+/**
+ * zbd_get_zoned_model - Get a device zoned model
+ * @td: FIO thread data
+ * @f: FIO file for which to get model information
+ */
+int zbd_get_zoned_model(struct thread_data *td, struct fio_file *f,
+ enum zbd_zoned_model *model)
+{
+ int ret;
+
+ if (td->io_ops && td->io_ops->get_zoned_model)
+ ret = td->io_ops->get_zoned_model(td, f, model);
+ else
+ ret = blkzoned_get_zoned_model(td, f, model);
+ if (ret < 0) {
+ td_verror(td, errno, "get zoned model failed");
+ log_err("%s: get zoned model failed (%d).\n",
+ f->file_name, errno);
+ }
+
+ return ret;
+}
+
+/**
+ * zbd_report_zones - Get zone information
+ * @td: FIO thread data.
+ * @f: FIO file for which to get zone information
+ * @offset: offset from which to report zones
+ * @zones: Array of struct zbd_zone
+ * @nr_zones: Size of @zones array
+ *
+ * Get zone information into @zones starting from the zone at offset @offset
+ * for the device specified by @f.
+ *
+ * Returns the number of zones reported upon success and a negative error code
+ * upon failure. If the zone report is empty, always assume an error (device
+ * problem) and return -EIO.
+ */
+int zbd_report_zones(struct thread_data *td, struct fio_file *f,
+ uint64_t offset, struct zbd_zone *zones,
+ unsigned int nr_zones)
+{
+ int ret;
+
+ if (td->io_ops && td->io_ops->report_zones)
+ ret = td->io_ops->report_zones(td, f, offset, zones, nr_zones);
+ else
+ ret = blkzoned_report_zones(td, f, offset, zones, nr_zones);
+ if (ret < 0) {
+ td_verror(td, errno, "report zones failed");
+ log_err("%s: report zones from sector %llu failed (%d).\n",
+ f->file_name, (unsigned long long)offset >> 9, errno);
+ } else if (ret == 0) {
+ td_verror(td, errno, "Empty zone report");
+ log_err("%s: report zones from sector %llu is empty.\n",
+ f->file_name, (unsigned long long)offset >> 9);
+ ret = -EIO;
+ }
+
+ return ret;
+}
+
+/**
+ * zbd_reset_wp - reset the write pointer of a range of zones
+ * @td: FIO thread data.
+ * @f: FIO file for which to reset zones
+ * @offset: Starting offset of the first zone to reset
+ * @length: Length of the range of zones to reset
+ *
+ * Reset the write pointer of all zones in the range @offset...@offset+@length.
+ * Returns 0 upon success and a negative error code upon failure.
+ */
+int zbd_reset_wp(struct thread_data *td, struct fio_file *f,
+ uint64_t offset, uint64_t length)
+{
+ int ret;
+
+ if (td->io_ops && td->io_ops->reset_wp)
+ ret = td->io_ops->reset_wp(td, f, offset, length);
+ else
+ ret = blkzoned_reset_wp(td, f, offset, length);
+ if (ret < 0) {
+ td_verror(td, errno, "resetting wp failed");
+ log_err("%s: resetting wp for %llu sectors at sector %llu failed (%d).\n",
+ f->file_name, (unsigned long long)length >> 9,
+ (unsigned long long)offset >> 9, errno);
+ }
+
+ return ret;
+}
+