For openSUSE Tumbleweed run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:garloff:storage/openSUSE_Tumbleweed/home:garloff:storage.repo
zypper refresh
zypper install hdparm
For openSUSE Leap 42.3 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:garloff:storage/openSUSE_Leap_42.3/home:garloff:storage.repo
zypper refresh
zypper install hdparm
For openSUSE Factory PowerPC standard run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:garloff:storage/openSUSE_Factory_PowerPC_standard/home:garloff:storage.repo
zypper refresh
zypper install hdparm
For openSUSE Factory ARM standard run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:garloff:storage/openSUSE_Factory_ARM_standard/home:garloff:storage.repo
zypper refresh
zypper install hdparm
For openSUSE Factory run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:garloff:storage/openSUSE_Factory/home:garloff:storage.repo
zypper refresh
zypper install hdparm