[ALSA] Remove IRQF_DISABLED for shared PCI irqs

Fix IRQ flags for PCI devices.
The shared IRQs for PCI devices shouldn't be allocated with
IRQF_DISABLED.  Also, when MSI is enabled, IRQF_SHARED shouldn't
be used.
The patch removes unnecessary cast in request_irq and free_irq,
too.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@suse.cz>
diff --git a/sound/pci/azt3328.c b/sound/pci/azt3328.c
index 2414ee6..43edd28 100644
--- a/sound/pci/azt3328.c
+++ b/sound/pci/azt3328.c
@@ -1513,7 +1513,7 @@
 __end_hw:
 	snd_azf3328_free_joystick(chip);
         if (chip->irq >= 0)
-		free_irq(chip->irq, (void *)chip);
+		free_irq(chip->irq, chip);
 	pci_release_regions(chip->pci);
 	pci_disable_device(chip->pci);
 
@@ -1724,7 +1724,8 @@
 	chip->synth_port = pci_resource_start(pci, 3);
 	chip->mixer_port = pci_resource_start(pci, 4);
 
-	if (request_irq(pci->irq, snd_azf3328_interrupt, IRQF_DISABLED|IRQF_SHARED, card->shortname, (void *)chip)) {
+	if (request_irq(pci->irq, snd_azf3328_interrupt,
+			IRQF_SHARED, card->shortname, chip)) {
 		snd_printk(KERN_ERR "unable to grab IRQ %d\n", pci->irq);
 		err = -EBUSY;
 		goto out_err;