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Input: ES1371 (OSS) - do not carry around gameport code if gameport 

core support is disabled.

Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
This commit is contained in:
Dmitry Torokhov 2005-06-01 02:39:04 -05:00
parent c624e92160
commit 5d503e5cf4
1 changed files with 63 additions and 32 deletions
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95
sound/oss/es1371.c
View File

@ -133,6 +133,10 @@
#include <asm/page.h>
#include <asm/uaccess.h>
#if defined(CONFIG_GAMEPORT) || (defined(MODULE) && defined(CONFIG_GAMEPORT_MODULE))
#define SUPPORT_JOYSTICK
#endif
/* --------------------------------------------------------------------- */
#undef OSS_DOCUMENTED_MIXER_SEMANTICS
@ -453,7 +457,10 @@ struct es1371_state {
unsigned char obuf[MIDIOUTBUF];
} midi;
#ifdef SUPPORT_JOYSTICK
struct gameport *gameport;
#endif
struct semaphore sem;
};
@ -2786,12 +2793,63 @@ static struct
{ PCI_ANY_ID, PCI_ANY_ID }
};
#ifdef SUPPORT_JOYSTICK
static int __devinit es1371_register_gameport(struct es1371_state *s)
{
struct gameport *gp;
int gpio;
for (gpio = 0x218; gpio >= 0x200; gpio -= 0x08)
if (request_region(gpio, JOY_EXTENT, "es1371"))
break;
if (gpio < 0x200) {
printk(KERN_ERR PFX "no free joystick address found\n");
return -EBUSY;
}
s->gameport = gp = gameport_allocate_port();
if (!gp) {
printk(KERN_ERR PFX "can not allocate memory for gameport\n");
release_region(gpio, JOY_EXTENT);
return -ENOMEM;
}
gameport_set_name(gp, "ESS1371 Gameport");
gameport_set_phys(gp, "isa%04x/gameport0", gpio);
gp->dev.parent = &s->dev->dev;
gp->io = gpio;
s->ctrl |= CTRL_JYSTK_EN | (((gpio >> 3) & CTRL_JOY_MASK) << CTRL_JOY_SHIFT);
outl(s->ctrl, s->io + ES1371_REG_CONTROL);
gameport_register_port(gp);
return 0;
}
static inline void es1371_unregister_gameport(struct es1371_state *s)
{
if (s->gameport) {
int gpio = s->gameport->io;
gameport_unregister_port(s->gameport);
release_region(gpio, JOY_EXTENT);
}
}
#else
static inline int es1371_register_gameport(struct es1371_state *s) { return -ENOSYS; }
static inline void es1371_unregister_gameport(struct es1371_state *s) { }
#endif /* SUPPORT_JOYSTICK */
static int __devinit es1371_probe(struct pci_dev *pcidev, const struct pci_device_id *pciid)
{
struct es1371_state *s;
struct gameport *gp;
mm_segment_t fs;
int i, gpio, val, res = -1;
int i, val, res = -1;
int idx;
unsigned long tmo;
signed long tmo2;
@ -2882,23 +2940,6 @@ static int __devinit es1371_probe(struct pci_dev *pcidev, const struct pci_devic
}
}
for (gpio = 0x218; gpio >= 0x200; gpio -= 0x08)
if (request_region(gpio, JOY_EXTENT, "es1371"))
break;
if (gpio < 0x200) {
printk(KERN_ERR PFX "no free joystick address found\n");
} else if (!(s->gameport = gp = gameport_allocate_port())) {
printk(KERN_ERR PFX "can not allocate memory for gameport\n");
release_region(gpio, JOY_EXTENT);
} else {
gameport_set_name(gp, "ESS1371 Gameport");
gameport_set_phys(gp, "isa%04x/gameport0", gpio);
gp->dev.parent = &s->dev->dev;
gp->io = gpio;
s->ctrl |= CTRL_JYSTK_EN | (((gpio >> 3) & CTRL_JOY_MASK) << CTRL_JOY_SHIFT);
}
s->sctrl = 0;
cssr = 0;
s->spdif_volume = -1;
@ -2968,9 +3009,7 @@ static int __devinit es1371_probe(struct pci_dev *pcidev, const struct pci_devic
/* turn on S/PDIF output driver if requested */
outl(cssr, s->io+ES1371_REG_STATUS);
/* register gameport */
if (s->gameport)
gameport_register_port(s->gameport);
es1371_register_gameport(s);
/* store it in the driver field */
pci_set_drvdata(pcidev, s);
@ -2979,13 +3018,9 @@ static int __devinit es1371_probe(struct pci_dev *pcidev, const struct pci_devic
/* increment devindex */
if (devindex < NR_DEVICE-1)
devindex++;
return 0;
return 0;
err_gp:
if (s->gameport) {
release_region(s->gameport->io, JOY_EXTENT);
gameport_free_port(s->gameport);
}
#ifdef ES1371_DEBUG
if (s->ps)
remove_proc_entry("es1371", NULL);
@ -3024,11 +3059,7 @@ static void __devexit es1371_remove(struct pci_dev *dev)
outl(0, s->io+ES1371_REG_SERIAL_CONTROL); /* clear serial interrupts */
synchronize_irq(s->irq);
free_irq(s->irq, s);
if (s->gameport) {
int gpio = s->gameport->io;
gameport_unregister_port(s->gameport);
release_region(gpio, JOY_EXTENT);
}
es1371_unregister_gameport(s);
release_region(s->io, ES1371_EXTENT);
unregister_sound_dsp(s->dev_audio);
unregister_sound_mixer(s->codec->dev_mixer);