X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=sound%2Fisa%2Fsb%2Fes968.c;h=d4d65b84265a8dd972d6904b65ead1be6b3b2a98;hb=43bc926fffd92024b46cafaf7350d669ba9ca884;hp=15a77e8667bc66fe49a93812188315777906e1b2;hpb=c7b5ebbddf7bcd3651947760f423e3783bbe6573;p=linux-2.6.git

diff --git a/sound/isa/sb/es968.c b/sound/isa/sb/es968.c
index 15a77e866..d4d65b842 100644
--- a/sound/isa/sb/es968.c
+++ b/sound/isa/sb/es968.c
@@ -42,23 +42,23 @@ static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_ISAPNP; /* Enable this car
 static long port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;	/* PnP setup */
 static int irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ;	/* Pnp setup */
 static int dma8[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;	/* PnP setup */
-static int boot_devs;
 
-module_param_array(index, int, boot_devs, 0444);
+module_param_array(index, int, NULL, 0444);
 MODULE_PARM_DESC(index, "Index value for es968 based soundcard.");
-module_param_array(id, charp, boot_devs, 0444);
+module_param_array(id, charp, NULL, 0444);
 MODULE_PARM_DESC(id, "ID string for es968 based soundcard.");
-module_param_array(enable, bool, boot_devs, 0444);
+module_param_array(enable, bool, NULL, 0444);
 MODULE_PARM_DESC(enable, "Enable es968 based soundcard.");
-module_param_array(port, long, boot_devs, 0444);
+module_param_array(port, long, NULL, 0444);
 MODULE_PARM_DESC(port, "Port # for es968 driver.");
-module_param_array(irq, int, boot_devs, 0444);
+module_param_array(irq, int, NULL, 0444);
 MODULE_PARM_DESC(irq, "IRQ # for es968 driver.");
-module_param_array(dma8, int, boot_devs, 0444);
+module_param_array(dma8, int, NULL, 0444);
 MODULE_PARM_DESC(dma8, "8-bit DMA # for es968 driver.");
 
 struct snd_card_es968 {
 	struct pnp_dev *dev;
+	struct snd_sb *chip;
 };
 
 static struct pnp_card_device_id snd_es968_pnpids[] = {
@@ -73,7 +73,7 @@ MODULE_DEVICE_TABLE(pnp_card, snd_es968_pnpids);
 static irqreturn_t snd_card_es968_interrupt(int irq, void *dev_id,
 					    struct pt_regs *regs)
 {
-	sb_t *chip = dev_id;
+	struct snd_sb *chip = dev_id;
 
 	if (chip->open & SB_OPEN_PCM) {
 		return snd_sb8dsp_interrupt(chip);
@@ -124,19 +124,19 @@ static int __devinit snd_card_es968_pnp(int dev, struct snd_card_es968 *acard,
 	return 0;
 }
 
-static int __init snd_card_es968_probe(int dev,
+static int __devinit snd_card_es968_probe(int dev,
 					struct pnp_card_link *pcard,
 					const struct pnp_card_device_id *pid)
 {
 	int error;
-	sb_t *chip;
-	snd_card_t *card;
+	struct snd_sb *chip;
+	struct snd_card *card;
 	struct snd_card_es968 *acard;
 
 	if ((card = snd_card_new(index[dev], id[dev], THIS_MODULE,
 				 sizeof(struct snd_card_es968))) == NULL)
 		return -ENOMEM;
-	acard = (struct snd_card_es968 *)card->private_data;
+	acard = card->private_data;
 	if ((error = snd_card_es968_pnp(dev, acard, pcard, pid))) {
 		snd_card_free(card);
 		return error;
@@ -152,6 +152,7 @@ static int __init snd_card_es968_probe(int dev,
 		snd_card_free(card);
 		return error;
 	}
+	acard->chip = chip;
 
 	if ((error = snd_sb8dsp_pcm(chip, 0, NULL)) < 0) {
 		snd_card_free(card);
@@ -181,6 +182,8 @@ static int __init snd_card_es968_probe(int dev,
 	return 0;
 }
 
+static unsigned int __devinitdata es968_devices;
+
 static int __devinit snd_es968_pnp_detect(struct pnp_card_link *card,
                                           const struct pnp_card_device_id *id)
 {
@@ -194,6 +197,7 @@ static int __devinit snd_es968_pnp_detect(struct pnp_card_link *card,
 		if (res < 0)
 			return res;
 		dev++;
+		es968_devices++;
 		return 0;
 	}
 	return -ENODEV;
@@ -201,11 +205,35 @@ static int __devinit snd_es968_pnp_detect(struct pnp_card_link *card,
 
 static void __devexit snd_es968_pnp_remove(struct pnp_card_link * pcard)
 {
-	snd_card_t *card = (snd_card_t *) pnp_get_card_drvdata(pcard);
+	snd_card_free(pnp_get_card_drvdata(pcard));
+	pnp_set_card_drvdata(pcard, NULL);
+}
+
+#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_card_es968 *acard = card->private_data;
+	struct snd_sb *chip = acard->chip;
+
+	snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
+	snd_pcm_suspend_all(chip->pcm);
+	snd_sbmixer_suspend(chip);
+	return 0;
+}
+
+static int snd_es968_pnp_resume(struct pnp_card_link *pcard)
+{
+	struct snd_card *card = pnp_get_card_drvdata(pcard);
+	struct snd_card_es968 *acard = card->private_data;
+	struct snd_sb *chip = acard->chip;
 
-	snd_card_disconnect(card);
-	snd_card_free_in_thread(card);
+	snd_sbdsp_reset(chip);
+	snd_sbmixer_resume(chip);
+	snd_power_change_state(card, SNDRV_CTL_POWER_D0);
+	return 0;
 }
+#endif
 
 static struct pnp_card_driver es968_pnpc_driver = {
 	.flags		= PNP_DRIVER_RES_DISABLE,
@@ -213,18 +241,26 @@ static struct pnp_card_driver es968_pnpc_driver = {
 	.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
 };
 
 static int __init alsa_card_es968_init(void)
 {
-	int cards = pnp_register_card_driver(&es968_pnpc_driver);
-#ifdef MODULE
-	if (cards == 0) {
+	int err = pnp_register_card_driver(&es968_pnpc_driver);
+	if (err)
+		return err;
+
+	if (!es968_devices) {
 		pnp_unregister_card_driver(&es968_pnpc_driver);
+#ifdef MODULE
 		snd_printk(KERN_ERR "no ES968 based soundcards found\n");
-	}
 #endif
-	return cards ? 0 : -ENODEV;
+		return -ENODEV;
+	}
+	return 0;
 }
 
 static void __exit alsa_card_es968_exit(void)