SET_10(DP_SEC_CNTL, 0,
884 DP_SEC_GSP0_ENABLE, 0,
885 DP_SEC_GSP1_ENABLE, 0,
886 DP_SEC_GSP2_ENABLE, 0,
887 DP_SEC_GSP3_ENABLE, 0,
888 DP_SEC_GSP4_ENABLE, 0,
889 DP_SEC_GSP5_ENABLE, 0,
890 DP_SEC_GSP6_ENABLE, 0,
891 DP_SEC_GSP7_ENABLE, 0,
892 DP_SEC_MPG_ENABLE, 0,
893 DP_SEC_STREAM_ENABLE, 0);
894
895 /* this register shared with audio info frame.
896 * therefore we need to keep master enabled
897 * if at least one of the fields is not 0 */
898 value = REG_READ(DP_SEC_CNTL);
899 if (value)
900 REG_UPDATE(DP_SEC_CNTL, DP_SEC_STREAM_ENABLE, 1);
901
902}
903
904void enc1_stream_encoder_dp_blank(
905 struct dc_link *link,
906 struct stream_encoder *enc)
907{
908 struct dcn10_stream_encoder *enc1 = DCN10STRENC_FROM_STRENC(enc);
909 uint32_t reg1 = 0;
910 uint32_t max_retries = DP_BLANK_MAX_RETRY * 10;
911
912 /* Note: For CZ, we are changing driver default to disable
913 * stream deferred to next VBLANK. If results are positive, we
914 * will make the same change to all DCE versions. There are a
915 * handful of panels that cannot handle disable stream at
916 * HBLANK and will result in a white line flash across the
917 * screen on stream disable.
918 */
919 REG_GET(DP_VID_STREAM_CNTL, DP_VID_STREAM_ENABLE, &reg1);
920 if ((reg1 & 0x1) == 0)
921 /*stream not enabled*/
922 return;
923 /* Specify the video stream disable point
924 * (2 = start of the next vertical blank)
925 */
926 REG_UPDATE(DP_VID_STREAM_CNTL, DP_VID_STREAM_DIS_DEFER, 2);
927 /* Larger delay to wait until VBLANK - use max retry of
928 * 10us*10200=102ms. This covers 100.0ms of minimum 10 Hz mode +
929 * a little more because we may not trust delay accuracy.
930 */
931 max_retries = DP_BLANK_MAX_RETRY * 501;
932
933 /* disable DP stream */
934 REG_UPDATE(DP_VID_STREAM_CNTL, DP_VID_STREAM_ENABLE, 0);
935
936 link->dc->link_srv->dp_trace_source_sequence(link, DPCD_SOURCE_SEQ_AFTER_DISABLE_DP_VID_STREAM);
937
938 /* the encoder stops sending the video stream
939 * at the start of the vertical blanking.
940 * Poll for DP_VID_STREAM_STATUS == 0
941 */
942
943 REG_WAIT(DP_VID_STREAM_CNTL, DP_VID_STREAM_STATUS,
944 0,
945 10, max_retries);
946
947 /* Tell the DP encoder to ignore timing from CRTC, must be done after
948 * the polling. If we set DP_STEER_FIFO_RESET before DP stream blank is
949 * complete, stream status will be stuck in video stream enabled state,
950 * i.e. DP_VID_STREAM_STATUS stuck at 1.
951 */
952
953 REG_UPDATE(DP_STEER_FIFO, DP_STEER_FIFO_RESET, true);
954
955 link->dc->link_srv->dp_trace_source_sequence(link, DPCD_SOURCE_SEQ_AFTER_FIFO_STEER_RESET);
956}
957
958/* output video stream to link encoder */
959void enc1_stream_encoder_dp_unblank(
960 struct dc_link *link,
961 struct stream_encoder *enc,
962 const struct encoder_unblank_param *param)
963{
964 struct dcn10_stream_encoder *enc1 = DCN10STRENC_FROM_STRENC(enc);
965
966 if (param->link_settings.link_rate != LINK_RATE_UNKNOWN) {
967 uint32_t n_vid = 0x8000;
968 uint32_t m_vid;
969 uint32_t n_multiply = 0;
970 uint64_t m_vid_l = n_vid;
971
972 /* YCbCr 4:2:0 : Computed VID_M will be 2X the input rate */
973 if (param->timing.pixel_encoding == PIXEL_ENCODING_YCBCR420) {
974 /*this param->pixel_clk_khz is half of 444 rate for 420 already*/
975 n_multiply = 1;
976 }
977 /* M / N = Fstream / Flink
978 * m_vid / n_vid = pixel rate / link rate
979 */
980
981 m_vid_l *= param->timing.pix_clk_100hz / 10;
982 m_vid_l = div_u64(dividend: m_vid_l,
983 divisor: param->link_settings.link_rate
984 * LINK_RATE_REF_FREQ_IN_KHZ);
985
986 m_vid = (uint32_t) m_vid_l;
987
988 /* enable auto measurement */
989
990 REG_UPDATE(DP_VID_TIMING, DP_VID_M_N_GEN_EN, 0);
991
992 /* auto measurement need 1 full 0x8000 symbol cycle to kick in,
993 * therefore program initial value for Mvid and Nvid
994 */
995
996 REG_UPDATE(DP_VID_N, DP_VID_N, n_vid);
997
998 REG_UPDATE(DP_VID_M, DP_VID_M, m_vid);
999
1000 REG_UPDATE_2(DP_VID_TIMING,
1001 DP_VID_M_N_GEN_EN, 1,
1002 DP_VID_N_MUL, n_multiply);
1003 }
1004
1005 /* set DIG_START to 0x1 to resync FIFO */
1006
1007 REG_UPDATE(DIG_FE_CNTL, DIG_START, 1);
1008
1009 /* switch DP encoder to CRTC data */
1010
1011 REG_UPDATE(DP_STEER_FIFO, DP_STEER_FIFO_RESET, 0);
1012
1013 /* wait 100us for DIG/DP logic to prime
1014 * (i.e. a few video lines)
1015 */
1016 udelay(100);
1017
1018 /* the hardware would start sending video at the start of the next DP
1019 * frame (i.e. rising edge of the vblank).
1020 * NOTE: We used to program DP_VID_STREAM_DIS_DEFER = 2 here, but this
1021 * register has no effect on enable transition! HW always guarantees
1022 * VID_STREAM enable at start of next frame, and this is not
1023 * programmable
1024 */
1025
1026 REG_UPDATE(DP_VID_STREAM_CNTL, DP_VID_STREAM_ENABLE, true);
1027
1028 link->dc->link_srv->dp_trace_source_sequence(link,
1029 DPCD_SOURCE_SEQ_AFTER_ENABLE_DP_VID_STREAM);
1030}
1031
1032void enc1_stream_encoder_set_avmute(
1033 struct stream_encoder *enc,
1034 bool enable)
1035{
1036 struct dcn10_stream_encoder *enc1 = DCN10STRENC_FROM_STRENC(enc);
1037 unsigned int value = enable ? 1 : 0;
1038
1039 REG_UPDATE(HDMI_GC, HDMI_GC_AVMUTE, value);
1040}
1041
1042void enc1_reset_hdmi_stream_attribute(
1043 struct stream_encoder *enc)
1044{
1045 struct dcn10_stream_encoder *enc1 = DCN10STRENC_FROM_STRENC(enc);
1046
1047 REG_UPDATE_5(HDMI_CONTROL,
1048 HDMI_PACKET_GEN_VERSION, 1,
1049 HDMI_KEEPOUT_MODE, 1,
1050 HDMI_DEEP_COLOR_ENABLE, 0,
1051 HDMI_DATA_SCRAMBLE_EN, 0,
1052 HDMI_CLOCK_CHANNEL_RATE, 0);
1053}
1054
1055
1056#define DP_SEC_AUD_N__DP_SEC_AUD_N__DEFAULT 0x8000
1057#define DP_SEC_TIMESTAMP__DP_SEC_TIMESTAMP_MODE__AUTO_CALC 1
1058
1059#include "include/audio_types.h"
1060
1061
1062/* 25.2MHz/1.001*/
1063/* 25.2MHz/1.001*/
1064/* 25.2MHz*/
1065/* 27MHz */
1066/* 27MHz*1.001*/
1067/* 27MHz*1.001*/
1068/* 54MHz*/
1069/* 54MHz*1.001*/
1070/* 74.25MHz/1.001*/
1071/* 74.25MHz*/
1072/* 148.5MHz/1.001*/
1073/* 148.5MHz*/
1074
1075static const struct audio_clock_info audio_clock_info_table[16] = {
1076 {2517, 4576, 28125, 7007, 31250, 6864, 28125},
1077 {2518, 4576, 28125, 7007, 31250, 6864, 28125},
1078 {2520, 4096, 25200, 6272, 28000, 6144, 25200},
1079 {2700, 4096, 27000, 6272, 30000, 6144, 27000},
1080 {2702, 4096, 27027, 6272, 30030, 6144, 27027},
1081 {2703, 4096, 27027, 6272, 30030, 6144, 27027},
1082 {5400, 4096, 54000, 6272, 60000, 6144, 54000},
1083 {5405, 4096, 54054, 6272, 60060, 6144, 54054},
1084 {7417, 11648, 210937, 17836, 234375, 11648, 140625},
1085 {7425, 4096, 74250, 6272, 82500, 6144, 74250},
1086 {14835, 11648, 421875, 8918, 234375, 5824, 140625},
1087 {14850, 4096, 148500, 6272, 165000, 6144, 148500},
1088 {29670, 5824, 421875, 4459, 234375, 5824, 281250},
1089 {29700, 3072, 222750, 4704, 247500, 5120, 247500},
1090 {59340, 5824, 843750, 8918, 937500, 5824, 562500},
1091 {59400, 3072, 445500, 9408, 990000, 6144, 594000}
1092};
1093
1094static const struct audio_clock_info audio_clock_info_table_36bpc[14] = {
1095 {2517, 9152, 84375, 7007, 48875, 9152, 56250},
1096 {2518, 9152, 84375, 7007, 48875, 9152, 56250},
1097 {2520, 4096, 37800, 6272, 42000, 6144, 37800},
1098 {2700, 4096, 40500, 6272, 45000, 6144, 40500},
1099 {2702, 8192, 81081, 6272, 45045, 8192, 54054},
1100 {2703, 8192, 81081, 6272, 45045, 8192, 54054},
1101 {5400, 4096, 81000, 6272, 90000, 6144, 81000},
1102 {5405, 4096, 81081, 6272, 90090, 6144, 81081},
1103 {7417, 11648, 316406, 17836, 351562, 11648, 210937},
1104 {7425, 4096, 111375, 6272, 123750, 6144, 111375},
1105 {14835, 11648, 632812, 17836, 703125, 11648, 421875},
1106 {14850, 4096, 222750, 6272, 247500, 6144, 222750},
1107 {29670, 5824, 632812, 8918, 703125, 5824, 421875},
1108 {29700, 4096, 445500, 4704, 371250, 5120, 371250}
1109};
1110
1111static const struct audio_clock_info audio_clock_info_table_48bpc[14] = {
1112 {2517, 4576, 56250, 7007, 62500, 6864, 56250},
1113 {2518, 4576, 56250, 7007, 62500, 6864, 56250},
1114 {2520, 4096, 50400, 6272, 56000, 6144, 50400},
1115 {2700, 4096, 54000, 6272, 60000, 6144, 54000},
1116 {2702, 4096, 54054, 6267, 60060, 8192, 54054},
1117 {2703, 4096, 54054, 6272, 60060, 8192, 54054},
1118 {5400, 4096, 108000, 6272, 120000, 6144, 108000},
1119 {5405, 4096, 108108, 6272, 120120, 6144, 108108},
1120 {7417, 11648, 421875, 17836, 468750, 11648, 281250},
1121 {7425, 4096, 148500, 6272, 165000, 6144, 148500},
1122 {14835, 11648, 843750, 8918, 468750, 11648, 281250},
1123 {14850, 4096, 297000, 6272, 330000, 6144, 297000},
1124 {29670, 5824, 843750, 4459, 468750, 5824, 562500},
1125 {29700, 3072, 445500, 4704, 495000, 5120, 495000}
1126
1127
1128};
1129
1130static union audio_cea_channels speakers_to_channels(
1131 struct audio_speaker_flags speaker_flags)
1132{
1133 union audio_cea_channels cea_channels = {0};
1134
1135 /* these are one to one */
1136 cea_channels.channels.FL = speaker_flags.FL_FR;
1137 cea_channels.channels.FR = speaker_flags.FL_FR;
1138 cea_channels.channels.LFE = speaker_flags.LFE;
1139 cea_channels.channels.FC = speaker_flags.FC;
1140
1141 /* if Rear Left and Right exist move RC speaker to channel 7
1142 * otherwise to channel 5
1143 */
1144 if (speaker_flags.RL_RR) {
1145 cea_channels.channels.RL_RC = speaker_flags.RL_RR;
1146 cea_channels.channels.RR = speaker_flags.RL_RR;
1147 cea_channels.channels.RC_RLC_FLC = speaker_flags.RC;
1148 } else {
1149 cea_channels.channels.RL_RC = speaker_flags.RC;
1150 }
1151
1152 /* FRONT Left Right Center and REAR Left Right Center are exclusive */
1153 if (speaker_flags.FLC_FRC) {
1154 cea_channels.channels.RC_RLC_FLC = speaker_flags.FLC_FRC;
1155 cea_channels.channels.RRC_FRC = speaker_flags.FLC_FRC;
1156 } else {
1157 cea_channels.channels.RC_RLC_FLC = speaker_flags.RLC_RRC;
1158 cea_channels.channels.RRC_FRC = speaker_flags.RLC_RRC;
1159 }
1160
1161 return cea_channels;
1162}
1163
1164void get_audio_clock_info(
1165 enum dc_color_depth color_depth,
1166 uint32_t crtc_pixel_clock_100Hz,
1167 uint32_t actual_pixel_clock_100Hz,
1168 struct audio_clock_info *audio_clock_info)
1169{
1170 const struct audio_clock_info *clock_info;
1171 uint32_t index;
1172 uint32_t crtc_pixel_clock_in_10khz = crtc_pixel_clock_100Hz / 100;
1173 uint32_t audio_array_size;
1174
1175 switch (color_depth) {
1176 case COLOR_DEPTH_161616:
1177 clock_info = audio_clock_info_table_48bpc;
1178 audio_array_size = ARRAY_SIZE(
1179 audio_clock_info_table_48bpc);
1180 break;
1181 case COLOR_DEPTH_121212:
1182 clock_info = audio_clock_info_table_36bpc;
1183 audio_array_size = ARRAY_SIZE(
1184 audio_clock_info_table_36bpc);
1185 break;
1186 default:
1187 clock_info = audio_clock_info_table;
1188 audio_array_size = ARRAY_SIZE(
1189 audio_clock_info_table);
1190 break;
1191 }
1192
1193 if (clock_info != NULL) {
1194 /* search for exact pixel clock in table */
1195 for (index = 0; index < audio_array_size; index++) {
1196 if (clock_info[index].pixel_clock_in_10khz >
1197 crtc_pixel_clock_in_10khz)
1198 break; /* not match */
1199 else if (clock_info[index].pixel_clock_in_10khz ==
1200 crtc_pixel_clock_in_10khz) {
1201 /* match found */
1202 *audio_clock_info = clock_info[index];
1203 return;
1204 }
1205 }
1206 }
1207
1208 /* not found */
1209 if (actual_pixel_clock_100Hz == 0)
1210 actual_pixel_clock_100Hz = crtc_pixel_clock_100Hz;
1211
1212 /* See HDMI spec the table entry under
1213 * pixel clock of "Other". */
1214 audio_clock_info->pixel_clock_in_10khz =
1215 actual_pixel_clock_100Hz / 100;
1216 audio_clock_info->cts_32khz = actual_pixel_clock_100Hz / 10;
1217 audio_clock_info->cts_44khz = actual_pixel_clock_100Hz / 10;
1218 audio_clock_info->cts_48khz = actual_pixel_clock_100Hz / 10;
1219
1220 audio_clock_info->n_32khz = 4096;
1221 audio_clock_info->n_44khz = 6272;
1222 audio_clock_info->n_48khz = 6144;
1223}
1224
1225static void enc1_se_audio_setup(
1226 struct stream_encoder *enc,
1227 unsigned int az_inst,
1228 struct audio_info *audio_info)
1229{
1230 struct dcn10_stream_encoder *enc1 = DCN10STRENC_FROM_STRENC(enc);
1231
1232 uint32_t channels = 0;
1233
1234 ASSERT(audio_info);
1235 if (audio_info == NULL)
1236 /* This should not happen.it does so we don't get BSOD*/
1237 return;
1238
1239 channels = speakers_to_channels(speaker_flags: audio_info->flags.speaker_flags).all;
1240
1241 /* setup the audio stream source select (audio -> dig mapping) */
1242 REG_SET(AFMT_AUDIO_SRC_CONTROL, 0, AFMT_AUDIO_SRC_SELECT, az_inst);
1243
1244 /* Channel allocation */
1245 REG_UPDATE(AFMT_AUDIO_PACKET_CONTROL2, AFMT_AUDIO_CHANNEL_ENABLE, channels);
1246}
1247
1248static void enc1_se_setup_hdmi_audio(
1249 struct stream_encoder *enc,
1250 const struct audio_crtc_info *crtc_info)
1251{
1252 struct dcn10_stream_encoder *enc1 = DCN10STRENC_FROM_STRENC(enc);
1253
1254 struct audio_clock_info audio_clock_info = {0};
1255
1256 /* HDMI_AUDIO_PACKET_CONTROL */
1257 REG_UPDATE(HDMI_AUDIO_PACKET_CONTROL,
1258 HDMI_AUDIO_DELAY_EN, 1);
1259
1260 /* AFMT_AUDIO_PACKET_CONTROL */
1261 REG_UPDATE(AFMT_AUDIO_PACKET_CONTROL, AFMT_60958_CS_UPDATE, 1);
1262
1263 /* AFMT_AUDIO_PACKET_CONTROL2 */
1264 REG_UPDATE_2(AFMT_AUDIO_PACKET_CONTROL2,
1265 AFMT_AUDIO_LAYOUT_OVRD, 0,
1266 AFMT_60958_OSF_OVRD, 0);
1267
1268 /* HDMI_ACR_PACKET_CONTROL */
1269 REG_UPDATE_3(HDMI_ACR_PACKET_CONTROL,
1270 HDMI_ACR_AUTO_SEND, 1,
1271 HDMI_ACR_SOURCE, 0,
1272 HDMI_ACR_AUDIO_PRIORITY, 0);
1273
1274 /* Program audio clock sample/regeneration parameters */
1275 get_audio_clock_info(color_depth: crtc_info->color_depth,
1276 crtc_pixel_clock_100Hz: crtc_info->requested_pixel_clock_100Hz,
1277 actual_pixel_clock_100Hz: crtc_info->calculated_pixel_clock_100Hz,
1278 audio_clock_info: &audio_clock_info);
1279 DC_LOG_HW_AUDIO(
1280 "\n%s:Input::requested_pixel_clock_100Hz = %d" \
1281 "calculated_pixel_clock_100Hz = %d \n", __func__, \
1282 crtc_info->requested_pixel_clock_100Hz, \
1283 crtc_info->calculated_pixel_clock_100Hz);
1284
1285 /* HDMI_ACR_32_0__HDMI_ACR_CTS_32_MASK */
1286 REG_UPDATE(HDMI_ACR_32_0, HDMI_ACR_CTS_32, audio_clock_info.cts_32khz);
1287
1288 /* HDMI_ACR_32_1__HDMI_ACR_N_32_MASK */
1289 REG_UPDATE(HDMI_ACR_32_1, HDMI_ACR_N_32, audio_clock_info.n_32khz);
1290
1291 /* HDMI_ACR_44_0__HDMI_ACR_CTS_44_MASK */
1292 REG_UPDATE(HDMI_ACR_44_0, HDMI_ACR_CTS_44, audio_clock_info.cts_44khz);
1293
1294 /* HDMI_ACR_44_1__HDMI_ACR_N_44_MASK */
1295 REG_UPDATE(HDMI_ACR_44_1, HDMI_ACR_N_44, audio_clock_info.n_44khz);
1296
1297 /* HDMI_ACR_48_0__HDMI_ACR_CTS_48_MASK */
1298 REG_UPDATE(HDMI_ACR_48_0, HDMI_ACR_CTS_48, audio_clock_info.cts_48khz);
1299
1300 /* HDMI_ACR_48_1__HDMI_ACR_N_48_MASK */
1301 REG_UPDATE(HDMI_ACR_48_1, HDMI_ACR_N_48, audio_clock_info.n_48khz);
1302
1303 /* Video driver cannot know in advance which sample rate will
1304 * be used by HD Audio driver
1305 * HDMI_ACR_PACKET_CONTROL__HDMI_ACR_N_MULTIPLE field is
1306 * programmed below in interruppt callback
1307 */
1308
1309 /* AFMT_60958_0__AFMT_60958_CS_CHANNEL_NUMBER_L_MASK &
1310 * AFMT_60958_0__AFMT_60958_CS_CLOCK_ACCURACY_MASK
1311 */
1312 REG_UPDATE_2(AFMT_60958_0,
1313 AFMT_60958_CS_CHANNEL_NUMBER_L, 1,
1314 AFMT_60958_CS_CLOCK_ACCURACY, 0);
1315
1316 /* AFMT_60958_1 AFMT_60958_CS_CHALNNEL_NUMBER_R */
1317 REG_UPDATE(AFMT_60958_1, AFMT_60958_CS_CHANNEL_NUMBER_R, 2);
1318
1319 /* AFMT_60958_2 now keep this settings until
1320 * Programming guide comes out
1321 */
1322 REG_UPDATE_6(AFMT_60958_2,
1323 AFMT_60958_CS_CHANNEL_NUMBER_2, 3,
1324 AFMT_60958_CS_CHANNEL_NUMBER_3, 4,
1325 AFMT_60958_CS_CHANNEL_NUMBER_4, 5,
1326 AFMT_60958_CS_CHANNEL_NUMBER_5, 6,
1327 AFMT_60958_CS_CHANNEL_NUMBER_6, 7,
1328 AFMT_60958_CS_CHANNEL_NUMBER_7, 8);
1329}
1330
1331static void enc1_se_setup_dp_audio(
1332 struct stream_encoder *enc)
1333{
1334 struct dcn10_stream_encoder *enc1 = DCN10STRENC_FROM_STRENC(enc);
1335
1336 /* --- DP Audio packet configurations --- */
1337
1338 /* ATP Configuration */
1339 REG_SET(DP_SEC_AUD_N, 0,
1340 DP_SEC_AUD_N, DP_SEC_AUD_N__DP_SEC_AUD_N__DEFAULT);
1341
1342 /* Async/auto-calc timestamp mode */
1343 REG_SET(DP_SEC_TIMESTAMP, 0, DP_SEC_TIMESTAMP_MODE,
1344 DP_SEC_TIMESTAMP__DP_SEC_TIMESTAMP_MODE__AUTO_CALC);
1345
1346 /* --- The following are the registers
1347 * copied from the SetupHDMI ---
1348 */
1349
1350 /* AFMT_AUDIO_PACKET_CONTROL */
1351 REG_UPDATE(AFMT_AUDIO_PACKET_CONTROL, AFMT_60958_CS_UPDATE, 1);
1352
1353 /* AFMT_AUDIO_PACKET_CONTROL2 */
1354 /* Program the ATP and AIP next */
1355 REG_UPDATE_2(AFMT_AUDIO_PACKET_CONTROL2,
1356 AFMT_AUDIO_LAYOUT_OVRD, 0,
1357 AFMT_60958_OSF_OVRD, 0);
1358
1359 /* AFMT_INFOFRAME_CONTROL0 */
1360 REG_UPDATE(AFMT_INFOFRAME_CONTROL0, AFMT_AUDIO_INFO_UPDATE, 1);
1361
1362 /* AFMT_60958_0__AFMT_60958_CS_CLOCK_ACCURACY_MASK */
1363 REG_UPDATE(AFMT_60958_0, AFMT_60958_CS_CLOCK_ACCURACY, 0);
1364}
1365
1366void enc1_se_enable_audio_clock(
1367 struct stream_encoder *enc,
1368 bool enable)
1369{
1370 struct dcn10_stream_encoder *enc1 = DCN10STRENC_FROM_STRENC(enc);
1371
1372 if (REG(AFMT_CNTL) == 0)
1373 return; /* DCE8/10 does not have this register */
1374
1375 REG_UPDATE(AFMT_CNTL, AFMT_AUDIO_CLOCK_EN, !!enable);
1376
1377 /* wait for AFMT clock to turn on,
1378 * expectation: this should complete in 1-2 reads
1379 *
1380 * REG_WAIT(AFMT_CNTL, AFMT_AUDIO_CLOCK_ON, !!enable, 1, 10);
1381 *
1382 * TODO: wait for clock_on does not work well. May need HW
1383 * program sequence. But audio seems work normally even without wait
1384 * for clock_on status change
1385 */
1386}
1387
1388void enc1_se_enable_dp_audio(
1389 struct stream_encoder *enc)
1390{
1391 struct dcn10_stream_encoder *enc1 = DCN10STRENC_FROM_STRENC(enc);
1392
1393 /* Enable Audio packets */
1394 REG_UPDATE(DP_SEC_CNTL, DP_SEC_ASP_ENABLE, 1);
1395
1396 /* Program the ATP and AIP next */
1397 REG_UPDATE_2(DP_SEC_CNTL,
1398 DP_SEC_ATP_ENABLE, 1,
1399 DP_SEC_AIP_ENABLE, 1);
1400
1401 /* Program STREAM_ENABLE after all the other enables. */
1402 REG_UPDATE(DP_SEC_CNTL, DP_SEC_STREAM_ENABLE, 1);
1403}
1404
1405static void enc1_se_disable_dp_audio(
1406 struct stream_encoder *enc)
1407{
1408 struct dcn10_stream_encoder *enc1 = DCN10STRENC_FROM_STRENC(enc);
1409 uint32_t value = 0;
1410
1411 /* Disable Audio packets */
1412 REG_UPDATE_5(DP_SEC_CNTL,
1413 DP_SEC_ASP_ENABLE, 0,
1414 DP_SEC_ATP_ENABLE, 0,
1415 DP_SEC_AIP_ENABLE, 0,
1416 DP_SEC_ACM_ENABLE, 0,
1417 DP_SEC_STREAM_ENABLE, 0);
1418
1419 /* This register shared with encoder info frame. Therefore we need to
1420 * keep master enabled if at least on of the fields is not 0
1421 */
1422 value = REG_READ(DP_SEC_CNTL);
1423 if (value != 0)
1424 REG_UPDATE(DP_SEC_CNTL, DP_SEC_STREAM_ENABLE, 1);
1425
1426}
1427
1428void enc1_se_audio_mute_control(
1429 struct stream_encoder *enc,
1430 bool mute)
1431{
1432 struct dcn10_stream_encoder *enc1 = DCN10STRENC_FROM_STRENC(enc);
1433
1434 REG_UPDATE(AFMT_AUDIO_PACKET_CONTROL, AFMT_AUDIO_SAMPLE_SEND, !mute);
1435}
1436
1437void enc1_se_dp_audio_setup(
1438 struct stream_encoder *enc,
1439 unsigned int az_inst,
1440 struct audio_info *info)
1441{
1442 enc1_se_audio_setup(enc, az_inst, audio_info: info);
1443}
1444
1445void enc1_se_dp_audio_enable(
1446 struct stream_encoder *enc)
1447{
1448 enc1_se_enable_audio_clock(enc, enable: true);
1449 enc1_se_setup_dp_audio(enc);
1450 enc1_se_enable_dp_audio(enc);
1451}
1452
1453void enc1_se_dp_audio_disable(
1454 struct stream_encoder *enc)
1455{
1456 enc1_se_disable_dp_audio(enc);
1457 enc1_se_enable_audio_clock(enc, enable: false);
1458}
1459
1460void enc1_se_hdmi_audio_setup(
1461 struct stream_encoder *enc,
1462 unsigned int az_inst,
1463 struct audio_info *info,
1464 struct audio_crtc_info *audio_crtc_info)
1465{
1466 enc1_se_enable_audio_clock(enc, enable: true);
1467 enc1_se_setup_hdmi_audio(enc, crtc_info: audio_crtc_info);
1468 enc1_se_audio_setup(enc, az_inst, audio_info: info);
1469}
1470
1471void enc1_se_hdmi_audio_disable(
1472 struct stream_encoder *enc)
1473{
1474 if (enc->afmt && enc->afmt->funcs->afmt_powerdown)
1475 enc->afmt->funcs->afmt_powerdown(enc->afmt);
1476
1477 enc1_se_enable_audio_clock(enc, enable: false);
1478}
1479
1480
1481void enc1_setup_stereo_sync(
1482 struct stream_encoder *enc,
1483 int tg_inst, bool enable)
1484{
1485 struct dcn10_stream_encoder *enc1 = DCN10STRENC_FROM_STRENC(enc);
1486 REG_UPDATE(DIG_FE_CNTL, DIG_STEREOSYNC_SELECT, tg_inst);
1487 REG_UPDATE(DIG_FE_CNTL, DIG_STEREOSYNC_GATE_EN, !enable);
1488}
1489
1490void enc1_dig_connect_to_otg(
1491 struct stream_encoder *enc,
1492 int tg_inst)
1493{
1494 struct dcn10_stream_encoder *enc1 = DCN10STRENC_FROM_STRENC(enc);
1495
1496 REG_UPDATE(DIG_FE_CNTL, DIG_SOURCE_SELECT, tg_inst);
1497}
1498
1499unsigned int enc1_dig_source_otg(
1500 struct stream_encoder *enc)
1501{
1502 uint32_t tg_inst = 0;
1503 struct dcn10_stream_encoder *enc1 = DCN10STRENC_FROM_STRENC(enc);
1504
1505 REG_GET(DIG_FE_CNTL, DIG_SOURCE_SELECT, &tg_inst);
1506
1507 return tg_inst;
1508}
1509
1510bool enc1_stream_encoder_dp_get_pixel_format(
1511 struct stream_encoder *enc,
1512 enum dc_pixel_encoding *encoding,
1513 enum dc_color_depth *depth)
1514{
1515 uint32_t hw_encoding = 0;
1516 uint32_t hw_depth = 0;
1517 struct dcn10_stream_encoder *enc1 = DCN10STRENC_FROM_STRENC(enc);
1518
1519 if (enc == NULL ||
1520 encoding == NULL ||
1521 depth == NULL)
1522 return false;
1523
1524 REG_GET_2(DP_PIXEL_FORMAT,
1525 DP_PIXEL_ENCODING, &hw_encoding,
1526 DP_COMPONENT_DEPTH, &hw_depth);
1527
1528 switch (hw_depth) {
1529 case DP_COMPONENT_PIXEL_DEPTH_6BPC:
1530 *depth = COLOR_DEPTH_666;
1531 break;
1532 case DP_COMPONENT_PIXEL_DEPTH_8BPC:
1533 *depth = COLOR_DEPTH_888;
1534 break;
1535 case DP_COMPONENT_PIXEL_DEPTH_10BPC:
1536 *depth = COLOR_DEPTH_101010;
1537 break;
1538 case DP_COMPONENT_PIXEL_DEPTH_12BPC:
1539 *depth = COLOR_DEPTH_121212;
1540 break;
1541 case DP_COMPONENT_PIXEL_DEPTH_16BPC:
1542 *depth = COLOR_DEPTH_161616;
1543 break;
1544 default:
1545 *depth = COLOR_DEPTH_UNDEFINED;
1546 break;
1547 }
1548
1549 switch (hw_encoding) {
1550 case DP_PIXEL_ENCODING_TYPE_RGB444:
1551 *encoding = PIXEL_ENCODING_RGB;
1552 break;
1553 case DP_PIXEL_ENCODING_TYPE_YCBCR422:
1554 *encoding = PIXEL_ENCODING_YCBCR422;
1555 break;
1556 case DP_PIXEL_ENCODING_TYPE_YCBCR444:
1557 case DP_PIXEL_ENCODING_TYPE_Y_ONLY:
1558 *encoding = PIXEL_ENCODING_YCBCR444;
1559 break;
1560 case DP_PIXEL_ENCODING_TYPE_YCBCR420:
1561 *encoding = PIXEL_ENCODING_YCBCR420;
1562 break;
1563 default:
1564 *encoding = PIXEL_ENCODING_UNDEFINED;
1565 break;
1566 }
1567 return true;
1568}
1569
1570static const struct stream_encoder_funcs dcn10_str_enc_funcs = {
1571 .dp_set_stream_attribute =
1572 enc1_stream_encoder_dp_set_stream_attribute,
1573 .hdmi_set_stream_attribute =
1574 enc1_stream_encoder_hdmi_set_stream_attribute,
1575 .dvi_set_stream_attribute =
1576 enc1_stream_encoder_dvi_set_stream_attribute,
1577 .set_throttled_vcp_size =
1578 enc1_stream_encoder_set_throttled_vcp_size,
1579 .update_hdmi_info_packets =
1580 enc1_stream_encoder_update_hdmi_info_packets,
1581 .stop_hdmi_info_packets =
1582 enc1_stream_encoder_stop_hdmi_info_packets,
1583 .update_dp_info_packets =
1584 enc1_stream_encoder_update_dp_info_packets,
1585 .send_immediate_sdp_message =
1586 enc1_stream_encoder_send_immediate_sdp_message,
1587 .stop_dp_info_packets =
1588 enc1_stream_encoder_stop_dp_info_packets,
1589 .dp_blank =
1590 enc1_stream_encoder_dp_blank,
1591 .dp_unblank =
1592 enc1_stream_encoder_dp_unblank,
1593 .audio_mute_control = enc1_se_audio_mute_control,
1594
1595 .dp_audio_setup = enc1_se_dp_audio_setup,
1596 .dp_audio_enable = enc1_se_dp_audio_enable,
1597 .dp_audio_disable = enc1_se_dp_audio_disable,
1598
1599 .hdmi_audio_setup = enc1_se_hdmi_audio_setup,
1600 .hdmi_audio_disable = enc1_se_hdmi_audio_disable,
1601 .setup_stereo_sync = enc1_setup_stereo_sync,
1602 .set_avmute = enc1_stream_encoder_set_avmute,
1603 .dig_connect_to_otg = enc1_dig_connect_to_otg,
1604 .hdmi_reset_stream_attribute = enc1_reset_hdmi_stream_attribute,
1605 .dig_source_otg = enc1_dig_source_otg,
1606
1607 .dp_get_pixel_format = enc1_stream_encoder_dp_get_pixel_format,
1608};
1609
1610void dcn10_stream_encoder_construct(
1611 struct dcn10_stream_encoder *enc1,
1612 struct dc_context *ctx,
1613 struct dc_bios *bp,
1614 enum engine_id eng_id,
1615 const struct dcn10_stream_enc_registers *regs,
1616 const struct dcn10_stream_encoder_shift *se_shift,
1617 const struct dcn10_stream_encoder_mask *se_mask)
1618{
1619 enc1->base.funcs = &dcn10_str_enc_funcs;
1620 enc1->base.ctx = ctx;
1621 enc1->base.id = eng_id;
1622 enc1->base.bp = bp;
1623 enc1->regs = regs;
1624 enc1->se_shift = se_shift;
1625 enc1->se_mask = se_mask;
1626 enc1->base.stream_enc_inst = eng_id - ENGINE_ID_DIGA;
1627}
1628
1629

source code of linux/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_stream_encoder.c