/* 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);