Update Linux to v5.4.2

Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/sound/drivers/pcsp/Makefile b/sound/drivers/pcsp/Makefile
index b19555b..77dc0ee 100644
--- a/sound/drivers/pcsp/Makefile
+++ b/sound/drivers/pcsp/Makefile
@@ -1,2 +1,3 @@
+# SPDX-License-Identifier: GPL-2.0-only
 snd-pcsp-objs := pcsp.o pcsp_lib.o pcsp_mixer.o pcsp_input.o
 obj-$(CONFIG_SND_PCSP) += snd-pcsp.o
diff --git a/sound/drivers/pcsp/pcsp.c b/sound/drivers/pcsp/pcsp.c
index 0dd3f46..14aacd8 100644
--- a/sound/drivers/pcsp/pcsp.c
+++ b/sound/drivers/pcsp/pcsp.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * PC-Speaker driver for Linux
  *
@@ -197,7 +198,6 @@
 {
 	struct snd_pcsp *chip = dev_get_drvdata(dev);
 	pcsp_stop_beep(chip);
-	snd_pcm_suspend_all(chip->pcm);
 	return 0;
 }
 
diff --git a/sound/drivers/pcsp/pcsp_input.c b/sound/drivers/pcsp/pcsp_input.c
index bfc2581..52b475b 100644
--- a/sound/drivers/pcsp/pcsp_input.c
+++ b/sound/drivers/pcsp/pcsp_input.c
@@ -1,16 +1,11 @@
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  *  PC Speaker beeper driver for Linux
  *
  *  Copyright (c) 2002 Vojtech Pavlik
  *  Copyright (c) 1992 Orest Zborowski
- *
  */
 
-/*
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 as published by
- * the Free Software Foundation
- */
 
 #include <linux/init.h>
 #include <linux/input.h>