Merge branch 'upstream' of git://ftp.linux-mips.org/pub/scm/upstream-apm

[pandora-kernel.git] / sound / pci / es1938.c

diff --git a/sound/pci/es1938.c b/sound/pci/es1938.c
index 2da988f..fec29a1 100644 (file)
--- a/sound/pci/es1938.c
+++ b/sound/pci/es1938.c
@@ -1344,7 +1344,7 @@ static unsigned int db_scale_line[] = {
        8, 15, TLV_DB_SCALE_ITEM(-750, 150, 0),
 };
 
-static DECLARE_TLV_DB_SCALE(db_scale_capture, 0, 150, 0);
+static const DECLARE_TLV_DB_SCALE(db_scale_capture, 0, 150, 0);
 
 static struct snd_kcontrol_new snd_es1938_controls[] = {
 ES1938_DOUBLE_TLV("Master Playback Volume", 0, 0x60, 0x62, 0, 0, 63, 0,
@@ -1481,10 +1481,14 @@ static int es1938_suspend(struct pci_dev *pci, pm_message_t state)
                *d = snd_es1938_reg_read(chip, *s);
 
        outb(0x00, SLIO_REG(chip, IRQCONTROL)); /* disable irqs */
-       if (chip->irq >= 0)
+       if (chip->irq >= 0) {
+               synchronize_irq(chip->irq);
                free_irq(chip->irq, chip);
+               chip->irq = -1;
+       }
        pci_disable_device(pci);
        pci_save_state(pci);
+       pci_set_power_state(pci, pci_choose_state(pci, state));
        return 0;
 }
 
@@ -1494,10 +1498,22 @@ static int es1938_resume(struct pci_dev *pci)
        struct es1938 *chip = card->private_data;
        unsigned char *s, *d;
 
+       pci_set_power_state(pci, PCI_D0);
        pci_restore_state(pci);
-       pci_enable_device(pci);
-       request_irq(pci->irq, snd_es1938_interrupt,
-                   IRQF_DISABLED|IRQF_SHARED, "ES1938", chip);
+       if (pci_enable_device(pci) < 0) {
+               printk(KERN_ERR "es1938: pci_enable_device failed, "
+                      "disabling device\n");
+               snd_card_disconnect(card);
+               return -EIO;
+       }
+
+       if (request_irq(pci->irq, snd_es1938_interrupt,
+                       IRQF_SHARED, "ES1938", chip)) {
+               printk(KERN_ERR "es1938: unable to grab IRQ %d, "
+                      "disabling device\n", pci->irq);
+               snd_card_disconnect(card);
+               return -EIO;
+       }
        chip->irq = pci->irq;
        snd_es1938_chip_init(chip);
 
@@ -1556,8 +1572,10 @@ static int snd_es1938_free(struct es1938 *chip)
 
        snd_es1938_free_gameport(chip);
 
-       if (chip->irq >= 0)
+       if (chip->irq >= 0) {
+               synchronize_irq(chip->irq);
                free_irq(chip->irq, chip);
+       }
        pci_release_regions(chip->pci);
        pci_disable_device(chip->pci);
        kfree(chip);
@@ -1602,6 +1620,7 @@ static int __devinit snd_es1938_create(struct snd_card *card,
        spin_lock_init(&chip->mixer_lock);
        chip->card = card;
        chip->pci = pci;
+       chip->irq = -1;
        if ((err = pci_request_regions(pci, "ESS Solo-1")) < 0) {
                kfree(chip);
                pci_disable_device(pci);
@@ -1612,7 +1631,7 @@ static int __devinit snd_es1938_create(struct snd_card *card,
        chip->vc_port = pci_resource_start(pci, 2);
        chip->mpu_port = pci_resource_start(pci, 3);
        chip->game_port = pci_resource_start(pci, 4);
-       if (request_irq(pci->irq, snd_es1938_interrupt, IRQF_DISABLED|IRQF_SHARED,
+       if (request_irq(pci->irq, snd_es1938_interrupt, IRQF_SHARED,
                        "ES1938", chip)) {
                snd_printk(KERN_ERR "unable to grab IRQ %d\n", pci->irq);
                snd_es1938_free(chip);