1 /* 2 * Copyright 2007-8 Advanced Micro Devices, Inc. 3 * Copyright 2008 Red Hat Inc. 4 * 5 * Permission is hereby granted, free of charge, to any person obtaining a 6 * copy of this software and associated documentation files (the "Software"), 7 * to deal in the Software without restriction, including without limitation 8 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 9 * and/or sell copies of the Software, and to permit persons to whom the 10 * Software is furnished to do so, subject to the following conditions: 11 * 12 * The above copyright notice and this permission notice shall be included in 13 * all copies or substantial portions of the Software. 14 * 15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 18 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR 19 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 20 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 21 * OTHER DEALINGS IN THE SOFTWARE. 22 * 23 * Authors: Dave Airlie 24 * Alex Deucher 25 */ 26 #include <drm/drmP.h> 27 #include <drm/drm_crtc_helper.h> 28 #include <uapi_drm/radeon_drm.h> 29 #include "radeon.h" 30 #include "radeon_asic.h" 31 #include "atom.h" 32 #include <linux/delay.h> 33 34 static void radeon_legacy_encoder_disable(struct drm_encoder *encoder) 35 { 36 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); 37 const struct drm_encoder_helper_funcs *encoder_funcs; 38 39 encoder_funcs = encoder->helper_private; 40 encoder_funcs->dpms(encoder, DRM_MODE_DPMS_OFF); 41 radeon_encoder->active_device = 0; 42 } 43 44 static void radeon_legacy_lvds_update(struct drm_encoder *encoder, int mode) 45 { 46 struct drm_device *dev = encoder->dev; 47 struct radeon_device *rdev = dev->dev_private; 48 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); 49 uint32_t lvds_gen_cntl, lvds_pll_cntl, pixclks_cntl, disp_pwr_man; 50 int panel_pwr_delay = 2000; 51 bool is_mac = false; 52 uint8_t backlight_level; 53 DRM_DEBUG_KMS("\n"); 54 55 lvds_gen_cntl = RREG32(RADEON_LVDS_GEN_CNTL); 56 backlight_level = (lvds_gen_cntl >> RADEON_LVDS_BL_MOD_LEVEL_SHIFT) & 0xff; 57 58 if (radeon_encoder->enc_priv) { 59 if (rdev->is_atom_bios) { 60 struct radeon_encoder_atom_dig *lvds = radeon_encoder->enc_priv; 61 panel_pwr_delay = lvds->panel_pwr_delay; 62 if (lvds->bl_dev) 63 backlight_level = lvds->backlight_level; 64 } else { 65 struct radeon_encoder_lvds *lvds = radeon_encoder->enc_priv; 66 panel_pwr_delay = lvds->panel_pwr_delay; 67 if (lvds->bl_dev) 68 backlight_level = lvds->backlight_level; 69 } 70 } 71 72 /* macs (and possibly some x86 oem systems?) wire up LVDS strangely 73 * Taken from radeonfb. 74 */ 75 if ((rdev->mode_info.connector_table == CT_IBOOK) || 76 (rdev->mode_info.connector_table == CT_POWERBOOK_EXTERNAL) || 77 (rdev->mode_info.connector_table == CT_POWERBOOK_INTERNAL) || 78 (rdev->mode_info.connector_table == CT_POWERBOOK_VGA)) 79 is_mac = true; 80 81 switch (mode) { 82 case DRM_MODE_DPMS_ON: 83 disp_pwr_man = RREG32(RADEON_DISP_PWR_MAN); 84 disp_pwr_man |= RADEON_AUTO_PWRUP_EN; 85 WREG32(RADEON_DISP_PWR_MAN, disp_pwr_man); 86 lvds_pll_cntl = RREG32(RADEON_LVDS_PLL_CNTL); 87 lvds_pll_cntl |= RADEON_LVDS_PLL_EN; 88 WREG32(RADEON_LVDS_PLL_CNTL, lvds_pll_cntl); 89 mdelay(1); 90 91 lvds_pll_cntl = RREG32(RADEON_LVDS_PLL_CNTL); 92 lvds_pll_cntl &= ~RADEON_LVDS_PLL_RESET; 93 WREG32(RADEON_LVDS_PLL_CNTL, lvds_pll_cntl); 94 95 lvds_gen_cntl &= ~(RADEON_LVDS_DISPLAY_DIS | 96 RADEON_LVDS_BL_MOD_LEVEL_MASK); 97 lvds_gen_cntl |= (RADEON_LVDS_ON | RADEON_LVDS_EN | 98 RADEON_LVDS_DIGON | RADEON_LVDS_BLON | 99 (backlight_level << RADEON_LVDS_BL_MOD_LEVEL_SHIFT)); 100 if (is_mac) 101 lvds_gen_cntl |= RADEON_LVDS_BL_MOD_EN; 102 mdelay(panel_pwr_delay); 103 WREG32(RADEON_LVDS_GEN_CNTL, lvds_gen_cntl); 104 break; 105 case DRM_MODE_DPMS_STANDBY: 106 case DRM_MODE_DPMS_SUSPEND: 107 case DRM_MODE_DPMS_OFF: 108 pixclks_cntl = RREG32_PLL(RADEON_PIXCLKS_CNTL); 109 WREG32_PLL_P(RADEON_PIXCLKS_CNTL, 0, ~RADEON_PIXCLK_LVDS_ALWAYS_ONb); 110 lvds_gen_cntl |= RADEON_LVDS_DISPLAY_DIS; 111 if (is_mac) { 112 lvds_gen_cntl &= ~RADEON_LVDS_BL_MOD_EN; 113 WREG32(RADEON_LVDS_GEN_CNTL, lvds_gen_cntl); 114 lvds_gen_cntl &= ~(RADEON_LVDS_ON | RADEON_LVDS_EN); 115 } else { 116 WREG32(RADEON_LVDS_GEN_CNTL, lvds_gen_cntl); 117 lvds_gen_cntl &= ~(RADEON_LVDS_ON | RADEON_LVDS_BLON | RADEON_LVDS_EN | RADEON_LVDS_DIGON); 118 } 119 mdelay(panel_pwr_delay); 120 WREG32(RADEON_LVDS_GEN_CNTL, lvds_gen_cntl); 121 WREG32_PLL(RADEON_PIXCLKS_CNTL, pixclks_cntl); 122 mdelay(panel_pwr_delay); 123 break; 124 } 125 126 if (rdev->is_atom_bios) 127 radeon_atombios_encoder_dpms_scratch_regs(encoder, (mode == DRM_MODE_DPMS_ON) ? true : false); 128 else 129 radeon_combios_encoder_dpms_scratch_regs(encoder, (mode == DRM_MODE_DPMS_ON) ? true : false); 130 131 } 132 133 static void radeon_legacy_lvds_dpms(struct drm_encoder *encoder, int mode) 134 { 135 struct radeon_device *rdev = encoder->dev->dev_private; 136 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); 137 DRM_DEBUG("\n"); 138 139 if (radeon_encoder->enc_priv) { 140 if (rdev->is_atom_bios) { 141 struct radeon_encoder_atom_dig *lvds = radeon_encoder->enc_priv; 142 lvds->dpms_mode = mode; 143 } else { 144 struct radeon_encoder_lvds *lvds = radeon_encoder->enc_priv; 145 lvds->dpms_mode = mode; 146 } 147 } 148 149 radeon_legacy_lvds_update(encoder, mode); 150 } 151 152 static void radeon_legacy_lvds_prepare(struct drm_encoder *encoder) 153 { 154 struct radeon_device *rdev = encoder->dev->dev_private; 155 156 if (rdev->is_atom_bios) 157 radeon_atom_output_lock(encoder, true); 158 else 159 radeon_combios_output_lock(encoder, true); 160 radeon_legacy_lvds_dpms(encoder, DRM_MODE_DPMS_OFF); 161 } 162 163 static void radeon_legacy_lvds_commit(struct drm_encoder *encoder) 164 { 165 struct radeon_device *rdev = encoder->dev->dev_private; 166 167 radeon_legacy_lvds_dpms(encoder, DRM_MODE_DPMS_ON); 168 if (rdev->is_atom_bios) 169 radeon_atom_output_lock(encoder, false); 170 else 171 radeon_combios_output_lock(encoder, false); 172 } 173 174 static void radeon_legacy_lvds_mode_set(struct drm_encoder *encoder, 175 struct drm_display_mode *mode, 176 struct drm_display_mode *adjusted_mode) 177 { 178 struct drm_device *dev = encoder->dev; 179 struct radeon_device *rdev = dev->dev_private; 180 struct radeon_crtc *radeon_crtc = to_radeon_crtc(encoder->crtc); 181 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); 182 uint32_t lvds_pll_cntl, lvds_gen_cntl, lvds_ss_gen_cntl; 183 184 DRM_DEBUG_KMS("\n"); 185 186 lvds_pll_cntl = RREG32(RADEON_LVDS_PLL_CNTL); 187 lvds_pll_cntl &= ~RADEON_LVDS_PLL_EN; 188 189 lvds_ss_gen_cntl = RREG32(RADEON_LVDS_SS_GEN_CNTL); 190 if (rdev->is_atom_bios) { 191 /* LVDS_GEN_CNTL parameters are computed in LVDSEncoderControl 192 * need to call that on resume to set up the reg properly. 193 */ 194 radeon_encoder->pixel_clock = adjusted_mode->clock; 195 atombios_digital_setup(encoder, PANEL_ENCODER_ACTION_ENABLE); 196 lvds_gen_cntl = RREG32(RADEON_LVDS_GEN_CNTL); 197 } else { 198 struct radeon_encoder_lvds *lvds = (struct radeon_encoder_lvds *)radeon_encoder->enc_priv; 199 if (lvds) { 200 DRM_DEBUG_KMS("bios LVDS_GEN_CNTL: 0x%x\n", lvds->lvds_gen_cntl); 201 lvds_gen_cntl = lvds->lvds_gen_cntl; 202 lvds_ss_gen_cntl &= ~((0xf << RADEON_LVDS_PWRSEQ_DELAY1_SHIFT) | 203 (0xf << RADEON_LVDS_PWRSEQ_DELAY2_SHIFT)); 204 lvds_ss_gen_cntl |= ((lvds->panel_digon_delay << RADEON_LVDS_PWRSEQ_DELAY1_SHIFT) | 205 (lvds->panel_blon_delay << RADEON_LVDS_PWRSEQ_DELAY2_SHIFT)); 206 } else 207 lvds_gen_cntl = RREG32(RADEON_LVDS_GEN_CNTL); 208 } 209 lvds_gen_cntl |= RADEON_LVDS_DISPLAY_DIS; 210 lvds_gen_cntl &= ~(RADEON_LVDS_ON | 211 RADEON_LVDS_BLON | 212 RADEON_LVDS_EN | 213 RADEON_LVDS_RST_FM); 214 215 if (ASIC_IS_R300(rdev)) 216 lvds_pll_cntl &= ~(R300_LVDS_SRC_SEL_MASK); 217 218 if (radeon_crtc->crtc_id == 0) { 219 if (ASIC_IS_R300(rdev)) { 220 if (radeon_encoder->rmx_type != RMX_OFF) 221 lvds_pll_cntl |= R300_LVDS_SRC_SEL_RMX; 222 } else 223 lvds_gen_cntl &= ~RADEON_LVDS_SEL_CRTC2; 224 } else { 225 if (ASIC_IS_R300(rdev)) 226 lvds_pll_cntl |= R300_LVDS_SRC_SEL_CRTC2; 227 else 228 lvds_gen_cntl |= RADEON_LVDS_SEL_CRTC2; 229 } 230 231 WREG32(RADEON_LVDS_GEN_CNTL, lvds_gen_cntl); 232 WREG32(RADEON_LVDS_PLL_CNTL, lvds_pll_cntl); 233 WREG32(RADEON_LVDS_SS_GEN_CNTL, lvds_ss_gen_cntl); 234 235 if (rdev->family == CHIP_RV410) 236 WREG32(RADEON_CLOCK_CNTL_INDEX, 0); 237 238 if (rdev->is_atom_bios) 239 radeon_atombios_encoder_crtc_scratch_regs(encoder, radeon_crtc->crtc_id); 240 else 241 radeon_combios_encoder_crtc_scratch_regs(encoder, radeon_crtc->crtc_id); 242 } 243 244 static bool radeon_legacy_mode_fixup(struct drm_encoder *encoder, 245 const struct drm_display_mode *mode, 246 struct drm_display_mode *adjusted_mode) 247 { 248 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); 249 250 /* set the active encoder to connector routing */ 251 radeon_encoder_set_active_device(encoder); 252 drm_mode_set_crtcinfo(adjusted_mode, 0); 253 254 /* get the native mode for LVDS */ 255 if (radeon_encoder->active_device & (ATOM_DEVICE_LCD_SUPPORT)) 256 radeon_panel_mode_fixup(encoder, adjusted_mode); 257 258 return true; 259 } 260 261 static const struct drm_encoder_helper_funcs radeon_legacy_lvds_helper_funcs = { 262 .dpms = radeon_legacy_lvds_dpms, 263 .mode_fixup = radeon_legacy_mode_fixup, 264 .prepare = radeon_legacy_lvds_prepare, 265 .mode_set = radeon_legacy_lvds_mode_set, 266 .commit = radeon_legacy_lvds_commit, 267 .disable = radeon_legacy_encoder_disable, 268 }; 269 270 u8 271 radeon_legacy_get_backlight_level(struct radeon_encoder *radeon_encoder) 272 { 273 struct drm_device *dev = radeon_encoder->base.dev; 274 struct radeon_device *rdev = dev->dev_private; 275 u8 backlight_level; 276 277 backlight_level = (RREG32(RADEON_LVDS_GEN_CNTL) >> 278 RADEON_LVDS_BL_MOD_LEVEL_SHIFT) & 0xff; 279 280 return backlight_level; 281 } 282 283 void 284 radeon_legacy_set_backlight_level(struct radeon_encoder *radeon_encoder, u8 level) 285 { 286 struct drm_device *dev = radeon_encoder->base.dev; 287 struct radeon_device *rdev = dev->dev_private; 288 int dpms_mode = DRM_MODE_DPMS_ON; 289 290 if (radeon_encoder->enc_priv) { 291 if (rdev->is_atom_bios) { 292 struct radeon_encoder_atom_dig *lvds = radeon_encoder->enc_priv; 293 if (lvds->backlight_level > 0) 294 dpms_mode = lvds->dpms_mode; 295 else 296 dpms_mode = DRM_MODE_DPMS_OFF; 297 lvds->backlight_level = level; 298 } else { 299 struct radeon_encoder_lvds *lvds = radeon_encoder->enc_priv; 300 if (lvds->backlight_level > 0) 301 dpms_mode = lvds->dpms_mode; 302 else 303 dpms_mode = DRM_MODE_DPMS_OFF; 304 lvds->backlight_level = level; 305 } 306 } 307 308 radeon_legacy_lvds_update(&radeon_encoder->base, dpms_mode); 309 } 310 311 #if defined(CONFIG_BACKLIGHT_CLASS_DEVICE) || defined(CONFIG_BACKLIGHT_CLASS_DEVICE_MODULE) 312 313 static uint8_t radeon_legacy_lvds_level(struct backlight_device *bd) 314 { 315 struct radeon_backlight_privdata *pdata = bl_get_data(bd); 316 uint8_t level; 317 318 /* Convert brightness to hardware level */ 319 if (bd->props.brightness < 0) 320 level = 0; 321 else if (bd->props.brightness > RADEON_MAX_BL_LEVEL) 322 level = RADEON_MAX_BL_LEVEL; 323 else 324 level = bd->props.brightness; 325 326 if (pdata->negative) 327 level = RADEON_MAX_BL_LEVEL - level; 328 329 return level; 330 } 331 332 static int radeon_legacy_backlight_update_status(struct backlight_device *bd) 333 { 334 struct radeon_backlight_privdata *pdata = bl_get_data(bd); 335 struct radeon_encoder *radeon_encoder = pdata->encoder; 336 337 radeon_legacy_set_backlight_level(radeon_encoder, 338 radeon_legacy_lvds_level(bd)); 339 340 return 0; 341 } 342 343 static int radeon_legacy_backlight_get_brightness(struct backlight_device *bd) 344 { 345 struct radeon_backlight_privdata *pdata = bl_get_data(bd); 346 struct radeon_encoder *radeon_encoder = pdata->encoder; 347 struct drm_device *dev = radeon_encoder->base.dev; 348 struct radeon_device *rdev = dev->dev_private; 349 uint8_t backlight_level; 350 351 backlight_level = (RREG32(RADEON_LVDS_GEN_CNTL) >> 352 RADEON_LVDS_BL_MOD_LEVEL_SHIFT) & 0xff; 353 354 return pdata->negative ? RADEON_MAX_BL_LEVEL - backlight_level : backlight_level; 355 } 356 357 static const struct backlight_ops radeon_backlight_ops = { 358 .get_brightness = radeon_legacy_backlight_get_brightness, 359 .update_status = radeon_legacy_backlight_update_status, 360 }; 361 362 void radeon_legacy_backlight_init(struct radeon_encoder *radeon_encoder, 363 struct drm_connector *drm_connector) 364 { 365 struct drm_device *dev = radeon_encoder->base.dev; 366 struct radeon_device *rdev = dev->dev_private; 367 struct backlight_device *bd; 368 struct backlight_properties props; 369 struct radeon_backlight_privdata *pdata; 370 uint8_t backlight_level; 371 char bl_name[16]; 372 373 if (!radeon_encoder->enc_priv) 374 return; 375 376 #ifdef CONFIG_PMAC_BACKLIGHT 377 if (!pmac_has_backlight_type("ati") && 378 !pmac_has_backlight_type("mnca")) 379 return; 380 #endif 381 382 pdata = kmalloc(sizeof(struct radeon_backlight_privdata), 383 M_DRM, M_WAITOK); 384 if (!pdata) { 385 DRM_ERROR("Memory allocation failed\n"); 386 goto error; 387 } 388 389 memset(&props, 0, sizeof(props)); 390 props.max_brightness = RADEON_MAX_BL_LEVEL; 391 props.type = BACKLIGHT_RAW; 392 ksnprintf(bl_name, sizeof(bl_name), 393 "radeon_bl%d", dev->primary->index); 394 bd = backlight_device_register(bl_name, drm_connector->kdev, 395 pdata, &radeon_backlight_ops, &props); 396 if (IS_ERR(bd)) { 397 DRM_ERROR("Backlight registration failed\n"); 398 goto error; 399 } 400 401 pdata->encoder = radeon_encoder; 402 403 backlight_level = (RREG32(RADEON_LVDS_GEN_CNTL) >> 404 RADEON_LVDS_BL_MOD_LEVEL_SHIFT) & 0xff; 405 406 /* First, try to detect backlight level sense based on the assumption 407 * that firmware set it up at full brightness 408 */ 409 if (backlight_level == 0) 410 pdata->negative = true; 411 else if (backlight_level == 0xff) 412 pdata->negative = false; 413 else { 414 /* XXX hack... maybe some day we can figure out in what direction 415 * backlight should work on a given panel? 416 */ 417 pdata->negative = (rdev->family != CHIP_RV200 && 418 rdev->family != CHIP_RV250 && 419 rdev->family != CHIP_RV280 && 420 rdev->family != CHIP_RV350); 421 422 #ifdef CONFIG_PMAC_BACKLIGHT 423 pdata->negative = (pdata->negative || 424 of_machine_is_compatible("PowerBook4,3") || 425 of_machine_is_compatible("PowerBook6,3") || 426 of_machine_is_compatible("PowerBook6,5")); 427 #endif 428 } 429 430 if (rdev->is_atom_bios) { 431 struct radeon_encoder_atom_dig *lvds = radeon_encoder->enc_priv; 432 lvds->bl_dev = bd; 433 } else { 434 struct radeon_encoder_lvds *lvds = radeon_encoder->enc_priv; 435 lvds->bl_dev = bd; 436 } 437 438 bd->props.brightness = radeon_legacy_backlight_get_brightness(bd); 439 bd->props.power = FB_BLANK_UNBLANK; 440 backlight_update_status(bd); 441 442 DRM_INFO("radeon legacy LVDS backlight initialized\n"); 443 rdev->mode_info.bl_encoder = radeon_encoder; 444 445 return; 446 447 error: 448 kfree(pdata); 449 return; 450 } 451 452 static void radeon_legacy_backlight_exit(struct radeon_encoder *radeon_encoder) 453 { 454 struct drm_device *dev = radeon_encoder->base.dev; 455 struct radeon_device *rdev = dev->dev_private; 456 struct backlight_device *bd = NULL; 457 458 if (!radeon_encoder->enc_priv) 459 return; 460 461 if (rdev->is_atom_bios) { 462 struct radeon_encoder_atom_dig *lvds = radeon_encoder->enc_priv; 463 bd = lvds->bl_dev; 464 lvds->bl_dev = NULL; 465 } else { 466 struct radeon_encoder_lvds *lvds = radeon_encoder->enc_priv; 467 bd = lvds->bl_dev; 468 lvds->bl_dev = NULL; 469 } 470 471 if (bd) { 472 struct radeon_backlight_privdata *pdata; 473 474 pdata = bl_get_data(bd); 475 backlight_device_unregister(bd); 476 kfree(pdata); 477 478 DRM_INFO("radeon legacy LVDS backlight unloaded\n"); 479 } 480 } 481 482 #else /* !CONFIG_BACKLIGHT_CLASS_DEVICE */ 483 484 void radeon_legacy_backlight_init(struct radeon_encoder *encoder, 485 struct drm_connector *drm_connector) 486 { 487 } 488 489 static void radeon_legacy_backlight_exit(struct radeon_encoder *encoder) 490 { 491 } 492 493 #endif 494 495 496 static void radeon_lvds_enc_destroy(struct drm_encoder *encoder) 497 { 498 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); 499 500 if (radeon_encoder->enc_priv) { 501 radeon_legacy_backlight_exit(radeon_encoder); 502 kfree(radeon_encoder->enc_priv); 503 } 504 drm_encoder_cleanup(encoder); 505 kfree(radeon_encoder); 506 } 507 508 static const struct drm_encoder_funcs radeon_legacy_lvds_enc_funcs = { 509 .destroy = radeon_lvds_enc_destroy, 510 }; 511 512 static void radeon_legacy_primary_dac_dpms(struct drm_encoder *encoder, int mode) 513 { 514 struct drm_device *dev = encoder->dev; 515 struct radeon_device *rdev = dev->dev_private; 516 uint32_t crtc_ext_cntl = RREG32(RADEON_CRTC_EXT_CNTL); 517 uint32_t dac_cntl = RREG32(RADEON_DAC_CNTL); 518 uint32_t dac_macro_cntl = RREG32(RADEON_DAC_MACRO_CNTL); 519 520 DRM_DEBUG_KMS("\n"); 521 522 switch (mode) { 523 case DRM_MODE_DPMS_ON: 524 crtc_ext_cntl |= RADEON_CRTC_CRT_ON; 525 dac_cntl &= ~RADEON_DAC_PDWN; 526 dac_macro_cntl &= ~(RADEON_DAC_PDWN_R | 527 RADEON_DAC_PDWN_G | 528 RADEON_DAC_PDWN_B); 529 break; 530 case DRM_MODE_DPMS_STANDBY: 531 case DRM_MODE_DPMS_SUSPEND: 532 case DRM_MODE_DPMS_OFF: 533 crtc_ext_cntl &= ~RADEON_CRTC_CRT_ON; 534 dac_cntl |= RADEON_DAC_PDWN; 535 dac_macro_cntl |= (RADEON_DAC_PDWN_R | 536 RADEON_DAC_PDWN_G | 537 RADEON_DAC_PDWN_B); 538 break; 539 } 540 541 /* handled in radeon_crtc_dpms() */ 542 if (!(rdev->flags & RADEON_SINGLE_CRTC)) 543 WREG32(RADEON_CRTC_EXT_CNTL, crtc_ext_cntl); 544 WREG32(RADEON_DAC_CNTL, dac_cntl); 545 WREG32(RADEON_DAC_MACRO_CNTL, dac_macro_cntl); 546 547 if (rdev->is_atom_bios) 548 radeon_atombios_encoder_dpms_scratch_regs(encoder, (mode == DRM_MODE_DPMS_ON) ? true : false); 549 else 550 radeon_combios_encoder_dpms_scratch_regs(encoder, (mode == DRM_MODE_DPMS_ON) ? true : false); 551 552 } 553 554 static void radeon_legacy_primary_dac_prepare(struct drm_encoder *encoder) 555 { 556 struct radeon_device *rdev = encoder->dev->dev_private; 557 558 if (rdev->is_atom_bios) 559 radeon_atom_output_lock(encoder, true); 560 else 561 radeon_combios_output_lock(encoder, true); 562 radeon_legacy_primary_dac_dpms(encoder, DRM_MODE_DPMS_OFF); 563 } 564 565 static void radeon_legacy_primary_dac_commit(struct drm_encoder *encoder) 566 { 567 struct radeon_device *rdev = encoder->dev->dev_private; 568 569 radeon_legacy_primary_dac_dpms(encoder, DRM_MODE_DPMS_ON); 570 571 if (rdev->is_atom_bios) 572 radeon_atom_output_lock(encoder, false); 573 else 574 radeon_combios_output_lock(encoder, false); 575 } 576 577 static void radeon_legacy_primary_dac_mode_set(struct drm_encoder *encoder, 578 struct drm_display_mode *mode, 579 struct drm_display_mode *adjusted_mode) 580 { 581 struct drm_device *dev = encoder->dev; 582 struct radeon_device *rdev = dev->dev_private; 583 struct radeon_crtc *radeon_crtc = to_radeon_crtc(encoder->crtc); 584 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); 585 uint32_t disp_output_cntl, dac_cntl, dac2_cntl, dac_macro_cntl; 586 587 DRM_DEBUG_KMS("\n"); 588 589 if (radeon_crtc->crtc_id == 0) { 590 if (rdev->family == CHIP_R200 || ASIC_IS_R300(rdev)) { 591 disp_output_cntl = RREG32(RADEON_DISP_OUTPUT_CNTL) & 592 ~(RADEON_DISP_DAC_SOURCE_MASK); 593 WREG32(RADEON_DISP_OUTPUT_CNTL, disp_output_cntl); 594 } else { 595 dac2_cntl = RREG32(RADEON_DAC_CNTL2) & ~(RADEON_DAC2_DAC_CLK_SEL); 596 WREG32(RADEON_DAC_CNTL2, dac2_cntl); 597 } 598 } else { 599 if (rdev->family == CHIP_R200 || ASIC_IS_R300(rdev)) { 600 disp_output_cntl = RREG32(RADEON_DISP_OUTPUT_CNTL) & 601 ~(RADEON_DISP_DAC_SOURCE_MASK); 602 disp_output_cntl |= RADEON_DISP_DAC_SOURCE_CRTC2; 603 WREG32(RADEON_DISP_OUTPUT_CNTL, disp_output_cntl); 604 } else { 605 dac2_cntl = RREG32(RADEON_DAC_CNTL2) | RADEON_DAC2_DAC_CLK_SEL; 606 WREG32(RADEON_DAC_CNTL2, dac2_cntl); 607 } 608 } 609 610 dac_cntl = (RADEON_DAC_MASK_ALL | 611 RADEON_DAC_VGA_ADR_EN | 612 /* TODO 6-bits */ 613 RADEON_DAC_8BIT_EN); 614 615 WREG32_P(RADEON_DAC_CNTL, 616 dac_cntl, 617 RADEON_DAC_RANGE_CNTL | 618 RADEON_DAC_BLANKING); 619 620 if (radeon_encoder->enc_priv) { 621 struct radeon_encoder_primary_dac *p_dac = (struct radeon_encoder_primary_dac *)radeon_encoder->enc_priv; 622 dac_macro_cntl = p_dac->ps2_pdac_adj; 623 } else 624 dac_macro_cntl = RREG32(RADEON_DAC_MACRO_CNTL); 625 dac_macro_cntl |= RADEON_DAC_PDWN_R | RADEON_DAC_PDWN_G | RADEON_DAC_PDWN_B; 626 WREG32(RADEON_DAC_MACRO_CNTL, dac_macro_cntl); 627 628 if (rdev->is_atom_bios) 629 radeon_atombios_encoder_crtc_scratch_regs(encoder, radeon_crtc->crtc_id); 630 else 631 radeon_combios_encoder_crtc_scratch_regs(encoder, radeon_crtc->crtc_id); 632 } 633 634 static enum drm_connector_status radeon_legacy_primary_dac_detect(struct drm_encoder *encoder, 635 struct drm_connector *connector) 636 { 637 struct drm_device *dev = encoder->dev; 638 struct radeon_device *rdev = dev->dev_private; 639 uint32_t vclk_ecp_cntl, crtc_ext_cntl; 640 uint32_t dac_ext_cntl, dac_cntl, dac_macro_cntl, tmp; 641 enum drm_connector_status found = connector_status_disconnected; 642 bool color = true; 643 644 /* just don't bother on RN50 those chip are often connected to remoting 645 * console hw and often we get failure to load detect those. So to make 646 * everyone happy report the encoder as always connected. 647 */ 648 if (ASIC_IS_RN50(rdev)) { 649 return connector_status_connected; 650 } 651 652 /* save the regs we need */ 653 vclk_ecp_cntl = RREG32_PLL(RADEON_VCLK_ECP_CNTL); 654 crtc_ext_cntl = RREG32(RADEON_CRTC_EXT_CNTL); 655 dac_ext_cntl = RREG32(RADEON_DAC_EXT_CNTL); 656 dac_cntl = RREG32(RADEON_DAC_CNTL); 657 dac_macro_cntl = RREG32(RADEON_DAC_MACRO_CNTL); 658 659 tmp = vclk_ecp_cntl & 660 ~(RADEON_PIXCLK_ALWAYS_ONb | RADEON_PIXCLK_DAC_ALWAYS_ONb); 661 WREG32_PLL(RADEON_VCLK_ECP_CNTL, tmp); 662 663 tmp = crtc_ext_cntl | RADEON_CRTC_CRT_ON; 664 WREG32(RADEON_CRTC_EXT_CNTL, tmp); 665 666 tmp = RADEON_DAC_FORCE_BLANK_OFF_EN | 667 RADEON_DAC_FORCE_DATA_EN; 668 669 if (color) 670 tmp |= RADEON_DAC_FORCE_DATA_SEL_RGB; 671 else 672 tmp |= RADEON_DAC_FORCE_DATA_SEL_G; 673 674 if (ASIC_IS_R300(rdev)) 675 tmp |= (0x1b6 << RADEON_DAC_FORCE_DATA_SHIFT); 676 else if (ASIC_IS_RV100(rdev)) 677 tmp |= (0x1ac << RADEON_DAC_FORCE_DATA_SHIFT); 678 else 679 tmp |= (0x180 << RADEON_DAC_FORCE_DATA_SHIFT); 680 681 WREG32(RADEON_DAC_EXT_CNTL, tmp); 682 683 tmp = dac_cntl & ~(RADEON_DAC_RANGE_CNTL_MASK | RADEON_DAC_PDWN); 684 tmp |= RADEON_DAC_RANGE_CNTL_PS2 | RADEON_DAC_CMP_EN; 685 WREG32(RADEON_DAC_CNTL, tmp); 686 687 tmp = dac_macro_cntl; 688 tmp &= ~(RADEON_DAC_PDWN_R | 689 RADEON_DAC_PDWN_G | 690 RADEON_DAC_PDWN_B); 691 692 WREG32(RADEON_DAC_MACRO_CNTL, tmp); 693 694 mdelay(2); 695 696 if (RREG32(RADEON_DAC_CNTL) & RADEON_DAC_CMP_OUTPUT) 697 found = connector_status_connected; 698 699 /* restore the regs we used */ 700 WREG32(RADEON_DAC_CNTL, dac_cntl); 701 WREG32(RADEON_DAC_MACRO_CNTL, dac_macro_cntl); 702 WREG32(RADEON_DAC_EXT_CNTL, dac_ext_cntl); 703 WREG32(RADEON_CRTC_EXT_CNTL, crtc_ext_cntl); 704 WREG32_PLL(RADEON_VCLK_ECP_CNTL, vclk_ecp_cntl); 705 706 return found; 707 } 708 709 static const struct drm_encoder_helper_funcs radeon_legacy_primary_dac_helper_funcs = { 710 .dpms = radeon_legacy_primary_dac_dpms, 711 .mode_fixup = radeon_legacy_mode_fixup, 712 .prepare = radeon_legacy_primary_dac_prepare, 713 .mode_set = radeon_legacy_primary_dac_mode_set, 714 .commit = radeon_legacy_primary_dac_commit, 715 .detect = radeon_legacy_primary_dac_detect, 716 .disable = radeon_legacy_encoder_disable, 717 }; 718 719 720 static const struct drm_encoder_funcs radeon_legacy_primary_dac_enc_funcs = { 721 .destroy = radeon_enc_destroy, 722 }; 723 724 static void radeon_legacy_tmds_int_dpms(struct drm_encoder *encoder, int mode) 725 { 726 struct drm_device *dev = encoder->dev; 727 struct radeon_device *rdev = dev->dev_private; 728 uint32_t fp_gen_cntl = RREG32(RADEON_FP_GEN_CNTL); 729 DRM_DEBUG_KMS("\n"); 730 731 switch (mode) { 732 case DRM_MODE_DPMS_ON: 733 fp_gen_cntl |= (RADEON_FP_FPON | RADEON_FP_TMDS_EN); 734 break; 735 case DRM_MODE_DPMS_STANDBY: 736 case DRM_MODE_DPMS_SUSPEND: 737 case DRM_MODE_DPMS_OFF: 738 fp_gen_cntl &= ~(RADEON_FP_FPON | RADEON_FP_TMDS_EN); 739 break; 740 } 741 742 WREG32(RADEON_FP_GEN_CNTL, fp_gen_cntl); 743 744 if (rdev->is_atom_bios) 745 radeon_atombios_encoder_dpms_scratch_regs(encoder, (mode == DRM_MODE_DPMS_ON) ? true : false); 746 else 747 radeon_combios_encoder_dpms_scratch_regs(encoder, (mode == DRM_MODE_DPMS_ON) ? true : false); 748 749 } 750 751 static void radeon_legacy_tmds_int_prepare(struct drm_encoder *encoder) 752 { 753 struct radeon_device *rdev = encoder->dev->dev_private; 754 755 if (rdev->is_atom_bios) 756 radeon_atom_output_lock(encoder, true); 757 else 758 radeon_combios_output_lock(encoder, true); 759 radeon_legacy_tmds_int_dpms(encoder, DRM_MODE_DPMS_OFF); 760 } 761 762 static void radeon_legacy_tmds_int_commit(struct drm_encoder *encoder) 763 { 764 struct radeon_device *rdev = encoder->dev->dev_private; 765 766 radeon_legacy_tmds_int_dpms(encoder, DRM_MODE_DPMS_ON); 767 768 if (rdev->is_atom_bios) 769 radeon_atom_output_lock(encoder, true); 770 else 771 radeon_combios_output_lock(encoder, true); 772 } 773 774 static void radeon_legacy_tmds_int_mode_set(struct drm_encoder *encoder, 775 struct drm_display_mode *mode, 776 struct drm_display_mode *adjusted_mode) 777 { 778 struct drm_device *dev = encoder->dev; 779 struct radeon_device *rdev = dev->dev_private; 780 struct radeon_crtc *radeon_crtc = to_radeon_crtc(encoder->crtc); 781 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); 782 uint32_t tmp, tmds_pll_cntl, tmds_transmitter_cntl, fp_gen_cntl; 783 int i; 784 785 DRM_DEBUG_KMS("\n"); 786 787 tmp = tmds_pll_cntl = RREG32(RADEON_TMDS_PLL_CNTL); 788 tmp &= 0xfffff; 789 if (rdev->family == CHIP_RV280) { 790 /* bit 22 of TMDS_PLL_CNTL is read-back inverted */ 791 tmp ^= (1 << 22); 792 tmds_pll_cntl ^= (1 << 22); 793 } 794 795 if (radeon_encoder->enc_priv) { 796 struct radeon_encoder_int_tmds *tmds = (struct radeon_encoder_int_tmds *)radeon_encoder->enc_priv; 797 798 for (i = 0; i < 4; i++) { 799 if (tmds->tmds_pll[i].freq == 0) 800 break; 801 if ((uint32_t)(mode->clock / 10) < tmds->tmds_pll[i].freq) { 802 tmp = tmds->tmds_pll[i].value ; 803 break; 804 } 805 } 806 } 807 808 if (ASIC_IS_R300(rdev) || (rdev->family == CHIP_RV280)) { 809 if (tmp & 0xfff00000) 810 tmds_pll_cntl = tmp; 811 else { 812 tmds_pll_cntl &= 0xfff00000; 813 tmds_pll_cntl |= tmp; 814 } 815 } else 816 tmds_pll_cntl = tmp; 817 818 tmds_transmitter_cntl = RREG32(RADEON_TMDS_TRANSMITTER_CNTL) & 819 ~(RADEON_TMDS_TRANSMITTER_PLLRST); 820 821 if (rdev->family == CHIP_R200 || 822 rdev->family == CHIP_R100 || 823 ASIC_IS_R300(rdev)) 824 tmds_transmitter_cntl &= ~(RADEON_TMDS_TRANSMITTER_PLLEN); 825 else /* RV chips got this bit reversed */ 826 tmds_transmitter_cntl |= RADEON_TMDS_TRANSMITTER_PLLEN; 827 828 fp_gen_cntl = (RREG32(RADEON_FP_GEN_CNTL) | 829 (RADEON_FP_CRTC_DONT_SHADOW_VPAR | 830 RADEON_FP_CRTC_DONT_SHADOW_HEND)); 831 832 fp_gen_cntl &= ~(RADEON_FP_FPON | RADEON_FP_TMDS_EN); 833 834 fp_gen_cntl &= ~(RADEON_FP_RMX_HVSYNC_CONTROL_EN | 835 RADEON_FP_DFP_SYNC_SEL | 836 RADEON_FP_CRT_SYNC_SEL | 837 RADEON_FP_CRTC_LOCK_8DOT | 838 RADEON_FP_USE_SHADOW_EN | 839 RADEON_FP_CRTC_USE_SHADOW_VEND | 840 RADEON_FP_CRT_SYNC_ALT); 841 842 if (1) /* FIXME rgbBits == 8 */ 843 fp_gen_cntl |= RADEON_FP_PANEL_FORMAT; /* 24 bit format */ 844 else 845 fp_gen_cntl &= ~RADEON_FP_PANEL_FORMAT;/* 18 bit format */ 846 847 if (radeon_crtc->crtc_id == 0) { 848 if (ASIC_IS_R300(rdev) || rdev->family == CHIP_R200) { 849 fp_gen_cntl &= ~R200_FP_SOURCE_SEL_MASK; 850 if (radeon_encoder->rmx_type != RMX_OFF) 851 fp_gen_cntl |= R200_FP_SOURCE_SEL_RMX; 852 else 853 fp_gen_cntl |= R200_FP_SOURCE_SEL_CRTC1; 854 } else 855 fp_gen_cntl &= ~RADEON_FP_SEL_CRTC2; 856 } else { 857 if (ASIC_IS_R300(rdev) || rdev->family == CHIP_R200) { 858 fp_gen_cntl &= ~R200_FP_SOURCE_SEL_MASK; 859 fp_gen_cntl |= R200_FP_SOURCE_SEL_CRTC2; 860 } else 861 fp_gen_cntl |= RADEON_FP_SEL_CRTC2; 862 } 863 864 WREG32(RADEON_TMDS_PLL_CNTL, tmds_pll_cntl); 865 WREG32(RADEON_TMDS_TRANSMITTER_CNTL, tmds_transmitter_cntl); 866 WREG32(RADEON_FP_GEN_CNTL, fp_gen_cntl); 867 868 if (rdev->is_atom_bios) 869 radeon_atombios_encoder_crtc_scratch_regs(encoder, radeon_crtc->crtc_id); 870 else 871 radeon_combios_encoder_crtc_scratch_regs(encoder, radeon_crtc->crtc_id); 872 } 873 874 static const struct drm_encoder_helper_funcs radeon_legacy_tmds_int_helper_funcs = { 875 .dpms = radeon_legacy_tmds_int_dpms, 876 .mode_fixup = radeon_legacy_mode_fixup, 877 .prepare = radeon_legacy_tmds_int_prepare, 878 .mode_set = radeon_legacy_tmds_int_mode_set, 879 .commit = radeon_legacy_tmds_int_commit, 880 .disable = radeon_legacy_encoder_disable, 881 }; 882 883 884 static const struct drm_encoder_funcs radeon_legacy_tmds_int_enc_funcs = { 885 .destroy = radeon_enc_destroy, 886 }; 887 888 static void radeon_legacy_tmds_ext_dpms(struct drm_encoder *encoder, int mode) 889 { 890 struct drm_device *dev = encoder->dev; 891 struct radeon_device *rdev = dev->dev_private; 892 uint32_t fp2_gen_cntl = RREG32(RADEON_FP2_GEN_CNTL); 893 DRM_DEBUG_KMS("\n"); 894 895 switch (mode) { 896 case DRM_MODE_DPMS_ON: 897 fp2_gen_cntl &= ~RADEON_FP2_BLANK_EN; 898 fp2_gen_cntl |= (RADEON_FP2_ON | RADEON_FP2_DVO_EN); 899 break; 900 case DRM_MODE_DPMS_STANDBY: 901 case DRM_MODE_DPMS_SUSPEND: 902 case DRM_MODE_DPMS_OFF: 903 fp2_gen_cntl |= RADEON_FP2_BLANK_EN; 904 fp2_gen_cntl &= ~(RADEON_FP2_ON | RADEON_FP2_DVO_EN); 905 break; 906 } 907 908 WREG32(RADEON_FP2_GEN_CNTL, fp2_gen_cntl); 909 910 if (rdev->is_atom_bios) 911 radeon_atombios_encoder_dpms_scratch_regs(encoder, (mode == DRM_MODE_DPMS_ON) ? true : false); 912 else 913 radeon_combios_encoder_dpms_scratch_regs(encoder, (mode == DRM_MODE_DPMS_ON) ? true : false); 914 915 } 916 917 static void radeon_legacy_tmds_ext_prepare(struct drm_encoder *encoder) 918 { 919 struct radeon_device *rdev = encoder->dev->dev_private; 920 921 if (rdev->is_atom_bios) 922 radeon_atom_output_lock(encoder, true); 923 else 924 radeon_combios_output_lock(encoder, true); 925 radeon_legacy_tmds_ext_dpms(encoder, DRM_MODE_DPMS_OFF); 926 } 927 928 static void radeon_legacy_tmds_ext_commit(struct drm_encoder *encoder) 929 { 930 struct radeon_device *rdev = encoder->dev->dev_private; 931 radeon_legacy_tmds_ext_dpms(encoder, DRM_MODE_DPMS_ON); 932 933 if (rdev->is_atom_bios) 934 radeon_atom_output_lock(encoder, false); 935 else 936 radeon_combios_output_lock(encoder, false); 937 } 938 939 static void radeon_legacy_tmds_ext_mode_set(struct drm_encoder *encoder, 940 struct drm_display_mode *mode, 941 struct drm_display_mode *adjusted_mode) 942 { 943 struct drm_device *dev = encoder->dev; 944 struct radeon_device *rdev = dev->dev_private; 945 struct radeon_crtc *radeon_crtc = to_radeon_crtc(encoder->crtc); 946 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); 947 uint32_t fp2_gen_cntl; 948 949 DRM_DEBUG_KMS("\n"); 950 951 if (rdev->is_atom_bios) { 952 radeon_encoder->pixel_clock = adjusted_mode->clock; 953 atombios_dvo_setup(encoder, ATOM_ENABLE); 954 fp2_gen_cntl = RREG32(RADEON_FP2_GEN_CNTL); 955 } else { 956 fp2_gen_cntl = RREG32(RADEON_FP2_GEN_CNTL); 957 958 if (1) /* FIXME rgbBits == 8 */ 959 fp2_gen_cntl |= RADEON_FP2_PANEL_FORMAT; /* 24 bit format, */ 960 else 961 fp2_gen_cntl &= ~RADEON_FP2_PANEL_FORMAT;/* 18 bit format, */ 962 963 fp2_gen_cntl &= ~(RADEON_FP2_ON | 964 RADEON_FP2_DVO_EN | 965 RADEON_FP2_DVO_RATE_SEL_SDR); 966 967 /* XXX: these are oem specific */ 968 if (ASIC_IS_R300(rdev)) { 969 if ((dev->pdev->device == 0x4850) && 970 (dev->pdev->subsystem_vendor == 0x1028) && 971 (dev->pdev->subsystem_device == 0x2001)) /* Dell Inspiron 8600 */ 972 fp2_gen_cntl |= R300_FP2_DVO_CLOCK_MODE_SINGLE; 973 else 974 fp2_gen_cntl |= RADEON_FP2_PAD_FLOP_EN | R300_FP2_DVO_CLOCK_MODE_SINGLE; 975 976 /*if (mode->clock > 165000) 977 fp2_gen_cntl |= R300_FP2_DVO_DUAL_CHANNEL_EN;*/ 978 } 979 if (!radeon_combios_external_tmds_setup(encoder)) 980 radeon_external_tmds_setup(encoder); 981 } 982 983 if (radeon_crtc->crtc_id == 0) { 984 if ((rdev->family == CHIP_R200) || ASIC_IS_R300(rdev)) { 985 fp2_gen_cntl &= ~R200_FP2_SOURCE_SEL_MASK; 986 if (radeon_encoder->rmx_type != RMX_OFF) 987 fp2_gen_cntl |= R200_FP2_SOURCE_SEL_RMX; 988 else 989 fp2_gen_cntl |= R200_FP2_SOURCE_SEL_CRTC1; 990 } else 991 fp2_gen_cntl &= ~RADEON_FP2_SRC_SEL_CRTC2; 992 } else { 993 if ((rdev->family == CHIP_R200) || ASIC_IS_R300(rdev)) { 994 fp2_gen_cntl &= ~R200_FP2_SOURCE_SEL_MASK; 995 fp2_gen_cntl |= R200_FP2_SOURCE_SEL_CRTC2; 996 } else 997 fp2_gen_cntl |= RADEON_FP2_SRC_SEL_CRTC2; 998 } 999 1000 WREG32(RADEON_FP2_GEN_CNTL, fp2_gen_cntl); 1001 1002 if (rdev->is_atom_bios) 1003 radeon_atombios_encoder_crtc_scratch_regs(encoder, radeon_crtc->crtc_id); 1004 else 1005 radeon_combios_encoder_crtc_scratch_regs(encoder, radeon_crtc->crtc_id); 1006 } 1007 1008 static void radeon_ext_tmds_enc_destroy(struct drm_encoder *encoder) 1009 { 1010 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); 1011 /* don't destroy the i2c bus record here, this will be done in radeon_i2c_fini */ 1012 kfree(radeon_encoder->enc_priv); 1013 drm_encoder_cleanup(encoder); 1014 kfree(radeon_encoder); 1015 } 1016 1017 static const struct drm_encoder_helper_funcs radeon_legacy_tmds_ext_helper_funcs = { 1018 .dpms = radeon_legacy_tmds_ext_dpms, 1019 .mode_fixup = radeon_legacy_mode_fixup, 1020 .prepare = radeon_legacy_tmds_ext_prepare, 1021 .mode_set = radeon_legacy_tmds_ext_mode_set, 1022 .commit = radeon_legacy_tmds_ext_commit, 1023 .disable = radeon_legacy_encoder_disable, 1024 }; 1025 1026 1027 static const struct drm_encoder_funcs radeon_legacy_tmds_ext_enc_funcs = { 1028 .destroy = radeon_ext_tmds_enc_destroy, 1029 }; 1030 1031 static void radeon_legacy_tv_dac_dpms(struct drm_encoder *encoder, int mode) 1032 { 1033 struct drm_device *dev = encoder->dev; 1034 struct radeon_device *rdev = dev->dev_private; 1035 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); 1036 uint32_t fp2_gen_cntl = 0, crtc2_gen_cntl = 0, tv_dac_cntl = 0; 1037 uint32_t tv_master_cntl = 0; 1038 bool is_tv; 1039 DRM_DEBUG_KMS("\n"); 1040 1041 is_tv = radeon_encoder->active_device & ATOM_DEVICE_TV_SUPPORT ? true : false; 1042 1043 if (rdev->family == CHIP_R200) 1044 fp2_gen_cntl = RREG32(RADEON_FP2_GEN_CNTL); 1045 else { 1046 if (is_tv) 1047 tv_master_cntl = RREG32(RADEON_TV_MASTER_CNTL); 1048 else 1049 crtc2_gen_cntl = RREG32(RADEON_CRTC2_GEN_CNTL); 1050 tv_dac_cntl = RREG32(RADEON_TV_DAC_CNTL); 1051 } 1052 1053 switch (mode) { 1054 case DRM_MODE_DPMS_ON: 1055 if (rdev->family == CHIP_R200) { 1056 fp2_gen_cntl |= (RADEON_FP2_ON | RADEON_FP2_DVO_EN); 1057 } else { 1058 if (is_tv) 1059 tv_master_cntl |= RADEON_TV_ON; 1060 else 1061 crtc2_gen_cntl |= RADEON_CRTC2_CRT2_ON; 1062 1063 if (rdev->family == CHIP_R420 || 1064 rdev->family == CHIP_R423 || 1065 rdev->family == CHIP_RV410) 1066 tv_dac_cntl &= ~(R420_TV_DAC_RDACPD | 1067 R420_TV_DAC_GDACPD | 1068 R420_TV_DAC_BDACPD | 1069 RADEON_TV_DAC_BGSLEEP); 1070 else 1071 tv_dac_cntl &= ~(RADEON_TV_DAC_RDACPD | 1072 RADEON_TV_DAC_GDACPD | 1073 RADEON_TV_DAC_BDACPD | 1074 RADEON_TV_DAC_BGSLEEP); 1075 } 1076 break; 1077 case DRM_MODE_DPMS_STANDBY: 1078 case DRM_MODE_DPMS_SUSPEND: 1079 case DRM_MODE_DPMS_OFF: 1080 if (rdev->family == CHIP_R200) 1081 fp2_gen_cntl &= ~(RADEON_FP2_ON | RADEON_FP2_DVO_EN); 1082 else { 1083 if (is_tv) 1084 tv_master_cntl &= ~RADEON_TV_ON; 1085 else 1086 crtc2_gen_cntl &= ~RADEON_CRTC2_CRT2_ON; 1087 1088 if (rdev->family == CHIP_R420 || 1089 rdev->family == CHIP_R423 || 1090 rdev->family == CHIP_RV410) 1091 tv_dac_cntl |= (R420_TV_DAC_RDACPD | 1092 R420_TV_DAC_GDACPD | 1093 R420_TV_DAC_BDACPD | 1094 RADEON_TV_DAC_BGSLEEP); 1095 else 1096 tv_dac_cntl |= (RADEON_TV_DAC_RDACPD | 1097 RADEON_TV_DAC_GDACPD | 1098 RADEON_TV_DAC_BDACPD | 1099 RADEON_TV_DAC_BGSLEEP); 1100 } 1101 break; 1102 } 1103 1104 if (rdev->family == CHIP_R200) { 1105 WREG32(RADEON_FP2_GEN_CNTL, fp2_gen_cntl); 1106 } else { 1107 if (is_tv) 1108 WREG32(RADEON_TV_MASTER_CNTL, tv_master_cntl); 1109 /* handled in radeon_crtc_dpms() */ 1110 else if (!(rdev->flags & RADEON_SINGLE_CRTC)) 1111 WREG32(RADEON_CRTC2_GEN_CNTL, crtc2_gen_cntl); 1112 WREG32(RADEON_TV_DAC_CNTL, tv_dac_cntl); 1113 } 1114 1115 if (rdev->is_atom_bios) 1116 radeon_atombios_encoder_dpms_scratch_regs(encoder, (mode == DRM_MODE_DPMS_ON) ? true : false); 1117 else 1118 radeon_combios_encoder_dpms_scratch_regs(encoder, (mode == DRM_MODE_DPMS_ON) ? true : false); 1119 1120 } 1121 1122 static void radeon_legacy_tv_dac_prepare(struct drm_encoder *encoder) 1123 { 1124 struct radeon_device *rdev = encoder->dev->dev_private; 1125 1126 if (rdev->is_atom_bios) 1127 radeon_atom_output_lock(encoder, true); 1128 else 1129 radeon_combios_output_lock(encoder, true); 1130 radeon_legacy_tv_dac_dpms(encoder, DRM_MODE_DPMS_OFF); 1131 } 1132 1133 static void radeon_legacy_tv_dac_commit(struct drm_encoder *encoder) 1134 { 1135 struct radeon_device *rdev = encoder->dev->dev_private; 1136 1137 radeon_legacy_tv_dac_dpms(encoder, DRM_MODE_DPMS_ON); 1138 1139 if (rdev->is_atom_bios) 1140 radeon_atom_output_lock(encoder, true); 1141 else 1142 radeon_combios_output_lock(encoder, true); 1143 } 1144 1145 static void radeon_legacy_tv_dac_mode_set(struct drm_encoder *encoder, 1146 struct drm_display_mode *mode, 1147 struct drm_display_mode *adjusted_mode) 1148 { 1149 struct drm_device *dev = encoder->dev; 1150 struct radeon_device *rdev = dev->dev_private; 1151 struct radeon_crtc *radeon_crtc = to_radeon_crtc(encoder->crtc); 1152 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); 1153 struct radeon_encoder_tv_dac *tv_dac = radeon_encoder->enc_priv; 1154 uint32_t tv_dac_cntl, gpiopad_a = 0, dac2_cntl, disp_output_cntl = 0; 1155 uint32_t disp_hw_debug = 0, fp2_gen_cntl = 0, disp_tv_out_cntl = 0; 1156 bool is_tv = false; 1157 1158 DRM_DEBUG_KMS("\n"); 1159 1160 is_tv = radeon_encoder->active_device & ATOM_DEVICE_TV_SUPPORT ? true : false; 1161 1162 if (rdev->family != CHIP_R200) { 1163 tv_dac_cntl = RREG32(RADEON_TV_DAC_CNTL); 1164 if (rdev->family == CHIP_R420 || 1165 rdev->family == CHIP_R423 || 1166 rdev->family == CHIP_RV410) { 1167 tv_dac_cntl &= ~(RADEON_TV_DAC_STD_MASK | 1168 RADEON_TV_DAC_BGADJ_MASK | 1169 R420_TV_DAC_DACADJ_MASK | 1170 R420_TV_DAC_RDACPD | 1171 R420_TV_DAC_GDACPD | 1172 R420_TV_DAC_BDACPD | 1173 R420_TV_DAC_TVENABLE); 1174 } else { 1175 tv_dac_cntl &= ~(RADEON_TV_DAC_STD_MASK | 1176 RADEON_TV_DAC_BGADJ_MASK | 1177 RADEON_TV_DAC_DACADJ_MASK | 1178 RADEON_TV_DAC_RDACPD | 1179 RADEON_TV_DAC_GDACPD | 1180 RADEON_TV_DAC_BDACPD); 1181 } 1182 1183 tv_dac_cntl |= RADEON_TV_DAC_NBLANK | RADEON_TV_DAC_NHOLD; 1184 1185 if (is_tv) { 1186 if (tv_dac->tv_std == TV_STD_NTSC || 1187 tv_dac->tv_std == TV_STD_NTSC_J || 1188 tv_dac->tv_std == TV_STD_PAL_M || 1189 tv_dac->tv_std == TV_STD_PAL_60) 1190 tv_dac_cntl |= tv_dac->ntsc_tvdac_adj; 1191 else 1192 tv_dac_cntl |= tv_dac->pal_tvdac_adj; 1193 1194 if (tv_dac->tv_std == TV_STD_NTSC || 1195 tv_dac->tv_std == TV_STD_NTSC_J) 1196 tv_dac_cntl |= RADEON_TV_DAC_STD_NTSC; 1197 else 1198 tv_dac_cntl |= RADEON_TV_DAC_STD_PAL; 1199 } else 1200 tv_dac_cntl |= (RADEON_TV_DAC_STD_PS2 | 1201 tv_dac->ps2_tvdac_adj); 1202 1203 WREG32(RADEON_TV_DAC_CNTL, tv_dac_cntl); 1204 } 1205 1206 if (ASIC_IS_R300(rdev)) { 1207 gpiopad_a = RREG32(RADEON_GPIOPAD_A) | 1; 1208 disp_output_cntl = RREG32(RADEON_DISP_OUTPUT_CNTL); 1209 } else if (rdev->family != CHIP_R200) 1210 disp_hw_debug = RREG32(RADEON_DISP_HW_DEBUG); 1211 else if (rdev->family == CHIP_R200) 1212 fp2_gen_cntl = RREG32(RADEON_FP2_GEN_CNTL); 1213 1214 if (rdev->family >= CHIP_R200) 1215 disp_tv_out_cntl = RREG32(RADEON_DISP_TV_OUT_CNTL); 1216 1217 if (is_tv) { 1218 uint32_t dac_cntl; 1219 1220 dac_cntl = RREG32(RADEON_DAC_CNTL); 1221 dac_cntl &= ~RADEON_DAC_TVO_EN; 1222 WREG32(RADEON_DAC_CNTL, dac_cntl); 1223 1224 if (ASIC_IS_R300(rdev)) 1225 gpiopad_a = RREG32(RADEON_GPIOPAD_A) & ~1; 1226 1227 dac2_cntl = RREG32(RADEON_DAC_CNTL2) & ~RADEON_DAC2_DAC2_CLK_SEL; 1228 if (radeon_crtc->crtc_id == 0) { 1229 if (ASIC_IS_R300(rdev)) { 1230 disp_output_cntl &= ~RADEON_DISP_TVDAC_SOURCE_MASK; 1231 disp_output_cntl |= (RADEON_DISP_TVDAC_SOURCE_CRTC | 1232 RADEON_DISP_TV_SOURCE_CRTC); 1233 } 1234 if (rdev->family >= CHIP_R200) { 1235 disp_tv_out_cntl &= ~RADEON_DISP_TV_PATH_SRC_CRTC2; 1236 } else { 1237 disp_hw_debug |= RADEON_CRT2_DISP1_SEL; 1238 } 1239 } else { 1240 if (ASIC_IS_R300(rdev)) { 1241 disp_output_cntl &= ~RADEON_DISP_TVDAC_SOURCE_MASK; 1242 disp_output_cntl |= RADEON_DISP_TV_SOURCE_CRTC; 1243 } 1244 if (rdev->family >= CHIP_R200) { 1245 disp_tv_out_cntl |= RADEON_DISP_TV_PATH_SRC_CRTC2; 1246 } else { 1247 disp_hw_debug &= ~RADEON_CRT2_DISP1_SEL; 1248 } 1249 } 1250 WREG32(RADEON_DAC_CNTL2, dac2_cntl); 1251 } else { 1252 1253 dac2_cntl = RREG32(RADEON_DAC_CNTL2) | RADEON_DAC2_DAC2_CLK_SEL; 1254 1255 if (radeon_crtc->crtc_id == 0) { 1256 if (ASIC_IS_R300(rdev)) { 1257 disp_output_cntl &= ~RADEON_DISP_TVDAC_SOURCE_MASK; 1258 disp_output_cntl |= RADEON_DISP_TVDAC_SOURCE_CRTC; 1259 } else if (rdev->family == CHIP_R200) { 1260 fp2_gen_cntl &= ~(R200_FP2_SOURCE_SEL_MASK | 1261 RADEON_FP2_DVO_RATE_SEL_SDR); 1262 } else 1263 disp_hw_debug |= RADEON_CRT2_DISP1_SEL; 1264 } else { 1265 if (ASIC_IS_R300(rdev)) { 1266 disp_output_cntl &= ~RADEON_DISP_TVDAC_SOURCE_MASK; 1267 disp_output_cntl |= RADEON_DISP_TVDAC_SOURCE_CRTC2; 1268 } else if (rdev->family == CHIP_R200) { 1269 fp2_gen_cntl &= ~(R200_FP2_SOURCE_SEL_MASK | 1270 RADEON_FP2_DVO_RATE_SEL_SDR); 1271 fp2_gen_cntl |= R200_FP2_SOURCE_SEL_CRTC2; 1272 } else 1273 disp_hw_debug &= ~RADEON_CRT2_DISP1_SEL; 1274 } 1275 WREG32(RADEON_DAC_CNTL2, dac2_cntl); 1276 } 1277 1278 if (ASIC_IS_R300(rdev)) { 1279 WREG32_P(RADEON_GPIOPAD_A, gpiopad_a, ~1); 1280 WREG32(RADEON_DISP_OUTPUT_CNTL, disp_output_cntl); 1281 } else if (rdev->family != CHIP_R200) 1282 WREG32(RADEON_DISP_HW_DEBUG, disp_hw_debug); 1283 else if (rdev->family == CHIP_R200) 1284 WREG32(RADEON_FP2_GEN_CNTL, fp2_gen_cntl); 1285 1286 if (rdev->family >= CHIP_R200) 1287 WREG32(RADEON_DISP_TV_OUT_CNTL, disp_tv_out_cntl); 1288 1289 if (is_tv) 1290 radeon_legacy_tv_mode_set(encoder, mode, adjusted_mode); 1291 1292 if (rdev->is_atom_bios) 1293 radeon_atombios_encoder_crtc_scratch_regs(encoder, radeon_crtc->crtc_id); 1294 else 1295 radeon_combios_encoder_crtc_scratch_regs(encoder, radeon_crtc->crtc_id); 1296 1297 } 1298 1299 static bool r300_legacy_tv_detect(struct drm_encoder *encoder, 1300 struct drm_connector *connector) 1301 { 1302 struct drm_device *dev = encoder->dev; 1303 struct radeon_device *rdev = dev->dev_private; 1304 uint32_t crtc2_gen_cntl, tv_dac_cntl, dac_cntl2, dac_ext_cntl; 1305 uint32_t disp_output_cntl, gpiopad_a, tmp; 1306 bool found = false; 1307 1308 /* save regs needed */ 1309 gpiopad_a = RREG32(RADEON_GPIOPAD_A); 1310 dac_cntl2 = RREG32(RADEON_DAC_CNTL2); 1311 crtc2_gen_cntl = RREG32(RADEON_CRTC2_GEN_CNTL); 1312 dac_ext_cntl = RREG32(RADEON_DAC_EXT_CNTL); 1313 tv_dac_cntl = RREG32(RADEON_TV_DAC_CNTL); 1314 disp_output_cntl = RREG32(RADEON_DISP_OUTPUT_CNTL); 1315 1316 WREG32_P(RADEON_GPIOPAD_A, 0, ~1); 1317 1318 WREG32(RADEON_DAC_CNTL2, RADEON_DAC2_DAC2_CLK_SEL); 1319 1320 WREG32(RADEON_CRTC2_GEN_CNTL, 1321 RADEON_CRTC2_CRT2_ON | RADEON_CRTC2_VSYNC_TRISTAT); 1322 1323 tmp = disp_output_cntl & ~RADEON_DISP_TVDAC_SOURCE_MASK; 1324 tmp |= RADEON_DISP_TVDAC_SOURCE_CRTC2; 1325 WREG32(RADEON_DISP_OUTPUT_CNTL, tmp); 1326 1327 WREG32(RADEON_DAC_EXT_CNTL, 1328 RADEON_DAC2_FORCE_BLANK_OFF_EN | 1329 RADEON_DAC2_FORCE_DATA_EN | 1330 RADEON_DAC_FORCE_DATA_SEL_RGB | 1331 (0xec << RADEON_DAC_FORCE_DATA_SHIFT)); 1332 1333 WREG32(RADEON_TV_DAC_CNTL, 1334 RADEON_TV_DAC_STD_NTSC | 1335 (8 << RADEON_TV_DAC_BGADJ_SHIFT) | 1336 (6 << RADEON_TV_DAC_DACADJ_SHIFT)); 1337 1338 RREG32(RADEON_TV_DAC_CNTL); 1339 mdelay(4); 1340 1341 WREG32(RADEON_TV_DAC_CNTL, 1342 RADEON_TV_DAC_NBLANK | 1343 RADEON_TV_DAC_NHOLD | 1344 RADEON_TV_MONITOR_DETECT_EN | 1345 RADEON_TV_DAC_STD_NTSC | 1346 (8 << RADEON_TV_DAC_BGADJ_SHIFT) | 1347 (6 << RADEON_TV_DAC_DACADJ_SHIFT)); 1348 1349 RREG32(RADEON_TV_DAC_CNTL); 1350 mdelay(6); 1351 1352 tmp = RREG32(RADEON_TV_DAC_CNTL); 1353 if ((tmp & RADEON_TV_DAC_GDACDET) != 0) { 1354 found = true; 1355 DRM_DEBUG_KMS("S-video TV connection detected\n"); 1356 } else if ((tmp & RADEON_TV_DAC_BDACDET) != 0) { 1357 found = true; 1358 DRM_DEBUG_KMS("Composite TV connection detected\n"); 1359 } 1360 1361 WREG32(RADEON_TV_DAC_CNTL, tv_dac_cntl); 1362 WREG32(RADEON_DAC_EXT_CNTL, dac_ext_cntl); 1363 WREG32(RADEON_CRTC2_GEN_CNTL, crtc2_gen_cntl); 1364 WREG32(RADEON_DISP_OUTPUT_CNTL, disp_output_cntl); 1365 WREG32(RADEON_DAC_CNTL2, dac_cntl2); 1366 WREG32_P(RADEON_GPIOPAD_A, gpiopad_a, ~1); 1367 return found; 1368 } 1369 1370 static bool radeon_legacy_tv_detect(struct drm_encoder *encoder, 1371 struct drm_connector *connector) 1372 { 1373 struct drm_device *dev = encoder->dev; 1374 struct radeon_device *rdev = dev->dev_private; 1375 uint32_t tv_dac_cntl, dac_cntl2; 1376 uint32_t config_cntl, tv_pre_dac_mux_cntl, tv_master_cntl, tmp; 1377 bool found = false; 1378 1379 if (ASIC_IS_R300(rdev)) 1380 return r300_legacy_tv_detect(encoder, connector); 1381 1382 dac_cntl2 = RREG32(RADEON_DAC_CNTL2); 1383 tv_master_cntl = RREG32(RADEON_TV_MASTER_CNTL); 1384 tv_dac_cntl = RREG32(RADEON_TV_DAC_CNTL); 1385 config_cntl = RREG32(RADEON_CONFIG_CNTL); 1386 tv_pre_dac_mux_cntl = RREG32(RADEON_TV_PRE_DAC_MUX_CNTL); 1387 1388 tmp = dac_cntl2 & ~RADEON_DAC2_DAC2_CLK_SEL; 1389 WREG32(RADEON_DAC_CNTL2, tmp); 1390 1391 tmp = tv_master_cntl | RADEON_TV_ON; 1392 tmp &= ~(RADEON_TV_ASYNC_RST | 1393 RADEON_RESTART_PHASE_FIX | 1394 RADEON_CRT_FIFO_CE_EN | 1395 RADEON_TV_FIFO_CE_EN | 1396 RADEON_RE_SYNC_NOW_SEL_MASK); 1397 tmp |= RADEON_TV_FIFO_ASYNC_RST | RADEON_CRT_ASYNC_RST; 1398 WREG32(RADEON_TV_MASTER_CNTL, tmp); 1399 1400 tmp = RADEON_TV_DAC_NBLANK | RADEON_TV_DAC_NHOLD | 1401 RADEON_TV_MONITOR_DETECT_EN | RADEON_TV_DAC_STD_NTSC | 1402 (8 << RADEON_TV_DAC_BGADJ_SHIFT); 1403 1404 if (config_cntl & RADEON_CFG_ATI_REV_ID_MASK) 1405 tmp |= (4 << RADEON_TV_DAC_DACADJ_SHIFT); 1406 else 1407 tmp |= (8 << RADEON_TV_DAC_DACADJ_SHIFT); 1408 WREG32(RADEON_TV_DAC_CNTL, tmp); 1409 1410 tmp = RADEON_C_GRN_EN | RADEON_CMP_BLU_EN | 1411 RADEON_RED_MX_FORCE_DAC_DATA | 1412 RADEON_GRN_MX_FORCE_DAC_DATA | 1413 RADEON_BLU_MX_FORCE_DAC_DATA | 1414 (0x109 << RADEON_TV_FORCE_DAC_DATA_SHIFT); 1415 WREG32(RADEON_TV_PRE_DAC_MUX_CNTL, tmp); 1416 1417 mdelay(3); 1418 tmp = RREG32(RADEON_TV_DAC_CNTL); 1419 if (tmp & RADEON_TV_DAC_GDACDET) { 1420 found = true; 1421 DRM_DEBUG_KMS("S-video TV connection detected\n"); 1422 } else if ((tmp & RADEON_TV_DAC_BDACDET) != 0) { 1423 found = true; 1424 DRM_DEBUG_KMS("Composite TV connection detected\n"); 1425 } 1426 1427 WREG32(RADEON_TV_PRE_DAC_MUX_CNTL, tv_pre_dac_mux_cntl); 1428 WREG32(RADEON_TV_DAC_CNTL, tv_dac_cntl); 1429 WREG32(RADEON_TV_MASTER_CNTL, tv_master_cntl); 1430 WREG32(RADEON_DAC_CNTL2, dac_cntl2); 1431 return found; 1432 } 1433 1434 static bool radeon_legacy_ext_dac_detect(struct drm_encoder *encoder, 1435 struct drm_connector *connector) 1436 { 1437 struct drm_device *dev = encoder->dev; 1438 struct radeon_device *rdev = dev->dev_private; 1439 uint32_t gpio_monid, fp2_gen_cntl, disp_output_cntl, crtc2_gen_cntl; 1440 uint32_t disp_lin_trans_grph_a, disp_lin_trans_grph_b, disp_lin_trans_grph_c; 1441 uint32_t disp_lin_trans_grph_d, disp_lin_trans_grph_e, disp_lin_trans_grph_f; 1442 uint32_t tmp, crtc2_h_total_disp, crtc2_v_total_disp; 1443 uint32_t crtc2_h_sync_strt_wid, crtc2_v_sync_strt_wid; 1444 bool found = false; 1445 int i; 1446 1447 /* save the regs we need */ 1448 gpio_monid = RREG32(RADEON_GPIO_MONID); 1449 fp2_gen_cntl = RREG32(RADEON_FP2_GEN_CNTL); 1450 disp_output_cntl = RREG32(RADEON_DISP_OUTPUT_CNTL); 1451 crtc2_gen_cntl = RREG32(RADEON_CRTC2_GEN_CNTL); 1452 disp_lin_trans_grph_a = RREG32(RADEON_DISP_LIN_TRANS_GRPH_A); 1453 disp_lin_trans_grph_b = RREG32(RADEON_DISP_LIN_TRANS_GRPH_B); 1454 disp_lin_trans_grph_c = RREG32(RADEON_DISP_LIN_TRANS_GRPH_C); 1455 disp_lin_trans_grph_d = RREG32(RADEON_DISP_LIN_TRANS_GRPH_D); 1456 disp_lin_trans_grph_e = RREG32(RADEON_DISP_LIN_TRANS_GRPH_E); 1457 disp_lin_trans_grph_f = RREG32(RADEON_DISP_LIN_TRANS_GRPH_F); 1458 crtc2_h_total_disp = RREG32(RADEON_CRTC2_H_TOTAL_DISP); 1459 crtc2_v_total_disp = RREG32(RADEON_CRTC2_V_TOTAL_DISP); 1460 crtc2_h_sync_strt_wid = RREG32(RADEON_CRTC2_H_SYNC_STRT_WID); 1461 crtc2_v_sync_strt_wid = RREG32(RADEON_CRTC2_V_SYNC_STRT_WID); 1462 1463 tmp = RREG32(RADEON_GPIO_MONID); 1464 tmp &= ~RADEON_GPIO_A_0; 1465 WREG32(RADEON_GPIO_MONID, tmp); 1466 1467 WREG32(RADEON_FP2_GEN_CNTL, (RADEON_FP2_ON | 1468 RADEON_FP2_PANEL_FORMAT | 1469 R200_FP2_SOURCE_SEL_TRANS_UNIT | 1470 RADEON_FP2_DVO_EN | 1471 R200_FP2_DVO_RATE_SEL_SDR)); 1472 1473 WREG32(RADEON_DISP_OUTPUT_CNTL, (RADEON_DISP_DAC_SOURCE_RMX | 1474 RADEON_DISP_TRANS_MATRIX_GRAPHICS)); 1475 1476 WREG32(RADEON_CRTC2_GEN_CNTL, (RADEON_CRTC2_EN | 1477 RADEON_CRTC2_DISP_REQ_EN_B)); 1478 1479 WREG32(RADEON_DISP_LIN_TRANS_GRPH_A, 0x00000000); 1480 WREG32(RADEON_DISP_LIN_TRANS_GRPH_B, 0x000003f0); 1481 WREG32(RADEON_DISP_LIN_TRANS_GRPH_C, 0x00000000); 1482 WREG32(RADEON_DISP_LIN_TRANS_GRPH_D, 0x000003f0); 1483 WREG32(RADEON_DISP_LIN_TRANS_GRPH_E, 0x00000000); 1484 WREG32(RADEON_DISP_LIN_TRANS_GRPH_F, 0x000003f0); 1485 1486 WREG32(RADEON_CRTC2_H_TOTAL_DISP, 0x01000008); 1487 WREG32(RADEON_CRTC2_H_SYNC_STRT_WID, 0x00000800); 1488 WREG32(RADEON_CRTC2_V_TOTAL_DISP, 0x00080001); 1489 WREG32(RADEON_CRTC2_V_SYNC_STRT_WID, 0x00000080); 1490 1491 for (i = 0; i < 200; i++) { 1492 tmp = RREG32(RADEON_GPIO_MONID); 1493 if (tmp & RADEON_GPIO_Y_0) 1494 found = true; 1495 1496 if (found) 1497 break; 1498 1499 mdelay(1); 1500 if (!drm_can_sleep()) 1501 mdelay(1); 1502 else 1503 msleep(1); 1504 } 1505 1506 /* restore the regs we used */ 1507 WREG32(RADEON_DISP_LIN_TRANS_GRPH_A, disp_lin_trans_grph_a); 1508 WREG32(RADEON_DISP_LIN_TRANS_GRPH_B, disp_lin_trans_grph_b); 1509 WREG32(RADEON_DISP_LIN_TRANS_GRPH_C, disp_lin_trans_grph_c); 1510 WREG32(RADEON_DISP_LIN_TRANS_GRPH_D, disp_lin_trans_grph_d); 1511 WREG32(RADEON_DISP_LIN_TRANS_GRPH_E, disp_lin_trans_grph_e); 1512 WREG32(RADEON_DISP_LIN_TRANS_GRPH_F, disp_lin_trans_grph_f); 1513 WREG32(RADEON_CRTC2_H_TOTAL_DISP, crtc2_h_total_disp); 1514 WREG32(RADEON_CRTC2_V_TOTAL_DISP, crtc2_v_total_disp); 1515 WREG32(RADEON_CRTC2_H_SYNC_STRT_WID, crtc2_h_sync_strt_wid); 1516 WREG32(RADEON_CRTC2_V_SYNC_STRT_WID, crtc2_v_sync_strt_wid); 1517 WREG32(RADEON_CRTC2_GEN_CNTL, crtc2_gen_cntl); 1518 WREG32(RADEON_DISP_OUTPUT_CNTL, disp_output_cntl); 1519 WREG32(RADEON_FP2_GEN_CNTL, fp2_gen_cntl); 1520 WREG32(RADEON_GPIO_MONID, gpio_monid); 1521 1522 return found; 1523 } 1524 1525 static enum drm_connector_status radeon_legacy_tv_dac_detect(struct drm_encoder *encoder, 1526 struct drm_connector *connector) 1527 { 1528 struct drm_device *dev = encoder->dev; 1529 struct radeon_device *rdev = dev->dev_private; 1530 uint32_t crtc2_gen_cntl = 0, tv_dac_cntl, dac_cntl2, dac_ext_cntl; 1531 uint32_t gpiopad_a = 0, pixclks_cntl, tmp; 1532 uint32_t disp_output_cntl = 0, disp_hw_debug = 0, crtc_ext_cntl = 0; 1533 enum drm_connector_status found = connector_status_disconnected; 1534 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); 1535 struct radeon_encoder_tv_dac *tv_dac = radeon_encoder->enc_priv; 1536 bool color = true; 1537 struct drm_crtc *crtc; 1538 1539 /* find out if crtc2 is in use or if this encoder is using it */ 1540 list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) { 1541 struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc); 1542 if ((radeon_crtc->crtc_id == 1) && crtc->enabled) { 1543 if (encoder->crtc != crtc) { 1544 return connector_status_disconnected; 1545 } 1546 } 1547 } 1548 1549 if (connector->connector_type == DRM_MODE_CONNECTOR_SVIDEO || 1550 connector->connector_type == DRM_MODE_CONNECTOR_Composite || 1551 connector->connector_type == DRM_MODE_CONNECTOR_9PinDIN) { 1552 bool tv_detect; 1553 1554 if (radeon_encoder->active_device && !(radeon_encoder->active_device & ATOM_DEVICE_TV_SUPPORT)) 1555 return connector_status_disconnected; 1556 1557 tv_detect = radeon_legacy_tv_detect(encoder, connector); 1558 if (tv_detect && tv_dac) 1559 found = connector_status_connected; 1560 return found; 1561 } 1562 1563 /* don't probe if the encoder is being used for something else not CRT related */ 1564 if (radeon_encoder->active_device && !(radeon_encoder->active_device & ATOM_DEVICE_CRT_SUPPORT)) { 1565 DRM_INFO("not detecting due to %08x\n", radeon_encoder->active_device); 1566 return connector_status_disconnected; 1567 } 1568 1569 /* R200 uses an external DAC for secondary DAC */ 1570 if (rdev->family == CHIP_R200) { 1571 if (radeon_legacy_ext_dac_detect(encoder, connector)) 1572 found = connector_status_connected; 1573 return found; 1574 } 1575 1576 /* save the regs we need */ 1577 pixclks_cntl = RREG32_PLL(RADEON_PIXCLKS_CNTL); 1578 1579 if (rdev->flags & RADEON_SINGLE_CRTC) { 1580 crtc_ext_cntl = RREG32(RADEON_CRTC_EXT_CNTL); 1581 } else { 1582 if (ASIC_IS_R300(rdev)) { 1583 gpiopad_a = RREG32(RADEON_GPIOPAD_A); 1584 disp_output_cntl = RREG32(RADEON_DISP_OUTPUT_CNTL); 1585 } else { 1586 disp_hw_debug = RREG32(RADEON_DISP_HW_DEBUG); 1587 } 1588 crtc2_gen_cntl = RREG32(RADEON_CRTC2_GEN_CNTL); 1589 } 1590 tv_dac_cntl = RREG32(RADEON_TV_DAC_CNTL); 1591 dac_ext_cntl = RREG32(RADEON_DAC_EXT_CNTL); 1592 dac_cntl2 = RREG32(RADEON_DAC_CNTL2); 1593 1594 tmp = pixclks_cntl & ~(RADEON_PIX2CLK_ALWAYS_ONb 1595 | RADEON_PIX2CLK_DAC_ALWAYS_ONb); 1596 WREG32_PLL(RADEON_PIXCLKS_CNTL, tmp); 1597 1598 if (rdev->flags & RADEON_SINGLE_CRTC) { 1599 tmp = crtc_ext_cntl | RADEON_CRTC_CRT_ON; 1600 WREG32(RADEON_CRTC_EXT_CNTL, tmp); 1601 } else { 1602 tmp = crtc2_gen_cntl & ~RADEON_CRTC2_PIX_WIDTH_MASK; 1603 tmp |= RADEON_CRTC2_CRT2_ON | 1604 (2 << RADEON_CRTC2_PIX_WIDTH_SHIFT); 1605 WREG32(RADEON_CRTC2_GEN_CNTL, tmp); 1606 1607 if (ASIC_IS_R300(rdev)) { 1608 WREG32_P(RADEON_GPIOPAD_A, 1, ~1); 1609 tmp = disp_output_cntl & ~RADEON_DISP_TVDAC_SOURCE_MASK; 1610 tmp |= RADEON_DISP_TVDAC_SOURCE_CRTC2; 1611 WREG32(RADEON_DISP_OUTPUT_CNTL, tmp); 1612 } else { 1613 tmp = disp_hw_debug & ~RADEON_CRT2_DISP1_SEL; 1614 WREG32(RADEON_DISP_HW_DEBUG, tmp); 1615 } 1616 } 1617 1618 tmp = RADEON_TV_DAC_NBLANK | 1619 RADEON_TV_DAC_NHOLD | 1620 RADEON_TV_MONITOR_DETECT_EN | 1621 RADEON_TV_DAC_STD_PS2; 1622 1623 WREG32(RADEON_TV_DAC_CNTL, tmp); 1624 1625 tmp = RADEON_DAC2_FORCE_BLANK_OFF_EN | 1626 RADEON_DAC2_FORCE_DATA_EN; 1627 1628 if (color) 1629 tmp |= RADEON_DAC_FORCE_DATA_SEL_RGB; 1630 else 1631 tmp |= RADEON_DAC_FORCE_DATA_SEL_G; 1632 1633 if (ASIC_IS_R300(rdev)) 1634 tmp |= (0x1b6 << RADEON_DAC_FORCE_DATA_SHIFT); 1635 else 1636 tmp |= (0x180 << RADEON_DAC_FORCE_DATA_SHIFT); 1637 1638 WREG32(RADEON_DAC_EXT_CNTL, tmp); 1639 1640 tmp = dac_cntl2 | RADEON_DAC2_DAC2_CLK_SEL | RADEON_DAC2_CMP_EN; 1641 WREG32(RADEON_DAC_CNTL2, tmp); 1642 1643 mdelay(10); 1644 1645 if (ASIC_IS_R300(rdev)) { 1646 if (RREG32(RADEON_DAC_CNTL2) & RADEON_DAC2_CMP_OUT_B) 1647 found = connector_status_connected; 1648 } else { 1649 if (RREG32(RADEON_DAC_CNTL2) & RADEON_DAC2_CMP_OUTPUT) 1650 found = connector_status_connected; 1651 } 1652 1653 /* restore regs we used */ 1654 WREG32(RADEON_DAC_CNTL2, dac_cntl2); 1655 WREG32(RADEON_DAC_EXT_CNTL, dac_ext_cntl); 1656 WREG32(RADEON_TV_DAC_CNTL, tv_dac_cntl); 1657 1658 if (rdev->flags & RADEON_SINGLE_CRTC) { 1659 WREG32(RADEON_CRTC_EXT_CNTL, crtc_ext_cntl); 1660 } else { 1661 WREG32(RADEON_CRTC2_GEN_CNTL, crtc2_gen_cntl); 1662 if (ASIC_IS_R300(rdev)) { 1663 WREG32(RADEON_DISP_OUTPUT_CNTL, disp_output_cntl); 1664 WREG32_P(RADEON_GPIOPAD_A, gpiopad_a, ~1); 1665 } else { 1666 WREG32(RADEON_DISP_HW_DEBUG, disp_hw_debug); 1667 } 1668 } 1669 1670 WREG32_PLL(RADEON_PIXCLKS_CNTL, pixclks_cntl); 1671 1672 return found; 1673 1674 } 1675 1676 static const struct drm_encoder_helper_funcs radeon_legacy_tv_dac_helper_funcs = { 1677 .dpms = radeon_legacy_tv_dac_dpms, 1678 .mode_fixup = radeon_legacy_mode_fixup, 1679 .prepare = radeon_legacy_tv_dac_prepare, 1680 .mode_set = radeon_legacy_tv_dac_mode_set, 1681 .commit = radeon_legacy_tv_dac_commit, 1682 .detect = radeon_legacy_tv_dac_detect, 1683 .disable = radeon_legacy_encoder_disable, 1684 }; 1685 1686 1687 static const struct drm_encoder_funcs radeon_legacy_tv_dac_enc_funcs = { 1688 .destroy = radeon_enc_destroy, 1689 }; 1690 1691 1692 static struct radeon_encoder_int_tmds *radeon_legacy_get_tmds_info(struct radeon_encoder *encoder) 1693 { 1694 struct drm_device *dev = encoder->base.dev; 1695 struct radeon_device *rdev = dev->dev_private; 1696 struct radeon_encoder_int_tmds *tmds = NULL; 1697 bool ret; 1698 1699 tmds = kzalloc(sizeof(struct radeon_encoder_int_tmds), GFP_KERNEL); 1700 1701 if (!tmds) 1702 return NULL; 1703 1704 if (rdev->is_atom_bios) 1705 ret = radeon_atombios_get_tmds_info(encoder, tmds); 1706 else 1707 ret = radeon_legacy_get_tmds_info_from_combios(encoder, tmds); 1708 1709 if (ret == false) 1710 radeon_legacy_get_tmds_info_from_table(encoder, tmds); 1711 1712 return tmds; 1713 } 1714 1715 static struct radeon_encoder_ext_tmds *radeon_legacy_get_ext_tmds_info(struct radeon_encoder *encoder) 1716 { 1717 struct drm_device *dev = encoder->base.dev; 1718 struct radeon_device *rdev = dev->dev_private; 1719 struct radeon_encoder_ext_tmds *tmds = NULL; 1720 bool ret; 1721 1722 if (rdev->is_atom_bios) 1723 return NULL; 1724 1725 tmds = kzalloc(sizeof(struct radeon_encoder_ext_tmds), GFP_KERNEL); 1726 1727 if (!tmds) 1728 return NULL; 1729 1730 ret = radeon_legacy_get_ext_tmds_info_from_combios(encoder, tmds); 1731 1732 if (ret == false) 1733 radeon_legacy_get_ext_tmds_info_from_table(encoder, tmds); 1734 1735 return tmds; 1736 } 1737 1738 void 1739 radeon_add_legacy_encoder(struct drm_device *dev, uint32_t encoder_enum, uint32_t supported_device) 1740 { 1741 struct radeon_device *rdev = dev->dev_private; 1742 struct drm_encoder *encoder; 1743 struct radeon_encoder *radeon_encoder; 1744 1745 /* see if we already added it */ 1746 list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) { 1747 radeon_encoder = to_radeon_encoder(encoder); 1748 if (radeon_encoder->encoder_enum == encoder_enum) { 1749 radeon_encoder->devices |= supported_device; 1750 return; 1751 } 1752 1753 } 1754 1755 /* add a new one */ 1756 radeon_encoder = kzalloc(sizeof(struct radeon_encoder), GFP_KERNEL); 1757 if (!radeon_encoder) 1758 return; 1759 1760 encoder = &radeon_encoder->base; 1761 if (rdev->flags & RADEON_SINGLE_CRTC) 1762 encoder->possible_crtcs = 0x1; 1763 else 1764 encoder->possible_crtcs = 0x3; 1765 1766 radeon_encoder->enc_priv = NULL; 1767 1768 radeon_encoder->encoder_enum = encoder_enum; 1769 radeon_encoder->encoder_id = (encoder_enum & OBJECT_ID_MASK) >> OBJECT_ID_SHIFT; 1770 radeon_encoder->devices = supported_device; 1771 radeon_encoder->rmx_type = RMX_OFF; 1772 1773 switch (radeon_encoder->encoder_id) { 1774 case ENCODER_OBJECT_ID_INTERNAL_LVDS: 1775 encoder->possible_crtcs = 0x1; 1776 drm_encoder_init(dev, encoder, &radeon_legacy_lvds_enc_funcs, 1777 DRM_MODE_ENCODER_LVDS, NULL); 1778 drm_encoder_helper_add(encoder, &radeon_legacy_lvds_helper_funcs); 1779 if (rdev->is_atom_bios) 1780 radeon_encoder->enc_priv = radeon_atombios_get_lvds_info(radeon_encoder); 1781 else 1782 radeon_encoder->enc_priv = radeon_combios_get_lvds_info(radeon_encoder); 1783 radeon_encoder->rmx_type = RMX_FULL; 1784 break; 1785 case ENCODER_OBJECT_ID_INTERNAL_TMDS1: 1786 drm_encoder_init(dev, encoder, &radeon_legacy_tmds_int_enc_funcs, 1787 DRM_MODE_ENCODER_TMDS, NULL); 1788 drm_encoder_helper_add(encoder, &radeon_legacy_tmds_int_helper_funcs); 1789 radeon_encoder->enc_priv = radeon_legacy_get_tmds_info(radeon_encoder); 1790 break; 1791 case ENCODER_OBJECT_ID_INTERNAL_DAC1: 1792 drm_encoder_init(dev, encoder, &radeon_legacy_primary_dac_enc_funcs, 1793 DRM_MODE_ENCODER_DAC, NULL); 1794 drm_encoder_helper_add(encoder, &radeon_legacy_primary_dac_helper_funcs); 1795 if (rdev->is_atom_bios) 1796 radeon_encoder->enc_priv = radeon_atombios_get_primary_dac_info(radeon_encoder); 1797 else 1798 radeon_encoder->enc_priv = radeon_combios_get_primary_dac_info(radeon_encoder); 1799 break; 1800 case ENCODER_OBJECT_ID_INTERNAL_DAC2: 1801 drm_encoder_init(dev, encoder, &radeon_legacy_tv_dac_enc_funcs, 1802 DRM_MODE_ENCODER_TVDAC, NULL); 1803 drm_encoder_helper_add(encoder, &radeon_legacy_tv_dac_helper_funcs); 1804 if (rdev->is_atom_bios) 1805 radeon_encoder->enc_priv = radeon_atombios_get_tv_dac_info(radeon_encoder); 1806 else 1807 radeon_encoder->enc_priv = radeon_combios_get_tv_dac_info(radeon_encoder); 1808 break; 1809 case ENCODER_OBJECT_ID_INTERNAL_DVO1: 1810 drm_encoder_init(dev, encoder, &radeon_legacy_tmds_ext_enc_funcs, 1811 DRM_MODE_ENCODER_TMDS, NULL); 1812 drm_encoder_helper_add(encoder, &radeon_legacy_tmds_ext_helper_funcs); 1813 if (!rdev->is_atom_bios) 1814 radeon_encoder->enc_priv = radeon_legacy_get_ext_tmds_info(radeon_encoder); 1815 break; 1816 } 1817 } 1818