1/*	$NetBSD: radeon_mode.h,v 1.8 2021/12/19 10:38:05 riastradh Exp $	*/
2
3/*
4 * Copyright 2000 ATI Technologies Inc., Markham, Ontario, and
5 *                VA Linux Systems Inc., Fremont, California.
6 * Copyright 2008 Red Hat Inc.
7 *
8 * Permission is hereby granted, free of charge, to any person obtaining a
9 * copy of this software and associated documentation files (the "Software"),
10 * to deal in the Software without restriction, including without limitation
11 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
12 * and/or sell copies of the Software, and to permit persons to whom the
13 * Software is furnished to do so, subject to the following conditions:
14 *
15 * The above copyright notice and this permission notice shall be included in
16 * all copies or substantial portions of the Software.
17 *
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
19 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
20 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
21 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
22 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
23 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
24 * OTHER DEALINGS IN THE SOFTWARE.
25 *
26 * Original Authors:
27 *   Kevin E. Martin, Rickard E. Faith, Alan Hourihane
28 *
29 * Kernel port Author: Dave Airlie
30 */
31
32#ifndef RADEON_MODE_H
33#define RADEON_MODE_H
34
35#include <drm/drm_crtc.h>
36#include <drm/drm_edid.h>
37#include <drm/drm_encoder.h>
38#include <drm/drm_dp_helper.h>
39#include <drm/drm_dp_mst_helper.h>
40#include <drm/drm_fixed.h>
41#include <drm/drm_crtc_helper.h>
42#include <linux/i2c.h>
43#include <linux/i2c-algo-bit.h>
44
45struct radeon_bo;
46struct radeon_device;
47
48#define to_radeon_crtc(x) container_of(x, struct radeon_crtc, base)
49#define to_radeon_connector(x) container_of(x, struct radeon_connector, base)
50#define to_radeon_encoder(x) container_of(x, struct radeon_encoder, base)
51
52#define RADEON_MAX_HPD_PINS 7
53#define RADEON_MAX_CRTCS 6
54#define RADEON_MAX_AFMT_BLOCKS 7
55
56enum radeon_rmx_type {
57	RMX_OFF,
58	RMX_FULL,
59	RMX_CENTER,
60	RMX_ASPECT
61};
62
63enum radeon_tv_std {
64	TV_STD_NTSC,
65	TV_STD_PAL,
66	TV_STD_PAL_M,
67	TV_STD_PAL_60,
68	TV_STD_NTSC_J,
69	TV_STD_SCART_PAL,
70	TV_STD_SECAM,
71	TV_STD_PAL_CN,
72	TV_STD_PAL_N,
73};
74
75enum radeon_underscan_type {
76	UNDERSCAN_OFF,
77	UNDERSCAN_ON,
78	UNDERSCAN_AUTO,
79};
80
81enum radeon_hpd_id {
82	RADEON_HPD_1 = 0,
83	RADEON_HPD_2,
84	RADEON_HPD_3,
85	RADEON_HPD_4,
86	RADEON_HPD_5,
87	RADEON_HPD_6,
88	RADEON_HPD_NONE = 0xff,
89};
90
91enum radeon_output_csc {
92	RADEON_OUTPUT_CSC_BYPASS = 0,
93	RADEON_OUTPUT_CSC_TVRGB = 1,
94	RADEON_OUTPUT_CSC_YCBCR601 = 2,
95	RADEON_OUTPUT_CSC_YCBCR709 = 3,
96};
97
98#define RADEON_MAX_I2C_BUS 16
99
100/* radeon gpio-based i2c
101 * 1. "mask" reg and bits
102 *    grabs the gpio pins for software use
103 *    0=not held  1=held
104 * 2. "a" reg and bits
105 *    output pin value
106 *    0=low 1=high
107 * 3. "en" reg and bits
108 *    sets the pin direction
109 *    0=input 1=output
110 * 4. "y" reg and bits
111 *    input pin value
112 *    0=low 1=high
113 */
114struct radeon_i2c_bus_rec {
115	bool valid;
116	/* id used by atom */
117	uint8_t i2c_id;
118	/* id used by atom */
119	enum radeon_hpd_id hpd;
120	/* can be used with hw i2c engine */
121	bool hw_capable;
122	/* uses multi-media i2c engine */
123	bool mm_i2c;
124	/* regs and bits */
125	uint32_t mask_clk_reg;
126	uint32_t mask_data_reg;
127	uint32_t a_clk_reg;
128	uint32_t a_data_reg;
129	uint32_t en_clk_reg;
130	uint32_t en_data_reg;
131	uint32_t y_clk_reg;
132	uint32_t y_data_reg;
133	uint32_t mask_clk_mask;
134	uint32_t mask_data_mask;
135	uint32_t a_clk_mask;
136	uint32_t a_data_mask;
137	uint32_t en_clk_mask;
138	uint32_t en_data_mask;
139	uint32_t y_clk_mask;
140	uint32_t y_data_mask;
141};
142
143struct radeon_tmds_pll {
144    uint32_t freq;
145    uint32_t value;
146};
147
148#define RADEON_MAX_BIOS_CONNECTOR 16
149
150/* pll flags */
151#define RADEON_PLL_USE_BIOS_DIVS        (1 << 0)
152#define RADEON_PLL_NO_ODD_POST_DIV      (1 << 1)
153#define RADEON_PLL_USE_REF_DIV          (1 << 2)
154#define RADEON_PLL_LEGACY               (1 << 3)
155#define RADEON_PLL_PREFER_LOW_REF_DIV   (1 << 4)
156#define RADEON_PLL_PREFER_HIGH_REF_DIV  (1 << 5)
157#define RADEON_PLL_PREFER_LOW_FB_DIV    (1 << 6)
158#define RADEON_PLL_PREFER_HIGH_FB_DIV   (1 << 7)
159#define RADEON_PLL_PREFER_LOW_POST_DIV  (1 << 8)
160#define RADEON_PLL_PREFER_HIGH_POST_DIV (1 << 9)
161#define RADEON_PLL_USE_FRAC_FB_DIV      (1 << 10)
162#define RADEON_PLL_PREFER_CLOSEST_LOWER (1 << 11)
163#define RADEON_PLL_USE_POST_DIV         (1 << 12)
164#define RADEON_PLL_IS_LCD               (1 << 13)
165#define RADEON_PLL_PREFER_MINM_OVER_MAXP (1 << 14)
166
167struct radeon_pll {
168	/* reference frequency */
169	uint32_t reference_freq;
170
171	/* fixed dividers */
172	uint32_t reference_div;
173	uint32_t post_div;
174
175	/* pll in/out limits */
176	uint32_t pll_in_min;
177	uint32_t pll_in_max;
178	uint32_t pll_out_min;
179	uint32_t pll_out_max;
180	uint32_t lcd_pll_out_min;
181	uint32_t lcd_pll_out_max;
182	uint32_t best_vco;
183
184	/* divider limits */
185	uint32_t min_ref_div;
186	uint32_t max_ref_div;
187	uint32_t min_post_div;
188	uint32_t max_post_div;
189	uint32_t min_feedback_div;
190	uint32_t max_feedback_div;
191	uint32_t min_frac_feedback_div;
192	uint32_t max_frac_feedback_div;
193
194	/* flags for the current clock */
195	uint32_t flags;
196
197	/* pll id */
198	uint32_t id;
199};
200
201struct radeon_i2c_chan {
202	struct i2c_adapter adapter;
203	struct drm_device *dev;
204	struct i2c_algo_bit_data bit;
205	struct radeon_i2c_bus_rec rec;
206	struct drm_dp_aux aux;
207	bool has_aux;
208	struct mutex mutex;
209};
210
211/* mostly for macs, but really any system without connector tables */
212enum radeon_connector_table {
213	CT_NONE = 0,
214	CT_GENERIC,
215	CT_IBOOK,
216	CT_POWERBOOK_EXTERNAL,
217	CT_POWERBOOK_INTERNAL,
218	CT_POWERBOOK_VGA,
219	CT_MINI_EXTERNAL,
220	CT_MINI_INTERNAL,
221	CT_IMAC_G5_ISIGHT,
222	CT_EMAC,
223	CT_RN50_POWER,
224	CT_MAC_X800,
225	CT_MAC_G5_9600,
226	CT_SAM440EP,
227	CT_MAC_G4_SILVER
228};
229
230enum radeon_dvo_chip {
231	DVO_SIL164,
232	DVO_SIL1178,
233};
234
235struct radeon_fbdev;
236
237struct radeon_afmt {
238	bool enabled;
239	int offset;
240	bool last_buffer_filled_status;
241	int id;
242};
243
244struct radeon_mode_info {
245	struct atom_context *atom_context;
246	struct card_info *atom_card_info;
247	enum radeon_connector_table connector_table;
248	bool mode_config_initialized;
249	struct radeon_crtc *crtcs[RADEON_MAX_CRTCS];
250	struct radeon_afmt *afmt[RADEON_MAX_AFMT_BLOCKS];
251	/* DVI-I properties */
252	struct drm_property *coherent_mode_property;
253	/* DAC enable load detect */
254	struct drm_property *load_detect_property;
255	/* TV standard */
256	struct drm_property *tv_std_property;
257	/* legacy TMDS PLL detect */
258	struct drm_property *tmds_pll_property;
259	/* underscan */
260	struct drm_property *underscan_property;
261	struct drm_property *underscan_hborder_property;
262	struct drm_property *underscan_vborder_property;
263	/* audio */
264	struct drm_property *audio_property;
265	/* FMT dithering */
266	struct drm_property *dither_property;
267	/* Output CSC */
268	struct drm_property *output_csc_property;
269	/* hardcoded DFP edid from BIOS */
270	struct edid *bios_hardcoded_edid;
271	int bios_hardcoded_edid_size;
272
273	/* pointer to fbdev info structure */
274	struct radeon_fbdev *rfbdev;
275	/* firmware flags */
276	u16 firmware_flags;
277	/* pointer to backlight encoder */
278	struct radeon_encoder *bl_encoder;
279
280	/* bitmask for active encoder frontends */
281	uint32_t active_encoders;
282};
283
284#define RADEON_MAX_BL_LEVEL 0xFF
285
286#if defined(CONFIG_BACKLIGHT_CLASS_DEVICE) || defined(CONFIG_BACKLIGHT_CLASS_DEVICE_MODULE)
287
288struct radeon_backlight_privdata {
289	struct radeon_encoder *encoder;
290	uint8_t negative;
291};
292
293#endif
294
295#define MAX_H_CODE_TIMING_LEN 32
296#define MAX_V_CODE_TIMING_LEN 32
297
298/* need to store these as reading
299   back code tables is excessive */
300struct radeon_tv_regs {
301	uint32_t tv_uv_adr;
302	uint32_t timing_cntl;
303	uint32_t hrestart;
304	uint32_t vrestart;
305	uint32_t frestart;
306	uint16_t h_code_timing[MAX_H_CODE_TIMING_LEN];
307	uint16_t v_code_timing[MAX_V_CODE_TIMING_LEN];
308};
309
310struct radeon_atom_ss {
311	uint16_t percentage;
312	uint16_t percentage_divider;
313	uint8_t type;
314	uint16_t step;
315	uint8_t delay;
316	uint8_t range;
317	uint8_t refdiv;
318	/* asic_ss */
319	uint16_t rate;
320	uint16_t amount;
321};
322
323enum radeon_flip_status {
324	RADEON_FLIP_NONE,
325	RADEON_FLIP_PENDING,
326	RADEON_FLIP_SUBMITTED
327};
328
329struct radeon_crtc {
330	struct drm_crtc base;
331	int crtc_id;
332	bool enabled;
333	bool can_tile;
334	bool cursor_out_of_bounds;
335	uint32_t crtc_offset;
336	struct drm_gem_object *cursor_bo;
337	uint64_t cursor_addr;
338	int cursor_x;
339	int cursor_y;
340	int cursor_hot_x;
341	int cursor_hot_y;
342	int cursor_width;
343	int cursor_height;
344	int max_cursor_width;
345	int max_cursor_height;
346	uint32_t legacy_display_base_addr;
347	enum radeon_rmx_type rmx_type;
348	u8 h_border;
349	u8 v_border;
350	fixed20_12 vsc;
351	fixed20_12 hsc;
352	struct drm_display_mode native_mode;
353	int pll_id;
354	/* page flipping */
355	struct workqueue_struct *flip_queue;
356	struct radeon_flip_work *flip_work;
357	enum radeon_flip_status flip_status;
358	/* pll sharing */
359	struct radeon_atom_ss ss;
360	bool ss_enabled;
361	u32 adjusted_clock;
362	int bpc;
363	u32 pll_reference_div;
364	u32 pll_post_div;
365	u32 pll_flags;
366	struct drm_encoder *encoder;
367	struct drm_connector *connector;
368	/* for dpm */
369	u32 line_time;
370	u32 wm_low;
371	u32 wm_high;
372	u32 lb_vblank_lead_lines;
373	struct drm_display_mode hw_mode;
374	enum radeon_output_csc output_csc;
375};
376
377struct radeon_encoder_primary_dac {
378	/* legacy primary dac */
379	uint32_t ps2_pdac_adj;
380};
381
382struct radeon_encoder_lvds {
383	/* legacy lvds */
384	uint16_t panel_vcc_delay;
385	uint8_t  panel_pwr_delay;
386	uint8_t  panel_digon_delay;
387	uint8_t  panel_blon_delay;
388	uint16_t panel_ref_divider;
389	uint8_t  panel_post_divider;
390	uint16_t panel_fb_divider;
391	bool     use_bios_dividers;
392	uint32_t lvds_gen_cntl;
393	/* panel mode */
394	struct drm_display_mode native_mode;
395	struct backlight_device *bl_dev;
396	int      dpms_mode;
397	uint8_t  backlight_level;
398};
399
400struct radeon_encoder_tv_dac {
401	/* legacy tv dac */
402	uint32_t ps2_tvdac_adj;
403	uint32_t ntsc_tvdac_adj;
404	uint32_t pal_tvdac_adj;
405
406	int               h_pos;
407	int               v_pos;
408	int               h_size;
409	int               supported_tv_stds;
410	bool              tv_on;
411	enum radeon_tv_std tv_std;
412	struct radeon_tv_regs tv;
413};
414
415struct radeon_encoder_int_tmds {
416	/* legacy int tmds */
417	struct radeon_tmds_pll tmds_pll[4];
418};
419
420struct radeon_encoder_ext_tmds {
421	/* tmds over dvo */
422	struct radeon_i2c_chan *i2c_bus;
423	uint8_t slave_addr;
424	enum radeon_dvo_chip dvo_chip;
425};
426
427/* spread spectrum */
428struct radeon_encoder_atom_dig {
429	bool linkb;
430	/* atom dig */
431	bool coherent_mode;
432	int dig_encoder; /* -1 disabled, 0 DIGA, 1 DIGB, etc. */
433	/* atom lvds/edp */
434	uint32_t lcd_misc;
435	uint16_t panel_pwr_delay;
436	uint32_t lcd_ss_id;
437	/* panel mode */
438	struct drm_display_mode native_mode;
439	struct backlight_device *bl_dev;
440	int dpms_mode;
441	uint8_t backlight_level;
442	int panel_mode;
443	struct radeon_afmt *afmt;
444	struct r600_audio_pin *pin;
445	int active_mst_links;
446};
447
448struct radeon_encoder_atom_dac {
449	enum radeon_tv_std tv_std;
450};
451
452struct radeon_encoder_mst {
453	int crtc;
454	struct radeon_encoder *primary;
455	struct radeon_connector *connector;
456	struct drm_dp_mst_port *port;
457	int pbn;
458	int fe;
459	bool fe_from_be;
460	bool enc_active;
461};
462
463struct radeon_encoder {
464	struct drm_encoder base;
465	uint32_t encoder_enum;
466	uint32_t encoder_id;
467	uint32_t devices;
468	uint32_t active_device;
469	uint32_t flags;
470	uint32_t pixel_clock;
471	enum radeon_rmx_type rmx_type;
472	enum radeon_underscan_type underscan_type;
473	uint32_t underscan_hborder;
474	uint32_t underscan_vborder;
475	struct drm_display_mode native_mode;
476	void *enc_priv;
477	int audio_polling_active;
478	bool is_ext_encoder;
479	u16 caps;
480	struct radeon_audio_funcs *audio;
481	enum radeon_output_csc output_csc;
482	bool can_mst;
483	uint32_t offset;
484	bool is_mst_encoder;
485	/* front end for this mst encoder */
486};
487
488struct radeon_connector_atom_dig {
489	uint32_t igp_lane_info;
490	/* displayport */
491	u8 dpcd[DP_RECEIVER_CAP_SIZE];
492	u8 dp_sink_type;
493	int dp_clock;
494	int dp_lane_count;
495	bool edp_on;
496	bool is_mst;
497};
498
499struct radeon_gpio_rec {
500	bool valid;
501	u8 id;
502	u32 reg;
503	u32 mask;
504	u32 shift;
505};
506
507struct radeon_hpd {
508	enum radeon_hpd_id hpd;
509	u8 plugged_state;
510	struct radeon_gpio_rec gpio;
511};
512
513struct radeon_router {
514	u32 router_id;
515	struct radeon_i2c_bus_rec i2c_info;
516	u8 i2c_addr;
517	/* i2c mux */
518	bool ddc_valid;
519	u8 ddc_mux_type;
520	u8 ddc_mux_control_pin;
521	u8 ddc_mux_state;
522	/* clock/data mux */
523	bool cd_valid;
524	u8 cd_mux_type;
525	u8 cd_mux_control_pin;
526	u8 cd_mux_state;
527};
528
529enum radeon_connector_audio {
530	RADEON_AUDIO_DISABLE = 0,
531	RADEON_AUDIO_ENABLE = 1,
532	RADEON_AUDIO_AUTO = 2
533};
534
535enum radeon_connector_dither {
536	RADEON_FMT_DITHER_DISABLE = 0,
537	RADEON_FMT_DITHER_ENABLE = 1,
538};
539
540struct stream_attribs {
541	uint16_t fe;
542	uint16_t slots;
543};
544
545struct radeon_connector {
546	struct drm_connector base;
547	uint32_t connector_id;
548	uint32_t devices;
549	struct radeon_i2c_chan *ddc_bus;
550	/* some systems have an hdmi and vga port with a shared ddc line */
551	bool shared_ddc;
552	bool use_digital;
553	/* we need to mind the EDID between detect
554	   and get modes due to analog/digital/tvencoder */
555	struct edid *edid;
556	void *con_priv;
557	bool dac_load_detect;
558	bool detected_by_load; /* if the connection status was determined by load */
559	bool detected_hpd_without_ddc; /* if an HPD signal was detected on DVI, but ddc probing failed */
560	uint16_t connector_object_id;
561	struct radeon_hpd hpd;
562	struct radeon_router router;
563	struct radeon_i2c_chan *router_bus;
564	enum radeon_connector_audio audio;
565	enum radeon_connector_dither dither;
566	int pixelclock_for_modeset;
567	bool is_mst_connector;
568	struct radeon_connector *mst_port;
569	struct drm_dp_mst_port *port;
570	struct drm_dp_mst_topology_mgr mst_mgr;
571
572	struct radeon_encoder *mst_encoder;
573	struct stream_attribs cur_stream_attribs[6];
574	int enabled_attribs;
575};
576
577#define ENCODER_MODE_IS_DP(em) (((em) == ATOM_ENCODER_MODE_DP) || \
578				((em) == ATOM_ENCODER_MODE_DP_MST))
579
580struct atom_clock_dividers {
581	u32 post_div;
582	union {
583		struct {
584#ifdef __BIG_ENDIAN
585			u32 reserved : 6;
586			u32 whole_fb_div : 12;
587			u32 frac_fb_div : 14;
588#else
589			u32 frac_fb_div : 14;
590			u32 whole_fb_div : 12;
591			u32 reserved : 6;
592#endif
593		};
594		u32 fb_div;
595	};
596	u32 ref_div;
597	bool enable_post_div;
598	bool enable_dithen;
599	u32 vco_mode;
600	u32 real_clock;
601	/* added for CI */
602	u32 post_divider;
603	u32 flags;
604};
605
606struct atom_mpll_param {
607	union {
608		struct {
609#ifdef __BIG_ENDIAN
610			u32 reserved : 8;
611			u32 clkfrac : 12;
612			u32 clkf : 12;
613#else
614			u32 clkf : 12;
615			u32 clkfrac : 12;
616			u32 reserved : 8;
617#endif
618		};
619		u32 fb_div;
620	};
621	u32 post_div;
622	u32 bwcntl;
623	u32 dll_speed;
624	u32 vco_mode;
625	u32 yclk_sel;
626	u32 qdr;
627	u32 half_rate;
628};
629
630#define MEM_TYPE_GDDR5  0x50
631#define MEM_TYPE_GDDR4  0x40
632#define MEM_TYPE_GDDR3  0x30
633#define MEM_TYPE_DDR2   0x20
634#define MEM_TYPE_GDDR1  0x10
635#define MEM_TYPE_DDR3   0xb0
636#define MEM_TYPE_MASK   0xf0
637
638struct atom_memory_info {
639	u8 mem_vendor;
640	u8 mem_type;
641};
642
643#define MAX_AC_TIMING_ENTRIES 16
644
645struct atom_memory_clock_range_table
646{
647	u8 num_entries;
648	u8 rsv[3];
649	u32 mclk[MAX_AC_TIMING_ENTRIES];
650};
651
652#define VBIOS_MC_REGISTER_ARRAY_SIZE 32
653#define VBIOS_MAX_AC_TIMING_ENTRIES 20
654
655struct atom_mc_reg_entry {
656	u32 mclk_max;
657	u32 mc_data[VBIOS_MC_REGISTER_ARRAY_SIZE];
658};
659
660struct atom_mc_register_address {
661	u16 s1;
662	u8 pre_reg_data;
663};
664
665struct atom_mc_reg_table {
666	u8 last;
667	u8 num_entries;
668	struct atom_mc_reg_entry mc_reg_table_entry[VBIOS_MAX_AC_TIMING_ENTRIES];
669	struct atom_mc_register_address mc_reg_address[VBIOS_MC_REGISTER_ARRAY_SIZE];
670};
671
672#define MAX_VOLTAGE_ENTRIES 32
673
674struct atom_voltage_table_entry
675{
676	u16 value;
677	u32 smio_low;
678};
679
680struct atom_voltage_table
681{
682	u32 count;
683	u32 mask_low;
684	u32 phase_delay;
685	struct atom_voltage_table_entry entries[MAX_VOLTAGE_ENTRIES];
686};
687
688/* Driver internal use only flags of radeon_get_crtc_scanoutpos() */
689#define DRM_SCANOUTPOS_VALID        (1 << 0)
690#define DRM_SCANOUTPOS_IN_VBLANK    (1 << 1)
691#define DRM_SCANOUTPOS_ACCURATE     (1 << 2)
692#define USE_REAL_VBLANKSTART 		(1 << 30)
693#define GET_DISTANCE_TO_VBLANKSTART	(1U << 31)
694
695extern void
696radeon_add_atom_connector(struct drm_device *dev,
697			  uint32_t connector_id,
698			  uint32_t supported_device,
699			  int connector_type,
700			  struct radeon_i2c_bus_rec *i2c_bus,
701			  uint32_t igp_lane_info,
702			  uint16_t connector_object_id,
703			  struct radeon_hpd *hpd,
704			  struct radeon_router *router);
705extern void
706radeon_add_legacy_connector(struct drm_device *dev,
707			    uint32_t connector_id,
708			    uint32_t supported_device,
709			    int connector_type,
710			    struct radeon_i2c_bus_rec *i2c_bus,
711			    uint16_t connector_object_id,
712			    struct radeon_hpd *hpd);
713extern uint32_t
714radeon_get_encoder_enum(struct drm_device *dev, uint32_t supported_device,
715			uint8_t dac);
716extern void radeon_link_encoder_connector(struct drm_device *dev);
717
718extern enum radeon_tv_std
719radeon_combios_get_tv_info(struct radeon_device *rdev);
720extern enum radeon_tv_std
721radeon_atombios_get_tv_info(struct radeon_device *rdev);
722extern void radeon_atombios_get_default_voltages(struct radeon_device *rdev,
723						 u16 *vddc, u16 *vddci, u16 *mvdd);
724
725extern void
726radeon_combios_connected_scratch_regs(struct drm_connector *connector,
727				      struct drm_encoder *encoder,
728				      bool connected);
729extern void
730radeon_atombios_connected_scratch_regs(struct drm_connector *connector,
731				       struct drm_encoder *encoder,
732				       bool connected);
733
734extern struct drm_connector *
735radeon_get_connector_for_encoder(struct drm_encoder *encoder);
736extern struct drm_connector *
737radeon_get_connector_for_encoder_init(struct drm_encoder *encoder);
738extern bool radeon_dig_monitor_is_duallink(struct drm_encoder *encoder,
739				    u32 pixel_clock);
740
741extern u16 radeon_encoder_get_dp_bridge_encoder_id(struct drm_encoder *encoder);
742extern u16 radeon_connector_encoder_get_dp_bridge_encoder_id(struct drm_connector *connector);
743extern bool radeon_connector_is_dp12_capable(struct drm_connector *connector);
744extern int radeon_get_monitor_bpc(struct drm_connector *connector);
745
746extern struct edid *radeon_connector_edid(struct drm_connector *connector);
747
748extern void radeon_connector_hotplug(struct drm_connector *connector);
749extern int radeon_dp_mode_valid_helper(struct drm_connector *connector,
750				       struct drm_display_mode *mode);
751extern void radeon_dp_set_link_config(struct drm_connector *connector,
752				      const struct drm_display_mode *mode);
753extern void radeon_dp_link_train(struct drm_encoder *encoder,
754				 struct drm_connector *connector);
755extern bool radeon_dp_needs_link_train(struct radeon_connector *radeon_connector);
756extern u8 radeon_dp_getsinktype(struct radeon_connector *radeon_connector);
757extern bool radeon_dp_getdpcd(struct radeon_connector *radeon_connector);
758extern int radeon_dp_get_panel_mode(struct drm_encoder *encoder,
759				    struct drm_connector *connector);
760extern void radeon_dp_set_rx_power_state(struct drm_connector *connector,
761					 u8 power_state);
762extern void radeon_dp_aux_init(struct radeon_connector *radeon_connector);
763extern ssize_t
764radeon_dp_aux_transfer_native(struct drm_dp_aux *aux, struct drm_dp_aux_msg *msg);
765
766extern void atombios_dig_encoder_setup(struct drm_encoder *encoder, int action, int panel_mode);
767extern void atombios_dig_encoder_setup2(struct drm_encoder *encoder, int action, int panel_mode, int enc_override);
768extern void radeon_atom_encoder_init(struct radeon_device *rdev);
769extern void radeon_atom_disp_eng_pll_init(struct radeon_device *rdev);
770extern void atombios_dig_transmitter_setup(struct drm_encoder *encoder,
771					   int action, uint8_t lane_num,
772					   uint8_t lane_set);
773extern void atombios_dig_transmitter_setup2(struct drm_encoder *encoder,
774					    int action, uint8_t lane_num,
775					    uint8_t lane_set, int fe);
776extern void atombios_set_mst_encoder_crtc_source(struct drm_encoder *encoder,
777						 int fe);
778extern void radeon_atom_ext_encoder_setup_ddc(struct drm_encoder *encoder);
779extern struct drm_encoder *radeon_get_external_encoder(struct drm_encoder *encoder);
780void radeon_atom_copy_swap(u8 *dst, u8 *src, u8 num_bytes, bool to_le);
781
782extern void radeon_i2c_init(struct radeon_device *rdev);
783extern void radeon_i2c_fini(struct radeon_device *rdev);
784extern void radeon_combios_i2c_init(struct radeon_device *rdev);
785extern void radeon_atombios_i2c_init(struct radeon_device *rdev);
786extern void radeon_i2c_add(struct radeon_device *rdev,
787			   struct radeon_i2c_bus_rec *rec,
788			   const char *name);
789extern struct radeon_i2c_chan *radeon_i2c_lookup(struct radeon_device *rdev,
790						 struct radeon_i2c_bus_rec *i2c_bus);
791extern struct radeon_i2c_chan *radeon_i2c_create(struct drm_device *dev,
792						 struct radeon_i2c_bus_rec *rec,
793						 const char *name);
794extern void radeon_i2c_destroy(struct radeon_i2c_chan *i2c);
795extern void radeon_i2c_get_byte(struct radeon_i2c_chan *i2c_bus,
796				u8 slave_addr,
797				u8 addr,
798				u8 *val);
799extern void radeon_i2c_put_byte(struct radeon_i2c_chan *i2c,
800				u8 slave_addr,
801				u8 addr,
802				u8 val);
803extern void radeon_router_select_ddc_port(struct radeon_connector *radeon_connector);
804extern void radeon_router_select_cd_port(struct radeon_connector *radeon_connector);
805extern bool radeon_ddc_probe(struct radeon_connector *radeon_connector, bool use_aux);
806
807extern bool radeon_atombios_get_ppll_ss_info(struct radeon_device *rdev,
808					     struct radeon_atom_ss *ss,
809					     int id);
810extern bool radeon_atombios_get_asic_ss_info(struct radeon_device *rdev,
811					     struct radeon_atom_ss *ss,
812					     int id, u32 clock);
813extern struct radeon_gpio_rec radeon_atombios_lookup_gpio(struct radeon_device *rdev,
814							  u8 id);
815
816extern void radeon_compute_pll_legacy(struct radeon_pll *pll,
817				      uint64_t freq,
818				      uint32_t *dot_clock_p,
819				      uint32_t *fb_div_p,
820				      uint32_t *frac_fb_div_p,
821				      uint32_t *ref_div_p,
822				      uint32_t *post_div_p);
823
824extern void radeon_compute_pll_avivo(struct radeon_pll *pll,
825				     u32 freq,
826				     u32 *dot_clock_p,
827				     u32 *fb_div_p,
828				     u32 *frac_fb_div_p,
829				     u32 *ref_div_p,
830				     u32 *post_div_p);
831
832extern void radeon_setup_encoder_clones(struct drm_device *dev);
833
834struct drm_encoder *radeon_encoder_legacy_lvds_add(struct drm_device *dev, int bios_index);
835struct drm_encoder *radeon_encoder_legacy_primary_dac_add(struct drm_device *dev, int bios_index, int with_tv);
836struct drm_encoder *radeon_encoder_legacy_tv_dac_add(struct drm_device *dev, int bios_index, int with_tv);
837struct drm_encoder *radeon_encoder_legacy_tmds_int_add(struct drm_device *dev, int bios_index);
838struct drm_encoder *radeon_encoder_legacy_tmds_ext_add(struct drm_device *dev, int bios_index);
839extern void atombios_dvo_setup(struct drm_encoder *encoder, int action);
840extern void atombios_digital_setup(struct drm_encoder *encoder, int action);
841extern int atombios_get_encoder_mode(struct drm_encoder *encoder);
842extern bool atombios_set_edp_panel_power(struct drm_connector *connector, int action);
843extern void radeon_encoder_set_active_device(struct drm_encoder *encoder);
844extern bool radeon_encoder_is_digital(struct drm_encoder *encoder);
845
846extern void radeon_crtc_load_lut(struct drm_crtc *crtc);
847extern int atombios_crtc_set_base(struct drm_crtc *crtc, int x, int y,
848				   struct drm_framebuffer *old_fb);
849extern int atombios_crtc_set_base_atomic(struct drm_crtc *crtc,
850					 struct drm_framebuffer *fb,
851					 int x, int y,
852					 enum mode_set_atomic state);
853extern int atombios_crtc_mode_set(struct drm_crtc *crtc,
854				   struct drm_display_mode *mode,
855				   struct drm_display_mode *adjusted_mode,
856				   int x, int y,
857				   struct drm_framebuffer *old_fb);
858extern void atombios_crtc_dpms(struct drm_crtc *crtc, int mode);
859
860extern int radeon_crtc_set_base(struct drm_crtc *crtc, int x, int y,
861				 struct drm_framebuffer *old_fb);
862extern int radeon_crtc_set_base_atomic(struct drm_crtc *crtc,
863				       struct drm_framebuffer *fb,
864				       int x, int y,
865				       enum mode_set_atomic state);
866extern int radeon_crtc_do_set_base(struct drm_crtc *crtc,
867				   struct drm_framebuffer *fb,
868				   int x, int y, int atomic);
869extern int radeon_crtc_cursor_set2(struct drm_crtc *crtc,
870				   struct drm_file *file_priv,
871				   uint32_t handle,
872				   uint32_t width,
873				   uint32_t height,
874				   int32_t hot_x,
875				   int32_t hot_y);
876extern int radeon_crtc_cursor_move(struct drm_crtc *crtc,
877				   int x, int y);
878extern void radeon_cursor_reset(struct drm_crtc *crtc);
879
880extern int radeon_get_crtc_scanoutpos(struct drm_device *dev, unsigned int pipe,
881				      unsigned int flags, int *vpos, int *hpos,
882				      ktime_t *stime, ktime_t *etime,
883				      const struct drm_display_mode *mode);
884
885extern bool radeon_combios_check_hardcoded_edid(struct radeon_device *rdev);
886extern struct edid *
887radeon_bios_get_hardcoded_edid(struct radeon_device *rdev);
888extern bool radeon_atom_get_clock_info(struct drm_device *dev);
889extern bool radeon_combios_get_clock_info(struct drm_device *dev);
890extern struct radeon_encoder_atom_dig *
891radeon_atombios_get_lvds_info(struct radeon_encoder *encoder);
892extern bool radeon_atombios_get_tmds_info(struct radeon_encoder *encoder,
893					  struct radeon_encoder_int_tmds *tmds);
894extern bool radeon_legacy_get_tmds_info_from_combios(struct radeon_encoder *encoder,
895						     struct radeon_encoder_int_tmds *tmds);
896extern bool radeon_legacy_get_tmds_info_from_table(struct radeon_encoder *encoder,
897						   struct radeon_encoder_int_tmds *tmds);
898extern bool radeon_legacy_get_ext_tmds_info_from_combios(struct radeon_encoder *encoder,
899							 struct radeon_encoder_ext_tmds *tmds);
900extern bool radeon_legacy_get_ext_tmds_info_from_table(struct radeon_encoder *encoder,
901						       struct radeon_encoder_ext_tmds *tmds);
902extern struct radeon_encoder_primary_dac *
903radeon_atombios_get_primary_dac_info(struct radeon_encoder *encoder);
904extern struct radeon_encoder_tv_dac *
905radeon_atombios_get_tv_dac_info(struct radeon_encoder *encoder);
906extern struct radeon_encoder_lvds *
907radeon_combios_get_lvds_info(struct radeon_encoder *encoder);
908extern void radeon_combios_get_ext_tmds_info(struct radeon_encoder *encoder);
909extern struct radeon_encoder_tv_dac *
910radeon_combios_get_tv_dac_info(struct radeon_encoder *encoder);
911extern struct radeon_encoder_primary_dac *
912radeon_combios_get_primary_dac_info(struct radeon_encoder *encoder);
913extern bool radeon_combios_external_tmds_setup(struct drm_encoder *encoder);
914extern void radeon_external_tmds_setup(struct drm_encoder *encoder);
915extern void radeon_combios_output_lock(struct drm_encoder *encoder, bool lock);
916extern void radeon_combios_initialize_bios_scratch_regs(struct drm_device *dev);
917extern void radeon_atom_output_lock(struct drm_encoder *encoder, bool lock);
918extern void radeon_atom_initialize_bios_scratch_regs(struct drm_device *dev);
919extern void radeon_save_bios_scratch_regs(struct radeon_device *rdev);
920extern void radeon_restore_bios_scratch_regs(struct radeon_device *rdev);
921extern void
922radeon_atombios_encoder_crtc_scratch_regs(struct drm_encoder *encoder, int crtc);
923extern void
924radeon_atombios_encoder_dpms_scratch_regs(struct drm_encoder *encoder, bool on);
925extern void
926radeon_combios_encoder_crtc_scratch_regs(struct drm_encoder *encoder, int crtc);
927extern void
928radeon_combios_encoder_dpms_scratch_regs(struct drm_encoder *encoder, bool on);
929int radeon_framebuffer_init(struct drm_device *dev,
930			     struct drm_framebuffer *rfb,
931			     const struct drm_mode_fb_cmd2 *mode_cmd,
932			     struct drm_gem_object *obj);
933
934int radeonfb_remove(struct drm_device *dev, struct drm_framebuffer *fb);
935bool radeon_get_legacy_connector_info_from_bios(struct drm_device *dev);
936bool radeon_get_legacy_connector_info_from_table(struct drm_device *dev);
937void radeon_atombios_init_crtc(struct drm_device *dev,
938			       struct radeon_crtc *radeon_crtc);
939void radeon_legacy_init_crtc(struct drm_device *dev,
940			     struct radeon_crtc *radeon_crtc);
941
942void radeon_get_clock_info(struct drm_device *dev);
943
944extern bool radeon_get_atom_connector_info_from_object_table(struct drm_device *dev);
945extern bool radeon_get_atom_connector_info_from_supported_devices_table(struct drm_device *dev);
946
947void radeon_enc_destroy(struct drm_encoder *encoder);
948void radeon_copy_fb(struct drm_device *dev, struct drm_gem_object *dst_obj);
949void radeon_combios_asic_init(struct drm_device *dev);
950bool radeon_crtc_scaling_mode_fixup(struct drm_crtc *crtc,
951					const struct drm_display_mode *mode,
952					struct drm_display_mode *adjusted_mode);
953void radeon_panel_mode_fixup(struct drm_encoder *encoder,
954			     struct drm_display_mode *adjusted_mode);
955void atom_rv515_force_tv_scaler(struct radeon_device *rdev, struct radeon_crtc *radeon_crtc);
956
957/* legacy tv */
958void radeon_legacy_tv_adjust_crtc_reg(struct drm_encoder *encoder,
959				      uint32_t *h_total_disp, uint32_t *h_sync_strt_wid,
960				      uint32_t *v_total_disp, uint32_t *v_sync_strt_wid);
961void radeon_legacy_tv_adjust_pll1(struct drm_encoder *encoder,
962				  uint32_t *htotal_cntl, uint32_t *ppll_ref_div,
963				  uint32_t *ppll_div_3, uint32_t *pixclks_cntl);
964void radeon_legacy_tv_adjust_pll2(struct drm_encoder *encoder,
965				  uint32_t *htotal2_cntl, uint32_t *p2pll_ref_div,
966				  uint32_t *p2pll_div_0, uint32_t *pixclks_cntl);
967void radeon_legacy_tv_mode_set(struct drm_encoder *encoder,
968			       struct drm_display_mode *mode,
969			       struct drm_display_mode *adjusted_mode);
970
971/* fmt blocks */
972void avivo_program_fmt(struct drm_encoder *encoder);
973void dce3_program_fmt(struct drm_encoder *encoder);
974void dce4_program_fmt(struct drm_encoder *encoder);
975void dce8_program_fmt(struct drm_encoder *encoder);
976
977/* fbdev layer */
978int radeon_fbdev_init(struct radeon_device *rdev);
979void radeon_fbdev_fini(struct radeon_device *rdev);
980void radeon_fbdev_set_suspend(struct radeon_device *rdev, int state);
981bool radeon_fbdev_robj_is_fb(struct radeon_device *rdev, struct radeon_bo *robj);
982
983void radeon_crtc_handle_vblank(struct radeon_device *rdev, int crtc_id);
984
985void radeon_fb_add_connector(struct radeon_device *rdev, struct drm_connector *connector);
986void radeon_fb_remove_connector(struct radeon_device *rdev, struct drm_connector *connector);
987
988void radeon_crtc_handle_flip(struct radeon_device *rdev, int crtc_id);
989
990int radeon_align_pitch(struct radeon_device *rdev, int width, int bpp, bool tiled);
991
992/* mst */
993int radeon_dp_mst_init(struct radeon_connector *radeon_connector);
994int radeon_dp_mst_probe(struct radeon_connector *radeon_connector);
995int radeon_dp_mst_check_status(struct radeon_connector *radeon_connector);
996int radeon_mst_debugfs_init(struct radeon_device *rdev);
997void radeon_dp_mst_prepare_pll(struct drm_crtc *crtc, struct drm_display_mode *mode);
998
999void radeon_setup_mst_connector(struct drm_device *dev);
1000
1001int radeon_atom_pick_dig_encoder(struct drm_encoder *encoder, int fe_idx);
1002void radeon_atom_release_dig_encoder(struct radeon_device *rdev, int enc_idx);
1003#endif
1004