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 "dm_services.h"
27 
28 #include "ObjectID.h"
29 
30 #include "atomfirmware.h"
31 #include "atom.h"
32 #include "include/bios_parser_interface.h"
33 
34 #include "command_table2.h"
35 #include "command_table_helper2.h"
36 #include "bios_parser_helper.h"
37 #include "bios_parser_types_internal2.h"
38 #include "amdgpu.h"
39 
40 #include "dc_dmub_srv.h"
41 #include "dc.h"
42 
43 #define DC_LOGGER \
44 	bp->base.ctx->logger
45 
46 #define GET_INDEX_INTO_MASTER_TABLE(MasterOrData, FieldName)\
47 	(((char *)(&((\
48 		struct atom_master_list_of_##MasterOrData##_functions_v2_1 *)0)\
49 		->FieldName)-(char *)0)/sizeof(uint16_t))
50 
51 #define EXEC_BIOS_CMD_TABLE(fname, params)\
52 	(amdgpu_atom_execute_table(((struct amdgpu_device *)bp->base.ctx->driver_context)->mode_info.atom_context, \
53 		GET_INDEX_INTO_MASTER_TABLE(command, fname), \
54 		(uint32_t *)&params) == 0)
55 
56 #define BIOS_CMD_TABLE_REVISION(fname, frev, crev)\
57 	amdgpu_atom_parse_cmd_header(((struct amdgpu_device *)bp->base.ctx->driver_context)->mode_info.atom_context, \
58 		GET_INDEX_INTO_MASTER_TABLE(command, fname), &frev, &crev)
59 
60 #define BIOS_CMD_TABLE_PARA_REVISION(fname)\
61 	bios_cmd_table_para_revision(bp->base.ctx->driver_context, \
62 			GET_INDEX_INTO_MASTER_TABLE(command, fname))
63 
64 
65 
66 static uint32_t bios_cmd_table_para_revision(void *dev,
67 					     uint32_t index)
68 {
69 	struct amdgpu_device *adev = dev;
70 	uint8_t frev, crev;
71 
72 	if (amdgpu_atom_parse_cmd_header(adev->mode_info.atom_context,
73 					index,
74 					&frev, &crev))
75 		return crev;
76 	else
77 		return 0;
78 }
79 
80 /******************************************************************************
81  ******************************************************************************
82  **
83  **                  D I G E N C O D E R C O N T R O L
84  **
85  ******************************************************************************
86  *****************************************************************************/
87 
88 static enum bp_result encoder_control_digx_v1_5(
89 	struct bios_parser *bp,
90 	struct bp_encoder_control *cntl);
91 
92 static void init_dig_encoder_control(struct bios_parser *bp)
93 {
94 	uint32_t version =
95 		BIOS_CMD_TABLE_PARA_REVISION(digxencodercontrol);
96 
97 	switch (version) {
98 	case 5:
99 		bp->cmd_tbl.dig_encoder_control = encoder_control_digx_v1_5;
100 		break;
101 	default:
102 		dm_output_to_console("Don't have dig_encoder_control for v%d\n", version);
103 		bp->cmd_tbl.dig_encoder_control = NULL;
104 		break;
105 	}
106 }
107 
108 static void encoder_control_dmcub(
109 		struct dc_dmub_srv *dmcub,
110 		struct dig_encoder_stream_setup_parameters_v1_5 *dig)
111 {
112 	struct dmub_rb_cmd_digx_encoder_control encoder_control = { 0 };
113 
114 	encoder_control.header.type = DMUB_CMD__VBIOS;
115 	encoder_control.header.sub_type = DMUB_CMD__VBIOS_DIGX_ENCODER_CONTROL;
116 	encoder_control.encoder_control.dig.stream_param = *dig;
117 
118 	dc_dmub_srv_cmd_queue(dmcub, &encoder_control.header);
119 	dc_dmub_srv_cmd_execute(dmcub);
120 	dc_dmub_srv_wait_idle(dmcub);
121 }
122 
123 static enum bp_result encoder_control_digx_v1_5(
124 	struct bios_parser *bp,
125 	struct bp_encoder_control *cntl)
126 {
127 	enum bp_result result = BP_RESULT_FAILURE;
128 	struct dig_encoder_stream_setup_parameters_v1_5 params = {0};
129 
130 	params.digid = (uint8_t)(cntl->engine_id);
131 	params.action = bp->cmd_helper->encoder_action_to_atom(cntl->action);
132 
133 	params.pclk_10khz = cntl->pixel_clock / 10;
134 	params.digmode =
135 			(uint8_t)(bp->cmd_helper->encoder_mode_bp_to_atom(
136 					cntl->signal,
137 					cntl->enable_dp_audio));
138 	params.lanenum = (uint8_t)(cntl->lanes_number);
139 
140 	switch (cntl->color_depth) {
141 	case COLOR_DEPTH_888:
142 		params.bitpercolor = PANEL_8BIT_PER_COLOR;
143 		break;
144 	case COLOR_DEPTH_101010:
145 		params.bitpercolor = PANEL_10BIT_PER_COLOR;
146 		break;
147 	case COLOR_DEPTH_121212:
148 		params.bitpercolor = PANEL_12BIT_PER_COLOR;
149 		break;
150 	case COLOR_DEPTH_161616:
151 		params.bitpercolor = PANEL_16BIT_PER_COLOR;
152 		break;
153 	default:
154 		break;
155 	}
156 
157 	if (cntl->signal == SIGNAL_TYPE_HDMI_TYPE_A)
158 		switch (cntl->color_depth) {
159 		case COLOR_DEPTH_101010:
160 			params.pclk_10khz =
161 				(params.pclk_10khz * 30) / 24;
162 			break;
163 		case COLOR_DEPTH_121212:
164 			params.pclk_10khz =
165 				(params.pclk_10khz * 36) / 24;
166 			break;
167 		case COLOR_DEPTH_161616:
168 			params.pclk_10khz =
169 				(params.pclk_10khz * 48) / 24;
170 			break;
171 		default:
172 			break;
173 		}
174 
175 	if (bp->base.ctx->dc->ctx->dmub_srv &&
176 	    bp->base.ctx->dc->debug.dmub_command_table) {
177 		encoder_control_dmcub(bp->base.ctx->dmub_srv, &params);
178 		return BP_RESULT_OK;
179 	}
180 
181 	if (EXEC_BIOS_CMD_TABLE(digxencodercontrol, params))
182 		result = BP_RESULT_OK;
183 
184 	return result;
185 }
186 
187 /*****************************************************************************
188  ******************************************************************************
189  **
190  **                  TRANSMITTER CONTROL
191  **
192  ******************************************************************************
193  *****************************************************************************/
194 
195 static enum bp_result transmitter_control_v1_6(
196 	struct bios_parser *bp,
197 	struct bp_transmitter_control *cntl);
198 
199 static void init_transmitter_control(struct bios_parser *bp)
200 {
201 	uint8_t frev;
202 	uint8_t crev;
203 
204 	if (BIOS_CMD_TABLE_REVISION(dig1transmittercontrol, frev, crev) == false)
205 		BREAK_TO_DEBUGGER();
206 	switch (crev) {
207 	case 6:
208 		bp->cmd_tbl.transmitter_control = transmitter_control_v1_6;
209 		break;
210 	default:
211 		dm_output_to_console("Don't have transmitter_control for v%d\n", crev);
212 		bp->cmd_tbl.transmitter_control = NULL;
213 		break;
214 	}
215 }
216 
217 static void transmitter_control_dmcub(
218 		struct dc_dmub_srv *dmcub,
219 		struct dig_transmitter_control_parameters_v1_6 *dig)
220 {
221 	struct dmub_rb_cmd_dig1_transmitter_control transmitter_control;
222 
223 	transmitter_control.header.type = DMUB_CMD__VBIOS;
224 	transmitter_control.header.sub_type =
225 		DMUB_CMD__VBIOS_DIG1_TRANSMITTER_CONTROL;
226 	transmitter_control.transmitter_control.dig = *dig;
227 
228 	dc_dmub_srv_cmd_queue(dmcub, &transmitter_control.header);
229 	dc_dmub_srv_cmd_execute(dmcub);
230 	dc_dmub_srv_wait_idle(dmcub);
231 }
232 
233 static enum bp_result transmitter_control_v1_6(
234 	struct bios_parser *bp,
235 	struct bp_transmitter_control *cntl)
236 {
237 	enum bp_result result = BP_RESULT_FAILURE;
238 	const struct command_table_helper *cmd = bp->cmd_helper;
239 	struct dig_transmitter_control_ps_allocation_v1_6 ps = { { 0 } };
240 
241 	ps.param.phyid = cmd->phy_id_to_atom(cntl->transmitter);
242 	ps.param.action = (uint8_t)cntl->action;
243 
244 	if (cntl->action == TRANSMITTER_CONTROL_SET_VOLTAGE_AND_PREEMPASIS)
245 		ps.param.mode_laneset.dplaneset = (uint8_t)cntl->lane_settings;
246 	else
247 		ps.param.mode_laneset.digmode =
248 				cmd->signal_type_to_atom_dig_mode(cntl->signal);
249 
250 	ps.param.lanenum = (uint8_t)cntl->lanes_number;
251 	ps.param.hpdsel = cmd->hpd_sel_to_atom(cntl->hpd_sel);
252 	ps.param.digfe_sel = cmd->dig_encoder_sel_to_atom(cntl->engine_id);
253 	ps.param.connobj_id = (uint8_t)cntl->connector_obj_id.id;
254 	ps.param.symclk_10khz = cntl->pixel_clock/10;
255 
256 
257 	if (cntl->action == TRANSMITTER_CONTROL_ENABLE ||
258 		cntl->action == TRANSMITTER_CONTROL_ACTIAVATE ||
259 		cntl->action == TRANSMITTER_CONTROL_DEACTIVATE) {
260 		DC_LOG_BIOS("%s:ps.param.symclk_10khz = %d\n",\
261 		__func__, ps.param.symclk_10khz);
262 	}
263 
264 	if (bp->base.ctx->dc->ctx->dmub_srv &&
265 	    bp->base.ctx->dc->debug.dmub_command_table) {
266 		transmitter_control_dmcub(bp->base.ctx->dmub_srv, &ps.param);
267 		return BP_RESULT_OK;
268 	}
269 
270 /*color_depth not used any more, driver has deep color factor in the Phyclk*/
271 	if (EXEC_BIOS_CMD_TABLE(dig1transmittercontrol, ps))
272 		result = BP_RESULT_OK;
273 	return result;
274 }
275 
276 /******************************************************************************
277  ******************************************************************************
278  **
279  **                  SET PIXEL CLOCK
280  **
281  ******************************************************************************
282  *****************************************************************************/
283 
284 static enum bp_result set_pixel_clock_v7(
285 	struct bios_parser *bp,
286 	struct bp_pixel_clock_parameters *bp_params);
287 
288 static void init_set_pixel_clock(struct bios_parser *bp)
289 {
290 	switch (BIOS_CMD_TABLE_PARA_REVISION(setpixelclock)) {
291 	case 7:
292 		bp->cmd_tbl.set_pixel_clock = set_pixel_clock_v7;
293 		break;
294 	default:
295 		dm_output_to_console("Don't have set_pixel_clock for v%d\n",
296 			 BIOS_CMD_TABLE_PARA_REVISION(setpixelclock));
297 		bp->cmd_tbl.set_pixel_clock = NULL;
298 		break;
299 	}
300 }
301 
302 static void set_pixel_clock_dmcub(
303 		struct dc_dmub_srv *dmcub,
304 		struct set_pixel_clock_parameter_v1_7 *clk)
305 {
306 	struct dmub_rb_cmd_set_pixel_clock pixel_clock = { 0 };
307 
308 	pixel_clock.header.type = DMUB_CMD__VBIOS;
309 	pixel_clock.header.sub_type = DMUB_CMD__VBIOS_SET_PIXEL_CLOCK;
310 	pixel_clock.pixel_clock.clk = *clk;
311 
312 	dc_dmub_srv_cmd_queue(dmcub, &pixel_clock.header);
313 	dc_dmub_srv_cmd_execute(dmcub);
314 	dc_dmub_srv_wait_idle(dmcub);
315 }
316 
317 static enum bp_result set_pixel_clock_v7(
318 	struct bios_parser *bp,
319 	struct bp_pixel_clock_parameters *bp_params)
320 {
321 	enum bp_result result = BP_RESULT_FAILURE;
322 	struct set_pixel_clock_parameter_v1_7 clk;
323 	uint8_t controller_id;
324 	uint32_t pll_id;
325 
326 	memset(&clk, 0, sizeof(clk));
327 
328 	if (bp->cmd_helper->clock_source_id_to_atom(bp_params->pll_id, &pll_id)
329 			&& bp->cmd_helper->controller_id_to_atom(bp_params->
330 					controller_id, &controller_id)) {
331 		/* Note: VBIOS still wants to use ucCRTC name which is now
332 		 * 1 byte in ULONG
333 		 *typedef struct _CRTC_PIXEL_CLOCK_FREQ
334 		 *{
335 		 * target the pixel clock to drive the CRTC timing.
336 		 * ULONG ulPixelClock:24;
337 		 * 0 means disable PPLL/DCPLL. Expanded to 24 bits comparing to
338 		 * previous version.
339 		 * ATOM_CRTC1~6, indicate the CRTC controller to
340 		 * ULONG ucCRTC:8;
341 		 * drive the pixel clock. not used for DCPLL case.
342 		 *}CRTC_PIXEL_CLOCK_FREQ;
343 		 *union
344 		 *{
345 		 * pixel clock and CRTC id frequency
346 		 * CRTC_PIXEL_CLOCK_FREQ ulCrtcPclkFreq;
347 		 * ULONG ulDispEngClkFreq; dispclk frequency
348 		 *};
349 		 */
350 		clk.crtc_id = controller_id;
351 		clk.pll_id = (uint8_t) pll_id;
352 		clk.encoderobjid =
353 			bp->cmd_helper->encoder_id_to_atom(
354 				dal_graphics_object_id_get_encoder_id(
355 					bp_params->encoder_object_id));
356 
357 		clk.encoder_mode = (uint8_t) bp->
358 			cmd_helper->encoder_mode_bp_to_atom(
359 				bp_params->signal_type, false);
360 
361 		clk.pixclk_100hz = cpu_to_le32(bp_params->target_pixel_clock_100hz);
362 
363 		clk.deep_color_ratio =
364 			(uint8_t) bp->cmd_helper->
365 				transmitter_color_depth_to_atom(
366 					bp_params->color_depth);
367 
368 		DC_LOG_BIOS("%s:program display clock = %d, tg = %d, pll = %d, "\
369 				"colorDepth = %d\n", __func__,
370 				bp_params->target_pixel_clock_100hz, (int)controller_id,
371 				pll_id, bp_params->color_depth);
372 
373 		if (bp_params->flags.FORCE_PROGRAMMING_OF_PLL)
374 			clk.miscinfo |= PIXEL_CLOCK_V7_MISC_FORCE_PROG_PPLL;
375 
376 		if (bp_params->flags.PROGRAM_PHY_PLL_ONLY)
377 			clk.miscinfo |= PIXEL_CLOCK_V7_MISC_PROG_PHYPLL;
378 
379 		if (bp_params->flags.SUPPORT_YUV_420)
380 			clk.miscinfo |= PIXEL_CLOCK_V7_MISC_YUV420_MODE;
381 
382 		if (bp_params->flags.SET_XTALIN_REF_SRC)
383 			clk.miscinfo |= PIXEL_CLOCK_V7_MISC_REF_DIV_SRC_XTALIN;
384 
385 		if (bp_params->flags.SET_GENLOCK_REF_DIV_SRC)
386 			clk.miscinfo |= PIXEL_CLOCK_V7_MISC_REF_DIV_SRC_GENLK;
387 
388 		if (bp_params->signal_type == SIGNAL_TYPE_DVI_DUAL_LINK)
389 			clk.miscinfo |= PIXEL_CLOCK_V7_MISC_DVI_DUALLINK_EN;
390 
391 		if (bp->base.ctx->dc->ctx->dmub_srv &&
392 		    bp->base.ctx->dc->debug.dmub_command_table) {
393 			set_pixel_clock_dmcub(bp->base.ctx->dmub_srv, &clk);
394 			return BP_RESULT_OK;
395 		}
396 
397 		if (EXEC_BIOS_CMD_TABLE(setpixelclock, clk))
398 			result = BP_RESULT_OK;
399 	}
400 	return result;
401 }
402 
403 /******************************************************************************
404  ******************************************************************************
405  **
406  **                  SET CRTC TIMING
407  **
408  ******************************************************************************
409  *****************************************************************************/
410 
411 static enum bp_result set_crtc_using_dtd_timing_v3(
412 	struct bios_parser *bp,
413 	struct bp_hw_crtc_timing_parameters *bp_params);
414 
415 static void init_set_crtc_timing(struct bios_parser *bp)
416 {
417 	uint32_t dtd_version =
418 			BIOS_CMD_TABLE_PARA_REVISION(setcrtc_usingdtdtiming);
419 
420 	switch (dtd_version) {
421 	case 3:
422 		bp->cmd_tbl.set_crtc_timing =
423 			set_crtc_using_dtd_timing_v3;
424 		break;
425 	default:
426 		dm_output_to_console("Don't have set_crtc_timing for v%d\n", dtd_version);
427 		bp->cmd_tbl.set_crtc_timing = NULL;
428 		break;
429 	}
430 }
431 
432 static enum bp_result set_crtc_using_dtd_timing_v3(
433 	struct bios_parser *bp,
434 	struct bp_hw_crtc_timing_parameters *bp_params)
435 {
436 	enum bp_result result = BP_RESULT_FAILURE;
437 	struct set_crtc_using_dtd_timing_parameters params = {0};
438 	uint8_t atom_controller_id;
439 
440 	if (bp->cmd_helper->controller_id_to_atom(
441 			bp_params->controller_id, &atom_controller_id))
442 		params.crtc_id = atom_controller_id;
443 
444 	/* bios usH_Size wants h addressable size */
445 	params.h_size = cpu_to_le16((uint16_t)bp_params->h_addressable);
446 	/* bios usH_Blanking_Time wants borders included in blanking */
447 	params.h_blanking_time =
448 			cpu_to_le16((uint16_t)(bp_params->h_total -
449 					bp_params->h_addressable));
450 	/* bios usV_Size wants v addressable size */
451 	params.v_size = cpu_to_le16((uint16_t)bp_params->v_addressable);
452 	/* bios usV_Blanking_Time wants borders included in blanking */
453 	params.v_blanking_time =
454 			cpu_to_le16((uint16_t)(bp_params->v_total -
455 					bp_params->v_addressable));
456 	/* bios usHSyncOffset is the offset from the end of h addressable,
457 	 * our horizontalSyncStart is the offset from the beginning
458 	 * of h addressable
459 	 */
460 	params.h_syncoffset =
461 			cpu_to_le16((uint16_t)(bp_params->h_sync_start -
462 					bp_params->h_addressable));
463 	params.h_syncwidth = cpu_to_le16((uint16_t)bp_params->h_sync_width);
464 	/* bios usHSyncOffset is the offset from the end of v addressable,
465 	 * our verticalSyncStart is the offset from the beginning of
466 	 * v addressable
467 	 */
468 	params.v_syncoffset =
469 			cpu_to_le16((uint16_t)(bp_params->v_sync_start -
470 					bp_params->v_addressable));
471 	params.v_syncwidth = cpu_to_le16((uint16_t)bp_params->v_sync_width);
472 
473 	/* we assume that overscan from original timing does not get bigger
474 	 * than 255
475 	 * we will program all the borders in the Set CRTC Overscan call below
476 	 */
477 
478 	if (bp_params->flags.HSYNC_POSITIVE_POLARITY == 0)
479 		params.modemiscinfo =
480 				cpu_to_le16(le16_to_cpu(params.modemiscinfo) |
481 						ATOM_HSYNC_POLARITY);
482 
483 	if (bp_params->flags.VSYNC_POSITIVE_POLARITY == 0)
484 		params.modemiscinfo =
485 				cpu_to_le16(le16_to_cpu(params.modemiscinfo) |
486 						ATOM_VSYNC_POLARITY);
487 
488 	if (bp_params->flags.INTERLACE)	{
489 		params.modemiscinfo =
490 				cpu_to_le16(le16_to_cpu(params.modemiscinfo) |
491 						ATOM_INTERLACE);
492 
493 		/* original DAL code has this condition to apply this
494 		 * for non-TV/CV only
495 		 * due to complex MV testing for possible impact
496 		 * if ( pACParameters->signal != SignalType_YPbPr &&
497 		 *  pACParameters->signal != SignalType_Composite &&
498 		 *  pACParameters->signal != SignalType_SVideo)
499 		 */
500 		{
501 			/* HW will deduct 0.5 line from 2nd feild.
502 			 * i.e. for 1080i, it is 2 lines for 1st field,
503 			 * 2.5 lines for the 2nd feild. we need input as 5
504 			 * instead of 4.
505 			 * but it is 4 either from Edid data (spec CEA 861)
506 			 * or CEA timing table.
507 			 */
508 			params.v_syncoffset =
509 				cpu_to_le16(le16_to_cpu(params.v_syncoffset) +
510 						1);
511 
512 		}
513 	}
514 
515 	if (bp_params->flags.HORZ_COUNT_BY_TWO)
516 		params.modemiscinfo =
517 			cpu_to_le16(le16_to_cpu(params.modemiscinfo) |
518 					0x100); /* ATOM_DOUBLE_CLOCK_MODE */
519 
520 	if (EXEC_BIOS_CMD_TABLE(setcrtc_usingdtdtiming, params))
521 		result = BP_RESULT_OK;
522 
523 	return result;
524 }
525 
526 /******************************************************************************
527  ******************************************************************************
528  **
529  **                  ENABLE CRTC
530  **
531  ******************************************************************************
532  *****************************************************************************/
533 
534 static enum bp_result enable_crtc_v1(
535 	struct bios_parser *bp,
536 	enum controller_id controller_id,
537 	bool enable);
538 
539 static void init_enable_crtc(struct bios_parser *bp)
540 {
541 	switch (BIOS_CMD_TABLE_PARA_REVISION(enablecrtc)) {
542 	case 1:
543 		bp->cmd_tbl.enable_crtc = enable_crtc_v1;
544 		break;
545 	default:
546 		dm_output_to_console("Don't have enable_crtc for v%d\n",
547 			 BIOS_CMD_TABLE_PARA_REVISION(enablecrtc));
548 		bp->cmd_tbl.enable_crtc = NULL;
549 		break;
550 	}
551 }
552 
553 static enum bp_result enable_crtc_v1(
554 	struct bios_parser *bp,
555 	enum controller_id controller_id,
556 	bool enable)
557 {
558 	bool result = BP_RESULT_FAILURE;
559 	struct enable_crtc_parameters params = {0};
560 	uint8_t id;
561 
562 	if (bp->cmd_helper->controller_id_to_atom(controller_id, &id))
563 		params.crtc_id = id;
564 	else
565 		return BP_RESULT_BADINPUT;
566 
567 	if (enable)
568 		params.enable = ATOM_ENABLE;
569 	else
570 		params.enable = ATOM_DISABLE;
571 
572 	if (EXEC_BIOS_CMD_TABLE(enablecrtc, params))
573 		result = BP_RESULT_OK;
574 
575 	return result;
576 }
577 
578 /******************************************************************************
579  ******************************************************************************
580  **
581  **                  DISPLAY PLL
582  **
583  ******************************************************************************
584  *****************************************************************************/
585 
586 
587 
588 /******************************************************************************
589  ******************************************************************************
590  **
591  **                  EXTERNAL ENCODER CONTROL
592  **
593  ******************************************************************************
594  *****************************************************************************/
595 
596 static enum bp_result external_encoder_control_v3(
597 	struct bios_parser *bp,
598 	struct bp_external_encoder_control *cntl);
599 
600 static void init_external_encoder_control(
601 	struct bios_parser *bp)
602 {
603 	switch (BIOS_CMD_TABLE_PARA_REVISION(externalencodercontrol)) {
604 	case 3:
605 		bp->cmd_tbl.external_encoder_control =
606 				external_encoder_control_v3;
607 		break;
608 	default:
609 		bp->cmd_tbl.external_encoder_control = NULL;
610 		break;
611 	}
612 }
613 
614 static enum bp_result external_encoder_control_v3(
615 	struct bios_parser *bp,
616 	struct bp_external_encoder_control *cntl)
617 {
618 	/* TODO */
619 	return BP_RESULT_OK;
620 }
621 
622 /******************************************************************************
623  ******************************************************************************
624  **
625  **                  ENABLE DISPLAY POWER GATING
626  **
627  ******************************************************************************
628  *****************************************************************************/
629 
630 static enum bp_result enable_disp_power_gating_v2_1(
631 	struct bios_parser *bp,
632 	enum controller_id crtc_id,
633 	enum bp_pipe_control_action action);
634 
635 static void init_enable_disp_power_gating(
636 	struct bios_parser *bp)
637 {
638 	switch (BIOS_CMD_TABLE_PARA_REVISION(enabledisppowergating)) {
639 	case 1:
640 		bp->cmd_tbl.enable_disp_power_gating =
641 				enable_disp_power_gating_v2_1;
642 		break;
643 	default:
644 		dm_output_to_console("Don't enable_disp_power_gating enable_crtc for v%d\n",
645 			 BIOS_CMD_TABLE_PARA_REVISION(enabledisppowergating));
646 		bp->cmd_tbl.enable_disp_power_gating = NULL;
647 		break;
648 	}
649 }
650 
651 static void enable_disp_power_gating_dmcub(
652 	struct dc_dmub_srv *dmcub,
653 	struct enable_disp_power_gating_parameters_v2_1 *pwr)
654 {
655 	struct dmub_rb_cmd_enable_disp_power_gating power_gating;
656 
657 	power_gating.header.type = DMUB_CMD__VBIOS;
658 	power_gating.header.sub_type = DMUB_CMD__VBIOS_ENABLE_DISP_POWER_GATING;
659 	power_gating.power_gating.pwr = *pwr;
660 
661 	dc_dmub_srv_cmd_queue(dmcub, &power_gating.header);
662 	dc_dmub_srv_cmd_execute(dmcub);
663 	dc_dmub_srv_wait_idle(dmcub);
664 }
665 
666 static enum bp_result enable_disp_power_gating_v2_1(
667 	struct bios_parser *bp,
668 	enum controller_id crtc_id,
669 	enum bp_pipe_control_action action)
670 {
671 	enum bp_result result = BP_RESULT_FAILURE;
672 
673 
674 	struct enable_disp_power_gating_ps_allocation ps = { { 0 } };
675 	uint8_t atom_crtc_id;
676 
677 	if (bp->cmd_helper->controller_id_to_atom(crtc_id, &atom_crtc_id))
678 		ps.param.disp_pipe_id = atom_crtc_id;
679 	else
680 		return BP_RESULT_BADINPUT;
681 
682 	ps.param.enable =
683 		bp->cmd_helper->disp_power_gating_action_to_atom(action);
684 
685 	if (bp->base.ctx->dc->ctx->dmub_srv &&
686 	    bp->base.ctx->dc->debug.dmub_command_table) {
687 		enable_disp_power_gating_dmcub(bp->base.ctx->dmub_srv,
688 					       &ps.param);
689 		return BP_RESULT_OK;
690 	}
691 
692 	if (EXEC_BIOS_CMD_TABLE(enabledisppowergating, ps.param))
693 		result = BP_RESULT_OK;
694 
695 	return result;
696 }
697 
698 /******************************************************************************
699 *******************************************************************************
700  **
701  **                  SET DCE CLOCK
702  **
703 *******************************************************************************
704 *******************************************************************************/
705 
706 static enum bp_result set_dce_clock_v2_1(
707 	struct bios_parser *bp,
708 	struct bp_set_dce_clock_parameters *bp_params);
709 
710 static void init_set_dce_clock(struct bios_parser *bp)
711 {
712 	switch (BIOS_CMD_TABLE_PARA_REVISION(setdceclock)) {
713 	case 1:
714 		bp->cmd_tbl.set_dce_clock = set_dce_clock_v2_1;
715 		break;
716 	default:
717 		dm_output_to_console("Don't have set_dce_clock for v%d\n",
718 			 BIOS_CMD_TABLE_PARA_REVISION(setdceclock));
719 		bp->cmd_tbl.set_dce_clock = NULL;
720 		break;
721 	}
722 }
723 
724 static enum bp_result set_dce_clock_v2_1(
725 	struct bios_parser *bp,
726 	struct bp_set_dce_clock_parameters *bp_params)
727 {
728 	enum bp_result result = BP_RESULT_FAILURE;
729 
730 	struct set_dce_clock_ps_allocation_v2_1 params;
731 	uint32_t atom_pll_id;
732 	uint32_t atom_clock_type;
733 	const struct command_table_helper *cmd = bp->cmd_helper;
734 
735 	memset(&params, 0, sizeof(params));
736 
737 	if (!cmd->clock_source_id_to_atom(bp_params->pll_id, &atom_pll_id) ||
738 			!cmd->dc_clock_type_to_atom(bp_params->clock_type,
739 					&atom_clock_type))
740 		return BP_RESULT_BADINPUT;
741 
742 	params.param.dceclksrc  = atom_pll_id;
743 	params.param.dceclktype = atom_clock_type;
744 
745 	if (bp_params->clock_type == DCECLOCK_TYPE_DPREFCLK) {
746 		if (bp_params->flags.USE_GENLOCK_AS_SOURCE_FOR_DPREFCLK)
747 			params.param.dceclkflag |=
748 					DCE_CLOCK_FLAG_PLL_REFCLK_SRC_GENLK;
749 
750 		if (bp_params->flags.USE_PCIE_AS_SOURCE_FOR_DPREFCLK)
751 			params.param.dceclkflag |=
752 					DCE_CLOCK_FLAG_PLL_REFCLK_SRC_PCIE;
753 
754 		if (bp_params->flags.USE_XTALIN_AS_SOURCE_FOR_DPREFCLK)
755 			params.param.dceclkflag |=
756 					DCE_CLOCK_FLAG_PLL_REFCLK_SRC_XTALIN;
757 
758 		if (bp_params->flags.USE_GENERICA_AS_SOURCE_FOR_DPREFCLK)
759 			params.param.dceclkflag |=
760 					DCE_CLOCK_FLAG_PLL_REFCLK_SRC_GENERICA;
761 	} else
762 		/* only program clock frequency if display clock is used;
763 		 * VBIOS will program DPREFCLK
764 		 * We need to convert from KHz units into 10KHz units
765 		 */
766 		params.param.dceclk_10khz = cpu_to_le32(
767 				bp_params->target_clock_frequency / 10);
768 	DC_LOG_BIOS("%s:target_clock_frequency = %d"\
769 			"clock_type = %d \n", __func__,\
770 			bp_params->target_clock_frequency,\
771 			bp_params->clock_type);
772 
773 	if (EXEC_BIOS_CMD_TABLE(setdceclock, params)) {
774 		/* Convert from 10KHz units back to KHz */
775 		bp_params->target_clock_frequency = le32_to_cpu(
776 				params.param.dceclk_10khz) * 10;
777 		result = BP_RESULT_OK;
778 	}
779 
780 	return result;
781 }
782 
783 
784 /******************************************************************************
785  ******************************************************************************
786  **
787  **                  GET SMU CLOCK INFO
788  **
789  ******************************************************************************
790  *****************************************************************************/
791 
792 static unsigned int get_smu_clock_info_v3_1(struct bios_parser *bp, uint8_t id);
793 
794 static void init_get_smu_clock_info(struct bios_parser *bp)
795 {
796 	/* TODO add switch for table vrsion */
797 	bp->cmd_tbl.get_smu_clock_info = get_smu_clock_info_v3_1;
798 
799 }
800 
801 static unsigned int get_smu_clock_info_v3_1(struct bios_parser *bp, uint8_t id)
802 {
803 	struct atom_get_smu_clock_info_parameters_v3_1 smu_input = {0};
804 	struct atom_get_smu_clock_info_output_parameters_v3_1 smu_output;
805 
806 	smu_input.command = GET_SMU_CLOCK_INFO_V3_1_GET_PLLVCO_FREQ;
807 	smu_input.syspll_id = id;
808 
809 	/* Get Specific Clock */
810 	if (EXEC_BIOS_CMD_TABLE(getsmuclockinfo, smu_input)) {
811 		memmove(&smu_output, &smu_input, sizeof(
812 			struct atom_get_smu_clock_info_parameters_v3_1));
813 		return smu_output.atom_smu_outputclkfreq.syspllvcofreq_10khz;
814 	}
815 
816 	return 0;
817 }
818 
819 void dal_firmware_parser_init_cmd_tbl(struct bios_parser *bp)
820 {
821 	init_dig_encoder_control(bp);
822 	init_transmitter_control(bp);
823 	init_set_pixel_clock(bp);
824 
825 	init_set_crtc_timing(bp);
826 
827 	init_enable_crtc(bp);
828 
829 	init_external_encoder_control(bp);
830 	init_enable_disp_power_gating(bp);
831 	init_set_dce_clock(bp);
832 	init_get_smu_clock_info(bp);
833 
834 }
835