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/*
* 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 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_fence_id),
vgdev->fence_drv.current_fence_id);
return 0;
}
static int
virtio_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)
void
virtio_gpu_debugfs_init(struct drm_minor *minor)
{
drm_debugfs_create_files(virtio_gpu_debugfs_list,
VIRTIO_GPU_DEBUGFS_ENTRIES,
minor->debugfs_root, minor);
}
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