1 /* 2 * Copyright 2013 Red Hat Inc. 3 * 4 * Permission is hereby granted, free of charge, to any person obtaining a 5 * copy of this software and associated documentation files (the "Software"), 6 * to deal in the Software without restriction, including without limitation 7 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 8 * and/or sell copies of the Software, and to permit persons to whom the 9 * Software is furnished to do so, subject to the following conditions: 10 * 11 * The above copyright notice and this permission notice shall be included in 12 * all copies or substantial portions of the Software. 13 * 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR 18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 20 * OTHER DEALINGS IN THE SOFTWARE. 21 * 22 * Authors: Dave Airlie 23 * Alon Levy 24 */ 25 26 27 #include "linux/crc32.h" 28 29 #include "qxl_drv.h" 30 #include "qxl_object.h" 31 #include "drm_crtc_helper.h" 32 33 static bool qxl_head_enabled(struct qxl_head *head) 34 { 35 return head->width && head->height; 36 } 37 38 void qxl_alloc_client_monitors_config(struct qxl_device *qdev, unsigned count) 39 { 40 if (qdev->client_monitors_config && 41 count > qdev->client_monitors_config->count) { 42 kfree(qdev->client_monitors_config); 43 qdev->client_monitors_config = NULL; 44 } 45 if (!qdev->client_monitors_config) { 46 qdev->client_monitors_config = kzalloc( 47 sizeof(struct qxl_monitors_config) + 48 sizeof(struct qxl_head) * count, GFP_KERNEL); 49 if (!qdev->client_monitors_config) { 50 qxl_io_log(qdev, 51 "%s: allocation failure for %u heads\n", 52 __func__, count); 53 return; 54 } 55 } 56 qdev->client_monitors_config->count = count; 57 } 58 59 static int qxl_display_copy_rom_client_monitors_config(struct qxl_device *qdev) 60 { 61 int i; 62 int num_monitors; 63 uint32_t crc; 64 65 num_monitors = qdev->rom->client_monitors_config.count; 66 crc = crc32(0, (const uint8_t *)&qdev->rom->client_monitors_config, 67 sizeof(qdev->rom->client_monitors_config)); 68 if (crc != qdev->rom->client_monitors_config_crc) { 69 qxl_io_log(qdev, "crc mismatch: have %X (%d) != %X\n", crc, 70 sizeof(qdev->rom->client_monitors_config), 71 qdev->rom->client_monitors_config_crc); 72 return 1; 73 } 74 if (num_monitors > qdev->monitors_config->max_allowed) { 75 DRM_DEBUG_KMS("client monitors list will be truncated: %d < %d\n", 76 qdev->monitors_config->max_allowed, num_monitors); 77 num_monitors = qdev->monitors_config->max_allowed; 78 } else { 79 num_monitors = qdev->rom->client_monitors_config.count; 80 } 81 qxl_alloc_client_monitors_config(qdev, num_monitors); 82 /* we copy max from the client but it isn't used */ 83 qdev->client_monitors_config->max_allowed = 84 qdev->monitors_config->max_allowed; 85 for (i = 0 ; i < qdev->client_monitors_config->count ; ++i) { 86 struct qxl_urect *c_rect = 87 &qdev->rom->client_monitors_config.heads[i]; 88 struct qxl_head *client_head = 89 &qdev->client_monitors_config->heads[i]; 90 client_head->x = c_rect->left; 91 client_head->y = c_rect->top; 92 client_head->width = c_rect->right - c_rect->left; 93 client_head->height = c_rect->bottom - c_rect->top; 94 client_head->surface_id = 0; 95 client_head->id = i; 96 client_head->flags = 0; 97 DRM_DEBUG_KMS("read %dx%d+%d+%d\n", client_head->width, client_head->height, 98 client_head->x, client_head->y); 99 } 100 return 0; 101 } 102 103 void qxl_display_read_client_monitors_config(struct qxl_device *qdev) 104 { 105 106 while (qxl_display_copy_rom_client_monitors_config(qdev)) { 107 qxl_io_log(qdev, "failed crc check for client_monitors_config," 108 " retrying\n"); 109 } 110 drm_helper_hpd_irq_event(qdev->ddev); 111 } 112 113 static int qxl_add_monitors_config_modes(struct drm_connector *connector) 114 { 115 struct drm_device *dev = connector->dev; 116 struct qxl_device *qdev = dev->dev_private; 117 struct qxl_output *output = drm_connector_to_qxl_output(connector); 118 int h = output->index; 119 struct drm_display_mode *mode = NULL; 120 struct qxl_head *head; 121 122 if (!qdev->client_monitors_config) 123 return 0; 124 head = &qdev->client_monitors_config->heads[h]; 125 126 mode = drm_cvt_mode(dev, head->width, head->height, 60, false, false, 127 false); 128 mode->type |= DRM_MODE_TYPE_PREFERRED; 129 drm_mode_probed_add(connector, mode); 130 return 1; 131 } 132 133 static int qxl_add_common_modes(struct drm_connector *connector) 134 { 135 struct drm_device *dev = connector->dev; 136 struct drm_display_mode *mode = NULL; 137 int i; 138 struct mode_size { 139 int w; 140 int h; 141 } common_modes[] = { 142 { 640, 480}, 143 { 720, 480}, 144 { 800, 600}, 145 { 848, 480}, 146 {1024, 768}, 147 {1152, 768}, 148 {1280, 720}, 149 {1280, 800}, 150 {1280, 854}, 151 {1280, 960}, 152 {1280, 1024}, 153 {1440, 900}, 154 {1400, 1050}, 155 {1680, 1050}, 156 {1600, 1200}, 157 {1920, 1080}, 158 {1920, 1200} 159 }; 160 161 for (i = 0; i < ARRAY_SIZE(common_modes); i++) { 162 if (common_modes[i].w < 320 || common_modes[i].h < 200) 163 continue; 164 165 mode = drm_cvt_mode(dev, common_modes[i].w, common_modes[i].h, 166 60, false, false, false); 167 if (common_modes[i].w == 1024 && common_modes[i].h == 768) 168 mode->type |= DRM_MODE_TYPE_PREFERRED; 169 drm_mode_probed_add(connector, mode); 170 } 171 return i - 1; 172 } 173 174 static void qxl_crtc_destroy(struct drm_crtc *crtc) 175 { 176 struct qxl_crtc *qxl_crtc = to_qxl_crtc(crtc); 177 178 drm_crtc_cleanup(crtc); 179 kfree(qxl_crtc); 180 } 181 182 static void 183 qxl_hide_cursor(struct qxl_device *qdev) 184 { 185 struct qxl_release *release; 186 struct qxl_cursor_cmd *cmd; 187 int ret; 188 189 ret = qxl_alloc_release_reserved(qdev, sizeof(*cmd), QXL_RELEASE_CURSOR_CMD, 190 &release, NULL); 191 192 cmd = (struct qxl_cursor_cmd *)qxl_release_map(qdev, release); 193 cmd->type = QXL_CURSOR_HIDE; 194 qxl_release_unmap(qdev, release, &cmd->release_info); 195 196 qxl_fence_releaseable(qdev, release); 197 qxl_push_cursor_ring_release(qdev, release, QXL_CMD_CURSOR, false); 198 qxl_release_unreserve(qdev, release); 199 } 200 201 static int qxl_crtc_cursor_set2(struct drm_crtc *crtc, 202 struct drm_file *file_priv, 203 uint32_t handle, 204 uint32_t width, 205 uint32_t height, int32_t hot_x, int32_t hot_y) 206 { 207 struct drm_device *dev = crtc->dev; 208 struct qxl_device *qdev = dev->dev_private; 209 struct qxl_crtc *qcrtc = to_qxl_crtc(crtc); 210 struct drm_gem_object *obj; 211 struct qxl_cursor *cursor; 212 struct qxl_cursor_cmd *cmd; 213 struct qxl_bo *cursor_bo, *user_bo; 214 struct qxl_release *release; 215 void *user_ptr; 216 217 int size = 64*64*4; 218 int ret = 0; 219 if (!handle) { 220 qxl_hide_cursor(qdev); 221 return 0; 222 } 223 224 obj = drm_gem_object_lookup(crtc->dev, file_priv, handle); 225 if (!obj) { 226 DRM_ERROR("cannot find cursor object\n"); 227 return -ENOENT; 228 } 229 230 user_bo = gem_to_qxl_bo(obj); 231 232 ret = qxl_bo_reserve(user_bo, false); 233 if (ret) 234 goto out_unref; 235 236 ret = qxl_bo_pin(user_bo, QXL_GEM_DOMAIN_CPU, NULL); 237 if (ret) 238 goto out_unreserve; 239 240 ret = qxl_bo_kmap(user_bo, &user_ptr); 241 if (ret) 242 goto out_unpin; 243 244 ret = qxl_alloc_release_reserved(qdev, sizeof(*cmd), 245 QXL_RELEASE_CURSOR_CMD, 246 &release, NULL); 247 if (ret) 248 goto out_kunmap; 249 ret = qxl_alloc_bo_reserved(qdev, sizeof(struct qxl_cursor) + size, 250 &cursor_bo); 251 if (ret) 252 goto out_free_release; 253 ret = qxl_bo_kmap(cursor_bo, (void **)&cursor); 254 if (ret) 255 goto out_free_bo; 256 257 cursor->header.unique = 0; 258 cursor->header.type = SPICE_CURSOR_TYPE_ALPHA; 259 cursor->header.width = 64; 260 cursor->header.height = 64; 261 cursor->header.hot_spot_x = hot_x; 262 cursor->header.hot_spot_y = hot_y; 263 cursor->data_size = size; 264 cursor->chunk.next_chunk = 0; 265 cursor->chunk.prev_chunk = 0; 266 cursor->chunk.data_size = size; 267 268 memcpy(cursor->chunk.data, user_ptr, size); 269 270 qxl_bo_kunmap(cursor_bo); 271 272 /* finish with the userspace bo */ 273 qxl_bo_kunmap(user_bo); 274 qxl_bo_unpin(user_bo); 275 qxl_bo_unreserve(user_bo); 276 drm_gem_object_unreference_unlocked(obj); 277 278 cmd = (struct qxl_cursor_cmd *)qxl_release_map(qdev, release); 279 cmd->type = QXL_CURSOR_SET; 280 cmd->u.set.position.x = qcrtc->cur_x; 281 cmd->u.set.position.y = qcrtc->cur_y; 282 283 cmd->u.set.shape = qxl_bo_physical_address(qdev, cursor_bo, 0); 284 qxl_release_add_res(qdev, release, cursor_bo); 285 286 cmd->u.set.visible = 1; 287 qxl_release_unmap(qdev, release, &cmd->release_info); 288 289 qxl_fence_releaseable(qdev, release); 290 qxl_push_cursor_ring_release(qdev, release, QXL_CMD_CURSOR, false); 291 qxl_release_unreserve(qdev, release); 292 293 qxl_bo_unreserve(cursor_bo); 294 qxl_bo_unref(&cursor_bo); 295 296 return ret; 297 out_free_bo: 298 qxl_bo_unref(&cursor_bo); 299 out_free_release: 300 qxl_release_unreserve(qdev, release); 301 qxl_release_free(qdev, release); 302 out_kunmap: 303 qxl_bo_kunmap(user_bo); 304 out_unpin: 305 qxl_bo_unpin(user_bo); 306 out_unreserve: 307 qxl_bo_unreserve(user_bo); 308 out_unref: 309 drm_gem_object_unreference_unlocked(obj); 310 return ret; 311 } 312 313 static int qxl_crtc_cursor_move(struct drm_crtc *crtc, 314 int x, int y) 315 { 316 struct drm_device *dev = crtc->dev; 317 struct qxl_device *qdev = dev->dev_private; 318 struct qxl_crtc *qcrtc = to_qxl_crtc(crtc); 319 struct qxl_release *release; 320 struct qxl_cursor_cmd *cmd; 321 int ret; 322 323 ret = qxl_alloc_release_reserved(qdev, sizeof(*cmd), QXL_RELEASE_CURSOR_CMD, 324 &release, NULL); 325 326 qcrtc->cur_x = x; 327 qcrtc->cur_y = y; 328 329 cmd = (struct qxl_cursor_cmd *)qxl_release_map(qdev, release); 330 cmd->type = QXL_CURSOR_MOVE; 331 cmd->u.position.x = qcrtc->cur_x; 332 cmd->u.position.y = qcrtc->cur_y; 333 qxl_release_unmap(qdev, release, &cmd->release_info); 334 335 qxl_fence_releaseable(qdev, release); 336 qxl_push_cursor_ring_release(qdev, release, QXL_CMD_CURSOR, false); 337 qxl_release_unreserve(qdev, release); 338 return 0; 339 } 340 341 342 static const struct drm_crtc_funcs qxl_crtc_funcs = { 343 .cursor_set2 = qxl_crtc_cursor_set2, 344 .cursor_move = qxl_crtc_cursor_move, 345 .set_config = drm_crtc_helper_set_config, 346 .destroy = qxl_crtc_destroy, 347 }; 348 349 static void qxl_user_framebuffer_destroy(struct drm_framebuffer *fb) 350 { 351 struct qxl_framebuffer *qxl_fb = to_qxl_framebuffer(fb); 352 353 if (qxl_fb->obj) 354 drm_gem_object_unreference_unlocked(qxl_fb->obj); 355 drm_framebuffer_cleanup(fb); 356 kfree(qxl_fb); 357 } 358 359 static int qxl_framebuffer_surface_dirty(struct drm_framebuffer *fb, 360 struct drm_file *file_priv, 361 unsigned flags, unsigned color, 362 struct drm_clip_rect *clips, 363 unsigned num_clips) 364 { 365 /* TODO: vmwgfx where this was cribbed from had locking. Why? */ 366 struct qxl_framebuffer *qxl_fb = to_qxl_framebuffer(fb); 367 struct qxl_device *qdev = qxl_fb->base.dev->dev_private; 368 struct drm_clip_rect norect; 369 struct qxl_bo *qobj; 370 int inc = 1; 371 372 qobj = gem_to_qxl_bo(qxl_fb->obj); 373 /* if we aren't primary surface ignore this */ 374 if (!qobj->is_primary) 375 return 0; 376 377 if (!num_clips) { 378 num_clips = 1; 379 clips = &norect; 380 norect.x1 = norect.y1 = 0; 381 norect.x2 = fb->width; 382 norect.y2 = fb->height; 383 } else if (flags & DRM_MODE_FB_DIRTY_ANNOTATE_COPY) { 384 num_clips /= 2; 385 inc = 2; /* skip source rects */ 386 } 387 388 qxl_draw_dirty_fb(qdev, qxl_fb, qobj, flags, color, 389 clips, num_clips, inc); 390 return 0; 391 } 392 393 static const struct drm_framebuffer_funcs qxl_fb_funcs = { 394 .destroy = qxl_user_framebuffer_destroy, 395 .dirty = qxl_framebuffer_surface_dirty, 396 /* TODO? 397 * .create_handle = qxl_user_framebuffer_create_handle, */ 398 }; 399 400 int 401 qxl_framebuffer_init(struct drm_device *dev, 402 struct qxl_framebuffer *qfb, 403 struct drm_mode_fb_cmd2 *mode_cmd, 404 struct drm_gem_object *obj) 405 { 406 int ret; 407 408 qfb->obj = obj; 409 ret = drm_framebuffer_init(dev, &qfb->base, &qxl_fb_funcs); 410 if (ret) { 411 qfb->obj = NULL; 412 return ret; 413 } 414 drm_helper_mode_fill_fb_struct(&qfb->base, mode_cmd); 415 return 0; 416 } 417 418 static void qxl_crtc_dpms(struct drm_crtc *crtc, int mode) 419 { 420 } 421 422 static bool qxl_crtc_mode_fixup(struct drm_crtc *crtc, 423 const struct drm_display_mode *mode, 424 struct drm_display_mode *adjusted_mode) 425 { 426 struct drm_device *dev = crtc->dev; 427 struct qxl_device *qdev = dev->dev_private; 428 429 qxl_io_log(qdev, "%s: (%d,%d) => (%d,%d)\n", 430 __func__, 431 mode->hdisplay, mode->vdisplay, 432 adjusted_mode->hdisplay, 433 adjusted_mode->vdisplay); 434 return true; 435 } 436 437 void 438 qxl_send_monitors_config(struct qxl_device *qdev) 439 { 440 int i; 441 442 BUG_ON(!qdev->ram_header->monitors_config); 443 444 if (qdev->monitors_config->count == 0) { 445 qxl_io_log(qdev, "%s: 0 monitors??\n", __func__); 446 return; 447 } 448 for (i = 0 ; i < qdev->monitors_config->count ; ++i) { 449 struct qxl_head *head = &qdev->monitors_config->heads[i]; 450 451 if (head->y > 8192 || head->x > 8192 || 452 head->width > 8192 || head->height > 8192) { 453 DRM_ERROR("head %d wrong: %dx%d+%d+%d\n", 454 i, head->width, head->height, 455 head->x, head->y); 456 return; 457 } 458 } 459 qxl_io_monitors_config(qdev); 460 } 461 462 static void qxl_monitors_config_set(struct qxl_device *qdev, 463 int index, 464 unsigned x, unsigned y, 465 unsigned width, unsigned height, 466 unsigned surf_id) 467 { 468 DRM_DEBUG_KMS("%d:%dx%d+%d+%d\n", index, width, height, x, y); 469 qdev->monitors_config->heads[index].x = x; 470 qdev->monitors_config->heads[index].y = y; 471 qdev->monitors_config->heads[index].width = width; 472 qdev->monitors_config->heads[index].height = height; 473 qdev->monitors_config->heads[index].surface_id = surf_id; 474 475 } 476 477 static int qxl_crtc_mode_set(struct drm_crtc *crtc, 478 struct drm_display_mode *mode, 479 struct drm_display_mode *adjusted_mode, 480 int x, int y, 481 struct drm_framebuffer *old_fb) 482 { 483 struct drm_device *dev = crtc->dev; 484 struct qxl_device *qdev = dev->dev_private; 485 struct qxl_mode *m = (void *)mode->private; 486 struct qxl_framebuffer *qfb; 487 struct qxl_bo *bo, *old_bo = NULL; 488 struct qxl_crtc *qcrtc = to_qxl_crtc(crtc); 489 uint32_t width, height, base_offset; 490 bool recreate_primary = false; 491 int ret; 492 int surf_id; 493 if (!crtc->fb) { 494 DRM_DEBUG_KMS("No FB bound\n"); 495 return 0; 496 } 497 498 if (old_fb) { 499 qfb = to_qxl_framebuffer(old_fb); 500 old_bo = gem_to_qxl_bo(qfb->obj); 501 } 502 qfb = to_qxl_framebuffer(crtc->fb); 503 bo = gem_to_qxl_bo(qfb->obj); 504 if (!m) 505 /* and do we care? */ 506 DRM_DEBUG("%dx%d: not a native mode\n", x, y); 507 else 508 DRM_DEBUG("%dx%d: qxl id %d\n", 509 mode->hdisplay, mode->vdisplay, m->id); 510 DRM_DEBUG("+%d+%d (%d,%d) => (%d,%d)\n", 511 x, y, 512 mode->hdisplay, mode->vdisplay, 513 adjusted_mode->hdisplay, 514 adjusted_mode->vdisplay); 515 516 if (qcrtc->index == 0) 517 recreate_primary = true; 518 519 width = mode->hdisplay; 520 height = mode->vdisplay; 521 base_offset = 0; 522 523 ret = qxl_bo_reserve(bo, false); 524 if (ret != 0) 525 return ret; 526 ret = qxl_bo_pin(bo, bo->type, NULL); 527 if (ret != 0) { 528 qxl_bo_unreserve(bo); 529 return -EINVAL; 530 } 531 qxl_bo_unreserve(bo); 532 if (recreate_primary) { 533 qxl_io_destroy_primary(qdev); 534 qxl_io_log(qdev, 535 "recreate primary: %dx%d (was %dx%d,%d,%d)\n", 536 width, height, bo->surf.width, 537 bo->surf.height, bo->surf.stride, bo->surf.format); 538 qxl_io_create_primary(qdev, base_offset, bo); 539 bo->is_primary = true; 540 surf_id = 0; 541 } else { 542 surf_id = bo->surface_id; 543 } 544 545 if (old_bo && old_bo != bo) { 546 old_bo->is_primary = false; 547 ret = qxl_bo_reserve(old_bo, false); 548 qxl_bo_unpin(old_bo); 549 qxl_bo_unreserve(old_bo); 550 } 551 552 qxl_monitors_config_set(qdev, qcrtc->index, x, y, 553 mode->hdisplay, 554 mode->vdisplay, surf_id); 555 return 0; 556 } 557 558 static void qxl_crtc_prepare(struct drm_crtc *crtc) 559 { 560 DRM_DEBUG("current: %dx%d+%d+%d (%d).\n", 561 crtc->mode.hdisplay, crtc->mode.vdisplay, 562 crtc->x, crtc->y, crtc->enabled); 563 } 564 565 static void qxl_crtc_commit(struct drm_crtc *crtc) 566 { 567 DRM_DEBUG("\n"); 568 } 569 570 static void qxl_crtc_disable(struct drm_crtc *crtc) 571 { 572 struct qxl_crtc *qcrtc = to_qxl_crtc(crtc); 573 struct drm_device *dev = crtc->dev; 574 struct qxl_device *qdev = dev->dev_private; 575 if (crtc->fb) { 576 struct qxl_framebuffer *qfb = to_qxl_framebuffer(crtc->fb); 577 struct qxl_bo *bo = gem_to_qxl_bo(qfb->obj); 578 int ret; 579 ret = qxl_bo_reserve(bo, false); 580 qxl_bo_unpin(bo); 581 qxl_bo_unreserve(bo); 582 crtc->fb = NULL; 583 } 584 585 qxl_monitors_config_set(qdev, qcrtc->index, 0, 0, 0, 0, 0); 586 587 qxl_send_monitors_config(qdev); 588 } 589 590 static const struct drm_crtc_helper_funcs qxl_crtc_helper_funcs = { 591 .dpms = qxl_crtc_dpms, 592 .disable = qxl_crtc_disable, 593 .mode_fixup = qxl_crtc_mode_fixup, 594 .mode_set = qxl_crtc_mode_set, 595 .prepare = qxl_crtc_prepare, 596 .commit = qxl_crtc_commit, 597 }; 598 599 static int qdev_crtc_init(struct drm_device *dev, int crtc_id) 600 { 601 struct qxl_crtc *qxl_crtc; 602 603 qxl_crtc = kzalloc(sizeof(struct qxl_crtc), GFP_KERNEL); 604 if (!qxl_crtc) 605 return -ENOMEM; 606 607 drm_crtc_init(dev, &qxl_crtc->base, &qxl_crtc_funcs); 608 qxl_crtc->index = crtc_id; 609 drm_mode_crtc_set_gamma_size(&qxl_crtc->base, 256); 610 drm_crtc_helper_add(&qxl_crtc->base, &qxl_crtc_helper_funcs); 611 return 0; 612 } 613 614 static void qxl_enc_dpms(struct drm_encoder *encoder, int mode) 615 { 616 DRM_DEBUG("\n"); 617 } 618 619 static bool qxl_enc_mode_fixup(struct drm_encoder *encoder, 620 const struct drm_display_mode *mode, 621 struct drm_display_mode *adjusted_mode) 622 { 623 DRM_DEBUG("\n"); 624 return true; 625 } 626 627 static void qxl_enc_prepare(struct drm_encoder *encoder) 628 { 629 DRM_DEBUG("\n"); 630 } 631 632 static void qxl_write_monitors_config_for_encoder(struct qxl_device *qdev, 633 struct drm_encoder *encoder) 634 { 635 int i; 636 struct qxl_output *output = drm_encoder_to_qxl_output(encoder); 637 struct qxl_head *head; 638 struct drm_display_mode *mode; 639 640 BUG_ON(!encoder); 641 /* TODO: ugly, do better */ 642 i = output->index; 643 if (!qdev->monitors_config || 644 qdev->monitors_config->max_allowed <= i) { 645 DRM_ERROR( 646 "head number too large or missing monitors config: %p, %d", 647 qdev->monitors_config, 648 qdev->monitors_config ? 649 qdev->monitors_config->max_allowed : -1); 650 return; 651 } 652 if (!encoder->crtc) { 653 DRM_ERROR("missing crtc on encoder %p\n", encoder); 654 return; 655 } 656 if (i != 0) 657 DRM_DEBUG("missing for multiple monitors: no head holes\n"); 658 head = &qdev->monitors_config->heads[i]; 659 head->id = i; 660 if (encoder->crtc->enabled) { 661 mode = &encoder->crtc->mode; 662 head->width = mode->hdisplay; 663 head->height = mode->vdisplay; 664 head->x = encoder->crtc->x; 665 head->y = encoder->crtc->y; 666 if (qdev->monitors_config->count < i + 1) 667 qdev->monitors_config->count = i + 1; 668 } else { 669 head->width = 0; 670 head->height = 0; 671 head->x = 0; 672 head->y = 0; 673 } 674 DRM_DEBUG_KMS("setting head %d to +%d+%d %dx%d out of %d\n", 675 i, head->x, head->y, head->width, head->height, qdev->monitors_config->count); 676 head->flags = 0; 677 /* TODO - somewhere else to call this for multiple monitors 678 * (config_commit?) */ 679 qxl_send_monitors_config(qdev); 680 } 681 682 static void qxl_enc_commit(struct drm_encoder *encoder) 683 { 684 struct qxl_device *qdev = encoder->dev->dev_private; 685 686 qxl_write_monitors_config_for_encoder(qdev, encoder); 687 DRM_DEBUG("\n"); 688 } 689 690 static void qxl_enc_mode_set(struct drm_encoder *encoder, 691 struct drm_display_mode *mode, 692 struct drm_display_mode *adjusted_mode) 693 { 694 DRM_DEBUG("\n"); 695 } 696 697 static int qxl_conn_get_modes(struct drm_connector *connector) 698 { 699 int ret = 0; 700 struct qxl_device *qdev = connector->dev->dev_private; 701 702 DRM_DEBUG_KMS("monitors_config=%p\n", qdev->monitors_config); 703 /* TODO: what should we do here? only show the configured modes for the 704 * device, or allow the full list, or both? */ 705 if (qdev->monitors_config && qdev->monitors_config->count) { 706 ret = qxl_add_monitors_config_modes(connector); 707 if (ret < 0) 708 return ret; 709 } 710 ret += qxl_add_common_modes(connector); 711 return ret; 712 } 713 714 static int qxl_conn_mode_valid(struct drm_connector *connector, 715 struct drm_display_mode *mode) 716 { 717 /* TODO: is this called for user defined modes? (xrandr --add-mode) 718 * TODO: check that the mode fits in the framebuffer */ 719 DRM_DEBUG("%s: %dx%d status=%d\n", mode->name, mode->hdisplay, 720 mode->vdisplay, mode->status); 721 return MODE_OK; 722 } 723 724 static struct drm_encoder *qxl_best_encoder(struct drm_connector *connector) 725 { 726 struct qxl_output *qxl_output = 727 drm_connector_to_qxl_output(connector); 728 729 DRM_DEBUG("\n"); 730 return &qxl_output->enc; 731 } 732 733 734 static const struct drm_encoder_helper_funcs qxl_enc_helper_funcs = { 735 .dpms = qxl_enc_dpms, 736 .mode_fixup = qxl_enc_mode_fixup, 737 .prepare = qxl_enc_prepare, 738 .mode_set = qxl_enc_mode_set, 739 .commit = qxl_enc_commit, 740 }; 741 742 static const struct drm_connector_helper_funcs qxl_connector_helper_funcs = { 743 .get_modes = qxl_conn_get_modes, 744 .mode_valid = qxl_conn_mode_valid, 745 .best_encoder = qxl_best_encoder, 746 }; 747 748 static void qxl_conn_save(struct drm_connector *connector) 749 { 750 DRM_DEBUG("\n"); 751 } 752 753 static void qxl_conn_restore(struct drm_connector *connector) 754 { 755 DRM_DEBUG("\n"); 756 } 757 758 static enum drm_connector_status qxl_conn_detect( 759 struct drm_connector *connector, 760 bool force) 761 { 762 struct qxl_output *output = 763 drm_connector_to_qxl_output(connector); 764 struct drm_device *ddev = connector->dev; 765 struct qxl_device *qdev = ddev->dev_private; 766 int connected; 767 768 /* The first monitor is always connected */ 769 connected = (output->index == 0) || 770 (qdev->client_monitors_config && 771 qdev->client_monitors_config->count > output->index && 772 qxl_head_enabled(&qdev->client_monitors_config->heads[output->index])); 773 774 DRM_DEBUG("\n"); 775 return connected ? connector_status_connected 776 : connector_status_disconnected; 777 } 778 779 static int qxl_conn_set_property(struct drm_connector *connector, 780 struct drm_property *property, 781 uint64_t value) 782 { 783 DRM_DEBUG("\n"); 784 return 0; 785 } 786 787 static void qxl_conn_destroy(struct drm_connector *connector) 788 { 789 struct qxl_output *qxl_output = 790 drm_connector_to_qxl_output(connector); 791 792 drm_sysfs_connector_remove(connector); 793 drm_connector_cleanup(connector); 794 kfree(qxl_output); 795 } 796 797 static const struct drm_connector_funcs qxl_connector_funcs = { 798 .dpms = drm_helper_connector_dpms, 799 .save = qxl_conn_save, 800 .restore = qxl_conn_restore, 801 .detect = qxl_conn_detect, 802 .fill_modes = drm_helper_probe_single_connector_modes, 803 .set_property = qxl_conn_set_property, 804 .destroy = qxl_conn_destroy, 805 }; 806 807 static void qxl_enc_destroy(struct drm_encoder *encoder) 808 { 809 drm_encoder_cleanup(encoder); 810 } 811 812 static const struct drm_encoder_funcs qxl_enc_funcs = { 813 .destroy = qxl_enc_destroy, 814 }; 815 816 static int qdev_output_init(struct drm_device *dev, int num_output) 817 { 818 struct qxl_output *qxl_output; 819 struct drm_connector *connector; 820 struct drm_encoder *encoder; 821 822 qxl_output = kzalloc(sizeof(struct qxl_output), GFP_KERNEL); 823 if (!qxl_output) 824 return -ENOMEM; 825 826 qxl_output->index = num_output; 827 828 connector = &qxl_output->base; 829 encoder = &qxl_output->enc; 830 drm_connector_init(dev, &qxl_output->base, 831 &qxl_connector_funcs, DRM_MODE_CONNECTOR_VIRTUAL); 832 833 drm_encoder_init(dev, &qxl_output->enc, &qxl_enc_funcs, 834 DRM_MODE_ENCODER_VIRTUAL); 835 836 /* we get HPD via client monitors config */ 837 connector->polled = DRM_CONNECTOR_POLL_HPD; 838 encoder->possible_crtcs = 1 << num_output; 839 drm_mode_connector_attach_encoder(&qxl_output->base, 840 &qxl_output->enc); 841 drm_encoder_helper_add(encoder, &qxl_enc_helper_funcs); 842 drm_connector_helper_add(connector, &qxl_connector_helper_funcs); 843 844 drm_sysfs_connector_add(connector); 845 return 0; 846 } 847 848 static struct drm_framebuffer * 849 qxl_user_framebuffer_create(struct drm_device *dev, 850 struct drm_file *file_priv, 851 struct drm_mode_fb_cmd2 *mode_cmd) 852 { 853 struct drm_gem_object *obj; 854 struct qxl_framebuffer *qxl_fb; 855 int ret; 856 857 obj = drm_gem_object_lookup(dev, file_priv, mode_cmd->handles[0]); 858 859 qxl_fb = kzalloc(sizeof(*qxl_fb), GFP_KERNEL); 860 if (qxl_fb == NULL) 861 return NULL; 862 863 ret = qxl_framebuffer_init(dev, qxl_fb, mode_cmd, obj); 864 if (ret) { 865 kfree(qxl_fb); 866 drm_gem_object_unreference_unlocked(obj); 867 return NULL; 868 } 869 870 return &qxl_fb->base; 871 } 872 873 static const struct drm_mode_config_funcs qxl_mode_funcs = { 874 .fb_create = qxl_user_framebuffer_create, 875 }; 876 877 int qxl_create_monitors_object(struct qxl_device *qdev) 878 { 879 int ret; 880 struct drm_gem_object *gobj; 881 int max_allowed = qxl_num_crtc; 882 int monitors_config_size = sizeof(struct qxl_monitors_config) + 883 max_allowed * sizeof(struct qxl_head); 884 885 ret = qxl_gem_object_create(qdev, monitors_config_size, 0, 886 QXL_GEM_DOMAIN_VRAM, 887 false, false, NULL, &gobj); 888 if (ret) { 889 DRM_ERROR("%s: failed to create gem ret=%d\n", __func__, ret); 890 return -ENOMEM; 891 } 892 qdev->monitors_config_bo = gem_to_qxl_bo(gobj); 893 894 ret = qxl_bo_reserve(qdev->monitors_config_bo, false); 895 if (ret) 896 return ret; 897 898 ret = qxl_bo_pin(qdev->monitors_config_bo, QXL_GEM_DOMAIN_VRAM, NULL); 899 if (ret) { 900 qxl_bo_unreserve(qdev->monitors_config_bo); 901 return ret; 902 } 903 904 qxl_bo_unreserve(qdev->monitors_config_bo); 905 906 qxl_bo_kmap(qdev->monitors_config_bo, NULL); 907 908 qdev->monitors_config = qdev->monitors_config_bo->kptr; 909 qdev->ram_header->monitors_config = 910 qxl_bo_physical_address(qdev, qdev->monitors_config_bo, 0); 911 912 memset(qdev->monitors_config, 0, monitors_config_size); 913 qdev->monitors_config->max_allowed = max_allowed; 914 return 0; 915 } 916 917 int qxl_destroy_monitors_object(struct qxl_device *qdev) 918 { 919 int ret; 920 921 qdev->monitors_config = NULL; 922 qdev->ram_header->monitors_config = 0; 923 924 qxl_bo_kunmap(qdev->monitors_config_bo); 925 ret = qxl_bo_reserve(qdev->monitors_config_bo, false); 926 if (ret) 927 return ret; 928 929 qxl_bo_unpin(qdev->monitors_config_bo); 930 qxl_bo_unreserve(qdev->monitors_config_bo); 931 932 qxl_bo_unref(&qdev->monitors_config_bo); 933 return 0; 934 } 935 936 int qxl_modeset_init(struct qxl_device *qdev) 937 { 938 int i; 939 int ret; 940 941 drm_mode_config_init(qdev->ddev); 942 943 ret = qxl_create_monitors_object(qdev); 944 if (ret) 945 return ret; 946 947 qdev->ddev->mode_config.funcs = (void *)&qxl_mode_funcs; 948 949 /* modes will be validated against the framebuffer size */ 950 qdev->ddev->mode_config.min_width = 320; 951 qdev->ddev->mode_config.min_height = 200; 952 qdev->ddev->mode_config.max_width = 8192; 953 qdev->ddev->mode_config.max_height = 8192; 954 955 qdev->ddev->mode_config.fb_base = qdev->vram_base; 956 for (i = 0 ; i < qxl_num_crtc; ++i) { 957 qdev_crtc_init(qdev->ddev, i); 958 qdev_output_init(qdev->ddev, i); 959 } 960 961 qdev->mode_info.mode_config_initialized = true; 962 963 /* primary surface must be created by this point, to allow 964 * issuing command queue commands and having them read by 965 * spice server. */ 966 qxl_fbdev_init(qdev); 967 return 0; 968 } 969 970 void qxl_modeset_fini(struct qxl_device *qdev) 971 { 972 qxl_fbdev_fini(qdev); 973 974 qxl_destroy_monitors_object(qdev); 975 if (qdev->mode_info.mode_config_initialized) { 976 drm_mode_config_cleanup(qdev->ddev); 977 qdev->mode_info.mode_config_initialized = false; 978 } 979 } 980