112 lines
		
	
	
		
			3.7 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			112 lines
		
	
	
		
			3.7 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /*
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|  * Copyright (C) 2015 Red Hat, Inc.
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|  * All Rights Reserved.
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|  *
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|  * Permission is hereby granted, free of charge, to any person obtaining
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|  * a copy of this software and associated documentation files (the
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|  * "Software"), to deal in the Software without restriction, including
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|  * without limitation the rights to use, copy, modify, merge, publish,
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|  * distribute, sublicense, and/or sell copies of the Software, and to
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|  * permit persons to whom the Software is furnished to do so, subject to
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|  * the following conditions:
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|  *
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|  * The above copyright notice and this permission notice (including the
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|  * next paragraph) shall be included in all copies or substantial
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|  * portions of the Software.
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|  *
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|  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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|  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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|  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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|  * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE
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|  * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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|  * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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|  * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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|  */
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| 
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| #include <linux/string_helpers.h>
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| 
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| #include <drm/drm_debugfs.h>
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| #include <drm/drm_file.h>
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| 
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| #include "virtgpu_drv.h"
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| 
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| static void virtio_gpu_add_bool(struct seq_file *m, const char *name,
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| 				bool value)
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| {
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| 	seq_printf(m, "%-16s : %s\n", name, str_yes_no(value));
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| }
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| 
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| static void virtio_gpu_add_int(struct seq_file *m, const char *name, int value)
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| {
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| 	seq_printf(m, "%-16s : %d\n", name, value);
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| }
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| 
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| static int virtio_gpu_features(struct seq_file *m, void *data)
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| {
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| 	struct drm_info_node *node = (struct drm_info_node *)m->private;
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| 	struct virtio_gpu_device *vgdev = node->minor->dev->dev_private;
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| 
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| 	virtio_gpu_add_bool(m, "virgl", vgdev->has_virgl_3d);
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| 	virtio_gpu_add_bool(m, "edid", vgdev->has_edid);
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| 	virtio_gpu_add_bool(m, "indirect", vgdev->has_indirect);
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| 
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| 	virtio_gpu_add_bool(m, "resource uuid",
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| 			    vgdev->has_resource_assign_uuid);
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| 
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| 	virtio_gpu_add_bool(m, "blob resources", vgdev->has_resource_blob);
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| 	virtio_gpu_add_bool(m, "context init", vgdev->has_context_init);
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| 	virtio_gpu_add_int(m, "cap sets", vgdev->num_capsets);
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| 	virtio_gpu_add_int(m, "scanouts", vgdev->num_scanouts);
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| 	if (vgdev->host_visible_region.len) {
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| 		seq_printf(m, "%-16s : 0x%lx +0x%lx\n", "host visible region",
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| 			   (unsigned long)vgdev->host_visible_region.addr,
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| 			   (unsigned long)vgdev->host_visible_region.len);
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| 	}
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| 	return 0;
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| }
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| 
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| static int
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| virtio_gpu_debugfs_irq_info(struct seq_file *m, void *data)
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| {
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| 	struct drm_info_node *node = (struct drm_info_node *) m->private;
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| 	struct virtio_gpu_device *vgdev = node->minor->dev->dev_private;
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| 
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| 	seq_printf(m, "fence %llu %lld\n",
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| 		   (u64)atomic64_read(&vgdev->fence_drv.last_fence_id),
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| 		   vgdev->fence_drv.current_fence_id);
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| 	return 0;
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| }
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| 
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| static int
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| virtio_gpu_debugfs_host_visible_mm(struct seq_file *m, void *data)
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| {
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| 	struct drm_info_node *node = (struct drm_info_node *)m->private;
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| 	struct virtio_gpu_device *vgdev = node->minor->dev->dev_private;
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| 	struct drm_printer p;
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| 
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| 	if (!vgdev->has_host_visible) {
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| 		seq_puts(m, "Host allocations not visible to guest\n");
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| 		return 0;
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| 	}
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| 
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| 	p = drm_seq_file_printer(m);
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| 	drm_mm_print(&vgdev->host_visible_mm, &p);
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| 	return 0;
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| }
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| 
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| static struct drm_info_list virtio_gpu_debugfs_list[] = {
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| 	{ "virtio-gpu-features", virtio_gpu_features },
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| 	{ "virtio-gpu-irq-fence", virtio_gpu_debugfs_irq_info, 0, NULL },
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| 	{ "virtio-gpu-host-visible-mm", virtio_gpu_debugfs_host_visible_mm },
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| };
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| 
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| #define VIRTIO_GPU_DEBUGFS_ENTRIES ARRAY_SIZE(virtio_gpu_debugfs_list)
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| 
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| void
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| virtio_gpu_debugfs_init(struct drm_minor *minor)
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| {
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| 	drm_debugfs_create_files(virtio_gpu_debugfs_list,
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| 				 VIRTIO_GPU_DEBUGFS_ENTRIES,
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| 				 minor->debugfs_root, minor);
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| }
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