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337 lines
8.8 KiB
337 lines
8.8 KiB
// SPDX-License-Identifier: GPL-2.0-or-later |
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/* |
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card-azt2320.c - driver for Aztech Systems AZT2320 based soundcards. |
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Copyright (C) 1999-2000 by Massimo Piccioni <[email protected]> |
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*/ |
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/* |
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This driver should provide support for most Aztech AZT2320 based cards. |
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Several AZT2316 chips are also supported/tested, but autoprobe doesn't |
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work: all module option have to be set. |
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No docs available for us at Aztech headquarters !!! Unbelievable ... |
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No other help obtained. |
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Thanks to Rainer Wiesner <[email protected]> for the WSS |
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activation method (full-duplex audio!). |
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*/ |
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#include <linux/io.h> |
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#include <linux/delay.h> |
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#include <linux/init.h> |
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#include <linux/time.h> |
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#include <linux/wait.h> |
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#include <linux/pnp.h> |
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#include <linux/module.h> |
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#include <sound/core.h> |
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#include <sound/initval.h> |
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#include <sound/wss.h> |
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#include <sound/mpu401.h> |
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#include <sound/opl3.h> |
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#define PFX "azt2320: " |
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MODULE_AUTHOR("Massimo Piccioni <[email protected]>"); |
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MODULE_DESCRIPTION("Aztech Systems AZT2320"); |
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MODULE_LICENSE("GPL"); |
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static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */ |
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static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */ |
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static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_ISAPNP; /* Enable this card */ |
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static long port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* PnP setup */ |
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static long wss_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* PnP setup */ |
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static long mpu_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* PnP setup */ |
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static long fm_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* PnP setup */ |
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static int irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; /* Pnp setup */ |
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static int mpu_irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; /* Pnp setup */ |
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static int dma1[SNDRV_CARDS] = SNDRV_DEFAULT_DMA; /* PnP setup */ |
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static int dma2[SNDRV_CARDS] = SNDRV_DEFAULT_DMA; /* PnP setup */ |
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module_param_array(index, int, NULL, 0444); |
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MODULE_PARM_DESC(index, "Index value for azt2320 based soundcard."); |
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module_param_array(id, charp, NULL, 0444); |
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MODULE_PARM_DESC(id, "ID string for azt2320 based soundcard."); |
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module_param_array(enable, bool, NULL, 0444); |
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MODULE_PARM_DESC(enable, "Enable azt2320 based soundcard."); |
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struct snd_card_azt2320 { |
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int dev_no; |
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struct pnp_dev *dev; |
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struct pnp_dev *devmpu; |
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struct snd_wss *chip; |
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}; |
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static const struct pnp_card_device_id snd_azt2320_pnpids[] = { |
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/* PRO16V */ |
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{ .id = "AZT1008", .devs = { { "AZT1008" }, { "AZT2001" }, } }, |
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/* Aztech Sound Galaxy 16 */ |
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{ .id = "AZT2320", .devs = { { "AZT0001" }, { "AZT0002" }, } }, |
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/* Packard Bell Sound III 336 AM/SP */ |
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{ .id = "AZT3000", .devs = { { "AZT1003" }, { "AZT2001" }, } }, |
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/* AT3300 */ |
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{ .id = "AZT3002", .devs = { { "AZT1004" }, { "AZT2001" }, } }, |
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/* --- */ |
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{ .id = "AZT3005", .devs = { { "AZT1003" }, { "AZT2001" }, } }, |
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/* --- */ |
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{ .id = "AZT3011", .devs = { { "AZT1003" }, { "AZT2001" }, } }, |
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{ .id = "" } /* end */ |
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}; |
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MODULE_DEVICE_TABLE(pnp_card, snd_azt2320_pnpids); |
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#define DRIVER_NAME "snd-card-azt2320" |
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static int snd_card_azt2320_pnp(int dev, struct snd_card_azt2320 *acard, |
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struct pnp_card_link *card, |
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const struct pnp_card_device_id *id) |
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{ |
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struct pnp_dev *pdev; |
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int err; |
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acard->dev = pnp_request_card_device(card, id->devs[0].id, NULL); |
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if (acard->dev == NULL) |
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return -ENODEV; |
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acard->devmpu = pnp_request_card_device(card, id->devs[1].id, NULL); |
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pdev = acard->dev; |
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err = pnp_activate_dev(pdev); |
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if (err < 0) { |
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snd_printk(KERN_ERR PFX "AUDIO pnp configure failure\n"); |
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return err; |
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} |
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port[dev] = pnp_port_start(pdev, 0); |
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fm_port[dev] = pnp_port_start(pdev, 1); |
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wss_port[dev] = pnp_port_start(pdev, 2); |
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dma1[dev] = pnp_dma(pdev, 0); |
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dma2[dev] = pnp_dma(pdev, 1); |
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irq[dev] = pnp_irq(pdev, 0); |
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pdev = acard->devmpu; |
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if (pdev != NULL) { |
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err = pnp_activate_dev(pdev); |
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if (err < 0) |
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goto __mpu_error; |
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mpu_port[dev] = pnp_port_start(pdev, 0); |
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mpu_irq[dev] = pnp_irq(pdev, 0); |
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} else { |
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__mpu_error: |
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if (pdev) { |
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pnp_release_card_device(pdev); |
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snd_printk(KERN_ERR PFX "MPU401 pnp configure failure, skipping\n"); |
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} |
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acard->devmpu = NULL; |
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mpu_port[dev] = -1; |
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} |
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return 0; |
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} |
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/* same of snd_sbdsp_command by Jaroslav Kysela */ |
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static int snd_card_azt2320_command(unsigned long port, unsigned char val) |
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{ |
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int i; |
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unsigned long limit; |
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limit = jiffies + HZ / 10; |
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for (i = 50000; i && time_after(limit, jiffies); i--) |
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if (!(inb(port + 0x0c) & 0x80)) { |
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outb(val, port + 0x0c); |
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return 0; |
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} |
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return -EBUSY; |
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} |
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static int snd_card_azt2320_enable_wss(unsigned long port) |
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{ |
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int error; |
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if ((error = snd_card_azt2320_command(port, 0x09))) |
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return error; |
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if ((error = snd_card_azt2320_command(port, 0x00))) |
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return error; |
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mdelay(5); |
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return 0; |
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} |
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static int snd_card_azt2320_probe(int dev, |
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struct pnp_card_link *pcard, |
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const struct pnp_card_device_id *pid) |
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{ |
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int error; |
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struct snd_card *card; |
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struct snd_card_azt2320 *acard; |
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struct snd_wss *chip; |
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struct snd_opl3 *opl3; |
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error = snd_card_new(&pcard->card->dev, |
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index[dev], id[dev], THIS_MODULE, |
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sizeof(struct snd_card_azt2320), &card); |
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if (error < 0) |
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return error; |
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acard = card->private_data; |
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if ((error = snd_card_azt2320_pnp(dev, acard, pcard, pid))) { |
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snd_card_free(card); |
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return error; |
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} |
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if ((error = snd_card_azt2320_enable_wss(port[dev]))) { |
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snd_card_free(card); |
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return error; |
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} |
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error = snd_wss_create(card, wss_port[dev], -1, |
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irq[dev], |
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dma1[dev], dma2[dev], |
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WSS_HW_DETECT, 0, &chip); |
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if (error < 0) { |
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snd_card_free(card); |
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return error; |
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} |
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strcpy(card->driver, "AZT2320"); |
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strcpy(card->shortname, "Aztech AZT2320"); |
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sprintf(card->longname, "%s, WSS at 0x%lx, irq %i, dma %i&%i", |
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card->shortname, chip->port, irq[dev], dma1[dev], dma2[dev]); |
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error = snd_wss_pcm(chip, 0); |
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if (error < 0) { |
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snd_card_free(card); |
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return error; |
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} |
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error = snd_wss_mixer(chip); |
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if (error < 0) { |
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snd_card_free(card); |
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return error; |
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} |
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error = snd_wss_timer(chip, 0); |
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if (error < 0) { |
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snd_card_free(card); |
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return error; |
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} |
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if (mpu_port[dev] > 0 && mpu_port[dev] != SNDRV_AUTO_PORT) { |
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if (snd_mpu401_uart_new(card, 0, MPU401_HW_AZT2320, |
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mpu_port[dev], 0, |
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mpu_irq[dev], NULL) < 0) |
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snd_printk(KERN_ERR PFX "no MPU-401 device at 0x%lx\n", mpu_port[dev]); |
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} |
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if (fm_port[dev] > 0 && fm_port[dev] != SNDRV_AUTO_PORT) { |
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if (snd_opl3_create(card, |
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fm_port[dev], fm_port[dev] + 2, |
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OPL3_HW_AUTO, 0, &opl3) < 0) { |
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snd_printk(KERN_ERR PFX "no OPL device at 0x%lx-0x%lx\n", |
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fm_port[dev], fm_port[dev] + 2); |
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} else { |
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if ((error = snd_opl3_timer_new(opl3, 1, 2)) < 0) { |
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snd_card_free(card); |
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return error; |
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} |
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if ((error = snd_opl3_hwdep_new(opl3, 0, 1, NULL)) < 0) { |
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snd_card_free(card); |
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return error; |
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} |
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} |
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} |
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if ((error = snd_card_register(card)) < 0) { |
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snd_card_free(card); |
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return error; |
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} |
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pnp_set_card_drvdata(pcard, card); |
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return 0; |
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} |
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static unsigned int azt2320_devices; |
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static int snd_azt2320_pnp_detect(struct pnp_card_link *card, |
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const struct pnp_card_device_id *id) |
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{ |
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static int dev; |
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int res; |
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for ( ; dev < SNDRV_CARDS; dev++) { |
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if (!enable[dev]) |
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continue; |
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res = snd_card_azt2320_probe(dev, card, id); |
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if (res < 0) |
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return res; |
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dev++; |
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azt2320_devices++; |
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return 0; |
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} |
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return -ENODEV; |
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} |
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static void snd_azt2320_pnp_remove(struct pnp_card_link *pcard) |
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{ |
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snd_card_free(pnp_get_card_drvdata(pcard)); |
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pnp_set_card_drvdata(pcard, NULL); |
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} |
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#ifdef CONFIG_PM |
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static int snd_azt2320_pnp_suspend(struct pnp_card_link *pcard, pm_message_t state) |
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{ |
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struct snd_card *card = pnp_get_card_drvdata(pcard); |
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struct snd_card_azt2320 *acard = card->private_data; |
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struct snd_wss *chip = acard->chip; |
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snd_power_change_state(card, SNDRV_CTL_POWER_D3hot); |
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chip->suspend(chip); |
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return 0; |
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} |
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static int snd_azt2320_pnp_resume(struct pnp_card_link *pcard) |
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{ |
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struct snd_card *card = pnp_get_card_drvdata(pcard); |
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struct snd_card_azt2320 *acard = card->private_data; |
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struct snd_wss *chip = acard->chip; |
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chip->resume(chip); |
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snd_power_change_state(card, SNDRV_CTL_POWER_D0); |
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return 0; |
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} |
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#endif |
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static struct pnp_card_driver azt2320_pnpc_driver = { |
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.flags = PNP_DRIVER_RES_DISABLE, |
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.name = "azt2320", |
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.id_table = snd_azt2320_pnpids, |
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.probe = snd_azt2320_pnp_detect, |
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.remove = snd_azt2320_pnp_remove, |
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#ifdef CONFIG_PM |
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.suspend = snd_azt2320_pnp_suspend, |
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.resume = snd_azt2320_pnp_resume, |
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#endif |
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}; |
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static int __init alsa_card_azt2320_init(void) |
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{ |
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int err; |
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err = pnp_register_card_driver(&azt2320_pnpc_driver); |
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if (err) |
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return err; |
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if (!azt2320_devices) { |
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pnp_unregister_card_driver(&azt2320_pnpc_driver); |
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#ifdef MODULE |
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snd_printk(KERN_ERR "no AZT2320 based soundcards found\n"); |
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#endif |
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return -ENODEV; |
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} |
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return 0; |
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} |
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static void __exit alsa_card_azt2320_exit(void) |
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{ |
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pnp_unregister_card_driver(&azt2320_pnpc_driver); |
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} |
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module_init(alsa_card_azt2320_init) |
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module_exit(alsa_card_azt2320_exit)
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