1 files changed, 1 insertions, 1 deletions

diff --git a/include/sound/emu10k1.h b/include/sound/emu10k1.h
index 67bf3f18e96a..14cb2718cb77 100644
--- a/include/sound/emu10k1.h
+++ b/include/sound/emu10k1.h
@@ -1059,7 +1059,7 @@ typedef struct {
         unsigned char spk71;        /* Has 7.1 speakers */
         unsigned char sblive51;     /* SBLive! 5.1 - extout 0x11 -> center, 0x12 -> lfe */
         unsigned char spdif_bug;    /* Has Spdif phasing bug */
-        unsigned char ac97_chip;    /* Has an AC97 chip */
+        unsigned char ac97_chip;    /* Has an AC97 chip: 1 = mandatory, 2 = optional */
         unsigned char ecard;        /* APS EEPROM */
         const char *driver;
         const char *name;