ahci: platform support for suspend/resume

Add platform hooks for custom suspend() and resume() functions. The
generic suspend/resume code in drivers/ata/ahci_platform.c is adapted
from the PCI version in drivers/ata/ahci.c.

Signed-off-by: Brian Norris <computersforpeace@gmail.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>

1 files changed, 2 insertions, 0 deletions

diff --git a/include/linux/ahci_platform.h b/include/linux/ahci_platform.h
index be3d9a77d6ed..73a25005d88a 100644
--- a/include/linux/ahci_platform.h
+++ b/include/linux/ahci_platform.h
@@ -23,6 +23,8 @@ struct ata_port_info;
 struct ahci_platform_data {
         int (*init)(struct device *dev, void __iomem *addr);
         void (*exit)(struct device *dev);
+        int (*suspend)(struct device *dev);
+        int (*resume)(struct device *dev);
         const struct ata_port_info *ata_port_info;
         unsigned int force_port_map;
         unsigned int mask_port_map;