1 files changed, 7 insertions, 0 deletions

diff --git a/include/sound/wss.h b/include/sound/wss.h
index c896f6e1f937..fd01f22825cd 100644
--- a/include/sound/wss.h
+++ b/include/sound/wss.h
@@ -71,6 +71,11 @@
 #define WSS_HWSHARE_DMA1        (1<<1)
 #define WSS_HWSHARE_DMA2        (1<<2)
 
+/* IBM Thinkpad specific stuff */
+#define AD1848_THINKPAD_CTL_PORT1               0x15e8
+#define AD1848_THINKPAD_CTL_PORT2               0x15e9
+#define AD1848_THINKPAD_CS4248_ENABLE_BIT       0x02
+
 struct snd_wss {
         unsigned long port;             /* base i/o port */
         struct resource *res_port;
@@ -153,6 +158,8 @@ int snd_wss_pcm(struct snd_wss *chip, int device, struct snd_pcm **rpcm);
 int snd_wss_timer(struct snd_wss *chip, int device, struct snd_timer **rtimer);
 int snd_wss_mixer(struct snd_wss *chip);
 
+const struct snd_pcm_ops *snd_wss_get_pcm_ops(int direction);
+
 int snd_cs4236_create(struct snd_card *card,
                       unsigned long port,
                       unsigned long cport,