1 files changed, 3 insertions, 0 deletions

diff --git a/include/sound/cs4231.h b/include/sound/cs4231.h
index 66055d702aa3..f0785f9f4ae4 100644
--- a/include/sound/cs4231.h
+++ b/include/sound/cs4231.h
@@ -58,6 +58,7 @@
 /* compatible, but clones */
 #define CS4231_HW_INTERWAVE     0x1000  /* InterWave chip */
 #define CS4231_HW_OPL3SA2       0x1101  /* OPL3-SA2 chip, similar to cs4231 */
+#define CS4231_HW_OPTI93X       0x1102  /* Opti 930/931/933 */
 
 /* defines for codec.hwshare */
 #define CS4231_HWSHARE_IRQ      (1<<0)
@@ -120,6 +121,8 @@ unsigned char snd_cs4236_ext_in(struct snd_cs4231 *chip, unsigned char reg);
 void snd_cs4231_mce_up(struct snd_cs4231 *chip);
 void snd_cs4231_mce_down(struct snd_cs4231 *chip);
 
+void snd_cs4231_overrange(struct snd_cs4231 *chip);
+
 irqreturn_t snd_cs4231_interrupt(int irq, void *dev_id);
 
 const char *snd_cs4231_chip_id(struct snd_cs4231 *chip);