1	/*
2	* Copyright 2007-11 Advanced Micro Devices, Inc.
3	* Copyright 2008 Red Hat Inc.
4	*
5	* Permission is hereby granted, free of charge, to any person obtaining a
6	* copy of this software and associated documentation files (the "Software"),
7	* to deal in the Software without restriction, including without limitation
8	* the rights to use, copy, modify, merge, publish, distribute, sublicense,
9	* and/or sell copies of the Software, and to permit persons to whom the
10	* Software is furnished to do so, subject to the following conditions:
11	*
12	* The above copyright notice and this permission notice shall be included in
13	* all copies or substantial portions of the Software.
14	*
15	* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16	* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17	* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
18	* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
19	* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
20	* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
21	* OTHER DEALINGS IN THE SOFTWARE.
22	*
23	* Authors: Dave Airlie
24	* Alex Deucher
25	*/
26
27	#include <linux/pci.h>
28
29	#include <acpi/video.h>
30
31	#include <drm/drm_edid.h>
32	#include <drm/amdgpu_drm.h>
33	#include "amdgpu.h"
34	#include "amdgpu_connectors.h"
35	#include "amdgpu_display.h"
36	#include "atom.h"
37	#include "atombios_encoders.h"
38	#include "atombios_dp.h"
39	#include <linux/backlight.h>
40	#include "bif/bif_4_1_d.h"
41
42	u8
43	amdgpu_atombios_encoder_get_backlight_level_from_reg(struct amdgpu_device *adev)
44	{
45	u8 backlight_level;
46	u32 bios_2_scratch;
47
48	bios_2_scratch = RREG32(mmBIOS_SCRATCH_2);
49
50	backlight_level = ((bios_2_scratch & ATOM_S2_CURRENT_BL_LEVEL_MASK) >>
51	ATOM_S2_CURRENT_BL_LEVEL_SHIFT);
52
53	return backlight_level;
54	}
55
56	void
57	amdgpu_atombios_encoder_set_backlight_level_to_reg(struct amdgpu_device *adev,
58	u8 backlight_level)
59	{
60	u32 bios_2_scratch;
61
62	bios_2_scratch = RREG32(mmBIOS_SCRATCH_2);
63
64	bios_2_scratch &= ~ATOM_S2_CURRENT_BL_LEVEL_MASK;
65	bios_2_scratch |= ((backlight_level << ATOM_S2_CURRENT_BL_LEVEL_SHIFT) &
66	ATOM_S2_CURRENT_BL_LEVEL_MASK);
67
68	WREG32(mmBIOS_SCRATCH_2, bios_2_scratch);
69	}
70
71	u8
72	amdgpu_atombios_encoder_get_backlight_level(struct amdgpu_encoder *amdgpu_encoder)
73	{
74	struct drm_device *dev = amdgpu_encoder->base.dev;
75	struct amdgpu_device *adev = drm_to_adev(ddev: dev);
76
77	if (!(adev->mode_info.firmware_flags & ATOM_BIOS_INFO_BL_CONTROLLED_BY_GPU))
78	return 0;
79
80	return amdgpu_atombios_encoder_get_backlight_level_from_reg(adev);
81	}
82
83	void
84	amdgpu_atombios_encoder_set_backlight_level(struct amdgpu_encoder *amdgpu_encoder,
85	u8 level)
86	{
87	struct drm_encoder *encoder = &amdgpu_encoder->base;
88	struct drm_device *dev = amdgpu_encoder->base.dev;
89	struct amdgpu_device *adev = drm_to_adev(ddev: dev);
90	struct amdgpu_encoder_atom_dig *dig;
91
92	if (!(adev->mode_info.firmware_flags & ATOM_BIOS_INFO_BL_CONTROLLED_BY_GPU))
93	return;
94
95	if ((amdgpu_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) &&
96	amdgpu_encoder->enc_priv) {
97	dig = amdgpu_encoder->enc_priv;
98	dig->backlight_level = level;
99	amdgpu_atombios_encoder_set_backlight_level_to_reg(adev, backlight_level: dig->backlight_level);
100
101	switch (amdgpu_encoder->encoder_id) {
102	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
103	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_LVTMA:
104	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
105	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
106	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY3:
107	if (dig->backlight_level == 0)
108	amdgpu_atombios_encoder_setup_dig_transmitter(encoder,
109	ATOM_TRANSMITTER_ACTION_LCD_BLOFF, lane_num: 0, lane_set: 0);
110	else {
111	amdgpu_atombios_encoder_setup_dig_transmitter(encoder,
112	ATOM_TRANSMITTER_ACTION_BL_BRIGHTNESS_CONTROL, lane_num: 0, lane_set: 0);
113	amdgpu_atombios_encoder_setup_dig_transmitter(encoder,
114	ATOM_TRANSMITTER_ACTION_LCD_BLON, lane_num: 0, lane_set: 0);
115	}
116	break;
117	default:
118	break;
119	}
120	}
121	}
122
123	static u8 amdgpu_atombios_encoder_backlight_level(struct backlight_device *bd)
124	{
125	u8 level;
126
127	/* Convert brightness to hardware level */
128	if (bd->props.brightness < 0)
129	level = 0;
130	else if (bd->props.brightness > AMDGPU_MAX_BL_LEVEL)
131	level = AMDGPU_MAX_BL_LEVEL;
132	else
133	level = bd->props.brightness;
134
135	return level;
136	}
137
138	static int amdgpu_atombios_encoder_update_backlight_status(struct backlight_device *bd)
139	{
140	struct amdgpu_backlight_privdata *pdata = bl_get_data(bl_dev: bd);
141	struct amdgpu_encoder *amdgpu_encoder = pdata->encoder;
142
143	amdgpu_atombios_encoder_set_backlight_level(amdgpu_encoder,
144	level: amdgpu_atombios_encoder_backlight_level(bd));
145
146	return 0;
147	}
148
149	static int
150	amdgpu_atombios_encoder_get_backlight_brightness(struct backlight_device *bd)
151	{
152	struct amdgpu_backlight_privdata *pdata = bl_get_data(bl_dev: bd);
153	struct amdgpu_encoder *amdgpu_encoder = pdata->encoder;
154	struct drm_device *dev = amdgpu_encoder->base.dev;
155	struct amdgpu_device *adev = drm_to_adev(ddev: dev);
156
157	return amdgpu_atombios_encoder_get_backlight_level_from_reg(adev);
158	}
159
160	static const struct backlight_ops amdgpu_atombios_encoder_backlight_ops = {
161	.get_brightness = amdgpu_atombios_encoder_get_backlight_brightness,
162	.update_status = amdgpu_atombios_encoder_update_backlight_status,
163	};
164
165	void amdgpu_atombios_encoder_init_backlight(struct amdgpu_encoder *amdgpu_encoder,
166	struct drm_connector *drm_connector)
167	{
168	struct drm_device *dev = amdgpu_encoder->base.dev;
169	struct amdgpu_device *adev = drm_to_adev(ddev: dev);
170	struct backlight_device *bd;
171	struct backlight_properties props;
172	struct amdgpu_backlight_privdata *pdata;
173	struct amdgpu_encoder_atom_dig *dig;
174	char bl_name[16];
175
176	/* Mac laptops with multiple GPUs use the gmux driver for backlight
177	* so don't register a backlight device
178	*/
179	if ((adev->pdev->subsystem_vendor == PCI_VENDOR_ID_APPLE) &&
180	(adev->pdev->device == 0x6741))
181	return;
182
183	if (!amdgpu_encoder->enc_priv)
184	return;
185
186	if (!(adev->mode_info.firmware_flags & ATOM_BIOS_INFO_BL_CONTROLLED_BY_GPU))
187	goto register_acpi_backlight;
188
189	if (!acpi_video_backlight_use_native()) {
190	drm_info(dev, "Skipping amdgpu atom DIG backlight registration\n");
191	goto register_acpi_backlight;
192	}
193
194	pdata = kmalloc(sizeof(struct amdgpu_backlight_privdata), GFP_KERNEL);
195	if (!pdata) {
196	DRM_ERROR("Memory allocation failed\n");
197	goto error;
198	}
199
200	memset(&props, 0, sizeof(props));
201	props.max_brightness = AMDGPU_MAX_BL_LEVEL;
202	props.type = BACKLIGHT_RAW;
203	snprintf(buf: bl_name, size: sizeof(bl_name),
204	fmt: "amdgpu_bl%d", dev->primary->index);
205	bd = backlight_device_register(name: bl_name, dev: drm_connector->kdev,
206	devdata: pdata, ops: &amdgpu_atombios_encoder_backlight_ops, props: &props);
207	if (IS_ERR(ptr: bd)) {
208	DRM_ERROR("Backlight registration failed\n");
209	goto error;
210	}
211
212	pdata->encoder = amdgpu_encoder;
213
214	dig = amdgpu_encoder->enc_priv;
215	dig->bl_dev = bd;
216
217	bd->props.brightness = amdgpu_atombios_encoder_get_backlight_brightness(bd);
218	bd->props.power = BACKLIGHT_POWER_ON;
219	backlight_update_status(bd);
220
221	DRM_INFO("amdgpu atom DIG backlight initialized\n");
222
223	return;
224
225	error:
226	kfree(objp: pdata);
227	return;
228
229	register_acpi_backlight:
230	/* Try registering an ACPI video backlight device instead. */
231	acpi_video_register_backlight();
232	}
233
234	void
235	amdgpu_atombios_encoder_fini_backlight(struct amdgpu_encoder *amdgpu_encoder)
236	{
237	struct drm_device *dev = amdgpu_encoder->base.dev;
238	struct amdgpu_device *adev = drm_to_adev(ddev: dev);
239	struct backlight_device *bd = NULL;
240	struct amdgpu_encoder_atom_dig *dig;
241
242	if (!amdgpu_encoder->enc_priv)
243	return;
244
245	if (!(adev->mode_info.firmware_flags & ATOM_BIOS_INFO_BL_CONTROLLED_BY_GPU))
246	return;
247
248	dig = amdgpu_encoder->enc_priv;
249	bd = dig->bl_dev;
250	dig->bl_dev = NULL;
251
252	if (bd) {
253	struct amdgpu_legacy_backlight_privdata *pdata;
254
255	pdata = bl_get_data(bl_dev: bd);
256	backlight_device_unregister(bd);
257	kfree(objp: pdata);
258
259	DRM_INFO("amdgpu atom LVDS backlight unloaded\n");
260	}
261	}
262
263	bool amdgpu_atombios_encoder_is_digital(struct drm_encoder *encoder)
264	{
265	struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
266	switch (amdgpu_encoder->encoder_id) {
267	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1:
268	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
269	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
270	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
271	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY3:
272	return true;
273	default:
274	return false;
275	}
276	}
277
278	bool amdgpu_atombios_encoder_mode_fixup(struct drm_encoder *encoder,
279	const struct drm_display_mode *mode,
280	struct drm_display_mode *adjusted_mode)
281	{
282	struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
283
284	/* set the active encoder to connector routing */
285	amdgpu_encoder_set_active_device(encoder);
286	drm_mode_set_crtcinfo(p: adjusted_mode, adjust_flags: 0);
287
288	/* hw bug */
289	if ((mode->flags & DRM_MODE_FLAG_INTERLACE)
290	&& (mode->crtc_vsync_start < (mode->crtc_vdisplay + 2)))
291	adjusted_mode->crtc_vsync_start = adjusted_mode->crtc_vdisplay + 2;
292
293	/* vertical FP must be at least 1 */
294	if (mode->crtc_vsync_start == mode->crtc_vdisplay)
295	adjusted_mode->crtc_vsync_start++;
296
297	/* get the native mode for scaling */
298	if (amdgpu_encoder->active_device & (ATOM_DEVICE_LCD_SUPPORT))
299	amdgpu_panel_mode_fixup(encoder, adjusted_mode);
300	else if (amdgpu_encoder->rmx_type != RMX_OFF)
301	amdgpu_panel_mode_fixup(encoder, adjusted_mode);
302
303	if ((amdgpu_encoder->active_device & (ATOM_DEVICE_DFP_SUPPORT | ATOM_DEVICE_LCD_SUPPORT)) ||
304	(amdgpu_encoder_get_dp_bridge_encoder_id(encoder) != ENCODER_OBJECT_ID_NONE)) {
305	struct drm_connector *connector = amdgpu_get_connector_for_encoder(encoder);
306	amdgpu_atombios_dp_set_link_config(connector, mode: adjusted_mode);
307	}
308
309	return true;
310	}
311
312	static void
313	amdgpu_atombios_encoder_setup_dac(struct drm_encoder *encoder, int action)
314	{
315	struct drm_device *dev = encoder->dev;
316	struct amdgpu_device *adev = drm_to_adev(ddev: dev);
317	struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
318	DAC_ENCODER_CONTROL_PS_ALLOCATION args;
319	int index = 0;
320
321	memset(&args, 0, sizeof(args));
322
323	switch (amdgpu_encoder->encoder_id) {
324	case ENCODER_OBJECT_ID_INTERNAL_DAC1:
325	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1:
326	index = GetIndexIntoMasterTable(COMMAND, DAC1EncoderControl);
327	break;
328	case ENCODER_OBJECT_ID_INTERNAL_DAC2:
329	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC2:
330	index = GetIndexIntoMasterTable(COMMAND, DAC2EncoderControl);
331	break;
332	}
333
334	args.ucAction = action;
335	args.ucDacStandard = ATOM_DAC1_PS2;
336	args.usPixelClock = cpu_to_le16(amdgpu_encoder->pixel_clock / 10);
337
338	amdgpu_atom_execute_table(ctx: adev->mode_info.atom_context, index, params: (uint32_t *)&args, params_size: sizeof(args));
339
340	}
341
342	static u8 amdgpu_atombios_encoder_get_bpc(struct drm_encoder *encoder)
343	{
344	int bpc = 8;
345
346	if (encoder->crtc) {
347	struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(encoder->crtc);
348	bpc = amdgpu_crtc->bpc;
349	}
350
351	switch (bpc) {
352	case 0:
353	return PANEL_BPC_UNDEFINE;
354	case 6:
355	return PANEL_6BIT_PER_COLOR;
356	case 8:
357	default:
358	return PANEL_8BIT_PER_COLOR;
359	case 10:
360	return PANEL_10BIT_PER_COLOR;
361	case 12:
362	return PANEL_12BIT_PER_COLOR;
363	case 16:
364	return PANEL_16BIT_PER_COLOR;
365	}
366	}
367
368	union dvo_encoder_control {
369	ENABLE_EXTERNAL_TMDS_ENCODER_PS_ALLOCATION ext_tmds;
370	DVO_ENCODER_CONTROL_PS_ALLOCATION dvo;
371	DVO_ENCODER_CONTROL_PS_ALLOCATION_V3 dvo_v3;
372	DVO_ENCODER_CONTROL_PS_ALLOCATION_V1_4 dvo_v4;
373	};
374
375	static void
376	amdgpu_atombios_encoder_setup_dvo(struct drm_encoder *encoder, int action)
377	{
378	struct drm_device *dev = encoder->dev;
379	struct amdgpu_device *adev = drm_to_adev(ddev: dev);
380	struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
381	union dvo_encoder_control args;
382	int index = GetIndexIntoMasterTable(COMMAND, DVOEncoderControl);
383	uint8_t frev, crev;
384
385	memset(&args, 0, sizeof(args));
386
387	if (!amdgpu_atom_parse_cmd_header(ctx: adev->mode_info.atom_context, index, frev: &frev, crev: &crev))
388	return;
389
390	switch (frev) {
391	case 1:
392	switch (crev) {
393	case 1:
394	/* R4xx, R5xx */
395	args.ext_tmds.sXTmdsEncoder.ucEnable = action;
396
397	if (amdgpu_dig_monitor_is_duallink(encoder, pixel_clock: amdgpu_encoder->pixel_clock))
398	args.ext_tmds.sXTmdsEncoder.ucMisc |= PANEL_ENCODER_MISC_DUAL;
399
400	args.ext_tmds.sXTmdsEncoder.ucMisc |= ATOM_PANEL_MISC_888RGB;
401	break;
402	case 2:
403	/* RS600/690/740 */
404	args.dvo.sDVOEncoder.ucAction = action;
405	args.dvo.sDVOEncoder.usPixelClock = cpu_to_le16(amdgpu_encoder->pixel_clock / 10);
406	/* DFP1, CRT1, TV1 depending on the type of port */
407	args.dvo.sDVOEncoder.ucDeviceType = ATOM_DEVICE_DFP1_INDEX;
408
409	if (amdgpu_dig_monitor_is_duallink(encoder, pixel_clock: amdgpu_encoder->pixel_clock))
410	args.dvo.sDVOEncoder.usDevAttr.sDigAttrib.ucAttribute |= PANEL_ENCODER_MISC_DUAL;
411	break;
412	case 3:
413	/* R6xx */
414	args.dvo_v3.ucAction = action;
415	args.dvo_v3.usPixelClock = cpu_to_le16(amdgpu_encoder->pixel_clock / 10);
416	args.dvo_v3.ucDVOConfig = 0; /* XXX */
417	break;
418	case 4:
419	/* DCE8 */
420	args.dvo_v4.ucAction = action;
421	args.dvo_v4.usPixelClock = cpu_to_le16(amdgpu_encoder->pixel_clock / 10);
422	args.dvo_v4.ucDVOConfig = 0; /* XXX */
423	args.dvo_v4.ucBitPerColor = amdgpu_atombios_encoder_get_bpc(encoder);
424	break;
425	default:
426	DRM_ERROR("Unknown table version %d, %d\n", frev, crev);
427	break;
428	}
429	break;
430	default:
431	DRM_ERROR("Unknown table version %d, %d\n", frev, crev);
432	break;
433	}
434
435	amdgpu_atom_execute_table(ctx: adev->mode_info.atom_context, index, params: (uint32_t *)&args, params_size: sizeof(args));
436	}
437
438	int amdgpu_atombios_encoder_get_encoder_mode(struct drm_encoder *encoder)
439	{
440	struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
441	struct drm_connector *connector;
442	struct amdgpu_connector *amdgpu_connector;
443	struct amdgpu_connector_atom_dig *dig_connector;
444
445	/* dp bridges are always DP */
446	if (amdgpu_encoder_get_dp_bridge_encoder_id(encoder) != ENCODER_OBJECT_ID_NONE)
447	return ATOM_ENCODER_MODE_DP;
448
449	/* DVO is always DVO */
450	if ((amdgpu_encoder->encoder_id == ENCODER_OBJECT_ID_INTERNAL_DVO1) ||
451	(amdgpu_encoder->encoder_id == ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1))
452	return ATOM_ENCODER_MODE_DVO;
453
454	connector = amdgpu_get_connector_for_encoder(encoder);
455	/* if we don't have an active device yet, just use one of
456	* the connectors tied to the encoder.
457	*/
458	if (!connector)
459	connector = amdgpu_get_connector_for_encoder_init(encoder);
460	amdgpu_connector = to_amdgpu_connector(connector);
461
462	switch (connector->connector_type) {
463	case DRM_MODE_CONNECTOR_DVII:
464	case DRM_MODE_CONNECTOR_HDMIB: /* HDMI-B is basically DL-DVI; analog works fine */
465	if (amdgpu_audio != 0) {
466	if (amdgpu_connector->use_digital &&
467	(amdgpu_connector->audio == AMDGPU_AUDIO_ENABLE))
468	return ATOM_ENCODER_MODE_HDMI;
469	else if (connector->display_info.is_hdmi &&
470	(amdgpu_connector->audio == AMDGPU_AUDIO_AUTO))
471	return ATOM_ENCODER_MODE_HDMI;
472	else if (amdgpu_connector->use_digital)
473	return ATOM_ENCODER_MODE_DVI;
474	else
475	return ATOM_ENCODER_MODE_CRT;
476	} else if (amdgpu_connector->use_digital) {
477	return ATOM_ENCODER_MODE_DVI;
478	} else {
479	return ATOM_ENCODER_MODE_CRT;
480	}
481	break;
482	case DRM_MODE_CONNECTOR_DVID:
483	case DRM_MODE_CONNECTOR_HDMIA:
484	default:
485	if (amdgpu_audio != 0) {
486	if (amdgpu_connector->audio == AMDGPU_AUDIO_ENABLE)
487	return ATOM_ENCODER_MODE_HDMI;
488	else if (connector->display_info.is_hdmi &&
489	(amdgpu_connector->audio == AMDGPU_AUDIO_AUTO))
490	return ATOM_ENCODER_MODE_HDMI;
491	else
492	return ATOM_ENCODER_MODE_DVI;
493	} else {
494	return ATOM_ENCODER_MODE_DVI;
495	}
496	case DRM_MODE_CONNECTOR_LVDS:
497	return ATOM_ENCODER_MODE_LVDS;
498	case DRM_MODE_CONNECTOR_DisplayPort:
499	dig_connector = amdgpu_connector->con_priv;
500	if ((dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) ||
501	(dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_eDP)) {
502	return ATOM_ENCODER_MODE_DP;
503	} else if (amdgpu_audio != 0) {
504	if (amdgpu_connector->audio == AMDGPU_AUDIO_ENABLE)
505	return ATOM_ENCODER_MODE_HDMI;
506	else if (connector->display_info.is_hdmi &&
507	(amdgpu_connector->audio == AMDGPU_AUDIO_AUTO))
508	return ATOM_ENCODER_MODE_HDMI;
509	else
510	return ATOM_ENCODER_MODE_DVI;
511	} else {
512	return ATOM_ENCODER_MODE_DVI;
513	}
514	case DRM_MODE_CONNECTOR_eDP:
515	return ATOM_ENCODER_MODE_DP;
516	case DRM_MODE_CONNECTOR_DVIA:
517	case DRM_MODE_CONNECTOR_VGA:
518	return ATOM_ENCODER_MODE_CRT;
519	case DRM_MODE_CONNECTOR_Composite:
520	case DRM_MODE_CONNECTOR_SVIDEO:
521	case DRM_MODE_CONNECTOR_9PinDIN:
522	/* fix me */
523	return ATOM_ENCODER_MODE_TV;
524	}
525	}
526
527	/*
528	* DIG Encoder/Transmitter Setup
529	*
530	* DCE 6.0
531	* - 3 DIG transmitter blocks UNIPHY0/1/2 (links A and B).
532	* Supports up to 6 digital outputs
533	* - 6 DIG encoder blocks.
534	* - DIG to PHY mapping is hardcoded
535	* DIG1 drives UNIPHY0 link A, A+B
536	* DIG2 drives UNIPHY0 link B
537	* DIG3 drives UNIPHY1 link A, A+B
538	* DIG4 drives UNIPHY1 link B
539	* DIG5 drives UNIPHY2 link A, A+B
540	* DIG6 drives UNIPHY2 link B
541	*
542	* Routing
543	* crtc -> dig encoder -> UNIPHY/LVTMA (1 or 2 links)
544	* Examples:
545	* crtc0 -> dig2 -> LVTMA links A+B -> TMDS/HDMI
546	* crtc1 -> dig1 -> UNIPHY0 link B -> DP
547	* crtc0 -> dig1 -> UNIPHY2 link A -> LVDS
548	* crtc1 -> dig2 -> UNIPHY1 link B+A -> TMDS/HDMI
549	*/
550
551	union dig_encoder_control {
552	DIG_ENCODER_CONTROL_PS_ALLOCATION v1;
553	DIG_ENCODER_CONTROL_PARAMETERS_V2 v2;
554	DIG_ENCODER_CONTROL_PARAMETERS_V3 v3;
555	DIG_ENCODER_CONTROL_PARAMETERS_V4 v4;
556	DIG_ENCODER_CONTROL_PARAMETERS_V5 v5;
557	};
558
559	void
560	amdgpu_atombios_encoder_setup_dig_encoder(struct drm_encoder *encoder,
561	int action, int panel_mode)
562	{
563	struct drm_device *dev = encoder->dev;
564	struct amdgpu_device *adev = drm_to_adev(ddev: dev);
565	struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
566	struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
567	struct drm_connector *connector = amdgpu_get_connector_for_encoder(encoder);
568	union dig_encoder_control args;
569	int index = GetIndexIntoMasterTable(COMMAND, DIGxEncoderControl);
570	uint8_t frev, crev;
571	int dp_clock = 0;
572	int dp_lane_count = 0;
573	int hpd_id = AMDGPU_HPD_NONE;
574
575	if (connector) {
576	struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector);
577	struct amdgpu_connector_atom_dig *dig_connector =
578	amdgpu_connector->con_priv;
579
580	dp_clock = dig_connector->dp_clock;
581	dp_lane_count = dig_connector->dp_lane_count;
582	hpd_id = amdgpu_connector->hpd.hpd;
583	}
584
585	/* no dig encoder assigned */
586	if (dig->dig_encoder == -1)
587	return;
588
589	memset(&args, 0, sizeof(args));
590
591	if (!amdgpu_atom_parse_cmd_header(ctx: adev->mode_info.atom_context, index, frev: &frev, crev: &crev))
592	return;
593
594	switch (frev) {
595	case 1:
596	switch (crev) {
597	case 1:
598	args.v1.ucAction = action;
599	args.v1.usPixelClock = cpu_to_le16(amdgpu_encoder->pixel_clock / 10);
600	if (action == ATOM_ENCODER_CMD_SETUP_PANEL_MODE)
601	args.v3.ucPanelMode = panel_mode;
602	else
603	args.v1.ucEncoderMode = amdgpu_atombios_encoder_get_encoder_mode(encoder);
604
605	if (ENCODER_MODE_IS_DP(args.v1.ucEncoderMode))
606	args.v1.ucLaneNum = dp_lane_count;
607	else if (amdgpu_dig_monitor_is_duallink(encoder, pixel_clock: amdgpu_encoder->pixel_clock))
608	args.v1.ucLaneNum = 8;
609	else
610	args.v1.ucLaneNum = 4;
611
612	if (ENCODER_MODE_IS_DP(args.v1.ucEncoderMode) && (dp_clock == 270000))
613	args.v1.ucConfig |= ATOM_ENCODER_CONFIG_DPLINKRATE_2_70GHZ;
614	switch (amdgpu_encoder->encoder_id) {
615	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
616	args.v1.ucConfig = ATOM_ENCODER_CONFIG_V2_TRANSMITTER1;
617	break;
618	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
619	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_LVTMA:
620	args.v1.ucConfig = ATOM_ENCODER_CONFIG_V2_TRANSMITTER2;
621	break;
622	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
623	args.v1.ucConfig = ATOM_ENCODER_CONFIG_V2_TRANSMITTER3;
624	break;
625	}
626	if (dig->linkb)
627	args.v1.ucConfig |= ATOM_ENCODER_CONFIG_LINKB;
628	else
629	args.v1.ucConfig |= ATOM_ENCODER_CONFIG_LINKA;
630	break;
631	case 2:
632	case 3:
633	args.v3.ucAction = action;
634	args.v3.usPixelClock = cpu_to_le16(amdgpu_encoder->pixel_clock / 10);
635	if (action == ATOM_ENCODER_CMD_SETUP_PANEL_MODE)
636	args.v3.ucPanelMode = panel_mode;
637	else
638	args.v3.ucEncoderMode = amdgpu_atombios_encoder_get_encoder_mode(encoder);
639
640	if (ENCODER_MODE_IS_DP(args.v3.ucEncoderMode))
641	args.v3.ucLaneNum = dp_lane_count;
642	else if (amdgpu_dig_monitor_is_duallink(encoder, pixel_clock: amdgpu_encoder->pixel_clock))
643	args.v3.ucLaneNum = 8;
644	else
645	args.v3.ucLaneNum = 4;
646
647	if (ENCODER_MODE_IS_DP(args.v3.ucEncoderMode) && (dp_clock == 270000))
648	args.v1.ucConfig |= ATOM_ENCODER_CONFIG_V3_DPLINKRATE_2_70GHZ;
649	args.v3.acConfig.ucDigSel = dig->dig_encoder;
650	args.v3.ucBitPerColor = amdgpu_atombios_encoder_get_bpc(encoder);
651	break;
652	case 4:
653	args.v4.ucAction = action;
654	args.v4.usPixelClock = cpu_to_le16(amdgpu_encoder->pixel_clock / 10);
655	if (action == ATOM_ENCODER_CMD_SETUP_PANEL_MODE)
656	args.v4.ucPanelMode = panel_mode;
657	else
658	args.v4.ucEncoderMode = amdgpu_atombios_encoder_get_encoder_mode(encoder);
659
660	if (ENCODER_MODE_IS_DP(args.v4.ucEncoderMode))
661	args.v4.ucLaneNum = dp_lane_count;
662	else if (amdgpu_dig_monitor_is_duallink(encoder, pixel_clock: amdgpu_encoder->pixel_clock))
663	args.v4.ucLaneNum = 8;
664	else
665	args.v4.ucLaneNum = 4;
666
667	if (ENCODER_MODE_IS_DP(args.v4.ucEncoderMode)) {
668	if (dp_clock == 540000)
669	args.v1.ucConfig |= ATOM_ENCODER_CONFIG_V4_DPLINKRATE_5_40GHZ;
670	else if (dp_clock == 324000)
671	args.v1.ucConfig |= ATOM_ENCODER_CONFIG_V4_DPLINKRATE_3_24GHZ;
672	else if (dp_clock == 270000)
673	args.v1.ucConfig |= ATOM_ENCODER_CONFIG_V4_DPLINKRATE_2_70GHZ;
674	else
675	args.v1.ucConfig |= ATOM_ENCODER_CONFIG_V4_DPLINKRATE_1_62GHZ;
676	}
677	args.v4.acConfig.ucDigSel = dig->dig_encoder;
678	args.v4.ucBitPerColor = amdgpu_atombios_encoder_get_bpc(encoder);
679	if (hpd_id == AMDGPU_HPD_NONE)
680	args.v4.ucHPD_ID = 0;
681	else
682	args.v4.ucHPD_ID = hpd_id + 1;
683	break;
684	case 5:
685	switch (action) {
686	case ATOM_ENCODER_CMD_SETUP_PANEL_MODE:
687	args.v5.asDPPanelModeParam.ucAction = action;
688	args.v5.asDPPanelModeParam.ucPanelMode = panel_mode;
689	args.v5.asDPPanelModeParam.ucDigId = dig->dig_encoder;
690	break;
691	case ATOM_ENCODER_CMD_STREAM_SETUP:
692	args.v5.asStreamParam.ucAction = action;
693	args.v5.asStreamParam.ucDigId = dig->dig_encoder;
694	args.v5.asStreamParam.ucDigMode =
695	amdgpu_atombios_encoder_get_encoder_mode(encoder);
696	if (ENCODER_MODE_IS_DP(args.v5.asStreamParam.ucDigMode))
697	args.v5.asStreamParam.ucLaneNum = dp_lane_count;
698	else if (amdgpu_dig_monitor_is_duallink(encoder,
699	pixel_clock: amdgpu_encoder->pixel_clock))
700	args.v5.asStreamParam.ucLaneNum = 8;
701	else
702	args.v5.asStreamParam.ucLaneNum = 4;
703	args.v5.asStreamParam.ulPixelClock =
704	cpu_to_le32(amdgpu_encoder->pixel_clock / 10);
705	args.v5.asStreamParam.ucBitPerColor =
706	amdgpu_atombios_encoder_get_bpc(encoder);
707	args.v5.asStreamParam.ucLinkRateIn270Mhz = dp_clock / 27000;
708	break;
709	case ATOM_ENCODER_CMD_DP_LINK_TRAINING_START:
710	case ATOM_ENCODER_CMD_DP_LINK_TRAINING_PATTERN1:
711	case ATOM_ENCODER_CMD_DP_LINK_TRAINING_PATTERN2:
712	case ATOM_ENCODER_CMD_DP_LINK_TRAINING_PATTERN3:
713	case ATOM_ENCODER_CMD_DP_LINK_TRAINING_PATTERN4:
714	case ATOM_ENCODER_CMD_DP_LINK_TRAINING_COMPLETE:
715	case ATOM_ENCODER_CMD_DP_VIDEO_OFF:
716	case ATOM_ENCODER_CMD_DP_VIDEO_ON:
717	args.v5.asCmdParam.ucAction = action;
718	args.v5.asCmdParam.ucDigId = dig->dig_encoder;
719	break;
720	default:
721	DRM_ERROR("Unsupported action 0x%x\n", action);
722	break;
723	}
724	break;
725	default:
726	DRM_ERROR("Unknown table version %d, %d\n", frev, crev);
727	break;
728	}
729	break;
730	default:
731	DRM_ERROR("Unknown table version %d, %d\n", frev, crev);
732	break;
733	}
734
735	amdgpu_atom_execute_table(ctx: adev->mode_info.atom_context, index, params: (uint32_t *)&args, params_size: sizeof(args));
736
737	}
738
739	union dig_transmitter_control {
740	DIG_TRANSMITTER_CONTROL_PS_ALLOCATION v1;
741	DIG_TRANSMITTER_CONTROL_PARAMETERS_V2 v2;
742	DIG_TRANSMITTER_CONTROL_PARAMETERS_V3 v3;
743	DIG_TRANSMITTER_CONTROL_PARAMETERS_V4 v4;
744	DIG_TRANSMITTER_CONTROL_PARAMETERS_V1_5 v5;
745	DIG_TRANSMITTER_CONTROL_PARAMETERS_V1_6 v6;
746	};
747
748	void
749	amdgpu_atombios_encoder_setup_dig_transmitter(struct drm_encoder *encoder, int action,
750	uint8_t lane_num, uint8_t lane_set)
751	{
752	struct drm_device *dev = encoder->dev;
753	struct amdgpu_device *adev = drm_to_adev(ddev: dev);
754	struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
755	struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
756	struct drm_connector *connector;
757	union dig_transmitter_control args;
758	int index = 0;
759	uint8_t frev, crev;
760	bool is_dp = false;
761	int pll_id = 0;
762	int dp_clock = 0;
763	int dp_lane_count = 0;
764	int connector_object_id = 0;
765	int dig_encoder = dig->dig_encoder;
766	int hpd_id = AMDGPU_HPD_NONE;
767
768	if (action == ATOM_TRANSMITTER_ACTION_INIT) {
769	connector = amdgpu_get_connector_for_encoder_init(encoder);
770	/* just needed to avoid bailing in the encoder check. the encoder
771	* isn't used for init
772	*/
773	dig_encoder = 0;
774	} else
775	connector = amdgpu_get_connector_for_encoder(encoder);
776
777	if (connector) {
778	struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector);
779	struct amdgpu_connector_atom_dig *dig_connector =
780	amdgpu_connector->con_priv;
781
782	hpd_id = amdgpu_connector->hpd.hpd;
783	dp_clock = dig_connector->dp_clock;
784	dp_lane_count = dig_connector->dp_lane_count;
785	connector_object_id =
786	(amdgpu_connector->connector_object_id & OBJECT_ID_MASK) >> OBJECT_ID_SHIFT;
787	}
788
789	if (encoder->crtc) {
790	struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(encoder->crtc);
791	pll_id = amdgpu_crtc->pll_id;
792	}
793
794	/* no dig encoder assigned */
795	if (dig_encoder == -1)
796	return;
797
798	if (ENCODER_MODE_IS_DP(amdgpu_atombios_encoder_get_encoder_mode(encoder)))
799	is_dp = true;
800
801	memset(&args, 0, sizeof(args));
802
803	switch (amdgpu_encoder->encoder_id) {
804	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1:
805	index = GetIndexIntoMasterTable(COMMAND, DVOOutputControl);
806	break;
807	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
808	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
809	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
810	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY3:
811	index = GetIndexIntoMasterTable(COMMAND, UNIPHYTransmitterControl);
812	break;
813	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_LVTMA:
814	index = GetIndexIntoMasterTable(COMMAND, LVTMATransmitterControl);
815	break;
816	}
817
818	if (!amdgpu_atom_parse_cmd_header(ctx: adev->mode_info.atom_context, index, frev: &frev, crev: &crev))
819	return;
820
821	switch (frev) {
822	case 1:
823	switch (crev) {
824	case 1:
825	args.v1.ucAction = action;
826	if (action == ATOM_TRANSMITTER_ACTION_INIT) {
827	args.v1.usInitInfo = cpu_to_le16(connector_object_id);
828	} else if (action == ATOM_TRANSMITTER_ACTION_SETUP_VSEMPH) {
829	args.v1.asMode.ucLaneSel = lane_num;
830	args.v1.asMode.ucLaneSet = lane_set;
831	} else {
832	if (is_dp)
833	args.v1.usPixelClock = cpu_to_le16(dp_clock / 10);
834	else if (amdgpu_dig_monitor_is_duallink(encoder, pixel_clock: amdgpu_encoder->pixel_clock))
835	args.v1.usPixelClock = cpu_to_le16((amdgpu_encoder->pixel_clock / 2) / 10);
836	else
837	args.v1.usPixelClock = cpu_to_le16(amdgpu_encoder->pixel_clock / 10);
838	}
839
840	args.v1.ucConfig = ATOM_TRANSMITTER_CONFIG_CLKSRC_PPLL;
841
842	if (dig_encoder)
843	args.v1.ucConfig |= ATOM_TRANSMITTER_CONFIG_DIG2_ENCODER;
844	else
845	args.v1.ucConfig |= ATOM_TRANSMITTER_CONFIG_DIG1_ENCODER;
846
847	if (dig->linkb)
848	args.v1.ucConfig |= ATOM_TRANSMITTER_CONFIG_LINKB;
849	else
850	args.v1.ucConfig |= ATOM_TRANSMITTER_CONFIG_LINKA;
851
852	if (is_dp)
853	args.v1.ucConfig |= ATOM_TRANSMITTER_CONFIG_COHERENT;
854	else if (amdgpu_encoder->devices & (ATOM_DEVICE_DFP_SUPPORT)) {
855	if (dig->coherent_mode)
856	args.v1.ucConfig |= ATOM_TRANSMITTER_CONFIG_COHERENT;
857	if (amdgpu_dig_monitor_is_duallink(encoder, pixel_clock: amdgpu_encoder->pixel_clock))
858	args.v1.ucConfig |= ATOM_TRANSMITTER_CONFIG_8LANE_LINK;
859	}
860	break;
861	case 2:
862	args.v2.ucAction = action;
863	if (action == ATOM_TRANSMITTER_ACTION_INIT) {
864	args.v2.usInitInfo = cpu_to_le16(connector_object_id);
865	} else if (action == ATOM_TRANSMITTER_ACTION_SETUP_VSEMPH) {
866	args.v2.asMode.ucLaneSel = lane_num;
867	args.v2.asMode.ucLaneSet = lane_set;
868	} else {
869	if (is_dp)
870	args.v2.usPixelClock = cpu_to_le16(dp_clock / 10);
871	else if (amdgpu_dig_monitor_is_duallink(encoder, pixel_clock: amdgpu_encoder->pixel_clock))
872	args.v2.usPixelClock = cpu_to_le16((amdgpu_encoder->pixel_clock / 2) / 10);
873	else
874	args.v2.usPixelClock = cpu_to_le16(amdgpu_encoder->pixel_clock / 10);
875	}
876
877	args.v2.acConfig.ucEncoderSel = dig_encoder;
878	if (dig->linkb)
879	args.v2.acConfig.ucLinkSel = 1;
880
881	switch (amdgpu_encoder->encoder_id) {
882	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
883	args.v2.acConfig.ucTransmitterSel = 0;
884	break;
885	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
886	args.v2.acConfig.ucTransmitterSel = 1;
887	break;
888	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
889	args.v2.acConfig.ucTransmitterSel = 2;
890	break;
891	}
892
893	if (is_dp) {
894	args.v2.acConfig.fCoherentMode = 1;
895	args.v2.acConfig.fDPConnector = 1;
896	} else if (amdgpu_encoder->devices & (ATOM_DEVICE_DFP_SUPPORT)) {
897	if (dig->coherent_mode)
898	args.v2.acConfig.fCoherentMode = 1;
899	if (amdgpu_dig_monitor_is_duallink(encoder, pixel_clock: amdgpu_encoder->pixel_clock))
900	args.v2.acConfig.fDualLinkConnector = 1;
901	}
902	break;
903	case 3:
904	args.v3.ucAction = action;
905	if (action == ATOM_TRANSMITTER_ACTION_INIT) {
906	args.v3.usInitInfo = cpu_to_le16(connector_object_id);
907	} else if (action == ATOM_TRANSMITTER_ACTION_SETUP_VSEMPH) {
908	args.v3.asMode.ucLaneSel = lane_num;
909	args.v3.asMode.ucLaneSet = lane_set;
910	} else {
911	if (is_dp)
912	args.v3.usPixelClock = cpu_to_le16(dp_clock / 10);
913	else if (amdgpu_dig_monitor_is_duallink(encoder, pixel_clock: amdgpu_encoder->pixel_clock))
914	args.v3.usPixelClock = cpu_to_le16((amdgpu_encoder->pixel_clock / 2) / 10);
915	else
916	args.v3.usPixelClock = cpu_to_le16(amdgpu_encoder->pixel_clock / 10);
917	}
918
919	if (is_dp)
920	args.v3.ucLaneNum = dp_lane_count;
921	else if (amdgpu_dig_monitor_is_duallink(encoder, pixel_clock: amdgpu_encoder->pixel_clock))
922	args.v3.ucLaneNum = 8;
923	else
924	args.v3.ucLaneNum = 4;
925
926	if (dig->linkb)
927	args.v3.acConfig.ucLinkSel = 1;
928	if (dig_encoder & 1)
929	args.v3.acConfig.ucEncoderSel = 1;
930
931	/* Select the PLL for the PHY
932	* DP PHY should be clocked from external src if there is
933	* one.
934	*/
935	/* On DCE4, if there is an external clock, it generates the DP ref clock */
936	if (is_dp && adev->clock.dp_extclk)
937	args.v3.acConfig.ucRefClkSource = 2; /* external src */
938	else
939	args.v3.acConfig.ucRefClkSource = pll_id;
940
941	switch (amdgpu_encoder->encoder_id) {
942	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
943	args.v3.acConfig.ucTransmitterSel = 0;
944	break;
945	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
946	args.v3.acConfig.ucTransmitterSel = 1;
947	break;
948	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
949	args.v3.acConfig.ucTransmitterSel = 2;
950	break;
951	}
952
953	if (is_dp)
954	args.v3.acConfig.fCoherentMode = 1; /* DP requires coherent */
955	else if (amdgpu_encoder->devices & (ATOM_DEVICE_DFP_SUPPORT)) {
956	if (dig->coherent_mode)
957	args.v3.acConfig.fCoherentMode = 1;
958	if (amdgpu_dig_monitor_is_duallink(encoder, pixel_clock: amdgpu_encoder->pixel_clock))
959	args.v3.acConfig.fDualLinkConnector = 1;
960	}
961	break;
962	case 4:
963	args.v4.ucAction = action;
964	if (action == ATOM_TRANSMITTER_ACTION_INIT) {
965	args.v4.usInitInfo = cpu_to_le16(connector_object_id);
966	} else if (action == ATOM_TRANSMITTER_ACTION_SETUP_VSEMPH) {
967	args.v4.asMode.ucLaneSel = lane_num;
968	args.v4.asMode.ucLaneSet = lane_set;
969	} else {
970	if (is_dp)
971	args.v4.usPixelClock = cpu_to_le16(dp_clock / 10);
972	else if (amdgpu_dig_monitor_is_duallink(encoder, pixel_clock: amdgpu_encoder->pixel_clock))
973	args.v4.usPixelClock = cpu_to_le16((amdgpu_encoder->pixel_clock / 2) / 10);
974	else
975	args.v4.usPixelClock = cpu_to_le16(amdgpu_encoder->pixel_clock / 10);
976	}
977
978	if (is_dp)
979	args.v4.ucLaneNum = dp_lane_count;
980	else if (amdgpu_dig_monitor_is_duallink(encoder, pixel_clock: amdgpu_encoder->pixel_clock))
981	args.v4.ucLaneNum = 8;
982	else
983	args.v4.ucLaneNum = 4;
984
985	if (dig->linkb)
986	args.v4.acConfig.ucLinkSel = 1;
987	if (dig_encoder & 1)
988	args.v4.acConfig.ucEncoderSel = 1;
989
990	/* Select the PLL for the PHY
991	* DP PHY should be clocked from external src if there is
992	* one.
993	*/
994	/* On DCE5 DCPLL usually generates the DP ref clock */
995	if (is_dp) {
996	if (adev->clock.dp_extclk)
997	args.v4.acConfig.ucRefClkSource = ENCODER_REFCLK_SRC_EXTCLK;
998	else
999	args.v4.acConfig.ucRefClkSource = ENCODER_REFCLK_SRC_DCPLL;
1000	} else
1001	args.v4.acConfig.ucRefClkSource = pll_id;
1002
1003	switch (amdgpu_encoder->encoder_id) {
1004	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
1005	args.v4.acConfig.ucTransmitterSel = 0;
1006	break;
1007	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
1008	args.v4.acConfig.ucTransmitterSel = 1;
1009	break;
1010	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
1011	args.v4.acConfig.ucTransmitterSel = 2;
1012	break;
1013	}
1014
1015	if (is_dp)
1016	args.v4.acConfig.fCoherentMode = 1; /* DP requires coherent */
1017	else if (amdgpu_encoder->devices & (ATOM_DEVICE_DFP_SUPPORT)) {
1018	if (dig->coherent_mode)
1019	args.v4.acConfig.fCoherentMode = 1;
1020	if (amdgpu_dig_monitor_is_duallink(encoder, pixel_clock: amdgpu_encoder->pixel_clock))
1021	args.v4.acConfig.fDualLinkConnector = 1;
1022	}
1023	break;
1024	case 5:
1025	args.v5.ucAction = action;
1026	if (is_dp)
1027	args.v5.usSymClock = cpu_to_le16(dp_clock / 10);
1028	else
1029	args.v5.usSymClock = cpu_to_le16(amdgpu_encoder->pixel_clock / 10);
1030
1031	switch (amdgpu_encoder->encoder_id) {
1032	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
1033	if (dig->linkb)
1034	args.v5.ucPhyId = ATOM_PHY_ID_UNIPHYB;
1035	else
1036	args.v5.ucPhyId = ATOM_PHY_ID_UNIPHYA;
1037	break;
1038	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
1039	if (dig->linkb)
1040	args.v5.ucPhyId = ATOM_PHY_ID_UNIPHYD;
1041	else
1042	args.v5.ucPhyId = ATOM_PHY_ID_UNIPHYC;
1043	break;
1044	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
1045	if (dig->linkb)
1046	args.v5.ucPhyId = ATOM_PHY_ID_UNIPHYF;
1047	else
1048	args.v5.ucPhyId = ATOM_PHY_ID_UNIPHYE;
1049	break;
1050	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY3:
1051	args.v5.ucPhyId = ATOM_PHY_ID_UNIPHYG;
1052	break;
1053	}
1054	if (is_dp)
1055	args.v5.ucLaneNum = dp_lane_count;
1056	else if (amdgpu_dig_monitor_is_duallink(encoder, pixel_clock: amdgpu_encoder->pixel_clock))
1057	args.v5.ucLaneNum = 8;
1058	else
1059	args.v5.ucLaneNum = 4;
1060	args.v5.ucConnObjId = connector_object_id;
1061	args.v5.ucDigMode = amdgpu_atombios_encoder_get_encoder_mode(encoder);
1062
1063	if (is_dp && adev->clock.dp_extclk)
1064	args.v5.asConfig.ucPhyClkSrcId = ENCODER_REFCLK_SRC_EXTCLK;
1065	else
1066	args.v5.asConfig.ucPhyClkSrcId = pll_id;
1067
1068	if (is_dp)
1069	args.v5.asConfig.ucCoherentMode = 1; /* DP requires coherent */
1070	else if (amdgpu_encoder->devices & (ATOM_DEVICE_DFP_SUPPORT)) {
1071	if (dig->coherent_mode)
1072	args.v5.asConfig.ucCoherentMode = 1;
1073	}
1074	if (hpd_id == AMDGPU_HPD_NONE)
1075	args.v5.asConfig.ucHPDSel = 0;
1076	else
1077	args.v5.asConfig.ucHPDSel = hpd_id + 1;
1078	args.v5.ucDigEncoderSel = 1 << dig_encoder;
1079	args.v5.ucDPLaneSet = lane_set;
1080	break;
1081	case 6:
1082	args.v6.ucAction = action;
1083	if (is_dp)
1084	args.v6.ulSymClock = cpu_to_le32(dp_clock / 10);
1085	else
1086	args.v6.ulSymClock = cpu_to_le32(amdgpu_encoder->pixel_clock / 10);
1087
1088	switch (amdgpu_encoder->encoder_id) {
1089	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
1090	if (dig->linkb)
1091	args.v6.ucPhyId = ATOM_PHY_ID_UNIPHYB;
1092	else
1093	args.v6.ucPhyId = ATOM_PHY_ID_UNIPHYA;
1094	break;
1095	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
1096	if (dig->linkb)
1097	args.v6.ucPhyId = ATOM_PHY_ID_UNIPHYD;
1098	else
1099	args.v6.ucPhyId = ATOM_PHY_ID_UNIPHYC;
1100	break;
1101	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
1102	if (dig->linkb)
1103	args.v6.ucPhyId = ATOM_PHY_ID_UNIPHYF;
1104	else
1105	args.v6.ucPhyId = ATOM_PHY_ID_UNIPHYE;
1106	break;
1107	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY3:
1108	args.v6.ucPhyId = ATOM_PHY_ID_UNIPHYG;
1109	break;
1110	}
1111	if (is_dp)
1112	args.v6.ucLaneNum = dp_lane_count;
1113	else if (amdgpu_dig_monitor_is_duallink(encoder, pixel_clock: amdgpu_encoder->pixel_clock))
1114	args.v6.ucLaneNum = 8;
1115	else
1116	args.v6.ucLaneNum = 4;
1117	args.v6.ucConnObjId = connector_object_id;
1118	if (action == ATOM_TRANSMITTER_ACTION_SETUP_VSEMPH)
1119	args.v6.ucDPLaneSet = lane_set;
1120	else
1121	args.v6.ucDigMode = amdgpu_atombios_encoder_get_encoder_mode(encoder);
1122
1123	if (hpd_id == AMDGPU_HPD_NONE)
1124	args.v6.ucHPDSel = 0;
1125	else
1126	args.v6.ucHPDSel = hpd_id + 1;
1127	args.v6.ucDigEncoderSel = 1 << dig_encoder;
1128	break;
1129	default:
1130	DRM_ERROR("Unknown table version %d, %d\n", frev, crev);
1131	break;
1132	}
1133	break;
1134	default:
1135	DRM_ERROR("Unknown table version %d, %d\n", frev, crev);
1136	break;
1137	}
1138
1139	amdgpu_atom_execute_table(ctx: adev->mode_info.atom_context, index, params: (uint32_t *)&args, params_size: sizeof(args));
1140	}
1141
1142	bool
1143	amdgpu_atombios_encoder_set_edp_panel_power(struct drm_connector *connector,
1144	int action)
1145	{
1146	struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector);
1147	struct drm_device *dev = amdgpu_connector->base.dev;
1148	struct amdgpu_device *adev = drm_to_adev(ddev: dev);
1149	union dig_transmitter_control args;
1150	int index = GetIndexIntoMasterTable(COMMAND, UNIPHYTransmitterControl);
1151	uint8_t frev, crev;
1152
1153	if (connector->connector_type != DRM_MODE_CONNECTOR_eDP)
1154	goto done;
1155
1156	if ((action != ATOM_TRANSMITTER_ACTION_POWER_ON) &&
1157	(action != ATOM_TRANSMITTER_ACTION_POWER_OFF))
1158	goto done;
1159
1160	if (!amdgpu_atom_parse_cmd_header(ctx: adev->mode_info.atom_context, index, frev: &frev, crev: &crev))
1161	goto done;
1162
1163	memset(&args, 0, sizeof(args));
1164
1165	args.v1.ucAction = action;
1166
1167	amdgpu_atom_execute_table(ctx: adev->mode_info.atom_context, index, params: (uint32_t *)&args, params_size: sizeof(args));
1168
1169	/* wait for the panel to power up */
1170	if (action == ATOM_TRANSMITTER_ACTION_POWER_ON) {
1171	int i;
1172
1173	for (i = 0; i < 300; i++) {
1174	if (amdgpu_display_hpd_sense(adev, amdgpu_connector->hpd.hpd))
1175	return true;
1176	mdelay(1);
1177	}
1178	return false;
1179	}
1180	done:
1181	return true;
1182	}
1183
1184	union external_encoder_control {
1185	EXTERNAL_ENCODER_CONTROL_PS_ALLOCATION v1;
1186	EXTERNAL_ENCODER_CONTROL_PS_ALLOCATION_V3 v3;
1187	};
1188
1189	static void
1190	amdgpu_atombios_encoder_setup_external_encoder(struct drm_encoder *encoder,
1191	struct drm_encoder *ext_encoder,
1192	int action)
1193	{
1194	struct drm_device *dev = encoder->dev;
1195	struct amdgpu_device *adev = drm_to_adev(ddev: dev);
1196	struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
1197	struct amdgpu_encoder *ext_amdgpu_encoder = to_amdgpu_encoder(ext_encoder);
1198	union external_encoder_control args;
1199	struct drm_connector *connector;
1200	int index = GetIndexIntoMasterTable(COMMAND, ExternalEncoderControl);
1201	u8 frev, crev;
1202	int dp_clock = 0;
1203	int dp_lane_count = 0;
1204	int connector_object_id = 0;
1205	u32 ext_enum = (ext_amdgpu_encoder->encoder_enum & ENUM_ID_MASK) >> ENUM_ID_SHIFT;
1206
1207	if (action == EXTERNAL_ENCODER_ACTION_V3_ENCODER_INIT)
1208	connector = amdgpu_get_connector_for_encoder_init(encoder);
1209	else
1210	connector = amdgpu_get_connector_for_encoder(encoder);
1211
1212	if (connector) {
1213	struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector);
1214	struct amdgpu_connector_atom_dig *dig_connector =
1215	amdgpu_connector->con_priv;
1216
1217	dp_clock = dig_connector->dp_clock;
1218	dp_lane_count = dig_connector->dp_lane_count;
1219	connector_object_id =
1220	(amdgpu_connector->connector_object_id & OBJECT_ID_MASK) >> OBJECT_ID_SHIFT;
1221	}
1222
1223	memset(&args, 0, sizeof(args));
1224
1225	if (!amdgpu_atom_parse_cmd_header(ctx: adev->mode_info.atom_context, index, frev: &frev, crev: &crev))
1226	return;
1227
1228	switch (frev) {
1229	case 1:
1230	/* no params on frev 1 */
1231	break;
1232	case 2:
1233	switch (crev) {
1234	case 1:
1235	case 2:
1236	args.v1.sDigEncoder.ucAction = action;
1237	args.v1.sDigEncoder.usPixelClock = cpu_to_le16(amdgpu_encoder->pixel_clock / 10);
1238	args.v1.sDigEncoder.ucEncoderMode =
1239	amdgpu_atombios_encoder_get_encoder_mode(encoder);
1240
1241	if (ENCODER_MODE_IS_DP(args.v1.sDigEncoder.ucEncoderMode)) {
1242	if (dp_clock == 270000)
1243	args.v1.sDigEncoder.ucConfig |= ATOM_ENCODER_CONFIG_DPLINKRATE_2_70GHZ;
1244	args.v1.sDigEncoder.ucLaneNum = dp_lane_count;
1245	} else if (amdgpu_dig_monitor_is_duallink(encoder, pixel_clock: amdgpu_encoder->pixel_clock))
1246	args.v1.sDigEncoder.ucLaneNum = 8;
1247	else
1248	args.v1.sDigEncoder.ucLaneNum = 4;
1249	break;
1250	case 3:
1251	args.v3.sExtEncoder.ucAction = action;
1252	if (action == EXTERNAL_ENCODER_ACTION_V3_ENCODER_INIT)
1253	args.v3.sExtEncoder.usConnectorId = cpu_to_le16(connector_object_id);
1254	else
1255	args.v3.sExtEncoder.usPixelClock = cpu_to_le16(amdgpu_encoder->pixel_clock / 10);
1256	args.v3.sExtEncoder.ucEncoderMode =
1257	amdgpu_atombios_encoder_get_encoder_mode(encoder);
1258
1259	if (ENCODER_MODE_IS_DP(args.v3.sExtEncoder.ucEncoderMode)) {
1260	if (dp_clock == 270000)
1261	args.v3.sExtEncoder.ucConfig |= EXTERNAL_ENCODER_CONFIG_V3_DPLINKRATE_2_70GHZ;
1262	else if (dp_clock == 540000)
1263	args.v3.sExtEncoder.ucConfig |= EXTERNAL_ENCODER_CONFIG_V3_DPLINKRATE_5_40GHZ;
1264	args.v3.sExtEncoder.ucLaneNum = dp_lane_count;
1265	} else if (amdgpu_dig_monitor_is_duallink(encoder, pixel_clock: amdgpu_encoder->pixel_clock))
1266	args.v3.sExtEncoder.ucLaneNum = 8;
1267	else
1268	args.v3.sExtEncoder.ucLaneNum = 4;
1269	switch (ext_enum) {
1270	case GRAPH_OBJECT_ENUM_ID1:
1271	args.v3.sExtEncoder.ucConfig |= EXTERNAL_ENCODER_CONFIG_V3_ENCODER1;
1272	break;
1273	case GRAPH_OBJECT_ENUM_ID2:
1274	args.v3.sExtEncoder.ucConfig |= EXTERNAL_ENCODER_CONFIG_V3_ENCODER2;
1275	break;
1276	case GRAPH_OBJECT_ENUM_ID3:
1277	args.v3.sExtEncoder.ucConfig |= EXTERNAL_ENCODER_CONFIG_V3_ENCODER3;
1278	break;
1279	}
1280	args.v3.sExtEncoder.ucBitPerColor = amdgpu_atombios_encoder_get_bpc(encoder);
1281	break;
1282	default:
1283	DRM_ERROR("Unknown table version: %d, %d\n", frev, crev);
1284	return;
1285	}
1286	break;
1287	default:
1288	DRM_ERROR("Unknown table version: %d, %d\n", frev, crev);
1289	return;
1290	}
1291	amdgpu_atom_execute_table(ctx: adev->mode_info.atom_context, index, params: (uint32_t *)&args, params_size: sizeof(args));
1292	}
1293
1294	static void
1295	amdgpu_atombios_encoder_setup_dig(struct drm_encoder *encoder, int action)
1296	{
1297	struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
1298	struct drm_encoder *ext_encoder = amdgpu_get_external_encoder(encoder);
1299	struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
1300	struct drm_connector *connector = amdgpu_get_connector_for_encoder(encoder);
1301	struct amdgpu_connector *amdgpu_connector = NULL;
1302	struct amdgpu_connector_atom_dig *amdgpu_dig_connector = NULL;
1303
1304	if (connector) {
1305	amdgpu_connector = to_amdgpu_connector(connector);
1306	amdgpu_dig_connector = amdgpu_connector->con_priv;
1307	}
1308
1309	if (action == ATOM_ENABLE) {
1310	if (!connector)
1311	dig->panel_mode = DP_PANEL_MODE_EXTERNAL_DP_MODE;
1312	else
1313	dig->panel_mode = amdgpu_atombios_dp_get_panel_mode(encoder, connector);
1314
1315	/* setup and enable the encoder */
1316	amdgpu_atombios_encoder_setup_dig_encoder(encoder, ATOM_ENCODER_CMD_SETUP, panel_mode: 0);
1317	amdgpu_atombios_encoder_setup_dig_encoder(encoder,
1318	ATOM_ENCODER_CMD_SETUP_PANEL_MODE,
1319	panel_mode: dig->panel_mode);
1320	if (ext_encoder)
1321	amdgpu_atombios_encoder_setup_external_encoder(encoder, ext_encoder,
1322	EXTERNAL_ENCODER_ACTION_V3_ENCODER_SETUP);
1323	if (ENCODER_MODE_IS_DP(amdgpu_atombios_encoder_get_encoder_mode(encoder)) &&
1324	connector) {
1325	if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) {
1326	amdgpu_atombios_encoder_set_edp_panel_power(connector,
1327	ATOM_TRANSMITTER_ACTION_POWER_ON);
1328	amdgpu_dig_connector->edp_on = true;
1329	}
1330	}
1331	/* enable the transmitter */
1332	amdgpu_atombios_encoder_setup_dig_transmitter(encoder,
1333	ATOM_TRANSMITTER_ACTION_ENABLE,
1334	lane_num: 0, lane_set: 0);
1335	if (ENCODER_MODE_IS_DP(amdgpu_atombios_encoder_get_encoder_mode(encoder)) &&
1336	connector) {
1337	/* DP_SET_POWER_D0 is set in amdgpu_atombios_dp_link_train */
1338	amdgpu_atombios_dp_link_train(encoder, connector);
1339	amdgpu_atombios_encoder_setup_dig_encoder(encoder, ATOM_ENCODER_CMD_DP_VIDEO_ON, panel_mode: 0);
1340	}
1341	if (amdgpu_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT))
1342	amdgpu_atombios_encoder_set_backlight_level(amdgpu_encoder, level: dig->backlight_level);
1343	if (ext_encoder)
1344	amdgpu_atombios_encoder_setup_external_encoder(encoder, ext_encoder, ATOM_ENABLE);
1345	} else {
1346	if (ENCODER_MODE_IS_DP(amdgpu_atombios_encoder_get_encoder_mode(encoder)) &&
1347	connector)
1348	amdgpu_atombios_encoder_setup_dig_encoder(encoder,
1349	ATOM_ENCODER_CMD_DP_VIDEO_OFF, panel_mode: 0);
1350	if (ext_encoder)
1351	amdgpu_atombios_encoder_setup_external_encoder(encoder, ext_encoder, ATOM_DISABLE);
1352	if (amdgpu_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT))
1353	amdgpu_atombios_encoder_setup_dig_transmitter(encoder,
1354	ATOM_TRANSMITTER_ACTION_LCD_BLOFF, lane_num: 0, lane_set: 0);
1355
1356	if (ENCODER_MODE_IS_DP(amdgpu_atombios_encoder_get_encoder_mode(encoder)) &&
1357	connector)
1358	amdgpu_atombios_dp_set_rx_power_state(connector, DP_SET_POWER_D3);
1359	/* disable the transmitter */
1360	amdgpu_atombios_encoder_setup_dig_transmitter(encoder,
1361	ATOM_TRANSMITTER_ACTION_DISABLE, lane_num: 0, lane_set: 0);
1362	if (ENCODER_MODE_IS_DP(amdgpu_atombios_encoder_get_encoder_mode(encoder)) &&
1363	connector) {
1364	if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) {
1365	amdgpu_atombios_encoder_set_edp_panel_power(connector,
1366	ATOM_TRANSMITTER_ACTION_POWER_OFF);
1367	amdgpu_dig_connector->edp_on = false;
1368	}
1369	}
1370	}
1371	}
1372
1373	void
1374	amdgpu_atombios_encoder_dpms(struct drm_encoder *encoder, int mode)
1375	{
1376	struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
1377
1378	DRM_DEBUG_KMS("encoder dpms %d to mode %d, devices %08x, active_devices %08x\n",
1379	amdgpu_encoder->encoder_id, mode, amdgpu_encoder->devices,
1380	amdgpu_encoder->active_device);
1381	switch (amdgpu_encoder->encoder_id) {
1382	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
1383	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
1384	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
1385	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY3:
1386	switch (mode) {
1387	case DRM_MODE_DPMS_ON:
1388	amdgpu_atombios_encoder_setup_dig(encoder, ATOM_ENABLE);
1389	break;
1390	case DRM_MODE_DPMS_STANDBY:
1391	case DRM_MODE_DPMS_SUSPEND:
1392	case DRM_MODE_DPMS_OFF:
1393	amdgpu_atombios_encoder_setup_dig(encoder, ATOM_DISABLE);
1394	break;
1395	}
1396	break;
1397	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1:
1398	switch (mode) {
1399	case DRM_MODE_DPMS_ON:
1400	amdgpu_atombios_encoder_setup_dvo(encoder, ATOM_ENABLE);
1401	break;
1402	case DRM_MODE_DPMS_STANDBY:
1403	case DRM_MODE_DPMS_SUSPEND:
1404	case DRM_MODE_DPMS_OFF:
1405	amdgpu_atombios_encoder_setup_dvo(encoder, ATOM_DISABLE);
1406	break;
1407	}
1408	break;
1409	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1:
1410	switch (mode) {
1411	case DRM_MODE_DPMS_ON:
1412	amdgpu_atombios_encoder_setup_dac(encoder, ATOM_ENABLE);
1413	break;
1414	case DRM_MODE_DPMS_STANDBY:
1415	case DRM_MODE_DPMS_SUSPEND:
1416	case DRM_MODE_DPMS_OFF:
1417	amdgpu_atombios_encoder_setup_dac(encoder, ATOM_DISABLE);
1418	break;
1419	}
1420	break;
1421	default:
1422	return;
1423	}
1424	}
1425
1426	union crtc_source_param {
1427	SELECT_CRTC_SOURCE_PS_ALLOCATION v1;
1428	SELECT_CRTC_SOURCE_PARAMETERS_V2 v2;
1429	SELECT_CRTC_SOURCE_PARAMETERS_V3 v3;
1430	};
1431
1432	void
1433	amdgpu_atombios_encoder_set_crtc_source(struct drm_encoder *encoder)
1434	{
1435	struct drm_device *dev = encoder->dev;
1436	struct amdgpu_device *adev = drm_to_adev(ddev: dev);
1437	struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
1438	struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(encoder->crtc);
1439	union crtc_source_param args;
1440	int index = GetIndexIntoMasterTable(COMMAND, SelectCRTC_Source);
1441	uint8_t frev, crev;
1442	struct amdgpu_encoder_atom_dig *dig;
1443
1444	memset(&args, 0, sizeof(args));
1445
1446	if (!amdgpu_atom_parse_cmd_header(ctx: adev->mode_info.atom_context, index, frev: &frev, crev: &crev))
1447	return;
1448
1449	switch (frev) {
1450	case 1:
1451	switch (crev) {
1452	case 1:
1453	default:
1454	args.v1.ucCRTC = amdgpu_crtc->crtc_id;
1455	switch (amdgpu_encoder->encoder_id) {
1456	case ENCODER_OBJECT_ID_INTERNAL_TMDS1:
1457	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_TMDS1:
1458	args.v1.ucDevice = ATOM_DEVICE_DFP1_INDEX;
1459	break;
1460	case ENCODER_OBJECT_ID_INTERNAL_LVDS:
1461	case ENCODER_OBJECT_ID_INTERNAL_LVTM1:
1462	if (amdgpu_encoder->devices & ATOM_DEVICE_LCD1_SUPPORT)
1463	args.v1.ucDevice = ATOM_DEVICE_LCD1_INDEX;
1464	else
1465	args.v1.ucDevice = ATOM_DEVICE_DFP3_INDEX;
1466	break;
1467	case ENCODER_OBJECT_ID_INTERNAL_DVO1:
1468	case ENCODER_OBJECT_ID_INTERNAL_DDI:
1469	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1:
1470	args.v1.ucDevice = ATOM_DEVICE_DFP2_INDEX;
1471	break;
1472	case ENCODER_OBJECT_ID_INTERNAL_DAC1:
1473	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1:
1474	if (amdgpu_encoder->active_device & (ATOM_DEVICE_TV_SUPPORT))
1475	args.v1.ucDevice = ATOM_DEVICE_TV1_INDEX;
1476	else if (amdgpu_encoder->active_device & (ATOM_DEVICE_CV_SUPPORT))
1477	args.v1.ucDevice = ATOM_DEVICE_CV_INDEX;
1478	else
1479	args.v1.ucDevice = ATOM_DEVICE_CRT1_INDEX;
1480	break;
1481	case ENCODER_OBJECT_ID_INTERNAL_DAC2:
1482	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC2:
1483	if (amdgpu_encoder->active_device & (ATOM_DEVICE_TV_SUPPORT))
1484	args.v1.ucDevice = ATOM_DEVICE_TV1_INDEX;
1485	else if (amdgpu_encoder->active_device & (ATOM_DEVICE_CV_SUPPORT))
1486	args.v1.ucDevice = ATOM_DEVICE_CV_INDEX;
1487	else
1488	args.v1.ucDevice = ATOM_DEVICE_CRT2_INDEX;
1489	break;
1490	}
1491	break;
1492	case 2:
1493	args.v2.ucCRTC = amdgpu_crtc->crtc_id;
1494	if (amdgpu_encoder_get_dp_bridge_encoder_id(encoder) != ENCODER_OBJECT_ID_NONE) {
1495	struct drm_connector *connector = amdgpu_get_connector_for_encoder(encoder);
1496
1497	if (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)
1498	args.v2.ucEncodeMode = ATOM_ENCODER_MODE_LVDS;
1499	else if (connector->connector_type == DRM_MODE_CONNECTOR_VGA)
1500	args.v2.ucEncodeMode = ATOM_ENCODER_MODE_CRT;
1501	else
1502	args.v2.ucEncodeMode = amdgpu_atombios_encoder_get_encoder_mode(encoder);
1503	} else if (amdgpu_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
1504	args.v2.ucEncodeMode = ATOM_ENCODER_MODE_LVDS;
1505	} else {
1506	args.v2.ucEncodeMode = amdgpu_atombios_encoder_get_encoder_mode(encoder);
1507	}
1508	switch (amdgpu_encoder->encoder_id) {
1509	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
1510	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
1511	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
1512	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY3:
1513	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_LVTMA:
1514	dig = amdgpu_encoder->enc_priv;
1515	switch (dig->dig_encoder) {
1516	case 0:
1517	args.v2.ucEncoderID = ASIC_INT_DIG1_ENCODER_ID;
1518	break;
1519	case 1:
1520	args.v2.ucEncoderID = ASIC_INT_DIG2_ENCODER_ID;
1521	break;
1522	case 2:
1523	args.v2.ucEncoderID = ASIC_INT_DIG3_ENCODER_ID;
1524	break;
1525	case 3:
1526	args.v2.ucEncoderID = ASIC_INT_DIG4_ENCODER_ID;
1527	break;
1528	case 4:
1529	args.v2.ucEncoderID = ASIC_INT_DIG5_ENCODER_ID;
1530	break;
1531	case 5:
1532	args.v2.ucEncoderID = ASIC_INT_DIG6_ENCODER_ID;
1533	break;
1534	case 6:
1535	args.v2.ucEncoderID = ASIC_INT_DIG7_ENCODER_ID;
1536	break;
1537	}
1538	break;
1539	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1:
1540	args.v2.ucEncoderID = ASIC_INT_DVO_ENCODER_ID;
1541	break;
1542	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1:
1543	if (amdgpu_encoder->active_device & (ATOM_DEVICE_TV_SUPPORT))
1544	args.v2.ucEncoderID = ASIC_INT_TV_ENCODER_ID;
1545	else if (amdgpu_encoder->active_device & (ATOM_DEVICE_CV_SUPPORT))
1546	args.v2.ucEncoderID = ASIC_INT_TV_ENCODER_ID;
1547	else
1548	args.v2.ucEncoderID = ASIC_INT_DAC1_ENCODER_ID;
1549	break;
1550	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC2:
1551	if (amdgpu_encoder->active_device & (ATOM_DEVICE_TV_SUPPORT))
1552	args.v2.ucEncoderID = ASIC_INT_TV_ENCODER_ID;
1553	else if (amdgpu_encoder->active_device & (ATOM_DEVICE_CV_SUPPORT))
1554	args.v2.ucEncoderID = ASIC_INT_TV_ENCODER_ID;
1555	else
1556	args.v2.ucEncoderID = ASIC_INT_DAC2_ENCODER_ID;
1557	break;
1558	}
1559	break;
1560	case 3:
1561	args.v3.ucCRTC = amdgpu_crtc->crtc_id;
1562	if (amdgpu_encoder_get_dp_bridge_encoder_id(encoder) != ENCODER_OBJECT_ID_NONE) {
1563	struct drm_connector *connector = amdgpu_get_connector_for_encoder(encoder);
1564
1565	if (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)
1566	args.v2.ucEncodeMode = ATOM_ENCODER_MODE_LVDS;
1567	else if (connector->connector_type == DRM_MODE_CONNECTOR_VGA)
1568	args.v2.ucEncodeMode = ATOM_ENCODER_MODE_CRT;
1569	else
1570	args.v2.ucEncodeMode = amdgpu_atombios_encoder_get_encoder_mode(encoder);
1571	} else if (amdgpu_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
1572	args.v2.ucEncodeMode = ATOM_ENCODER_MODE_LVDS;
1573	} else {
1574	args.v2.ucEncodeMode = amdgpu_atombios_encoder_get_encoder_mode(encoder);
1575	}
1576	args.v3.ucDstBpc = amdgpu_atombios_encoder_get_bpc(encoder);
1577	switch (amdgpu_encoder->encoder_id) {
1578	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
1579	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
1580	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
1581	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY3:
1582	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_LVTMA:
1583	dig = amdgpu_encoder->enc_priv;
1584	switch (dig->dig_encoder) {
1585	case 0:
1586	args.v3.ucEncoderID = ASIC_INT_DIG1_ENCODER_ID;
1587	break;
1588	case 1:
1589	args.v3.ucEncoderID = ASIC_INT_DIG2_ENCODER_ID;
1590	break;
1591	case 2:
1592	args.v3.ucEncoderID = ASIC_INT_DIG3_ENCODER_ID;
1593	break;
1594	case 3:
1595	args.v3.ucEncoderID = ASIC_INT_DIG4_ENCODER_ID;
1596	break;
1597	case 4:
1598	args.v3.ucEncoderID = ASIC_INT_DIG5_ENCODER_ID;
1599	break;
1600	case 5:
1601	args.v3.ucEncoderID = ASIC_INT_DIG6_ENCODER_ID;
1602	break;
1603	case 6:
1604	args.v3.ucEncoderID = ASIC_INT_DIG7_ENCODER_ID;
1605	break;
1606	}
1607	break;
1608	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1:
1609	args.v3.ucEncoderID = ASIC_INT_DVO_ENCODER_ID;
1610	break;
1611	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1:
1612	if (amdgpu_encoder->active_device & (ATOM_DEVICE_TV_SUPPORT))
1613	args.v3.ucEncoderID = ASIC_INT_TV_ENCODER_ID;
1614	else if (amdgpu_encoder->active_device & (ATOM_DEVICE_CV_SUPPORT))
1615	args.v3.ucEncoderID = ASIC_INT_TV_ENCODER_ID;
1616	else
1617	args.v3.ucEncoderID = ASIC_INT_DAC1_ENCODER_ID;
1618	break;
1619	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC2:
1620	if (amdgpu_encoder->active_device & (ATOM_DEVICE_TV_SUPPORT))
1621	args.v3.ucEncoderID = ASIC_INT_TV_ENCODER_ID;
1622	else if (amdgpu_encoder->active_device & (ATOM_DEVICE_CV_SUPPORT))
1623	args.v3.ucEncoderID = ASIC_INT_TV_ENCODER_ID;
1624	else
1625	args.v3.ucEncoderID = ASIC_INT_DAC2_ENCODER_ID;
1626	break;
1627	}
1628	break;
1629	}
1630	break;
1631	default:
1632	DRM_ERROR("Unknown table version: %d, %d\n", frev, crev);
1633	return;
1634	}
1635
1636	amdgpu_atom_execute_table(ctx: adev->mode_info.atom_context, index, params: (uint32_t *)&args, params_size: sizeof(args));
1637	}
1638
1639	/* This only needs to be called once at startup */
1640	void
1641	amdgpu_atombios_encoder_init_dig(struct amdgpu_device *adev)
1642	{
1643	struct drm_device *dev = adev_to_drm(adev);
1644	struct drm_encoder *encoder;
1645
1646	list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
1647	struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
1648	struct drm_encoder *ext_encoder = amdgpu_get_external_encoder(encoder);
1649
1650	switch (amdgpu_encoder->encoder_id) {
1651	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
1652	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
1653	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
1654	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY3:
1655	amdgpu_atombios_encoder_setup_dig_transmitter(encoder, ATOM_TRANSMITTER_ACTION_INIT,
1656	lane_num: 0, lane_set: 0);
1657	break;
1658	}
1659
1660	if (ext_encoder)
1661	amdgpu_atombios_encoder_setup_external_encoder(encoder, ext_encoder,
1662	EXTERNAL_ENCODER_ACTION_V3_ENCODER_INIT);
1663	}
1664	}
1665
1666	static bool
1667	amdgpu_atombios_encoder_dac_load_detect(struct drm_encoder *encoder,
1668	struct drm_connector *connector)
1669	{
1670	struct drm_device *dev = encoder->dev;
1671	struct amdgpu_device *adev = drm_to_adev(ddev: dev);
1672	struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
1673	struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector);
1674
1675	if (amdgpu_encoder->devices & (ATOM_DEVICE_TV_SUPPORT |
1676	ATOM_DEVICE_CV_SUPPORT |
1677	ATOM_DEVICE_CRT_SUPPORT)) {
1678	DAC_LOAD_DETECTION_PS_ALLOCATION args;
1679	int index = GetIndexIntoMasterTable(COMMAND, DAC_LoadDetection);
1680	uint8_t frev, crev;
1681
1682	memset(&args, 0, sizeof(args));
1683
1684	if (!amdgpu_atom_parse_cmd_header(ctx: adev->mode_info.atom_context, index, frev: &frev, crev: &crev))
1685	return false;
1686
1687	args.sDacload.ucMisc = 0;
1688
1689	if ((amdgpu_encoder->encoder_id == ENCODER_OBJECT_ID_INTERNAL_DAC1) ||
1690	(amdgpu_encoder->encoder_id == ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1))
1691	args.sDacload.ucDacType = ATOM_DAC_A;
1692	else
1693	args.sDacload.ucDacType = ATOM_DAC_B;
1694
1695	if (amdgpu_connector->devices & ATOM_DEVICE_CRT1_SUPPORT)
1696	args.sDacload.usDeviceID = cpu_to_le16(ATOM_DEVICE_CRT1_SUPPORT);
1697	else if (amdgpu_connector->devices & ATOM_DEVICE_CRT2_SUPPORT)
1698	args.sDacload.usDeviceID = cpu_to_le16(ATOM_DEVICE_CRT2_SUPPORT);
1699	else if (amdgpu_connector->devices & ATOM_DEVICE_CV_SUPPORT) {
1700	args.sDacload.usDeviceID = cpu_to_le16(ATOM_DEVICE_CV_SUPPORT);
1701	if (crev >= 3)
1702	args.sDacload.ucMisc = DAC_LOAD_MISC_YPrPb;
1703	} else if (amdgpu_connector->devices & ATOM_DEVICE_TV1_SUPPORT) {
1704	args.sDacload.usDeviceID = cpu_to_le16(ATOM_DEVICE_TV1_SUPPORT);
1705	if (crev >= 3)
1706	args.sDacload.ucMisc = DAC_LOAD_MISC_YPrPb;
1707	}
1708
1709	amdgpu_atom_execute_table(ctx: adev->mode_info.atom_context, index, params: (uint32_t *)&args, params_size: sizeof(args));
1710
1711	return true;
1712	} else
1713	return false;
1714	}
1715
1716	enum drm_connector_status
1717	amdgpu_atombios_encoder_dac_detect(struct drm_encoder *encoder,
1718	struct drm_connector *connector)
1719	{
1720	struct drm_device *dev = encoder->dev;
1721	struct amdgpu_device *adev = drm_to_adev(ddev: dev);
1722	struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
1723	struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector);
1724	uint32_t bios_0_scratch;
1725
1726	if (!amdgpu_atombios_encoder_dac_load_detect(encoder, connector)) {
1727	DRM_DEBUG_KMS("detect returned false \n");
1728	return connector_status_unknown;
1729	}
1730
1731	bios_0_scratch = RREG32(mmBIOS_SCRATCH_0);
1732
1733	DRM_DEBUG_KMS("Bios 0 scratch %x %08x\n", bios_0_scratch, amdgpu_encoder->devices);
1734	if (amdgpu_connector->devices & ATOM_DEVICE_CRT1_SUPPORT) {
1735	if (bios_0_scratch & ATOM_S0_CRT1_MASK)
1736	return connector_status_connected;
1737	}
1738	if (amdgpu_connector->devices & ATOM_DEVICE_CRT2_SUPPORT) {
1739	if (bios_0_scratch & ATOM_S0_CRT2_MASK)
1740	return connector_status_connected;
1741	}
1742	if (amdgpu_connector->devices & ATOM_DEVICE_CV_SUPPORT) {
1743	if (bios_0_scratch & (ATOM_S0_CV_MASK|ATOM_S0_CV_MASK_A))
1744	return connector_status_connected;
1745	}
1746	if (amdgpu_connector->devices & ATOM_DEVICE_TV1_SUPPORT) {
1747	if (bios_0_scratch & (ATOM_S0_TV1_COMPOSITE | ATOM_S0_TV1_COMPOSITE_A))
1748	return connector_status_connected; /* CTV */
1749	else if (bios_0_scratch & (ATOM_S0_TV1_SVIDEO | ATOM_S0_TV1_SVIDEO_A))
1750	return connector_status_connected; /* STV */
1751	}
1752	return connector_status_disconnected;
1753	}
1754
1755	enum drm_connector_status
1756	amdgpu_atombios_encoder_dig_detect(struct drm_encoder *encoder,
1757	struct drm_connector *connector)
1758	{
1759	struct drm_device *dev = encoder->dev;
1760	struct amdgpu_device *adev = drm_to_adev(ddev: dev);
1761	struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
1762	struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector);
1763	struct drm_encoder *ext_encoder = amdgpu_get_external_encoder(encoder);
1764	u32 bios_0_scratch;
1765
1766	if (!ext_encoder)
1767	return connector_status_unknown;
1768
1769	if ((amdgpu_connector->devices & ATOM_DEVICE_CRT_SUPPORT) == 0)
1770	return connector_status_unknown;
1771
1772	/* load detect on the dp bridge */
1773	amdgpu_atombios_encoder_setup_external_encoder(encoder, ext_encoder,
1774	EXTERNAL_ENCODER_ACTION_V3_DACLOAD_DETECTION);
1775
1776	bios_0_scratch = RREG32(mmBIOS_SCRATCH_0);
1777
1778	DRM_DEBUG_KMS("Bios 0 scratch %x %08x\n", bios_0_scratch, amdgpu_encoder->devices);
1779	if (amdgpu_connector->devices & ATOM_DEVICE_CRT1_SUPPORT) {
1780	if (bios_0_scratch & ATOM_S0_CRT1_MASK)
1781	return connector_status_connected;
1782	}
1783	if (amdgpu_connector->devices & ATOM_DEVICE_CRT2_SUPPORT) {
1784	if (bios_0_scratch & ATOM_S0_CRT2_MASK)
1785	return connector_status_connected;
1786	}
1787	if (amdgpu_connector->devices & ATOM_DEVICE_CV_SUPPORT) {
1788	if (bios_0_scratch & (ATOM_S0_CV_MASK|ATOM_S0_CV_MASK_A))
1789	return connector_status_connected;
1790	}
1791	if (amdgpu_connector->devices & ATOM_DEVICE_TV1_SUPPORT) {
1792	if (bios_0_scratch & (ATOM_S0_TV1_COMPOSITE | ATOM_S0_TV1_COMPOSITE_A))
1793	return connector_status_connected; /* CTV */
1794	else if (bios_0_scratch & (ATOM_S0_TV1_SVIDEO | ATOM_S0_TV1_SVIDEO_A))
1795	return connector_status_connected; /* STV */
1796	}
1797	return connector_status_disconnected;
1798	}
1799
1800	void
1801	amdgpu_atombios_encoder_setup_ext_encoder_ddc(struct drm_encoder *encoder)
1802	{
1803	struct drm_encoder *ext_encoder = amdgpu_get_external_encoder(encoder);
1804
1805	if (ext_encoder)
1806	/* ddc_setup on the dp bridge */
1807	amdgpu_atombios_encoder_setup_external_encoder(encoder, ext_encoder,
1808	EXTERNAL_ENCODER_ACTION_V3_DDC_SETUP);
1809
1810	}
1811
1812	void
1813	amdgpu_atombios_encoder_set_bios_scratch_regs(struct drm_connector *connector,
1814	struct drm_encoder *encoder,
1815	bool connected)
1816	{
1817	struct drm_device *dev = connector->dev;
1818	struct amdgpu_device *adev = drm_to_adev(ddev: dev);
1819	struct amdgpu_connector *amdgpu_connector =
1820	to_amdgpu_connector(connector);
1821	struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
1822	uint32_t bios_0_scratch, bios_3_scratch, bios_6_scratch;
1823
1824	bios_0_scratch = RREG32(mmBIOS_SCRATCH_0);
1825	bios_3_scratch = RREG32(mmBIOS_SCRATCH_3);
1826	bios_6_scratch = RREG32(mmBIOS_SCRATCH_6);
1827
1828	if ((amdgpu_encoder->devices & ATOM_DEVICE_LCD1_SUPPORT) &&
1829	(amdgpu_connector->devices & ATOM_DEVICE_LCD1_SUPPORT)) {
1830	if (connected) {
1831	DRM_DEBUG_KMS("LCD1 connected\n");
1832	bios_0_scratch |= ATOM_S0_LCD1;
1833	bios_3_scratch |= ATOM_S3_LCD1_ACTIVE;
1834	bios_6_scratch |= ATOM_S6_ACC_REQ_LCD1;
1835	} else {
1836	DRM_DEBUG_KMS("LCD1 disconnected\n");
1837	bios_0_scratch &= ~ATOM_S0_LCD1;
1838	bios_3_scratch &= ~ATOM_S3_LCD1_ACTIVE;
1839	bios_6_scratch &= ~ATOM_S6_ACC_REQ_LCD1;
1840	}
1841	}
1842	if ((amdgpu_encoder->devices & ATOM_DEVICE_CRT1_SUPPORT) &&
1843	(amdgpu_connector->devices & ATOM_DEVICE_CRT1_SUPPORT)) {
1844	if (connected) {
1845	DRM_DEBUG_KMS("CRT1 connected\n");
1846	bios_0_scratch |= ATOM_S0_CRT1_COLOR;
1847	bios_3_scratch |= ATOM_S3_CRT1_ACTIVE;
1848	bios_6_scratch |= ATOM_S6_ACC_REQ_CRT1;
1849	} else {
1850	DRM_DEBUG_KMS("CRT1 disconnected\n");
1851	bios_0_scratch &= ~ATOM_S0_CRT1_MASK;
1852	bios_3_scratch &= ~ATOM_S3_CRT1_ACTIVE;
1853	bios_6_scratch &= ~ATOM_S6_ACC_REQ_CRT1;
1854	}
1855	}
1856	if ((amdgpu_encoder->devices & ATOM_DEVICE_CRT2_SUPPORT) &&
1857	(amdgpu_connector->devices & ATOM_DEVICE_CRT2_SUPPORT)) {
1858	if (connected) {
1859	DRM_DEBUG_KMS("CRT2 connected\n");
1860	bios_0_scratch |= ATOM_S0_CRT2_COLOR;
1861	bios_3_scratch |= ATOM_S3_CRT2_ACTIVE;
1862	bios_6_scratch |= ATOM_S6_ACC_REQ_CRT2;
1863	} else {
1864	DRM_DEBUG_KMS("CRT2 disconnected\n");
1865	bios_0_scratch &= ~ATOM_S0_CRT2_MASK;
1866	bios_3_scratch &= ~ATOM_S3_CRT2_ACTIVE;
1867	bios_6_scratch &= ~ATOM_S6_ACC_REQ_CRT2;
1868	}
1869	}
1870	if ((amdgpu_encoder->devices & ATOM_DEVICE_DFP1_SUPPORT) &&
1871	(amdgpu_connector->devices & ATOM_DEVICE_DFP1_SUPPORT)) {
1872	if (connected) {
1873	DRM_DEBUG_KMS("DFP1 connected\n");
1874	bios_0_scratch |= ATOM_S0_DFP1;
1875	bios_3_scratch |= ATOM_S3_DFP1_ACTIVE;
1876	bios_6_scratch |= ATOM_S6_ACC_REQ_DFP1;
1877	} else {
1878	DRM_DEBUG_KMS("DFP1 disconnected\n");
1879	bios_0_scratch &= ~ATOM_S0_DFP1;
1880	bios_3_scratch &= ~ATOM_S3_DFP1_ACTIVE;
1881	bios_6_scratch &= ~ATOM_S6_ACC_REQ_DFP1;
1882	}
1883	}
1884	if ((amdgpu_encoder->devices & ATOM_DEVICE_DFP2_SUPPORT) &&
1885	(amdgpu_connector->devices & ATOM_DEVICE_DFP2_SUPPORT)) {
1886	if (connected) {
1887	DRM_DEBUG_KMS("DFP2 connected\n");
1888	bios_0_scratch |= ATOM_S0_DFP2;
1889	bios_3_scratch |= ATOM_S3_DFP2_ACTIVE;
1890	bios_6_scratch |= ATOM_S6_ACC_REQ_DFP2;
1891	} else {
1892	DRM_DEBUG_KMS("DFP2 disconnected\n");
1893	bios_0_scratch &= ~ATOM_S0_DFP2;
1894	bios_3_scratch &= ~ATOM_S3_DFP2_ACTIVE;
1895	bios_6_scratch &= ~ATOM_S6_ACC_REQ_DFP2;
1896	}
1897	}
1898	if ((amdgpu_encoder->devices & ATOM_DEVICE_DFP3_SUPPORT) &&
1899	(amdgpu_connector->devices & ATOM_DEVICE_DFP3_SUPPORT)) {
1900	if (connected) {
1901	DRM_DEBUG_KMS("DFP3 connected\n");
1902	bios_0_scratch |= ATOM_S0_DFP3;
1903	bios_3_scratch |= ATOM_S3_DFP3_ACTIVE;
1904	bios_6_scratch |= ATOM_S6_ACC_REQ_DFP3;
1905	} else {
1906	DRM_DEBUG_KMS("DFP3 disconnected\n");
1907	bios_0_scratch &= ~ATOM_S0_DFP3;
1908	bios_3_scratch &= ~ATOM_S3_DFP3_ACTIVE;
1909	bios_6_scratch &= ~ATOM_S6_ACC_REQ_DFP3;
1910	}
1911	}
1912	if ((amdgpu_encoder->devices & ATOM_DEVICE_DFP4_SUPPORT) &&
1913	(amdgpu_connector->devices & ATOM_DEVICE_DFP4_SUPPORT)) {
1914	if (connected) {
1915	DRM_DEBUG_KMS("DFP4 connected\n");
1916	bios_0_scratch |= ATOM_S0_DFP4;
1917	bios_3_scratch |= ATOM_S3_DFP4_ACTIVE;
1918	bios_6_scratch |= ATOM_S6_ACC_REQ_DFP4;
1919	} else {
1920	DRM_DEBUG_KMS("DFP4 disconnected\n");
1921	bios_0_scratch &= ~ATOM_S0_DFP4;
1922	bios_3_scratch &= ~ATOM_S3_DFP4_ACTIVE;
1923	bios_6_scratch &= ~ATOM_S6_ACC_REQ_DFP4;
1924	}
1925	}
1926	if ((amdgpu_encoder->devices & ATOM_DEVICE_DFP5_SUPPORT) &&
1927	(amdgpu_connector->devices & ATOM_DEVICE_DFP5_SUPPORT)) {
1928	if (connected) {
1929	DRM_DEBUG_KMS("DFP5 connected\n");
1930	bios_0_scratch |= ATOM_S0_DFP5;
1931	bios_3_scratch |= ATOM_S3_DFP5_ACTIVE;
1932	bios_6_scratch |= ATOM_S6_ACC_REQ_DFP5;
1933	} else {
1934	DRM_DEBUG_KMS("DFP5 disconnected\n");
1935	bios_0_scratch &= ~ATOM_S0_DFP5;
1936	bios_3_scratch &= ~ATOM_S3_DFP5_ACTIVE;
1937	bios_6_scratch &= ~ATOM_S6_ACC_REQ_DFP5;
1938	}
1939	}
1940	if ((amdgpu_encoder->devices & ATOM_DEVICE_DFP6_SUPPORT) &&
1941	(amdgpu_connector->devices & ATOM_DEVICE_DFP6_SUPPORT)) {
1942	if (connected) {
1943	DRM_DEBUG_KMS("DFP6 connected\n");
1944	bios_0_scratch |= ATOM_S0_DFP6;
1945	bios_3_scratch |= ATOM_S3_DFP6_ACTIVE;
1946	bios_6_scratch |= ATOM_S6_ACC_REQ_DFP6;
1947	} else {
1948	DRM_DEBUG_KMS("DFP6 disconnected\n");
1949	bios_0_scratch &= ~ATOM_S0_DFP6;
1950	bios_3_scratch &= ~ATOM_S3_DFP6_ACTIVE;
1951	bios_6_scratch &= ~ATOM_S6_ACC_REQ_DFP6;
1952	}
1953	}
1954
1955	WREG32(mmBIOS_SCRATCH_0, bios_0_scratch);
1956	WREG32(mmBIOS_SCRATCH_3, bios_3_scratch);
1957	WREG32(mmBIOS_SCRATCH_6, bios_6_scratch);
1958	}
1959
1960	union lvds_info {
1961	struct _ATOM_LVDS_INFO info;
1962	struct _ATOM_LVDS_INFO_V12 info_12;
1963	};
1964
1965	struct amdgpu_encoder_atom_dig *
1966	amdgpu_atombios_encoder_get_lcd_info(struct amdgpu_encoder *encoder)
1967	{
1968	struct drm_device *dev = encoder->base.dev;
1969	struct amdgpu_device *adev = drm_to_adev(ddev: dev);
1970	struct amdgpu_mode_info *mode_info = &adev->mode_info;
1971	int index = GetIndexIntoMasterTable(DATA, LVDS_Info);
1972	uint16_t data_offset, misc;
1973	union lvds_info *lvds_info;
1974	uint8_t frev, crev;
1975	struct amdgpu_encoder_atom_dig *lvds = NULL;
1976	int encoder_enum = (encoder->encoder_enum & ENUM_ID_MASK) >> ENUM_ID_SHIFT;
1977
1978	if (amdgpu_atom_parse_data_header(ctx: mode_info->atom_context, index, NULL,
1979	frev: &frev, crev: &crev, data_start: &data_offset)) {
1980	lvds_info =
1981	(union lvds_info *)(mode_info->atom_context->bios + data_offset);
1982	lvds =
1983	kzalloc(sizeof(struct amdgpu_encoder_atom_dig), GFP_KERNEL);
1984
1985	if (!lvds)
1986	return NULL;
1987
1988	lvds->native_mode.clock =
1989	le16_to_cpu(lvds_info->info.sLCDTiming.usPixClk) * 10;
1990	lvds->native_mode.hdisplay =
1991	le16_to_cpu(lvds_info->info.sLCDTiming.usHActive);
1992	lvds->native_mode.vdisplay =
1993	le16_to_cpu(lvds_info->info.sLCDTiming.usVActive);
1994	lvds->native_mode.htotal = lvds->native_mode.hdisplay +
1995	le16_to_cpu(lvds_info->info.sLCDTiming.usHBlanking_Time);
1996	lvds->native_mode.hsync_start = lvds->native_mode.hdisplay +
1997	le16_to_cpu(lvds_info->info.sLCDTiming.usHSyncOffset);
1998	lvds->native_mode.hsync_end = lvds->native_mode.hsync_start +
1999	le16_to_cpu(lvds_info->info.sLCDTiming.usHSyncWidth);
2000	lvds->native_mode.vtotal = lvds->native_mode.vdisplay +
2001	le16_to_cpu(lvds_info->info.sLCDTiming.usVBlanking_Time);
2002	lvds->native_mode.vsync_start = lvds->native_mode.vdisplay +
2003	le16_to_cpu(lvds_info->info.sLCDTiming.usVSyncOffset);
2004	lvds->native_mode.vsync_end = lvds->native_mode.vsync_start +
2005	le16_to_cpu(lvds_info->info.sLCDTiming.usVSyncWidth);
2006	lvds->panel_pwr_delay =
2007	le16_to_cpu(lvds_info->info.usOffDelayInMs);
2008	lvds->lcd_misc = lvds_info->info.ucLVDS_Misc;
2009
2010	misc = le16_to_cpu(lvds_info->info.sLCDTiming.susModeMiscInfo.usAccess);
2011	if (misc & ATOM_VSYNC_POLARITY)
2012	lvds->native_mode.flags |= DRM_MODE_FLAG_NVSYNC;
2013	if (misc & ATOM_HSYNC_POLARITY)
2014	lvds->native_mode.flags |= DRM_MODE_FLAG_NHSYNC;
2015	if (misc & ATOM_COMPOSITESYNC)
2016	lvds->native_mode.flags |= DRM_MODE_FLAG_CSYNC;
2017	if (misc & ATOM_INTERLACE)
2018	lvds->native_mode.flags |= DRM_MODE_FLAG_INTERLACE;
2019	if (misc & ATOM_DOUBLE_CLOCK_MODE)
2020	lvds->native_mode.flags |= DRM_MODE_FLAG_DBLSCAN;
2021
2022	lvds->native_mode.width_mm = le16_to_cpu(lvds_info->info.sLCDTiming.usImageHSize);
2023	lvds->native_mode.height_mm = le16_to_cpu(lvds_info->info.sLCDTiming.usImageVSize);
2024
2025	/* set crtc values */
2026	drm_mode_set_crtcinfo(p: &lvds->native_mode, CRTC_INTERLACE_HALVE_V);
2027
2028	lvds->lcd_ss_id = lvds_info->info.ucSS_Id;
2029
2030	encoder->native_mode = lvds->native_mode;
2031
2032	if (encoder_enum == 2)
2033	lvds->linkb = true;
2034	else
2035	lvds->linkb = false;
2036
2037	/* parse the lcd record table */
2038	if (le16_to_cpu(lvds_info->info.usModePatchTableOffset)) {
2039	ATOM_FAKE_EDID_PATCH_RECORD *fake_edid_record;
2040	ATOM_PANEL_RESOLUTION_PATCH_RECORD *panel_res_record;
2041	bool bad_record = false;
2042	u8 *record;
2043
2044	if ((frev == 1) && (crev < 2))
2045	/* absolute */
2046	record = (u8 *)(mode_info->atom_context->bios +
2047	le16_to_cpu(lvds_info->info.usModePatchTableOffset));
2048	else
2049	/* relative */
2050	record = (u8 *)(mode_info->atom_context->bios +
2051	data_offset +
2052	le16_to_cpu(lvds_info->info.usModePatchTableOffset));
2053	while (*record != ATOM_RECORD_END_TYPE) {
2054	switch (*record) {
2055	case LCD_MODE_PATCH_RECORD_MODE_TYPE:
2056	record += sizeof(ATOM_PATCH_RECORD_MODE);
2057	break;
2058	case LCD_RTS_RECORD_TYPE:
2059	record += sizeof(ATOM_LCD_RTS_RECORD);
2060	break;
2061	case LCD_CAP_RECORD_TYPE:
2062	record += sizeof(ATOM_LCD_MODE_CONTROL_CAP);
2063	break;
2064	case LCD_FAKE_EDID_PATCH_RECORD_TYPE:
2065	fake_edid_record = (ATOM_FAKE_EDID_PATCH_RECORD *)record;
2066	if (fake_edid_record->ucFakeEDIDLength) {
2067	const struct drm_edid *edid;
2068	int edid_size;
2069
2070	if (fake_edid_record->ucFakeEDIDLength == 128)
2071	edid_size = fake_edid_record->ucFakeEDIDLength;
2072	else
2073	edid_size = fake_edid_record->ucFakeEDIDLength * 128;
2074	edid = drm_edid_alloc(edid: fake_edid_record->ucFakeEDIDString, size: edid_size);
2075	if (drm_edid_valid(drm_edid: edid))
2076	adev->mode_info.bios_hardcoded_edid = edid;
2077	else
2078	drm_edid_free(drm_edid: edid);
2079	record += struct_size(fake_edid_record,
2080	ucFakeEDIDString,
2081	edid_size);
2082	} else {
2083	/* empty fake edid record must be 3 bytes long */
2084	record += sizeof(ATOM_FAKE_EDID_PATCH_RECORD) + 1;
2085	}
2086	break;
2087	case LCD_PANEL_RESOLUTION_RECORD_TYPE:
2088	panel_res_record = (ATOM_PANEL_RESOLUTION_PATCH_RECORD *)record;
2089	lvds->native_mode.width_mm = panel_res_record->usHSize;
2090	lvds->native_mode.height_mm = panel_res_record->usVSize;
2091	record += sizeof(ATOM_PANEL_RESOLUTION_PATCH_RECORD);
2092	break;
2093	default:
2094	DRM_ERROR("Bad LCD record %d\n", *record);
2095	bad_record = true;
2096	break;
2097	}
2098	if (bad_record)
2099	break;
2100	}
2101	}
2102	}
2103	return lvds;
2104	}
2105
2106	struct amdgpu_encoder_atom_dig *
2107	amdgpu_atombios_encoder_get_dig_info(struct amdgpu_encoder *amdgpu_encoder)
2108	{
2109	int encoder_enum = (amdgpu_encoder->encoder_enum & ENUM_ID_MASK) >> ENUM_ID_SHIFT;
2110	struct amdgpu_encoder_atom_dig *dig = kzalloc(sizeof(struct amdgpu_encoder_atom_dig), GFP_KERNEL);
2111
2112	if (!dig)
2113	return NULL;
2114
2115	/* coherent mode by default */
2116	dig->coherent_mode = true;
2117	dig->dig_encoder = -1;
2118
2119	if (encoder_enum == 2)
2120	dig->linkb = true;
2121	else
2122	dig->linkb = false;
2123
2124	return dig;
2125	}
2126
2127