ssb: Add SPROM/invariants support for PCMCIA devices

This adds support for reading/writing the SPROM invariants
for PCMCIA based devices.

Signed-off-by: Michael Buesch <mb@bu3sch.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 21 insertions, 2 deletions

diff --git a/drivers/ssb/main.c b/drivers/ssb/main.c
index 49d7bbb9bea7..e12371916444 100644
--- a/drivers/ssb/main.c
+++ b/drivers/ssb/main.c
@@ -69,6 +69,25 @@ found:
 }
 #endif /* CONFIG_SSB_PCIHOST */
 
+#ifdef CONFIG_SSB_PCMCIAHOST
+struct ssb_bus *ssb_pcmcia_dev_to_bus(struct pcmcia_device *pdev)
+{
+        struct ssb_bus *bus;
+
+        ssb_buses_lock();
+        list_for_each_entry(bus, &buses, list) {
+                if (bus->bustype == SSB_BUSTYPE_PCMCIA &&
+                    bus->host_pcmcia == pdev)
+                        goto found;
+        }
+        bus = NULL;
+found:
+        ssb_buses_unlock();
+
+        return bus;
+}
+#endif /* CONFIG_SSB_PCMCIAHOST */
+
 int ssb_for_each_bus_call(unsigned long data,
                           int (*func)(struct ssb_bus *bus, unsigned long data))
 {
@@ -398,7 +417,7 @@ void ssb_bus_unregister(struct ssb_bus *bus)
         list_del(&bus->list);
         ssb_buses_unlock();
 
-        /* ssb_pcmcia_exit(bus); */
+        ssb_pcmcia_exit(bus);
         ssb_pci_exit(bus);
         ssb_iounmap(bus);
 }
@@ -663,7 +682,7 @@ out:
 err_dequeue:
         list_del(&bus->list);
 err_pcmcia_exit:
-/*      ssb_pcmcia_exit(bus); */
+        ssb_pcmcia_exit(bus);
 err_pci_exit:
         ssb_pci_exit(bus);
 err_unmap: