diff --git a/sound/pci/hda/hda_auto_parser.c b/sound/pci/hda/hda_auto_parser.c
index df0d636145f8194b7c9c973dc80159ed4a7d1010..92390d457567effa041306600d1bc6c5962cad05 100644
--- a/sound/pci/hda/hda_auto_parser.c
+++ b/sound/pci/hda/hda_auto_parser.c
@@ -1,12 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  * BIOS auto-parser helper functions for HD-audio
  *
  * Copyright (c) 2012 Takashi Iwai <tiwai@suse.de>
- *
- * This driver 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.
  */
 
 #include <linux/slab.h>
diff --git a/sound/pci/hda/hda_auto_parser.h b/sound/pci/hda/hda_auto_parser.h
index 2b8e29fd73e7ee0ea23762e59b9250ffb0283757..a22ca0e17a08d19e998fdc8184ef1e7c368dd83e 100644
--- a/sound/pci/hda/hda_auto_parser.h
+++ b/sound/pci/hda/hda_auto_parser.h
@@ -1,12 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
 /*
  * BIOS auto-parser helper functions for HD-audio
  *
  * Copyright (c) 2012 Takashi Iwai <tiwai@suse.de>
- *
- * This driver 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.
  */
 
 #ifndef __SOUND_HDA_AUTO_PARSER_H
diff --git a/sound/pci/hda/hda_generic.h b/sound/pci/hda/hda_generic.h
index 78d77042b05aa2c3447e6e2d0d7c5d9273c88813..35a670a71c423097e8d65e19b283fe4118aea35f 100644
--- a/sound/pci/hda/hda_generic.h
+++ b/sound/pci/hda/hda_generic.h
@@ -1,12 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
 /*
  * Generic BIOS auto-parser helper functions for HD-audio
  *
  * Copyright (c) 2012 Takashi Iwai <tiwai@suse.de>
- *
- * This driver 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.
  */
 
 #ifndef __SOUND_HDA_GENERIC_H
diff --git a/sound/pci/hda/hda_jack.c b/sound/pci/hda/hda_jack.c
index 74b46952fc987441b59f86ba06efce8d1b507ead..6d9acd5c4e4118888fe6f0c5c7940a93e7fe1e8b 100644
--- a/sound/pci/hda/hda_jack.c
+++ b/sound/pci/hda/hda_jack.c
@@ -1,12 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  * Jack-detection handling for HD-audio
  *
  * Copyright (c) 2011 Takashi Iwai <tiwai@suse.de>
- *
- * This driver 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.
  */
 
 #include <linux/init.h>
diff --git a/sound/pci/hda/hda_jack.h b/sound/pci/hda/hda_jack.h
index 1d713201c160bb501d19183c009051b62277215f..22fe7ee43e8252eaca92dc0bca9b2b868cc25311 100644
--- a/sound/pci/hda/hda_jack.h
+++ b/sound/pci/hda/hda_jack.h
@@ -1,12 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
 /*
  * Jack-detection handling for HD-audio
  *
  * Copyright (c) 2011 Takashi Iwai <tiwai@suse.de>
- *
- * This driver 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.
  */
 
 #ifndef __SOUND_HDA_JACK_H