Input: yet another model that does not play nicely when i8042 is
[linux-2.6.git] / drivers / input / serio / i8042-x86ia64io.h
1 #ifndef _I8042_X86IA64IO_H
2 #define _I8042_X86IA64IO_H
3
4 /*
5  * This program is free software; you can redistribute it and/or modify it
6  * under the terms of the GNU General Public License version 2 as published by
7  * the Free Software Foundation.
8  */
9
10 /*
11  * Names.
12  */
13
14 #define I8042_KBD_PHYS_DESC "isa0060/serio0"
15 #define I8042_AUX_PHYS_DESC "isa0060/serio1"
16 #define I8042_MUX_PHYS_DESC "isa0060/serio%d"
17
18 /*
19  * IRQs.
20  */
21
22 #if defined(__ia64__)
23 # define I8042_MAP_IRQ(x)       isa_irq_to_vector((x))
24 #else
25 # define I8042_MAP_IRQ(x)       (x)
26 #endif
27
28 #define I8042_KBD_IRQ   i8042_kbd_irq
29 #define I8042_AUX_IRQ   i8042_aux_irq
30
31 static int i8042_kbd_irq;
32 static int i8042_aux_irq;
33
34 /*
35  * Register numbers.
36  */
37
38 #define I8042_COMMAND_REG       i8042_command_reg
39 #define I8042_STATUS_REG        i8042_command_reg
40 #define I8042_DATA_REG          i8042_data_reg
41
42 static int i8042_command_reg = 0x64;
43 static int i8042_data_reg = 0x60;
44
45
46 static inline int i8042_read_data(void)
47 {
48         return inb(I8042_DATA_REG);
49 }
50
51 static inline int i8042_read_status(void)
52 {
53         return inb(I8042_STATUS_REG);
54 }
55
56 static inline void i8042_write_data(int val)
57 {
58         outb(val, I8042_DATA_REG);
59 }
60
61 static inline void i8042_write_command(int val)
62 {
63         outb(val, I8042_COMMAND_REG);
64 }
65
66 #if defined(__i386__)
67
68 #include <linux/dmi.h>
69
70 static struct dmi_system_id __initdata i8042_dmi_noloop_table[] = {
71         {
72                 .ident = "Compaq Proliant 8500",
73                 .matches = {
74                         DMI_MATCH(DMI_SYS_VENDOR, "Compaq"),
75                         DMI_MATCH(DMI_PRODUCT_NAME , "ProLiant"),
76                         DMI_MATCH(DMI_PRODUCT_VERSION, "8500"),
77                 },
78         },
79         {
80                 .ident = "Compaq Proliant DL760",
81                 .matches = {
82                         DMI_MATCH(DMI_SYS_VENDOR, "Compaq"),
83                         DMI_MATCH(DMI_PRODUCT_NAME , "ProLiant"),
84                         DMI_MATCH(DMI_PRODUCT_VERSION, "DL760"),
85                 },
86         },
87         { }
88 };
89
90 /*
91  * Some Fujitsu notebooks are having trouble with touchpads if
92  * active multiplexing mode is activated. Luckily they don't have
93  * external PS/2 ports so we can safely disable it.
94  * ... apparently some Toshibas don't like MUX mode either and
95  * die horrible death on reboot.
96  */
97 static struct dmi_system_id __initdata i8042_dmi_nomux_table[] = {
98         {
99                 .ident = "Fujitsu Lifebook P7010/P7010D",
100                 .matches = {
101                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
102                         DMI_MATCH(DMI_PRODUCT_NAME, "P7010"),
103                 },
104         },
105         {
106                 .ident = "Fujitsu Lifebook P5020D",
107                 .matches = {
108                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
109                         DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook P Series"),
110                 },
111         },
112         {
113                 .ident = "Fujitsu Lifebook S2000",
114                 .matches = {
115                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
116                         DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook S Series"),
117                 },
118         },
119         {
120                 .ident = "Fujitsu Lifebook S6230",
121                 .matches = {
122                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
123                         DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook S6230"),
124                 },
125         },
126         {
127                 .ident = "Fujitsu T70H",
128                 .matches = {
129                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
130                         DMI_MATCH(DMI_PRODUCT_NAME, "FMVLT70H"),
131                 },
132         },
133         {
134                 .ident = "Toshiba P10",
135                 .matches = {
136                         DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
137                         DMI_MATCH(DMI_PRODUCT_NAME, "Satellite P10"),
138                 },
139         },
140         { }
141 };
142
143
144
145 #endif
146
147
148 #ifdef CONFIG_PNP
149 #include <linux/pnp.h>
150
151 static int i8042_pnp_kbd_registered;
152 static int i8042_pnp_aux_registered;
153
154 static int i8042_pnp_command_reg;
155 static int i8042_pnp_data_reg;
156 static int i8042_pnp_kbd_irq;
157 static int i8042_pnp_aux_irq;
158
159 static char i8042_pnp_kbd_name[32];
160 static char i8042_pnp_aux_name[32];
161
162 static int i8042_pnp_kbd_probe(struct pnp_dev *dev, const struct pnp_device_id *did)
163 {
164         if (pnp_port_valid(dev, 0) && pnp_port_len(dev, 0) == 1)
165                 i8042_pnp_data_reg = pnp_port_start(dev,0);
166
167         if (pnp_port_valid(dev, 1) && pnp_port_len(dev, 1) == 1)
168                 i8042_pnp_command_reg = pnp_port_start(dev, 1);
169
170         if (pnp_irq_valid(dev,0))
171                 i8042_pnp_kbd_irq = pnp_irq(dev, 0);
172
173         strncpy(i8042_pnp_kbd_name, did->id, sizeof(i8042_pnp_kbd_name));
174         if (strlen(pnp_dev_name(dev))) {
175                 strncat(i8042_pnp_kbd_name, ":", sizeof(i8042_pnp_kbd_name));
176                 strncat(i8042_pnp_kbd_name, pnp_dev_name(dev), sizeof(i8042_pnp_kbd_name));
177         }
178
179         return 0;
180 }
181
182 static int i8042_pnp_aux_probe(struct pnp_dev *dev, const struct pnp_device_id *did)
183 {
184         if (pnp_port_valid(dev, 0) && pnp_port_len(dev, 0) == 1)
185                 i8042_pnp_data_reg = pnp_port_start(dev,0);
186
187         if (pnp_port_valid(dev, 1) && pnp_port_len(dev, 1) == 1)
188                 i8042_pnp_command_reg = pnp_port_start(dev, 1);
189
190         if (pnp_irq_valid(dev, 0))
191                 i8042_pnp_aux_irq = pnp_irq(dev, 0);
192
193         strncpy(i8042_pnp_aux_name, did->id, sizeof(i8042_pnp_aux_name));
194         if (strlen(pnp_dev_name(dev))) {
195                 strncat(i8042_pnp_aux_name, ":", sizeof(i8042_pnp_aux_name));
196                 strncat(i8042_pnp_aux_name, pnp_dev_name(dev), sizeof(i8042_pnp_aux_name));
197         }
198
199         return 0;
200 }
201
202 static struct pnp_device_id pnp_kbd_devids[] = {
203         { .id = "PNP0303", .driver_data = 0 },
204         { .id = "PNP030b", .driver_data = 0 },
205         { .id = "", },
206 };
207
208 static struct pnp_driver i8042_pnp_kbd_driver = {
209         .name           = "i8042 kbd",
210         .id_table       = pnp_kbd_devids,
211         .probe          = i8042_pnp_kbd_probe,
212 };
213
214 static struct pnp_device_id pnp_aux_devids[] = {
215         { .id = "PNP0f03", .driver_data = 0 },
216         { .id = "PNP0f0b", .driver_data = 0 },
217         { .id = "PNP0f0e", .driver_data = 0 },
218         { .id = "PNP0f12", .driver_data = 0 },
219         { .id = "PNP0f13", .driver_data = 0 },
220         { .id = "PNP0f19", .driver_data = 0 },
221         { .id = "PNP0f1c", .driver_data = 0 },
222         { .id = "SYN0801", .driver_data = 0 },
223         { .id = "", },
224 };
225
226 static struct pnp_driver i8042_pnp_aux_driver = {
227         .name           = "i8042 aux",
228         .id_table       = pnp_aux_devids,
229         .probe          = i8042_pnp_aux_probe,
230 };
231
232 static void i8042_pnp_exit(void)
233 {
234         if (i8042_pnp_kbd_registered) {
235                 i8042_pnp_kbd_registered = 0;
236                 pnp_unregister_driver(&i8042_pnp_kbd_driver);
237         }
238
239         if (i8042_pnp_aux_registered) {
240                 i8042_pnp_aux_registered = 0;
241                 pnp_unregister_driver(&i8042_pnp_aux_driver);
242         }
243 }
244
245 static int i8042_pnp_init(void)
246 {
247         int result_kbd, result_aux;
248
249         if (i8042_nopnp) {
250                 printk(KERN_INFO "i8042: PNP detection disabled\n");
251                 return 0;
252         }
253
254         if ((result_kbd = pnp_register_driver(&i8042_pnp_kbd_driver)) >= 0)
255                 i8042_pnp_kbd_registered = 1;
256         if ((result_aux = pnp_register_driver(&i8042_pnp_aux_driver)) >= 0)
257                 i8042_pnp_aux_registered = 1;
258
259         if (result_kbd <= 0 && result_aux <= 0) {
260                 i8042_pnp_exit();
261 #if defined(__ia64__)
262                 return -ENODEV;
263 #else
264                 printk(KERN_INFO "PNP: No PS/2 controller found. Probing ports directly.\n");
265                 return 0;
266 #endif
267         }
268
269         if (((i8042_pnp_data_reg & ~0xf) == (i8042_data_reg & ~0xf) &&
270               i8042_pnp_data_reg != i8042_data_reg) || !i8042_pnp_data_reg) {
271                 printk(KERN_WARNING "PNP: PS/2 controller has invalid data port %#x; using default %#x\n",
272                         i8042_pnp_data_reg, i8042_data_reg);
273                 i8042_pnp_data_reg = i8042_data_reg;
274         }
275
276         if (((i8042_pnp_command_reg & ~0xf) == (i8042_command_reg & ~0xf) &&
277               i8042_pnp_command_reg != i8042_command_reg) || !i8042_pnp_command_reg) {
278                 printk(KERN_WARNING "PNP: PS/2 controller has invalid command port %#x; using default %#x\n",
279                         i8042_pnp_command_reg, i8042_command_reg);
280                 i8042_pnp_command_reg = i8042_command_reg;
281         }
282
283         if (!i8042_pnp_kbd_irq) {
284                 printk(KERN_WARNING "PNP: PS/2 controller doesn't have KBD irq; using default %#x\n", i8042_kbd_irq);
285                 i8042_pnp_kbd_irq = i8042_kbd_irq;
286         }
287
288         if (!i8042_pnp_aux_irq) {
289                 printk(KERN_WARNING "PNP: PS/2 controller doesn't have AUX irq; using default %#x\n", i8042_aux_irq);
290                 i8042_pnp_aux_irq = i8042_aux_irq;
291         }
292
293 #if defined(__ia64__)
294         if (result_aux <= 0)
295                 i8042_noaux = 1;
296 #endif
297
298         i8042_data_reg = i8042_pnp_data_reg;
299         i8042_command_reg = i8042_pnp_command_reg;
300         i8042_kbd_irq = i8042_pnp_kbd_irq;
301         i8042_aux_irq = i8042_pnp_aux_irq;
302
303         printk(KERN_INFO "PNP: PS/2 Controller [%s%s%s] at %#x,%#x irq %d%s%d\n",
304                 i8042_pnp_kbd_name, (result_kbd > 0 && result_aux > 0) ? "," : "", i8042_pnp_aux_name,
305                 i8042_data_reg, i8042_command_reg, i8042_kbd_irq,
306                 (result_aux > 0) ? "," : "", i8042_aux_irq);
307
308         return 0;
309 }
310
311 #endif
312
313 static inline int i8042_platform_init(void)
314 {
315 /*
316  * On ix86 platforms touching the i8042 data register region can do really
317  * bad things. Because of this the region is always reserved on ix86 boxes.
318  *
319  *      if (!request_region(I8042_DATA_REG, 16, "i8042"))
320  *              return -1;
321  */
322
323         i8042_kbd_irq = I8042_MAP_IRQ(1);
324         i8042_aux_irq = I8042_MAP_IRQ(12);
325
326 #ifdef CONFIG_PNP
327         if (i8042_pnp_init())
328                 return -1;
329 #endif
330
331 #if defined(__ia64__)
332         i8042_reset = 1;
333 #endif
334
335 #if defined(__i386__)
336         if (dmi_check_system(i8042_dmi_noloop_table))
337                 i8042_noloop = 1;
338
339         if (dmi_check_system(i8042_dmi_nomux_table))
340                 i8042_nomux = 1;
341 #endif
342
343         return 0;
344 }
345
346 static inline void i8042_platform_exit(void)
347 {
348 #ifdef CONFIG_PNP
349         i8042_pnp_exit();
350 #endif
351 }
352
353 #endif /* _I8042_X86IA64IO_H */