[SCSI] Rename scsi_print_msg to spi_print_msg

Rename scsi_print_msg to spi_print_msg and move its prototype from
scsi_dbg.h to scsi_transport_spi.h

Signed-off-by: Matthew Wilcox <matthew@wil.cx>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
diff --git a/include/scsi/scsi_transport_spi.h b/include/scsi/scsi_transport_spi.h
index 5c9b2e5..54a8961 100644
--- a/include/scsi/scsi_transport_spi.h
+++ b/include/scsi/scsi_transport_spi.h
@@ -146,5 +146,6 @@
 void spi_schedule_dv_device(struct scsi_device *);
 void spi_dv_device(struct scsi_device *);
 void spi_display_xfer_agreement(struct scsi_target *);
+int spi_print_msg(const unsigned char *);
 
 #endif /* SCSI_TRANSPORT_SPI_H */