1 files changed, 0 insertions, 153 deletions
diff --git a/drivers/usb/cdns3/debugfs.c b/drivers/usb/cdns3/debugfs.c
deleted file mode 100644
index 44ee78a10eb8..000000000000
--- a/drivers/usb/cdns3/debugfs.c
+++ /dev/null
@@ -1,153 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0
-/*
- * Cadence USBSS DRD Controller DebugFS filer.
- *
- * Copyright (C) 2018-2019 Cadence.
- *
- * Author: Pawel Laszczak <pawell@cadence.com>
- */
-
-#include <linux/types.h>
-#include <linux/debugfs.h>
-#include <linux/seq_file.h>
-#include <linux/uaccess.h>
-
-#include "core.h"
-#include "gadget.h"
-#include "drd.h"
-
-static const char *const cdns3_mode[] = {
-	[USB_DR_MODE_UNKNOWN]		= "unknown",
-	[USB_DR_MODE_OTG]		= "otg",
-	[USB_DR_MODE_HOST]		= "host",
-	[USB_DR_MODE_PERIPHERAL]	= "device",
-};
-
-static int cdns3_mode_show(struct seq_file *s, void *unused)
-{
-	struct cdns3 *cdns = s->private;
-
-	seq_puts(s, cdns3_mode[cdns->current_dr_mode]);
-
-	return 0;
-}
-
-static int cdns3_mode_open(struct inode *inode, struct file *file)
-{
-	return single_open(file, cdns3_mode_show, inode->i_private);
-}
-
-static ssize_t cdns3_mode_write(struct file *file,
-				const char __user *ubuf,
-				size_t count, loff_t *ppos)
-{
-	struct seq_file	 *s = file->private_data;
-	struct cdns3 *cdns = s->private;
-	char buf[32];
-	int ret;
-
-	if (copy_from_user(&buf, ubuf, min_t(size_t, sizeof(buf) - 1, count)))
-		return -EFAULT;
-
-	if (cdns->debug_disable) {
-		dev_err(cdns->dev,
-			"Mode can't be changed when disable is set\n");
-		return -EPERM;
-	}
-
-	ret = match_string(cdns3_mode, ARRAY_SIZE(cdns3_mode), buf);
-	if (ret < 0 || ret == USB_DR_MODE_UNKNOWN) {
-		dev_err(cdns->dev, "Failed: incorrect mode setting\n");
-		return -EINVAL;
-	}
-
-	if (cdns->current_dr_mode != ret) {
-		cdns->desired_dr_mode = ret;
-		cdns3_role_stop(cdns);
-		ret = cdns3_drd_update_mode(cdns);
-		if (ret)
-			return ret;
-
-		queue_work(system_freezable_wq, &cdns->role_switch_wq);
-	}
-
-	return count;
-}
-
-static const struct file_operations cdns3_mode_fops = {
-	.open			= cdns3_mode_open,
-	.write			= cdns3_mode_write,
-	.read			= seq_read,
-	.llseek			= seq_lseek,
-	.release		= single_release,
-};
-
-static int cdns3_disable_show(struct seq_file *s, void *unused)
-{
-	struct cdns3 *cdns = s->private;
-
-	if (!cdns->debug_disable)
-		seq_puts(s, "0\n");
-	else
-		seq_puts(s, "1\n");
-
-	return 0;
-}
-
-static ssize_t cdns3_disable_write(struct file *file,
-				   const char __user *ubuf,
-				   size_t count, loff_t *ppos)
-{
-	struct seq_file	 *s = file->private_data;
-	struct cdns3 *cdns = s->private;
-	bool disable;
-	char buf[16];
-
-	if (copy_from_user(&buf, ubuf, min_t(size_t, sizeof(buf) - 1, count)))
-		return -EFAULT;
-
-	if (kstrtobool(buf, &disable)) {
-		dev_err(cdns->dev, "wrong setting\n");
-		return -EINVAL;
-	}
-
-	if (disable != cdns->debug_disable) {
-		cdns->debug_disable = disable;
-		queue_work(system_freezable_wq, &cdns->role_switch_wq);
-	}
-
-	return count;
-}
-
-static int cdns3_disable_open(struct inode *inode, struct file *file)
-{
-	return single_open(file, cdns3_disable_show, inode->i_private);
-}
-
-static const struct file_operations cdns3_disable_fops = {
-	.open			= cdns3_disable_open,
-	.write			= cdns3_disable_write,
-	.read			= seq_read,
-	.llseek			= seq_lseek,
-	.release		= single_release,
-};
-
-void cdns3_debugfs_init(struct cdns3 *cdns)
-{
-	struct dentry *root;
-
-	root = debugfs_create_dir(dev_name(cdns->dev), NULL);
-	cdns->root = root;
-	if (IS_ENABLED(CONFIG_USB_CDNS3_GADGET) &&
-	    IS_ENABLED(CONFIG_USB_CDNS3_HOST))
-		debugfs_create_file("mode", 0644, root, cdns,
-				    &cdns3_mode_fops);
-
-	debugfs_create_file("disable", 0644, root, cdns,
-			    &cdns3_disable_fops);
-}
-
-void cdns3_debugfs_exit(struct cdns3 *cdns)
-{
-	debugfs_remove_recursive(cdns->root);
-}