ibsys.h

 1/* SPDX-License-Identifier: GPL-2.0 */
 2
 3#include "gpibP.h"
 4
 5#include <linux/kernel.h>
 6#include <linux/sched.h>
 7#include <linux/errno.h>
 8#include <linux/major.h>
 9#include <linux/module.h>
10#include <linux/slab.h>
11#include <linux/mm.h>
12#include <linux/timer.h>
13
14#include <linux/io.h>
15#include <linux/uaccess.h>
16#include <asm/irq.h>
17#include <asm/dma.h>
18
19#define MAX_GPIB_PRIMARY_ADDRESS 30
20#define MAX_GPIB_SECONDARY_ADDRESS 31
21
22int gpib_allocate_board(struct gpib_board *board);
23void gpib_deallocate_board(struct gpib_board *board);
24
25unsigned int num_status_bytes(const struct gpib_status_queue *dev);
26int push_status_byte(struct gpib_board *board, struct gpib_status_queue *device,
27		     u8 poll_byte);
28int pop_status_byte(struct gpib_board *board, struct gpib_status_queue *device,
29		    u8 *poll_byte);
30struct gpib_status_queue *get_gpib_status_queue(struct gpib_board *board,
31						unsigned int pad, int sad);
32int get_serial_poll_byte(struct gpib_board *board, unsigned int pad, int sad,
33			 unsigned int usec_timeout, u8 *poll_byte);
34int autopoll_all_devices(struct gpib_board *board);