SI_SMC_SOFT_REGISTER_ticks_per_us  238 drivers/gpu/drm/amd/amdgpu/sislands_smc.h #define SI_SMC_SOFT_REGISTER_ticks_per_us             0xA8
SI_SMC_SOFT_REGISTER_ticks_per_us  238 drivers/gpu/drm/radeon/sislands_smc.h #define SI_SMC_SOFT_REGISTER_ticks_per_us             0xA8