gu_ctl0 139 drivers/gpu/drm/i915/i915_drv.c u32 gu_ctl0; gu_ctl0 2312 drivers/gpu/drm/i915/i915_drv.c s->gu_ctl0 = I915_READ(VLV_GU_CTL0); gu_ctl0 2410 drivers/gpu/drm/i915/i915_drv.c I915_WRITE(VLV_GU_CTL0, s->gu_ctl0);