drivers/gpu/drm/radeon/radeon_mode.h

   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_dp_helper.h>
  36 #include <drm/drm_fixed.h>
  37 #include <drm/drm_crtc_helper.h>
  38 #include <linux/i2c.h>
  39 #include <linux/i2c-algo-bit.h>
  40
  41 struct radeon_bo;
  42 struct radeon_device;
  43
  44 #define to_radeon_crtc(x) container_of(x, struct radeon_crtc, base)
  45 #define to_radeon_connector(x) container_of(x, struct radeon_connector, base)
  46 #define to_radeon_encoder(x) container_of(x, struct radeon_encoder, base)
  47 #define to_radeon_framebuffer(x) container_of(x, struct radeon_framebuffer, base)
  48
  49 enum radeon_rmx_type {
  50         RMX_OFF,
  51         RMX_FULL,
  52         RMX_CENTER,
  53         RMX_ASPECT
  54 };
  55
  56 enum radeon_tv_std {
  57         TV_STD_NTSC,
  58         TV_STD_PAL,
  59         TV_STD_PAL_M,
  60         TV_STD_PAL_60,
  61         TV_STD_NTSC_J,
  62         TV_STD_SCART_PAL,
  63         TV_STD_SECAM,
  64         TV_STD_PAL_CN,
  65         TV_STD_PAL_N,
  66 };
  67
  68 enum radeon_underscan_type {
  69         UNDERSCAN_OFF,
  70         UNDERSCAN_ON,
  71         UNDERSCAN_AUTO,
  72 };
  73
  74 enum radeon_hpd_id {
  75         RADEON_HPD_1 = 0,
  76         RADEON_HPD_2,
  77         RADEON_HPD_3,
  78         RADEON_HPD_4,
  79         RADEON_HPD_5,
  80         RADEON_HPD_6,
  81         RADEON_HPD_NONE = 0xff,
  82 };
  83
  84 #define RADEON_MAX_I2C_BUS 16
  85
  86 /* radeon gpio-based i2c
  87  * 1. "mask" reg and bits
  88  *    grabs the gpio pins for software use
  89  *    0=not held  1=held
  90  * 2. "a" reg and bits
  91  *    output pin value
  92  *    0=low 1=high
  93  * 3. "en" reg and bits
  94  *    sets the pin direction
  95  *    0=input 1=output
  96  * 4. "y" reg and bits
  97  *    input pin value
  98  *    0=low 1=high
  99  */
 100 struct radeon_i2c_bus_rec {
 101         bool valid;
 102         /* id used by atom */
 103         uint8_t i2c_id;
 104         /* id used by atom */
 105         enum radeon_hpd_id hpd;
 106         /* can be used with hw i2c engine */
 107         bool hw_capable;
 108         /* uses multi-media i2c engine */
 109         bool mm_i2c;
 110         /* regs and bits */
 111         uint32_t mask_clk_reg;
 112         uint32_t mask_data_reg;
 113         uint32_t a_clk_reg;
 114         uint32_t a_data_reg;
 115         uint32_t en_clk_reg;
 116         uint32_t en_data_reg;
 117         uint32_t y_clk_reg;
 118         uint32_t y_data_reg;
 119         uint32_t mask_clk_mask;
 120         uint32_t mask_data_mask;
 121         uint32_t a_clk_mask;
 122         uint32_t a_data_mask;
 123         uint32_t en_clk_mask;
 124         uint32_t en_data_mask;
 125         uint32_t y_clk_mask;
 126         uint32_t y_data_mask;
 127 };
 128
 129 struct radeon_tmds_pll {
 130     uint32_t freq;
 131     uint32_t value;
 132 };
 133
 134 #define RADEON_MAX_BIOS_CONNECTOR 16
 135
 136 /* pll flags */
 137 #define RADEON_PLL_USE_BIOS_DIVS        (1 << 0)
 138 #define RADEON_PLL_NO_ODD_POST_DIV      (1 << 1)
 139 #define RADEON_PLL_USE_REF_DIV          (1 << 2)
 140 #define RADEON_PLL_LEGACY               (1 << 3)
 141 #define RADEON_PLL_PREFER_LOW_REF_DIV   (1 << 4)
 142 #define RADEON_PLL_PREFER_HIGH_REF_DIV  (1 << 5)
 143 #define RADEON_PLL_PREFER_LOW_FB_DIV    (1 << 6)
 144 #define RADEON_PLL_PREFER_HIGH_FB_DIV   (1 << 7)
 145 #define RADEON_PLL_PREFER_LOW_POST_DIV  (1 << 8)
 146 #define RADEON_PLL_PREFER_HIGH_POST_DIV (1 << 9)
 147 #define RADEON_PLL_USE_FRAC_FB_DIV      (1 << 10)
 148 #define RADEON_PLL_PREFER_CLOSEST_LOWER (1 << 11)
 149 #define RADEON_PLL_USE_POST_DIV         (1 << 12)
 150 #define RADEON_PLL_IS_LCD               (1 << 13)
 151 #define RADEON_PLL_PREFER_MINM_OVER_MAXP (1 << 14)
 152
 153 struct radeon_pll {
 154         /* reference frequency */
 155         uint32_t reference_freq;
 156
 157         /* fixed dividers */
 158         uint32_t reference_div;
 159         uint32_t post_div;
 160
 161         /* pll in/out limits */
 162         uint32_t pll_in_min;
 163         uint32_t pll_in_max;
 164         uint32_t pll_out_min;
 165         uint32_t pll_out_max;
 166         uint32_t lcd_pll_out_min;
 167         uint32_t lcd_pll_out_max;
 168         uint32_t best_vco;
 169
 170         /* divider limits */
 171         uint32_t min_ref_div;
 172         uint32_t max_ref_div;
 173         uint32_t min_post_div;
 174         uint32_t max_post_div;
 175         uint32_t min_feedback_div;
 176         uint32_t max_feedback_div;
 177         uint32_t min_frac_feedback_div;
 178         uint32_t max_frac_feedback_div;
 179
 180         /* flags for the current clock */
 181         uint32_t flags;
 182
 183         /* pll id */
 184         uint32_t id;
 185 };
 186
 187 struct radeon_i2c_chan {
 188         struct i2c_adapter adapter;
 189         struct drm_device *dev;
 190         union {
 191                 struct i2c_algo_bit_data bit;
 192                 struct i2c_algo_dp_aux_data dp;
 193         } algo;
 194         struct radeon_i2c_bus_rec rec;
 195         struct drm_dp_aux aux;
 196 };
 197
 198 /* mostly for macs, but really any system without connector tables */
 199 enum 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         CT_MAC_G4_SILVER
 215 };
 216
 217 enum radeon_dvo_chip {
 218         DVO_SIL164,
 219         DVO_SIL1178,
 220 };
 221
 222 struct radeon_fbdev;
 223
 224 struct radeon_afmt {
 225         bool enabled;
 226         int offset;
 227         bool last_buffer_filled_status;
 228         int id;
 229         struct r600_audio_pin *pin;
 230 };
 231
 232 struct radeon_mode_info {
 233         struct atom_context *atom_context;
 234         struct card_info *atom_card_info;
 235         enum radeon_connector_table connector_table;
 236         bool mode_config_initialized;
 237         struct radeon_crtc *crtcs[6];
 238         struct radeon_afmt *afmt[7];
 239         /* DVI-I properties */
 240         struct drm_property *coherent_mode_property;
 241         /* DAC enable load detect */
 242         struct drm_property *load_detect_property;
 243         /* TV standard */
 244         struct drm_property *tv_std_property;
 245         /* legacy TMDS PLL detect */
 246         struct drm_property *tmds_pll_property;
 247         /* underscan */
 248         struct drm_property *underscan_property;
 249         struct drm_property *underscan_hborder_property;
 250         struct drm_property *underscan_vborder_property;
 251         /* audio */
 252         struct drm_property *audio_property;
 253         /* FMT dithering */
 254         struct drm_property *dither_property;
 255         /* hardcoded DFP edid from BIOS */
 256         struct edid *bios_hardcoded_edid;
 257         int bios_hardcoded_edid_size;
 258
 259         /* pointer to fbdev info structure */
 260         struct radeon_fbdev *rfbdev;
 261         /* firmware flags */
 262         u16 firmware_flags;
 263         /* pointer to backlight encoder */
 264         struct radeon_encoder *bl_encoder;
 265 };
 266
 267 #define RADEON_MAX_BL_LEVEL 0xFF
 268
 269 #if defined(CONFIG_BACKLIGHT_CLASS_DEVICE) || defined(CONFIG_BACKLIGHT_CLASS_DEVICE_MODULE)
 270
 271 struct radeon_backlight_privdata {
 272         struct radeon_encoder *encoder;
 273         uint8_t negative;
 274 };
 275
 276 #endif
 277
 278 #define MAX_H_CODE_TIMING_LEN 32
 279 #define MAX_V_CODE_TIMING_LEN 32
 280
 281 /* need to store these as reading
 282    back code tables is excessive */
 283 struct radeon_tv_regs {
 284         uint32_t tv_uv_adr;
 285         uint32_t timing_cntl;
 286         uint32_t hrestart;
 287         uint32_t vrestart;
 288         uint32_t frestart;
 289         uint16_t h_code_timing[MAX_H_CODE_TIMING_LEN];
 290         uint16_t v_code_timing[MAX_V_CODE_TIMING_LEN];
 291 };
 292
 293 struct radeon_atom_ss {
 294         uint16_t percentage;
 295         uint16_t percentage_divider;
 296         uint8_t type;
 297         uint16_t step;
 298         uint8_t delay;
 299         uint8_t range;
 300         uint8_t refdiv;
 301         /* asic_ss */
 302         uint16_t rate;
 303         uint16_t amount;
 304 };
 305
 306 struct radeon_crtc {
 307         struct drm_crtc base;
 308         int crtc_id;
 309         u16 lut_r[256], lut_g[256], lut_b[256];
 310         bool enabled;
 311         bool can_tile;
 312         uint32_t crtc_offset;
 313         struct drm_gem_object *cursor_bo;
 314         uint64_t cursor_addr;
 315         int cursor_width;
 316         int cursor_height;
 317         int max_cursor_width;
 318         int max_cursor_height;
 319         uint32_t legacy_display_base_addr;
 320         uint32_t legacy_cursor_offset;
 321         enum radeon_rmx_type rmx_type;
 322         u8 h_border;
 323         u8 v_border;
 324         fixed20_12 vsc;
 325         fixed20_12 hsc;
 326         struct drm_display_mode native_mode;
 327         int pll_id;
 328         /* page flipping */
 329         struct radeon_unpin_work *unpin_work;
 330         int deferred_flip_completion;
 331         /* pll sharing */
 332         struct radeon_atom_ss ss;
 333         bool ss_enabled;
 334         u32 adjusted_clock;
 335         int bpc;
 336         u32 pll_reference_div;
 337         u32 pll_post_div;
 338         u32 pll_flags;
 339         struct drm_encoder *encoder;
 340         struct drm_connector *connector;
 341         /* for dpm */
 342         u32 line_time;
 343         u32 wm_low;
 344         u32 wm_high;
 345         struct drm_display_mode hw_mode;
 346 };
 347
 348 struct radeon_encoder_primary_dac {
 349         /* legacy primary dac */
 350         uint32_t ps2_pdac_adj;
 351 };
 352
 353 struct radeon_encoder_lvds {
 354         /* legacy lvds */
 355         uint16_t panel_vcc_delay;
 356         uint8_t  panel_pwr_delay;
 357         uint8_t  panel_digon_delay;
 358         uint8_t  panel_blon_delay;
 359         uint16_t panel_ref_divider;
 360         uint8_t  panel_post_divider;
 361         uint16_t panel_fb_divider;
 362         bool     use_bios_dividers;
 363         uint32_t lvds_gen_cntl;
 364         /* panel mode */
 365         struct drm_display_mode native_mode;
 366         struct backlight_device *bl_dev;
 367         int      dpms_mode;
 368         uint8_t  backlight_level;
 369 };
 370
 371 struct radeon_encoder_tv_dac {
 372         /* legacy tv dac */
 373         uint32_t ps2_tvdac_adj;
 374         uint32_t ntsc_tvdac_adj;
 375         uint32_t pal_tvdac_adj;
 376
 377         int               h_pos;
 378         int               v_pos;
 379         int               h_size;
 380         int               supported_tv_stds;
 381         bool              tv_on;
 382         enum radeon_tv_std tv_std;
 383         struct radeon_tv_regs tv;
 384 };
 385
 386 struct radeon_encoder_int_tmds {
 387         /* legacy int tmds */
 388         struct radeon_tmds_pll tmds_pll[4];
 389 };
 390
 391 struct radeon_encoder_ext_tmds {
 392         /* tmds over dvo */
 393         struct radeon_i2c_chan *i2c_bus;
 394         uint8_t slave_addr;
 395         enum radeon_dvo_chip dvo_chip;
 396 };
 397
 398 /* spread spectrum */
 399 struct radeon_encoder_atom_dig {
 400         bool linkb;
 401         /* atom dig */
 402         bool coherent_mode;
 403         int dig_encoder; /* -1 disabled, 0 DIGA, 1 DIGB, etc. */
 404         /* atom lvds/edp */
 405         uint32_t lcd_misc;
 406         uint16_t panel_pwr_delay;
 407         uint32_t lcd_ss_id;
 408         /* panel mode */
 409         struct drm_display_mode native_mode;
 410         struct backlight_device *bl_dev;
 411         int dpms_mode;
 412         uint8_t backlight_level;
 413         int panel_mode;
 414         struct radeon_afmt *afmt;
 415 };
 416
 417 struct radeon_encoder_atom_dac {
 418         enum radeon_tv_std tv_std;
 419 };
 420
 421 struct radeon_encoder {
 422         struct drm_encoder base;
 423         uint32_t encoder_enum;
 424         uint32_t encoder_id;
 425         uint32_t devices;
 426         uint32_t active_device;
 427         uint32_t flags;
 428         uint32_t pixel_clock;
 429         enum radeon_rmx_type rmx_type;
 430         enum radeon_underscan_type underscan_type;
 431         uint32_t underscan_hborder;
 432         uint32_t underscan_vborder;
 433         struct drm_display_mode native_mode;
 434         void *enc_priv;
 435         int audio_polling_active;
 436         bool is_ext_encoder;
 437         u16 caps;
 438 };
 439
 440 struct radeon_connector_atom_dig {
 441         uint32_t igp_lane_info;
 442         /* displayport */
 443         struct radeon_i2c_chan *dp_i2c_bus;
 444         u8 dpcd[DP_RECEIVER_CAP_SIZE];
 445         u8 dp_sink_type;
 446         int dp_clock;
 447         int dp_lane_count;
 448         bool edp_on;
 449 };
 450
 451 struct radeon_gpio_rec {
 452         bool valid;
 453         u8 id;
 454         u32 reg;
 455         u32 mask;
 456 };
 457
 458 struct radeon_hpd {
 459         enum radeon_hpd_id hpd;
 460         u8 plugged_state;
 461         struct radeon_gpio_rec gpio;
 462 };
 463
 464 struct radeon_router {
 465         u32 router_id;
 466         struct radeon_i2c_bus_rec i2c_info;
 467         u8 i2c_addr;
 468         /* i2c mux */
 469         bool ddc_valid;
 470         u8 ddc_mux_type;
 471         u8 ddc_mux_control_pin;
 472         u8 ddc_mux_state;
 473         /* clock/data mux */
 474         bool cd_valid;
 475         u8 cd_mux_type;
 476         u8 cd_mux_control_pin;
 477         u8 cd_mux_state;
 478 };
 479
 480 enum radeon_connector_audio {
 481         RADEON_AUDIO_DISABLE = 0,
 482         RADEON_AUDIO_ENABLE = 1,
 483         RADEON_AUDIO_AUTO = 2
 484 };
 485
 486 enum radeon_connector_dither {
 487         RADEON_FMT_DITHER_DISABLE = 0,
 488         RADEON_FMT_DITHER_ENABLE = 1,
 489 };
 490
 491 struct radeon_connector {
 492         struct drm_connector base;
 493         uint32_t connector_id;
 494         uint32_t devices;
 495         struct radeon_i2c_chan *ddc_bus;
 496         /* some systems have an hdmi and vga port with a shared ddc line */
 497         bool shared_ddc;
 498         bool use_digital;
 499         /* we need to mind the EDID between detect
 500            and get modes due to analog/digital/tvencoder */
 501         struct edid *edid;
 502         void *con_priv;
 503         bool dac_load_detect;
 504         bool detected_by_load; /* if the connection status was determined by load */
 505         uint16_t connector_object_id;
 506         struct radeon_hpd hpd;
 507         struct radeon_router router;
 508         struct radeon_i2c_chan *router_bus;
 509         enum radeon_connector_audio audio;
 510         enum radeon_connector_dither dither;
 511 };
 512
 513 struct radeon_framebuffer {
 514         struct drm_framebuffer base;
 515         struct drm_gem_object *obj;
 516 };
 517
 518 #define ENCODER_MODE_IS_DP(em) (((em) == ATOM_ENCODER_MODE_DP) || \
 519                                 ((em) == ATOM_ENCODER_MODE_DP_MST))
 520
 521 struct atom_clock_dividers {
 522         u32 post_div;
 523         union {
 524                 struct {
 525 #ifdef __BIG_ENDIAN
 526                         u32 reserved : 6;
 527                         u32 whole_fb_div : 12;
 528                         u32 frac_fb_div : 14;
 529 #else
 530                         u32 frac_fb_div : 14;
 531                         u32 whole_fb_div : 12;
 532                         u32 reserved : 6;
 533 #endif
 534                 };
 535                 u32 fb_div;
 536         };
 537         u32 ref_div;
 538         bool enable_post_div;
 539         bool enable_dithen;
 540         u32 vco_mode;
 541         u32 real_clock;
 542         /* added for CI */
 543         u32 post_divider;
 544         u32 flags;
 545 };
 546
 547 struct atom_mpll_param {
 548         union {
 549                 struct {
 550 #ifdef __BIG_ENDIAN
 551                         u32 reserved : 8;
 552                         u32 clkfrac : 12;
 553                         u32 clkf : 12;
 554 #else
 555                         u32 clkf : 12;
 556                         u32 clkfrac : 12;
 557                         u32 reserved : 8;
 558 #endif
 559                 };
 560                 u32 fb_div;
 561         };
 562         u32 post_div;
 563         u32 bwcntl;
 564         u32 dll_speed;
 565         u32 vco_mode;
 566         u32 yclk_sel;
 567         u32 qdr;
 568         u32 half_rate;
 569 };
 570
 571 #define MEM_TYPE_GDDR5  0x50
 572 #define MEM_TYPE_GDDR4  0x40
 573 #define MEM_TYPE_GDDR3  0x30
 574 #define MEM_TYPE_DDR2   0x20
 575 #define MEM_TYPE_GDDR1  0x10
 576 #define MEM_TYPE_DDR3   0xb0
 577 #define MEM_TYPE_MASK   0xf0
 578
 579 struct atom_memory_info {
 580         u8 mem_vendor;
 581         u8 mem_type;
 582 };
 583
 584 #define MAX_AC_TIMING_ENTRIES 16
 585
 586 struct atom_memory_clock_range_table
 587 {
 588         u8 num_entries;
 589         u8 rsv[3];
 590         u32 mclk[MAX_AC_TIMING_ENTRIES];
 591 };
 592
 593 #define VBIOS_MC_REGISTER_ARRAY_SIZE 32
 594 #define VBIOS_MAX_AC_TIMING_ENTRIES 20
 595
 596 struct atom_mc_reg_entry {
 597         u32 mclk_max;
 598         u32 mc_data[VBIOS_MC_REGISTER_ARRAY_SIZE];
 599 };
 600
 601 struct atom_mc_register_address {
 602         u16 s1;
 603         u8 pre_reg_data;
 604 };
 605
 606 struct atom_mc_reg_table {
 607         u8 last;
 608         u8 num_entries;
 609         struct atom_mc_reg_entry mc_reg_table_entry[VBIOS_MAX_AC_TIMING_ENTRIES];
 610         struct atom_mc_register_address mc_reg_address[VBIOS_MC_REGISTER_ARRAY_SIZE];
 611 };
 612
 613 #define MAX_VOLTAGE_ENTRIES 32
 614
 615 struct atom_voltage_table_entry
 616 {
 617         u16 value;
 618         u32 smio_low;
 619 };
 620
 621 struct atom_voltage_table
 622 {
 623         u32 count;
 624         u32 mask_low;
 625         u32 phase_delay;
 626         struct atom_voltage_table_entry entries[MAX_VOLTAGE_ENTRIES];
 627 };
 628
 629
 630 extern void
 631 radeon_add_atom_connector(struct drm_device *dev,
 632                           uint32_t connector_id,
 633                           uint32_t supported_device,
 634                           int connector_type,
 635                           struct radeon_i2c_bus_rec *i2c_bus,
 636                           uint32_t igp_lane_info,
 637                           uint16_t connector_object_id,
 638                           struct radeon_hpd *hpd,
 639                           struct radeon_router *router);
 640 extern void
 641 radeon_add_legacy_connector(struct drm_device *dev,
 642                             uint32_t connector_id,
 643                             uint32_t supported_device,
 644                             int connector_type,
 645                             struct radeon_i2c_bus_rec *i2c_bus,
 646                             uint16_t connector_object_id,
 647                             struct radeon_hpd *hpd);
 648 extern uint32_t
 649 radeon_get_encoder_enum(struct drm_device *dev, uint32_t supported_device,
 650                         uint8_t dac);
 651 extern void radeon_link_encoder_connector(struct drm_device *dev);
 652
 653 extern enum radeon_tv_std
 654 radeon_combios_get_tv_info(struct radeon_device *rdev);
 655 extern enum radeon_tv_std
 656 radeon_atombios_get_tv_info(struct radeon_device *rdev);
 657 extern void radeon_atombios_get_default_voltages(struct radeon_device *rdev,
 658                                                  u16 *vddc, u16 *vddci, u16 *mvdd);
 659
 660 extern void
 661 radeon_combios_connected_scratch_regs(struct drm_connector *connector,
 662                                       struct drm_encoder *encoder,
 663                                       bool connected);
 664 extern void
 665 radeon_atombios_connected_scratch_regs(struct drm_connector *connector,
 666                                        struct drm_encoder *encoder,
 667                                        bool connected);
 668
 669 extern struct drm_connector *
 670 radeon_get_connector_for_encoder(struct drm_encoder *encoder);
 671 extern struct drm_connector *
 672 radeon_get_connector_for_encoder_init(struct drm_encoder *encoder);
 673 extern bool radeon_dig_monitor_is_duallink(struct drm_encoder *encoder,
 674                                     u32 pixel_clock);
 675
 676 extern u16 radeon_encoder_get_dp_bridge_encoder_id(struct drm_encoder *encoder);
 677 extern u16 radeon_connector_encoder_get_dp_bridge_encoder_id(struct drm_connector *connector);
 678 extern bool radeon_connector_encoder_is_hbr2(struct drm_connector *connector);
 679 extern bool radeon_connector_is_dp12_capable(struct drm_connector *connector);
 680 extern int radeon_get_monitor_bpc(struct drm_connector *connector);
 681
 682 extern void radeon_connector_hotplug(struct drm_connector *connector);
 683 extern int radeon_dp_mode_valid_helper(struct drm_connector *connector,
 684                                        struct drm_display_mode *mode);
 685 extern void radeon_dp_set_link_config(struct drm_connector *connector,
 686                                       const struct drm_display_mode *mode);
 687 extern void radeon_dp_link_train(struct drm_encoder *encoder,
 688                                  struct drm_connector *connector);
 689 extern bool radeon_dp_needs_link_train(struct radeon_connector *radeon_connector);
 690 extern u8 radeon_dp_getsinktype(struct radeon_connector *radeon_connector);
 691 extern bool radeon_dp_getdpcd(struct radeon_connector *radeon_connector);
 692 extern int radeon_dp_get_panel_mode(struct drm_encoder *encoder,
 693                                     struct drm_connector *connector);
 694 extern void radeon_dp_set_rx_power_state(struct drm_connector *connector,
 695                                          u8 power_state);
 696 extern void radeon_dp_aux_init(struct radeon_connector *radeon_connector);
 697 extern void atombios_dig_encoder_setup(struct drm_encoder *encoder, int action, int panel_mode);
 698 extern void radeon_atom_encoder_init(struct radeon_device *rdev);
 699 extern void radeon_atom_disp_eng_pll_init(struct radeon_device *rdev);
 700 extern void atombios_dig_transmitter_setup(struct drm_encoder *encoder,
 701                                            int action, uint8_t lane_num,
 702                                            uint8_t lane_set);
 703 extern void radeon_atom_ext_encoder_setup_ddc(struct drm_encoder *encoder);
 704 extern struct drm_encoder *radeon_get_external_encoder(struct drm_encoder *encoder);
 705 extern int radeon_dp_i2c_aux_ch(struct i2c_adapter *adapter, int mode,
 706                                 u8 write_byte, u8 *read_byte);
 707 void radeon_atom_copy_swap(u8 *dst, u8 *src, u8 num_bytes, bool to_le);
 708
 709 extern void radeon_i2c_init(struct radeon_device *rdev);
 710 extern void radeon_i2c_fini(struct radeon_device *rdev);
 711 extern void radeon_combios_i2c_init(struct radeon_device *rdev);
 712 extern void radeon_atombios_i2c_init(struct radeon_device *rdev);
 713 extern void radeon_i2c_add(struct radeon_device *rdev,
 714                            struct radeon_i2c_bus_rec *rec,
 715                            const char *name);
 716 extern struct radeon_i2c_chan *radeon_i2c_lookup(struct radeon_device *rdev,
 717                                                  struct radeon_i2c_bus_rec *i2c_bus);
 718 extern struct radeon_i2c_chan *radeon_i2c_create_dp(struct drm_device *dev,
 719                                                     struct radeon_i2c_bus_rec *rec,
 720                                                     const char *name);
 721 extern struct radeon_i2c_chan *radeon_i2c_create(struct drm_device *dev,
 722                                                  struct radeon_i2c_bus_rec *rec,
 723                                                  const char *name);
 724 extern void radeon_i2c_destroy(struct radeon_i2c_chan *i2c);
 725 extern void radeon_i2c_get_byte(struct radeon_i2c_chan *i2c_bus,
 726                                 u8 slave_addr,
 727                                 u8 addr,
 728                                 u8 *val);
 729 extern void radeon_i2c_put_byte(struct radeon_i2c_chan *i2c,
 730                                 u8 slave_addr,
 731                                 u8 addr,
 732                                 u8 val);
 733 extern void radeon_router_select_ddc_port(struct radeon_connector *radeon_connector);
 734 extern void radeon_router_select_cd_port(struct radeon_connector *radeon_connector);
 735 extern bool radeon_ddc_probe(struct radeon_connector *radeon_connector, bool use_aux);
 736 extern int radeon_ddc_get_modes(struct radeon_connector *radeon_connector);
 737
 738 extern struct drm_encoder *radeon_best_encoder(struct drm_connector *connector);
 739
 740 extern bool radeon_atombios_get_ppll_ss_info(struct radeon_device *rdev,
 741                                              struct radeon_atom_ss *ss,
 742                                              int id);
 743 extern bool radeon_atombios_get_asic_ss_info(struct radeon_device *rdev,
 744                                              struct radeon_atom_ss *ss,
 745                                              int id, u32 clock);
 746
 747 extern void radeon_compute_pll_legacy(struct radeon_pll *pll,
 748                                       uint64_t freq,
 749                                       uint32_t *dot_clock_p,
 750                                       uint32_t *fb_div_p,
 751                                       uint32_t *frac_fb_div_p,
 752                                       uint32_t *ref_div_p,
 753                                       uint32_t *post_div_p);
 754
 755 extern void radeon_compute_pll_avivo(struct radeon_pll *pll,
 756                                      u32 freq,
 757                                      u32 *dot_clock_p,
 758                                      u32 *fb_div_p,
 759                                      u32 *frac_fb_div_p,
 760                                      u32 *ref_div_p,
 761                                      u32 *post_div_p);
 762
 763 extern void radeon_setup_encoder_clones(struct drm_device *dev);
 764
 765 struct drm_encoder *radeon_encoder_legacy_lvds_add(struct drm_device *dev, int bios_index);
 766 struct drm_encoder *radeon_encoder_legacy_primary_dac_add(struct drm_device *dev, int bios_index, int with_tv);
 767 struct drm_encoder *radeon_encoder_legacy_tv_dac_add(struct drm_device *dev, int bios_index, int with_tv);
 768 struct drm_encoder *radeon_encoder_legacy_tmds_int_add(struct drm_device *dev, int bios_index);
 769 struct drm_encoder *radeon_encoder_legacy_tmds_ext_add(struct drm_device *dev, int bios_index);
 770 extern void atombios_dvo_setup(struct drm_encoder *encoder, int action);
 771 extern void atombios_digital_setup(struct drm_encoder *encoder, int action);
 772 extern int atombios_get_encoder_mode(struct drm_encoder *encoder);
 773 extern bool atombios_set_edp_panel_power(struct drm_connector *connector, int action);
 774 extern void radeon_encoder_set_active_device(struct drm_encoder *encoder);
 775
 776 extern void radeon_crtc_load_lut(struct drm_crtc *crtc);
 777 extern int atombios_crtc_set_base(struct drm_crtc *crtc, int x, int y,
 778                                    struct drm_framebuffer *old_fb);
 779 extern int atombios_crtc_set_base_atomic(struct drm_crtc *crtc,
 780                                          struct drm_framebuffer *fb,
 781                                          int x, int y,
 782                                          enum mode_set_atomic state);
 783 extern int atombios_crtc_mode_set(struct drm_crtc *crtc,
 784                                    struct drm_display_mode *mode,
 785                                    struct drm_display_mode *adjusted_mode,
 786                                    int x, int y,
 787                                    struct drm_framebuffer *old_fb);
 788 extern void atombios_crtc_dpms(struct drm_crtc *crtc, int mode);
 789
 790 extern int radeon_crtc_set_base(struct drm_crtc *crtc, int x, int y,
 791                                  struct drm_framebuffer *old_fb);
 792 extern int radeon_crtc_set_base_atomic(struct drm_crtc *crtc,
 793                                        struct drm_framebuffer *fb,
 794                                        int x, int y,
 795                                        enum mode_set_atomic state);
 796 extern int radeon_crtc_do_set_base(struct drm_crtc *crtc,
 797                                    struct drm_framebuffer *fb,
 798                                    int x, int y, int atomic);
 799 extern int radeon_crtc_cursor_set(struct drm_crtc *crtc,
 800                                   struct drm_file *file_priv,
 801                                   uint32_t handle,
 802                                   uint32_t width,
 803                                   uint32_t height);
 804 extern int radeon_crtc_cursor_move(struct drm_crtc *crtc,
 805                                    int x, int y);
 806
 807 extern int radeon_get_crtc_scanoutpos(struct drm_device *dev, int crtc,
 808                                       unsigned int flags,
 809                                       int *vpos, int *hpos, ktime_t *stime,
 810                                       ktime_t *etime);
 811
 812 extern bool radeon_combios_check_hardcoded_edid(struct radeon_device *rdev);
 813 extern struct edid *
 814 radeon_bios_get_hardcoded_edid(struct radeon_device *rdev);
 815 extern bool radeon_atom_get_clock_info(struct drm_device *dev);
 816 extern bool radeon_combios_get_clock_info(struct drm_device *dev);
 817 extern struct radeon_encoder_atom_dig *
 818 radeon_atombios_get_lvds_info(struct radeon_encoder *encoder);
 819 extern bool radeon_atombios_get_tmds_info(struct radeon_encoder *encoder,
 820                                           struct radeon_encoder_int_tmds *tmds);
 821 extern bool radeon_legacy_get_tmds_info_from_combios(struct radeon_encoder *encoder,
 822                                                      struct radeon_encoder_int_tmds *tmds);
 823 extern bool radeon_legacy_get_tmds_info_from_table(struct radeon_encoder *encoder,
 824                                                    struct radeon_encoder_int_tmds *tmds);
 825 extern bool radeon_legacy_get_ext_tmds_info_from_combios(struct radeon_encoder *encoder,
 826                                                          struct radeon_encoder_ext_tmds *tmds);
 827 extern bool radeon_legacy_get_ext_tmds_info_from_table(struct radeon_encoder *encoder,
 828                                                        struct radeon_encoder_ext_tmds *tmds);
 829 extern struct radeon_encoder_primary_dac *
 830 radeon_atombios_get_primary_dac_info(struct radeon_encoder *encoder);
 831 extern struct radeon_encoder_tv_dac *
 832 radeon_atombios_get_tv_dac_info(struct radeon_encoder *encoder);
 833 extern struct radeon_encoder_lvds *
 834 radeon_combios_get_lvds_info(struct radeon_encoder *encoder);
 835 extern void radeon_combios_get_ext_tmds_info(struct radeon_encoder *encoder);
 836 extern struct radeon_encoder_tv_dac *
 837 radeon_combios_get_tv_dac_info(struct radeon_encoder *encoder);
 838 extern struct radeon_encoder_primary_dac *
 839 radeon_combios_get_primary_dac_info(struct radeon_encoder *encoder);
 840 extern bool radeon_combios_external_tmds_setup(struct drm_encoder *encoder);
 841 extern void radeon_external_tmds_setup(struct drm_encoder *encoder);
 842 extern void radeon_combios_output_lock(struct drm_encoder *encoder, bool lock);
 843 extern void radeon_combios_initialize_bios_scratch_regs(struct drm_device *dev);
 844 extern void radeon_atom_output_lock(struct drm_encoder *encoder, bool lock);
 845 extern void radeon_atom_initialize_bios_scratch_regs(struct drm_device *dev);
 846 extern void radeon_save_bios_scratch_regs(struct radeon_device *rdev);
 847 extern void radeon_restore_bios_scratch_regs(struct radeon_device *rdev);
 848 extern void
 849 radeon_atombios_encoder_crtc_scratch_regs(struct drm_encoder *encoder, int crtc);
 850 extern void
 851 radeon_atombios_encoder_dpms_scratch_regs(struct drm_encoder *encoder, bool on);
 852 extern void
 853 radeon_combios_encoder_crtc_scratch_regs(struct drm_encoder *encoder, int crtc);
 854 extern void
 855 radeon_combios_encoder_dpms_scratch_regs(struct drm_encoder *encoder, bool on);
 856 extern void radeon_crtc_fb_gamma_set(struct drm_crtc *crtc, u16 red, u16 green,
 857                                      u16 blue, int regno);
 858 extern void radeon_crtc_fb_gamma_get(struct drm_crtc *crtc, u16 *red, u16 *green,
 859                                      u16 *blue, int regno);
 860 int radeon_framebuffer_init(struct drm_device *dev,
 861                              struct radeon_framebuffer *rfb,
 862                              struct drm_mode_fb_cmd2 *mode_cmd,
 863                              struct drm_gem_object *obj);
 864
 865 int radeonfb_remove(struct drm_device *dev, struct drm_framebuffer *fb);
 866 bool radeon_get_legacy_connector_info_from_bios(struct drm_device *dev);
 867 bool radeon_get_legacy_connector_info_from_table(struct drm_device *dev);
 868 void radeon_atombios_init_crtc(struct drm_device *dev,
 869                                struct radeon_crtc *radeon_crtc);
 870 void radeon_legacy_init_crtc(struct drm_device *dev,
 871                              struct radeon_crtc *radeon_crtc);
 872
 873 void radeon_get_clock_info(struct drm_device *dev);
 874
 875 extern bool radeon_get_atom_connector_info_from_object_table(struct drm_device *dev);
 876 extern bool radeon_get_atom_connector_info_from_supported_devices_table(struct drm_device *dev);
 877
 878 void radeon_enc_destroy(struct drm_encoder *encoder);
 879 void radeon_copy_fb(struct drm_device *dev, struct drm_gem_object *dst_obj);
 880 void radeon_combios_asic_init(struct drm_device *dev);
 881 bool radeon_crtc_scaling_mode_fixup(struct drm_crtc *crtc,
 882                                         const struct drm_display_mode *mode,
 883                                         struct drm_display_mode *adjusted_mode);
 884 void radeon_panel_mode_fixup(struct drm_encoder *encoder,
 885                              struct drm_display_mode *adjusted_mode);
 886 void atom_rv515_force_tv_scaler(struct radeon_device *rdev, struct radeon_crtc *radeon_crtc);
 887
 888 /* legacy tv */
 889 void radeon_legacy_tv_adjust_crtc_reg(struct drm_encoder *encoder,
 890                                       uint32_t *h_total_disp, uint32_t *h_sync_strt_wid,
 891                                       uint32_t *v_total_disp, uint32_t *v_sync_strt_wid);
 892 void radeon_legacy_tv_adjust_pll1(struct drm_encoder *encoder,
 893                                   uint32_t *htotal_cntl, uint32_t *ppll_ref_div,
 894                                   uint32_t *ppll_div_3, uint32_t *pixclks_cntl);
 895 void radeon_legacy_tv_adjust_pll2(struct drm_encoder *encoder,
 896                                   uint32_t *htotal2_cntl, uint32_t *p2pll_ref_div,
 897                                   uint32_t *p2pll_div_0, uint32_t *pixclks_cntl);
 898 void radeon_legacy_tv_mode_set(struct drm_encoder *encoder,
 899                                struct drm_display_mode *mode,
 900                                struct drm_display_mode *adjusted_mode);
 901
 902 /* fmt blocks */
 903 void avivo_program_fmt(struct drm_encoder *encoder);
 904 void dce3_program_fmt(struct drm_encoder *encoder);
 905 void dce4_program_fmt(struct drm_encoder *encoder);
 906 void dce8_program_fmt(struct drm_encoder *encoder);
 907
 908 /* fbdev layer */
 909 int radeon_fbdev_init(struct radeon_device *rdev);
 910 void radeon_fbdev_fini(struct radeon_device *rdev);
 911 void radeon_fbdev_set_suspend(struct radeon_device *rdev, int state);
 912 int radeon_fbdev_total_size(struct radeon_device *rdev);
 913 bool radeon_fbdev_robj_is_fb(struct radeon_device *rdev, struct radeon_bo *robj);
 914
 915 void radeon_fb_output_poll_changed(struct radeon_device *rdev);
 916
 917 void radeon_crtc_handle_flip(struct radeon_device *rdev, int crtc_id);
 918
 919 int radeon_align_pitch(struct radeon_device *rdev, int width, int bpp, bool tiled);
 920 #endif