From 609d7694152f85734560ddc83be5e551b34d8c44 Mon Sep 17 00:00:00 2001 From: Rene Herman Date: Tue, 15 May 2007 11:42:56 +0200 Subject: [ALSA] Fix probe of non-PnP ISA devices isa_register_driver() returns an error if no device is found and it's no fatal error for the drivers with pnp support. Signed-off-by: Rene Herman Signed-off-by: Takashi Iwai Signed-off-by: Jaroslav Kysela --- sound/isa/opl3sa2.c | 15 +++++++++++---- 1 file changed, 11 insertions(+), 4 deletions(-) (limited to 'sound/isa/opl3sa2.c') diff --git a/sound/isa/opl3sa2.c b/sound/isa/opl3sa2.c index 48743eb85fb6..61a323cc0e49 100644 --- a/sound/isa/opl3sa2.c +++ b/sound/isa/opl3sa2.c @@ -92,6 +92,7 @@ module_param_array(opl3sa3_ymode, int, NULL, 0444); MODULE_PARM_DESC(opl3sa3_ymode, "Speaker size selection for 3D Enhancement mode: Desktop/Large Notebook/Small Notebook/HiFi."); #ifdef CONFIG_PNP +static int isa_registered; static int pnp_registered; static int pnpc_registered; #endif @@ -967,17 +968,22 @@ static int __init alsa_card_opl3sa2_init(void) int err; err = isa_register_driver(&snd_opl3sa2_isa_driver, SNDRV_CARDS); - if (err < 0) - return err; #ifdef CONFIG_PNP + if (!err) + isa_registered = 1; + err = pnp_register_driver(&opl3sa2_pnp_driver); if (!err) pnp_registered = 1; + err = pnp_register_card_driver(&opl3sa2_pnpc_driver); if (!err) pnpc_registered = 1; + + if (isa_registered || pnp_registered) + err = 0; #endif - return 0; + return err; } static void __exit alsa_card_opl3sa2_exit(void) @@ -987,8 +993,9 @@ static void __exit alsa_card_opl3sa2_exit(void) pnp_unregister_card_driver(&opl3sa2_pnpc_driver); if (pnp_registered) pnp_unregister_driver(&opl3sa2_pnp_driver); + if (isa_registered) #endif - isa_unregister_driver(&snd_opl3sa2_isa_driver); + isa_unregister_driver(&snd_opl3sa2_isa_driver); } module_init(alsa_card_opl3sa2_init) -- cgit v1.2.3