--- zzzz-none-000/linux-3.10.107/include/scsi/scsi_transport_spi.h	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/include/scsi/scsi_transport_spi.h	2021-02-04 17:41:59.000000000 +0000
@@ -157,5 +157,6 @@
 int spi_populate_sync_msg(unsigned char *msg, int period, int offset);
 int spi_populate_ppr_msg(unsigned char *msg, int period, int offset, int width,
 		int options);
+int spi_populate_tag_msg(unsigned char *msg, struct scsi_cmnd *cmd);
 
 #endif /* SCSI_TRANSPORT_SPI_H */