// SPDX-License-Identifier: GPL-2.0-only OR MIT/* Copyright (c) 2023 Imagination Technologies Ltd. */ #include "pvr_debugfs.h" #include "pvr_device.h"#include "pvr_fw_trace.h" #include <linux/dcache.h>#include <linux/debugfs.h>#include <linux/err.h>#include <linux/kernel.h>#include <linux/types.h> #include <drm/drm_device.h>#include <drm/drm_file.h>#include <drm/drm_print.h> static const struct pvr_debugfs_entry pvr_debugfs_entries[] = {	{"pvr_fw", pvr_fw_trace_debugfs_init},}; voidpvr_debugfs_init(struct drm_minor *minor){	struct drm_device *drm_dev = minor->dev;	struct pvr_device *pvr_dev = to_pvr_device(drm_dev);	struct dentry *root = minor->debugfs_root; 	for (size_t i = 0; i < ARRAY_SIZE(pvr_debugfs_entries); ++i) {		const struct pvr_debugfs_entry *entry = &pvr_debugfs_entries[i];		struct dentry *dir; 		dir = debugfs_create_dir(entry->name, root);		if (IS_ERR(dir)) {			drm_warn(drm_dev,				 "failed to create debugfs dir '%s' (err=%d)",				 entry->name, (int)PTR_ERR(dir));			continue;		} 		entry->init(pvr_dev, dir);	}} /* * Since all entries are created under &drm_minor->debugfs_root, there's no * need for a pvr_debugfs_fini() as DRM will clean up everything under its root * automatically. */