[ALSA] Add a workaround for ASUS A6KM

Added a workaround for ASUS A6KM board that requires EAPD
rather than SPDIF-in.

Signed-off-by: Takashi Iwai <tiwai@suse.de>

1 files changed, 4 insertions, 1 deletions

diff --git a/sound/pci/ac97/ac97_patch.c b/sound/pci/ac97/ac97_patch.c
index 4d9cf37300f7..720b419e0c63 100644
--- a/sound/pci/ac97/ac97_patch.c
+++ b/sound/pci/ac97/ac97_patch.c
@@ -2048,7 +2048,10 @@ int patch_alc650(struct snd_ac97 * ac97)
         /* Enable SPDIF-IN only on Rev.E and above */
         val = snd_ac97_read(ac97, AC97_ALC650_CLOCK);
         /* SPDIF IN with pin 47 */
-        if (ac97->spec.dev_flags)
+        if (ac97->spec.dev_flags &&
+            /* ASUS A6KM requires EAPD */
+            ! (ac97->subsystem_vendor == 0x1043 &&
+               ac97->subsystem_device == 0x1103))
                 val |= 0x03; /* enable */
         else
                 val &= ~0x03; /* disable */