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[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 <rene.herman@gmail.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@suse.cz>
This commit is contained in:
Rene Herman 2007-05-15 11:42:56 +02:00 committed by Jaroslav Kysela
parent 60af15f529
commit 609d769415
8 changed files with 94 additions and 47 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

13
sound/isa/cmi8330.c
View File

@ -109,6 +109,7 @@ module_param_array(wssdma, int, NULL, 0444);
MODULE_PARM_DESC(wssdma, "DMA for CMI8330 WSS driver.");
#ifdef CONFIG_PNP
static int isa_registered;
static int pnp_registered;
#endif
@ -686,14 +687,18 @@ static int __init alsa_card_cmi8330_init(void)
int err;
err = isa_register_driver(&snd_cmi8330_driver, SNDRV_CARDS);
if (err < 0)
return err;
#ifdef CONFIG_PNP
if (!err)
isa_registered = 1;
err = pnp_register_card_driver(&cmi8330_pnpc_driver);
if (!err)
pnp_registered = 1;
if (isa_registered)
err = 0;
#endif
return 0;
return err;
}
static void __exit alsa_card_cmi8330_exit(void)
@ -701,6 +706,8 @@ static void __exit alsa_card_cmi8330_exit(void)
#ifdef CONFIG_PNP
if (pnp_registered)
pnp_unregister_card_driver(&cmi8330_pnpc_driver);
if (isa_registered)
#endif
isa_unregister_driver(&snd_cmi8330_driver);
}

18
sound/isa/cs423x/cs4236.c
View File

@ -127,6 +127,7 @@ module_param_array(dma2, int, NULL, 0444);
MODULE_PARM_DESC(dma2, "DMA2 # for " IDENT " driver.");
#ifdef CONFIG_PNP
static int isa_registered;
static int pnpc_registered;
#ifdef CS4232
static int pnp_registered;
@ -770,9 +771,9 @@ static int __init alsa_card_cs423x_init(void)
int err;
err = isa_register_driver(&cs423x_isa_driver, SNDRV_CARDS);
if (err < 0)
return err;
#ifdef CONFIG_PNP
if (!err)
isa_registered = 1;
#ifdef CS4232
err = pnp_register_driver(&cs4232_pnp_driver);
if (!err)
@ -781,8 +782,14 @@ static int __init alsa_card_cs423x_init(void)
err = pnp_register_card_driver(&cs423x_pnpc_driver);
if (!err)
pnpc_registered = 1;
#endif /* CONFIG_PNP */
return 0;
#ifdef CS4232
if (pnp_registered)
err = 0;
#endif
if (isa_registered)
err = 0;
#endif
return err;
}
static void __exit alsa_card_cs423x_exit(void)
@ -794,7 +801,8 @@ static void __exit alsa_card_cs423x_exit(void)
if (pnp_registered)
pnp_unregister_driver(&cs4232_pnp_driver);
#endif
#endif /* CONFIG_PNP */
if (isa_registered)
#endif
isa_unregister_driver(&cs423x_isa_driver);
}

17
sound/isa/es18xx.c
View File

@ -2036,7 +2036,9 @@ module_param_array(dma2, int, NULL, 0444);
MODULE_PARM_DESC(dma2, "DMA 2 # for ES18xx driver.");
#ifdef CONFIG_PNP
static int pnp_registered, pnpc_registered;
static int isa_registered;
static int pnp_registered;
static int pnpc_registered;
static struct pnp_device_id snd_audiodrive_pnpbiosids[] = {
{ .id = "ESS1869" },
@ -2466,18 +2468,22 @@ static int __init alsa_card_es18xx_init(void)
int err;
err = isa_register_driver(&snd_es18xx_isa_driver, SNDRV_CARDS);
if (err < 0)
return err;
#ifdef CONFIG_PNP
if (!err)
isa_registered = 1;
err = pnp_register_driver(&es18xx_pnp_driver);
if (!err)
pnp_registered = 1;
err = pnp_register_card_driver(&es18xx_pnpc_driver);
if (!err)
pnpc_registered = 1;
if (isa_registered || pnp_registered)
err = 0;
#endif
return 0;
return err;
}
static void __exit alsa_card_es18xx_exit(void)
@ -2487,6 +2493,7 @@ static void __exit alsa_card_es18xx_exit(void)
pnp_unregister_card_driver(&es18xx_pnpc_driver);
if (pnp_registered)
pnp_unregister_driver(&es18xx_pnp_driver);
if (isa_registered)
#endif
isa_unregister_driver(&snd_es18xx_isa_driver);
}

13
sound/isa/gus/interwave.c
View File

@ -135,6 +135,7 @@ struct snd_interwave {
#ifdef CONFIG_PNP
static int isa_registered;
static int pnp_registered;
static struct pnp_card_device_id snd_interwave_pnpids[] = {
@ -934,15 +935,18 @@ static int __init alsa_card_interwave_init(void)
int err;
err = isa_register_driver(&snd_interwave_driver, SNDRV_CARDS);
if (err < 0)
return err;
#ifdef CONFIG_PNP
/* ISA PnP cards */
if (!err)
isa_registered = 1;
err = pnp_register_card_driver(&interwave_pnpc_driver);
if (!err)
pnp_registered = 1;
if (isa_registered)
err = 0;
#endif
return 0;
return err;
}
static void __exit alsa_card_interwave_exit(void)
@ -950,6 +954,7 @@ static void __exit alsa_card_interwave_exit(void)
#ifdef CONFIG_PNP
if (pnp_registered)
pnp_unregister_card_driver(&interwave_pnpc_driver);
if (isa_registered)
#endif
isa_unregister_driver(&snd_interwave_driver);
}

13
sound/isa/opl3sa2.c
View File

@ -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)
@ -987,6 +993,7 @@ 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);
}

13
sound/isa/sb/sb16.c
View File

@ -129,6 +129,7 @@ MODULE_PARM_DESC(seq_ports, "Number of sequencer ports for WaveTable synth.");
#endif
#ifdef CONFIG_PNP
static int isa_registered;
static int pnp_registered;
#endif
@ -702,15 +703,18 @@ static int __init alsa_card_sb16_init(void)
int err;
err = isa_register_driver(&snd_sb16_isa_driver, SNDRV_CARDS);
if (err < 0)
return err;
#ifdef CONFIG_PNP
/* PnP cards at last */
if (!err)
isa_registered = 1;
err = pnp_register_card_driver(&sb16_pnpc_driver);
if (!err)
pnp_registered = 1;
if (isa_registered)
err = 0;
#endif
return 0;
return err;
}
static void __exit alsa_card_sb16_exit(void)
@ -718,6 +722,7 @@ static void __exit alsa_card_sb16_exit(void)
#ifdef CONFIG_PNP
if (pnp_registered)
pnp_unregister_card_driver(&sb16_pnpc_driver);
if (isa_registered)
#endif
isa_unregister_driver(&snd_sb16_isa_driver);
}

26
sound/isa/sscape.c
View File

@ -69,7 +69,9 @@ module_param_array(dma, int, NULL, 0444);
MODULE_PARM_DESC(dma, "DMA # for SoundScape driver.");
#ifdef CONFIG_PNP
static int isa_registered;
static int pnp_registered;
static struct pnp_card_device_id sscape_pnpids[] = {
{ .id = "ENS3081", .devs = { { "ENS0000" } } },
{ .id = "" } /* end */
@ -1405,22 +1407,21 @@ static struct pnp_card_driver sscape_pnpc_driver = {
static int __init sscape_init(void)
{
int ret;
int err;
/*
* First check whether we were passed any parameters.
* These MUST take precedence over ANY automatic way
* of allocating cards, because the operator is
* S-P-E-L-L-I-N-G it out for us...
*/
ret = isa_register_driver(&snd_sscape_driver, SNDRV_CARDS);
if (ret < 0)
return ret;
err = isa_register_driver(&snd_sscape_driver, SNDRV_CARDS);
#ifdef CONFIG_PNP
if (pnp_register_card_driver(&sscape_pnpc_driver) == 0)
if (!err)
isa_registered = 1;
err = pnp_register_card_driver(&sscape_pnpc_driver);
if (!err)
pnp_registered = 1;
if (isa_registered)
err = 0;
#endif
return 0;
return err;
}
static void __exit sscape_exit(void)
@ -1428,6 +1429,7 @@ static void __exit sscape_exit(void)
#ifdef CONFIG_PNP
if (pnp_registered)
pnp_unregister_card_driver(&sscape_pnpc_driver);
if (isa_registered)
#endif
isa_unregister_driver(&snd_sscape_driver);
}

12
sound/isa/wavefront/wavefront.c
View File

@ -86,6 +86,7 @@ module_param_array(use_cs4232_midi, bool, NULL, 0444);
MODULE_PARM_DESC(use_cs4232_midi, "Use CS4232 MPU-401 interface (inaccessibly located inside your computer)");
#ifdef CONFIG_PNP
static int isa_registered;
static int pnp_registered;
static struct pnp_card_device_id snd_wavefront_pnpids[] = {
@ -706,14 +707,18 @@ static int __init alsa_card_wavefront_init(void)
int err;
err = isa_register_driver(&snd_wavefront_driver, SNDRV_CARDS);
if (err < 0)
return err;
#ifdef CONFIG_PNP
if (!err)
isa_registered = 1;
err = pnp_register_card_driver(&wavefront_pnpc_driver);
if (!err)
pnp_registered = 1;
if (isa_registered)
err = 0;
#endif
return 0;
return err;
}
static void __exit alsa_card_wavefront_exit(void)
@ -721,6 +726,7 @@ static void __exit alsa_card_wavefront_exit(void)
#ifdef CONFIG_PNP
if (pnp_registered)
pnp_unregister_card_driver(&wavefront_pnpc_driver);
if (isa_registered)
#endif
isa_unregister_driver(&snd_wavefront_driver);
}