1 | /* SPDX-License-Identifier: GPL-2.0+ */ |
2 | /* |
3 | * comedi/drivers/amplc_dio.h |
4 | * |
5 | * Header for amplc_dio200.c, amplc_dio200_common.c and |
6 | * amplc_dio200_pci.c. |
7 | * |
8 | * Copyright (C) 2005-2013 MEV Ltd. <https://www.mev.co.uk/> |
9 | * |
10 | * COMEDI - Linux Control and Measurement Device Interface |
11 | * Copyright (C) 1998,2000 David A. Schleef <ds@schleef.org> |
12 | */ |
13 | |
14 | #ifndef AMPLC_DIO200_H_INCLUDED |
15 | #define AMPLC_DIO200_H_INCLUDED |
16 | |
17 | #include <linux/types.h> |
18 | |
19 | struct comedi_device; |
20 | |
21 | /* |
22 | * Subdevice types. |
23 | */ |
24 | enum dio200_sdtype { sd_none, sd_intr, sd_8255, sd_8254, sd_timer }; |
25 | |
26 | #define DIO200_MAX_SUBDEVS 8 |
27 | #define DIO200_MAX_ISNS 6 |
28 | |
29 | struct dio200_board { |
30 | const char *name; |
31 | unsigned char mainbar; |
32 | unsigned short n_subdevs; /* number of subdevices */ |
33 | unsigned char sdtype[DIO200_MAX_SUBDEVS]; /* enum dio200_sdtype */ |
34 | unsigned char sdinfo[DIO200_MAX_SUBDEVS]; /* depends on sdtype */ |
35 | unsigned int has_int_sce:1; /* has interrupt enable/status reg */ |
36 | unsigned int has_clk_gat_sce:1; /* has clock/gate selection registers */ |
37 | unsigned int is_pcie:1; /* has enhanced features */ |
38 | }; |
39 | |
40 | int amplc_dio200_common_attach(struct comedi_device *dev, unsigned int irq, |
41 | unsigned long req_irq_flags); |
42 | |
43 | /* Used by initialization of PCIe boards. */ |
44 | void amplc_dio200_set_enhance(struct comedi_device *dev, unsigned char val); |
45 | |
46 | #endif |
47 | |