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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 "reg_helper.h"
27 #include "dcn10_mpc.h"
28 
29 #define REG(reg)\
30 	mpc10->mpc_regs->reg
31 
32 #define CTX \
33 	mpc10->base.ctx
34 
35 #undef FN
36 #define FN(reg_name, field_name) \
37 	mpc10->mpc_shift->field_name, mpc10->mpc_mask->field_name
38 
39 
mpc1_set_bg_color(struct mpc * mpc,struct tg_color * bg_color,int mpcc_id)40 void mpc1_set_bg_color(struct mpc *mpc,
41 		struct tg_color *bg_color,
42 		int mpcc_id)
43 {
44 	struct dcn10_mpc *mpc10 = TO_DCN10_MPC(mpc);
45 	struct mpcc *bottommost_mpcc = mpc1_get_mpcc(mpc, mpcc_id);
46 	uint32_t bg_r_cr, bg_g_y, bg_b_cb;
47 
48 	/* find bottommost mpcc. */
49 	while (bottommost_mpcc->mpcc_bot) {
50 		bottommost_mpcc = bottommost_mpcc->mpcc_bot;
51 	}
52 
53 	/* mpc color is 12 bit.  tg_color is 10 bit */
54 	/* todo: might want to use 16 bit to represent color and have each
55 	 * hw block translate to correct color depth.
56 	 */
57 	bg_r_cr = bg_color->color_r_cr << 2;
58 	bg_g_y = bg_color->color_g_y << 2;
59 	bg_b_cb = bg_color->color_b_cb << 2;
60 
61 	REG_SET(MPCC_BG_R_CR[bottommost_mpcc->mpcc_id], 0,
62 			MPCC_BG_R_CR, bg_r_cr);
63 	REG_SET(MPCC_BG_G_Y[bottommost_mpcc->mpcc_id], 0,
64 			MPCC_BG_G_Y, bg_g_y);
65 	REG_SET(MPCC_BG_B_CB[bottommost_mpcc->mpcc_id], 0,
66 			MPCC_BG_B_CB, bg_b_cb);
67 }
68 
mpc1_update_blending(struct mpc * mpc,struct mpcc_blnd_cfg * blnd_cfg,int mpcc_id)69 static void mpc1_update_blending(
70 	struct mpc *mpc,
71 	struct mpcc_blnd_cfg *blnd_cfg,
72 	int mpcc_id)
73 {
74 	struct dcn10_mpc *mpc10 = TO_DCN10_MPC(mpc);
75 	struct mpcc *mpcc = mpc1_get_mpcc(mpc, mpcc_id);
76 
77 	REG_UPDATE_5(MPCC_CONTROL[mpcc_id],
78 			MPCC_ALPHA_BLND_MODE,		blnd_cfg->alpha_mode,
79 			MPCC_ALPHA_MULTIPLIED_MODE,	blnd_cfg->pre_multiplied_alpha,
80 			MPCC_BLND_ACTIVE_OVERLAP_ONLY,	blnd_cfg->overlap_only,
81 			MPCC_GLOBAL_ALPHA,		blnd_cfg->global_alpha,
82 			MPCC_GLOBAL_GAIN,		blnd_cfg->global_gain);
83 
84 	mpc1_set_bg_color(mpc, &blnd_cfg->black_color, mpcc_id);
85 	mpcc->blnd_cfg = *blnd_cfg;
86 }
87 
mpc1_update_stereo_mix(struct mpc * mpc,struct mpcc_sm_cfg * sm_cfg,int mpcc_id)88 void mpc1_update_stereo_mix(
89 	struct mpc *mpc,
90 	struct mpcc_sm_cfg *sm_cfg,
91 	int mpcc_id)
92 {
93 	struct dcn10_mpc *mpc10 = TO_DCN10_MPC(mpc);
94 
95 	REG_UPDATE_6(MPCC_SM_CONTROL[mpcc_id],
96 			MPCC_SM_EN,			sm_cfg->enable,
97 			MPCC_SM_MODE,			sm_cfg->sm_mode,
98 			MPCC_SM_FRAME_ALT,		sm_cfg->frame_alt,
99 			MPCC_SM_FIELD_ALT,		sm_cfg->field_alt,
100 			MPCC_SM_FORCE_NEXT_FRAME_POL,	sm_cfg->force_next_frame_porlarity,
101 			MPCC_SM_FORCE_NEXT_TOP_POL,	sm_cfg->force_next_field_polarity);
102 }
mpc1_assert_idle_mpcc(struct mpc * mpc,int id)103 void mpc1_assert_idle_mpcc(struct mpc *mpc, int id)
104 {
105 	struct dcn10_mpc *mpc10 = TO_DCN10_MPC(mpc);
106 
107 	ASSERT(!(mpc10->mpcc_in_use_mask & 1 << id));
108 	REG_WAIT(MPCC_STATUS[id],
109 			MPCC_IDLE, 1,
110 			1, 100000);
111 }
112 
mpc1_get_mpcc(struct mpc * mpc,int mpcc_id)113 struct mpcc *mpc1_get_mpcc(struct mpc *mpc, int mpcc_id)
114 {
115 	struct dcn10_mpc *mpc10 = TO_DCN10_MPC(mpc);
116 
117 	ASSERT(mpcc_id < mpc10->num_mpcc);
118 	return &(mpc->mpcc_array[mpcc_id]);
119 }
120 
mpc1_get_mpcc_for_dpp(struct mpc_tree * tree,int dpp_id)121 struct mpcc *mpc1_get_mpcc_for_dpp(struct mpc_tree *tree, int dpp_id)
122 {
123 	struct mpcc *tmp_mpcc = tree->opp_list;
124 
125 	while (tmp_mpcc != NULL) {
126 		if (tmp_mpcc->dpp_id == dpp_id)
127 			return tmp_mpcc;
128 
129 		/* avoid circular linked list */
130 		ASSERT(tmp_mpcc != tmp_mpcc->mpcc_bot);
131 		if (tmp_mpcc == tmp_mpcc->mpcc_bot)
132 			break;
133 
134 		tmp_mpcc = tmp_mpcc->mpcc_bot;
135 	}
136 	return NULL;
137 }
138 
mpc1_is_mpcc_idle(struct mpc * mpc,int mpcc_id)139 bool mpc1_is_mpcc_idle(struct mpc *mpc, int mpcc_id)
140 {
141 	struct dcn10_mpc *mpc10 = TO_DCN10_MPC(mpc);
142 	unsigned int top_sel;
143 	unsigned int opp_id;
144 	unsigned int idle;
145 
146 	REG_GET(MPCC_TOP_SEL[mpcc_id], MPCC_TOP_SEL, &top_sel);
147 	REG_GET(MPCC_OPP_ID[mpcc_id],  MPCC_OPP_ID, &opp_id);
148 	REG_GET(MPCC_STATUS[mpcc_id],  MPCC_IDLE,   &idle);
149 	if (top_sel == 0xf && opp_id == 0xf && idle)
150 		return true;
151 	else
152 		return false;
153 }
154 
mpc1_assert_mpcc_idle_before_connect(struct mpc * mpc,int mpcc_id)155 void mpc1_assert_mpcc_idle_before_connect(struct mpc *mpc, int mpcc_id)
156 {
157 	struct dcn10_mpc *mpc10 = TO_DCN10_MPC(mpc);
158 	unsigned int top_sel, mpc_busy, mpc_idle;
159 
160 	REG_GET(MPCC_TOP_SEL[mpcc_id],
161 			MPCC_TOP_SEL, &top_sel);
162 
163 	if (top_sel == 0xf) {
164 		REG_GET_2(MPCC_STATUS[mpcc_id],
165 				MPCC_BUSY, &mpc_busy,
166 				MPCC_IDLE, &mpc_idle);
167 
168 		ASSERT(mpc_busy == 0);
169 		ASSERT(mpc_idle == 1);
170 	}
171 }
172 
173 /*
174  * Insert DPP into MPC tree based on specified blending position.
175  * Only used for planes that are part of blending chain for OPP output
176  *
177  * Parameters:
178  * [in/out] mpc		- MPC context.
179  * [in/out] tree	- MPC tree structure that plane will be added to.
180  * [in]	blnd_cfg	- MPCC blending configuration for the new blending layer.
181  * [in]	sm_cfg		- MPCC stereo mix configuration for the new blending layer.
182  *			  stereo mix must disable for the very bottom layer of the tree config.
183  * [in]	insert_above_mpcc - Insert new plane above this MPCC.  If NULL, insert as bottom plane.
184  * [in]	dpp_id		- DPP instance for the plane to be added.
185  * [in]	mpcc_id		- The MPCC physical instance to use for blending.
186  *
187  * Return:  struct mpcc* - MPCC that was added.
188  */
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)189 struct mpcc *mpc1_insert_plane(
190 	struct mpc *mpc,
191 	struct mpc_tree *tree,
192 	struct mpcc_blnd_cfg *blnd_cfg,
193 	struct mpcc_sm_cfg *sm_cfg,
194 	struct mpcc *insert_above_mpcc,
195 	int dpp_id,
196 	int mpcc_id)
197 {
198 	struct dcn10_mpc *mpc10 = TO_DCN10_MPC(mpc);
199 	struct mpcc *new_mpcc = NULL;
200 
201 	/* sanity check parameters */
202 	ASSERT(mpcc_id < mpc10->num_mpcc);
203 	ASSERT(!(mpc10->mpcc_in_use_mask & 1 << mpcc_id));
204 
205 	if (insert_above_mpcc) {
206 		/* check insert_above_mpcc exist in tree->opp_list */
207 		struct mpcc *temp_mpcc = tree->opp_list;
208 
209 		while (temp_mpcc && temp_mpcc->mpcc_bot != insert_above_mpcc)
210 			temp_mpcc = temp_mpcc->mpcc_bot;
211 		if (temp_mpcc == NULL)
212 			return NULL;
213 	}
214 
215 	/* Get and update MPCC struct parameters */
216 	new_mpcc = mpc1_get_mpcc(mpc, mpcc_id);
217 	new_mpcc->dpp_id = dpp_id;
218 
219 	/* program mux and MPCC_MODE */
220 	if (insert_above_mpcc) {
221 		new_mpcc->mpcc_bot = insert_above_mpcc;
222 		REG_SET(MPCC_BOT_SEL[mpcc_id], 0, MPCC_BOT_SEL, insert_above_mpcc->mpcc_id);
223 		REG_UPDATE(MPCC_CONTROL[mpcc_id], MPCC_MODE, MPCC_BLEND_MODE_TOP_BOT_BLENDING);
224 	} else {
225 		new_mpcc->mpcc_bot = NULL;
226 		REG_SET(MPCC_BOT_SEL[mpcc_id], 0, MPCC_BOT_SEL, 0xf);
227 		REG_UPDATE(MPCC_CONTROL[mpcc_id], MPCC_MODE, MPCC_BLEND_MODE_TOP_LAYER_ONLY);
228 	}
229 	REG_SET(MPCC_TOP_SEL[mpcc_id], 0, MPCC_TOP_SEL, dpp_id);
230 	REG_SET(MPCC_OPP_ID[mpcc_id], 0, MPCC_OPP_ID, tree->opp_id);
231 
232 	/* Configure VUPDATE lock set for this MPCC to map to the OPP */
233 	REG_SET(MPCC_UPDATE_LOCK_SEL[mpcc_id], 0, MPCC_UPDATE_LOCK_SEL, tree->opp_id);
234 
235 	/* update mpc tree mux setting */
236 	if (tree->opp_list == insert_above_mpcc) {
237 		/* insert the toppest mpcc */
238 		tree->opp_list = new_mpcc;
239 		REG_UPDATE(MUX[tree->opp_id], MPC_OUT_MUX, mpcc_id);
240 	} else {
241 		/* find insert position */
242 		struct mpcc *temp_mpcc = tree->opp_list;
243 
244 		while (temp_mpcc && temp_mpcc->mpcc_bot != insert_above_mpcc)
245 			temp_mpcc = temp_mpcc->mpcc_bot;
246 		if (temp_mpcc && temp_mpcc->mpcc_bot == insert_above_mpcc) {
247 			REG_SET(MPCC_BOT_SEL[temp_mpcc->mpcc_id], 0, MPCC_BOT_SEL, mpcc_id);
248 			temp_mpcc->mpcc_bot = new_mpcc;
249 			if (!insert_above_mpcc)
250 				REG_UPDATE(MPCC_CONTROL[temp_mpcc->mpcc_id],
251 						MPCC_MODE, MPCC_BLEND_MODE_TOP_BOT_BLENDING);
252 		}
253 	}
254 
255 	/* update the blending configuration */
256 	mpc->funcs->update_blending(mpc, blnd_cfg, mpcc_id);
257 
258 	/* update the stereo mix settings, if provided */
259 	if (sm_cfg != NULL) {
260 		new_mpcc->sm_cfg = *sm_cfg;
261 		mpc1_update_stereo_mix(mpc, sm_cfg, mpcc_id);
262 	}
263 
264 	/* mark this mpcc as in use */
265 	mpc10->mpcc_in_use_mask |= 1 << mpcc_id;
266 
267 	return new_mpcc;
268 }
269 
270 /*
271  * Remove a specified MPCC from the MPC tree.
272  *
273  * Parameters:
274  * [in/out] mpc		- MPC context.
275  * [in/out] tree	- MPC tree structure that plane will be removed from.
276  * [in/out] mpcc	- MPCC to be removed from tree.
277  *
278  * Return:  void
279  */
mpc1_remove_mpcc(struct mpc * mpc,struct mpc_tree * tree,struct mpcc * mpcc_to_remove)280 void mpc1_remove_mpcc(
281 	struct mpc *mpc,
282 	struct mpc_tree *tree,
283 	struct mpcc *mpcc_to_remove)
284 {
285 	struct dcn10_mpc *mpc10 = TO_DCN10_MPC(mpc);
286 	bool found = false;
287 	int mpcc_id = mpcc_to_remove->mpcc_id;
288 
289 	if (tree->opp_list == mpcc_to_remove) {
290 		found = true;
291 		/* remove MPCC from top of tree */
292 		if (mpcc_to_remove->mpcc_bot) {
293 			/* set the next MPCC in list to be the top MPCC */
294 			tree->opp_list = mpcc_to_remove->mpcc_bot;
295 			REG_UPDATE(MUX[tree->opp_id], MPC_OUT_MUX, tree->opp_list->mpcc_id);
296 		} else {
297 			/* there are no other MPCC is list */
298 			tree->opp_list = NULL;
299 			REG_UPDATE(MUX[tree->opp_id], MPC_OUT_MUX, 0xf);
300 		}
301 	} else {
302 		/* find mpcc to remove MPCC list */
303 		struct mpcc *temp_mpcc = tree->opp_list;
304 
305 		while (temp_mpcc && temp_mpcc->mpcc_bot != mpcc_to_remove)
306 			temp_mpcc = temp_mpcc->mpcc_bot;
307 
308 		if (temp_mpcc && temp_mpcc->mpcc_bot == mpcc_to_remove) {
309 			found = true;
310 			temp_mpcc->mpcc_bot = mpcc_to_remove->mpcc_bot;
311 			if (mpcc_to_remove->mpcc_bot) {
312 				/* remove MPCC in middle of list */
313 				REG_SET(MPCC_BOT_SEL[temp_mpcc->mpcc_id], 0,
314 						MPCC_BOT_SEL, mpcc_to_remove->mpcc_bot->mpcc_id);
315 			} else {
316 				/* remove MPCC from bottom of list */
317 				REG_SET(MPCC_BOT_SEL[temp_mpcc->mpcc_id], 0,
318 						MPCC_BOT_SEL, 0xf);
319 				REG_UPDATE(MPCC_CONTROL[temp_mpcc->mpcc_id],
320 						MPCC_MODE, MPCC_BLEND_MODE_TOP_LAYER_PASSTHROUGH);
321 			}
322 		}
323 	}
324 
325 	if (found) {
326 		/* turn off MPCC mux registers */
327 		REG_SET(MPCC_TOP_SEL[mpcc_id], 0, MPCC_TOP_SEL, 0xf);
328 		REG_SET(MPCC_BOT_SEL[mpcc_id], 0, MPCC_BOT_SEL, 0xf);
329 		REG_SET(MPCC_OPP_ID[mpcc_id],  0, MPCC_OPP_ID,  0xf);
330 		REG_SET(MPCC_UPDATE_LOCK_SEL[mpcc_id], 0, MPCC_UPDATE_LOCK_SEL, 0xf);
331 
332 		/* mark this mpcc as not in use */
333 		mpc10->mpcc_in_use_mask &= ~(1 << mpcc_id);
334 		mpcc_to_remove->dpp_id = 0xf;
335 		mpcc_to_remove->mpcc_bot = NULL;
336 	} else {
337 		/* In case of resume from S3/S4, remove mpcc from bios left over */
338 		REG_SET(MPCC_TOP_SEL[mpcc_id], 0, MPCC_TOP_SEL, 0xf);
339 		REG_SET(MPCC_BOT_SEL[mpcc_id], 0, MPCC_BOT_SEL, 0xf);
340 		REG_SET(MPCC_OPP_ID[mpcc_id],  0, MPCC_OPP_ID,  0xf);
341 		REG_SET(MPCC_UPDATE_LOCK_SEL[mpcc_id], 0, MPCC_UPDATE_LOCK_SEL, 0xf);
342 	}
343 }
344 
mpc1_init_mpcc(struct mpcc * mpcc,int mpcc_inst)345 static void mpc1_init_mpcc(struct mpcc *mpcc, int mpcc_inst)
346 {
347 	mpcc->mpcc_id = mpcc_inst;
348 	mpcc->dpp_id = 0xf;
349 	mpcc->mpcc_bot = NULL;
350 	mpcc->blnd_cfg.overlap_only = false;
351 	mpcc->blnd_cfg.global_alpha = 0xff;
352 	mpcc->blnd_cfg.global_gain = 0xff;
353 	mpcc->sm_cfg.enable = false;
354 }
355 
356 /*
357  * Reset the MPCC HW status by disconnecting all muxes.
358  *
359  * Parameters:
360  * [in/out] mpc		- MPC context.
361  *
362  * Return:  void
363  */
mpc1_mpc_init(struct mpc * mpc)364 void mpc1_mpc_init(struct mpc *mpc)
365 {
366 	struct dcn10_mpc *mpc10 = TO_DCN10_MPC(mpc);
367 	int mpcc_id;
368 	int opp_id;
369 
370 	mpc10->mpcc_in_use_mask = 0;
371 	for (mpcc_id = 0; mpcc_id < mpc10->num_mpcc; mpcc_id++) {
372 		REG_SET(MPCC_TOP_SEL[mpcc_id], 0, MPCC_TOP_SEL, 0xf);
373 		REG_SET(MPCC_BOT_SEL[mpcc_id], 0, MPCC_BOT_SEL, 0xf);
374 		REG_SET(MPCC_OPP_ID[mpcc_id],  0, MPCC_OPP_ID,  0xf);
375 		REG_SET(MPCC_UPDATE_LOCK_SEL[mpcc_id], 0, MPCC_UPDATE_LOCK_SEL, 0xf);
376 
377 		mpc1_init_mpcc(&(mpc->mpcc_array[mpcc_id]), mpcc_id);
378 	}
379 
380 	for (opp_id = 0; opp_id < MAX_OPP; opp_id++) {
381 		if (REG(MUX[opp_id]))
382 			REG_UPDATE(MUX[opp_id], MPC_OUT_MUX, 0xf);
383 	}
384 }
385 
mpc1_mpc_init_single_inst(struct mpc * mpc,unsigned int mpcc_id)386 void mpc1_mpc_init_single_inst(struct mpc *mpc, unsigned int mpcc_id)
387 {
388 	struct dcn10_mpc *mpc10 = TO_DCN10_MPC(mpc);
389 	int opp_id;
390 
391 	REG_GET(MPCC_OPP_ID[mpcc_id], MPCC_OPP_ID, &opp_id);
392 
393 	REG_SET(MPCC_TOP_SEL[mpcc_id], 0, MPCC_TOP_SEL, 0xf);
394 	REG_SET(MPCC_BOT_SEL[mpcc_id], 0, MPCC_BOT_SEL, 0xf);
395 	REG_SET(MPCC_OPP_ID[mpcc_id],  0, MPCC_OPP_ID,  0xf);
396 	REG_SET(MPCC_UPDATE_LOCK_SEL[mpcc_id], 0, MPCC_UPDATE_LOCK_SEL, 0xf);
397 
398 	mpc1_init_mpcc(&(mpc->mpcc_array[mpcc_id]), mpcc_id);
399 
400 	if (opp_id < MAX_OPP && REG(MUX[opp_id]))
401 		REG_UPDATE(MUX[opp_id], MPC_OUT_MUX, 0xf);
402 }
403 
404 
mpc1_init_mpcc_list_from_hw(struct mpc * mpc,struct mpc_tree * tree)405 void mpc1_init_mpcc_list_from_hw(
406 	struct mpc *mpc,
407 	struct mpc_tree *tree)
408 {
409 	struct dcn10_mpc *mpc10 = TO_DCN10_MPC(mpc);
410 	unsigned int opp_id;
411 	unsigned int top_sel;
412 	unsigned int bot_sel;
413 	unsigned int out_mux;
414 	struct mpcc *mpcc;
415 	int mpcc_id;
416 	int bot_mpcc_id;
417 
418 	REG_GET(MUX[tree->opp_id], MPC_OUT_MUX, &out_mux);
419 
420 	if (out_mux != 0xf) {
421 		for (mpcc_id = 0; mpcc_id < mpc10->num_mpcc; mpcc_id++) {
422 			REG_GET(MPCC_OPP_ID[mpcc_id],  MPCC_OPP_ID,  &opp_id);
423 			REG_GET(MPCC_TOP_SEL[mpcc_id], MPCC_TOP_SEL, &top_sel);
424 			REG_GET(MPCC_BOT_SEL[mpcc_id],  MPCC_BOT_SEL, &bot_sel);
425 
426 			if (bot_sel == mpcc_id)
427 				bot_sel = 0xf;
428 
429 			if ((opp_id == tree->opp_id) && (top_sel != 0xf)) {
430 				mpcc = mpc1_get_mpcc(mpc, mpcc_id);
431 				mpcc->dpp_id = top_sel;
432 				mpc10->mpcc_in_use_mask |= 1 << mpcc_id;
433 
434 				if (out_mux == mpcc_id)
435 					tree->opp_list = mpcc;
436 				if (bot_sel != 0xf && bot_sel < mpc10->num_mpcc) {
437 					bot_mpcc_id = bot_sel;
438 					REG_GET(MPCC_OPP_ID[bot_mpcc_id],  MPCC_OPP_ID,  &opp_id);
439 					REG_GET(MPCC_TOP_SEL[bot_mpcc_id], MPCC_TOP_SEL, &top_sel);
440 					if ((opp_id == tree->opp_id) && (top_sel != 0xf)) {
441 						struct mpcc *mpcc_bottom = mpc1_get_mpcc(mpc, bot_mpcc_id);
442 
443 						mpcc->mpcc_bot = mpcc_bottom;
444 					}
445 				}
446 			}
447 		}
448 	}
449 }
450 
mpc1_read_mpcc_state(struct mpc * mpc,int mpcc_inst,struct mpcc_state * s)451 void mpc1_read_mpcc_state(
452 		struct mpc *mpc,
453 		int mpcc_inst,
454 		struct mpcc_state *s)
455 {
456 	struct dcn10_mpc *mpc10 = TO_DCN10_MPC(mpc);
457 
458 	REG_GET(MPCC_OPP_ID[mpcc_inst], MPCC_OPP_ID, &s->opp_id);
459 	REG_GET(MPCC_TOP_SEL[mpcc_inst], MPCC_TOP_SEL, &s->dpp_id);
460 	REG_GET(MPCC_BOT_SEL[mpcc_inst], MPCC_BOT_SEL, &s->bot_mpcc_id);
461 	REG_GET_4(MPCC_CONTROL[mpcc_inst], MPCC_MODE, &s->mode,
462 			MPCC_ALPHA_BLND_MODE, &s->alpha_mode,
463 			MPCC_ALPHA_MULTIPLIED_MODE, &s->pre_multiplied_alpha,
464 			MPCC_BLND_ACTIVE_OVERLAP_ONLY, &s->overlap_only);
465 	REG_GET_2(MPCC_STATUS[mpcc_inst], MPCC_IDLE, &s->idle,
466 			MPCC_BUSY, &s->busy);
467 }
468 
mpc1_cursor_lock(struct mpc * mpc,int opp_id,bool lock)469 void mpc1_cursor_lock(struct mpc *mpc, int opp_id, bool lock)
470 {
471 	struct dcn10_mpc *mpc10 = TO_DCN10_MPC(mpc);
472 
473 	REG_SET(CUR[opp_id], 0, CUR_VUPDATE_LOCK_SET, lock ? 1 : 0);
474 }
475 
476 static const struct mpc_funcs dcn10_mpc_funcs = {
477 	.read_mpcc_state = mpc1_read_mpcc_state,
478 	.insert_plane = mpc1_insert_plane,
479 	.remove_mpcc = mpc1_remove_mpcc,
480 	.mpc_init = mpc1_mpc_init,
481 	.mpc_init_single_inst = mpc1_mpc_init_single_inst,
482 	.get_mpcc_for_dpp = mpc1_get_mpcc_for_dpp,
483 	.wait_for_idle = mpc1_assert_idle_mpcc,
484 	.assert_mpcc_idle_before_connect = mpc1_assert_mpcc_idle_before_connect,
485 	.init_mpcc_list_from_hw = mpc1_init_mpcc_list_from_hw,
486 	.update_blending = mpc1_update_blending,
487 	.cursor_lock = mpc1_cursor_lock,
488 	.set_denorm = NULL,
489 	.set_denorm_clamp = NULL,
490 	.set_output_csc = NULL,
491 	.set_output_gamma = NULL,
492 };
493 
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)494 void dcn10_mpc_construct(struct dcn10_mpc *mpc10,
495 	struct dc_context *ctx,
496 	const struct dcn_mpc_registers *mpc_regs,
497 	const struct dcn_mpc_shift *mpc_shift,
498 	const struct dcn_mpc_mask *mpc_mask,
499 	int num_mpcc)
500 {
501 	int i;
502 
503 	mpc10->base.ctx = ctx;
504 
505 	mpc10->base.funcs = &dcn10_mpc_funcs;
506 
507 	mpc10->mpc_regs = mpc_regs;
508 	mpc10->mpc_shift = mpc_shift;
509 	mpc10->mpc_mask = mpc_mask;
510 
511 	mpc10->mpcc_in_use_mask = 0;
512 	mpc10->num_mpcc = num_mpcc;
513 
514 	for (i = 0; i < MAX_MPCC; i++)
515 		mpc1_init_mpcc(&mpc10->base.mpcc_array[i], i);
516 }
517 
518