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 17 static struct xe_gt * 18 gsc_to_gt(struct xe_gsc *gsc) 19 { 20 return container_of(gsc, struct xe_gt, uc.gsc); 21 } 22 23 static struct xe_device * 24 gsc_to_xe(struct xe_gsc *gsc) 25 { 26 return gt_to_xe(gsc_to_gt(gsc)); 27 } 28 29 static struct xe_gsc *node_to_gsc(struct drm_info_node *node) 30 { 31 return node->info_ent->data; 32 } 33 34 static 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 47 static const struct drm_info_list debugfs_list[] = { 48 {"gsc_info", gsc_info, 0}, 49 }; 50 51 void 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 } 72