drm/radeon: clarify special handling in i2c over aux

We need a special packet for the start and end of the
transaction.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
This commit is contained in:
Alex Deucher 2014-03-17 23:48:17 -04:00 • committed by Christian König
commit dca0be0d85