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authorDominik Brodowski <linux@dominikbrodowski.net>2006-03-31 19:26:06 +0400
committerDominik Brodowski <linux@dominikbrodowski.net>2006-03-31 19:26:06 +0400
commit15b99ac1729503db9e6dc642a50b9b6cb3bf51f9 (patch)
treecfb8897487beba502aac2b28bc35066a87e34299 /sound/pcmcia/pdaudiocf
parentfba395eee7d3f342ca739c20f5b3ee635d0420a0 (diff)
downloadlinux-15b99ac1729503db9e6dc642a50b9b6cb3bf51f9.tar.xz
[PATCH] pcmcia: add return value to _config() functions
Most of the driver initialization isn't done in the .probe function, but in the internal _config() functions. Make them return a value, so that .probe can properly report whether the probing of the device succeeded or not. Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
Diffstat (limited to 'sound/pcmcia/pdaudiocf')
-rw-r--r--sound/pcmcia/pdaudiocf/pdaudiocf.c17
1 files changed, 8 insertions, 9 deletions
diff --git a/sound/pcmcia/pdaudiocf/pdaudiocf.c b/sound/pcmcia/pdaudiocf/pdaudiocf.c
index 0431b8b0c1f5..923b1d0c2f1b 100644
--- a/sound/pcmcia/pdaudiocf/pdaudiocf.c
+++ b/sound/pcmcia/pdaudiocf/pdaudiocf.c
@@ -57,7 +57,7 @@ static struct snd_card *card_list[SNDRV_CARDS];
/*
* prototypes
*/
-static void pdacf_config(struct pcmcia_device *link);
+static int pdacf_config(struct pcmcia_device *link);
static void snd_pdacf_detach(struct pcmcia_device *p_dev);
static void pdacf_release(struct pcmcia_device *link)
@@ -90,7 +90,7 @@ static int snd_pdacf_dev_free(struct snd_device *device)
/*
* snd_pdacf_attach - attach callback for cs
*/
-static int snd_pdacf_attach(struct pcmcia_device *link)
+static int snd_pdacf_probe(struct pcmcia_device *link)
{
int i;
struct snd_pdacf *pdacf;
@@ -149,9 +149,7 @@ static int snd_pdacf_attach(struct pcmcia_device *link)
link->conf.ConfigIndex = 1;
link->conf.Present = PRESENT_OPTION;
- pdacf_config(link);
-
- return 0;
+ return pdacf_config(link);
}
@@ -218,7 +216,7 @@ static void snd_pdacf_detach(struct pcmcia_device *link)
#define CS_CHECK(fn, ret) \
do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0)
-static void pdacf_config(struct pcmcia_device *link)
+static int pdacf_config(struct pcmcia_device *link)
{
struct snd_pdacf *pdacf = link->priv;
tuple_t tuple;
@@ -230,7 +228,7 @@ static void pdacf_config(struct pcmcia_device *link)
parse = kmalloc(sizeof(*parse), GFP_KERNEL);
if (! parse) {
snd_printk(KERN_ERR "pdacf_config: cannot allocate\n");
- return;
+ return -ENOMEM;
}
tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY;
tuple.Attributes = 0;
@@ -257,12 +255,13 @@ static void pdacf_config(struct pcmcia_device *link)
link->dev_node = &pdacf->node;
link->state &= ~DEV_CONFIG_PENDING;
- return;
+ return 0;
cs_failed:
cs_error(link, last_fn, last_ret);
failed:
pcmcia_disable_device(link);
+ return -ENODEV;
}
#ifdef CONFIG_PM
@@ -312,7 +311,7 @@ static struct pcmcia_driver pdacf_cs_driver = {
.drv = {
.name = "snd-pdaudiocf",
},
- .probe = snd_pdacf_attach,
+ .probe = snd_pdacf_probe,
.remove = snd_pdacf_detach,
.id_table = snd_pdacf_ids,
#ifdef CONFIG_PM