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 "dc_bios_types.h"
27 #include "dce_stream_encoder.h"
28 #include "reg_helper.h"
29 #include "hw_shared.h"
30 
31 #define DC_LOGGER \
32 		enc110->base.ctx->logger
33 
34 
35 #define REG(reg)\
36 	(enc110->regs->reg)
37 
38 #undef FN
39 #define FN(reg_name, field_name) \
40 	enc110->se_shift->field_name, enc110->se_mask->field_name
41 
42 #define VBI_LINE_0 0
43 #define DP_BLANK_MAX_RETRY 20
44 #define HDMI_CLOCK_CHANNEL_RATE_MORE_340M 340000
45 
46 #ifndef TMDS_CNTL__TMDS_PIXEL_ENCODING_MASK
47 	#define TMDS_CNTL__TMDS_PIXEL_ENCODING_MASK       0x00000010L
48 	#define TMDS_CNTL__TMDS_COLOR_FORMAT_MASK         0x00000300L
49 	#define	TMDS_CNTL__TMDS_PIXEL_ENCODING__SHIFT     0x00000004
50 	#define	TMDS_CNTL__TMDS_COLOR_FORMAT__SHIFT       0x00000008
51 #endif
52 
53 enum {
54 	DP_MST_UPDATE_MAX_RETRY = 50
55 };
56 
57 #define DCE110_SE(audio)\
58 	container_of(audio, struct dce110_stream_encoder, base)
59 
60 #define CTX \
61 	enc110->base.ctx
62 
63 static void dce110_update_generic_info_packet(
64 	struct dce110_stream_encoder *enc110,
65 	uint32_t packet_index,
66 	const struct dc_info_packet *info_packet)
67 {
68 	uint32_t regval;
69 	/* TODOFPGA Figure out a proper number for max_retries polling for lock
70 	 * use 50 for now.
71 	 */
72 	uint32_t max_retries = 50;
73 
74 	/*we need turn on clock before programming AFMT block*/
75 	if (REG(AFMT_CNTL))
76 		REG_UPDATE(AFMT_CNTL, AFMT_AUDIO_CLOCK_EN, 1);
77 
78 	if (REG(AFMT_VBI_PACKET_CONTROL1)) {
79 		if (packet_index >= 8)
80 			ASSERT(0);
81 
82 		/* poll dig_update_lock is not locked -> asic internal signal
83 		 * assume otg master lock will unlock it
84 		 */
85 /*		REG_WAIT(AFMT_VBI_PACKET_CONTROL, AFMT_GENERIC_LOCK_STATUS,
86 				0, 10, max_retries);*/
87 
88 		/* check if HW reading GSP memory */
89 		REG_WAIT(AFMT_VBI_PACKET_CONTROL, AFMT_GENERIC_CONFLICT,
90 				0, 10, max_retries);
91 
92 		/* HW does is not reading GSP memory not reading too long ->
93 		 * something wrong. clear GPS memory access and notify?
94 		 * hw SW is writing to GSP memory
95 		 */
96 		REG_UPDATE(AFMT_VBI_PACKET_CONTROL, AFMT_GENERIC_CONFLICT_CLR, 1);
97 	}
98 	/* choose which generic packet to use */
99 	{
100 		regval = REG_READ(AFMT_VBI_PACKET_CONTROL);
101 		REG_UPDATE(AFMT_VBI_PACKET_CONTROL,
102 				AFMT_GENERIC_INDEX, packet_index);
103 	}
104 
105 	/* write generic packet header
106 	 * (4th byte is for GENERIC0 only) */
107 	{
108 		REG_SET_4(AFMT_GENERIC_HDR, 0,
109 				AFMT_GENERIC_HB0, info_packet->hb0,
110 				AFMT_GENERIC_HB1, info_packet->hb1,
111 				AFMT_GENERIC_HB2, info_packet->hb2,
112 				AFMT_GENERIC_HB3, info_packet->hb3);
113 	}
114 
115 	/* write generic packet contents
116 	 * (we never use last 4 bytes)
117 	 * there are 8 (0-7) mmDIG0_AFMT_GENERIC0_x registers */
118 	{
119 		const uint32_t *content =
120 			(const uint32_t *) &info_packet->sb[0];
121 
122 		REG_WRITE(AFMT_GENERIC_0, *content++);
123 		REG_WRITE(AFMT_GENERIC_1, *content++);
124 		REG_WRITE(AFMT_GENERIC_2, *content++);
125 		REG_WRITE(AFMT_GENERIC_3, *content++);
126 		REG_WRITE(AFMT_GENERIC_4, *content++);
127 		REG_WRITE(AFMT_GENERIC_5, *content++);
128 		REG_WRITE(AFMT_GENERIC_6, *content++);
129 		REG_WRITE(AFMT_GENERIC_7, *content);
130 	}
131 
132 	if (!REG(AFMT_VBI_PACKET_CONTROL1)) {
133 		/* force double-buffered packet update */
134 		REG_UPDATE_2(AFMT_VBI_PACKET_CONTROL,
135 			AFMT_GENERIC0_UPDATE, (packet_index == 0),
136 			AFMT_GENERIC2_UPDATE, (packet_index == 2));
137 	}
138 #if defined(CONFIG_DRM_AMD_DC_DCN1_0)
139 	if (REG(AFMT_VBI_PACKET_CONTROL1)) {
140 		switch (packet_index) {
141 		case 0:
142 			REG_UPDATE(AFMT_VBI_PACKET_CONTROL1,
143 					AFMT_GENERIC0_FRAME_UPDATE, 1);
144 			break;
145 		case 1:
146 			REG_UPDATE(AFMT_VBI_PACKET_CONTROL1,
147 					AFMT_GENERIC1_FRAME_UPDATE, 1);
148 			break;
149 		case 2:
150 			REG_UPDATE(AFMT_VBI_PACKET_CONTROL1,
151 					AFMT_GENERIC2_FRAME_UPDATE, 1);
152 			break;
153 		case 3:
154 			REG_UPDATE(AFMT_VBI_PACKET_CONTROL1,
155 					AFMT_GENERIC3_FRAME_UPDATE, 1);
156 			break;
157 		case 4:
158 			REG_UPDATE(AFMT_VBI_PACKET_CONTROL1,
159 					AFMT_GENERIC4_FRAME_UPDATE, 1);
160 			break;
161 		case 5:
162 			REG_UPDATE(AFMT_VBI_PACKET_CONTROL1,
163 					AFMT_GENERIC5_FRAME_UPDATE, 1);
164 			break;
165 		case 6:
166 			REG_UPDATE(AFMT_VBI_PACKET_CONTROL1,
167 					AFMT_GENERIC6_FRAME_UPDATE, 1);
168 			break;
169 		case 7:
170 			REG_UPDATE(AFMT_VBI_PACKET_CONTROL1,
171 					AFMT_GENERIC7_FRAME_UPDATE, 1);
172 			break;
173 		default:
174 			break;
175 		}
176 	}
177 #endif
178 }
179 
180 static void dce110_update_hdmi_info_packet(
181 	struct dce110_stream_encoder *enc110,
182 	uint32_t packet_index,
183 	const struct dc_info_packet *info_packet)
184 {
185 	uint32_t cont, send, line;
186 
187 	if (info_packet->valid) {
188 		dce110_update_generic_info_packet(
189 			enc110,
190 			packet_index,
191 			info_packet);
192 
193 		/* enable transmission of packet(s) -
194 		 * packet transmission begins on the next frame */
195 		cont = 1;
196 		/* send packet(s) every frame */
197 		send = 1;
198 		/* select line number to send packets on */
199 		line = 2;
200 	} else {
201 		cont = 0;
202 		send = 0;
203 		line = 0;
204 	}
205 
206 	/* choose which generic packet control to use */
207 	switch (packet_index) {
208 	case 0:
209 		REG_UPDATE_3(HDMI_GENERIC_PACKET_CONTROL0,
210 				HDMI_GENERIC0_CONT, cont,
211 				HDMI_GENERIC0_SEND, send,
212 				HDMI_GENERIC0_LINE, line);
213 		break;
214 	case 1:
215 		REG_UPDATE_3(HDMI_GENERIC_PACKET_CONTROL0,
216 				HDMI_GENERIC1_CONT, cont,
217 				HDMI_GENERIC1_SEND, send,
218 				HDMI_GENERIC1_LINE, line);
219 		break;
220 	case 2:
221 		REG_UPDATE_3(HDMI_GENERIC_PACKET_CONTROL1,
222 				HDMI_GENERIC0_CONT, cont,
223 				HDMI_GENERIC0_SEND, send,
224 				HDMI_GENERIC0_LINE, line);
225 		break;
226 	case 3:
227 		REG_UPDATE_3(HDMI_GENERIC_PACKET_CONTROL1,
228 				HDMI_GENERIC1_CONT, cont,
229 				HDMI_GENERIC1_SEND, send,
230 				HDMI_GENERIC1_LINE, line);
231 		break;
232 #if defined(CONFIG_DRM_AMD_DC_DCN1_0)
233 	case 4:
234 		if (REG(HDMI_GENERIC_PACKET_CONTROL2))
235 			REG_UPDATE_3(HDMI_GENERIC_PACKET_CONTROL2,
236 					HDMI_GENERIC0_CONT, cont,
237 					HDMI_GENERIC0_SEND, send,
238 					HDMI_GENERIC0_LINE, line);
239 		break;
240 	case 5:
241 		if (REG(HDMI_GENERIC_PACKET_CONTROL2))
242 			REG_UPDATE_3(HDMI_GENERIC_PACKET_CONTROL2,
243 					HDMI_GENERIC1_CONT, cont,
244 					HDMI_GENERIC1_SEND, send,
245 					HDMI_GENERIC1_LINE, line);
246 		break;
247 	case 6:
248 		if (REG(HDMI_GENERIC_PACKET_CONTROL3))
249 			REG_UPDATE_3(HDMI_GENERIC_PACKET_CONTROL3,
250 					HDMI_GENERIC0_CONT, cont,
251 					HDMI_GENERIC0_SEND, send,
252 					HDMI_GENERIC0_LINE, line);
253 		break;
254 	case 7:
255 		if (REG(HDMI_GENERIC_PACKET_CONTROL3))
256 			REG_UPDATE_3(HDMI_GENERIC_PACKET_CONTROL3,
257 					HDMI_GENERIC1_CONT, cont,
258 					HDMI_GENERIC1_SEND, send,
259 					HDMI_GENERIC1_LINE, line);
260 		break;
261 #endif
262 	default:
263 		/* invalid HW packet index */
264 		DC_LOG_WARNING(
265 			"Invalid HW packet index: %s()\n",
266 			__func__);
267 		return;
268 	}
269 }
270 
271 /* setup stream encoder in dp mode */
272 static void dce110_stream_encoder_dp_set_stream_attribute(
273 	struct stream_encoder *enc,
274 	struct dc_crtc_timing *crtc_timing,
275 	enum dc_color_space output_color_space)
276 {
277 #if defined(CONFIG_DRM_AMD_DC_DCN1_0)
278 	uint32_t h_active_start;
279 	uint32_t v_active_start;
280 	uint32_t misc0 = 0;
281 	uint32_t misc1 = 0;
282 	uint32_t h_blank;
283 	uint32_t h_back_porch;
284 	uint8_t synchronous_clock = 0; /* asynchronous mode */
285 	uint8_t colorimetry_bpc;
286 	uint8_t dynamic_range_rgb = 0; /*full range*/
287 	uint8_t dynamic_range_ycbcr = 1; /*bt709*/
288 #endif
289 
290 	struct dce110_stream_encoder *enc110 = DCE110STRENC_FROM_STRENC(enc);
291 
292 #if defined(CONFIG_DRM_AMD_DC_DCN1_0)
293 	if (REG(DP_DB_CNTL))
294 		REG_UPDATE(DP_DB_CNTL, DP_DB_DISABLE, 1);
295 #endif
296 
297 	/* set pixel encoding */
298 	switch (crtc_timing->pixel_encoding) {
299 	case PIXEL_ENCODING_YCBCR422:
300 		REG_UPDATE(DP_PIXEL_FORMAT, DP_PIXEL_ENCODING,
301 				DP_PIXEL_ENCODING_TYPE_YCBCR422);
302 		break;
303 	case PIXEL_ENCODING_YCBCR444:
304 		REG_UPDATE(DP_PIXEL_FORMAT, DP_PIXEL_ENCODING,
305 				DP_PIXEL_ENCODING_TYPE_YCBCR444);
306 
307 		if (crtc_timing->flags.Y_ONLY)
308 			if (crtc_timing->display_color_depth != COLOR_DEPTH_666)
309 				/* HW testing only, no use case yet.
310 				 * Color depth of Y-only could be
311 				 * 8, 10, 12, 16 bits */
312 				REG_UPDATE(DP_PIXEL_FORMAT, DP_PIXEL_ENCODING,
313 						DP_PIXEL_ENCODING_TYPE_Y_ONLY);
314 		/* Note: DP_MSA_MISC1 bit 7 is the indicator
315 		 * of Y-only mode.
316 		 * This bit is set in HW if register
317 		 * DP_PIXEL_ENCODING is programmed to 0x4 */
318 		break;
319 	case PIXEL_ENCODING_YCBCR420:
320 		REG_UPDATE(DP_PIXEL_FORMAT, DP_PIXEL_ENCODING,
321 				DP_PIXEL_ENCODING_TYPE_YCBCR420);
322 		if (enc110->se_mask->DP_VID_M_DOUBLE_VALUE_EN)
323 			REG_UPDATE(DP_VID_TIMING, DP_VID_M_DOUBLE_VALUE_EN, 1);
324 
325 #if defined(CONFIG_DRM_AMD_DC_DCN1_0)
326 		if (enc110->se_mask->DP_VID_N_MUL)
327 			REG_UPDATE(DP_VID_TIMING, DP_VID_N_MUL, 1);
328 #endif
329 		break;
330 	default:
331 		REG_UPDATE(DP_PIXEL_FORMAT, DP_PIXEL_ENCODING,
332 				DP_PIXEL_ENCODING_TYPE_RGB444);
333 		break;
334 	}
335 
336 #if defined(CONFIG_DRM_AMD_DC_DCN1_0)
337 	if (REG(DP_MSA_MISC))
338 		misc1 = REG_READ(DP_MSA_MISC);
339 #endif
340 
341 	/* set color depth */
342 
343 	switch (crtc_timing->display_color_depth) {
344 	case COLOR_DEPTH_666:
345 		REG_UPDATE(DP_PIXEL_FORMAT, DP_COMPONENT_DEPTH,
346 				0);
347 		break;
348 	case COLOR_DEPTH_888:
349 		REG_UPDATE(DP_PIXEL_FORMAT, DP_COMPONENT_DEPTH,
350 				DP_COMPONENT_PIXEL_DEPTH_8BPC);
351 		break;
352 	case COLOR_DEPTH_101010:
353 		REG_UPDATE(DP_PIXEL_FORMAT, DP_COMPONENT_DEPTH,
354 				DP_COMPONENT_PIXEL_DEPTH_10BPC);
355 
356 		break;
357 	case COLOR_DEPTH_121212:
358 		REG_UPDATE(DP_PIXEL_FORMAT, DP_COMPONENT_DEPTH,
359 				DP_COMPONENT_PIXEL_DEPTH_12BPC);
360 		break;
361 	default:
362 		REG_UPDATE(DP_PIXEL_FORMAT, DP_COMPONENT_DEPTH,
363 				DP_COMPONENT_PIXEL_DEPTH_6BPC);
364 		break;
365 	}
366 
367 	/* set dynamic range and YCbCr range */
368 
369 
370 #if defined(CONFIG_DRM_AMD_DC_DCN1_0)
371 	switch (crtc_timing->display_color_depth) {
372 	case COLOR_DEPTH_666:
373 		colorimetry_bpc = 0;
374 		break;
375 	case COLOR_DEPTH_888:
376 		colorimetry_bpc = 1;
377 		break;
378 	case COLOR_DEPTH_101010:
379 		colorimetry_bpc = 2;
380 		break;
381 	case COLOR_DEPTH_121212:
382 		colorimetry_bpc = 3;
383 		break;
384 	default:
385 		colorimetry_bpc = 0;
386 		break;
387 	}
388 
389 	misc0 = misc0 | synchronous_clock;
390 	misc0 = colorimetry_bpc << 5;
391 
392 	if (REG(DP_MSA_TIMING_PARAM1)) {
393 		switch (output_color_space) {
394 		case COLOR_SPACE_SRGB:
395 			misc0 = misc0 | 0x0;
396 			misc1 = misc1 & ~0x80; /* bit7 = 0*/
397 			dynamic_range_rgb = 0; /*full range*/
398 			break;
399 		case COLOR_SPACE_SRGB_LIMITED:
400 			misc0 = misc0 | 0x8; /* bit3=1 */
401 			misc1 = misc1 & ~0x80; /* bit7 = 0*/
402 			dynamic_range_rgb = 1; /*limited range*/
403 			break;
404 		case COLOR_SPACE_YCBCR601:
405 		case COLOR_SPACE_YCBCR601_LIMITED:
406 			misc0 = misc0 | 0x8; /* bit3=1, bit4=0 */
407 			misc1 = misc1 & ~0x80; /* bit7 = 0*/
408 			dynamic_range_ycbcr = 0; /*bt601*/
409 			if (crtc_timing->pixel_encoding == PIXEL_ENCODING_YCBCR422)
410 				misc0 = misc0 | 0x2; /* bit2=0, bit1=1 */
411 			else if (crtc_timing->pixel_encoding == PIXEL_ENCODING_YCBCR444)
412 				misc0 = misc0 | 0x4; /* bit2=1, bit1=0 */
413 			break;
414 		case COLOR_SPACE_YCBCR709:
415 		case COLOR_SPACE_YCBCR709_LIMITED:
416 			misc0 = misc0 | 0x18; /* bit3=1, bit4=1 */
417 			misc1 = misc1 & ~0x80; /* bit7 = 0*/
418 			dynamic_range_ycbcr = 1; /*bt709*/
419 			if (crtc_timing->pixel_encoding == PIXEL_ENCODING_YCBCR422)
420 				misc0 = misc0 | 0x2; /* bit2=0, bit1=1 */
421 			else if (crtc_timing->pixel_encoding == PIXEL_ENCODING_YCBCR444)
422 				misc0 = misc0 | 0x4; /* bit2=1, bit1=0 */
423 			break;
424 		case COLOR_SPACE_2020_RGB_LIMITEDRANGE:
425 			dynamic_range_rgb = 1; /*limited range*/
426 			break;
427 		case COLOR_SPACE_2020_RGB_FULLRANGE:
428 		case COLOR_SPACE_2020_YCBCR:
429 		case COLOR_SPACE_XR_RGB:
430 		case COLOR_SPACE_MSREF_SCRGB:
431 		case COLOR_SPACE_ADOBERGB:
432 		case COLOR_SPACE_DCIP3:
433 		case COLOR_SPACE_XV_YCC_709:
434 		case COLOR_SPACE_XV_YCC_601:
435 		case COLOR_SPACE_DISPLAYNATIVE:
436 		case COLOR_SPACE_DOLBYVISION:
437 		case COLOR_SPACE_APPCTRL:
438 		case COLOR_SPACE_CUSTOMPOINTS:
439 		case COLOR_SPACE_UNKNOWN:
440 			/* do nothing */
441 			break;
442 		}
443 		if (enc110->se_mask->DP_DYN_RANGE && enc110->se_mask->DP_YCBCR_RANGE)
444 			REG_UPDATE_2(
445 				DP_PIXEL_FORMAT,
446 				DP_DYN_RANGE, dynamic_range_rgb,
447 				DP_YCBCR_RANGE, dynamic_range_ycbcr);
448 
449 #if defined(CONFIG_DRM_AMD_DC_DCN1_0)
450 		if (REG(DP_MSA_COLORIMETRY))
451 			REG_SET(DP_MSA_COLORIMETRY, 0, DP_MSA_MISC0, misc0);
452 
453 		if (REG(DP_MSA_MISC))
454 			REG_WRITE(DP_MSA_MISC, misc1);   /* MSA_MISC1 */
455 
456 	/* dcn new register
457 	 * dc_crtc_timing is vesa dmt struct. data from edid
458 	 */
459 		if (REG(DP_MSA_TIMING_PARAM1))
460 			REG_SET_2(DP_MSA_TIMING_PARAM1, 0,
461 					DP_MSA_HTOTAL, crtc_timing->h_total,
462 					DP_MSA_VTOTAL, crtc_timing->v_total);
463 #endif
464 
465 		/* calcuate from vesa timing parameters
466 		 * h_active_start related to leading edge of sync
467 		 */
468 
469 		h_blank = crtc_timing->h_total - crtc_timing->h_border_left -
470 				crtc_timing->h_addressable - crtc_timing->h_border_right;
471 
472 		h_back_porch = h_blank - crtc_timing->h_front_porch -
473 				crtc_timing->h_sync_width;
474 
475 		/* start at begining of left border */
476 		h_active_start = crtc_timing->h_sync_width + h_back_porch;
477 
478 
479 		v_active_start = crtc_timing->v_total - crtc_timing->v_border_top -
480 				crtc_timing->v_addressable - crtc_timing->v_border_bottom -
481 				crtc_timing->v_front_porch;
482 
483 
484 #if defined(CONFIG_DRM_AMD_DC_DCN1_0)
485 		/* start at begining of left border */
486 		if (REG(DP_MSA_TIMING_PARAM2))
487 			REG_SET_2(DP_MSA_TIMING_PARAM2, 0,
488 				DP_MSA_HSTART, h_active_start,
489 				DP_MSA_VSTART, v_active_start);
490 
491 		if (REG(DP_MSA_TIMING_PARAM3))
492 			REG_SET_4(DP_MSA_TIMING_PARAM3, 0,
493 					DP_MSA_HSYNCWIDTH,
494 					crtc_timing->h_sync_width,
495 					DP_MSA_HSYNCPOLARITY,
496 					!crtc_timing->flags.HSYNC_POSITIVE_POLARITY,
497 					DP_MSA_VSYNCWIDTH,
498 					crtc_timing->v_sync_width,
499 					DP_MSA_VSYNCPOLARITY,
500 					!crtc_timing->flags.VSYNC_POSITIVE_POLARITY);
501 
502 		/* HWDITH include border or overscan */
503 		if (REG(DP_MSA_TIMING_PARAM4))
504 			REG_SET_2(DP_MSA_TIMING_PARAM4, 0,
505 				DP_MSA_HWIDTH, crtc_timing->h_border_left +
506 				crtc_timing->h_addressable + crtc_timing->h_border_right,
507 				DP_MSA_VHEIGHT, crtc_timing->v_border_top +
508 				crtc_timing->v_addressable + crtc_timing->v_border_bottom);
509 #endif
510 	}
511 #endif
512 }
513 
514 static void dce110_stream_encoder_set_stream_attribute_helper(
515 		struct dce110_stream_encoder *enc110,
516 		struct dc_crtc_timing *crtc_timing)
517 {
518 	if (enc110->regs->TMDS_CNTL) {
519 		switch (crtc_timing->pixel_encoding) {
520 		case PIXEL_ENCODING_YCBCR422:
521 			REG_UPDATE(TMDS_CNTL, TMDS_PIXEL_ENCODING, 1);
522 			break;
523 		default:
524 			REG_UPDATE(TMDS_CNTL, TMDS_PIXEL_ENCODING, 0);
525 			break;
526 		}
527 		REG_UPDATE(TMDS_CNTL, TMDS_COLOR_FORMAT, 0);
528 	} else if (enc110->regs->DIG_FE_CNTL) {
529 		switch (crtc_timing->pixel_encoding) {
530 		case PIXEL_ENCODING_YCBCR422:
531 			REG_UPDATE(DIG_FE_CNTL, TMDS_PIXEL_ENCODING, 1);
532 			break;
533 		default:
534 			REG_UPDATE(DIG_FE_CNTL, TMDS_PIXEL_ENCODING, 0);
535 			break;
536 		}
537 		REG_UPDATE(DIG_FE_CNTL, TMDS_COLOR_FORMAT, 0);
538 	}
539 
540 }
541 
542 /* setup stream encoder in hdmi mode */
543 static void dce110_stream_encoder_hdmi_set_stream_attribute(
544 	struct stream_encoder *enc,
545 	struct dc_crtc_timing *crtc_timing,
546 	int actual_pix_clk_khz,
547 	bool enable_audio)
548 {
549 	struct dce110_stream_encoder *enc110 = DCE110STRENC_FROM_STRENC(enc);
550 	struct bp_encoder_control cntl = {0};
551 
552 	cntl.action = ENCODER_CONTROL_SETUP;
553 	cntl.engine_id = enc110->base.id;
554 	cntl.signal = SIGNAL_TYPE_HDMI_TYPE_A;
555 	cntl.enable_dp_audio = enable_audio;
556 	cntl.pixel_clock = actual_pix_clk_khz;
557 	cntl.lanes_number = LANE_COUNT_FOUR;
558 
559 	if (enc110->base.bp->funcs->encoder_control(
560 			enc110->base.bp, &cntl) != BP_RESULT_OK)
561 		return;
562 
563 	dce110_stream_encoder_set_stream_attribute_helper(enc110, crtc_timing);
564 
565 	/* setup HDMI engine */
566 	if (!enc110->se_mask->HDMI_DATA_SCRAMBLE_EN) {
567 		REG_UPDATE_3(HDMI_CONTROL,
568 			HDMI_PACKET_GEN_VERSION, 1,
569 			HDMI_KEEPOUT_MODE, 1,
570 			HDMI_DEEP_COLOR_ENABLE, 0);
571 	} else if (enc110->regs->DIG_FE_CNTL) {
572 		REG_UPDATE_5(HDMI_CONTROL,
573 			HDMI_PACKET_GEN_VERSION, 1,
574 			HDMI_KEEPOUT_MODE, 1,
575 			HDMI_DEEP_COLOR_ENABLE, 0,
576 			HDMI_DATA_SCRAMBLE_EN, 0,
577 			HDMI_CLOCK_CHANNEL_RATE, 0);
578 	}
579 
580 	switch (crtc_timing->display_color_depth) {
581 	case COLOR_DEPTH_888:
582 		REG_UPDATE(HDMI_CONTROL, HDMI_DEEP_COLOR_DEPTH, 0);
583 		break;
584 	case COLOR_DEPTH_101010:
585 		if (crtc_timing->pixel_encoding == PIXEL_ENCODING_YCBCR422) {
586 			REG_UPDATE_2(HDMI_CONTROL,
587 					HDMI_DEEP_COLOR_DEPTH, 1,
588 					HDMI_DEEP_COLOR_ENABLE, 0);
589 		} else {
590 			REG_UPDATE_2(HDMI_CONTROL,
591 					HDMI_DEEP_COLOR_DEPTH, 1,
592 					HDMI_DEEP_COLOR_ENABLE, 1);
593 			}
594 		break;
595 	case COLOR_DEPTH_121212:
596 		if (crtc_timing->pixel_encoding == PIXEL_ENCODING_YCBCR422) {
597 			REG_UPDATE_2(HDMI_CONTROL,
598 					HDMI_DEEP_COLOR_DEPTH, 2,
599 					HDMI_DEEP_COLOR_ENABLE, 0);
600 		} else {
601 			REG_UPDATE_2(HDMI_CONTROL,
602 					HDMI_DEEP_COLOR_DEPTH, 2,
603 					HDMI_DEEP_COLOR_ENABLE, 1);
604 			}
605 		break;
606 	case COLOR_DEPTH_161616:
607 		REG_UPDATE_2(HDMI_CONTROL,
608 				HDMI_DEEP_COLOR_DEPTH, 3,
609 				HDMI_DEEP_COLOR_ENABLE, 1);
610 		break;
611 	default:
612 		break;
613 	}
614 
615 	if (enc110->se_mask->HDMI_DATA_SCRAMBLE_EN) {
616 		if (actual_pix_clk_khz >= HDMI_CLOCK_CHANNEL_RATE_MORE_340M) {
617 			/* enable HDMI data scrambler
618 			 * HDMI_CLOCK_CHANNEL_RATE_MORE_340M
619 			 * Clock channel frequency is 1/4 of character rate.
620 			 */
621 			REG_UPDATE_2(HDMI_CONTROL,
622 				HDMI_DATA_SCRAMBLE_EN, 1,
623 				HDMI_CLOCK_CHANNEL_RATE, 1);
624 		} else if (crtc_timing->flags.LTE_340MCSC_SCRAMBLE) {
625 
626 			/* TODO: New feature for DCE11, still need to implement */
627 
628 			/* enable HDMI data scrambler
629 			 * HDMI_CLOCK_CHANNEL_FREQ_EQUAL_TO_CHAR_RATE
630 			 * Clock channel frequency is the same
631 			 * as character rate
632 			 */
633 			REG_UPDATE_2(HDMI_CONTROL,
634 				HDMI_DATA_SCRAMBLE_EN, 1,
635 				HDMI_CLOCK_CHANNEL_RATE, 0);
636 		}
637 	}
638 
639 	REG_UPDATE_3(HDMI_VBI_PACKET_CONTROL,
640 		HDMI_GC_CONT, 1,
641 		HDMI_GC_SEND, 1,
642 		HDMI_NULL_SEND, 1);
643 
644 	/* following belongs to audio */
645 	REG_UPDATE(HDMI_INFOFRAME_CONTROL0, HDMI_AUDIO_INFO_SEND, 1);
646 
647 	REG_UPDATE(AFMT_INFOFRAME_CONTROL0, AFMT_AUDIO_INFO_UPDATE, 1);
648 
649 	REG_UPDATE(HDMI_INFOFRAME_CONTROL1, HDMI_AUDIO_INFO_LINE,
650 				VBI_LINE_0 + 2);
651 
652 	REG_UPDATE(HDMI_GC, HDMI_GC_AVMUTE, 0);
653 
654 }
655 
656 /* setup stream encoder in dvi mode */
657 static void dce110_stream_encoder_dvi_set_stream_attribute(
658 	struct stream_encoder *enc,
659 	struct dc_crtc_timing *crtc_timing,
660 	bool is_dual_link)
661 {
662 	struct dce110_stream_encoder *enc110 = DCE110STRENC_FROM_STRENC(enc);
663 	struct bp_encoder_control cntl = {0};
664 
665 	cntl.action = ENCODER_CONTROL_SETUP;
666 	cntl.engine_id = enc110->base.id;
667 	cntl.signal = is_dual_link ?
668 			SIGNAL_TYPE_DVI_DUAL_LINK : SIGNAL_TYPE_DVI_SINGLE_LINK;
669 	cntl.enable_dp_audio = false;
670 	cntl.pixel_clock = crtc_timing->pix_clk_khz;
671 	cntl.lanes_number = (is_dual_link) ? LANE_COUNT_EIGHT : LANE_COUNT_FOUR;
672 
673 	if (enc110->base.bp->funcs->encoder_control(
674 			enc110->base.bp, &cntl) != BP_RESULT_OK)
675 		return;
676 
677 	ASSERT(crtc_timing->pixel_encoding == PIXEL_ENCODING_RGB);
678 	ASSERT(crtc_timing->display_color_depth == COLOR_DEPTH_888);
679 	dce110_stream_encoder_set_stream_attribute_helper(enc110, crtc_timing);
680 }
681 
682 static void dce110_stream_encoder_set_mst_bandwidth(
683 	struct stream_encoder *enc,
684 	struct fixed31_32 avg_time_slots_per_mtp)
685 {
686 	struct dce110_stream_encoder *enc110 = DCE110STRENC_FROM_STRENC(enc);
687 	uint32_t x = dc_fixpt_floor(
688 		avg_time_slots_per_mtp);
689 	uint32_t y = dc_fixpt_ceil(
690 		dc_fixpt_shl(
691 			dc_fixpt_sub_int(
692 				avg_time_slots_per_mtp,
693 				x),
694 			26));
695 
696 	{
697 		REG_SET_2(DP_MSE_RATE_CNTL, 0,
698 			DP_MSE_RATE_X, x,
699 			DP_MSE_RATE_Y, y);
700 	}
701 
702 	/* wait for update to be completed on the link */
703 	/* i.e. DP_MSE_RATE_UPDATE_PENDING field (read only) */
704 	/* is reset to 0 (not pending) */
705 	REG_WAIT(DP_MSE_RATE_UPDATE, DP_MSE_RATE_UPDATE_PENDING,
706 			0,
707 			10, DP_MST_UPDATE_MAX_RETRY);
708 }
709 
710 static void dce110_stream_encoder_update_hdmi_info_packets(
711 	struct stream_encoder *enc,
712 	const struct encoder_info_frame *info_frame)
713 {
714 	struct dce110_stream_encoder *enc110 = DCE110STRENC_FROM_STRENC(enc);
715 
716 	if (enc110->se_mask->HDMI_AVI_INFO_CONT &&
717 			enc110->se_mask->HDMI_AVI_INFO_SEND) {
718 
719 		if (info_frame->avi.valid) {
720 			const uint32_t *content =
721 				(const uint32_t *) &info_frame->avi.sb[0];
722 			/*we need turn on clock before programming AFMT block*/
723 			if (REG(AFMT_CNTL))
724 				REG_UPDATE(AFMT_CNTL, AFMT_AUDIO_CLOCK_EN, 1);
725 
726 			REG_WRITE(AFMT_AVI_INFO0, content[0]);
727 
728 			REG_WRITE(AFMT_AVI_INFO1, content[1]);
729 
730 			REG_WRITE(AFMT_AVI_INFO2, content[2]);
731 
732 			REG_WRITE(AFMT_AVI_INFO3, content[3]);
733 
734 			REG_UPDATE(AFMT_AVI_INFO3, AFMT_AVI_INFO_VERSION,
735 						info_frame->avi.hb1);
736 
737 			REG_UPDATE_2(HDMI_INFOFRAME_CONTROL0,
738 					HDMI_AVI_INFO_SEND, 1,
739 					HDMI_AVI_INFO_CONT, 1);
740 
741 			REG_UPDATE(HDMI_INFOFRAME_CONTROL1, HDMI_AVI_INFO_LINE,
742 							VBI_LINE_0 + 2);
743 
744 		} else {
745 			REG_UPDATE_2(HDMI_INFOFRAME_CONTROL0,
746 				HDMI_AVI_INFO_SEND, 0,
747 				HDMI_AVI_INFO_CONT, 0);
748 		}
749 	}
750 
751 	if (enc110->se_mask->HDMI_AVI_INFO_CONT &&
752 			enc110->se_mask->HDMI_AVI_INFO_SEND) {
753 		dce110_update_hdmi_info_packet(enc110, 0, &info_frame->vendor);
754 		dce110_update_hdmi_info_packet(enc110, 1, &info_frame->gamut);
755 		dce110_update_hdmi_info_packet(enc110, 2, &info_frame->spd);
756 		dce110_update_hdmi_info_packet(enc110, 3, &info_frame->hdrsmd);
757 	}
758 
759 #if defined(CONFIG_DRM_AMD_DC_DCN1_0)
760 	if (enc110->se_mask->HDMI_DB_DISABLE) {
761 		/* for bring up, disable dp double  TODO */
762 		if (REG(HDMI_DB_CONTROL))
763 			REG_UPDATE(HDMI_DB_CONTROL, HDMI_DB_DISABLE, 1);
764 
765 		dce110_update_hdmi_info_packet(enc110, 0, &info_frame->avi);
766 		dce110_update_hdmi_info_packet(enc110, 1, &info_frame->vendor);
767 		dce110_update_hdmi_info_packet(enc110, 2, &info_frame->gamut);
768 		dce110_update_hdmi_info_packet(enc110, 3, &info_frame->spd);
769 		dce110_update_hdmi_info_packet(enc110, 4, &info_frame->hdrsmd);
770 	}
771 #endif
772 }
773 
774 static void dce110_stream_encoder_stop_hdmi_info_packets(
775 	struct stream_encoder *enc)
776 {
777 	struct dce110_stream_encoder *enc110 = DCE110STRENC_FROM_STRENC(enc);
778 
779 	/* stop generic packets 0 & 1 on HDMI */
780 	REG_SET_6(HDMI_GENERIC_PACKET_CONTROL0, 0,
781 		HDMI_GENERIC1_CONT, 0,
782 		HDMI_GENERIC1_LINE, 0,
783 		HDMI_GENERIC1_SEND, 0,
784 		HDMI_GENERIC0_CONT, 0,
785 		HDMI_GENERIC0_LINE, 0,
786 		HDMI_GENERIC0_SEND, 0);
787 
788 	/* stop generic packets 2 & 3 on HDMI */
789 	REG_SET_6(HDMI_GENERIC_PACKET_CONTROL1, 0,
790 		HDMI_GENERIC0_CONT, 0,
791 		HDMI_GENERIC0_LINE, 0,
792 		HDMI_GENERIC0_SEND, 0,
793 		HDMI_GENERIC1_CONT, 0,
794 		HDMI_GENERIC1_LINE, 0,
795 		HDMI_GENERIC1_SEND, 0);
796 
797 #if defined(CONFIG_DRM_AMD_DC_DCN1_0)
798 	/* stop generic packets 2 & 3 on HDMI */
799 	if (REG(HDMI_GENERIC_PACKET_CONTROL2))
800 		REG_SET_6(HDMI_GENERIC_PACKET_CONTROL2, 0,
801 			HDMI_GENERIC0_CONT, 0,
802 			HDMI_GENERIC0_LINE, 0,
803 			HDMI_GENERIC0_SEND, 0,
804 			HDMI_GENERIC1_CONT, 0,
805 			HDMI_GENERIC1_LINE, 0,
806 			HDMI_GENERIC1_SEND, 0);
807 
808 	if (REG(HDMI_GENERIC_PACKET_CONTROL3))
809 		REG_SET_6(HDMI_GENERIC_PACKET_CONTROL3, 0,
810 			HDMI_GENERIC0_CONT, 0,
811 			HDMI_GENERIC0_LINE, 0,
812 			HDMI_GENERIC0_SEND, 0,
813 			HDMI_GENERIC1_CONT, 0,
814 			HDMI_GENERIC1_LINE, 0,
815 			HDMI_GENERIC1_SEND, 0);
816 #endif
817 }
818 
819 static void dce110_stream_encoder_update_dp_info_packets(
820 	struct stream_encoder *enc,
821 	const struct encoder_info_frame *info_frame)
822 {
823 	struct dce110_stream_encoder *enc110 = DCE110STRENC_FROM_STRENC(enc);
824 	uint32_t value = 0;
825 
826 	if (info_frame->vsc.valid)
827 		dce110_update_generic_info_packet(
828 					enc110,
829 					0,  /* packetIndex */
830 					&info_frame->vsc);
831 
832 	if (info_frame->spd.valid)
833 		dce110_update_generic_info_packet(
834 				enc110,
835 				2,  /* packetIndex */
836 				&info_frame->spd);
837 
838 	if (info_frame->hdrsmd.valid)
839 		dce110_update_generic_info_packet(
840 				enc110,
841 				3,  /* packetIndex */
842 				&info_frame->hdrsmd);
843 
844 	/* enable/disable transmission of packet(s).
845 	*  If enabled, packet transmission begins on the next frame
846 	*/
847 	REG_UPDATE(DP_SEC_CNTL, DP_SEC_GSP0_ENABLE, info_frame->vsc.valid);
848 	REG_UPDATE(DP_SEC_CNTL, DP_SEC_GSP2_ENABLE, info_frame->spd.valid);
849 	REG_UPDATE(DP_SEC_CNTL, DP_SEC_GSP3_ENABLE, info_frame->hdrsmd.valid);
850 
851 	/* This bit is the master enable bit.
852 	* When enabling secondary stream engine,
853 	* this master bit must also be set.
854 	* This register shared with audio info frame.
855 	* Therefore we need to enable master bit
856 	* if at least on of the fields is not 0
857 	*/
858 	value = REG_READ(DP_SEC_CNTL);
859 	if (value)
860 		REG_UPDATE(DP_SEC_CNTL, DP_SEC_STREAM_ENABLE, 1);
861 }
862 
863 static void dce110_stream_encoder_stop_dp_info_packets(
864 	struct stream_encoder *enc)
865 {
866 	/* stop generic packets on DP */
867 	struct dce110_stream_encoder *enc110 = DCE110STRENC_FROM_STRENC(enc);
868 	uint32_t value = 0;
869 
870 	if (enc110->se_mask->DP_SEC_AVI_ENABLE) {
871 		REG_SET_7(DP_SEC_CNTL, 0,
872 			DP_SEC_GSP0_ENABLE, 0,
873 			DP_SEC_GSP1_ENABLE, 0,
874 			DP_SEC_GSP2_ENABLE, 0,
875 			DP_SEC_GSP3_ENABLE, 0,
876 			DP_SEC_AVI_ENABLE, 0,
877 			DP_SEC_MPG_ENABLE, 0,
878 			DP_SEC_STREAM_ENABLE, 0);
879 	}
880 
881 	/* this register shared with audio info frame.
882 	 * therefore we need to keep master enabled
883 	 * if at least one of the fields is not 0 */
884 	value = REG_READ(DP_SEC_CNTL);
885 	if (value)
886 		REG_UPDATE(DP_SEC_CNTL, DP_SEC_STREAM_ENABLE, 1);
887 
888 }
889 
890 static void dce110_stream_encoder_dp_blank(
891 	struct stream_encoder *enc)
892 {
893 	struct dce110_stream_encoder *enc110 = DCE110STRENC_FROM_STRENC(enc);
894 	uint32_t retries = 0;
895 	uint32_t  reg1 = 0;
896 	uint32_t max_retries = DP_BLANK_MAX_RETRY * 10;
897 
898 	/* Note: For CZ, we are changing driver default to disable
899 	 * stream deferred to next VBLANK. If results are positive, we
900 	 * will make the same change to all DCE versions. There are a
901 	 * handful of panels that cannot handle disable stream at
902 	 * HBLANK and will result in a white line flash across the
903 	 * screen on stream disable. */
904 	REG_GET(DP_VID_STREAM_CNTL, DP_VID_STREAM_ENABLE, &reg1);
905 	if ((reg1 & 0x1) == 0)
906 		/*stream not enabled*/
907 		return;
908 	/* Specify the video stream disable point
909 	 * (2 = start of the next vertical blank) */
910 	REG_UPDATE(DP_VID_STREAM_CNTL, DP_VID_STREAM_DIS_DEFER, 2);
911 	/* Larger delay to wait until VBLANK - use max retry of
912 	* 10us*3000=30ms. This covers 16.6ms of typical 60 Hz mode +
913 	* a little more because we may not trust delay accuracy.
914 	*/
915 	max_retries = DP_BLANK_MAX_RETRY * 150;
916 
917 	/* disable DP stream */
918 	REG_UPDATE(DP_VID_STREAM_CNTL, DP_VID_STREAM_ENABLE, 0);
919 
920 	/* the encoder stops sending the video stream
921 	* at the start of the vertical blanking.
922 	* Poll for DP_VID_STREAM_STATUS == 0
923 	*/
924 
925 	REG_WAIT(DP_VID_STREAM_CNTL, DP_VID_STREAM_STATUS,
926 			0,
927 			10, max_retries);
928 
929 	ASSERT(retries <= max_retries);
930 
931 	/* Tell the DP encoder to ignore timing from CRTC, must be done after
932 	* the polling. If we set DP_STEER_FIFO_RESET before DP stream blank is
933 	* complete, stream status will be stuck in video stream enabled state,
934 	* i.e. DP_VID_STREAM_STATUS stuck at 1.
935 	*/
936 
937 	REG_UPDATE(DP_STEER_FIFO, DP_STEER_FIFO_RESET, true);
938 }
939 
940 /* output video stream to link encoder */
941 static void dce110_stream_encoder_dp_unblank(
942 	struct stream_encoder *enc,
943 	const struct encoder_unblank_param *param)
944 {
945 	struct dce110_stream_encoder *enc110 = DCE110STRENC_FROM_STRENC(enc);
946 
947 	if (param->link_settings.link_rate != LINK_RATE_UNKNOWN) {
948 		uint32_t n_vid = 0x8000;
949 		uint32_t m_vid;
950 
951 		/* M / N = Fstream / Flink
952 		* m_vid / n_vid = pixel rate / link rate
953 		*/
954 
955 		uint64_t m_vid_l = n_vid;
956 
957 		m_vid_l *= param->pixel_clk_khz;
958 		m_vid_l = div_u64(m_vid_l,
959 			param->link_settings.link_rate
960 				* LINK_RATE_REF_FREQ_IN_KHZ);
961 
962 		m_vid = (uint32_t) m_vid_l;
963 
964 		/* enable auto measurement */
965 
966 		REG_UPDATE(DP_VID_TIMING, DP_VID_M_N_GEN_EN, 0);
967 
968 		/* auto measurement need 1 full 0x8000 symbol cycle to kick in,
969 		 * therefore program initial value for Mvid and Nvid
970 		 */
971 
972 		REG_UPDATE(DP_VID_N, DP_VID_N, n_vid);
973 
974 		REG_UPDATE(DP_VID_M, DP_VID_M, m_vid);
975 
976 		REG_UPDATE(DP_VID_TIMING, DP_VID_M_N_GEN_EN, 1);
977 	}
978 
979 	/* set DIG_START to 0x1 to resync FIFO */
980 
981 	REG_UPDATE(DIG_FE_CNTL, DIG_START, 1);
982 
983 	/* switch DP encoder to CRTC data */
984 
985 	REG_UPDATE(DP_STEER_FIFO, DP_STEER_FIFO_RESET, 0);
986 
987 	/* wait 100us for DIG/DP logic to prime
988 	* (i.e. a few video lines)
989 	*/
990 	udelay(100);
991 
992 	/* the hardware would start sending video at the start of the next DP
993 	* frame (i.e. rising edge of the vblank).
994 	* NOTE: We used to program DP_VID_STREAM_DIS_DEFER = 2 here, but this
995 	* register has no effect on enable transition! HW always guarantees
996 	* VID_STREAM enable at start of next frame, and this is not
997 	* programmable
998 	*/
999 
1000 	REG_UPDATE(DP_VID_STREAM_CNTL, DP_VID_STREAM_ENABLE, true);
1001 }
1002 
1003 static void dce110_stream_encoder_set_avmute(
1004 	struct stream_encoder *enc,
1005 	bool enable)
1006 {
1007 	struct dce110_stream_encoder *enc110 = DCE110STRENC_FROM_STRENC(enc);
1008 	unsigned int value = enable ? 1 : 0;
1009 
1010 	REG_UPDATE(HDMI_GC, HDMI_GC_AVMUTE, value);
1011 }
1012 
1013 
1014 #define DP_SEC_AUD_N__DP_SEC_AUD_N__DEFAULT 0x8000
1015 #define DP_SEC_TIMESTAMP__DP_SEC_TIMESTAMP_MODE__AUTO_CALC 1
1016 
1017 #include "include/audio_types.h"
1018 
1019 /**
1020 * speakersToChannels
1021 *
1022 * @brief
1023 *  translate speakers to channels
1024 *
1025 *  FL  - Front Left
1026 *  FR  - Front Right
1027 *  RL  - Rear Left
1028 *  RR  - Rear Right
1029 *  RC  - Rear Center
1030 *  FC  - Front Center
1031 *  FLC - Front Left Center
1032 *  FRC - Front Right Center
1033 *  RLC - Rear Left Center
1034 *  RRC - Rear Right Center
1035 *  LFE - Low Freq Effect
1036 *
1037 *               FC
1038 *          FLC      FRC
1039 *    FL                    FR
1040 *
1041 *                    LFE
1042 *              ()
1043 *
1044 *
1045 *    RL                    RR
1046 *          RLC      RRC
1047 *               RC
1048 *
1049 *             ch  8   7   6   5   4   3   2   1
1050 * 0b00000011      -   -   -   -   -   -   FR  FL
1051 * 0b00000111      -   -   -   -   -   LFE FR  FL
1052 * 0b00001011      -   -   -   -   FC  -   FR  FL
1053 * 0b00001111      -   -   -   -   FC  LFE FR  FL
1054 * 0b00010011      -   -   -   RC  -   -   FR  FL
1055 * 0b00010111      -   -   -   RC  -   LFE FR  FL
1056 * 0b00011011      -   -   -   RC  FC  -   FR  FL
1057 * 0b00011111      -   -   -   RC  FC  LFE FR  FL
1058 * 0b00110011      -   -   RR  RL  -   -   FR  FL
1059 * 0b00110111      -   -   RR  RL  -   LFE FR  FL
1060 * 0b00111011      -   -   RR  RL  FC  -   FR  FL
1061 * 0b00111111      -   -   RR  RL  FC  LFE FR  FL
1062 * 0b01110011      -   RC  RR  RL  -   -   FR  FL
1063 * 0b01110111      -   RC  RR  RL  -   LFE FR  FL
1064 * 0b01111011      -   RC  RR  RL  FC  -   FR  FL
1065 * 0b01111111      -   RC  RR  RL  FC  LFE FR  FL
1066 * 0b11110011      RRC RLC RR  RL  -   -   FR  FL
1067 * 0b11110111      RRC RLC RR  RL  -   LFE FR  FL
1068 * 0b11111011      RRC RLC RR  RL  FC  -   FR  FL
1069 * 0b11111111      RRC RLC RR  RL  FC  LFE FR  FL
1070 * 0b11000011      FRC FLC -   -   -   -   FR  FL
1071 * 0b11000111      FRC FLC -   -   -   LFE FR  FL
1072 * 0b11001011      FRC FLC -   -   FC  -   FR  FL
1073 * 0b11001111      FRC FLC -   -   FC  LFE FR  FL
1074 * 0b11010011      FRC FLC -   RC  -   -   FR  FL
1075 * 0b11010111      FRC FLC -   RC  -   LFE FR  FL
1076 * 0b11011011      FRC FLC -   RC  FC  -   FR  FL
1077 * 0b11011111      FRC FLC -   RC  FC  LFE FR  FL
1078 * 0b11110011      FRC FLC RR  RL  -   -   FR  FL
1079 * 0b11110111      FRC FLC RR  RL  -   LFE FR  FL
1080 * 0b11111011      FRC FLC RR  RL  FC  -   FR  FL
1081 * 0b11111111      FRC FLC RR  RL  FC  LFE FR  FL
1082 *
1083 * @param
1084 *  speakers - speaker information as it comes from CEA audio block
1085 */
1086 /* translate speakers to channels */
1087 
1088 union audio_cea_channels {
1089 	uint8_t all;
1090 	struct audio_cea_channels_bits {
1091 		uint32_t FL:1;
1092 		uint32_t FR:1;
1093 		uint32_t LFE:1;
1094 		uint32_t FC:1;
1095 		uint32_t RL_RC:1;
1096 		uint32_t RR:1;
1097 		uint32_t RC_RLC_FLC:1;
1098 		uint32_t RRC_FRC:1;
1099 	} channels;
1100 };
1101 
1102 struct audio_clock_info {
1103 	/* pixel clock frequency*/
1104 	uint32_t pixel_clock_in_10khz;
1105 	/* N - 32KHz audio */
1106 	uint32_t n_32khz;
1107 	/* CTS - 32KHz audio*/
1108 	uint32_t cts_32khz;
1109 	uint32_t n_44khz;
1110 	uint32_t cts_44khz;
1111 	uint32_t n_48khz;
1112 	uint32_t cts_48khz;
1113 };
1114 
1115 /* 25.2MHz/1.001*/
1116 /* 25.2MHz/1.001*/
1117 /* 25.2MHz*/
1118 /* 27MHz */
1119 /* 27MHz*1.001*/
1120 /* 27MHz*1.001*/
1121 /* 54MHz*/
1122 /* 54MHz*1.001*/
1123 /* 74.25MHz/1.001*/
1124 /* 74.25MHz*/
1125 /* 148.5MHz/1.001*/
1126 /* 148.5MHz*/
1127 
1128 static const struct audio_clock_info audio_clock_info_table[16] = {
1129 	{2517, 4576, 28125, 7007, 31250, 6864, 28125},
1130 	{2518, 4576, 28125, 7007, 31250, 6864, 28125},
1131 	{2520, 4096, 25200, 6272, 28000, 6144, 25200},
1132 	{2700, 4096, 27000, 6272, 30000, 6144, 27000},
1133 	{2702, 4096, 27027, 6272, 30030, 6144, 27027},
1134 	{2703, 4096, 27027, 6272, 30030, 6144, 27027},
1135 	{5400, 4096, 54000, 6272, 60000, 6144, 54000},
1136 	{5405, 4096, 54054, 6272, 60060, 6144, 54054},
1137 	{7417, 11648, 210937, 17836, 234375, 11648, 140625},
1138 	{7425, 4096, 74250, 6272, 82500, 6144, 74250},
1139 	{14835, 11648, 421875, 8918, 234375, 5824, 140625},
1140 	{14850, 4096, 148500, 6272, 165000, 6144, 148500},
1141 	{29670, 5824, 421875, 4459, 234375, 5824, 281250},
1142 	{29700, 3072, 222750, 4704, 247500, 5120, 247500},
1143 	{59340, 5824, 843750, 8918, 937500, 5824, 562500},
1144 	{59400, 3072, 445500, 9408, 990000, 6144, 594000}
1145 };
1146 
1147 static const struct audio_clock_info audio_clock_info_table_36bpc[14] = {
1148 	{2517,  9152,  84375,  7007,  48875,  9152,  56250},
1149 	{2518,  9152,  84375,  7007,  48875,  9152,  56250},
1150 	{2520,  4096,  37800,  6272,  42000,  6144,  37800},
1151 	{2700,  4096,  40500,  6272,  45000,  6144,  40500},
1152 	{2702,  8192,  81081,  6272,  45045,  8192,  54054},
1153 	{2703,  8192,  81081,  6272,  45045,  8192,  54054},
1154 	{5400,  4096,  81000,  6272,  90000,  6144,  81000},
1155 	{5405,  4096,  81081,  6272,  90090,  6144,  81081},
1156 	{7417, 11648, 316406, 17836, 351562, 11648, 210937},
1157 	{7425, 4096, 111375,  6272, 123750,  6144, 111375},
1158 	{14835, 11648, 632812, 17836, 703125, 11648, 421875},
1159 	{14850, 4096, 222750,  6272, 247500,  6144, 222750},
1160 	{29670, 5824, 632812,  8918, 703125,  5824, 421875},
1161 	{29700, 4096, 445500,  4704, 371250,  5120, 371250}
1162 };
1163 
1164 static const struct audio_clock_info audio_clock_info_table_48bpc[14] = {
1165 	{2517,  4576,  56250,  7007,  62500,  6864,  56250},
1166 	{2518,  4576,  56250,  7007,  62500,  6864,  56250},
1167 	{2520,  4096,  50400,  6272,  56000,  6144,  50400},
1168 	{2700,  4096,  54000,  6272,  60000,  6144,  54000},
1169 	{2702,  4096,  54054,  6267,  60060,  8192,  54054},
1170 	{2703,  4096,  54054,  6272,  60060,  8192,  54054},
1171 	{5400,  4096, 108000,  6272, 120000,  6144, 108000},
1172 	{5405,  4096, 108108,  6272, 120120,  6144, 108108},
1173 	{7417, 11648, 421875, 17836, 468750, 11648, 281250},
1174 	{7425,  4096, 148500,  6272, 165000,  6144, 148500},
1175 	{14835, 11648, 843750,  8918, 468750, 11648, 281250},
1176 	{14850, 4096, 297000,  6272, 330000,  6144, 297000},
1177 	{29670, 5824, 843750,  4459, 468750,  5824, 562500},
1178 	{29700, 3072, 445500,  4704, 495000,  5120, 495000}
1179 
1180 
1181 };
1182 
1183 static union audio_cea_channels speakers_to_channels(
1184 	struct audio_speaker_flags speaker_flags)
1185 {
1186 	union audio_cea_channels cea_channels = {0};
1187 
1188 	/* these are one to one */
1189 	cea_channels.channels.FL = speaker_flags.FL_FR;
1190 	cea_channels.channels.FR = speaker_flags.FL_FR;
1191 	cea_channels.channels.LFE = speaker_flags.LFE;
1192 	cea_channels.channels.FC = speaker_flags.FC;
1193 
1194 	/* if Rear Left and Right exist move RC speaker to channel 7
1195 	 * otherwise to channel 5
1196 	 */
1197 	if (speaker_flags.RL_RR) {
1198 		cea_channels.channels.RL_RC = speaker_flags.RL_RR;
1199 		cea_channels.channels.RR = speaker_flags.RL_RR;
1200 		cea_channels.channels.RC_RLC_FLC = speaker_flags.RC;
1201 	} else {
1202 		cea_channels.channels.RL_RC = speaker_flags.RC;
1203 	}
1204 
1205 	/* FRONT Left Right Center and REAR Left Right Center are exclusive */
1206 	if (speaker_flags.FLC_FRC) {
1207 		cea_channels.channels.RC_RLC_FLC = speaker_flags.FLC_FRC;
1208 		cea_channels.channels.RRC_FRC = speaker_flags.FLC_FRC;
1209 	} else {
1210 		cea_channels.channels.RC_RLC_FLC = speaker_flags.RLC_RRC;
1211 		cea_channels.channels.RRC_FRC = speaker_flags.RLC_RRC;
1212 	}
1213 
1214 	return cea_channels;
1215 }
1216 
1217 static uint32_t calc_max_audio_packets_per_line(
1218 	const struct audio_crtc_info *crtc_info)
1219 {
1220 	uint32_t max_packets_per_line;
1221 
1222 	max_packets_per_line =
1223 		crtc_info->h_total - crtc_info->h_active;
1224 
1225 	if (crtc_info->pixel_repetition)
1226 		max_packets_per_line *= crtc_info->pixel_repetition;
1227 
1228 	/* for other hdmi features */
1229 	max_packets_per_line -= 58;
1230 	/* for Control Period */
1231 	max_packets_per_line -= 16;
1232 	/* Number of Audio Packets per Line */
1233 	max_packets_per_line /= 32;
1234 
1235 	return max_packets_per_line;
1236 }
1237 
1238 static void get_audio_clock_info(
1239 	enum dc_color_depth color_depth,
1240 	uint32_t crtc_pixel_clock_in_khz,
1241 	uint32_t actual_pixel_clock_in_khz,
1242 	struct audio_clock_info *audio_clock_info)
1243 {
1244 	const struct audio_clock_info *clock_info;
1245 	uint32_t index;
1246 	uint32_t crtc_pixel_clock_in_10khz = crtc_pixel_clock_in_khz / 10;
1247 	uint32_t audio_array_size;
1248 
1249 	switch (color_depth) {
1250 	case COLOR_DEPTH_161616:
1251 		clock_info = audio_clock_info_table_48bpc;
1252 		audio_array_size = ARRAY_SIZE(
1253 				audio_clock_info_table_48bpc);
1254 		break;
1255 	case COLOR_DEPTH_121212:
1256 		clock_info = audio_clock_info_table_36bpc;
1257 		audio_array_size = ARRAY_SIZE(
1258 				audio_clock_info_table_36bpc);
1259 		break;
1260 	default:
1261 		clock_info = audio_clock_info_table;
1262 		audio_array_size = ARRAY_SIZE(
1263 				audio_clock_info_table);
1264 		break;
1265 	}
1266 
1267 	if (clock_info != NULL) {
1268 		/* search for exact pixel clock in table */
1269 		for (index = 0; index < audio_array_size; index++) {
1270 			if (clock_info[index].pixel_clock_in_10khz >
1271 				crtc_pixel_clock_in_10khz)
1272 				break;  /* not match */
1273 			else if (clock_info[index].pixel_clock_in_10khz ==
1274 					crtc_pixel_clock_in_10khz) {
1275 				/* match found */
1276 				*audio_clock_info = clock_info[index];
1277 				return;
1278 			}
1279 		}
1280 	}
1281 
1282 	/* not found */
1283 	if (actual_pixel_clock_in_khz == 0)
1284 		actual_pixel_clock_in_khz = crtc_pixel_clock_in_khz;
1285 
1286 	/* See HDMI spec  the table entry under
1287 	 *  pixel clock of "Other". */
1288 	audio_clock_info->pixel_clock_in_10khz =
1289 			actual_pixel_clock_in_khz / 10;
1290 	audio_clock_info->cts_32khz = actual_pixel_clock_in_khz;
1291 	audio_clock_info->cts_44khz = actual_pixel_clock_in_khz;
1292 	audio_clock_info->cts_48khz = actual_pixel_clock_in_khz;
1293 
1294 	audio_clock_info->n_32khz = 4096;
1295 	audio_clock_info->n_44khz = 6272;
1296 	audio_clock_info->n_48khz = 6144;
1297 }
1298 
1299 static void dce110_se_audio_setup(
1300 	struct stream_encoder *enc,
1301 	unsigned int az_inst,
1302 	struct audio_info *audio_info)
1303 {
1304 	struct dce110_stream_encoder *enc110 = DCE110STRENC_FROM_STRENC(enc);
1305 
1306 	uint32_t speakers = 0;
1307 	uint32_t channels = 0;
1308 
1309 	ASSERT(audio_info);
1310 	if (audio_info == NULL)
1311 		/* This should not happen.it does so we don't get BSOD*/
1312 		return;
1313 
1314 	speakers = audio_info->flags.info.ALLSPEAKERS;
1315 	channels = speakers_to_channels(audio_info->flags.speaker_flags).all;
1316 
1317 	/* setup the audio stream source select (audio -> dig mapping) */
1318 	REG_SET(AFMT_AUDIO_SRC_CONTROL, 0, AFMT_AUDIO_SRC_SELECT, az_inst);
1319 
1320 	/* Channel allocation */
1321 	REG_UPDATE(AFMT_AUDIO_PACKET_CONTROL2, AFMT_AUDIO_CHANNEL_ENABLE, channels);
1322 }
1323 
1324 static void dce110_se_setup_hdmi_audio(
1325 	struct stream_encoder *enc,
1326 	const struct audio_crtc_info *crtc_info)
1327 {
1328 	struct dce110_stream_encoder *enc110 = DCE110STRENC_FROM_STRENC(enc);
1329 
1330 	struct audio_clock_info audio_clock_info = {0};
1331 	uint32_t max_packets_per_line;
1332 
1333 	/* For now still do calculation, although this field is ignored when
1334 	above HDMI_PACKET_GEN_VERSION set to 1 */
1335 	max_packets_per_line = calc_max_audio_packets_per_line(crtc_info);
1336 
1337 	/* HDMI_AUDIO_PACKET_CONTROL */
1338 	REG_UPDATE_2(HDMI_AUDIO_PACKET_CONTROL,
1339 			HDMI_AUDIO_PACKETS_PER_LINE, max_packets_per_line,
1340 			HDMI_AUDIO_DELAY_EN, 1);
1341 
1342 	/* AFMT_AUDIO_PACKET_CONTROL */
1343 	REG_UPDATE(AFMT_AUDIO_PACKET_CONTROL, AFMT_60958_CS_UPDATE, 1);
1344 
1345 	/* AFMT_AUDIO_PACKET_CONTROL2 */
1346 	REG_UPDATE_2(AFMT_AUDIO_PACKET_CONTROL2,
1347 			AFMT_AUDIO_LAYOUT_OVRD, 0,
1348 			AFMT_60958_OSF_OVRD, 0);
1349 
1350 	/* HDMI_ACR_PACKET_CONTROL */
1351 	REG_UPDATE_3(HDMI_ACR_PACKET_CONTROL,
1352 			HDMI_ACR_AUTO_SEND, 1,
1353 			HDMI_ACR_SOURCE, 0,
1354 			HDMI_ACR_AUDIO_PRIORITY, 0);
1355 
1356 	/* Program audio clock sample/regeneration parameters */
1357 	get_audio_clock_info(crtc_info->color_depth,
1358 			     crtc_info->requested_pixel_clock,
1359 			     crtc_info->calculated_pixel_clock,
1360 			     &audio_clock_info);
1361 	DC_LOG_HW_AUDIO(
1362 			"\n%s:Input::requested_pixel_clock = %d"	\
1363 			"calculated_pixel_clock = %d \n", __func__,	\
1364 			crtc_info->requested_pixel_clock,		\
1365 			crtc_info->calculated_pixel_clock);
1366 
1367 	/* HDMI_ACR_32_0__HDMI_ACR_CTS_32_MASK */
1368 	REG_UPDATE(HDMI_ACR_32_0, HDMI_ACR_CTS_32, audio_clock_info.cts_32khz);
1369 
1370 	/* HDMI_ACR_32_1__HDMI_ACR_N_32_MASK */
1371 	REG_UPDATE(HDMI_ACR_32_1, HDMI_ACR_N_32, audio_clock_info.n_32khz);
1372 
1373 	/* HDMI_ACR_44_0__HDMI_ACR_CTS_44_MASK */
1374 	REG_UPDATE(HDMI_ACR_44_0, HDMI_ACR_CTS_44, audio_clock_info.cts_44khz);
1375 
1376 	/* HDMI_ACR_44_1__HDMI_ACR_N_44_MASK */
1377 	REG_UPDATE(HDMI_ACR_44_1, HDMI_ACR_N_44, audio_clock_info.n_44khz);
1378 
1379 	/* HDMI_ACR_48_0__HDMI_ACR_CTS_48_MASK */
1380 	REG_UPDATE(HDMI_ACR_48_0, HDMI_ACR_CTS_48, audio_clock_info.cts_48khz);
1381 
1382 	/* HDMI_ACR_48_1__HDMI_ACR_N_48_MASK */
1383 	REG_UPDATE(HDMI_ACR_48_1, HDMI_ACR_N_48, audio_clock_info.n_48khz);
1384 
1385 	/* Video driver cannot know in advance which sample rate will
1386 	   be used by HD Audio driver
1387 	   HDMI_ACR_PACKET_CONTROL__HDMI_ACR_N_MULTIPLE field is
1388 	   programmed below in interruppt callback */
1389 
1390 	/* AFMT_60958_0__AFMT_60958_CS_CHANNEL_NUMBER_L_MASK &
1391 	AFMT_60958_0__AFMT_60958_CS_CLOCK_ACCURACY_MASK */
1392 	REG_UPDATE_2(AFMT_60958_0,
1393 			AFMT_60958_CS_CHANNEL_NUMBER_L, 1,
1394 			AFMT_60958_CS_CLOCK_ACCURACY, 0);
1395 
1396 	/* AFMT_60958_1 AFMT_60958_CS_CHALNNEL_NUMBER_R */
1397 	REG_UPDATE(AFMT_60958_1, AFMT_60958_CS_CHANNEL_NUMBER_R, 2);
1398 
1399 	/*AFMT_60958_2 now keep this settings until
1400 	 *  Programming guide comes out*/
1401 	REG_UPDATE_6(AFMT_60958_2,
1402 			AFMT_60958_CS_CHANNEL_NUMBER_2, 3,
1403 			AFMT_60958_CS_CHANNEL_NUMBER_3, 4,
1404 			AFMT_60958_CS_CHANNEL_NUMBER_4, 5,
1405 			AFMT_60958_CS_CHANNEL_NUMBER_5, 6,
1406 			AFMT_60958_CS_CHANNEL_NUMBER_6, 7,
1407 			AFMT_60958_CS_CHANNEL_NUMBER_7, 8);
1408 }
1409 
1410 static void dce110_se_setup_dp_audio(
1411 	struct stream_encoder *enc)
1412 {
1413 	struct dce110_stream_encoder *enc110 = DCE110STRENC_FROM_STRENC(enc);
1414 
1415 	/* --- DP Audio packet configurations --- */
1416 
1417 	/* ATP Configuration */
1418 	REG_SET(DP_SEC_AUD_N, 0,
1419 			DP_SEC_AUD_N, DP_SEC_AUD_N__DP_SEC_AUD_N__DEFAULT);
1420 
1421 	/* Async/auto-calc timestamp mode */
1422 	REG_SET(DP_SEC_TIMESTAMP, 0, DP_SEC_TIMESTAMP_MODE,
1423 			DP_SEC_TIMESTAMP__DP_SEC_TIMESTAMP_MODE__AUTO_CALC);
1424 
1425 	/* --- The following are the registers
1426 	 *  copied from the SetupHDMI --- */
1427 
1428 	/* AFMT_AUDIO_PACKET_CONTROL */
1429 	REG_UPDATE(AFMT_AUDIO_PACKET_CONTROL, AFMT_60958_CS_UPDATE, 1);
1430 
1431 	/* AFMT_AUDIO_PACKET_CONTROL2 */
1432 	/* Program the ATP and AIP next */
1433 	REG_UPDATE_2(AFMT_AUDIO_PACKET_CONTROL2,
1434 			AFMT_AUDIO_LAYOUT_OVRD, 0,
1435 			AFMT_60958_OSF_OVRD, 0);
1436 
1437 	/* AFMT_INFOFRAME_CONTROL0 */
1438 	REG_UPDATE(AFMT_INFOFRAME_CONTROL0, AFMT_AUDIO_INFO_UPDATE, 1);
1439 
1440 	/* AFMT_60958_0__AFMT_60958_CS_CLOCK_ACCURACY_MASK */
1441 	REG_UPDATE(AFMT_60958_0, AFMT_60958_CS_CLOCK_ACCURACY, 0);
1442 }
1443 
1444 static void dce110_se_enable_audio_clock(
1445 	struct stream_encoder *enc,
1446 	bool enable)
1447 {
1448 	struct dce110_stream_encoder *enc110 = DCE110STRENC_FROM_STRENC(enc);
1449 
1450 	if (REG(AFMT_CNTL) == 0)
1451 		return;   /* DCE8/10 does not have this register */
1452 
1453 	REG_UPDATE(AFMT_CNTL, AFMT_AUDIO_CLOCK_EN, !!enable);
1454 
1455 	/* wait for AFMT clock to turn on,
1456 	 * expectation: this should complete in 1-2 reads
1457 	 *
1458 	 * REG_WAIT(AFMT_CNTL, AFMT_AUDIO_CLOCK_ON, !!enable, 1, 10);
1459 	 *
1460 	 * TODO: wait for clock_on does not work well. May need HW
1461 	 * program sequence. But audio seems work normally even without wait
1462 	 * for clock_on status change
1463 	 */
1464 }
1465 
1466 static void dce110_se_enable_dp_audio(
1467 	struct stream_encoder *enc)
1468 {
1469 	struct dce110_stream_encoder *enc110 = DCE110STRENC_FROM_STRENC(enc);
1470 
1471 	/* Enable Audio packets */
1472 	REG_UPDATE(DP_SEC_CNTL, DP_SEC_ASP_ENABLE, 1);
1473 
1474 	/* Program the ATP and AIP next */
1475 	REG_UPDATE_2(DP_SEC_CNTL,
1476 			DP_SEC_ATP_ENABLE, 1,
1477 			DP_SEC_AIP_ENABLE, 1);
1478 
1479 	/* Program STREAM_ENABLE after all the other enables. */
1480 	REG_UPDATE(DP_SEC_CNTL, DP_SEC_STREAM_ENABLE, 1);
1481 }
1482 
1483 static void dce110_se_disable_dp_audio(
1484 	struct stream_encoder *enc)
1485 {
1486 	struct dce110_stream_encoder *enc110 = DCE110STRENC_FROM_STRENC(enc);
1487 	uint32_t value = 0;
1488 
1489 	/* Disable Audio packets */
1490 	REG_UPDATE_5(DP_SEC_CNTL,
1491 			DP_SEC_ASP_ENABLE, 0,
1492 			DP_SEC_ATP_ENABLE, 0,
1493 			DP_SEC_AIP_ENABLE, 0,
1494 			DP_SEC_ACM_ENABLE, 0,
1495 			DP_SEC_STREAM_ENABLE, 0);
1496 
1497 	/* This register shared with encoder info frame. Therefore we need to
1498 	keep master enabled if at least on of the fields is not 0 */
1499 	value = REG_READ(DP_SEC_CNTL);
1500 	if (value != 0)
1501 		REG_UPDATE(DP_SEC_CNTL, DP_SEC_STREAM_ENABLE, 1);
1502 
1503 }
1504 
1505 void dce110_se_audio_mute_control(
1506 	struct stream_encoder *enc,
1507 	bool mute)
1508 {
1509 	struct dce110_stream_encoder *enc110 = DCE110STRENC_FROM_STRENC(enc);
1510 
1511 	REG_UPDATE(AFMT_AUDIO_PACKET_CONTROL, AFMT_AUDIO_SAMPLE_SEND, !mute);
1512 }
1513 
1514 void dce110_se_dp_audio_setup(
1515 	struct stream_encoder *enc,
1516 	unsigned int az_inst,
1517 	struct audio_info *info)
1518 {
1519 	dce110_se_audio_setup(enc, az_inst, info);
1520 }
1521 
1522 void dce110_se_dp_audio_enable(
1523 	struct stream_encoder *enc)
1524 {
1525 	dce110_se_enable_audio_clock(enc, true);
1526 	dce110_se_setup_dp_audio(enc);
1527 	dce110_se_enable_dp_audio(enc);
1528 }
1529 
1530 void dce110_se_dp_audio_disable(
1531 	struct stream_encoder *enc)
1532 {
1533 	dce110_se_disable_dp_audio(enc);
1534 	dce110_se_enable_audio_clock(enc, false);
1535 }
1536 
1537 void dce110_se_hdmi_audio_setup(
1538 	struct stream_encoder *enc,
1539 	unsigned int az_inst,
1540 	struct audio_info *info,
1541 	struct audio_crtc_info *audio_crtc_info)
1542 {
1543 	dce110_se_enable_audio_clock(enc, true);
1544 	dce110_se_setup_hdmi_audio(enc, audio_crtc_info);
1545 	dce110_se_audio_setup(enc, az_inst, info);
1546 }
1547 
1548 void dce110_se_hdmi_audio_disable(
1549 	struct stream_encoder *enc)
1550 {
1551 	dce110_se_enable_audio_clock(enc, false);
1552 }
1553 
1554 
1555 static void setup_stereo_sync(
1556 	struct stream_encoder *enc,
1557 	int tg_inst, bool enable)
1558 {
1559 	struct dce110_stream_encoder *enc110 = DCE110STRENC_FROM_STRENC(enc);
1560 	REG_UPDATE(DIG_FE_CNTL, DIG_STEREOSYNC_SELECT, tg_inst);
1561 	REG_UPDATE(DIG_FE_CNTL, DIG_STEREOSYNC_GATE_EN, !enable);
1562 }
1563 
1564 
1565 static const struct stream_encoder_funcs dce110_str_enc_funcs = {
1566 	.dp_set_stream_attribute =
1567 		dce110_stream_encoder_dp_set_stream_attribute,
1568 	.hdmi_set_stream_attribute =
1569 		dce110_stream_encoder_hdmi_set_stream_attribute,
1570 	.dvi_set_stream_attribute =
1571 		dce110_stream_encoder_dvi_set_stream_attribute,
1572 	.set_mst_bandwidth =
1573 		dce110_stream_encoder_set_mst_bandwidth,
1574 	.update_hdmi_info_packets =
1575 		dce110_stream_encoder_update_hdmi_info_packets,
1576 	.stop_hdmi_info_packets =
1577 		dce110_stream_encoder_stop_hdmi_info_packets,
1578 	.update_dp_info_packets =
1579 		dce110_stream_encoder_update_dp_info_packets,
1580 	.stop_dp_info_packets =
1581 		dce110_stream_encoder_stop_dp_info_packets,
1582 	.dp_blank =
1583 		dce110_stream_encoder_dp_blank,
1584 	.dp_unblank =
1585 		dce110_stream_encoder_dp_unblank,
1586 	.audio_mute_control = dce110_se_audio_mute_control,
1587 
1588 	.dp_audio_setup = dce110_se_dp_audio_setup,
1589 	.dp_audio_enable = dce110_se_dp_audio_enable,
1590 	.dp_audio_disable = dce110_se_dp_audio_disable,
1591 
1592 	.hdmi_audio_setup = dce110_se_hdmi_audio_setup,
1593 	.hdmi_audio_disable = dce110_se_hdmi_audio_disable,
1594 	.setup_stereo_sync  = setup_stereo_sync,
1595 	.set_avmute = dce110_stream_encoder_set_avmute,
1596 
1597 };
1598 
1599 void dce110_stream_encoder_construct(
1600 	struct dce110_stream_encoder *enc110,
1601 	struct dc_context *ctx,
1602 	struct dc_bios *bp,
1603 	enum engine_id eng_id,
1604 	const struct dce110_stream_enc_registers *regs,
1605 	const struct dce_stream_encoder_shift *se_shift,
1606 	const struct dce_stream_encoder_mask *se_mask)
1607 {
1608 	enc110->base.funcs = &dce110_str_enc_funcs;
1609 	enc110->base.ctx = ctx;
1610 	enc110->base.id = eng_id;
1611 	enc110->base.bp = bp;
1612 	enc110->regs = regs;
1613 	enc110->se_shift = se_shift;
1614 	enc110->se_mask = se_mask;
1615 }
1616