И зачем вам ядро kernel-image-ovz-el? Для этого ядра, как я понимаю, драйвер radeon не собран. Собран, в пакете kernel-modules-drm-ovz-el-2.6.32-alt147.
rpm -qa|grep kernel
kernel-modules-staging-std-def-4.4.39-alt0.M80P.2
update-kernel-0.9.9-alt1
kernel-image-std-def-4.4.34-alt0.M80P.1
kernel-modules-v4l-std-def-4.4.39-alt0.M80P.2
kernel-headers-modules-ovz-el-2.6.32-alt147
kernel-modules-drm-nouveau-std-def-4.4.39-alt0.M80P.2
kernel-headers-common-1.2.5-alt1
kernel-modules-drm-std-def-4.4.34-alt0.M80P.1
kernel-modules-kvm-std-def-4.4.34-alt0.M80P.1
kernel-modules-v4l-std-def-4.4.34-alt0.M80P.1
kernel-modules-bcmwl-std-def-6.30.223.248-alt10.263207.0.M80P.2
kernel-image-std-def-4.4.39-alt0.M80P.2
kernel-image-un-def-4.9.8-alt0.M80P.1
kernel-headers-ovz-el-2.6.32-alt147
kernel-modules-drm-std-def-4.4.39-alt0.M80P.2
kernel-modules-drm-radeon-std-def-4.4.39-alt0.M80P.2
kernel-modules-kvm-std-def-4.4.39-alt0.M80P.2
kernel-modules-drm-radeon-std-def-4.4.34-alt0.M80P.1
kernel-modules-bcmwl-std-def-6.30.223.248-alt10.263202.0.M80P.1
kernel-image-std-def-4.4.47-alt0.M80P.2
kernel-modules-drm-nouveau-std-def-4.4.34-alt0.M80P.1
kernel-image-led-vs-3.15.10-alt8
kernel-modules-staging-std-def-4.4.34-alt0.M80P.1
kernel-image-ovz-el-2.6.32-alt147