Clone this repo:
  1. 37b5755 Merge remote-tracking branch 'aosp/upstream-master' into HEAD by John Stultz · 6 weeks ago master android-r-beta-2 android-r-beta-3
  2. 2619aab drm_hwcomposer: Implement *DisplayBrightness* stubs by Andrii Chepurnyi · 6 weeks ago
  3. 857a53f drm_hwcomposer: Implement SetColorModeWithIntent stub by Andrii Chepurnyi · 4 months ago
  4. 50d3745 drm_hwcomposer: Implement GetRenderIntents stub by Andrii Chepurnyi · 4 months ago
  5. eb01229 drm_hwcomposer: Fix ValidateDisplay() when lowest z-order is nonzero by Liviu Dudau · 8 weeks ago


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

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

  • 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-5.0 -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!