#include "trix_boot.h"
-static int kilroy_was_here; /* Don't detect twice */
-static int sb_initialized;
-static int mpu_initialized;
-
-static int *trix_osp;
-
static int mpu;
static int joystick;
{
unsigned char addr_bits;
- if (check_region(0x390, 2))
- {
- printk(KERN_ERR "AudioTrix: Config port I/O conflict\n");
- return 0;
- }
- if (kilroy_was_here) /* Already initialized */
- return 0;
-
if (trix_read(0x15) != 0x71) /* No ASIC signature */
{
MDB(printk(KERN_ERR "No AudioTrix ASIC signature found\n"));
return 0;
}
- kilroy_was_here = 1;
/*
* Reset some registers.
* AudioTrix Pro
*/
-static int __init probe_trix_wss(struct address_info *hw_config)
+static int __init init_trix_wss(struct address_info *hw_config)
{
+ static unsigned char dma_bits[4] = {
+ 1, 2, 0, 3
+ };
+ struct resource *ports;
+ int config_port = hw_config->io_base + 0;
+ int dma1 = hw_config->dma, dma2 = hw_config->dma2;
+ int old_num_mixers = num_mixers;
+ u8 config, bits;
int ret;
+
+ switch(hw_config->irq) {
+ case 7:
+ bits = 8;
+ break;
+ case 9:
+ bits = 0x10;
+ break;
+ case 10:
+ bits = 0x18;
+ break;
+ case 11:
+ bits = 0x20;
+ break;
+ default:
+ printk(KERN_ERR "AudioTrix: Bad WSS IRQ %d\n", hw_config->irq);
+ return 0;
+ }
+
+ switch (dma1) {
+ case 0:
+ case 1:
+ case 3:
+ break;
+ default:
+ printk(KERN_ERR "AudioTrix: Bad WSS DMA %d\n", dma1);
+ return 0;
+ }
+
+ switch (dma2) {
+ case -1:
+ case 0:
+ case 1:
+ case 3:
+ break;
+ default:
+ printk(KERN_ERR "AudioTrix: Bad capture DMA %d\n", dma2);
+ return 0;
+ }
/*
* Check if the IO port returns valid signature. The original MS Sound
* system returns 0x04 while some cards (AudioTrix Pro for example)
* return 0x00.
*/
- if (check_region(hw_config->io_base, 8))
- {
+ ports = request_region(hw_config->io_base + 4, 4, "ad1848");
+ if (!ports) {
printk(KERN_ERR "AudioTrix: MSS I/O port conflict (%x)\n", hw_config->io_base);
return 0;
}
- trix_osp = hw_config->osp;
- if (!trix_set_wss_port(hw_config))
+ if (!request_region(hw_config->io_base, 4, "MSS config")) {
+ printk(KERN_ERR "AudioTrix: MSS I/O port conflict (%x)\n", hw_config->io_base);
+ release_region(hw_config->io_base + 4, 4);
return 0;
+ }
+
+ if (!trix_set_wss_port(hw_config))
+ goto fail;
- if ((inb(hw_config->io_base + 3) & 0x3f) != 0x00)
+ config = inb(hw_config->io_base + 3);
+
+ if ((config & 0x3f) != 0x00)
{
MDB(printk(KERN_ERR "No MSS signature detected on port 0x%x\n", hw_config->io_base));
- return 0;
- }
- if (hw_config->irq > 11)
- {
- printk(KERN_ERR "AudioTrix: Bad WSS IRQ %d\n", hw_config->irq);
- return 0;
- }
- if (hw_config->dma != 0 && hw_config->dma != 1 && hw_config->dma != 3)
- {
- printk(KERN_ERR "AudioTrix: Bad WSS DMA %d\n", hw_config->dma);
- return 0;
+ goto fail;
}
- if (hw_config->dma2 != -1 && hw_config->dma2 != hw_config->dma)
- if (hw_config->dma2 != 0 && hw_config->dma2 != 1 && hw_config->dma2 != 3)
- {
- printk(KERN_ERR "AudioTrix: Bad capture DMA %d\n", hw_config->dma2);
- return 0;
- }
+
/*
* Check that DMA0 is not in use with a 8 bit board.
*/
- if (hw_config->dma == 0 && inb(hw_config->io_base + 3) & 0x80)
+ if (dma1 == 0 && config & 0x80)
{
printk(KERN_ERR "AudioTrix: Can't use DMA0 with a 8 bit card slot\n");
- return 0;
+ goto fail;
}
- if (hw_config->irq > 7 && hw_config->irq != 9 && inb(hw_config->io_base + 3) & 0x80)
+ if (hw_config->irq > 9 && config & 0x80)
{
printk(KERN_ERR "AudioTrix: Can't use IRQ%d with a 8 bit card slot\n", hw_config->irq);
- return 0;
- }
- ret = ad1848_detect(hw_config->io_base + 4, NULL, hw_config->osp);
-
- if (ret)
- {
- if(joystick==1)
- trix_write(0x15, 0x80);
- request_region(0x390, 2, "AudioTrix");
+ goto fail;
}
- return ret;
-}
-
-static void __init attach_trix_wss(struct address_info *hw_config)
-{
- static unsigned char interrupt_bits[12] = {
- 0, 0, 0, 0, 0, 0, 0, 0x08, 0, 0x10, 0x18, 0x20
- };
- char bits;
-
- static unsigned char dma_bits[4] = {
- 1, 2, 0, 3
- };
- int config_port = hw_config->io_base + 0;
- int dma1 = hw_config->dma, dma2 = hw_config->dma2;
- int old_num_mixers = num_mixers;
+ ret = ad1848_detect(ports, NULL, hw_config->osp);
+ if (!ret)
+ goto fail;
- trix_osp = hw_config->osp;
+ if (joystick==1)
+ trix_write(0x15, 0x80);
- if (!kilroy_was_here)
- {
- DDB(printk("AudioTrix: Attach called but not probed yet???\n"));
- return;
- }
-
/*
* Set the IRQ and DMA addresses.
*/
- bits = interrupt_bits[hw_config->irq];
- if (bits == 0)
- {
- printk("AudioTrix: Bad IRQ (%d)\n", hw_config->irq);
- return;
- }
outb((bits | 0x40), config_port);
- if (hw_config->dma2 == -1 || hw_config->dma2 == hw_config->dma)
+ if (dma2 == -1 || dma2 == dma1)
{
bits |= dma_bits[dma1];
dma2 = dma1;
outb((bits), config_port); /* Write IRQ+DMA setup */
- hw_config->slots[0] = ad1848_init("AudioTrix Pro", hw_config->io_base + 4,
+ hw_config->slots[0] = ad1848_init("AudioTrix Pro", ports,
hw_config->irq,
dma1,
dma2,
0,
hw_config->osp,
THIS_MODULE);
- request_region(hw_config->io_base, 4, "MSS config");
if (num_mixers > old_num_mixers) /* Mixer got installed */
{
AD1848_REROUTE(SOUND_MIXER_LINE3, SOUND_MIXER_SYNTH); /* OPL4 */
AD1848_REROUTE(SOUND_MIXER_SPEAKER, SOUND_MIXER_ALTPCM); /* SB */
}
+ return 1;
+
+fail:
+ release_region(hw_config->io_base, 4);
+ release_region(hw_config->io_base + 4, 4);
+ return 0;
}
static int __init probe_trix_sb(struct address_info *hw_config)
int tmp;
unsigned char conf;
+ extern int sb_be_quiet;
+ int old_quiet;
static signed char irq_translate[] = {
-1, -1, -1, 0, 1, 2, -1, 3
};
if (trix_boot_len == 0)
return 0; /* No boot code -> no fun */
- if (!kilroy_was_here)
- return 0; /* AudioTrix Pro has not been detected earlier */
-
- if (sb_initialized)
- return 0;
-
- if (check_region(hw_config->io_base, 16))
- {
- printk(KERN_ERR "AudioTrix: SB I/O port conflict (%x)\n", hw_config->io_base);
- return 0;
- }
if ((hw_config->io_base & 0xffffff8f) != 0x200)
return 0;
if (tmp != 1 && tmp != 3)
return 0;
+ if (!request_region(hw_config->io_base, 16, "soundblaster")) {
+ printk(KERN_ERR "AudioTrix: SB I/O port conflict (%x)\n", hw_config->io_base);
+ return 0;
+ }
+
conf = 0x84; /* DMA and IRQ enable */
conf |= hw_config->io_base & 0x70; /* I/O address bits */
conf |= irq_translate[hw_config->irq];
trix_write(0x1b, conf);
download_boot(hw_config->io_base);
- sb_initialized = 1;
hw_config->name = "AudioTrix SB";
- return sb_dsp_detect(hw_config, 0, 0, NULL);
-}
-
-static void __init attach_trix_sb(struct address_info *hw_config)
-{
- extern int sb_be_quiet;
- int old_quiet;
+ if (!sb_dsp_detect(hw_config, 0, 0, NULL)) {
+ release_region(hw_config->io_base, 16);
+ return 0;
+ }
hw_config->driver_use_1 = SB_NO_MIDI | SB_NO_MIXER | SB_NO_RECORDING;
sb_dsp_init(hw_config, THIS_MODULE);
sb_be_quiet = old_quiet;
+ return 1;
}
static int __init probe_trix_mpu(struct address_info *hw_config)
-1, -1, -1, 1, 2, 3, -1, 4, -1, 5
};
- if (!kilroy_was_here)
- {
- DDB(printk("Trix: WSS and SB modes must be initialized before MPU\n"));
- return 0; /* AudioTrix Pro has not been detected earlier */
- }
- if (!sb_initialized)
- {
- DDB(printk("Trix: SB mode must be initialized before MPU\n"));
- return 0;
- }
- if (mpu_initialized)
- {
- DDB(printk("Trix: MPU mode already initialized\n"));
- return 0;
- }
if (hw_config->irq > 9)
{
printk(KERN_ERR "AudioTrix: Bad MPU IRQ %d\n", hw_config->irq);
conf |= irq_bits[hw_config->irq] << 4;
trix_write(0x19, (trix_read(0x19) & 0x83) | conf);
- mpu_initialized = 1;
hw_config->name = "AudioTrix Pro";
return probe_uart401(hw_config, THIS_MODULE);
}
trix_boot_len = mod_firmware_load("/etc/sound/trxpro.bin",
(char **) &trix_boot);
}
- if (!probe_trix_wss(&cfg))
+
+ if (!request_region(0x390, 2, "AudioTrix")) {
+ printk(KERN_ERR "AudioTrix: Config port I/O conflict\n");
+ return -ENODEV;
+ }
+
+ if (!init_trix_wss(&cfg)) {
+ release_region(0x390, 2);
return -ENODEV;
- attach_trix_wss(&cfg);
+ }
/*
* We must attach in the right order to get the firmware
if (cfg2.io_base != -1) {
sb = probe_trix_sb(&cfg2);
- if (sb)
- attach_trix_sb(&cfg2);
}
if (cfg_mpu.io_base != -1)
git://git.onelab.eu / linux-2.6.git / blobdiff