diff options
Diffstat (limited to 'sound/pci/cs4281.c')
| -rw-r--r-- | sound/pci/cs4281.c | 17 |
1 files changed, 10 insertions, 7 deletions
diff --git a/sound/pci/cs4281.c b/sound/pci/cs4281.c index d7e06b3caf97..c7a370d4f923 100644 --- a/sound/pci/cs4281.c +++ b/sound/pci/cs4281.c @@ -206,7 +206,10 @@ MODULE_PARM_DESC(dual_codec, "Secondary Codec ID (0 = disabled)."); #define BA0_PMCS 0x0344 /* Power Management Control/Status */ #define BA0_CWPR 0x03e0 /* Configuration Write Protect */ + #define BA0_EPPMC 0x03e4 /* Extended PCI Power Management Control */ +#define BA0_EPPMC_FPDN (1<<14) /* Full Power DowN */ + #define BA0_GPIOR 0x03e8 /* GPIO Pin Interface Register */ #define BA0_SPMC 0x03ec /* Serial Port Power Management Control (& ASDIN2 enable) */ @@ -539,7 +542,7 @@ static void snd_cs4281_delay(unsigned int delay) } } -inline static void snd_cs4281_delay_long(void) +static inline void snd_cs4281_delay_long(void) { set_current_state(TASK_UNINTERRUPTIBLE); schedule_timeout(1); @@ -1335,11 +1338,6 @@ static inline int snd_cs4281_create_gameport(cs4281_t *chip) { return -ENOSYS; } static inline void snd_cs4281_free_gameport(cs4281_t *chip) { } #endif /* CONFIG_GAMEPORT || (MODULE && CONFIG_GAMEPORT_MODULE) */ - -/* - - */ - static int snd_cs4281_free(cs4281_t *chip) { snd_cs4281_free_gameport(chip); @@ -1461,6 +1459,11 @@ static int snd_cs4281_chip_init(cs4281_t *chip) int timeout; int retry_count = 2; + /* Having EPPMC.FPDN=1 prevent proper chip initialisation */ + tmp = snd_cs4281_peekBA0(chip, BA0_EPPMC); + if (tmp & BA0_EPPMC_FPDN) + snd_cs4281_pokeBA0(chip, BA0_EPPMC, tmp & ~BA0_EPPMC_FPDN); + __retry: tmp = snd_cs4281_peekBA0(chip, BA0_CFLR); if (tmp != BA0_CFLR_DEFAULT) { @@ -2124,7 +2127,7 @@ static struct pci_driver driver = { static int __init alsa_card_cs4281_init(void) { - return pci_module_init(&driver); + return pci_register_driver(&driver); } static void __exit alsa_card_cs4281_exit(void) |