_PCH_TRANS_VSYNC_A 2229 drivers/gpu/drm/i915/gvt/handlers.c 	MMIO_D(_MMIO(_PCH_TRANS_VSYNC_A), D_ALL);
_PCH_TRANS_VSYNC_A 8268 drivers/gpu/drm/i915/i915_reg.h #define PCH_TRANS_VSYNC(pipe)		_MMIO_PIPE(pipe, _PCH_TRANS_VSYNC_A, _PCH_TRANS_VSYNC_B)