5 files changed, 5 insertions, 63 deletions
diff --git a/sound/pci/trident/Makefile b/sound/pci/trident/Makefile
index 88676b50f385..e8975bc37fcb 100644
--- a/sound/pci/trident/Makefile
+++ b/sound/pci/trident/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
 #
 # Makefile for ALSA
 # Copyright (c) 2001 by Jaroslav Kysela <perex@perex.cz>
diff --git a/sound/pci/trident/trident.c b/sound/pci/trident/trident.c
index 2f18b1cdc2cd..5bc79da6e35e 100644
--- a/sound/pci/trident/trident.c
+++ b/sound/pci/trident/trident.c
@@ -1,24 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  *  Driver for Trident 4DWave DX/NX & SiS SI7018 Audio PCI soundcard
  *
  *  Driver was originated by Trident <audio@tridentmicro.com>
  *  			     Fri Feb 19 15:55:28 MST 1999
- *
- *
- *   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, write to the Free Software
- *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
- *
  */
 
 #include <linux/init.h>
diff --git a/sound/pci/trident/trident.h b/sound/pci/trident/trident.h
index 2d62c1921255..c7567edbe4c4 100644
--- a/sound/pci/trident/trident.h
+++ b/sound/pci/trident/trident.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
 #ifndef __SOUND_TRIDENT_H
 #define __SOUND_TRIDENT_H
 
@@ -5,22 +6,6 @@
  *  audio@tridentmicro.com
  *  Fri Feb 19 15:55:28 MST 1999
  *  Definitions for Trident 4DWave DX/NX chips
- *
- *
- *   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, write to the Free Software
- *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
- *
  */
 
 #include <sound/pcm.h>
diff --git a/sound/pci/trident/trident_main.c b/sound/pci/trident/trident_main.c
index 0ff32d3f5d3b..1a6f6202fd16 100644
--- a/sound/pci/trident/trident_main.c
+++ b/sound/pci/trident/trident_main.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  *  Maintained by Jaroslav Kysela <perex@perex.cz>
  *  Originated by audio@tridentmicro.com
@@ -9,21 +10,6 @@
  *  TODO:
  *    ---
  *
- *   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, write to the Free Software
- *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
- *
- *
  *  SiS7018 S/PDIF support by Thomas Winischhofer <thomas@winischhofer.net>
  */
 
diff --git a/sound/pci/trident/trident_memory.c b/sound/pci/trident/trident_memory.c
index b9ebb51893c5..bb24dbf0530d 100644
--- a/sound/pci/trident/trident_memory.c
+++ b/sound/pci/trident/trident_memory.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  *  Copyright (c) by Jaroslav Kysela <perex@perex.cz>
  *  Copyright (c) by Takashi Iwai <tiwai@suse.de>
@@ -5,22 +6,6 @@
  *
  *  Trident 4DWave-NX memory page allocation (TLB area)
  *  Trident chip can handle only 16MByte of the memory at the same time.
- *
- *
- *   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, write to the Free Software
- *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
- *
  */
 
 #include <linux/io.h>