From: Clemens Ladisch <clemens@ladisch.de>
Date: Mon, 17 Sep 2007 07:37:19 +0000 (+0200)
Subject: [ALSA] cmipci: initialize 0x90 registers
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=4ee72717188767b127b22f7a582762b71d448408;p=GitHub%2Fexynos8895%2Fandroid_kernel_samsung_universal8895.git

[ALSA] cmipci: initialize 0x90 registers

Initialize the registers at 0x90 and 0x91 with some undocumented values.

Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
Signed-off-by: Jaroslav Kysela <perex@suse.cz>
---

diff --git a/sound/pci/cmipci.c b/sound/pci/cmipci.c
index 8c5c843099c6..c33c1c778693 100644
--- a/sound/pci/cmipci.c
+++ b/sound/pci/cmipci.c
@@ -2986,6 +2986,10 @@ static int __devinit snd_cmipci_create(struct snd_card *card, struct pci_dev *pc
 #else
 	snd_cmipci_clear_bit(cm, CM_REG_MISC_CTRL, CM_XCHGDAC);
 #endif
+	if (cm->chip_version) {
+		snd_cmipci_write_b(cm, CM_REG_EXT_MISC, 0x20); /* magic */
+		snd_cmipci_write_b(cm, CM_REG_EXT_MISC + 1, 0x09); /* more magic */
+	}
 	/* Set Bus Master Request */
 	snd_cmipci_set_bit(cm, CM_REG_FUNCTRL1, CM_BREQ);