ALSA: ice1724 - Add PCI postint to reset sequence

Add the PCI posting to ensure the reset sequence in snd_vt1724_chip_reset().
Signed-off-by: Takashi Iwai <tiwai@suse.de>

sound/pci/ice1712/ice1724.c

@@ -2258,8 +2258,10 @@ static int __devinit snd_vt1724_read_eeprom(struct snd_ice1712 *ice,
 static void __devinit snd_vt1724_chip_reset(struct snd_ice1712 *ice)
 {
 	outb(VT1724_RESET , ICEREG1724(ice, CONTROL));
+	inb(ICEREG1724(ice, CONTROL)); /* pci posting flush */
 	msleep(10);
 	outb(0, ICEREG1724(ice, CONTROL));
+	inb(ICEREG1724(ice, CONTROL)); /* pci posting flush */
 	msleep(10);
 }