GEN7_L3SQCREG4 9440 drivers/gpu/drm/i915/intel_pm.c I915_WRITE(GEN7_L3SQCREG4, I915_READ(GEN7_L3SQCREG4) & GEN7_L3SQCREG4 9512 drivers/gpu/drm/i915/intel_pm.c I915_WRITE(GEN7_L3SQCREG4, I915_READ(GEN7_L3SQCREG4) &