diff options
Diffstat (limited to 'sound/isa/sb/sb16.c')
| -rw-r--r-- | sound/isa/sb/sb16.c | 678 |
1 files changed, 678 insertions, 0 deletions
diff --git a/sound/isa/sb/sb16.c b/sound/isa/sb/sb16.c new file mode 100644 index 000000000000..60e2c53c49fc --- /dev/null +++ b/sound/isa/sb/sb16.c @@ -0,0 +1,678 @@ +/* + * Driver for SoundBlaster 16/AWE32/AWE64 soundcards + * Copyright (c) by Jaroslav Kysela <perex@suse.cz> + * + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * + */ + +#include <sound/driver.h> +#include <asm/dma.h> +#include <linux/init.h> +#include <linux/slab.h> +#include <linux/pnp.h> +#include <linux/moduleparam.h> +#include <sound/core.h> +#include <sound/sb.h> +#include <sound/sb16_csp.h> +#include <sound/mpu401.h> +#include <sound/opl3.h> +#include <sound/emu8000.h> +#include <sound/seq_device.h> +#define SNDRV_LEGACY_AUTO_PROBE +#define SNDRV_LEGACY_FIND_FREE_IRQ +#define SNDRV_LEGACY_FIND_FREE_DMA +#include <sound/initval.h> + +#ifdef SNDRV_SBAWE +#define PFX "sbawe: " +#else +#define PFX "sb16: " +#endif + +MODULE_AUTHOR("Jaroslav Kysela <perex@suse.cz>"); +MODULE_LICENSE("GPL"); +#ifndef SNDRV_SBAWE +MODULE_DESCRIPTION("Sound Blaster 16"); +MODULE_SUPPORTED_DEVICE("{{Creative Labs,SB 16}," + "{Creative Labs,SB Vibra16S}," + "{Creative Labs,SB Vibra16C}," + "{Creative Labs,SB Vibra16CL}," + "{Creative Labs,SB Vibra16X}}"); +#else +MODULE_DESCRIPTION("Sound Blaster AWE"); +MODULE_SUPPORTED_DEVICE("{{Creative Labs,SB AWE 32}," + "{Creative Labs,SB AWE 64}," + "{Creative Labs,SB AWE 64 Gold}}"); +#endif + +#if 0 +#define SNDRV_DEBUG_IRQ +#endif + +#if defined(SNDRV_SBAWE) && (defined(CONFIG_SND_SEQUENCER) || (defined(MODULE) && defined(CONFIG_SND_SEQUENCER_MODULE))) +#define SNDRV_SBAWE_EMU8000 +#endif + +static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */ +static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */ +static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_ISAPNP; /* Enable this card */ +#ifdef CONFIG_PNP +static int isapnp[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 1}; +#endif +static long port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* 0x220,0x240,0x260,0x280 */ +static long mpu_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* 0x330,0x300 */ +static long fm_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; +#ifdef SNDRV_SBAWE_EMU8000 +static long awe_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; +#endif +static int irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; /* 5,7,9,10 */ +static int dma8[SNDRV_CARDS] = SNDRV_DEFAULT_DMA; /* 0,1,3 */ +static int dma16[SNDRV_CARDS] = SNDRV_DEFAULT_DMA; /* 5,6,7 */ +static int mic_agc[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 1}; +#ifdef CONFIG_SND_SB16_CSP +static int csp[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 0}; +#endif +#ifdef SNDRV_SBAWE_EMU8000 +static int seq_ports[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 4}; +#endif + +module_param_array(index, int, NULL, 0444); +MODULE_PARM_DESC(index, "Index value for SoundBlaster 16 soundcard."); +module_param_array(id, charp, NULL, 0444); +MODULE_PARM_DESC(id, "ID string for SoundBlaster 16 soundcard."); +module_param_array(enable, bool, NULL, 0444); +MODULE_PARM_DESC(enable, "Enable SoundBlaster 16 soundcard."); +#ifdef CONFIG_PNP +module_param_array(isapnp, bool, NULL, 0444); +MODULE_PARM_DESC(isapnp, "PnP detection for specified soundcard."); +#endif +module_param_array(port, long, NULL, 0444); +MODULE_PARM_DESC(port, "Port # for SB16 driver."); +module_param_array(mpu_port, long, NULL, 0444); +MODULE_PARM_DESC(mpu_port, "MPU-401 port # for SB16 driver."); +module_param_array(fm_port, long, NULL, 0444); +MODULE_PARM_DESC(fm_port, "FM port # for SB16 PnP driver."); +#ifdef SNDRV_SBAWE_EMU8000 +module_param_array(awe_port, long, NULL, 0444); +MODULE_PARM_DESC(awe_port, "AWE port # for SB16 PnP driver."); +#endif +module_param_array(irq, int, NULL, 0444); +MODULE_PARM_DESC(irq, "IRQ # for SB16 driver."); +module_param_array(dma8, int, NULL, 0444); +MODULE_PARM_DESC(dma8, "8-bit DMA # for SB16 driver."); +module_param_array(dma16, int, NULL, 0444); +MODULE_PARM_DESC(dma16, "16-bit DMA # for SB16 driver."); +module_param_array(mic_agc, int, NULL, 0444); +MODULE_PARM_DESC(mic_agc, "Mic Auto-Gain-Control switch."); +#ifdef CONFIG_SND_SB16_CSP +module_param_array(csp, int, NULL, 0444); +MODULE_PARM_DESC(csp, "ASP/CSP chip support."); +#endif +#ifdef SNDRV_SBAWE_EMU8000 +module_param_array(seq_ports, int, NULL, 0444); +MODULE_PARM_DESC(seq_ports, "Number of sequencer ports for WaveTable synth."); +#endif + +struct snd_card_sb16 { + struct resource *fm_res; /* used to block FM i/o region for legacy cards */ +#ifdef CONFIG_PNP + int dev_no; + struct pnp_dev *dev; +#ifdef SNDRV_SBAWE_EMU8000 + struct pnp_dev *devwt; +#endif +#endif +}; + +static snd_card_t *snd_sb16_legacy[SNDRV_CARDS] = SNDRV_DEFAULT_PTR; + +#ifdef CONFIG_PNP + +static struct pnp_card_device_id snd_sb16_pnpids[] = { +#ifndef SNDRV_SBAWE + /* Sound Blaster 16 PnP */ + { .id = "CTL0024", .devs = { { "CTL0031" } } }, + /* Sound Blaster 16 PnP */ + { .id = "CTL0025", .devs = { { "CTL0031" } } }, + /* Sound Blaster 16 PnP */ + { .id = "CTL0026", .devs = { { "CTL0031" } } }, + /* Sound Blaster 16 PnP */ + { .id = "CTL0027", .devs = { { "CTL0031" } } }, + /* Sound Blaster 16 PnP */ + { .id = "CTL0028", .devs = { { "CTL0031" } } }, + /* Sound Blaster 16 PnP */ + { .id = "CTL0029", .devs = { { "CTL0031" } } }, + /* Sound Blaster 16 PnP */ + { .id = "CTL002a", .devs = { { "CTL0031" } } }, + /* Sound Blaster 16 PnP */ + /* Note: This card has also a CTL0051:StereoEnhance device!!! */ + { .id = "CTL002b", .devs = { { "CTL0031" } } }, + /* Sound Blaster 16 PnP */ + { .id = "CTL002c", .devs = { { "CTL0031" } } }, + /* Sound Blaster Vibra16S */ + { .id = "CTL0051", .devs = { { "CTL0001" } } }, + /* Sound Blaster Vibra16C */ + { .id = "CTL0070", .devs = { { "CTL0001" } } }, + /* Sound Blaster Vibra16CL - added by ctm@ardi.com */ + { .id = "CTL0080", .devs = { { "CTL0041" } } }, + /* Sound Blaster 16 'value' PnP. It says model ct4130 on the pcb, */ + /* but ct4131 on a sticker on the board.. */ + { .id = "CTL0086", .devs = { { "CTL0041" } } }, + /* Sound Blaster Vibra16X */ + { .id = "CTL00f0", .devs = { { "CTL0043" } } }, +#else /* SNDRV_SBAWE defined */ + /* Sound Blaster AWE 32 PnP */ + { .id = "CTL0035", .devs = { { "CTL0031" }, { "CTL0021" } } }, + /* Sound Blaster AWE 32 PnP */ + { .id = "CTL0039", .devs = { { "CTL0031" }, { "CTL0021" } } }, + /* Sound Blaster AWE 32 PnP */ + { .id = "CTL0042", .devs = { { "CTL0031" }, { "CTL0021" } } }, + /* Sound Blaster AWE 32 PnP */ + { .id = "CTL0043", .devs = { { "CTL0031" }, { "CTL0021" } } }, + /* Sound Blaster AWE 32 PnP */ + /* Note: This card has also a CTL0051:StereoEnhance device!!! */ + { .id = "CTL0044", .devs = { { "CTL0031" }, { "CTL0021" } } }, + /* Sound Blaster AWE 32 PnP */ + /* Note: This card has also a CTL0051:StereoEnhance device!!! */ + { .id = "CTL0045", .devs = { { "CTL0031" }, { "CTL0021" } } }, + /* Sound Blaster AWE 32 PnP */ + { .id = "CTL0046", .devs = { { "CTL0031" }, { "CTL0021" } } }, + /* Sound Blaster AWE 32 PnP */ + { .id = "CTL0047", .devs = { { "CTL0031" }, { "CTL0021" } } }, + /* Sound Blaster AWE 32 PnP */ + { .id = "CTL0048", .devs = { { "CTL0031" }, { "CTL0021" } } }, + /* Sound Blaster AWE 32 PnP */ + { .id = "CTL0054", .devs = { { "CTL0031" }, { "CTL0021" } } }, + /* Sound Blaster AWE 32 PnP */ + { .id = "CTL009a", .devs = { { "CTL0041" }, { "CTL0021" } } }, + /* Sound Blaster AWE 32 PnP */ + { .id = "CTL009c", .devs = { { "CTL0041" }, { "CTL0021" } } }, + /* Sound Blaster 32 PnP */ + { .id = "CTL009f", .devs = { { "CTL0041" }, { "CTL0021" } } }, + /* Sound Blaster AWE 64 PnP */ + { .id = "CTL009d", .devs = { { "CTL0042" }, { "CTL0022" } } }, + /* Sound Blaster AWE 64 PnP Gold */ + { .id = "CTL009e", .devs = { { "CTL0044" }, { "CTL0023" } } }, + /* Sound Blaster AWE 64 PnP Gold */ + { .id = "CTL00b2", .devs = { { "CTL0044" }, { "CTL0023" } } }, + /* Sound Blaster AWE 64 PnP */ + { .id = "CTL00c1", .devs = { { "CTL0042" }, { "CTL0022" } } }, + /* Sound Blaster AWE 64 PnP */ + { .id = "CTL00c3", .devs = { { "CTL0045" }, { "CTL0022" } } }, + /* Sound Blaster AWE 64 PnP */ + { .id = "CTL00c5", .devs = { { "CTL0045" }, { "CTL0022" } } }, + /* Sound Blaster AWE 64 PnP */ + { .id = "CTL00c7", .devs = { { "CTL0045" }, { "CTL0022" } } }, + /* Sound Blaster AWE 64 PnP */ + { .id = "CTL00e4", .devs = { { "CTL0045" }, { "CTL0022" } } }, + /* Sound Blaster AWE 64 PnP */ + { .id = "CTL00e9", .devs = { { "CTL0045" }, { "CTL0022" } } }, + /* Sound Blaster 16 PnP (AWE) */ + { .id = "CTL00ed", .devs = { { "CTL0041" }, { "CTL0070" } } }, + /* Generic entries */ + { .id = "CTLXXXX" , .devs = { { "CTL0031" }, { "CTL0021" } } }, + { .id = "CTLXXXX" , .devs = { { "CTL0041" }, { "CTL0021" } } }, + { .id = "CTLXXXX" , .devs = { { "CTL0042" }, { "CTL0022" } } }, + { .id = "CTLXXXX" , .devs = { { "CTL0044" }, { "CTL0023" } } }, + { .id = "CTLXXXX" , .devs = { { "CTL0045" }, { "CTL0022" } } }, +#endif /* SNDRV_SBAWE */ + /* Sound Blaster 16 PnP (Virtual PC 2004)*/ + { .id = "tBA03b0", .devs = { { "PNPb003" } } }, + { .id = "", } +}; + +MODULE_DEVICE_TABLE(pnp_card, snd_sb16_pnpids); + +#endif /* CONFIG_PNP */ + +#ifdef SNDRV_SBAWE_EMU8000 +#define DRIVER_NAME "snd-card-sbawe" +#else +#define DRIVER_NAME "snd-card-sb16" +#endif + +#ifdef CONFIG_PNP + +static int __devinit snd_card_sb16_pnp(int dev, struct snd_card_sb16 *acard, + struct pnp_card_link *card, + const struct pnp_card_device_id *id) +{ + struct pnp_dev *pdev; + struct pnp_resource_table * cfg = kmalloc(sizeof(struct pnp_resource_table), GFP_KERNEL); + int err; + + if (!cfg) + return -ENOMEM; + acard->dev = pnp_request_card_device(card, id->devs[0].id, NULL); + if (acard->dev == NULL) { + kfree(cfg); + return -ENODEV; + } +#ifdef SNDRV_SBAWE_EMU8000 + acard->devwt = pnp_request_card_device(card, id->devs[1].id, acard->dev); +#endif + /* Audio initialization */ + pdev = acard->dev; + + pnp_init_resource_table(cfg); + + /* override resources */ + + if (port[dev] != SNDRV_AUTO_PORT) + pnp_resource_change(&cfg->port_resource[0], port[dev], 16); + if (mpu_port[dev] != SNDRV_AUTO_PORT) + pnp_resource_change(&cfg->port_resource[1], mpu_port[dev], 2); + if (fm_port[dev] != SNDRV_AUTO_PORT) + pnp_resource_change(&cfg->port_resource[2], fm_port[dev], 4); + if (dma8[dev] != SNDRV_AUTO_DMA) + pnp_resource_change(&cfg->dma_resource[0], dma8[dev], 1); + if (dma16[dev] != SNDRV_AUTO_DMA) + pnp_resource_change(&cfg->dma_resource[1], dma16[dev], 1); + if (irq[dev] != SNDRV_AUTO_IRQ) + pnp_resource_change(&cfg->irq_resource[0], irq[dev], 1); + if (pnp_manual_config_dev(pdev, cfg, 0) < 0) + snd_printk(KERN_ERR PFX "AUDIO the requested resources are invalid, using auto config\n"); + err = pnp_activate_dev(pdev); + if (err < 0) { + snd_printk(KERN_ERR PFX "AUDIO pnp configure failure\n"); + kfree(cfg); + return err; + } + port[dev] = pnp_port_start(pdev, 0); + mpu_port[dev] = pnp_port_start(pdev, 1); + fm_port[dev] = pnp_port_start(pdev, 2); + dma8[dev] = pnp_dma(pdev, 0); + dma16[dev] = pnp_dma(pdev, 1); + irq[dev] = pnp_irq(pdev, 0); + snd_printdd("pnp SB16: port=0x%lx, mpu port=0x%lx, fm port=0x%lx\n", + port[dev], mpu_port[dev], fm_port[dev]); + snd_printdd("pnp SB16: dma1=%i, dma2=%i, irq=%i\n", + dma8[dev], dma16[dev], irq[dev]); +#ifdef SNDRV_SBAWE_EMU8000 + /* WaveTable initialization */ + pdev = acard->devwt; + if (pdev != NULL) { + pnp_init_resource_table(cfg); + + /* override resources */ + + if (awe_port[dev] != SNDRV_AUTO_PORT) { + pnp_resource_change(&cfg->port_resource[0], awe_port[dev], 4); + pnp_resource_change(&cfg->port_resource[1], awe_port[dev] + 0x400, 4); + pnp_resource_change(&cfg->port_resource[2], awe_port[dev] + 0x800, 4); + } + if ((pnp_manual_config_dev(pdev, cfg, 0)) < 0) + snd_printk(KERN_ERR PFX "WaveTable the requested resources are invalid, using auto config\n"); + err = pnp_activate_dev(pdev); + if (err < 0) { + goto __wt_error; + } + awe_port[dev] = pnp_port_start(pdev, 0); + snd_printdd("pnp SB16: wavetable port=0x%lx\n", pnp_port_start(pdev, 0)); + } else { +__wt_error: + if (pdev) { + pnp_release_card_device(pdev); + snd_printk(KERN_ERR PFX "WaveTable pnp configure failure\n"); + } + acard->devwt = NULL; + awe_port[dev] = -1; + } +#endif + kfree(cfg); + return 0; +} + +#endif /* CONFIG_PNP */ + +static void snd_sb16_free(snd_card_t *card) +{ + struct snd_card_sb16 *acard = (struct snd_card_sb16 *)card->private_data; + + if (acard == NULL) + return; + if (acard->fm_res) { + release_resource(acard->fm_res); + kfree_nocheck(acard->fm_res); + } +} + +static int __init snd_sb16_probe(int dev, + struct pnp_card_link *pcard, + const struct pnp_card_device_id *pid) +{ + static int possible_irqs[] = {5, 9, 10, 7, -1}; + static int possible_dmas8[] = {1, 3, 0, -1}; + static int possible_dmas16[] = {5, 6, 7, -1}; + int xirq, xdma8, xdma16; + sb_t *chip; + snd_card_t *card; + struct snd_card_sb16 *acard; + opl3_t *opl3; + snd_hwdep_t *synth = NULL; +#ifdef CONFIG_SND_SB16_CSP + snd_hwdep_t *xcsp = NULL; +#endif + unsigned long flags; + int err; + + card = snd_card_new(index[dev], id[dev], THIS_MODULE, + sizeof(struct snd_card_sb16)); + if (card == NULL) + return -ENOMEM; + acard = (struct snd_card_sb16 *) card->private_data; + card->private_free = snd_sb16_free; +#ifdef CONFIG_PNP + if (isapnp[dev]) { + if ((err = snd_card_sb16_pnp(dev, acard, pcard, pid))) { + snd_card_free(card); + return err; + } + snd_card_set_dev(card, &pcard->card->dev); + } +#endif + + xirq = irq[dev]; + xdma8 = dma8[dev]; + xdma16 = dma16[dev]; +#ifdef CONFIG_PNP + if (!isapnp[dev]) { +#endif + if (xirq == SNDRV_AUTO_IRQ) { + if ((xirq = snd_legacy_find_free_irq(possible_irqs)) < 0) { + snd_card_free(card); + snd_printk(KERN_ERR PFX "unable to find a free IRQ\n"); + return -EBUSY; + } + } + if (xdma8 == SNDRV_AUTO_DMA) { + if ((xdma8 = snd_legacy_find_free_dma(possible_dmas8)) < 0) { + snd_card_free(card); + snd_printk(KERN_ERR PFX "unable to find a free 8-bit DMA\n"); + return -EBUSY; + } + } + if (xdma16 == SNDRV_AUTO_DMA) { + if ((xdma16 = snd_legacy_find_free_dma(possible_dmas16)) < 0) { + snd_card_free(card); + snd_printk(KERN_ERR PFX "unable to find a free 16-bit DMA\n"); + return -EBUSY; + } + } + /* non-PnP FM port address is hardwired with base port address */ + fm_port[dev] = port[dev]; + /* block the 0x388 port to avoid PnP conflicts */ + acard->fm_res = request_region(0x388, 4, "SoundBlaster FM"); +#ifdef SNDRV_SBAWE_EMU8000 + /* non-PnP AWE port address is hardwired with base port address */ + awe_port[dev] = port[dev] + 0x400; +#endif +#ifdef CONFIG_PNP + } +#endif + + if ((err = snd_sbdsp_create(card, + port[dev], + xirq, + snd_sb16dsp_interrupt, + xdma8, + xdma16, + SB_HW_AUTO, + &chip)) < 0) { + snd_card_free(card); + return err; + } + if (chip->hardware != SB_HW_16) { + snd_card_free(card); + snd_printdd("SB 16 chip was not detected at 0x%lx\n", port[dev]); + return -ENODEV; + } + chip->mpu_port = mpu_port[dev]; +#ifdef CONFIG_PNP + if (!isapnp[dev] && (err = snd_sb16dsp_configure(chip)) < 0) { +#else + if ((err = snd_sb16dsp_configure(chip)) < 0) { +#endif + snd_card_free(card); + return -ENXIO; + } + if ((err = snd_sb16dsp_pcm(chip, 0, NULL)) < 0) { + snd_card_free(card); + return -ENXIO; + } + + strcpy(card->driver, +#ifdef SNDRV_SBAWE_EMU8000 + awe_port[dev] > 0 ? "SB AWE" : +#endif + "SB16"); + strcpy(card->shortname, chip->name); + sprintf(card->longname, "%s at 0x%lx, irq %i, dma ", + chip->name, + chip->port, + xirq); + if (xdma8 >= 0) + sprintf(card->longname + strlen(card->longname), "%d", xdma8); + if (xdma16 >= 0) + sprintf(card->longname + strlen(card->longname), "%s%d", + xdma8 >= 0 ? "&" : "", xdma16); + + if (chip->mpu_port > 0 && chip->mpu_port != SNDRV_AUTO_PORT) { + if ((err = snd_mpu401_uart_new(card, 0, MPU401_HW_SB, + chip->mpu_port, 0, + xirq, 0, &chip->rmidi)) < 0) { + snd_card_free(card); + return -ENXIO; + } + chip->rmidi_callback = snd_mpu401_uart_interrupt; + } + +#ifdef SNDRV_SBAWE_EMU8000 + if (awe_port[dev] == SNDRV_AUTO_PORT) + awe_port[dev] = 0; /* disable */ +#endif + + if (fm_port[dev] > 0 && fm_port[dev] != SNDRV_AUTO_PORT) { + if (snd_opl3_create(card, fm_port[dev], fm_port[dev] + 2, + OPL3_HW_OPL3, + acard->fm_res != NULL || fm_port[dev] == port[dev], + &opl3) < 0) { + snd_printk(KERN_ERR PFX "no OPL device at 0x%lx-0x%lx\n", + fm_port[dev], fm_port[dev] + 2); + } else { +#ifdef SNDRV_SBAWE_EMU8000 + int seqdev = awe_port[dev] > 0 ? 2 : 1; +#else + int seqdev = 1; +#endif + if ((err = snd_opl3_hwdep_new(opl3, 0, seqdev, &synth)) < 0) { + snd_card_free(card); + return -ENXIO; + } + } + } + + if ((err = snd_sbmixer_new(chip)) < 0) { + snd_card_free(card); + return -ENXIO; + } + +#ifdef CONFIG_SND_SB16_CSP + /* CSP chip on SB16ASP/AWE32 */ + if ((chip->hardware == SB_HW_16) && csp[dev]) { + snd_sb_csp_new(chip, synth != NULL ? 1 : 0, &xcsp); + if (xcsp) { + chip->csp = xcsp->private_data; + chip->hardware = SB_HW_16CSP; + } else { + snd_printk(KERN_INFO PFX "warning - CSP chip not detected on soundcard #%i\n", dev + 1); + } + } +#endif +#ifdef SNDRV_SBAWE_EMU8000 + if (awe_port[dev] > 0) { + if (snd_emu8000_new(card, 1, awe_port[dev], + seq_ports[dev], NULL) < 0) { + snd_printk(KERN_ERR PFX "fatal error - EMU-8000 synthesizer not detected at 0x%lx\n", awe_port[dev]); + snd_card_free(card); + return -ENXIO; + } + } +#endif + + /* setup Mic AGC */ + spin_lock_irqsave(&chip->mixer_lock, flags); + snd_sbmixer_write(chip, SB_DSP4_MIC_AGC, + (snd_sbmixer_read(chip, SB_DSP4_MIC_AGC) & 0x01) | + (mic_agc[dev] ? 0x00 : 0x01)); + spin_unlock_irqrestore(&chip->mixer_lock, flags); + + if ((err = snd_card_register(card)) < 0) { + snd_card_free(card); + return err; + } + if (pcard) + pnp_set_card_drvdata(pcard, card); + else + snd_sb16_legacy[dev] = card; + return 0; +} + +static int __init snd_sb16_probe_legacy_port(unsigned long xport) +{ + static int dev; + int res; + + for ( ; dev < SNDRV_CARDS; dev++) { + if (!enable[dev] || port[dev] != SNDRV_AUTO_PORT) + continue; +#ifdef CONFIG_PNP + if (isapnp[dev]) + continue; +#endif + port[dev] = xport; + res = snd_sb16_probe(dev, NULL, NULL); + if (res < 0) + port[dev] = SNDRV_AUTO_PORT; + return res; + } + return -ENODEV; +} + +#ifdef CONFIG_PNP + +static int __devinit snd_sb16_pnp_detect(struct pnp_card_link *card, + const struct pnp_card_device_id *id) +{ + static int dev; + int res; + + for ( ; dev < SNDRV_CARDS; dev++) { + if (!enable[dev] || !isapnp[dev]) + continue; + res = snd_sb16_probe(dev, card, id); + if (res < 0) + return res; + dev++; + return 0; + } + + return -ENODEV; +} + +static void __devexit snd_sb16_pnp_remove(struct pnp_card_link * pcard) +{ + snd_card_t *card = (snd_card_t *) pnp_get_card_drvdata(pcard); + + snd_card_disconnect(card); + snd_card_free_in_thread(card); +} + +static struct pnp_card_driver sb16_pnpc_driver = { + .flags = PNP_DRIVER_RES_DISABLE, + .name = "sb16", + .id_table = snd_sb16_pnpids, + .probe = snd_sb16_pnp_detect, + .remove = __devexit_p(snd_sb16_pnp_remove), +}; + +#endif /* CONFIG_PNP */ + +static int __init alsa_card_sb16_init(void) +{ + int dev, cards = 0, i; + static unsigned long possible_ports[] = {0x220, 0x240, 0x260, 0x280, -1}; + + /* legacy non-auto cards at first */ + for (dev = 0; dev < SNDRV_CARDS; dev++) { + if (!enable[dev] || port[dev] == SNDRV_AUTO_PORT) + continue; +#ifdef CONFIG_PNP + if (isapnp[dev]) + continue; +#endif + if (!snd_sb16_probe(dev, NULL, NULL)) { + cards++; + continue; + } +#ifdef MODULE + snd_printk(KERN_ERR "Sound Blaster 16+ soundcard #%i not found at 0x%lx or device busy\n", dev, port[dev]); +#endif + } + /* legacy auto configured cards */ + i = snd_legacy_auto_probe(possible_ports, snd_sb16_probe_legacy_port); + if (i > 0) + cards += i; + +#ifdef CONFIG_PNP + /* PnP cards at last */ + i = pnp_register_card_driver(&sb16_pnpc_driver); + if (i >0) + cards += i; +#endif + + if (!cards) { +#ifdef CONFIG_PNP + pnp_unregister_card_driver(&sb16_pnpc_driver); +#endif +#ifdef MODULE + snd_printk(KERN_ERR "Sound Blaster 16 soundcard not found or device busy\n"); +#ifdef SNDRV_SBAWE_EMU8000 + snd_printk(KERN_ERR "In case, if you have non-AWE card, try snd-sb16 module\n"); +#else + snd_printk(KERN_ERR "In case, if you have AWE card, try snd-sbawe module\n"); +#endif +#endif + return -ENODEV; + } + return 0; +} + +static void __exit alsa_card_sb16_exit(void) +{ + int dev; + +#ifdef CONFIG_PNP + /* PnP cards first */ + pnp_unregister_card_driver(&sb16_pnpc_driver); +#endif + for (dev = 0; dev < SNDRV_CARDS; dev++) + snd_card_free(snd_sb16_legacy[dev]); +} + +module_init(alsa_card_sb16_init) +module_exit(alsa_card_sb16_exit) |