Changelog for ghc-dsp-devel-0.2.4.1-2.8.x86_64.rpm :

* Mon Sep 03 2018 psimonsAATTsuse.com- Update dsp to version 0.2.4.1. Upstream does not provide a change log file.
* Tue Jul 10 2018 psimonsAATTsuse.com- Add dsp at version 0.2.4.