// SPDX-License-Identifier: GPL-2.0-or-later
/*
 * Driver for Digigram VX222 V2/Mic PCI soundcards
 *
 * Copyright (c) 2002 by Takashi Iwai <tiwai@suse.de>
 */

#include <linux/init.h>
#include <linux/interrupt.h>
#include <linux/pci.h>
#include <linux/slab.h>
#include <linux/module.h>
#include <sound/core.h>
#include <sound/initval.h>
#include <sound/tlv.h>
#include "vx222.h"

#define CARD_NAME "VX222"

MODULE_AUTHOR("Takashi Iwai <tiwai@suse.de>");
MODULE_DESCRIPTION("Digigram VX222 V2/Mic");
MODULE_LICENSE("GPL");

static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;      /* Index 0-MAX */
static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;       /* ID for this card */
static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;     /* Enable this card */
static bool mic[SNDRV_CARDS]; /* microphone */
static int ibl[SNDRV_CARDS]; /* microphone */

module_param_array(index, int, NULL, 0444);
MODULE_PARM_DESC(index, "Index value for Digigram " CARD_NAME " soundcard.");
module_param_array(id, charp, NULL, 0444);
MODULE_PARM_DESC(id, "ID string for Digigram " CARD_NAME " soundcard.");
module_param_array(enable, bool, NULL, 0444);
MODULE_PARM_DESC(enable, "Enable Digigram " CARD_NAME " soundcard.");
module_param_array(mic, bool, NULL, 0444);
MODULE_PARM_DESC(mic, "Enable Microphone.");
module_param_array(ibl, int, NULL, 0444);
MODULE_PARM_DESC(ibl, "Capture IBL size.");

/*
 */

enum {
        VX_PCI_VX222_OLD,
        VX_PCI_VX222_NEW
};

static const struct pci_device_id snd_vx222_ids[] = {
        { 0x10b5, 0x9050, 0x1369, PCI_ANY_ID, 0, 0, VX_PCI_VX222_OLD, },   /* PLX */
        { 0x10b5, 0x9030, 0x1369, PCI_ANY_ID, 0, 0, VX_PCI_VX222_NEW, },   /* PLX */
        { 0, }
};

MODULE_DEVICE_TABLE(pci, snd_vx222_ids);


/*
 */

static const DECLARE_TLV_DB_SCALE(db_scale_old_vol, -11350, 50, 0);
static const DECLARE_TLV_DB_SCALE(db_scale_akm, -7350, 50, 0);

static const struct snd_vx_hardware vx222_old_hw = {

        .name = "VX222/Old",
        .type = VX_TYPE_BOARD,
        /* hw specs */
        .num_codecs = 1,
        .num_ins = 1,
        .num_outs = 1,
        .output_level_max = VX_ANALOG_OUT_LEVEL_MAX,
        .output_level_db_scale = db_scale_old_vol,
};

static const struct snd_vx_hardware vx222_v2_hw = {

        .name = "VX222/v2",
        .type = VX_TYPE_V2,
        /* hw specs */
        .num_codecs = 1,
        .num_ins = 1,
        .num_outs = 1,
        .output_level_max = VX2_AKM_LEVEL_MAX,
        .output_level_db_scale = db_scale_akm,
};

static const struct snd_vx_hardware vx222_mic_hw = {

        .name = "VX222/Mic",
        .type = VX_TYPE_MIC,
        /* hw specs */
        .num_codecs = 1,
        .num_ins = 1,
        .num_outs = 1,
        .output_level_max = VX2_AKM_LEVEL_MAX,
        .output_level_db_scale = db_scale_akm,
};


/*
 */
static int snd_vx222_create(struct snd_card *card, struct pci_dev *pci,
                            const struct snd_vx_hardware *hw,
                            struct snd_vx222 **rchip)
{
        struct vx_core *chip;
        struct snd_vx222 *vx;
        int i, err;
        const struct snd_vx_ops *vx_ops;

        /* enable PCI device */
        err = pcim_enable_device(pci);
        if (err < 0)
                return err;
        pci_set_master(pci);

        vx_ops = hw->type == VX_TYPE_BOARD ? &vx222_old_ops : &vx222_ops;
        chip = snd_vx_create(card, hw, vx_ops,
                             sizeof(struct snd_vx222) - sizeof(struct vx_core));
        if (!chip)
                return -ENOMEM;
        vx = to_vx222(chip);
        vx->pci = pci;

        err = pcim_request_all_regions(pci, KBUILD_MODNAME);
        if (err < 0)
                return err;
        for (i = 0; i < 2; i++)
                vx->port[i] = pci_resource_start(pci, i + 1);

        if (devm_request_threaded_irq(&pci->dev, pci->irq, snd_vx_irq_handler,
                                      snd_vx_threaded_irq_handler, IRQF_SHARED,
                                      KBUILD_MODNAME, chip)) {
                dev_err(card->dev, "unable to grab IRQ %d\n", pci->irq);
                return -EBUSY;
        }
        chip->irq = pci->irq;
        card->sync_irq = chip->irq;
        *rchip = vx;

        return 0;
}


static int snd_vx222_probe(struct pci_dev *pci,
                           const struct pci_device_id *pci_id)
{
        static int dev;
        struct snd_card *card;
        const struct snd_vx_hardware *hw;
        struct snd_vx222 *vx;
        int err;

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

        err = snd_devm_card_new(&pci->dev, index[dev], id[dev], THIS_MODULE,
                                0, &card);
        if (err < 0)
                return err;

        switch ((int)pci_id->driver_data) {
        case VX_PCI_VX222_OLD:
                hw = &vx222_old_hw;
                break;
        case VX_PCI_VX222_NEW:
        default:
                if (mic[dev])
                        hw = &vx222_mic_hw;
                else
                        hw = &vx222_v2_hw;
                break;
        }
        err = snd_vx222_create(card, pci, hw, &vx);
        if (err < 0)
                return err;
        card->private_data = vx;
        vx->core.ibl.size = ibl[dev];

        sprintf(card->longname, "%s at 0x%lx & 0x%lx, irq %i",
                card->shortname, vx->port[0], vx->port[1], vx->core.irq);
        dev_dbg(card->dev, "%s at 0x%lx & 0x%lx, irq %i\n",
                    card->shortname, vx->port[0], vx->port[1], vx->core.irq);

#ifdef SND_VX_FW_LOADER
        vx->core.dev = &pci->dev;
#endif

        err = snd_vx_setup_firmware(&vx->core);
        if (err < 0)
                return err;

        err = snd_card_register(card);
        if (err < 0)
                return err;

        pci_set_drvdata(pci, card);
        dev++;
        return 0;
}

static int snd_vx222_suspend(struct device *dev)
{
        struct snd_card *card = dev_get_drvdata(dev);
        struct snd_vx222 *vx = card->private_data;

        return snd_vx_suspend(&vx->core);
}

static int snd_vx222_resume(struct device *dev)
{
        struct snd_card *card = dev_get_drvdata(dev);
        struct snd_vx222 *vx = card->private_data;

        return snd_vx_resume(&vx->core);
}

static DEFINE_SIMPLE_DEV_PM_OPS(snd_vx222_pm, snd_vx222_suspend, snd_vx222_resume);

static struct pci_driver vx222_driver = {
        .name = KBUILD_MODNAME,
        .id_table = snd_vx222_ids,
        .probe = snd_vx222_probe,
        .driver = {
                .pm = pm_ptr(&snd_vx222_pm),
        },
};

module_pci_driver(vx222_driver);