xref: /linux/drivers/gpu/drm/amd/display/dc/hwss/dcn30/dcn30_hwseq.c (revision 994aeacbb3c039b4f3e02e76e6d39407920e76c6)
1 /*
2  * Copyright 2020 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 
27 #include "dm_services.h"
28 #include "dm_helpers.h"
29 #include "core_types.h"
30 #include "resource.h"
31 #include "dcn30_hwseq.h"
32 #include "dccg.h"
33 #include "dce/dce_hwseq.h"
34 #include "dcn30/dcn30_mpc.h"
35 #include "dcn30/dcn30_dpp.h"
36 #include "dcn10/dcn10_cm_common.h"
37 #include "dcn30/dcn30_cm_common.h"
38 #include "reg_helper.h"
39 #include "abm.h"
40 #include "clk_mgr.h"
41 #include "hubp.h"
42 #include "dchubbub.h"
43 #include "timing_generator.h"
44 #include "opp.h"
45 #include "ipp.h"
46 #include "mpc.h"
47 #include "mcif_wb.h"
48 #include "dc_dmub_srv.h"
49 #include "link_hwss.h"
50 #include "dpcd_defs.h"
51 #include "dcn20/dcn20_hwseq.h"
52 #include "dcn30/dcn30_resource.h"
53 #include "link.h"
54 #include "dc_state_priv.h"
55 
56 
57 
58 #define DC_LOGGER_INIT(logger)
59 
60 #define CTX \
61 	hws->ctx
62 #define REG(reg)\
63 	hws->regs->reg
64 #define DC_LOGGER \
65 		dc->ctx->logger
66 
67 
68 #undef FN
69 #define FN(reg_name, field_name) \
70 	hws->shifts->field_name, hws->masks->field_name
71 
dcn30_log_color_state(struct dc * dc,struct dc_log_buffer_ctx * log_ctx)72 void dcn30_log_color_state(struct dc *dc,
73 			   struct dc_log_buffer_ctx *log_ctx)
74 {
75 	struct dc_context *dc_ctx = dc->ctx;
76 	struct resource_pool *pool = dc->res_pool;
77 	int i;
78 
79 	DTN_INFO("DPP:  DGAM ROM  DGAM ROM type  DGAM LUT  SHAPER mode"
80 		 "  3DLUT mode  3DLUT bit depth  3DLUT size  RGAM mode"
81 		 "  GAMUT adjust  "
82 		 "C11        C12        C13        C14        "
83 		 "C21        C22        C23        C24        "
84 		 "C31        C32        C33        C34        \n");
85 
86 	for (i = 0; i < pool->pipe_count; i++) {
87 		struct dpp *dpp = pool->dpps[i];
88 		struct dcn_dpp_state s = {0};
89 
90 		dpp->funcs->dpp_read_state(dpp, &s);
91 		dpp->funcs->dpp_get_gamut_remap(dpp, &s.gamut_remap);
92 
93 		if (!s.is_enabled)
94 			continue;
95 
96 		DTN_INFO("[%2d]:  %7x  %13s  %8s  %11s  %10s  %15s  %10s  %9s"
97 			 "  %12s  "
98 			 "%010lld %010lld %010lld %010lld "
99 			 "%010lld %010lld %010lld %010lld "
100 			 "%010lld %010lld %010lld %010lld",
101 			dpp->inst,
102 			s.pre_dgam_mode,
103 			(s.pre_dgam_select == 0) ? "sRGB" :
104 			 ((s.pre_dgam_select == 1) ? "Gamma 2.2" :
105 			 ((s.pre_dgam_select == 2) ? "Gamma 2.4" :
106 			 ((s.pre_dgam_select == 3) ? "Gamma 2.6" :
107 			 ((s.pre_dgam_select == 4) ? "BT.709" :
108 			 ((s.pre_dgam_select == 5) ? "PQ" :
109 			 ((s.pre_dgam_select == 6) ? "HLG" :
110 						     "Unknown")))))),
111 			(s.gamcor_mode == 0) ? "Bypass" :
112 			 ((s.gamcor_mode == 1) ? "RAM A" :
113 						 "RAM B"),
114 			(s.shaper_lut_mode == 1) ? "RAM A" :
115 			 ((s.shaper_lut_mode == 2) ? "RAM B" :
116 						     "Bypass"),
117 			(s.lut3d_mode == 1) ? "RAM A" :
118 			 ((s.lut3d_mode == 2) ? "RAM B" :
119 						"Bypass"),
120 			(s.lut3d_bit_depth <= 0) ? "12-bit" : "10-bit",
121 			(s.lut3d_size == 0) ? "17x17x17" : "9x9x9",
122 			(s.rgam_lut_mode == 0) ? "Bypass" :
123 			 ((s.rgam_lut_mode == 1) ? "RAM A" :
124 						   "RAM B"),
125 			(s.gamut_remap.gamut_adjust_type == 0) ? "Bypass" :
126 				((s.gamut_remap.gamut_adjust_type == 1) ? "HW" :
127 									  "SW"),
128 			s.gamut_remap.temperature_matrix[0].value,
129 			s.gamut_remap.temperature_matrix[1].value,
130 			s.gamut_remap.temperature_matrix[2].value,
131 			s.gamut_remap.temperature_matrix[3].value,
132 			s.gamut_remap.temperature_matrix[4].value,
133 			s.gamut_remap.temperature_matrix[5].value,
134 			s.gamut_remap.temperature_matrix[6].value,
135 			s.gamut_remap.temperature_matrix[7].value,
136 			s.gamut_remap.temperature_matrix[8].value,
137 			s.gamut_remap.temperature_matrix[9].value,
138 			s.gamut_remap.temperature_matrix[10].value,
139 			s.gamut_remap.temperature_matrix[11].value);
140 		DTN_INFO("\n");
141 	}
142 	DTN_INFO("\n");
143 	DTN_INFO("DPP Color Caps: input_lut_shared:%d  icsc:%d"
144 		 "  dgam_ram:%d  dgam_rom: srgb:%d,bt2020:%d,gamma2_2:%d,pq:%d,hlg:%d"
145 		 "  post_csc:%d  gamcor:%d  dgam_rom_for_yuv:%d  3d_lut:%d"
146 		 "  blnd_lut:%d  oscs:%d\n\n",
147 		 dc->caps.color.dpp.input_lut_shared,
148 		 dc->caps.color.dpp.icsc,
149 		 dc->caps.color.dpp.dgam_ram,
150 		 dc->caps.color.dpp.dgam_rom_caps.srgb,
151 		 dc->caps.color.dpp.dgam_rom_caps.bt2020,
152 		 dc->caps.color.dpp.dgam_rom_caps.gamma2_2,
153 		 dc->caps.color.dpp.dgam_rom_caps.pq,
154 		 dc->caps.color.dpp.dgam_rom_caps.hlg,
155 		 dc->caps.color.dpp.post_csc,
156 		 dc->caps.color.dpp.gamma_corr,
157 		 dc->caps.color.dpp.dgam_rom_for_yuv,
158 		 dc->caps.color.dpp.hw_3d_lut,
159 		 dc->caps.color.dpp.ogam_ram,
160 		 dc->caps.color.dpp.ocsc);
161 
162 	DTN_INFO("MPCC:  OPP  DPP  MPCCBOT  MODE  ALPHA_MODE  PREMULT  OVERLAP_ONLY  IDLE"
163 		 "  SHAPER mode  3DLUT mode  3DLUT bit-depth  3DLUT size  OGAM mode  OGAM LUT"
164 		 "  GAMUT adjust  "
165 		 "C11        C12        C13        C14        "
166 		 "C21        C22        C23        C24        "
167 		 "C31        C32        C33        C34        \n");
168 
169 	for (i = 0; i < pool->mpcc_count; i++) {
170 		struct mpcc_state s = {0};
171 
172 		pool->mpc->funcs->read_mpcc_state(pool->mpc, i, &s);
173 		mpc3_get_gamut_remap(pool->mpc, i,  &s.gamut_remap);
174 
175 		if (s.opp_id != 0xf)
176 			DTN_INFO("[%2d]:  %2xh  %2xh  %6xh  %4d  %10d  %7d  %12d  %4d  %11s %11s %16s %11s %10s %9s"
177 				 "  %-12s  "
178 				 "%010lld %010lld %010lld %010lld "
179 				 "%010lld %010lld %010lld %010lld "
180 				 "%010lld %010lld %010lld %010lld\n",
181 				i, s.opp_id, s.dpp_id, s.bot_mpcc_id,
182 				s.mode, s.alpha_mode, s.pre_multiplied_alpha, s.overlap_only,
183 				s.idle,
184 				(s.shaper_lut_mode == 1) ? "RAM A" :
185 				 ((s.shaper_lut_mode == 2) ? "RAM B" :
186 							     "Bypass"),
187 				(s.lut3d_mode == 1) ? "RAM A" :
188 				 ((s.lut3d_mode == 2) ? "RAM B" :
189 							"Bypass"),
190 				(s.lut3d_bit_depth <= 0) ? "12-bit" : "10-bit",
191 				(s.lut3d_size == 0) ? "17x17x17" : "9x9x9",
192 				(s.rgam_mode == 0) ? "Bypass" :
193 				 ((s.rgam_mode == 2) ? "RAM" :
194 						       "Unknown"),
195 				(s.rgam_mode == 1) ? "B" : "A",
196 				(s.gamut_remap.gamut_adjust_type == 0) ? "Bypass" :
197 					((s.gamut_remap.gamut_adjust_type == 1) ? "HW" :
198 										  "SW"),
199 				s.gamut_remap.temperature_matrix[0].value,
200 				s.gamut_remap.temperature_matrix[1].value,
201 				s.gamut_remap.temperature_matrix[2].value,
202 				s.gamut_remap.temperature_matrix[3].value,
203 				s.gamut_remap.temperature_matrix[4].value,
204 				s.gamut_remap.temperature_matrix[5].value,
205 				s.gamut_remap.temperature_matrix[6].value,
206 				s.gamut_remap.temperature_matrix[7].value,
207 				s.gamut_remap.temperature_matrix[8].value,
208 				s.gamut_remap.temperature_matrix[9].value,
209 				s.gamut_remap.temperature_matrix[10].value,
210 				s.gamut_remap.temperature_matrix[11].value);
211 
212 	}
213 	DTN_INFO("\n");
214 	DTN_INFO("MPC Color Caps: gamut_remap:%d, 3dlut:%d, ogam_ram:%d, ocsc:%d\n\n",
215 		 dc->caps.color.mpc.gamut_remap,
216 		 dc->caps.color.mpc.num_3dluts,
217 		 dc->caps.color.mpc.ogam_ram,
218 		 dc->caps.color.mpc.ocsc);
219 }
220 
dcn30_set_blend_lut(struct pipe_ctx * pipe_ctx,const struct dc_plane_state * plane_state)221 bool dcn30_set_blend_lut(
222 	struct pipe_ctx *pipe_ctx, const struct dc_plane_state *plane_state)
223 {
224 	struct dpp *dpp_base = pipe_ctx->plane_res.dpp;
225 	bool result = true;
226 	const struct pwl_params *blend_lut = NULL;
227 
228 	if (plane_state->blend_tf.type == TF_TYPE_HWPWL)
229 		blend_lut = &plane_state->blend_tf.pwl;
230 	else if (plane_state->blend_tf.type == TF_TYPE_DISTRIBUTED_POINTS) {
231 		result = cm3_helper_translate_curve_to_hw_format(
232 				&plane_state->blend_tf, &dpp_base->regamma_params, false);
233 		if (!result)
234 			return result;
235 
236 		blend_lut = &dpp_base->regamma_params;
237 	}
238 	result = dpp_base->funcs->dpp_program_blnd_lut(dpp_base, blend_lut);
239 
240 	return result;
241 }
242 
dcn30_set_mpc_shaper_3dlut(struct pipe_ctx * pipe_ctx,const struct dc_stream_state * stream)243 static bool dcn30_set_mpc_shaper_3dlut(struct pipe_ctx *pipe_ctx,
244 				       const struct dc_stream_state *stream)
245 {
246 	struct dpp *dpp_base = pipe_ctx->plane_res.dpp;
247 	int mpcc_id = pipe_ctx->plane_res.hubp->inst;
248 	struct mpc *mpc = pipe_ctx->stream_res.opp->ctx->dc->res_pool->mpc;
249 	bool result = false;
250 	int acquired_rmu = 0;
251 	int mpcc_id_projected = 0;
252 
253 	const struct pwl_params *shaper_lut = NULL;
254 	//get the shaper lut params
255 	if (stream->func_shaper) {
256 		if (stream->func_shaper->type == TF_TYPE_HWPWL) {
257 			shaper_lut = &stream->func_shaper->pwl;
258 		} else if (stream->func_shaper->type == TF_TYPE_DISTRIBUTED_POINTS) {
259 			cm_helper_translate_curve_to_hw_format(stream->ctx, stream->func_shaper,
260 							       &dpp_base->shaper_params, true);
261 			shaper_lut = &dpp_base->shaper_params;
262 		}
263 	}
264 
265 	if (stream->lut3d_func &&
266 	    stream->lut3d_func->state.bits.initialized == 1 &&
267 	    stream->lut3d_func->state.bits.rmu_idx_valid == 1) {
268 		if (stream->lut3d_func->state.bits.rmu_mux_num == 0)
269 			mpcc_id_projected = stream->lut3d_func->state.bits.mpc_rmu0_mux;
270 		else if (stream->lut3d_func->state.bits.rmu_mux_num == 1)
271 			mpcc_id_projected = stream->lut3d_func->state.bits.mpc_rmu1_mux;
272 		else if (stream->lut3d_func->state.bits.rmu_mux_num == 2)
273 			mpcc_id_projected = stream->lut3d_func->state.bits.mpc_rmu2_mux;
274 		if (mpcc_id_projected != mpcc_id)
275 			BREAK_TO_DEBUGGER();
276 		/* find the reason why logical layer assigned a different
277 		 * mpcc_id into acquire_post_bldn_3dlut
278 		 */
279 		acquired_rmu = mpc->funcs->acquire_rmu(mpc, mpcc_id,
280 						       stream->lut3d_func->state.bits.rmu_mux_num);
281 		if (acquired_rmu != stream->lut3d_func->state.bits.rmu_mux_num)
282 			BREAK_TO_DEBUGGER();
283 
284 		result = mpc->funcs->program_3dlut(mpc, &stream->lut3d_func->lut_3d,
285 						   stream->lut3d_func->state.bits.rmu_mux_num);
286 		result = mpc->funcs->program_shaper(mpc, shaper_lut,
287 						    stream->lut3d_func->state.bits.rmu_mux_num);
288 	} else {
289 		// loop through the available mux and release the requested mpcc_id
290 		mpc->funcs->release_rmu(mpc, mpcc_id);
291 	}
292 
293 	return result;
294 }
295 
dcn30_set_input_transfer_func(struct dc * dc,struct pipe_ctx * pipe_ctx,const struct dc_plane_state * plane_state)296 bool dcn30_set_input_transfer_func(struct dc *dc,
297 				struct pipe_ctx *pipe_ctx,
298 				const struct dc_plane_state *plane_state)
299 {
300 	struct dce_hwseq *hws = dc->hwseq;
301 	struct dpp *dpp_base = pipe_ctx->plane_res.dpp;
302 	enum dc_transfer_func_predefined tf;
303 	bool result = true;
304 	const struct pwl_params *params = NULL;
305 
306 	if (dpp_base == NULL || plane_state == NULL)
307 		return false;
308 
309 	tf = TRANSFER_FUNCTION_UNITY;
310 
311 	if (plane_state->in_transfer_func.type == TF_TYPE_PREDEFINED)
312 		tf = plane_state->in_transfer_func.tf;
313 
314 	dpp_base->funcs->dpp_set_pre_degam(dpp_base, tf);
315 
316 	if (plane_state->in_transfer_func.type == TF_TYPE_HWPWL)
317 		params = &plane_state->in_transfer_func.pwl;
318 	else if (plane_state->in_transfer_func.type == TF_TYPE_DISTRIBUTED_POINTS &&
319 		cm3_helper_translate_curve_to_hw_format(&plane_state->in_transfer_func,
320 				&dpp_base->degamma_params, false))
321 		params = &dpp_base->degamma_params;
322 
323 	result = dpp_base->funcs->dpp_program_gamcor_lut(dpp_base, params);
324 
325 	if (pipe_ctx->stream_res.opp && pipe_ctx->stream_res.opp->ctx) {
326 		if (dpp_base->funcs->dpp_program_blnd_lut)
327 			hws->funcs.set_blend_lut(pipe_ctx, plane_state);
328 		if (dpp_base->funcs->dpp_program_shaper_lut &&
329 				dpp_base->funcs->dpp_program_3dlut)
330 			hws->funcs.set_shaper_3dlut(pipe_ctx, plane_state);
331 	}
332 
333 	return result;
334 }
335 
dcn30_program_gamut_remap(struct pipe_ctx * pipe_ctx)336 void dcn30_program_gamut_remap(struct pipe_ctx *pipe_ctx)
337 {
338 	int i = 0;
339 	struct dpp_grph_csc_adjustment dpp_adjust;
340 	struct mpc_grph_gamut_adjustment mpc_adjust;
341 	int mpcc_id = pipe_ctx->plane_res.hubp->inst;
342 	struct mpc *mpc = pipe_ctx->stream_res.opp->ctx->dc->res_pool->mpc;
343 
344 	memset(&dpp_adjust, 0, sizeof(dpp_adjust));
345 	dpp_adjust.gamut_adjust_type = GRAPHICS_GAMUT_ADJUST_TYPE_BYPASS;
346 
347 	if (pipe_ctx->plane_state &&
348 	    pipe_ctx->plane_state->gamut_remap_matrix.enable_remap == true) {
349 		dpp_adjust.gamut_adjust_type = GRAPHICS_GAMUT_ADJUST_TYPE_SW;
350 		for (i = 0; i < CSC_TEMPERATURE_MATRIX_SIZE; i++)
351 			dpp_adjust.temperature_matrix[i] =
352 				pipe_ctx->plane_state->gamut_remap_matrix.matrix[i];
353 	}
354 
355 	pipe_ctx->plane_res.dpp->funcs->dpp_set_gamut_remap(pipe_ctx->plane_res.dpp,
356 							    &dpp_adjust);
357 
358 	memset(&mpc_adjust, 0, sizeof(mpc_adjust));
359 	mpc_adjust.gamut_adjust_type = GRAPHICS_GAMUT_ADJUST_TYPE_BYPASS;
360 
361 	if (pipe_ctx->top_pipe == NULL) {
362 		if (pipe_ctx->stream->gamut_remap_matrix.enable_remap == true) {
363 			mpc_adjust.gamut_adjust_type = GRAPHICS_GAMUT_ADJUST_TYPE_SW;
364 			for (i = 0; i < CSC_TEMPERATURE_MATRIX_SIZE; i++)
365 				mpc_adjust.temperature_matrix[i] =
366 					pipe_ctx->stream->gamut_remap_matrix.matrix[i];
367 		}
368 	}
369 
370 	mpc->funcs->set_gamut_remap(mpc, mpcc_id, &mpc_adjust);
371 }
372 
dcn30_set_output_transfer_func(struct dc * dc,struct pipe_ctx * pipe_ctx,const struct dc_stream_state * stream)373 bool dcn30_set_output_transfer_func(struct dc *dc,
374 				struct pipe_ctx *pipe_ctx,
375 				const struct dc_stream_state *stream)
376 {
377 	int mpcc_id = pipe_ctx->plane_res.hubp->inst;
378 	struct mpc *mpc = pipe_ctx->stream_res.opp->ctx->dc->res_pool->mpc;
379 	const struct pwl_params *params = NULL;
380 	bool ret = false;
381 
382 	/* program OGAM or 3DLUT only for the top pipe*/
383 	if (pipe_ctx->top_pipe == NULL) {
384 		/*program rmu shaper and 3dlut in MPC*/
385 		ret = dcn30_set_mpc_shaper_3dlut(pipe_ctx, stream);
386 		if (ret == false && mpc->funcs->set_output_gamma) {
387 			if (stream->out_transfer_func.type == TF_TYPE_HWPWL)
388 				params = &stream->out_transfer_func.pwl;
389 			else if (pipe_ctx->stream->out_transfer_func.type ==
390 					TF_TYPE_DISTRIBUTED_POINTS &&
391 					cm3_helper_translate_curve_to_hw_format(
392 					&stream->out_transfer_func,
393 					&mpc->blender_params, false))
394 				params = &mpc->blender_params;
395 			 /* there are no ROM LUTs in OUTGAM */
396 			if (stream->out_transfer_func.type == TF_TYPE_PREDEFINED)
397 				BREAK_TO_DEBUGGER();
398 		}
399 	}
400 
401 	if (mpc->funcs->set_output_gamma)
402 		mpc->funcs->set_output_gamma(mpc, mpcc_id, params);
403 	else
404 		DC_LOG_ERROR("%s: set_output_gamma function pointer is NULL.\n", __func__);
405 
406 	return ret;
407 }
408 
dcn30_set_writeback(struct dc * dc,struct dc_writeback_info * wb_info,struct dc_state * context)409 static void dcn30_set_writeback(
410 		struct dc *dc,
411 		struct dc_writeback_info *wb_info,
412 		struct dc_state *context)
413 {
414 	struct mcif_wb *mcif_wb;
415 	struct mcif_buf_params *mcif_buf_params;
416 
417 	ASSERT(wb_info->dwb_pipe_inst < MAX_DWB_PIPES);
418 	ASSERT(wb_info->wb_enabled);
419 	ASSERT(wb_info->mpcc_inst >= 0);
420 	ASSERT(wb_info->mpcc_inst < dc->res_pool->mpcc_count);
421 	mcif_wb = dc->res_pool->mcif_wb[wb_info->dwb_pipe_inst];
422 	mcif_buf_params = &wb_info->mcif_buf_params;
423 
424 	/* set DWB MPC mux */
425 	dc->res_pool->mpc->funcs->set_dwb_mux(dc->res_pool->mpc,
426 			wb_info->dwb_pipe_inst, wb_info->mpcc_inst);
427 	/* set MCIF_WB buffer and arbitration configuration */
428 	mcif_wb->funcs->config_mcif_buf(mcif_wb, mcif_buf_params, wb_info->dwb_params.dest_height);
429 	mcif_wb->funcs->config_mcif_arb(mcif_wb, &context->bw_ctx.bw.dcn.bw_writeback.mcif_wb_arb[wb_info->dwb_pipe_inst]);
430 }
431 
dcn30_update_writeback(struct dc * dc,struct dc_writeback_info * wb_info,struct dc_state * context)432 void dcn30_update_writeback(
433 		struct dc *dc,
434 		struct dc_writeback_info *wb_info,
435 		struct dc_state *context)
436 {
437 	struct dwbc *dwb;
438 	dwb = dc->res_pool->dwbc[wb_info->dwb_pipe_inst];
439 	DC_LOG_DWB("%s dwb_pipe_inst = %d, mpcc_inst = %d",\
440 		__func__, wb_info->dwb_pipe_inst,\
441 		wb_info->mpcc_inst);
442 
443 	dcn30_set_writeback(dc, wb_info, context);
444 
445 	/* update DWB */
446 	dwb->funcs->update(dwb, &wb_info->dwb_params);
447 }
448 
dcn30_mmhubbub_warmup(struct dc * dc,unsigned int num_dwb,struct dc_writeback_info * wb_info)449 bool dcn30_mmhubbub_warmup(
450 	struct dc *dc,
451 	unsigned int num_dwb,
452 	struct dc_writeback_info *wb_info)
453 {
454 	struct dwbc *dwb;
455 	struct mcif_wb *mcif_wb;
456 	struct mcif_warmup_params warmup_params = {0};
457 	unsigned int  i, i_buf;
458 	/* make sure there is no active DWB enabled */
459 	for (i = 0; i < num_dwb; i++) {
460 		dwb = dc->res_pool->dwbc[wb_info[i].dwb_pipe_inst];
461 		if (dwb->dwb_is_efc_transition || dwb->dwb_is_drc) {
462 			/*can not do warmup while any dwb enabled*/
463 			return false;
464 		}
465 	}
466 
467 	if (wb_info->mcif_warmup_params.p_vmid == 0)
468 		return false;
469 
470 	/*check whether this is new interface: warmup big buffer once*/
471 	if (wb_info->mcif_warmup_params.start_address.quad_part != 0 &&
472 		wb_info->mcif_warmup_params.region_size != 0) {
473 		/*mmhubbub is shared, so it does not matter which MCIF*/
474 		mcif_wb = dc->res_pool->mcif_wb[0];
475 		/*warmup a big chunk of VM buffer at once*/
476 		warmup_params.start_address.quad_part = wb_info->mcif_warmup_params.start_address.quad_part;
477 		warmup_params.address_increment =  wb_info->mcif_warmup_params.region_size;
478 		warmup_params.region_size = wb_info->mcif_warmup_params.region_size;
479 		warmup_params.p_vmid = wb_info->mcif_warmup_params.p_vmid;
480 
481 		if (warmup_params.address_increment == 0)
482 			warmup_params.address_increment = dc->dml.soc.vmm_page_size_bytes;
483 
484 		mcif_wb->funcs->warmup_mcif(mcif_wb, &warmup_params);
485 		return true;
486 	}
487 	/*following is the original: warmup each DWB's mcif buffer*/
488 	for (i = 0; i < num_dwb; i++) {
489 		dwb = dc->res_pool->dwbc[wb_info[i].dwb_pipe_inst];
490 		mcif_wb = dc->res_pool->mcif_wb[wb_info[i].dwb_pipe_inst];
491 		/*warmup is for VM mode only*/
492 		if (wb_info[i].mcif_buf_params.p_vmid == 0)
493 			return false;
494 
495 		/* Warmup MCIF_WB */
496 		for (i_buf = 0; i_buf < MCIF_BUF_COUNT; i_buf++) {
497 			warmup_params.start_address.quad_part = wb_info[i].mcif_buf_params.luma_address[i_buf];
498 			warmup_params.address_increment = dc->dml.soc.vmm_page_size_bytes;
499 			warmup_params.region_size = wb_info[i].mcif_buf_params.luma_pitch * wb_info[i].dwb_params.dest_height;
500 			warmup_params.p_vmid = wb_info[i].mcif_buf_params.p_vmid;
501 			mcif_wb->funcs->warmup_mcif(mcif_wb, &warmup_params);
502 		}
503 	}
504 	return true;
505 }
506 
dcn30_enable_writeback(struct dc * dc,struct dc_writeback_info * wb_info,struct dc_state * context)507 void dcn30_enable_writeback(
508 		struct dc *dc,
509 		struct dc_writeback_info *wb_info,
510 		struct dc_state *context)
511 {
512 	struct dwbc *dwb;
513 	struct mcif_wb *mcif_wb;
514 
515 	dwb = dc->res_pool->dwbc[wb_info->dwb_pipe_inst];
516 	mcif_wb = dc->res_pool->mcif_wb[wb_info->dwb_pipe_inst];
517 
518 	DC_LOG_DWB("%s dwb_pipe_inst = %d, mpcc_inst = %d",\
519 		__func__, wb_info->dwb_pipe_inst,\
520 		wb_info->mpcc_inst);
521 
522 	/* Warmup interface */
523 	dcn30_mmhubbub_warmup(dc, 1, wb_info);
524 
525 	/* Update writeback pipe */
526 	dcn30_set_writeback(dc, wb_info, context);
527 
528 	/* Enable MCIF_WB */
529 	mcif_wb->funcs->enable_mcif(mcif_wb);
530 	/* Enable DWB */
531 	dwb->funcs->enable(dwb, &wb_info->dwb_params);
532 }
533 
dcn30_disable_writeback(struct dc * dc,unsigned int dwb_pipe_inst)534 void dcn30_disable_writeback(
535 		struct dc *dc,
536 		unsigned int dwb_pipe_inst)
537 {
538 	struct dwbc *dwb;
539 	struct mcif_wb *mcif_wb;
540 
541 	ASSERT(dwb_pipe_inst < MAX_DWB_PIPES);
542 	dwb = dc->res_pool->dwbc[dwb_pipe_inst];
543 	mcif_wb = dc->res_pool->mcif_wb[dwb_pipe_inst];
544 	DC_LOG_DWB("%s dwb_pipe_inst = %d",\
545 		__func__, dwb_pipe_inst);
546 
547 	/* disable DWB */
548 	dwb->funcs->disable(dwb);
549 	/* disable MCIF */
550 	mcif_wb->funcs->disable_mcif(mcif_wb);
551 	/* disable MPC DWB mux */
552 	dc->res_pool->mpc->funcs->disable_dwb_mux(dc->res_pool->mpc, dwb_pipe_inst);
553 }
554 
dcn30_program_all_writeback_pipes_in_tree(struct dc * dc,const struct dc_stream_state * stream,struct dc_state * context)555 void dcn30_program_all_writeback_pipes_in_tree(
556 		struct dc *dc,
557 		const struct dc_stream_state *stream,
558 		struct dc_state *context)
559 {
560 	struct dc_writeback_info wb_info;
561 	struct dwbc *dwb;
562 	struct dc_stream_status *stream_status = NULL;
563 	int i_wb, i_pipe, i_stream;
564 	DC_LOG_DWB("%s", __func__);
565 
566 	ASSERT(stream);
567 	for (i_stream = 0; i_stream < context->stream_count; i_stream++) {
568 		if (context->streams[i_stream] == stream) {
569 			stream_status = &context->stream_status[i_stream];
570 			break;
571 		}
572 	}
573 	ASSERT(stream_status);
574 
575 	ASSERT(stream->num_wb_info <= dc->res_pool->res_cap->num_dwb);
576 	/* For each writeback pipe */
577 	for (i_wb = 0; i_wb < stream->num_wb_info; i_wb++) {
578 
579 		/* copy writeback info to local non-const so mpcc_inst can be set */
580 		wb_info = stream->writeback_info[i_wb];
581 		if (wb_info.wb_enabled) {
582 
583 			/* get the MPCC instance for writeback_source_plane */
584 			wb_info.mpcc_inst = -1;
585 			for (i_pipe = 0; i_pipe < dc->res_pool->pipe_count; i_pipe++) {
586 				struct pipe_ctx *pipe_ctx = &context->res_ctx.pipe_ctx[i_pipe];
587 
588 				if (!pipe_ctx->plane_state)
589 					continue;
590 
591 				if (pipe_ctx->plane_state == wb_info.writeback_source_plane) {
592 					wb_info.mpcc_inst = pipe_ctx->plane_res.mpcc_inst;
593 					break;
594 				}
595 			}
596 
597 			if (wb_info.mpcc_inst == -1) {
598 				/* Disable writeback pipe and disconnect from MPCC
599 				 * if source plane has been removed
600 				 */
601 				dc->hwss.disable_writeback(dc, wb_info.dwb_pipe_inst);
602 				continue;
603 			}
604 
605 			ASSERT(wb_info.dwb_pipe_inst < dc->res_pool->res_cap->num_dwb);
606 			dwb = dc->res_pool->dwbc[wb_info.dwb_pipe_inst];
607 			if (dwb->funcs->is_enabled(dwb)) {
608 				/* writeback pipe already enabled, only need to update */
609 				dc->hwss.update_writeback(dc, &wb_info, context);
610 			} else {
611 				/* Enable writeback pipe and connect to MPCC */
612 				dc->hwss.enable_writeback(dc, &wb_info, context);
613 			}
614 		} else {
615 			/* Disable writeback pipe and disconnect from MPCC */
616 			dc->hwss.disable_writeback(dc, wb_info.dwb_pipe_inst);
617 		}
618 	}
619 }
620 
dcn30_init_hw(struct dc * dc)621 void dcn30_init_hw(struct dc *dc)
622 {
623 	struct abm **abms = dc->res_pool->multiple_abms;
624 	struct dce_hwseq *hws = dc->hwseq;
625 	struct dc_bios *dcb = dc->ctx->dc_bios;
626 	struct resource_pool *res_pool = dc->res_pool;
627 	int i;
628 	int edp_num;
629 	uint32_t backlight = MAX_BACKLIGHT_LEVEL;
630 	uint32_t user_level = MAX_BACKLIGHT_LEVEL;
631 
632 	if (dc->clk_mgr && dc->clk_mgr->funcs && dc->clk_mgr->funcs->init_clocks)
633 		dc->clk_mgr->funcs->init_clocks(dc->clk_mgr);
634 
635 	// Initialize the dccg
636 	if (res_pool->dccg->funcs->dccg_init)
637 		res_pool->dccg->funcs->dccg_init(res_pool->dccg);
638 
639 	if (!dcb->funcs->is_accelerated_mode(dcb)) {
640 		hws->funcs.bios_golden_init(dc);
641 		hws->funcs.disable_vga(dc->hwseq);
642 	}
643 
644 	if (dc->debug.enable_mem_low_power.bits.dmcu) {
645 		// Force ERAM to shutdown if DMCU is not enabled
646 		if (dc->debug.disable_dmcu || dc->config.disable_dmcu) {
647 			REG_UPDATE(DMU_MEM_PWR_CNTL, DMCU_ERAM_MEM_PWR_FORCE, 3);
648 		}
649 	}
650 
651 	// Set default OPTC memory power states
652 	if (dc->debug.enable_mem_low_power.bits.optc) {
653 		// Shutdown when unassigned and light sleep in VBLANK
654 		REG_SET_2(ODM_MEM_PWR_CTRL3, 0, ODM_MEM_UNASSIGNED_PWR_MODE, 3, ODM_MEM_VBLANK_PWR_MODE, 1);
655 	}
656 
657 	if (dc->debug.enable_mem_low_power.bits.vga) {
658 		// Power down VGA memory
659 		REG_UPDATE(MMHUBBUB_MEM_PWR_CNTL, VGA_MEM_PWR_FORCE, 1);
660 	}
661 
662 	if (dc->ctx->dc_bios->fw_info_valid) {
663 		res_pool->ref_clocks.xtalin_clock_inKhz =
664 				dc->ctx->dc_bios->fw_info.pll_info.crystal_frequency;
665 
666 		if (res_pool->hubbub) {
667 
668 			(res_pool->dccg->funcs->get_dccg_ref_freq)(res_pool->dccg,
669 					dc->ctx->dc_bios->fw_info.pll_info.crystal_frequency,
670 					&res_pool->ref_clocks.dccg_ref_clock_inKhz);
671 
672 			(res_pool->hubbub->funcs->get_dchub_ref_freq)(res_pool->hubbub,
673 					res_pool->ref_clocks.dccg_ref_clock_inKhz,
674 					&res_pool->ref_clocks.dchub_ref_clock_inKhz);
675 		} else {
676 			// Not all ASICs have DCCG sw component
677 			res_pool->ref_clocks.dccg_ref_clock_inKhz =
678 					res_pool->ref_clocks.xtalin_clock_inKhz;
679 			res_pool->ref_clocks.dchub_ref_clock_inKhz =
680 					res_pool->ref_clocks.xtalin_clock_inKhz;
681 		}
682 	} else
683 		ASSERT_CRITICAL(false);
684 
685 	for (i = 0; i < dc->link_count; i++) {
686 		/* Power up AND update implementation according to the
687 		 * required signal (which may be different from the
688 		 * default signal on connector).
689 		 */
690 		struct dc_link *link = dc->links[i];
691 
692 		link->link_enc->funcs->hw_init(link->link_enc);
693 
694 		/* Check for enabled DIG to identify enabled display */
695 		if (link->link_enc->funcs->is_dig_enabled &&
696 			link->link_enc->funcs->is_dig_enabled(link->link_enc)) {
697 			link->link_status.link_active = true;
698 			if (link->link_enc->funcs->fec_is_active &&
699 					link->link_enc->funcs->fec_is_active(link->link_enc))
700 				link->fec_state = dc_link_fec_enabled;
701 		}
702 	}
703 
704 	/* we want to turn off all dp displays before doing detection */
705 	dc->link_srv->blank_all_dp_displays(dc);
706 
707 	if (hws->funcs.enable_power_gating_plane)
708 		hws->funcs.enable_power_gating_plane(dc->hwseq, true);
709 
710 	/* If taking control over from VBIOS, we may want to optimize our first
711 	 * mode set, so we need to skip powering down pipes until we know which
712 	 * pipes we want to use.
713 	 * Otherwise, if taking control is not possible, we need to power
714 	 * everything down.
715 	 */
716 	if (dcb->funcs->is_accelerated_mode(dcb) || !dc->config.seamless_boot_edp_requested) {
717 		hws->funcs.init_pipes(dc, dc->current_state);
718 		if (dc->res_pool->hubbub->funcs->allow_self_refresh_control)
719 			dc->res_pool->hubbub->funcs->allow_self_refresh_control(dc->res_pool->hubbub,
720 					!dc->res_pool->hubbub->ctx->dc->debug.disable_stutter);
721 	}
722 
723 	/* In headless boot cases, DIG may be turned
724 	 * on which causes HW/SW discrepancies.
725 	 * To avoid this, power down hardware on boot
726 	 * if DIG is turned on and seamless boot not enabled
727 	 */
728 	if (!dc->config.seamless_boot_edp_requested) {
729 		struct dc_link *edp_links[MAX_NUM_EDP];
730 		struct dc_link *edp_link = NULL;
731 
732 		dc_get_edp_links(dc, edp_links, &edp_num);
733 		if (edp_num)
734 			edp_link = edp_links[0];
735 		if (edp_link && edp_link->link_enc->funcs->is_dig_enabled &&
736 				edp_link->link_enc->funcs->is_dig_enabled(edp_link->link_enc) &&
737 				dc->hwss.edp_backlight_control &&
738 				hws->funcs.power_down &&
739 				dc->hwss.edp_power_control) {
740 			dc->hwss.edp_backlight_control(edp_link, false);
741 			hws->funcs.power_down(dc);
742 			dc->hwss.edp_power_control(edp_link, false);
743 		} else {
744 			for (i = 0; i < dc->link_count; i++) {
745 				struct dc_link *link = dc->links[i];
746 
747 				if (link->link_enc->funcs->is_dig_enabled &&
748 						link->link_enc->funcs->is_dig_enabled(link->link_enc) &&
749 						hws->funcs.power_down) {
750 					hws->funcs.power_down(dc);
751 					break;
752 				}
753 
754 			}
755 		}
756 	}
757 
758 	for (i = 0; i < res_pool->audio_count; i++) {
759 		struct audio *audio = res_pool->audios[i];
760 
761 		audio->funcs->hw_init(audio);
762 	}
763 
764 	for (i = 0; i < dc->link_count; i++) {
765 		struct dc_link *link = dc->links[i];
766 
767 		if (link->panel_cntl) {
768 			backlight = link->panel_cntl->funcs->hw_init(link->panel_cntl);
769 			user_level = link->panel_cntl->stored_backlight_registers.USER_LEVEL;
770 		}
771 	}
772 
773 	for (i = 0; i < dc->res_pool->pipe_count; i++) {
774 		if (abms[i] != NULL)
775 			abms[i]->funcs->abm_init(abms[i], backlight, user_level);
776 	}
777 
778 	/* power AFMT HDMI memory TODO: may move to dis/en output save power*/
779 	REG_WRITE(DIO_MEM_PWR_CTRL, 0);
780 
781 	if (!dc->debug.disable_clock_gate) {
782 		/* enable all DCN clock gating */
783 		REG_WRITE(DCCG_GATE_DISABLE_CNTL, 0);
784 
785 		REG_WRITE(DCCG_GATE_DISABLE_CNTL2, 0);
786 
787 		REG_UPDATE(DCFCLK_CNTL, DCFCLK_GATE_DIS, 0);
788 	}
789 
790 	if (!dcb->funcs->is_accelerated_mode(dcb) && dc->res_pool->hubbub->funcs->init_watermarks)
791 		dc->res_pool->hubbub->funcs->init_watermarks(dc->res_pool->hubbub);
792 
793 	if (dc->clk_mgr && dc->clk_mgr->funcs && dc->clk_mgr->funcs->notify_wm_ranges)
794 		dc->clk_mgr->funcs->notify_wm_ranges(dc->clk_mgr);
795 
796 	//if softmax is enabled then hardmax will be set by a different call
797 	if (dc->clk_mgr && dc->clk_mgr->funcs && dc->clk_mgr->funcs->set_hard_max_memclk &&
798 	    !dc->clk_mgr->dc_mode_softmax_enabled)
799 		dc->clk_mgr->funcs->set_hard_max_memclk(dc->clk_mgr);
800 
801 	if (dc->res_pool->hubbub->funcs->force_pstate_change_control)
802 		dc->res_pool->hubbub->funcs->force_pstate_change_control(
803 				dc->res_pool->hubbub, false, false);
804 	if (dc->res_pool->hubbub->funcs->init_crb)
805 		dc->res_pool->hubbub->funcs->init_crb(dc->res_pool->hubbub);
806 
807 	// Get DMCUB capabilities
808 	dc_dmub_srv_query_caps_cmd(dc->ctx->dmub_srv);
809 	dc->caps.dmub_caps.psr = dc->ctx->dmub_srv->dmub->feature_caps.psr;
810 	dc->caps.dmub_caps.mclk_sw = dc->ctx->dmub_srv->dmub->feature_caps.fw_assisted_mclk_switch_ver;
811 }
812 
dcn30_set_avmute(struct pipe_ctx * pipe_ctx,bool enable)813 void dcn30_set_avmute(struct pipe_ctx *pipe_ctx, bool enable)
814 {
815 	if (pipe_ctx == NULL)
816 		return;
817 
818 	if (dc_is_hdmi_signal(pipe_ctx->stream->signal) && pipe_ctx->stream_res.stream_enc != NULL) {
819 		pipe_ctx->stream_res.stream_enc->funcs->set_avmute(
820 				pipe_ctx->stream_res.stream_enc,
821 				enable);
822 
823 		/* Wait for two frame to make sure AV mute is sent out */
824 		if (enable && pipe_ctx->stream_res.tg->funcs->is_tg_enabled(pipe_ctx->stream_res.tg)) {
825 			pipe_ctx->stream_res.tg->funcs->wait_for_state(pipe_ctx->stream_res.tg, CRTC_STATE_VACTIVE);
826 			pipe_ctx->stream_res.tg->funcs->wait_for_state(pipe_ctx->stream_res.tg, CRTC_STATE_VBLANK);
827 			pipe_ctx->stream_res.tg->funcs->wait_for_state(pipe_ctx->stream_res.tg, CRTC_STATE_VACTIVE);
828 			pipe_ctx->stream_res.tg->funcs->wait_for_state(pipe_ctx->stream_res.tg, CRTC_STATE_VBLANK);
829 			pipe_ctx->stream_res.tg->funcs->wait_for_state(pipe_ctx->stream_res.tg, CRTC_STATE_VACTIVE);
830 		}
831 	}
832 }
833 
dcn30_update_info_frame(struct pipe_ctx * pipe_ctx)834 void dcn30_update_info_frame(struct pipe_ctx *pipe_ctx)
835 {
836 	bool is_hdmi_tmds;
837 	bool is_dp;
838 
839 	ASSERT(pipe_ctx->stream);
840 
841 	if (pipe_ctx->stream_res.stream_enc == NULL)
842 		return;  /* this is not root pipe */
843 
844 	is_hdmi_tmds = dc_is_hdmi_tmds_signal(pipe_ctx->stream->signal);
845 	is_dp = dc_is_dp_signal(pipe_ctx->stream->signal);
846 
847 	if (!is_hdmi_tmds && !is_dp)
848 		return;
849 
850 	if (is_hdmi_tmds)
851 		pipe_ctx->stream_res.stream_enc->funcs->update_hdmi_info_packets(
852 			pipe_ctx->stream_res.stream_enc,
853 			&pipe_ctx->stream_res.encoder_info_frame);
854 	else {
855 		if (pipe_ctx->stream_res.stream_enc->funcs->update_dp_info_packets_sdp_line_num)
856 			pipe_ctx->stream_res.stream_enc->funcs->update_dp_info_packets_sdp_line_num(
857 				pipe_ctx->stream_res.stream_enc,
858 				&pipe_ctx->stream_res.encoder_info_frame);
859 
860 		pipe_ctx->stream_res.stream_enc->funcs->update_dp_info_packets(
861 			pipe_ctx->stream_res.stream_enc,
862 			&pipe_ctx->stream_res.encoder_info_frame);
863 	}
864 }
865 
dcn30_program_dmdata_engine(struct pipe_ctx * pipe_ctx)866 void dcn30_program_dmdata_engine(struct pipe_ctx *pipe_ctx)
867 {
868 	struct dc_stream_state    *stream     = pipe_ctx->stream;
869 	struct hubp               *hubp       = pipe_ctx->plane_res.hubp;
870 	bool                       enable     = false;
871 	struct stream_encoder     *stream_enc = pipe_ctx->stream_res.stream_enc;
872 	enum dynamic_metadata_mode mode       = dc_is_dp_signal(stream->signal)
873 							? dmdata_dp
874 							: dmdata_hdmi;
875 
876 	/* if using dynamic meta, don't set up generic infopackets */
877 	if (pipe_ctx->stream->dmdata_address.quad_part != 0) {
878 		pipe_ctx->stream_res.encoder_info_frame.hdrsmd.valid = false;
879 		enable = true;
880 	}
881 
882 	if (!hubp)
883 		return;
884 
885 	if (!stream_enc || !stream_enc->funcs->set_dynamic_metadata)
886 		return;
887 
888 	stream_enc->funcs->set_dynamic_metadata(stream_enc, enable,
889 							hubp->inst, mode);
890 }
891 
dcn30_apply_idle_power_optimizations(struct dc * dc,bool enable)892 bool dcn30_apply_idle_power_optimizations(struct dc *dc, bool enable)
893 {
894 	union dmub_rb_cmd cmd;
895 	uint32_t tmr_delay = 0, tmr_scale = 0;
896 	struct dc_cursor_attributes cursor_attr = {0};
897 	bool cursor_cache_enable = false;
898 	struct dc_stream_state *stream = NULL;
899 	struct dc_plane_state *plane = NULL;
900 
901 	if (!dc->ctx->dmub_srv)
902 		return false;
903 
904 	if (enable) {
905 		if (dc->current_state) {
906 			int i;
907 
908 			/* First, check no-memory-requests case */
909 			for (i = 0; i < dc->current_state->stream_count; i++) {
910 				if (dc->current_state->stream_status[i].plane_count)
911 					/* Fail eligibility on a visible stream */
912 					break;
913 			}
914 
915 			if (i == dc->current_state->stream_count) {
916 				/* Enable no-memory-requests case */
917 				memset(&cmd, 0, sizeof(cmd));
918 				cmd.mall.header.type = DMUB_CMD__MALL;
919 				cmd.mall.header.sub_type = DMUB_CMD__MALL_ACTION_NO_DF_REQ;
920 				cmd.mall.header.payload_bytes = sizeof(cmd.mall) - sizeof(cmd.mall.header);
921 
922 				dc_wake_and_execute_dmub_cmd(dc->ctx, &cmd, DM_DMUB_WAIT_TYPE_NO_WAIT);
923 
924 				return true;
925 			}
926 
927 			stream = dc->current_state->streams[0];
928 			plane = (stream ? dc->current_state->stream_status[0].plane_states[0] : NULL);
929 
930 			if (!stream || !plane)
931 				return false;
932 
933 			if (stream && plane) {
934 				cursor_cache_enable = stream->cursor_position.enable &&
935 						plane->address.grph.cursor_cache_addr.quad_part;
936 				cursor_attr = stream->cursor_attributes;
937 			}
938 
939 			/*
940 			 * Second, check MALL eligibility
941 			 *
942 			 * single display only, single surface only, 8 and 16 bit formats only, no VM,
943 			 * do not use MALL for displays that support PSR as they use D0i3.2 in DMCUB FW
944 			 *
945 			 * TODO: When we implement multi-display, PSR displays will be allowed if there is
946 			 * a non-PSR display present, since in that case we can't do D0i3.2
947 			 */
948 			if (dc->current_state->stream_count == 1 &&
949 					stream->link->psr_settings.psr_version == DC_PSR_VERSION_UNSUPPORTED &&
950 					dc->current_state->stream_status[0].plane_count == 1 &&
951 					plane->format <= SURFACE_PIXEL_FORMAT_GRPH_ABGR16161616F &&
952 					plane->format >= SURFACE_PIXEL_FORMAT_GRPH_ARGB8888 &&
953 					plane->address.page_table_base.quad_part == 0 &&
954 					dc->hwss.does_plane_fit_in_mall &&
955 					dc->hwss.does_plane_fit_in_mall(dc, plane->plane_size.surface_pitch,
956 							plane->plane_size.surface_size.height, plane->format,
957 							cursor_cache_enable ? &cursor_attr : NULL)) {
958 				unsigned int v_total = stream->adjust.v_total_max ?
959 						stream->adjust.v_total_max : stream->timing.v_total;
960 				unsigned int refresh_hz = div_u64((unsigned long long) stream->timing.pix_clk_100hz *
961 						100LL, (v_total * stream->timing.h_total));
962 
963 				/*
964 				 * one frame time in microsec:
965 				 * Delay_Us = 1000000 / refresh
966 				 * dynamic_delay_us = 1000000 / refresh + 2 * stutter_period
967 				 *
968 				 * one frame time modified by 'additional timer percent' (p):
969 				 * Delay_Us_modified = dynamic_delay_us + dynamic_delay_us * p / 100
970 				 *                   = dynamic_delay_us * (1 + p / 100)
971 				 *                   = (1000000 / refresh + 2 * stutter_period) * (100 + p) / 100
972 				 *                   = (1000000 + 2 * stutter_period * refresh) * (100 + p) / (100 * refresh)
973 				 *
974 				 * formula for timer duration based on parameters, from regspec:
975 				 * dynamic_delay_us = 65.28 * (64 + MallFrameCacheTmrDly) * 2^MallFrameCacheTmrScale
976 				 *
977 				 * dynamic_delay_us / 65.28 = (64 + MallFrameCacheTmrDly) * 2^MallFrameCacheTmrScale
978 				 * (dynamic_delay_us / 65.28) / 2^MallFrameCacheTmrScale = 64 + MallFrameCacheTmrDly
979 				 * MallFrameCacheTmrDly = ((dynamic_delay_us / 65.28) / 2^MallFrameCacheTmrScale) - 64
980 				 *                      = (1000000 + 2 * stutter_period * refresh) * (100 + p) / (100 * refresh) / 65.28 / 2^MallFrameCacheTmrScale - 64
981 				 *                      = (1000000 + 2 * stutter_period * refresh) * (100 + p) / (refresh * 6528 * 2^MallFrameCacheTmrScale) - 64
982 				 *
983 				 * need to round up the result of the division before the subtraction
984 				 */
985 				unsigned int denom = refresh_hz * 6528;
986 				unsigned int stutter_period = dc->current_state->perf_params.stutter_period_us;
987 
988 				tmr_delay = div_u64(((1000000LL + 2 * stutter_period * refresh_hz) *
989 						(100LL + dc->debug.mall_additional_timer_percent) + denom - 1),
990 						denom) - 64LL;
991 
992 				/* In some cases the stutter period is really big (tiny modes) in these
993 				 * cases MALL cant be enabled, So skip these cases to avoid a ASSERT()
994 				 *
995 				 * We can check if stutter_period is more than 1/10th the frame time to
996 				 * consider if we can actually meet the range of hysteresis timer
997 				 */
998 				if (stutter_period > 100000/refresh_hz)
999 					return false;
1000 
1001 				/* scale should be increased until it fits into 6 bits */
1002 				while (tmr_delay & ~0x3F) {
1003 					tmr_scale++;
1004 
1005 					if (tmr_scale > 3) {
1006 						/* Delay exceeds range of hysteresis timer */
1007 						ASSERT(false);
1008 						return false;
1009 					}
1010 
1011 					denom *= 2;
1012 					tmr_delay = div_u64(((1000000LL + 2 * stutter_period * refresh_hz) *
1013 							(100LL + dc->debug.mall_additional_timer_percent) + denom - 1),
1014 							denom) - 64LL;
1015 				}
1016 
1017 				/* Copy HW cursor */
1018 				if (cursor_cache_enable) {
1019 					memset(&cmd, 0, sizeof(cmd));
1020 					cmd.mall.header.type = DMUB_CMD__MALL;
1021 					cmd.mall.header.sub_type = DMUB_CMD__MALL_ACTION_COPY_CURSOR;
1022 					cmd.mall.header.payload_bytes =
1023 							sizeof(cmd.mall) - sizeof(cmd.mall.header);
1024 
1025 					switch (cursor_attr.color_format) {
1026 					case CURSOR_MODE_MONO:
1027 						cmd.mall.cursor_bpp = 2;
1028 						break;
1029 					case CURSOR_MODE_COLOR_1BIT_AND:
1030 					case CURSOR_MODE_COLOR_PRE_MULTIPLIED_ALPHA:
1031 					case CURSOR_MODE_COLOR_UN_PRE_MULTIPLIED_ALPHA:
1032 						cmd.mall.cursor_bpp = 32;
1033 						break;
1034 
1035 					case CURSOR_MODE_COLOR_64BIT_FP_PRE_MULTIPLIED:
1036 					case CURSOR_MODE_COLOR_64BIT_FP_UN_PRE_MULTIPLIED:
1037 						cmd.mall.cursor_bpp = 64;
1038 						break;
1039 					}
1040 
1041 					cmd.mall.cursor_copy_src.quad_part = cursor_attr.address.quad_part;
1042 					cmd.mall.cursor_copy_dst.quad_part =
1043 							(plane->address.grph.cursor_cache_addr.quad_part + 2047) & ~2047;
1044 					cmd.mall.cursor_width = cursor_attr.width;
1045 					cmd.mall.cursor_height = cursor_attr.height;
1046 					cmd.mall.cursor_pitch = cursor_attr.pitch;
1047 
1048 					dc_wake_and_execute_dmub_cmd(dc->ctx, &cmd, DM_DMUB_WAIT_TYPE_WAIT);
1049 
1050 					/* Use copied cursor, and it's okay to not switch back */
1051 					cursor_attr.address.quad_part = cmd.mall.cursor_copy_dst.quad_part;
1052 					dc_stream_program_cursor_attributes(stream, &cursor_attr);
1053 				}
1054 
1055 				/* Enable MALL */
1056 				memset(&cmd, 0, sizeof(cmd));
1057 				cmd.mall.header.type = DMUB_CMD__MALL;
1058 				cmd.mall.header.sub_type = DMUB_CMD__MALL_ACTION_ALLOW;
1059 				cmd.mall.header.payload_bytes = sizeof(cmd.mall) - sizeof(cmd.mall.header);
1060 				cmd.mall.tmr_delay = tmr_delay;
1061 				cmd.mall.tmr_scale = tmr_scale;
1062 				cmd.mall.debug_bits = dc->debug.mall_error_as_fatal;
1063 
1064 				dc_wake_and_execute_dmub_cmd(dc->ctx, &cmd, DM_DMUB_WAIT_TYPE_NO_WAIT);
1065 
1066 				return true;
1067 			}
1068 		}
1069 
1070 		/* No applicable optimizations */
1071 		return false;
1072 	}
1073 
1074 	/* Disable MALL */
1075 	memset(&cmd, 0, sizeof(cmd));
1076 	cmd.mall.header.type = DMUB_CMD__MALL;
1077 	cmd.mall.header.sub_type = DMUB_CMD__MALL_ACTION_DISALLOW;
1078 	cmd.mall.header.payload_bytes =
1079 		sizeof(cmd.mall) - sizeof(cmd.mall.header);
1080 
1081 	dc_wake_and_execute_dmub_cmd(dc->ctx, &cmd, DM_DMUB_WAIT_TYPE_WAIT);
1082 
1083 	return true;
1084 }
1085 
dcn30_does_plane_fit_in_mall(struct dc * dc,unsigned int pitch,unsigned int height,enum surface_pixel_format format,struct dc_cursor_attributes * cursor_attr)1086 bool dcn30_does_plane_fit_in_mall(struct dc *dc,
1087 		unsigned int pitch,
1088 		unsigned int height,
1089 		enum surface_pixel_format format,
1090 		struct dc_cursor_attributes *cursor_attr)
1091 {
1092 	// add meta size?
1093 	unsigned int surface_size = pitch * height *
1094 			(format >= SURFACE_PIXEL_FORMAT_GRPH_ARGB16161616 ? 8 : 4);
1095 	unsigned int mall_size = dc->caps.mall_size_total;
1096 	unsigned int cursor_size = 0;
1097 
1098 	if (dc->debug.mall_size_override)
1099 		mall_size = 1024 * 1024 * dc->debug.mall_size_override;
1100 
1101 	if (cursor_attr) {
1102 		cursor_size = dc->caps.max_cursor_size * dc->caps.max_cursor_size;
1103 
1104 		switch (cursor_attr->color_format) {
1105 		case CURSOR_MODE_MONO:
1106 			cursor_size /= 2;
1107 			break;
1108 		case CURSOR_MODE_COLOR_1BIT_AND:
1109 		case CURSOR_MODE_COLOR_PRE_MULTIPLIED_ALPHA:
1110 		case CURSOR_MODE_COLOR_UN_PRE_MULTIPLIED_ALPHA:
1111 			cursor_size *= 4;
1112 			break;
1113 
1114 		case CURSOR_MODE_COLOR_64BIT_FP_PRE_MULTIPLIED:
1115 		case CURSOR_MODE_COLOR_64BIT_FP_UN_PRE_MULTIPLIED:
1116 			cursor_size *= 8;
1117 			break;
1118 		}
1119 	}
1120 
1121 	return (surface_size + cursor_size) < mall_size;
1122 }
1123 
dcn30_hardware_release(struct dc * dc)1124 void dcn30_hardware_release(struct dc *dc)
1125 {
1126 	bool subvp_in_use = false;
1127 	uint32_t i;
1128 
1129 	dc_dmub_srv_p_state_delegate(dc, false, NULL);
1130 	dc_dmub_setup_subvp_dmub_command(dc, dc->current_state, false);
1131 
1132 	/* SubVP treated the same way as FPO. If driver disable and
1133 	 * we are using a SubVP config, disable and force on DCN side
1134 	 * to prevent P-State hang on driver enable.
1135 	 */
1136 	for (i = 0; i < dc->res_pool->pipe_count; i++) {
1137 		struct pipe_ctx *pipe = &dc->current_state->res_ctx.pipe_ctx[i];
1138 
1139 		if (!pipe->stream)
1140 			continue;
1141 
1142 		if (dc_state_get_pipe_subvp_type(dc->current_state, pipe) == SUBVP_MAIN) {
1143 			subvp_in_use = true;
1144 			break;
1145 		}
1146 	}
1147 	/* If pstate unsupported, or still supported
1148 	 * by firmware, force it supported by dcn
1149 	 */
1150 	if (dc->current_state)
1151 		if ((!dc->clk_mgr->clks.p_state_change_support || subvp_in_use ||
1152 				dc->current_state->bw_ctx.bw.dcn.clk.fw_based_mclk_switching) &&
1153 				dc->res_pool->hubbub->funcs->force_pstate_change_control)
1154 			dc->res_pool->hubbub->funcs->force_pstate_change_control(
1155 					dc->res_pool->hubbub, true, true);
1156 }
1157 
dcn30_set_disp_pattern_generator(const struct dc * dc,struct pipe_ctx * pipe_ctx,enum controller_dp_test_pattern test_pattern,enum controller_dp_color_space color_space,enum dc_color_depth color_depth,const struct tg_color * solid_color,int width,int height,int offset)1158 void dcn30_set_disp_pattern_generator(const struct dc *dc,
1159 		struct pipe_ctx *pipe_ctx,
1160 		enum controller_dp_test_pattern test_pattern,
1161 		enum controller_dp_color_space color_space,
1162 		enum dc_color_depth color_depth,
1163 		const struct tg_color *solid_color,
1164 		int width, int height, int offset)
1165 {
1166 	pipe_ctx->stream_res.opp->funcs->opp_set_disp_pattern_generator(pipe_ctx->stream_res.opp, test_pattern,
1167 			color_space, color_depth, solid_color, width, height, offset);
1168 }
1169 
dcn30_prepare_bandwidth(struct dc * dc,struct dc_state * context)1170 void dcn30_prepare_bandwidth(struct dc *dc,
1171 	struct dc_state *context)
1172 {
1173 	if (context->bw_ctx.bw.dcn.clk.fw_based_mclk_switching && !dc->clk_mgr->clks.fw_based_mclk_switching) {
1174 		dc->optimized_required = true;
1175 		context->bw_ctx.bw.dcn.clk.p_state_change_support = false;
1176 	}
1177 
1178 	if (dc->clk_mgr->dc_mode_softmax_enabled)
1179 		if (dc->clk_mgr->clks.dramclk_khz <= dc->clk_mgr->bw_params->dc_mode_softmax_memclk * 1000 &&
1180 				context->bw_ctx.bw.dcn.clk.dramclk_khz > dc->clk_mgr->bw_params->dc_mode_softmax_memclk * 1000)
1181 			dc->clk_mgr->funcs->set_max_memclk(dc->clk_mgr, dc->clk_mgr->bw_params->clk_table.entries[dc->clk_mgr->bw_params->clk_table.num_entries - 1].memclk_mhz);
1182 
1183 	dcn20_prepare_bandwidth(dc, context);
1184 
1185 	if (!dc->clk_mgr->clks.fw_based_mclk_switching)
1186 		dc_dmub_srv_p_state_delegate(dc, false, context);
1187 }
1188