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v3.1
  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_crtc.h>
 34#include <drm_mode.h>
 35#include <drm_edid.h>
 36#include <drm_dp_helper.h>
 37#include <drm_fixed.h>
 38#include <drm_crtc_helper.h>
 39#include <linux/i2c.h>
 40#include <linux/i2c-algo-bit.h>
 41
 42struct radeon_bo;
 43struct radeon_device;
 44
 45#define to_radeon_crtc(x) container_of(x, struct radeon_crtc, base)
 46#define to_radeon_connector(x) container_of(x, struct radeon_connector, base)
 47#define to_radeon_encoder(x) container_of(x, struct radeon_encoder, base)
 48#define to_radeon_framebuffer(x) container_of(x, struct radeon_framebuffer, base)
 49
 50enum radeon_rmx_type {
 51	RMX_OFF,
 52	RMX_FULL,
 53	RMX_CENTER,
 54	RMX_ASPECT
 55};
 56
 57enum radeon_tv_std {
 58	TV_STD_NTSC,
 59	TV_STD_PAL,
 60	TV_STD_PAL_M,
 61	TV_STD_PAL_60,
 62	TV_STD_NTSC_J,
 63	TV_STD_SCART_PAL,
 64	TV_STD_SECAM,
 65	TV_STD_PAL_CN,
 66	TV_STD_PAL_N,
 67};
 68
 69enum radeon_underscan_type {
 70	UNDERSCAN_OFF,
 71	UNDERSCAN_ON,
 72	UNDERSCAN_AUTO,
 73};
 74
 75enum radeon_hpd_id {
 76	RADEON_HPD_1 = 0,
 77	RADEON_HPD_2,
 78	RADEON_HPD_3,
 79	RADEON_HPD_4,
 80	RADEON_HPD_5,
 81	RADEON_HPD_6,
 82	RADEON_HPD_NONE = 0xff,
 83};
 84
 85#define RADEON_MAX_I2C_BUS 16
 86
 87/* radeon gpio-based i2c
 88 * 1. "mask" reg and bits
 89 *    grabs the gpio pins for software use
 90 *    0=not held  1=held
 91 * 2. "a" reg and bits
 92 *    output pin value
 93 *    0=low 1=high
 94 * 3. "en" reg and bits
 95 *    sets the pin direction
 96 *    0=input 1=output
 97 * 4. "y" reg and bits
 98 *    input pin value
 99 *    0=low 1=high
100 */
101struct radeon_i2c_bus_rec {
102	bool valid;
103	/* id used by atom */
104	uint8_t i2c_id;
105	/* id used by atom */
106	enum radeon_hpd_id hpd;
107	/* can be used with hw i2c engine */
108	bool hw_capable;
109	/* uses multi-media i2c engine */
110	bool mm_i2c;
111	/* regs and bits */
112	uint32_t mask_clk_reg;
113	uint32_t mask_data_reg;
114	uint32_t a_clk_reg;
115	uint32_t a_data_reg;
116	uint32_t en_clk_reg;
117	uint32_t en_data_reg;
118	uint32_t y_clk_reg;
119	uint32_t y_data_reg;
120	uint32_t mask_clk_mask;
121	uint32_t mask_data_mask;
122	uint32_t a_clk_mask;
123	uint32_t a_data_mask;
124	uint32_t en_clk_mask;
125	uint32_t en_data_mask;
126	uint32_t y_clk_mask;
127	uint32_t y_data_mask;
128};
129
130struct radeon_tmds_pll {
131    uint32_t freq;
132    uint32_t value;
133};
134
135#define RADEON_MAX_BIOS_CONNECTOR 16
136
137/* pll flags */
138#define RADEON_PLL_USE_BIOS_DIVS        (1 << 0)
139#define RADEON_PLL_NO_ODD_POST_DIV      (1 << 1)
140#define RADEON_PLL_USE_REF_DIV          (1 << 2)
141#define RADEON_PLL_LEGACY               (1 << 3)
142#define RADEON_PLL_PREFER_LOW_REF_DIV   (1 << 4)
143#define RADEON_PLL_PREFER_HIGH_REF_DIV  (1 << 5)
144#define RADEON_PLL_PREFER_LOW_FB_DIV    (1 << 6)
145#define RADEON_PLL_PREFER_HIGH_FB_DIV   (1 << 7)
146#define RADEON_PLL_PREFER_LOW_POST_DIV  (1 << 8)
147#define RADEON_PLL_PREFER_HIGH_POST_DIV (1 << 9)
148#define RADEON_PLL_USE_FRAC_FB_DIV      (1 << 10)
149#define RADEON_PLL_PREFER_CLOSEST_LOWER (1 << 11)
150#define RADEON_PLL_USE_POST_DIV         (1 << 12)
151#define RADEON_PLL_IS_LCD               (1 << 13)
152#define RADEON_PLL_PREFER_MINM_OVER_MAXP (1 << 14)
153
154struct radeon_pll {
155	/* reference frequency */
156	uint32_t reference_freq;
157
158	/* fixed dividers */
159	uint32_t reference_div;
160	uint32_t post_div;
161
162	/* pll in/out limits */
163	uint32_t pll_in_min;
164	uint32_t pll_in_max;
165	uint32_t pll_out_min;
166	uint32_t pll_out_max;
167	uint32_t lcd_pll_out_min;
168	uint32_t lcd_pll_out_max;
169	uint32_t best_vco;
170
171	/* divider limits */
172	uint32_t min_ref_div;
173	uint32_t max_ref_div;
174	uint32_t min_post_div;
175	uint32_t max_post_div;
176	uint32_t min_feedback_div;
177	uint32_t max_feedback_div;
178	uint32_t min_frac_feedback_div;
179	uint32_t max_frac_feedback_div;
180
181	/* flags for the current clock */
182	uint32_t flags;
183
184	/* pll id */
185	uint32_t id;
186};
187
188struct radeon_i2c_chan {
189	struct i2c_adapter adapter;
190	struct drm_device *dev;
191	union {
192		struct i2c_algo_bit_data bit;
193		struct i2c_algo_dp_aux_data dp;
194	} algo;
195	struct radeon_i2c_bus_rec rec;
196};
197
198/* mostly for macs, but really any system without connector tables */
199enum radeon_connector_table {
200	CT_NONE = 0,
201	CT_GENERIC,
202	CT_IBOOK,
203	CT_POWERBOOK_EXTERNAL,
204	CT_POWERBOOK_INTERNAL,
205	CT_POWERBOOK_VGA,
206	CT_MINI_EXTERNAL,
207	CT_MINI_INTERNAL,
208	CT_IMAC_G5_ISIGHT,
209	CT_EMAC,
210	CT_RN50_POWER,
211	CT_MAC_X800,
212	CT_MAC_G5_9600,
 
213};
214
215enum radeon_dvo_chip {
216	DVO_SIL164,
217	DVO_SIL1178,
218};
219
220struct radeon_fbdev;
221
 
 
 
 
 
 
 
222struct radeon_mode_info {
223	struct atom_context *atom_context;
224	struct card_info *atom_card_info;
225	enum radeon_connector_table connector_table;
226	bool mode_config_initialized;
227	struct radeon_crtc *crtcs[6];
 
228	/* DVI-I properties */
229	struct drm_property *coherent_mode_property;
230	/* DAC enable load detect */
231	struct drm_property *load_detect_property;
232	/* TV standard */
233	struct drm_property *tv_std_property;
234	/* legacy TMDS PLL detect */
235	struct drm_property *tmds_pll_property;
236	/* underscan */
237	struct drm_property *underscan_property;
238	struct drm_property *underscan_hborder_property;
239	struct drm_property *underscan_vborder_property;
240	/* hardcoded DFP edid from BIOS */
241	struct edid *bios_hardcoded_edid;
242	int bios_hardcoded_edid_size;
243
244	/* pointer to fbdev info structure */
245	struct radeon_fbdev *rfbdev;
246};
247
248#define MAX_H_CODE_TIMING_LEN 32
249#define MAX_V_CODE_TIMING_LEN 32
250
251/* need to store these as reading
252   back code tables is excessive */
253struct radeon_tv_regs {
254	uint32_t tv_uv_adr;
255	uint32_t timing_cntl;
256	uint32_t hrestart;
257	uint32_t vrestart;
258	uint32_t frestart;
259	uint16_t h_code_timing[MAX_H_CODE_TIMING_LEN];
260	uint16_t v_code_timing[MAX_V_CODE_TIMING_LEN];
261};
262
263struct radeon_crtc {
264	struct drm_crtc base;
265	int crtc_id;
266	u16 lut_r[256], lut_g[256], lut_b[256];
267	bool enabled;
268	bool can_tile;
 
269	uint32_t crtc_offset;
270	struct drm_gem_object *cursor_bo;
271	uint64_t cursor_addr;
272	int cursor_width;
273	int cursor_height;
274	uint32_t legacy_display_base_addr;
275	uint32_t legacy_cursor_offset;
276	enum radeon_rmx_type rmx_type;
277	u8 h_border;
278	u8 v_border;
279	fixed20_12 vsc;
280	fixed20_12 hsc;
281	struct drm_display_mode native_mode;
282	int pll_id;
283	/* page flipping */
284	struct radeon_unpin_work *unpin_work;
285	int deferred_flip_completion;
286};
287
288struct radeon_encoder_primary_dac {
289	/* legacy primary dac */
290	uint32_t ps2_pdac_adj;
291};
292
293struct radeon_encoder_lvds {
294	/* legacy lvds */
295	uint16_t panel_vcc_delay;
296	uint8_t  panel_pwr_delay;
297	uint8_t  panel_digon_delay;
298	uint8_t  panel_blon_delay;
299	uint16_t panel_ref_divider;
300	uint8_t  panel_post_divider;
301	uint16_t panel_fb_divider;
302	bool     use_bios_dividers;
303	uint32_t lvds_gen_cntl;
304	/* panel mode */
305	struct drm_display_mode native_mode;
306	struct backlight_device *bl_dev;
307	int      dpms_mode;
308	uint8_t  backlight_level;
309};
310
311struct radeon_encoder_tv_dac {
312	/* legacy tv dac */
313	uint32_t ps2_tvdac_adj;
314	uint32_t ntsc_tvdac_adj;
315	uint32_t pal_tvdac_adj;
316
317	int               h_pos;
318	int               v_pos;
319	int               h_size;
320	int               supported_tv_stds;
321	bool              tv_on;
322	enum radeon_tv_std tv_std;
323	struct radeon_tv_regs tv;
324};
325
326struct radeon_encoder_int_tmds {
327	/* legacy int tmds */
328	struct radeon_tmds_pll tmds_pll[4];
329};
330
331struct radeon_encoder_ext_tmds {
332	/* tmds over dvo */
333	struct radeon_i2c_chan *i2c_bus;
334	uint8_t slave_addr;
335	enum radeon_dvo_chip dvo_chip;
336};
337
338/* spread spectrum */
339struct radeon_atom_ss {
340	uint16_t percentage;
341	uint8_t type;
342	uint16_t step;
343	uint8_t delay;
344	uint8_t range;
345	uint8_t refdiv;
346	/* asic_ss */
347	uint16_t rate;
348	uint16_t amount;
349};
350
351struct radeon_encoder_atom_dig {
352	bool linkb;
353	/* atom dig */
354	bool coherent_mode;
355	int dig_encoder; /* -1 disabled, 0 DIGA, 1 DIGB, etc. */
356	/* atom lvds/edp */
357	uint32_t lcd_misc;
358	uint16_t panel_pwr_delay;
359	uint32_t lcd_ss_id;
360	/* panel mode */
361	struct drm_display_mode native_mode;
362	struct backlight_device *bl_dev;
363	int dpms_mode;
364	uint8_t backlight_level;
 
 
365};
366
367struct radeon_encoder_atom_dac {
368	enum radeon_tv_std tv_std;
369};
370
371struct radeon_encoder {
372	struct drm_encoder base;
373	uint32_t encoder_enum;
374	uint32_t encoder_id;
375	uint32_t devices;
376	uint32_t active_device;
377	uint32_t flags;
378	uint32_t pixel_clock;
379	enum radeon_rmx_type rmx_type;
380	enum radeon_underscan_type underscan_type;
381	uint32_t underscan_hborder;
382	uint32_t underscan_vborder;
383	struct drm_display_mode native_mode;
384	void *enc_priv;
385	int audio_polling_active;
386	int hdmi_offset;
387	int hdmi_config_offset;
388	int hdmi_audio_workaround;
389	int hdmi_buffer_status;
390	bool is_ext_encoder;
391	u16 caps;
392};
393
394struct radeon_connector_atom_dig {
395	uint32_t igp_lane_info;
396	/* displayport */
397	struct radeon_i2c_chan *dp_i2c_bus;
398	u8 dpcd[8];
399	u8 dp_sink_type;
400	int dp_clock;
401	int dp_lane_count;
402	bool edp_on;
403};
404
405struct radeon_gpio_rec {
406	bool valid;
407	u8 id;
408	u32 reg;
409	u32 mask;
410};
411
412struct radeon_hpd {
413	enum radeon_hpd_id hpd;
414	u8 plugged_state;
415	struct radeon_gpio_rec gpio;
416};
417
418struct radeon_router {
419	u32 router_id;
420	struct radeon_i2c_bus_rec i2c_info;
421	u8 i2c_addr;
422	/* i2c mux */
423	bool ddc_valid;
424	u8 ddc_mux_type;
425	u8 ddc_mux_control_pin;
426	u8 ddc_mux_state;
427	/* clock/data mux */
428	bool cd_valid;
429	u8 cd_mux_type;
430	u8 cd_mux_control_pin;
431	u8 cd_mux_state;
432};
433
434struct radeon_connector {
435	struct drm_connector base;
436	uint32_t connector_id;
437	uint32_t devices;
438	struct radeon_i2c_chan *ddc_bus;
439	/* some systems have an hdmi and vga port with a shared ddc line */
440	bool shared_ddc;
441	/* for some Radeon chip families we apply an additional EDID header
442	   check as part of the DDC probe */
443	bool requires_extended_probe;
444	bool use_digital;
445	/* we need to mind the EDID between detect
446	   and get modes due to analog/digital/tvencoder */
447	struct edid *edid;
448	void *con_priv;
449	bool dac_load_detect;
 
450	uint16_t connector_object_id;
451	struct radeon_hpd hpd;
452	struct radeon_router router;
453	struct radeon_i2c_chan *router_bus;
454};
455
456struct radeon_framebuffer {
457	struct drm_framebuffer base;
458	struct drm_gem_object *obj;
459};
460
 
 
461
462extern enum radeon_tv_std
463radeon_combios_get_tv_info(struct radeon_device *rdev);
464extern enum radeon_tv_std
465radeon_atombios_get_tv_info(struct radeon_device *rdev);
466
467extern struct drm_connector *
468radeon_get_connector_for_encoder(struct drm_encoder *encoder);
 
 
 
 
469
470extern bool radeon_encoder_is_dp_bridge(struct drm_encoder *encoder);
471extern bool radeon_connector_encoder_is_dp_bridge(struct drm_connector *connector);
472extern bool radeon_connector_encoder_is_hbr2(struct drm_connector *connector);
473extern bool radeon_connector_is_dp12_capable(struct drm_connector *connector);
 
474
475extern void radeon_connector_hotplug(struct drm_connector *connector);
476extern int radeon_dp_mode_valid_helper(struct drm_connector *connector,
477				       struct drm_display_mode *mode);
478extern void radeon_dp_set_link_config(struct drm_connector *connector,
479				      struct drm_display_mode *mode);
480extern void radeon_dp_link_train(struct drm_encoder *encoder,
481				 struct drm_connector *connector);
482extern bool radeon_dp_needs_link_train(struct radeon_connector *radeon_connector);
483extern u8 radeon_dp_getsinktype(struct radeon_connector *radeon_connector);
484extern bool radeon_dp_getdpcd(struct radeon_connector *radeon_connector);
 
 
485extern void atombios_dig_encoder_setup(struct drm_encoder *encoder, int action, int panel_mode);
486extern void radeon_atom_encoder_init(struct radeon_device *rdev);
 
487extern void atombios_dig_transmitter_setup(struct drm_encoder *encoder,
488					   int action, uint8_t lane_num,
489					   uint8_t lane_set);
490extern void radeon_atom_ext_encoder_setup_ddc(struct drm_encoder *encoder);
491extern struct drm_encoder *radeon_atom_get_external_encoder(struct drm_encoder *encoder);
492extern int radeon_dp_i2c_aux_ch(struct i2c_adapter *adapter, int mode,
493				u8 write_byte, u8 *read_byte);
494
495extern void radeon_i2c_init(struct radeon_device *rdev);
496extern void radeon_i2c_fini(struct radeon_device *rdev);
497extern void radeon_combios_i2c_init(struct radeon_device *rdev);
498extern void radeon_atombios_i2c_init(struct radeon_device *rdev);
499extern void radeon_i2c_add(struct radeon_device *rdev,
500			   struct radeon_i2c_bus_rec *rec,
501			   const char *name);
502extern struct radeon_i2c_chan *radeon_i2c_lookup(struct radeon_device *rdev,
503						 struct radeon_i2c_bus_rec *i2c_bus);
504extern struct radeon_i2c_chan *radeon_i2c_create_dp(struct drm_device *dev,
505						    struct radeon_i2c_bus_rec *rec,
506						    const char *name);
507extern struct radeon_i2c_chan *radeon_i2c_create(struct drm_device *dev,
508						 struct radeon_i2c_bus_rec *rec,
509						 const char *name);
510extern void radeon_i2c_destroy(struct radeon_i2c_chan *i2c);
511extern void radeon_i2c_get_byte(struct radeon_i2c_chan *i2c_bus,
512				u8 slave_addr,
513				u8 addr,
514				u8 *val);
515extern void radeon_i2c_put_byte(struct radeon_i2c_chan *i2c,
516				u8 slave_addr,
517				u8 addr,
518				u8 val);
519extern void radeon_router_select_ddc_port(struct radeon_connector *radeon_connector);
520extern void radeon_router_select_cd_port(struct radeon_connector *radeon_connector);
521extern bool radeon_ddc_probe(struct radeon_connector *radeon_connector,
522			bool requires_extended_probe);
523extern int radeon_ddc_get_modes(struct radeon_connector *radeon_connector);
524
525extern struct drm_encoder *radeon_best_encoder(struct drm_connector *connector);
526
527extern bool radeon_atombios_get_ppll_ss_info(struct radeon_device *rdev,
528					     struct radeon_atom_ss *ss,
529					     int id);
530extern bool radeon_atombios_get_asic_ss_info(struct radeon_device *rdev,
531					     struct radeon_atom_ss *ss,
532					     int id, u32 clock);
533
534extern void radeon_compute_pll_legacy(struct radeon_pll *pll,
535				      uint64_t freq,
536				      uint32_t *dot_clock_p,
537				      uint32_t *fb_div_p,
538				      uint32_t *frac_fb_div_p,
539				      uint32_t *ref_div_p,
540				      uint32_t *post_div_p);
541
542extern void radeon_compute_pll_avivo(struct radeon_pll *pll,
543				     u32 freq,
544				     u32 *dot_clock_p,
545				     u32 *fb_div_p,
546				     u32 *frac_fb_div_p,
547				     u32 *ref_div_p,
548				     u32 *post_div_p);
549
550extern void radeon_setup_encoder_clones(struct drm_device *dev);
551
552struct drm_encoder *radeon_encoder_legacy_lvds_add(struct drm_device *dev, int bios_index);
553struct drm_encoder *radeon_encoder_legacy_primary_dac_add(struct drm_device *dev, int bios_index, int with_tv);
554struct drm_encoder *radeon_encoder_legacy_tv_dac_add(struct drm_device *dev, int bios_index, int with_tv);
555struct drm_encoder *radeon_encoder_legacy_tmds_int_add(struct drm_device *dev, int bios_index);
556struct drm_encoder *radeon_encoder_legacy_tmds_ext_add(struct drm_device *dev, int bios_index);
557extern void atombios_dvo_setup(struct drm_encoder *encoder, int action);
558extern void atombios_digital_setup(struct drm_encoder *encoder, int action);
559extern int atombios_get_encoder_mode(struct drm_encoder *encoder);
560extern bool atombios_set_edp_panel_power(struct drm_connector *connector, int action);
561extern void radeon_encoder_set_active_device(struct drm_encoder *encoder);
562
563extern void radeon_crtc_load_lut(struct drm_crtc *crtc);
564extern int atombios_crtc_set_base(struct drm_crtc *crtc, int x, int y,
565				   struct drm_framebuffer *old_fb);
566extern int atombios_crtc_set_base_atomic(struct drm_crtc *crtc,
567					 struct drm_framebuffer *fb,
568					 int x, int y,
569					 enum mode_set_atomic state);
570extern int atombios_crtc_mode_set(struct drm_crtc *crtc,
571				   struct drm_display_mode *mode,
572				   struct drm_display_mode *adjusted_mode,
573				   int x, int y,
574				   struct drm_framebuffer *old_fb);
575extern void atombios_crtc_dpms(struct drm_crtc *crtc, int mode);
576
577extern int radeon_crtc_set_base(struct drm_crtc *crtc, int x, int y,
578				 struct drm_framebuffer *old_fb);
579extern int radeon_crtc_set_base_atomic(struct drm_crtc *crtc,
580				       struct drm_framebuffer *fb,
581				       int x, int y,
582				       enum mode_set_atomic state);
583extern int radeon_crtc_do_set_base(struct drm_crtc *crtc,
584				   struct drm_framebuffer *fb,
585				   int x, int y, int atomic);
586extern int radeon_crtc_cursor_set(struct drm_crtc *crtc,
587				  struct drm_file *file_priv,
588				  uint32_t handle,
589				  uint32_t width,
590				  uint32_t height);
591extern int radeon_crtc_cursor_move(struct drm_crtc *crtc,
592				   int x, int y);
593
594extern int radeon_get_crtc_scanoutpos(struct drm_device *dev, int crtc,
595				      int *vpos, int *hpos);
596
597extern bool radeon_combios_check_hardcoded_edid(struct radeon_device *rdev);
598extern struct edid *
599radeon_bios_get_hardcoded_edid(struct radeon_device *rdev);
600extern bool radeon_atom_get_clock_info(struct drm_device *dev);
601extern bool radeon_combios_get_clock_info(struct drm_device *dev);
602extern struct radeon_encoder_atom_dig *
603radeon_atombios_get_lvds_info(struct radeon_encoder *encoder);
604extern bool radeon_atombios_get_tmds_info(struct radeon_encoder *encoder,
605					  struct radeon_encoder_int_tmds *tmds);
606extern bool radeon_legacy_get_tmds_info_from_combios(struct radeon_encoder *encoder,
607						     struct radeon_encoder_int_tmds *tmds);
608extern bool radeon_legacy_get_tmds_info_from_table(struct radeon_encoder *encoder,
609						   struct radeon_encoder_int_tmds *tmds);
610extern bool radeon_legacy_get_ext_tmds_info_from_combios(struct radeon_encoder *encoder,
611							 struct radeon_encoder_ext_tmds *tmds);
612extern bool radeon_legacy_get_ext_tmds_info_from_table(struct radeon_encoder *encoder,
613						       struct radeon_encoder_ext_tmds *tmds);
614extern struct radeon_encoder_primary_dac *
615radeon_atombios_get_primary_dac_info(struct radeon_encoder *encoder);
616extern struct radeon_encoder_tv_dac *
617radeon_atombios_get_tv_dac_info(struct radeon_encoder *encoder);
618extern struct radeon_encoder_lvds *
619radeon_combios_get_lvds_info(struct radeon_encoder *encoder);
620extern void radeon_combios_get_ext_tmds_info(struct radeon_encoder *encoder);
621extern struct radeon_encoder_tv_dac *
622radeon_combios_get_tv_dac_info(struct radeon_encoder *encoder);
623extern struct radeon_encoder_primary_dac *
624radeon_combios_get_primary_dac_info(struct radeon_encoder *encoder);
625extern bool radeon_combios_external_tmds_setup(struct drm_encoder *encoder);
626extern void radeon_external_tmds_setup(struct drm_encoder *encoder);
627extern void radeon_combios_output_lock(struct drm_encoder *encoder, bool lock);
628extern void radeon_combios_initialize_bios_scratch_regs(struct drm_device *dev);
629extern void radeon_atom_output_lock(struct drm_encoder *encoder, bool lock);
630extern void radeon_atom_initialize_bios_scratch_regs(struct drm_device *dev);
631extern void radeon_save_bios_scratch_regs(struct radeon_device *rdev);
632extern void radeon_restore_bios_scratch_regs(struct radeon_device *rdev);
633extern void
634radeon_atombios_encoder_crtc_scratch_regs(struct drm_encoder *encoder, int crtc);
635extern void
636radeon_atombios_encoder_dpms_scratch_regs(struct drm_encoder *encoder, bool on);
637extern void
638radeon_combios_encoder_crtc_scratch_regs(struct drm_encoder *encoder, int crtc);
639extern void
640radeon_combios_encoder_dpms_scratch_regs(struct drm_encoder *encoder, bool on);
641extern void radeon_crtc_fb_gamma_set(struct drm_crtc *crtc, u16 red, u16 green,
642				     u16 blue, int regno);
643extern void radeon_crtc_fb_gamma_get(struct drm_crtc *crtc, u16 *red, u16 *green,
644				     u16 *blue, int regno);
645void radeon_framebuffer_init(struct drm_device *dev,
646			     struct radeon_framebuffer *rfb,
647			     struct drm_mode_fb_cmd *mode_cmd,
648			     struct drm_gem_object *obj);
649
650int radeonfb_remove(struct drm_device *dev, struct drm_framebuffer *fb);
651bool radeon_get_legacy_connector_info_from_bios(struct drm_device *dev);
652bool radeon_get_legacy_connector_info_from_table(struct drm_device *dev);
653void radeon_atombios_init_crtc(struct drm_device *dev,
654			       struct radeon_crtc *radeon_crtc);
655void radeon_legacy_init_crtc(struct drm_device *dev,
656			     struct radeon_crtc *radeon_crtc);
657
658void radeon_get_clock_info(struct drm_device *dev);
659
660extern bool radeon_get_atom_connector_info_from_object_table(struct drm_device *dev);
661extern bool radeon_get_atom_connector_info_from_supported_devices_table(struct drm_device *dev);
662
663void radeon_enc_destroy(struct drm_encoder *encoder);
664void radeon_copy_fb(struct drm_device *dev, struct drm_gem_object *dst_obj);
665void radeon_combios_asic_init(struct drm_device *dev);
666bool radeon_crtc_scaling_mode_fixup(struct drm_crtc *crtc,
667					struct drm_display_mode *mode,
668					struct drm_display_mode *adjusted_mode);
669void radeon_panel_mode_fixup(struct drm_encoder *encoder,
670			     struct drm_display_mode *adjusted_mode);
671void atom_rv515_force_tv_scaler(struct radeon_device *rdev, struct radeon_crtc *radeon_crtc);
672
673/* legacy tv */
674void radeon_legacy_tv_adjust_crtc_reg(struct drm_encoder *encoder,
675				      uint32_t *h_total_disp, uint32_t *h_sync_strt_wid,
676				      uint32_t *v_total_disp, uint32_t *v_sync_strt_wid);
677void radeon_legacy_tv_adjust_pll1(struct drm_encoder *encoder,
678				  uint32_t *htotal_cntl, uint32_t *ppll_ref_div,
679				  uint32_t *ppll_div_3, uint32_t *pixclks_cntl);
680void radeon_legacy_tv_adjust_pll2(struct drm_encoder *encoder,
681				  uint32_t *htotal2_cntl, uint32_t *p2pll_ref_div,
682				  uint32_t *p2pll_div_0, uint32_t *pixclks_cntl);
683void radeon_legacy_tv_mode_set(struct drm_encoder *encoder,
684			       struct drm_display_mode *mode,
685			       struct drm_display_mode *adjusted_mode);
686
687/* fbdev layer */
688int radeon_fbdev_init(struct radeon_device *rdev);
689void radeon_fbdev_fini(struct radeon_device *rdev);
690void radeon_fbdev_set_suspend(struct radeon_device *rdev, int state);
691int radeon_fbdev_total_size(struct radeon_device *rdev);
692bool radeon_fbdev_robj_is_fb(struct radeon_device *rdev, struct radeon_bo *robj);
693
694void radeon_fb_output_poll_changed(struct radeon_device *rdev);
695
696void radeon_crtc_handle_flip(struct radeon_device *rdev, int crtc_id);
697
698int radeon_align_pitch(struct radeon_device *rdev, int width, int bpp, bool tiled);
699#endif
v3.5.6
  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_crtc.h>
 34#include <drm_mode.h>
 35#include <drm_edid.h>
 36#include <drm_dp_helper.h>
 37#include <drm_fixed.h>
 38#include <drm_crtc_helper.h>
 39#include <linux/i2c.h>
 40#include <linux/i2c-algo-bit.h>
 41
 42struct radeon_bo;
 43struct radeon_device;
 44
 45#define to_radeon_crtc(x) container_of(x, struct radeon_crtc, base)
 46#define to_radeon_connector(x) container_of(x, struct radeon_connector, base)
 47#define to_radeon_encoder(x) container_of(x, struct radeon_encoder, base)
 48#define to_radeon_framebuffer(x) container_of(x, struct radeon_framebuffer, base)
 49
 50enum radeon_rmx_type {
 51	RMX_OFF,
 52	RMX_FULL,
 53	RMX_CENTER,
 54	RMX_ASPECT
 55};
 56
 57enum radeon_tv_std {
 58	TV_STD_NTSC,
 59	TV_STD_PAL,
 60	TV_STD_PAL_M,
 61	TV_STD_PAL_60,
 62	TV_STD_NTSC_J,
 63	TV_STD_SCART_PAL,
 64	TV_STD_SECAM,
 65	TV_STD_PAL_CN,
 66	TV_STD_PAL_N,
 67};
 68
 69enum radeon_underscan_type {
 70	UNDERSCAN_OFF,
 71	UNDERSCAN_ON,
 72	UNDERSCAN_AUTO,
 73};
 74
 75enum radeon_hpd_id {
 76	RADEON_HPD_1 = 0,
 77	RADEON_HPD_2,
 78	RADEON_HPD_3,
 79	RADEON_HPD_4,
 80	RADEON_HPD_5,
 81	RADEON_HPD_6,
 82	RADEON_HPD_NONE = 0xff,
 83};
 84
 85#define RADEON_MAX_I2C_BUS 16
 86
 87/* radeon gpio-based i2c
 88 * 1. "mask" reg and bits
 89 *    grabs the gpio pins for software use
 90 *    0=not held  1=held
 91 * 2. "a" reg and bits
 92 *    output pin value
 93 *    0=low 1=high
 94 * 3. "en" reg and bits
 95 *    sets the pin direction
 96 *    0=input 1=output
 97 * 4. "y" reg and bits
 98 *    input pin value
 99 *    0=low 1=high
100 */
101struct radeon_i2c_bus_rec {
102	bool valid;
103	/* id used by atom */
104	uint8_t i2c_id;
105	/* id used by atom */
106	enum radeon_hpd_id hpd;
107	/* can be used with hw i2c engine */
108	bool hw_capable;
109	/* uses multi-media i2c engine */
110	bool mm_i2c;
111	/* regs and bits */
112	uint32_t mask_clk_reg;
113	uint32_t mask_data_reg;
114	uint32_t a_clk_reg;
115	uint32_t a_data_reg;
116	uint32_t en_clk_reg;
117	uint32_t en_data_reg;
118	uint32_t y_clk_reg;
119	uint32_t y_data_reg;
120	uint32_t mask_clk_mask;
121	uint32_t mask_data_mask;
122	uint32_t a_clk_mask;
123	uint32_t a_data_mask;
124	uint32_t en_clk_mask;
125	uint32_t en_data_mask;
126	uint32_t y_clk_mask;
127	uint32_t y_data_mask;
128};
129
130struct radeon_tmds_pll {
131    uint32_t freq;
132    uint32_t value;
133};
134
135#define RADEON_MAX_BIOS_CONNECTOR 16
136
137/* pll flags */
138#define RADEON_PLL_USE_BIOS_DIVS        (1 << 0)
139#define RADEON_PLL_NO_ODD_POST_DIV      (1 << 1)
140#define RADEON_PLL_USE_REF_DIV          (1 << 2)
141#define RADEON_PLL_LEGACY               (1 << 3)
142#define RADEON_PLL_PREFER_LOW_REF_DIV   (1 << 4)
143#define RADEON_PLL_PREFER_HIGH_REF_DIV  (1 << 5)
144#define RADEON_PLL_PREFER_LOW_FB_DIV    (1 << 6)
145#define RADEON_PLL_PREFER_HIGH_FB_DIV   (1 << 7)
146#define RADEON_PLL_PREFER_LOW_POST_DIV  (1 << 8)
147#define RADEON_PLL_PREFER_HIGH_POST_DIV (1 << 9)
148#define RADEON_PLL_USE_FRAC_FB_DIV      (1 << 10)
149#define RADEON_PLL_PREFER_CLOSEST_LOWER (1 << 11)
150#define RADEON_PLL_USE_POST_DIV         (1 << 12)
151#define RADEON_PLL_IS_LCD               (1 << 13)
152#define RADEON_PLL_PREFER_MINM_OVER_MAXP (1 << 14)
153
154struct radeon_pll {
155	/* reference frequency */
156	uint32_t reference_freq;
157
158	/* fixed dividers */
159	uint32_t reference_div;
160	uint32_t post_div;
161
162	/* pll in/out limits */
163	uint32_t pll_in_min;
164	uint32_t pll_in_max;
165	uint32_t pll_out_min;
166	uint32_t pll_out_max;
167	uint32_t lcd_pll_out_min;
168	uint32_t lcd_pll_out_max;
169	uint32_t best_vco;
170
171	/* divider limits */
172	uint32_t min_ref_div;
173	uint32_t max_ref_div;
174	uint32_t min_post_div;
175	uint32_t max_post_div;
176	uint32_t min_feedback_div;
177	uint32_t max_feedback_div;
178	uint32_t min_frac_feedback_div;
179	uint32_t max_frac_feedback_div;
180
181	/* flags for the current clock */
182	uint32_t flags;
183
184	/* pll id */
185	uint32_t id;
186};
187
188struct radeon_i2c_chan {
189	struct i2c_adapter adapter;
190	struct drm_device *dev;
191	union {
192		struct i2c_algo_bit_data bit;
193		struct i2c_algo_dp_aux_data dp;
194	} algo;
195	struct radeon_i2c_bus_rec rec;
196};
197
198/* mostly for macs, but really any system without connector tables */
199enum radeon_connector_table {
200	CT_NONE = 0,
201	CT_GENERIC,
202	CT_IBOOK,
203	CT_POWERBOOK_EXTERNAL,
204	CT_POWERBOOK_INTERNAL,
205	CT_POWERBOOK_VGA,
206	CT_MINI_EXTERNAL,
207	CT_MINI_INTERNAL,
208	CT_IMAC_G5_ISIGHT,
209	CT_EMAC,
210	CT_RN50_POWER,
211	CT_MAC_X800,
212	CT_MAC_G5_9600,
213	CT_SAM440EP
214};
215
216enum radeon_dvo_chip {
217	DVO_SIL164,
218	DVO_SIL1178,
219};
220
221struct radeon_fbdev;
222
223struct radeon_afmt {
224	bool enabled;
225	int offset;
226	bool last_buffer_filled_status;
227	int id;
228};
229
230struct radeon_mode_info {
231	struct atom_context *atom_context;
232	struct card_info *atom_card_info;
233	enum radeon_connector_table connector_table;
234	bool mode_config_initialized;
235	struct radeon_crtc *crtcs[6];
236	struct radeon_afmt *afmt[6];
237	/* DVI-I properties */
238	struct drm_property *coherent_mode_property;
239	/* DAC enable load detect */
240	struct drm_property *load_detect_property;
241	/* TV standard */
242	struct drm_property *tv_std_property;
243	/* legacy TMDS PLL detect */
244	struct drm_property *tmds_pll_property;
245	/* underscan */
246	struct drm_property *underscan_property;
247	struct drm_property *underscan_hborder_property;
248	struct drm_property *underscan_vborder_property;
249	/* hardcoded DFP edid from BIOS */
250	struct edid *bios_hardcoded_edid;
251	int bios_hardcoded_edid_size;
252
253	/* pointer to fbdev info structure */
254	struct radeon_fbdev *rfbdev;
255};
256
257#define MAX_H_CODE_TIMING_LEN 32
258#define MAX_V_CODE_TIMING_LEN 32
259
260/* need to store these as reading
261   back code tables is excessive */
262struct radeon_tv_regs {
263	uint32_t tv_uv_adr;
264	uint32_t timing_cntl;
265	uint32_t hrestart;
266	uint32_t vrestart;
267	uint32_t frestart;
268	uint16_t h_code_timing[MAX_H_CODE_TIMING_LEN];
269	uint16_t v_code_timing[MAX_V_CODE_TIMING_LEN];
270};
271
272struct radeon_crtc {
273	struct drm_crtc base;
274	int crtc_id;
275	u16 lut_r[256], lut_g[256], lut_b[256];
276	bool enabled;
277	bool can_tile;
278	bool in_mode_set;
279	uint32_t crtc_offset;
280	struct drm_gem_object *cursor_bo;
281	uint64_t cursor_addr;
282	int cursor_width;
283	int cursor_height;
284	uint32_t legacy_display_base_addr;
285	uint32_t legacy_cursor_offset;
286	enum radeon_rmx_type rmx_type;
287	u8 h_border;
288	u8 v_border;
289	fixed20_12 vsc;
290	fixed20_12 hsc;
291	struct drm_display_mode native_mode;
292	int pll_id;
293	/* page flipping */
294	struct radeon_unpin_work *unpin_work;
295	int deferred_flip_completion;
296};
297
298struct radeon_encoder_primary_dac {
299	/* legacy primary dac */
300	uint32_t ps2_pdac_adj;
301};
302
303struct radeon_encoder_lvds {
304	/* legacy lvds */
305	uint16_t panel_vcc_delay;
306	uint8_t  panel_pwr_delay;
307	uint8_t  panel_digon_delay;
308	uint8_t  panel_blon_delay;
309	uint16_t panel_ref_divider;
310	uint8_t  panel_post_divider;
311	uint16_t panel_fb_divider;
312	bool     use_bios_dividers;
313	uint32_t lvds_gen_cntl;
314	/* panel mode */
315	struct drm_display_mode native_mode;
316	struct backlight_device *bl_dev;
317	int      dpms_mode;
318	uint8_t  backlight_level;
319};
320
321struct radeon_encoder_tv_dac {
322	/* legacy tv dac */
323	uint32_t ps2_tvdac_adj;
324	uint32_t ntsc_tvdac_adj;
325	uint32_t pal_tvdac_adj;
326
327	int               h_pos;
328	int               v_pos;
329	int               h_size;
330	int               supported_tv_stds;
331	bool              tv_on;
332	enum radeon_tv_std tv_std;
333	struct radeon_tv_regs tv;
334};
335
336struct radeon_encoder_int_tmds {
337	/* legacy int tmds */
338	struct radeon_tmds_pll tmds_pll[4];
339};
340
341struct radeon_encoder_ext_tmds {
342	/* tmds over dvo */
343	struct radeon_i2c_chan *i2c_bus;
344	uint8_t slave_addr;
345	enum radeon_dvo_chip dvo_chip;
346};
347
348/* spread spectrum */
349struct radeon_atom_ss {
350	uint16_t percentage;
351	uint8_t type;
352	uint16_t step;
353	uint8_t delay;
354	uint8_t range;
355	uint8_t refdiv;
356	/* asic_ss */
357	uint16_t rate;
358	uint16_t amount;
359};
360
361struct radeon_encoder_atom_dig {
362	bool linkb;
363	/* atom dig */
364	bool coherent_mode;
365	int dig_encoder; /* -1 disabled, 0 DIGA, 1 DIGB, etc. */
366	/* atom lvds/edp */
367	uint32_t lcd_misc;
368	uint16_t panel_pwr_delay;
369	uint32_t lcd_ss_id;
370	/* panel mode */
371	struct drm_display_mode native_mode;
372	struct backlight_device *bl_dev;
373	int dpms_mode;
374	uint8_t backlight_level;
375	int panel_mode;
376	struct radeon_afmt *afmt;
377};
378
379struct radeon_encoder_atom_dac {
380	enum radeon_tv_std tv_std;
381};
382
383struct radeon_encoder {
384	struct drm_encoder base;
385	uint32_t encoder_enum;
386	uint32_t encoder_id;
387	uint32_t devices;
388	uint32_t active_device;
389	uint32_t flags;
390	uint32_t pixel_clock;
391	enum radeon_rmx_type rmx_type;
392	enum radeon_underscan_type underscan_type;
393	uint32_t underscan_hborder;
394	uint32_t underscan_vborder;
395	struct drm_display_mode native_mode;
396	void *enc_priv;
397	int audio_polling_active;
 
 
 
 
398	bool is_ext_encoder;
399	u16 caps;
400};
401
402struct radeon_connector_atom_dig {
403	uint32_t igp_lane_info;
404	/* displayport */
405	struct radeon_i2c_chan *dp_i2c_bus;
406	u8 dpcd[8];
407	u8 dp_sink_type;
408	int dp_clock;
409	int dp_lane_count;
410	bool edp_on;
411};
412
413struct radeon_gpio_rec {
414	bool valid;
415	u8 id;
416	u32 reg;
417	u32 mask;
418};
419
420struct radeon_hpd {
421	enum radeon_hpd_id hpd;
422	u8 plugged_state;
423	struct radeon_gpio_rec gpio;
424};
425
426struct radeon_router {
427	u32 router_id;
428	struct radeon_i2c_bus_rec i2c_info;
429	u8 i2c_addr;
430	/* i2c mux */
431	bool ddc_valid;
432	u8 ddc_mux_type;
433	u8 ddc_mux_control_pin;
434	u8 ddc_mux_state;
435	/* clock/data mux */
436	bool cd_valid;
437	u8 cd_mux_type;
438	u8 cd_mux_control_pin;
439	u8 cd_mux_state;
440};
441
442struct radeon_connector {
443	struct drm_connector base;
444	uint32_t connector_id;
445	uint32_t devices;
446	struct radeon_i2c_chan *ddc_bus;
447	/* some systems have an hdmi and vga port with a shared ddc line */
448	bool shared_ddc;
 
 
 
449	bool use_digital;
450	/* we need to mind the EDID between detect
451	   and get modes due to analog/digital/tvencoder */
452	struct edid *edid;
453	void *con_priv;
454	bool dac_load_detect;
455	bool detected_by_load; /* if the connection status was determined by load */
456	uint16_t connector_object_id;
457	struct radeon_hpd hpd;
458	struct radeon_router router;
459	struct radeon_i2c_chan *router_bus;
460};
461
462struct radeon_framebuffer {
463	struct drm_framebuffer base;
464	struct drm_gem_object *obj;
465};
466
467#define ENCODER_MODE_IS_DP(em) (((em) == ATOM_ENCODER_MODE_DP) || \
468				((em) == ATOM_ENCODER_MODE_DP_MST))
469
470extern enum radeon_tv_std
471radeon_combios_get_tv_info(struct radeon_device *rdev);
472extern enum radeon_tv_std
473radeon_atombios_get_tv_info(struct radeon_device *rdev);
474
475extern struct drm_connector *
476radeon_get_connector_for_encoder(struct drm_encoder *encoder);
477extern struct drm_connector *
478radeon_get_connector_for_encoder_init(struct drm_encoder *encoder);
479extern bool radeon_dig_monitor_is_duallink(struct drm_encoder *encoder,
480				    u32 pixel_clock);
481
482extern u16 radeon_encoder_get_dp_bridge_encoder_id(struct drm_encoder *encoder);
483extern u16 radeon_connector_encoder_get_dp_bridge_encoder_id(struct drm_connector *connector);
484extern bool radeon_connector_encoder_is_hbr2(struct drm_connector *connector);
485extern bool radeon_connector_is_dp12_capable(struct drm_connector *connector);
486extern int radeon_get_monitor_bpc(struct drm_connector *connector);
487
488extern void radeon_connector_hotplug(struct drm_connector *connector);
489extern int radeon_dp_mode_valid_helper(struct drm_connector *connector,
490				       struct drm_display_mode *mode);
491extern void radeon_dp_set_link_config(struct drm_connector *connector,
492				      struct drm_display_mode *mode);
493extern void radeon_dp_link_train(struct drm_encoder *encoder,
494				 struct drm_connector *connector);
495extern bool radeon_dp_needs_link_train(struct radeon_connector *radeon_connector);
496extern u8 radeon_dp_getsinktype(struct radeon_connector *radeon_connector);
497extern bool radeon_dp_getdpcd(struct radeon_connector *radeon_connector);
498extern int radeon_dp_get_panel_mode(struct drm_encoder *encoder,
499				    struct drm_connector *connector);
500extern void atombios_dig_encoder_setup(struct drm_encoder *encoder, int action, int panel_mode);
501extern void radeon_atom_encoder_init(struct radeon_device *rdev);
502extern void radeon_atom_disp_eng_pll_init(struct radeon_device *rdev);
503extern void atombios_dig_transmitter_setup(struct drm_encoder *encoder,
504					   int action, uint8_t lane_num,
505					   uint8_t lane_set);
506extern void radeon_atom_ext_encoder_setup_ddc(struct drm_encoder *encoder);
507extern struct drm_encoder *radeon_get_external_encoder(struct drm_encoder *encoder);
508extern int radeon_dp_i2c_aux_ch(struct i2c_adapter *adapter, int mode,
509				u8 write_byte, u8 *read_byte);
510
511extern void radeon_i2c_init(struct radeon_device *rdev);
512extern void radeon_i2c_fini(struct radeon_device *rdev);
513extern void radeon_combios_i2c_init(struct radeon_device *rdev);
514extern void radeon_atombios_i2c_init(struct radeon_device *rdev);
515extern void radeon_i2c_add(struct radeon_device *rdev,
516			   struct radeon_i2c_bus_rec *rec,
517			   const char *name);
518extern struct radeon_i2c_chan *radeon_i2c_lookup(struct radeon_device *rdev,
519						 struct radeon_i2c_bus_rec *i2c_bus);
520extern struct radeon_i2c_chan *radeon_i2c_create_dp(struct drm_device *dev,
521						    struct radeon_i2c_bus_rec *rec,
522						    const char *name);
523extern struct radeon_i2c_chan *radeon_i2c_create(struct drm_device *dev,
524						 struct radeon_i2c_bus_rec *rec,
525						 const char *name);
526extern void radeon_i2c_destroy(struct radeon_i2c_chan *i2c);
527extern void radeon_i2c_get_byte(struct radeon_i2c_chan *i2c_bus,
528				u8 slave_addr,
529				u8 addr,
530				u8 *val);
531extern void radeon_i2c_put_byte(struct radeon_i2c_chan *i2c,
532				u8 slave_addr,
533				u8 addr,
534				u8 val);
535extern void radeon_router_select_ddc_port(struct radeon_connector *radeon_connector);
536extern void radeon_router_select_cd_port(struct radeon_connector *radeon_connector);
537extern bool radeon_ddc_probe(struct radeon_connector *radeon_connector);
 
538extern int radeon_ddc_get_modes(struct radeon_connector *radeon_connector);
539
540extern struct drm_encoder *radeon_best_encoder(struct drm_connector *connector);
541
542extern bool radeon_atombios_get_ppll_ss_info(struct radeon_device *rdev,
543					     struct radeon_atom_ss *ss,
544					     int id);
545extern bool radeon_atombios_get_asic_ss_info(struct radeon_device *rdev,
546					     struct radeon_atom_ss *ss,
547					     int id, u32 clock);
548
549extern void radeon_compute_pll_legacy(struct radeon_pll *pll,
550				      uint64_t freq,
551				      uint32_t *dot_clock_p,
552				      uint32_t *fb_div_p,
553				      uint32_t *frac_fb_div_p,
554				      uint32_t *ref_div_p,
555				      uint32_t *post_div_p);
556
557extern void radeon_compute_pll_avivo(struct radeon_pll *pll,
558				     u32 freq,
559				     u32 *dot_clock_p,
560				     u32 *fb_div_p,
561				     u32 *frac_fb_div_p,
562				     u32 *ref_div_p,
563				     u32 *post_div_p);
564
565extern void radeon_setup_encoder_clones(struct drm_device *dev);
566
567struct drm_encoder *radeon_encoder_legacy_lvds_add(struct drm_device *dev, int bios_index);
568struct drm_encoder *radeon_encoder_legacy_primary_dac_add(struct drm_device *dev, int bios_index, int with_tv);
569struct drm_encoder *radeon_encoder_legacy_tv_dac_add(struct drm_device *dev, int bios_index, int with_tv);
570struct drm_encoder *radeon_encoder_legacy_tmds_int_add(struct drm_device *dev, int bios_index);
571struct drm_encoder *radeon_encoder_legacy_tmds_ext_add(struct drm_device *dev, int bios_index);
572extern void atombios_dvo_setup(struct drm_encoder *encoder, int action);
573extern void atombios_digital_setup(struct drm_encoder *encoder, int action);
574extern int atombios_get_encoder_mode(struct drm_encoder *encoder);
575extern bool atombios_set_edp_panel_power(struct drm_connector *connector, int action);
576extern void radeon_encoder_set_active_device(struct drm_encoder *encoder);
577
578extern void radeon_crtc_load_lut(struct drm_crtc *crtc);
579extern int atombios_crtc_set_base(struct drm_crtc *crtc, int x, int y,
580				   struct drm_framebuffer *old_fb);
581extern int atombios_crtc_set_base_atomic(struct drm_crtc *crtc,
582					 struct drm_framebuffer *fb,
583					 int x, int y,
584					 enum mode_set_atomic state);
585extern int atombios_crtc_mode_set(struct drm_crtc *crtc,
586				   struct drm_display_mode *mode,
587				   struct drm_display_mode *adjusted_mode,
588				   int x, int y,
589				   struct drm_framebuffer *old_fb);
590extern void atombios_crtc_dpms(struct drm_crtc *crtc, int mode);
591
592extern int radeon_crtc_set_base(struct drm_crtc *crtc, int x, int y,
593				 struct drm_framebuffer *old_fb);
594extern int radeon_crtc_set_base_atomic(struct drm_crtc *crtc,
595				       struct drm_framebuffer *fb,
596				       int x, int y,
597				       enum mode_set_atomic state);
598extern int radeon_crtc_do_set_base(struct drm_crtc *crtc,
599				   struct drm_framebuffer *fb,
600				   int x, int y, int atomic);
601extern int radeon_crtc_cursor_set(struct drm_crtc *crtc,
602				  struct drm_file *file_priv,
603				  uint32_t handle,
604				  uint32_t width,
605				  uint32_t height);
606extern int radeon_crtc_cursor_move(struct drm_crtc *crtc,
607				   int x, int y);
608
609extern int radeon_get_crtc_scanoutpos(struct drm_device *dev, int crtc,
610				      int *vpos, int *hpos);
611
612extern bool radeon_combios_check_hardcoded_edid(struct radeon_device *rdev);
613extern struct edid *
614radeon_bios_get_hardcoded_edid(struct radeon_device *rdev);
615extern bool radeon_atom_get_clock_info(struct drm_device *dev);
616extern bool radeon_combios_get_clock_info(struct drm_device *dev);
617extern struct radeon_encoder_atom_dig *
618radeon_atombios_get_lvds_info(struct radeon_encoder *encoder);
619extern bool radeon_atombios_get_tmds_info(struct radeon_encoder *encoder,
620					  struct radeon_encoder_int_tmds *tmds);
621extern bool radeon_legacy_get_tmds_info_from_combios(struct radeon_encoder *encoder,
622						     struct radeon_encoder_int_tmds *tmds);
623extern bool radeon_legacy_get_tmds_info_from_table(struct radeon_encoder *encoder,
624						   struct radeon_encoder_int_tmds *tmds);
625extern bool radeon_legacy_get_ext_tmds_info_from_combios(struct radeon_encoder *encoder,
626							 struct radeon_encoder_ext_tmds *tmds);
627extern bool radeon_legacy_get_ext_tmds_info_from_table(struct radeon_encoder *encoder,
628						       struct radeon_encoder_ext_tmds *tmds);
629extern struct radeon_encoder_primary_dac *
630radeon_atombios_get_primary_dac_info(struct radeon_encoder *encoder);
631extern struct radeon_encoder_tv_dac *
632radeon_atombios_get_tv_dac_info(struct radeon_encoder *encoder);
633extern struct radeon_encoder_lvds *
634radeon_combios_get_lvds_info(struct radeon_encoder *encoder);
635extern void radeon_combios_get_ext_tmds_info(struct radeon_encoder *encoder);
636extern struct radeon_encoder_tv_dac *
637radeon_combios_get_tv_dac_info(struct radeon_encoder *encoder);
638extern struct radeon_encoder_primary_dac *
639radeon_combios_get_primary_dac_info(struct radeon_encoder *encoder);
640extern bool radeon_combios_external_tmds_setup(struct drm_encoder *encoder);
641extern void radeon_external_tmds_setup(struct drm_encoder *encoder);
642extern void radeon_combios_output_lock(struct drm_encoder *encoder, bool lock);
643extern void radeon_combios_initialize_bios_scratch_regs(struct drm_device *dev);
644extern void radeon_atom_output_lock(struct drm_encoder *encoder, bool lock);
645extern void radeon_atom_initialize_bios_scratch_regs(struct drm_device *dev);
646extern void radeon_save_bios_scratch_regs(struct radeon_device *rdev);
647extern void radeon_restore_bios_scratch_regs(struct radeon_device *rdev);
648extern void
649radeon_atombios_encoder_crtc_scratch_regs(struct drm_encoder *encoder, int crtc);
650extern void
651radeon_atombios_encoder_dpms_scratch_regs(struct drm_encoder *encoder, bool on);
652extern void
653radeon_combios_encoder_crtc_scratch_regs(struct drm_encoder *encoder, int crtc);
654extern void
655radeon_combios_encoder_dpms_scratch_regs(struct drm_encoder *encoder, bool on);
656extern void radeon_crtc_fb_gamma_set(struct drm_crtc *crtc, u16 red, u16 green,
657				     u16 blue, int regno);
658extern void radeon_crtc_fb_gamma_get(struct drm_crtc *crtc, u16 *red, u16 *green,
659				     u16 *blue, int regno);
660int radeon_framebuffer_init(struct drm_device *dev,
661			     struct radeon_framebuffer *rfb,
662			     struct drm_mode_fb_cmd2 *mode_cmd,
663			     struct drm_gem_object *obj);
664
665int radeonfb_remove(struct drm_device *dev, struct drm_framebuffer *fb);
666bool radeon_get_legacy_connector_info_from_bios(struct drm_device *dev);
667bool radeon_get_legacy_connector_info_from_table(struct drm_device *dev);
668void radeon_atombios_init_crtc(struct drm_device *dev,
669			       struct radeon_crtc *radeon_crtc);
670void radeon_legacy_init_crtc(struct drm_device *dev,
671			     struct radeon_crtc *radeon_crtc);
672
673void radeon_get_clock_info(struct drm_device *dev);
674
675extern bool radeon_get_atom_connector_info_from_object_table(struct drm_device *dev);
676extern bool radeon_get_atom_connector_info_from_supported_devices_table(struct drm_device *dev);
677
678void radeon_enc_destroy(struct drm_encoder *encoder);
679void radeon_copy_fb(struct drm_device *dev, struct drm_gem_object *dst_obj);
680void radeon_combios_asic_init(struct drm_device *dev);
681bool radeon_crtc_scaling_mode_fixup(struct drm_crtc *crtc,
682					struct drm_display_mode *mode,
683					struct drm_display_mode *adjusted_mode);
684void radeon_panel_mode_fixup(struct drm_encoder *encoder,
685			     struct drm_display_mode *adjusted_mode);
686void atom_rv515_force_tv_scaler(struct radeon_device *rdev, struct radeon_crtc *radeon_crtc);
687
688/* legacy tv */
689void radeon_legacy_tv_adjust_crtc_reg(struct drm_encoder *encoder,
690				      uint32_t *h_total_disp, uint32_t *h_sync_strt_wid,
691				      uint32_t *v_total_disp, uint32_t *v_sync_strt_wid);
692void radeon_legacy_tv_adjust_pll1(struct drm_encoder *encoder,
693				  uint32_t *htotal_cntl, uint32_t *ppll_ref_div,
694				  uint32_t *ppll_div_3, uint32_t *pixclks_cntl);
695void radeon_legacy_tv_adjust_pll2(struct drm_encoder *encoder,
696				  uint32_t *htotal2_cntl, uint32_t *p2pll_ref_div,
697				  uint32_t *p2pll_div_0, uint32_t *pixclks_cntl);
698void radeon_legacy_tv_mode_set(struct drm_encoder *encoder,
699			       struct drm_display_mode *mode,
700			       struct drm_display_mode *adjusted_mode);
701
702/* fbdev layer */
703int radeon_fbdev_init(struct radeon_device *rdev);
704void radeon_fbdev_fini(struct radeon_device *rdev);
705void radeon_fbdev_set_suspend(struct radeon_device *rdev, int state);
706int radeon_fbdev_total_size(struct radeon_device *rdev);
707bool radeon_fbdev_robj_is_fb(struct radeon_device *rdev, struct radeon_bo *robj);
708
709void radeon_fb_output_poll_changed(struct radeon_device *rdev);
710
711void radeon_crtc_handle_flip(struct radeon_device *rdev, int crtc_id);
712
713int radeon_align_pitch(struct radeon_device *rdev, int width, int bpp, bool tiled);
714#endif