xref: /netbsd-src/sys/external/bsd/drm2/dist/drm/amd/display/dc/dcn10/amdgpu_dcn10_mpc.c (revision 41ec02673d281bbb3d38e6c78504ce6e30c228c1)
1 /*	$NetBSD: amdgpu_dcn10_mpc.c,v 1.2 2021/12/18 23:45:03 riastradh Exp $	*/
2 
3 /*
4  * Copyright 2012-15 Advanced Micro Devices, Inc.
5  *
6  * Permission is hereby granted, free of charge, to any person obtaining a
7  * copy of this software and associated documentation files (the "Software"),
8  * to deal in the Software without restriction, including without limitation
9  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10  * and/or sell copies of the Software, and to permit persons to whom the
11  * Software is furnished to do so, subject to the following conditions:
12  *
13  * The above copyright notice and this permission notice shall be included in
14  * all copies or substantial portions of the Software.
15  *
16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
19  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
20  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
21  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
22  * OTHER DEALINGS IN THE SOFTWARE.
23  *
24  * Authors: AMD
25  *
26  */
27 
28 #include <sys/cdefs.h>
29 __KERNEL_RCSID(0, "$NetBSD: amdgpu_dcn10_mpc.c,v 1.2 2021/12/18 23:45:03 riastradh Exp $");
30 
31 #include "reg_helper.h"
32 #include "dcn10_mpc.h"
33 
34 #define REG(reg)\
35 	mpc10->mpc_regs->reg
36 
37 #define CTX \
38 	mpc10->base.ctx
39 
40 #undef FN
41 #define FN(reg_name, field_name) \
42 	mpc10->mpc_shift->field_name, mpc10->mpc_mask->field_name
43 
44 
mpc1_set_bg_color(struct mpc * mpc,struct tg_color * bg_color,int mpcc_id)45 void mpc1_set_bg_color(struct mpc *mpc,
46 		struct tg_color *bg_color,
47 		int mpcc_id)
48 {
49 	struct dcn10_mpc *mpc10 = TO_DCN10_MPC(mpc);
50 	struct mpcc *bottommost_mpcc = mpc1_get_mpcc(mpc, mpcc_id);
51 	uint32_t bg_r_cr, bg_g_y, bg_b_cb;
52 
53 	/* find bottommost mpcc. */
54 	while (bottommost_mpcc->mpcc_bot) {
55 		bottommost_mpcc = bottommost_mpcc->mpcc_bot;
56 	}
57 
58 	/* mpc color is 12 bit.  tg_color is 10 bit */
59 	/* todo: might want to use 16 bit to represent color and have each
60 	 * hw block translate to correct color depth.
61 	 */
62 	bg_r_cr = bg_color->color_r_cr << 2;
63 	bg_g_y = bg_color->color_g_y << 2;
64 	bg_b_cb = bg_color->color_b_cb << 2;
65 
66 	REG_SET(MPCC_BG_R_CR[bottommost_mpcc->mpcc_id], 0,
67 			MPCC_BG_R_CR, bg_r_cr);
68 	REG_SET(MPCC_BG_G_Y[bottommost_mpcc->mpcc_id], 0,
69 			MPCC_BG_G_Y, bg_g_y);
70 	REG_SET(MPCC_BG_B_CB[bottommost_mpcc->mpcc_id], 0,
71 			MPCC_BG_B_CB, bg_b_cb);
72 }
73 
mpc1_update_blending(struct mpc * mpc,struct mpcc_blnd_cfg * blnd_cfg,int mpcc_id)74 static void mpc1_update_blending(
75 	struct mpc *mpc,
76 	struct mpcc_blnd_cfg *blnd_cfg,
77 	int mpcc_id)
78 {
79 	struct dcn10_mpc *mpc10 = TO_DCN10_MPC(mpc);
80 	struct mpcc *mpcc = mpc1_get_mpcc(mpc, mpcc_id);
81 
82 	REG_UPDATE_5(MPCC_CONTROL[mpcc_id],
83 			MPCC_ALPHA_BLND_MODE,		blnd_cfg->alpha_mode,
84 			MPCC_ALPHA_MULTIPLIED_MODE,	blnd_cfg->pre_multiplied_alpha,
85 			MPCC_BLND_ACTIVE_OVERLAP_ONLY,	blnd_cfg->overlap_only,
86 			MPCC_GLOBAL_ALPHA,		blnd_cfg->global_alpha,
87 			MPCC_GLOBAL_GAIN,		blnd_cfg->global_gain);
88 
89 	mpc1_set_bg_color(mpc, &blnd_cfg->black_color, mpcc_id);
90 	mpcc->blnd_cfg = *blnd_cfg;
91 }
92 
mpc1_update_stereo_mix(struct mpc * mpc,struct mpcc_sm_cfg * sm_cfg,int mpcc_id)93 void mpc1_update_stereo_mix(
94 	struct mpc *mpc,
95 	struct mpcc_sm_cfg *sm_cfg,
96 	int mpcc_id)
97 {
98 	struct dcn10_mpc *mpc10 = TO_DCN10_MPC(mpc);
99 
100 	REG_UPDATE_6(MPCC_SM_CONTROL[mpcc_id],
101 			MPCC_SM_EN,			sm_cfg->enable,
102 			MPCC_SM_MODE,			sm_cfg->sm_mode,
103 			MPCC_SM_FRAME_ALT,		sm_cfg->frame_alt,
104 			MPCC_SM_FIELD_ALT,		sm_cfg->field_alt,
105 			MPCC_SM_FORCE_NEXT_FRAME_POL,	sm_cfg->force_next_frame_porlarity,
106 			MPCC_SM_FORCE_NEXT_TOP_POL,	sm_cfg->force_next_field_polarity);
107 }
mpc1_assert_idle_mpcc(struct mpc * mpc,int id)108 void mpc1_assert_idle_mpcc(struct mpc *mpc, int id)
109 {
110 	struct dcn10_mpc *mpc10 = TO_DCN10_MPC(mpc);
111 
112 	ASSERT(!(mpc10->mpcc_in_use_mask & 1 << id));
113 	REG_WAIT(MPCC_STATUS[id],
114 			MPCC_IDLE, 1,
115 			1, 100000);
116 }
117 
mpc1_get_mpcc(struct mpc * mpc,int mpcc_id)118 struct mpcc *mpc1_get_mpcc(struct mpc *mpc, int mpcc_id)
119 {
120 	struct dcn10_mpc *mpc10 = TO_DCN10_MPC(mpc);
121 
122 	ASSERT(mpcc_id < mpc10->num_mpcc);
123 	return &(mpc->mpcc_array[mpcc_id]);
124 }
125 
mpc1_get_mpcc_for_dpp(struct mpc_tree * tree,int dpp_id)126 struct mpcc *mpc1_get_mpcc_for_dpp(struct mpc_tree *tree, int dpp_id)
127 {
128 	struct mpcc *tmp_mpcc = tree->opp_list;
129 
130 	while (tmp_mpcc != NULL) {
131 		if (tmp_mpcc->dpp_id == dpp_id)
132 			return tmp_mpcc;
133 		tmp_mpcc = tmp_mpcc->mpcc_bot;
134 	}
135 	return NULL;
136 }
137 
mpc1_is_mpcc_idle(struct mpc * mpc,int mpcc_id)138 bool mpc1_is_mpcc_idle(struct mpc *mpc, int mpcc_id)
139 {
140 	struct dcn10_mpc *mpc10 = TO_DCN10_MPC(mpc);
141 	unsigned int top_sel;
142 	unsigned int opp_id;
143 	unsigned int idle;
144 
145 	REG_GET(MPCC_TOP_SEL[mpcc_id], MPCC_TOP_SEL, &top_sel);
146 	REG_GET(MPCC_OPP_ID[mpcc_id],  MPCC_OPP_ID, &opp_id);
147 	REG_GET(MPCC_STATUS[mpcc_id],  MPCC_IDLE,   &idle);
148 	if (top_sel == 0xf && opp_id == 0xf && idle)
149 		return true;
150 	else
151 		return false;
152 }
153 
mpc1_assert_mpcc_idle_before_connect(struct mpc * mpc,int mpcc_id)154 void mpc1_assert_mpcc_idle_before_connect(struct mpc *mpc, int mpcc_id)
155 {
156 	struct dcn10_mpc *mpc10 = TO_DCN10_MPC(mpc);
157 	unsigned int top_sel, mpc_busy, mpc_idle;
158 
159 	REG_GET(MPCC_TOP_SEL[mpcc_id],
160 			MPCC_TOP_SEL, &top_sel);
161 
162 	if (top_sel == 0xf) {
163 		REG_GET_2(MPCC_STATUS[mpcc_id],
164 				MPCC_BUSY, &mpc_busy,
165 				MPCC_IDLE, &mpc_idle);
166 
167 		ASSERT(mpc_busy == 0);
168 		ASSERT(mpc_idle == 1);
169 	}
170 }
171 
172 /*
173  * Insert DPP into MPC tree based on specified blending position.
174  * Only used for planes that are part of blending chain for OPP output
175  *
176  * Parameters:
177  * [in/out] mpc		- MPC context.
178  * [in/out] tree	- MPC tree structure that plane will be added to.
179  * [in]	blnd_cfg	- MPCC blending configuration for the new blending layer.
180  * [in]	sm_cfg		- MPCC stereo mix configuration for the new blending layer.
181  *			  stereo mix must disable for the very bottom layer of the tree config.
182  * [in]	insert_above_mpcc - Insert new plane above this MPCC.  If NULL, insert as bottom plane.
183  * [in]	dpp_id		- DPP instance for the plane to be added.
184  * [in]	mpcc_id		- The MPCC physical instance to use for blending.
185  *
186  * Return:  struct mpcc* - MPCC that was added.
187  */
mpc1_insert_plane(struct mpc * mpc,struct mpc_tree * tree,struct mpcc_blnd_cfg * blnd_cfg,struct mpcc_sm_cfg * sm_cfg,struct mpcc * insert_above_mpcc,int dpp_id,int mpcc_id)188 struct mpcc *mpc1_insert_plane(
189 	struct mpc *mpc,
190 	struct mpc_tree *tree,
191 	struct mpcc_blnd_cfg *blnd_cfg,
192 	struct mpcc_sm_cfg *sm_cfg,
193 	struct mpcc *insert_above_mpcc,
194 	int dpp_id,
195 	int mpcc_id)
196 {
197 	struct dcn10_mpc *mpc10 = TO_DCN10_MPC(mpc);
198 	struct mpcc *new_mpcc = NULL;
199 
200 	/* sanity check parameters */
201 	ASSERT(mpcc_id < mpc10->num_mpcc);
202 	ASSERT(!(mpc10->mpcc_in_use_mask & 1 << mpcc_id));
203 
204 	if (insert_above_mpcc) {
205 		/* check insert_above_mpcc exist in tree->opp_list */
206 		struct mpcc *temp_mpcc = tree->opp_list;
207 
208 		while (temp_mpcc && temp_mpcc->mpcc_bot != insert_above_mpcc)
209 			temp_mpcc = temp_mpcc->mpcc_bot;
210 		if (temp_mpcc == NULL)
211 			return NULL;
212 	}
213 
214 	/* Get and update MPCC struct parameters */
215 	new_mpcc = mpc1_get_mpcc(mpc, mpcc_id);
216 	new_mpcc->dpp_id = dpp_id;
217 
218 	/* program mux and MPCC_MODE */
219 	if (insert_above_mpcc) {
220 		new_mpcc->mpcc_bot = insert_above_mpcc;
221 		REG_SET(MPCC_BOT_SEL[mpcc_id], 0, MPCC_BOT_SEL, insert_above_mpcc->mpcc_id);
222 		REG_UPDATE(MPCC_CONTROL[mpcc_id], MPCC_MODE, MPCC_BLEND_MODE_TOP_BOT_BLENDING);
223 	} else {
224 		new_mpcc->mpcc_bot = NULL;
225 		REG_SET(MPCC_BOT_SEL[mpcc_id], 0, MPCC_BOT_SEL, 0xf);
226 		REG_UPDATE(MPCC_CONTROL[mpcc_id], MPCC_MODE, MPCC_BLEND_MODE_TOP_LAYER_ONLY);
227 	}
228 	REG_SET(MPCC_TOP_SEL[mpcc_id], 0, MPCC_TOP_SEL, dpp_id);
229 	REG_SET(MPCC_OPP_ID[mpcc_id], 0, MPCC_OPP_ID, tree->opp_id);
230 
231 	/* update mpc tree mux setting */
232 	if (tree->opp_list == insert_above_mpcc) {
233 		/* insert the toppest mpcc */
234 		tree->opp_list = new_mpcc;
235 		REG_UPDATE(MUX[tree->opp_id], MPC_OUT_MUX, mpcc_id);
236 	} else {
237 		/* find insert position */
238 		struct mpcc *temp_mpcc = tree->opp_list;
239 
240 		while (temp_mpcc && temp_mpcc->mpcc_bot != insert_above_mpcc)
241 			temp_mpcc = temp_mpcc->mpcc_bot;
242 		if (temp_mpcc && temp_mpcc->mpcc_bot == insert_above_mpcc) {
243 			REG_SET(MPCC_BOT_SEL[temp_mpcc->mpcc_id], 0, MPCC_BOT_SEL, mpcc_id);
244 			temp_mpcc->mpcc_bot = new_mpcc;
245 			if (!insert_above_mpcc)
246 				REG_UPDATE(MPCC_CONTROL[temp_mpcc->mpcc_id],
247 						MPCC_MODE, MPCC_BLEND_MODE_TOP_BOT_BLENDING);
248 		}
249 	}
250 
251 	/* update the blending configuration */
252 	mpc->funcs->update_blending(mpc, blnd_cfg, mpcc_id);
253 
254 	/* update the stereo mix settings, if provided */
255 	if (sm_cfg != NULL) {
256 		new_mpcc->sm_cfg = *sm_cfg;
257 		mpc1_update_stereo_mix(mpc, sm_cfg, mpcc_id);
258 	}
259 
260 	/* mark this mpcc as in use */
261 	mpc10->mpcc_in_use_mask |= 1 << mpcc_id;
262 
263 	return new_mpcc;
264 }
265 
266 /*
267  * Remove a specified MPCC from the MPC tree.
268  *
269  * Parameters:
270  * [in/out] mpc		- MPC context.
271  * [in/out] tree	- MPC tree structure that plane will be removed from.
272  * [in/out] mpcc	- MPCC to be removed from tree.
273  *
274  * Return:  void
275  */
mpc1_remove_mpcc(struct mpc * mpc,struct mpc_tree * tree,struct mpcc * mpcc_to_remove)276 void mpc1_remove_mpcc(
277 	struct mpc *mpc,
278 	struct mpc_tree *tree,
279 	struct mpcc *mpcc_to_remove)
280 {
281 	struct dcn10_mpc *mpc10 = TO_DCN10_MPC(mpc);
282 	bool found = false;
283 	int mpcc_id = mpcc_to_remove->mpcc_id;
284 
285 	if (tree->opp_list == mpcc_to_remove) {
286 		found = true;
287 		/* remove MPCC from top of tree */
288 		if (mpcc_to_remove->mpcc_bot) {
289 			/* set the next MPCC in list to be the top MPCC */
290 			tree->opp_list = mpcc_to_remove->mpcc_bot;
291 			REG_UPDATE(MUX[tree->opp_id], MPC_OUT_MUX, tree->opp_list->mpcc_id);
292 		} else {
293 			/* there are no other MPCC is list */
294 			tree->opp_list = NULL;
295 			REG_UPDATE(MUX[tree->opp_id], MPC_OUT_MUX, 0xf);
296 		}
297 	} else {
298 		/* find mpcc to remove MPCC list */
299 		struct mpcc *temp_mpcc = tree->opp_list;
300 
301 		while (temp_mpcc && temp_mpcc->mpcc_bot != mpcc_to_remove)
302 			temp_mpcc = temp_mpcc->mpcc_bot;
303 
304 		if (temp_mpcc && temp_mpcc->mpcc_bot == mpcc_to_remove) {
305 			found = true;
306 			temp_mpcc->mpcc_bot = mpcc_to_remove->mpcc_bot;
307 			if (mpcc_to_remove->mpcc_bot) {
308 				/* remove MPCC in middle of list */
309 				REG_SET(MPCC_BOT_SEL[temp_mpcc->mpcc_id], 0,
310 						MPCC_BOT_SEL, mpcc_to_remove->mpcc_bot->mpcc_id);
311 			} else {
312 				/* remove MPCC from bottom of list */
313 				REG_SET(MPCC_BOT_SEL[temp_mpcc->mpcc_id], 0,
314 						MPCC_BOT_SEL, 0xf);
315 				REG_UPDATE(MPCC_CONTROL[temp_mpcc->mpcc_id],
316 						MPCC_MODE, MPCC_BLEND_MODE_TOP_LAYER_PASSTHROUGH);
317 			}
318 		}
319 	}
320 
321 	if (found) {
322 		/* turn off MPCC mux registers */
323 		REG_SET(MPCC_TOP_SEL[mpcc_id], 0, MPCC_TOP_SEL, 0xf);
324 		REG_SET(MPCC_BOT_SEL[mpcc_id], 0, MPCC_BOT_SEL, 0xf);
325 		REG_SET(MPCC_OPP_ID[mpcc_id],  0, MPCC_OPP_ID,  0xf);
326 
327 		/* mark this mpcc as not in use */
328 		mpc10->mpcc_in_use_mask &= ~(1 << mpcc_id);
329 		mpcc_to_remove->dpp_id = 0xf;
330 		mpcc_to_remove->mpcc_bot = NULL;
331 	} else {
332 		/* In case of resume from S3/S4, remove mpcc from bios left over */
333 		REG_SET(MPCC_TOP_SEL[mpcc_id], 0, MPCC_TOP_SEL, 0xf);
334 		REG_SET(MPCC_BOT_SEL[mpcc_id], 0, MPCC_BOT_SEL, 0xf);
335 		REG_SET(MPCC_OPP_ID[mpcc_id],  0, MPCC_OPP_ID,  0xf);
336 	}
337 }
338 
mpc1_init_mpcc(struct mpcc * mpcc,int mpcc_inst)339 static void mpc1_init_mpcc(struct mpcc *mpcc, int mpcc_inst)
340 {
341 	mpcc->mpcc_id = mpcc_inst;
342 	mpcc->dpp_id = 0xf;
343 	mpcc->mpcc_bot = NULL;
344 	mpcc->blnd_cfg.overlap_only = false;
345 	mpcc->blnd_cfg.global_alpha = 0xff;
346 	mpcc->blnd_cfg.global_gain = 0xff;
347 	mpcc->sm_cfg.enable = false;
348 }
349 
350 /*
351  * Reset the MPCC HW status by disconnecting all muxes.
352  *
353  * Parameters:
354  * [in/out] mpc		- MPC context.
355  *
356  * Return:  void
357  */
mpc1_mpc_init(struct mpc * mpc)358 void mpc1_mpc_init(struct mpc *mpc)
359 {
360 	struct dcn10_mpc *mpc10 = TO_DCN10_MPC(mpc);
361 	int mpcc_id;
362 	int opp_id;
363 
364 	mpc10->mpcc_in_use_mask = 0;
365 	for (mpcc_id = 0; mpcc_id < mpc10->num_mpcc; mpcc_id++) {
366 		REG_SET(MPCC_TOP_SEL[mpcc_id], 0, MPCC_TOP_SEL, 0xf);
367 		REG_SET(MPCC_BOT_SEL[mpcc_id], 0, MPCC_BOT_SEL, 0xf);
368 		REG_SET(MPCC_OPP_ID[mpcc_id],  0, MPCC_OPP_ID,  0xf);
369 
370 		mpc1_init_mpcc(&(mpc->mpcc_array[mpcc_id]), mpcc_id);
371 	}
372 
373 	for (opp_id = 0; opp_id < MAX_OPP; opp_id++) {
374 		if (REG(MUX[opp_id]))
375 			REG_UPDATE(MUX[opp_id], MPC_OUT_MUX, 0xf);
376 	}
377 }
378 
mpc1_mpc_init_single_inst(struct mpc * mpc,unsigned int mpcc_id)379 void mpc1_mpc_init_single_inst(struct mpc *mpc, unsigned int mpcc_id)
380 {
381 	struct dcn10_mpc *mpc10 = TO_DCN10_MPC(mpc);
382 	int opp_id;
383 
384 	REG_GET(MPCC_OPP_ID[mpcc_id], MPCC_OPP_ID, &opp_id);
385 
386 	REG_SET(MPCC_TOP_SEL[mpcc_id], 0, MPCC_TOP_SEL, 0xf);
387 	REG_SET(MPCC_BOT_SEL[mpcc_id], 0, MPCC_BOT_SEL, 0xf);
388 	REG_SET(MPCC_OPP_ID[mpcc_id],  0, MPCC_OPP_ID,  0xf);
389 
390 	mpc1_init_mpcc(&(mpc->mpcc_array[mpcc_id]), mpcc_id);
391 
392 	if (opp_id < MAX_OPP && REG(MUX[opp_id]))
393 		REG_UPDATE(MUX[opp_id], MPC_OUT_MUX, 0xf);
394 }
395 
396 
mpc1_init_mpcc_list_from_hw(struct mpc * mpc,struct mpc_tree * tree)397 void mpc1_init_mpcc_list_from_hw(
398 	struct mpc *mpc,
399 	struct mpc_tree *tree)
400 {
401 	struct dcn10_mpc *mpc10 = TO_DCN10_MPC(mpc);
402 	unsigned int opp_id;
403 	unsigned int top_sel;
404 	unsigned int bot_sel;
405 	unsigned int out_mux;
406 	struct mpcc *mpcc;
407 	int mpcc_id;
408 	int bot_mpcc_id;
409 
410 	REG_GET(MUX[tree->opp_id], MPC_OUT_MUX, &out_mux);
411 
412 	if (out_mux != 0xf) {
413 		for (mpcc_id = 0; mpcc_id < mpc10->num_mpcc; mpcc_id++) {
414 			REG_GET(MPCC_OPP_ID[mpcc_id],  MPCC_OPP_ID,  &opp_id);
415 			REG_GET(MPCC_TOP_SEL[mpcc_id], MPCC_TOP_SEL, &top_sel);
416 			REG_GET(MPCC_BOT_SEL[mpcc_id],  MPCC_BOT_SEL, &bot_sel);
417 
418 			if (bot_sel == mpcc_id)
419 				bot_sel = 0xf;
420 
421 			if ((opp_id == tree->opp_id) && (top_sel != 0xf)) {
422 				mpcc = mpc1_get_mpcc(mpc, mpcc_id);
423 				mpcc->dpp_id = top_sel;
424 				mpc10->mpcc_in_use_mask |= 1 << mpcc_id;
425 
426 				if (out_mux == mpcc_id)
427 					tree->opp_list = mpcc;
428 				if (bot_sel != 0xf && bot_sel < mpc10->num_mpcc) {
429 					bot_mpcc_id = bot_sel;
430 					REG_GET(MPCC_OPP_ID[bot_mpcc_id],  MPCC_OPP_ID,  &opp_id);
431 					REG_GET(MPCC_TOP_SEL[bot_mpcc_id], MPCC_TOP_SEL, &top_sel);
432 					if ((opp_id == tree->opp_id) && (top_sel != 0xf)) {
433 						struct mpcc *mpcc_bottom = mpc1_get_mpcc(mpc, bot_mpcc_id);
434 
435 						mpcc->mpcc_bot = mpcc_bottom;
436 					}
437 				}
438 			}
439 		}
440 	}
441 }
442 
mpc1_read_mpcc_state(struct mpc * mpc,int mpcc_inst,struct mpcc_state * s)443 void mpc1_read_mpcc_state(
444 		struct mpc *mpc,
445 		int mpcc_inst,
446 		struct mpcc_state *s)
447 {
448 	struct dcn10_mpc *mpc10 = TO_DCN10_MPC(mpc);
449 
450 	REG_GET(MPCC_OPP_ID[mpcc_inst], MPCC_OPP_ID, &s->opp_id);
451 	REG_GET(MPCC_TOP_SEL[mpcc_inst], MPCC_TOP_SEL, &s->dpp_id);
452 	REG_GET(MPCC_BOT_SEL[mpcc_inst], MPCC_BOT_SEL, &s->bot_mpcc_id);
453 	REG_GET_4(MPCC_CONTROL[mpcc_inst], MPCC_MODE, &s->mode,
454 			MPCC_ALPHA_BLND_MODE, &s->alpha_mode,
455 			MPCC_ALPHA_MULTIPLIED_MODE, &s->pre_multiplied_alpha,
456 			MPCC_BLND_ACTIVE_OVERLAP_ONLY, &s->overlap_only);
457 	REG_GET_2(MPCC_STATUS[mpcc_inst], MPCC_IDLE, &s->idle,
458 			MPCC_BUSY, &s->busy);
459 }
460 
461 static const struct mpc_funcs dcn10_mpc_funcs = {
462 	.read_mpcc_state = mpc1_read_mpcc_state,
463 	.insert_plane = mpc1_insert_plane,
464 	.remove_mpcc = mpc1_remove_mpcc,
465 	.mpc_init = mpc1_mpc_init,
466 	.mpc_init_single_inst = mpc1_mpc_init_single_inst,
467 	.get_mpcc_for_dpp = mpc1_get_mpcc_for_dpp,
468 	.wait_for_idle = mpc1_assert_idle_mpcc,
469 	.assert_mpcc_idle_before_connect = mpc1_assert_mpcc_idle_before_connect,
470 	.init_mpcc_list_from_hw = mpc1_init_mpcc_list_from_hw,
471 	.update_blending = mpc1_update_blending,
472 	.set_denorm = NULL,
473 	.set_denorm_clamp = NULL,
474 	.set_output_csc = NULL,
475 	.set_output_gamma = NULL,
476 };
477 
dcn10_mpc_construct(struct dcn10_mpc * mpc10,struct dc_context * ctx,const struct dcn_mpc_registers * mpc_regs,const struct dcn_mpc_shift * mpc_shift,const struct dcn_mpc_mask * mpc_mask,int num_mpcc)478 void dcn10_mpc_construct(struct dcn10_mpc *mpc10,
479 	struct dc_context *ctx,
480 	const struct dcn_mpc_registers *mpc_regs,
481 	const struct dcn_mpc_shift *mpc_shift,
482 	const struct dcn_mpc_mask *mpc_mask,
483 	int num_mpcc)
484 {
485 	int i;
486 
487 	mpc10->base.ctx = ctx;
488 
489 	mpc10->base.funcs = &dcn10_mpc_funcs;
490 
491 	mpc10->mpc_regs = mpc_regs;
492 	mpc10->mpc_shift = mpc_shift;
493 	mpc10->mpc_mask = mpc_mask;
494 
495 	mpc10->mpcc_in_use_mask = 0;
496 	mpc10->num_mpcc = num_mpcc;
497 
498 	for (i = 0; i < MAX_MPCC; i++)
499 		mpc1_init_mpcc(&mpc10->base.mpcc_array[i], i);
500 }
501 
502