X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=drivers%2Fnet%2Fgianfar.h;h=c35d47c40c390c2e57f3d553edb8426e78aa3b35;hb=bef363a1e07a913508cf10ab2d7e2b11e6313257;hp=d37d5401be6ece4fb506527cb7104956b0723f50;hpb=934a3595b30c986bab52bc9c08d12c8962c88c8a;p=linux-2.6-omap-h63xx.git diff --git a/drivers/net/gianfar.h b/drivers/net/gianfar.h index d37d5401be6..c35d47c40c3 100644 --- a/drivers/net/gianfar.h +++ b/drivers/net/gianfar.h @@ -22,7 +22,6 @@ #ifndef __GIANFAR_H #define __GIANFAR_H -#include #include #include #include @@ -656,43 +655,62 @@ struct gfar { * the buffer descriptor determines the actual condition. */ struct gfar_private { - /* pointers to arrays of skbuffs for tx and rx */ + /* Fields controlled by TX lock */ + spinlock_t txlock; + + /* Pointer to the array of skbuffs */ struct sk_buff ** tx_skbuff; - struct sk_buff ** rx_skbuff; - /* indices pointing to the next free sbk in skb arrays */ + /* next free skb in the array */ u16 skb_curtx; - u16 skb_currx; - /* index of the first skb which hasn't been transmitted - * yet. */ + /* First skb in line to be transmitted */ u16 skb_dirtytx; /* Configuration info for the coalescing features */ unsigned char txcoalescing; unsigned short txcount; unsigned short txtime; + + /* Buffer descriptor pointers */ + struct txbd8 *tx_bd_base; /* First tx buffer descriptor */ + struct txbd8 *cur_tx; /* Next free ring entry */ + struct txbd8 *dirty_tx; /* First buffer in line + to be transmitted */ + unsigned int tx_ring_size; + + /* RX Locked fields */ + spinlock_t rxlock; + + /* skb array and index */ + struct sk_buff ** rx_skbuff; + u16 skb_currx; + + /* RX Coalescing values */ unsigned char rxcoalescing; unsigned short rxcount; unsigned short rxtime; - /* GFAR addresses */ - struct rxbd8 *rx_bd_base; /* Base addresses of Rx and Tx Buffers */ - struct txbd8 *tx_bd_base; + struct rxbd8 *rx_bd_base; /* First Rx buffers */ struct rxbd8 *cur_rx; /* Next free rx ring entry */ - struct txbd8 *cur_tx; /* Next free ring entry */ - struct txbd8 *dirty_tx; /* The Ring entry to be freed. */ - struct gfar __iomem *regs; /* Pointer to the GFAR memory mapped Registers */ - u32 __iomem *hash_regs[16]; - int hash_width; - struct net_device_stats stats; /* linux network statistics */ - struct gfar_extra_stats extra_stats; - spinlock_t lock; + + /* RX parameters */ + unsigned int rx_ring_size; unsigned int rx_buffer_size; unsigned int rx_stash_size; unsigned int rx_stash_index; - unsigned int tx_ring_size; - unsigned int rx_ring_size; + + struct vlan_group *vlgrp; + + /* Unprotected fields */ + /* Pointer to the GFAR memory mapped Registers */ + struct gfar __iomem *regs; + + /* Hash registers and their width */ + u32 __iomem *hash_regs[16]; + int hash_width; + + /* global parameters */ unsigned int fifo_threshold; unsigned int fifo_starve; unsigned int fifo_starve_off; @@ -702,13 +720,15 @@ struct gfar_private { extended_hash:1, bd_stash_en:1; unsigned short padding; - struct vlan_group *vlgrp; - /* Info structure initialized by board setup code */ + unsigned int interruptTransmit; unsigned int interruptReceive; unsigned int interruptError; + + /* info structure initialized by platform code */ struct gianfar_platform_data *einfo; + /* PHY stuff */ struct phy_device *phydev; struct mii_bus *mii_bus; int oldspeed; @@ -716,6 +736,10 @@ struct gfar_private { int oldlink; uint32_t msg_enable; + + /* Network Statistics */ + struct net_device_stats stats; + struct gfar_extra_stats extra_stats; }; static inline u32 gfar_read(volatile unsigned __iomem *addr) @@ -730,8 +754,6 @@ static inline void gfar_write(volatile unsigned __iomem *addr, u32 val) out_be32(addr, val); } -extern struct ethtool_ops *gfar_op_array[]; - extern irqreturn_t gfar_receive(int irq, void *dev_id, struct pt_regs *regs); extern int startup_gfar(struct net_device *dev); extern void stop_gfar(struct net_device *dev);