2 * Copyright 2013 Red Hat Inc.
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:
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
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.
22 * Authors: Dave Airlie
27 #include <linux/crc32.h>
30 #include "qxl_object.h"
31 #include "drm_crtc_helper.h"
32 #include <drm/drm_plane_helper.h>
34 static bool qxl_head_enabled(struct qxl_head *head)
36 return head->width && head->height;
39 void qxl_alloc_client_monitors_config(struct qxl_device *qdev, unsigned count)
41 if (qdev->client_monitors_config &&
42 count > qdev->client_monitors_config->count) {
43 kfree(qdev->client_monitors_config);
44 qdev->client_monitors_config = NULL;
46 if (!qdev->client_monitors_config) {
47 qdev->client_monitors_config = kzalloc(
48 sizeof(struct qxl_monitors_config) +
49 sizeof(struct qxl_head) * count, GFP_KERNEL);
50 if (!qdev->client_monitors_config) {
52 "%s: allocation failure for %u heads\n",
57 qdev->client_monitors_config->count = count;
60 static int qxl_display_copy_rom_client_monitors_config(struct qxl_device *qdev)
66 num_monitors = qdev->rom->client_monitors_config.count;
67 crc = crc32(0, (const uint8_t *)&qdev->rom->client_monitors_config,
68 sizeof(qdev->rom->client_monitors_config));
69 if (crc != qdev->rom->client_monitors_config_crc) {
70 qxl_io_log(qdev, "crc mismatch: have %X (%zd) != %X\n", crc,
71 sizeof(qdev->rom->client_monitors_config),
72 qdev->rom->client_monitors_config_crc);
75 if (num_monitors > qdev->monitors_config->max_allowed) {
76 DRM_DEBUG_KMS("client monitors list will be truncated: %d < %d\n",
77 qdev->monitors_config->max_allowed, num_monitors);
78 num_monitors = qdev->monitors_config->max_allowed;
80 num_monitors = qdev->rom->client_monitors_config.count;
82 qxl_alloc_client_monitors_config(qdev, num_monitors);
83 /* we copy max from the client but it isn't used */
84 qdev->client_monitors_config->max_allowed =
85 qdev->monitors_config->max_allowed;
86 for (i = 0 ; i < qdev->client_monitors_config->count ; ++i) {
87 struct qxl_urect *c_rect =
88 &qdev->rom->client_monitors_config.heads[i];
89 struct qxl_head *client_head =
90 &qdev->client_monitors_config->heads[i];
91 client_head->x = c_rect->left;
92 client_head->y = c_rect->top;
93 client_head->width = c_rect->right - c_rect->left;
94 client_head->height = c_rect->bottom - c_rect->top;
95 client_head->surface_id = 0;
97 client_head->flags = 0;
98 DRM_DEBUG_KMS("read %dx%d+%d+%d\n", client_head->width, client_head->height,
99 client_head->x, client_head->y);
104 static void qxl_update_offset_props(struct qxl_device *qdev)
106 struct drm_device *dev = qdev->ddev;
107 struct drm_connector *connector;
108 struct qxl_output *output;
109 struct qxl_head *head;
111 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
112 output = drm_connector_to_qxl_output(connector);
114 head = &qdev->client_monitors_config->heads[output->index];
116 drm_object_property_set_value(&connector->base,
117 dev->mode_config.suggested_x_property, head->x);
118 drm_object_property_set_value(&connector->base,
119 dev->mode_config.suggested_y_property, head->y);
123 void qxl_display_read_client_monitors_config(struct qxl_device *qdev)
126 struct drm_device *dev = qdev->ddev;
127 while (qxl_display_copy_rom_client_monitors_config(qdev)) {
128 qxl_io_log(qdev, "failed crc check for client_monitors_config,"
132 drm_modeset_lock_all(dev);
133 qxl_update_offset_props(qdev);
134 drm_modeset_unlock_all(dev);
135 if (!drm_helper_hpd_irq_event(qdev->ddev)) {
136 /* notify that the monitor configuration changed, to
137 adjust at the arbitrary resolution */
138 drm_kms_helper_hotplug_event(qdev->ddev);
142 static int qxl_add_monitors_config_modes(struct drm_connector *connector,
146 struct drm_device *dev = connector->dev;
147 struct qxl_device *qdev = dev->dev_private;
148 struct qxl_output *output = drm_connector_to_qxl_output(connector);
149 int h = output->index;
150 struct drm_display_mode *mode = NULL;
151 struct qxl_head *head;
153 if (!qdev->client_monitors_config)
155 head = &qdev->client_monitors_config->heads[h];
157 mode = drm_cvt_mode(dev, head->width, head->height, 60, false, false,
159 mode->type |= DRM_MODE_TYPE_PREFERRED;
160 *pwidth = head->width;
161 *pheight = head->height;
162 drm_mode_probed_add(connector, mode);
163 /* remember the last custom size for mode validation */
164 qdev->monitors_config_width = mode->hdisplay;
165 qdev->monitors_config_height = mode->vdisplay;
169 static struct mode_size {
192 static int qxl_add_common_modes(struct drm_connector *connector,
196 struct drm_device *dev = connector->dev;
197 struct drm_display_mode *mode = NULL;
199 for (i = 0; i < ARRAY_SIZE(common_modes); i++) {
200 mode = drm_cvt_mode(dev, common_modes[i].w, common_modes[i].h,
201 60, false, false, false);
202 if (common_modes[i].w == pwidth && common_modes[i].h == pheight)
203 mode->type |= DRM_MODE_TYPE_PREFERRED;
204 drm_mode_probed_add(connector, mode);
209 static void qxl_crtc_destroy(struct drm_crtc *crtc)
211 struct qxl_crtc *qxl_crtc = to_qxl_crtc(crtc);
213 drm_crtc_cleanup(crtc);
217 static int qxl_crtc_page_flip(struct drm_crtc *crtc,
218 struct drm_framebuffer *fb,
219 struct drm_pending_vblank_event *event,
220 uint32_t page_flip_flags)
222 struct drm_device *dev = crtc->dev;
223 struct qxl_device *qdev = dev->dev_private;
224 struct qxl_crtc *qcrtc = to_qxl_crtc(crtc);
225 struct qxl_framebuffer *qfb_src = to_qxl_framebuffer(fb);
226 struct qxl_framebuffer *qfb_old = to_qxl_framebuffer(crtc->primary->fb);
227 struct qxl_bo *bo_old = gem_to_qxl_bo(qfb_old->obj);
228 struct qxl_bo *bo = gem_to_qxl_bo(qfb_src->obj);
230 struct drm_clip_rect norect = {
237 int one_clip_rect = 1;
240 crtc->primary->fb = fb;
241 bo_old->is_primary = false;
242 bo->is_primary = true;
244 ret = qxl_bo_reserve(bo, false);
247 ret = qxl_bo_pin(bo, bo->type, NULL);
248 qxl_bo_unreserve(bo);
252 qxl_draw_dirty_fb(qdev, qfb_src, bo, 0, 0,
253 &norect, one_clip_rect, inc);
255 drm_vblank_get(dev, qcrtc->index);
258 spin_lock_irqsave(&dev->event_lock, flags);
259 drm_send_vblank_event(dev, qcrtc->index, event);
260 spin_unlock_irqrestore(&dev->event_lock, flags);
262 drm_vblank_put(dev, qcrtc->index);
264 ret = qxl_bo_reserve(bo, false);
267 qxl_bo_unreserve(bo);
274 qxl_hide_cursor(struct qxl_device *qdev)
276 struct qxl_release *release;
277 struct qxl_cursor_cmd *cmd;
280 ret = qxl_alloc_release_reserved(qdev, sizeof(*cmd), QXL_RELEASE_CURSOR_CMD,
285 ret = qxl_release_reserve_list(release, true);
287 qxl_release_free(qdev, release);
291 cmd = (struct qxl_cursor_cmd *)qxl_release_map(qdev, release);
292 cmd->type = QXL_CURSOR_HIDE;
293 qxl_release_unmap(qdev, release, &cmd->release_info);
295 qxl_push_cursor_ring_release(qdev, release, QXL_CMD_CURSOR, false);
296 qxl_release_fence_buffer_objects(release);
300 static int qxl_crtc_cursor_set2(struct drm_crtc *crtc,
301 struct drm_file *file_priv,
304 uint32_t height, int32_t hot_x, int32_t hot_y)
306 struct drm_device *dev = crtc->dev;
307 struct qxl_device *qdev = dev->dev_private;
308 struct qxl_crtc *qcrtc = to_qxl_crtc(crtc);
309 struct drm_gem_object *obj;
310 struct qxl_cursor *cursor;
311 struct qxl_cursor_cmd *cmd;
312 struct qxl_bo *cursor_bo, *user_bo;
313 struct qxl_release *release;
319 return qxl_hide_cursor(qdev);
321 obj = drm_gem_object_lookup(file_priv, handle);
323 DRM_ERROR("cannot find cursor object\n");
327 user_bo = gem_to_qxl_bo(obj);
329 ret = qxl_bo_reserve(user_bo, false);
333 ret = qxl_bo_pin(user_bo, QXL_GEM_DOMAIN_CPU, NULL);
334 qxl_bo_unreserve(user_bo);
338 ret = qxl_bo_kmap(user_bo, &user_ptr);
342 ret = qxl_alloc_release_reserved(qdev, sizeof(*cmd),
343 QXL_RELEASE_CURSOR_CMD,
348 ret = qxl_alloc_bo_reserved(qdev, release, sizeof(struct qxl_cursor) + size,
351 goto out_free_release;
353 ret = qxl_release_reserve_list(release, false);
357 ret = qxl_bo_kmap(cursor_bo, (void **)&cursor);
361 cursor->header.unique = 0;
362 cursor->header.type = SPICE_CURSOR_TYPE_ALPHA;
363 cursor->header.width = 64;
364 cursor->header.height = 64;
365 cursor->header.hot_spot_x = hot_x;
366 cursor->header.hot_spot_y = hot_y;
367 cursor->data_size = size;
368 cursor->chunk.next_chunk = 0;
369 cursor->chunk.prev_chunk = 0;
370 cursor->chunk.data_size = size;
372 memcpy(cursor->chunk.data, user_ptr, size);
374 qxl_bo_kunmap(cursor_bo);
376 qxl_bo_kunmap(user_bo);
378 qcrtc->cur_x += qcrtc->hot_spot_x - hot_x;
379 qcrtc->cur_y += qcrtc->hot_spot_y - hot_y;
380 qcrtc->hot_spot_x = hot_x;
381 qcrtc->hot_spot_y = hot_y;
383 cmd = (struct qxl_cursor_cmd *)qxl_release_map(qdev, release);
384 cmd->type = QXL_CURSOR_SET;
385 cmd->u.set.position.x = qcrtc->cur_x + qcrtc->hot_spot_x;
386 cmd->u.set.position.y = qcrtc->cur_y + qcrtc->hot_spot_y;
388 cmd->u.set.shape = qxl_bo_physical_address(qdev, cursor_bo, 0);
390 cmd->u.set.visible = 1;
391 qxl_release_unmap(qdev, release, &cmd->release_info);
393 qxl_push_cursor_ring_release(qdev, release, QXL_CMD_CURSOR, false);
394 qxl_release_fence_buffer_objects(release);
396 /* finish with the userspace bo */
397 ret = qxl_bo_reserve(user_bo, false);
399 qxl_bo_unpin(user_bo);
400 qxl_bo_unreserve(user_bo);
402 drm_gem_object_unreference_unlocked(obj);
404 qxl_bo_unref(&cursor_bo);
409 qxl_release_backoff_reserve_list(release);
411 qxl_bo_unref(&cursor_bo);
413 qxl_release_free(qdev, release);
415 qxl_bo_kunmap(user_bo);
417 qxl_bo_unpin(user_bo);
419 drm_gem_object_unreference_unlocked(obj);
423 static int qxl_crtc_cursor_move(struct drm_crtc *crtc,
426 struct drm_device *dev = crtc->dev;
427 struct qxl_device *qdev = dev->dev_private;
428 struct qxl_crtc *qcrtc = to_qxl_crtc(crtc);
429 struct qxl_release *release;
430 struct qxl_cursor_cmd *cmd;
433 ret = qxl_alloc_release_reserved(qdev, sizeof(*cmd), QXL_RELEASE_CURSOR_CMD,
438 ret = qxl_release_reserve_list(release, true);
440 qxl_release_free(qdev, release);
447 cmd = (struct qxl_cursor_cmd *)qxl_release_map(qdev, release);
448 cmd->type = QXL_CURSOR_MOVE;
449 cmd->u.position.x = qcrtc->cur_x + qcrtc->hot_spot_x;
450 cmd->u.position.y = qcrtc->cur_y + qcrtc->hot_spot_y;
451 qxl_release_unmap(qdev, release, &cmd->release_info);
453 qxl_push_cursor_ring_release(qdev, release, QXL_CMD_CURSOR, false);
454 qxl_release_fence_buffer_objects(release);
460 static const struct drm_crtc_funcs qxl_crtc_funcs = {
461 .cursor_set2 = qxl_crtc_cursor_set2,
462 .cursor_move = qxl_crtc_cursor_move,
463 .set_config = drm_crtc_helper_set_config,
464 .destroy = qxl_crtc_destroy,
465 .page_flip = qxl_crtc_page_flip,
468 void qxl_user_framebuffer_destroy(struct drm_framebuffer *fb)
470 struct qxl_framebuffer *qxl_fb = to_qxl_framebuffer(fb);
473 drm_gem_object_unreference_unlocked(qxl_fb->obj);
474 drm_framebuffer_cleanup(fb);
478 static int qxl_framebuffer_surface_dirty(struct drm_framebuffer *fb,
479 struct drm_file *file_priv,
480 unsigned flags, unsigned color,
481 struct drm_clip_rect *clips,
484 /* TODO: vmwgfx where this was cribbed from had locking. Why? */
485 struct qxl_framebuffer *qxl_fb = to_qxl_framebuffer(fb);
486 struct qxl_device *qdev = qxl_fb->base.dev->dev_private;
487 struct drm_clip_rect norect;
491 drm_modeset_lock_all(fb->dev);
493 qobj = gem_to_qxl_bo(qxl_fb->obj);
494 /* if we aren't primary surface ignore this */
495 if (!qobj->is_primary) {
496 drm_modeset_unlock_all(fb->dev);
503 norect.x1 = norect.y1 = 0;
504 norect.x2 = fb->width;
505 norect.y2 = fb->height;
506 } else if (flags & DRM_MODE_FB_DIRTY_ANNOTATE_COPY) {
508 inc = 2; /* skip source rects */
511 qxl_draw_dirty_fb(qdev, qxl_fb, qobj, flags, color,
512 clips, num_clips, inc);
514 drm_modeset_unlock_all(fb->dev);
519 static const struct drm_framebuffer_funcs qxl_fb_funcs = {
520 .destroy = qxl_user_framebuffer_destroy,
521 .dirty = qxl_framebuffer_surface_dirty,
523 * .create_handle = qxl_user_framebuffer_create_handle, */
527 qxl_framebuffer_init(struct drm_device *dev,
528 struct qxl_framebuffer *qfb,
529 const struct drm_mode_fb_cmd2 *mode_cmd,
530 struct drm_gem_object *obj,
531 const struct drm_framebuffer_funcs *funcs)
536 ret = drm_framebuffer_init(dev, &qfb->base, funcs);
541 drm_helper_mode_fill_fb_struct(&qfb->base, mode_cmd);
545 static void qxl_crtc_dpms(struct drm_crtc *crtc, int mode)
549 static bool qxl_crtc_mode_fixup(struct drm_crtc *crtc,
550 const struct drm_display_mode *mode,
551 struct drm_display_mode *adjusted_mode)
553 struct drm_device *dev = crtc->dev;
554 struct qxl_device *qdev = dev->dev_private;
556 qxl_io_log(qdev, "%s: (%d,%d) => (%d,%d)\n",
558 mode->hdisplay, mode->vdisplay,
559 adjusted_mode->hdisplay,
560 adjusted_mode->vdisplay);
565 qxl_send_monitors_config(struct qxl_device *qdev)
569 BUG_ON(!qdev->ram_header->monitors_config);
571 if (qdev->monitors_config->count == 0) {
572 qxl_io_log(qdev, "%s: 0 monitors??\n", __func__);
575 for (i = 0 ; i < qdev->monitors_config->count ; ++i) {
576 struct qxl_head *head = &qdev->monitors_config->heads[i];
578 if (head->y > 8192 || head->x > 8192 ||
579 head->width > 8192 || head->height > 8192) {
580 DRM_ERROR("head %d wrong: %dx%d+%d+%d\n",
581 i, head->width, head->height,
586 qxl_io_monitors_config(qdev);
589 static void qxl_monitors_config_set(struct qxl_device *qdev,
591 unsigned x, unsigned y,
592 unsigned width, unsigned height,
595 DRM_DEBUG_KMS("%d:%dx%d+%d+%d\n", index, width, height, x, y);
596 qdev->monitors_config->heads[index].x = x;
597 qdev->monitors_config->heads[index].y = y;
598 qdev->monitors_config->heads[index].width = width;
599 qdev->monitors_config->heads[index].height = height;
600 qdev->monitors_config->heads[index].surface_id = surf_id;
604 static int qxl_crtc_mode_set(struct drm_crtc *crtc,
605 struct drm_display_mode *mode,
606 struct drm_display_mode *adjusted_mode,
608 struct drm_framebuffer *old_fb)
610 struct drm_device *dev = crtc->dev;
611 struct qxl_device *qdev = dev->dev_private;
612 struct qxl_framebuffer *qfb;
613 struct qxl_bo *bo, *old_bo = NULL;
614 struct qxl_crtc *qcrtc = to_qxl_crtc(crtc);
615 bool recreate_primary = false;
618 if (!crtc->primary->fb) {
619 DRM_DEBUG_KMS("No FB bound\n");
624 qfb = to_qxl_framebuffer(old_fb);
625 old_bo = gem_to_qxl_bo(qfb->obj);
627 qfb = to_qxl_framebuffer(crtc->primary->fb);
628 bo = gem_to_qxl_bo(qfb->obj);
629 DRM_DEBUG("+%d+%d (%d,%d) => (%d,%d)\n",
631 mode->hdisplay, mode->vdisplay,
632 adjusted_mode->hdisplay,
633 adjusted_mode->vdisplay);
635 if (bo->is_primary == false)
636 recreate_primary = true;
638 if (bo->surf.stride * bo->surf.height > qdev->vram_size) {
639 DRM_ERROR("Mode doesn't fit in vram size (vgamem)");
643 ret = qxl_bo_reserve(bo, false);
646 ret = qxl_bo_pin(bo, bo->type, NULL);
648 qxl_bo_unreserve(bo);
651 qxl_bo_unreserve(bo);
652 if (recreate_primary) {
653 qxl_io_destroy_primary(qdev);
655 "recreate primary: %dx%d,%d,%d\n",
656 bo->surf.width, bo->surf.height,
657 bo->surf.stride, bo->surf.format);
658 qxl_io_create_primary(qdev, 0, bo);
659 bo->is_primary = true;
662 if (bo->is_primary) {
663 DRM_DEBUG_KMS("setting surface_id to 0 for primary surface %d on crtc %d\n", bo->surface_id, qcrtc->index);
666 surf_id = bo->surface_id;
669 if (old_bo && old_bo != bo) {
670 old_bo->is_primary = false;
671 ret = qxl_bo_reserve(old_bo, false);
672 qxl_bo_unpin(old_bo);
673 qxl_bo_unreserve(old_bo);
676 qxl_monitors_config_set(qdev, qcrtc->index, x, y,
678 mode->vdisplay, surf_id);
682 static void qxl_crtc_prepare(struct drm_crtc *crtc)
684 DRM_DEBUG("current: %dx%d+%d+%d (%d).\n",
685 crtc->mode.hdisplay, crtc->mode.vdisplay,
686 crtc->x, crtc->y, crtc->enabled);
689 static void qxl_crtc_commit(struct drm_crtc *crtc)
694 static void qxl_crtc_disable(struct drm_crtc *crtc)
696 struct qxl_crtc *qcrtc = to_qxl_crtc(crtc);
697 struct drm_device *dev = crtc->dev;
698 struct qxl_device *qdev = dev->dev_private;
699 if (crtc->primary->fb) {
700 struct qxl_framebuffer *qfb = to_qxl_framebuffer(crtc->primary->fb);
701 struct qxl_bo *bo = gem_to_qxl_bo(qfb->obj);
703 ret = qxl_bo_reserve(bo, false);
705 qxl_bo_unreserve(bo);
706 crtc->primary->fb = NULL;
709 qxl_monitors_config_set(qdev, qcrtc->index, 0, 0, 0, 0, 0);
711 qxl_send_monitors_config(qdev);
714 static const struct drm_crtc_helper_funcs qxl_crtc_helper_funcs = {
715 .dpms = qxl_crtc_dpms,
716 .disable = qxl_crtc_disable,
717 .mode_fixup = qxl_crtc_mode_fixup,
718 .mode_set = qxl_crtc_mode_set,
719 .prepare = qxl_crtc_prepare,
720 .commit = qxl_crtc_commit,
723 static int qdev_crtc_init(struct drm_device *dev, int crtc_id)
725 struct qxl_crtc *qxl_crtc;
727 qxl_crtc = kzalloc(sizeof(struct qxl_crtc), GFP_KERNEL);
731 drm_crtc_init(dev, &qxl_crtc->base, &qxl_crtc_funcs);
732 qxl_crtc->index = crtc_id;
733 drm_mode_crtc_set_gamma_size(&qxl_crtc->base, 256);
734 drm_crtc_helper_add(&qxl_crtc->base, &qxl_crtc_helper_funcs);
738 static void qxl_enc_dpms(struct drm_encoder *encoder, int mode)
743 static void qxl_enc_prepare(struct drm_encoder *encoder)
748 static void qxl_write_monitors_config_for_encoder(struct qxl_device *qdev,
749 struct drm_encoder *encoder)
752 struct qxl_output *output = drm_encoder_to_qxl_output(encoder);
753 struct qxl_head *head;
754 struct drm_display_mode *mode;
757 /* TODO: ugly, do better */
759 if (!qdev->monitors_config ||
760 qdev->monitors_config->max_allowed <= i) {
762 "head number too large or missing monitors config: %p, %d",
763 qdev->monitors_config,
764 qdev->monitors_config ?
765 qdev->monitors_config->max_allowed : -1);
768 if (!encoder->crtc) {
769 DRM_ERROR("missing crtc on encoder %p\n", encoder);
773 DRM_DEBUG("missing for multiple monitors: no head holes\n");
774 head = &qdev->monitors_config->heads[i];
776 if (encoder->crtc->enabled) {
777 mode = &encoder->crtc->mode;
778 head->width = mode->hdisplay;
779 head->height = mode->vdisplay;
780 head->x = encoder->crtc->x;
781 head->y = encoder->crtc->y;
782 if (qdev->monitors_config->count < i + 1)
783 qdev->monitors_config->count = i + 1;
790 DRM_DEBUG_KMS("setting head %d to +%d+%d %dx%d out of %d\n",
791 i, head->x, head->y, head->width, head->height, qdev->monitors_config->count);
793 /* TODO - somewhere else to call this for multiple monitors
794 * (config_commit?) */
795 qxl_send_monitors_config(qdev);
798 static void qxl_enc_commit(struct drm_encoder *encoder)
800 struct qxl_device *qdev = encoder->dev->dev_private;
802 qxl_write_monitors_config_for_encoder(qdev, encoder);
806 static void qxl_enc_mode_set(struct drm_encoder *encoder,
807 struct drm_display_mode *mode,
808 struct drm_display_mode *adjusted_mode)
813 static int qxl_conn_get_modes(struct drm_connector *connector)
816 struct qxl_device *qdev = connector->dev->dev_private;
817 unsigned pwidth = 1024;
818 unsigned pheight = 768;
820 DRM_DEBUG_KMS("monitors_config=%p\n", qdev->monitors_config);
821 /* TODO: what should we do here? only show the configured modes for the
822 * device, or allow the full list, or both? */
823 if (qdev->monitors_config && qdev->monitors_config->count) {
824 ret = qxl_add_monitors_config_modes(connector, &pwidth, &pheight);
828 ret += qxl_add_common_modes(connector, pwidth, pheight);
832 static int qxl_conn_mode_valid(struct drm_connector *connector,
833 struct drm_display_mode *mode)
835 struct drm_device *ddev = connector->dev;
836 struct qxl_device *qdev = ddev->dev_private;
839 /* TODO: is this called for user defined modes? (xrandr --add-mode)
840 * TODO: check that the mode fits in the framebuffer */
842 if(qdev->monitors_config_width == mode->hdisplay &&
843 qdev->monitors_config_height == mode->vdisplay)
846 for (i = 0; i < ARRAY_SIZE(common_modes); i++) {
847 if (common_modes[i].w == mode->hdisplay && common_modes[i].h == mode->vdisplay)
853 static struct drm_encoder *qxl_best_encoder(struct drm_connector *connector)
855 struct qxl_output *qxl_output =
856 drm_connector_to_qxl_output(connector);
859 return &qxl_output->enc;
863 static const struct drm_encoder_helper_funcs qxl_enc_helper_funcs = {
864 .dpms = qxl_enc_dpms,
865 .prepare = qxl_enc_prepare,
866 .mode_set = qxl_enc_mode_set,
867 .commit = qxl_enc_commit,
870 static const struct drm_connector_helper_funcs qxl_connector_helper_funcs = {
871 .get_modes = qxl_conn_get_modes,
872 .mode_valid = qxl_conn_mode_valid,
873 .best_encoder = qxl_best_encoder,
876 static enum drm_connector_status qxl_conn_detect(
877 struct drm_connector *connector,
880 struct qxl_output *output =
881 drm_connector_to_qxl_output(connector);
882 struct drm_device *ddev = connector->dev;
883 struct qxl_device *qdev = ddev->dev_private;
884 bool connected = false;
886 /* The first monitor is always connected */
887 if (!qdev->client_monitors_config) {
888 if (output->index == 0)
891 connected = qdev->client_monitors_config->count > output->index &&
892 qxl_head_enabled(&qdev->client_monitors_config->heads[output->index]);
894 DRM_DEBUG("#%d connected: %d\n", output->index, connected);
896 qxl_monitors_config_set(qdev, output->index, 0, 0, 0, 0, 0);
898 return connected ? connector_status_connected
899 : connector_status_disconnected;
902 static int qxl_conn_set_property(struct drm_connector *connector,
903 struct drm_property *property,
910 static void qxl_conn_destroy(struct drm_connector *connector)
912 struct qxl_output *qxl_output =
913 drm_connector_to_qxl_output(connector);
915 drm_connector_unregister(connector);
916 drm_connector_cleanup(connector);
920 static const struct drm_connector_funcs qxl_connector_funcs = {
921 .dpms = drm_helper_connector_dpms,
922 .detect = qxl_conn_detect,
923 .fill_modes = drm_helper_probe_single_connector_modes,
924 .set_property = qxl_conn_set_property,
925 .destroy = qxl_conn_destroy,
928 static void qxl_enc_destroy(struct drm_encoder *encoder)
930 drm_encoder_cleanup(encoder);
933 static const struct drm_encoder_funcs qxl_enc_funcs = {
934 .destroy = qxl_enc_destroy,
937 static int qxl_mode_create_hotplug_mode_update_property(struct qxl_device *qdev)
939 if (qdev->hotplug_mode_update_property)
942 qdev->hotplug_mode_update_property =
943 drm_property_create_range(qdev->ddev, DRM_MODE_PROP_IMMUTABLE,
944 "hotplug_mode_update", 0, 1);
949 static int qdev_output_init(struct drm_device *dev, int num_output)
951 struct qxl_device *qdev = dev->dev_private;
952 struct qxl_output *qxl_output;
953 struct drm_connector *connector;
954 struct drm_encoder *encoder;
956 qxl_output = kzalloc(sizeof(struct qxl_output), GFP_KERNEL);
960 qxl_output->index = num_output;
962 connector = &qxl_output->base;
963 encoder = &qxl_output->enc;
964 drm_connector_init(dev, &qxl_output->base,
965 &qxl_connector_funcs, DRM_MODE_CONNECTOR_VIRTUAL);
967 drm_encoder_init(dev, &qxl_output->enc, &qxl_enc_funcs,
968 DRM_MODE_ENCODER_VIRTUAL, NULL);
970 /* we get HPD via client monitors config */
971 connector->polled = DRM_CONNECTOR_POLL_HPD;
972 encoder->possible_crtcs = 1 << num_output;
973 drm_mode_connector_attach_encoder(&qxl_output->base,
975 drm_encoder_helper_add(encoder, &qxl_enc_helper_funcs);
976 drm_connector_helper_add(connector, &qxl_connector_helper_funcs);
978 drm_object_attach_property(&connector->base,
979 qdev->hotplug_mode_update_property, 0);
980 drm_object_attach_property(&connector->base,
981 dev->mode_config.suggested_x_property, 0);
982 drm_object_attach_property(&connector->base,
983 dev->mode_config.suggested_y_property, 0);
984 drm_connector_register(connector);
988 static struct drm_framebuffer *
989 qxl_user_framebuffer_create(struct drm_device *dev,
990 struct drm_file *file_priv,
991 const struct drm_mode_fb_cmd2 *mode_cmd)
993 struct drm_gem_object *obj;
994 struct qxl_framebuffer *qxl_fb;
997 obj = drm_gem_object_lookup(file_priv, mode_cmd->handles[0]);
1001 qxl_fb = kzalloc(sizeof(*qxl_fb), GFP_KERNEL);
1005 ret = qxl_framebuffer_init(dev, qxl_fb, mode_cmd, obj, &qxl_fb_funcs);
1008 drm_gem_object_unreference_unlocked(obj);
1012 return &qxl_fb->base;
1015 static const struct drm_mode_config_funcs qxl_mode_funcs = {
1016 .fb_create = qxl_user_framebuffer_create,
1019 int qxl_create_monitors_object(struct qxl_device *qdev)
1022 struct drm_gem_object *gobj;
1023 int max_allowed = qxl_num_crtc;
1024 int monitors_config_size = sizeof(struct qxl_monitors_config) +
1025 max_allowed * sizeof(struct qxl_head);
1027 ret = qxl_gem_object_create(qdev, monitors_config_size, 0,
1028 QXL_GEM_DOMAIN_VRAM,
1029 false, false, NULL, &gobj);
1031 DRM_ERROR("%s: failed to create gem ret=%d\n", __func__, ret);
1034 qdev->monitors_config_bo = gem_to_qxl_bo(gobj);
1036 ret = qxl_bo_reserve(qdev->monitors_config_bo, false);
1040 ret = qxl_bo_pin(qdev->monitors_config_bo, QXL_GEM_DOMAIN_VRAM, NULL);
1042 qxl_bo_unreserve(qdev->monitors_config_bo);
1046 qxl_bo_unreserve(qdev->monitors_config_bo);
1048 qxl_bo_kmap(qdev->monitors_config_bo, NULL);
1050 qdev->monitors_config = qdev->monitors_config_bo->kptr;
1051 qdev->ram_header->monitors_config =
1052 qxl_bo_physical_address(qdev, qdev->monitors_config_bo, 0);
1054 memset(qdev->monitors_config, 0, monitors_config_size);
1055 qdev->monitors_config->max_allowed = max_allowed;
1059 int qxl_destroy_monitors_object(struct qxl_device *qdev)
1063 qdev->monitors_config = NULL;
1064 qdev->ram_header->monitors_config = 0;
1066 qxl_bo_kunmap(qdev->monitors_config_bo);
1067 ret = qxl_bo_reserve(qdev->monitors_config_bo, false);
1071 qxl_bo_unpin(qdev->monitors_config_bo);
1072 qxl_bo_unreserve(qdev->monitors_config_bo);
1074 qxl_bo_unref(&qdev->monitors_config_bo);
1078 int qxl_modeset_init(struct qxl_device *qdev)
1083 drm_mode_config_init(qdev->ddev);
1085 ret = qxl_create_monitors_object(qdev);
1089 qdev->ddev->mode_config.funcs = (void *)&qxl_mode_funcs;
1091 /* modes will be validated against the framebuffer size */
1092 qdev->ddev->mode_config.min_width = 320;
1093 qdev->ddev->mode_config.min_height = 200;
1094 qdev->ddev->mode_config.max_width = 8192;
1095 qdev->ddev->mode_config.max_height = 8192;
1097 qdev->ddev->mode_config.fb_base = qdev->vram_base;
1099 drm_mode_create_suggested_offset_properties(qdev->ddev);
1100 qxl_mode_create_hotplug_mode_update_property(qdev);
1102 for (i = 0 ; i < qxl_num_crtc; ++i) {
1103 qdev_crtc_init(qdev->ddev, i);
1104 qdev_output_init(qdev->ddev, i);
1107 qdev->mode_info.mode_config_initialized = true;
1109 /* primary surface must be created by this point, to allow
1110 * issuing command queue commands and having them read by
1112 qxl_fbdev_init(qdev);
1116 void qxl_modeset_fini(struct qxl_device *qdev)
1118 qxl_fbdev_fini(qdev);
1120 qxl_destroy_monitors_object(qdev);
1121 if (qdev->mode_info.mode_config_initialized) {
1122 drm_mode_config_cleanup(qdev->ddev);
1123 qdev->mode_info.mode_config_initialized = false;