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[ALSA] unregister platform devices

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Call platform_device_unregister() for all platform devices that we've
registered.

Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
This commit is contained in:
Clemens Ladisch
2005-12-07 09:13:42 +01:00
committed by Jaroslav Kysela
parent 416c1079d3
commit f7a9275d94
24 changed files with 415 additions and 111 deletions
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16
sound/drivers/virmidi.c
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@@ -82,6 +82,8 @@ struct snd_card_virmidi {
struct snd_rawmidi *midi[MAX_MIDI_DEVICES];
};
static struct platform_device *devices[SNDRV_CARDS];
static int __init snd_virmidi_probe(struct platform_device *devptr)
{
@@ -144,6 +146,15 @@ static struct platform_driver snd_virmidi_driver = {
},
};
static void __init_or_module snd_virmidi_unregister_all(void)
{
int i;
for (i = 0; i < ARRAY_SIZE(devices); ++i)
platform_device_unregister(devices[i]);
platform_driver_unregister(&snd_virmidi_driver);
}
static int __init alsa_card_virmidi_init(void)
{
int i, cards, err;
@@ -160,6 +171,7 @@ static int __init alsa_card_virmidi_init(void)
err = PTR_ERR(device);
goto errout;
}
devices[i] = device;
cards++;
}
if (!cards) {
@@ -172,13 +184,13 @@ static int __init alsa_card_virmidi_init(void)
return 0;
errout:
platform_driver_unregister(&snd_virmidi_driver);
snd_virmidi_unregister_all();
return err;
}
static void __exit alsa_card_virmidi_exit(void)
{
platform_driver_unregister(&snd_virmidi_driver);
snd_virmidi_unregister_all();
}
module_init(alsa_card_virmidi_init)