| 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_edid.h> |
| 28 | #include <drm/drm_crtc_helper.h> |
| 29 | #include <drm/drm_fb_helper.h> |
| 30 | #include <drm/radeon_drm.h> |
| 31 | #include "radeon.h" |
| 32 | #include "atom.h" |
| 33 | |
| 34 | #include <linux/pm_runtime.h> |
| 35 | |
| 36 | void radeon_connector_hotplug(struct drm_connector *connector) |
| 37 | { |
| 38 | struct drm_device *dev = connector->dev; |
| 39 | struct radeon_device *rdev = dev->dev_private; |
| 40 | struct radeon_connector *radeon_connector = to_radeon_connector(connector); |
| 41 | |
| 42 | /* bail if the connector does not have hpd pin, e.g., |
| 43 | * VGA, TV, etc. |
| 44 | */ |
| 45 | if (radeon_connector->hpd.hpd == RADEON_HPD_NONE) |
| 46 | return; |
| 47 | |
| 48 | radeon_hpd_set_polarity(rdev, radeon_connector->hpd.hpd); |
| 49 | |
| 50 | /* if the connector is already off, don't turn it back on */ |
| 51 | if (connector->dpms != DRM_MODE_DPMS_ON) |
| 52 | return; |
| 53 | |
| 54 | /* just deal with DP (not eDP) here. */ |
| 55 | if (connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort) { |
| 56 | struct radeon_connector_atom_dig *dig_connector = |
| 57 | radeon_connector->con_priv; |
| 58 | |
| 59 | /* if existing sink type was not DP no need to retrain */ |
| 60 | if (dig_connector->dp_sink_type != CONNECTOR_OBJECT_ID_DISPLAYPORT) |
| 61 | return; |
| 62 | |
| 63 | /* first get sink type as it may be reset after (un)plug */ |
| 64 | dig_connector->dp_sink_type = radeon_dp_getsinktype(radeon_connector); |
| 65 | /* don't do anything if sink is not display port, i.e., |
| 66 | * passive dp->(dvi|hdmi) adaptor |
| 67 | */ |
| 68 | if (dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) { |
| 69 | int saved_dpms = connector->dpms; |
| 70 | /* Only turn off the display if it's physically disconnected */ |
| 71 | if (!radeon_hpd_sense(rdev, radeon_connector->hpd.hpd)) { |
| 72 | drm_helper_connector_dpms(connector, DRM_MODE_DPMS_OFF); |
| 73 | } else if (radeon_dp_needs_link_train(radeon_connector)) { |
| 74 | /* set it to OFF so that drm_helper_connector_dpms() |
| 75 | * won't return immediately since the current state |
| 76 | * is ON at this point. |
| 77 | */ |
| 78 | connector->dpms = DRM_MODE_DPMS_OFF; |
| 79 | drm_helper_connector_dpms(connector, DRM_MODE_DPMS_ON); |
| 80 | } |
| 81 | connector->dpms = saved_dpms; |
| 82 | } |
| 83 | } |
| 84 | } |
| 85 | |
| 86 | static void radeon_property_change_mode(struct drm_encoder *encoder) |
| 87 | { |
| 88 | struct drm_crtc *crtc = encoder->crtc; |
| 89 | |
| 90 | if (crtc && crtc->enabled) { |
| 91 | drm_crtc_helper_set_mode(crtc, &crtc->mode, |
| 92 | crtc->x, crtc->y, crtc->primary->fb); |
| 93 | } |
| 94 | } |
| 95 | |
| 96 | int radeon_get_monitor_bpc(struct drm_connector *connector) |
| 97 | { |
| 98 | struct drm_device *dev = connector->dev; |
| 99 | struct radeon_device *rdev = dev->dev_private; |
| 100 | struct radeon_connector *radeon_connector = to_radeon_connector(connector); |
| 101 | struct radeon_connector_atom_dig *dig_connector; |
| 102 | int bpc = 8; |
| 103 | |
| 104 | switch (connector->connector_type) { |
| 105 | case DRM_MODE_CONNECTOR_DVII: |
| 106 | case DRM_MODE_CONNECTOR_HDMIB: |
| 107 | if (radeon_connector->use_digital) { |
| 108 | if (drm_detect_hdmi_monitor(radeon_connector->edid)) { |
| 109 | if (connector->display_info.bpc) |
| 110 | bpc = connector->display_info.bpc; |
| 111 | } |
| 112 | } |
| 113 | break; |
| 114 | case DRM_MODE_CONNECTOR_DVID: |
| 115 | case DRM_MODE_CONNECTOR_HDMIA: |
| 116 | if (drm_detect_hdmi_monitor(radeon_connector->edid)) { |
| 117 | if (connector->display_info.bpc) |
| 118 | bpc = connector->display_info.bpc; |
| 119 | } |
| 120 | break; |
| 121 | case DRM_MODE_CONNECTOR_DisplayPort: |
| 122 | dig_connector = radeon_connector->con_priv; |
| 123 | if ((dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) || |
| 124 | (dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_eDP) || |
| 125 | drm_detect_hdmi_monitor(radeon_connector->edid)) { |
| 126 | if (connector->display_info.bpc) |
| 127 | bpc = connector->display_info.bpc; |
| 128 | } |
| 129 | break; |
| 130 | case DRM_MODE_CONNECTOR_eDP: |
| 131 | case DRM_MODE_CONNECTOR_LVDS: |
| 132 | if (connector->display_info.bpc) |
| 133 | bpc = connector->display_info.bpc; |
| 134 | else if (ASIC_IS_DCE41(rdev) || ASIC_IS_DCE5(rdev)) { |
| 135 | struct drm_connector_helper_funcs *connector_funcs = |
| 136 | connector->helper_private; |
| 137 | struct drm_encoder *encoder = connector_funcs->best_encoder(connector); |
| 138 | struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); |
| 139 | struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv; |
| 140 | |
| 141 | if (dig->lcd_misc & ATOM_PANEL_MISC_V13_6BIT_PER_COLOR) |
| 142 | bpc = 6; |
| 143 | else if (dig->lcd_misc & ATOM_PANEL_MISC_V13_8BIT_PER_COLOR) |
| 144 | bpc = 8; |
| 145 | } |
| 146 | break; |
| 147 | } |
| 148 | return bpc; |
| 149 | } |
| 150 | |
| 151 | static void |
| 152 | radeon_connector_update_scratch_regs(struct drm_connector *connector, enum drm_connector_status status) |
| 153 | { |
| 154 | struct drm_device *dev = connector->dev; |
| 155 | struct radeon_device *rdev = dev->dev_private; |
| 156 | struct drm_encoder *best_encoder = NULL; |
| 157 | struct drm_encoder *encoder = NULL; |
| 158 | struct drm_connector_helper_funcs *connector_funcs = connector->helper_private; |
| 159 | struct drm_mode_object *obj; |
| 160 | bool connected; |
| 161 | int i; |
| 162 | |
| 163 | best_encoder = connector_funcs->best_encoder(connector); |
| 164 | |
| 165 | for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) { |
| 166 | if (connector->encoder_ids[i] == 0) |
| 167 | break; |
| 168 | |
| 169 | obj = drm_mode_object_find(connector->dev, |
| 170 | connector->encoder_ids[i], |
| 171 | DRM_MODE_OBJECT_ENCODER); |
| 172 | if (!obj) |
| 173 | continue; |
| 174 | |
| 175 | encoder = obj_to_encoder(obj); |
| 176 | |
| 177 | if ((encoder == best_encoder) && (status == connector_status_connected)) |
| 178 | connected = true; |
| 179 | else |
| 180 | connected = false; |
| 181 | |
| 182 | if (rdev->is_atom_bios) |
| 183 | radeon_atombios_connected_scratch_regs(connector, encoder, connected); |
| 184 | else |
| 185 | radeon_combios_connected_scratch_regs(connector, encoder, connected); |
| 186 | |
| 187 | } |
| 188 | } |
| 189 | |
| 190 | static struct drm_encoder *radeon_find_encoder(struct drm_connector *connector, int encoder_type) |
| 191 | { |
| 192 | struct drm_mode_object *obj; |
| 193 | struct drm_encoder *encoder; |
| 194 | int i; |
| 195 | |
| 196 | for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) { |
| 197 | if (connector->encoder_ids[i] == 0) |
| 198 | break; |
| 199 | |
| 200 | obj = drm_mode_object_find(connector->dev, connector->encoder_ids[i], DRM_MODE_OBJECT_ENCODER); |
| 201 | if (!obj) |
| 202 | continue; |
| 203 | |
| 204 | encoder = obj_to_encoder(obj); |
| 205 | if (encoder->encoder_type == encoder_type) |
| 206 | return encoder; |
| 207 | } |
| 208 | return NULL; |
| 209 | } |
| 210 | |
| 211 | static struct drm_encoder *radeon_best_single_encoder(struct drm_connector *connector) |
| 212 | { |
| 213 | int enc_id = connector->encoder_ids[0]; |
| 214 | struct drm_mode_object *obj; |
| 215 | struct drm_encoder *encoder; |
| 216 | |
| 217 | /* pick the encoder ids */ |
| 218 | if (enc_id) { |
| 219 | obj = drm_mode_object_find(connector->dev, enc_id, DRM_MODE_OBJECT_ENCODER); |
| 220 | if (!obj) |
| 221 | return NULL; |
| 222 | encoder = obj_to_encoder(obj); |
| 223 | return encoder; |
| 224 | } |
| 225 | return NULL; |
| 226 | } |
| 227 | |
| 228 | /* |
| 229 | * radeon_connector_analog_encoder_conflict_solve |
| 230 | * - search for other connectors sharing this encoder |
| 231 | * if priority is true, then set them disconnected if this is connected |
| 232 | * if priority is false, set us disconnected if they are connected |
| 233 | */ |
| 234 | static enum drm_connector_status |
| 235 | radeon_connector_analog_encoder_conflict_solve(struct drm_connector *connector, |
| 236 | struct drm_encoder *encoder, |
| 237 | enum drm_connector_status current_status, |
| 238 | bool priority) |
| 239 | { |
| 240 | struct drm_device *dev = connector->dev; |
| 241 | struct drm_connector *conflict; |
| 242 | struct radeon_connector *radeon_conflict; |
| 243 | int i; |
| 244 | |
| 245 | list_for_each_entry(conflict, &dev->mode_config.connector_list, head) { |
| 246 | if (conflict == connector) |
| 247 | continue; |
| 248 | |
| 249 | radeon_conflict = to_radeon_connector(conflict); |
| 250 | for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) { |
| 251 | if (conflict->encoder_ids[i] == 0) |
| 252 | break; |
| 253 | |
| 254 | /* if the IDs match */ |
| 255 | if (conflict->encoder_ids[i] == encoder->base.id) { |
| 256 | if (conflict->status != connector_status_connected) |
| 257 | continue; |
| 258 | |
| 259 | if (radeon_conflict->use_digital) |
| 260 | continue; |
| 261 | |
| 262 | if (priority == true) { |
| 263 | DRM_DEBUG_KMS("1: conflicting encoders switching off %s\n" , drm_get_connector_name(conflict)); |
| 264 | DRM_DEBUG_KMS("in favor of %s\n" , drm_get_connector_name(connector)); |
| 265 | conflict->status = connector_status_disconnected; |
| 266 | radeon_connector_update_scratch_regs(conflict, connector_status_disconnected); |
| 267 | } else { |
| 268 | DRM_DEBUG_KMS("2: conflicting encoders switching off %s\n" , drm_get_connector_name(connector)); |
| 269 | DRM_DEBUG_KMS("in favor of %s\n" , drm_get_connector_name(conflict)); |
| 270 | current_status = connector_status_disconnected; |
| 271 | } |
| 272 | break; |
| 273 | } |
| 274 | } |
| 275 | } |
| 276 | return current_status; |
| 277 | |
| 278 | } |
| 279 | |
| 280 | static struct drm_display_mode *radeon_fp_native_mode(struct drm_encoder *encoder) |
| 281 | { |
| 282 | struct drm_device *dev = encoder->dev; |
| 283 | struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); |
| 284 | struct drm_display_mode *mode = NULL; |
| 285 | struct drm_display_mode *native_mode = &radeon_encoder->native_mode; |
| 286 | |
| 287 | if (native_mode->hdisplay != 0 && |
| 288 | native_mode->vdisplay != 0 && |
| 289 | native_mode->clock != 0) { |
| 290 | mode = drm_mode_duplicate(dev, native_mode); |
| 291 | mode->type = DRM_MODE_TYPE_PREFERRED | DRM_MODE_TYPE_DRIVER; |
| 292 | drm_mode_set_name(mode); |
| 293 | |
| 294 | DRM_DEBUG_KMS("Adding native panel mode %s\n" , mode->name); |
| 295 | } else if (native_mode->hdisplay != 0 && |
| 296 | native_mode->vdisplay != 0) { |
| 297 | /* mac laptops without an edid */ |
| 298 | /* Note that this is not necessarily the exact panel mode, |
| 299 | * but an approximation based on the cvt formula. For these |
| 300 | * systems we should ideally read the mode info out of the |
| 301 | * registers or add a mode table, but this works and is much |
| 302 | * simpler. |
| 303 | */ |
| 304 | mode = drm_cvt_mode(dev, native_mode->hdisplay, native_mode->vdisplay, 60, true, false, false); |
| 305 | mode->type = DRM_MODE_TYPE_PREFERRED | DRM_MODE_TYPE_DRIVER; |
| 306 | DRM_DEBUG_KMS("Adding cvt approximation of native panel mode %s\n" , mode->name); |
| 307 | } |
| 308 | return mode; |
| 309 | } |
| 310 | |
| 311 | static void radeon_add_common_modes(struct drm_encoder *encoder, struct drm_connector *connector) |
| 312 | { |
| 313 | struct drm_device *dev = encoder->dev; |
| 314 | struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); |
| 315 | struct drm_display_mode *mode = NULL; |
| 316 | struct drm_display_mode *native_mode = &radeon_encoder->native_mode; |
| 317 | int i; |
| 318 | struct mode_size { |
| 319 | int w; |
| 320 | int h; |
| 321 | } common_modes[17] = { |
| 322 | { 640, 480}, |
| 323 | { 720, 480}, |
| 324 | { 800, 600}, |
| 325 | { 848, 480}, |
| 326 | {1024, 768}, |
| 327 | {1152, 768}, |
| 328 | {1280, 720}, |
| 329 | {1280, 800}, |
| 330 | {1280, 854}, |
| 331 | {1280, 960}, |
| 332 | {1280, 1024}, |
| 333 | {1440, 900}, |
| 334 | {1400, 1050}, |
| 335 | {1680, 1050}, |
| 336 | {1600, 1200}, |
| 337 | {1920, 1080}, |
| 338 | {1920, 1200} |
| 339 | }; |
| 340 | |
| 341 | for (i = 0; i < 17; i++) { |
| 342 | if (radeon_encoder->devices & (ATOM_DEVICE_TV_SUPPORT)) { |
| 343 | if (common_modes[i].w > 1024 || |
| 344 | common_modes[i].h > 768) |
| 345 | continue; |
| 346 | } |
| 347 | if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) { |
| 348 | if (common_modes[i].w > native_mode->hdisplay || |
| 349 | common_modes[i].h > native_mode->vdisplay || |
| 350 | (common_modes[i].w == native_mode->hdisplay && |
| 351 | common_modes[i].h == native_mode->vdisplay)) |
| 352 | continue; |
| 353 | } |
| 354 | if (common_modes[i].w < 320 || common_modes[i].h < 200) |
| 355 | continue; |
| 356 | |
| 357 | mode = drm_cvt_mode(dev, common_modes[i].w, common_modes[i].h, 60, false, false, false); |
| 358 | drm_mode_probed_add(connector, mode); |
| 359 | } |
| 360 | } |
| 361 | |
| 362 | static int radeon_connector_set_property(struct drm_connector *connector, struct drm_property *property, |
| 363 | uint64_t val) |
| 364 | { |
| 365 | struct drm_device *dev = connector->dev; |
| 366 | struct radeon_device *rdev = dev->dev_private; |
| 367 | struct drm_encoder *encoder; |
| 368 | struct radeon_encoder *radeon_encoder; |
| 369 | |
| 370 | if (property == rdev->mode_info.coherent_mode_property) { |
| 371 | struct radeon_encoder_atom_dig *dig; |
| 372 | bool new_coherent_mode; |
| 373 | |
| 374 | /* need to find digital encoder on connector */ |
| 375 | encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS); |
| 376 | if (!encoder) |
| 377 | return 0; |
| 378 | |
| 379 | radeon_encoder = to_radeon_encoder(encoder); |
| 380 | |
| 381 | if (!radeon_encoder->enc_priv) |
| 382 | return 0; |
| 383 | |
| 384 | dig = radeon_encoder->enc_priv; |
| 385 | new_coherent_mode = val ? true : false; |
| 386 | if (dig->coherent_mode != new_coherent_mode) { |
| 387 | dig->coherent_mode = new_coherent_mode; |
| 388 | radeon_property_change_mode(&radeon_encoder->base); |
| 389 | } |
| 390 | } |
| 391 | |
| 392 | if (property == rdev->mode_info.audio_property) { |
| 393 | struct radeon_connector *radeon_connector = to_radeon_connector(connector); |
| 394 | /* need to find digital encoder on connector */ |
| 395 | encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS); |
| 396 | if (!encoder) |
| 397 | return 0; |
| 398 | |
| 399 | radeon_encoder = to_radeon_encoder(encoder); |
| 400 | |
| 401 | if (radeon_connector->audio != val) { |
| 402 | radeon_connector->audio = val; |
| 403 | radeon_property_change_mode(&radeon_encoder->base); |
| 404 | } |
| 405 | } |
| 406 | |
| 407 | if (property == rdev->mode_info.dither_property) { |
| 408 | struct radeon_connector *radeon_connector = to_radeon_connector(connector); |
| 409 | /* need to find digital encoder on connector */ |
| 410 | encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS); |
| 411 | if (!encoder) |
| 412 | return 0; |
| 413 | |
| 414 | radeon_encoder = to_radeon_encoder(encoder); |
| 415 | |
| 416 | if (radeon_connector->dither != val) { |
| 417 | radeon_connector->dither = val; |
| 418 | radeon_property_change_mode(&radeon_encoder->base); |
| 419 | } |
| 420 | } |
| 421 | |
| 422 | if (property == rdev->mode_info.underscan_property) { |
| 423 | /* need to find digital encoder on connector */ |
| 424 | encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS); |
| 425 | if (!encoder) |
| 426 | return 0; |
| 427 | |
| 428 | radeon_encoder = to_radeon_encoder(encoder); |
| 429 | |
| 430 | if (radeon_encoder->underscan_type != val) { |
| 431 | radeon_encoder->underscan_type = val; |
| 432 | radeon_property_change_mode(&radeon_encoder->base); |
| 433 | } |
| 434 | } |
| 435 | |
| 436 | if (property == rdev->mode_info.underscan_hborder_property) { |
| 437 | /* need to find digital encoder on connector */ |
| 438 | encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS); |
| 439 | if (!encoder) |
| 440 | return 0; |
| 441 | |
| 442 | radeon_encoder = to_radeon_encoder(encoder); |
| 443 | |
| 444 | if (radeon_encoder->underscan_hborder != val) { |
| 445 | radeon_encoder->underscan_hborder = val; |
| 446 | radeon_property_change_mode(&radeon_encoder->base); |
| 447 | } |
| 448 | } |
| 449 | |
| 450 | if (property == rdev->mode_info.underscan_vborder_property) { |
| 451 | /* need to find digital encoder on connector */ |
| 452 | encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS); |
| 453 | if (!encoder) |
| 454 | return 0; |
| 455 | |
| 456 | radeon_encoder = to_radeon_encoder(encoder); |
| 457 | |
| 458 | if (radeon_encoder->underscan_vborder != val) { |
| 459 | radeon_encoder->underscan_vborder = val; |
| 460 | radeon_property_change_mode(&radeon_encoder->base); |
| 461 | } |
| 462 | } |
| 463 | |
| 464 | if (property == rdev->mode_info.tv_std_property) { |
| 465 | encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TVDAC); |
| 466 | if (!encoder) { |
| 467 | encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_DAC); |
| 468 | } |
| 469 | |
| 470 | if (!encoder) |
| 471 | return 0; |
| 472 | |
| 473 | radeon_encoder = to_radeon_encoder(encoder); |
| 474 | if (!radeon_encoder->enc_priv) |
| 475 | return 0; |
| 476 | if (ASIC_IS_AVIVO(rdev) || radeon_r4xx_atom) { |
| 477 | struct radeon_encoder_atom_dac *dac_int; |
| 478 | dac_int = radeon_encoder->enc_priv; |
| 479 | dac_int->tv_std = val; |
| 480 | } else { |
| 481 | struct radeon_encoder_tv_dac *dac_int; |
| 482 | dac_int = radeon_encoder->enc_priv; |
| 483 | dac_int->tv_std = val; |
| 484 | } |
| 485 | radeon_property_change_mode(&radeon_encoder->base); |
| 486 | } |
| 487 | |
| 488 | if (property == rdev->mode_info.load_detect_property) { |
| 489 | struct radeon_connector *radeon_connector = |
| 490 | to_radeon_connector(connector); |
| 491 | |
| 492 | if (val == 0) |
| 493 | radeon_connector->dac_load_detect = false; |
| 494 | else |
| 495 | radeon_connector->dac_load_detect = true; |
| 496 | } |
| 497 | |
| 498 | if (property == rdev->mode_info.tmds_pll_property) { |
| 499 | struct radeon_encoder_int_tmds *tmds = NULL; |
| 500 | bool ret = false; |
| 501 | /* need to find digital encoder on connector */ |
| 502 | encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS); |
| 503 | if (!encoder) |
| 504 | return 0; |
| 505 | |
| 506 | radeon_encoder = to_radeon_encoder(encoder); |
| 507 | |
| 508 | tmds = radeon_encoder->enc_priv; |
| 509 | if (!tmds) |
| 510 | return 0; |
| 511 | |
| 512 | if (val == 0) { |
| 513 | if (rdev->is_atom_bios) |
| 514 | ret = radeon_atombios_get_tmds_info(radeon_encoder, tmds); |
| 515 | else |
| 516 | ret = radeon_legacy_get_tmds_info_from_combios(radeon_encoder, tmds); |
| 517 | } |
| 518 | if (val == 1 || ret == false) { |
| 519 | radeon_legacy_get_tmds_info_from_table(radeon_encoder, tmds); |
| 520 | } |
| 521 | radeon_property_change_mode(&radeon_encoder->base); |
| 522 | } |
| 523 | |
| 524 | return 0; |
| 525 | } |
| 526 | |
| 527 | static void radeon_fixup_lvds_native_mode(struct drm_encoder *encoder, |
| 528 | struct drm_connector *connector) |
| 529 | { |
| 530 | struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); |
| 531 | struct drm_display_mode *native_mode = &radeon_encoder->native_mode; |
| 532 | struct drm_display_mode *t, *mode; |
| 533 | |
| 534 | /* If the EDID preferred mode doesn't match the native mode, use it */ |
| 535 | list_for_each_entry_safe(mode, t, &connector->probed_modes, head) { |
| 536 | if (mode->type & DRM_MODE_TYPE_PREFERRED) { |
| 537 | if (mode->hdisplay != native_mode->hdisplay || |
| 538 | mode->vdisplay != native_mode->vdisplay) |
| 539 | memcpy(native_mode, mode, sizeof(*mode)); |
| 540 | } |
| 541 | } |
| 542 | |
| 543 | /* Try to get native mode details from EDID if necessary */ |
| 544 | if (!native_mode->clock) { |
| 545 | list_for_each_entry_safe(mode, t, &connector->probed_modes, head) { |
| 546 | if (mode->hdisplay == native_mode->hdisplay && |
| 547 | mode->vdisplay == native_mode->vdisplay) { |
| 548 | *native_mode = *mode; |
| 549 | drm_mode_set_crtcinfo(native_mode, CRTC_INTERLACE_HALVE_V); |
| 550 | DRM_DEBUG_KMS("Determined LVDS native mode details from EDID\n" ); |
| 551 | break; |
| 552 | } |
| 553 | } |
| 554 | } |
| 555 | |
| 556 | if (!native_mode->clock) { |
| 557 | DRM_DEBUG_KMS("No LVDS native mode details, disabling RMX\n" ); |
| 558 | radeon_encoder->rmx_type = RMX_OFF; |
| 559 | } |
| 560 | } |
| 561 | |
| 562 | static int radeon_lvds_get_modes(struct drm_connector *connector) |
| 563 | { |
| 564 | struct radeon_connector *radeon_connector = to_radeon_connector(connector); |
| 565 | struct drm_encoder *encoder; |
| 566 | int ret = 0; |
| 567 | struct drm_display_mode *mode; |
| 568 | |
| 569 | if (radeon_connector->ddc_bus) { |
| 570 | ret = radeon_ddc_get_modes(radeon_connector); |
| 571 | if (ret > 0) { |
| 572 | encoder = radeon_best_single_encoder(connector); |
| 573 | if (encoder) { |
| 574 | radeon_fixup_lvds_native_mode(encoder, connector); |
| 575 | /* add scaled modes */ |
| 576 | radeon_add_common_modes(encoder, connector); |
| 577 | } |
| 578 | return ret; |
| 579 | } |
| 580 | } |
| 581 | |
| 582 | encoder = radeon_best_single_encoder(connector); |
| 583 | if (!encoder) |
| 584 | return 0; |
| 585 | |
| 586 | /* we have no EDID modes */ |
| 587 | mode = radeon_fp_native_mode(encoder); |
| 588 | if (mode) { |
| 589 | ret = 1; |
| 590 | drm_mode_probed_add(connector, mode); |
| 591 | /* add the width/height from vbios tables if available */ |
| 592 | connector->display_info.width_mm = mode->width_mm; |
| 593 | connector->display_info.height_mm = mode->height_mm; |
| 594 | /* add scaled modes */ |
| 595 | radeon_add_common_modes(encoder, connector); |
| 596 | } |
| 597 | |
| 598 | return ret; |
| 599 | } |
| 600 | |
| 601 | static int radeon_lvds_mode_valid(struct drm_connector *connector, |
| 602 | struct drm_display_mode *mode) |
| 603 | { |
| 604 | struct drm_encoder *encoder = radeon_best_single_encoder(connector); |
| 605 | |
| 606 | if ((mode->hdisplay < 320) || (mode->vdisplay < 240)) |
| 607 | return MODE_PANEL; |
| 608 | |
| 609 | if (encoder) { |
| 610 | struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); |
| 611 | struct drm_display_mode *native_mode = &radeon_encoder->native_mode; |
| 612 | |
| 613 | /* AVIVO hardware supports downscaling modes larger than the panel |
| 614 | * to the panel size, but I'm not sure this is desirable. |
| 615 | */ |
| 616 | if ((mode->hdisplay > native_mode->hdisplay) || |
| 617 | (mode->vdisplay > native_mode->vdisplay)) |
| 618 | return MODE_PANEL; |
| 619 | |
| 620 | /* if scaling is disabled, block non-native modes */ |
| 621 | if (radeon_encoder->rmx_type == RMX_OFF) { |
| 622 | if ((mode->hdisplay != native_mode->hdisplay) || |
| 623 | (mode->vdisplay != native_mode->vdisplay)) |
| 624 | return MODE_PANEL; |
| 625 | } |
| 626 | } |
| 627 | |
| 628 | return MODE_OK; |
| 629 | } |
| 630 | |
| 631 | static enum drm_connector_status |
| 632 | radeon_lvds_detect(struct drm_connector *connector, bool force) |
| 633 | { |
| 634 | struct radeon_connector *radeon_connector = to_radeon_connector(connector); |
| 635 | struct drm_encoder *encoder = radeon_best_single_encoder(connector); |
| 636 | enum drm_connector_status ret = connector_status_disconnected; |
| 637 | int r; |
| 638 | |
| 639 | r = pm_runtime_get_sync(connector->dev->dev); |
| 640 | if (r < 0) |
| 641 | return connector_status_disconnected; |
| 642 | |
| 643 | if (encoder) { |
| 644 | struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); |
| 645 | struct drm_display_mode *native_mode = &radeon_encoder->native_mode; |
| 646 | |
| 647 | /* check if panel is valid */ |
| 648 | if (native_mode->hdisplay >= 320 && native_mode->vdisplay >= 240) |
| 649 | ret = connector_status_connected; |
| 650 | |
| 651 | } |
| 652 | |
| 653 | /* check for edid as well */ |
| 654 | if (radeon_connector->edid) |
| 655 | ret = connector_status_connected; |
| 656 | else { |
| 657 | if (radeon_connector->ddc_bus) { |
| 658 | radeon_connector->edid = drm_get_edid(&radeon_connector->base, |
| 659 | &radeon_connector->ddc_bus->adapter); |
| 660 | if (radeon_connector->edid) |
| 661 | ret = connector_status_connected; |
| 662 | } |
| 663 | } |
| 664 | /* check acpi lid status ??? */ |
| 665 | |
| 666 | radeon_connector_update_scratch_regs(connector, ret); |
| 667 | pm_runtime_mark_last_busy(connector->dev->dev); |
| 668 | pm_runtime_put_autosuspend(connector->dev->dev); |
| 669 | return ret; |
| 670 | } |
| 671 | |
| 672 | static void radeon_connector_destroy(struct drm_connector *connector) |
| 673 | { |
| 674 | struct radeon_connector *radeon_connector = to_radeon_connector(connector); |
| 675 | |
| 676 | if (radeon_connector->edid) |
| 677 | kfree(radeon_connector->edid); |
| 678 | kfree(radeon_connector->con_priv); |
| 679 | drm_sysfs_connector_remove(connector); |
| 680 | drm_connector_cleanup(connector); |
| 681 | kfree(connector); |
| 682 | } |
| 683 | |
| 684 | static int radeon_lvds_set_property(struct drm_connector *connector, |
| 685 | struct drm_property *property, |
| 686 | uint64_t value) |
| 687 | { |
| 688 | struct drm_device *dev = connector->dev; |
| 689 | struct radeon_encoder *radeon_encoder; |
| 690 | enum radeon_rmx_type rmx_type; |
| 691 | |
| 692 | DRM_DEBUG_KMS("\n" ); |
| 693 | if (property != dev->mode_config.scaling_mode_property) |
| 694 | return 0; |
| 695 | |
| 696 | if (connector->encoder) |
| 697 | radeon_encoder = to_radeon_encoder(connector->encoder); |
| 698 | else { |
| 699 | struct drm_connector_helper_funcs *connector_funcs = connector->helper_private; |
| 700 | radeon_encoder = to_radeon_encoder(connector_funcs->best_encoder(connector)); |
| 701 | } |
| 702 | |
| 703 | switch (value) { |
| 704 | case DRM_MODE_SCALE_NONE: rmx_type = RMX_OFF; break; |
| 705 | case DRM_MODE_SCALE_CENTER: rmx_type = RMX_CENTER; break; |
| 706 | case DRM_MODE_SCALE_ASPECT: rmx_type = RMX_ASPECT; break; |
| 707 | default: |
| 708 | case DRM_MODE_SCALE_FULLSCREEN: rmx_type = RMX_FULL; break; |
| 709 | } |
| 710 | if (radeon_encoder->rmx_type == rmx_type) |
| 711 | return 0; |
| 712 | |
| 713 | radeon_encoder->rmx_type = rmx_type; |
| 714 | |
| 715 | radeon_property_change_mode(&radeon_encoder->base); |
| 716 | return 0; |
| 717 | } |
| 718 | |
| 719 | |
| 720 | static const struct drm_connector_helper_funcs radeon_lvds_connector_helper_funcs = { |
| 721 | .get_modes = radeon_lvds_get_modes, |
| 722 | .mode_valid = radeon_lvds_mode_valid, |
| 723 | .best_encoder = radeon_best_single_encoder, |
| 724 | }; |
| 725 | |
| 726 | static const struct drm_connector_funcs radeon_lvds_connector_funcs = { |
| 727 | .dpms = drm_helper_connector_dpms, |
| 728 | .detect = radeon_lvds_detect, |
| 729 | .fill_modes = drm_helper_probe_single_connector_modes, |
| 730 | .destroy = radeon_connector_destroy, |
| 731 | .set_property = radeon_lvds_set_property, |
| 732 | }; |
| 733 | |
| 734 | static int radeon_vga_get_modes(struct drm_connector *connector) |
| 735 | { |
| 736 | struct radeon_connector *radeon_connector = to_radeon_connector(connector); |
| 737 | int ret; |
| 738 | |
| 739 | ret = radeon_ddc_get_modes(radeon_connector); |
| 740 | |
| 741 | return ret; |
| 742 | } |
| 743 | |
| 744 | static int radeon_vga_mode_valid(struct drm_connector *connector, |
| 745 | struct drm_display_mode *mode) |
| 746 | { |
| 747 | struct drm_device *dev = connector->dev; |
| 748 | struct radeon_device *rdev = dev->dev_private; |
| 749 | |
| 750 | /* XXX check mode bandwidth */ |
| 751 | |
| 752 | if ((mode->clock / 10) > rdev->clock.max_pixel_clock) |
| 753 | return MODE_CLOCK_HIGH; |
| 754 | |
| 755 | return MODE_OK; |
| 756 | } |
| 757 | |
| 758 | static enum drm_connector_status |
| 759 | radeon_vga_detect(struct drm_connector *connector, bool force) |
| 760 | { |
| 761 | struct drm_device *dev = connector->dev; |
| 762 | struct radeon_device *rdev = dev->dev_private; |
| 763 | struct radeon_connector *radeon_connector = to_radeon_connector(connector); |
| 764 | struct drm_encoder *encoder; |
| 765 | struct drm_encoder_helper_funcs *encoder_funcs; |
| 766 | bool dret = false; |
| 767 | enum drm_connector_status ret = connector_status_disconnected; |
| 768 | int r; |
| 769 | |
| 770 | r = pm_runtime_get_sync(connector->dev->dev); |
| 771 | if (r < 0) |
| 772 | return connector_status_disconnected; |
| 773 | |
| 774 | encoder = radeon_best_single_encoder(connector); |
| 775 | if (!encoder) |
| 776 | ret = connector_status_disconnected; |
| 777 | |
| 778 | if (radeon_connector->ddc_bus) |
| 779 | dret = radeon_ddc_probe(radeon_connector, false); |
| 780 | if (dret) { |
| 781 | radeon_connector->detected_by_load = false; |
| 782 | if (radeon_connector->edid) { |
| 783 | kfree(radeon_connector->edid); |
| 784 | radeon_connector->edid = NULL; |
| 785 | } |
| 786 | radeon_connector->edid = drm_get_edid(&radeon_connector->base, &radeon_connector->ddc_bus->adapter); |
| 787 | |
| 788 | if (!radeon_connector->edid) { |
| 789 | DRM_ERROR("%s: probed a monitor but no|invalid EDID\n" , |
| 790 | drm_get_connector_name(connector)); |
| 791 | ret = connector_status_connected; |
| 792 | } else { |
| 793 | radeon_connector->use_digital = !!(radeon_connector->edid->input & DRM_EDID_INPUT_DIGITAL); |
| 794 | |
| 795 | /* some oems have boards with separate digital and analog connectors |
| 796 | * with a shared ddc line (often vga + hdmi) |
| 797 | */ |
| 798 | if (radeon_connector->use_digital && radeon_connector->shared_ddc) { |
| 799 | kfree(radeon_connector->edid); |
| 800 | radeon_connector->edid = NULL; |
| 801 | ret = connector_status_disconnected; |
| 802 | } else |
| 803 | ret = connector_status_connected; |
| 804 | } |
| 805 | } else { |
| 806 | |
| 807 | /* if we aren't forcing don't do destructive polling */ |
| 808 | if (!force) { |
| 809 | /* only return the previous status if we last |
| 810 | * detected a monitor via load. |
| 811 | */ |
| 812 | if (radeon_connector->detected_by_load) |
| 813 | ret = connector->status; |
| 814 | goto out; |
| 815 | } |
| 816 | |
| 817 | if (radeon_connector->dac_load_detect && encoder) { |
| 818 | encoder_funcs = encoder->helper_private; |
| 819 | ret = encoder_funcs->detect(encoder, connector); |
| 820 | if (ret != connector_status_disconnected) |
| 821 | radeon_connector->detected_by_load = true; |
| 822 | } |
| 823 | } |
| 824 | |
| 825 | /* XXX Can encoder be null if the connector is connected here? */ |
| 826 | if (ret == connector_status_connected && encoder) |
| 827 | ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, true); |
| 828 | |
| 829 | /* RN50 and some RV100 asics in servers often have a hardcoded EDID in the |
| 830 | * vbios to deal with KVMs. If we have one and are not able to detect a monitor |
| 831 | * by other means, assume the CRT is connected and use that EDID. |
| 832 | */ |
| 833 | if ((!rdev->is_atom_bios) && |
| 834 | (ret == connector_status_disconnected) && |
| 835 | rdev->mode_info.bios_hardcoded_edid_size) { |
| 836 | ret = connector_status_connected; |
| 837 | } |
| 838 | |
| 839 | radeon_connector_update_scratch_regs(connector, ret); |
| 840 | |
| 841 | out: |
| 842 | pm_runtime_mark_last_busy(connector->dev->dev); |
| 843 | pm_runtime_put_autosuspend(connector->dev->dev); |
| 844 | |
| 845 | return ret; |
| 846 | } |
| 847 | |
| 848 | static const struct drm_connector_helper_funcs radeon_vga_connector_helper_funcs = { |
| 849 | .get_modes = radeon_vga_get_modes, |
| 850 | .mode_valid = radeon_vga_mode_valid, |
| 851 | .best_encoder = radeon_best_single_encoder, |
| 852 | }; |
| 853 | |
| 854 | static const struct drm_connector_funcs radeon_vga_connector_funcs = { |
| 855 | .dpms = drm_helper_connector_dpms, |
| 856 | .detect = radeon_vga_detect, |
| 857 | .fill_modes = drm_helper_probe_single_connector_modes, |
| 858 | .destroy = radeon_connector_destroy, |
| 859 | .set_property = radeon_connector_set_property, |
| 860 | }; |
| 861 | |
| 862 | static int radeon_tv_get_modes(struct drm_connector *connector) |
| 863 | { |
| 864 | struct drm_device *dev = connector->dev; |
| 865 | struct radeon_device *rdev = dev->dev_private; |
| 866 | struct drm_display_mode *tv_mode; |
| 867 | struct drm_encoder *encoder; |
| 868 | |
| 869 | encoder = radeon_best_single_encoder(connector); |
| 870 | if (!encoder) |
| 871 | return 0; |
| 872 | |
| 873 | /* avivo chips can scale any mode */ |
| 874 | if (rdev->family >= CHIP_RS600) |
| 875 | /* add scaled modes */ |
| 876 | radeon_add_common_modes(encoder, connector); |
| 877 | else { |
| 878 | /* only 800x600 is supported right now on pre-avivo chips */ |
| 879 | tv_mode = drm_cvt_mode(dev, 800, 600, 60, false, false, false); |
| 880 | tv_mode->type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED; |
| 881 | drm_mode_probed_add(connector, tv_mode); |
| 882 | } |
| 883 | return 1; |
| 884 | } |
| 885 | |
| 886 | static int radeon_tv_mode_valid(struct drm_connector *connector, |
| 887 | struct drm_display_mode *mode) |
| 888 | { |
| 889 | if ((mode->hdisplay > 1024) || (mode->vdisplay > 768)) |
| 890 | return MODE_CLOCK_RANGE; |
| 891 | return MODE_OK; |
| 892 | } |
| 893 | |
| 894 | static enum drm_connector_status |
| 895 | radeon_tv_detect(struct drm_connector *connector, bool force) |
| 896 | { |
| 897 | struct drm_encoder *encoder; |
| 898 | struct drm_encoder_helper_funcs *encoder_funcs; |
| 899 | struct radeon_connector *radeon_connector = to_radeon_connector(connector); |
| 900 | enum drm_connector_status ret = connector_status_disconnected; |
| 901 | int r; |
| 902 | |
| 903 | if (!radeon_connector->dac_load_detect) |
| 904 | return ret; |
| 905 | |
| 906 | r = pm_runtime_get_sync(connector->dev->dev); |
| 907 | if (r < 0) |
| 908 | return connector_status_disconnected; |
| 909 | |
| 910 | encoder = radeon_best_single_encoder(connector); |
| 911 | if (!encoder) |
| 912 | ret = connector_status_disconnected; |
| 913 | else { |
| 914 | encoder_funcs = encoder->helper_private; |
| 915 | ret = encoder_funcs->detect(encoder, connector); |
| 916 | } |
| 917 | if (ret == connector_status_connected) |
| 918 | ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, false); |
| 919 | radeon_connector_update_scratch_regs(connector, ret); |
| 920 | pm_runtime_mark_last_busy(connector->dev->dev); |
| 921 | pm_runtime_put_autosuspend(connector->dev->dev); |
| 922 | return ret; |
| 923 | } |
| 924 | |
| 925 | static const struct drm_connector_helper_funcs radeon_tv_connector_helper_funcs = { |
| 926 | .get_modes = radeon_tv_get_modes, |
| 927 | .mode_valid = radeon_tv_mode_valid, |
| 928 | .best_encoder = radeon_best_single_encoder, |
| 929 | }; |
| 930 | |
| 931 | static const struct drm_connector_funcs radeon_tv_connector_funcs = { |
| 932 | .dpms = drm_helper_connector_dpms, |
| 933 | .detect = radeon_tv_detect, |
| 934 | .fill_modes = drm_helper_probe_single_connector_modes, |
| 935 | .destroy = radeon_connector_destroy, |
| 936 | .set_property = radeon_connector_set_property, |
| 937 | }; |
| 938 | |
| 939 | static int radeon_dvi_get_modes(struct drm_connector *connector) |
| 940 | { |
| 941 | struct radeon_connector *radeon_connector = to_radeon_connector(connector); |
| 942 | int ret; |
| 943 | |
| 944 | ret = radeon_ddc_get_modes(radeon_connector); |
| 945 | return ret; |
| 946 | } |
| 947 | |
| 948 | static bool radeon_check_hpd_status_unchanged(struct drm_connector *connector) |
| 949 | { |
| 950 | struct drm_device *dev = connector->dev; |
| 951 | struct radeon_device *rdev = dev->dev_private; |
| 952 | struct radeon_connector *radeon_connector = to_radeon_connector(connector); |
| 953 | enum drm_connector_status status; |
| 954 | |
| 955 | /* We only trust HPD on R600 and newer ASICS. */ |
| 956 | if (rdev->family >= CHIP_R600 |
| 957 | && radeon_connector->hpd.hpd != RADEON_HPD_NONE) { |
| 958 | if (radeon_hpd_sense(rdev, radeon_connector->hpd.hpd)) |
| 959 | status = connector_status_connected; |
| 960 | else |
| 961 | status = connector_status_disconnected; |
| 962 | if (connector->status == status) |
| 963 | return true; |
| 964 | } |
| 965 | |
| 966 | return false; |
| 967 | } |
| 968 | |
| 969 | /* |
| 970 | * DVI is complicated |
| 971 | * Do a DDC probe, if DDC probe passes, get the full EDID so |
| 972 | * we can do analog/digital monitor detection at this point. |
| 973 | * If the monitor is an analog monitor or we got no DDC, |
| 974 | * we need to find the DAC encoder object for this connector. |
| 975 | * If we got no DDC, we do load detection on the DAC encoder object. |
| 976 | * If we got analog DDC or load detection passes on the DAC encoder |
| 977 | * we have to check if this analog encoder is shared with anyone else (TV) |
| 978 | * if its shared we have to set the other connector to disconnected. |
| 979 | */ |
| 980 | static enum drm_connector_status |
| 981 | radeon_dvi_detect(struct drm_connector *connector, bool force) |
| 982 | { |
| 983 | struct drm_device *dev = connector->dev; |
| 984 | struct radeon_device *rdev = dev->dev_private; |
| 985 | struct radeon_connector *radeon_connector = to_radeon_connector(connector); |
| 986 | struct drm_encoder *encoder = NULL; |
| 987 | struct drm_encoder_helper_funcs *encoder_funcs; |
| 988 | struct drm_mode_object *obj; |
| 989 | int i, r; |
| 990 | enum drm_connector_status ret = connector_status_disconnected; |
| 991 | bool dret = false, broken_edid = false; |
| 992 | |
| 993 | r = pm_runtime_get_sync(connector->dev->dev); |
| 994 | if (r < 0) |
| 995 | return connector_status_disconnected; |
| 996 | |
| 997 | if (!force && radeon_check_hpd_status_unchanged(connector)) { |
| 998 | ret = connector->status; |
| 999 | goto exit; |
| 1000 | } |
| 1001 | |
| 1002 | if (radeon_connector->ddc_bus) |
| 1003 | dret = radeon_ddc_probe(radeon_connector, false); |
| 1004 | if (dret) { |
| 1005 | radeon_connector->detected_by_load = false; |
| 1006 | if (radeon_connector->edid) { |
| 1007 | kfree(radeon_connector->edid); |
| 1008 | radeon_connector->edid = NULL; |
| 1009 | } |
| 1010 | radeon_connector->edid = drm_get_edid(&radeon_connector->base, &radeon_connector->ddc_bus->adapter); |
| 1011 | |
| 1012 | if (!radeon_connector->edid) { |
| 1013 | DRM_ERROR("%s: probed a monitor but no|invalid EDID\n" , |
| 1014 | drm_get_connector_name(connector)); |
| 1015 | /* rs690 seems to have a problem with connectors not existing and always |
| 1016 | * return a block of 0's. If we see this just stop polling on this output */ |
| 1017 | if ((rdev->family == CHIP_RS690 || rdev->family == CHIP_RS740) && radeon_connector->base.null_edid_counter) { |
| 1018 | ret = connector_status_disconnected; |
| 1019 | DRM_ERROR("%s: detected RS690 floating bus bug, stopping ddc detect\n" , drm_get_connector_name(connector)); |
| 1020 | radeon_connector->ddc_bus = NULL; |
| 1021 | } else { |
| 1022 | ret = connector_status_connected; |
| 1023 | broken_edid = true; /* defer use_digital to later */ |
| 1024 | } |
| 1025 | } else { |
| 1026 | radeon_connector->use_digital = !!(radeon_connector->edid->input & DRM_EDID_INPUT_DIGITAL); |
| 1027 | |
| 1028 | /* some oems have boards with separate digital and analog connectors |
| 1029 | * with a shared ddc line (often vga + hdmi) |
| 1030 | */ |
| 1031 | if ((!radeon_connector->use_digital) && radeon_connector->shared_ddc) { |
| 1032 | kfree(radeon_connector->edid); |
| 1033 | radeon_connector->edid = NULL; |
| 1034 | ret = connector_status_disconnected; |
| 1035 | } else |
| 1036 | ret = connector_status_connected; |
| 1037 | |
| 1038 | /* This gets complicated. We have boards with VGA + HDMI with a |
| 1039 | * shared DDC line and we have boards with DVI-D + HDMI with a shared |
| 1040 | * DDC line. The latter is more complex because with DVI<->HDMI adapters |
| 1041 | * you don't really know what's connected to which port as both are digital. |
| 1042 | */ |
| 1043 | if (radeon_connector->shared_ddc && (ret == connector_status_connected)) { |
| 1044 | struct drm_connector *list_connector; |
| 1045 | struct radeon_connector *list_radeon_connector; |
| 1046 | list_for_each_entry(list_connector, &dev->mode_config.connector_list, head) { |
| 1047 | if (connector == list_connector) |
| 1048 | continue; |
| 1049 | list_radeon_connector = to_radeon_connector(list_connector); |
| 1050 | if (list_radeon_connector->shared_ddc && |
| 1051 | (list_radeon_connector->ddc_bus->rec.i2c_id == |
| 1052 | radeon_connector->ddc_bus->rec.i2c_id)) { |
| 1053 | /* cases where both connectors are digital */ |
| 1054 | if (list_connector->connector_type != DRM_MODE_CONNECTOR_VGA) { |
| 1055 | /* hpd is our only option in this case */ |
| 1056 | if (!radeon_hpd_sense(rdev, radeon_connector->hpd.hpd)) { |
| 1057 | kfree(radeon_connector->edid); |
| 1058 | radeon_connector->edid = NULL; |
| 1059 | ret = connector_status_disconnected; |
| 1060 | } |
| 1061 | } |
| 1062 | } |
| 1063 | } |
| 1064 | } |
| 1065 | } |
| 1066 | } |
| 1067 | |
| 1068 | if ((ret == connector_status_connected) && (radeon_connector->use_digital == true)) |
| 1069 | goto out; |
| 1070 | |
| 1071 | /* DVI-D and HDMI-A are digital only */ |
| 1072 | if ((connector->connector_type == DRM_MODE_CONNECTOR_DVID) || |
| 1073 | (connector->connector_type == DRM_MODE_CONNECTOR_HDMIA)) |
| 1074 | goto out; |
| 1075 | |
| 1076 | /* if we aren't forcing don't do destructive polling */ |
| 1077 | if (!force) { |
| 1078 | /* only return the previous status if we last |
| 1079 | * detected a monitor via load. |
| 1080 | */ |
| 1081 | if (radeon_connector->detected_by_load) |
| 1082 | ret = connector->status; |
| 1083 | goto out; |
| 1084 | } |
| 1085 | |
| 1086 | /* find analog encoder */ |
| 1087 | if (radeon_connector->dac_load_detect) { |
| 1088 | for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) { |
| 1089 | if (connector->encoder_ids[i] == 0) |
| 1090 | break; |
| 1091 | |
| 1092 | obj = drm_mode_object_find(connector->dev, |
| 1093 | connector->encoder_ids[i], |
| 1094 | DRM_MODE_OBJECT_ENCODER); |
| 1095 | if (!obj) |
| 1096 | continue; |
| 1097 | |
| 1098 | encoder = obj_to_encoder(obj); |
| 1099 | |
| 1100 | if (encoder->encoder_type != DRM_MODE_ENCODER_DAC && |
| 1101 | encoder->encoder_type != DRM_MODE_ENCODER_TVDAC) |
| 1102 | continue; |
| 1103 | |
| 1104 | encoder_funcs = encoder->helper_private; |
| 1105 | if (encoder_funcs->detect) { |
| 1106 | if (!broken_edid) { |
| 1107 | if (ret != connector_status_connected) { |
| 1108 | /* deal with analog monitors without DDC */ |
| 1109 | ret = encoder_funcs->detect(encoder, connector); |
| 1110 | if (ret == connector_status_connected) { |
| 1111 | radeon_connector->use_digital = false; |
| 1112 | } |
| 1113 | if (ret != connector_status_disconnected) |
| 1114 | radeon_connector->detected_by_load = true; |
| 1115 | } |
| 1116 | } else { |
| 1117 | enum drm_connector_status lret; |
| 1118 | /* assume digital unless load detected otherwise */ |
| 1119 | radeon_connector->use_digital = true; |
| 1120 | lret = encoder_funcs->detect(encoder, connector); |
| 1121 | DRM_DEBUG_KMS("load_detect %x returned: %x\n" ,encoder->encoder_type,lret); |
| 1122 | if (lret == connector_status_connected) |
| 1123 | radeon_connector->use_digital = false; |
| 1124 | } |
| 1125 | break; |
| 1126 | } |
| 1127 | } |
| 1128 | } |
| 1129 | |
| 1130 | if ((ret == connector_status_connected) && (radeon_connector->use_digital == false) && |
| 1131 | encoder) { |
| 1132 | ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, true); |
| 1133 | } |
| 1134 | |
| 1135 | /* RN50 and some RV100 asics in servers often have a hardcoded EDID in the |
| 1136 | * vbios to deal with KVMs. If we have one and are not able to detect a monitor |
| 1137 | * by other means, assume the DFP is connected and use that EDID. In most |
| 1138 | * cases the DVI port is actually a virtual KVM port connected to the service |
| 1139 | * processor. |
| 1140 | */ |
| 1141 | out: |
| 1142 | if ((!rdev->is_atom_bios) && |
| 1143 | (ret == connector_status_disconnected) && |
| 1144 | rdev->mode_info.bios_hardcoded_edid_size) { |
| 1145 | radeon_connector->use_digital = true; |
| 1146 | ret = connector_status_connected; |
| 1147 | } |
| 1148 | |
| 1149 | /* updated in get modes as well since we need to know if it's analog or digital */ |
| 1150 | radeon_connector_update_scratch_regs(connector, ret); |
| 1151 | |
| 1152 | exit: |
| 1153 | pm_runtime_mark_last_busy(connector->dev->dev); |
| 1154 | pm_runtime_put_autosuspend(connector->dev->dev); |
| 1155 | |
| 1156 | return ret; |
| 1157 | } |
| 1158 | |
| 1159 | /* okay need to be smart in here about which encoder to pick */ |
| 1160 | static struct drm_encoder *radeon_dvi_encoder(struct drm_connector *connector) |
| 1161 | { |
| 1162 | int enc_id = connector->encoder_ids[0]; |
| 1163 | struct radeon_connector *radeon_connector = to_radeon_connector(connector); |
| 1164 | struct drm_mode_object *obj; |
| 1165 | struct drm_encoder *encoder; |
| 1166 | int i; |
| 1167 | for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) { |
| 1168 | if (connector->encoder_ids[i] == 0) |
| 1169 | break; |
| 1170 | |
| 1171 | obj = drm_mode_object_find(connector->dev, connector->encoder_ids[i], DRM_MODE_OBJECT_ENCODER); |
| 1172 | if (!obj) |
| 1173 | continue; |
| 1174 | |
| 1175 | encoder = obj_to_encoder(obj); |
| 1176 | |
| 1177 | if (radeon_connector->use_digital == true) { |
| 1178 | if (encoder->encoder_type == DRM_MODE_ENCODER_TMDS) |
| 1179 | return encoder; |
| 1180 | } else { |
| 1181 | if (encoder->encoder_type == DRM_MODE_ENCODER_DAC || |
| 1182 | encoder->encoder_type == DRM_MODE_ENCODER_TVDAC) |
| 1183 | return encoder; |
| 1184 | } |
| 1185 | } |
| 1186 | |
| 1187 | /* see if we have a default encoder TODO */ |
| 1188 | |
| 1189 | /* then check use digitial */ |
| 1190 | /* pick the first one */ |
| 1191 | if (enc_id) { |
| 1192 | obj = drm_mode_object_find(connector->dev, enc_id, DRM_MODE_OBJECT_ENCODER); |
| 1193 | if (!obj) |
| 1194 | return NULL; |
| 1195 | encoder = obj_to_encoder(obj); |
| 1196 | return encoder; |
| 1197 | } |
| 1198 | return NULL; |
| 1199 | } |
| 1200 | |
| 1201 | static void radeon_dvi_force(struct drm_connector *connector) |
| 1202 | { |
| 1203 | struct radeon_connector *radeon_connector = to_radeon_connector(connector); |
| 1204 | if (connector->force == DRM_FORCE_ON) |
| 1205 | radeon_connector->use_digital = false; |
| 1206 | if (connector->force == DRM_FORCE_ON_DIGITAL) |
| 1207 | radeon_connector->use_digital = true; |
| 1208 | } |
| 1209 | |
| 1210 | static int radeon_dvi_mode_valid(struct drm_connector *connector, |
| 1211 | struct drm_display_mode *mode) |
| 1212 | { |
| 1213 | struct drm_device *dev = connector->dev; |
| 1214 | struct radeon_device *rdev = dev->dev_private; |
| 1215 | struct radeon_connector *radeon_connector = to_radeon_connector(connector); |
| 1216 | |
| 1217 | /* XXX check mode bandwidth */ |
| 1218 | |
| 1219 | /* clocks over 135 MHz have heat issues with DVI on RV100 */ |
| 1220 | if (radeon_connector->use_digital && |
| 1221 | (rdev->family == CHIP_RV100) && |
| 1222 | (mode->clock > 135000)) |
| 1223 | return MODE_CLOCK_HIGH; |
| 1224 | |
| 1225 | if (radeon_connector->use_digital && (mode->clock > 165000)) { |
| 1226 | if ((radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_I) || |
| 1227 | (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_D) || |
| 1228 | (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_HDMI_TYPE_B)) |
| 1229 | return MODE_OK; |
| 1230 | else if (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_HDMI_TYPE_A) { |
| 1231 | if (ASIC_IS_DCE6(rdev)) { |
| 1232 | /* HDMI 1.3+ supports max clock of 340 Mhz */ |
| 1233 | if (mode->clock > 340000) |
| 1234 | return MODE_CLOCK_HIGH; |
| 1235 | else |
| 1236 | return MODE_OK; |
| 1237 | } else |
| 1238 | return MODE_CLOCK_HIGH; |
| 1239 | } else |
| 1240 | return MODE_CLOCK_HIGH; |
| 1241 | } |
| 1242 | |
| 1243 | /* check against the max pixel clock */ |
| 1244 | if ((mode->clock / 10) > rdev->clock.max_pixel_clock) |
| 1245 | return MODE_CLOCK_HIGH; |
| 1246 | |
| 1247 | return MODE_OK; |
| 1248 | } |
| 1249 | |
| 1250 | static const struct drm_connector_helper_funcs radeon_dvi_connector_helper_funcs = { |
| 1251 | .get_modes = radeon_dvi_get_modes, |
| 1252 | .mode_valid = radeon_dvi_mode_valid, |
| 1253 | .best_encoder = radeon_dvi_encoder, |
| 1254 | }; |
| 1255 | |
| 1256 | static const struct drm_connector_funcs radeon_dvi_connector_funcs = { |
| 1257 | .dpms = drm_helper_connector_dpms, |
| 1258 | .detect = radeon_dvi_detect, |
| 1259 | .fill_modes = drm_helper_probe_single_connector_modes, |
| 1260 | .set_property = radeon_connector_set_property, |
| 1261 | .destroy = radeon_connector_destroy, |
| 1262 | .force = radeon_dvi_force, |
| 1263 | }; |
| 1264 | |
| 1265 | static int radeon_dp_get_modes(struct drm_connector *connector) |
| 1266 | { |
| 1267 | struct radeon_connector *radeon_connector = to_radeon_connector(connector); |
| 1268 | struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv; |
| 1269 | struct drm_encoder *encoder = radeon_best_single_encoder(connector); |
| 1270 | int ret; |
| 1271 | |
| 1272 | if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) || |
| 1273 | (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) { |
| 1274 | struct drm_display_mode *mode; |
| 1275 | |
| 1276 | if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) { |
| 1277 | if (!radeon_dig_connector->edp_on) |
| 1278 | atombios_set_edp_panel_power(connector, |
| 1279 | ATOM_TRANSMITTER_ACTION_POWER_ON); |
| 1280 | ret = radeon_ddc_get_modes(radeon_connector); |
| 1281 | if (!radeon_dig_connector->edp_on) |
| 1282 | atombios_set_edp_panel_power(connector, |
| 1283 | ATOM_TRANSMITTER_ACTION_POWER_OFF); |
| 1284 | } else { |
| 1285 | /* need to setup ddc on the bridge */ |
| 1286 | if (radeon_connector_encoder_get_dp_bridge_encoder_id(connector) != |
| 1287 | ENCODER_OBJECT_ID_NONE) { |
| 1288 | if (encoder) |
| 1289 | radeon_atom_ext_encoder_setup_ddc(encoder); |
| 1290 | } |
| 1291 | ret = radeon_ddc_get_modes(radeon_connector); |
| 1292 | } |
| 1293 | |
| 1294 | if (ret > 0) { |
| 1295 | if (encoder) { |
| 1296 | radeon_fixup_lvds_native_mode(encoder, connector); |
| 1297 | /* add scaled modes */ |
| 1298 | radeon_add_common_modes(encoder, connector); |
| 1299 | } |
| 1300 | return ret; |
| 1301 | } |
| 1302 | |
| 1303 | if (!encoder) |
| 1304 | return 0; |
| 1305 | |
| 1306 | /* we have no EDID modes */ |
| 1307 | mode = radeon_fp_native_mode(encoder); |
| 1308 | if (mode) { |
| 1309 | ret = 1; |
| 1310 | drm_mode_probed_add(connector, mode); |
| 1311 | /* add the width/height from vbios tables if available */ |
| 1312 | connector->display_info.width_mm = mode->width_mm; |
| 1313 | connector->display_info.height_mm = mode->height_mm; |
| 1314 | /* add scaled modes */ |
| 1315 | radeon_add_common_modes(encoder, connector); |
| 1316 | } |
| 1317 | } else { |
| 1318 | /* need to setup ddc on the bridge */ |
| 1319 | if (radeon_connector_encoder_get_dp_bridge_encoder_id(connector) != |
| 1320 | ENCODER_OBJECT_ID_NONE) { |
| 1321 | if (encoder) |
| 1322 | radeon_atom_ext_encoder_setup_ddc(encoder); |
| 1323 | } |
| 1324 | ret = radeon_ddc_get_modes(radeon_connector); |
| 1325 | } |
| 1326 | |
| 1327 | return ret; |
| 1328 | } |
| 1329 | |
| 1330 | u16 radeon_connector_encoder_get_dp_bridge_encoder_id(struct drm_connector *connector) |
| 1331 | { |
| 1332 | struct drm_mode_object *obj; |
| 1333 | struct drm_encoder *encoder; |
| 1334 | struct radeon_encoder *radeon_encoder; |
| 1335 | int i; |
| 1336 | |
| 1337 | for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) { |
| 1338 | if (connector->encoder_ids[i] == 0) |
| 1339 | break; |
| 1340 | |
| 1341 | obj = drm_mode_object_find(connector->dev, connector->encoder_ids[i], DRM_MODE_OBJECT_ENCODER); |
| 1342 | if (!obj) |
| 1343 | continue; |
| 1344 | |
| 1345 | encoder = obj_to_encoder(obj); |
| 1346 | radeon_encoder = to_radeon_encoder(encoder); |
| 1347 | |
| 1348 | switch (radeon_encoder->encoder_id) { |
| 1349 | case ENCODER_OBJECT_ID_TRAVIS: |
| 1350 | case ENCODER_OBJECT_ID_NUTMEG: |
| 1351 | return radeon_encoder->encoder_id; |
| 1352 | default: |
| 1353 | break; |
| 1354 | } |
| 1355 | } |
| 1356 | |
| 1357 | return ENCODER_OBJECT_ID_NONE; |
| 1358 | } |
| 1359 | |
| 1360 | bool radeon_connector_encoder_is_hbr2(struct drm_connector *connector) |
| 1361 | { |
| 1362 | struct drm_mode_object *obj; |
| 1363 | struct drm_encoder *encoder; |
| 1364 | struct radeon_encoder *radeon_encoder; |
| 1365 | int i; |
| 1366 | bool found = false; |
| 1367 | |
| 1368 | for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) { |
| 1369 | if (connector->encoder_ids[i] == 0) |
| 1370 | break; |
| 1371 | |
| 1372 | obj = drm_mode_object_find(connector->dev, connector->encoder_ids[i], DRM_MODE_OBJECT_ENCODER); |
| 1373 | if (!obj) |
| 1374 | continue; |
| 1375 | |
| 1376 | encoder = obj_to_encoder(obj); |
| 1377 | radeon_encoder = to_radeon_encoder(encoder); |
| 1378 | if (radeon_encoder->caps & ATOM_ENCODER_CAP_RECORD_HBR2) |
| 1379 | found = true; |
| 1380 | } |
| 1381 | |
| 1382 | return found; |
| 1383 | } |
| 1384 | |
| 1385 | bool radeon_connector_is_dp12_capable(struct drm_connector *connector) |
| 1386 | { |
| 1387 | struct drm_device *dev = connector->dev; |
| 1388 | struct radeon_device *rdev = dev->dev_private; |
| 1389 | |
| 1390 | if (ASIC_IS_DCE5(rdev) && |
| 1391 | (rdev->clock.dp_extclk >= 53900) && |
| 1392 | radeon_connector_encoder_is_hbr2(connector)) { |
| 1393 | return true; |
| 1394 | } |
| 1395 | |
| 1396 | return false; |
| 1397 | } |
| 1398 | |
| 1399 | static enum drm_connector_status |
| 1400 | radeon_dp_detect(struct drm_connector *connector, bool force) |
| 1401 | { |
| 1402 | struct drm_device *dev = connector->dev; |
| 1403 | struct radeon_device *rdev = dev->dev_private; |
| 1404 | struct radeon_connector *radeon_connector = to_radeon_connector(connector); |
| 1405 | enum drm_connector_status ret = connector_status_disconnected; |
| 1406 | struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv; |
| 1407 | struct drm_encoder *encoder = radeon_best_single_encoder(connector); |
| 1408 | int r; |
| 1409 | |
| 1410 | r = pm_runtime_get_sync(connector->dev->dev); |
| 1411 | if (r < 0) |
| 1412 | return connector_status_disconnected; |
| 1413 | |
| 1414 | if (!force && radeon_check_hpd_status_unchanged(connector)) { |
| 1415 | ret = connector->status; |
| 1416 | goto out; |
| 1417 | } |
| 1418 | |
| 1419 | if (radeon_connector->edid) { |
| 1420 | kfree(radeon_connector->edid); |
| 1421 | radeon_connector->edid = NULL; |
| 1422 | } |
| 1423 | |
| 1424 | if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) || |
| 1425 | (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) { |
| 1426 | if (encoder) { |
| 1427 | struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); |
| 1428 | struct drm_display_mode *native_mode = &radeon_encoder->native_mode; |
| 1429 | |
| 1430 | /* check if panel is valid */ |
| 1431 | if (native_mode->hdisplay >= 320 && native_mode->vdisplay >= 240) |
| 1432 | ret = connector_status_connected; |
| 1433 | } |
| 1434 | /* eDP is always DP */ |
| 1435 | radeon_dig_connector->dp_sink_type = CONNECTOR_OBJECT_ID_DISPLAYPORT; |
| 1436 | if (!radeon_dig_connector->edp_on) |
| 1437 | atombios_set_edp_panel_power(connector, |
| 1438 | ATOM_TRANSMITTER_ACTION_POWER_ON); |
| 1439 | if (radeon_dp_getdpcd(radeon_connector)) |
| 1440 | ret = connector_status_connected; |
| 1441 | if (!radeon_dig_connector->edp_on) |
| 1442 | atombios_set_edp_panel_power(connector, |
| 1443 | ATOM_TRANSMITTER_ACTION_POWER_OFF); |
| 1444 | } else if (radeon_connector_encoder_get_dp_bridge_encoder_id(connector) != |
| 1445 | ENCODER_OBJECT_ID_NONE) { |
| 1446 | /* DP bridges are always DP */ |
| 1447 | radeon_dig_connector->dp_sink_type = CONNECTOR_OBJECT_ID_DISPLAYPORT; |
| 1448 | /* get the DPCD from the bridge */ |
| 1449 | radeon_dp_getdpcd(radeon_connector); |
| 1450 | |
| 1451 | if (encoder) { |
| 1452 | /* setup ddc on the bridge */ |
| 1453 | radeon_atom_ext_encoder_setup_ddc(encoder); |
| 1454 | /* bridge chips are always aux */ |
| 1455 | if (radeon_ddc_probe(radeon_connector, true)) /* try DDC */ |
| 1456 | ret = connector_status_connected; |
| 1457 | else if (radeon_connector->dac_load_detect) { /* try load detection */ |
| 1458 | struct drm_encoder_helper_funcs *encoder_funcs = encoder->helper_private; |
| 1459 | ret = encoder_funcs->detect(encoder, connector); |
| 1460 | } |
| 1461 | } |
| 1462 | } else { |
| 1463 | radeon_dig_connector->dp_sink_type = radeon_dp_getsinktype(radeon_connector); |
| 1464 | if (radeon_hpd_sense(rdev, radeon_connector->hpd.hpd)) { |
| 1465 | ret = connector_status_connected; |
| 1466 | if (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) |
| 1467 | radeon_dp_getdpcd(radeon_connector); |
| 1468 | } else { |
| 1469 | if (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) { |
| 1470 | if (radeon_dp_getdpcd(radeon_connector)) |
| 1471 | ret = connector_status_connected; |
| 1472 | } else { |
| 1473 | /* try non-aux ddc (DP to DVI/HDMI/etc. adapter) */ |
| 1474 | if (radeon_ddc_probe(radeon_connector, false)) |
| 1475 | ret = connector_status_connected; |
| 1476 | } |
| 1477 | } |
| 1478 | } |
| 1479 | |
| 1480 | radeon_connector_update_scratch_regs(connector, ret); |
| 1481 | out: |
| 1482 | pm_runtime_mark_last_busy(connector->dev->dev); |
| 1483 | pm_runtime_put_autosuspend(connector->dev->dev); |
| 1484 | |
| 1485 | return ret; |
| 1486 | } |
| 1487 | |
| 1488 | static int radeon_dp_mode_valid(struct drm_connector *connector, |
| 1489 | struct drm_display_mode *mode) |
| 1490 | { |
| 1491 | struct radeon_connector *radeon_connector = to_radeon_connector(connector); |
| 1492 | struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv; |
| 1493 | |
| 1494 | /* XXX check mode bandwidth */ |
| 1495 | |
| 1496 | if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) || |
| 1497 | (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) { |
| 1498 | struct drm_encoder *encoder = radeon_best_single_encoder(connector); |
| 1499 | |
| 1500 | if ((mode->hdisplay < 320) || (mode->vdisplay < 240)) |
| 1501 | return MODE_PANEL; |
| 1502 | |
| 1503 | if (encoder) { |
| 1504 | struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); |
| 1505 | struct drm_display_mode *native_mode = &radeon_encoder->native_mode; |
| 1506 | |
| 1507 | /* AVIVO hardware supports downscaling modes larger than the panel |
| 1508 | * to the panel size, but I'm not sure this is desirable. |
| 1509 | */ |
| 1510 | if ((mode->hdisplay > native_mode->hdisplay) || |
| 1511 | (mode->vdisplay > native_mode->vdisplay)) |
| 1512 | return MODE_PANEL; |
| 1513 | |
| 1514 | /* if scaling is disabled, block non-native modes */ |
| 1515 | if (radeon_encoder->rmx_type == RMX_OFF) { |
| 1516 | if ((mode->hdisplay != native_mode->hdisplay) || |
| 1517 | (mode->vdisplay != native_mode->vdisplay)) |
| 1518 | return MODE_PANEL; |
| 1519 | } |
| 1520 | } |
| 1521 | return MODE_OK; |
| 1522 | } else { |
| 1523 | if ((radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) || |
| 1524 | (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_eDP)) |
| 1525 | return radeon_dp_mode_valid_helper(connector, mode); |
| 1526 | else |
| 1527 | return MODE_OK; |
| 1528 | } |
| 1529 | } |
| 1530 | |
| 1531 | static const struct drm_connector_helper_funcs radeon_dp_connector_helper_funcs = { |
| 1532 | .get_modes = radeon_dp_get_modes, |
| 1533 | .mode_valid = radeon_dp_mode_valid, |
| 1534 | .best_encoder = radeon_dvi_encoder, |
| 1535 | }; |
| 1536 | |
| 1537 | static const struct drm_connector_funcs radeon_dp_connector_funcs = { |
| 1538 | .dpms = drm_helper_connector_dpms, |
| 1539 | .detect = radeon_dp_detect, |
| 1540 | .fill_modes = drm_helper_probe_single_connector_modes, |
| 1541 | .set_property = radeon_connector_set_property, |
| 1542 | .destroy = radeon_connector_destroy, |
| 1543 | .force = radeon_dvi_force, |
| 1544 | }; |
| 1545 | |
| 1546 | static const struct drm_connector_funcs radeon_edp_connector_funcs = { |
| 1547 | .dpms = drm_helper_connector_dpms, |
| 1548 | .detect = radeon_dp_detect, |
| 1549 | .fill_modes = drm_helper_probe_single_connector_modes, |
| 1550 | .set_property = radeon_lvds_set_property, |
| 1551 | .destroy = radeon_connector_destroy, |
| 1552 | .force = radeon_dvi_force, |
| 1553 | }; |
| 1554 | |
| 1555 | static const struct drm_connector_funcs radeon_lvds_bridge_connector_funcs = { |
| 1556 | .dpms = drm_helper_connector_dpms, |
| 1557 | .detect = radeon_dp_detect, |
| 1558 | .fill_modes = drm_helper_probe_single_connector_modes, |
| 1559 | .set_property = radeon_lvds_set_property, |
| 1560 | .destroy = radeon_connector_destroy, |
| 1561 | .force = radeon_dvi_force, |
| 1562 | }; |
| 1563 | |
| 1564 | void |
| 1565 | radeon_add_atom_connector(struct drm_device *dev, |
| 1566 | uint32_t connector_id, |
| 1567 | uint32_t supported_device, |
| 1568 | int connector_type, |
| 1569 | struct radeon_i2c_bus_rec *i2c_bus, |
| 1570 | uint32_t igp_lane_info, |
| 1571 | uint16_t connector_object_id, |
| 1572 | struct radeon_hpd *hpd, |
| 1573 | struct radeon_router *router) |
| 1574 | { |
| 1575 | struct radeon_device *rdev = dev->dev_private; |
| 1576 | struct drm_connector *connector; |
| 1577 | struct radeon_connector *radeon_connector; |
| 1578 | struct radeon_connector_atom_dig *radeon_dig_connector; |
| 1579 | struct drm_encoder *encoder; |
| 1580 | struct radeon_encoder *radeon_encoder; |
| 1581 | uint32_t subpixel_order = SubPixelNone; |
| 1582 | bool shared_ddc = false; |
| 1583 | bool is_dp_bridge = false; |
| 1584 | bool has_aux = false; |
| 1585 | |
| 1586 | if (connector_type == DRM_MODE_CONNECTOR_Unknown) |
| 1587 | return; |
| 1588 | |
| 1589 | /* if the user selected tv=0 don't try and add the connector */ |
| 1590 | if (((connector_type == DRM_MODE_CONNECTOR_SVIDEO) || |
| 1591 | (connector_type == DRM_MODE_CONNECTOR_Composite) || |
| 1592 | (connector_type == DRM_MODE_CONNECTOR_9PinDIN)) && |
| 1593 | (radeon_tv == 0)) |
| 1594 | return; |
| 1595 | |
| 1596 | /* see if we already added it */ |
| 1597 | list_for_each_entry(connector, &dev->mode_config.connector_list, head) { |
| 1598 | radeon_connector = to_radeon_connector(connector); |
| 1599 | if (radeon_connector->connector_id == connector_id) { |
| 1600 | radeon_connector->devices |= supported_device; |
| 1601 | return; |
| 1602 | } |
| 1603 | if (radeon_connector->ddc_bus && i2c_bus->valid) { |
| 1604 | if (radeon_connector->ddc_bus->rec.i2c_id == i2c_bus->i2c_id) { |
| 1605 | radeon_connector->shared_ddc = true; |
| 1606 | shared_ddc = true; |
| 1607 | } |
| 1608 | if (radeon_connector->router_bus && router->ddc_valid && |
| 1609 | (radeon_connector->router.router_id == router->router_id)) { |
| 1610 | radeon_connector->shared_ddc = false; |
| 1611 | shared_ddc = false; |
| 1612 | } |
| 1613 | } |
| 1614 | } |
| 1615 | |
| 1616 | /* check if it's a dp bridge */ |
| 1617 | list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) { |
| 1618 | radeon_encoder = to_radeon_encoder(encoder); |
| 1619 | if (radeon_encoder->devices & supported_device) { |
| 1620 | switch (radeon_encoder->encoder_id) { |
| 1621 | case ENCODER_OBJECT_ID_TRAVIS: |
| 1622 | case ENCODER_OBJECT_ID_NUTMEG: |
| 1623 | is_dp_bridge = true; |
| 1624 | break; |
| 1625 | default: |
| 1626 | break; |
| 1627 | } |
| 1628 | } |
| 1629 | } |
| 1630 | |
| 1631 | radeon_connector = kzalloc(sizeof(struct radeon_connector), GFP_KERNEL); |
| 1632 | if (!radeon_connector) |
| 1633 | return; |
| 1634 | |
| 1635 | connector = &radeon_connector->base; |
| 1636 | |
| 1637 | radeon_connector->connector_id = connector_id; |
| 1638 | radeon_connector->devices = supported_device; |
| 1639 | radeon_connector->shared_ddc = shared_ddc; |
| 1640 | radeon_connector->connector_object_id = connector_object_id; |
| 1641 | radeon_connector->hpd = *hpd; |
| 1642 | |
| 1643 | radeon_connector->router = *router; |
| 1644 | if (router->ddc_valid || router->cd_valid) { |
| 1645 | radeon_connector->router_bus = radeon_i2c_lookup(rdev, &router->i2c_info); |
| 1646 | if (!radeon_connector->router_bus) |
| 1647 | DRM_ERROR("Failed to assign router i2c bus! Check dmesg for i2c errors.\n" ); |
| 1648 | } |
| 1649 | |
| 1650 | if (is_dp_bridge) { |
| 1651 | radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL); |
| 1652 | if (!radeon_dig_connector) |
| 1653 | goto failed; |
| 1654 | radeon_dig_connector->igp_lane_info = igp_lane_info; |
| 1655 | radeon_connector->con_priv = radeon_dig_connector; |
| 1656 | if (i2c_bus->valid) { |
| 1657 | radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus); |
| 1658 | if (radeon_connector->ddc_bus) |
| 1659 | has_aux = true; |
| 1660 | else |
| 1661 | DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n" ); |
| 1662 | } |
| 1663 | switch (connector_type) { |
| 1664 | case DRM_MODE_CONNECTOR_VGA: |
| 1665 | case DRM_MODE_CONNECTOR_DVIA: |
| 1666 | default: |
| 1667 | drm_connector_init(dev, &radeon_connector->base, |
| 1668 | &radeon_dp_connector_funcs, connector_type); |
| 1669 | drm_connector_helper_add(&radeon_connector->base, |
| 1670 | &radeon_dp_connector_helper_funcs); |
| 1671 | connector->interlace_allowed = true; |
| 1672 | connector->doublescan_allowed = true; |
| 1673 | radeon_connector->dac_load_detect = true; |
| 1674 | drm_object_attach_property(&radeon_connector->base.base, |
| 1675 | rdev->mode_info.load_detect_property, |
| 1676 | 1); |
| 1677 | break; |
| 1678 | case DRM_MODE_CONNECTOR_DVII: |
| 1679 | case DRM_MODE_CONNECTOR_DVID: |
| 1680 | case DRM_MODE_CONNECTOR_HDMIA: |
| 1681 | case DRM_MODE_CONNECTOR_HDMIB: |
| 1682 | case DRM_MODE_CONNECTOR_DisplayPort: |
| 1683 | drm_connector_init(dev, &radeon_connector->base, |
| 1684 | &radeon_dp_connector_funcs, connector_type); |
| 1685 | drm_connector_helper_add(&radeon_connector->base, |
| 1686 | &radeon_dp_connector_helper_funcs); |
| 1687 | drm_object_attach_property(&radeon_connector->base.base, |
| 1688 | rdev->mode_info.underscan_property, |
| 1689 | UNDERSCAN_OFF); |
| 1690 | drm_object_attach_property(&radeon_connector->base.base, |
| 1691 | rdev->mode_info.underscan_hborder_property, |
| 1692 | 0); |
| 1693 | drm_object_attach_property(&radeon_connector->base.base, |
| 1694 | rdev->mode_info.underscan_vborder_property, |
| 1695 | 0); |
| 1696 | |
| 1697 | drm_object_attach_property(&radeon_connector->base.base, |
| 1698 | rdev->mode_info.dither_property, |
| 1699 | RADEON_FMT_DITHER_DISABLE); |
| 1700 | |
| 1701 | if (radeon_audio != 0) |
| 1702 | drm_object_attach_property(&radeon_connector->base.base, |
| 1703 | rdev->mode_info.audio_property, |
| 1704 | RADEON_AUDIO_AUTO); |
| 1705 | |
| 1706 | subpixel_order = SubPixelHorizontalRGB; |
| 1707 | connector->interlace_allowed = true; |
| 1708 | if (connector_type == DRM_MODE_CONNECTOR_HDMIB) |
| 1709 | connector->doublescan_allowed = true; |
| 1710 | else |
| 1711 | connector->doublescan_allowed = false; |
| 1712 | if (connector_type == DRM_MODE_CONNECTOR_DVII) { |
| 1713 | radeon_connector->dac_load_detect = true; |
| 1714 | drm_object_attach_property(&radeon_connector->base.base, |
| 1715 | rdev->mode_info.load_detect_property, |
| 1716 | 1); |
| 1717 | } |
| 1718 | break; |
| 1719 | case DRM_MODE_CONNECTOR_LVDS: |
| 1720 | case DRM_MODE_CONNECTOR_eDP: |
| 1721 | drm_connector_init(dev, &radeon_connector->base, |
| 1722 | &radeon_lvds_bridge_connector_funcs, connector_type); |
| 1723 | drm_connector_helper_add(&radeon_connector->base, |
| 1724 | &radeon_dp_connector_helper_funcs); |
| 1725 | drm_object_attach_property(&radeon_connector->base.base, |
| 1726 | dev->mode_config.scaling_mode_property, |
| 1727 | DRM_MODE_SCALE_FULLSCREEN); |
| 1728 | subpixel_order = SubPixelHorizontalRGB; |
| 1729 | connector->interlace_allowed = false; |
| 1730 | connector->doublescan_allowed = false; |
| 1731 | break; |
| 1732 | } |
| 1733 | } else { |
| 1734 | switch (connector_type) { |
| 1735 | case DRM_MODE_CONNECTOR_VGA: |
| 1736 | drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type); |
| 1737 | drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs); |
| 1738 | if (i2c_bus->valid) { |
| 1739 | radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus); |
| 1740 | if (!radeon_connector->ddc_bus) |
| 1741 | DRM_ERROR("VGA: Failed to assign ddc bus! Check dmesg for i2c errors.\n" ); |
| 1742 | } |
| 1743 | radeon_connector->dac_load_detect = true; |
| 1744 | drm_object_attach_property(&radeon_connector->base.base, |
| 1745 | rdev->mode_info.load_detect_property, |
| 1746 | 1); |
| 1747 | /* no HPD on analog connectors */ |
| 1748 | radeon_connector->hpd.hpd = RADEON_HPD_NONE; |
| 1749 | connector->polled = DRM_CONNECTOR_POLL_CONNECT; |
| 1750 | connector->interlace_allowed = true; |
| 1751 | connector->doublescan_allowed = true; |
| 1752 | break; |
| 1753 | case DRM_MODE_CONNECTOR_DVIA: |
| 1754 | drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type); |
| 1755 | drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs); |
| 1756 | if (i2c_bus->valid) { |
| 1757 | radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus); |
| 1758 | if (!radeon_connector->ddc_bus) |
| 1759 | DRM_ERROR("DVIA: Failed to assign ddc bus! Check dmesg for i2c errors.\n" ); |
| 1760 | } |
| 1761 | radeon_connector->dac_load_detect = true; |
| 1762 | drm_object_attach_property(&radeon_connector->base.base, |
| 1763 | rdev->mode_info.load_detect_property, |
| 1764 | 1); |
| 1765 | /* no HPD on analog connectors */ |
| 1766 | radeon_connector->hpd.hpd = RADEON_HPD_NONE; |
| 1767 | connector->interlace_allowed = true; |
| 1768 | connector->doublescan_allowed = true; |
| 1769 | break; |
| 1770 | case DRM_MODE_CONNECTOR_DVII: |
| 1771 | case DRM_MODE_CONNECTOR_DVID: |
| 1772 | radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL); |
| 1773 | if (!radeon_dig_connector) |
| 1774 | goto failed; |
| 1775 | radeon_dig_connector->igp_lane_info = igp_lane_info; |
| 1776 | radeon_connector->con_priv = radeon_dig_connector; |
| 1777 | drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type); |
| 1778 | drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs); |
| 1779 | if (i2c_bus->valid) { |
| 1780 | radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus); |
| 1781 | if (!radeon_connector->ddc_bus) |
| 1782 | DRM_ERROR("DVI: Failed to assign ddc bus! Check dmesg for i2c errors.\n" ); |
| 1783 | } |
| 1784 | subpixel_order = SubPixelHorizontalRGB; |
| 1785 | drm_object_attach_property(&radeon_connector->base.base, |
| 1786 | rdev->mode_info.coherent_mode_property, |
| 1787 | 1); |
| 1788 | if (ASIC_IS_AVIVO(rdev)) { |
| 1789 | drm_object_attach_property(&radeon_connector->base.base, |
| 1790 | rdev->mode_info.underscan_property, |
| 1791 | UNDERSCAN_OFF); |
| 1792 | drm_object_attach_property(&radeon_connector->base.base, |
| 1793 | rdev->mode_info.underscan_hborder_property, |
| 1794 | 0); |
| 1795 | drm_object_attach_property(&radeon_connector->base.base, |
| 1796 | rdev->mode_info.underscan_vborder_property, |
| 1797 | 0); |
| 1798 | } |
| 1799 | if (ASIC_IS_DCE2(rdev) && (radeon_audio != 0)) { |
| 1800 | drm_object_attach_property(&radeon_connector->base.base, |
| 1801 | rdev->mode_info.audio_property, |
| 1802 | RADEON_AUDIO_AUTO); |
| 1803 | } |
| 1804 | if (ASIC_IS_AVIVO(rdev)) { |
| 1805 | drm_object_attach_property(&radeon_connector->base.base, |
| 1806 | rdev->mode_info.dither_property, |
| 1807 | RADEON_FMT_DITHER_DISABLE); |
| 1808 | } |
| 1809 | if (connector_type == DRM_MODE_CONNECTOR_DVII) { |
| 1810 | radeon_connector->dac_load_detect = true; |
| 1811 | drm_object_attach_property(&radeon_connector->base.base, |
| 1812 | rdev->mode_info.load_detect_property, |
| 1813 | 1); |
| 1814 | } |
| 1815 | connector->interlace_allowed = true; |
| 1816 | if (connector_type == DRM_MODE_CONNECTOR_DVII) |
| 1817 | connector->doublescan_allowed = true; |
| 1818 | else |
| 1819 | connector->doublescan_allowed = false; |
| 1820 | break; |
| 1821 | case DRM_MODE_CONNECTOR_HDMIA: |
| 1822 | case DRM_MODE_CONNECTOR_HDMIB: |
| 1823 | radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL); |
| 1824 | if (!radeon_dig_connector) |
| 1825 | goto failed; |
| 1826 | radeon_dig_connector->igp_lane_info = igp_lane_info; |
| 1827 | radeon_connector->con_priv = radeon_dig_connector; |
| 1828 | drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type); |
| 1829 | drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs); |
| 1830 | if (i2c_bus->valid) { |
| 1831 | radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus); |
| 1832 | if (!radeon_connector->ddc_bus) |
| 1833 | DRM_ERROR("HDMI: Failed to assign ddc bus! Check dmesg for i2c errors.\n" ); |
| 1834 | } |
| 1835 | drm_object_attach_property(&radeon_connector->base.base, |
| 1836 | rdev->mode_info.coherent_mode_property, |
| 1837 | 1); |
| 1838 | if (ASIC_IS_AVIVO(rdev)) { |
| 1839 | drm_object_attach_property(&radeon_connector->base.base, |
| 1840 | rdev->mode_info.underscan_property, |
| 1841 | UNDERSCAN_OFF); |
| 1842 | drm_object_attach_property(&radeon_connector->base.base, |
| 1843 | rdev->mode_info.underscan_hborder_property, |
| 1844 | 0); |
| 1845 | drm_object_attach_property(&radeon_connector->base.base, |
| 1846 | rdev->mode_info.underscan_vborder_property, |
| 1847 | 0); |
| 1848 | } |
| 1849 | if (ASIC_IS_DCE2(rdev) && (radeon_audio != 0)) { |
| 1850 | drm_object_attach_property(&radeon_connector->base.base, |
| 1851 | rdev->mode_info.audio_property, |
| 1852 | RADEON_AUDIO_AUTO); |
| 1853 | } |
| 1854 | if (ASIC_IS_AVIVO(rdev)) { |
| 1855 | drm_object_attach_property(&radeon_connector->base.base, |
| 1856 | rdev->mode_info.dither_property, |
| 1857 | RADEON_FMT_DITHER_DISABLE); |
| 1858 | } |
| 1859 | subpixel_order = SubPixelHorizontalRGB; |
| 1860 | connector->interlace_allowed = true; |
| 1861 | if (connector_type == DRM_MODE_CONNECTOR_HDMIB) |
| 1862 | connector->doublescan_allowed = true; |
| 1863 | else |
| 1864 | connector->doublescan_allowed = false; |
| 1865 | break; |
| 1866 | case DRM_MODE_CONNECTOR_DisplayPort: |
| 1867 | radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL); |
| 1868 | if (!radeon_dig_connector) |
| 1869 | goto failed; |
| 1870 | radeon_dig_connector->igp_lane_info = igp_lane_info; |
| 1871 | radeon_connector->con_priv = radeon_dig_connector; |
| 1872 | drm_connector_init(dev, &radeon_connector->base, &radeon_dp_connector_funcs, connector_type); |
| 1873 | drm_connector_helper_add(&radeon_connector->base, &radeon_dp_connector_helper_funcs); |
| 1874 | if (i2c_bus->valid) { |
| 1875 | radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus); |
| 1876 | if (radeon_connector->ddc_bus) |
| 1877 | has_aux = true; |
| 1878 | else |
| 1879 | DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n" ); |
| 1880 | } |
| 1881 | subpixel_order = SubPixelHorizontalRGB; |
| 1882 | drm_object_attach_property(&radeon_connector->base.base, |
| 1883 | rdev->mode_info.coherent_mode_property, |
| 1884 | 1); |
| 1885 | if (ASIC_IS_AVIVO(rdev)) { |
| 1886 | drm_object_attach_property(&radeon_connector->base.base, |
| 1887 | rdev->mode_info.underscan_property, |
| 1888 | UNDERSCAN_OFF); |
| 1889 | drm_object_attach_property(&radeon_connector->base.base, |
| 1890 | rdev->mode_info.underscan_hborder_property, |
| 1891 | 0); |
| 1892 | drm_object_attach_property(&radeon_connector->base.base, |
| 1893 | rdev->mode_info.underscan_vborder_property, |
| 1894 | 0); |
| 1895 | } |
| 1896 | if (ASIC_IS_DCE2(rdev) && (radeon_audio != 0)) { |
| 1897 | drm_object_attach_property(&radeon_connector->base.base, |
| 1898 | rdev->mode_info.audio_property, |
| 1899 | RADEON_AUDIO_AUTO); |
| 1900 | } |
| 1901 | if (ASIC_IS_AVIVO(rdev)) { |
| 1902 | drm_object_attach_property(&radeon_connector->base.base, |
| 1903 | rdev->mode_info.dither_property, |
| 1904 | RADEON_FMT_DITHER_DISABLE); |
| 1905 | |
| 1906 | } |
| 1907 | connector->interlace_allowed = true; |
| 1908 | /* in theory with a DP to VGA converter... */ |
| 1909 | connector->doublescan_allowed = false; |
| 1910 | break; |
| 1911 | case DRM_MODE_CONNECTOR_eDP: |
| 1912 | radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL); |
| 1913 | if (!radeon_dig_connector) |
| 1914 | goto failed; |
| 1915 | radeon_dig_connector->igp_lane_info = igp_lane_info; |
| 1916 | radeon_connector->con_priv = radeon_dig_connector; |
| 1917 | drm_connector_init(dev, &radeon_connector->base, &radeon_edp_connector_funcs, connector_type); |
| 1918 | drm_connector_helper_add(&radeon_connector->base, &radeon_dp_connector_helper_funcs); |
| 1919 | if (i2c_bus->valid) { |
| 1920 | radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus); |
| 1921 | if (radeon_connector->ddc_bus) |
| 1922 | has_aux = true; |
| 1923 | else |
| 1924 | DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n" ); |
| 1925 | } |
| 1926 | drm_object_attach_property(&radeon_connector->base.base, |
| 1927 | dev->mode_config.scaling_mode_property, |
| 1928 | DRM_MODE_SCALE_FULLSCREEN); |
| 1929 | subpixel_order = SubPixelHorizontalRGB; |
| 1930 | connector->interlace_allowed = false; |
| 1931 | connector->doublescan_allowed = false; |
| 1932 | break; |
| 1933 | case DRM_MODE_CONNECTOR_SVIDEO: |
| 1934 | case DRM_MODE_CONNECTOR_Composite: |
| 1935 | case DRM_MODE_CONNECTOR_9PinDIN: |
| 1936 | drm_connector_init(dev, &radeon_connector->base, &radeon_tv_connector_funcs, connector_type); |
| 1937 | drm_connector_helper_add(&radeon_connector->base, &radeon_tv_connector_helper_funcs); |
| 1938 | radeon_connector->dac_load_detect = true; |
| 1939 | drm_object_attach_property(&radeon_connector->base.base, |
| 1940 | rdev->mode_info.load_detect_property, |
| 1941 | 1); |
| 1942 | drm_object_attach_property(&radeon_connector->base.base, |
| 1943 | rdev->mode_info.tv_std_property, |
| 1944 | radeon_atombios_get_tv_info(rdev)); |
| 1945 | /* no HPD on analog connectors */ |
| 1946 | radeon_connector->hpd.hpd = RADEON_HPD_NONE; |
| 1947 | connector->interlace_allowed = false; |
| 1948 | connector->doublescan_allowed = false; |
| 1949 | break; |
| 1950 | case DRM_MODE_CONNECTOR_LVDS: |
| 1951 | radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL); |
| 1952 | if (!radeon_dig_connector) |
| 1953 | goto failed; |
| 1954 | radeon_dig_connector->igp_lane_info = igp_lane_info; |
| 1955 | radeon_connector->con_priv = radeon_dig_connector; |
| 1956 | drm_connector_init(dev, &radeon_connector->base, &radeon_lvds_connector_funcs, connector_type); |
| 1957 | drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs); |
| 1958 | if (i2c_bus->valid) { |
| 1959 | radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus); |
| 1960 | if (!radeon_connector->ddc_bus) |
| 1961 | DRM_ERROR("LVDS: Failed to assign ddc bus! Check dmesg for i2c errors.\n" ); |
| 1962 | } |
| 1963 | drm_object_attach_property(&radeon_connector->base.base, |
| 1964 | dev->mode_config.scaling_mode_property, |
| 1965 | DRM_MODE_SCALE_FULLSCREEN); |
| 1966 | subpixel_order = SubPixelHorizontalRGB; |
| 1967 | connector->interlace_allowed = false; |
| 1968 | connector->doublescan_allowed = false; |
| 1969 | break; |
| 1970 | } |
| 1971 | } |
| 1972 | |
| 1973 | if (radeon_connector->hpd.hpd == RADEON_HPD_NONE) { |
| 1974 | if (i2c_bus->valid) |
| 1975 | connector->polled = DRM_CONNECTOR_POLL_CONNECT; |
| 1976 | } else |
| 1977 | connector->polled = DRM_CONNECTOR_POLL_HPD; |
| 1978 | |
| 1979 | connector->display_info.subpixel_order = subpixel_order; |
| 1980 | drm_sysfs_connector_add(connector); |
| 1981 | |
| 1982 | if (has_aux) |
| 1983 | radeon_dp_aux_init(radeon_connector); |
| 1984 | |
| 1985 | return; |
| 1986 | |
| 1987 | failed: |
| 1988 | drm_connector_cleanup(connector); |
| 1989 | kfree(connector); |
| 1990 | } |
| 1991 | |
| 1992 | void |
| 1993 | radeon_add_legacy_connector(struct drm_device *dev, |
| 1994 | uint32_t connector_id, |
| 1995 | uint32_t supported_device, |
| 1996 | int connector_type, |
| 1997 | struct radeon_i2c_bus_rec *i2c_bus, |
| 1998 | uint16_t connector_object_id, |
| 1999 | struct radeon_hpd *hpd) |
| 2000 | { |
| 2001 | struct radeon_device *rdev = dev->dev_private; |
| 2002 | struct drm_connector *connector; |
| 2003 | struct radeon_connector *radeon_connector; |
| 2004 | uint32_t subpixel_order = SubPixelNone; |
| 2005 | |
| 2006 | if (connector_type == DRM_MODE_CONNECTOR_Unknown) |
| 2007 | return; |
| 2008 | |
| 2009 | /* if the user selected tv=0 don't try and add the connector */ |
| 2010 | if (((connector_type == DRM_MODE_CONNECTOR_SVIDEO) || |
| 2011 | (connector_type == DRM_MODE_CONNECTOR_Composite) || |
| 2012 | (connector_type == DRM_MODE_CONNECTOR_9PinDIN)) && |
| 2013 | (radeon_tv == 0)) |
| 2014 | return; |
| 2015 | |
| 2016 | /* see if we already added it */ |
| 2017 | list_for_each_entry(connector, &dev->mode_config.connector_list, head) { |
| 2018 | radeon_connector = to_radeon_connector(connector); |
| 2019 | if (radeon_connector->connector_id == connector_id) { |
| 2020 | radeon_connector->devices |= supported_device; |
| 2021 | return; |
| 2022 | } |
| 2023 | } |
| 2024 | |
| 2025 | radeon_connector = kzalloc(sizeof(struct radeon_connector), GFP_KERNEL); |
| 2026 | if (!radeon_connector) |
| 2027 | return; |
| 2028 | |
| 2029 | connector = &radeon_connector->base; |
| 2030 | |
| 2031 | radeon_connector->connector_id = connector_id; |
| 2032 | radeon_connector->devices = supported_device; |
| 2033 | radeon_connector->connector_object_id = connector_object_id; |
| 2034 | radeon_connector->hpd = *hpd; |
| 2035 | |
| 2036 | switch (connector_type) { |
| 2037 | case DRM_MODE_CONNECTOR_VGA: |
| 2038 | drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type); |
| 2039 | drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs); |
| 2040 | if (i2c_bus->valid) { |
| 2041 | radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus); |
| 2042 | if (!radeon_connector->ddc_bus) |
| 2043 | DRM_ERROR("VGA: Failed to assign ddc bus! Check dmesg for i2c errors.\n" ); |
| 2044 | } |
| 2045 | radeon_connector->dac_load_detect = true; |
| 2046 | drm_object_attach_property(&radeon_connector->base.base, |
| 2047 | rdev->mode_info.load_detect_property, |
| 2048 | 1); |
| 2049 | /* no HPD on analog connectors */ |
| 2050 | radeon_connector->hpd.hpd = RADEON_HPD_NONE; |
| 2051 | connector->polled = DRM_CONNECTOR_POLL_CONNECT; |
| 2052 | connector->interlace_allowed = true; |
| 2053 | connector->doublescan_allowed = true; |
| 2054 | break; |
| 2055 | case DRM_MODE_CONNECTOR_DVIA: |
| 2056 | drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type); |
| 2057 | drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs); |
| 2058 | if (i2c_bus->valid) { |
| 2059 | radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus); |
| 2060 | if (!radeon_connector->ddc_bus) |
| 2061 | DRM_ERROR("DVIA: Failed to assign ddc bus! Check dmesg for i2c errors.\n" ); |
| 2062 | } |
| 2063 | radeon_connector->dac_load_detect = true; |
| 2064 | drm_object_attach_property(&radeon_connector->base.base, |
| 2065 | rdev->mode_info.load_detect_property, |
| 2066 | 1); |
| 2067 | /* no HPD on analog connectors */ |
| 2068 | radeon_connector->hpd.hpd = RADEON_HPD_NONE; |
| 2069 | connector->interlace_allowed = true; |
| 2070 | connector->doublescan_allowed = true; |
| 2071 | break; |
| 2072 | case DRM_MODE_CONNECTOR_DVII: |
| 2073 | case DRM_MODE_CONNECTOR_DVID: |
| 2074 | drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type); |
| 2075 | drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs); |
| 2076 | if (i2c_bus->valid) { |
| 2077 | radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus); |
| 2078 | if (!radeon_connector->ddc_bus) |
| 2079 | DRM_ERROR("DVI: Failed to assign ddc bus! Check dmesg for i2c errors.\n" ); |
| 2080 | } |
| 2081 | if (connector_type == DRM_MODE_CONNECTOR_DVII) { |
| 2082 | radeon_connector->dac_load_detect = true; |
| 2083 | drm_object_attach_property(&radeon_connector->base.base, |
| 2084 | rdev->mode_info.load_detect_property, |
| 2085 | 1); |
| 2086 | } |
| 2087 | subpixel_order = SubPixelHorizontalRGB; |
| 2088 | connector->interlace_allowed = true; |
| 2089 | if (connector_type == DRM_MODE_CONNECTOR_DVII) |
| 2090 | connector->doublescan_allowed = true; |
| 2091 | else |
| 2092 | connector->doublescan_allowed = false; |
| 2093 | break; |
| 2094 | case DRM_MODE_CONNECTOR_SVIDEO: |
| 2095 | case DRM_MODE_CONNECTOR_Composite: |
| 2096 | case DRM_MODE_CONNECTOR_9PinDIN: |
| 2097 | drm_connector_init(dev, &radeon_connector->base, &radeon_tv_connector_funcs, connector_type); |
| 2098 | drm_connector_helper_add(&radeon_connector->base, &radeon_tv_connector_helper_funcs); |
| 2099 | radeon_connector->dac_load_detect = true; |
| 2100 | /* RS400,RC410,RS480 chipset seems to report a lot |
| 2101 | * of false positive on load detect, we haven't yet |
| 2102 | * found a way to make load detect reliable on those |
| 2103 | * chipset, thus just disable it for TV. |
| 2104 | */ |
| 2105 | if (rdev->family == CHIP_RS400 || rdev->family == CHIP_RS480) |
| 2106 | radeon_connector->dac_load_detect = false; |
| 2107 | drm_object_attach_property(&radeon_connector->base.base, |
| 2108 | rdev->mode_info.load_detect_property, |
| 2109 | radeon_connector->dac_load_detect); |
| 2110 | drm_object_attach_property(&radeon_connector->base.base, |
| 2111 | rdev->mode_info.tv_std_property, |
| 2112 | radeon_combios_get_tv_info(rdev)); |
| 2113 | /* no HPD on analog connectors */ |
| 2114 | radeon_connector->hpd.hpd = RADEON_HPD_NONE; |
| 2115 | connector->interlace_allowed = false; |
| 2116 | connector->doublescan_allowed = false; |
| 2117 | break; |
| 2118 | case DRM_MODE_CONNECTOR_LVDS: |
| 2119 | drm_connector_init(dev, &radeon_connector->base, &radeon_lvds_connector_funcs, connector_type); |
| 2120 | drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs); |
| 2121 | if (i2c_bus->valid) { |
| 2122 | radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus); |
| 2123 | if (!radeon_connector->ddc_bus) |
| 2124 | DRM_ERROR("LVDS: Failed to assign ddc bus! Check dmesg for i2c errors.\n" ); |
| 2125 | } |
| 2126 | drm_object_attach_property(&radeon_connector->base.base, |
| 2127 | dev->mode_config.scaling_mode_property, |
| 2128 | DRM_MODE_SCALE_FULLSCREEN); |
| 2129 | subpixel_order = SubPixelHorizontalRGB; |
| 2130 | connector->interlace_allowed = false; |
| 2131 | connector->doublescan_allowed = false; |
| 2132 | break; |
| 2133 | } |
| 2134 | |
| 2135 | if (radeon_connector->hpd.hpd == RADEON_HPD_NONE) { |
| 2136 | if (i2c_bus->valid) |
| 2137 | connector->polled = DRM_CONNECTOR_POLL_CONNECT; |
| 2138 | } else |
| 2139 | connector->polled = DRM_CONNECTOR_POLL_HPD; |
| 2140 | connector->display_info.subpixel_order = subpixel_order; |
| 2141 | drm_sysfs_connector_add(connector); |
| 2142 | } |
| 2143 | |