SKL_DRAM_RANK_MASK 10064 drivers/gpu/drm/i915/i915_reg.h #define SKL_DRAM_RANK_MASK (0x1 << 10) SKL_DRAM_RANK_MASK 10068 drivers/gpu/drm/i915/i915_reg.h #define SKL_DRAM_RANK_MASK (0x1 << 10)