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Hector Martin ac120b7be1 types: Test for negative powers
Disallow nontrivial negative power, but clamp down rounding error to
avoid flickering signs in debug logs.

Signed-off-by: Hector Martin <marcan@marcan.st>
2023-10-29 00:35:39 +09:00
conf/apple conf: Add missing configs & update 2023-10-29 00:29:23 +09:00
docs docs: Add audump.py and speakers.txt 2023-10-29 00:29:23 +09:00
src types: Test for negative powers 2023-10-29 00:35:39 +09:00
.gitignore initial commit 2022-12-02 13:54:41 +10:00
95-speakersafetyd.rules udev: Mark sense devices as ACP_IGNORE 2023-10-15 08:34:33 +09:00
Cargo.lock blackbox: Add black-box debug functionality 2023-10-29 00:28:08 +09:00
Cargo.toml blackbox: Add black-box debug functionality 2023-10-29 00:28:08 +09:00
LICENSE add mit license 2023-02-07 21:19:54 +10:00
README.md Update README 2023-10-14 10:22:05 +09:00
speakersafetyd.service speakersafetyd.service: Enable blackbox & conservative threshold 2023-10-29 00:29:23 +09:00

Asahi Linux speaker safety daemon

IMPORTANT

This software is still pre-release and not fit for use or testing on user machines. Please do not ask for help with installing or using this software, the Pipewire configuration, or enabling speaker output on your machine. An announcement will be made when speaker support is ready for use.

Requirements

  • A patched eleven secret herbs and spices kernel

Todo list

  • Data structures representing a speaker element
  • Parsing machine-specific values from a config file
  • Logging
  • Mixer control data structures
  • Manipulating mixer controls
  • Retrieving V/ISENSE values
  • Model of voice coil/magnet temperatures
  • Ramping volume according to safety model
  • Tolerate multiple sample rates
  • Sleep reliably while playback has stopped
  • Kernel driver interlock
  • Packaging/distro-agnosticism