[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>

sound/pci/vx222/vx222.c

@@ -169,8 +169,8 @@ static int __devinit snd_vx222_create(struct snd_card *card, struct pci_dev *pci
 	for (i = 0; i < 2; i++)
 		vx->port[i] = pci_resource_start(pci, i + 1);
 
-	if (request_irq(pci->irq, snd_vx_irq_handler, IRQF_DISABLED|IRQF_SHARED,
-			CARD_NAME, (void *) chip)) {
+	if (request_irq(pci->irq, snd_vx_irq_handler, IRQF_SHARED,
+			CARD_NAME, chip)) {
 		snd_printk(KERN_ERR "unable to grab IRQ %d\n", pci->irq);
 		snd_vx222_free(chip);
 		return -EBUSY;