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, 17 insertions, 0 deletions

diff --git a/drivers/ssb/ssb_private.h b/drivers/ssb/ssb_private.h
index d03b20983b1e..a83bf7a4d80b 100644
--- a/drivers/ssb/ssb_private.h
+++ b/drivers/ssb/ssb_private.h
@@ -81,6 +81,7 @@ extern int ssb_pcmcia_switch_segment(struct ssb_bus *bus,
                                      u8 seg);
 extern int ssb_pcmcia_get_invariants(struct ssb_bus *bus,
                                      struct ssb_init_invariants *iv);
+extern void ssb_pcmcia_exit(struct ssb_bus *bus);
 extern int ssb_pcmcia_init(struct ssb_bus *bus);
 extern const struct ssb_bus_ops ssb_pcmcia_ops;
 #else /* CONFIG_SSB_PCMCIAHOST */
@@ -99,6 +100,9 @@ static inline int ssb_pcmcia_switch_segment(struct ssb_bus *bus,
 {
         return 0;
 }
+static inline void ssb_pcmcia_exit(struct ssb_bus *bus)
+{
+}
 static inline int ssb_pcmcia_init(struct ssb_bus *bus)
 {
         return 0;
@@ -113,6 +117,17 @@ extern int ssb_bus_scan(struct ssb_bus *bus,
 extern void ssb_iounmap(struct ssb_bus *ssb);
 
 
+/* sprom.c */
+extern
+ssize_t ssb_attr_sprom_show(struct ssb_bus *bus, char *buf,
+                            int (*sprom_read)(struct ssb_bus *bus, u16 *sprom));
+extern
+ssize_t ssb_attr_sprom_store(struct ssb_bus *bus,
+                             const char *buf, size_t count,
+                             int (*sprom_check_crc)(const u16 *sprom, size_t size),
+                             int (*sprom_write)(struct ssb_bus *bus, const u16 *sprom));
+
+
 /* core.c */
 extern u32 ssb_calc_clock_rate(u32 plltype, u32 n, u32 m);
 extern int ssb_devices_freeze(struct ssb_bus *bus);
@@ -120,6 +135,8 @@ extern int ssb_devices_thaw(struct ssb_bus *bus);
 extern struct ssb_bus *ssb_pci_dev_to_bus(struct pci_dev *pdev);
 int ssb_for_each_bus_call(unsigned long data,
                           int (*func)(struct ssb_bus *bus, unsigned long data));
+extern struct ssb_bus *ssb_pcmcia_dev_to_bus(struct pcmcia_device *pdev);
+
 
 /* b43_pci_bridge.c */
 #ifdef CONFIG_SSB_B43_PCI_BRIDGE