Para openSUSE Tumbleweed execute o seguinte como root:
zypper addrepo https://download.opensuse.org/repositories/hardware:sdr/openSUSE_Tumbleweed/hardware:sdr.repo
zypper refresh
zypper install cm256cc
Para 16.0 execute o seguinte como root:
zypper addrepo https://download.opensuse.org/repositories/hardware:sdr/16.0/hardware:sdr.repo
zypper refresh
zypper install cm256cc
Para 15.6 execute o seguinte como root:
zypper addrepo https://download.opensuse.org/repositories/hardware:sdr/15.6/hardware:sdr.repo
zypper refresh
zypper install cm256cc