Input: i8042 - add Alienware Sentia to NOMUX blacklist.
[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                 .ident = "Alienware Sentia",
142                 .matches = {
143                         DMI_MATCH(DMI_SYS_VENDOR, "ALIENWARE"),
144                         DMI_MATCH(DMI_PRODUCT_NAME, "Sentia"),
145                 },
146         },
147         { }
148 };
149
150
151
152 #endif
153
154
155 #ifdef CONFIG_PNP
156 #include <linux/pnp.h>
157
158 static int i8042_pnp_kbd_registered;
159 static int i8042_pnp_aux_registered;
160
161 static int i8042_pnp_command_reg;
162 static int i8042_pnp_data_reg;
163 static int i8042_pnp_kbd_irq;
164 static int i8042_pnp_aux_irq;
165
166 static char i8042_pnp_kbd_name[32];
167 static char i8042_pnp_aux_name[32];
168
169 static int i8042_pnp_kbd_probe(struct pnp_dev *dev, const struct pnp_device_id *did)
170 {
171         if (pnp_port_valid(dev, 0) && pnp_port_len(dev, 0) == 1)
172                 i8042_pnp_data_reg = pnp_port_start(dev,0);
173
174         if (pnp_port_valid(dev, 1) && pnp_port_len(dev, 1) == 1)
175                 i8042_pnp_command_reg = pnp_port_start(dev, 1);
176
177         if (pnp_irq_valid(dev,0))
178                 i8042_pnp_kbd_irq = pnp_irq(dev, 0);
179
180         strncpy(i8042_pnp_kbd_name, did->id, sizeof(i8042_pnp_kbd_name));
181         if (strlen(pnp_dev_name(dev))) {
182                 strncat(i8042_pnp_kbd_name, ":", sizeof(i8042_pnp_kbd_name));
183                 strncat(i8042_pnp_kbd_name, pnp_dev_name(dev), sizeof(i8042_pnp_kbd_name));
184         }
185
186         return 0;
187 }
188
189 static int i8042_pnp_aux_probe(struct pnp_dev *dev, const struct pnp_device_id *did)
190 {
191         if (pnp_port_valid(dev, 0) && pnp_port_len(dev, 0) == 1)
192                 i8042_pnp_data_reg = pnp_port_start(dev,0);
193
194         if (pnp_port_valid(dev, 1) && pnp_port_len(dev, 1) == 1)
195                 i8042_pnp_command_reg = pnp_port_start(dev, 1);
196
197         if (pnp_irq_valid(dev, 0))
198                 i8042_pnp_aux_irq = pnp_irq(dev, 0);
199
200         strncpy(i8042_pnp_aux_name, did->id, sizeof(i8042_pnp_aux_name));
201         if (strlen(pnp_dev_name(dev))) {
202                 strncat(i8042_pnp_aux_name, ":", sizeof(i8042_pnp_aux_name));
203                 strncat(i8042_pnp_aux_name, pnp_dev_name(dev), sizeof(i8042_pnp_aux_name));
204         }
205
206         return 0;
207 }
208
209 static struct pnp_device_id pnp_kbd_devids[] = {
210         { .id = "PNP0303", .driver_data = 0 },
211         { .id = "PNP030b", .driver_data = 0 },
212         { .id = "", },
213 };
214
215 static struct pnp_driver i8042_pnp_kbd_driver = {
216         .name           = "i8042 kbd",
217         .id_table       = pnp_kbd_devids,
218         .probe          = i8042_pnp_kbd_probe,
219 };
220
221 static struct pnp_device_id pnp_aux_devids[] = {
222         { .id = "PNP0f03", .driver_data = 0 },
223         { .id = "PNP0f0b", .driver_data = 0 },
224         { .id = "PNP0f0e", .driver_data = 0 },
225         { .id = "PNP0f12", .driver_data = 0 },
226         { .id = "PNP0f13", .driver_data = 0 },
227         { .id = "PNP0f19", .driver_data = 0 },
228         { .id = "PNP0f1c", .driver_data = 0 },
229         { .id = "SYN0801", .driver_data = 0 },
230         { .id = "", },
231 };
232
233 static struct pnp_driver i8042_pnp_aux_driver = {
234         .name           = "i8042 aux",
235         .id_table       = pnp_aux_devids,
236         .probe          = i8042_pnp_aux_probe,
237 };
238
239 static void i8042_pnp_exit(void)
240 {
241         if (i8042_pnp_kbd_registered) {
242                 i8042_pnp_kbd_registered = 0;
243                 pnp_unregister_driver(&i8042_pnp_kbd_driver);
244         }
245
246         if (i8042_pnp_aux_registered) {
247                 i8042_pnp_aux_registered = 0;
248                 pnp_unregister_driver(&i8042_pnp_aux_driver);
249         }
250 }
251
252 static int i8042_pnp_init(void)
253 {
254         int result_kbd, result_aux;
255
256         if (i8042_nopnp) {
257                 printk(KERN_INFO "i8042: PNP detection disabled\n");
258                 return 0;
259         }
260
261         if ((result_kbd = pnp_register_driver(&i8042_pnp_kbd_driver)) >= 0)
262                 i8042_pnp_kbd_registered = 1;
263         if ((result_aux = pnp_register_driver(&i8042_pnp_aux_driver)) >= 0)
264                 i8042_pnp_aux_registered = 1;
265
266         if (result_kbd <= 0 && result_aux <= 0) {
267                 i8042_pnp_exit();
268 #if defined(__ia64__)
269                 return -ENODEV;
270 #else
271                 printk(KERN_INFO "PNP: No PS/2 controller found. Probing ports directly.\n");
272                 return 0;
273 #endif
274         }
275
276         if (((i8042_pnp_data_reg & ~0xf) == (i8042_data_reg & ~0xf) &&
277               i8042_pnp_data_reg != i8042_data_reg) || !i8042_pnp_data_reg) {
278                 printk(KERN_WARNING "PNP: PS/2 controller has invalid data port %#x; using default %#x\n",
279                         i8042_pnp_data_reg, i8042_data_reg);
280                 i8042_pnp_data_reg = i8042_data_reg;
281         }
282
283         if (((i8042_pnp_command_reg & ~0xf) == (i8042_command_reg & ~0xf) &&
284               i8042_pnp_command_reg != i8042_command_reg) || !i8042_pnp_command_reg) {
285                 printk(KERN_WARNING "PNP: PS/2 controller has invalid command port %#x; using default %#x\n",
286                         i8042_pnp_command_reg, i8042_command_reg);
287                 i8042_pnp_command_reg = i8042_command_reg;
288         }
289
290         if (!i8042_pnp_kbd_irq) {
291                 printk(KERN_WARNING "PNP: PS/2 controller doesn't have KBD irq; using default %#x\n", i8042_kbd_irq);
292                 i8042_pnp_kbd_irq = i8042_kbd_irq;
293         }
294
295         if (!i8042_pnp_aux_irq) {
296                 printk(KERN_WARNING "PNP: PS/2 controller doesn't have AUX irq; using default %#x\n", i8042_aux_irq);
297                 i8042_pnp_aux_irq = i8042_aux_irq;
298         }
299
300 #if defined(__ia64__)
301         if (result_aux <= 0)
302                 i8042_noaux = 1;
303 #endif
304
305         i8042_data_reg = i8042_pnp_data_reg;
306         i8042_command_reg = i8042_pnp_command_reg;
307         i8042_kbd_irq = i8042_pnp_kbd_irq;
308         i8042_aux_irq = i8042_pnp_aux_irq;
309
310         printk(KERN_INFO "PNP: PS/2 Controller [%s%s%s] at %#x,%#x irq %d%s%d\n",
311                 i8042_pnp_kbd_name, (result_kbd > 0 && result_aux > 0) ? "," : "", i8042_pnp_aux_name,
312                 i8042_data_reg, i8042_command_reg, i8042_kbd_irq,
313                 (result_aux > 0) ? "," : "", i8042_aux_irq);
314
315         return 0;
316 }
317
318 #endif
319
320 static inline int i8042_platform_init(void)
321 {
322 /*
323  * On ix86 platforms touching the i8042 data register region can do really
324  * bad things. Because of this the region is always reserved on ix86 boxes.
325  *
326  *      if (!request_region(I8042_DATA_REG, 16, "i8042"))
327  *              return -1;
328  */
329
330         i8042_kbd_irq = I8042_MAP_IRQ(1);
331         i8042_aux_irq = I8042_MAP_IRQ(12);
332
333 #ifdef CONFIG_PNP
334         if (i8042_pnp_init())
335                 return -1;
336 #endif
337
338 #if defined(__ia64__)
339         i8042_reset = 1;
340 #endif
341
342 #if defined(__i386__)
343         if (dmi_check_system(i8042_dmi_noloop_table))
344                 i8042_noloop = 1;
345
346         if (dmi_check_system(i8042_dmi_nomux_table))
347                 i8042_nomux = 1;
348 #endif
349
350         return 0;
351 }
352
353 static inline void i8042_platform_exit(void)
354 {
355 #ifdef CONFIG_PNP
356         i8042_pnp_exit();
357 #endif
358 }
359
360 #endif /* _I8042_X86IA64IO_H */