[settings] Add utility function to round volume levels to 1%

This utility will also be used by the volume policy, which performs some
calculations on volume levels of its own.

Bug: 67148
Test: fx test setui_service_tests
Change-Id: I34dbb682fb4a9a5611bc7f533a4ab97f783e4357
Reviewed-on: https://fuchsia-review.googlesource.com/c/fuchsia/+/470570
Commit-Queue: William Xiao <wxyz@google.com>
Reviewed-by: Tom Robinson <robinsontom@google.com>
Reviewed-by: Bryce Lee <brycelee@google.com>
4 files changed
tree: 739bc70a069332aa1be7a6fde16a8eaac1dc6247
  1. boards/
  2. build/
  3. bundles/
  4. docs/
  5. examples/
  6. garnet/
  7. products/
  8. scripts/
  9. sdk/
  10. src/
  11. third_party/
  12. tools/
  13. zircon/
  14. .clang-format
  15. .clang-tidy
  16. .git-blame-ignore-revs
  17. .gitattributes
  18. .gitignore
  19. .gn
  20. .style.yapf
  21. AUTHORS
  22. BUILD.gn
  23. CODE_OF_CONDUCT.md
  24. CONTRIBUTING.md
  25. LICENSE
  26. OWNERS
  27. PATENTS
  28. README.md
  29. rustfmt.toml
README.md

Fuchsia

Pink + Purple == Fuchsia (a new operating system)

What is Fuchsia?

Fuchsia is a modular, capability-based operating system. Fuchsia runs on modern 64-bit Intel and ARM processors.

Fuchsia is an open source project with a code of conduct that we expect everyone who interacts with the project to respect.

Read more about Fuchsia's principles.

How can I build and run Fuchsia?

See Getting Started.

Where can I learn more about Fuchsia?

See fuchsia.dev.