1 // SPDX-License-Identifier: MIT 2 /* 3 * Copyright © 2022 Intel Corporation 4 */ 5 6 #include "xe_guc_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_guc.h" 14 #include "xe_guc_ct.h" 15 #include "xe_guc_log.h" 16 #include "xe_guc_pc.h" 17 #include "xe_macros.h" 18 #include "xe_pm.h" 19 20 static struct xe_guc *node_to_guc(struct drm_info_node *node) 21 { 22 return node->info_ent->data; 23 } 24 25 static int guc_info(struct seq_file *m, void *data) 26 { 27 struct xe_guc *guc = node_to_guc(m->private); 28 struct xe_device *xe = guc_to_xe(guc); 29 struct drm_printer p = drm_seq_file_printer(m); 30 31 xe_pm_runtime_get(xe); 32 xe_guc_print_info(guc, &p); 33 xe_pm_runtime_put(xe); 34 35 return 0; 36 } 37 38 static int guc_log(struct seq_file *m, void *data) 39 { 40 struct xe_guc *guc = node_to_guc(m->private); 41 struct xe_device *xe = guc_to_xe(guc); 42 struct drm_printer p = drm_seq_file_printer(m); 43 44 xe_pm_runtime_get(xe); 45 xe_guc_log_print(&guc->log, &p); 46 xe_pm_runtime_put(xe); 47 48 return 0; 49 } 50 51 static int guc_log_dmesg(struct seq_file *m, void *data) 52 { 53 struct xe_guc *guc = node_to_guc(m->private); 54 struct xe_device *xe = guc_to_xe(guc); 55 56 xe_pm_runtime_get(xe); 57 xe_guc_log_print_dmesg(&guc->log); 58 xe_pm_runtime_put(xe); 59 60 return 0; 61 } 62 63 static int guc_ctb(struct seq_file *m, void *data) 64 { 65 struct xe_guc *guc = node_to_guc(m->private); 66 struct xe_device *xe = guc_to_xe(guc); 67 struct drm_printer p = drm_seq_file_printer(m); 68 69 xe_pm_runtime_get(xe); 70 xe_guc_ct_print(&guc->ct, &p, true); 71 xe_pm_runtime_put(xe); 72 73 return 0; 74 } 75 76 static int guc_pc(struct seq_file *m, void *data) 77 { 78 struct xe_guc *guc = node_to_guc(m->private); 79 struct xe_device *xe = guc_to_xe(guc); 80 struct drm_printer p = drm_seq_file_printer(m); 81 82 xe_pm_runtime_get(xe); 83 xe_guc_pc_print(&guc->pc, &p); 84 xe_pm_runtime_put(xe); 85 86 return 0; 87 } 88 89 static const struct drm_info_list debugfs_list[] = { 90 {"guc_info", guc_info, 0}, 91 {"guc_log", guc_log, 0}, 92 {"guc_log_dmesg", guc_log_dmesg, 0}, 93 {"guc_ctb", guc_ctb, 0}, 94 {"guc_pc", guc_pc, 0}, 95 }; 96 97 void xe_guc_debugfs_register(struct xe_guc *guc, struct dentry *parent) 98 { 99 struct drm_minor *minor = guc_to_xe(guc)->drm.primary; 100 struct drm_info_list *local; 101 int i; 102 103 #define DEBUGFS_SIZE (ARRAY_SIZE(debugfs_list) * sizeof(struct drm_info_list)) 104 local = drmm_kmalloc(&guc_to_xe(guc)->drm, DEBUGFS_SIZE, GFP_KERNEL); 105 if (!local) 106 return; 107 108 memcpy(local, debugfs_list, DEBUGFS_SIZE); 109 #undef DEBUGFS_SIZE 110 111 for (i = 0; i < ARRAY_SIZE(debugfs_list); ++i) 112 local[i].data = guc; 113 114 drm_debugfs_create_files(local, 115 ARRAY_SIZE(debugfs_list), 116 parent, minor); 117 } 118