Symbol: RREG32_DIDT
sys/dev/pci/drm/amd/amdgpu/amdgpu.h
1497
#define RREG32_DIDT(reg) adev->didt_rreg(adev, (reg))
sys/dev/pci/drm/radeon/radeon.h
2578
#define RREG32_DIDT(reg) cik_didt_rreg(rdev, (reg))