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path: root/drivers/platform/chrome/cros_ec_debugfs.c
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Diffstat (limited to 'drivers/platform/chrome/cros_ec_debugfs.c')
-rw-r--r--drivers/platform/chrome/cros_ec_debugfs.c32
1 files changed, 11 insertions, 21 deletions
diff --git a/drivers/platform/chrome/cros_ec_debugfs.c b/drivers/platform/chrome/cros_ec_debugfs.c
index 6cacac53dfce..71308766e891 100644
--- a/drivers/platform/chrome/cros_ec_debugfs.c
+++ b/drivers/platform/chrome/cros_ec_debugfs.c
@@ -1,21 +1,7 @@
-/*
- * cros_ec_debugfs - debug logs for Chrome OS EC
- *
- * Copyright 2015 Google, Inc.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
- */
+// SPDX-License-Identifier: GPL-2.0+
+// Debug logs for the ChromeOS EC
+//
+// Copyright (C) 2015 Google, Inc.
#include <linux/circ_buf.h>
#include <linux/debugfs.h>
@@ -454,7 +440,7 @@ static int cros_ec_debugfs_probe(struct platform_device *pd)
ret = cros_ec_create_pdinfo(debug_info);
if (ret)
- goto remove_debugfs;
+ goto remove_log;
ec->debug_info = debug_info;
@@ -462,6 +448,8 @@ static int cros_ec_debugfs_probe(struct platform_device *pd)
return 0;
+remove_log:
+ cros_ec_cleanup_console_log(debug_info);
remove_debugfs:
debugfs_remove_recursive(debug_info->dir);
return ret;
@@ -481,7 +469,8 @@ static int __maybe_unused cros_ec_debugfs_suspend(struct device *dev)
{
struct cros_ec_dev *ec = dev_get_drvdata(dev);
- cancel_delayed_work_sync(&ec->debug_info->log_poll_work);
+ if (ec->debug_info->log_buffer.buf)
+ cancel_delayed_work_sync(&ec->debug_info->log_poll_work);
return 0;
}
@@ -490,7 +479,8 @@ static int __maybe_unused cros_ec_debugfs_resume(struct device *dev)
{
struct cros_ec_dev *ec = dev_get_drvdata(dev);
- schedule_delayed_work(&ec->debug_info->log_poll_work, 0);
+ if (ec->debug_info->log_buffer.buf)
+ schedule_delayed_work(&ec->debug_info->log_poll_work, 0);
return 0;
}