Revert "drm/i915/ringbuffer: Ignore failure to setup the ring on Sandybridge"
Revert "drm/i915/ringbuffer: Ignore failure to setup the ring on Sandybridge"

This reverts commit 629e894173c9de589913cf649deaadec4b0579bd.

KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas