Update Linux to v5.4.2

Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/drivers/media/pci/cx18/Kconfig b/drivers/media/pci/cx18/Kconfig
index c675b83..7074a10 100644
--- a/drivers/media/pci/cx18/Kconfig
+++ b/drivers/media/pci/cx18/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
 config VIDEO_CX18
 	tristate "Conexant cx23418 MPEG encoder support"
 	depends on VIDEO_V4L2 && DVB_CORE && PCI && I2C
@@ -13,7 +14,7 @@
 	select DVB_S5H1411 if MEDIA_SUBDRV_AUTOSELECT
 	select MEDIA_TUNER_TDA18271 if MEDIA_SUBDRV_AUTOSELECT
 	select MEDIA_TUNER_TDA8290 if MEDIA_SUBDRV_AUTOSELECT
-	---help---
+	help
 	  This is a video4linux driver for Conexant cx23418 based
 	  PCI combo video recorder devices.
 
@@ -27,7 +28,7 @@
 	tristate "Conexant 23418 DMA audio support"
 	depends on VIDEO_CX18 && SND
 	select SND_PCM
-	---help---
+	help
 	  This is a video4linux driver for direct (DMA) audio on
 	  Conexant 23418 based TV cards using ALSA.
 
diff --git a/drivers/media/pci/cx18/Makefile b/drivers/media/pci/cx18/Makefile
index 9c82c2d..df00ef8 100644
--- a/drivers/media/pci/cx18/Makefile
+++ b/drivers/media/pci/cx18/Makefile
@@ -9,5 +9,5 @@
 obj-$(CONFIG_VIDEO_CX18) += cx18.o
 obj-$(CONFIG_VIDEO_CX18_ALSA) += cx18-alsa.o
 
-ccflags-y += -Idrivers/media/dvb-frontends
-ccflags-y += -Idrivers/media/tuners
+ccflags-y += -I $(srctree)/drivers/media/dvb-frontends
+ccflags-y += -I $(srctree)/drivers/media/tuners
diff --git a/drivers/media/pci/cx18/cx18-alsa-main.c b/drivers/media/pci/cx18/cx18-alsa-main.c
index 93443d1..692b95a 100644
--- a/drivers/media/pci/cx18/cx18-alsa-main.c
+++ b/drivers/media/pci/cx18/cx18-alsa-main.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  *  ALSA interface to cx18 PCM capture streams
  *
@@ -5,16 +6,6 @@
  *  Copyright (C) 2009  Devin Heitmueller <dheitmueller@kernellabs.com>
  *
  *  Portions of this work were sponsored by ONELAN Limited.
- *
- *  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.
  */
 
 #include <linux/init.h>
@@ -112,7 +103,7 @@
 	struct snd_card *sc = cxsc->sc;
 
 	/* sc->driver is used by alsa-lib's configurator: simple, unique */
-	strlcpy(sc->driver, "CX23418", sizeof(sc->driver));
+	strscpy(sc->driver, "CX23418", sizeof(sc->driver));
 
 	/* sc->shortname is a symlink in /proc/asound: CX18-M -> cardN */
 	snprintf(sc->shortname,  sizeof(sc->shortname), "CX18-%d",
diff --git a/drivers/media/pci/cx18/cx18-alsa-pcm.c b/drivers/media/pci/cx18/cx18-alsa-pcm.c
index 4f31042..13f858c 100644
--- a/drivers/media/pci/cx18/cx18-alsa-pcm.c
+++ b/drivers/media/pci/cx18/cx18-alsa-pcm.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  *  ALSA PCM device for the
  *  ALSA interface to cx18 PCM capture streams
@@ -6,16 +7,6 @@
  *  Copyright (C) 2009  Devin Heitmueller <dheitmueller@kernellabs.com>
  *
  *  Portions of this work were sponsored by ONELAN Limited.
- *
- *  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.
  */
 
 #include <linux/init.h>
@@ -345,7 +336,7 @@
 			&snd_cx18_pcm_capture_ops);
 	sp->info_flags = 0;
 	sp->private_data = cxsc;
-	strlcpy(sp->name, cx->card_name, sizeof(sp->name));
+	strscpy(sp->name, cx->card_name, sizeof(sp->name));
 
 	return 0;
 
diff --git a/drivers/media/pci/cx18/cx18-alsa-pcm.h b/drivers/media/pci/cx18/cx18-alsa-pcm.h
index b9e3afe..6160b25 100644
--- a/drivers/media/pci/cx18/cx18-alsa-pcm.h
+++ b/drivers/media/pci/cx18/cx18-alsa-pcm.h
@@ -1,18 +1,9 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
 /*
  *  ALSA PCM device for the
  *  ALSA interface to cx18 PCM capture streams
  *
  *  Copyright (C) 2009  Andy Walls <awalls@md.metrocast.net>
- *
- *  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.
  */
 
 int snd_cx18_pcm_create(struct snd_cx18_card *cxsc);
diff --git a/drivers/media/pci/cx18/cx18-alsa.h b/drivers/media/pci/cx18/cx18-alsa.h
index d88e3bd..6d8685f 100644
--- a/drivers/media/pci/cx18/cx18-alsa.h
+++ b/drivers/media/pci/cx18/cx18-alsa.h
@@ -1,17 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
 /*
  *  ALSA interface to cx18 PCM capture streams
  *
  *  Copyright (C) 2009  Andy Walls <awalls@md.metrocast.net>
- *
- *  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.
  */
 
 struct snd_card;
diff --git a/drivers/media/pci/cx18/cx18-audio.c b/drivers/media/pci/cx18/cx18-audio.c
index 61fc485..8602d08 100644
--- a/drivers/media/pci/cx18/cx18-audio.c
+++ b/drivers/media/pci/cx18/cx18-audio.c
@@ -1,19 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  *  cx18 audio-related functions
  *
  *  Derived from ivtv-audio.c
  *
  *  Copyright (C) 2007  Hans Verkuil <hverkuil@xs4all.nl>
- *
- *  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.
  */
 
 #include "cx18-driver.h"
diff --git a/drivers/media/pci/cx18/cx18-audio.h b/drivers/media/pci/cx18/cx18-audio.h
index f65d71a..36ce333 100644
--- a/drivers/media/pci/cx18/cx18-audio.h
+++ b/drivers/media/pci/cx18/cx18-audio.h
@@ -1,19 +1,10 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
 /*
  *  cx18 audio-related functions
  *
  *  Derived from ivtv-audio.c
  *
  *  Copyright (C) 2007  Hans Verkuil <hverkuil@xs4all.nl>
- *
- *  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.
  */
 
 int cx18_audio_set_io(struct cx18 *cx);
diff --git a/drivers/media/pci/cx18/cx18-av-audio.c b/drivers/media/pci/cx18/cx18-av-audio.c
index 3abc54c..ee2b802 100644
--- a/drivers/media/pci/cx18/cx18-av-audio.c
+++ b/drivers/media/pci/cx18/cx18-av-audio.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  *  cx18 ADEC audio functions
  *
@@ -5,16 +6,6 @@
  *
  *  Copyright (C) 2007  Hans Verkuil <hverkuil@xs4all.nl>
  *  Copyright (C) 2008  Andy Walls <awalls@md.metrocast.net>
- *
- *  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.
  */
 
 #include "cx18-driver.h"
diff --git a/drivers/media/pci/cx18/cx18-av-core.c b/drivers/media/pci/cx18/cx18-av-core.c
index eda3433..b33eb08 100644
--- a/drivers/media/pci/cx18/cx18-av-core.c
+++ b/drivers/media/pci/cx18/cx18-av-core.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  *  cx18 ADEC audio functions
  *
@@ -5,16 +6,6 @@
  *
  *  Copyright (C) 2007  Hans Verkuil <hverkuil@xs4all.nl>
  *  Copyright (C) 2008  Andy Walls <awalls@md.metrocast.net>
- *
- *  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.
  */
 
 #include "cx18-driver.h"
diff --git a/drivers/media/pci/cx18/cx18-av-core.h b/drivers/media/pci/cx18/cx18-av-core.h
index 1a37f26..55aceb0 100644
--- a/drivers/media/pci/cx18/cx18-av-core.h
+++ b/drivers/media/pci/cx18/cx18-av-core.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
 /*
  *  cx18 ADEC header
  *
@@ -5,16 +6,6 @@
  *
  *  Copyright (C) 2007  Hans Verkuil <hverkuil@xs4all.nl>
  *  Copyright (C) 2008  Andy Walls <awalls@md.metrocast.net>
- *
- *  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.
  */
 
 #ifndef _CX18_AV_CORE_H_
diff --git a/drivers/media/pci/cx18/cx18-av-firmware.c b/drivers/media/pci/cx18/cx18-av-firmware.c
index 543ace7..61aeb8c 100644
--- a/drivers/media/pci/cx18/cx18-av-firmware.c
+++ b/drivers/media/pci/cx18/cx18-av-firmware.c
@@ -1,18 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  *  cx18 ADEC firmware functions
  *
  *  Copyright (C) 2007  Hans Verkuil <hverkuil@xs4all.nl>
  *  Copyright (C) 2008  Andy Walls <awalls@md.metrocast.net>
- *
- *  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.
  */
 
 #include "cx18-driver.h"
diff --git a/drivers/media/pci/cx18/cx18-av-vbi.c b/drivers/media/pci/cx18/cx18-av-vbi.c
index a002537..a0d4659 100644
--- a/drivers/media/pci/cx18/cx18-av-vbi.c
+++ b/drivers/media/pci/cx18/cx18-av-vbi.c
@@ -1,19 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  *  cx18 ADEC VBI functions
  *
  *  Derived from cx25840-vbi.c
  *
  *  Copyright (C) 2007  Hans Verkuil <hverkuil@xs4all.nl>
- *
- *  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.
  */
 
 
diff --git a/drivers/media/pci/cx18/cx18-cards.c b/drivers/media/pci/cx18/cx18-cards.c
index c2cf965..cf11876 100644
--- a/drivers/media/pci/cx18/cx18-cards.c
+++ b/drivers/media/pci/cx18/cx18-cards.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  *  cx18 functions to query card hardware
  *
@@ -5,16 +6,6 @@
  *
  *  Copyright (C) 2007  Hans Verkuil <hverkuil@xs4all.nl>
  *  Copyright (C) 2008  Andy Walls <awalls@md.metrocast.net>
- *
- *  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.
  */
 
 #include "cx18-driver.h"
@@ -602,8 +593,8 @@
 	if (index >= cx->nof_inputs)
 		return -EINVAL;
 	input->index = index;
-	strlcpy(input->name, input_strs[card_input->video_type - 1],
-			sizeof(input->name));
+	strscpy(input->name, input_strs[card_input->video_type - 1],
+		sizeof(input->name));
 	input->type = (card_input->video_type == CX18_CARD_INPUT_VID_TUNER ?
 			V4L2_INPUT_TYPE_TUNER : V4L2_INPUT_TYPE_CAMERA);
 	input->audioset = (1 << cx->nof_audio_inputs) - 1;
@@ -625,8 +616,8 @@
 	memset(audio, 0, sizeof(*audio));
 	if (index >= cx->nof_audio_inputs)
 		return -EINVAL;
-	strlcpy(audio->name, input_strs[aud_input->audio_type - 1],
-			sizeof(audio->name));
+	strscpy(audio->name, input_strs[aud_input->audio_type - 1],
+		sizeof(audio->name));
 	audio->index = index;
 	audio->capability = V4L2_AUDCAP_STEREO;
 	return 0;
diff --git a/drivers/media/pci/cx18/cx18-cards.h b/drivers/media/pci/cx18/cx18-cards.h
index 02d0fb7..ae9cf5b 100644
--- a/drivers/media/pci/cx18/cx18-cards.h
+++ b/drivers/media/pci/cx18/cx18-cards.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
 /*
  *  cx18 functions to query card hardware
  *
@@ -5,16 +6,6 @@
  *
  *  Copyright (C) 2007  Hans Verkuil <hverkuil@xs4all.nl>
  *  Copyright (C) 2008  Andy Walls <awalls@md.metrocast.net>
- *
- *  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.
  */
 
 /* hardware flags */
@@ -83,7 +74,7 @@
 	u32 active_hi_mask; /* GPIO outputs that reset i2c chips when high */
 	int msecs_asserted; /* time period reset must remain asserted */
 	int msecs_recovery; /* time after deassert for chips to be ready */
-	u32 ir_reset_mask;  /* GPIO to reset the Zilog Z8F0811 IR contoller */
+	u32 ir_reset_mask;  /* GPIO to reset the Zilog Z8F0811 IR controller */
 };
 
 struct cx18_gpio_audio_input {	/* select tuner/line in input */
diff --git a/drivers/media/pci/cx18/cx18-controls.c b/drivers/media/pci/cx18/cx18-controls.c
index f02df98..bb5fc12 100644
--- a/drivers/media/pci/cx18/cx18-controls.c
+++ b/drivers/media/pci/cx18/cx18-controls.c
@@ -1,19 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  *  cx18 ioctl control functions
  *
  *  Derived from ivtv-controls.c
  *
  *  Copyright (C) 2007  Hans Verkuil <hverkuil@xs4all.nl>
- *
- *  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.
  */
 #include <linux/kernel.h>
 #include <linux/slab.h>
diff --git a/drivers/media/pci/cx18/cx18-controls.h b/drivers/media/pci/cx18/cx18-controls.h
index 3267948..458a359 100644
--- a/drivers/media/pci/cx18/cx18-controls.h
+++ b/drivers/media/pci/cx18/cx18-controls.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
 /*
  *  cx18 ioctl control functions
  *
@@ -5,20 +6,6 @@
  *
  *  Copyright (C) 2007  Hans Verkuil <hverkuil@xs4all.nl>
 
- *  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
  */
 
 extern const struct cx2341x_handler_ops cx18_cxhdl_ops;
diff --git a/drivers/media/pci/cx18/cx18-driver.c b/drivers/media/pci/cx18/cx18-driver.c
index 0c389a3f..fd47bd0 100644
--- a/drivers/media/pci/cx18/cx18-driver.c
+++ b/drivers/media/pci/cx18/cx18-driver.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  *  cx18 driver initialization and card probing
  *
@@ -5,16 +6,6 @@
  *
  *  Copyright (C) 2007  Hans Verkuil <hverkuil@xs4all.nl>
  *  Copyright (C) 2008  Andy Walls <awalls@md.metrocast.net>
- *
- *  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.
  */
 
 #include "cx18-driver.h"
@@ -328,7 +319,7 @@
 	if (!c)
 		return;
 
-	strlcpy(c->name, "cx18 tveeprom tmp", sizeof(c->name));
+	strscpy(c->name, "cx18 tveeprom tmp", sizeof(c->name));
 	c->adapter = &cx->i2c_adap[0];
 	c->addr = 0xa0 >> 1;
 
@@ -1252,7 +1243,7 @@
 {
 	int i;
 	for (i = 0; i < CX18_MAX_STREAMS; i++)
-		if (&cx->streams[i].video_dev)
+		if (cx->streams[i].video_dev.v4l2_dev)
 			cancel_work_sync(&cx->streams[i].out_work_order);
 }
 
diff --git a/drivers/media/pci/cx18/cx18-driver.h b/drivers/media/pci/cx18/cx18-driver.h
index 0b707fa..ef545b9 100644
--- a/drivers/media/pci/cx18/cx18-driver.h
+++ b/drivers/media/pci/cx18/cx18-driver.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
 /*
  *  cx18 driver internal defines and structures
  *
@@ -5,16 +6,6 @@
  *
  *  Copyright (C) 2007  Hans Verkuil <hverkuil@xs4all.nl>
  *  Copyright (C) 2008  Andy Walls <awalls@md.metrocast.net>
- *
- *  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.
  */
 
 #ifndef CX18_DRIVER_H
diff --git a/drivers/media/pci/cx18/cx18-dvb.c b/drivers/media/pci/cx18/cx18-dvb.c
index a3a7f70..4c57a29 100644
--- a/drivers/media/pci/cx18/cx18-dvb.c
+++ b/drivers/media/pci/cx18/cx18-dvb.c
@@ -1,19 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  *  cx18 functions for DVB support
  *
  *  Copyright (c) 2008 Steven Toth <stoth@linuxtv.org>
  *  Copyright (C) 2008  Andy Walls <awalls@md.metrocast.net>
- *
- *  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.
  */
 
 #include "cx18-version.h"
@@ -120,8 +110,8 @@
 /*
  * Due to
  *
- * 1. an absence of information on how to prgram the MT352
- * 2. the Linux mt352 module pushing MT352 initialzation off onto us here
+ * 1. an absence of information on how to program the MT352
+ * 2. the Linux mt352 module pushing MT352 initialization off onto us here
  *
  * We have to use an init sequence that *you* must extract from the Windows
  * driver (yuanrap.sys) and which we load as a firmware.
@@ -458,7 +448,7 @@
 	dvb_unregister_adapter(dvb_adapter);
 }
 
-/* All the DVB attach calls go here, this function get's modified
+/* All the DVB attach calls go here, this function gets modified
  * for each new card. cx18_dvb_start_feed() will also need changes.
  */
 static int dvb_register(struct cx18_stream *stream)
diff --git a/drivers/media/pci/cx18/cx18-dvb.h b/drivers/media/pci/cx18/cx18-dvb.h
index 33dfc53..aa26779 100644
--- a/drivers/media/pci/cx18/cx18-dvb.h
+++ b/drivers/media/pci/cx18/cx18-dvb.h
@@ -1,18 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
 /*
  *  cx18 functions for DVB support
  *
  *  Copyright (c) 2008 Steven Toth <stoth@linuxtv.org>
- *
- *  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.
  */
 
 #include "cx18-driver.h"
diff --git a/drivers/media/pci/cx18/cx18-fileops.c b/drivers/media/pci/cx18/cx18-fileops.c
index a3f44e3..4cf5b9c 100644
--- a/drivers/media/pci/cx18/cx18-fileops.c
+++ b/drivers/media/pci/cx18/cx18-fileops.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  *  cx18 file operation functions
  *
@@ -5,16 +6,6 @@
  *
  *  Copyright (C) 2007  Hans Verkuil <hverkuil@xs4all.nl>
  *  Copyright (C) 2008  Andy Walls <awalls@md.metrocast.net>
- *
- *  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.
  */
 
 #include "cx18-driver.h"
@@ -403,7 +394,7 @@
 		tot_written += rc;
 
 		if (stop ||	/* Forced stopping point for VBI insertion */
-		    tot_written >= ucount ||	/* Reader request statisfied */
+		    tot_written >= ucount ||	/* Reader request satisfied */
 		    mdl->curr_buf->readpos < mdl->curr_buf->bytesused ||
 		    mdl->readpos >= mdl->bytesused) /* MDL buffers drained */
 			break;
@@ -484,7 +475,7 @@
 
 	CX18_DEBUG_HI_FILE("read %zd from %s, got %zd\n", count, s->name, rc);
 	if (rc > 0)
-		pos += rc;
+		*pos += rc;
 	return rc;
 }
 
diff --git a/drivers/media/pci/cx18/cx18-fileops.h b/drivers/media/pci/cx18/cx18-fileops.h
index 5b44d30..1985d64 100644
--- a/drivers/media/pci/cx18/cx18-fileops.h
+++ b/drivers/media/pci/cx18/cx18-fileops.h
@@ -1,19 +1,10 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
 /*
  *  cx18 file operation functions
  *
  *  Derived from ivtv-fileops.h
  *
  *  Copyright (C) 2007  Hans Verkuil <hverkuil@xs4all.nl>
- *
- *  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.
  */
 
 /* Testing/Debugging */
diff --git a/drivers/media/pci/cx18/cx18-firmware.c b/drivers/media/pci/cx18/cx18-firmware.c
index 498a185..876b96c 100644
--- a/drivers/media/pci/cx18/cx18-firmware.c
+++ b/drivers/media/pci/cx18/cx18-firmware.c
@@ -1,18 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  *  cx18 firmware functions
  *
  *  Copyright (C) 2007  Hans Verkuil <hverkuil@xs4all.nl>
  *  Copyright (C) 2008  Andy Walls <awalls@md.metrocast.net>
- *
- *  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.
  */
 
 #include "cx18-driver.h"
diff --git a/drivers/media/pci/cx18/cx18-firmware.h b/drivers/media/pci/cx18/cx18-firmware.h
index bdc4b11..1357f76 100644
--- a/drivers/media/pci/cx18/cx18-firmware.h
+++ b/drivers/media/pci/cx18/cx18-firmware.h
@@ -1,17 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
 /*
  *  cx18 firmware functions
  *
  *  Copyright (C) 2007  Hans Verkuil <hverkuil@xs4all.nl>
- *
- *  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.
  */
 
 int cx18_firmware_init(struct cx18 *cx);
diff --git a/drivers/media/pci/cx18/cx18-gpio.c b/drivers/media/pci/cx18/cx18-gpio.c
index 012859e..cf7cfda 100644
--- a/drivers/media/pci/cx18/cx18-gpio.c
+++ b/drivers/media/pci/cx18/cx18-gpio.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  *  cx18 gpio functions
  *
@@ -5,16 +6,6 @@
  *
  *  Copyright (C) 2007  Hans Verkuil <hverkuil@xs4all.nl>
  *  Copyright (C) 2008  Andy Walls <awalls@md.metrocast.net>
- *
- *  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.
  */
 
 #include "cx18-driver.h"
diff --git a/drivers/media/pci/cx18/cx18-gpio.h b/drivers/media/pci/cx18/cx18-gpio.h
index 0274a17..0fa4c7a 100644
--- a/drivers/media/pci/cx18/cx18-gpio.h
+++ b/drivers/media/pci/cx18/cx18-gpio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
 /*
  *  cx18 gpio functions
  *
@@ -5,16 +6,6 @@
  *
  *  Copyright (C) 2007  Hans Verkuil <hverkuil@xs4all.nl>
  *  Copyright (C) 2008  Andy Walls <awalls@md.metrocast.net>
- *
- *  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.
  */
 
 void cx18_gpio_init(struct cx18 *cx);
diff --git a/drivers/media/pci/cx18/cx18-i2c.c b/drivers/media/pci/cx18/cx18-i2c.c
index f0eb181..1ef7ccf 100644
--- a/drivers/media/pci/cx18/cx18-i2c.c
+++ b/drivers/media/pci/cx18/cx18-i2c.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  *  cx18 I2C functions
  *
@@ -5,16 +6,6 @@
  *
  *  Copyright (C) 2007  Hans Verkuil <hverkuil@xs4all.nl>
  *  Copyright (C) 2008  Andy Walls <awalls@md.metrocast.net>
- *
- *  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.
  */
 
 #include "cx18-driver.h"
@@ -83,7 +74,7 @@
 	unsigned short addr_list[2] = { addr, I2C_CLIENT_END };
 
 	memset(&info, 0, sizeof(struct i2c_board_info));
-	strlcpy(info.type, type, I2C_NAME_SIZE);
+	strscpy(info.type, type, I2C_NAME_SIZE);
 
 	/* Our default information for ir-kbd-i2c.c to use */
 	switch (hw) {
diff --git a/drivers/media/pci/cx18/cx18-i2c.h b/drivers/media/pci/cx18/cx18-i2c.h
index bf315ec..4526cb3 100644
--- a/drivers/media/pci/cx18/cx18-i2c.h
+++ b/drivers/media/pci/cx18/cx18-i2c.h
@@ -1,19 +1,10 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
 /*
  *  cx18 I2C functions
  *
  *  Derived from ivtv-i2c.h
  *
  *  Copyright (C) 2007  Hans Verkuil <hverkuil@xs4all.nl>
- *
- *  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.
  */
 
 int cx18_i2c_register(struct cx18 *cx, unsigned idx);
diff --git a/drivers/media/pci/cx18/cx18-io.c b/drivers/media/pci/cx18/cx18-io.c
index 7090fdb..50e4e8a 100644
--- a/drivers/media/pci/cx18/cx18-io.c
+++ b/drivers/media/pci/cx18/cx18-io.c
@@ -1,18 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  *  cx18 driver PCI memory mapped IO access routines
  *
  *  Copyright (C) 2007  Hans Verkuil <hverkuil@xs4all.nl>
  *  Copyright (C) 2008  Andy Walls <awalls@md.metrocast.net>
- *
- *  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.
  */
 
 #include "cx18-driver.h"
diff --git a/drivers/media/pci/cx18/cx18-io.h b/drivers/media/pci/cx18/cx18-io.h
index a3c96fb..190b142 100644
--- a/drivers/media/pci/cx18/cx18-io.h
+++ b/drivers/media/pci/cx18/cx18-io.h
@@ -1,18 +1,9 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
 /*
  *  cx18 driver PCI memory mapped IO access routines
  *
  *  Copyright (C) 2007  Hans Verkuil <hverkuil@xs4all.nl>
  *  Copyright (C) 2008  Andy Walls <awalls@md.metrocast.net>
- *
- *  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.
  */
 
 #ifndef CX18_IO_H
@@ -23,7 +14,7 @@
 /*
  * Readback and retry of MMIO access for reliability:
  * The concept was suggested by Steve Toth <stoth@linuxtv.org>.
- * The implmentation is the fault of Andy Walls <awalls@md.metrocast.net>.
+ * The implementation is the fault of Andy Walls <awalls@md.metrocast.net>.
  *
  * *write* functions are implied to retry the mmio unless suffixed with _noretry
  * *read* functions never retry the mmio (it never helps to do so)
diff --git a/drivers/media/pci/cx18/cx18-ioctl.c b/drivers/media/pci/cx18/cx18-ioctl.c
index 80b902b..85f3e73 100644
--- a/drivers/media/pci/cx18/cx18-ioctl.c
+++ b/drivers/media/pci/cx18/cx18-ioctl.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  *  cx18 ioctl system call
  *
@@ -5,16 +6,6 @@
  *
  *  Copyright (C) 2007  Hans Verkuil <hverkuil@xs4all.nl>
  *  Copyright (C) 2008  Andy Walls <awalls@md.metrocast.net>
- *
- *  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.
  */
 
 #include "cx18-driver.h"
@@ -87,7 +78,7 @@
 			return 0;
 	}
 	for (i = 0; i < 32; i++) {
-		if ((1 << i) & set)
+		if (BIT(i) & set)
 			return 1 << i;
 	}
 	return 0;
@@ -394,16 +385,13 @@
 				struct v4l2_capability *vcap)
 {
 	struct cx18_open_id *id = fh2id(fh);
-	struct cx18_stream *s = video_drvdata(file);
 	struct cx18 *cx = id->cx;
 
-	strlcpy(vcap->driver, CX18_DRIVER_NAME, sizeof(vcap->driver));
-	strlcpy(vcap->card, cx->card_name, sizeof(vcap->card));
+	strscpy(vcap->driver, CX18_DRIVER_NAME, sizeof(vcap->driver));
+	strscpy(vcap->card, cx->card_name, sizeof(vcap->card));
 	snprintf(vcap->bus_info, sizeof(vcap->bus_info),
 		 "PCI:%s", pci_name(cx->pci_dev));
-	vcap->capabilities = cx->v4l2_cap;	/* capabilities */
-	vcap->device_caps = s->v4l2_dev_caps;	/* device capabilities */
-	vcap->capabilities |= V4L2_CAP_DEVICE_CAPS;
+	vcap->capabilities = cx->v4l2_cap | V4L2_CAP_DEVICE_CAPS;
 	return 0;
 }
 
@@ -441,15 +429,16 @@
 	return cx18_get_input(cx, vin->index, vin);
 }
 
-static int cx18_cropcap(struct file *file, void *fh,
-			struct v4l2_cropcap *cropcap)
+static int cx18_g_pixelaspect(struct file *file, void *fh,
+			      int type, struct v4l2_fract *f)
 {
 	struct cx18 *cx = fh2id(fh)->cx;
 
-	if (cropcap->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
+	if (type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
 		return -EINVAL;
-	cropcap->pixelaspect.numerator = cx->is_50hz ? 54 : 11;
-	cropcap->pixelaspect.denominator = cx->is_50hz ? 59 : 10;
+
+	f->numerator = cx->is_50hz ? 54 : 11;
+	f->denominator = cx->is_50hz ? 59 : 10;
 	return 0;
 }
 
@@ -632,9 +621,9 @@
 	cx18_call_all(cx, tuner, g_tuner, vt);
 
 	if (vt->type == V4L2_TUNER_RADIO)
-		strlcpy(vt->name, "cx18 Radio Tuner", sizeof(vt->name));
+		strscpy(vt->name, "cx18 Radio Tuner", sizeof(vt->name));
 	else
-		strlcpy(vt->name, "cx18 TV Tuner", sizeof(vt->name));
+		strscpy(vt->name, "cx18 TV Tuner", sizeof(vt->name));
 	return 0;
 }
 
@@ -1079,7 +1068,7 @@
 	.vidioc_g_audio                 = cx18_g_audio,
 	.vidioc_enumaudio               = cx18_enumaudio,
 	.vidioc_enum_input              = cx18_enum_input,
-	.vidioc_cropcap                 = cx18_cropcap,
+	.vidioc_g_pixelaspect           = cx18_g_pixelaspect,
 	.vidioc_g_selection             = cx18_g_selection,
 	.vidioc_g_input                 = cx18_g_input,
 	.vidioc_s_input                 = cx18_s_input,
diff --git a/drivers/media/pci/cx18/cx18-ioctl.h b/drivers/media/pci/cx18/cx18-ioctl.h
index 4131290..221e240 100644
--- a/drivers/media/pci/cx18/cx18-ioctl.h
+++ b/drivers/media/pci/cx18/cx18-ioctl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
 /*
  *  cx18 ioctl system call
  *
@@ -5,16 +6,6 @@
  *
  *  Copyright (C) 2007  Hans Verkuil <hverkuil@xs4all.nl>
  *  Copyright (C) 2008  Andy Walls <awalls@md.metrocast.net>
- *
- *  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.
  */
 
 u16 cx18_service2vbi(int type);
diff --git a/drivers/media/pci/cx18/cx18-irq.c b/drivers/media/pci/cx18/cx18-irq.c
index ff33ffd..fb10e9c 100644
--- a/drivers/media/pci/cx18/cx18-irq.c
+++ b/drivers/media/pci/cx18/cx18-irq.c
@@ -1,18 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  *  cx18 interrupt handling
  *
  *  Copyright (C) 2007  Hans Verkuil <hverkuil@xs4all.nl>
  *  Copyright (C) 2008  Andy Walls <awalls@md.metrocast.net>
- *
- *  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.
  */
 
 #include "cx18-driver.h"
diff --git a/drivers/media/pci/cx18/cx18-irq.h b/drivers/media/pci/cx18/cx18-irq.h
index 6449674..fdb585a 100644
--- a/drivers/media/pci/cx18/cx18-irq.h
+++ b/drivers/media/pci/cx18/cx18-irq.h
@@ -1,18 +1,9 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
 /*
  *  cx18 interrupt handling
  *
  *  Copyright (C) 2007  Hans Verkuil <hverkuil@xs4all.nl>
  *  Copyright (C) 2008  Andy Walls <awalls@md.metrocast.net>
- *
- *  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.
  */
 
 #define HW2_I2C1_INT			(1 << 22)
diff --git a/drivers/media/pci/cx18/cx18-mailbox.c b/drivers/media/pci/cx18/cx18-mailbox.c
index f66dd63..162480e 100644
--- a/drivers/media/pci/cx18/cx18-mailbox.c
+++ b/drivers/media/pci/cx18/cx18-mailbox.c
@@ -1,21 +1,12 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  *  cx18 mailbox functions
  *
  *  Copyright (C) 2007  Hans Verkuil <hverkuil@xs4all.nl>
  *  Copyright (C) 2008  Andy Walls <awalls@md.metrocast.net>
- *
- *  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.
  */
 
-#include <stdarg.h>
+#include <linux/bitops.h>
 
 #include "cx18-driver.h"
 #include "cx18-io.h"
@@ -197,7 +188,7 @@
 	}
 
 	if (dispatch) {
-		v4l2_get_timestamp(&vb_buf->vb.ts);
+		vb_buf->vb.ts = ktime_get_ns();
 		list_del(&vb_buf->vb.queue);
 		vb_buf->vb.state = VIDEOBUF_DONE;
 		wake_up(&vb_buf->vb.done);
diff --git a/drivers/media/pci/cx18/cx18-mailbox.h b/drivers/media/pci/cx18/cx18-mailbox.h
index 54b1132..971382a 100644
--- a/drivers/media/pci/cx18/cx18-mailbox.h
+++ b/drivers/media/pci/cx18/cx18-mailbox.h
@@ -1,18 +1,9 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
 /*
  *  cx18 mailbox functions
  *
  *  Copyright (C) 2007  Hans Verkuil <hverkuil@xs4all.nl>
  *  Copyright (C) 2008  Andy Walls <awalls@md.metrocast.net>
- *
- *  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.
  */
 
 #ifndef _CX18_MAILBOX_H_
diff --git a/drivers/media/pci/cx18/cx18-queue.c b/drivers/media/pci/cx18/cx18-queue.c
index d212f79..2f5df47 100644
--- a/drivers/media/pci/cx18/cx18-queue.c
+++ b/drivers/media/pci/cx18/cx18-queue.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  *  cx18 buffer queues
  *
@@ -5,16 +6,6 @@
  *
  *  Copyright (C) 2007  Hans Verkuil <hverkuil@xs4all.nl>
  *  Copyright (C) 2008  Andy Walls <awalls@md.metrocast.net>
- *
- *  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.
  */
 
 #include "cx18-driver.h"
diff --git a/drivers/media/pci/cx18/cx18-queue.h b/drivers/media/pci/cx18/cx18-queue.h
index 093b04e..e0a34bd 100644
--- a/drivers/media/pci/cx18/cx18-queue.h
+++ b/drivers/media/pci/cx18/cx18-queue.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
 /*
  *  cx18 buffer queues
  *
@@ -5,16 +6,6 @@
  *
  *  Copyright (C) 2007  Hans Verkuil <hverkuil@xs4all.nl>
  *  Copyright (C) 2008  Andy Walls <awalls@md.metrocast.net>
- *
- *  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.
  */
 
 #define CX18_DMA_UNMAPPED	((u32) -1)
diff --git a/drivers/media/pci/cx18/cx18-scb.c b/drivers/media/pci/cx18/cx18-scb.c
index 83a9262..4a0edc1 100644
--- a/drivers/media/pci/cx18/cx18-scb.c
+++ b/drivers/media/pci/cx18/cx18-scb.c
@@ -1,18 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  *  cx18 System Control Block initialization
  *
  *  Copyright (C) 2007  Hans Verkuil <hverkuil@xs4all.nl>
  *  Copyright (C) 2008  Andy Walls <awalls@md.metrocast.net>
- *
- *  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.
  */
 
 #include "cx18-driver.h"
diff --git a/drivers/media/pci/cx18/cx18-scb.h b/drivers/media/pci/cx18/cx18-scb.h
index 7c3eaea..f710542 100644
--- a/drivers/media/pci/cx18/cx18-scb.h
+++ b/drivers/media/pci/cx18/cx18-scb.h
@@ -1,18 +1,9 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
 /*
  *  cx18 System Control Block initialization
  *
  *  Copyright (C) 2007  Hans Verkuil <hverkuil@xs4all.nl>
  *  Copyright (C) 2008  Andy Walls <awalls@md.metrocast.net>
- *
- *  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.
  */
 
 #ifndef CX18_SCB_H
diff --git a/drivers/media/pci/cx18/cx18-streams.c b/drivers/media/pci/cx18/cx18-streams.c
index b36f4ce..b797185 100644
--- a/drivers/media/pci/cx18/cx18-streams.c
+++ b/drivers/media/pci/cx18/cx18-streams.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  *  cx18 init/start/stop/exit stream functions
  *
@@ -5,16 +6,6 @@
  *
  *  Copyright (C) 2007  Hans Verkuil <hverkuil@xs4all.nl>
  *  Copyright (C) 2008  Andy Walls <awalls@md.metrocast.net>
- *
- *  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.
  */
 
 #include "cx18-driver.h"
@@ -420,6 +411,7 @@
 		return 0;
 
 	num = s->video_dev.num;
+	s->video_dev.device_caps = s->v4l2_dev_caps;	/* device capabilities */
 	/* card number + user defined offset + device offset */
 	if (type != CX18_ENC_STREAM_TYPE_MPG) {
 		struct cx18_stream *s_mpg = &cx->streams[CX18_ENC_STREAM_TYPE_MPG];
diff --git a/drivers/media/pci/cx18/cx18-streams.h b/drivers/media/pci/cx18/cx18-streams.h
index 75c86f1..bba4349 100644
--- a/drivers/media/pci/cx18/cx18-streams.h
+++ b/drivers/media/pci/cx18/cx18-streams.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
 /*
  *  cx18 init/start/stop/exit stream functions
  *
@@ -5,16 +6,6 @@
  *
  *  Copyright (C) 2007  Hans Verkuil <hverkuil@xs4all.nl>
  *  Copyright (C) 2008  Andy Walls <awalls@md.metrocast.net>
- *
- *  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.
  */
 
 u32 cx18_find_handle(struct cx18 *cx);
diff --git a/drivers/media/pci/cx18/cx18-vbi.c b/drivers/media/pci/cx18/cx18-vbi.c
index 81f1e27..c7cce38 100644
--- a/drivers/media/pci/cx18/cx18-vbi.c
+++ b/drivers/media/pci/cx18/cx18-vbi.c
@@ -1,19 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  *  cx18 Vertical Blank Interval support functions
  *
  *  Derived from ivtv-vbi.c
  *
  *  Copyright (C) 2007  Hans Verkuil <hverkuil@xs4all.nl>
- *
- *  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.
  */
 
 #include "cx18-driver.h"
@@ -24,7 +15,7 @@
 /*
  * Raster Reference/Protection (RP) bytes, used in Start/End Active
  * Video codes emitted from the digitzer in VIP 1.x mode, that flag the start
- * of VBI sample or VBI ancillary data regions in the digitial ratser line.
+ * of VBI sample or VBI ancillary data regions in the digital ratser line.
  *
  * Task FieldEven VerticalBlank HorizontalBlank 0 0 0 0
  */
diff --git a/drivers/media/pci/cx18/cx18-vbi.h b/drivers/media/pci/cx18/cx18-vbi.h
index 8c514ea..a5f81c6 100644
--- a/drivers/media/pci/cx18/cx18-vbi.h
+++ b/drivers/media/pci/cx18/cx18-vbi.h
@@ -1,19 +1,10 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
 /*
  *  cx18 Vertical Blank Interval support functions
  *
  *  Derived from ivtv-vbi.h
  *
  *  Copyright (C) 2007  Hans Verkuil <hverkuil@xs4all.nl>
- *
- *  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.
  */
 
 void cx18_process_vbi_data(struct cx18 *cx, struct cx18_mdl *mdl,
diff --git a/drivers/media/pci/cx18/cx18-version.h b/drivers/media/pci/cx18/cx18-version.h
index 50728c6..e739618 100644
--- a/drivers/media/pci/cx18/cx18-version.h
+++ b/drivers/media/pci/cx18/cx18-version.h
@@ -1,17 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
 /*
  *  cx18 driver version information
  *
  *  Copyright (C) 2007  Hans Verkuil <hverkuil@xs4all.nl>
- *
- *  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.
  */
 
 #ifndef CX18_VERSION_H
diff --git a/drivers/media/pci/cx18/cx18-video.c b/drivers/media/pci/cx18/cx18-video.c
index 697d011..2fde8c2 100644
--- a/drivers/media/pci/cx18/cx18-video.c
+++ b/drivers/media/pci/cx18/cx18-video.c
@@ -1,17 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  *  cx18 video interface functions
  *
  *  Copyright (C) 2007  Hans Verkuil <hverkuil@xs4all.nl>
- *
- *  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.
  */
 
 #include "cx18-driver.h"
diff --git a/drivers/media/pci/cx18/cx18-video.h b/drivers/media/pci/cx18/cx18-video.h
index f6eca36..f613975 100644
--- a/drivers/media/pci/cx18/cx18-video.h
+++ b/drivers/media/pci/cx18/cx18-video.h
@@ -1,17 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
 /*
  *  cx18 video interface functions
  *
  *  Copyright (C) 2007  Hans Verkuil <hverkuil@xs4all.nl>
- *
- *  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.
  */
 
 void cx18_video_set_io(struct cx18 *cx);
diff --git a/drivers/media/pci/cx18/cx23418.h b/drivers/media/pci/cx18/cx23418.h
index 15205b6..8859c0e 100644
--- a/drivers/media/pci/cx18/cx23418.h
+++ b/drivers/media/pci/cx18/cx23418.h
@@ -1,17 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
 /*
  *  cx18 header containing common defines.
  *
  *  Copyright (C) 2007  Hans Verkuil <hverkuil@xs4all.nl>
- *
- *  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.
  */
 
 #ifndef CX23418_H
@@ -439,7 +430,7 @@
 /* Error in I2C data xfer (but I2C device is present) */
 #define CXERR_I2CDEV_XFERERR    0x000011
 
-/* Chanel changing component not ready */
+/* Channel changing component not ready */
 #define CXERR_CHANNELNOTREADY   0x000012
 
 /* PPU (Presensation/Decoder) mail box is corrupted */