freedreno/a6xx: add missing USES_GMEM flag and BIN_RENDER_END markers
This fixes L2 preemption not saving/restoring GMEM (note L2 is preempt anywhere with triangle granularity).
These changes aren't tested with L1 preemption.
This fixes L2 preemption not saving/restoring GMEM (note L2 is preempt anywhere with triangle granularity).
These changes aren't tested with L1 preemption.