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root/sound/pci/ymfpci/ymfpci.c

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DEFINITIONS

This source file includes following definitions.
  1. snd_ymfpci_create_gameport
  2. snd_ymfpci_free_gameport
  3. snd_ymfpci_create_gameport
  4. snd_ymfpci_free_gameport
  5. snd_card_ymfpci_probe
  6. snd_card_ymfpci_remove
  7. alsa_card_ymfpci_init
  8. alsa_card_ymfpci_exit

/*
 *  The driver for the Yamaha's DS1/DS1E cards
 *  Copyright (c) by Jaroslav Kysela <perex@perex.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 <linux/init.h>
#include <linux/pci.h>
#include <linux/time.h>
#include <linux/moduleparam.h>
#include <sound/core.h>
#include <sound/ymfpci.h>
#include <sound/mpu401.h>
#include <sound/opl3.h>
#include <sound/initval.h>

MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>");
MODULE_DESCRIPTION("Yamaha DS-1 PCI");
MODULE_LICENSE("GPL");
MODULE_SUPPORTED_DEVICE("{{Yamaha,YMF724},"
                "{Yamaha,YMF724F},"
                "{Yamaha,YMF740},"
                "{Yamaha,YMF740C},"
                "{Yamaha,YMF744},"
                "{Yamaha,YMF754}}");

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_PNP;      /* Enable this card */
static long fm_port[SNDRV_CARDS];
static long mpu_port[SNDRV_CARDS];
#ifdef SUPPORT_JOYSTICK
static long joystick_port[SNDRV_CARDS];
#endif
static int rear_switch[SNDRV_CARDS];

module_param_array(index, int, NULL, 0444);
MODULE_PARM_DESC(index, "Index value for the Yamaha DS-1 PCI soundcard.");
module_param_array(id, charp, NULL, 0444);
MODULE_PARM_DESC(id, "ID string for the Yamaha DS-1 PCI soundcard.");
module_param_array(enable, bool, NULL, 0444);
MODULE_PARM_DESC(enable, "Enable Yamaha DS-1 soundcard.");
module_param_array(mpu_port, long, NULL, 0444);
MODULE_PARM_DESC(mpu_port, "MPU-401 Port.");
module_param_array(fm_port, long, NULL, 0444);
MODULE_PARM_DESC(fm_port, "FM OPL-3 Port.");
#ifdef SUPPORT_JOYSTICK
module_param_array(joystick_port, long, NULL, 0444);
MODULE_PARM_DESC(joystick_port, "Joystick port address");
#endif
module_param_array(rear_switch, bool, NULL, 0444);
MODULE_PARM_DESC(rear_switch, "Enable shared rear/line-in switch");

static struct pci_device_id snd_ymfpci_ids[] = {
        { 0x1073, 0x0004, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0, },   /* YMF724 */
        { 0x1073, 0x000d, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0, },   /* YMF724F */
        { 0x1073, 0x000a, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0, },   /* YMF740 */
        { 0x1073, 0x000c, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0, },   /* YMF740C */
        { 0x1073, 0x0010, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0, },   /* YMF744 */
        { 0x1073, 0x0012, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0, },   /* YMF754 */
        { 0, }
};

MODULE_DEVICE_TABLE(pci, snd_ymfpci_ids);

#ifdef SUPPORT_JOYSTICK
static int __devinit snd_ymfpci_create_gameport(struct snd_ymfpci *chip, int dev,
                                                int legacy_ctrl, int legacy_ctrl2)
{
        struct gameport *gp;
        struct resource *r = NULL;
        int io_port = joystick_port[dev];

        if (!io_port)
                return -ENODEV;

        if (chip->pci->device >= 0x0010) { /* YMF 744/754 */

                if (io_port == 1) {
                        /* auto-detect */
                        if (!(io_port = pci_resource_start(chip->pci, 2)))
                                return -ENODEV;
                }
        } else {
                if (io_port == 1) {
                        /* auto-detect */
                        for (io_port = 0x201; io_port <= 0x205; io_port++) {
                                if (io_port == 0x203)
                                        continue;
                                if ((r = request_region(io_port, 1, "YMFPCI gameport")) != NULL)
                                        break;
                        }
                        if (!r) {
                                printk(KERN_ERR "ymfpci: no gameport ports available\n");
                                return -EBUSY;
                        }
                }
                switch (io_port) {
                case 0x201: legacy_ctrl2 |= 0 << 6; break;
                case 0x202: legacy_ctrl2 |= 1 << 6; break;
                case 0x204: legacy_ctrl2 |= 2 << 6; break;
                case 0x205: legacy_ctrl2 |= 3 << 6; break;
                default:
                        printk(KERN_ERR "ymfpci: invalid joystick port %#x", io_port);
                        return -EINVAL;
                }
        }

        if (!r && !(r = request_region(io_port, 1, "YMFPCI gameport"))) {
                printk(KERN_ERR "ymfpci: joystick port %#x is in use.\n", io_port);
                return -EBUSY;
        }

        chip->gameport = gp = gameport_allocate_port();
        if (!gp) {
                printk(KERN_ERR "ymfpci: cannot allocate memory for gameport\n");
                release_and_free_resource(r);
                return -ENOMEM;
        }


        gameport_set_name(gp, "Yamaha YMF Gameport");
        gameport_set_phys(gp, "pci%s/gameport0", pci_name(chip->pci));
        gameport_set_dev_parent(gp, &chip->pci->dev);
        gp->io = io_port;
        gameport_set_port_data(gp, r);

        if (chip->pci->device >= 0x0010) /* YMF 744/754 */
                pci_write_config_word(chip->pci, PCIR_DSXG_JOYBASE, io_port);

        pci_write_config_word(chip->pci, PCIR_DSXG_LEGACY, legacy_ctrl | YMFPCI_LEGACY_JPEN);
        pci_write_config_word(chip->pci, PCIR_DSXG_ELEGACY, legacy_ctrl2);

        gameport_register_port(chip->gameport);

        return 0;
}

void snd_ymfpci_free_gameport(struct snd_ymfpci *chip)
{
        if (chip->gameport) {
                struct resource *r = gameport_get_port_data(chip->gameport);

                gameport_unregister_port(chip->gameport);
                chip->gameport = NULL;

                release_and_free_resource(r);
        }
}
#else
static inline int snd_ymfpci_create_gameport(struct snd_ymfpci *chip, int dev, int l, int l2) { return -ENOSYS; }
void snd_ymfpci_free_gameport(struct snd_ymfpci *chip) { }
#endif /* SUPPORT_JOYSTICK */

static int __devinit snd_card_ymfpci_probe(struct pci_dev *pci,
                                           const struct pci_device_id *pci_id)
{
        static int dev;
        struct snd_card *card;
        struct resource *fm_res = NULL;
        struct resource *mpu_res = NULL;
        struct snd_ymfpci *chip;
        struct snd_opl3 *opl3;
        const char *str, *model;
        int err;
        u16 legacy_ctrl, legacy_ctrl2, old_legacy_ctrl;

        if (dev >= SNDRV_CARDS)
                return -ENODEV;
        if (!enable[dev]) {
                dev++;
                return -ENOENT;
        }

        card = snd_card_new(index[dev], id[dev], THIS_MODULE, 0);
        if (card == NULL)
                return -ENOMEM;

        switch (pci_id->device) {
        case 0x0004: str = "YMF724";  model = "DS-1"; break;
        case 0x000d: str = "YMF724F"; model = "DS-1"; break;
        case 0x000a: str = "YMF740";  model = "DS-1L"; break;
        case 0x000c: str = "YMF740C"; model = "DS-1L"; break;
        case 0x0010: str = "YMF744";  model = "DS-1S"; break;
        case 0x0012: str = "YMF754";  model = "DS-1E"; break;
        default: model = str = "???"; break;
        }

        legacy_ctrl = 0;
        legacy_ctrl2 = 0x0800;  /* SBEN = 0, SMOD = 01, LAD = 0 */

        if (pci_id->device >= 0x0010) { /* YMF 744/754 */
                if (fm_port[dev] == 1) {
                        /* auto-detect */
                        fm_port[dev] = pci_resource_start(pci, 1);
                }
                if (fm_port[dev] > 0 &&
                    (fm_res = request_region(fm_port[dev], 4, "YMFPCI OPL3")) != NULL) {
                        legacy_ctrl |= YMFPCI_LEGACY_FMEN;
                        pci_write_config_word(pci, PCIR_DSXG_FMBASE, fm_port[dev]);
                }
                if (mpu_port[dev] == 1) {
                        /* auto-detect */
                        mpu_port[dev] = pci_resource_start(pci, 1) + 0x20;
                }
                if (mpu_port[dev] > 0 &&
                    (mpu_res = request_region(mpu_port[dev], 2, "YMFPCI MPU401")) != NULL) {
                        legacy_ctrl |= YMFPCI_LEGACY_MEN;
                        pci_write_config_word(pci, PCIR_DSXG_MPU401BASE, mpu_port[dev]);
                }
        } else {
                switch (fm_port[dev]) {
                case 0x388: legacy_ctrl2 |= 0; break;
                case 0x398: legacy_ctrl2 |= 1; break;
                case 0x3a0: legacy_ctrl2 |= 2; break;
                case 0x3a8: legacy_ctrl2 |= 3; break;
                default: fm_port[dev] = 0; break;
                }
                if (fm_port[dev] > 0 &&
                    (fm_res = request_region(fm_port[dev], 4, "YMFPCI OPL3")) != NULL) {
                        legacy_ctrl |= YMFPCI_LEGACY_FMEN;
                } else {
                        legacy_ctrl2 &= ~YMFPCI_LEGACY2_FMIO;
                        fm_port[dev] = 0;
                }
                switch (mpu_port[dev]) {
                case 0x330: legacy_ctrl2 |= 0 << 4; break;
                case 0x300: legacy_ctrl2 |= 1 << 4; break;
                case 0x332: legacy_ctrl2 |= 2 << 4; break;
                case 0x334: legacy_ctrl2 |= 3 << 4; break;
                default: mpu_port[dev] = 0; break;
                }
                if (mpu_port[dev] > 0 &&
                    (mpu_res = request_region(mpu_port[dev], 2, "YMFPCI MPU401")) != NULL) {
                        legacy_ctrl |= YMFPCI_LEGACY_MEN;
                } else {
                        legacy_ctrl2 &= ~YMFPCI_LEGACY2_MPUIO;
                        mpu_port[dev] = 0;
                }
        }
        if (mpu_res) {
                legacy_ctrl |= YMFPCI_LEGACY_MIEN;
                legacy_ctrl2 |= YMFPCI_LEGACY2_IMOD;
        }
        pci_read_config_word(pci, PCIR_DSXG_LEGACY, &old_legacy_ctrl);
        pci_write_config_word(pci, PCIR_DSXG_LEGACY, legacy_ctrl);
        pci_write_config_word(pci, PCIR_DSXG_ELEGACY, legacy_ctrl2);
        if ((err = snd_ymfpci_create(card, pci,
                                     old_legacy_ctrl,
                                     &chip)) < 0) {
                snd_card_free(card);
                release_and_free_resource(mpu_res);
                release_and_free_resource(fm_res);
                return err;
        }
        chip->fm_res = fm_res;
        chip->mpu_res = mpu_res;
        card->private_data = chip;

        strcpy(card->driver, str);
        sprintf(card->shortname, "Yamaha %s (%s)", model, str);
        sprintf(card->longname, "%s at 0x%lx, irq %i",
                card->shortname,
                chip->reg_area_phys,
                chip->irq);
        if ((err = snd_ymfpci_pcm(chip, 0, NULL)) < 0) {
                snd_card_free(card);
                return err;
        }
        if ((err = snd_ymfpci_pcm_spdif(chip, 1, NULL)) < 0) {
                snd_card_free(card);
                return err;
        }
        if ((err = snd_ymfpci_pcm_4ch(chip, 2, NULL)) < 0) {
                snd_card_free(card);
                return err;
        }
        if ((err = snd_ymfpci_pcm2(chip, 3, NULL)) < 0) {
                snd_card_free(card);
                return err;
        }
        if ((err = snd_ymfpci_mixer(chip, rear_switch[dev])) < 0) {
                snd_card_free(card);
                return err;
        }
        if ((err = snd_ymfpci_timer(chip, 0)) < 0) {
                snd_card_free(card);
                return err;
        }
        if (chip->mpu_res) {
                if ((err = snd_mpu401_uart_new(card, 0, MPU401_HW_YMFPCI,
                                               mpu_port[dev],
                                               MPU401_INFO_INTEGRATED,
                                               pci->irq, 0, &chip->rawmidi)) < 0) {
                        printk(KERN_WARNING "ymfpci: cannot initialize MPU401 at 0x%lx, skipping...\n", mpu_port[dev]);
                        legacy_ctrl &= ~YMFPCI_LEGACY_MIEN; /* disable MPU401 irq */
                        pci_write_config_word(pci, PCIR_DSXG_LEGACY, legacy_ctrl);
                }
        }
        if (chip->fm_res) {
                if ((err = snd_opl3_create(card,
                                           fm_port[dev],
                                           fm_port[dev] + 2,
                                           OPL3_HW_OPL3, 1, &opl3)) < 0) {
                        printk(KERN_WARNING "ymfpci: cannot initialize FM OPL3 at 0x%lx, skipping...\n", fm_port[dev]);
                        legacy_ctrl &= ~YMFPCI_LEGACY_FMEN;
                        pci_write_config_word(pci, PCIR_DSXG_LEGACY, legacy_ctrl);
                } else if ((err = snd_opl3_hwdep_new(opl3, 0, 1, NULL)) < 0) {
                        snd_card_free(card);
                        snd_printk(KERN_ERR "cannot create opl3 hwdep\n");
                        return err;
                }
        }

        snd_ymfpci_create_gameport(chip, dev, legacy_ctrl, legacy_ctrl2);

        if ((err = snd_card_register(card)) < 0) {
                snd_card_free(card);
                return err;
        }
        pci_set_drvdata(pci, card);
        dev++;
        return 0;
}

static void __devexit snd_card_ymfpci_remove(struct pci_dev *pci)
{
        snd_card_free(pci_get_drvdata(pci));
        pci_set_drvdata(pci, NULL);
}

static struct pci_driver driver = {
        .name = "Yamaha DS-1 PCI",
        .id_table = snd_ymfpci_ids,
        .probe = snd_card_ymfpci_probe,
        .remove = __devexit_p(snd_card_ymfpci_remove),
#ifdef CONFIG_PM
        .suspend = snd_ymfpci_suspend,
        .resume = snd_ymfpci_resume,
#endif
};

static int __init alsa_card_ymfpci_init(void)
{
        return pci_register_driver(&driver);
}

static void __exit alsa_card_ymfpci_exit(void)
{
        pci_unregister_driver(&driver);
}

module_init(alsa_card_ymfpci_init)
module_exit(alsa_card_ymfpci_exit)

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