Closed Firstyear closed 5 years ago
Was fixed in:
commit 3592c1c47239a022f83796522b330a244246bf32
Author: Bastien Nocera <hadess@hadess.net>
Date: Tue Jun 11 19:32:23 2019 +0200
data: Launch before some ALSA scripts
Otherwise ALSA might use the enabled GPU's audio out, and refuse to
relinquish it before boot.
If the systm starts on IGD, and discreet in enabled, if you DO NOT turn of the discreet before alsa starts, the system locks up
switcheroo control must depend on:
To correctly ensure that discreet/igd is disabled before alsa starts to prevent lockup.
This can be reproduced on mbp 8,2 with efi set to intel.