diff options
Diffstat (limited to 'sound/oss/trident.c')
| -rw-r--r-- | sound/oss/trident.c | 37 |
1 files changed, 25 insertions, 12 deletions
diff --git a/sound/oss/trident.c b/sound/oss/trident.c index 47537f0a5b0..5f0ad6bb43b 100644 --- a/sound/oss/trident.c +++ b/sound/oss/trident.c @@ -228,6 +228,10 @@ #define DRIVER_VERSION "0.14.10j-2.6" +#if defined(CONFIG_GAMEPORT) || (defined(MODULE) && defined(CONFIG_GAMEPORT_MODULE)) +#define SUPPORT_JOYSTICK 1 +#endif + /* magic numbers to protect our data structures */ #define TRIDENT_CARD_MAGIC 0x5072696E /* "Prin" */ #define TRIDENT_STATE_MAGIC 0x63657373 /* "cess" */ @@ -4252,24 +4256,25 @@ trident_ac97_init(struct trident_card *card) return num_ac97 + 1; } +#ifdef SUPPORT_JOYSTICK /* Gameport functions for the cards ADC gameport */ -static unsigned char -trident_game_read(struct gameport *gameport) +static unsigned char trident_game_read(struct gameport *gameport) { struct trident_card *card = gameport->port_data; + return inb(TRID_REG(card, T4D_GAME_LEG)); } -static void -trident_game_trigger(struct gameport *gameport) +static void trident_game_trigger(struct gameport *gameport) { struct trident_card *card = gameport->port_data; + outb(0xff, TRID_REG(card, T4D_GAME_LEG)); } -static int -trident_game_cooked_read(struct gameport *gameport, int *axes, int *buttons) +static int trident_game_cooked_read(struct gameport *gameport, + int *axes, int *buttons) { struct trident_card *card = gameport->port_data; int i; @@ -4285,8 +4290,7 @@ trident_game_cooked_read(struct gameport *gameport, int *axes, int *buttons) return 0; } -static int -trident_game_open(struct gameport *gameport, int mode) +static int trident_game_open(struct gameport *gameport, int mode) { struct trident_card *card = gameport->port_data; @@ -4305,8 +4309,7 @@ trident_game_open(struct gameport *gameport, int mode) return 0; } -static int __devinit -trident_register_gameport(struct trident_card *card) +static int __devinit trident_register_gameport(struct trident_card *card) { struct gameport *gp; @@ -4330,6 +4333,17 @@ trident_register_gameport(struct trident_card *card) return 0; } +static inline void trident_unregister_gameport(struct trident_card *card) +{ + if (card->gameport) + gameport_unregister_port(card->gameport); +} + +#else +static inline int trident_register_gameport(struct trident_card *card) { return -ENOSYS; } +static inline void trident_unregister_gameport(struct trident_card *card) { } +#endif /* SUPPORT_JOYSTICK */ + /* install the driver, we do not allocate hardware channel nor DMA buffer */ /* now, they are defered until "ACCESS" time (in prog_dmabuf called by */ /* open/read/write/ioctl/mmap) */ @@ -4569,8 +4583,7 @@ trident_remove(struct pci_dev *pci_dev) } /* Unregister gameport */ - if (card->gameport) - gameport_unregister_port(card->gameport); + trident_unregister_gameport(card); /* Kill interrupts, and SP/DIF */ trident_disable_loop_interrupts(card); |