sfc: Move definition of struct falcon_nic_data into falcon.h

This is preparation for moving Falcon-specific state required by other
Falcon-specific code.

Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/sfc/falcon.h b/drivers/net/sfc/falcon.h
index 54dad2d..46dd43b 100644
--- a/drivers/net/sfc/falcon.h
+++ b/drivers/net/sfc/falcon.h
@@ -11,6 +11,7 @@
 #ifndef EFX_FALCON_H
 #define EFX_FALCON_H
 
+#include <linux/i2c-algo-bit.h>
 #include "net_driver.h"
 #include "efx.h"
 
@@ -29,6 +30,16 @@
 	return efx->pci_dev->revision;
 }
 
+/**
+ * struct falcon_nic_data - Falcon NIC state
+ * @pci_dev2: The secondary PCI device if present
+ * @i2c_data: Operations and state for I2C bit-bashing algorithm
+ */
+struct falcon_nic_data {
+	struct pci_dev *pci_dev2;
+	struct i2c_algo_bit_data i2c_data;
+};
+
 static inline struct falcon_board *falcon_board(struct efx_nic *efx)
 {
 	return &efx->board_info;