/* SPDX-License-Identifier: GPL-2.0 */ #include "gpibP.h" #include <linux/kernel.h>#include <linux/sched.h>#include <linux/errno.h>#include <linux/major.h>#include <linux/module.h>#include <linux/slab.h>#include <linux/mm.h>#include <linux/timer.h> #include <linux/io.h>#include <linux/uaccess.h>#include <asm/irq.h>#include <asm/dma.h> #define MAX_GPIB_PRIMARY_ADDRESS 30#define MAX_GPIB_SECONDARY_ADDRESS 31 int gpib_allocate_board(struct gpib_board *board);void gpib_deallocate_board(struct gpib_board *board); unsigned int num_status_bytes(const struct gpib_status_queue *dev);int push_status_byte(struct gpib_board *board, struct gpib_status_queue *device,		     u8 poll_byte);int pop_status_byte(struct gpib_board *board, struct gpib_status_queue *device,		    u8 *poll_byte);struct gpib_status_queue *get_gpib_status_queue(struct gpib_board *board,						unsigned int pad, int sad);int get_serial_poll_byte(struct gpib_board *board, unsigned int pad, int sad,			 unsigned int usec_timeout, u8 *poll_byte);int autopoll_all_devices(struct gpib_board *board);