topology: channel. return channel ID instead of passing it.
topology: channel. return channel ID instead of passing it.

Include the chan value in debug output too.

Signed-off-by: Liam Girdwood <1c687ae09fa7f11acd34075a0ae6b39df2be9341@linux.intel.com>

mengdonglin/alsa-lib,mengdonglin/alsa-lib,mengdonglin/alsa-lib,lgirdwood/alsa-lib,mengdonglin/alsa-lib,lgirdwood/alsa-lib,mengdonglin/alsa-lib,lgirdwood/alsa-lib,lgirdwood/alsa-lib,lgirdwood/alsa-lib