RREG32_SMC 1077 drivers/gpu/drm/amd/amdgpu/amdgpu.h #define RREG32_SMC(reg) adev->smc_rreg(adev, (reg)) RREG32_SMC 2528 drivers/gpu/drm/radeon/radeon.h #define RREG32_SMC(reg) tn_smc_rreg(rdev, (reg))