[automerger skipped] Cherry-pick: Update drm hwcomposer to composer3 V4 am: bb9f3ea693 -s ours

am skip reason: Merged-In Ief7c19248fdd739e17c54335a3c234aa9dd3677e with SHA-1 3dc274e62a is already in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/external/drm_hwcomposer/+/30601408

Change-Id: Ia3d4a979813885eb1a38ec94f856c6d6e6ded92b
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
tree: 0264294c940895a13af337808f7838616a28ce3b
  1. .ci/
  2. backend/
  3. bufferinfo/
  4. compositor/
  5. drm/
  6. hooks/
  7. hwc2_device/
  8. hwc3/
  9. tests/
  10. utils/
  11. .clang-format
  12. .clang-tidy
  13. .gitignore
  14. .gitlab-ci.yml
  15. Android.bp
  16. Makefile
  17. meson.build
  18. METADATA
  19. MODULE_LICENSE_APACHE2
  20. NOTICE
  21. OWNERS
  22. PREUPLOAD.cfg
  23. README.md
README.md

drm_hwcomposer

Patches to drm_hwcomposer are very much welcome, we really want this to be the universal HW composer implementation for Android and similar platforms. So please bring on porting patches, bugfixes, improvements for documentation and new features.

A short list of contribution guidelines:

  • Submit changes via gitlab merge requests on gitlab.freedesktop.org.

  • drm_hwcomposer is Apache 2.0 Licensed and we require contributions to follow the developer's certificate of origin: http://developercertificate.org/.

  • When submitting new code please follow the naming conventions documented in the generated documentation. Also please make full use of all the helpers and convenience macros provided by drm_hwcomposer. The below command can help you with formatting of your patches:

    git diff | clang-format-diff-19 -p 1 -style=file
    
  • Hardware specific changes should be tested on relevant platforms before committing.

If you need inspiration, please checkout our TODO issues.

Happy hacking!