drm_edid_to_speaker_allocation9
Extracts speaker allocation data blocks from edid
Arguments
edid
EDID to parse
sadb
pointer to the speaker block
Overview
Looks for CEA EDID block and extracts the Speaker Allocation Data Block from it.
Note
The returned pointer needs to be freed using kfree.
Return
The number of found Speaker Allocation Blocks or negative number on error.