WREG32_IO        1107 drivers/gpu/drm/amd/amdgpu/amdgpu.h #define WREG32_IO(reg, v) amdgpu_io_wreg(adev, (reg), (v))
WREG32_IO        2567 drivers/gpu/drm/radeon/radeon.h #define WREG32_IO(reg, v) r100_io_wreg(rdev, (reg), (v))