RLC_SERDES_MASTER_BUSY_0 1391 drivers/gpu/drm/amd/amdgpu/sid.h #define RLC_SERDES_MASTER_BUSY_0 0x3119 RLC_SERDES_MASTER_BUSY_0 1362 drivers/gpu/drm/radeon/sid.h #define RLC_SERDES_MASTER_BUSY_0 0xC464