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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/isa/sb/sb8.c
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@@ -56,6 +56,8 @@ MODULE_PARM_DESC(irq, "IRQ # for SB8 driver.");
module_param_array(dma8, int, NULL, 0444);
MODULE_PARM_DESC(dma8, "8-bit DMA # for SB8 driver.");
static struct platform_device *devices[SNDRV_CARDS];
struct snd_sb8 {
struct resource *fm_res; /* used to block FM i/o region for legacy cards */
struct snd_sb *chip;
@@ -238,6 +240,15 @@ static struct platform_driver snd_sb8_driver = {
},
};
static void __init_or_module snd_sb8_unregister_all(void)
{
int i;
for (i = 0; i < ARRAY_SIZE(devices); ++i)
platform_device_unregister(devices[i]);
platform_driver_unregister(&snd_sb8_driver);
}
static int __init alsa_card_sb8_init(void)
{
int i, cards, err;
@@ -255,6 +266,7 @@ static int __init alsa_card_sb8_init(void)
err = PTR_ERR(device);
goto errout;
}
devices[i] = device;
cards++;
}
if (!cards) {
@@ -267,13 +279,13 @@ static int __init alsa_card_sb8_init(void)
return 0;
errout:
platform_driver_unregister(&snd_sb8_driver);
snd_sb8_unregister_all();
return err;
}
static void __exit alsa_card_sb8_exit(void)
{
platform_driver_unregister(&snd_sb8_driver);
snd_sb8_unregister_all();
}
module_init(alsa_card_sb8_init)