xref: /linux/include/net/ax88796.h (revision 96ac6d435100450f0565708d9b885ea2a7400e0a)
1 /* include/net/ax88796.h
2  *
3  * Copyright 2005 Simtec Electronics
4  *	Ben Dooks <ben@simtec.co.uk>
5  *
6  * This program is free software; you can redistribute it and/or modify
7  * it under the terms of the GNU General Public License version 2 as
8  * published by the Free Software Foundation.
9  *
10 */
11 
12 #ifndef __NET_AX88796_PLAT_H
13 #define __NET_AX88796_PLAT_H
14 
15 struct sk_buff;
16 struct net_device;
17 struct platform_device;
18 
19 #define AXFLG_HAS_EEPROM		(1<<0)
20 #define AXFLG_MAC_FROMDEV		(1<<1)	/* device already has MAC */
21 #define AXFLG_HAS_93CX6			(1<<2)	/* use eeprom_93cx6 driver */
22 #define AXFLG_MAC_FROMPLATFORM		(1<<3)	/* MAC given by platform data */
23 
24 struct ax_plat_data {
25 	unsigned int	 flags;
26 	unsigned char	 wordlength;	/* 1 or 2 */
27 	unsigned char	 dcr_val;	/* default value for DCR */
28 	unsigned char	 rcr_val;	/* default value for RCR */
29 	unsigned char	 gpoc_val;	/* default value for GPOC */
30 	u32		*reg_offsets;	/* register offsets */
31 	u8		*mac_addr;	/* MAC addr (only used when
32 					   AXFLG_MAC_FROMPLATFORM is used */
33 
34 	/* uses default ax88796 buffer if set to NULL */
35 	void (*block_output)(struct net_device *dev, int count,
36 			const unsigned char *buf, int star_page);
37 	void (*block_input)(struct net_device *dev, int count,
38 			struct sk_buff *skb, int ring_offset);
39 	/* returns nonzero if a pending interrupt request might by caused by
40 	 * the ax88786. Handles all interrupts if set to NULL
41 	 */
42 	int (*check_irq)(struct platform_device *pdev);
43 };
44 
45 #endif /* __NET_AX88796_PLAT_H */
46