summaryrefslogtreecommitdiff
path: root/sound/drivers/dummy.c
diff options
context:
space:
mode:
authorClemens Ladisch <clemens@ladisch.de>2005-12-07 11:13:42 +0300
committerJaroslav Kysela <perex@suse.cz>2006-01-03 14:30:39 +0300
commitf7a9275d949cb0bf1f259a1546e52a0bf518151c (patch)
tree4d96d9b6196d43684903857ba676dc51bbde4026 /sound/drivers/dummy.c
parent416c1079d30f1a52399b96f6772e993274b774ae (diff)
downloadlinux-f7a9275d949cb0bf1f259a1546e52a0bf518151c.tar.xz
[ALSA] unregister platform devices
Call platform_device_unregister() for all platform devices that we've registered. Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
Diffstat (limited to 'sound/drivers/dummy.c')
-rw-r--r--sound/drivers/dummy.c16
1 files changed, 14 insertions, 2 deletions
diff --git a/sound/drivers/dummy.c b/sound/drivers/dummy.c
index 186117571745..96d207051628 100644
--- a/sound/drivers/dummy.c
+++ b/sound/drivers/dummy.c
@@ -144,6 +144,8 @@ MODULE_PARM_DESC(pcm_substreams, "PCM substreams # (1-16) for dummy driver.");
//module_param_array(midi_devs, int, NULL, 0444);
//MODULE_PARM_DESC(midi_devs, "MIDI devices # (0-2) for dummy driver.");
+static struct platform_device *devices[SNDRV_CARDS];
+
#define MIXER_ADDR_MASTER 0
#define MIXER_ADDR_LINE 1
#define MIXER_ADDR_MIC 2
@@ -634,6 +636,15 @@ static struct platform_driver snd_dummy_driver = {
},
};
+static void __init_or_module snd_dummy_unregister_all(void)
+{
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(devices); ++i)
+ platform_device_unregister(devices[i]);
+ platform_driver_unregister(&snd_dummy_driver);
+}
+
static int __init alsa_card_dummy_init(void)
{
int i, cards, err;
@@ -650,6 +661,7 @@ static int __init alsa_card_dummy_init(void)
err = PTR_ERR(device);
goto errout;
}
+ devices[i] = device;
cards++;
}
if (!cards) {
@@ -662,13 +674,13 @@ static int __init alsa_card_dummy_init(void)
return 0;
errout:
- platform_driver_unregister(&snd_dummy_driver);
+ snd_dummy_unregister_all();
return err;
}
static void __exit alsa_card_dummy_exit(void)
{
- platform_driver_unregister(&snd_dummy_driver);
+ snd_dummy_unregister_all();
}
module_init(alsa_card_dummy_init)