Lines Matching refs:qdev
35 static int qxl_reap_surface_id(struct qxl_device *qdev, int max_to_reap);
178 qxl_push_command_ring_release(struct qxl_device *qdev, struct qxl_release *release,
184 cmd.data = qxl_bo_physical_address(qdev, release->release_bo, release->release_offset);
186 return qxl_ring_push(qdev->command_ring, &cmd, interruptible);
190 qxl_push_cursor_ring_release(struct qxl_device *qdev, struct qxl_release *release,
196 cmd.data = qxl_bo_physical_address(qdev, release->release_bo, release->release_offset);
198 return qxl_ring_push(qdev->cursor_ring, &cmd, interruptible);
201 bool qxl_queue_garbage_collect(struct qxl_device *qdev, bool flush)
203 if (!qxl_check_idle(qdev->release_ring)) {
204 schedule_work(&qdev->gc_work);
206 flush_work(&qdev->gc_work);
212 int qxl_garbage_collect(struct qxl_device *qdev)
219 while (qxl_ring_pop(qdev->release_ring, &id)) {
222 release = qxl_release_from_id_locked(qdev, id);
226 info = qxl_release_map(qdev, release);
228 qxl_release_unmap(qdev, release, info);
244 qxl_release_free(qdev, release);
249 wake_up_all(&qdev->release_event);
255 int qxl_alloc_bo_reserved(struct qxl_device *qdev,
263 ret = qxl_bo_create(qdev, size, false /* not kernel - device */,
280 static int wait_for_io_cmd_user(struct qxl_device *qdev, uint8_t val, long port, bool intr)
283 long addr = qdev->io_base + port;
286 mutex_lock(&qdev->async_io_mutex);
287 irq_num = atomic_read(&qdev->irq_received_io_cmd);
288 if (qdev->last_sent_io_cmd > irq_num) {
290 ret = wait_event_interruptible_timeout(qdev->io_cmd_event,
291 atomic_read(&qdev->irq_received_io_cmd) > irq_num, 5*HZ);
293 ret = wait_event_timeout(qdev->io_cmd_event,
294 atomic_read(&qdev->irq_received_io_cmd) > irq_num, 5*HZ);
298 irq_num = atomic_read(&qdev->irq_received_io_cmd);
301 qdev->last_sent_io_cmd = irq_num + 1;
303 ret = wait_event_interruptible_timeout(qdev->io_cmd_event,
304 atomic_read(&qdev->irq_received_io_cmd) > irq_num, 5*HZ);
306 ret = wait_event_timeout(qdev->io_cmd_event,
307 atomic_read(&qdev->irq_received_io_cmd) > irq_num, 5*HZ);
311 mutex_unlock(&qdev->async_io_mutex);
315 static void wait_for_io_cmd(struct qxl_device *qdev, uint8_t val, long port)
320 ret = wait_for_io_cmd_user(qdev, val, port, false);
325 int qxl_io_update_area(struct qxl_device *qdev, struct qxl_bo *surf,
346 mutex_lock(&qdev->update_area_mutex);
347 qdev->ram_header->update_area = *area;
348 qdev->ram_header->update_surface = surface_id;
349 ret = wait_for_io_cmd_user(qdev, 0, QXL_IO_UPDATE_AREA_ASYNC, true);
350 mutex_unlock(&qdev->update_area_mutex);
354 void qxl_io_notify_oom(struct qxl_device *qdev)
356 outb(0, qdev->io_base + QXL_IO_NOTIFY_OOM);
359 void qxl_io_flush_release(struct qxl_device *qdev)
361 outb(0, qdev->io_base + QXL_IO_FLUSH_RELEASE);
364 void qxl_io_flush_surfaces(struct qxl_device *qdev)
366 wait_for_io_cmd(qdev, 0, QXL_IO_FLUSH_SURFACES_ASYNC);
369 void qxl_io_destroy_primary(struct qxl_device *qdev)
371 wait_for_io_cmd(qdev, 0, QXL_IO_DESTROY_PRIMARY_ASYNC);
372 qdev->primary_bo->is_primary = false;
373 drm_gem_object_put(&qdev->primary_bo->tbo.base);
374 qdev->primary_bo = NULL;
377 void qxl_io_create_primary(struct qxl_device *qdev, struct qxl_bo *bo)
381 if (WARN_ON(qdev->primary_bo))
384 DRM_DEBUG_DRIVER("qdev %p, ram_header %p\n", qdev, qdev->ram_header);
385 create = &qdev->ram_header->create_surface;
390 create->mem = qxl_bo_physical_address(qdev, bo, 0);
397 wait_for_io_cmd(qdev, 0, QXL_IO_CREATE_PRIMARY_ASYNC);
398 qdev->primary_bo = bo;
399 qdev->primary_bo->is_primary = true;
400 drm_gem_object_get(&qdev->primary_bo->tbo.base);
403 void qxl_io_memslot_add(struct qxl_device *qdev, uint8_t id)
406 wait_for_io_cmd(qdev, id, QXL_IO_MEMSLOT_ADD_ASYNC);
409 void qxl_io_reset(struct qxl_device *qdev)
411 outb(0, qdev->io_base + QXL_IO_RESET);
414 void qxl_io_monitors_config(struct qxl_device *qdev)
416 wait_for_io_cmd(qdev, 0, QXL_IO_MONITORS_CONFIG_ASYNC);
419 int qxl_surface_id_alloc(struct qxl_device *qdev,
426 spin_lock(&qdev->surf_id_idr_lock);
427 idr_ret = idr_alloc(&qdev->surf_id_idr, NULL, 1, 0, GFP_NOWAIT);
428 spin_unlock(&qdev->surf_id_idr_lock);
434 if (handle >= qdev->rom->n_surfaces) {
435 spin_lock(&qdev->surf_id_idr_lock);
436 idr_remove(&qdev->surf_id_idr, handle);
437 spin_unlock(&qdev->surf_id_idr_lock);
438 qxl_reap_surface_id(qdev, 2);
443 spin_lock(&qdev->surf_id_idr_lock);
444 qdev->last_alloced_surf_id = handle;
445 spin_unlock(&qdev->surf_id_idr_lock);
449 void qxl_surface_id_dealloc(struct qxl_device *qdev,
452 spin_lock(&qdev->surf_id_idr_lock);
453 idr_remove(&qdev->surf_id_idr, surface_id);
454 spin_unlock(&qdev->surf_id_idr_lock);
457 int qxl_hw_surface_alloc(struct qxl_device *qdev,
467 ret = qxl_alloc_surface_release_reserved(qdev, QXL_SURFACE_CMD_CREATE,
475 qxl_release_free(qdev, release);
478 cmd = (struct qxl_surface_cmd *)qxl_release_map(qdev, release);
485 cmd->u.surface_create.data = qxl_bo_physical_address(qdev, surf, 0);
487 qxl_release_unmap(qdev, release, &cmd->release_info);
495 qxl_push_command_ring_release(qdev, release, QXL_CMD_SURFACE, false);
498 spin_lock(&qdev->surf_id_idr_lock);
499 idr_replace(&qdev->surf_id_idr, surf, surf->surface_id);
500 spin_unlock(&qdev->surf_id_idr_lock);
504 int qxl_hw_surface_dealloc(struct qxl_device *qdev,
515 ret = qxl_alloc_surface_release_reserved(qdev, QXL_SURFACE_CMD_DESTROY,
523 spin_lock(&qdev->surf_id_idr_lock);
524 idr_replace(&qdev->surf_id_idr, NULL, surf->surface_id);
525 spin_unlock(&qdev->surf_id_idr_lock);
532 cmd = (struct qxl_surface_cmd *)qxl_release_map(qdev, release);
535 qxl_release_unmap(qdev, release, &cmd->release_info);
538 qxl_push_command_ring_release(qdev, release, QXL_CMD_SURFACE, false);
543 static int qxl_update_surface(struct qxl_device *qdev, struct qxl_bo *surf)
555 ret = qxl_io_update_area(qdev, surf, &rect);
561 static void qxl_surface_evict_locked(struct qxl_device *qdev, struct qxl_bo *surf, bool do_update_area)
565 qxl_update_surface(qdev, surf);
568 qxl_hw_surface_dealloc(qdev, surf);
571 void qxl_surface_evict(struct qxl_device *qdev, struct qxl_bo *surf, bool do_update_area)
573 mutex_lock(&qdev->surf_evict_mutex);
574 qxl_surface_evict_locked(qdev, surf, do_update_area);
575 mutex_unlock(&qdev->surf_evict_mutex);
578 static int qxl_reap_surf(struct qxl_device *qdev, struct qxl_bo *surf, bool stall)
587 mutex_unlock(&qdev->surf_evict_mutex);
604 mutex_lock(&qdev->surf_evict_mutex);
610 qxl_surface_evict_locked(qdev, surf, true);
615 static int qxl_reap_surface_id(struct qxl_device *qdev, int max_to_reap)
622 mutex_lock(&qdev->surf_evict_mutex);
625 spin_lock(&qdev->surf_id_idr_lock);
626 start = qdev->last_alloced_surf_id + 1;
627 spin_unlock(&qdev->surf_id_idr_lock);
629 for (i = start; i < start + qdev->rom->n_surfaces; i++) {
631 int surfid = i % qdev->rom->n_surfaces;
636 spin_lock(&qdev->surf_id_idr_lock);
637 objptr = idr_find(&qdev->surf_id_idr, surfid);
638 spin_unlock(&qdev->surf_id_idr_lock);
643 ret = qxl_reap_surf(qdev, objptr, stall);
654 mutex_unlock(&qdev->surf_evict_mutex);
657 qxl_queue_garbage_collect(qdev, true);