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/* SPDX-License-Identifier: GPL-2.0 */
#include "hisax_if.h"
#include "hisax_isac.h"
#include <linux/pci.h>
#define HSCX_BUFMAX 4096
enum {
AVM_FRITZ_PCI,
AVM_FRITZ_PNP,
AVM_FRITZ_PCIV2,
};
struct hdlc_stat_reg {
#ifdef __BIG_ENDIAN
u_char fill;
u_char mode;
u_char xml;
u_char cmd;
#else
u_char cmd;
u_char xml;
u_char mode;
u_char fill;
#endif
} __attribute__((packed));
struct fritz_bcs {
struct hisax_b_if b_if;
struct fritz_adapter *adapter;
int mode;
int channel;
union {
u_int ctrl;
struct hdlc_stat_reg sr;
} ctrl;
u_int stat;
int rcvidx;
int fifo_size;
u_char rcvbuf[HSCX_BUFMAX]; /* B-Channel receive Buffer */
int tx_cnt; /* B-Channel transmit counter */
struct sk_buff *tx_skb; /* B-Channel transmit Buffer */
};
struct fritz_adapter {
int type;
spinlock_t hw_lock;
unsigned int io;
unsigned int irq;
struct isac isac;
struct fritz_bcs bcs[2];
u32 (*read_hdlc_status) (struct fritz_adapter *adapter, int nr);
void (*write_ctrl) (struct fritz_bcs *bcs, int which);
};
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