1 /* SPDX-License-Identifier: GPL-2.0 */
2
3 #ifndef GPIB_PROTO_INCLUDED
4 #define GPIB_PROTO_INCLUDED
5
6 #include <linux/fs.h>
7
8 int ibopen(struct inode *inode, struct file *filep);
9 int ibclose(struct inode *inode, struct file *file);
10 long ibioctl(struct file *filep, unsigned int cmd, unsigned long arg);
11 int osInit(void);
12 void osReset(void);
13 void os_start_timer(gpib_board_t *board, unsigned int usec_timeout);
14 void os_remove_timer(gpib_board_t *board);
15 void osSendEOI(void);
16 void osSendEOI(void);
17 void init_gpib_board(gpib_board_t *board);
usec_to_jiffies(unsigned int usec)18 static inline unsigned long usec_to_jiffies(unsigned int usec)
19 {
20 unsigned long usec_per_jiffy = 1000000 / HZ;
21
22 return 1 + (usec + usec_per_jiffy - 1) / usec_per_jiffy;
23 };
24
25 int serial_poll_all(gpib_board_t *board, unsigned int usec_timeout);
26 void init_gpib_descriptor(gpib_descriptor_t *desc);
27 int dvrsp(gpib_board_t *board, unsigned int pad, int sad,
28 unsigned int usec_timeout, uint8_t *result);
29 int ibAPWait(gpib_board_t *board, int pad);
30 int ibAPrsp(gpib_board_t *board, int padsad, char *spb);
31 void ibAPE(gpib_board_t *board, int pad, int v);
32 int ibcac(gpib_board_t *board, int sync, int fallback_to_async);
33 int ibcmd(gpib_board_t *board, uint8_t *buf, size_t length, size_t *bytes_written);
34 int ibgts(gpib_board_t *board);
35 int ibonline(gpib_board_t *board);
36 int iboffline(gpib_board_t *board);
37 int iblines(const gpib_board_t *board, short *lines);
38 int ibrd(gpib_board_t *board, uint8_t *buf, size_t length, int *end_flag, size_t *bytes_read);
39 int ibrpp(gpib_board_t *board, uint8_t *buf);
40 int ibrsv2(gpib_board_t *board, uint8_t status_byte, int new_reason_for_service);
41 void ibrsc(gpib_board_t *board, int request_control);
42 int ibsic(gpib_board_t *board, unsigned int usec_duration);
43 int ibsre(gpib_board_t *board, int enable);
44 int ibpad(gpib_board_t *board, unsigned int addr);
45 int ibsad(gpib_board_t *board, int addr);
46 int ibeos(gpib_board_t *board, int eos, int eosflags);
47 int ibwait(gpib_board_t *board, int wait_mask, int clear_mask, int set_mask,
48 int *status, unsigned long usec_timeout, gpib_descriptor_t *desc);
49 int ibwrt(gpib_board_t *board, uint8_t *buf, size_t cnt, int send_eoi, size_t *bytes_written);
50 int ibstatus(gpib_board_t *board);
51 int general_ibstatus(gpib_board_t *board, const gpib_status_queue_t *device,
52 int clear_mask, int set_mask, gpib_descriptor_t *desc);
53 int io_timed_out(gpib_board_t *board);
54 int ibppc(gpib_board_t *board, uint8_t configuration);
55
56 #endif /* GPIB_PROTO_INCLUDED */
57