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Diffstat (limited to 'sound/isa/es1688/es1688.c')
-rw-r--r--sound/isa/es1688/es1688.c225
1 files changed, 190 insertions, 35 deletions
diff --git a/sound/isa/es1688/es1688.c b/sound/isa/es1688/es1688.c
index 07df201ed8fa..0cde8131a575 100644
--- a/sound/isa/es1688/es1688.c
+++ b/sound/isa/es1688/es1688.c
@@ -22,6 +22,7 @@
#include <linux/init.h>
#include <linux/err.h>
#include <linux/isa.h>
+#include <linux/isapnp.h>
#include <linux/time.h>
#include <linux/wait.h>
#include <linux/moduleparam.h>
@@ -45,8 +46,13 @@ MODULE_SUPPORTED_DEVICE("{{ESS,ES688 PnP AudioDrive,pnp:ESS0100},"
"{ESS,ES688 AudioDrive,pnp:ESS6881},"
"{ESS,ES1688 AudioDrive,pnp:ESS1681}}");
+MODULE_ALIAS("snd_es968");
+
static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */
static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */
+#ifdef CONFIG_PNP
+static int isapnp[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_ISAPNP;
+#endif
static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE; /* Enable this card */
static long port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* 0x220,0x240,0x260 */
static long fm_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* Usually 0x388 */
@@ -60,6 +66,10 @@ MODULE_PARM_DESC(index, "Index value for " CRD_NAME " soundcard.");
module_param_array(id, charp, NULL, 0444);
MODULE_PARM_DESC(id, "ID string for " CRD_NAME " soundcard.");
module_param_array(enable, bool, NULL, 0444);
+#ifdef CONFIG_PNP
+module_param_array(isapnp, bool, NULL, 0444);
+MODULE_PARM_DESC(isapnp, "PnP detection for specified soundcard.");
+#endif
MODULE_PARM_DESC(enable, "Enable " CRD_NAME " soundcard.");
module_param_array(port, long, NULL, 0444);
MODULE_PARM_DESC(port, "Port # for " CRD_NAME " driver.");
@@ -74,14 +84,21 @@ MODULE_PARM_DESC(mpu_irq, "MPU-401 IRQ # for " CRD_NAME " driver.");
module_param_array(dma8, int, NULL, 0444);
MODULE_PARM_DESC(dma8, "8-bit DMA # for " CRD_NAME " driver.");
+#ifdef CONFIG_PNP
+#define is_isapnp_selected(dev) isapnp[dev]
+#else
+#define is_isapnp_selected(dev) 0
+#endif
+
static int __devinit snd_es1688_match(struct device *dev, unsigned int n)
{
- return enable[n];
+ return enable[n] && !is_isapnp_selected(n);
}
-static int __devinit snd_es1688_legacy_create(struct snd_card *card,
- struct device *dev, unsigned int n, struct snd_es1688 **rchip)
+static int __devinit snd_es1688_legacy_create(struct snd_card *card,
+ struct device *dev, unsigned int n)
{
+ struct snd_es1688 *chip = card->private_data;
static long possible_ports[] = {0x220, 0x240, 0x260};
static int possible_irqs[] = {5, 9, 10, 7, -1};
static int possible_dmas[] = {1, 3, 0, -1};
@@ -104,47 +121,39 @@ static int __devinit snd_es1688_legacy_create(struct snd_card *card,
}
if (port[n] != SNDRV_AUTO_PORT)
- return snd_es1688_create(card, port[n], mpu_port[n], irq[n],
- mpu_irq[n], dma8[n], ES1688_HW_AUTO, rchip);
+ return snd_es1688_create(card, chip, port[n], mpu_port[n],
+ irq[n], mpu_irq[n], dma8[n], ES1688_HW_AUTO);
i = 0;
do {
port[n] = possible_ports[i];
- error = snd_es1688_create(card, port[n], mpu_port[n], irq[n],
- mpu_irq[n], dma8[n], ES1688_HW_AUTO, rchip);
+ error = snd_es1688_create(card, chip, port[n], mpu_port[n],
+ irq[n], mpu_irq[n], dma8[n], ES1688_HW_AUTO);
} while (error < 0 && ++i < ARRAY_SIZE(possible_ports));
return error;
}
-static int __devinit snd_es1688_probe(struct device *dev, unsigned int n)
+static int __devinit snd_es1688_probe(struct snd_card *card, unsigned int n)
{
- struct snd_card *card;
- struct snd_es1688 *chip;
+ struct snd_es1688 *chip = card->private_data;
struct snd_opl3 *opl3;
struct snd_pcm *pcm;
int error;
- error = snd_card_create(index[n], id[n], THIS_MODULE, 0, &card);
+ error = snd_es1688_pcm(card, chip, 0, &pcm);
if (error < 0)
return error;
- error = snd_es1688_legacy_create(card, dev, n, &chip);
- if (error < 0)
- goto out;
-
- error = snd_es1688_pcm(chip, 0, &pcm);
+ error = snd_es1688_mixer(card, chip);
if (error < 0)
- goto out;
-
- error = snd_es1688_mixer(chip);
- if (error < 0)
- goto out;
+ return error;
- strcpy(card->driver, "ES1688");
- strcpy(card->shortname, pcm->name);
- sprintf(card->longname, "%s at 0x%lx, irq %i, dma %i", pcm->name,
- chip->port, chip->irq, chip->dma8);
+ strlcpy(card->driver, "ES1688", sizeof(card->driver));
+ strlcpy(card->shortname, pcm->name, sizeof(card->shortname));
+ snprintf(card->longname, sizeof(card->longname),
+ "%s at 0x%lx, irq %i, dma %i", pcm->name, chip->port,
+ chip->irq, chip->dma8);
if (fm_port[n] == SNDRV_AUTO_PORT)
fm_port[n] = port[n]; /* share the same port */
@@ -152,12 +161,12 @@ static int __devinit snd_es1688_probe(struct device *dev, unsigned int n)
if (fm_port[n] > 0) {
if (snd_opl3_create(card, fm_port[n], fm_port[n] + 2,
OPL3_HW_OPL3, 0, &opl3) < 0)
- dev_warn(dev,
+ dev_warn(card->dev,
"opl3 not detected at 0x%lx\n", fm_port[n]);
else {
error = snd_opl3_hwdep_new(opl3, 0, 1, NULL);
if (error < 0)
- goto out;
+ return error;
}
}
@@ -167,23 +176,41 @@ static int __devinit snd_es1688_probe(struct device *dev, unsigned int n)
chip->mpu_port, 0,
mpu_irq[n], IRQF_DISABLED, NULL);
if (error < 0)
- goto out;
+ return error;
}
+ return snd_card_register(card);
+}
+
+static int __devinit snd_es1688_isa_probe(struct device *dev, unsigned int n)
+{
+ struct snd_card *card;
+ int error;
+
+ error = snd_card_create(index[n], id[n], THIS_MODULE,
+ sizeof(struct snd_es1688), &card);
+ if (error < 0)
+ return error;
+
+ error = snd_es1688_legacy_create(card, dev, n);
+ if (error < 0)
+ goto out;
+
snd_card_set_dev(card, dev);
- error = snd_card_register(card);
+ error = snd_es1688_probe(card, n);
if (error < 0)
goto out;
dev_set_drvdata(dev, card);
- return 0;
-out: snd_card_free(card);
+ return 0;
+out:
+ snd_card_free(card);
return error;
}
-static int __devexit snd_es1688_remove(struct device *dev, unsigned int n)
+static int __devexit snd_es1688_isa_remove(struct device *dev, unsigned int n)
{
snd_card_free(dev_get_drvdata(dev));
dev_set_drvdata(dev, NULL);
@@ -192,8 +219,8 @@ static int __devexit snd_es1688_remove(struct device *dev, unsigned int n)
static struct isa_driver snd_es1688_driver = {
.match = snd_es1688_match,
- .probe = snd_es1688_probe,
- .remove = __devexit_p(snd_es1688_remove),
+ .probe = snd_es1688_isa_probe,
+ .remove = __devexit_p(snd_es1688_isa_remove),
#if 0 /* FIXME */
.suspend = snd_es1688_suspend,
.resume = snd_es1688_resume,
@@ -203,14 +230,142 @@ static struct isa_driver snd_es1688_driver = {
}
};
+static int snd_es968_pnp_is_probed;
+
+#ifdef CONFIG_PNP
+static int __devinit snd_card_es968_pnp(struct snd_card *card, unsigned int n,
+ struct pnp_card_link *pcard,
+ const struct pnp_card_device_id *pid)
+{
+ struct snd_es1688 *chip = card->private_data;
+ struct pnp_dev *pdev;
+ int error;
+
+ pdev = pnp_request_card_device(pcard, pid->devs[0].id, NULL);
+ if (pdev == NULL)
+ return -ENODEV;
+
+ error = pnp_activate_dev(pdev);
+ if (error < 0) {
+ snd_printk(KERN_ERR "ES968 pnp configure failure\n");
+ return error;
+ }
+ port[n] = pnp_port_start(pdev, 0);
+ dma8[n] = pnp_dma(pdev, 0);
+ irq[n] = pnp_irq(pdev, 0);
+
+ return snd_es1688_create(card, chip, port[n], mpu_port[n], irq[n],
+ mpu_irq[n], dma8[n], ES1688_HW_AUTO);
+}
+
+static int __devinit snd_es968_pnp_detect(struct pnp_card_link *pcard,
+ const struct pnp_card_device_id *pid)
+{
+ struct snd_card *card;
+ static unsigned int dev;
+ int error;
+ struct snd_es1688 *chip;
+
+ if (snd_es968_pnp_is_probed)
+ return -EBUSY;
+ for ( ; dev < SNDRV_CARDS; dev++) {
+ if (enable[dev] && isapnp[dev])
+ break;
+ }
+ if (dev == SNDRV_CARDS)
+ return -ENODEV;
+
+ error = snd_card_create(index[dev], id[dev], THIS_MODULE,
+ sizeof(struct snd_es1688), &card);
+ if (error < 0)
+ return error;
+ chip = card->private_data;
+
+ error = snd_card_es968_pnp(card, dev, pcard, pid);
+ if (error < 0) {
+ snd_card_free(card);
+ return error;
+ }
+ snd_card_set_dev(card, &pcard->card->dev);
+ error = snd_es1688_probe(card, dev);
+ if (error < 0)
+ return error;
+ pnp_set_card_drvdata(pcard, card);
+ snd_es968_pnp_is_probed = 1;
+ return 0;
+}
+
+static void __devexit snd_es968_pnp_remove(struct pnp_card_link * pcard)
+{
+ snd_card_free(pnp_get_card_drvdata(pcard));
+ pnp_set_card_drvdata(pcard, NULL);
+ snd_es968_pnp_is_probed = 0;
+}
+
+#ifdef CONFIG_PM
+static int snd_es968_pnp_suspend(struct pnp_card_link *pcard,
+ pm_message_t state)
+{
+ struct snd_card *card = pnp_get_card_drvdata(pcard);
+ struct snd_es1688 *chip = card->private_data;
+
+ snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
+ snd_pcm_suspend_all(chip->pcm);
+ return 0;
+}
+
+static int snd_es968_pnp_resume(struct pnp_card_link *pcard)
+{
+ struct snd_card *card = pnp_get_card_drvdata(pcard);
+ struct snd_es1688 *chip = card->private_data;
+
+ snd_es1688_reset(chip);
+ snd_power_change_state(card, SNDRV_CTL_POWER_D0);
+ return 0;
+}
+#endif
+
+static struct pnp_card_device_id snd_es968_pnpids[] = {
+ { .id = "ESS0968", .devs = { { "@@@0968" }, } },
+ { .id = "ESS0968", .devs = { { "ESS0968" }, } },
+ { .id = "", } /* end */
+};
+
+MODULE_DEVICE_TABLE(pnp_card, snd_es968_pnpids);
+
+static struct pnp_card_driver es968_pnpc_driver = {
+ .flags = PNP_DRIVER_RES_DISABLE,
+ .name = DEV_NAME " PnP",
+ .id_table = snd_es968_pnpids,
+ .probe = snd_es968_pnp_detect,
+ .remove = __devexit_p(snd_es968_pnp_remove),
+#ifdef CONFIG_PM
+ .suspend = snd_es968_pnp_suspend,
+ .resume = snd_es968_pnp_resume,
+#endif
+};
+#endif
+
static int __init alsa_card_es1688_init(void)
{
+#ifdef CONFIG_PNP
+ pnp_register_card_driver(&es968_pnpc_driver);
+ if (snd_es968_pnp_is_probed)
+ return 0;
+ pnp_unregister_card_driver(&es968_pnpc_driver);
+#endif
return isa_register_driver(&snd_es1688_driver, SNDRV_CARDS);
}
static void __exit alsa_card_es1688_exit(void)
{
- isa_unregister_driver(&snd_es1688_driver);
+ if (!snd_es968_pnp_is_probed) {
+ isa_unregister_driver(&snd_es1688_driver);
+ return;
+ }
+#ifdef CONFIG_PNP
+ pnp_unregister_card_driver(&es968_pnpc_driver);
+#endif
}
module_init(alsa_card_es1688_init);
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.