Can you post output for your au8820 pci ssid 12eb:0001 do it support D3?
lspci -vvvv [ 0.244875] pci 0000:01:04.0: [12eb:0001] type 00 class 0x040100 [ 0.244898] pci 0000:01:04.0: reg 0x10: [mem 0xfb100000-0xfb11ffff] [ 0.244908] pci 0000:01:04.0: reg 0x14: [io 0x2000-0x2007] [ 0.244917] pci 0000:01:04.0: reg 0x18: [io 0x2008-0x200f] [ 0.244971] pci 0000:01:04.0: supports D2 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1551041 Title: snd_au8820 0000:01:04.0: BUG: , pos = 16386, buffer size = 16384, period size = 1024 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1551041/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs