[alsa-devel] Intel Cherry Trail -- No sound in linux

Tue Nov 10 20:00:11 CET 2015

On 11/10/15 2:38 AM, Zhihe Tu wrote:
> Hi All,
>
> I'm trying to make the CherryTrail tablet works in ubuntu14.04.3,  there's
> no sound at all,  but it works in win8 & android.

> [   12.182265] intel_sst_acpi 808622A8:00: Alloc for str 1 pipe 0x90
> [   13.181361] intel_sst_acpi 808622A8:00: Wait timed-out condition:0x0,
> msg_id:0x1 fw_state 0x2

Did you update /lib/firmware with the latest from 
http://git.kernel.org/cgit/linux/kernel/git/firmware/linux-firmware.git ?