1// SPDX-License-Identifier: MIT
2/*
3 * Copyright © 2022 Intel Corporation
4 */
5
6#include "xe_huc_debugfs.h"
7
8#include <drm/drm_debugfs.h>
9#include <drm/drm_managed.h>
10
11#include "xe_device.h"
12#include "xe_gt.h"
13#include "xe_huc.h"
14#include "xe_macros.h"
15#include "xe_pm.h"
16
17static struct xe_gt *
18huc_to_gt(struct xe_huc *huc)
19{
20 return container_of(huc, struct xe_gt, uc.huc);
21}
22
23static struct xe_device *
24huc_to_xe(struct xe_huc *huc)
25{
26 return gt_to_xe(huc_to_gt(huc));
27}
28
29static struct xe_huc *node_to_huc(struct drm_info_node *node)
30{
31 return node->info_ent->data;
32}
33
34static int huc_info(struct seq_file *m, void *data)
35{
36 struct xe_huc *huc = node_to_huc(node: m->private);
37 struct xe_device *xe = huc_to_xe(huc);
38 struct drm_printer p = drm_seq_file_printer(f: m);
39
40 xe_pm_runtime_get(xe);
41 xe_huc_print_info(huc, p: &p);
42 xe_pm_runtime_put(xe);
43
44 return 0;
45}
46
47static const struct drm_info_list debugfs_list[] = {
48 {"huc_info", huc_info, 0},
49};
50
51void xe_huc_debugfs_register(struct xe_huc *huc, struct dentry *parent)
52{
53 struct drm_minor *minor = huc_to_xe(huc)->drm.primary;
54 struct drm_info_list *local;
55 int i;
56
57#define DEBUGFS_SIZE (ARRAY_SIZE(debugfs_list) * sizeof(struct drm_info_list))
58 local = drmm_kmalloc(dev: &huc_to_xe(huc)->drm, DEBUGFS_SIZE, GFP_KERNEL);
59 if (!local)
60 return;
61
62 memcpy(local, debugfs_list, DEBUGFS_SIZE);
63#undef DEBUGFS_SIZE
64
65 for (i = 0; i < ARRAY_SIZE(debugfs_list); ++i)
66 local[i].data = huc;
67
68 drm_debugfs_create_files(files: local,
69 ARRAY_SIZE(debugfs_list),
70 root: parent, minor);
71}
72

source code of linux/drivers/gpu/drm/xe/xe_huc_debugfs.c