sw_smio_index 1564 drivers/gpu/drm/radeon/rv770_dpm.c u32 sw_smio_index, vid_smio_cntl; sw_smio_index 1566 drivers/gpu/drm/radeon/rv770_dpm.c sw_smio_index = sw_smio_index 1568 drivers/gpu/drm/radeon/rv770_dpm.c switch (sw_smio_index) {