Input: automatically disable MUX mode on Toshiba Satellite P10
[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 T70H",
121                 .matches = {
122                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
123                         DMI_MATCH(DMI_PRODUCT_NAME, "FMVLT70H"),
124                 },
125         },
126         {
127                 .ident = "Toshiba P10",
128                 .matches = {
129                         DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
130                         DMI_MATCH(DMI_PRODUCT_NAME, "Satellite P10"),
131                 },
132         },
133         { }
134 };
135
136
137
138 #endif
139
140
141 #ifdef CONFIG_PNP
142 #include <linux/pnp.h>
143
144 static int i8042_pnp_kbd_registered;
145 static int i8042_pnp_aux_registered;
146
147 static int i8042_pnp_command_reg;
148 static int i8042_pnp_data_reg;
149 static int i8042_pnp_kbd_irq;
150 static int i8042_pnp_aux_irq;
151
152 static char i8042_pnp_kbd_name[32];
153 static char i8042_pnp_aux_name[32];
154
155 static int i8042_pnp_kbd_probe(struct pnp_dev *dev, const struct pnp_device_id *did)
156 {
157         if (pnp_port_valid(dev, 0) && pnp_port_len(dev, 0) == 1)
158                 i8042_pnp_data_reg = pnp_port_start(dev,0);
159
160         if (pnp_port_valid(dev, 1) && pnp_port_len(dev, 1) == 1)
161                 i8042_pnp_command_reg = pnp_port_start(dev, 1);
162
163         if (pnp_irq_valid(dev,0))
164                 i8042_pnp_kbd_irq = pnp_irq(dev, 0);
165
166         strncpy(i8042_pnp_kbd_name, did->id, sizeof(i8042_pnp_kbd_name));
167         if (strlen(pnp_dev_name(dev))) {
168                 strncat(i8042_pnp_kbd_name, ":", sizeof(i8042_pnp_kbd_name));
169                 strncat(i8042_pnp_kbd_name, pnp_dev_name(dev), sizeof(i8042_pnp_kbd_name));
170         }
171
172         return 0;
173 }
174
175 static int i8042_pnp_aux_probe(struct pnp_dev *dev, const struct pnp_device_id *did)
176 {
177         if (pnp_port_valid(dev, 0) && pnp_port_len(dev, 0) == 1)
178                 i8042_pnp_data_reg = pnp_port_start(dev,0);
179
180         if (pnp_port_valid(dev, 1) && pnp_port_len(dev, 1) == 1)
181                 i8042_pnp_command_reg = pnp_port_start(dev, 1);
182
183         if (pnp_irq_valid(dev, 0))
184                 i8042_pnp_aux_irq = pnp_irq(dev, 0);
185
186         strncpy(i8042_pnp_aux_name, did->id, sizeof(i8042_pnp_aux_name));
187         if (strlen(pnp_dev_name(dev))) {
188                 strncat(i8042_pnp_aux_name, ":", sizeof(i8042_pnp_aux_name));
189                 strncat(i8042_pnp_aux_name, pnp_dev_name(dev), sizeof(i8042_pnp_aux_name));
190         }
191
192         return 0;
193 }
194
195 static struct pnp_device_id pnp_kbd_devids[] = {
196         { .id = "PNP0303", .driver_data = 0 },
197         { .id = "PNP030b", .driver_data = 0 },
198         { .id = "", },
199 };
200
201 static struct pnp_driver i8042_pnp_kbd_driver = {
202         .name           = "i8042 kbd",
203         .id_table       = pnp_kbd_devids,
204         .probe          = i8042_pnp_kbd_probe,
205 };
206
207 static struct pnp_device_id pnp_aux_devids[] = {
208         { .id = "PNP0f03", .driver_data = 0 },
209         { .id = "PNP0f0b", .driver_data = 0 },
210         { .id = "PNP0f0e", .driver_data = 0 },
211         { .id = "PNP0f12", .driver_data = 0 },
212         { .id = "PNP0f13", .driver_data = 0 },
213         { .id = "PNP0f19", .driver_data = 0 },
214         { .id = "PNP0f1c", .driver_data = 0 },
215         { .id = "SYN0801", .driver_data = 0 },
216         { .id = "", },
217 };
218
219 static struct pnp_driver i8042_pnp_aux_driver = {
220         .name           = "i8042 aux",
221         .id_table       = pnp_aux_devids,
222         .probe          = i8042_pnp_aux_probe,
223 };
224
225 static void i8042_pnp_exit(void)
226 {
227         if (i8042_pnp_kbd_registered) {
228                 i8042_pnp_kbd_registered = 0;
229                 pnp_unregister_driver(&i8042_pnp_kbd_driver);
230         }
231
232         if (i8042_pnp_aux_registered) {
233                 i8042_pnp_aux_registered = 0;
234                 pnp_unregister_driver(&i8042_pnp_aux_driver);
235         }
236 }
237
238 static int i8042_pnp_init(void)
239 {
240         int result_kbd, result_aux;
241
242         if (i8042_nopnp) {
243                 printk(KERN_INFO "i8042: PNP detection disabled\n");
244                 return 0;
245         }
246
247         if ((result_kbd = pnp_register_driver(&i8042_pnp_kbd_driver)) >= 0)
248                 i8042_pnp_kbd_registered = 1;
249         if ((result_aux = pnp_register_driver(&i8042_pnp_aux_driver)) >= 0)
250                 i8042_pnp_aux_registered = 1;
251
252         if (result_kbd <= 0 && result_aux <= 0) {
253                 i8042_pnp_exit();
254 #if defined(__ia64__)
255                 return -ENODEV;
256 #else
257                 printk(KERN_INFO "PNP: No PS/2 controller found. Probing ports directly.\n");
258                 return 0;
259 #endif
260         }
261
262         if (((i8042_pnp_data_reg & ~0xf) == (i8042_data_reg & ~0xf) &&
263               i8042_pnp_data_reg != i8042_data_reg) || !i8042_pnp_data_reg) {
264                 printk(KERN_WARNING "PNP: PS/2 controller has invalid data port %#x; using default %#x\n",
265                         i8042_pnp_data_reg, i8042_data_reg);
266                 i8042_pnp_data_reg = i8042_data_reg;
267         }
268
269         if (((i8042_pnp_command_reg & ~0xf) == (i8042_command_reg & ~0xf) &&
270               i8042_pnp_command_reg != i8042_command_reg) || !i8042_pnp_command_reg) {
271                 printk(KERN_WARNING "PNP: PS/2 controller has invalid command port %#x; using default %#x\n",
272                         i8042_pnp_command_reg, i8042_command_reg);
273                 i8042_pnp_command_reg = i8042_command_reg;
274         }
275
276         if (!i8042_pnp_kbd_irq) {
277                 printk(KERN_WARNING "PNP: PS/2 controller doesn't have KBD irq; using default %#x\n", i8042_kbd_irq);
278                 i8042_pnp_kbd_irq = i8042_kbd_irq;
279         }
280
281         if (!i8042_pnp_aux_irq) {
282                 printk(KERN_WARNING "PNP: PS/2 controller doesn't have AUX irq; using default %#x\n", i8042_aux_irq);
283                 i8042_pnp_aux_irq = i8042_aux_irq;
284         }
285
286 #if defined(__ia64__)
287         if (result_aux <= 0)
288                 i8042_noaux = 1;
289 #endif
290
291         i8042_data_reg = i8042_pnp_data_reg;
292         i8042_command_reg = i8042_pnp_command_reg;
293         i8042_kbd_irq = i8042_pnp_kbd_irq;
294         i8042_aux_irq = i8042_pnp_aux_irq;
295
296         printk(KERN_INFO "PNP: PS/2 Controller [%s%s%s] at %#x,%#x irq %d%s%d\n",
297                 i8042_pnp_kbd_name, (result_kbd > 0 && result_aux > 0) ? "," : "", i8042_pnp_aux_name,
298                 i8042_data_reg, i8042_command_reg, i8042_kbd_irq,
299                 (result_aux > 0) ? "," : "", i8042_aux_irq);
300
301         return 0;
302 }
303
304 #endif
305
306 static inline int i8042_platform_init(void)
307 {
308 /*
309  * On ix86 platforms touching the i8042 data register region can do really
310  * bad things. Because of this the region is always reserved on ix86 boxes.
311  *
312  *      if (!request_region(I8042_DATA_REG, 16, "i8042"))
313  *              return -1;
314  */
315
316         i8042_kbd_irq = I8042_MAP_IRQ(1);
317         i8042_aux_irq = I8042_MAP_IRQ(12);
318
319 #ifdef CONFIG_PNP
320         if (i8042_pnp_init())
321                 return -1;
322 #endif
323
324 #if defined(__ia64__)
325         i8042_reset = 1;
326 #endif
327
328 #if defined(__i386__)
329         if (dmi_check_system(i8042_dmi_noloop_table))
330                 i8042_noloop = 1;
331
332         if (dmi_check_system(i8042_dmi_nomux_table))
333                 i8042_nomux = 1;
334 #endif
335
336         return 0;
337 }
338
339 static inline void i8042_platform_exit(void)
340 {
341 #ifdef CONFIG_PNP
342         i8042_pnp_exit();
343 #endif
344 }
345
346 #endif /* _I8042_X86IA64IO_H */