>>> + >>> + /* Check Calibrated Data V2 */ >>> + if (tmp_val[0] == 2783) { >>> + const struct calibdatav2_info calib_info = { >>> + .number_of_devices = tmp_val[1], >>> + .crc32_indx = 3 + tmp_val[1] * 6, >>> + .byt_sz = 12 + tmp_val[1] * 24, >>> + .cali_data = &tmp_val[3] >>> + }; >>> + >>> + if (calib_info.number_of_devices > >> TAS2783_MAX_DEV_NUM || >>> + calib_info.number_of_devices == 0) { >>> + dev_dbg(tas_dev->dev, "No dev in calibrated data >> V2."); >> >> the log is not aligned with the first condition where you have too many >> devices. >> >> It's not clear why it's not an error. > playback still work without calibrated data stored in UEFI, for example bypass mode. > Even if in case of bypass mode, algo can still work with default calibrated data. > So, not an error. I would use a dev_info with a clearer message that defaults are used, e.g. along the lines of dev_info(tas_dev->dev, "using default calibration data, no device found in EFI data v2"). dev_warn would work as well if this is really not expected.