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_crtc.h>
  34 #include <drm_mode.h>
  35 #include <drm_edid.h>
  36 #include <drm_dp_helper.h>
  37 #include <linux/i2c.h>
  38 #include <linux/i2c-id.h>
  39 #include <linux/i2c-algo-bit.h>
  40 #include "radeon_fixed.h"
  41
  42 struct radeon_bo;
  43 struct 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
  50 enum radeon_rmx_type {
  51         RMX_OFF,
  52         RMX_FULL,
  53         RMX_CENTER,
  54         RMX_ASPECT
  55 };
  56
  57 enum 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
  69 /* radeon gpio-based i2c
  70  * 1. "mask" reg and bits
  71  *    grabs the gpio pins for software use
  72  *    0=not held  1=held
  73  * 2. "a" reg and bits
  74  *    output pin value
  75  *    0=low 1=high
  76  * 3. "en" reg and bits
  77  *    sets the pin direction
  78  *    0=input 1=output
  79  * 4. "y" reg and bits
  80  *    input pin value
  81  *    0=low 1=high
  82  */
  83 struct radeon_i2c_bus_rec {
  84         bool valid;
  85         /* id used by atom */
  86         uint8_t i2c_id;
  87         /* id used by atom */
  88         uint8_t hpd_id;
  89         /* can be used with hw i2c engine */
  90         bool hw_capable;
  91         /* uses multi-media i2c engine */
  92         bool mm_i2c;
  93         /* regs and bits */
  94         uint32_t mask_clk_reg;
  95         uint32_t mask_data_reg;
  96         uint32_t a_clk_reg;
  97         uint32_t a_data_reg;
  98         uint32_t en_clk_reg;
  99         uint32_t en_data_reg;
 100         uint32_t y_clk_reg;
 101         uint32_t y_data_reg;
 102         uint32_t mask_clk_mask;
 103         uint32_t mask_data_mask;
 104         uint32_t a_clk_mask;
 105         uint32_t a_data_mask;
 106         uint32_t en_clk_mask;
 107         uint32_t en_data_mask;
 108         uint32_t y_clk_mask;
 109         uint32_t y_data_mask;
 110 };
 111
 112 struct radeon_tmds_pll {
 113     uint32_t freq;
 114     uint32_t value;
 115 };
 116
 117 #define RADEON_MAX_BIOS_CONNECTOR 16
 118
 119 /* pll flags */
 120 #define RADEON_PLL_USE_BIOS_DIVS        (1 << 0)
 121 #define RADEON_PLL_NO_ODD_POST_DIV      (1 << 1)
 122 #define RADEON_PLL_USE_REF_DIV          (1 << 2)
 123 #define RADEON_PLL_LEGACY               (1 << 3)
 124 #define RADEON_PLL_PREFER_LOW_REF_DIV   (1 << 4)
 125 #define RADEON_PLL_PREFER_HIGH_REF_DIV  (1 << 5)
 126 #define RADEON_PLL_PREFER_LOW_FB_DIV    (1 << 6)
 127 #define RADEON_PLL_PREFER_HIGH_FB_DIV   (1 << 7)
 128 #define RADEON_PLL_PREFER_LOW_POST_DIV  (1 << 8)
 129 #define RADEON_PLL_PREFER_HIGH_POST_DIV (1 << 9)
 130 #define RADEON_PLL_USE_FRAC_FB_DIV      (1 << 10)
 131 #define RADEON_PLL_PREFER_CLOSEST_LOWER (1 << 11)
 132 #define RADEON_PLL_USE_POST_DIV         (1 << 12)
 133 #define RADEON_PLL_IS_LCD               (1 << 13)
 134
 135 /* pll algo */
 136 enum radeon_pll_algo {
 137         PLL_ALGO_LEGACY,
 138         PLL_ALGO_NEW
 139 };
 140
 141 struct radeon_pll {
 142         /* reference frequency */
 143         uint32_t reference_freq;
 144
 145         /* fixed dividers */
 146         uint32_t reference_div;
 147         uint32_t post_div;
 148
 149         /* pll in/out limits */
 150         uint32_t pll_in_min;
 151         uint32_t pll_in_max;
 152         uint32_t pll_out_min;
 153         uint32_t pll_out_max;
 154         uint32_t lcd_pll_out_min;
 155         uint32_t lcd_pll_out_max;
 156         uint32_t best_vco;
 157
 158         /* divider limits */
 159         uint32_t min_ref_div;
 160         uint32_t max_ref_div;
 161         uint32_t min_post_div;
 162         uint32_t max_post_div;
 163         uint32_t min_feedback_div;
 164         uint32_t max_feedback_div;
 165         uint32_t min_frac_feedback_div;
 166         uint32_t max_frac_feedback_div;
 167
 168         /* flags for the current clock */
 169         uint32_t flags;
 170
 171         /* pll id */
 172         uint32_t id;
 173         /* pll algo */
 174         enum radeon_pll_algo algo;
 175 };
 176
 177 struct radeon_i2c_chan {
 178         struct i2c_adapter adapter;
 179         struct drm_device *dev;
 180         union {
 181                 struct i2c_algo_bit_data bit;
 182                 struct i2c_algo_dp_aux_data dp;
 183         } algo;
 184         struct radeon_i2c_bus_rec rec;
 185 };
 186
 187 /* mostly for macs, but really any system without connector tables */
 188 enum radeon_connector_table {
 189         CT_NONE,
 190         CT_GENERIC,
 191         CT_IBOOK,
 192         CT_POWERBOOK_EXTERNAL,
 193         CT_POWERBOOK_INTERNAL,
 194         CT_POWERBOOK_VGA,
 195         CT_MINI_EXTERNAL,
 196         CT_MINI_INTERNAL,
 197         CT_IMAC_G5_ISIGHT,
 198         CT_EMAC,
 199 };
 200
 201 enum radeon_dvo_chip {
 202         DVO_SIL164,
 203         DVO_SIL1178,
 204 };
 205
 206 struct radeon_fbdev;
 207
 208 struct radeon_mode_info {
 209         struct atom_context *atom_context;
 210         struct card_info *atom_card_info;
 211         enum radeon_connector_table connector_table;
 212         bool mode_config_initialized;
 213         struct radeon_crtc *crtcs[6];
 214         /* DVI-I properties */
 215         struct drm_property *coherent_mode_property;
 216         /* DAC enable load detect */
 217         struct drm_property *load_detect_property;
 218         /* TV standard load detect */
 219         struct drm_property *tv_std_property;
 220         /* legacy TMDS PLL detect */
 221         struct drm_property *tmds_pll_property;
 222         /* hardcoded DFP edid from BIOS */
 223         struct edid *bios_hardcoded_edid;
 224
 225         /* pointer to fbdev info structure */
 226         struct radeon_fbdev *rfbdev;
 227 };
 228
 229 #define MAX_H_CODE_TIMING_LEN 32
 230 #define MAX_V_CODE_TIMING_LEN 32
 231
 232 /* need to store these as reading
 233    back code tables is excessive */
 234 struct radeon_tv_regs {
 235         uint32_t tv_uv_adr;
 236         uint32_t timing_cntl;
 237         uint32_t hrestart;
 238         uint32_t vrestart;
 239         uint32_t frestart;
 240         uint16_t h_code_timing[MAX_H_CODE_TIMING_LEN];
 241         uint16_t v_code_timing[MAX_V_CODE_TIMING_LEN];
 242 };
 243
 244 struct radeon_crtc {
 245         struct drm_crtc base;
 246         int crtc_id;
 247         u16 lut_r[256], lut_g[256], lut_b[256];
 248         bool enabled;
 249         bool can_tile;
 250         uint32_t crtc_offset;
 251         struct drm_gem_object *cursor_bo;
 252         uint64_t cursor_addr;
 253         int cursor_width;
 254         int cursor_height;
 255         uint32_t legacy_display_base_addr;
 256         uint32_t legacy_cursor_offset;
 257         enum radeon_rmx_type rmx_type;
 258         fixed20_12 vsc;
 259         fixed20_12 hsc;
 260         struct drm_display_mode native_mode;
 261         int pll_id;
 262 };
 263
 264 struct radeon_encoder_primary_dac {
 265         /* legacy primary dac */
 266         uint32_t ps2_pdac_adj;
 267 };
 268
 269 struct radeon_encoder_lvds {
 270         /* legacy lvds */
 271         uint16_t panel_vcc_delay;
 272         uint8_t  panel_pwr_delay;
 273         uint8_t  panel_digon_delay;
 274         uint8_t  panel_blon_delay;
 275         uint16_t panel_ref_divider;
 276         uint8_t  panel_post_divider;
 277         uint16_t panel_fb_divider;
 278         bool     use_bios_dividers;
 279         uint32_t lvds_gen_cntl;
 280         /* panel mode */
 281         struct drm_display_mode native_mode;
 282 };
 283
 284 struct radeon_encoder_tv_dac {
 285         /* legacy tv dac */
 286         uint32_t ps2_tvdac_adj;
 287         uint32_t ntsc_tvdac_adj;
 288         uint32_t pal_tvdac_adj;
 289
 290         int               h_pos;
 291         int               v_pos;
 292         int               h_size;
 293         int               supported_tv_stds;
 294         bool              tv_on;
 295         enum radeon_tv_std tv_std;
 296         struct radeon_tv_regs tv;
 297 };
 298
 299 struct radeon_encoder_int_tmds {
 300         /* legacy int tmds */
 301         struct radeon_tmds_pll tmds_pll[4];
 302 };
 303
 304 struct radeon_encoder_ext_tmds {
 305         /* tmds over dvo */
 306         struct radeon_i2c_chan *i2c_bus;
 307         uint8_t slave_addr;
 308         enum radeon_dvo_chip dvo_chip;
 309 };
 310
 311 /* spread spectrum */
 312 struct radeon_atom_ss {
 313         uint16_t percentage;
 314         uint8_t type;
 315         uint8_t step;
 316         uint8_t delay;
 317         uint8_t range;
 318         uint8_t refdiv;
 319 };
 320
 321 struct radeon_encoder_atom_dig {
 322         /* atom dig */
 323         bool coherent_mode;
 324         int dig_encoder; /* -1 disabled, 0 DIGA, 1 DIGB */
 325         /* atom lvds */
 326         uint32_t lvds_misc;
 327         uint16_t panel_pwr_delay;
 328         enum radeon_pll_algo pll_algo;
 329         struct radeon_atom_ss *ss;
 330         /* panel mode */
 331         struct drm_display_mode native_mode;
 332 };
 333
 334 struct radeon_encoder_atom_dac {
 335         enum radeon_tv_std tv_std;
 336 };
 337
 338 struct radeon_encoder {
 339         struct drm_encoder base;
 340         uint32_t encoder_id;
 341         uint32_t devices;
 342         uint32_t active_device;
 343         uint32_t flags;
 344         uint32_t pixel_clock;
 345         enum radeon_rmx_type rmx_type;
 346         struct drm_display_mode native_mode;
 347         void *enc_priv;
 348         int audio_polling_active;
 349         int hdmi_offset;
 350         int hdmi_config_offset;
 351         int hdmi_audio_workaround;
 352         int hdmi_buffer_status;
 353 };
 354
 355 struct radeon_connector_atom_dig {
 356         uint32_t igp_lane_info;
 357         bool linkb;
 358         /* displayport */
 359         struct radeon_i2c_chan *dp_i2c_bus;
 360         u8 dpcd[8];
 361         u8 dp_sink_type;
 362         int dp_clock;
 363         int dp_lane_count;
 364 };
 365
 366 struct radeon_gpio_rec {
 367         bool valid;
 368         u8 id;
 369         u32 reg;
 370         u32 mask;
 371 };
 372
 373 enum radeon_hpd_id {
 374         RADEON_HPD_NONE = 0,
 375         RADEON_HPD_1,
 376         RADEON_HPD_2,
 377         RADEON_HPD_3,
 378         RADEON_HPD_4,
 379         RADEON_HPD_5,
 380         RADEON_HPD_6,
 381 };
 382
 383 struct radeon_hpd {
 384         enum radeon_hpd_id hpd;
 385         u8 plugged_state;
 386         struct radeon_gpio_rec gpio;
 387 };
 388
 389 struct radeon_connector {
 390         struct drm_connector base;
 391         uint32_t connector_id;
 392         uint32_t devices;
 393         struct radeon_i2c_chan *ddc_bus;
 394         /* some systems have a an hdmi and vga port with a shared ddc line */
 395         bool shared_ddc;
 396         bool use_digital;
 397         /* we need to mind the EDID between detect
 398            and get modes due to analog/digital/tvencoder */
 399         struct edid *edid;
 400         void *con_priv;
 401         bool dac_load_detect;
 402         uint16_t connector_object_id;
 403         struct radeon_hpd hpd;
 404 };
 405
 406 struct radeon_framebuffer {
 407         struct drm_framebuffer base;
 408         struct drm_gem_object *obj;
 409 };
 410
 411 extern enum radeon_tv_std
 412 radeon_combios_get_tv_info(struct radeon_device *rdev);
 413 extern enum radeon_tv_std
 414 radeon_atombios_get_tv_info(struct radeon_device *rdev);
 415
 416 extern void radeon_connector_hotplug(struct drm_connector *connector);
 417 extern bool radeon_dp_needs_link_train(struct radeon_connector *radeon_connector);
 418 extern int radeon_dp_mode_valid_helper(struct radeon_connector *radeon_connector,
 419                                        struct drm_display_mode *mode);
 420 extern void radeon_dp_set_link_config(struct drm_connector *connector,
 421                                       struct drm_display_mode *mode);
 422 extern void dp_link_train(struct drm_encoder *encoder,
 423                           struct drm_connector *connector);
 424 extern u8 radeon_dp_getsinktype(struct radeon_connector *radeon_connector);
 425 extern bool radeon_dp_getdpcd(struct radeon_connector *radeon_connector);
 426 extern void atombios_dig_encoder_setup(struct drm_encoder *encoder, int action);
 427 extern void atombios_dig_transmitter_setup(struct drm_encoder *encoder,
 428                                            int action, uint8_t lane_num,
 429                                            uint8_t lane_set);
 430 extern int radeon_dp_i2c_aux_ch(struct i2c_adapter *adapter, int mode,
 431                                 uint8_t write_byte, uint8_t *read_byte);
 432
 433 extern struct radeon_i2c_chan *radeon_i2c_create_dp(struct drm_device *dev,
 434                                                     struct radeon_i2c_bus_rec *rec,
 435                                                     const char *name);
 436 extern struct radeon_i2c_chan *radeon_i2c_create(struct drm_device *dev,
 437                                                  struct radeon_i2c_bus_rec *rec,
 438                                                  const char *name);
 439 extern void radeon_i2c_destroy(struct radeon_i2c_chan *i2c);
 440 extern void radeon_i2c_get_byte(struct radeon_i2c_chan *i2c_bus,
 441                                 u8 slave_addr,
 442                                 u8 addr,
 443                                 u8 *val);
 444 extern void radeon_i2c_put_byte(struct radeon_i2c_chan *i2c,
 445                                 u8 slave_addr,
 446                                 u8 addr,
 447                                 u8 val);
 448 extern bool radeon_ddc_probe(struct radeon_connector *radeon_connector);
 449 extern int radeon_ddc_get_modes(struct radeon_connector *radeon_connector);
 450
 451 extern struct drm_encoder *radeon_best_encoder(struct drm_connector *connector);
 452
 453 extern void radeon_compute_pll(struct radeon_pll *pll,
 454                                uint64_t freq,
 455                                uint32_t *dot_clock_p,
 456                                uint32_t *fb_div_p,
 457                                uint32_t *frac_fb_div_p,
 458                                uint32_t *ref_div_p,
 459                                uint32_t *post_div_p);
 460
 461 extern void radeon_setup_encoder_clones(struct drm_device *dev);
 462
 463 struct drm_encoder *radeon_encoder_legacy_lvds_add(struct drm_device *dev, int bios_index);
 464 struct drm_encoder *radeon_encoder_legacy_primary_dac_add(struct drm_device *dev, int bios_index, int with_tv);
 465 struct drm_encoder *radeon_encoder_legacy_tv_dac_add(struct drm_device *dev, int bios_index, int with_tv);
 466 struct drm_encoder *radeon_encoder_legacy_tmds_int_add(struct drm_device *dev, int bios_index);
 467 struct drm_encoder *radeon_encoder_legacy_tmds_ext_add(struct drm_device *dev, int bios_index);
 468 extern void atombios_external_tmds_setup(struct drm_encoder *encoder, int action);
 469 extern void atombios_digital_setup(struct drm_encoder *encoder, int action);
 470 extern int atombios_get_encoder_mode(struct drm_encoder *encoder);
 471 extern void radeon_encoder_set_active_device(struct drm_encoder *encoder);
 472
 473 extern void radeon_crtc_load_lut(struct drm_crtc *crtc);
 474 extern int atombios_crtc_set_base(struct drm_crtc *crtc, int x, int y,
 475                                    struct drm_framebuffer *old_fb);
 476 extern int atombios_crtc_mode_set(struct drm_crtc *crtc,
 477                                    struct drm_display_mode *mode,
 478                                    struct drm_display_mode *adjusted_mode,
 479                                    int x, int y,
 480                                    struct drm_framebuffer *old_fb);
 481 extern void atombios_crtc_dpms(struct drm_crtc *crtc, int mode);
 482
 483 extern int radeon_crtc_set_base(struct drm_crtc *crtc, int x, int y,
 484                                  struct drm_framebuffer *old_fb);
 485
 486 extern int radeon_crtc_cursor_set(struct drm_crtc *crtc,
 487                                   struct drm_file *file_priv,
 488                                   uint32_t handle,
 489                                   uint32_t width,
 490                                   uint32_t height);
 491 extern int radeon_crtc_cursor_move(struct drm_crtc *crtc,
 492                                    int x, int y);
 493
 494 extern bool radeon_combios_check_hardcoded_edid(struct radeon_device *rdev);
 495 extern struct edid *
 496 radeon_combios_get_hardcoded_edid(struct radeon_device *rdev);
 497 extern bool radeon_atom_get_clock_info(struct drm_device *dev);
 498 extern bool radeon_combios_get_clock_info(struct drm_device *dev);
 499 extern struct radeon_encoder_atom_dig *
 500 radeon_atombios_get_lvds_info(struct radeon_encoder *encoder);
 501 extern bool radeon_atombios_get_tmds_info(struct radeon_encoder *encoder,
 502                                           struct radeon_encoder_int_tmds *tmds);
 503 extern bool radeon_legacy_get_tmds_info_from_combios(struct radeon_encoder *encoder,
 504                                                      struct radeon_encoder_int_tmds *tmds);
 505 extern bool radeon_legacy_get_tmds_info_from_table(struct radeon_encoder *encoder,
 506                                                    struct radeon_encoder_int_tmds *tmds);
 507 extern bool radeon_legacy_get_ext_tmds_info_from_combios(struct radeon_encoder *encoder,
 508                                                          struct radeon_encoder_ext_tmds *tmds);
 509 extern bool radeon_legacy_get_ext_tmds_info_from_table(struct radeon_encoder *encoder,
 510                                                        struct radeon_encoder_ext_tmds *tmds);
 511 extern struct radeon_encoder_primary_dac *
 512 radeon_atombios_get_primary_dac_info(struct radeon_encoder *encoder);
 513 extern struct radeon_encoder_tv_dac *
 514 radeon_atombios_get_tv_dac_info(struct radeon_encoder *encoder);
 515 extern struct radeon_encoder_lvds *
 516 radeon_combios_get_lvds_info(struct radeon_encoder *encoder);
 517 extern void radeon_combios_get_ext_tmds_info(struct radeon_encoder *encoder);
 518 extern struct radeon_encoder_tv_dac *
 519 radeon_combios_get_tv_dac_info(struct radeon_encoder *encoder);
 520 extern struct radeon_encoder_primary_dac *
 521 radeon_combios_get_primary_dac_info(struct radeon_encoder *encoder);
 522 extern bool radeon_combios_external_tmds_setup(struct drm_encoder *encoder);
 523 extern void radeon_external_tmds_setup(struct drm_encoder *encoder);
 524 extern void radeon_combios_output_lock(struct drm_encoder *encoder, bool lock);
 525 extern void radeon_combios_initialize_bios_scratch_regs(struct drm_device *dev);
 526 extern void radeon_atom_output_lock(struct drm_encoder *encoder, bool lock);
 527 extern void radeon_atom_initialize_bios_scratch_regs(struct drm_device *dev);
 528 extern void radeon_save_bios_scratch_regs(struct radeon_device *rdev);
 529 extern void radeon_restore_bios_scratch_regs(struct radeon_device *rdev);
 530 extern void
 531 radeon_atombios_encoder_crtc_scratch_regs(struct drm_encoder *encoder, int crtc);
 532 extern void
 533 radeon_atombios_encoder_dpms_scratch_regs(struct drm_encoder *encoder, bool on);
 534 extern void
 535 radeon_combios_encoder_crtc_scratch_regs(struct drm_encoder *encoder, int crtc);
 536 extern void
 537 radeon_combios_encoder_dpms_scratch_regs(struct drm_encoder *encoder, bool on);
 538 extern void radeon_crtc_fb_gamma_set(struct drm_crtc *crtc, u16 red, u16 green,
 539                                      u16 blue, int regno);
 540 extern void radeon_crtc_fb_gamma_get(struct drm_crtc *crtc, u16 *red, u16 *green,
 541                                      u16 *blue, int regno);
 542 void radeon_framebuffer_init(struct drm_device *dev,
 543                              struct radeon_framebuffer *rfb,
 544                              struct drm_mode_fb_cmd *mode_cmd,
 545                              struct drm_gem_object *obj);
 546
 547 int radeonfb_remove(struct drm_device *dev, struct drm_framebuffer *fb);
 548 bool radeon_get_legacy_connector_info_from_bios(struct drm_device *dev);
 549 bool radeon_get_legacy_connector_info_from_table(struct drm_device *dev);
 550 void radeon_atombios_init_crtc(struct drm_device *dev,
 551                                struct radeon_crtc *radeon_crtc);
 552 void radeon_legacy_init_crtc(struct drm_device *dev,
 553                              struct radeon_crtc *radeon_crtc);
 554
 555 void radeon_get_clock_info(struct drm_device *dev);
 556
 557 extern bool radeon_get_atom_connector_info_from_object_table(struct drm_device *dev);
 558 extern bool radeon_get_atom_connector_info_from_supported_devices_table(struct drm_device *dev);
 559
 560 void radeon_enc_destroy(struct drm_encoder *encoder);
 561 void radeon_copy_fb(struct drm_device *dev, struct drm_gem_object *dst_obj);
 562 void radeon_combios_asic_init(struct drm_device *dev);
 563 extern int radeon_static_clocks_init(struct drm_device *dev);
 564 bool radeon_crtc_scaling_mode_fixup(struct drm_crtc *crtc,
 565                                         struct drm_display_mode *mode,
 566                                         struct drm_display_mode *adjusted_mode);
 567 void atom_rv515_force_tv_scaler(struct radeon_device *rdev, struct radeon_crtc *radeon_crtc);
 568
 569 /* legacy tv */
 570 void radeon_legacy_tv_adjust_crtc_reg(struct drm_encoder *encoder,
 571                                       uint32_t *h_total_disp, uint32_t *h_sync_strt_wid,
 572                                       uint32_t *v_total_disp, uint32_t *v_sync_strt_wid);
 573 void radeon_legacy_tv_adjust_pll1(struct drm_encoder *encoder,
 574                                   uint32_t *htotal_cntl, uint32_t *ppll_ref_div,
 575                                   uint32_t *ppll_div_3, uint32_t *pixclks_cntl);
 576 void radeon_legacy_tv_adjust_pll2(struct drm_encoder *encoder,
 577                                   uint32_t *htotal2_cntl, uint32_t *p2pll_ref_div,
 578                                   uint32_t *p2pll_div_0, uint32_t *pixclks_cntl);
 579 void radeon_legacy_tv_mode_set(struct drm_encoder *encoder,
 580                                struct drm_display_mode *mode,
 581                                struct drm_display_mode *adjusted_mode);
 582
 583 /* fbdev layer */
 584 int radeon_fbdev_init(struct radeon_device *rdev);
 585 void radeon_fbdev_fini(struct radeon_device *rdev);
 586 void radeon_fbdev_set_suspend(struct radeon_device *rdev, int state);
 587 int radeon_fbdev_total_size(struct radeon_device *rdev);
 588 bool radeon_fbdev_robj_is_fb(struct radeon_device *rdev, struct radeon_bo *robj);
 589
 590 void radeon_fb_output_poll_changed(struct radeon_device *rdev);
 591 #endif