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 <linux/delay.h>
27 
28 #include "dc_bios_types.h"
29 #include "dcn10_stream_encoder.h"
30 #include "reg_helper.h"
31 #include "hw_shared.h"
32 
33 #define DC_LOGGER \
34 		enc1->base.ctx->logger
35 
36 
37 #define REG(reg)\
38 	(enc1->regs->reg)
39 
40 #undef FN
41 #define FN(reg_name, field_name) \
42 	enc1->se_shift->field_name, enc1->se_mask->field_name
43 
44 #define VBI_LINE_0 0
45 #define DP_BLANK_MAX_RETRY 20
46 #define HDMI_CLOCK_CHANNEL_RATE_MORE_340M 340000
47 
48 
49 enum {
50 	DP_MST_UPDATE_MAX_RETRY = 50
51 };
52 
53 #define CTX \
54 	enc1->base.ctx
55 
enc1_update_generic_info_packet(struct dcn10_stream_encoder * enc1,uint32_t packet_index,const struct dc_info_packet * info_packet)56 void enc1_update_generic_info_packet(
57 	struct dcn10_stream_encoder *enc1,
58 	uint32_t packet_index,
59 	const struct dc_info_packet *info_packet)
60 {
61 	uint32_t regval;
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 	regval = REG_READ(AFMT_VBI_PACKET_CONTROL);
91 	REG_UPDATE(AFMT_VBI_PACKET_CONTROL,
92 			AFMT_GENERIC_INDEX, packet_index);
93 
94 	/* write generic packet header
95 	 * (4th byte is for GENERIC0 only)
96 	 */
97 	REG_SET_4(AFMT_GENERIC_HDR, 0,
98 			AFMT_GENERIC_HB0, info_packet->hb0,
99 			AFMT_GENERIC_HB1, info_packet->hb1,
100 			AFMT_GENERIC_HB2, info_packet->hb2,
101 			AFMT_GENERIC_HB3, info_packet->hb3);
102 
103 	/* write generic packet contents
104 	 * (we never use last 4 bytes)
105 	 * there are 8 (0-7) mmDIG0_AFMT_GENERIC0_x registers
106 	 */
107 	{
108 		const uint32_t *content =
109 			(const uint32_t *) &info_packet->sb[0];
110 
111 		REG_WRITE(AFMT_GENERIC_0, *content++);
112 		REG_WRITE(AFMT_GENERIC_1, *content++);
113 		REG_WRITE(AFMT_GENERIC_2, *content++);
114 		REG_WRITE(AFMT_GENERIC_3, *content++);
115 		REG_WRITE(AFMT_GENERIC_4, *content++);
116 		REG_WRITE(AFMT_GENERIC_5, *content++);
117 		REG_WRITE(AFMT_GENERIC_6, *content++);
118 		REG_WRITE(AFMT_GENERIC_7, *content);
119 	}
120 
121 	switch (packet_index) {
122 	case 0:
123 		REG_UPDATE(AFMT_VBI_PACKET_CONTROL1,
124 				AFMT_GENERIC0_IMMEDIATE_UPDATE, 1);
125 		break;
126 	case 1:
127 		REG_UPDATE(AFMT_VBI_PACKET_CONTROL1,
128 				AFMT_GENERIC1_IMMEDIATE_UPDATE, 1);
129 		break;
130 	case 2:
131 		REG_UPDATE(AFMT_VBI_PACKET_CONTROL1,
132 				AFMT_GENERIC2_IMMEDIATE_UPDATE, 1);
133 		break;
134 	case 3:
135 		REG_UPDATE(AFMT_VBI_PACKET_CONTROL1,
136 				AFMT_GENERIC3_IMMEDIATE_UPDATE, 1);
137 		break;
138 	case 4:
139 		REG_UPDATE(AFMT_VBI_PACKET_CONTROL1,
140 				AFMT_GENERIC4_IMMEDIATE_UPDATE, 1);
141 		break;
142 	case 5:
143 		REG_UPDATE(AFMT_VBI_PACKET_CONTROL1,
144 				AFMT_GENERIC5_IMMEDIATE_UPDATE, 1);
145 		break;
146 	case 6:
147 		REG_UPDATE(AFMT_VBI_PACKET_CONTROL1,
148 				AFMT_GENERIC6_IMMEDIATE_UPDATE, 1);
149 		break;
150 	case 7:
151 		REG_UPDATE(AFMT_VBI_PACKET_CONTROL1,
152 				AFMT_GENERIC7_IMMEDIATE_UPDATE, 1);
153 		break;
154 	default:
155 		break;
156 	}
157 }
158 
enc1_update_hdmi_info_packet(struct dcn10_stream_encoder * enc1,uint32_t packet_index,const struct dc_info_packet * info_packet)159 static void enc1_update_hdmi_info_packet(
160 	struct dcn10_stream_encoder *enc1,
161 	uint32_t packet_index,
162 	const struct dc_info_packet *info_packet)
163 {
164 	uint32_t cont, send, line;
165 
166 	if (info_packet->valid) {
167 		enc1_update_generic_info_packet(
168 			enc1,
169 			packet_index,
170 			info_packet);
171 
172 		/* enable transmission of packet(s) -
173 		 * packet transmission begins on the next frame
174 		 */
175 		cont = 1;
176 		/* send packet(s) every frame */
177 		send = 1;
178 		/* select line number to send packets on */
179 		line = 2;
180 	} else {
181 		cont = 0;
182 		send = 0;
183 		line = 0;
184 	}
185 
186 	/* choose which generic packet control to use */
187 	switch (packet_index) {
188 	case 0:
189 		REG_UPDATE_3(HDMI_GENERIC_PACKET_CONTROL0,
190 				HDMI_GENERIC0_CONT, cont,
191 				HDMI_GENERIC0_SEND, send,
192 				HDMI_GENERIC0_LINE, line);
193 		break;
194 	case 1:
195 		REG_UPDATE_3(HDMI_GENERIC_PACKET_CONTROL0,
196 				HDMI_GENERIC1_CONT, cont,
197 				HDMI_GENERIC1_SEND, send,
198 				HDMI_GENERIC1_LINE, line);
199 		break;
200 	case 2:
201 		REG_UPDATE_3(HDMI_GENERIC_PACKET_CONTROL1,
202 				HDMI_GENERIC0_CONT, cont,
203 				HDMI_GENERIC0_SEND, send,
204 				HDMI_GENERIC0_LINE, line);
205 		break;
206 	case 3:
207 		REG_UPDATE_3(HDMI_GENERIC_PACKET_CONTROL1,
208 				HDMI_GENERIC1_CONT, cont,
209 				HDMI_GENERIC1_SEND, send,
210 				HDMI_GENERIC1_LINE, line);
211 		break;
212 	case 4:
213 		REG_UPDATE_3(HDMI_GENERIC_PACKET_CONTROL2,
214 				HDMI_GENERIC0_CONT, cont,
215 				HDMI_GENERIC0_SEND, send,
216 				HDMI_GENERIC0_LINE, line);
217 		break;
218 	case 5:
219 		REG_UPDATE_3(HDMI_GENERIC_PACKET_CONTROL2,
220 				HDMI_GENERIC1_CONT, cont,
221 				HDMI_GENERIC1_SEND, send,
222 				HDMI_GENERIC1_LINE, line);
223 		break;
224 	case 6:
225 		REG_UPDATE_3(HDMI_GENERIC_PACKET_CONTROL3,
226 				HDMI_GENERIC0_CONT, cont,
227 				HDMI_GENERIC0_SEND, send,
228 				HDMI_GENERIC0_LINE, line);
229 		break;
230 	case 7:
231 		REG_UPDATE_3(HDMI_GENERIC_PACKET_CONTROL3,
232 				HDMI_GENERIC1_CONT, cont,
233 				HDMI_GENERIC1_SEND, send,
234 				HDMI_GENERIC1_LINE, line);
235 		break;
236 	default:
237 		/* invalid HW packet index */
238 		DC_LOG_WARNING(
239 			"Invalid HW packet index: %s()\n",
240 			__func__);
241 		return;
242 	}
243 }
244 
245 /* setup stream encoder in dp mode */
enc1_stream_encoder_dp_set_stream_attribute(struct stream_encoder * enc,struct dc_crtc_timing * crtc_timing,enum dc_color_space output_color_space,bool use_vsc_sdp_for_colorimetry,uint32_t enable_sdp_splitting)246 void enc1_stream_encoder_dp_set_stream_attribute(
247 	struct stream_encoder *enc,
248 	struct dc_crtc_timing *crtc_timing,
249 	enum dc_color_space output_color_space,
250 	bool use_vsc_sdp_for_colorimetry,
251 	uint32_t enable_sdp_splitting)
252 {
253 	uint32_t h_active_start;
254 	uint32_t v_active_start;
255 	uint32_t misc0 = 0;
256 	uint32_t misc1 = 0;
257 	uint32_t h_blank;
258 	uint32_t h_back_porch;
259 	uint8_t synchronous_clock = 0; /* asynchronous mode */
260 	uint8_t colorimetry_bpc;
261 	uint8_t dynamic_range_rgb = 0; /*full range*/
262 	uint8_t dynamic_range_ycbcr = 1; /*bt709*/
263 	uint8_t dp_pixel_encoding = 0;
264 	uint8_t dp_component_depth = 0;
265 
266 	struct dcn10_stream_encoder *enc1 = DCN10STRENC_FROM_STRENC(enc);
267 	struct dc_crtc_timing hw_crtc_timing = *crtc_timing;
268 
269 	if (hw_crtc_timing.flags.INTERLACE) {
270 		/*the input timing is in VESA spec format with Interlace flag =1*/
271 		hw_crtc_timing.v_total /= 2;
272 		hw_crtc_timing.v_border_top /= 2;
273 		hw_crtc_timing.v_addressable /= 2;
274 		hw_crtc_timing.v_border_bottom /= 2;
275 		hw_crtc_timing.v_front_porch /= 2;
276 		hw_crtc_timing.v_sync_width /= 2;
277 	}
278 
279 
280 	/* set pixel encoding */
281 	switch (hw_crtc_timing.pixel_encoding) {
282 	case PIXEL_ENCODING_YCBCR422:
283 		dp_pixel_encoding = DP_PIXEL_ENCODING_TYPE_YCBCR422;
284 		break;
285 	case PIXEL_ENCODING_YCBCR444:
286 		dp_pixel_encoding = DP_PIXEL_ENCODING_TYPE_YCBCR444;
287 
288 		if (hw_crtc_timing.flags.Y_ONLY)
289 			if (hw_crtc_timing.display_color_depth != COLOR_DEPTH_666)
290 				/* HW testing only, no use case yet.
291 				 * Color depth of Y-only could be
292 				 * 8, 10, 12, 16 bits
293 				 */
294 				dp_pixel_encoding = DP_PIXEL_ENCODING_TYPE_Y_ONLY;
295 
296 		/* Note: DP_MSA_MISC1 bit 7 is the indicator
297 		 * of Y-only mode.
298 		 * This bit is set in HW if register
299 		 * DP_PIXEL_ENCODING is programmed to 0x4
300 		 */
301 		break;
302 	case PIXEL_ENCODING_YCBCR420:
303 		dp_pixel_encoding = DP_PIXEL_ENCODING_TYPE_YCBCR420;
304 		break;
305 	default:
306 		dp_pixel_encoding = DP_PIXEL_ENCODING_TYPE_RGB444;
307 		break;
308 	}
309 
310 	misc1 = REG_READ(DP_MSA_MISC);
311 	/* For YCbCr420 and BT2020 Colorimetry Formats, VSC SDP shall be used.
312 	 * When MISC1, bit 6, is Set to 1, a Source device uses a VSC SDP to indicate the
313 	 * Pixel Encoding/Colorimetry Format and that a Sink device shall ignore MISC1, bit 7,
314 	 * and MISC0, bits 7:1 (MISC1, bit 7, and MISC0, bits 7:1, become "don't care").
315 	 */
316 	if (use_vsc_sdp_for_colorimetry)
317 		misc1 = misc1 | 0x40;
318 	else
319 		misc1 = misc1 & ~0x40;
320 
321 	/* set color depth */
322 	switch (hw_crtc_timing.display_color_depth) {
323 	case COLOR_DEPTH_666:
324 		dp_component_depth = DP_COMPONENT_PIXEL_DEPTH_6BPC;
325 		break;
326 	case COLOR_DEPTH_888:
327 		dp_component_depth = DP_COMPONENT_PIXEL_DEPTH_8BPC;
328 		break;
329 	case COLOR_DEPTH_101010:
330 		dp_component_depth = DP_COMPONENT_PIXEL_DEPTH_10BPC;
331 		break;
332 	case COLOR_DEPTH_121212:
333 		dp_component_depth = DP_COMPONENT_PIXEL_DEPTH_12BPC;
334 		break;
335 	case COLOR_DEPTH_161616:
336 		dp_component_depth = DP_COMPONENT_PIXEL_DEPTH_16BPC;
337 		break;
338 	default:
339 		dp_component_depth = DP_COMPONENT_PIXEL_DEPTH_6BPC;
340 		break;
341 	}
342 
343 	/* Set DP pixel encoding and component depth */
344 	REG_UPDATE_2(DP_PIXEL_FORMAT,
345 			DP_PIXEL_ENCODING, dp_pixel_encoding,
346 			DP_COMPONENT_DEPTH, dp_component_depth);
347 
348 	/* set dynamic range and YCbCr range */
349 
350 	switch (hw_crtc_timing.display_color_depth) {
351 	case COLOR_DEPTH_666:
352 		colorimetry_bpc = 0;
353 		break;
354 	case COLOR_DEPTH_888:
355 		colorimetry_bpc = 1;
356 		break;
357 	case COLOR_DEPTH_101010:
358 		colorimetry_bpc = 2;
359 		break;
360 	case COLOR_DEPTH_121212:
361 		colorimetry_bpc = 3;
362 		break;
363 	default:
364 		colorimetry_bpc = 0;
365 		break;
366 	}
367 
368 	misc0 = misc0 | synchronous_clock;
369 	misc0 = colorimetry_bpc << 5;
370 
371 	switch (output_color_space) {
372 	case COLOR_SPACE_SRGB:
373 		misc1 = misc1 & ~0x80; /* bit7 = 0*/
374 		dynamic_range_rgb = 0; /*full range*/
375 		break;
376 	case COLOR_SPACE_SRGB_LIMITED:
377 		misc0 = misc0 | 0x8; /* bit3=1 */
378 		misc1 = misc1 & ~0x80; /* bit7 = 0*/
379 		dynamic_range_rgb = 1; /*limited range*/
380 		break;
381 	case COLOR_SPACE_YCBCR601:
382 	case COLOR_SPACE_YCBCR601_LIMITED:
383 		misc0 = misc0 | 0x8; /* bit3=1, bit4=0 */
384 		misc1 = misc1 & ~0x80; /* bit7 = 0*/
385 		dynamic_range_ycbcr = 0; /*bt601*/
386 		if (hw_crtc_timing.pixel_encoding == PIXEL_ENCODING_YCBCR422)
387 			misc0 = misc0 | 0x2; /* bit2=0, bit1=1 */
388 		else if (hw_crtc_timing.pixel_encoding == PIXEL_ENCODING_YCBCR444)
389 			misc0 = misc0 | 0x4; /* bit2=1, bit1=0 */
390 		break;
391 	case COLOR_SPACE_YCBCR709:
392 	case COLOR_SPACE_YCBCR709_LIMITED:
393 		misc0 = misc0 | 0x18; /* bit3=1, bit4=1 */
394 		misc1 = misc1 & ~0x80; /* bit7 = 0*/
395 		dynamic_range_ycbcr = 1; /*bt709*/
396 		if (hw_crtc_timing.pixel_encoding == PIXEL_ENCODING_YCBCR422)
397 			misc0 = misc0 | 0x2; /* bit2=0, bit1=1 */
398 		else if (hw_crtc_timing.pixel_encoding == PIXEL_ENCODING_YCBCR444)
399 			misc0 = misc0 | 0x4; /* bit2=1, bit1=0 */
400 		break;
401 	case COLOR_SPACE_2020_RGB_LIMITEDRANGE:
402 		dynamic_range_rgb = 1; /*limited range*/
403 		break;
404 	case COLOR_SPACE_2020_RGB_FULLRANGE:
405 	case COLOR_SPACE_2020_YCBCR:
406 	case COLOR_SPACE_XR_RGB:
407 	case COLOR_SPACE_MSREF_SCRGB:
408 	case COLOR_SPACE_ADOBERGB:
409 	case COLOR_SPACE_DCIP3:
410 	case COLOR_SPACE_XV_YCC_709:
411 	case COLOR_SPACE_XV_YCC_601:
412 	case COLOR_SPACE_DISPLAYNATIVE:
413 	case COLOR_SPACE_DOLBYVISION:
414 	case COLOR_SPACE_APPCTRL:
415 	case COLOR_SPACE_CUSTOMPOINTS:
416 	case COLOR_SPACE_UNKNOWN:
417 	case COLOR_SPACE_YCBCR709_BLACK:
418 		/* do nothing */
419 		break;
420 	}
421 
422 	REG_SET(DP_MSA_COLORIMETRY, 0, DP_MSA_MISC0, misc0);
423 	REG_WRITE(DP_MSA_MISC, misc1);   /* MSA_MISC1 */
424 
425 	/* dcn new register
426 	 * dc_crtc_timing is vesa dmt struct. data from edid
427 	 */
428 	REG_SET_2(DP_MSA_TIMING_PARAM1, 0,
429 			DP_MSA_HTOTAL, hw_crtc_timing.h_total,
430 			DP_MSA_VTOTAL, hw_crtc_timing.v_total);
431 
432 	/* calculate from vesa timing parameters
433 	 * h_active_start related to leading edge of sync
434 	 */
435 
436 	h_blank = hw_crtc_timing.h_total - hw_crtc_timing.h_border_left -
437 			hw_crtc_timing.h_addressable - hw_crtc_timing.h_border_right;
438 
439 	h_back_porch = h_blank - hw_crtc_timing.h_front_porch -
440 			hw_crtc_timing.h_sync_width;
441 
442 	/* start at beginning of left border */
443 	h_active_start = hw_crtc_timing.h_sync_width + h_back_porch;
444 
445 
446 	v_active_start = hw_crtc_timing.v_total - hw_crtc_timing.v_border_top -
447 			hw_crtc_timing.v_addressable - hw_crtc_timing.v_border_bottom -
448 			hw_crtc_timing.v_front_porch;
449 
450 
451 	/* start at beginning of left border */
452 	REG_SET_2(DP_MSA_TIMING_PARAM2, 0,
453 		DP_MSA_HSTART, h_active_start,
454 		DP_MSA_VSTART, v_active_start);
455 
456 	REG_SET_4(DP_MSA_TIMING_PARAM3, 0,
457 			DP_MSA_HSYNCWIDTH,
458 			hw_crtc_timing.h_sync_width,
459 			DP_MSA_HSYNCPOLARITY,
460 			!hw_crtc_timing.flags.HSYNC_POSITIVE_POLARITY,
461 			DP_MSA_VSYNCWIDTH,
462 			hw_crtc_timing.v_sync_width,
463 			DP_MSA_VSYNCPOLARITY,
464 			!hw_crtc_timing.flags.VSYNC_POSITIVE_POLARITY);
465 
466 	/* HWDITH include border or overscan */
467 	REG_SET_2(DP_MSA_TIMING_PARAM4, 0,
468 		DP_MSA_HWIDTH, hw_crtc_timing.h_border_left +
469 		hw_crtc_timing.h_addressable + hw_crtc_timing.h_border_right,
470 		DP_MSA_VHEIGHT, hw_crtc_timing.v_border_top +
471 		hw_crtc_timing.v_addressable + hw_crtc_timing.v_border_bottom);
472 }
473 
enc1_stream_encoder_set_stream_attribute_helper(struct dcn10_stream_encoder * enc1,struct dc_crtc_timing * crtc_timing)474 void enc1_stream_encoder_set_stream_attribute_helper(
475 		struct dcn10_stream_encoder *enc1,
476 		struct dc_crtc_timing *crtc_timing)
477 {
478 	switch (crtc_timing->pixel_encoding) {
479 	case PIXEL_ENCODING_YCBCR422:
480 		REG_UPDATE(DIG_FE_CNTL, TMDS_PIXEL_ENCODING, 1);
481 		break;
482 	default:
483 		REG_UPDATE(DIG_FE_CNTL, TMDS_PIXEL_ENCODING, 0);
484 		break;
485 	}
486 	REG_UPDATE(DIG_FE_CNTL, TMDS_COLOR_FORMAT, 0);
487 }
488 
489 /* setup stream encoder in hdmi mode */
enc1_stream_encoder_hdmi_set_stream_attribute(struct stream_encoder * enc,struct dc_crtc_timing * crtc_timing,int actual_pix_clk_khz,bool enable_audio)490 void enc1_stream_encoder_hdmi_set_stream_attribute(
491 	struct stream_encoder *enc,
492 	struct dc_crtc_timing *crtc_timing,
493 	int actual_pix_clk_khz,
494 	bool enable_audio)
495 {
496 	struct dcn10_stream_encoder *enc1 = DCN10STRENC_FROM_STRENC(enc);
497 	struct bp_encoder_control cntl = {0};
498 
499 	cntl.action = ENCODER_CONTROL_SETUP;
500 	cntl.engine_id = enc1->base.id;
501 	cntl.signal = SIGNAL_TYPE_HDMI_TYPE_A;
502 	cntl.enable_dp_audio = enable_audio;
503 	cntl.pixel_clock = actual_pix_clk_khz;
504 	cntl.lanes_number = LANE_COUNT_FOUR;
505 
506 	if (enc1->base.bp->funcs->encoder_control(
507 			enc1->base.bp, &cntl) != BP_RESULT_OK)
508 		return;
509 
510 	enc1_stream_encoder_set_stream_attribute_helper(enc1, crtc_timing);
511 
512 	/* setup HDMI engine */
513 	REG_UPDATE_6(HDMI_CONTROL,
514 		HDMI_PACKET_GEN_VERSION, 1,
515 		HDMI_KEEPOUT_MODE, 1,
516 		HDMI_DEEP_COLOR_ENABLE, 0,
517 		HDMI_DATA_SCRAMBLE_EN, 0,
518 		HDMI_NO_EXTRA_NULL_PACKET_FILLED, 1,
519 		HDMI_CLOCK_CHANNEL_RATE, 0);
520 
521 
522 	switch (crtc_timing->display_color_depth) {
523 	case COLOR_DEPTH_888:
524 		REG_UPDATE(HDMI_CONTROL, HDMI_DEEP_COLOR_DEPTH, 0);
525 		break;
526 	case COLOR_DEPTH_101010:
527 		if (crtc_timing->pixel_encoding == PIXEL_ENCODING_YCBCR422) {
528 			REG_UPDATE_2(HDMI_CONTROL,
529 					HDMI_DEEP_COLOR_DEPTH, 1,
530 					HDMI_DEEP_COLOR_ENABLE, 0);
531 		} else {
532 			REG_UPDATE_2(HDMI_CONTROL,
533 					HDMI_DEEP_COLOR_DEPTH, 1,
534 					HDMI_DEEP_COLOR_ENABLE, 1);
535 			}
536 		break;
537 	case COLOR_DEPTH_121212:
538 		if (crtc_timing->pixel_encoding == PIXEL_ENCODING_YCBCR422) {
539 			REG_UPDATE_2(HDMI_CONTROL,
540 					HDMI_DEEP_COLOR_DEPTH, 2,
541 					HDMI_DEEP_COLOR_ENABLE, 0);
542 		} else {
543 			REG_UPDATE_2(HDMI_CONTROL,
544 					HDMI_DEEP_COLOR_DEPTH, 2,
545 					HDMI_DEEP_COLOR_ENABLE, 1);
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 		break;
553 	default:
554 		break;
555 	}
556 
557 	if (actual_pix_clk_khz >= HDMI_CLOCK_CHANNEL_RATE_MORE_340M) {
558 		/* enable HDMI data scrambler
559 		 * HDMI_CLOCK_CHANNEL_RATE_MORE_340M
560 		 * Clock channel frequency is 1/4 of character rate.
561 		 */
562 		REG_UPDATE_2(HDMI_CONTROL,
563 			HDMI_DATA_SCRAMBLE_EN, 1,
564 			HDMI_CLOCK_CHANNEL_RATE, 1);
565 	} else if (crtc_timing->flags.LTE_340MCSC_SCRAMBLE) {
566 
567 		/* TODO: New feature for DCE11, still need to implement */
568 
569 		/* enable HDMI data scrambler
570 		 * HDMI_CLOCK_CHANNEL_FREQ_EQUAL_TO_CHAR_RATE
571 		 * Clock channel frequency is the same
572 		 * as character rate
573 		 */
574 		REG_UPDATE_2(HDMI_CONTROL,
575 			HDMI_DATA_SCRAMBLE_EN, 1,
576 			HDMI_CLOCK_CHANNEL_RATE, 0);
577 	}
578 
579 
580 	REG_UPDATE_3(HDMI_VBI_PACKET_CONTROL,
581 		HDMI_GC_CONT, 1,
582 		HDMI_GC_SEND, 1,
583 		HDMI_NULL_SEND, 1);
584 
585 	/* following belongs to audio */
586 	REG_UPDATE(HDMI_INFOFRAME_CONTROL0, HDMI_AUDIO_INFO_SEND, 1);
587 
588 	REG_UPDATE(AFMT_INFOFRAME_CONTROL0, AFMT_AUDIO_INFO_UPDATE, 1);
589 
590 	REG_UPDATE(HDMI_INFOFRAME_CONTROL1, HDMI_AUDIO_INFO_LINE,
591 				VBI_LINE_0 + 2);
592 
593 	REG_UPDATE(HDMI_GC, HDMI_GC_AVMUTE, 0);
594 }
595 
596 /* setup stream encoder in dvi mode */
enc1_stream_encoder_dvi_set_stream_attribute(struct stream_encoder * enc,struct dc_crtc_timing * crtc_timing,bool is_dual_link)597 void enc1_stream_encoder_dvi_set_stream_attribute(
598 	struct stream_encoder *enc,
599 	struct dc_crtc_timing *crtc_timing,
600 	bool is_dual_link)
601 {
602 	struct dcn10_stream_encoder *enc1 = DCN10STRENC_FROM_STRENC(enc);
603 	struct bp_encoder_control cntl = {0};
604 
605 	cntl.action = ENCODER_CONTROL_SETUP;
606 	cntl.engine_id = enc1->base.id;
607 	cntl.signal = is_dual_link ?
608 			SIGNAL_TYPE_DVI_DUAL_LINK : SIGNAL_TYPE_DVI_SINGLE_LINK;
609 	cntl.enable_dp_audio = false;
610 	cntl.pixel_clock = crtc_timing->pix_clk_100hz / 10;
611 	cntl.lanes_number = (is_dual_link) ? LANE_COUNT_EIGHT : LANE_COUNT_FOUR;
612 
613 	if (enc1->base.bp->funcs->encoder_control(
614 			enc1->base.bp, &cntl) != BP_RESULT_OK)
615 		return;
616 
617 	ASSERT(crtc_timing->pixel_encoding == PIXEL_ENCODING_RGB);
618 	ASSERT(crtc_timing->display_color_depth == COLOR_DEPTH_888);
619 	enc1_stream_encoder_set_stream_attribute_helper(enc1, crtc_timing);
620 }
621 
enc1_stream_encoder_set_throttled_vcp_size(struct stream_encoder * enc,struct fixed31_32 avg_time_slots_per_mtp)622 void enc1_stream_encoder_set_throttled_vcp_size(
623 	struct stream_encoder *enc,
624 	struct fixed31_32 avg_time_slots_per_mtp)
625 {
626 	struct dcn10_stream_encoder *enc1 = DCN10STRENC_FROM_STRENC(enc);
627 	uint32_t x = dc_fixpt_floor(
628 		avg_time_slots_per_mtp);
629 	uint32_t y = dc_fixpt_ceil(
630 		dc_fixpt_shl(
631 			dc_fixpt_sub_int(
632 				avg_time_slots_per_mtp,
633 				x),
634 			26));
635 
636 	REG_SET_2(DP_MSE_RATE_CNTL, 0,
637 		DP_MSE_RATE_X, x,
638 		DP_MSE_RATE_Y, y);
639 
640 	/* wait for update to be completed on the link */
641 	/* i.e. DP_MSE_RATE_UPDATE_PENDING field (read only) */
642 	/* is reset to 0 (not pending) */
643 	REG_WAIT(DP_MSE_RATE_UPDATE, DP_MSE_RATE_UPDATE_PENDING,
644 			0,
645 			10, DP_MST_UPDATE_MAX_RETRY);
646 }
647 
enc1_stream_encoder_update_hdmi_info_packets(struct stream_encoder * enc,const struct encoder_info_frame * info_frame)648 static void enc1_stream_encoder_update_hdmi_info_packets(
649 	struct stream_encoder *enc,
650 	const struct encoder_info_frame *info_frame)
651 {
652 	struct dcn10_stream_encoder *enc1 = DCN10STRENC_FROM_STRENC(enc);
653 
654 	/* for bring up, disable dp double  TODO */
655 	REG_UPDATE(HDMI_DB_CONTROL, HDMI_DB_DISABLE, 1);
656 
657 	enc1_update_hdmi_info_packet(enc1, 0, &info_frame->avi);
658 	enc1_update_hdmi_info_packet(enc1, 1, &info_frame->vendor);
659 	enc1_update_hdmi_info_packet(enc1, 2, &info_frame->gamut);
660 	enc1_update_hdmi_info_packet(enc1, 3, &info_frame->spd);
661 	enc1_update_hdmi_info_packet(enc1, 4, &info_frame->hdrsmd);
662 }
663 
enc1_stream_encoder_stop_hdmi_info_packets(struct stream_encoder * enc)664 static void enc1_stream_encoder_stop_hdmi_info_packets(
665 	struct stream_encoder *enc)
666 {
667 	struct dcn10_stream_encoder *enc1 = DCN10STRENC_FROM_STRENC(enc);
668 
669 	/* stop generic packets 0 & 1 on HDMI */
670 	REG_SET_6(HDMI_GENERIC_PACKET_CONTROL0, 0,
671 		HDMI_GENERIC1_CONT, 0,
672 		HDMI_GENERIC1_LINE, 0,
673 		HDMI_GENERIC1_SEND, 0,
674 		HDMI_GENERIC0_CONT, 0,
675 		HDMI_GENERIC0_LINE, 0,
676 		HDMI_GENERIC0_SEND, 0);
677 
678 	/* stop generic packets 2 & 3 on HDMI */
679 	REG_SET_6(HDMI_GENERIC_PACKET_CONTROL1, 0,
680 		HDMI_GENERIC0_CONT, 0,
681 		HDMI_GENERIC0_LINE, 0,
682 		HDMI_GENERIC0_SEND, 0,
683 		HDMI_GENERIC1_CONT, 0,
684 		HDMI_GENERIC1_LINE, 0,
685 		HDMI_GENERIC1_SEND, 0);
686 
687 	/* stop generic packets 2 & 3 on HDMI */
688 	REG_SET_6(HDMI_GENERIC_PACKET_CONTROL2, 0,
689 		HDMI_GENERIC0_CONT, 0,
690 		HDMI_GENERIC0_LINE, 0,
691 		HDMI_GENERIC0_SEND, 0,
692 		HDMI_GENERIC1_CONT, 0,
693 		HDMI_GENERIC1_LINE, 0,
694 		HDMI_GENERIC1_SEND, 0);
695 
696 	REG_SET_6(HDMI_GENERIC_PACKET_CONTROL3, 0,
697 		HDMI_GENERIC0_CONT, 0,
698 		HDMI_GENERIC0_LINE, 0,
699 		HDMI_GENERIC0_SEND, 0,
700 		HDMI_GENERIC1_CONT, 0,
701 		HDMI_GENERIC1_LINE, 0,
702 		HDMI_GENERIC1_SEND, 0);
703 }
704 
enc1_stream_encoder_update_dp_info_packets(struct stream_encoder * enc,const struct encoder_info_frame * info_frame)705 void enc1_stream_encoder_update_dp_info_packets(
706 	struct stream_encoder *enc,
707 	const struct encoder_info_frame *info_frame)
708 {
709 	struct dcn10_stream_encoder *enc1 = DCN10STRENC_FROM_STRENC(enc);
710 	uint32_t value = 0;
711 
712 	if (info_frame->vsc.valid)
713 		enc1_update_generic_info_packet(
714 					enc1,
715 					0,  /* packetIndex */
716 					&info_frame->vsc);
717 
718 	if (info_frame->spd.valid)
719 		enc1_update_generic_info_packet(
720 				enc1,
721 				2,  /* packetIndex */
722 				&info_frame->spd);
723 
724 	if (info_frame->hdrsmd.valid)
725 		enc1_update_generic_info_packet(
726 				enc1,
727 				3,  /* packetIndex */
728 				&info_frame->hdrsmd);
729 
730 	/* packetIndex 4 is used for send immediate sdp message, and please
731 	 * use other packetIndex (such as 5,6) for other info packet
732 	 */
733 
734 	/* enable/disable transmission of packet(s).
735 	 * If enabled, packet transmission begins on the next frame
736 	 */
737 	REG_UPDATE(DP_SEC_CNTL, DP_SEC_GSP0_ENABLE, info_frame->vsc.valid);
738 	REG_UPDATE(DP_SEC_CNTL, DP_SEC_GSP2_ENABLE, info_frame->spd.valid);
739 	REG_UPDATE(DP_SEC_CNTL, DP_SEC_GSP3_ENABLE, info_frame->hdrsmd.valid);
740 
741 
742 	/* This bit is the master enable bit.
743 	 * When enabling secondary stream engine,
744 	 * this master bit must also be set.
745 	 * This register shared with audio info frame.
746 	 * Therefore we need to enable master bit
747 	 * if at least on of the fields is not 0
748 	 */
749 	value = REG_READ(DP_SEC_CNTL);
750 	if (value)
751 		REG_UPDATE(DP_SEC_CNTL, DP_SEC_STREAM_ENABLE, 1);
752 }
753 
enc1_stream_encoder_send_immediate_sdp_message(struct stream_encoder * enc,const uint8_t * custom_sdp_message,unsigned int sdp_message_size)754 void enc1_stream_encoder_send_immediate_sdp_message(
755 	struct stream_encoder *enc,
756 	const uint8_t *custom_sdp_message,
757 	unsigned int sdp_message_size)
758 {
759 	struct dcn10_stream_encoder *enc1 = DCN10STRENC_FROM_STRENC(enc);
760 	uint32_t value = 0;
761 
762 	/* TODOFPGA Figure out a proper number for max_retries polling for lock
763 	 * use 50 for now.
764 	 */
765 	uint32_t max_retries = 50;
766 
767 	/* check if GSP4 is transmitted */
768 	REG_WAIT(DP_SEC_CNTL2, DP_SEC_GSP4_SEND_PENDING,
769 		0, 10, max_retries);
770 
771 	/* disable GSP4 transmitting */
772 	REG_UPDATE(DP_SEC_CNTL2, DP_SEC_GSP4_SEND, 0);
773 
774 	/* transmit GSP4 at the earliest time in a frame */
775 	REG_UPDATE(DP_SEC_CNTL2, DP_SEC_GSP4_SEND_ANY_LINE, 1);
776 
777 	/*we need turn on clock before programming AFMT block*/
778 	REG_UPDATE(AFMT_CNTL, AFMT_AUDIO_CLOCK_EN, 1);
779 
780 	/* check if HW reading GSP memory */
781 	REG_WAIT(AFMT_VBI_PACKET_CONTROL, AFMT_GENERIC_CONFLICT,
782 			0, 10, max_retries);
783 
784 	/* HW does is not reading GSP memory not reading too long ->
785 	 * something wrong. clear GPS memory access and notify?
786 	 * hw SW is writing to GSP memory
787 	 */
788 	REG_UPDATE(AFMT_VBI_PACKET_CONTROL, AFMT_GENERIC_CONFLICT_CLR, 1);
789 
790 	/* use generic packet 4 for immediate sdp message */
791 	REG_UPDATE(AFMT_VBI_PACKET_CONTROL,
792 			AFMT_GENERIC_INDEX, 4);
793 
794 	/* write generic packet header
795 	 * (4th byte is for GENERIC0 only)
796 	 */
797 	REG_SET_4(AFMT_GENERIC_HDR, 0,
798 			AFMT_GENERIC_HB0, custom_sdp_message[0],
799 			AFMT_GENERIC_HB1, custom_sdp_message[1],
800 			AFMT_GENERIC_HB2, custom_sdp_message[2],
801 			AFMT_GENERIC_HB3, custom_sdp_message[3]);
802 
803 	/* write generic packet contents
804 	 * (we never use last 4 bytes)
805 	 * there are 8 (0-7) mmDIG0_AFMT_GENERIC0_x registers
806 	 */
807 	{
808 		const uint32_t *content =
809 			(const uint32_t *) &custom_sdp_message[4];
810 
811 		REG_WRITE(AFMT_GENERIC_0, *content++);
812 		REG_WRITE(AFMT_GENERIC_1, *content++);
813 		REG_WRITE(AFMT_GENERIC_2, *content++);
814 		REG_WRITE(AFMT_GENERIC_3, *content++);
815 		REG_WRITE(AFMT_GENERIC_4, *content++);
816 		REG_WRITE(AFMT_GENERIC_5, *content++);
817 		REG_WRITE(AFMT_GENERIC_6, *content++);
818 		REG_WRITE(AFMT_GENERIC_7, *content);
819 	}
820 
821 	/* check whether GENERIC4 registers double buffer update in immediate mode
822 	 * is pending
823 	 */
824 	REG_WAIT(AFMT_VBI_PACKET_CONTROL1, AFMT_GENERIC4_IMMEDIATE_UPDATE_PENDING,
825 			0, 10, max_retries);
826 
827 	/* atomically update double-buffered GENERIC4 registers in immediate mode
828 	 * (update immediately)
829 	 */
830 	REG_UPDATE(AFMT_VBI_PACKET_CONTROL1,
831 			AFMT_GENERIC4_IMMEDIATE_UPDATE, 1);
832 
833 	/* enable GSP4 transmitting */
834 	REG_UPDATE(DP_SEC_CNTL2, DP_SEC_GSP4_SEND, 1);
835 
836 	/* This bit is the master enable bit.
837 	 * When enabling secondary stream engine,
838 	 * this master bit must also be set.
839 	 * This register shared with audio info frame.
840 	 * Therefore we need to enable master bit
841 	 * if at least on of the fields is not 0
842 	 */
843 	value = REG_READ(DP_SEC_CNTL);
844 	if (value)
845 		REG_UPDATE(DP_SEC_CNTL, DP_SEC_STREAM_ENABLE, 1);
846 }
847 
enc1_stream_encoder_stop_dp_info_packets(struct stream_encoder * enc)848 void enc1_stream_encoder_stop_dp_info_packets(
849 	struct stream_encoder *enc)
850 {
851 	/* stop generic packets on DP */
852 	struct dcn10_stream_encoder *enc1 = DCN10STRENC_FROM_STRENC(enc);
853 	uint32_t value = 0;
854 
855 	REG_SET_10(DP_SEC_CNTL, 0,
856 		DP_SEC_GSP0_ENABLE, 0,
857 		DP_SEC_GSP1_ENABLE, 0,
858 		DP_SEC_GSP2_ENABLE, 0,
859 		DP_SEC_GSP3_ENABLE, 0,
860 		DP_SEC_GSP4_ENABLE, 0,
861 		DP_SEC_GSP5_ENABLE, 0,
862 		DP_SEC_GSP6_ENABLE, 0,
863 		DP_SEC_GSP7_ENABLE, 0,
864 		DP_SEC_MPG_ENABLE, 0,
865 		DP_SEC_STREAM_ENABLE, 0);
866 
867 	/* this register shared with audio info frame.
868 	 * therefore we need to keep master enabled
869 	 * if at least one of the fields is not 0 */
870 	value = REG_READ(DP_SEC_CNTL);
871 	if (value)
872 		REG_UPDATE(DP_SEC_CNTL, DP_SEC_STREAM_ENABLE, 1);
873 
874 }
875 
enc1_stream_encoder_dp_blank(struct stream_encoder * enc)876 void enc1_stream_encoder_dp_blank(
877 	struct stream_encoder *enc)
878 {
879 	struct dcn10_stream_encoder *enc1 = DCN10STRENC_FROM_STRENC(enc);
880 	uint32_t  reg1 = 0;
881 	uint32_t max_retries = DP_BLANK_MAX_RETRY * 10;
882 
883 	/* Note: For CZ, we are changing driver default to disable
884 	 * stream deferred to next VBLANK. If results are positive, we
885 	 * will make the same change to all DCE versions. There are a
886 	 * handful of panels that cannot handle disable stream at
887 	 * HBLANK and will result in a white line flash across the
888 	 * screen on stream disable.
889 	 */
890 	REG_GET(DP_VID_STREAM_CNTL, DP_VID_STREAM_ENABLE, &reg1);
891 	if ((reg1 & 0x1) == 0)
892 		/*stream not enabled*/
893 		return;
894 	/* Specify the video stream disable point
895 	 * (2 = start of the next vertical blank)
896 	 */
897 	REG_UPDATE(DP_VID_STREAM_CNTL, DP_VID_STREAM_DIS_DEFER, 2);
898 	/* Larger delay to wait until VBLANK - use max retry of
899 	 * 10us*10200=102ms. This covers 100.0ms of minimum 10 Hz mode +
900 	 * a little more because we may not trust delay accuracy.
901 	 */
902 	max_retries = DP_BLANK_MAX_RETRY * 501;
903 
904 	/* disable DP stream */
905 	REG_UPDATE(DP_VID_STREAM_CNTL, DP_VID_STREAM_ENABLE, 0);
906 
907 	/* the encoder stops sending the video stream
908 	 * at the start of the vertical blanking.
909 	 * Poll for DP_VID_STREAM_STATUS == 0
910 	 */
911 
912 	REG_WAIT(DP_VID_STREAM_CNTL, DP_VID_STREAM_STATUS,
913 			0,
914 			10, max_retries);
915 
916 	/* Tell the DP encoder to ignore timing from CRTC, must be done after
917 	 * the polling. If we set DP_STEER_FIFO_RESET before DP stream blank is
918 	 * complete, stream status will be stuck in video stream enabled state,
919 	 * i.e. DP_VID_STREAM_STATUS stuck at 1.
920 	 */
921 
922 	REG_UPDATE(DP_STEER_FIFO, DP_STEER_FIFO_RESET, true);
923 }
924 
925 /* output video stream to link encoder */
enc1_stream_encoder_dp_unblank(struct stream_encoder * enc,const struct encoder_unblank_param * param)926 void enc1_stream_encoder_dp_unblank(
927 	struct stream_encoder *enc,
928 	const struct encoder_unblank_param *param)
929 {
930 	struct dcn10_stream_encoder *enc1 = DCN10STRENC_FROM_STRENC(enc);
931 
932 	if (param->link_settings.link_rate != LINK_RATE_UNKNOWN) {
933 		uint32_t n_vid = 0x8000;
934 		uint32_t m_vid;
935 		uint32_t n_multiply = 0;
936 		uint64_t m_vid_l = n_vid;
937 
938 		/* YCbCr 4:2:0 : Computed VID_M will be 2X the input rate */
939 		if (param->timing.pixel_encoding == PIXEL_ENCODING_YCBCR420) {
940 			/*this param->pixel_clk_khz is half of 444 rate for 420 already*/
941 			n_multiply = 1;
942 		}
943 		/* M / N = Fstream / Flink
944 		 * m_vid / n_vid = pixel rate / link rate
945 		 */
946 
947 		m_vid_l *= param->timing.pix_clk_100hz / 10;
948 		m_vid_l = div_u64(m_vid_l,
949 			param->link_settings.link_rate
950 				* LINK_RATE_REF_FREQ_IN_KHZ);
951 
952 		m_vid = (uint32_t) m_vid_l;
953 
954 		/* enable auto measurement */
955 
956 		REG_UPDATE(DP_VID_TIMING, DP_VID_M_N_GEN_EN, 0);
957 
958 		/* auto measurement need 1 full 0x8000 symbol cycle to kick in,
959 		 * therefore program initial value for Mvid and Nvid
960 		 */
961 
962 		REG_UPDATE(DP_VID_N, DP_VID_N, n_vid);
963 
964 		REG_UPDATE(DP_VID_M, DP_VID_M, m_vid);
965 
966 		REG_UPDATE_2(DP_VID_TIMING,
967 				DP_VID_M_N_GEN_EN, 1,
968 				DP_VID_N_MUL, n_multiply);
969 	}
970 
971 	/* set DIG_START to 0x1 to resync FIFO */
972 
973 	REG_UPDATE(DIG_FE_CNTL, DIG_START, 1);
974 
975 	/* switch DP encoder to CRTC data */
976 
977 	REG_UPDATE(DP_STEER_FIFO, DP_STEER_FIFO_RESET, 0);
978 
979 	/* wait 100us for DIG/DP logic to prime
980 	 * (i.e. a few video lines)
981 	 */
982 	udelay(100);
983 
984 	/* the hardware would start sending video at the start of the next DP
985 	 * frame (i.e. rising edge of the vblank).
986 	 * NOTE: We used to program DP_VID_STREAM_DIS_DEFER = 2 here, but this
987 	 * register has no effect on enable transition! HW always guarantees
988 	 * VID_STREAM enable at start of next frame, and this is not
989 	 * programmable
990 	 */
991 
992 	REG_UPDATE(DP_VID_STREAM_CNTL, DP_VID_STREAM_ENABLE, true);
993 }
994 
enc1_stream_encoder_set_avmute(struct stream_encoder * enc,bool enable)995 void enc1_stream_encoder_set_avmute(
996 	struct stream_encoder *enc,
997 	bool enable)
998 {
999 	struct dcn10_stream_encoder *enc1 = DCN10STRENC_FROM_STRENC(enc);
1000 	unsigned int value = enable ? 1 : 0;
1001 
1002 	REG_UPDATE(HDMI_GC, HDMI_GC_AVMUTE, value);
1003 }
1004 
enc1_reset_hdmi_stream_attribute(struct stream_encoder * enc)1005 void enc1_reset_hdmi_stream_attribute(
1006 	struct stream_encoder *enc)
1007 {
1008 	struct dcn10_stream_encoder *enc1 = DCN10STRENC_FROM_STRENC(enc);
1009 
1010 	REG_UPDATE_5(HDMI_CONTROL,
1011 		HDMI_PACKET_GEN_VERSION, 1,
1012 		HDMI_KEEPOUT_MODE, 1,
1013 		HDMI_DEEP_COLOR_ENABLE, 0,
1014 		HDMI_DATA_SCRAMBLE_EN, 0,
1015 		HDMI_CLOCK_CHANNEL_RATE, 0);
1016 }
1017 
1018 
1019 #define DP_SEC_AUD_N__DP_SEC_AUD_N__DEFAULT 0x8000
1020 #define DP_SEC_TIMESTAMP__DP_SEC_TIMESTAMP_MODE__AUTO_CALC 1
1021 
1022 #include "include/audio_types.h"
1023 
1024 /**
1025 * speakersToChannels
1026 *
1027 * @brief
1028 *  translate speakers to channels
1029 *
1030 *  FL  - Front Left
1031 *  FR  - Front Right
1032 *  RL  - Rear Left
1033 *  RR  - Rear Right
1034 *  RC  - Rear Center
1035 *  FC  - Front Center
1036 *  FLC - Front Left Center
1037 *  FRC - Front Right Center
1038 *  RLC - Rear Left Center
1039 *  RRC - Rear Right Center
1040 *  LFE - Low Freq Effect
1041 *
1042 *               FC
1043 *          FLC      FRC
1044 *    FL                    FR
1045 *
1046 *                    LFE
1047 *              ()
1048 *
1049 *
1050 *    RL                    RR
1051 *          RLC      RRC
1052 *               RC
1053 *
1054 *             ch  8   7   6   5   4   3   2   1
1055 * 0b00000011      -   -   -   -   -   -   FR  FL
1056 * 0b00000111      -   -   -   -   -   LFE FR  FL
1057 * 0b00001011      -   -   -   -   FC  -   FR  FL
1058 * 0b00001111      -   -   -   -   FC  LFE FR  FL
1059 * 0b00010011      -   -   -   RC  -   -   FR  FL
1060 * 0b00010111      -   -   -   RC  -   LFE FR  FL
1061 * 0b00011011      -   -   -   RC  FC  -   FR  FL
1062 * 0b00011111      -   -   -   RC  FC  LFE FR  FL
1063 * 0b00110011      -   -   RR  RL  -   -   FR  FL
1064 * 0b00110111      -   -   RR  RL  -   LFE FR  FL
1065 * 0b00111011      -   -   RR  RL  FC  -   FR  FL
1066 * 0b00111111      -   -   RR  RL  FC  LFE FR  FL
1067 * 0b01110011      -   RC  RR  RL  -   -   FR  FL
1068 * 0b01110111      -   RC  RR  RL  -   LFE FR  FL
1069 * 0b01111011      -   RC  RR  RL  FC  -   FR  FL
1070 * 0b01111111      -   RC  RR  RL  FC  LFE FR  FL
1071 * 0b11110011      RRC RLC RR  RL  -   -   FR  FL
1072 * 0b11110111      RRC RLC RR  RL  -   LFE FR  FL
1073 * 0b11111011      RRC RLC RR  RL  FC  -   FR  FL
1074 * 0b11111111      RRC RLC RR  RL  FC  LFE FR  FL
1075 * 0b11000011      FRC FLC -   -   -   -   FR  FL
1076 * 0b11000111      FRC FLC -   -   -   LFE FR  FL
1077 * 0b11001011      FRC FLC -   -   FC  -   FR  FL
1078 * 0b11001111      FRC FLC -   -   FC  LFE FR  FL
1079 * 0b11010011      FRC FLC -   RC  -   -   FR  FL
1080 * 0b11010111      FRC FLC -   RC  -   LFE FR  FL
1081 * 0b11011011      FRC FLC -   RC  FC  -   FR  FL
1082 * 0b11011111      FRC FLC -   RC  FC  LFE FR  FL
1083 * 0b11110011      FRC FLC RR  RL  -   -   FR  FL
1084 * 0b11110111      FRC FLC RR  RL  -   LFE FR  FL
1085 * 0b11111011      FRC FLC RR  RL  FC  -   FR  FL
1086 * 0b11111111      FRC FLC RR  RL  FC  LFE FR  FL
1087 *
1088 * @param
1089 *  speakers - speaker information as it comes from CEA audio block
1090 */
1091 /* translate speakers to channels */
1092 
1093 union audio_cea_channels {
1094 	uint8_t all;
1095 	struct audio_cea_channels_bits {
1096 		uint32_t FL:1;
1097 		uint32_t FR:1;
1098 		uint32_t LFE:1;
1099 		uint32_t FC:1;
1100 		uint32_t RL_RC:1;
1101 		uint32_t RR:1;
1102 		uint32_t RC_RLC_FLC:1;
1103 		uint32_t RRC_FRC:1;
1104 	} channels;
1105 };
1106 
1107 /* 25.2MHz/1.001*/
1108 /* 25.2MHz/1.001*/
1109 /* 25.2MHz*/
1110 /* 27MHz */
1111 /* 27MHz*1.001*/
1112 /* 27MHz*1.001*/
1113 /* 54MHz*/
1114 /* 54MHz*1.001*/
1115 /* 74.25MHz/1.001*/
1116 /* 74.25MHz*/
1117 /* 148.5MHz/1.001*/
1118 /* 148.5MHz*/
1119 
1120 static const struct audio_clock_info audio_clock_info_table[16] = {
1121 	{2517, 4576, 28125, 7007, 31250, 6864, 28125},
1122 	{2518, 4576, 28125, 7007, 31250, 6864, 28125},
1123 	{2520, 4096, 25200, 6272, 28000, 6144, 25200},
1124 	{2700, 4096, 27000, 6272, 30000, 6144, 27000},
1125 	{2702, 4096, 27027, 6272, 30030, 6144, 27027},
1126 	{2703, 4096, 27027, 6272, 30030, 6144, 27027},
1127 	{5400, 4096, 54000, 6272, 60000, 6144, 54000},
1128 	{5405, 4096, 54054, 6272, 60060, 6144, 54054},
1129 	{7417, 11648, 210937, 17836, 234375, 11648, 140625},
1130 	{7425, 4096, 74250, 6272, 82500, 6144, 74250},
1131 	{14835, 11648, 421875, 8918, 234375, 5824, 140625},
1132 	{14850, 4096, 148500, 6272, 165000, 6144, 148500},
1133 	{29670, 5824, 421875, 4459, 234375, 5824, 281250},
1134 	{29700, 3072, 222750, 4704, 247500, 5120, 247500},
1135 	{59340, 5824, 843750, 8918, 937500, 5824, 562500},
1136 	{59400, 3072, 445500, 9408, 990000, 6144, 594000}
1137 };
1138 
1139 static const struct audio_clock_info audio_clock_info_table_36bpc[14] = {
1140 	{2517,  9152,  84375,  7007,  48875,  9152,  56250},
1141 	{2518,  9152,  84375,  7007,  48875,  9152,  56250},
1142 	{2520,  4096,  37800,  6272,  42000,  6144,  37800},
1143 	{2700,  4096,  40500,  6272,  45000,  6144,  40500},
1144 	{2702,  8192,  81081,  6272,  45045,  8192,  54054},
1145 	{2703,  8192,  81081,  6272,  45045,  8192,  54054},
1146 	{5400,  4096,  81000,  6272,  90000,  6144,  81000},
1147 	{5405,  4096,  81081,  6272,  90090,  6144,  81081},
1148 	{7417, 11648, 316406, 17836, 351562, 11648, 210937},
1149 	{7425, 4096, 111375,  6272, 123750,  6144, 111375},
1150 	{14835, 11648, 632812, 17836, 703125, 11648, 421875},
1151 	{14850, 4096, 222750,  6272, 247500,  6144, 222750},
1152 	{29670, 5824, 632812,  8918, 703125,  5824, 421875},
1153 	{29700, 4096, 445500,  4704, 371250,  5120, 371250}
1154 };
1155 
1156 static const struct audio_clock_info audio_clock_info_table_48bpc[14] = {
1157 	{2517,  4576,  56250,  7007,  62500,  6864,  56250},
1158 	{2518,  4576,  56250,  7007,  62500,  6864,  56250},
1159 	{2520,  4096,  50400,  6272,  56000,  6144,  50400},
1160 	{2700,  4096,  54000,  6272,  60000,  6144,  54000},
1161 	{2702,  4096,  54054,  6267,  60060,  8192,  54054},
1162 	{2703,  4096,  54054,  6272,  60060,  8192,  54054},
1163 	{5400,  4096, 108000,  6272, 120000,  6144, 108000},
1164 	{5405,  4096, 108108,  6272, 120120,  6144, 108108},
1165 	{7417, 11648, 421875, 17836, 468750, 11648, 281250},
1166 	{7425,  4096, 148500,  6272, 165000,  6144, 148500},
1167 	{14835, 11648, 843750,  8918, 468750, 11648, 281250},
1168 	{14850, 4096, 297000,  6272, 330000,  6144, 297000},
1169 	{29670, 5824, 843750,  4459, 468750,  5824, 562500},
1170 	{29700, 3072, 445500,  4704, 495000,  5120, 495000}
1171 
1172 
1173 };
1174 
speakers_to_channels(struct audio_speaker_flags speaker_flags)1175 static union audio_cea_channels speakers_to_channels(
1176 	struct audio_speaker_flags speaker_flags)
1177 {
1178 	union audio_cea_channels cea_channels = {0};
1179 
1180 	/* these are one to one */
1181 	cea_channels.channels.FL = speaker_flags.FL_FR;
1182 	cea_channels.channels.FR = speaker_flags.FL_FR;
1183 	cea_channels.channels.LFE = speaker_flags.LFE;
1184 	cea_channels.channels.FC = speaker_flags.FC;
1185 
1186 	/* if Rear Left and Right exist move RC speaker to channel 7
1187 	 * otherwise to channel 5
1188 	 */
1189 	if (speaker_flags.RL_RR) {
1190 		cea_channels.channels.RL_RC = speaker_flags.RL_RR;
1191 		cea_channels.channels.RR = speaker_flags.RL_RR;
1192 		cea_channels.channels.RC_RLC_FLC = speaker_flags.RC;
1193 	} else {
1194 		cea_channels.channels.RL_RC = speaker_flags.RC;
1195 	}
1196 
1197 	/* FRONT Left Right Center and REAR Left Right Center are exclusive */
1198 	if (speaker_flags.FLC_FRC) {
1199 		cea_channels.channels.RC_RLC_FLC = speaker_flags.FLC_FRC;
1200 		cea_channels.channels.RRC_FRC = speaker_flags.FLC_FRC;
1201 	} else {
1202 		cea_channels.channels.RC_RLC_FLC = speaker_flags.RLC_RRC;
1203 		cea_channels.channels.RRC_FRC = speaker_flags.RLC_RRC;
1204 	}
1205 
1206 	return cea_channels;
1207 }
1208 
get_audio_clock_info(enum dc_color_depth color_depth,uint32_t crtc_pixel_clock_100Hz,uint32_t actual_pixel_clock_100Hz,struct audio_clock_info * audio_clock_info)1209 void get_audio_clock_info(
1210 	enum dc_color_depth color_depth,
1211 	uint32_t crtc_pixel_clock_100Hz,
1212 	uint32_t actual_pixel_clock_100Hz,
1213 	struct audio_clock_info *audio_clock_info)
1214 {
1215 	const struct audio_clock_info *clock_info;
1216 	uint32_t index;
1217 	uint32_t crtc_pixel_clock_in_10khz = crtc_pixel_clock_100Hz / 100;
1218 	uint32_t audio_array_size;
1219 
1220 	switch (color_depth) {
1221 	case COLOR_DEPTH_161616:
1222 		clock_info = audio_clock_info_table_48bpc;
1223 		audio_array_size = ARRAY_SIZE(
1224 				audio_clock_info_table_48bpc);
1225 		break;
1226 	case COLOR_DEPTH_121212:
1227 		clock_info = audio_clock_info_table_36bpc;
1228 		audio_array_size = ARRAY_SIZE(
1229 				audio_clock_info_table_36bpc);
1230 		break;
1231 	default:
1232 		clock_info = audio_clock_info_table;
1233 		audio_array_size = ARRAY_SIZE(
1234 				audio_clock_info_table);
1235 		break;
1236 	}
1237 
1238 	if (clock_info != NULL) {
1239 		/* search for exact pixel clock in table */
1240 		for (index = 0; index < audio_array_size; index++) {
1241 			if (clock_info[index].pixel_clock_in_10khz >
1242 				crtc_pixel_clock_in_10khz)
1243 				break;  /* not match */
1244 			else if (clock_info[index].pixel_clock_in_10khz ==
1245 					crtc_pixel_clock_in_10khz) {
1246 				/* match found */
1247 				*audio_clock_info = clock_info[index];
1248 				return;
1249 			}
1250 		}
1251 	}
1252 
1253 	/* not found */
1254 	if (actual_pixel_clock_100Hz == 0)
1255 		actual_pixel_clock_100Hz = crtc_pixel_clock_100Hz;
1256 
1257 	/* See HDMI spec  the table entry under
1258 	 *  pixel clock of "Other". */
1259 	audio_clock_info->pixel_clock_in_10khz =
1260 			actual_pixel_clock_100Hz / 100;
1261 	audio_clock_info->cts_32khz = actual_pixel_clock_100Hz / 10;
1262 	audio_clock_info->cts_44khz = actual_pixel_clock_100Hz / 10;
1263 	audio_clock_info->cts_48khz = actual_pixel_clock_100Hz / 10;
1264 
1265 	audio_clock_info->n_32khz = 4096;
1266 	audio_clock_info->n_44khz = 6272;
1267 	audio_clock_info->n_48khz = 6144;
1268 }
1269 
enc1_se_audio_setup(struct stream_encoder * enc,unsigned int az_inst,struct audio_info * audio_info)1270 static void enc1_se_audio_setup(
1271 	struct stream_encoder *enc,
1272 	unsigned int az_inst,
1273 	struct audio_info *audio_info)
1274 {
1275 	struct dcn10_stream_encoder *enc1 = DCN10STRENC_FROM_STRENC(enc);
1276 
1277 	uint32_t channels = 0;
1278 
1279 	ASSERT(audio_info);
1280 	if (audio_info == NULL)
1281 		/* This should not happen.it does so we don't get BSOD*/
1282 		return;
1283 
1284 	channels = speakers_to_channels(audio_info->flags.speaker_flags).all;
1285 
1286 	/* setup the audio stream source select (audio -> dig mapping) */
1287 	REG_SET(AFMT_AUDIO_SRC_CONTROL, 0, AFMT_AUDIO_SRC_SELECT, az_inst);
1288 
1289 	/* Channel allocation */
1290 	REG_UPDATE(AFMT_AUDIO_PACKET_CONTROL2, AFMT_AUDIO_CHANNEL_ENABLE, channels);
1291 }
1292 
enc1_se_setup_hdmi_audio(struct stream_encoder * enc,const struct audio_crtc_info * crtc_info)1293 static void enc1_se_setup_hdmi_audio(
1294 	struct stream_encoder *enc,
1295 	const struct audio_crtc_info *crtc_info)
1296 {
1297 	struct dcn10_stream_encoder *enc1 = DCN10STRENC_FROM_STRENC(enc);
1298 
1299 	struct audio_clock_info audio_clock_info = {0};
1300 
1301 	/* HDMI_AUDIO_PACKET_CONTROL */
1302 	REG_UPDATE(HDMI_AUDIO_PACKET_CONTROL,
1303 			HDMI_AUDIO_DELAY_EN, 1);
1304 
1305 	/* AFMT_AUDIO_PACKET_CONTROL */
1306 	REG_UPDATE(AFMT_AUDIO_PACKET_CONTROL, AFMT_60958_CS_UPDATE, 1);
1307 
1308 	/* AFMT_AUDIO_PACKET_CONTROL2 */
1309 	REG_UPDATE_2(AFMT_AUDIO_PACKET_CONTROL2,
1310 			AFMT_AUDIO_LAYOUT_OVRD, 0,
1311 			AFMT_60958_OSF_OVRD, 0);
1312 
1313 	/* HDMI_ACR_PACKET_CONTROL */
1314 	REG_UPDATE_3(HDMI_ACR_PACKET_CONTROL,
1315 			HDMI_ACR_AUTO_SEND, 1,
1316 			HDMI_ACR_SOURCE, 0,
1317 			HDMI_ACR_AUDIO_PRIORITY, 0);
1318 
1319 	/* Program audio clock sample/regeneration parameters */
1320 	get_audio_clock_info(crtc_info->color_depth,
1321 			     crtc_info->requested_pixel_clock_100Hz,
1322 			     crtc_info->calculated_pixel_clock_100Hz,
1323 			     &audio_clock_info);
1324 	DC_LOG_HW_AUDIO(
1325 			"\n%s:Input::requested_pixel_clock_100Hz = %d"	\
1326 			"calculated_pixel_clock_100Hz = %d \n", __func__,	\
1327 			crtc_info->requested_pixel_clock_100Hz,		\
1328 			crtc_info->calculated_pixel_clock_100Hz);
1329 
1330 	/* HDMI_ACR_32_0__HDMI_ACR_CTS_32_MASK */
1331 	REG_UPDATE(HDMI_ACR_32_0, HDMI_ACR_CTS_32, audio_clock_info.cts_32khz);
1332 
1333 	/* HDMI_ACR_32_1__HDMI_ACR_N_32_MASK */
1334 	REG_UPDATE(HDMI_ACR_32_1, HDMI_ACR_N_32, audio_clock_info.n_32khz);
1335 
1336 	/* HDMI_ACR_44_0__HDMI_ACR_CTS_44_MASK */
1337 	REG_UPDATE(HDMI_ACR_44_0, HDMI_ACR_CTS_44, audio_clock_info.cts_44khz);
1338 
1339 	/* HDMI_ACR_44_1__HDMI_ACR_N_44_MASK */
1340 	REG_UPDATE(HDMI_ACR_44_1, HDMI_ACR_N_44, audio_clock_info.n_44khz);
1341 
1342 	/* HDMI_ACR_48_0__HDMI_ACR_CTS_48_MASK */
1343 	REG_UPDATE(HDMI_ACR_48_0, HDMI_ACR_CTS_48, audio_clock_info.cts_48khz);
1344 
1345 	/* HDMI_ACR_48_1__HDMI_ACR_N_48_MASK */
1346 	REG_UPDATE(HDMI_ACR_48_1, HDMI_ACR_N_48, audio_clock_info.n_48khz);
1347 
1348 	/* Video driver cannot know in advance which sample rate will
1349 	 * be used by HD Audio driver
1350 	 * HDMI_ACR_PACKET_CONTROL__HDMI_ACR_N_MULTIPLE field is
1351 	 * programmed below in interruppt callback
1352 	 */
1353 
1354 	/* AFMT_60958_0__AFMT_60958_CS_CHANNEL_NUMBER_L_MASK &
1355 	 * AFMT_60958_0__AFMT_60958_CS_CLOCK_ACCURACY_MASK
1356 	 */
1357 	REG_UPDATE_2(AFMT_60958_0,
1358 			AFMT_60958_CS_CHANNEL_NUMBER_L, 1,
1359 			AFMT_60958_CS_CLOCK_ACCURACY, 0);
1360 
1361 	/* AFMT_60958_1 AFMT_60958_CS_CHALNNEL_NUMBER_R */
1362 	REG_UPDATE(AFMT_60958_1, AFMT_60958_CS_CHANNEL_NUMBER_R, 2);
1363 
1364 	/* AFMT_60958_2 now keep this settings until
1365 	 * Programming guide comes out
1366 	 */
1367 	REG_UPDATE_6(AFMT_60958_2,
1368 			AFMT_60958_CS_CHANNEL_NUMBER_2, 3,
1369 			AFMT_60958_CS_CHANNEL_NUMBER_3, 4,
1370 			AFMT_60958_CS_CHANNEL_NUMBER_4, 5,
1371 			AFMT_60958_CS_CHANNEL_NUMBER_5, 6,
1372 			AFMT_60958_CS_CHANNEL_NUMBER_6, 7,
1373 			AFMT_60958_CS_CHANNEL_NUMBER_7, 8);
1374 }
1375 
enc1_se_setup_dp_audio(struct stream_encoder * enc)1376 static void enc1_se_setup_dp_audio(
1377 	struct stream_encoder *enc)
1378 {
1379 	struct dcn10_stream_encoder *enc1 = DCN10STRENC_FROM_STRENC(enc);
1380 
1381 	/* --- DP Audio packet configurations --- */
1382 
1383 	/* ATP Configuration */
1384 	REG_SET(DP_SEC_AUD_N, 0,
1385 			DP_SEC_AUD_N, DP_SEC_AUD_N__DP_SEC_AUD_N__DEFAULT);
1386 
1387 	/* Async/auto-calc timestamp mode */
1388 	REG_SET(DP_SEC_TIMESTAMP, 0, DP_SEC_TIMESTAMP_MODE,
1389 			DP_SEC_TIMESTAMP__DP_SEC_TIMESTAMP_MODE__AUTO_CALC);
1390 
1391 	/* --- The following are the registers
1392 	 *  copied from the SetupHDMI ---
1393 	 */
1394 
1395 	/* AFMT_AUDIO_PACKET_CONTROL */
1396 	REG_UPDATE(AFMT_AUDIO_PACKET_CONTROL, AFMT_60958_CS_UPDATE, 1);
1397 
1398 	/* AFMT_AUDIO_PACKET_CONTROL2 */
1399 	/* Program the ATP and AIP next */
1400 	REG_UPDATE_2(AFMT_AUDIO_PACKET_CONTROL2,
1401 			AFMT_AUDIO_LAYOUT_OVRD, 0,
1402 			AFMT_60958_OSF_OVRD, 0);
1403 
1404 	/* AFMT_INFOFRAME_CONTROL0 */
1405 	REG_UPDATE(AFMT_INFOFRAME_CONTROL0, AFMT_AUDIO_INFO_UPDATE, 1);
1406 
1407 	/* AFMT_60958_0__AFMT_60958_CS_CLOCK_ACCURACY_MASK */
1408 	REG_UPDATE(AFMT_60958_0, AFMT_60958_CS_CLOCK_ACCURACY, 0);
1409 }
1410 
enc1_se_enable_audio_clock(struct stream_encoder * enc,bool enable)1411 void enc1_se_enable_audio_clock(
1412 	struct stream_encoder *enc,
1413 	bool enable)
1414 {
1415 	struct dcn10_stream_encoder *enc1 = DCN10STRENC_FROM_STRENC(enc);
1416 
1417 	if (REG(AFMT_CNTL) == 0)
1418 		return;   /* DCE8/10 does not have this register */
1419 
1420 	REG_UPDATE(AFMT_CNTL, AFMT_AUDIO_CLOCK_EN, !!enable);
1421 
1422 	/* wait for AFMT clock to turn on,
1423 	 * expectation: this should complete in 1-2 reads
1424 	 *
1425 	 * REG_WAIT(AFMT_CNTL, AFMT_AUDIO_CLOCK_ON, !!enable, 1, 10);
1426 	 *
1427 	 * TODO: wait for clock_on does not work well. May need HW
1428 	 * program sequence. But audio seems work normally even without wait
1429 	 * for clock_on status change
1430 	 */
1431 }
1432 
enc1_se_enable_dp_audio(struct stream_encoder * enc)1433 void enc1_se_enable_dp_audio(
1434 	struct stream_encoder *enc)
1435 {
1436 	struct dcn10_stream_encoder *enc1 = DCN10STRENC_FROM_STRENC(enc);
1437 
1438 	/* Enable Audio packets */
1439 	REG_UPDATE(DP_SEC_CNTL, DP_SEC_ASP_ENABLE, 1);
1440 
1441 	/* Program the ATP and AIP next */
1442 	REG_UPDATE_2(DP_SEC_CNTL,
1443 			DP_SEC_ATP_ENABLE, 1,
1444 			DP_SEC_AIP_ENABLE, 1);
1445 
1446 	/* Program STREAM_ENABLE after all the other enables. */
1447 	REG_UPDATE(DP_SEC_CNTL, DP_SEC_STREAM_ENABLE, 1);
1448 }
1449 
enc1_se_disable_dp_audio(struct stream_encoder * enc)1450 static void enc1_se_disable_dp_audio(
1451 	struct stream_encoder *enc)
1452 {
1453 	struct dcn10_stream_encoder *enc1 = DCN10STRENC_FROM_STRENC(enc);
1454 	uint32_t value = 0;
1455 
1456 	/* Disable Audio packets */
1457 	REG_UPDATE_5(DP_SEC_CNTL,
1458 			DP_SEC_ASP_ENABLE, 0,
1459 			DP_SEC_ATP_ENABLE, 0,
1460 			DP_SEC_AIP_ENABLE, 0,
1461 			DP_SEC_ACM_ENABLE, 0,
1462 			DP_SEC_STREAM_ENABLE, 0);
1463 
1464 	/* This register shared with encoder info frame. Therefore we need to
1465 	 * keep master enabled if at least on of the fields is not 0
1466 	 */
1467 	value = REG_READ(DP_SEC_CNTL);
1468 	if (value != 0)
1469 		REG_UPDATE(DP_SEC_CNTL, DP_SEC_STREAM_ENABLE, 1);
1470 
1471 }
1472 
enc1_se_audio_mute_control(struct stream_encoder * enc,bool mute)1473 void enc1_se_audio_mute_control(
1474 	struct stream_encoder *enc,
1475 	bool mute)
1476 {
1477 	struct dcn10_stream_encoder *enc1 = DCN10STRENC_FROM_STRENC(enc);
1478 
1479 	REG_UPDATE(AFMT_AUDIO_PACKET_CONTROL, AFMT_AUDIO_SAMPLE_SEND, !mute);
1480 }
1481 
enc1_se_dp_audio_setup(struct stream_encoder * enc,unsigned int az_inst,struct audio_info * info)1482 void enc1_se_dp_audio_setup(
1483 	struct stream_encoder *enc,
1484 	unsigned int az_inst,
1485 	struct audio_info *info)
1486 {
1487 	enc1_se_audio_setup(enc, az_inst, info);
1488 }
1489 
enc1_se_dp_audio_enable(struct stream_encoder * enc)1490 void enc1_se_dp_audio_enable(
1491 	struct stream_encoder *enc)
1492 {
1493 	enc1_se_enable_audio_clock(enc, true);
1494 	enc1_se_setup_dp_audio(enc);
1495 	enc1_se_enable_dp_audio(enc);
1496 }
1497 
enc1_se_dp_audio_disable(struct stream_encoder * enc)1498 void enc1_se_dp_audio_disable(
1499 	struct stream_encoder *enc)
1500 {
1501 	enc1_se_disable_dp_audio(enc);
1502 	enc1_se_enable_audio_clock(enc, false);
1503 }
1504 
enc1_se_hdmi_audio_setup(struct stream_encoder * enc,unsigned int az_inst,struct audio_info * info,struct audio_crtc_info * audio_crtc_info)1505 void enc1_se_hdmi_audio_setup(
1506 	struct stream_encoder *enc,
1507 	unsigned int az_inst,
1508 	struct audio_info *info,
1509 	struct audio_crtc_info *audio_crtc_info)
1510 {
1511 	enc1_se_enable_audio_clock(enc, true);
1512 	enc1_se_setup_hdmi_audio(enc, audio_crtc_info);
1513 	enc1_se_audio_setup(enc, az_inst, info);
1514 }
1515 
enc1_se_hdmi_audio_disable(struct stream_encoder * enc)1516 void enc1_se_hdmi_audio_disable(
1517 	struct stream_encoder *enc)
1518 {
1519 	enc1_se_enable_audio_clock(enc, false);
1520 }
1521 
1522 
enc1_setup_stereo_sync(struct stream_encoder * enc,int tg_inst,bool enable)1523 void enc1_setup_stereo_sync(
1524 	struct stream_encoder *enc,
1525 	int tg_inst, bool enable)
1526 {
1527 	struct dcn10_stream_encoder *enc1 = DCN10STRENC_FROM_STRENC(enc);
1528 	REG_UPDATE(DIG_FE_CNTL, DIG_STEREOSYNC_SELECT, tg_inst);
1529 	REG_UPDATE(DIG_FE_CNTL, DIG_STEREOSYNC_GATE_EN, !enable);
1530 }
1531 
enc1_dig_connect_to_otg(struct stream_encoder * enc,int tg_inst)1532 void enc1_dig_connect_to_otg(
1533 	struct stream_encoder *enc,
1534 	int tg_inst)
1535 {
1536 	struct dcn10_stream_encoder *enc1 = DCN10STRENC_FROM_STRENC(enc);
1537 
1538 	REG_UPDATE(DIG_FE_CNTL, DIG_SOURCE_SELECT, tg_inst);
1539 }
1540 
enc1_dig_source_otg(struct stream_encoder * enc)1541 unsigned int enc1_dig_source_otg(
1542 	struct stream_encoder *enc)
1543 {
1544 	uint32_t tg_inst = 0;
1545 	struct dcn10_stream_encoder *enc1 = DCN10STRENC_FROM_STRENC(enc);
1546 
1547 	REG_GET(DIG_FE_CNTL, DIG_SOURCE_SELECT, &tg_inst);
1548 
1549 	return tg_inst;
1550 }
1551 
enc1_stream_encoder_dp_get_pixel_format(struct stream_encoder * enc,enum dc_pixel_encoding * encoding,enum dc_color_depth * depth)1552 bool enc1_stream_encoder_dp_get_pixel_format(
1553 	struct stream_encoder *enc,
1554 	enum dc_pixel_encoding *encoding,
1555 	enum dc_color_depth *depth)
1556 {
1557 	uint32_t hw_encoding = 0;
1558 	uint32_t hw_depth = 0;
1559 	struct dcn10_stream_encoder *enc1 = DCN10STRENC_FROM_STRENC(enc);
1560 
1561 	if (enc == NULL ||
1562 		encoding == NULL ||
1563 		depth == NULL)
1564 		return false;
1565 
1566 	REG_GET_2(DP_PIXEL_FORMAT,
1567 		DP_PIXEL_ENCODING, &hw_encoding,
1568 		DP_COMPONENT_DEPTH, &hw_depth);
1569 
1570 	switch (hw_depth) {
1571 	case DP_COMPONENT_PIXEL_DEPTH_6BPC:
1572 		*depth = COLOR_DEPTH_666;
1573 		break;
1574 	case DP_COMPONENT_PIXEL_DEPTH_8BPC:
1575 		*depth = COLOR_DEPTH_888;
1576 		break;
1577 	case DP_COMPONENT_PIXEL_DEPTH_10BPC:
1578 		*depth = COLOR_DEPTH_101010;
1579 		break;
1580 	case DP_COMPONENT_PIXEL_DEPTH_12BPC:
1581 		*depth = COLOR_DEPTH_121212;
1582 		break;
1583 	case DP_COMPONENT_PIXEL_DEPTH_16BPC:
1584 		*depth = COLOR_DEPTH_161616;
1585 		break;
1586 	default:
1587 		*depth = COLOR_DEPTH_UNDEFINED;
1588 		break;
1589 	}
1590 
1591 	switch (hw_encoding) {
1592 	case DP_PIXEL_ENCODING_TYPE_RGB444:
1593 		*encoding = PIXEL_ENCODING_RGB;
1594 		break;
1595 	case DP_PIXEL_ENCODING_TYPE_YCBCR422:
1596 		*encoding = PIXEL_ENCODING_YCBCR422;
1597 		break;
1598 	case DP_PIXEL_ENCODING_TYPE_YCBCR444:
1599 	case DP_PIXEL_ENCODING_TYPE_Y_ONLY:
1600 		*encoding = PIXEL_ENCODING_YCBCR444;
1601 		break;
1602 	case DP_PIXEL_ENCODING_TYPE_YCBCR420:
1603 		*encoding = PIXEL_ENCODING_YCBCR420;
1604 		break;
1605 	default:
1606 		*encoding = PIXEL_ENCODING_UNDEFINED;
1607 		break;
1608 	}
1609 	return true;
1610 }
1611 
1612 static const struct stream_encoder_funcs dcn10_str_enc_funcs = {
1613 	.dp_set_stream_attribute =
1614 		enc1_stream_encoder_dp_set_stream_attribute,
1615 	.hdmi_set_stream_attribute =
1616 		enc1_stream_encoder_hdmi_set_stream_attribute,
1617 	.dvi_set_stream_attribute =
1618 		enc1_stream_encoder_dvi_set_stream_attribute,
1619 	.set_throttled_vcp_size =
1620 		enc1_stream_encoder_set_throttled_vcp_size,
1621 	.update_hdmi_info_packets =
1622 		enc1_stream_encoder_update_hdmi_info_packets,
1623 	.stop_hdmi_info_packets =
1624 		enc1_stream_encoder_stop_hdmi_info_packets,
1625 	.update_dp_info_packets =
1626 		enc1_stream_encoder_update_dp_info_packets,
1627 	.send_immediate_sdp_message =
1628 		enc1_stream_encoder_send_immediate_sdp_message,
1629 	.stop_dp_info_packets =
1630 		enc1_stream_encoder_stop_dp_info_packets,
1631 	.dp_blank =
1632 		enc1_stream_encoder_dp_blank,
1633 	.dp_unblank =
1634 		enc1_stream_encoder_dp_unblank,
1635 	.audio_mute_control = enc1_se_audio_mute_control,
1636 
1637 	.dp_audio_setup = enc1_se_dp_audio_setup,
1638 	.dp_audio_enable = enc1_se_dp_audio_enable,
1639 	.dp_audio_disable = enc1_se_dp_audio_disable,
1640 
1641 	.hdmi_audio_setup = enc1_se_hdmi_audio_setup,
1642 	.hdmi_audio_disable = enc1_se_hdmi_audio_disable,
1643 	.setup_stereo_sync  = enc1_setup_stereo_sync,
1644 	.set_avmute = enc1_stream_encoder_set_avmute,
1645 	.dig_connect_to_otg  = enc1_dig_connect_to_otg,
1646 	.hdmi_reset_stream_attribute = enc1_reset_hdmi_stream_attribute,
1647 	.dig_source_otg = enc1_dig_source_otg,
1648 
1649 	.dp_get_pixel_format  = enc1_stream_encoder_dp_get_pixel_format,
1650 };
1651 
dcn10_stream_encoder_construct(struct dcn10_stream_encoder * enc1,struct dc_context * ctx,struct dc_bios * bp,enum engine_id eng_id,const struct dcn10_stream_enc_registers * regs,const struct dcn10_stream_encoder_shift * se_shift,const struct dcn10_stream_encoder_mask * se_mask)1652 void dcn10_stream_encoder_construct(
1653 	struct dcn10_stream_encoder *enc1,
1654 	struct dc_context *ctx,
1655 	struct dc_bios *bp,
1656 	enum engine_id eng_id,
1657 	const struct dcn10_stream_enc_registers *regs,
1658 	const struct dcn10_stream_encoder_shift *se_shift,
1659 	const struct dcn10_stream_encoder_mask *se_mask)
1660 {
1661 	enc1->base.funcs = &dcn10_str_enc_funcs;
1662 	enc1->base.ctx = ctx;
1663 	enc1->base.id = eng_id;
1664 	enc1->base.bp = bp;
1665 	enc1->regs = regs;
1666 	enc1->se_shift = se_shift;
1667 	enc1->se_mask = se_mask;
1668 	enc1->base.stream_enc_inst = eng_id - ENGINE_ID_DIGA;
1669 }
1670 
1671