`/ET!-i1S!-i wrote:

1. I have no idea how to copy the alsa buffer to intermediate buffer (my

Buffer) for playback application . 2. I have taken dummy driver code as example. 3. Can you please help me. What code has to be included in the below copy function to copy alsa buffer to my Buffer.

Something like copy_from_user(). See sound/pci/rme9652/hdsp.c for an example.

Regards, Clemens