patch-2.1.94 linux/drivers/sound/trix.c
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- Lines: 670
- Date:
Wed Apr 8 17:24:48 1998
- Orig file:
v2.1.93/linux/drivers/sound/trix.c
- Orig date:
Tue Feb 17 13:12:47 1998
diff -u --recursive --new-file v2.1.93/linux/drivers/sound/trix.c linux/drivers/sound/trix.c
@@ -3,14 +3,18 @@
*
* Low level driver for the MediaTrix AudioTrix Pro
* (MT-0002-PC Control Chip)
- */
-/*
+ *
+ *
* Copyright (C) by Hannu Savolainen 1993-1997
*
* OSS/Free for Linux is distributed under the GNU GENERAL PUBLIC LICENSE (GPL)
* Version 2 (June 1991). See the "COPYING" file distributed with this software
* for more info.
+ *
+ * Changes
+ * Alan Cox Modularisation, cleanup.
*/
+
#include <linux/config.h>
#include <linux/module.h>
@@ -35,30 +39,27 @@
#endif
-static int kilroy_was_here = 0; /* Don't detect twice */
-static int sb_initialized = 0;
-static int mpu_initialized = 0;
+static int kilroy_was_here = 0; /* Don't detect twice */
+static int sb_initialized = 0;
+static int mpu_initialized = 0;
-static int *trix_osp = NULL;
+static int *trix_osp = NULL;
-static unsigned char
-trix_read(int addr)
+static unsigned char trix_read(int addr)
{
outb(((unsigned char) addr), 0x390); /* MT-0002-PC ASIC address */
return inb(0x391); /* MT-0002-PC ASIC data */
}
-static void
-trix_write(int addr, int data)
+static void trix_write(int addr, int data)
{
outb(((unsigned char) addr), 0x390); /* MT-0002-PC ASIC address */
outb(((unsigned char) data), 0x391); /* MT-0002-PC ASIC data */
}
-static void
-download_boot(int base)
+static void download_boot(int base)
{
- int i = 0, n = trix_boot_len;
+ int i = 0, n = trix_boot_len;
if (trix_boot_len == 0)
return;
@@ -83,24 +84,23 @@
}
-static int
-trix_set_wss_port(struct address_info *hw_config)
+static int trix_set_wss_port(struct address_info *hw_config)
{
unsigned char addr_bits;
if (check_region(0x390, 2))
- {
- printk(KERN_ERR "AudioTrix: Config port I/O conflict\n");
- return 0;
- }
+ {
+ 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("No AudioTrix ASIC signature found\n"));
- return 0;
- }
+ {
+ MDB(printk(KERN_ERR "No AudioTrix ASIC signature found\n"));
+ return 0;
+ }
kilroy_was_here = 1;
/*
@@ -111,26 +111,26 @@
trix_write(0x14, 0);
/*
- * Configure the ASIC to place the codec to the proper I/O location
+ * Configure the ASIC to place the codec to the proper I/O location
*/
switch (hw_config->io_base)
- {
- case 0x530:
- addr_bits = 0;
- break;
- case 0x604:
- addr_bits = 1;
- break;
- case 0xE80:
- addr_bits = 2;
- break;
- case 0xF40:
- addr_bits = 3;
- break;
- default:
- return 0;
- }
+ {
+ case 0x530:
+ addr_bits = 0;
+ break;
+ case 0x604:
+ addr_bits = 1;
+ break;
+ case 0xE80:
+ addr_bits = 2;
+ break;
+ case 0xF40:
+ addr_bits = 3;
+ break;
+ default:
+ return 0;
+ }
trix_write(0x19, (trix_read(0x19) & 0x03) | addr_bits);
return 1;
@@ -141,120 +141,123 @@
* AudioTrix Pro
*/
-int
-probe_trix_wss(struct address_info *hw_config)
+int probe_trix_wss(struct address_info *hw_config)
{
- int ret;
+ int ret;
/*
- * Check if the IO port returns valid signature. The original MS Sound
- * system returns 0x04 while some cards (AudioTrix Pro for example)
- * return 0x00.
+ * 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))
- {
- printk("AudioTrix: MSS I/O port conflict (%x)\n", hw_config->io_base);
- return 0;
- }
+ {
+ 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))
return 0;
if ((inb(hw_config->io_base + 3) & 0x3f) != 0x00)
- {
- MDB(printk("No MSS signature detected on port 0x%x\n", hw_config->io_base));
- return 0;
- }
+ {
+ 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("AudioTrix: Bad WSS IRQ %d\n", hw_config->irq);
- return 0;
- }
+ {
+ 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("AudioTrix: Bad WSS DMA %d\n", hw_config->dma);
- return 0;
- }
+ {
+ printk(KERN_ERR "AudioTrix: Bad WSS DMA %d\n", hw_config->dma);
+ return 0;
+ }
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("AudioTrix: Bad capture DMA %d\n", hw_config->dma2);
+ {
+ 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.
+ * Check that DMA0 is not in use with a 8 bit board.
*/
if (hw_config->dma == 0 && inb(hw_config->io_base + 3) & 0x80)
- {
- printk("AudioTrix: Can't use DMA0 with a 8 bit card slot\n");
- return 0;
- }
+ {
+ printk(KERN_ERR "AudioTrix: Can't use DMA0 with a 8 bit card slot\n");
+ return 0;
+ }
if (hw_config->irq > 7 && hw_config->irq != 9 && inb(hw_config->io_base + 3) & 0x80)
- {
- printk("AudioTrix: Can't use IRQ%d with a 8 bit card slot\n", hw_config->irq);
- return 0;
- }
+ {
+ 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)
- {
+ {
#ifdef TRIX_ENABLE_JOYSTICK
- trix_write(0x15, 0x80);
+ trix_write(0x15, 0x80);
#endif
- request_region(0x390, 2, "AudioTrix");
- }
+ request_region(0x390, 2, "AudioTrix");
+ }
return ret;
}
void
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;
+ 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;
trix_osp = hw_config->osp;
if (!kilroy_was_here)
- {
- DDB(printk("AudioTrix: Attach called but not probed yet???\n"));
- return;
- }
+ {
+ DDB(printk("AudioTrix: Attach called but not probed yet???\n"));
+ return;
+ }
+
/*
- * Set the IRQ and DMA addresses.
+ * 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;
- }
+ {
+ 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)
- {
+ {
bits |= dma_bits[dma1];
dma2 = dma1;
- } else
- {
- unsigned char tmp;
-
- tmp = trix_read(0x13) & ~30;
- trix_write(0x13, tmp | 0x80 | (dma1 << 4));
-
- tmp = trix_read(0x14) & ~30;
- trix_write(0x14, tmp | 0x80 | (dma2 << 4));
- }
+ }
+ else
+ {
+ unsigned char tmp;
+
+ tmp = trix_read(0x13) & ~30;
+ trix_write(0x13, tmp | 0x80 | (dma1 << 4));
+
+ tmp = trix_read(0x14) & ~30;
+ trix_write(0x14, tmp | 0x80 | (dma2 << 4));
+ }
outb((bits), config_port); /* Write IRQ+DMA setup */
@@ -267,22 +270,22 @@
request_region(hw_config->io_base, 4, "MSS config");
if (num_mixers > old_num_mixers) /* Mixer got installed */
- {
- AD1848_REROUTE(SOUND_MIXER_LINE1, SOUND_MIXER_LINE); /* Line in */
- AD1848_REROUTE(SOUND_MIXER_LINE2, SOUND_MIXER_CD);
- AD1848_REROUTE(SOUND_MIXER_LINE3, SOUND_MIXER_SYNTH); /* OPL4 */
- AD1848_REROUTE(SOUND_MIXER_SPEAKER, SOUND_MIXER_ALTPCM); /* SB */
- }
-}
-
-int
-probe_trix_sb(struct address_info *hw_config)
-{
-
- int tmp;
- unsigned char conf;
- static char irq_translate[] =
- {-1, -1, -1, 0, 1, 2, -1, 3};
+ {
+ AD1848_REROUTE(SOUND_MIXER_LINE1, SOUND_MIXER_LINE); /* Line in */
+ AD1848_REROUTE(SOUND_MIXER_LINE2, SOUND_MIXER_CD);
+ AD1848_REROUTE(SOUND_MIXER_LINE3, SOUND_MIXER_SYNTH); /* OPL4 */
+ AD1848_REROUTE(SOUND_MIXER_SPEAKER, SOUND_MIXER_ALTPCM); /* SB */
+ }
+}
+
+int probe_trix_sb(struct address_info *hw_config)
+{
+
+ int tmp;
+ unsigned char conf;
+ static char irq_translate[] = {
+ -1, -1, -1, 0, 1, 2, -1, 3
+ };
if (trix_boot_len == 0)
return 0; /* No boot code -> no fun */
@@ -294,10 +297,10 @@
return 0;
if (check_region(hw_config->io_base, 16))
- {
- printk("AudioTrix: SB I/O port conflict (%x)\n", hw_config->io_base);
- return 0;
- }
+ {
+ 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;
@@ -329,11 +332,10 @@
#endif
}
-void
-attach_trix_sb(struct address_info *hw_config)
+void attach_trix_sb(struct address_info *hw_config)
{
- extern int sb_be_quiet;
- int old_quiet;
+ extern int sb_be_quiet;
+ int old_quiet;
#ifdef CONFIG_SBDSP
hw_config->driver_use_1 = SB_NO_MIDI | SB_NO_MIXER | SB_NO_RECORDING;
@@ -348,8 +350,7 @@
#endif
}
-void
-attach_trix_mpu(struct address_info *hw_config)
+void attach_trix_mpu(struct address_info *hw_config)
{
#if defined(CONFIG_UART401) && defined(CONFIG_MIDI)
hw_config->name = "AudioTrix Pro";
@@ -357,78 +358,74 @@
#endif
}
-int
-probe_trix_mpu(struct address_info *hw_config)
+int probe_trix_mpu(struct address_info *hw_config)
{
#ifdef DO_MIDI
- unsigned char conf;
- static char irq_bits[] =
- {-1, -1, -1, 1, 2, 3, -1, 4, -1, 5};
+ unsigned char conf;
+ static char irq_bits[] = {
+ -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 */
- }
+ {
+ 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;
- }
+ {
+ 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;
- }
+ {
+ DDB(printk("Trix: MPU mode already initialized\n"));
+ return 0;
+ }
if (check_region(hw_config->io_base, 4))
- {
- printk("AudioTrix: MPU I/O port conflict (%x)\n", hw_config->io_base);
- return 0;
- }
+ {
+ printk(KERN_ERR "AudioTrix: MPU I/O port conflict (%x)\n", hw_config->io_base);
+ return 0;
+ }
if (hw_config->irq > 9)
- {
- printk("AudioTrix: Bad MPU IRQ %d\n", hw_config->irq);
- return 0;
- }
+ {
+ printk(KERN_ERR "AudioTrix: Bad MPU IRQ %d\n", hw_config->irq);
+ return 0;
+ }
if (irq_bits[hw_config->irq] == -1)
- {
- printk("AudioTrix: Bad MPU IRQ %d\n", hw_config->irq);
- return 0;
- }
+ {
+ printk(KERN_ERR "AudioTrix: Bad MPU IRQ %d\n", hw_config->irq);
+ return 0;
+ }
switch (hw_config->io_base)
- {
- case 0x330:
- conf = 0x00;
- break;
- case 0x370:
- conf = 0x04;
- break;
- case 0x3b0:
- conf = 0x08;
- break;
- case 0x3f0:
- conf = 0x0c;
- break;
- default:
- return 0; /* Invalid port */
- }
+ {
+ case 0x330:
+ conf = 0x00;
+ break;
+ case 0x370:
+ conf = 0x04;
+ break;
+ case 0x3b0:
+ conf = 0x08;
+ break;
+ case 0x3f0:
+ conf = 0x0c;
+ break;
+ default:
+ return 0; /* Invalid port */
+ }
conf |= irq_bits[hw_config->irq] << 4;
-
trix_write(0x19, (trix_read(0x19) & 0x83) | conf);
-
mpu_initialized = 1;
-
return probe_uart401(hw_config);
#else
return 0;
#endif
}
-void
-unload_trix_wss(struct address_info *hw_config)
+void unload_trix_wss(struct address_info *hw_config)
{
- int dma2 = hw_config->dma2;
+ int dma2 = hw_config->dma2;
if (dma2 == -1)
dma2 = hw_config->dma;
@@ -444,15 +441,14 @@
sound_unload_audiodev(hw_config->slots[0]);
}
-void
-unload_trix_mpu(struct address_info *hw_config)
+void unload_trix_mpu(struct address_info *hw_config)
{
#ifdef DO_MIDI
unload_uart401(hw_config);
#endif
}
-void
-unload_trix_sb(struct address_info *hw_config)
+
+void unload_trix_sb(struct address_info *hw_config)
{
#ifdef CONFIG_SBDSP
sb_dsp_unload(hw_config);
@@ -473,6 +469,18 @@
int mpu_io = -1;
int mpu_irq = -1;
+EXPORT_NO_SYMBOLS;
+
+MODULE_PARM(io,"i");
+MODULE_PARM(irq,"i");
+MODULE_PARM(dma,"i");
+MODULE_PARM(dma2,"i");
+MODULE_PARM(sb_io,"i");
+MODULE_PARM(sb_dma,"i");
+MODULE_PARM(sb_irq,"i");
+MODULE_PARM(mpu_io,"i");
+MODULE_PARM(mpu_irq,"i");
+
struct address_info config;
struct address_info sb_config;
struct address_info mpu_config;
@@ -482,16 +490,15 @@
static int fw_load;
-int
-init_module(void)
+int init_module(void)
{
- printk("MediaTrix audio driver Copyright (C) by Hannu Savolainen 1993-1996\n");
+ printk(KERN_INFO "MediaTrix audio driver Copyright (C) by Hannu Savolainen 1993-1996\n");
if (io == -1 || dma == -1 || irq == -1)
- {
- printk(KERN_INFO "I/O, IRQ, DMA and type are mandatory\n");
- return -EINVAL;
- }
+ {
+ printk(KERN_INFO "I/O, IRQ, DMA and type are mandatory\n");
+ return -EINVAL;
+ }
config.io_base = io;
config.irq = irq;
config.dma = dma;
@@ -505,21 +512,21 @@
mpu_config.irq = mpu_irq;
if (sb_io != -1 && (sb_irq == -1 || sb_dma == -1))
- {
- printk(KERN_INFO "CONFIG_SB_IRQ and CONFIG_SB_DMA must be specified if SB_IO is set.\n");
- return -EINVAL;
- }
+ {
+ printk(KERN_INFO "CONFIG_SB_IRQ and CONFIG_SB_DMA must be specified if SB_IO is set.\n");
+ return -EINVAL;
+ }
if (mpu_io != -1 && mpu_irq == -1)
- {
- printk(KERN_INFO "CONFIG_MPU_IRQ must be specified if MPU_IO is set.\n");
- return -EINVAL;
- }
+ {
+ printk(KERN_INFO "CONFIG_MPU_IRQ must be specified if MPU_IO is set.\n");
+ return -EINVAL;
+ }
if (!trix_boot)
- {
- fw_load = 1;
- trix_boot_len = mod_firmware_load("/etc/sound/trxpro.bin",
+ {
+ fw_load = 1;
+ trix_boot_len = mod_firmware_load("/etc/sound/trxpro.bin",
(char **) &trix_boot);
- }
+ }
if (!probe_trix_wss(&config))
return -ENODEV;
attach_trix_wss(&config);
@@ -530,26 +537,26 @@
*/
if (sb_io != -1)
- {
- sb = probe_trix_sb(&sb_config);
- if (sb)
- attach_trix_sb(&sb_config);
- }
+ {
+ sb = probe_trix_sb(&sb_config);
+ if (sb)
+ attach_trix_sb(&sb_config);
+ }
+
if (mpu_io != -1)
- {
- mpu = probe_trix_mpu(&mpu_config);
- if (mpu)
- attach_trix_mpu(&mpu_config);
- }
+ {
+ mpu = probe_trix_mpu(&mpu_config);
+ if (mpu)
+ attach_trix_mpu(&mpu_config);
+ }
SOUND_LOCK;
return 0;
}
-void
-cleanup_module(void)
+void cleanup_module(void)
{
if (fw_load && trix_boot)
- kfree(trix_boot);
+ vfree(trix_boot);
if (sb)
unload_trix_sb(&sb_config);
if (mpu)
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