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Diffstat (limited to 'sound/isa/opti9xx')
-rw-r--r--sound/isa/opti9xx/miro.c203
1 files changed, 192 insertions, 11 deletions
diff --git a/sound/isa/opti9xx/miro.c b/sound/isa/opti9xx/miro.c
index c67bc3cd2c65..6123c7531110 100644
--- a/sound/isa/opti9xx/miro.c
+++ b/sound/isa/opti9xx/miro.c
@@ -25,6 +25,7 @@
 #include <linux/init.h>
 #include <linux/err.h>
 #include <linux/isa.h>
+#include <linux/pnp.h>
 #include <linux/delay.h>
 #include <linux/slab.h>
 #include <linux/ioport.h>
@@ -60,6 +61,9 @@ static int dma1 = SNDRV_DEFAULT_DMA1;		/* 0,1,3 */
 static int dma2 = SNDRV_DEFAULT_DMA1;		/* 0,1,3 */
 static int wss;
 static int ide;
+#ifdef CONFIG_PNP
+static int isapnp = 1;				/* Enable ISA PnP detection */
+#endif
 
 module_param(index, int, 0444);
 MODULE_PARM_DESC(index, "Index value for miro soundcard.");
@@ -83,6 +87,10 @@ module_param(wss, int, 0444);
 MODULE_PARM_DESC(wss, "wss mode");
 module_param(ide, int, 0444);
 MODULE_PARM_DESC(ide, "enable ide port");
+#ifdef CONFIG_PNP
+module_param(isapnp, bool, 0444);
+MODULE_PARM_DESC(isapnp, "Enable ISA PnP detection for specified soundcard.");
+#endif
 
 #define OPTi9XX_HW_DETECT	0
 #define OPTi9XX_HW_82C928	1
@@ -131,6 +139,21 @@ static char * snd_opti9xx_names[] = {
 	"82C930", "82C931", "82C933"
 };
 
+static int snd_miro_pnp_is_probed;
+
+#ifdef CONFIG_PNP
+
+static struct pnp_card_device_id snd_miro_pnpids[] = {
+	/* PCM20 and PCM12 in PnP mode */
+	{ .id = "MIR0924",
+	  .devs = { { "MIR0000" }, { "MIR0002" }, { "MIR0005" } }, },
+	{ .id = "" }
+};
+
+MODULE_DEVICE_TABLE(pnp_card, snd_miro_pnpids);
+
+#endif	/* CONFIG_PNP */
+
 /* 
  *  ACI control
  */
@@ -781,17 +804,23 @@ static int __devinit snd_miro_init(struct snd_miro *chip,
 	chip->mpu_port = -1;
 	chip->mpu_irq = -1;
 
+	chip->pwd_reg = 3;
+
+#ifdef CONFIG_PNP
+	if (isapnp && chip->mc_base)
+		/* PnP resource gives the least 10 bits */
+		chip->mc_base |= 0xc00;
+	else
+#endif
+		chip->mc_base = 0xf8c;
+
 	switch (hardware) {
 	case OPTi9XX_HW_82C929:
-		chip->mc_base = 0xf8c;
 		chip->password = 0xe3;
-		chip->pwd_reg = 3;
 		break;
 
 	case OPTi9XX_HW_82C924:
-		chip->mc_base = 0xf8c;
 		chip->password = 0xe5;
-		chip->pwd_reg = 3;
 		break;
 
 	default:
@@ -1014,17 +1043,22 @@ static int __devinit snd_miro_configure(struct snd_miro *chip)
 		return -EINVAL;
 	}
 
-	switch (chip->wss_base) {
-	case 0x530:
+	/* PnP resource says it decodes only 10 bits of address */
+	switch (chip->wss_base & 0x3ff) {
+	case 0x130:
+		chip->wss_base = 0x530;
 		wss_base_bits = 0x00;
 		break;
-	case 0x604:
+	case 0x204:
+		chip->wss_base = 0x604;
 		wss_base_bits = 0x03;
 		break;
-	case 0xe80:
+	case 0x280:
+		chip->wss_base = 0xe80;
 		wss_base_bits = 0x01;
 		break;
-	case 0xf40:
+	case 0x340:
+		chip->wss_base = 0xf40;
 		wss_base_bits = 0x02;
 		break;
 	default:
@@ -1238,7 +1272,7 @@ static int __devinit snd_card_miro_aci_detect(struct snd_card *card,
 static void snd_card_miro_free(struct snd_card *card)
 {
 	struct snd_miro *miro = card->private_data;
-        
+
 	release_and_free_resource(miro->res_aci_port);
 	if (miro->aci)
 		miro->aci->aci_port = 0;
@@ -1370,6 +1404,12 @@ static int __devinit snd_miro_probe(struct snd_card *card)
 
 static int __devinit snd_miro_isa_match(struct device *devptr, unsigned int n)
 {
+#ifdef CONFIG_PNP
+	if (snd_miro_pnp_is_probed)
+		return 0;
+	if (isapnp)
+		return 0;
+#endif
 	return 1;
 }
 
@@ -1487,14 +1527,155 @@ static struct isa_driver snd_miro_driver = {
 	},
 };
 
+#ifdef CONFIG_PNP
+
+static int __devinit snd_card_miro_pnp(struct snd_miro *chip,
+					struct pnp_card_link *card,
+					const struct pnp_card_device_id *pid)
+{
+	struct pnp_dev *pdev;
+	int err;
+	struct pnp_dev *devmpu;
+	struct pnp_dev *devmc;
+
+	pdev = pnp_request_card_device(card, pid->devs[0].id, NULL);
+	if (pdev == NULL)
+		return -EBUSY;
+
+	devmpu = pnp_request_card_device(card, pid->devs[1].id, NULL);
+	if (devmpu == NULL)
+		return -EBUSY;
+
+	devmc = pnp_request_card_device(card, pid->devs[2].id, NULL);
+	if (devmc == NULL)
+		return -EBUSY;
+
+	err = pnp_activate_dev(pdev);
+	if (err < 0) {
+		snd_printk(KERN_ERR "AUDIO pnp configure failure: %d\n", err);
+		return err;
+	}
+
+	err = pnp_activate_dev(devmc);
+	if (err < 0) {
+		snd_printk(KERN_ERR "OPL syntg pnp configure failure: %d\n",
+				    err);
+		return err;
+	}
+
+	port = pnp_port_start(pdev, 1);
+	fm_port = pnp_port_start(pdev, 2) + 8;
+
+	/*
+	 * The MC(0) is never accessed and the miroSOUND PCM20 card does not
+	 * include it in the PnP resource range. OPTI93x include it.
+	 */
+	chip->mc_base = pnp_port_start(devmc, 0) - 1;
+	chip->mc_base_size = pnp_port_len(devmc, 0) + 1;
+
+	irq = pnp_irq(pdev, 0);
+	dma1 = pnp_dma(pdev, 0);
+	dma2 = pnp_dma(pdev, 1);
+
+	if (mpu_port > 0) {
+		err = pnp_activate_dev(devmpu);
+		if (err < 0) {
+			snd_printk(KERN_ERR "MPU401 pnp configure failure\n");
+			mpu_port = -1;
+			return err;
+		}
+		mpu_port = pnp_port_start(devmpu, 0);
+		mpu_irq = pnp_irq(devmpu, 0);
+	}
+	return 0;
+}
+
+static int __devinit snd_miro_pnp_probe(struct pnp_card_link *pcard,
+					const struct pnp_card_device_id *pid)
+{
+	struct snd_card *card;
+	int err;
+	struct snd_miro *miro;
+
+	if (snd_miro_pnp_is_probed)
+		return -EBUSY;
+	if (!isapnp)
+		return -ENODEV;
+	err = snd_card_create(index, id, THIS_MODULE,
+				sizeof(struct snd_miro), &card);
+	if (err < 0)
+		return err;
+
+	card->private_free = snd_card_miro_free;
+	miro = card->private_data;
+
+	err = snd_card_miro_pnp(miro, pcard, pid);
+	if (err) {
+		snd_card_free(card);
+		return err;
+	}
+
+	/* only miroSOUND PCM20 and PCM12 == OPTi924 */
+	err = snd_miro_init(miro, OPTi9XX_HW_82C924);
+	if (err) {
+		snd_card_free(card);
+		return err;
+	}
+
+	err = snd_miro_opti_check(miro);
+	if (err) {
+		snd_printk(KERN_ERR "OPTI chip not found\n");
+		snd_card_free(card);
+		return err;
+	}
+
+	snd_card_set_dev(card, &pcard->card->dev);
+	err = snd_miro_probe(card);
+	if (err < 0) {
+		snd_card_free(card);
+		return err;
+	}
+	pnp_set_card_drvdata(pcard, card);
+	snd_miro_pnp_is_probed = 1;
+	return 0;
+}
+
+static void __devexit snd_miro_pnp_remove(struct pnp_card_link * pcard)
+{
+	snd_card_free(pnp_get_card_drvdata(pcard));
+	pnp_set_card_drvdata(pcard, NULL);
+	snd_miro_pnp_is_probed = 0;
+}
+
+static struct pnp_card_driver miro_pnpc_driver = {
+	.flags		= PNP_DRIVER_RES_DISABLE,
+	.name		= "miro",
+	.id_table	= snd_miro_pnpids,
+	.probe		= snd_miro_pnp_probe,
+	.remove		= __devexit_p(snd_miro_pnp_remove),
+};
+#endif
+
 static int __init alsa_card_miro_init(void)
 {
+#ifdef CONFIG_PNP
+	pnp_register_card_driver(&miro_pnpc_driver);
+	if (snd_miro_pnp_is_probed)
+		return 0;
+	pnp_unregister_card_driver(&miro_pnpc_driver);
+#endif
 	return isa_register_driver(&snd_miro_driver, 1);
 }
 
 static void __exit alsa_card_miro_exit(void)
 {
-	isa_unregister_driver(&snd_miro_driver);
+	if (!snd_miro_pnp_is_probed) {
+		isa_unregister_driver(&snd_miro_driver);
+		return;
+	}
+#ifdef CONFIG_PNP
+	pnp_unregister_card_driver(&miro_pnpc_driver);
+#endif
 }
 
 module_init(alsa_card_miro_init)
generated by cgit-pink 1.4.1 (git 2.36.1) at 2024-09-23 12:28:24 +0000