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