diff --git a/include/sound/pcm.h b/include/sound/pcm.h index ec006ed8cd59100c6c0710a9ec7cb19061837d24..ee6bc2d0680321f4b7d10af1d2c1c3d16c2b98e8 100644 --- a/include/sound/pcm.h +++ b/include/sound/pcm.h @@ -56,6 +56,8 @@ struct snd_pcm_hardware { size_t fifo_size; /* fifo size in bytes */ }; +struct snd_pcm_substream; + struct snd_pcm_ops { int (*open)(struct snd_pcm_substream *substream); int (*close)(struct snd_pcm_substream *substream);