/* * 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/string_helpers.h> #include <drm/drm_debugfs.h>#include <drm/drm_file.h> #include "virtgpu_drv.h" static void virtio_gpu_add_bool(struct seq_file *m, const char *name,				bool value){	seq_printf(m, "%-16s : %s\n", name, str_yes_no(value));} static void virtio_gpu_add_int(struct seq_file *m, const char *name, int value){	seq_printf(m, "%-16s : %d\n", name, value);} static int virtio_gpu_features(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; 	virtio_gpu_add_bool(m, "virgl", vgdev->has_virgl_3d);	virtio_gpu_add_bool(m, "edid", vgdev->has_edid);	virtio_gpu_add_bool(m, "indirect", vgdev->has_indirect); 	virtio_gpu_add_bool(m, "resource uuid",			    vgdev->has_resource_assign_uuid); 	virtio_gpu_add_bool(m, "blob resources", vgdev->has_resource_blob);	virtio_gpu_add_bool(m, "context init", vgdev->has_context_init);	virtio_gpu_add_int(m, "cap sets", vgdev->num_capsets);	virtio_gpu_add_int(m, "scanouts", vgdev->num_scanouts);	if (vgdev->host_visible_region.len) {		seq_printf(m, "%-16s : 0x%lx +0x%lx\n", "host visible region",			   (unsigned long)vgdev->host_visible_region.addr,			   (unsigned long)vgdev->host_visible_region.len);	}	return 0;} static intvirtio_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_fence_id),		   vgdev->fence_drv.current_fence_id);	return 0;} static intvirtio_gpu_debugfs_host_visible_mm(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;	struct drm_printer p; 	if (!vgdev->has_host_visible) {		seq_puts(m, "Host allocations not visible to guest\n");		return 0;	} 	p = drm_seq_file_printer(m);	drm_mm_print(&vgdev->host_visible_mm, &p);	return 0;} static struct drm_info_list virtio_gpu_debugfs_list[] = {	{ "virtio-gpu-features", virtio_gpu_features },	{ "virtio-gpu-irq-fence", virtio_gpu_debugfs_irq_info, 0, NULL },	{ "virtio-gpu-host-visible-mm", virtio_gpu_debugfs_host_visible_mm },}; #define VIRTIO_GPU_DEBUGFS_ENTRIES ARRAY_SIZE(virtio_gpu_debugfs_list) voidvirtio_gpu_debugfs_init(struct drm_minor *minor){	drm_debugfs_create_files(virtio_gpu_debugfs_list,				 VIRTIO_GPU_DEBUGFS_ENTRIES,				 minor->debugfs_root, minor);}