SE_PAIR_XSEL_MASK  605 drivers/gpu/drm/amd/amdgpu/cikd.h #define SE_PAIR_XSEL_MASK			(0x3 << 2)
SE_PAIR_XSEL_MASK  512 drivers/gpu/drm/amd/amdgpu/vid.h #define SE_PAIR_XSEL_MASK			(0x3 << 2)