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1da177e4 LT |
1 | /* |
2 | * ds.h -- 16-bit PCMCIA core support | |
3 | * | |
4 | * This program is free software; you can redistribute it and/or modify | |
5 | * it under the terms of the GNU General Public License version 2 as | |
6 | * published by the Free Software Foundation. | |
7 | * | |
8 | * The initial developer of the original code is David A. Hinds | |
9 | * <dahinds@users.sourceforge.net>. Portions created by David A. Hinds | |
10 | * are Copyright (C) 1999 David A. Hinds. All Rights Reserved. | |
11 | * | |
12 | * (C) 1999 David A. Hinds | |
a5835786 | 13 | * (C) 2003 - 2008 Dominik Brodowski |
1da177e4 LT |
14 | */ |
15 | ||
16 | #ifndef _LINUX_DS_H | |
17 | #define _LINUX_DS_H | |
18 | ||
8e2f3b70 DB |
19 | #ifdef __KERNEL__ |
20 | #include <linux/mod_devicetable.h> | |
21 | #endif | |
22 | ||
1ad275e3 | 23 | #include <pcmcia/device_id.h> |
1da177e4 | 24 | |
1da177e4 LT |
25 | #ifdef __KERNEL__ |
26 | #include <linux/device.h> | |
e2d40963 | 27 | #include <pcmcia/ss.h> |
04de0816 | 28 | #include <asm/atomic.h> |
1da177e4 | 29 | |
a5835786 DB |
30 | /* |
31 | * PCMCIA device drivers (16-bit cards only; 32-bit cards require CardBus | |
32 | * a.k.a. PCI drivers | |
33 | */ | |
1da177e4 | 34 | struct pcmcia_socket; |
a5835786 | 35 | struct pcmcia_device; |
dbb22f0d | 36 | struct config_t; |
91284224 | 37 | struct net_device; |
1da177e4 | 38 | |
ac8b4228 DB |
39 | typedef unsigned long window_handle_t; |
40 | ||
a5835786 DB |
41 | /* dynamic device IDs for PCMCIA device drivers. See |
42 | * Documentation/pcmcia/driver.txt for details. | |
43 | */ | |
6179b556 | 44 | struct pcmcia_dynids { |
3f565232 | 45 | struct mutex lock; |
6179b556 BW |
46 | struct list_head list; |
47 | }; | |
48 | ||
1da177e4 | 49 | struct pcmcia_driver { |
f8cfa618 | 50 | int (*probe) (struct pcmcia_device *dev); |
cc3b4866 DB |
51 | void (*remove) (struct pcmcia_device *dev); |
52 | ||
98e4c28b DB |
53 | int (*suspend) (struct pcmcia_device *dev); |
54 | int (*resume) (struct pcmcia_device *dev); | |
55 | ||
1da177e4 | 56 | struct module *owner; |
1ad275e3 | 57 | struct pcmcia_device_id *id_table; |
1da177e4 | 58 | struct device_driver drv; |
6179b556 | 59 | struct pcmcia_dynids dynids; |
1da177e4 LT |
60 | }; |
61 | ||
62 | /* driver registration */ | |
63 | int pcmcia_register_driver(struct pcmcia_driver *driver); | |
64 | void pcmcia_unregister_driver(struct pcmcia_driver *driver); | |
65 | ||
66 | struct pcmcia_device { | |
67 | /* the socket and the device_no [for multifunction devices] | |
68 | uniquely define a pcmcia_device */ | |
69 | struct pcmcia_socket *socket; | |
70 | ||
bd65a685 BG |
71 | char *devname; |
72 | ||
1da177e4 LT |
73 | u8 device_no; |
74 | ||
75 | /* the hardware "function" device; certain subdevices can | |
76 | * share one hardware "function" device. */ | |
77 | u8 func; | |
9fea84f4 | 78 | struct config_t *function_config; |
1da177e4 LT |
79 | |
80 | struct list_head socket_device_list; | |
81 | ||
fd238232 | 82 | /* deprecated, will be cleaned up soon */ |
fd238232 | 83 | u_int open; |
fd238232 | 84 | io_req_t io; |
fd238232 DB |
85 | config_req_t conf; |
86 | window_handle_t win; | |
fd238232 | 87 | |
6f0f38c4 | 88 | /* device setup */ |
eb14120f | 89 | unsigned int irq; |
6f0f38c4 | 90 | |
04de0816 | 91 | /* Is the device suspended? */ |
e2d40963 DB |
92 | u16 suspended:1; |
93 | ||
94 | /* Flags whether io, irq, win configurations were | |
95 | * requested, and whether the configuration is "locked" */ | |
96 | u16 _irq:1; | |
97 | u16 _io:1; | |
98 | u16 _win:4; | |
99 | u16 _locked:1; | |
1da177e4 | 100 | |
e2d40963 DB |
101 | /* Flag whether a "fuzzy" func_id based match is |
102 | * allowed. */ | |
103 | u16 allow_func_id_match:1; | |
f6fbe01a | 104 | |
1da177e4 | 105 | /* information about this device */ |
e2d40963 DB |
106 | u16 has_manf_id:1; |
107 | u16 has_card_id:1; | |
108 | u16 has_func_id:1; | |
1ad275e3 | 109 | |
04de0816 | 110 | u16 reserved:4; |
1da177e4 LT |
111 | |
112 | u8 func_id; | |
113 | u16 manf_id; | |
114 | u16 card_id; | |
115 | ||
9fea84f4 | 116 | char *prod_id[4]; |
1da177e4 | 117 | |
43d9f7fd | 118 | u64 dma_mask; |
0e0fad8f DB |
119 | struct device dev; |
120 | ||
e2d40963 DB |
121 | /* data private to drivers */ |
122 | void *priv; | |
1da177e4 LT |
123 | }; |
124 | ||
125 | #define to_pcmcia_dev(n) container_of(n, struct pcmcia_device, dev) | |
126 | #define to_pcmcia_drv(n) container_of(n, struct pcmcia_driver, drv) | |
127 | ||
a5835786 | 128 | |
91284224 DB |
129 | /* |
130 | * CIS access. | |
131 | * | |
132 | * Please use the following functions to access CIS tuples: | |
133 | * - pcmcia_get_tuple() | |
134 | * - pcmcia_loop_tuple() | |
135 | * - pcmcia_get_mac_from_cis() | |
136 | * | |
137 | * To parse a tuple_t, pcmcia_parse_tuple() exists. Its interface | |
138 | * might change in future. | |
272433e0 | 139 | */ |
272433e0 | 140 | |
91284224 DB |
141 | /* get the very first CIS entry of type @code. Note that buf is pointer |
142 | * to u8 *buf; and that you need to kfree(buf) afterwards. */ | |
143 | size_t pcmcia_get_tuple(struct pcmcia_device *p_dev, cisdata_t code, | |
144 | u8 **buf); | |
272433e0 | 145 | |
91284224 DB |
146 | /* loop over CIS entries */ |
147 | int pcmcia_loop_tuple(struct pcmcia_device *p_dev, cisdata_t code, | |
148 | int (*loop_tuple) (struct pcmcia_device *p_dev, | |
149 | tuple_t *tuple, | |
150 | void *priv_data), | |
151 | void *priv_data); | |
272433e0 | 152 | |
91284224 DB |
153 | /* get the MAC address from CISTPL_FUNCE */ |
154 | int pcmcia_get_mac_from_cis(struct pcmcia_device *p_dev, | |
155 | struct net_device *dev); | |
272433e0 DB |
156 | |
157 | ||
91284224 DB |
158 | /* parse a tuple_t */ |
159 | int pcmcia_parse_tuple(tuple_t *tuple, cisparse_t *parse); | |
160 | ||
272433e0 DB |
161 | /* loop CIS entries for valid configuration */ |
162 | int pcmcia_loop_config(struct pcmcia_device *p_dev, | |
163 | int (*conf_check) (struct pcmcia_device *p_dev, | |
164 | cistpl_cftable_entry_t *cf, | |
165 | cistpl_cftable_entry_t *dflt, | |
166 | unsigned int vcc, | |
167 | void *priv_data), | |
168 | void *priv_data); | |
1da177e4 | 169 | |
994917f8 DB |
170 | /* is the device still there? */ |
171 | struct pcmcia_device *pcmcia_dev_present(struct pcmcia_device *p_dev); | |
172 | ||
173 | /* low-level interface reset */ | |
174 | int pcmcia_reset_card(struct pcmcia_socket *skt); | |
175 | ||
176 | /* CIS config */ | |
1d5cc192 DB |
177 | int pcmcia_read_config_byte(struct pcmcia_device *p_dev, off_t where, u8 *val); |
178 | int pcmcia_write_config_byte(struct pcmcia_device *p_dev, off_t where, u8 val); | |
994917f8 DB |
179 | |
180 | /* device configuration */ | |
181 | int pcmcia_request_io(struct pcmcia_device *p_dev, io_req_t *req); | |
eb14120f | 182 | |
b19a7275 DB |
183 | int __must_check |
184 | __pcmcia_request_exclusive_irq(struct pcmcia_device *p_dev, | |
eb14120f | 185 | irq_handler_t handler); |
b19a7275 DB |
186 | static inline __must_check __deprecated int |
187 | pcmcia_request_exclusive_irq(struct pcmcia_device *p_dev, | |
188 | irq_handler_t handler) | |
189 | { | |
190 | return __pcmcia_request_exclusive_irq(p_dev, handler); | |
191 | } | |
192 | ||
eb14120f DB |
193 | int __must_check pcmcia_request_irq(struct pcmcia_device *p_dev, |
194 | irq_handler_t handler); | |
195 | ||
994917f8 DB |
196 | int pcmcia_request_configuration(struct pcmcia_device *p_dev, |
197 | config_req_t *req); | |
198 | ||
6838b03f | 199 | int pcmcia_request_window(struct pcmcia_device *p_dev, win_req_t *req, |
994917f8 | 200 | window_handle_t *wh); |
f5560da5 | 201 | int pcmcia_release_window(struct pcmcia_device *p_dev, window_handle_t win); |
868575d1 MD |
202 | int pcmcia_map_mem_page(struct pcmcia_device *p_dev, window_handle_t win, |
203 | memreq_t *req); | |
994917f8 DB |
204 | |
205 | int pcmcia_modify_configuration(struct pcmcia_device *p_dev, modconf_t *mod); | |
206 | void pcmcia_disable_device(struct pcmcia_device *p_dev); | |
207 | ||
1da177e4 | 208 | #endif /* __KERNEL__ */ |
a5835786 | 209 | |
1da177e4 | 210 | #endif /* _LINUX_DS_H */ |