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Commit 6834d7ce authored by Takashi Iwai's avatar Takashi Iwai
Browse files

ALSA: ice1724 - Re-fix IRQ mask initialization 



The previous IRQ mask initialization was wrong.  It must set the bits
to be masked.

Signed-off-by: default avatarTakashi Iwai <tiwai@suse.de>
parent 4074ea21

sound/pci/ice1712/ice1724.c

+4 −4
Original line number Diff line number Diff line
@@ -395,8 +395,8 @@ static irqreturn_t snd_vt1724_interrupt(int irq, void *dev_id) 
			       "status = 0x%x\n", status);

			if (status & VT1724_IRQ_MPU_TX) {

				printk(KERN_ERR "ice1724: Disabling MPU_TX\n");

				outb(inb(ICEREG1724(ice, IRQMASK)) &

				     ~VT1724_IRQ_MPU_TX,

				outb(inb(ICEREG1724(ice, IRQMASK)) |

				     VT1724_IRQ_MPU_TX,

				     ICEREG1724(ice, IRQMASK));

			}

			break;
@@ -2413,8 +2413,8 @@ static int __devinit snd_vt1724_create(struct snd_card *card, 
		return -EIO;

	}



	/* clear interrupts -- otherwise you'll get irq problems later */

	outb(0, ICEREG1724(ice, IRQMASK));

	/* MPU_RX and TX irq masks are cleared later dynamically */

	outb(VT1724_IRQ_MPU_RX | VT1724_IRQ_MPU_TX , ICEREG1724(ice, IRQMASK));



	/* don't handle FIFO overrun/underruns (just yet),

	 * since they cause machine lockups