bna: Remove Unused Code

Remove unused code.
Signed-off-by: Rasesh Mody <rmody@brocade.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ethernet/brocade/bna/bfa_cee.c

@@ -22,9 +22,6 @@
 #include "bfi_cna.h"
 #include "bfa_ioc.h"
 
-#define bfa_ioc_portid(__ioc) ((__ioc)->port_id)
-#define bfa_lpuid(__arg) bfa_ioc_portid(&(__arg)->ioc)
-
 static void bfa_cee_format_lldp_cfg(struct bfa_cee_lldp_cfg *lldp_cfg);
 static void bfa_cee_format_cee_cfg(void *buffer);
 

drivers/net/ethernet/brocade/bna/bfa_defs_mfg_comm.h

@@ -66,14 +66,6 @@ enum {
 
 #pragma pack(1)
 
-/**
- * Check if 1-port card
- */
-#define bfa_mfg_is_1port(type) (( \
-	(type) == BFA_MFG_TYPE_FC8P1 || \
-	(type) == BFA_MFG_TYPE_FC4P1 || \
-	(type) == BFA_MFG_TYPE_CNA10P1))
-
 /**
  * Check if Mezz card
  */

drivers/net/ethernet/brocade/bna/bfa_ioc.h

@@ -26,7 +26,6 @@
 #define BFA_IOC_TOV		3000	/* msecs */
 #define BFA_IOC_HWSEM_TOV	500	/* msecs */
 #define BFA_IOC_HB_TOV		500	/* msecs */
-#define BFA_IOC_HWINIT_MAX	5
 #define BFA_IOC_POLL_TOV	200	/* msecs */
 
 /**
@@ -250,10 +249,6 @@ struct bfa_ioc_hwif {
 #define bfa_ioc_stats_hb_count(_ioc, _hb_count)	\
 	((_ioc)->stats.hb_count = (_hb_count))
 #define BFA_IOC_FWIMG_MINSZ	(16 * 1024)
-#define BFA_IOC_FWIMG_TYPE(__ioc)					\
-	(((__ioc)->ctdev) ?						\
-	 (((__ioc)->fcmode) ? BFI_IMAGE_CT_FC : BFI_IMAGE_CT_CNA) :	\
-	 BFI_IMAGE_CB_FC)
 #define BFA_IOC_FW_SMEM_SIZE(__ioc)					\
 	((bfa_ioc_asic_gen(__ioc) == BFI_ASIC_GEN_CB)			\
 	? BFI_SMEM_CB_SIZE : BFI_SMEM_CT_SIZE)

drivers/net/ethernet/brocade/bna/bfi.h

@@ -15,7 +15,6 @@
  * All rights reserved
  * www.brocade.com
  */
-
 #ifndef __BFI_H__
 #define __BFI_H__
 
@@ -28,12 +27,6 @@
  */
 #define	BFI_FLASH_CHUNK_SZ			256	/*!< Flash chunk size */
 #define	BFI_FLASH_CHUNK_SZ_WORDS	(BFI_FLASH_CHUNK_SZ/sizeof(u32))
-enum {
-	BFI_IMAGE_CB_FC,
-	BFI_IMAGE_CT_FC,
-	BFI_IMAGE_CT_CNA,
-	BFI_IMAGE_MAX,
-};
 
 /**
  * Msg header common to all msgs
@@ -195,15 +188,6 @@ enum bfi_mclass {
 #define BFI_IOC_MAX_CQS_ASIC	8
 #define BFI_IOC_MSGLEN_MAX	32	/* 32 bytes */
 
-#define BFI_BOOT_TYPE_OFF		8
-#define BFI_BOOT_LOADER_OFF		12
-
-#define BFI_BOOT_TYPE_NORMAL		0
-#define	BFI_BOOT_TYPE_FLASH		1
-#define	BFI_BOOT_TYPE_MEMTEST		2
-
-#define BFI_BOOT_LOADER_OS		0
-
 #define BFI_FWBOOT_ENV_OS		0
 
 #define BFI_BOOT_MEMTEST_RES_ADDR   0x900
@@ -344,12 +328,6 @@ enum bfi_port_mode {
 /**
  *  BFI_IOC_I2H_READY_EVENT message
  */
-struct bfi_ioc_rdy_event {
-	struct bfi_mhdr mh;		/*!< common msg header */
-	u8			init_status;	/*!< init event status */
-	u8			rsvd[3];
-};
-
 struct bfi_ioc_hbeat {
 	struct bfi_mhdr mh;		/*!< common msg header		*/
 	u32	   hb_count;	/*!< current heart beat count	*/

drivers/net/ethernet/brocade/bna/bna.h

@@ -32,14 +32,6 @@ extern const u32 bna_napi_dim_vector[][BNA_BIAS_T_MAX];
 /* Log string size */
 #define BNA_MESSAGE_SIZE		256
 
-/* MBOX API for PORT, TX, RX */
-#define bna_mbox_qe_fill(_qe, _cmd, _cmd_len, _cbfn, _cbarg)		\
-do {									\
-	memcpy(&((_qe)->cmd.msg[0]), (_cmd), (_cmd_len));	\
-	(_qe)->cbfn = (_cbfn);						\
-	(_qe)->cbarg = (_cbarg);					\
-} while (0)
-
 #define bna_is_small_rxq(_id) ((_id) & 0x1)
 
 #define BNA_MAC_IS_EQUAL(_mac1, _mac2)					\
@@ -177,32 +169,6 @@ do {								\
 #define BNA_Q_IN_USE_COUNT(_q_ptr)					\
 	(BNA_QE_IN_USE_CNT(&(_q_ptr)->q, (_q_ptr)->q.q_depth))
 
-/* These macros build the data portion of the TxQ/RxQ doorbell */
-#define BNA_DOORBELL_Q_PRD_IDX(_pi)	(0x80000000 | (_pi))
-#define BNA_DOORBELL_Q_STOP		(0x40000000)
-
-/* These macros build the data portion of the IB doorbell */
-#define BNA_DOORBELL_IB_INT_ACK(_timeout, _events) \
-	(0x80000000 | ((_timeout) << 16) | (_events))
-#define BNA_DOORBELL_IB_INT_DISABLE	(0x40000000)
-
-/* Set the coalescing timer for the given ib */
-#define bna_ib_coalescing_timer_set(_i_dbell, _cls_timer)		\
-	((_i_dbell)->doorbell_ack = BNA_DOORBELL_IB_INT_ACK((_cls_timer), 0));
-
-/* Acks 'events' # of events for a given ib */
-#define bna_ib_ack(_i_dbell, _events)					\
-	(writel(((_i_dbell)->doorbell_ack | (_events)), \
-		(_i_dbell)->doorbell_addr));
-
-#define bna_txq_prod_indx_doorbell(_tcb)				\
-	(writel(BNA_DOORBELL_Q_PRD_IDX((_tcb)->producer_index), \
-		(_tcb)->q_dbell));
-
-#define bna_rxq_prod_indx_doorbell(_rcb)				\
-	(writel(BNA_DOORBELL_Q_PRD_IDX((_rcb)->producer_index), \
-		(_rcb)->q_dbell));
-
 #define BNA_LARGE_PKT_SIZE		1000
 
 #define BNA_UPDATE_PKT_CNT(_pkt, _len)					\
@@ -435,7 +401,6 @@ void bna_get_perm_mac(struct bna *bna, u8 *mac);
 void bna_hw_stats_get(struct bna *bna);
 
 /* APIs for Rx */
-int bna_rit_mod_can_satisfy(struct bna_rit_mod *rit_mod, int seg_size);
 
 /* APIs for RxF */
 struct bna_mac *bna_ucam_mod_mac_get(struct bna_ucam_mod *ucam_mod);
@@ -447,53 +412,13 @@ void bna_mcam_mod_mac_put(struct bna_mcam_mod *mcam_mod,
 struct bna_mcam_handle *bna_mcam_mod_handle_get(struct bna_mcam_mod *mod);
 void bna_mcam_mod_handle_put(struct bna_mcam_mod *mcam_mod,
 			  struct bna_mcam_handle *handle);
-struct bna_rit_segment *
-bna_rit_mod_seg_get(struct bna_rit_mod *rit_mod, int seg_size);
-void bna_rit_mod_seg_put(struct bna_rit_mod *rit_mod,
-			struct bna_rit_segment *seg);
-
-/**
- * DEVICE
- */
-
-/* APIs for BNAD */
-void bna_device_enable(struct bna_device *device);
-void bna_device_disable(struct bna_device *device,
-			enum bna_cleanup_type type);
 
 /**
  * MBOX
  */
 
-/* APIs for PORT, TX, RX */
-void bna_mbox_handler(struct bna *bna, u32 intr_status);
-void bna_mbox_send(struct bna *bna, struct bna_mbox_qe *mbox_qe);
-
-/**
- * PORT
- */
-
-/* API for RX */
-int bna_port_mtu_get(struct bna_port *port);
-void bna_llport_rx_started(struct bna_llport *llport);
-void bna_llport_rx_stopped(struct bna_llport *llport);
-
 /* API for BNAD */
-void bna_port_enable(struct bna_port *port);
-void bna_port_disable(struct bna_port *port, enum bna_cleanup_type type,
-		      void (*cbfn)(void *, enum bna_cb_status));
-void bna_port_pause_config(struct bna_port *port,
-			   struct bna_pause_config *pause_config,
-			   void (*cbfn)(struct bnad *, enum bna_cb_status));
-void bna_port_mtu_set(struct bna_port *port, int mtu,
-		      void (*cbfn)(struct bnad *, enum bna_cb_status));
-void bna_port_mac_get(struct bna_port *port, mac_t *mac);
-
-/* Callbacks for TX, RX */
-void bna_port_cb_tx_stopped(struct bna_port *port,
-			    enum bna_cb_status status);
-void bna_port_cb_rx_stopped(struct bna_port *port,
-			    enum bna_cb_status status);
+void bna_mbox_handler(struct bna *bna, u32 intr_status);
 
 /**
  * ETHPORT
@@ -503,15 +428,6 @@ void bna_port_cb_rx_stopped(struct bna_port *port,
 void bna_ethport_cb_rx_started(struct bna_ethport *ethport);
 void bna_ethport_cb_rx_stopped(struct bna_ethport *ethport);
 
-/**
- * IB
- */
-
-/* APIs for BNA */
-void bna_ib_mod_init(struct bna_ib_mod *ib_mod, struct bna *bna,
-		     struct bna_res_info *res_info);
-void bna_ib_mod_uninit(struct bna_ib_mod *ib_mod);
-
 /**
  * TX MODULE AND TX
  */
@@ -526,14 +442,11 @@ void bna_bfi_bw_update_aen(struct bna_tx_mod *tx_mod);
 void bna_tx_mod_init(struct bna_tx_mod *tx_mod, struct bna *bna,
 		     struct bna_res_info *res_info);
 void bna_tx_mod_uninit(struct bna_tx_mod *tx_mod);
-int bna_tx_state_get(struct bna_tx *tx);
 
 /* APIs for ENET */
 void bna_tx_mod_start(struct bna_tx_mod *tx_mod, enum bna_tx_type type);
 void bna_tx_mod_stop(struct bna_tx_mod *tx_mod, enum bna_tx_type type);
 void bna_tx_mod_fail(struct bna_tx_mod *tx_mod);
-void bna_tx_mod_prio_changed(struct bna_tx_mod *tx_mod, int prio);
-void bna_tx_mod_cee_link_status(struct bna_tx_mod *tx_mod, int cee_link);
 
 /* APIs for BNAD */
 void bna_tx_res_req(int num_txq, int txq_depth,
@@ -553,27 +466,6 @@ void bna_tx_coalescing_timeo_set(struct bna_tx *tx, int coalescing_timeo);
  * RX MODULE, RX, RXF
  */
 
-/* Internal APIs */
-void rxf_cb_cam_fltr_mbox_cmd(void *arg, int status);
-void rxf_cam_mbox_cmd(struct bna_rxf *rxf, u8 cmd,
-		const struct bna_mac *mac_addr);
-void __rxf_vlan_filter_set(struct bna_rxf *rxf, enum bna_status status);
-void bna_rxf_adv_init(struct bna_rxf *rxf,
-		struct bna_rx *rx,
-		struct bna_rx_config *q_config);
-int rxf_process_packet_filter_ucast(struct bna_rxf *rxf);
-int rxf_process_packet_filter_promisc(struct bna_rxf *rxf);
-int rxf_process_packet_filter_default(struct bna_rxf *rxf);
-int rxf_process_packet_filter_allmulti(struct bna_rxf *rxf);
-int rxf_clear_packet_filter_ucast(struct bna_rxf *rxf);
-int rxf_clear_packet_filter_promisc(struct bna_rxf *rxf);
-int rxf_clear_packet_filter_default(struct bna_rxf *rxf);
-int rxf_clear_packet_filter_allmulti(struct bna_rxf *rxf);
-void rxf_reset_packet_filter_ucast(struct bna_rxf *rxf);
-void rxf_reset_packet_filter_promisc(struct bna_rxf *rxf);
-void rxf_reset_packet_filter_default(struct bna_rxf *rxf);
-void rxf_reset_packet_filter_allmulti(struct bna_rxf *rxf);
-
 /* FW response handlers */
 void bna_bfi_rx_enet_start_rsp(struct bna_rx *rx,
 			       struct bfi_msgq_mhdr *msghdr);
@@ -587,8 +479,6 @@ void bna_bfi_rxf_mcast_add_rsp(struct bna_rxf *rxf,
 void bna_rx_mod_init(struct bna_rx_mod *rx_mod, struct bna *bna,
 		     struct bna_res_info *res_info);
 void bna_rx_mod_uninit(struct bna_rx_mod *rx_mod);
-int bna_rx_state_get(struct bna_rx *rx);
-int bna_rxf_state_get(struct bna_rxf *rxf);
 
 /* APIs for ENET */
 void bna_rx_mod_start(struct bna_rx_mod *rx_mod, enum bna_rx_type type);
@@ -687,14 +577,4 @@ void bnad_cb_mbox_intr_disable(struct bnad *bnad);
 void bnad_cb_stats_get(struct bnad *bnad, enum bna_cb_status status,
 		       struct bna_stats *stats);
 
-/* Callbacks for DEVICE */
-void bnad_cb_device_enabled(struct bnad *bnad, enum bna_cb_status status);
-void bnad_cb_device_disabled(struct bnad *bnad, enum bna_cb_status status);
-void bnad_cb_device_enable_mbox_intr(struct bnad *bnad);
-void bnad_cb_device_disable_mbox_intr(struct bnad *bnad);
-
-/* Callbacks for port */
-void bnad_cb_port_link_status(struct bnad *bnad,
-			      enum bna_link_status status);
-
 #endif  /* __BNA_H__ */

drivers/net/ethernet/brocade/bna/bna_types.h

@@ -37,7 +37,6 @@ struct bna_rxq;
 struct bna_cq;
 struct bna_rx;
 struct bna_rxf;
-struct bna_port;
 struct bna_enet;
 struct bna;
 struct bnad;
@@ -90,21 +89,6 @@ enum bna_res_req_type {
 	BNA_RES_MEM_T_ATTR		= 1,
 	BNA_RES_MEM_T_FWTRC		= 2,
 	BNA_RES_MEM_T_STATS		= 3,
-	BNA_RES_MEM_T_SWSTATS		= 4,
-	BNA_RES_MEM_T_IBIDX		= 5,
-	BNA_RES_MEM_T_IB_ARRAY		= 6,
-	BNA_RES_MEM_T_INTR_ARRAY	= 7,
-	BNA_RES_MEM_T_IDXSEG_ARRAY	= 8,
-	BNA_RES_MEM_T_TX_ARRAY		= 9,
-	BNA_RES_MEM_T_TXQ_ARRAY		= 10,
-	BNA_RES_MEM_T_RX_ARRAY		= 11,
-	BNA_RES_MEM_T_RXP_ARRAY		= 12,
-	BNA_RES_MEM_T_RXQ_ARRAY		= 13,
-	BNA_RES_MEM_T_UCMAC_ARRAY	= 14,
-	BNA_RES_MEM_T_MCMAC_ARRAY	= 15,
-	BNA_RES_MEM_T_RIT_ENTRY		= 16,
-	BNA_RES_MEM_T_RIT_SEGMENT	= 17,
-	BNA_RES_INTR_T_MBOX		= 18,
 	BNA_RES_T_MAX
 };
 
@@ -150,11 +134,6 @@ enum bna_rx_mem_type {
 	BNA_RX_RES_T_MAX		= 15
 };
 
-enum bna_mbox_state {
-	BNA_MBOX_FREE		= 0,
-	BNA_MBOX_POSTED		= 1
-};
-
 enum bna_tx_type {
 	BNA_TX_T_REGULAR	= 0,
 	BNA_TX_T_LOOPBACK	= 1,
@@ -200,14 +179,6 @@ enum bna_rx_event {
 	RX_E_CLEANUP_DONE		= 8,
 };
 
-enum bna_rx_state {
-	BNA_RX_STOPPED			= 1,
-	BNA_RX_RXF_START_WAIT		= 2,
-	BNA_RX_STARTED			= 3,
-	BNA_RX_RXF_STOP_WAIT		= 4,
-	BNA_RX_RXQ_STOP_WAIT		= 5,
-};
-
 enum bna_rx_flags {
 	BNA_RX_F_ENET_STARTED	= 1,
 	BNA_RX_F_ENABLED	= 2,
@@ -218,11 +189,6 @@ enum bna_rx_mod_flags {
 	BNA_RX_MOD_F_ENET_LOOPBACK	= 2,
 };
 
-enum bna_rxf_oper_state {
-	BNA_RXF_OPER_STATE_RUNNING	= 0x01, /* rxf operational */
-	BNA_RXF_OPER_STATE_PAUSED	= 0x02,	/* rxf in PAUSED state */
-};
-
 enum bna_rxf_flags {
 	BNA_RXF_F_PAUSED		= 1,
 };
@@ -237,24 +203,6 @@ enum bna_rxf_event {
 	RXF_E_FW_RESP			= 7,
 };
 
-enum bna_rxf_state {
-	BNA_RXF_STOPPED			= 1,
-	BNA_RXF_START_WAIT		= 2,
-	BNA_RXF_CAM_FLTR_MOD_WAIT	= 3,
-	BNA_RXF_STARTED			= 4,
-	BNA_RXF_CAM_FLTR_CLR_WAIT	= 5,
-	BNA_RXF_STOP_WAIT		= 6,
-	BNA_RXF_PAUSE_WAIT		= 7,
-	BNA_RXF_RESUME_WAIT		= 8,
-	BNA_RXF_STAT_CLR_WAIT		= 9,
-};
-
-enum bna_port_type {
-	BNA_PORT_T_REGULAR		= 0,
-	BNA_PORT_T_LOOPBACK_INTERNAL	= 1,
-	BNA_PORT_T_LOOPBACK_EXTERNAL	= 2,
-};
-
 enum bna_enet_type {
 	BNA_ENET_T_REGULAR		= 0,
 	BNA_ENET_T_LOOPBACK_INTERNAL	= 1,
@@ -267,25 +215,12 @@ enum bna_link_status {
 	BNA_CEE_UP		= 2
 };
 
-enum bna_llport_flags {
-	BNA_LLPORT_F_ADMIN_UP		= 1,
-	BNA_LLPORT_F_PORT_ENABLED	= 2,
-	BNA_LLPORT_F_RX_STARTED		= 4
-};
-
 enum bna_ethport_flags {
 	BNA_ETHPORT_F_ADMIN_UP		= 1,
 	BNA_ETHPORT_F_PORT_ENABLED	= 2,
 	BNA_ETHPORT_F_RX_STARTED	= 4,
 };
 
-enum bna_port_flags {
-	BNA_PORT_F_DEVICE_READY	= 1,
-	BNA_PORT_F_ENABLED	= 2,
-	BNA_PORT_F_PAUSE_CHANGED = 4,
-	BNA_PORT_F_MTU_CHANGED	= 8
-};
-
 enum bna_enet_flags {
 	BNA_ENET_F_IOCETH_READY		= 1,
 	BNA_ENET_F_ENABLED		= 2,
@@ -418,32 +353,7 @@ struct bna_ioceth {
 
 /**
  *
- * Mail box
- *
- */
-
-struct bna_mbox_qe {
-	/* This should be the first one */
-	struct list_head			qe;
-
-	struct bfa_mbox_cmd cmd;
-	u32		cmd_len;
-	/* Callback for port, tx, rx, rxf */
-	void (*cbfn)(void *arg, int status);
-	void			*cbarg;
-};
-
-struct bna_mbox_mod {
-	enum bna_mbox_state state;
-	struct list_head			posted_q;
-	u32		msg_pending;
-	u32		msg_ctr;
-	struct bna *bna;
-};
-
-/**
- *
- * Port
+ * Enet
  *
  */
 
@@ -453,60 +363,6 @@ struct bna_pause_config {
 	enum bna_status rx_pause;
 };
 
-struct bna_llport {
-	bfa_fsm_t		fsm;
-	enum bna_llport_flags flags;
-
-	enum bna_port_type type;
-
-	enum bna_link_status link_status;
-
-	int			rx_started_count;
-
-	void (*stop_cbfn)(struct bna_port *, enum bna_cb_status);
-
-	struct bna_mbox_qe mbox_qe;
-
-	struct bna *bna;
-};
-
-struct bna_port {
-	bfa_fsm_t		fsm;
-	enum bna_port_flags flags;
-
-	enum bna_port_type type;
-
-	struct bna_llport llport;
-
-	struct bna_pause_config pause_config;
-	u8			priority;
-	int			mtu;
-
-	/* Callback for bna_port_disable(), port_stop() */
-	void (*stop_cbfn)(void *, enum bna_cb_status);
-	void			*stop_cbarg;
-
-	/* Callback for bna_port_pause_config() */
-	void (*pause_cbfn)(struct bnad *, enum bna_cb_status);
-
-	/* Callback for bna_port_mtu_set() */
-	void (*mtu_cbfn)(struct bnad *, enum bna_cb_status);
-
-	void (*link_cbfn)(struct bnad *, enum bna_link_status);
-
-	struct bfa_wc		chld_stop_wc;
-
-	struct bna_mbox_qe mbox_qe;
-
-	struct bna *bna;
-};
-
-/**
- *
- * Enet
- *
- */
-
 struct bna_enet {
 	bfa_fsm_t		fsm;
 	enum bna_enet_flags flags;
@@ -569,27 +425,6 @@ struct bna_ethport {
  *
  */
 
-/* IB index segment structure */
-struct bna_ibidx_seg {
-	/* This should be the first one */
-	struct list_head			qe;
-
-	u8			ib_seg_size;
-	u8			ib_idx_tbl_offset;
-};
-
-/* Interrupt structure */
-struct bna_intr {
-	/* This should be the first one */
-	struct list_head			qe;
-	int			ref_count;
-
-	enum bna_intr_type intr_type;
-	int			vector;
-
-	struct bna_ib *ib;
-};
-
 /* Doorbell structure */
 struct bna_ib_dbell {
 	void *__iomem doorbell_addr;
@@ -750,33 +585,6 @@ struct bna_tx_mod {
 	struct bna *bna;
 };
 
-/**
- *
- * Receive Indirection Table
- *
- */
-
-/* One row of RIT table */
-struct bna_rit_entry {
-	u8 large_rxq_id;	/* used for either large or data buffers */
-	u8 small_rxq_id;	/* used for either small or header buffers */
-};
-
-/* RIT segment */
-struct bna_rit_segment {
-	struct list_head			qe;
-
-	u32		rit_offset;
-	u32		rit_size;
-	/**
-	 * max_rit_size: Varies per RIT segment depending on how RIT is
-	 * partitioned
-	 */
-	u32		max_rit_size;
-
-	struct bna_rit_entry *rit;
-};
-
 /**
  *
  * Rx object
@@ -1123,42 +931,6 @@ struct bna_mcam_mod {
  *
  */
 
-struct bna_tx_stats {
-	int			tx_state;
-	int			tx_flags;
-	int			num_txqs;
-	u32		txq_bmap[2];
-	int			txf_id;
-};
-
-struct bna_rx_stats {
-	int			rx_state;
-	int			rx_flags;
-	int			num_rxps;
-	int			num_rxqs;
-	u32		rxq_bmap[2];
-	u32		cq_bmap[2];
-	int			rxf_id;
-	int			rxf_state;
-	int			rxf_oper_state;
-	int			num_active_ucast;
-	int			num_active_mcast;
-	int			rxmode_active;
-	int			vlan_filter_status;
-	int			rss_status;
-	int			hds_status;
-};
-
-struct bna_sw_stats {
-	int			device_state;
-	int			port_state;
-	int			port_flags;
-	int			llport_state;
-	int			priority;
-	int			num_active_tx;
-	int			num_active_rx;
-};
-
 struct bna_stats {
 	struct bna_dma_addr	hw_stats_dma;
 	struct bfi_enet_stats	*hw_stats_kva;