1/*
2 * Copyright 2000 ATI Technologies Inc., Markham, Ontario, and
3 *                VA Linux Systems Inc., Fremont, California.
4 * Copyright 2008 Red Hat Inc.
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the "Software"),
8 * to deal in the Software without restriction, including without limitation
9 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10 * and/or sell copies of the Software, and to permit persons to whom the
11 * Software is furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
19 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
20 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
21 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
22 * OTHER DEALINGS IN THE SOFTWARE.
23 *
24 * Original Authors:
25 *   Kevin E. Martin, Rickard E. Faith, Alan Hourihane
26 *
27 * Kernel port Author: Dave Airlie
28 */
29
30#ifndef RADEON_MODE_H
31#define RADEON_MODE_H
32
33#include <drm/drm_crtc.h>
34#include <drm/drm_edid.h>
35#include <drm/drm_encoder.h>
36#include <drm/drm_dp_helper.h>
37#include <drm/drm_dp_mst_helper.h>
38#include <drm/drm_fixed.h>
39#include <drm/drm_crtc_helper.h>
40#include <linux/i2c.h>
41#include <linux/i2c-algo-bit.h>
42
43struct radeon_bo;
44struct radeon_device;
45
46#define to_radeon_crtc(x) container_of(x, struct radeon_crtc, base)
47#define to_radeon_connector(x) container_of(x, struct radeon_connector, base)
48#define to_radeon_encoder(x) container_of(x, struct radeon_encoder, base)
49
50#define RADEON_MAX_HPD_PINS 7
51#define RADEON_MAX_CRTCS 6
52#define RADEON_MAX_AFMT_BLOCKS 7
53
54enum radeon_rmx_type {
55	RMX_OFF,
56	RMX_FULL,
57	RMX_CENTER,
58	RMX_ASPECT
59};
60
61enum radeon_tv_std {
62	TV_STD_NTSC,
63	TV_STD_PAL,
64	TV_STD_PAL_M,
65	TV_STD_PAL_60,
66	TV_STD_NTSC_J,
67	TV_STD_SCART_PAL,
68	TV_STD_SECAM,
69	TV_STD_PAL_CN,
70	TV_STD_PAL_N,
71};
72
73enum radeon_underscan_type {
74	UNDERSCAN_OFF,
75	UNDERSCAN_ON,
76	UNDERSCAN_AUTO,
77};
78
79enum radeon_hpd_id {
80	RADEON_HPD_1 = 0,
81	RADEON_HPD_2,
82	RADEON_HPD_3,
83	RADEON_HPD_4,
84	RADEON_HPD_5,
85	RADEON_HPD_6,
86	RADEON_HPD_NONE = 0xff,
87};
88
89enum radeon_output_csc {
90	RADEON_OUTPUT_CSC_BYPASS = 0,
91	RADEON_OUTPUT_CSC_TVRGB = 1,
92	RADEON_OUTPUT_CSC_YCBCR601 = 2,
93	RADEON_OUTPUT_CSC_YCBCR709 = 3,
94};
95
96#define RADEON_MAX_I2C_BUS 16
97
98/* radeon gpio-based i2c
99 * 1. "mask" reg and bits
100 *    grabs the gpio pins for software use
101 *    0=not held  1=held
102 * 2. "a" reg and bits
103 *    output pin value
104 *    0=low 1=high
105 * 3. "en" reg and bits
106 *    sets the pin direction
107 *    0=input 1=output
108 * 4. "y" reg and bits
109 *    input pin value
110 *    0=low 1=high
111 */
112struct radeon_i2c_bus_rec {
113	bool valid;
114	/* id used by atom */
115	uint8_t i2c_id;
116	/* id used by atom */
117	enum radeon_hpd_id hpd;
118	/* can be used with hw i2c engine */
119	bool hw_capable;
120	/* uses multi-media i2c engine */
121	bool mm_i2c;
122	/* regs and bits */
123	uint32_t mask_clk_reg;
124	uint32_t mask_data_reg;
125	uint32_t a_clk_reg;
126	uint32_t a_data_reg;
127	uint32_t en_clk_reg;
128	uint32_t en_data_reg;
129	uint32_t y_clk_reg;
130	uint32_t y_data_reg;
131	uint32_t mask_clk_mask;
132	uint32_t mask_data_mask;
133	uint32_t a_clk_mask;
134	uint32_t a_data_mask;
135	uint32_t en_clk_mask;
136	uint32_t en_data_mask;
137	uint32_t y_clk_mask;
138	uint32_t y_data_mask;
139};
140
141struct radeon_tmds_pll {
142    uint32_t freq;
143    uint32_t value;
144};
145
146#define RADEON_MAX_BIOS_CONNECTOR 16
147
148/* pll flags */
149#define RADEON_PLL_USE_BIOS_DIVS        (1 << 0)
150#define RADEON_PLL_NO_ODD_POST_DIV      (1 << 1)
151#define RADEON_PLL_USE_REF_DIV          (1 << 2)
152#define RADEON_PLL_LEGACY               (1 << 3)
153#define RADEON_PLL_PREFER_LOW_REF_DIV   (1 << 4)
154#define RADEON_PLL_PREFER_HIGH_REF_DIV  (1 << 5)
155#define RADEON_PLL_PREFER_LOW_FB_DIV    (1 << 6)
156#define RADEON_PLL_PREFER_HIGH_FB_DIV   (1 << 7)
157#define RADEON_PLL_PREFER_LOW_POST_DIV  (1 << 8)
158#define RADEON_PLL_PREFER_HIGH_POST_DIV (1 << 9)
159#define RADEON_PLL_USE_FRAC_FB_DIV      (1 << 10)
160#define RADEON_PLL_PREFER_CLOSEST_LOWER (1 << 11)
161#define RADEON_PLL_USE_POST_DIV         (1 << 12)
162#define RADEON_PLL_IS_LCD               (1 << 13)
163#define RADEON_PLL_PREFER_MINM_OVER_MAXP (1 << 14)
164
165struct radeon_pll {
166	/* reference frequency */
167	uint32_t reference_freq;
168
169	/* fixed dividers */
170	uint32_t reference_div;
171	uint32_t post_div;
172
173	/* pll in/out limits */
174	uint32_t pll_in_min;
175	uint32_t pll_in_max;
176	uint32_t pll_out_min;
177	uint32_t pll_out_max;
178	uint32_t lcd_pll_out_min;
179	uint32_t lcd_pll_out_max;
180	uint32_t best_vco;
181
182	/* divider limits */
183	uint32_t min_ref_div;
184	uint32_t max_ref_div;
185	uint32_t min_post_div;
186	uint32_t max_post_div;
187	uint32_t min_feedback_div;
188	uint32_t max_feedback_div;
189	uint32_t min_frac_feedback_div;
190	uint32_t max_frac_feedback_div;
191
192	/* flags for the current clock */
193	uint32_t flags;
194
195	/* pll id */
196	uint32_t id;
197};
198
199struct radeon_i2c_chan {
200	struct i2c_adapter adapter;
201	struct drm_device *dev;
202	struct i2c_algo_bit_data bit;
203	struct radeon_i2c_bus_rec rec;
204	struct drm_dp_aux aux;
205	bool has_aux;
206	struct mutex mutex;
207};
208
209/* mostly for macs, but really any system without connector tables */
210enum radeon_connector_table {
211	CT_NONE = 0,
212	CT_GENERIC,
213	CT_IBOOK,
214	CT_POWERBOOK_EXTERNAL,
215	CT_POWERBOOK_INTERNAL,
216	CT_POWERBOOK_VGA,
217	CT_MINI_EXTERNAL,
218	CT_MINI_INTERNAL,
219	CT_IMAC_G5_ISIGHT,
220	CT_EMAC,
221	CT_RN50_POWER,
222	CT_MAC_X800,
223	CT_MAC_G5_9600,
224	CT_SAM440EP,
225	CT_MAC_G4_SILVER
226};
227
228enum radeon_dvo_chip {
229	DVO_SIL164,
230	DVO_SIL1178,
231};
232
233struct radeon_fbdev;
234
235struct radeon_afmt {
236	bool enabled;
237	int offset;
238	bool last_buffer_filled_status;
239	int id;
240};
241
242struct radeon_mode_info {
243	struct atom_context *atom_context;
244	struct card_info *atom_card_info;
245	enum radeon_connector_table connector_table;
246	bool mode_config_initialized;
247	struct radeon_crtc *crtcs[RADEON_MAX_CRTCS];
248	struct radeon_afmt *afmt[RADEON_MAX_AFMT_BLOCKS];
249	/* DVI-I properties */
250	struct drm_property *coherent_mode_property;
251	/* DAC enable load detect */
252	struct drm_property *load_detect_property;
253	/* TV standard */
254	struct drm_property *tv_std_property;
255	/* legacy TMDS PLL detect */
256	struct drm_property *tmds_pll_property;
257	/* underscan */
258	struct drm_property *underscan_property;
259	struct drm_property *underscan_hborder_property;
260	struct drm_property *underscan_vborder_property;
261	/* audio */
262	struct drm_property *audio_property;
263	/* FMT dithering */
264	struct drm_property *dither_property;
265	/* Output CSC */
266	struct drm_property *output_csc_property;
267	/* hardcoded DFP edid from BIOS */
268	struct edid *bios_hardcoded_edid;
269	int bios_hardcoded_edid_size;
270
271	/* pointer to fbdev info structure */
272	struct radeon_fbdev *rfbdev;
273	/* firmware flags */
274	u16 firmware_flags;
275	/* pointer to backlight encoder */
276	struct radeon_encoder *bl_encoder;
277
278	/* bitmask for active encoder frontends */
279	uint32_t active_encoders;
280};
281
282#define RADEON_MAX_BL_LEVEL 0xFF
283
284#if defined(CONFIG_BACKLIGHT_CLASS_DEVICE) || defined(CONFIG_BACKLIGHT_CLASS_DEVICE_MODULE)
285
286struct radeon_backlight_privdata {
287	struct radeon_encoder *encoder;
288	uint8_t negative;
289};
290
291#endif
292
293#define MAX_H_CODE_TIMING_LEN 32
294#define MAX_V_CODE_TIMING_LEN 32
295
296/* need to store these as reading
297   back code tables is excessive */
298struct radeon_tv_regs {
299	uint32_t tv_uv_adr;
300	uint32_t timing_cntl;
301	uint32_t hrestart;
302	uint32_t vrestart;
303	uint32_t frestart;
304	uint16_t h_code_timing[MAX_H_CODE_TIMING_LEN];
305	uint16_t v_code_timing[MAX_V_CODE_TIMING_LEN];
306};
307
308struct radeon_atom_ss {
309	uint16_t percentage;
310	uint16_t percentage_divider;
311	uint8_t type;
312	uint16_t step;
313	uint8_t delay;
314	uint8_t range;
315	uint8_t refdiv;
316	/* asic_ss */
317	uint16_t rate;
318	uint16_t amount;
319};
320
321enum radeon_flip_status {
322	RADEON_FLIP_NONE,
323	RADEON_FLIP_PENDING,
324	RADEON_FLIP_SUBMITTED
325};
326
327struct radeon_crtc {
328	struct drm_crtc base;
329	int crtc_id;
330	bool enabled;
331	bool can_tile;
332	bool cursor_out_of_bounds;
333	uint32_t crtc_offset;
334	struct drm_gem_object *cursor_bo;
335	uint64_t cursor_addr;
336	int cursor_x;
337	int cursor_y;
338	int cursor_hot_x;
339	int cursor_hot_y;
340	int cursor_width;
341	int cursor_height;
342	int max_cursor_width;
343	int max_cursor_height;
344	uint32_t legacy_display_base_addr;
345	enum radeon_rmx_type rmx_type;
346	u8 h_border;
347	u8 v_border;
348	fixed20_12 vsc;
349	fixed20_12 hsc;
350	struct drm_display_mode native_mode;
351	int pll_id;
352	/* page flipping */
353	struct workqueue_struct *flip_queue;
354	struct radeon_flip_work *flip_work;
355	enum radeon_flip_status flip_status;
356	/* pll sharing */
357	struct radeon_atom_ss ss;
358	bool ss_enabled;
359	u32 adjusted_clock;
360	int bpc;
361	u32 pll_reference_div;
362	u32 pll_post_div;
363	u32 pll_flags;
364	struct drm_encoder *encoder;
365	struct drm_connector *connector;
366	/* for dpm */
367	u32 line_time;
368	u32 wm_low;
369	u32 wm_high;
370	u32 lb_vblank_lead_lines;
371	struct drm_display_mode hw_mode;
372	enum radeon_output_csc output_csc;
373};
374
375struct radeon_encoder_primary_dac {
376	/* legacy primary dac */
377	uint32_t ps2_pdac_adj;
378};
379
380struct radeon_encoder_lvds {
381	/* legacy lvds */
382	uint16_t panel_vcc_delay;
383	uint8_t  panel_pwr_delay;
384	uint8_t  panel_digon_delay;
385	uint8_t  panel_blon_delay;
386	uint16_t panel_ref_divider;
387	uint8_t  panel_post_divider;
388	uint16_t panel_fb_divider;
389	bool     use_bios_dividers;
390	uint32_t lvds_gen_cntl;
391	/* panel mode */
392	struct drm_display_mode native_mode;
393	struct backlight_device *bl_dev;
394	int      dpms_mode;
395	uint8_t  backlight_level;
396};
397
398struct radeon_encoder_tv_dac {
399	/* legacy tv dac */
400	uint32_t ps2_tvdac_adj;
401	uint32_t ntsc_tvdac_adj;
402	uint32_t pal_tvdac_adj;
403
404	int               h_pos;
405	int               v_pos;
406	int               h_size;
407	int               supported_tv_stds;
408	bool              tv_on;
409	enum radeon_tv_std tv_std;
410	struct radeon_tv_regs tv;
411};
412
413struct radeon_encoder_int_tmds {
414	/* legacy int tmds */
415	struct radeon_tmds_pll tmds_pll[4];
416};
417
418struct radeon_encoder_ext_tmds {
419	/* tmds over dvo */
420	struct radeon_i2c_chan *i2c_bus;
421	uint8_t slave_addr;
422	enum radeon_dvo_chip dvo_chip;
423};
424
425/* spread spectrum */
426struct radeon_encoder_atom_dig {
427	bool linkb;
428	/* atom dig */
429	bool coherent_mode;
430	int dig_encoder; /* -1 disabled, 0 DIGA, 1 DIGB, etc. */
431	/* atom lvds/edp */
432	uint32_t lcd_misc;
433	uint16_t panel_pwr_delay;
434	uint32_t lcd_ss_id;
435	/* panel mode */
436	struct drm_display_mode native_mode;
437	struct backlight_device *bl_dev;
438	int dpms_mode;
439	uint8_t backlight_level;
440	int panel_mode;
441	struct radeon_afmt *afmt;
442	struct r600_audio_pin *pin;
443	int active_mst_links;
444};
445
446struct radeon_encoder_atom_dac {
447	enum radeon_tv_std tv_std;
448};
449
450struct radeon_encoder_mst {
451	int crtc;
452	struct radeon_encoder *primary;
453	struct radeon_connector *connector;
454	struct drm_dp_mst_port *port;
455	int pbn;
456	int fe;
457	bool fe_from_be;
458	bool enc_active;
459};
460
461struct radeon_encoder {
462	struct drm_encoder base;
463	uint32_t encoder_enum;
464	uint32_t encoder_id;
465	uint32_t devices;
466	uint32_t active_device;
467	uint32_t flags;
468	uint32_t pixel_clock;
469	enum radeon_rmx_type rmx_type;
470	enum radeon_underscan_type underscan_type;
471	uint32_t underscan_hborder;
472	uint32_t underscan_vborder;
473	struct drm_display_mode native_mode;
474	void *enc_priv;
475	int audio_polling_active;
476	bool is_ext_encoder;
477	u16 caps;
478	struct radeon_audio_funcs *audio;
479	enum radeon_output_csc output_csc;
480	bool can_mst;
481	uint32_t offset;
482	bool is_mst_encoder;
483	/* front end for this mst encoder */
484};
485
486struct radeon_connector_atom_dig {
487	uint32_t igp_lane_info;
488	/* displayport */
489	u8 dpcd[DP_RECEIVER_CAP_SIZE];
490	u8 dp_sink_type;
491	int dp_clock;
492	int dp_lane_count;
493	bool edp_on;
494	bool is_mst;
495};
496
497struct radeon_gpio_rec {
498	bool valid;
499	u8 id;
500	u32 reg;
501	u32 mask;
502	u32 shift;
503};
504
505struct radeon_hpd {
506	enum radeon_hpd_id hpd;
507	u8 plugged_state;
508	struct radeon_gpio_rec gpio;
509};
510
511struct radeon_router {
512	u32 router_id;
513	struct radeon_i2c_bus_rec i2c_info;
514	u8 i2c_addr;
515	/* i2c mux */
516	bool ddc_valid;
517	u8 ddc_mux_type;
518	u8 ddc_mux_control_pin;
519	u8 ddc_mux_state;
520	/* clock/data mux */
521	bool cd_valid;
522	u8 cd_mux_type;
523	u8 cd_mux_control_pin;
524	u8 cd_mux_state;
525};
526
527enum radeon_connector_audio {
528	RADEON_AUDIO_DISABLE = 0,
529	RADEON_AUDIO_ENABLE = 1,
530	RADEON_AUDIO_AUTO = 2
531};
532
533enum radeon_connector_dither {
534	RADEON_FMT_DITHER_DISABLE = 0,
535	RADEON_FMT_DITHER_ENABLE = 1,
536};
537
538struct stream_attribs {
539	uint16_t fe;
540	uint16_t slots;
541};
542
543struct radeon_connector {
544	struct drm_connector base;
545	uint32_t connector_id;
546	uint32_t devices;
547	struct radeon_i2c_chan *ddc_bus;
548	/* some systems have an hdmi and vga port with a shared ddc line */
549	bool shared_ddc;
550	bool use_digital;
551	/* we need to mind the EDID between detect
552	   and get modes due to analog/digital/tvencoder */
553	struct edid *edid;
554	void *con_priv;
555	bool dac_load_detect;
556	bool detected_by_load; /* if the connection status was determined by load */
557	bool detected_hpd_without_ddc; /* if an HPD signal was detected on DVI, but ddc probing failed */
558	uint16_t connector_object_id;
559	struct radeon_hpd hpd;
560	struct radeon_router router;
561	struct radeon_i2c_chan *router_bus;
562	enum radeon_connector_audio audio;
563	enum radeon_connector_dither dither;
564	int pixelclock_for_modeset;
565	bool is_mst_connector;
566	struct radeon_connector *mst_port;
567	struct drm_dp_mst_port *port;
568	struct drm_dp_mst_topology_mgr mst_mgr;
569
570	struct radeon_encoder *mst_encoder;
571	struct stream_attribs cur_stream_attribs[6];
572	int enabled_attribs;
573};
574
575#define ENCODER_MODE_IS_DP(em) (((em) == ATOM_ENCODER_MODE_DP) || \
576				((em) == ATOM_ENCODER_MODE_DP_MST))
577
578struct atom_clock_dividers {
579	u32 post_div;
580	union {
581		struct {
582#ifdef __BIG_ENDIAN
583			u32 reserved : 6;
584			u32 whole_fb_div : 12;
585			u32 frac_fb_div : 14;
586#else
587			u32 frac_fb_div : 14;
588			u32 whole_fb_div : 12;
589			u32 reserved : 6;
590#endif
591		};
592		u32 fb_div;
593	};
594	u32 ref_div;
595	bool enable_post_div;
596	bool enable_dithen;
597	u32 vco_mode;
598	u32 real_clock;
599	/* added for CI */
600	u32 post_divider;
601	u32 flags;
602};
603
604struct atom_mpll_param {
605	union {
606		struct {
607#ifdef __BIG_ENDIAN
608			u32 reserved : 8;
609			u32 clkfrac : 12;
610			u32 clkf : 12;
611#else
612			u32 clkf : 12;
613			u32 clkfrac : 12;
614			u32 reserved : 8;
615#endif
616		};
617		u32 fb_div;
618	};
619	u32 post_div;
620	u32 bwcntl;
621	u32 dll_speed;
622	u32 vco_mode;
623	u32 yclk_sel;
624	u32 qdr;
625	u32 half_rate;
626};
627
628#define MEM_TYPE_GDDR5  0x50
629#define MEM_TYPE_GDDR4  0x40
630#define MEM_TYPE_GDDR3  0x30
631#define MEM_TYPE_DDR2   0x20
632#define MEM_TYPE_GDDR1  0x10
633#define MEM_TYPE_DDR3   0xb0
634#define MEM_TYPE_MASK   0xf0
635
636struct atom_memory_info {
637	u8 mem_vendor;
638	u8 mem_type;
639};
640
641#define MAX_AC_TIMING_ENTRIES 16
642
643struct atom_memory_clock_range_table
644{
645	u8 num_entries;
646	u8 rsv[3];
647	u32 mclk[MAX_AC_TIMING_ENTRIES];
648};
649
650#define VBIOS_MC_REGISTER_ARRAY_SIZE 32
651#define VBIOS_MAX_AC_TIMING_ENTRIES 20
652
653struct atom_mc_reg_entry {
654	u32 mclk_max;
655	u32 mc_data[VBIOS_MC_REGISTER_ARRAY_SIZE];
656};
657
658struct atom_mc_register_address {
659	u16 s1;
660	u8 pre_reg_data;
661};
662
663struct atom_mc_reg_table {
664	u8 last;
665	u8 num_entries;
666	struct atom_mc_reg_entry mc_reg_table_entry[VBIOS_MAX_AC_TIMING_ENTRIES];
667	struct atom_mc_register_address mc_reg_address[VBIOS_MC_REGISTER_ARRAY_SIZE];
668};
669
670#define MAX_VOLTAGE_ENTRIES 32
671
672struct atom_voltage_table_entry
673{
674	u16 value;
675	u32 smio_low;
676};
677
678struct atom_voltage_table
679{
680	u32 count;
681	u32 mask_low;
682	u32 phase_delay;
683	struct atom_voltage_table_entry entries[MAX_VOLTAGE_ENTRIES];
684};
685
686/* Driver internal use only flags of radeon_get_crtc_scanoutpos() */
687#define DRM_SCANOUTPOS_VALID        (1 << 0)
688#define DRM_SCANOUTPOS_IN_VBLANK    (1 << 1)
689#define DRM_SCANOUTPOS_ACCURATE     (1 << 2)
690#define USE_REAL_VBLANKSTART 		(1 << 30)
691#define GET_DISTANCE_TO_VBLANKSTART	(1 << 31)
692
693extern void
694radeon_add_atom_connector(struct drm_device *dev,
695			  uint32_t connector_id,
696			  uint32_t supported_device,
697			  int connector_type,
698			  struct radeon_i2c_bus_rec *i2c_bus,
699			  uint32_t igp_lane_info,
700			  uint16_t connector_object_id,
701			  struct radeon_hpd *hpd,
702			  struct radeon_router *router);
703extern void
704radeon_add_legacy_connector(struct drm_device *dev,
705			    uint32_t connector_id,
706			    uint32_t supported_device,
707			    int connector_type,
708			    struct radeon_i2c_bus_rec *i2c_bus,
709			    uint16_t connector_object_id,
710			    struct radeon_hpd *hpd);
711extern uint32_t
712radeon_get_encoder_enum(struct drm_device *dev, uint32_t supported_device,
713			uint8_t dac);
714extern void radeon_link_encoder_connector(struct drm_device *dev);
715
716extern enum radeon_tv_std
717radeon_combios_get_tv_info(struct radeon_device *rdev);
718extern enum radeon_tv_std
719radeon_atombios_get_tv_info(struct radeon_device *rdev);
720extern void radeon_atombios_get_default_voltages(struct radeon_device *rdev,
721						 u16 *vddc, u16 *vddci, u16 *mvdd);
722
723extern void
724radeon_combios_connected_scratch_regs(struct drm_connector *connector,
725				      struct drm_encoder *encoder,
726				      bool connected);
727extern void
728radeon_atombios_connected_scratch_regs(struct drm_connector *connector,
729				       struct drm_encoder *encoder,
730				       bool connected);
731
732extern struct drm_connector *
733radeon_get_connector_for_encoder(struct drm_encoder *encoder);
734extern struct drm_connector *
735radeon_get_connector_for_encoder_init(struct drm_encoder *encoder);
736extern bool radeon_dig_monitor_is_duallink(struct drm_encoder *encoder,
737				    u32 pixel_clock);
738
739extern u16 radeon_encoder_get_dp_bridge_encoder_id(struct drm_encoder *encoder);
740extern u16 radeon_connector_encoder_get_dp_bridge_encoder_id(struct drm_connector *connector);
741extern bool radeon_connector_is_dp12_capable(struct drm_connector *connector);
742extern int radeon_get_monitor_bpc(struct drm_connector *connector);
743
744extern struct edid *radeon_connector_edid(struct drm_connector *connector);
745
746extern void radeon_connector_hotplug(struct drm_connector *connector);
747extern int radeon_dp_mode_valid_helper(struct drm_connector *connector,
748				       struct drm_display_mode *mode);
749extern void radeon_dp_set_link_config(struct drm_connector *connector,
750				      const struct drm_display_mode *mode);
751extern void radeon_dp_link_train(struct drm_encoder *encoder,
752				 struct drm_connector *connector);
753extern bool radeon_dp_needs_link_train(struct radeon_connector *radeon_connector);
754extern u8 radeon_dp_getsinktype(struct radeon_connector *radeon_connector);
755extern bool radeon_dp_getdpcd(struct radeon_connector *radeon_connector);
756extern int radeon_dp_get_panel_mode(struct drm_encoder *encoder,
757				    struct drm_connector *connector);
758extern void radeon_dp_set_rx_power_state(struct drm_connector *connector,
759					 u8 power_state);
760extern void radeon_dp_aux_init(struct radeon_connector *radeon_connector);
761extern ssize_t
762radeon_dp_aux_transfer_native(struct drm_dp_aux *aux, struct drm_dp_aux_msg *msg);
763
764extern void atombios_dig_encoder_setup(struct drm_encoder *encoder, int action, int panel_mode);
765extern void atombios_dig_encoder_setup2(struct drm_encoder *encoder, int action, int panel_mode, int enc_override);
766extern void radeon_atom_encoder_init(struct radeon_device *rdev);
767extern void radeon_atom_disp_eng_pll_init(struct radeon_device *rdev);
768extern void atombios_dig_transmitter_setup(struct drm_encoder *encoder,
769					   int action, uint8_t lane_num,
770					   uint8_t lane_set);
771extern void atombios_dig_transmitter_setup2(struct drm_encoder *encoder,
772					    int action, uint8_t lane_num,
773					    uint8_t lane_set, int fe);
774extern void atombios_set_mst_encoder_crtc_source(struct drm_encoder *encoder,
775						 int fe);
776extern void radeon_atom_ext_encoder_setup_ddc(struct drm_encoder *encoder);
777extern struct drm_encoder *radeon_get_external_encoder(struct drm_encoder *encoder);
778void radeon_atom_copy_swap(u8 *dst, u8 *src, u8 num_bytes, bool to_le);
779
780extern void radeon_i2c_init(struct radeon_device *rdev);
781extern void radeon_i2c_fini(struct radeon_device *rdev);
782extern void radeon_combios_i2c_init(struct radeon_device *rdev);
783extern void radeon_atombios_i2c_init(struct radeon_device *rdev);
784extern void radeon_i2c_add(struct radeon_device *rdev,
785			   struct radeon_i2c_bus_rec *rec,
786			   const char *name);
787extern struct radeon_i2c_chan *radeon_i2c_lookup(struct radeon_device *rdev,
788						 struct radeon_i2c_bus_rec *i2c_bus);
789extern struct radeon_i2c_chan *radeon_i2c_create(struct drm_device *dev,
790						 struct radeon_i2c_bus_rec *rec,
791						 const char *name);
792extern void radeon_i2c_destroy(struct radeon_i2c_chan *i2c);
793extern void radeon_i2c_get_byte(struct radeon_i2c_chan *i2c_bus,
794				u8 slave_addr,
795				u8 addr,
796				u8 *val);
797extern void radeon_i2c_put_byte(struct radeon_i2c_chan *i2c,
798				u8 slave_addr,
799				u8 addr,
800				u8 val);
801extern void radeon_router_select_ddc_port(struct radeon_connector *radeon_connector);
802extern void radeon_router_select_cd_port(struct radeon_connector *radeon_connector);
803extern bool radeon_ddc_probe(struct radeon_connector *radeon_connector, bool use_aux);
804
805extern bool radeon_atombios_get_ppll_ss_info(struct radeon_device *rdev,
806					     struct radeon_atom_ss *ss,
807					     int id);
808extern bool radeon_atombios_get_asic_ss_info(struct radeon_device *rdev,
809					     struct radeon_atom_ss *ss,
810					     int id, u32 clock);
811extern struct radeon_gpio_rec radeon_atombios_lookup_gpio(struct radeon_device *rdev,
812							  u8 id);
813
814extern void radeon_compute_pll_legacy(struct radeon_pll *pll,
815				      uint64_t freq,
816				      uint32_t *dot_clock_p,
817				      uint32_t *fb_div_p,
818				      uint32_t *frac_fb_div_p,
819				      uint32_t *ref_div_p,
820				      uint32_t *post_div_p);
821
822extern void radeon_compute_pll_avivo(struct radeon_pll *pll,
823				     u32 freq,
824				     u32 *dot_clock_p,
825				     u32 *fb_div_p,
826				     u32 *frac_fb_div_p,
827				     u32 *ref_div_p,
828				     u32 *post_div_p);
829
830extern void radeon_setup_encoder_clones(struct drm_device *dev);
831
832struct drm_encoder *radeon_encoder_legacy_lvds_add(struct drm_device *dev, int bios_index);
833struct drm_encoder *radeon_encoder_legacy_primary_dac_add(struct drm_device *dev, int bios_index, int with_tv);
834struct drm_encoder *radeon_encoder_legacy_tv_dac_add(struct drm_device *dev, int bios_index, int with_tv);
835struct drm_encoder *radeon_encoder_legacy_tmds_int_add(struct drm_device *dev, int bios_index);
836struct drm_encoder *radeon_encoder_legacy_tmds_ext_add(struct drm_device *dev, int bios_index);
837extern void atombios_dvo_setup(struct drm_encoder *encoder, int action);
838extern void atombios_digital_setup(struct drm_encoder *encoder, int action);
839extern int atombios_get_encoder_mode(struct drm_encoder *encoder);
840extern bool atombios_set_edp_panel_power(struct drm_connector *connector, int action);
841extern void radeon_encoder_set_active_device(struct drm_encoder *encoder);
842extern bool radeon_encoder_is_digital(struct drm_encoder *encoder);
843
844extern void radeon_crtc_load_lut(struct drm_crtc *crtc);
845extern int atombios_crtc_set_base(struct drm_crtc *crtc, int x, int y,
846				   struct drm_framebuffer *old_fb);
847extern int atombios_crtc_set_base_atomic(struct drm_crtc *crtc,
848					 struct drm_framebuffer *fb,
849					 int x, int y,
850					 enum mode_set_atomic state);
851extern int atombios_crtc_mode_set(struct drm_crtc *crtc,
852				   struct drm_display_mode *mode,
853				   struct drm_display_mode *adjusted_mode,
854				   int x, int y,
855				   struct drm_framebuffer *old_fb);
856extern void atombios_crtc_dpms(struct drm_crtc *crtc, int mode);
857
858extern int radeon_crtc_set_base(struct drm_crtc *crtc, int x, int y,
859				 struct drm_framebuffer *old_fb);
860extern int radeon_crtc_set_base_atomic(struct drm_crtc *crtc,
861				       struct drm_framebuffer *fb,
862				       int x, int y,
863				       enum mode_set_atomic state);
864extern int radeon_crtc_do_set_base(struct drm_crtc *crtc,
865				   struct drm_framebuffer *fb,
866				   int x, int y, int atomic);
867extern int radeon_crtc_cursor_set2(struct drm_crtc *crtc,
868				   struct drm_file *file_priv,
869				   uint32_t handle,
870				   uint32_t width,
871				   uint32_t height,
872				   int32_t hot_x,
873				   int32_t hot_y);
874extern int radeon_crtc_cursor_move(struct drm_crtc *crtc,
875				   int x, int y);
876extern void radeon_cursor_reset(struct drm_crtc *crtc);
877
878extern int radeon_get_crtc_scanoutpos(struct drm_device *dev, unsigned int pipe,
879				      unsigned int flags, int *vpos, int *hpos,
880				      ktime_t *stime, ktime_t *etime,
881				      const struct drm_display_mode *mode);
882
883extern bool
884radeon_get_crtc_scanout_position(struct drm_crtc *crtc, bool in_vblank_irq,
885				 int *vpos, int *hpos,
886				 ktime_t *stime, ktime_t *etime,
887				 const struct drm_display_mode *mode);
888
889extern bool radeon_combios_check_hardcoded_edid(struct radeon_device *rdev);
890extern struct edid *
891radeon_bios_get_hardcoded_edid(struct radeon_device *rdev);
892extern bool radeon_atom_get_clock_info(struct drm_device *dev);
893extern bool radeon_combios_get_clock_info(struct drm_device *dev);
894extern struct radeon_encoder_atom_dig *
895radeon_atombios_get_lvds_info(struct radeon_encoder *encoder);
896extern bool radeon_atombios_get_tmds_info(struct radeon_encoder *encoder,
897					  struct radeon_encoder_int_tmds *tmds);
898extern bool radeon_legacy_get_tmds_info_from_combios(struct radeon_encoder *encoder,
899						     struct radeon_encoder_int_tmds *tmds);
900extern bool radeon_legacy_get_tmds_info_from_table(struct radeon_encoder *encoder,
901						   struct radeon_encoder_int_tmds *tmds);
902extern bool radeon_legacy_get_ext_tmds_info_from_combios(struct radeon_encoder *encoder,
903							 struct radeon_encoder_ext_tmds *tmds);
904extern bool radeon_legacy_get_ext_tmds_info_from_table(struct radeon_encoder *encoder,
905						       struct radeon_encoder_ext_tmds *tmds);
906extern struct radeon_encoder_primary_dac *
907radeon_atombios_get_primary_dac_info(struct radeon_encoder *encoder);
908extern struct radeon_encoder_tv_dac *
909radeon_atombios_get_tv_dac_info(struct radeon_encoder *encoder);
910extern struct radeon_encoder_lvds *
911radeon_combios_get_lvds_info(struct radeon_encoder *encoder);
912extern void radeon_combios_get_ext_tmds_info(struct radeon_encoder *encoder);
913extern struct radeon_encoder_tv_dac *
914radeon_combios_get_tv_dac_info(struct radeon_encoder *encoder);
915extern struct radeon_encoder_primary_dac *
916radeon_combios_get_primary_dac_info(struct radeon_encoder *encoder);
917extern bool radeon_combios_external_tmds_setup(struct drm_encoder *encoder);
918extern void radeon_external_tmds_setup(struct drm_encoder *encoder);
919extern void radeon_combios_output_lock(struct drm_encoder *encoder, bool lock);
920extern void radeon_combios_initialize_bios_scratch_regs(struct drm_device *dev);
921extern void radeon_atom_output_lock(struct drm_encoder *encoder, bool lock);
922extern void radeon_atom_initialize_bios_scratch_regs(struct drm_device *dev);
923extern void radeon_save_bios_scratch_regs(struct radeon_device *rdev);
924extern void radeon_restore_bios_scratch_regs(struct radeon_device *rdev);
925extern void
926radeon_atombios_encoder_crtc_scratch_regs(struct drm_encoder *encoder, int crtc);
927extern void
928radeon_atombios_encoder_dpms_scratch_regs(struct drm_encoder *encoder, bool on);
929extern void
930radeon_combios_encoder_crtc_scratch_regs(struct drm_encoder *encoder, int crtc);
931extern void
932radeon_combios_encoder_dpms_scratch_regs(struct drm_encoder *encoder, bool on);
933int radeon_framebuffer_init(struct drm_device *dev,
934			     struct drm_framebuffer *rfb,
935			     const struct drm_mode_fb_cmd2 *mode_cmd,
936			     struct drm_gem_object *obj);
937
938int radeonfb_remove(struct drm_device *dev, struct drm_framebuffer *fb);
939bool radeon_get_legacy_connector_info_from_bios(struct drm_device *dev);
940bool radeon_get_legacy_connector_info_from_table(struct drm_device *dev);
941void radeon_atombios_init_crtc(struct drm_device *dev,
942			       struct radeon_crtc *radeon_crtc);
943void radeon_legacy_init_crtc(struct drm_device *dev,
944			     struct radeon_crtc *radeon_crtc);
945
946void radeon_get_clock_info(struct drm_device *dev);
947
948extern bool radeon_get_atom_connector_info_from_object_table(struct drm_device *dev);
949extern bool radeon_get_atom_connector_info_from_supported_devices_table(struct drm_device *dev);
950
951void radeon_enc_destroy(struct drm_encoder *encoder);
952void radeon_copy_fb(struct drm_device *dev, struct drm_gem_object *dst_obj);
953void radeon_combios_asic_init(struct drm_device *dev);
954bool radeon_crtc_scaling_mode_fixup(struct drm_crtc *crtc,
955					const struct drm_display_mode *mode,
956					struct drm_display_mode *adjusted_mode);
957void radeon_panel_mode_fixup(struct drm_encoder *encoder,
958			     struct drm_display_mode *adjusted_mode);
959void atom_rv515_force_tv_scaler(struct radeon_device *rdev, struct radeon_crtc *radeon_crtc);
960
961/* legacy tv */
962void radeon_legacy_tv_adjust_crtc_reg(struct drm_encoder *encoder,
963				      uint32_t *h_total_disp, uint32_t *h_sync_strt_wid,
964				      uint32_t *v_total_disp, uint32_t *v_sync_strt_wid);
965void radeon_legacy_tv_adjust_pll1(struct drm_encoder *encoder,
966				  uint32_t *htotal_cntl, uint32_t *ppll_ref_div,
967				  uint32_t *ppll_div_3, uint32_t *pixclks_cntl);
968void radeon_legacy_tv_adjust_pll2(struct drm_encoder *encoder,
969				  uint32_t *htotal2_cntl, uint32_t *p2pll_ref_div,
970				  uint32_t *p2pll_div_0, uint32_t *pixclks_cntl);
971void radeon_legacy_tv_mode_set(struct drm_encoder *encoder,
972			       struct drm_display_mode *mode,
973			       struct drm_display_mode *adjusted_mode);
974
975/* fmt blocks */
976void avivo_program_fmt(struct drm_encoder *encoder);
977void dce3_program_fmt(struct drm_encoder *encoder);
978void dce4_program_fmt(struct drm_encoder *encoder);
979void dce8_program_fmt(struct drm_encoder *encoder);
980
981/* fbdev layer */
982int radeon_fbdev_init(struct radeon_device *rdev);
983void radeon_fbdev_fini(struct radeon_device *rdev);
984void radeon_fbdev_set_suspend(struct radeon_device *rdev, int state);
985bool radeon_fbdev_robj_is_fb(struct radeon_device *rdev, struct radeon_bo *robj);
986
987void radeon_crtc_handle_vblank(struct radeon_device *rdev, int crtc_id);
988
989void radeon_crtc_handle_flip(struct radeon_device *rdev, int crtc_id);
990
991int radeon_align_pitch(struct radeon_device *rdev, int width, int bpp, bool tiled);
992
993/* mst */
994int radeon_dp_mst_init(struct radeon_connector *radeon_connector);
995int radeon_dp_mst_probe(struct radeon_connector *radeon_connector);
996int radeon_dp_mst_check_status(struct radeon_connector *radeon_connector);
997int radeon_mst_debugfs_init(struct radeon_device *rdev);
998void radeon_dp_mst_prepare_pll(struct drm_crtc *crtc, struct drm_display_mode *mode);
999
1000void radeon_setup_mst_connector(struct drm_device *dev);
1001
1002int radeon_atom_pick_dig_encoder(struct drm_encoder *encoder, int fe_idx);
1003void radeon_atom_release_dig_encoder(struct radeon_device *rdev, int enc_idx);
1004#endif
1005