IH_WPTR_WRITEBACK_ENABLE   80 drivers/gpu/drm/amd/amdgpu/si_ih.c 		     IH_WPTR_WRITEBACK_ENABLE;
IH_WPTR_WRITEBACK_ENABLE 6991 drivers/gpu/drm/radeon/cik.c 		ih_rb_cntl |= IH_WPTR_WRITEBACK_ENABLE;
IH_WPTR_WRITEBACK_ENABLE 3718 drivers/gpu/drm/radeon/r600.c 		ih_rb_cntl |= IH_WPTR_WRITEBACK_ENABLE;
IH_WPTR_WRITEBACK_ENABLE 6019 drivers/gpu/drm/radeon/si.c 		ih_rb_cntl |= IH_WPTR_WRITEBACK_ENABLE;