/* * Copyright (C) 2015 Red Hat, Inc. * All Rights Reserved. * * Permission is hereby granted, free of charge, to any person obtaining * a copy of this software and associated documentation files (the * "Software"), to deal in the Software without restriction, including * without limitation the rights to use, copy, modify, merge, publish, * distribute, sublicense, and/or sell copies of the Software, and to * permit persons to whom the Software is furnished to do so, subject to * the following conditions: * * The above copyright notice and this permission notice (including the * next paragraph) shall be included in all copies or substantial * portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ #include <linux/debugfs.h> #include <drm/drmP.h> #include "virtgpu_drv.h" static int virtio_gpu_debugfs_irq_info(struct seq_file *m, void *data) { struct drm_info_node *node = (struct drm_info_node *) m->private; struct virtio_gpu_device *vgdev = node->minor->dev->dev_private; seq_printf(m, "fence %llu %lld\n", (u64)atomic64_read(&vgdev->fence_drv.last_seq), vgdev->fence_drv.sync_seq); return 0; } static struct drm_info_list virtio_gpu_debugfs_list[] = { { "irq_fence", virtio_gpu_debugfs_irq_info, 0, NULL }, }; #define VIRTIO_GPU_DEBUGFS_ENTRIES ARRAY_SIZE(virtio_gpu_debugfs_list) int virtio_gpu_debugfs_init(struct drm_minor *minor) { drm_debugfs_create_files(virtio_gpu_debugfs_list, VIRTIO_GPU_DEBUGFS_ENTRIES, minor->debugfs_root, minor); return 0; }