BIF_SSA_MC_LOWER__SSA_MC_LOWER__SHIFT  271 drivers/gpu/drm/amd/include/asic_reg/bif/bif_3_0_sh_mask.h #define BIF_SSA_MC_LOWER__SSA_MC_LOWER__SHIFT 0x00000002
BIF_SSA_MC_LOWER__SSA_MC_LOWER__SHIFT  616 drivers/gpu/drm/amd/include/asic_reg/bif/bif_4_1_sh_mask.h #define BIF_SSA_MC_LOWER__SSA_MC_LOWER__SHIFT 0x2