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Input: trident (OSS) - do not carry around gameport code if gameport

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core support is disabled, some formatting changes.

Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
This commit is contained in:
Dmitry Torokhov 2005-06-01 02:38:37 -05:00
parent 04b6389a5e
commit 263aba711e
1 changed files with 25 additions and 12 deletions
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37
sound/oss/trident.c
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@ -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);