RREG32_IDX       1065 drivers/gpu/drm/amd/amdgpu/amdgpu.h #define RREG32_IDX(reg) amdgpu_mm_rreg(adev, (reg), AMDGPU_REGS_IDX)
RREG32_IDX       2513 drivers/gpu/drm/radeon/radeon.h #define RREG32_IDX(reg) r100_mm_rreg(rdev, (reg), true)