ALSA: hda - New VIA controller suppor no-snoop path

This patch is used to tell kernel that new VIA HDAC controller also support no-snoop path. [ minor coding style fix by tiwai ] Signed-off-by: David Wang <[email protected]> Cc: <[email protected]> Signed-off-by: Takashi Iwai <[email protected]>
btm · Apr 16, 2018 · af52f99 · af52f99
1 parent 7ecb46e
commit af52f99
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c
@@ -1645,7 +1645,8 @@ static void azx_check_snoop_available(struct azx *chip)
 		 */
 		u8 val;
 		pci_read_config_byte(chip->pci, 0x42, &val);
-		if (!(val & 0x80) && chip->pci->revision == 0x30)
+		if (!(val & 0x80) && (chip->pci->revision == 0x30 ||
+				      chip->pci->revision == 0x20))
 			snoop = false;
 	}