1 files changed, 62 insertions, 0 deletions

diff --git a/drivers/net/wireless/b43/bus.h b/drivers/net/wireless/b43/bus.h
new file mode 100644
index 000000000000..79a5ab4270c3
--- /dev/null
+++ b/drivers/net/wireless/b43/bus.h
@@ -0,0 +1,62 @@
+#ifndef B43_BUS_H_
+#define B43_BUS_H_
+
+enum b43_bus_type {
+        B43_BUS_SSB,
+};
+
+struct b43_bus_dev {
+        enum b43_bus_type bus_type;
+        union {
+                struct ssb_device *sdev;
+        };
+
+        int (*bus_may_powerdown)(struct b43_bus_dev *dev);
+        int (*bus_powerup)(struct b43_bus_dev *dev, bool dynamic_pctl);
+        int (*device_is_enabled)(struct b43_bus_dev *dev);
+        void (*device_enable)(struct b43_bus_dev *dev,
+                              u32 core_specific_flags);
+        void (*device_disable)(struct b43_bus_dev *dev,
+                               u32 core_specific_flags);
+
+        u16 (*read16)(struct b43_bus_dev *dev, u16 offset);
+        u32 (*read32)(struct b43_bus_dev *dev, u16 offset);
+        void (*write16)(struct b43_bus_dev *dev, u16 offset, u16 value);
+        void (*write32)(struct b43_bus_dev *dev, u16 offset, u32 value);
+        void (*block_read)(struct b43_bus_dev *dev, void *buffer,
+                           size_t count, u16 offset, u8 reg_width);
+        void (*block_write)(struct b43_bus_dev *dev, const void *buffer,
+                            size_t count, u16 offset, u8 reg_width);
+
+        struct device *dev;
+        struct device *dma_dev;
+        unsigned int irq;
+
+        u16 board_vendor;
+        u16 board_type;
+        u16 board_rev;
+
+        u16 chip_id;
+        u8 chip_rev;
+        u8 chip_pkg;
+
+        struct ssb_sprom *bus_sprom;
+
+        u16 core_id;
+        u8 core_rev;
+};
+
+static inline bool b43_bus_host_is_pcmcia(struct b43_bus_dev *dev)
+{
+        return (dev->bus_type == B43_BUS_SSB &&
+                dev->sdev->bus->bustype == SSB_BUSTYPE_PCMCIA);
+}
+static inline bool b43_bus_host_is_sdio(struct b43_bus_dev *dev)
+{
+        return (dev->bus_type == B43_BUS_SSB &&
+                dev->sdev->bus->bustype == SSB_BUSTYPE_SDIO);
+}
+
+struct b43_bus_dev *b43_bus_dev_ssb_init(struct ssb_device *sdev);
+
+#endif /* B43_BUS_H_ */