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 #include "atomfirmware.h"
30 
31 #include "include/bios_parser_interface.h"
32 
33 #include "command_table2.h"
34 #include "command_table_helper2.h"
35 #include "bios_parser_helper.h"
36 #include "bios_parser_types_internal2.h"
37 
38 #define GET_INDEX_INTO_MASTER_TABLE(MasterOrData, FieldName)\
39 	(((char *)(&((\
40 		struct atom_master_list_of_##MasterOrData##_functions_v2_1 *)0)\
41 		->FieldName)-(char *)0)/sizeof(uint16_t))
42 
43 #define EXEC_BIOS_CMD_TABLE(fname, params)\
44 	(cgs_atom_exec_cmd_table(bp->base.ctx->cgs_device, \
45 		GET_INDEX_INTO_MASTER_TABLE(command, fname), \
46 		&params) == 0)
47 
48 #define BIOS_CMD_TABLE_REVISION(fname, frev, crev)\
49 	cgs_atom_get_cmd_table_revs(bp->base.ctx->cgs_device, \
50 		GET_INDEX_INTO_MASTER_TABLE(command, fname), &frev, &crev)
51 
52 #define BIOS_CMD_TABLE_PARA_REVISION(fname)\
53 	bios_cmd_table_para_revision(bp->base.ctx->cgs_device, \
54 			GET_INDEX_INTO_MASTER_TABLE(command, fname))
55 
56 static void init_dig_encoder_control(struct bios_parser *bp);
57 static void init_transmitter_control(struct bios_parser *bp);
58 static void init_set_pixel_clock(struct bios_parser *bp);
59 
60 static void init_set_crtc_timing(struct bios_parser *bp);
61 
62 static void init_select_crtc_source(struct bios_parser *bp);
63 static void init_enable_crtc(struct bios_parser *bp);
64 
65 static void init_external_encoder_control(struct bios_parser *bp);
66 static void init_enable_disp_power_gating(struct bios_parser *bp);
67 static void init_set_dce_clock(struct bios_parser *bp);
68 static void init_get_smu_clock_info(struct bios_parser *bp);
69 
70 void dal_firmware_parser_init_cmd_tbl(struct bios_parser *bp)
71 {
72 	init_dig_encoder_control(bp);
73 	init_transmitter_control(bp);
74 	init_set_pixel_clock(bp);
75 
76 	init_set_crtc_timing(bp);
77 
78 	init_select_crtc_source(bp);
79 	init_enable_crtc(bp);
80 
81 	init_external_encoder_control(bp);
82 	init_enable_disp_power_gating(bp);
83 	init_set_dce_clock(bp);
84 	init_get_smu_clock_info(bp);
85 }
86 
87 static uint32_t bios_cmd_table_para_revision(void *cgs_device,
88 					     uint32_t index)
89 {
90 	uint8_t frev, crev;
91 
92 	if (cgs_atom_get_cmd_table_revs(cgs_device,
93 					index,
94 					&frev, &crev) != 0)
95 		return 0;
96 	return crev;
97 }
98 
99 /******************************************************************************
100  ******************************************************************************
101  **
102  **                  D I G E N C O D E R C O N T R O L
103  **
104  ******************************************************************************
105  *****************************************************************************/
106 
107 static enum bp_result encoder_control_digx_v1_5(
108 	struct bios_parser *bp,
109 	struct bp_encoder_control *cntl);
110 
111 static void init_dig_encoder_control(struct bios_parser *bp)
112 {
113 	uint32_t version =
114 		BIOS_CMD_TABLE_PARA_REVISION(digxencodercontrol);
115 
116 	switch (version) {
117 	case 5:
118 		bp->cmd_tbl.dig_encoder_control = encoder_control_digx_v1_5;
119 		break;
120 	default:
121 		bp->cmd_tbl.dig_encoder_control = NULL;
122 		break;
123 	}
124 }
125 
126 static enum bp_result encoder_control_digx_v1_5(
127 	struct bios_parser *bp,
128 	struct bp_encoder_control *cntl)
129 {
130 	enum bp_result result = BP_RESULT_FAILURE;
131 	struct dig_encoder_stream_setup_parameters_v1_5 params = {0};
132 
133 	params.digid = (uint8_t)(cntl->engine_id);
134 	params.action = bp->cmd_helper->encoder_action_to_atom(cntl->action);
135 
136 	params.pclk_10khz = cntl->pixel_clock / 10;
137 	params.digmode =
138 			(uint8_t)(bp->cmd_helper->encoder_mode_bp_to_atom(
139 					cntl->signal,
140 					cntl->enable_dp_audio));
141 	params.lanenum = (uint8_t)(cntl->lanes_number);
142 
143 	switch (cntl->color_depth) {
144 	case COLOR_DEPTH_888:
145 		params.bitpercolor = PANEL_8BIT_PER_COLOR;
146 		break;
147 	case COLOR_DEPTH_101010:
148 		params.bitpercolor = PANEL_10BIT_PER_COLOR;
149 		break;
150 	case COLOR_DEPTH_121212:
151 		params.bitpercolor = PANEL_12BIT_PER_COLOR;
152 		break;
153 	case COLOR_DEPTH_161616:
154 		params.bitpercolor = PANEL_16BIT_PER_COLOR;
155 		break;
156 	default:
157 		break;
158 	}
159 
160 	if (cntl->signal == SIGNAL_TYPE_HDMI_TYPE_A)
161 		switch (cntl->color_depth) {
162 		case COLOR_DEPTH_101010:
163 			params.pclk_10khz =
164 				(params.pclk_10khz * 30) / 24;
165 			break;
166 		case COLOR_DEPTH_121212:
167 			params.pclk_10khz =
168 				(params.pclk_10khz * 36) / 24;
169 			break;
170 		case COLOR_DEPTH_161616:
171 			params.pclk_10khz =
172 				(params.pclk_10khz * 48) / 24;
173 			break;
174 		default:
175 			break;
176 		}
177 
178 	if (EXEC_BIOS_CMD_TABLE(digxencodercontrol, params))
179 		result = BP_RESULT_OK;
180 
181 	return result;
182 }
183 
184 /*****************************************************************************
185  ******************************************************************************
186  **
187  **                  TRANSMITTER CONTROL
188  **
189  ******************************************************************************
190  *****************************************************************************/
191 
192 static enum bp_result transmitter_control_v1_6(
193 	struct bios_parser *bp,
194 	struct bp_transmitter_control *cntl);
195 
196 static void init_transmitter_control(struct bios_parser *bp)
197 {
198 	uint8_t frev;
199 	uint8_t crev;
200 
201 	if (BIOS_CMD_TABLE_REVISION(dig1transmittercontrol, frev, crev) != 0)
202 		BREAK_TO_DEBUGGER();
203 	switch (crev) {
204 	case 6:
205 		bp->cmd_tbl.transmitter_control = transmitter_control_v1_6;
206 		break;
207 	default:
208 		bp->cmd_tbl.transmitter_control = NULL;
209 		break;
210 	}
211 }
212 
213 static enum bp_result transmitter_control_v1_6(
214 	struct bios_parser *bp,
215 	struct bp_transmitter_control *cntl)
216 {
217 	enum bp_result result = BP_RESULT_FAILURE;
218 	const struct command_table_helper *cmd = bp->cmd_helper;
219 	struct dig_transmitter_control_ps_allocation_v1_6 ps = { { 0 } };
220 
221 	ps.param.phyid = cmd->phy_id_to_atom(cntl->transmitter);
222 	ps.param.action = (uint8_t)cntl->action;
223 
224 	if (cntl->action == TRANSMITTER_CONTROL_SET_VOLTAGE_AND_PREEMPASIS)
225 		ps.param.mode_laneset.dplaneset = (uint8_t)cntl->lane_settings;
226 	else
227 		ps.param.mode_laneset.digmode =
228 				cmd->signal_type_to_atom_dig_mode(cntl->signal);
229 
230 	ps.param.lanenum = (uint8_t)cntl->lanes_number;
231 	ps.param.hpdsel = cmd->hpd_sel_to_atom(cntl->hpd_sel);
232 	ps.param.digfe_sel = cmd->dig_encoder_sel_to_atom(cntl->engine_id);
233 	ps.param.connobj_id = (uint8_t)cntl->connector_obj_id.id;
234 	ps.param.symclk_10khz = cntl->pixel_clock/10;
235 
236 
237 	if (cntl->action == TRANSMITTER_CONTROL_ENABLE ||
238 		cntl->action == TRANSMITTER_CONTROL_ACTIAVATE ||
239 		cntl->action == TRANSMITTER_CONTROL_DEACTIVATE) {
240 		dm_logger_write(bp->base.ctx->logger, LOG_BIOS,\
241 		"%s:ps.param.symclk_10khz = %d\n",\
242 		__func__, ps.param.symclk_10khz);
243 	}
244 
245 
246 /*color_depth not used any more, driver has deep color factor in the Phyclk*/
247 	if (EXEC_BIOS_CMD_TABLE(dig1transmittercontrol, ps))
248 		result = BP_RESULT_OK;
249 	return result;
250 }
251 
252 /******************************************************************************
253  ******************************************************************************
254  **
255  **                  SET PIXEL CLOCK
256  **
257  ******************************************************************************
258  *****************************************************************************/
259 
260 static enum bp_result set_pixel_clock_v7(
261 	struct bios_parser *bp,
262 	struct bp_pixel_clock_parameters *bp_params);
263 
264 static void init_set_pixel_clock(struct bios_parser *bp)
265 {
266 	switch (BIOS_CMD_TABLE_PARA_REVISION(setpixelclock)) {
267 	case 7:
268 		bp->cmd_tbl.set_pixel_clock = set_pixel_clock_v7;
269 		break;
270 	default:
271 		bp->cmd_tbl.set_pixel_clock = NULL;
272 		break;
273 	}
274 }
275 
276 
277 
278 static enum bp_result set_pixel_clock_v7(
279 	struct bios_parser *bp,
280 	struct bp_pixel_clock_parameters *bp_params)
281 {
282 	enum bp_result result = BP_RESULT_FAILURE;
283 	struct set_pixel_clock_parameter_v1_7 clk;
284 	uint8_t controller_id;
285 	uint32_t pll_id;
286 
287 	memset(&clk, 0, sizeof(clk));
288 
289 	if (bp->cmd_helper->clock_source_id_to_atom(bp_params->pll_id, &pll_id)
290 			&& bp->cmd_helper->controller_id_to_atom(bp_params->
291 					controller_id, &controller_id)) {
292 		/* Note: VBIOS still wants to use ucCRTC name which is now
293 		 * 1 byte in ULONG
294 		 *typedef struct _CRTC_PIXEL_CLOCK_FREQ
295 		 *{
296 		 * target the pixel clock to drive the CRTC timing.
297 		 * ULONG ulPixelClock:24;
298 		 * 0 means disable PPLL/DCPLL. Expanded to 24 bits comparing to
299 		 * previous version.
300 		 * ATOM_CRTC1~6, indicate the CRTC controller to
301 		 * ULONG ucCRTC:8;
302 		 * drive the pixel clock. not used for DCPLL case.
303 		 *}CRTC_PIXEL_CLOCK_FREQ;
304 		 *union
305 		 *{
306 		 * pixel clock and CRTC id frequency
307 		 * CRTC_PIXEL_CLOCK_FREQ ulCrtcPclkFreq;
308 		 * ULONG ulDispEngClkFreq; dispclk frequency
309 		 *};
310 		 */
311 		clk.crtc_id = controller_id;
312 		clk.pll_id = (uint8_t) pll_id;
313 		clk.encoderobjid =
314 			bp->cmd_helper->encoder_id_to_atom(
315 				dal_graphics_object_id_get_encoder_id(
316 					bp_params->encoder_object_id));
317 
318 		clk.encoder_mode = (uint8_t) bp->
319 			cmd_helper->encoder_mode_bp_to_atom(
320 				bp_params->signal_type, false);
321 
322 		/* We need to convert from KHz units into 10KHz units */
323 		clk.pixclk_100hz = cpu_to_le32(bp_params->target_pixel_clock *
324 				10);
325 
326 		clk.deep_color_ratio =
327 			(uint8_t) bp->cmd_helper->
328 				transmitter_color_depth_to_atom(
329 					bp_params->color_depth);
330 		dm_logger_write(bp->base.ctx->logger, LOG_BIOS,\
331 				"%s:program display clock = %d"\
332 				"colorDepth = %d\n", __func__,\
333 				bp_params->target_pixel_clock, bp_params->color_depth);
334 
335 		if (bp_params->flags.FORCE_PROGRAMMING_OF_PLL)
336 			clk.miscinfo |= PIXEL_CLOCK_V7_MISC_FORCE_PROG_PPLL;
337 
338 		if (bp_params->flags.PROGRAM_PHY_PLL_ONLY)
339 			clk.miscinfo |= PIXEL_CLOCK_V7_MISC_PROG_PHYPLL;
340 
341 		if (bp_params->flags.SUPPORT_YUV_420)
342 			clk.miscinfo |= PIXEL_CLOCK_V7_MISC_YUV420_MODE;
343 
344 		if (bp_params->flags.SET_XTALIN_REF_SRC)
345 			clk.miscinfo |= PIXEL_CLOCK_V7_MISC_REF_DIV_SRC_XTALIN;
346 
347 		if (bp_params->flags.SET_GENLOCK_REF_DIV_SRC)
348 			clk.miscinfo |= PIXEL_CLOCK_V7_MISC_REF_DIV_SRC_GENLK;
349 
350 		if (bp_params->signal_type == SIGNAL_TYPE_DVI_DUAL_LINK)
351 			clk.miscinfo |= PIXEL_CLOCK_V7_MISC_DVI_DUALLINK_EN;
352 
353 		if (EXEC_BIOS_CMD_TABLE(setpixelclock, clk))
354 			result = BP_RESULT_OK;
355 	}
356 	return result;
357 }
358 
359 /******************************************************************************
360  ******************************************************************************
361  **
362  **                  SET CRTC TIMING
363  **
364  ******************************************************************************
365  *****************************************************************************/
366 
367 static enum bp_result set_crtc_using_dtd_timing_v3(
368 	struct bios_parser *bp,
369 	struct bp_hw_crtc_timing_parameters *bp_params);
370 
371 static void init_set_crtc_timing(struct bios_parser *bp)
372 {
373 	uint32_t dtd_version =
374 			BIOS_CMD_TABLE_PARA_REVISION(setcrtc_usingdtdtiming);
375 
376 	switch (dtd_version) {
377 	case 3:
378 		bp->cmd_tbl.set_crtc_timing =
379 			set_crtc_using_dtd_timing_v3;
380 		break;
381 	default:
382 		bp->cmd_tbl.set_crtc_timing = NULL;
383 		break;
384 	}
385 }
386 
387 static enum bp_result set_crtc_using_dtd_timing_v3(
388 	struct bios_parser *bp,
389 	struct bp_hw_crtc_timing_parameters *bp_params)
390 {
391 	enum bp_result result = BP_RESULT_FAILURE;
392 	struct set_crtc_using_dtd_timing_parameters params = {0};
393 	uint8_t atom_controller_id;
394 
395 	if (bp->cmd_helper->controller_id_to_atom(
396 			bp_params->controller_id, &atom_controller_id))
397 		params.crtc_id = atom_controller_id;
398 
399 	/* bios usH_Size wants h addressable size */
400 	params.h_size = cpu_to_le16((uint16_t)bp_params->h_addressable);
401 	/* bios usH_Blanking_Time wants borders included in blanking */
402 	params.h_blanking_time =
403 			cpu_to_le16((uint16_t)(bp_params->h_total -
404 					bp_params->h_addressable));
405 	/* bios usV_Size wants v addressable size */
406 	params.v_size = cpu_to_le16((uint16_t)bp_params->v_addressable);
407 	/* bios usV_Blanking_Time wants borders included in blanking */
408 	params.v_blanking_time =
409 			cpu_to_le16((uint16_t)(bp_params->v_total -
410 					bp_params->v_addressable));
411 	/* bios usHSyncOffset is the offset from the end of h addressable,
412 	 * our horizontalSyncStart is the offset from the beginning
413 	 * of h addressable
414 	 */
415 	params.h_syncoffset =
416 			cpu_to_le16((uint16_t)(bp_params->h_sync_start -
417 					bp_params->h_addressable));
418 	params.h_syncwidth = cpu_to_le16((uint16_t)bp_params->h_sync_width);
419 	/* bios usHSyncOffset is the offset from the end of v addressable,
420 	 * our verticalSyncStart is the offset from the beginning of
421 	 * v addressable
422 	 */
423 	params.v_syncoffset =
424 			cpu_to_le16((uint16_t)(bp_params->v_sync_start -
425 					bp_params->v_addressable));
426 	params.v_syncwidth = cpu_to_le16((uint16_t)bp_params->v_sync_width);
427 
428 	/* we assume that overscan from original timing does not get bigger
429 	 * than 255
430 	 * we will program all the borders in the Set CRTC Overscan call below
431 	 */
432 
433 	if (bp_params->flags.HSYNC_POSITIVE_POLARITY == 0)
434 		params.modemiscinfo =
435 				cpu_to_le16(le16_to_cpu(params.modemiscinfo) |
436 						ATOM_HSYNC_POLARITY);
437 
438 	if (bp_params->flags.VSYNC_POSITIVE_POLARITY == 0)
439 		params.modemiscinfo =
440 				cpu_to_le16(le16_to_cpu(params.modemiscinfo) |
441 						ATOM_VSYNC_POLARITY);
442 
443 	if (bp_params->flags.INTERLACE)	{
444 		params.modemiscinfo =
445 				cpu_to_le16(le16_to_cpu(params.modemiscinfo) |
446 						ATOM_INTERLACE);
447 
448 		/* original DAL code has this condition to apply this
449 		 * for non-TV/CV only
450 		 * due to complex MV testing for possible impact
451 		 * if ( pACParameters->signal != SignalType_YPbPr &&
452 		 *  pACParameters->signal != SignalType_Composite &&
453 		 *  pACParameters->signal != SignalType_SVideo)
454 		 */
455 		{
456 			/* HW will deduct 0.5 line from 2nd feild.
457 			 * i.e. for 1080i, it is 2 lines for 1st field,
458 			 * 2.5 lines for the 2nd feild. we need input as 5
459 			 * instead of 4.
460 			 * but it is 4 either from Edid data (spec CEA 861)
461 			 * or CEA timing table.
462 			 */
463 			params.v_syncoffset =
464 				cpu_to_le16(le16_to_cpu(params.v_syncoffset) +
465 						1);
466 
467 		}
468 	}
469 
470 	if (bp_params->flags.HORZ_COUNT_BY_TWO)
471 		params.modemiscinfo =
472 			cpu_to_le16(le16_to_cpu(params.modemiscinfo) |
473 					0x100); /* ATOM_DOUBLE_CLOCK_MODE */
474 
475 	if (EXEC_BIOS_CMD_TABLE(setcrtc_usingdtdtiming, params))
476 		result = BP_RESULT_OK;
477 
478 	return result;
479 }
480 
481 /******************************************************************************
482  ******************************************************************************
483  **
484  **                  SELECT CRTC SOURCE
485  **
486  ******************************************************************************
487  *****************************************************************************/
488 
489 
490 static enum bp_result select_crtc_source_v3(
491 	struct bios_parser *bp,
492 	struct bp_crtc_source_select *bp_params);
493 
494 static void init_select_crtc_source(struct bios_parser *bp)
495 {
496 	switch (BIOS_CMD_TABLE_PARA_REVISION(selectcrtc_source)) {
497 	case 3:
498 		bp->cmd_tbl.select_crtc_source = select_crtc_source_v3;
499 		break;
500 	default:
501 		bp->cmd_tbl.select_crtc_source = NULL;
502 		break;
503 	}
504 }
505 
506 
507 static enum bp_result select_crtc_source_v3(
508 	struct bios_parser *bp,
509 	struct bp_crtc_source_select *bp_params)
510 {
511 	bool result = BP_RESULT_FAILURE;
512 	struct select_crtc_source_parameters_v2_3 params;
513 	uint8_t atom_controller_id;
514 	uint32_t atom_engine_id;
515 	enum signal_type s = bp_params->signal;
516 
517 	memset(&params, 0, sizeof(params));
518 
519 	if (bp->cmd_helper->controller_id_to_atom(bp_params->controller_id,
520 			&atom_controller_id))
521 		params.crtc_id = atom_controller_id;
522 	else
523 		return result;
524 
525 	if (bp->cmd_helper->engine_bp_to_atom(bp_params->engine_id,
526 			&atom_engine_id))
527 		params.encoder_id = (uint8_t)atom_engine_id;
528 	else
529 		return result;
530 
531 	if (s == SIGNAL_TYPE_EDP ||
532 		(s == SIGNAL_TYPE_DISPLAY_PORT && bp_params->sink_signal ==
533 							SIGNAL_TYPE_LVDS))
534 		s = SIGNAL_TYPE_LVDS;
535 
536 	params.encode_mode =
537 			bp->cmd_helper->encoder_mode_bp_to_atom(
538 					s, bp_params->enable_dp_audio);
539 	/* Needed for VBIOS Random Spatial Dithering feature */
540 	params.dst_bpc = (uint8_t)(bp_params->display_output_bit_depth);
541 
542 	if (EXEC_BIOS_CMD_TABLE(selectcrtc_source, params))
543 		result = BP_RESULT_OK;
544 
545 	return result;
546 }
547 
548 /******************************************************************************
549  ******************************************************************************
550  **
551  **                  ENABLE CRTC
552  **
553  ******************************************************************************
554  *****************************************************************************/
555 
556 static enum bp_result enable_crtc_v1(
557 	struct bios_parser *bp,
558 	enum controller_id controller_id,
559 	bool enable);
560 
561 static void init_enable_crtc(struct bios_parser *bp)
562 {
563 	switch (BIOS_CMD_TABLE_PARA_REVISION(enablecrtc)) {
564 	case 1:
565 		bp->cmd_tbl.enable_crtc = enable_crtc_v1;
566 		break;
567 	default:
568 		bp->cmd_tbl.enable_crtc = NULL;
569 		break;
570 	}
571 }
572 
573 static enum bp_result enable_crtc_v1(
574 	struct bios_parser *bp,
575 	enum controller_id controller_id,
576 	bool enable)
577 {
578 	bool result = BP_RESULT_FAILURE;
579 	struct enable_crtc_parameters params = {0};
580 	uint8_t id;
581 
582 	if (bp->cmd_helper->controller_id_to_atom(controller_id, &id))
583 		params.crtc_id = id;
584 	else
585 		return BP_RESULT_BADINPUT;
586 
587 	if (enable)
588 		params.enable = ATOM_ENABLE;
589 	else
590 		params.enable = ATOM_DISABLE;
591 
592 	if (EXEC_BIOS_CMD_TABLE(enablecrtc, params))
593 		result = BP_RESULT_OK;
594 
595 	return result;
596 }
597 
598 /******************************************************************************
599  ******************************************************************************
600  **
601  **                  DISPLAY PLL
602  **
603  ******************************************************************************
604  *****************************************************************************/
605 
606 
607 
608 /******************************************************************************
609  ******************************************************************************
610  **
611  **                  EXTERNAL ENCODER CONTROL
612  **
613  ******************************************************************************
614  *****************************************************************************/
615 
616 static enum bp_result external_encoder_control_v3(
617 	struct bios_parser *bp,
618 	struct bp_external_encoder_control *cntl);
619 
620 static void init_external_encoder_control(
621 	struct bios_parser *bp)
622 {
623 	switch (BIOS_CMD_TABLE_PARA_REVISION(externalencodercontrol)) {
624 	case 3:
625 		bp->cmd_tbl.external_encoder_control =
626 				external_encoder_control_v3;
627 		break;
628 	default:
629 		bp->cmd_tbl.external_encoder_control = NULL;
630 		break;
631 	}
632 }
633 
634 static enum bp_result external_encoder_control_v3(
635 	struct bios_parser *bp,
636 	struct bp_external_encoder_control *cntl)
637 {
638 	/* TODO */
639 	return BP_RESULT_OK;
640 }
641 
642 /******************************************************************************
643  ******************************************************************************
644  **
645  **                  ENABLE DISPLAY POWER GATING
646  **
647  ******************************************************************************
648  *****************************************************************************/
649 
650 static enum bp_result enable_disp_power_gating_v2_1(
651 	struct bios_parser *bp,
652 	enum controller_id crtc_id,
653 	enum bp_pipe_control_action action);
654 
655 static void init_enable_disp_power_gating(
656 	struct bios_parser *bp)
657 {
658 	switch (BIOS_CMD_TABLE_PARA_REVISION(enabledisppowergating)) {
659 	case 1:
660 		bp->cmd_tbl.enable_disp_power_gating =
661 				enable_disp_power_gating_v2_1;
662 		break;
663 	default:
664 		bp->cmd_tbl.enable_disp_power_gating = NULL;
665 		break;
666 	}
667 }
668 
669 static enum bp_result enable_disp_power_gating_v2_1(
670 	struct bios_parser *bp,
671 	enum controller_id crtc_id,
672 	enum bp_pipe_control_action action)
673 {
674 	enum bp_result result = BP_RESULT_FAILURE;
675 
676 
677 	struct enable_disp_power_gating_ps_allocation ps = { { 0 } };
678 	uint8_t atom_crtc_id;
679 
680 	if (bp->cmd_helper->controller_id_to_atom(crtc_id, &atom_crtc_id))
681 		ps.param.disp_pipe_id = atom_crtc_id;
682 	else
683 		return BP_RESULT_BADINPUT;
684 
685 	ps.param.enable =
686 		bp->cmd_helper->disp_power_gating_action_to_atom(action);
687 
688 	if (EXEC_BIOS_CMD_TABLE(enabledisppowergating, ps.param))
689 		result = BP_RESULT_OK;
690 
691 	return result;
692 }
693 
694 /******************************************************************************
695 *******************************************************************************
696  **
697  **                  SET DCE CLOCK
698  **
699 *******************************************************************************
700 *******************************************************************************/
701 
702 static enum bp_result set_dce_clock_v2_1(
703 	struct bios_parser *bp,
704 	struct bp_set_dce_clock_parameters *bp_params);
705 
706 static void init_set_dce_clock(struct bios_parser *bp)
707 {
708 	switch (BIOS_CMD_TABLE_PARA_REVISION(setdceclock)) {
709 	case 1:
710 		bp->cmd_tbl.set_dce_clock = set_dce_clock_v2_1;
711 		break;
712 	default:
713 		bp->cmd_tbl.set_dce_clock = NULL;
714 		break;
715 	}
716 }
717 
718 static enum bp_result set_dce_clock_v2_1(
719 	struct bios_parser *bp,
720 	struct bp_set_dce_clock_parameters *bp_params)
721 {
722 	enum bp_result result = BP_RESULT_FAILURE;
723 
724 	struct set_dce_clock_ps_allocation_v2_1 params;
725 	uint32_t atom_pll_id;
726 	uint32_t atom_clock_type;
727 	const struct command_table_helper *cmd = bp->cmd_helper;
728 
729 	memset(&params, 0, sizeof(params));
730 
731 	if (!cmd->clock_source_id_to_atom(bp_params->pll_id, &atom_pll_id) ||
732 			!cmd->dc_clock_type_to_atom(bp_params->clock_type,
733 					&atom_clock_type))
734 		return BP_RESULT_BADINPUT;
735 
736 	params.param.dceclksrc  = atom_pll_id;
737 	params.param.dceclktype = atom_clock_type;
738 
739 	if (bp_params->clock_type == DCECLOCK_TYPE_DPREFCLK) {
740 		if (bp_params->flags.USE_GENLOCK_AS_SOURCE_FOR_DPREFCLK)
741 			params.param.dceclkflag |=
742 					DCE_CLOCK_FLAG_PLL_REFCLK_SRC_GENLK;
743 
744 		if (bp_params->flags.USE_PCIE_AS_SOURCE_FOR_DPREFCLK)
745 			params.param.dceclkflag |=
746 					DCE_CLOCK_FLAG_PLL_REFCLK_SRC_PCIE;
747 
748 		if (bp_params->flags.USE_XTALIN_AS_SOURCE_FOR_DPREFCLK)
749 			params.param.dceclkflag |=
750 					DCE_CLOCK_FLAG_PLL_REFCLK_SRC_XTALIN;
751 
752 		if (bp_params->flags.USE_GENERICA_AS_SOURCE_FOR_DPREFCLK)
753 			params.param.dceclkflag |=
754 					DCE_CLOCK_FLAG_PLL_REFCLK_SRC_GENERICA;
755 	} else
756 		/* only program clock frequency if display clock is used;
757 		 * VBIOS will program DPREFCLK
758 		 * We need to convert from KHz units into 10KHz units
759 		 */
760 		params.param.dceclk_10khz = cpu_to_le32(
761 				bp_params->target_clock_frequency / 10);
762 	dm_logger_write(bp->base.ctx->logger, LOG_BIOS,
763 			"%s:target_clock_frequency = %d"\
764 			"clock_type = %d \n", __func__,\
765 			bp_params->target_clock_frequency,\
766 			bp_params->clock_type);
767 
768 	if (EXEC_BIOS_CMD_TABLE(setdceclock, params)) {
769 		/* Convert from 10KHz units back to KHz */
770 		bp_params->target_clock_frequency = le32_to_cpu(
771 				params.param.dceclk_10khz) * 10;
772 		result = BP_RESULT_OK;
773 	}
774 
775 	return result;
776 }
777 
778 
779 /******************************************************************************
780  ******************************************************************************
781  **
782  **                  GET SMU CLOCK INFO
783  **
784  ******************************************************************************
785  *****************************************************************************/
786 
787 static unsigned int get_smu_clock_info_v3_1(struct bios_parser *bp);
788 
789 static void init_get_smu_clock_info(struct bios_parser *bp)
790 {
791 	/* TODO add switch for table vrsion */
792 	bp->cmd_tbl.get_smu_clock_info = get_smu_clock_info_v3_1;
793 
794 }
795 
796 static unsigned int get_smu_clock_info_v3_1(struct bios_parser *bp)
797 {
798 	struct atom_get_smu_clock_info_parameters_v3_1 smu_input = {0};
799 	struct atom_get_smu_clock_info_output_parameters_v3_1 smu_output;
800 
801 	smu_input.command = GET_SMU_CLOCK_INFO_V3_1_GET_PLLVCO_FREQ;
802 
803 	/* Get Specific Clock */
804 	if (EXEC_BIOS_CMD_TABLE(getsmuclockinfo, smu_input)) {
805 		memmove(&smu_output, &smu_input, sizeof(
806 			struct atom_get_smu_clock_info_parameters_v3_1));
807 		return smu_output.atom_smu_outputclkfreq.syspllvcofreq_10khz;
808 	}
809 
810 	return 0;
811 }
812 
813