1 // SPDX-License-Identifier: MIT
2 /*
3 * Copyright © 2020 Intel Corporation
4 */
5
6 #include <drm/drm_print.h>
7
8 #include "gt/intel_gt_debugfs.h"
9 #include "gt/uc/intel_guc_ads.h"
10 #include "gt/uc/intel_guc_ct.h"
11 #include "gt/uc/intel_guc_slpc.h"
12 #include "gt/uc/intel_guc_submission.h"
13 #include "intel_guc.h"
14 #include "intel_guc_debugfs.h"
15 #include "intel_guc_log_debugfs.h"
16
guc_info_show(struct seq_file * m,void * data)17 static int guc_info_show(struct seq_file *m, void *data)
18 {
19 struct intel_guc *guc = m->private;
20 struct drm_printer p = drm_seq_file_printer(m);
21
22 if (!intel_guc_is_supported(guc))
23 return -ENODEV;
24
25 intel_guc_load_status(guc, &p);
26 drm_puts(&p, "\n");
27 intel_guc_log_info(&guc->log, &p);
28
29 if (!intel_guc_submission_is_used(guc))
30 return 0;
31
32 intel_guc_ct_print_info(&guc->ct, &p);
33 intel_guc_submission_print_info(guc, &p);
34 intel_guc_ads_print_policy_info(guc, &p);
35
36 return 0;
37 }
38 DEFINE_INTEL_GT_DEBUGFS_ATTRIBUTE(guc_info);
39
guc_registered_contexts_show(struct seq_file * m,void * data)40 static int guc_registered_contexts_show(struct seq_file *m, void *data)
41 {
42 struct intel_guc *guc = m->private;
43 struct drm_printer p = drm_seq_file_printer(m);
44
45 if (!intel_guc_submission_is_used(guc))
46 return -ENODEV;
47
48 intel_guc_submission_print_context_info(guc, &p);
49
50 return 0;
51 }
52 DEFINE_INTEL_GT_DEBUGFS_ATTRIBUTE(guc_registered_contexts);
53
guc_slpc_info_show(struct seq_file * m,void * unused)54 static int guc_slpc_info_show(struct seq_file *m, void *unused)
55 {
56 struct intel_guc *guc = m->private;
57 struct intel_guc_slpc *slpc = &guc->slpc;
58 struct drm_printer p = drm_seq_file_printer(m);
59
60 if (!intel_guc_slpc_is_used(guc))
61 return -ENODEV;
62
63 return intel_guc_slpc_print_info(slpc, &p);
64 }
65 DEFINE_INTEL_GT_DEBUGFS_ATTRIBUTE(guc_slpc_info);
66
intel_eval_slpc_support(void * data)67 static bool intel_eval_slpc_support(void *data)
68 {
69 struct intel_guc *guc = (struct intel_guc *)data;
70
71 return intel_guc_slpc_is_used(guc);
72 }
73
intel_guc_debugfs_register(struct intel_guc * guc,struct dentry * root)74 void intel_guc_debugfs_register(struct intel_guc *guc, struct dentry *root)
75 {
76 static const struct intel_gt_debugfs_file files[] = {
77 { "guc_info", &guc_info_fops, NULL },
78 { "guc_registered_contexts", &guc_registered_contexts_fops, NULL },
79 { "guc_slpc_info", &guc_slpc_info_fops, &intel_eval_slpc_support},
80 };
81
82 if (!intel_guc_is_supported(guc))
83 return;
84
85 intel_gt_debugfs_register_files(root, files, ARRAY_SIZE(files), guc);
86 intel_guc_log_debugfs_register(&guc->log, root);
87 }
88