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nexedi
linux
Commits
de2b8a19
Commit
de2b8a19
authored
Apr 08, 2002
by
Gerd Knorr
Committed by
Linus Torvalds
Apr 08, 2002
Browse files
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Plain Diff
adapt zotrix radio driver to pre 2.4.7 videodev redesign
parent
cbba4f5e
Changes
1
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Showing
1 changed file
with
53 additions
and
72 deletions
+53
-72
drivers/media/radio/radio-zoltrix.c
drivers/media/radio/radio-zoltrix.c
+53
-72
No files found.
drivers/media/radio/radio-zoltrix.c
View file @
de2b8a19
...
...
@@ -40,7 +40,6 @@
static
int
io
=
CONFIG_RADIO_ZOLTRIX_PORT
;
static
int
radio_nr
=
-
1
;
static
int
users
=
0
;
struct
zol_device
{
int
port
;
...
...
@@ -216,106 +215,93 @@ int zol_is_stereo (struct zol_device *dev)
return
0
;
}
static
int
zol_ioctl
(
struct
video_device
*
dev
,
unsigned
int
cmd
,
void
*
arg
)
static
int
zol_ioctl
(
struct
inode
*
inode
,
struct
file
*
file
,
unsigned
int
cmd
,
void
*
arg
)
{
struct
video_device
*
dev
=
video_devdata
(
file
);
struct
zol_device
*
zol
=
dev
->
priv
;
switch
(
cmd
)
{
case
VIDIOCGCAP
:
{
struct
video_capability
v
;
v
.
type
=
VID_TYPE_TUNER
;
v
.
channels
=
1
+
zol
->
stereo
;
v
.
audios
=
1
;
/* No we don't do pictures */
v
.
maxwidth
=
0
;
v
.
maxheight
=
0
;
v
.
minwidth
=
0
;
v
.
minheight
=
0
;
strcpy
(
v
.
name
,
"Zoltrix Radio"
);
if
(
copy_to_user
(
arg
,
&
v
,
sizeof
(
v
)))
return
-
EFAULT
;
struct
video_capability
*
v
=
arg
;
memset
(
v
,
0
,
sizeof
(
*
v
));
v
->
type
=
VID_TYPE_TUNER
;
v
->
channels
=
1
+
zol
->
stereo
;
v
->
audios
=
1
;
strcpy
(
v
->
name
,
"Zoltrix Radio"
);
return
0
;
}
case
VIDIOCGTUNER
:
{
struct
video_tuner
v
;
if
(
copy_from_user
(
&
v
,
arg
,
sizeof
(
v
)))
return
-
EFAULT
;
if
(
v
.
tuner
)
struct
video_tuner
*
v
=
arg
;
if
(
v
->
tuner
)
return
-
EINVAL
;
strcpy
(
v
.
name
,
"FM"
);
v
.
rangelow
=
(
int
)
(
88
.
0
*
16000
);
v
.
rangehigh
=
(
int
)
(
108
.
0
*
16000
);
v
.
flags
=
zol_is_stereo
(
zol
)
strcpy
(
v
->
name
,
"FM"
);
v
->
rangelow
=
(
int
)
(
88
.
0
*
16000
);
v
->
rangehigh
=
(
int
)
(
108
.
0
*
16000
);
v
->
flags
=
zol_is_stereo
(
zol
)
?
VIDEO_TUNER_STEREO_ON
:
0
;
v
.
flags
|=
VIDEO_TUNER_LOW
;
v
.
mode
=
VIDEO_MODE_AUTO
;
v
.
signal
=
0xFFFF
*
zol_getsigstr
(
zol
);
if
(
copy_to_user
(
arg
,
&
v
,
sizeof
(
v
)))
return
-
EFAULT
;
v
->
flags
|=
VIDEO_TUNER_LOW
;
v
->
mode
=
VIDEO_MODE_AUTO
;
v
->
signal
=
0xFFFF
*
zol_getsigstr
(
zol
);
return
0
;
}
case
VIDIOCSTUNER
:
{
struct
video_tuner
v
;
if
(
copy_from_user
(
&
v
,
arg
,
sizeof
(
v
)))
return
-
EFAULT
;
if
(
v
.
tuner
!=
0
)
struct
video_tuner
*
v
=
arg
;
if
(
v
->
tuner
!=
0
)
return
-
EINVAL
;
/* Only 1 tuner so no setting needed ! */
return
0
;
}
case
VIDIOCGFREQ
:
if
(
copy_to_user
(
arg
,
&
zol
->
curfreq
,
sizeof
(
zol
->
curfreq
)))
return
-
EFAULT
;
{
unsigned
long
*
freq
=
arg
;
*
freq
=
zol
->
curfreq
;
return
0
;
}
case
VIDIOCSFREQ
:
if
(
copy_from_user
(
&
zol
->
curfreq
,
arg
,
sizeof
(
zol
->
curfreq
)))
return
-
EFAULT
;
{
unsigned
long
*
freq
=
arg
;
zol
->
curfreq
=
*
freq
;
zol_setfreq
(
zol
,
zol
->
curfreq
);
return
0
;
}
case
VIDIOCGAUDIO
:
{
struct
video_audio
v
;
memset
(
&
v
,
0
,
sizeof
(
v
));
v
.
flags
|=
VIDEO_AUDIO_MUTABLE
|
VIDEO_AUDIO_VOLUME
;
v
.
mode
!=
zol_is_stereo
(
zol
)
struct
video_audio
*
v
=
arg
;
memset
(
&
v
,
0
,
sizeof
(
*
v
));
v
->
flags
|=
VIDEO_AUDIO_MUTABLE
|
VIDEO_AUDIO_VOLUME
;
v
->
mode
!=
zol_is_stereo
(
zol
)
?
VIDEO_SOUND_STEREO
:
VIDEO_SOUND_MONO
;
v
.
volume
=
zol
->
curvol
*
4096
;
v
.
step
=
4096
;
strcpy
(
v
.
name
,
"Zoltrix Radio"
);
if
(
copy_to_user
(
arg
,
&
v
,
sizeof
(
v
)))
return
-
EFAULT
;
v
->
volume
=
zol
->
curvol
*
4096
;
v
->
step
=
4096
;
strcpy
(
v
->
name
,
"Zoltrix Radio"
);
return
0
;
}
case
VIDIOCSAUDIO
:
{
struct
video_audio
v
;
if
(
copy_from_user
(
&
v
,
arg
,
sizeof
(
v
)))
return
-
EFAULT
;
if
(
v
.
audio
)
struct
video_audio
*
v
=
arg
;
if
(
v
->
audio
)
return
-
EINVAL
;
if
(
v
.
flags
&
VIDEO_AUDIO_MUTE
)
if
(
v
->
flags
&
VIDEO_AUDIO_MUTE
)
zol_mute
(
zol
);
else
{
else
{
zol_unmute
(
zol
);
zol_setvol
(
zol
,
v
.
volume
/
4096
);
zol_setvol
(
zol
,
v
->
volume
/
4096
);
}
if
(
v
.
mode
&
VIDEO_SOUND_STEREO
)
{
if
(
v
->
mode
&
VIDEO_SOUND_STEREO
)
{
zol
->
stereo
=
1
;
zol_setfreq
(
zol
,
zol
->
curfreq
);
}
if
(
v
.
mode
&
VIDEO_SOUND_MONO
)
{
if
(
v
->
mode
&
VIDEO_SOUND_MONO
)
{
zol
->
stereo
=
0
;
zol_setfreq
(
zol
,
zol
->
curfreq
);
}
return
0
;
}
default:
...
...
@@ -323,20 +309,16 @@ static int zol_ioctl(struct video_device *dev, unsigned int cmd, void *arg)
}
}
static
int
zol_open
(
struct
video_device
*
dev
,
int
flags
)
{
if
(
users
)
return
-
EBUSY
;
users
++
;
return
0
;
}
static
struct
zol_device
zoltrix_unit
;
static
void
zol_close
(
struct
video_device
*
dev
)
static
struct
file_operations
zoltrix_fops
=
{
users
--
;
}
static
struct
zol_device
zoltrix_unit
;
owner:
THIS_MODULE
,
open:
video_exclusive_open
,
release:
video_exclusive_release
,
ioctl:
video_generic_ioctl
,
llseek:
no_llseek
,
};
static
struct
video_device
zoltrix_radio
=
{
...
...
@@ -344,9 +326,8 @@ static struct video_device zoltrix_radio =
name:
"Zoltrix Radio Plus"
,
type:
VID_TYPE_TUNER
,
hardware:
VID_HARDWARE_ZOLTRIX
,
open:
zol_open
,
close:
zol_close
,
ioctl:
zol_ioctl
,
fops:
&
zoltrix_fops
,
kernel_ioctl:
zol_ioctl
,
};
static
int
__init
zoltrix_init
(
void
)
...
...
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