1 /*
2  * Copyright 2015 Advanced Micro Devices, Inc.
3  *
4  * Permission is hereby granted, free of charge, to any person obtaining a
5  * copy of this software and associated documentation files (the "Software"),
6  * to deal in the Software without restriction, including without limitation
7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8  * and/or sell copies of the Software, and to permit persons to whom the
9  * Software is furnished to do so, subject to the following conditions:
10  *
11  * The above copyright notice and this permission notice shall be included in
12  * all copies or substantial portions of the Software.
13  *
14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
17  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20  * OTHER DEALINGS IN THE SOFTWARE.
21  *
22  * Authors: AMD
23  *
24  */
25 
26 #include "dm_services.h"
27 #include "core_types.h"
28 #include "timing_generator.h"
29 #include "hw_sequencer.h"
30 #include "hw_sequencer_private.h"
31 #include "basics/dc_common.h"
32 #include "resource.h"
33 #include "dc_dmub_srv.h"
34 #include "dc_state_priv.h"
35 
36 #define NUM_ELEMENTS(a) (sizeof(a) / sizeof((a)[0]))
37 
38 /* used as index in array of black_color_format */
39 enum black_color_format {
40 	BLACK_COLOR_FORMAT_RGB_FULLRANGE = 0,
41 	BLACK_COLOR_FORMAT_RGB_LIMITED,
42 	BLACK_COLOR_FORMAT_YUV_TV,
43 	BLACK_COLOR_FORMAT_YUV_CV,
44 	BLACK_COLOR_FORMAT_YUV_SUPER_AA,
45 	BLACK_COLOR_FORMAT_DEBUG,
46 };
47 
48 enum dc_color_space_type {
49 	COLOR_SPACE_RGB_TYPE,
50 	COLOR_SPACE_RGB_LIMITED_TYPE,
51 	COLOR_SPACE_YCBCR601_TYPE,
52 	COLOR_SPACE_YCBCR709_TYPE,
53 	COLOR_SPACE_YCBCR2020_TYPE,
54 	COLOR_SPACE_YCBCR601_LIMITED_TYPE,
55 	COLOR_SPACE_YCBCR709_LIMITED_TYPE,
56 	COLOR_SPACE_YCBCR709_BLACK_TYPE,
57 };
58 
59 static const struct tg_color black_color_format[] = {
60 	/* BlackColorFormat_RGB_FullRange */
61 	{0, 0, 0},
62 	/* BlackColorFormat_RGB_Limited */
63 	{0x40, 0x40, 0x40},
64 	/* BlackColorFormat_YUV_TV */
65 	{0x200, 0x40, 0x200},
66 	/* BlackColorFormat_YUV_CV */
67 	{0x1f4, 0x40, 0x1f4},
68 	/* BlackColorFormat_YUV_SuperAA */
69 	{0x1a2, 0x20, 0x1a2},
70 	/* visual confirm debug */
71 	{0xff, 0xff, 0},
72 };
73 
74 struct out_csc_color_matrix_type {
75 	enum dc_color_space_type color_space_type;
76 	uint16_t regval[12];
77 };
78 
79 static const struct out_csc_color_matrix_type output_csc_matrix[] = {
80 	{ COLOR_SPACE_RGB_TYPE,
81 		{ 0x2000, 0,      0,      0,
82 		  0,      0x2000, 0,      0,
83 		  0,      0,      0x2000, 0} },
84 	{ COLOR_SPACE_RGB_LIMITED_TYPE,
85 		{ 0x1B67, 0,      0,      0x201,
86 		  0,      0x1B67, 0,      0x201,
87 		  0,      0,      0x1B67, 0x201} },
88 	{ COLOR_SPACE_YCBCR601_TYPE,
89 		{ 0xE04,  0xF444, 0xFDB9, 0x1004,
90 		  0x831,  0x1016, 0x320,  0x201,
91 		  0xFB45, 0xF6B7, 0xE04,  0x1004} },
92 	{ COLOR_SPACE_YCBCR709_TYPE,
93 		{ 0xE04,  0xF345, 0xFEB7, 0x1004,
94 		  0x5D3,  0x1399, 0x1FA,  0x201,
95 		  0xFCCA, 0xF533, 0xE04,  0x1004} },
96 	/* TODO: correct values below */
97 	{ COLOR_SPACE_YCBCR601_LIMITED_TYPE,
98 		{ 0xE00,  0xF447, 0xFDB9, 0x1000,
99 		  0x991,  0x12C9, 0x3A6,  0x200,
100 		  0xFB47, 0xF6B9, 0xE00,  0x1000} },
101 	{ COLOR_SPACE_YCBCR709_LIMITED_TYPE,
102 		{ 0xE00, 0xF349, 0xFEB7, 0x1000,
103 		  0x6CE, 0x16E3, 0x24F,  0x200,
104 		  0xFCCB, 0xF535, 0xE00, 0x1000} },
105 	{ COLOR_SPACE_YCBCR2020_TYPE,
106 		{ 0x1000, 0xF149, 0xFEB7, 0x1004,
107 		  0x0868, 0x15B2, 0x01E6, 0x201,
108 		  0xFB88, 0xF478, 0x1000, 0x1004} },
109 	{ COLOR_SPACE_YCBCR709_BLACK_TYPE,
110 		{ 0x0000, 0x0000, 0x0000, 0x1000,
111 		  0x0000, 0x0000, 0x0000, 0x0200,
112 		  0x0000, 0x0000, 0x0000, 0x1000} },
113 };
114 
is_rgb_type(enum dc_color_space color_space)115 static bool is_rgb_type(
116 		enum dc_color_space color_space)
117 {
118 	bool ret = false;
119 
120 	if (color_space == COLOR_SPACE_SRGB			||
121 		color_space == COLOR_SPACE_XR_RGB		||
122 		color_space == COLOR_SPACE_MSREF_SCRGB		||
123 		color_space == COLOR_SPACE_2020_RGB_FULLRANGE	||
124 		color_space == COLOR_SPACE_ADOBERGB		||
125 		color_space == COLOR_SPACE_DCIP3	||
126 		color_space == COLOR_SPACE_DOLBYVISION)
127 		ret = true;
128 	return ret;
129 }
130 
is_rgb_limited_type(enum dc_color_space color_space)131 static bool is_rgb_limited_type(
132 		enum dc_color_space color_space)
133 {
134 	bool ret = false;
135 
136 	if (color_space == COLOR_SPACE_SRGB_LIMITED		||
137 		color_space == COLOR_SPACE_2020_RGB_LIMITEDRANGE)
138 		ret = true;
139 	return ret;
140 }
141 
is_ycbcr601_type(enum dc_color_space color_space)142 static bool is_ycbcr601_type(
143 		enum dc_color_space color_space)
144 {
145 	bool ret = false;
146 
147 	if (color_space == COLOR_SPACE_YCBCR601	||
148 		color_space == COLOR_SPACE_XV_YCC_601)
149 		ret = true;
150 	return ret;
151 }
152 
is_ycbcr601_limited_type(enum dc_color_space color_space)153 static bool is_ycbcr601_limited_type(
154 		enum dc_color_space color_space)
155 {
156 	bool ret = false;
157 
158 	if (color_space == COLOR_SPACE_YCBCR601_LIMITED)
159 		ret = true;
160 	return ret;
161 }
162 
is_ycbcr709_type(enum dc_color_space color_space)163 static bool is_ycbcr709_type(
164 		enum dc_color_space color_space)
165 {
166 	bool ret = false;
167 
168 	if (color_space == COLOR_SPACE_YCBCR709	||
169 		color_space == COLOR_SPACE_XV_YCC_709)
170 		ret = true;
171 	return ret;
172 }
173 
is_ycbcr2020_type(enum dc_color_space color_space)174 static bool is_ycbcr2020_type(
175 	enum dc_color_space color_space)
176 {
177 	bool ret = false;
178 
179 	if (color_space == COLOR_SPACE_2020_YCBCR)
180 		ret = true;
181 	return ret;
182 }
183 
is_ycbcr709_limited_type(enum dc_color_space color_space)184 static bool is_ycbcr709_limited_type(
185 		enum dc_color_space color_space)
186 {
187 	bool ret = false;
188 
189 	if (color_space == COLOR_SPACE_YCBCR709_LIMITED)
190 		ret = true;
191 	return ret;
192 }
193 
get_color_space_type(enum dc_color_space color_space)194 static enum dc_color_space_type get_color_space_type(enum dc_color_space color_space)
195 {
196 	enum dc_color_space_type type = COLOR_SPACE_RGB_TYPE;
197 
198 	if (is_rgb_type(color_space))
199 		type = COLOR_SPACE_RGB_TYPE;
200 	else if (is_rgb_limited_type(color_space))
201 		type = COLOR_SPACE_RGB_LIMITED_TYPE;
202 	else if (is_ycbcr601_type(color_space))
203 		type = COLOR_SPACE_YCBCR601_TYPE;
204 	else if (is_ycbcr709_type(color_space))
205 		type = COLOR_SPACE_YCBCR709_TYPE;
206 	else if (is_ycbcr601_limited_type(color_space))
207 		type = COLOR_SPACE_YCBCR601_LIMITED_TYPE;
208 	else if (is_ycbcr709_limited_type(color_space))
209 		type = COLOR_SPACE_YCBCR709_LIMITED_TYPE;
210 	else if (is_ycbcr2020_type(color_space))
211 		type = COLOR_SPACE_YCBCR2020_TYPE;
212 	else if (color_space == COLOR_SPACE_YCBCR709)
213 		type = COLOR_SPACE_YCBCR709_BLACK_TYPE;
214 	else if (color_space == COLOR_SPACE_YCBCR709_BLACK)
215 		type = COLOR_SPACE_YCBCR709_BLACK_TYPE;
216 	return type;
217 }
218 
find_color_matrix(enum dc_color_space color_space,uint32_t * array_size)219 const uint16_t *find_color_matrix(enum dc_color_space color_space,
220 							uint32_t *array_size)
221 {
222 	int i;
223 	enum dc_color_space_type type;
224 	const uint16_t *val = NULL;
225 	int arr_size = NUM_ELEMENTS(output_csc_matrix);
226 
227 	type = get_color_space_type(color_space);
228 	for (i = 0; i < arr_size; i++)
229 		if (output_csc_matrix[i].color_space_type == type) {
230 			val = output_csc_matrix[i].regval;
231 			*array_size = 12;
232 			break;
233 		}
234 
235 	return val;
236 }
237 
238 
color_space_to_black_color(const struct dc * dc,enum dc_color_space colorspace,struct tg_color * black_color)239 void color_space_to_black_color(
240 	const struct dc *dc,
241 	enum dc_color_space colorspace,
242 	struct tg_color *black_color)
243 {
244 	switch (colorspace) {
245 	case COLOR_SPACE_YCBCR601:
246 	case COLOR_SPACE_YCBCR709:
247 	case COLOR_SPACE_YCBCR709_BLACK:
248 	case COLOR_SPACE_YCBCR601_LIMITED:
249 	case COLOR_SPACE_YCBCR709_LIMITED:
250 	case COLOR_SPACE_2020_YCBCR:
251 		*black_color = black_color_format[BLACK_COLOR_FORMAT_YUV_CV];
252 		break;
253 
254 	case COLOR_SPACE_SRGB_LIMITED:
255 		*black_color =
256 			black_color_format[BLACK_COLOR_FORMAT_RGB_LIMITED];
257 		break;
258 
259 	/**
260 	 * Remove default and add case for all color space
261 	 * so when we forget to add new color space
262 	 * compiler will give a warning
263 	 */
264 	case COLOR_SPACE_UNKNOWN:
265 	case COLOR_SPACE_SRGB:
266 	case COLOR_SPACE_XR_RGB:
267 	case COLOR_SPACE_MSREF_SCRGB:
268 	case COLOR_SPACE_XV_YCC_709:
269 	case COLOR_SPACE_XV_YCC_601:
270 	case COLOR_SPACE_2020_RGB_FULLRANGE:
271 	case COLOR_SPACE_2020_RGB_LIMITEDRANGE:
272 	case COLOR_SPACE_ADOBERGB:
273 	case COLOR_SPACE_DCIP3:
274 	case COLOR_SPACE_DISPLAYNATIVE:
275 	case COLOR_SPACE_DOLBYVISION:
276 	case COLOR_SPACE_APPCTRL:
277 	case COLOR_SPACE_CUSTOMPOINTS:
278 		/* fefault is sRGB black (full range). */
279 		*black_color =
280 			black_color_format[BLACK_COLOR_FORMAT_RGB_FULLRANGE];
281 		/* default is sRGB black 0. */
282 		break;
283 	}
284 }
285 
hwss_wait_for_blank_complete(struct timing_generator * tg)286 bool hwss_wait_for_blank_complete(
287 		struct timing_generator *tg)
288 {
289 	int counter;
290 
291 	/* Not applicable if the pipe is not primary, save 300ms of boot time */
292 	if (!tg->funcs->is_blanked)
293 		return true;
294 	for (counter = 0; counter < 100; counter++) {
295 		if (tg->funcs->is_blanked(tg))
296 			break;
297 
298 		msleep(1);
299 	}
300 
301 	if (counter == 100) {
302 		dm_error("DC: failed to blank crtc!\n");
303 		return false;
304 	}
305 
306 	return true;
307 }
308 
get_mpctree_visual_confirm_color(struct pipe_ctx * pipe_ctx,struct tg_color * color)309 void get_mpctree_visual_confirm_color(
310 		struct pipe_ctx *pipe_ctx,
311 		struct tg_color *color)
312 {
313 	const struct tg_color pipe_colors[6] = {
314 			{MAX_TG_COLOR_VALUE, 0, 0}, /* red */
315 			{MAX_TG_COLOR_VALUE, MAX_TG_COLOR_VALUE / 4, 0}, /* orange */
316 			{MAX_TG_COLOR_VALUE, MAX_TG_COLOR_VALUE, 0}, /* yellow */
317 			{0, MAX_TG_COLOR_VALUE, 0}, /* green */
318 			{0, 0, MAX_TG_COLOR_VALUE}, /* blue */
319 			{MAX_TG_COLOR_VALUE / 2, 0, MAX_TG_COLOR_VALUE / 2}, /* purple */
320 	};
321 
322 	struct pipe_ctx *top_pipe = pipe_ctx;
323 
324 	while (top_pipe->top_pipe)
325 		top_pipe = top_pipe->top_pipe;
326 
327 	*color = pipe_colors[top_pipe->pipe_idx];
328 }
329 
get_surface_visual_confirm_color(const struct pipe_ctx * pipe_ctx,struct tg_color * color)330 void get_surface_visual_confirm_color(
331 		const struct pipe_ctx *pipe_ctx,
332 		struct tg_color *color)
333 {
334 	uint32_t color_value = MAX_TG_COLOR_VALUE;
335 
336 	switch (pipe_ctx->plane_res.scl_data.format) {
337 	case PIXEL_FORMAT_ARGB8888:
338 		/* set border color to red */
339 		color->color_r_cr = color_value;
340 		if (pipe_ctx->plane_state->layer_index > 0) {
341 			/* set border color to pink */
342 			color->color_b_cb = color_value;
343 			color->color_g_y = color_value * 0.5;
344 		}
345 		break;
346 
347 	case PIXEL_FORMAT_ARGB2101010:
348 		/* set border color to blue */
349 		color->color_b_cb = color_value;
350 		if (pipe_ctx->plane_state->layer_index > 0) {
351 			/* set border color to cyan */
352 			color->color_g_y = color_value;
353 		}
354 		break;
355 	case PIXEL_FORMAT_420BPP8:
356 		/* set border color to green */
357 		color->color_g_y = color_value;
358 		break;
359 	case PIXEL_FORMAT_420BPP10:
360 		/* set border color to yellow */
361 		color->color_g_y = color_value;
362 		color->color_r_cr = color_value;
363 		break;
364 	case PIXEL_FORMAT_FP16:
365 		/* set border color to white */
366 		color->color_r_cr = color_value;
367 		color->color_b_cb = color_value;
368 		color->color_g_y = color_value;
369 		if (pipe_ctx->plane_state->layer_index > 0) {
370 			/* set border color to orange */
371 			color->color_g_y = 0.22 * color_value;
372 			color->color_b_cb = 0;
373 		}
374 		break;
375 	default:
376 		break;
377 	}
378 }
379 
get_hdr_visual_confirm_color(struct pipe_ctx * pipe_ctx,struct tg_color * color)380 void get_hdr_visual_confirm_color(
381 		struct pipe_ctx *pipe_ctx,
382 		struct tg_color *color)
383 {
384 	uint32_t color_value = MAX_TG_COLOR_VALUE;
385 	bool is_sdr = false;
386 
387 	/* Determine the overscan color based on the top-most (desktop) plane's context */
388 	struct pipe_ctx *top_pipe_ctx  = pipe_ctx;
389 
390 	while (top_pipe_ctx->top_pipe != NULL)
391 		top_pipe_ctx = top_pipe_ctx->top_pipe;
392 
393 	switch (top_pipe_ctx->plane_res.scl_data.format) {
394 	case PIXEL_FORMAT_ARGB2101010:
395 		if (top_pipe_ctx->stream->out_transfer_func.tf == TRANSFER_FUNCTION_PQ) {
396 			/* HDR10, ARGB2101010 - set border color to red */
397 			color->color_r_cr = color_value;
398 		} else if (top_pipe_ctx->stream->out_transfer_func.tf == TRANSFER_FUNCTION_GAMMA22) {
399 			/* FreeSync 2 ARGB2101010 - set border color to pink */
400 			color->color_r_cr = color_value;
401 			color->color_b_cb = color_value;
402 		} else
403 			is_sdr = true;
404 		break;
405 	case PIXEL_FORMAT_FP16:
406 		if (top_pipe_ctx->stream->out_transfer_func.tf == TRANSFER_FUNCTION_PQ) {
407 			/* HDR10, FP16 - set border color to blue */
408 			color->color_b_cb = color_value;
409 		} else if (top_pipe_ctx->stream->out_transfer_func.tf == TRANSFER_FUNCTION_GAMMA22) {
410 			/* FreeSync 2 HDR - set border color to green */
411 			color->color_g_y = color_value;
412 		} else
413 			is_sdr = true;
414 		break;
415 	default:
416 		is_sdr = true;
417 		break;
418 	}
419 
420 	if (is_sdr) {
421 		/* SDR - set border color to Gray */
422 		color->color_r_cr = color_value/2;
423 		color->color_b_cb = color_value/2;
424 		color->color_g_y = color_value/2;
425 	}
426 }
427 
get_subvp_visual_confirm_color(struct pipe_ctx * pipe_ctx,struct tg_color * color)428 void get_subvp_visual_confirm_color(
429 		struct pipe_ctx *pipe_ctx,
430 		struct tg_color *color)
431 {
432 	uint32_t color_value = MAX_TG_COLOR_VALUE;
433 	if (pipe_ctx) {
434 		switch (pipe_ctx->p_state_type) {
435 		case P_STATE_SUB_VP:
436 			color->color_r_cr = color_value;
437 			color->color_g_y  = 0;
438 			color->color_b_cb = 0;
439 			break;
440 		case P_STATE_DRR_SUB_VP:
441 			color->color_r_cr = 0;
442 			color->color_g_y  = color_value;
443 			color->color_b_cb = 0;
444 			break;
445 		case P_STATE_V_BLANK_SUB_VP:
446 			color->color_r_cr = 0;
447 			color->color_g_y  = 0;
448 			color->color_b_cb = color_value;
449 			break;
450 		default:
451 			break;
452 		}
453 	}
454 }
455 
get_mclk_switch_visual_confirm_color(struct pipe_ctx * pipe_ctx,struct tg_color * color)456 void get_mclk_switch_visual_confirm_color(
457 		struct pipe_ctx *pipe_ctx,
458 		struct tg_color *color)
459 {
460 	uint32_t color_value = MAX_TG_COLOR_VALUE;
461 
462 	if (pipe_ctx) {
463 		switch (pipe_ctx->p_state_type) {
464 		case P_STATE_V_BLANK:
465 			color->color_r_cr = color_value;
466 			color->color_g_y = color_value;
467 			color->color_b_cb = 0;
468 			break;
469 		case P_STATE_FPO:
470 			color->color_r_cr = 0;
471 			color->color_g_y  = color_value;
472 			color->color_b_cb = color_value;
473 			break;
474 		case P_STATE_V_ACTIVE:
475 			color->color_r_cr = color_value;
476 			color->color_g_y  = 0;
477 			color->color_b_cb = color_value;
478 			break;
479 		case P_STATE_SUB_VP:
480 			color->color_r_cr = color_value;
481 			color->color_g_y  = 0;
482 			color->color_b_cb = 0;
483 			break;
484 		case P_STATE_DRR_SUB_VP:
485 			color->color_r_cr = 0;
486 			color->color_g_y  = color_value;
487 			color->color_b_cb = 0;
488 			break;
489 		case P_STATE_V_BLANK_SUB_VP:
490 			color->color_r_cr = 0;
491 			color->color_g_y  = 0;
492 			color->color_b_cb = color_value;
493 			break;
494 		default:
495 			break;
496 		}
497 	}
498 }
499 
set_p_state_switch_method(struct dc * dc,struct dc_state * context,struct pipe_ctx * pipe_ctx)500 void set_p_state_switch_method(
501 		struct dc *dc,
502 		struct dc_state *context,
503 		struct pipe_ctx *pipe_ctx)
504 {
505 	struct vba_vars_st *vba = &context->bw_ctx.dml.vba;
506 	bool enable_subvp;
507 
508 	if (!dc->ctx || !dc->ctx->dmub_srv || !pipe_ctx || !vba)
509 		return;
510 
511 	if (vba->DRAMClockChangeSupport[vba->VoltageLevel][vba->maxMpcComb] !=
512 			dm_dram_clock_change_unsupported) {
513 		/* MCLK switching is supported */
514 		if (!pipe_ctx->has_vactive_margin) {
515 			/* In Vblank - yellow */
516 			pipe_ctx->p_state_type = P_STATE_V_BLANK;
517 
518 			if (context->bw_ctx.bw.dcn.clk.fw_based_mclk_switching) {
519 				/* FPO + Vblank - cyan */
520 				pipe_ctx->p_state_type = P_STATE_FPO;
521 			}
522 		} else {
523 			/* In Vactive - pink */
524 			pipe_ctx->p_state_type = P_STATE_V_ACTIVE;
525 		}
526 
527 		/* SubVP */
528 		enable_subvp = false;
529 
530 		for (int i = 0; i < dc->res_pool->pipe_count; i++) {
531 			struct pipe_ctx *pipe = &context->res_ctx.pipe_ctx[i];
532 
533 			if (pipe->stream && dc_state_get_paired_subvp_stream(context, pipe->stream) &&
534 					dc_state_get_pipe_subvp_type(context, pipe) == SUBVP_MAIN) {
535 				/* SubVP enable - red */
536 				pipe_ctx->p_state_type = P_STATE_SUB_VP;
537 				enable_subvp = true;
538 
539 				if (pipe_ctx->stream == pipe->stream)
540 					return;
541 				break;
542 			}
543 		}
544 
545 		if (enable_subvp && dc_state_get_pipe_subvp_type(context, pipe_ctx) == SUBVP_NONE) {
546 			if (pipe_ctx->stream->allow_freesync == 1) {
547 				/* SubVP enable and DRR on - green */
548 				pipe_ctx->p_state_type = P_STATE_DRR_SUB_VP;
549 			} else {
550 				/* SubVP enable and No DRR - blue */
551 				pipe_ctx->p_state_type = P_STATE_V_BLANK_SUB_VP;
552 			}
553 		}
554 	}
555 }
556 
get_fams2_visual_confirm_color(struct dc * dc,struct dc_state * context,struct pipe_ctx * pipe_ctx,struct tg_color * color)557 void get_fams2_visual_confirm_color(
558 		struct dc *dc,
559 		struct dc_state *context,
560 		struct pipe_ctx *pipe_ctx,
561 		struct tg_color *color)
562 {
563 	uint32_t color_value = MAX_TG_COLOR_VALUE;
564 
565 	if (!dc->ctx || !dc->ctx->dmub_srv || !pipe_ctx || !context || !dc->debug.fams2_config.bits.enable)
566 		return;
567 
568 	/* driver only handles visual confirm when FAMS2 is disabled */
569 	if (!dc_state_is_fams2_in_use(dc, context)) {
570 		/* when FAMS2 is disabled, all pipes are grey */
571 		color->color_g_y = color_value / 2;
572 		color->color_b_cb = color_value / 2;
573 		color->color_r_cr = color_value / 2;
574 	}
575 }
576 
hwss_build_fast_sequence(struct dc * dc,struct dc_dmub_cmd * dc_dmub_cmd,unsigned int dmub_cmd_count,struct block_sequence block_sequence[],unsigned int * num_steps,struct pipe_ctx * pipe_ctx,struct dc_stream_status * stream_status,struct dc_state * context)577 void hwss_build_fast_sequence(struct dc *dc,
578 		struct dc_dmub_cmd *dc_dmub_cmd,
579 		unsigned int dmub_cmd_count,
580 		struct block_sequence block_sequence[],
581 		unsigned int *num_steps,
582 		struct pipe_ctx *pipe_ctx,
583 		struct dc_stream_status *stream_status,
584 		struct dc_state *context)
585 {
586 	struct dc_plane_state *plane = pipe_ctx->plane_state;
587 	struct dc_stream_state *stream = pipe_ctx->stream;
588 	struct dce_hwseq *hws = dc->hwseq;
589 	struct pipe_ctx *current_pipe = NULL;
590 	struct pipe_ctx *current_mpc_pipe = NULL;
591 	unsigned int i = 0;
592 
593 	*num_steps = 0; // Initialize to 0
594 
595 	if (!plane || !stream)
596 		return;
597 
598 	if (dc->hwss.wait_for_dcc_meta_propagation) {
599 		block_sequence[*num_steps].params.wait_for_dcc_meta_propagation_params.dc = dc;
600 		block_sequence[*num_steps].params.wait_for_dcc_meta_propagation_params.top_pipe_to_program = pipe_ctx;
601 		block_sequence[*num_steps].func = HUBP_WAIT_FOR_DCC_META_PROP;
602 		(*num_steps)++;
603 	}
604 	if (dc->hwss.subvp_pipe_control_lock_fast) {
605 		block_sequence[*num_steps].params.subvp_pipe_control_lock_fast_params.dc = dc;
606 		block_sequence[*num_steps].params.subvp_pipe_control_lock_fast_params.lock = true;
607 		block_sequence[*num_steps].params.subvp_pipe_control_lock_fast_params.subvp_immediate_flip =
608 				plane->flip_immediate && stream_status->mall_stream_config.type == SUBVP_MAIN;
609 		block_sequence[*num_steps].func = DMUB_SUBVP_PIPE_CONTROL_LOCK_FAST;
610 		(*num_steps)++;
611 	}
612 	if (dc->hwss.fams2_global_control_lock_fast) {
613 		block_sequence[*num_steps].params.fams2_global_control_lock_fast_params.dc = dc;
614 		block_sequence[*num_steps].params.fams2_global_control_lock_fast_params.lock = true;
615 		block_sequence[*num_steps].params.fams2_global_control_lock_fast_params.is_required = dc_state_is_fams2_in_use(dc, context);
616 		block_sequence[*num_steps].func = DMUB_FAMS2_GLOBAL_CONTROL_LOCK_FAST;
617 		(*num_steps)++;
618 	}
619 	if (dc->hwss.pipe_control_lock) {
620 		block_sequence[*num_steps].params.pipe_control_lock_params.dc = dc;
621 		block_sequence[*num_steps].params.pipe_control_lock_params.lock = true;
622 		block_sequence[*num_steps].params.pipe_control_lock_params.pipe_ctx = pipe_ctx;
623 		block_sequence[*num_steps].func = OPTC_PIPE_CONTROL_LOCK;
624 		(*num_steps)++;
625 	}
626 
627 	for (i = 0; i < dmub_cmd_count; i++) {
628 		block_sequence[*num_steps].params.send_dmcub_cmd_params.ctx = dc->ctx;
629 		block_sequence[*num_steps].params.send_dmcub_cmd_params.cmd = &(dc_dmub_cmd[i].dmub_cmd);
630 		block_sequence[*num_steps].params.send_dmcub_cmd_params.wait_type = dc_dmub_cmd[i].wait_type;
631 		block_sequence[*num_steps].func = DMUB_SEND_DMCUB_CMD;
632 		(*num_steps)++;
633 	}
634 
635 	current_pipe = pipe_ctx;
636 	while (current_pipe) {
637 		current_mpc_pipe = current_pipe;
638 		while (current_mpc_pipe) {
639 			if (current_mpc_pipe->plane_state) {
640 				if (dc->hwss.set_flip_control_gsl && current_mpc_pipe->plane_state->update_flags.raw) {
641 					block_sequence[*num_steps].params.set_flip_control_gsl_params.pipe_ctx = current_mpc_pipe;
642 					block_sequence[*num_steps].params.set_flip_control_gsl_params.flip_immediate = current_mpc_pipe->plane_state->flip_immediate;
643 					block_sequence[*num_steps].func = HUBP_SET_FLIP_CONTROL_GSL;
644 					(*num_steps)++;
645 				}
646 				if (dc->hwss.program_triplebuffer && dc->debug.enable_tri_buf && current_mpc_pipe->plane_state->update_flags.raw) {
647 					block_sequence[*num_steps].params.program_triplebuffer_params.dc = dc;
648 					block_sequence[*num_steps].params.program_triplebuffer_params.pipe_ctx = current_mpc_pipe;
649 					block_sequence[*num_steps].params.program_triplebuffer_params.enableTripleBuffer = current_mpc_pipe->plane_state->triplebuffer_flips;
650 					block_sequence[*num_steps].func = HUBP_PROGRAM_TRIPLEBUFFER;
651 					(*num_steps)++;
652 				}
653 				if (dc->hwss.update_plane_addr && current_mpc_pipe->plane_state->update_flags.bits.addr_update) {
654 					if (resource_is_pipe_type(current_mpc_pipe, OTG_MASTER) &&
655 							stream_status->mall_stream_config.type == SUBVP_MAIN) {
656 						block_sequence[*num_steps].params.subvp_save_surf_addr.dc_dmub_srv = dc->ctx->dmub_srv;
657 						block_sequence[*num_steps].params.subvp_save_surf_addr.addr = &current_mpc_pipe->plane_state->address;
658 						block_sequence[*num_steps].params.subvp_save_surf_addr.subvp_index = current_mpc_pipe->subvp_index;
659 						block_sequence[*num_steps].func = DMUB_SUBVP_SAVE_SURF_ADDR;
660 						(*num_steps)++;
661 					}
662 
663 					block_sequence[*num_steps].params.update_plane_addr_params.dc = dc;
664 					block_sequence[*num_steps].params.update_plane_addr_params.pipe_ctx = current_mpc_pipe;
665 					block_sequence[*num_steps].func = HUBP_UPDATE_PLANE_ADDR;
666 					(*num_steps)++;
667 				}
668 
669 				if (hws->funcs.set_input_transfer_func && current_mpc_pipe->plane_state->update_flags.bits.gamma_change) {
670 					block_sequence[*num_steps].params.set_input_transfer_func_params.dc = dc;
671 					block_sequence[*num_steps].params.set_input_transfer_func_params.pipe_ctx = current_mpc_pipe;
672 					block_sequence[*num_steps].params.set_input_transfer_func_params.plane_state = current_mpc_pipe->plane_state;
673 					block_sequence[*num_steps].func = DPP_SET_INPUT_TRANSFER_FUNC;
674 					(*num_steps)++;
675 				}
676 
677 				if (dc->hwss.program_gamut_remap && current_mpc_pipe->plane_state->update_flags.bits.gamut_remap_change) {
678 					block_sequence[*num_steps].params.program_gamut_remap_params.pipe_ctx = current_mpc_pipe;
679 					block_sequence[*num_steps].func = DPP_PROGRAM_GAMUT_REMAP;
680 					(*num_steps)++;
681 				}
682 				if (current_mpc_pipe->plane_state->update_flags.bits.input_csc_change) {
683 					block_sequence[*num_steps].params.setup_dpp_params.pipe_ctx = current_mpc_pipe;
684 					block_sequence[*num_steps].func = DPP_SETUP_DPP;
685 					(*num_steps)++;
686 				}
687 				if (current_mpc_pipe->plane_state->update_flags.bits.coeff_reduction_change) {
688 					block_sequence[*num_steps].params.program_bias_and_scale_params.pipe_ctx = current_mpc_pipe;
689 					block_sequence[*num_steps].func = DPP_PROGRAM_BIAS_AND_SCALE;
690 					(*num_steps)++;
691 				}
692 			}
693 			if (hws->funcs.set_output_transfer_func && current_mpc_pipe->stream->update_flags.bits.out_tf) {
694 				block_sequence[*num_steps].params.set_output_transfer_func_params.dc = dc;
695 				block_sequence[*num_steps].params.set_output_transfer_func_params.pipe_ctx = current_mpc_pipe;
696 				block_sequence[*num_steps].params.set_output_transfer_func_params.stream = current_mpc_pipe->stream;
697 				block_sequence[*num_steps].func = DPP_SET_OUTPUT_TRANSFER_FUNC;
698 				(*num_steps)++;
699 			}
700 
701 			if (current_mpc_pipe->stream->update_flags.bits.out_csc) {
702 				block_sequence[*num_steps].params.power_on_mpc_mem_pwr_params.mpc = dc->res_pool->mpc;
703 				block_sequence[*num_steps].params.power_on_mpc_mem_pwr_params.mpcc_id = current_mpc_pipe->plane_res.hubp->inst;
704 				block_sequence[*num_steps].params.power_on_mpc_mem_pwr_params.power_on = true;
705 				block_sequence[*num_steps].func = MPC_POWER_ON_MPC_MEM_PWR;
706 				(*num_steps)++;
707 
708 				if (current_mpc_pipe->stream->csc_color_matrix.enable_adjustment == true) {
709 					block_sequence[*num_steps].params.set_output_csc_params.mpc = dc->res_pool->mpc;
710 					block_sequence[*num_steps].params.set_output_csc_params.opp_id = current_mpc_pipe->stream_res.opp->inst;
711 					block_sequence[*num_steps].params.set_output_csc_params.regval = current_mpc_pipe->stream->csc_color_matrix.matrix;
712 					block_sequence[*num_steps].params.set_output_csc_params.ocsc_mode = MPC_OUTPUT_CSC_COEF_A;
713 					block_sequence[*num_steps].func = MPC_SET_OUTPUT_CSC;
714 					(*num_steps)++;
715 				} else {
716 					block_sequence[*num_steps].params.set_ocsc_default_params.mpc = dc->res_pool->mpc;
717 					block_sequence[*num_steps].params.set_ocsc_default_params.opp_id = current_mpc_pipe->stream_res.opp->inst;
718 					block_sequence[*num_steps].params.set_ocsc_default_params.color_space = current_mpc_pipe->stream->output_color_space;
719 					block_sequence[*num_steps].params.set_ocsc_default_params.ocsc_mode = MPC_OUTPUT_CSC_COEF_A;
720 					block_sequence[*num_steps].func = MPC_SET_OCSC_DEFAULT;
721 					(*num_steps)++;
722 				}
723 			}
724 			current_mpc_pipe = current_mpc_pipe->bottom_pipe;
725 		}
726 		current_pipe = current_pipe->next_odm_pipe;
727 	}
728 
729 	if (dc->hwss.pipe_control_lock) {
730 		block_sequence[*num_steps].params.pipe_control_lock_params.dc = dc;
731 		block_sequence[*num_steps].params.pipe_control_lock_params.lock = false;
732 		block_sequence[*num_steps].params.pipe_control_lock_params.pipe_ctx = pipe_ctx;
733 		block_sequence[*num_steps].func = OPTC_PIPE_CONTROL_LOCK;
734 		(*num_steps)++;
735 	}
736 	if (dc->hwss.subvp_pipe_control_lock_fast) {
737 		block_sequence[*num_steps].params.subvp_pipe_control_lock_fast_params.dc = dc;
738 		block_sequence[*num_steps].params.subvp_pipe_control_lock_fast_params.lock = false;
739 		block_sequence[*num_steps].params.subvp_pipe_control_lock_fast_params.subvp_immediate_flip =
740 				plane->flip_immediate && stream_status->mall_stream_config.type == SUBVP_MAIN;
741 		block_sequence[*num_steps].func = DMUB_SUBVP_PIPE_CONTROL_LOCK_FAST;
742 		(*num_steps)++;
743 	}
744 	if (dc->hwss.fams2_global_control_lock_fast) {
745 		block_sequence[*num_steps].params.fams2_global_control_lock_fast_params.dc = dc;
746 		block_sequence[*num_steps].params.fams2_global_control_lock_fast_params.lock = false;
747 		block_sequence[*num_steps].params.fams2_global_control_lock_fast_params.is_required = dc_state_is_fams2_in_use(dc, context);
748 		block_sequence[*num_steps].func = DMUB_FAMS2_GLOBAL_CONTROL_LOCK_FAST;
749 		(*num_steps)++;
750 	}
751 
752 	current_pipe = pipe_ctx;
753 	while (current_pipe) {
754 		current_mpc_pipe = current_pipe;
755 
756 		while (current_mpc_pipe) {
757 			if (!current_mpc_pipe->bottom_pipe && !current_mpc_pipe->next_odm_pipe &&
758 					current_mpc_pipe->stream && current_mpc_pipe->plane_state &&
759 					current_mpc_pipe->plane_state->update_flags.bits.addr_update &&
760 					!current_mpc_pipe->plane_state->skip_manual_trigger) {
761 				block_sequence[*num_steps].params.program_manual_trigger_params.pipe_ctx = current_mpc_pipe;
762 				block_sequence[*num_steps].func = OPTC_PROGRAM_MANUAL_TRIGGER;
763 				(*num_steps)++;
764 			}
765 			current_mpc_pipe = current_mpc_pipe->bottom_pipe;
766 		}
767 		current_pipe = current_pipe->next_odm_pipe;
768 	}
769 }
770 
hwss_execute_sequence(struct dc * dc,struct block_sequence block_sequence[],int num_steps)771 void hwss_execute_sequence(struct dc *dc,
772 		struct block_sequence block_sequence[],
773 		int num_steps)
774 {
775 	unsigned int i;
776 	union block_sequence_params *params;
777 	struct dce_hwseq *hws = dc->hwseq;
778 
779 	for (i = 0; i < num_steps; i++) {
780 		params = &(block_sequence[i].params);
781 		switch (block_sequence[i].func) {
782 
783 		case DMUB_SUBVP_PIPE_CONTROL_LOCK_FAST:
784 			dc->hwss.subvp_pipe_control_lock_fast(params);
785 			break;
786 		case OPTC_PIPE_CONTROL_LOCK:
787 			dc->hwss.pipe_control_lock(params->pipe_control_lock_params.dc,
788 					params->pipe_control_lock_params.pipe_ctx,
789 					params->pipe_control_lock_params.lock);
790 			break;
791 		case HUBP_SET_FLIP_CONTROL_GSL:
792 			dc->hwss.set_flip_control_gsl(params->set_flip_control_gsl_params.pipe_ctx,
793 					params->set_flip_control_gsl_params.flip_immediate);
794 			break;
795 		case HUBP_PROGRAM_TRIPLEBUFFER:
796 			dc->hwss.program_triplebuffer(params->program_triplebuffer_params.dc,
797 					params->program_triplebuffer_params.pipe_ctx,
798 					params->program_triplebuffer_params.enableTripleBuffer);
799 			break;
800 		case HUBP_UPDATE_PLANE_ADDR:
801 			dc->hwss.update_plane_addr(params->update_plane_addr_params.dc,
802 					params->update_plane_addr_params.pipe_ctx);
803 			break;
804 		case DPP_SET_INPUT_TRANSFER_FUNC:
805 			hws->funcs.set_input_transfer_func(params->set_input_transfer_func_params.dc,
806 					params->set_input_transfer_func_params.pipe_ctx,
807 					params->set_input_transfer_func_params.plane_state);
808 			break;
809 		case DPP_PROGRAM_GAMUT_REMAP:
810 			dc->hwss.program_gamut_remap(params->program_gamut_remap_params.pipe_ctx);
811 			break;
812 		case DPP_SETUP_DPP:
813 			hwss_setup_dpp(params);
814 			break;
815 		case DPP_PROGRAM_BIAS_AND_SCALE:
816 			hwss_program_bias_and_scale(params);
817 			break;
818 		case OPTC_PROGRAM_MANUAL_TRIGGER:
819 			hwss_program_manual_trigger(params);
820 			break;
821 		case DPP_SET_OUTPUT_TRANSFER_FUNC:
822 			hws->funcs.set_output_transfer_func(params->set_output_transfer_func_params.dc,
823 					params->set_output_transfer_func_params.pipe_ctx,
824 					params->set_output_transfer_func_params.stream);
825 			break;
826 		case MPC_UPDATE_VISUAL_CONFIRM:
827 			dc->hwss.update_visual_confirm_color(params->update_visual_confirm_params.dc,
828 					params->update_visual_confirm_params.pipe_ctx,
829 					params->update_visual_confirm_params.mpcc_id);
830 			break;
831 		case MPC_POWER_ON_MPC_MEM_PWR:
832 			hwss_power_on_mpc_mem_pwr(params);
833 			break;
834 		case MPC_SET_OUTPUT_CSC:
835 			hwss_set_output_csc(params);
836 			break;
837 		case MPC_SET_OCSC_DEFAULT:
838 			hwss_set_ocsc_default(params);
839 			break;
840 		case DMUB_SEND_DMCUB_CMD:
841 			hwss_send_dmcub_cmd(params);
842 			break;
843 		case DMUB_SUBVP_SAVE_SURF_ADDR:
844 			hwss_subvp_save_surf_addr(params);
845 			break;
846 		case HUBP_WAIT_FOR_DCC_META_PROP:
847 			dc->hwss.wait_for_dcc_meta_propagation(
848 					params->wait_for_dcc_meta_propagation_params.dc,
849 					params->wait_for_dcc_meta_propagation_params.top_pipe_to_program);
850 			break;
851 		case DMUB_FAMS2_GLOBAL_CONTROL_LOCK_FAST:
852 			dc->hwss.fams2_global_control_lock_fast(params);
853 			break;
854 		default:
855 			ASSERT(false);
856 			break;
857 		}
858 	}
859 }
860 
hwss_send_dmcub_cmd(union block_sequence_params * params)861 void hwss_send_dmcub_cmd(union block_sequence_params *params)
862 {
863 	struct dc_context *ctx = params->send_dmcub_cmd_params.ctx;
864 	union dmub_rb_cmd *cmd = params->send_dmcub_cmd_params.cmd;
865 	enum dm_dmub_wait_type wait_type = params->send_dmcub_cmd_params.wait_type;
866 
867 	dc_wake_and_execute_dmub_cmd(ctx, cmd, wait_type);
868 }
869 
hwss_program_manual_trigger(union block_sequence_params * params)870 void hwss_program_manual_trigger(union block_sequence_params *params)
871 {
872 	struct pipe_ctx *pipe_ctx = params->program_manual_trigger_params.pipe_ctx;
873 
874 	if (pipe_ctx->stream_res.tg->funcs->program_manual_trigger)
875 		pipe_ctx->stream_res.tg->funcs->program_manual_trigger(pipe_ctx->stream_res.tg);
876 }
877 
hwss_setup_dpp(union block_sequence_params * params)878 void hwss_setup_dpp(union block_sequence_params *params)
879 {
880 	struct pipe_ctx *pipe_ctx = params->setup_dpp_params.pipe_ctx;
881 	struct dpp *dpp = pipe_ctx->plane_res.dpp;
882 	struct dc_plane_state *plane_state = pipe_ctx->plane_state;
883 
884 	if (dpp && dpp->funcs->dpp_setup) {
885 		// program the input csc
886 		dpp->funcs->dpp_setup(dpp,
887 				plane_state->format,
888 				EXPANSION_MODE_ZERO,
889 				plane_state->input_csc_color_matrix,
890 				plane_state->color_space,
891 				NULL);
892 	}
893 
894 	if (dpp && dpp->funcs->set_cursor_matrix) {
895 		dpp->funcs->set_cursor_matrix(dpp,
896 			plane_state->color_space,
897 			plane_state->cursor_csc_color_matrix);
898 	}
899 }
900 
hwss_program_bias_and_scale(union block_sequence_params * params)901 void hwss_program_bias_and_scale(union block_sequence_params *params)
902 {
903 	struct pipe_ctx *pipe_ctx = params->program_bias_and_scale_params.pipe_ctx;
904 	struct dpp *dpp = pipe_ctx->plane_res.dpp;
905 	struct dc_plane_state *plane_state = pipe_ctx->plane_state;
906 	struct dc_bias_and_scale bns_params = plane_state->bias_and_scale;
907 
908 	//TODO :for CNVC set scale and bias registers if necessary
909 	if (dpp->funcs->dpp_program_bias_and_scale) {
910 		dpp->funcs->dpp_program_bias_and_scale(dpp, &bns_params);
911 	}
912 }
913 
hwss_power_on_mpc_mem_pwr(union block_sequence_params * params)914 void hwss_power_on_mpc_mem_pwr(union block_sequence_params *params)
915 {
916 	struct mpc *mpc = params->power_on_mpc_mem_pwr_params.mpc;
917 	int mpcc_id = params->power_on_mpc_mem_pwr_params.mpcc_id;
918 	bool power_on = params->power_on_mpc_mem_pwr_params.power_on;
919 
920 	if (mpc->funcs->power_on_mpc_mem_pwr)
921 		mpc->funcs->power_on_mpc_mem_pwr(mpc, mpcc_id, power_on);
922 }
923 
hwss_set_output_csc(union block_sequence_params * params)924 void hwss_set_output_csc(union block_sequence_params *params)
925 {
926 	struct mpc *mpc = params->set_output_csc_params.mpc;
927 	int opp_id = params->set_output_csc_params.opp_id;
928 	const uint16_t *matrix = params->set_output_csc_params.regval;
929 	enum mpc_output_csc_mode ocsc_mode = params->set_output_csc_params.ocsc_mode;
930 
931 	if (mpc->funcs->set_output_csc != NULL)
932 		mpc->funcs->set_output_csc(mpc,
933 				opp_id,
934 				matrix,
935 				ocsc_mode);
936 }
937 
hwss_set_ocsc_default(union block_sequence_params * params)938 void hwss_set_ocsc_default(union block_sequence_params *params)
939 {
940 	struct mpc *mpc = params->set_ocsc_default_params.mpc;
941 	int opp_id = params->set_ocsc_default_params.opp_id;
942 	enum dc_color_space colorspace = params->set_ocsc_default_params.color_space;
943 	enum mpc_output_csc_mode ocsc_mode = params->set_ocsc_default_params.ocsc_mode;
944 
945 	if (mpc->funcs->set_ocsc_default != NULL)
946 		mpc->funcs->set_ocsc_default(mpc,
947 				opp_id,
948 				colorspace,
949 				ocsc_mode);
950 }
951 
hwss_subvp_save_surf_addr(union block_sequence_params * params)952 void hwss_subvp_save_surf_addr(union block_sequence_params *params)
953 {
954 	struct dc_dmub_srv *dc_dmub_srv = params->subvp_save_surf_addr.dc_dmub_srv;
955 	const struct dc_plane_address *addr = params->subvp_save_surf_addr.addr;
956 	uint8_t subvp_index = params->subvp_save_surf_addr.subvp_index;
957 
958 	dc_dmub_srv_subvp_save_surf_addr(dc_dmub_srv, addr, subvp_index);
959 }
960 
get_surface_tile_visual_confirm_color(struct pipe_ctx * pipe_ctx,struct tg_color * color)961 void get_surface_tile_visual_confirm_color(
962 		struct pipe_ctx *pipe_ctx,
963 		struct tg_color *color)
964 {
965 	uint32_t color_value = MAX_TG_COLOR_VALUE;
966 	/* Determine the overscan color based on the bottom-most plane's context */
967 	struct pipe_ctx *bottom_pipe_ctx  = pipe_ctx;
968 
969 	while (bottom_pipe_ctx->bottom_pipe != NULL)
970 		bottom_pipe_ctx = bottom_pipe_ctx->bottom_pipe;
971 
972 	switch (bottom_pipe_ctx->plane_state->tiling_info.gfx9.swizzle) {
973 	case DC_SW_LINEAR:
974 		/* LINEAR Surface - set border color to red */
975 		color->color_r_cr = color_value;
976 		break;
977 	default:
978 		break;
979 	}
980 }
981 
982 /**
983  * hwss_wait_for_all_blank_complete - wait for all active OPPs to finish pending blank
984  * pattern updates
985  *
986  * @dc: [in] dc reference
987  * @context: [in] hardware context in use
988  */
hwss_wait_for_all_blank_complete(struct dc * dc,struct dc_state * context)989 void hwss_wait_for_all_blank_complete(struct dc *dc,
990 		struct dc_state *context)
991 {
992 	struct pipe_ctx *opp_head;
993 	struct dce_hwseq *hws = dc->hwseq;
994 	int i;
995 
996 	if (!hws->funcs.wait_for_blank_complete)
997 		return;
998 
999 	for (i = 0; i < MAX_PIPES; i++) {
1000 		opp_head = &context->res_ctx.pipe_ctx[i];
1001 
1002 		if (!resource_is_pipe_type(opp_head, OPP_HEAD) ||
1003 				dc_state_get_pipe_subvp_type(context, opp_head) == SUBVP_PHANTOM)
1004 			continue;
1005 
1006 		hws->funcs.wait_for_blank_complete(opp_head->stream_res.opp);
1007 	}
1008 }
1009 
hwss_wait_for_odm_update_pending_complete(struct dc * dc,struct dc_state * context)1010 void hwss_wait_for_odm_update_pending_complete(struct dc *dc, struct dc_state *context)
1011 {
1012 	struct pipe_ctx *otg_master;
1013 	struct timing_generator *tg;
1014 	int i;
1015 
1016 	for (i = 0; i < MAX_PIPES; i++) {
1017 		otg_master = &context->res_ctx.pipe_ctx[i];
1018 		if (!resource_is_pipe_type(otg_master, OTG_MASTER) ||
1019 				dc_state_get_pipe_subvp_type(context, otg_master) == SUBVP_PHANTOM)
1020 			continue;
1021 		tg = otg_master->stream_res.tg;
1022 		if (tg->funcs->wait_odm_doublebuffer_pending_clear)
1023 			tg->funcs->wait_odm_doublebuffer_pending_clear(tg);
1024 	}
1025 
1026 	/* ODM update may require to reprogram blank pattern for each OPP */
1027 	hwss_wait_for_all_blank_complete(dc, context);
1028 }
1029 
hwss_wait_for_no_pipes_pending(struct dc * dc,struct dc_state * context)1030 void hwss_wait_for_no_pipes_pending(struct dc *dc, struct dc_state *context)
1031 {
1032 	int i;
1033 	for (i = 0; i < MAX_PIPES; i++) {
1034 		int count = 0;
1035 		struct pipe_ctx *pipe = &context->res_ctx.pipe_ctx[i];
1036 
1037 		if (!pipe->plane_state || dc_state_get_pipe_subvp_type(context, pipe) == SUBVP_PHANTOM)
1038 			continue;
1039 
1040 		/* Timeout 100 ms */
1041 		while (count < 100000) {
1042 			/* Must set to false to start with, due to OR in update function */
1043 			pipe->plane_state->status.is_flip_pending = false;
1044 			dc->hwss.update_pending_status(pipe);
1045 			if (!pipe->plane_state->status.is_flip_pending)
1046 				break;
1047 			udelay(1);
1048 			count++;
1049 		}
1050 		ASSERT(!pipe->plane_state->status.is_flip_pending);
1051 	}
1052 }
1053 
hwss_wait_for_outstanding_hw_updates(struct dc * dc,struct dc_state * dc_context)1054 void hwss_wait_for_outstanding_hw_updates(struct dc *dc, struct dc_state *dc_context)
1055 {
1056 /*
1057  * This function calls HWSS to wait for any potentially double buffered
1058  * operations to complete. It should be invoked as a pre-amble prior
1059  * to full update programming before asserting any HW locks.
1060  */
1061 	int pipe_idx;
1062 	int opp_inst;
1063 	int opp_count = dc->res_pool->res_cap->num_opp;
1064 	struct hubp *hubp;
1065 	int mpcc_inst;
1066 	const struct pipe_ctx *pipe_ctx;
1067 
1068 	for (pipe_idx = 0; pipe_idx < dc->res_pool->pipe_count; pipe_idx++) {
1069 		pipe_ctx = &dc_context->res_ctx.pipe_ctx[pipe_idx];
1070 
1071 		if (!pipe_ctx->stream)
1072 			continue;
1073 
1074 		if (pipe_ctx->stream_res.tg->funcs->wait_drr_doublebuffer_pending_clear)
1075 			pipe_ctx->stream_res.tg->funcs->wait_drr_doublebuffer_pending_clear(pipe_ctx->stream_res.tg);
1076 
1077 		hubp = pipe_ctx->plane_res.hubp;
1078 		if (!hubp)
1079 			continue;
1080 
1081 		mpcc_inst = hubp->inst;
1082 		// MPCC inst is equal to pipe index in practice
1083 		for (opp_inst = 0; opp_inst < opp_count; opp_inst++) {
1084 			if ((dc->res_pool->opps[opp_inst] != NULL) &&
1085 				(dc->res_pool->opps[opp_inst]->mpcc_disconnect_pending[mpcc_inst])) {
1086 				dc->res_pool->mpc->funcs->wait_for_idle(dc->res_pool->mpc, mpcc_inst);
1087 				dc->res_pool->opps[opp_inst]->mpcc_disconnect_pending[mpcc_inst] = false;
1088 				break;
1089 			}
1090 		}
1091 	}
1092 	hwss_wait_for_odm_update_pending_complete(dc, dc_context);
1093 }
1094 
hwss_process_outstanding_hw_updates(struct dc * dc,struct dc_state * dc_context)1095 void hwss_process_outstanding_hw_updates(struct dc *dc, struct dc_state *dc_context)
1096 {
1097 	/* wait for outstanding updates */
1098 	hwss_wait_for_outstanding_hw_updates(dc, dc_context);
1099 
1100 	/* perform outstanding post update programming */
1101 	if (dc->hwss.program_outstanding_updates)
1102 		dc->hwss.program_outstanding_updates(dc, dc_context);
1103 }
1104