VLV_IOSF_SB_BUNIT
BIT(VLV_IOSF_SB_BUNIT) |
BIT(VLV_IOSF_SB_BUNIT) |
vlv_iosf_sb_get(drm, BIT(VLV_IOSF_SB_BUNIT));
return vlv_iosf_sb_read(drm, VLV_IOSF_SB_BUNIT, reg);
vlv_iosf_sb_write(drm, VLV_IOSF_SB_BUNIT, reg, val);
vlv_iosf_sb_put(drm, BIT(VLV_IOSF_SB_BUNIT));
case VLV_IOSF_SB_BUNIT: