20 Nov
2012
20 Nov
'12
9:32 a.m.
At Tue, 20 Nov 2012 09:07:21 +0100, David Henningsson wrote:
It does put another question - from where does powertop get its values, and do we have to do anything on our side to make sure / aid them being correct?
powertop checks /sys/class/sound/hwC*D*/power_{off|on}_acct files. They contain the time (in ms) how long the codec is in the power-save mode.
Takashi