| /* 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); |
