On 21/02/2025 08:40, Yuanfang Zhang wrote: > + > +static ssize_t flag_type_show(struct device *dev, > + struct device_attribute *attr, > + char *buf) > +{ > + struct trace_noc_drvdata *drvdata = dev_get_drvdata(dev->parent); > + > + return sysfs_emit(buf, "%u\n", drvdata->flag_type); > +} > +static DEVICE_ATTR_RW(flag_type); > + > static struct attribute *trace_noc_attrs[] = { > &dev_attr_flush_req.attr, > &dev_attr_flush_status.attr, > + &dev_attr_flag_type.attr, Where is the ABI documentation? Best regards, Krzysztof