include/net/ax88796.h

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2 /* include/net/ax88796.h
   3  *
   4  * Copyright 2005 Simtec Electronics
   5  *      Ben Dooks <ben@simtec.co.uk>
   6 */
   7
   8 #ifndef __NET_AX88796_PLAT_H
   9 #define __NET_AX88796_PLAT_H
  10
  11 #include <linux/types.h>
  12
  13 struct sk_buff;
  14 struct net_device;
  15 struct platform_device;
  16
  17 #define AXFLG_HAS_EEPROM                (1<<0)
  18 #define AXFLG_MAC_FROMDEV               (1<<1)  /* device already has MAC */
  19 #define AXFLG_HAS_93CX6                 (1<<2)  /* use eeprom_93cx6 driver */
  20 #define AXFLG_MAC_FROMPLATFORM          (1<<3)  /* MAC given by platform data */
  21
  22 struct ax_plat_data {
  23         unsigned int     flags;
  24         unsigned char    wordlength;    /* 1 or 2 */
  25         unsigned char    dcr_val;       /* default value for DCR */
  26         unsigned char    rcr_val;       /* default value for RCR */
  27         unsigned char    gpoc_val;      /* default value for GPOC */
  28         u32             *reg_offsets;   /* register offsets */
  29         u8              *mac_addr;      /* MAC addr (only used when
  30                                            AXFLG_MAC_FROMPLATFORM is used */
  31
  32         /* uses default ax88796 buffer if set to NULL */
  33         void (*block_output)(struct net_device *dev, int count,
  34                         const unsigned char *buf, int star_page);
  35         void (*block_input)(struct net_device *dev, int count,
  36                         struct sk_buff *skb, int ring_offset);
  37         /* returns nonzero if a pending interrupt request might be caused by
  38          * the ax88796. Handles all interrupts if set to NULL
  39          */
  40         int (*check_irq)(struct platform_device *pdev);
  41 };
  42
  43 /* exported from ax88796.c for xsurf100.c  */
  44 extern void ax_NS8390_reinit(struct net_device *dev);
  45
  46 #endif /* __NET_AX88796_PLAT_H */