static int qxl_crtc_cursor_move(struct drm_crtc *crtc, int x, int y) { struct drm_device *dev = crtc->dev; struct qxl_device *qdev = dev->dev_private; struct qxl_crtc *qcrtc = to_qxl_crtc(crtc); struct qxl_release *release; struct qxl_cursor_cmd *cmd; int ret; ret = qxl_alloc_release_reserved(qdev, sizeof(*cmd), QXL_RELEASE_CURSOR_CMD, &release, NULL); if (ret) return ret; ret = qxl_release_reserve_list(release, true); if (ret) { qxl_release_free(qdev, release); return ret; } qcrtc->cur_x = x; qcrtc->cur_y = y; cmd = (struct qxl_cursor_cmd *)qxl_release_map(qdev, release); cmd->type = QXL_CURSOR_MOVE; cmd->u.position.x = qcrtc->cur_x; cmd->u.position.y = qcrtc->cur_y; qxl_release_unmap(qdev, release, &cmd->release_info); qxl_push_cursor_ring_release(qdev, release, QXL_CMD_CURSOR, false); qxl_release_fence_buffer_objects(release); return 0; }
static int qxl_hide_cursor(struct qxl_device *qdev) { struct qxl_release *release; struct qxl_cursor_cmd *cmd; int ret; ret = qxl_alloc_release_reserved(qdev, sizeof(*cmd), QXL_RELEASE_CURSOR_CMD, &release, NULL); if (ret) return ret; ret = qxl_release_reserve_list(release, true); if (ret) { qxl_release_free(qdev, release); return ret; } cmd = (struct qxl_cursor_cmd *)qxl_release_map(qdev, release); cmd->type = QXL_CURSOR_HIDE; qxl_release_unmap(qdev, release, &cmd->release_info); qxl_push_cursor_ring_release(qdev, release, QXL_CMD_CURSOR, false); qxl_release_fence_buffer_objects(release); return 0; }
static void qxl_hide_cursor(struct qxl_device *qdev) { struct qxl_release *release; struct qxl_cursor_cmd *cmd; int ret; ret = qxl_alloc_release_reserved(qdev, sizeof(*cmd), QXL_RELEASE_CURSOR_CMD, &release, NULL); cmd = (struct qxl_cursor_cmd *)qxl_release_map(qdev, release); cmd->type = QXL_CURSOR_HIDE; qxl_release_unmap(qdev, release, &cmd->release_info); qxl_fence_releaseable(qdev, release); qxl_push_cursor_ring_release(qdev, release, QXL_CMD_CURSOR, false); qxl_release_unreserve(qdev, release); }
static int qxl_crtc_cursor_set2(struct drm_crtc *crtc, struct drm_file *file_priv, uint32_t handle, uint32_t width, uint32_t height, int32_t hot_x, int32_t hot_y) { struct drm_device *dev = crtc->dev; struct qxl_device *qdev = dev->dev_private; struct qxl_crtc *qcrtc = to_qxl_crtc(crtc); struct drm_gem_object *obj; struct qxl_cursor *cursor; struct qxl_cursor_cmd *cmd; struct qxl_bo *cursor_bo, *user_bo; struct qxl_release *release; void *user_ptr; int size = 64*64*4; int ret = 0; if (!handle) return qxl_hide_cursor(qdev); obj = drm_gem_object_lookup(crtc->dev, file_priv, handle); if (!obj) { DRM_ERROR("cannot find cursor object\n"); return -ENOENT; } user_bo = gem_to_qxl_bo(obj); ret = qxl_bo_reserve(user_bo, false); if (ret) goto out_unref; ret = qxl_bo_pin(user_bo, QXL_GEM_DOMAIN_CPU, NULL); qxl_bo_unreserve(user_bo); if (ret) goto out_unref; ret = qxl_bo_kmap(user_bo, &user_ptr); if (ret) goto out_unpin; ret = qxl_alloc_release_reserved(qdev, sizeof(*cmd), QXL_RELEASE_CURSOR_CMD, &release, NULL); if (ret) goto out_kunmap; ret = qxl_alloc_bo_reserved(qdev, release, sizeof(struct qxl_cursor) + size, &cursor_bo); if (ret) goto out_free_release; ret = qxl_release_reserve_list(release, false); if (ret) goto out_free_bo; ret = qxl_bo_kmap(cursor_bo, (void **)&cursor); if (ret) goto out_backoff; cursor->header.unique = 0; cursor->header.type = SPICE_CURSOR_TYPE_ALPHA; cursor->header.width = 64; cursor->header.height = 64; cursor->header.hot_spot_x = hot_x; cursor->header.hot_spot_y = hot_y; cursor->data_size = size; cursor->chunk.next_chunk = 0; cursor->chunk.prev_chunk = 0; cursor->chunk.data_size = size; memcpy(cursor->chunk.data, user_ptr, size); qxl_bo_kunmap(cursor_bo); qxl_bo_kunmap(user_bo); cmd = (struct qxl_cursor_cmd *)qxl_release_map(qdev, release); cmd->type = QXL_CURSOR_SET; cmd->u.set.position.x = qcrtc->cur_x; cmd->u.set.position.y = qcrtc->cur_y; cmd->u.set.shape = qxl_bo_physical_address(qdev, cursor_bo, 0); cmd->u.set.visible = 1; qxl_release_unmap(qdev, release, &cmd->release_info); qxl_push_cursor_ring_release(qdev, release, QXL_CMD_CURSOR, false); qxl_release_fence_buffer_objects(release); /* finish with the userspace bo */ ret = qxl_bo_reserve(user_bo, false); if (!ret) { qxl_bo_unpin(user_bo); qxl_bo_unreserve(user_bo); } drm_gem_object_unreference_unlocked(obj); qxl_bo_unref(&cursor_bo); return ret; out_backoff: qxl_release_backoff_reserve_list(release); out_free_bo: qxl_bo_unref(&cursor_bo); out_free_release: qxl_release_free(qdev, release); out_kunmap: qxl_bo_kunmap(user_bo); out_unpin: qxl_bo_unpin(user_bo); out_unref: drm_gem_object_unreference_unlocked(obj); return ret; }