CB_DEBUG_BUS_19__SURF_SYNC_START__SHIFT 1208 drivers/gpu/drm/amd/include/asic_reg/gca/gfx_8_0_sh_mask.h #define CB_DEBUG_BUS_19__SURF_SYNC_START__SHIFT 0x2 CB_DEBUG_BUS_19__SURF_SYNC_START__SHIFT 1730 drivers/gpu/drm/amd/include/asic_reg/gca/gfx_8_1_sh_mask.h #define CB_DEBUG_BUS_19__SURF_SYNC_START__SHIFT 0x2