From: Ville Syrjälä <syrjala@sci.fi>
Date: Thu, 6 May 2010 21:12:12 +0000 (+0300)
Subject: ALSA: es1968: Clear interrupts before enabling them
X-Git-Tag: v2.6.35-rc1~478^2~4^2~9
X-Git-Url: http://ftp.safe.ca/?p=safe%2Fjmp%2Flinux-2.6;a=commitdiff_plain;h=6895b5262ea80c99e526d40d39e0ca48014bdb95

ALSA: es1968: Clear interrupts before enabling them

Avoid spurious interrupts when initializing the device.

Signed-off-by: Ville Syrjälä <syrjala@sci.fi>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
---

diff --git a/sound/pci/es1968.c b/sound/pci/es1968.c
index aa973ce..23a58f0 100644
--- a/sound/pci/es1968.c
+++ b/sound/pci/es1968.c
@@ -2401,6 +2401,7 @@ static void snd_es1968_start_irq(struct es1968 *chip)
 	w = ESM_HIRQ_DSIE | ESM_HIRQ_HW_VOLUME;
 	if (chip->rmidi)
 		w |= ESM_HIRQ_MPU401;
+	outb(w, chip->io_port + 0x1A);
 	outw(w, chip->io_port + ESM_PORT_HOST_IRQ);
 }