1 files changed, 8 insertions, 0 deletions

diff --git a/include/linux/libata.h b/include/linux/libata.h
index 8715305f611f..ff67e7524fe9 100644
--- a/include/linux/libata.h
+++ b/include/linux/libata.h
@@ -361,6 +361,14 @@ struct ata_probe_ent {
         unsigned long           _host_flags;
         void __iomem            *mmio_base;
         void                    *private_data;
+
+        /* port_info for the secondary port.  Together with irq2, it's
+         * used to implement non-uniform secondary port.  Currently,
+         * the only user is ata_piix combined mode.  This workaround
+         * will be removed together with ata_probe_ent when init model
+         * is updated.
+         */
+        const struct ata_port_info *pinfo2;
 };
 
 struct ata_host {