xref: /openbmc/linux/include/net/ax88796.h (revision 84b709d3)
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 */
47