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1 | /** |
2 | * @file me4600_device.h | |
3 | * | |
4 | * @brief ME-4600 device class. | |
5 | * @note Copyright (C) 2007 Meilhaus Electronic GmbH (support@meilhaus.de) | |
6 | * @author Guenter Gebhardt | |
7 | * @author Krzysztof Gantzke (k.gantzke@meilhaus.de) | |
8 | */ | |
9 | ||
10 | /* | |
11 | * Copyright (C) 2007 Meilhaus Electronic GmbH (support@meilhaus.de) | |
12 | * | |
13 | * This file is free software; you can redistribute it and/or modify | |
14 | * it under the terms of the GNU General Public License as published by | |
15 | * the Free Software Foundation; either version 2 of the License, or | |
16 | * (at your option) any later version. | |
17 | * | |
18 | * This program is distributed in the hope that it will be useful, | |
19 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
20 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
21 | * GNU General Public License for more details. | |
22 | * | |
23 | * You should have received a copy of the GNU General Public License | |
24 | * along with this program; if not, write to the Free Software | |
25 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. | |
26 | */ | |
27 | ||
28 | #ifndef _ME4600_DEVICE_H | |
29 | #define _ME4600_DEVICE_H | |
30 | ||
31 | #include <linux/pci.h> | |
32 | #include <linux/spinlock.h> | |
33 | ||
34 | #include "medevice.h" | |
35 | ||
36 | #ifdef __KERNEL__ | |
37 | ||
38 | /** | |
39 | * @brief Structure holding ME-4600 device capabilities. | |
40 | */ | |
41 | typedef struct me4600_version { | |
42 | uint16_t device_id; | |
43 | unsigned int do_subdevices; | |
44 | unsigned int di_subdevices; | |
45 | unsigned int dio_subdevices; | |
46 | unsigned int ctr_subdevices; | |
47 | unsigned int ai_subdevices; | |
48 | unsigned int ai_channels; | |
49 | unsigned int ai_ranges; | |
50 | unsigned int ai_isolated; | |
51 | unsigned int ai_sh; | |
52 | unsigned int ao_subdevices; | |
53 | unsigned int ao_fifo; //How many devices have FIFO | |
54 | unsigned int ext_irq_subdevices; | |
55 | } me4600_version_t; | |
56 | ||
57 | /** | |
58 | * @brief ME-4600 device capabilities. | |
59 | */ | |
60 | static me4600_version_t me4600_versions[] = { | |
61 | {PCI_DEVICE_ID_MEILHAUS_ME4610, 0, 0, 4, 3, 1, 16, 1, 0, 0, 0, 0, 1}, | |
62 | ||
63 | {PCI_DEVICE_ID_MEILHAUS_ME4650, 0, 0, 4, 0, 1, 16, 4, 0, 0, 0, 0, 1}, | |
64 | ||
65 | {PCI_DEVICE_ID_MEILHAUS_ME4660, 0, 0, 4, 3, 1, 16, 4, 0, 0, 2, 0, 1}, | |
66 | {PCI_DEVICE_ID_MEILHAUS_ME4660I, 1, 1, 2, 3, 1, 16, 4, 1, 0, 2, 0, 1}, | |
67 | {PCI_DEVICE_ID_MEILHAUS_ME4660S, 0, 0, 4, 3, 1, 16, 4, 0, 1, 2, 0, 1}, | |
68 | {PCI_DEVICE_ID_MEILHAUS_ME4660IS, 1, 1, 2, 3, 1, 16, 4, 1, 1, 2, 0, 1}, | |
69 | ||
70 | {PCI_DEVICE_ID_MEILHAUS_ME4670, 0, 0, 4, 3, 1, 32, 4, 0, 0, 4, 0, 1}, | |
71 | {PCI_DEVICE_ID_MEILHAUS_ME4670I, 1, 1, 2, 3, 1, 32, 4, 1, 0, 4, 0, 1}, | |
72 | {PCI_DEVICE_ID_MEILHAUS_ME4670S, 0, 0, 4, 3, 1, 32, 4, 0, 1, 4, 0, 1}, | |
73 | {PCI_DEVICE_ID_MEILHAUS_ME4670IS, 1, 1, 2, 3, 1, 32, 4, 1, 1, 4, 0, 1}, | |
74 | ||
75 | {PCI_DEVICE_ID_MEILHAUS_ME4680, 0, 0, 4, 3, 1, 32, 4, 0, 0, 4, 4, 1}, | |
76 | {PCI_DEVICE_ID_MEILHAUS_ME4680I, 1, 1, 2, 3, 1, 32, 4, 1, 0, 4, 4, 1}, | |
77 | {PCI_DEVICE_ID_MEILHAUS_ME4680S, 0, 0, 4, 3, 1, 32, 4, 0, 1, 4, 4, 1}, | |
78 | {PCI_DEVICE_ID_MEILHAUS_ME4680IS, 1, 1, 2, 3, 1, 32, 4, 1, 1, 4, 4, 1}, | |
79 | ||
80 | {0}, | |
81 | }; | |
82 | ||
b6ac1613 | 83 | #define ME4600_DEVICE_VERSIONS (ARRAY_SIZE(me4600_versions) - 1) /**< Returns the number of entries in #me4600_versions. */ |
3fedd148 DK |
84 | |
85 | /** | |
86 | * @brief Returns the index of the device entry in #me4600_versions. | |
87 | * | |
88 | * @param device_id The PCI device id of the device to query. | |
89 | * @return The index of the device in #me4600_versions. | |
90 | */ | |
91 | static inline unsigned int me4600_versions_get_device_index(uint16_t device_id) | |
92 | { | |
93 | unsigned int i; | |
94 | for (i = 0; i < ME4600_DEVICE_VERSIONS; i++) | |
95 | if (me4600_versions[i].device_id == device_id) | |
96 | break; | |
97 | return i; | |
98 | } | |
99 | ||
100 | /** | |
101 | * @brief The ME-4600 device class structure. | |
102 | */ | |
103 | typedef struct me4600_device { | |
104 | me_device_t base; /**< The Meilhaus device base class. */ | |
105 | ||
106 | /* Child class attributes. */ | |
107 | spinlock_t preload_reg_lock; /**< Guards the preload register of the anaolog output devices. */ | |
108 | unsigned int preload_flags; /**< Used in conjunction with #preload_reg_lock. */ | |
109 | spinlock_t dio_lock; /**< Locks the control register of the digital input/output subdevices. */ | |
110 | spinlock_t ai_ctrl_lock; /**< Locks the control register of the analog input subdevice. */ | |
111 | spinlock_t ctr_ctrl_reg_lock; /**< Locks the counter control register. */ | |
112 | spinlock_t ctr_clk_src_reg_lock; /**< Not used on this device but needed for the me8254 subdevice constructor call. */ | |
113 | } me4600_device_t; | |
114 | ||
115 | /** | |
116 | * @brief The ME-4600 device class constructor. | |
117 | * | |
118 | * @param pci_device The pci device structure given by the PCI subsystem. | |
119 | * @param me_bosch_fw If set the device shall use the bosch firmware. (Only for special BOSCH build) | |
120 | * | |
121 | * @return On succes a new ME-4600 device instance. \n | |
122 | * NULL on error. | |
123 | */ | |
124 | ||
125 | #ifdef BOSCH | |
126 | /** | |
127 | * @brief The ME-4600 device class constructor. | |
128 | * | |
129 | * @param pci_device The pci device structure given by the PCI subsystem. | |
130 | * @param me_bosch_fw If set the device shall use the bosch firmware. | |
131 | * | |
132 | * @return On succes a new ME-4600 device instance. \n | |
133 | * NULL on error. | |
134 | */ | |
135 | me_device_t *me4600_pci_constructor(struct pci_dev *pci_device, int me_bosch_fw) | |
136 | __attribute__ ((weak)); | |
137 | #else //~BOSCH | |
138 | /** | |
139 | * @brief The ME-4600 device class constructor. | |
140 | * | |
141 | * @param pci_device The pci device structure given by the PCI subsystem. | |
142 | * | |
143 | * @return On succes a new ME-4600 device instance. \n | |
144 | * NULL on error. | |
145 | */ | |
146 | me_device_t *me4600_pci_constructor(struct pci_dev *pci_device) | |
147 | __attribute__ ((weak)); | |
148 | #endif | |
149 | ||
150 | #endif | |
151 | #endif |