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[PATCH] PNP: adjust pnp_register_card_driver() signature: sb_card 

Remove the assumption that pnp_register_card_driver() returns the
number of devices claimed.  And fix some __init/__devinit issues.

Signed-off-by: Bjorn Helgaas <bjorn.helgaas@hp.com>
Cc: Adam Belay <ambx1@neo.rr.com>
Cc: Jaroslav Kysela <perex@suse.cz>
Acked-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Bjorn Helgaas 2006-03-27 01:17:16 -08:00 committed by Linus Torvalds
parent 312fef308c
commit be54414d59
1 changed files with 20 additions and 9 deletions
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29
sound/oss/sb_card.c
View File

@ -52,6 +52,7 @@ static int __initdata sm_games = 0; /* Logitech soundman games? */
static struct sb_card_config *legacy = NULL;
#ifdef CONFIG_PNP
static int pnp_registered;
static int __initdata pnp = 1;
/*
static int __initdata uart401 = 0;
@ -133,7 +134,7 @@ static void sb_unload(struct sb_card_config *scc)
}
/* Register legacy card with OSS subsystem */
static int sb_init_legacy(void)
static int __init sb_init_legacy(void)
{
struct sb_module_options sbmo = {0};
@ -234,6 +235,8 @@ static void sb_dev2cfg(struct pnp_dev *dev, struct sb_card_config *scc)
}
}
static unsigned int sb_pnp_devices;
/* Probe callback function for the PnP API */
static int sb_pnp_probe(struct pnp_card_link *card, const struct pnp_card_device_id *card_id)
{
@ -264,6 +267,7 @@ static int sb_pnp_probe(struct pnp_card_link *card, const struct pnp_card_device
scc->conf.dma, scc->conf.dma2);
pnp_set_card_drvdata(card, scc);
sb_pnp_devices++;
return sb_register_oss(scc, &sbmo);
}
@ -289,6 +293,14 @@ static struct pnp_card_driver sb_pnp_driver = {
MODULE_DEVICE_TABLE(pnp_card, sb_pnp_card_table);
#endif /* CONFIG_PNP */
static void __init_or_module sb_unregister_all(void)
{
#ifdef CONFIG_PNP
if (pnp_registered)
pnp_unregister_card_driver(&sb_pnp_driver);
#endif
}
static int __init sb_init(void)
{
int lres = 0;
@ -307,17 +319,18 @@ static int __init sb_init(void)
#ifdef CONFIG_PNP
if(pnp) {
pres = pnp_register_card_driver(&sb_pnp_driver);
int err = pnp_register_card_driver(&sb_pnp_driver);
if (!err)
pnp_registered = 1;
pres = sb_pnp_devices;
}
#endif
printk(KERN_INFO "sb: Init: Done\n");
/* If either PnP or Legacy registered a card then return
* success */
if (pres <= 0 && lres <= 0) {
#ifdef CONFIG_PNP
pnp_unregister_card_driver(&sb_pnp_driver);
#endif
if (pres == 0 && lres <= 0) {
sb_unregister_all();
return -ENODEV;
}
return 0;
@ -333,9 +346,7 @@ static void __exit sb_exit(void)
sb_unload(legacy);
}
#ifdef CONFIG_PNP
pnp_unregister_card_driver(&sb_pnp_driver);
#endif
sb_unregister_all();
if (smw_free) {
vfree(smw_free);