GMBUS_SLAVE_WRITE   61 drivers/gpu/drm/gma500/psb_intel_reg.h #define   GMBUS_SLAVE_WRITE	(0<<0)
GMBUS_SLAVE_WRITE 3232 drivers/gpu/drm/i915/i915_reg.h #define   GMBUS_SLAVE_WRITE	(0 << 0)