Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
tjh.dev
kernel
os
linux
1// SPDX-License-Identifier: MIT
2/*
3 * Copyright © 2022 Intel Corporation
4 */
5
6#include "xe_gsc_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_gsc.h"
14#include "xe_macros.h"
15#include "xe_pm.h"
16
17static struct xe_gt *
18gsc_to_gt(struct xe_gsc *gsc)
19{
20 return container_of(gsc, struct xe_gt, uc.gsc);
21}
22
23static struct xe_device *
24gsc_to_xe(struct xe_gsc *gsc)
25{
26 return gt_to_xe(gsc_to_gt(gsc));
27}
28
29static struct xe_gsc *node_to_gsc(struct drm_info_node *node)
30{
31 return node->info_ent->data;
32}
33
34static int gsc_info(struct seq_file *m, void *data)
35{
36 struct xe_gsc *gsc = node_to_gsc(m->private);
37 struct xe_device *xe = gsc_to_xe(gsc);
38 struct drm_printer p = drm_seq_file_printer(m);
39
40 xe_pm_runtime_get(xe);
41 xe_gsc_print_info(gsc, &p);
42 xe_pm_runtime_put(xe);
43
44 return 0;
45}
46
47static const struct drm_info_list debugfs_list[] = {
48 {"gsc_info", gsc_info, 0},
49};
50
51void xe_gsc_debugfs_register(struct xe_gsc *gsc, struct dentry *parent)
52{
53 struct drm_minor *minor = gsc_to_xe(gsc)->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(&gsc_to_xe(gsc)->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 = gsc;
67
68 drm_debugfs_create_files(local,
69 ARRAY_SIZE(debugfs_list),
70 parent, minor);
71}