Commit | Line | Data |
---|---|---|
330c5988 BS |
1 | /* |
2 | * Copyright 2010 Red Hat Inc. | |
3 | * | |
4 | * Permission is hereby granted, free of charge, to any person obtaining a | |
5 | * copy of this software and associated documentation files (the "Software"), | |
6 | * to deal in the Software without restriction, including without limitation | |
7 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, | |
8 | * and/or sell copies of the Software, and to permit persons to whom the | |
9 | * Software is furnished to do so, subject to the following conditions: | |
10 | * | |
11 | * The above copyright notice and this permission notice shall be included in | |
12 | * all copies or substantial portions of the Software. | |
13 | * | |
14 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
15 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
16 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL | |
17 | * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR | |
18 | * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, | |
19 | * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR | |
20 | * OTHER DEALINGS IN THE SOFTWARE. | |
21 | * | |
22 | * Authors: Ben Skeggs | |
23 | */ | |
24 | ||
6032649d BS |
25 | #ifdef CONFIG_ACPI |
26 | #include <linux/acpi.h> | |
27 | #endif | |
28 | #include <linux/power_supply.h> | |
34e9d85a MP |
29 | #include <linux/hwmon.h> |
30 | #include <linux/hwmon-sysfs.h> | |
31 | ||
612a9aab | 32 | #include <drm/drmP.h> |
a175094c | 33 | |
77145f1c BS |
34 | #include "nouveau_drm.h" |
35 | #include "nouveau_pm.h" | |
a175094c | 36 | |
77145f1c BS |
37 | #include <subdev/gpio.h> |
38 | #include <subdev/timer.h> | |
aa1b9b48 | 39 | #include <subdev/therm.h> |
a175094c | 40 | |
77145f1c BS |
41 | MODULE_PARM_DESC(perflvl, "Performance level (default: boot)"); |
42 | static char *nouveau_perflvl; | |
43 | module_param_named(perflvl, nouveau_perflvl, charp, 0400); | |
a175094c | 44 | |
77145f1c BS |
45 | MODULE_PARM_DESC(perflvl_wr, "Allow perflvl changes (warning: dangerous!)"); |
46 | static int nouveau_perflvl_wr; | |
47 | module_param_named(perflvl_wr, nouveau_perflvl_wr, int, 0400); | |
a175094c | 48 | |
64f1c11a | 49 | static int |
0b627a0b BS |
50 | nouveau_pm_perflvl_aux(struct drm_device *dev, struct nouveau_pm_level *perflvl, |
51 | struct nouveau_pm_level *a, struct nouveau_pm_level *b) | |
64f1c11a | 52 | { |
77145f1c BS |
53 | struct nouveau_drm *drm = nouveau_drm(dev); |
54 | struct nouveau_pm *pm = nouveau_pm(dev); | |
a6fd5cf3 | 55 | struct nouveau_therm *therm = nouveau_therm(drm->device); |
64f1c11a BS |
56 | int ret; |
57 | ||
11b7d895 MP |
58 | /*XXX: not on all boards, we should control based on temperature |
59 | * on recent boards.. or maybe on some other factor we don't | |
60 | * know about? | |
61 | */ | |
aa1b9b48 MP |
62 | if (therm && therm->fan_set && |
63 | a->fanspeed && b->fanspeed && b->fanspeed > a->fanspeed) { | |
64 | ret = therm->fan_set(therm, perflvl->fanspeed); | |
0b627a0b | 65 | if (ret && ret != -ENODEV) { |
77145f1c | 66 | NV_ERROR(drm, "fanspeed set failed: %d\n", ret); |
0b627a0b | 67 | } |
771e1035 BS |
68 | } |
69 | ||
0b627a0b | 70 | if (pm->voltage.supported && pm->voltage_set) { |
d2edab4a | 71 | if (perflvl->volt_min && b->volt_min > a->volt_min) { |
0b627a0b BS |
72 | ret = pm->voltage_set(dev, perflvl->volt_min); |
73 | if (ret) { | |
77145f1c | 74 | NV_ERROR(drm, "voltage set failed: %d\n", ret); |
0b627a0b BS |
75 | return ret; |
76 | } | |
64f1c11a BS |
77 | } |
78 | } | |
79 | ||
0b627a0b BS |
80 | return 0; |
81 | } | |
82 | ||
83 | static int | |
84 | nouveau_pm_perflvl_set(struct drm_device *dev, struct nouveau_pm_level *perflvl) | |
85 | { | |
77145f1c | 86 | struct nouveau_pm *pm = nouveau_pm(dev); |
0b627a0b BS |
87 | void *state; |
88 | int ret; | |
89 | ||
90 | if (perflvl == pm->cur) | |
91 | return 0; | |
92 | ||
93 | ret = nouveau_pm_perflvl_aux(dev, perflvl, pm->cur, perflvl); | |
94 | if (ret) | |
95 | return ret; | |
96 | ||
ff2b6c6e | 97 | state = pm->clocks_pre(dev, perflvl); |
b0103747 MP |
98 | if (IS_ERR(state)) { |
99 | ret = PTR_ERR(state); | |
100 | goto error; | |
101 | } | |
102 | ret = pm->clocks_set(dev, state); | |
103 | if (ret) | |
104 | goto error; | |
64f1c11a | 105 | |
0b627a0b BS |
106 | ret = nouveau_pm_perflvl_aux(dev, perflvl, perflvl, pm->cur); |
107 | if (ret) | |
108 | return ret; | |
109 | ||
64f1c11a BS |
110 | pm->cur = perflvl; |
111 | return 0; | |
b0103747 MP |
112 | |
113 | error: | |
114 | /* restore the fan speed and voltage before leaving */ | |
115 | nouveau_pm_perflvl_aux(dev, perflvl, perflvl, pm->cur); | |
116 | return ret; | |
64f1c11a BS |
117 | } |
118 | ||
8d7bb400 BS |
119 | void |
120 | nouveau_pm_trigger(struct drm_device *dev) | |
121 | { | |
77145f1c BS |
122 | struct nouveau_drm *drm = nouveau_drm(dev); |
123 | struct nouveau_timer *ptimer = nouveau_timer(drm->device); | |
124 | struct nouveau_pm *pm = nouveau_pm(dev); | |
8d7bb400 BS |
125 | struct nouveau_pm_profile *profile = NULL; |
126 | struct nouveau_pm_level *perflvl = NULL; | |
127 | int ret; | |
128 | ||
129 | /* select power profile based on current power source */ | |
130 | if (power_supply_is_system_supplied()) | |
131 | profile = pm->profile_ac; | |
132 | else | |
133 | profile = pm->profile_dc; | |
134 | ||
25c53c10 BS |
135 | if (profile != pm->profile) { |
136 | pm->profile->func->fini(pm->profile); | |
137 | pm->profile = profile; | |
138 | pm->profile->func->init(pm->profile); | |
139 | } | |
140 | ||
8d7bb400 BS |
141 | /* select performance level based on profile */ |
142 | perflvl = profile->func->select(profile); | |
143 | ||
144 | /* change perflvl, if necessary */ | |
145 | if (perflvl != pm->cur) { | |
77145f1c | 146 | u64 time0 = ptimer->read(ptimer); |
8d7bb400 | 147 | |
77145f1c | 148 | NV_INFO(drm, "setting performance level: %d", perflvl->id); |
8d7bb400 BS |
149 | ret = nouveau_pm_perflvl_set(dev, perflvl); |
150 | if (ret) | |
77145f1c | 151 | NV_INFO(drm, "> reclocking failed: %d\n\n", ret); |
8d7bb400 | 152 | |
77145f1c BS |
153 | NV_INFO(drm, "> reclocking took %lluns\n\n", |
154 | ptimer->read(ptimer) - time0); | |
8d7bb400 BS |
155 | } |
156 | } | |
157 | ||
158 | static struct nouveau_pm_profile * | |
159 | profile_find(struct drm_device *dev, const char *string) | |
160 | { | |
77145f1c | 161 | struct nouveau_pm *pm = nouveau_pm(dev); |
8d7bb400 BS |
162 | struct nouveau_pm_profile *profile; |
163 | ||
164 | list_for_each_entry(profile, &pm->profiles, head) { | |
165 | if (!strncmp(profile->name, string, sizeof(profile->name))) | |
166 | return profile; | |
167 | } | |
168 | ||
169 | return NULL; | |
170 | } | |
171 | ||
6f876986 BS |
172 | static int |
173 | nouveau_pm_profile_set(struct drm_device *dev, const char *profile) | |
174 | { | |
77145f1c | 175 | struct nouveau_pm *pm = nouveau_pm(dev); |
8d7bb400 BS |
176 | struct nouveau_pm_profile *ac = NULL, *dc = NULL; |
177 | char string[16], *cur = string, *ptr; | |
6f876986 BS |
178 | |
179 | /* safety precaution, for now */ | |
180 | if (nouveau_perflvl_wr != 7777) | |
181 | return -EPERM; | |
182 | ||
8d7bb400 | 183 | strncpy(string, profile, sizeof(string)); |
5799d9e2 | 184 | string[sizeof(string) - 1] = 0; |
8d7bb400 BS |
185 | if ((ptr = strchr(string, '\n'))) |
186 | *ptr = '\0'; | |
6f876986 | 187 | |
8d7bb400 BS |
188 | ptr = strsep(&cur, ","); |
189 | if (ptr) | |
190 | ac = profile_find(dev, ptr); | |
6f876986 | 191 | |
8d7bb400 BS |
192 | ptr = strsep(&cur, ","); |
193 | if (ptr) | |
194 | dc = profile_find(dev, ptr); | |
195 | else | |
196 | dc = ac; | |
b0103747 | 197 | |
8d7bb400 BS |
198 | if (ac == NULL || dc == NULL) |
199 | return -EINVAL; | |
200 | ||
201 | pm->profile_ac = ac; | |
202 | pm->profile_dc = dc; | |
203 | nouveau_pm_trigger(dev); | |
204 | return 0; | |
6f876986 BS |
205 | } |
206 | ||
25c53c10 BS |
207 | static void |
208 | nouveau_pm_static_dummy(struct nouveau_pm_profile *profile) | |
209 | { | |
210 | } | |
211 | ||
8d7bb400 BS |
212 | static struct nouveau_pm_level * |
213 | nouveau_pm_static_select(struct nouveau_pm_profile *profile) | |
214 | { | |
215 | return container_of(profile, struct nouveau_pm_level, profile); | |
216 | } | |
217 | ||
218 | const struct nouveau_pm_profile_func nouveau_pm_static_profile_func = { | |
25c53c10 BS |
219 | .destroy = nouveau_pm_static_dummy, |
220 | .init = nouveau_pm_static_dummy, | |
221 | .fini = nouveau_pm_static_dummy, | |
8d7bb400 BS |
222 | .select = nouveau_pm_static_select, |
223 | }; | |
224 | ||
330c5988 BS |
225 | static int |
226 | nouveau_pm_perflvl_get(struct drm_device *dev, struct nouveau_pm_level *perflvl) | |
227 | { | |
aa1b9b48 | 228 | struct nouveau_drm *drm = nouveau_drm(dev); |
77145f1c | 229 | struct nouveau_pm *pm = nouveau_pm(dev); |
aa1b9b48 | 230 | struct nouveau_therm *therm = nouveau_therm(drm->device); |
330c5988 BS |
231 | int ret; |
232 | ||
330c5988 BS |
233 | memset(perflvl, 0, sizeof(*perflvl)); |
234 | ||
c11dd0da BS |
235 | if (pm->clocks_get) { |
236 | ret = pm->clocks_get(dev, perflvl); | |
237 | if (ret) | |
238 | return ret; | |
239 | } | |
330c5988 BS |
240 | |
241 | if (pm->voltage.supported && pm->voltage_get) { | |
242 | ret = pm->voltage_get(dev); | |
3b5565dd BS |
243 | if (ret > 0) { |
244 | perflvl->volt_min = ret; | |
245 | perflvl->volt_max = ret; | |
246 | } | |
330c5988 BS |
247 | } |
248 | ||
aa1b9b48 MP |
249 | if (therm && therm->fan_get) { |
250 | ret = therm->fan_get(therm); | |
251 | if (ret >= 0) | |
252 | perflvl->fanspeed = ret; | |
253 | } | |
771e1035 | 254 | |
fd99fd61 | 255 | nouveau_mem_timing_read(dev, &perflvl->timing); |
330c5988 BS |
256 | return 0; |
257 | } | |
258 | ||
259 | static void | |
260 | nouveau_pm_perflvl_info(struct nouveau_pm_level *perflvl, char *ptr, int len) | |
261 | { | |
085028ce | 262 | char c[16], s[16], v[32], f[16], m[16]; |
0fbb114a FJ |
263 | |
264 | c[0] = '\0'; | |
265 | if (perflvl->core) | |
266 | snprintf(c, sizeof(c), " core %dMHz", perflvl->core / 1000); | |
330c5988 BS |
267 | |
268 | s[0] = '\0'; | |
269 | if (perflvl->shader) | |
270 | snprintf(s, sizeof(s), " shader %dMHz", perflvl->shader / 1000); | |
271 | ||
93dccbed BS |
272 | m[0] = '\0'; |
273 | if (perflvl->memory) | |
274 | snprintf(m, sizeof(m), " memory %dMHz", perflvl->memory / 1000); | |
275 | ||
330c5988 | 276 | v[0] = '\0'; |
3b5565dd BS |
277 | if (perflvl->volt_min && perflvl->volt_min != perflvl->volt_max) { |
278 | snprintf(v, sizeof(v), " voltage %dmV-%dmV", | |
279 | perflvl->volt_min / 1000, perflvl->volt_max / 1000); | |
280 | } else | |
281 | if (perflvl->volt_min) { | |
282 | snprintf(v, sizeof(v), " voltage %dmV", | |
283 | perflvl->volt_min / 1000); | |
284 | } | |
330c5988 BS |
285 | |
286 | f[0] = '\0'; | |
287 | if (perflvl->fanspeed) | |
288 | snprintf(f, sizeof(f), " fanspeed %d%%", perflvl->fanspeed); | |
289 | ||
8d7bb400 | 290 | snprintf(ptr, len, "%s%s%s%s%s\n", c, s, m, v, f); |
330c5988 BS |
291 | } |
292 | ||
293 | static ssize_t | |
294 | nouveau_pm_get_perflvl_info(struct device *d, | |
295 | struct device_attribute *a, char *buf) | |
296 | { | |
8d7bb400 BS |
297 | struct nouveau_pm_level *perflvl = |
298 | container_of(a, struct nouveau_pm_level, dev_attr); | |
330c5988 BS |
299 | char *ptr = buf; |
300 | int len = PAGE_SIZE; | |
301 | ||
93dccbed | 302 | snprintf(ptr, len, "%d:", perflvl->id); |
330c5988 BS |
303 | ptr += strlen(buf); |
304 | len -= strlen(buf); | |
305 | ||
306 | nouveau_pm_perflvl_info(perflvl, ptr, len); | |
307 | return strlen(buf); | |
308 | } | |
309 | ||
310 | static ssize_t | |
311 | nouveau_pm_get_perflvl(struct device *d, struct device_attribute *a, char *buf) | |
312 | { | |
34e9d85a | 313 | struct drm_device *dev = pci_get_drvdata(to_pci_dev(d)); |
77145f1c | 314 | struct nouveau_pm *pm = nouveau_pm(dev); |
330c5988 BS |
315 | struct nouveau_pm_level cur; |
316 | int len = PAGE_SIZE, ret; | |
317 | char *ptr = buf; | |
318 | ||
8d7bb400 BS |
319 | snprintf(ptr, len, "profile: %s, %s\nc:", |
320 | pm->profile_ac->name, pm->profile_dc->name); | |
330c5988 BS |
321 | ptr += strlen(buf); |
322 | len -= strlen(buf); | |
323 | ||
324 | ret = nouveau_pm_perflvl_get(dev, &cur); | |
325 | if (ret == 0) | |
326 | nouveau_pm_perflvl_info(&cur, ptr, len); | |
327 | return strlen(buf); | |
328 | } | |
329 | ||
330 | static ssize_t | |
331 | nouveau_pm_set_perflvl(struct device *d, struct device_attribute *a, | |
332 | const char *buf, size_t count) | |
333 | { | |
34e9d85a | 334 | struct drm_device *dev = pci_get_drvdata(to_pci_dev(d)); |
6f876986 BS |
335 | int ret; |
336 | ||
337 | ret = nouveau_pm_profile_set(dev, buf); | |
338 | if (ret) | |
339 | return ret; | |
340 | return strlen(buf); | |
330c5988 BS |
341 | } |
342 | ||
5c4abd09 FJ |
343 | static DEVICE_ATTR(performance_level, S_IRUGO | S_IWUSR, |
344 | nouveau_pm_get_perflvl, nouveau_pm_set_perflvl); | |
330c5988 | 345 | |
34e9d85a MP |
346 | static int |
347 | nouveau_sysfs_init(struct drm_device *dev) | |
330c5988 | 348 | { |
77145f1c BS |
349 | struct nouveau_drm *drm = nouveau_drm(dev); |
350 | struct nouveau_pm *pm = nouveau_pm(dev); | |
330c5988 | 351 | struct device *d = &dev->pdev->dev; |
330c5988 BS |
352 | int ret, i; |
353 | ||
330c5988 BS |
354 | ret = device_create_file(d, &dev_attr_performance_level); |
355 | if (ret) | |
356 | return ret; | |
357 | ||
358 | for (i = 0; i < pm->nr_perflvl; i++) { | |
359 | struct nouveau_pm_level *perflvl = &pm->perflvl[i]; | |
360 | ||
361 | perflvl->dev_attr.attr.name = perflvl->name; | |
362 | perflvl->dev_attr.attr.mode = S_IRUGO; | |
363 | perflvl->dev_attr.show = nouveau_pm_get_perflvl_info; | |
364 | perflvl->dev_attr.store = NULL; | |
365 | sysfs_attr_init(&perflvl->dev_attr.attr); | |
366 | ||
367 | ret = device_create_file(d, &perflvl->dev_attr); | |
368 | if (ret) { | |
77145f1c | 369 | NV_ERROR(drm, "failed pervlvl %d sysfs: %d\n", |
330c5988 BS |
370 | perflvl->id, i); |
371 | perflvl->dev_attr.attr.name = NULL; | |
372 | nouveau_pm_fini(dev); | |
373 | return ret; | |
374 | } | |
375 | } | |
376 | ||
377 | return 0; | |
378 | } | |
379 | ||
34e9d85a MP |
380 | static void |
381 | nouveau_sysfs_fini(struct drm_device *dev) | |
330c5988 | 382 | { |
77145f1c | 383 | struct nouveau_pm *pm = nouveau_pm(dev); |
330c5988 BS |
384 | struct device *d = &dev->pdev->dev; |
385 | int i; | |
386 | ||
387 | device_remove_file(d, &dev_attr_performance_level); | |
388 | for (i = 0; i < pm->nr_perflvl; i++) { | |
389 | struct nouveau_pm_level *pl = &pm->perflvl[i]; | |
390 | ||
391 | if (!pl->dev_attr.attr.name) | |
392 | break; | |
393 | ||
394 | device_remove_file(d, &pl->dev_attr); | |
395 | } | |
34e9d85a MP |
396 | } |
397 | ||
658e86ee | 398 | #if defined(CONFIG_HWMON) || (defined(MODULE) && defined(CONFIG_HWMON_MODULE)) |
34e9d85a MP |
399 | static ssize_t |
400 | nouveau_hwmon_show_temp(struct device *d, struct device_attribute *a, char *buf) | |
401 | { | |
402 | struct drm_device *dev = dev_get_drvdata(d); | |
aa1b9b48 MP |
403 | struct nouveau_drm *drm = nouveau_drm(dev); |
404 | struct nouveau_therm *therm = nouveau_therm(drm->device); | |
804ca90f | 405 | int temp = therm->temp_get(therm); |
34e9d85a | 406 | |
804ca90f MP |
407 | if (temp < 0) |
408 | return temp; | |
409 | ||
410 | return snprintf(buf, PAGE_SIZE, "%d\n", temp * 1000); | |
34e9d85a MP |
411 | } |
412 | static SENSOR_DEVICE_ATTR(temp1_input, S_IRUGO, nouveau_hwmon_show_temp, | |
413 | NULL, 0); | |
414 | ||
12e32896 MP |
415 | static ssize_t |
416 | nouveau_hwmon_show_temp1_auto_point1_pwm(struct device *d, | |
417 | struct device_attribute *a, char *buf) | |
418 | { | |
419 | return snprintf(buf, PAGE_SIZE, "%d\n", 100); | |
420 | } | |
421 | static SENSOR_DEVICE_ATTR(temp1_auto_point1_pwm, S_IRUGO, | |
422 | nouveau_hwmon_show_temp1_auto_point1_pwm, NULL, 0); | |
423 | ||
424 | static ssize_t | |
425 | nouveau_hwmon_temp1_auto_point1_temp(struct device *d, | |
426 | struct device_attribute *a, char *buf) | |
427 | { | |
428 | struct drm_device *dev = dev_get_drvdata(d); | |
429 | struct nouveau_drm *drm = nouveau_drm(dev); | |
430 | struct nouveau_therm *therm = nouveau_therm(drm->device); | |
431 | ||
432 | return snprintf(buf, PAGE_SIZE, "%d\n", | |
433 | therm->attr_get(therm, NOUVEAU_THERM_ATTR_THRS_FAN_BOOST) * 1000); | |
434 | } | |
435 | static ssize_t | |
436 | nouveau_hwmon_set_temp1_auto_point1_temp(struct device *d, | |
437 | struct device_attribute *a, | |
438 | const char *buf, size_t count) | |
439 | { | |
440 | struct drm_device *dev = dev_get_drvdata(d); | |
441 | struct nouveau_drm *drm = nouveau_drm(dev); | |
442 | struct nouveau_therm *therm = nouveau_therm(drm->device); | |
443 | long value; | |
444 | ||
445 | if (kstrtol(buf, 10, &value) == -EINVAL) | |
446 | return count; | |
447 | ||
448 | therm->attr_set(therm, NOUVEAU_THERM_ATTR_THRS_FAN_BOOST, | |
449 | value / 1000); | |
450 | ||
451 | return count; | |
452 | } | |
453 | static SENSOR_DEVICE_ATTR(temp1_auto_point1_temp, S_IRUGO | S_IWUSR, | |
454 | nouveau_hwmon_temp1_auto_point1_temp, | |
455 | nouveau_hwmon_set_temp1_auto_point1_temp, 0); | |
456 | ||
457 | static ssize_t | |
458 | nouveau_hwmon_temp1_auto_point1_temp_hyst(struct device *d, | |
459 | struct device_attribute *a, char *buf) | |
460 | { | |
461 | struct drm_device *dev = dev_get_drvdata(d); | |
462 | struct nouveau_drm *drm = nouveau_drm(dev); | |
463 | struct nouveau_therm *therm = nouveau_therm(drm->device); | |
464 | ||
465 | return snprintf(buf, PAGE_SIZE, "%d\n", | |
466 | therm->attr_get(therm, NOUVEAU_THERM_ATTR_THRS_FAN_BOOST_HYST) * 1000); | |
467 | } | |
468 | static ssize_t | |
469 | nouveau_hwmon_set_temp1_auto_point1_temp_hyst(struct device *d, | |
470 | struct device_attribute *a, | |
471 | const char *buf, size_t count) | |
472 | { | |
473 | struct drm_device *dev = dev_get_drvdata(d); | |
474 | struct nouveau_drm *drm = nouveau_drm(dev); | |
475 | struct nouveau_therm *therm = nouveau_therm(drm->device); | |
476 | long value; | |
477 | ||
478 | if (kstrtol(buf, 10, &value) == -EINVAL) | |
479 | return count; | |
480 | ||
481 | therm->attr_set(therm, NOUVEAU_THERM_ATTR_THRS_FAN_BOOST_HYST, | |
482 | value / 1000); | |
483 | ||
484 | return count; | |
485 | } | |
486 | static SENSOR_DEVICE_ATTR(temp1_auto_point1_temp_hyst, S_IRUGO | S_IWUSR, | |
487 | nouveau_hwmon_temp1_auto_point1_temp_hyst, | |
488 | nouveau_hwmon_set_temp1_auto_point1_temp_hyst, 0); | |
489 | ||
34e9d85a MP |
490 | static ssize_t |
491 | nouveau_hwmon_max_temp(struct device *d, struct device_attribute *a, char *buf) | |
492 | { | |
493 | struct drm_device *dev = dev_get_drvdata(d); | |
aa1b9b48 MP |
494 | struct nouveau_drm *drm = nouveau_drm(dev); |
495 | struct nouveau_therm *therm = nouveau_therm(drm->device); | |
34e9d85a | 496 | |
aa1b9b48 MP |
497 | return snprintf(buf, PAGE_SIZE, "%d\n", |
498 | therm->attr_get(therm, NOUVEAU_THERM_ATTR_THRS_DOWN_CLK) * 1000); | |
34e9d85a MP |
499 | } |
500 | static ssize_t | |
501 | nouveau_hwmon_set_max_temp(struct device *d, struct device_attribute *a, | |
502 | const char *buf, size_t count) | |
503 | { | |
504 | struct drm_device *dev = dev_get_drvdata(d); | |
aa1b9b48 MP |
505 | struct nouveau_drm *drm = nouveau_drm(dev); |
506 | struct nouveau_therm *therm = nouveau_therm(drm->device); | |
34e9d85a MP |
507 | long value; |
508 | ||
ddb20055 | 509 | if (kstrtol(buf, 10, &value) == -EINVAL) |
34e9d85a MP |
510 | return count; |
511 | ||
aa1b9b48 | 512 | therm->attr_set(therm, NOUVEAU_THERM_ATTR_THRS_DOWN_CLK, value / 1000); |
34e9d85a MP |
513 | |
514 | return count; | |
515 | } | |
516 | static SENSOR_DEVICE_ATTR(temp1_max, S_IRUGO | S_IWUSR, nouveau_hwmon_max_temp, | |
517 | nouveau_hwmon_set_max_temp, | |
518 | 0); | |
519 | ||
12e32896 MP |
520 | static ssize_t |
521 | nouveau_hwmon_max_temp_hyst(struct device *d, struct device_attribute *a, | |
522 | char *buf) | |
523 | { | |
524 | struct drm_device *dev = dev_get_drvdata(d); | |
525 | struct nouveau_drm *drm = nouveau_drm(dev); | |
526 | struct nouveau_therm *therm = nouveau_therm(drm->device); | |
527 | ||
528 | return snprintf(buf, PAGE_SIZE, "%d\n", | |
529 | therm->attr_get(therm, NOUVEAU_THERM_ATTR_THRS_DOWN_CLK_HYST) * 1000); | |
530 | } | |
531 | static ssize_t | |
532 | nouveau_hwmon_set_max_temp_hyst(struct device *d, struct device_attribute *a, | |
533 | const char *buf, size_t count) | |
534 | { | |
535 | struct drm_device *dev = dev_get_drvdata(d); | |
536 | struct nouveau_drm *drm = nouveau_drm(dev); | |
537 | struct nouveau_therm *therm = nouveau_therm(drm->device); | |
538 | long value; | |
539 | ||
540 | if (kstrtol(buf, 10, &value) == -EINVAL) | |
541 | return count; | |
542 | ||
543 | therm->attr_set(therm, NOUVEAU_THERM_ATTR_THRS_DOWN_CLK_HYST, | |
544 | value / 1000); | |
545 | ||
546 | return count; | |
547 | } | |
548 | static SENSOR_DEVICE_ATTR(temp1_max_hyst, S_IRUGO | S_IWUSR, | |
549 | nouveau_hwmon_max_temp_hyst, | |
550 | nouveau_hwmon_set_max_temp_hyst, 0); | |
551 | ||
34e9d85a MP |
552 | static ssize_t |
553 | nouveau_hwmon_critical_temp(struct device *d, struct device_attribute *a, | |
554 | char *buf) | |
555 | { | |
556 | struct drm_device *dev = dev_get_drvdata(d); | |
aa1b9b48 MP |
557 | struct nouveau_drm *drm = nouveau_drm(dev); |
558 | struct nouveau_therm *therm = nouveau_therm(drm->device); | |
34e9d85a | 559 | |
aa1b9b48 MP |
560 | return snprintf(buf, PAGE_SIZE, "%d\n", |
561 | therm->attr_get(therm, NOUVEAU_THERM_ATTR_THRS_CRITICAL) * 1000); | |
34e9d85a MP |
562 | } |
563 | static ssize_t | |
564 | nouveau_hwmon_set_critical_temp(struct device *d, struct device_attribute *a, | |
565 | const char *buf, | |
566 | size_t count) | |
567 | { | |
568 | struct drm_device *dev = dev_get_drvdata(d); | |
aa1b9b48 MP |
569 | struct nouveau_drm *drm = nouveau_drm(dev); |
570 | struct nouveau_therm *therm = nouveau_therm(drm->device); | |
34e9d85a MP |
571 | long value; |
572 | ||
ddb20055 | 573 | if (kstrtol(buf, 10, &value) == -EINVAL) |
34e9d85a MP |
574 | return count; |
575 | ||
aa1b9b48 | 576 | therm->attr_set(therm, NOUVEAU_THERM_ATTR_THRS_CRITICAL, value / 1000); |
34e9d85a MP |
577 | |
578 | return count; | |
579 | } | |
580 | static SENSOR_DEVICE_ATTR(temp1_crit, S_IRUGO | S_IWUSR, | |
581 | nouveau_hwmon_critical_temp, | |
582 | nouveau_hwmon_set_critical_temp, | |
583 | 0); | |
584 | ||
12e32896 MP |
585 | static ssize_t |
586 | nouveau_hwmon_critical_temp_hyst(struct device *d, struct device_attribute *a, | |
587 | char *buf) | |
588 | { | |
589 | struct drm_device *dev = dev_get_drvdata(d); | |
590 | struct nouveau_drm *drm = nouveau_drm(dev); | |
591 | struct nouveau_therm *therm = nouveau_therm(drm->device); | |
592 | ||
593 | return snprintf(buf, PAGE_SIZE, "%d\n", | |
594 | therm->attr_get(therm, NOUVEAU_THERM_ATTR_THRS_CRITICAL_HYST) * 1000); | |
595 | } | |
596 | static ssize_t | |
597 | nouveau_hwmon_set_critical_temp_hyst(struct device *d, | |
598 | struct device_attribute *a, | |
599 | const char *buf, | |
600 | size_t count) | |
601 | { | |
602 | struct drm_device *dev = dev_get_drvdata(d); | |
603 | struct nouveau_drm *drm = nouveau_drm(dev); | |
604 | struct nouveau_therm *therm = nouveau_therm(drm->device); | |
605 | long value; | |
606 | ||
607 | if (kstrtol(buf, 10, &value) == -EINVAL) | |
608 | return count; | |
609 | ||
610 | therm->attr_set(therm, NOUVEAU_THERM_ATTR_THRS_CRITICAL_HYST, | |
611 | value / 1000); | |
612 | ||
613 | return count; | |
614 | } | |
615 | static SENSOR_DEVICE_ATTR(temp1_crit_hyst, S_IRUGO | S_IWUSR, | |
616 | nouveau_hwmon_critical_temp_hyst, | |
617 | nouveau_hwmon_set_critical_temp_hyst, 0); | |
618 | static ssize_t | |
619 | nouveau_hwmon_emergency_temp(struct device *d, struct device_attribute *a, | |
620 | char *buf) | |
621 | { | |
622 | struct drm_device *dev = dev_get_drvdata(d); | |
623 | struct nouveau_drm *drm = nouveau_drm(dev); | |
624 | struct nouveau_therm *therm = nouveau_therm(drm->device); | |
625 | ||
626 | return snprintf(buf, PAGE_SIZE, "%d\n", | |
627 | therm->attr_get(therm, NOUVEAU_THERM_ATTR_THRS_SHUTDOWN) * 1000); | |
628 | } | |
629 | static ssize_t | |
630 | nouveau_hwmon_set_emergency_temp(struct device *d, struct device_attribute *a, | |
631 | const char *buf, | |
632 | size_t count) | |
633 | { | |
634 | struct drm_device *dev = dev_get_drvdata(d); | |
635 | struct nouveau_drm *drm = nouveau_drm(dev); | |
636 | struct nouveau_therm *therm = nouveau_therm(drm->device); | |
637 | long value; | |
638 | ||
639 | if (kstrtol(buf, 10, &value) == -EINVAL) | |
640 | return count; | |
641 | ||
642 | therm->attr_set(therm, NOUVEAU_THERM_ATTR_THRS_SHUTDOWN, value / 1000); | |
643 | ||
644 | return count; | |
645 | } | |
646 | static SENSOR_DEVICE_ATTR(temp1_emergency, S_IRUGO | S_IWUSR, | |
647 | nouveau_hwmon_emergency_temp, | |
648 | nouveau_hwmon_set_emergency_temp, | |
649 | 0); | |
650 | ||
651 | static ssize_t | |
652 | nouveau_hwmon_emergency_temp_hyst(struct device *d, struct device_attribute *a, | |
653 | char *buf) | |
654 | { | |
655 | struct drm_device *dev = dev_get_drvdata(d); | |
656 | struct nouveau_drm *drm = nouveau_drm(dev); | |
657 | struct nouveau_therm *therm = nouveau_therm(drm->device); | |
658 | ||
659 | return snprintf(buf, PAGE_SIZE, "%d\n", | |
660 | therm->attr_get(therm, NOUVEAU_THERM_ATTR_THRS_SHUTDOWN_HYST) * 1000); | |
661 | } | |
662 | static ssize_t | |
663 | nouveau_hwmon_set_emergency_temp_hyst(struct device *d, | |
664 | struct device_attribute *a, | |
665 | const char *buf, | |
666 | size_t count) | |
667 | { | |
668 | struct drm_device *dev = dev_get_drvdata(d); | |
669 | struct nouveau_drm *drm = nouveau_drm(dev); | |
670 | struct nouveau_therm *therm = nouveau_therm(drm->device); | |
671 | long value; | |
672 | ||
673 | if (kstrtol(buf, 10, &value) == -EINVAL) | |
674 | return count; | |
675 | ||
676 | therm->attr_set(therm, NOUVEAU_THERM_ATTR_THRS_SHUTDOWN_HYST, | |
677 | value / 1000); | |
678 | ||
679 | return count; | |
680 | } | |
681 | static SENSOR_DEVICE_ATTR(temp1_emergency_hyst, S_IRUGO | S_IWUSR, | |
682 | nouveau_hwmon_emergency_temp_hyst, | |
683 | nouveau_hwmon_set_emergency_temp_hyst, | |
684 | 0); | |
685 | ||
34e9d85a MP |
686 | static ssize_t nouveau_hwmon_show_name(struct device *dev, |
687 | struct device_attribute *attr, | |
688 | char *buf) | |
689 | { | |
690 | return sprintf(buf, "nouveau\n"); | |
691 | } | |
692 | static SENSOR_DEVICE_ATTR(name, S_IRUGO, nouveau_hwmon_show_name, NULL, 0); | |
693 | ||
694 | static ssize_t nouveau_hwmon_show_update_rate(struct device *dev, | |
695 | struct device_attribute *attr, | |
696 | char *buf) | |
697 | { | |
698 | return sprintf(buf, "1000\n"); | |
699 | } | |
700 | static SENSOR_DEVICE_ATTR(update_rate, S_IRUGO, | |
701 | nouveau_hwmon_show_update_rate, | |
702 | NULL, 0); | |
703 | ||
11b7d895 | 704 | static ssize_t |
b2c36312 | 705 | nouveau_hwmon_show_fan1_input(struct device *d, struct device_attribute *attr, |
11b7d895 MP |
706 | char *buf) |
707 | { | |
708 | struct drm_device *dev = dev_get_drvdata(d); | |
77145f1c | 709 | struct nouveau_drm *drm = nouveau_drm(dev); |
aa1b9b48 | 710 | struct nouveau_therm *therm = nouveau_therm(drm->device); |
11b7d895 | 711 | |
aa1b9b48 | 712 | return snprintf(buf, PAGE_SIZE, "%d\n", therm->fan_sense(therm)); |
11b7d895 | 713 | } |
b2c36312 | 714 | static SENSOR_DEVICE_ATTR(fan1_input, S_IRUGO, nouveau_hwmon_show_fan1_input, |
11b7d895 MP |
715 | NULL, 0); |
716 | ||
2f951a5d MP |
717 | static ssize_t |
718 | nouveau_hwmon_get_pwm1_enable(struct device *d, | |
719 | struct device_attribute *a, char *buf) | |
720 | { | |
721 | struct drm_device *dev = dev_get_drvdata(d); | |
722 | struct nouveau_drm *drm = nouveau_drm(dev); | |
723 | struct nouveau_therm *therm = nouveau_therm(drm->device); | |
a0b25635 | 724 | int ret; |
11b7d895 | 725 | |
2f951a5d MP |
726 | ret = therm->attr_get(therm, NOUVEAU_THERM_ATTR_FAN_MODE); |
727 | if (ret < 0) | |
a0b25635 | 728 | return ret; |
11b7d895 | 729 | |
2f951a5d MP |
730 | return sprintf(buf, "%i\n", ret); |
731 | } | |
11b7d895 | 732 | |
2f951a5d MP |
733 | static ssize_t |
734 | nouveau_hwmon_set_pwm1_enable(struct device *d, struct device_attribute *a, | |
735 | const char *buf, size_t count) | |
736 | { | |
737 | struct drm_device *dev = dev_get_drvdata(d); | |
738 | struct nouveau_drm *drm = nouveau_drm(dev); | |
739 | struct nouveau_therm *therm = nouveau_therm(drm->device); | |
740 | long value; | |
741 | int ret; | |
742 | ||
743 | if (strict_strtol(buf, 10, &value) == -EINVAL) | |
744 | return -EINVAL; | |
11b7d895 | 745 | |
2f951a5d MP |
746 | ret = therm->attr_set(therm, NOUVEAU_THERM_ATTR_FAN_MODE, value); |
747 | if (ret) | |
748 | return ret; | |
749 | else | |
750 | return count; | |
11b7d895 | 751 | } |
2f951a5d MP |
752 | static SENSOR_DEVICE_ATTR(pwm1_enable, S_IRUGO | S_IWUSR, |
753 | nouveau_hwmon_get_pwm1_enable, | |
754 | nouveau_hwmon_set_pwm1_enable, 0); | |
11b7d895 MP |
755 | |
756 | static ssize_t | |
c9cbf135 | 757 | nouveau_hwmon_get_pwm1(struct device *d, struct device_attribute *a, char *buf) |
11b7d895 MP |
758 | { |
759 | struct drm_device *dev = dev_get_drvdata(d); | |
aa1b9b48 MP |
760 | struct nouveau_drm *drm = nouveau_drm(dev); |
761 | struct nouveau_therm *therm = nouveau_therm(drm->device); | |
a175094c | 762 | int ret; |
11b7d895 | 763 | |
aa1b9b48 | 764 | ret = therm->fan_get(therm); |
11b7d895 MP |
765 | if (ret < 0) |
766 | return ret; | |
767 | ||
768 | return sprintf(buf, "%i\n", ret); | |
769 | } | |
770 | ||
771 | static ssize_t | |
c9cbf135 | 772 | nouveau_hwmon_set_pwm1(struct device *d, struct device_attribute *a, |
11b7d895 MP |
773 | const char *buf, size_t count) |
774 | { | |
775 | struct drm_device *dev = dev_get_drvdata(d); | |
aa1b9b48 MP |
776 | struct nouveau_drm *drm = nouveau_drm(dev); |
777 | struct nouveau_therm *therm = nouveau_therm(drm->device); | |
11b7d895 MP |
778 | int ret = -ENODEV; |
779 | long value; | |
780 | ||
781 | if (nouveau_perflvl_wr != 7777) | |
782 | return -EPERM; | |
783 | ||
ddb20055 | 784 | if (kstrtol(buf, 10, &value) == -EINVAL) |
11b7d895 MP |
785 | return -EINVAL; |
786 | ||
aa1b9b48 | 787 | ret = therm->fan_set(therm, value); |
11b7d895 MP |
788 | if (ret) |
789 | return ret; | |
790 | ||
791 | return count; | |
792 | } | |
793 | ||
c9cbf135 MP |
794 | static SENSOR_DEVICE_ATTR(pwm1, S_IRUGO | S_IWUSR, |
795 | nouveau_hwmon_get_pwm1, | |
796 | nouveau_hwmon_set_pwm1, 0); | |
11b7d895 MP |
797 | |
798 | static ssize_t | |
c9cbf135 | 799 | nouveau_hwmon_get_pwm1_min(struct device *d, |
11b7d895 MP |
800 | struct device_attribute *a, char *buf) |
801 | { | |
802 | struct drm_device *dev = dev_get_drvdata(d); | |
aa1b9b48 MP |
803 | struct nouveau_drm *drm = nouveau_drm(dev); |
804 | struct nouveau_therm *therm = nouveau_therm(drm->device); | |
805 | int ret; | |
806 | ||
807 | ret = therm->attr_get(therm, NOUVEAU_THERM_ATTR_FAN_MIN_DUTY); | |
808 | if (ret < 0) | |
809 | return ret; | |
11b7d895 | 810 | |
aa1b9b48 | 811 | return sprintf(buf, "%i\n", ret); |
11b7d895 MP |
812 | } |
813 | ||
814 | static ssize_t | |
c9cbf135 | 815 | nouveau_hwmon_set_pwm1_min(struct device *d, struct device_attribute *a, |
11b7d895 MP |
816 | const char *buf, size_t count) |
817 | { | |
818 | struct drm_device *dev = dev_get_drvdata(d); | |
aa1b9b48 MP |
819 | struct nouveau_drm *drm = nouveau_drm(dev); |
820 | struct nouveau_therm *therm = nouveau_therm(drm->device); | |
11b7d895 | 821 | long value; |
aa1b9b48 | 822 | int ret; |
11b7d895 | 823 | |
ddb20055 | 824 | if (kstrtol(buf, 10, &value) == -EINVAL) |
11b7d895 MP |
825 | return -EINVAL; |
826 | ||
aa1b9b48 MP |
827 | ret = therm->attr_set(therm, NOUVEAU_THERM_ATTR_FAN_MIN_DUTY, value); |
828 | if (ret < 0) | |
829 | return ret; | |
11b7d895 MP |
830 | |
831 | return count; | |
832 | } | |
833 | ||
c9cbf135 MP |
834 | static SENSOR_DEVICE_ATTR(pwm1_min, S_IRUGO | S_IWUSR, |
835 | nouveau_hwmon_get_pwm1_min, | |
836 | nouveau_hwmon_set_pwm1_min, 0); | |
11b7d895 MP |
837 | |
838 | static ssize_t | |
c9cbf135 | 839 | nouveau_hwmon_get_pwm1_max(struct device *d, |
11b7d895 MP |
840 | struct device_attribute *a, char *buf) |
841 | { | |
842 | struct drm_device *dev = dev_get_drvdata(d); | |
aa1b9b48 MP |
843 | struct nouveau_drm *drm = nouveau_drm(dev); |
844 | struct nouveau_therm *therm = nouveau_therm(drm->device); | |
845 | int ret; | |
11b7d895 | 846 | |
aa1b9b48 MP |
847 | ret = therm->attr_get(therm, NOUVEAU_THERM_ATTR_FAN_MAX_DUTY); |
848 | if (ret < 0) | |
849 | return ret; | |
11b7d895 | 850 | |
aa1b9b48 | 851 | return sprintf(buf, "%i\n", ret); |
11b7d895 MP |
852 | } |
853 | ||
854 | static ssize_t | |
c9cbf135 | 855 | nouveau_hwmon_set_pwm1_max(struct device *d, struct device_attribute *a, |
11b7d895 MP |
856 | const char *buf, size_t count) |
857 | { | |
858 | struct drm_device *dev = dev_get_drvdata(d); | |
aa1b9b48 MP |
859 | struct nouveau_drm *drm = nouveau_drm(dev); |
860 | struct nouveau_therm *therm = nouveau_therm(drm->device); | |
11b7d895 | 861 | long value; |
aa1b9b48 | 862 | int ret; |
11b7d895 | 863 | |
ddb20055 | 864 | if (kstrtol(buf, 10, &value) == -EINVAL) |
11b7d895 MP |
865 | return -EINVAL; |
866 | ||
aa1b9b48 MP |
867 | ret = therm->attr_set(therm, NOUVEAU_THERM_ATTR_FAN_MAX_DUTY, value); |
868 | if (ret < 0) | |
869 | return ret; | |
11b7d895 MP |
870 | |
871 | return count; | |
872 | } | |
873 | ||
c9cbf135 MP |
874 | static SENSOR_DEVICE_ATTR(pwm1_max, S_IRUGO | S_IWUSR, |
875 | nouveau_hwmon_get_pwm1_max, | |
876 | nouveau_hwmon_set_pwm1_max, 0); | |
11b7d895 | 877 | |
804ca90f MP |
878 | static struct attribute *hwmon_default_attributes[] = { |
879 | &sensor_dev_attr_name.dev_attr.attr, | |
880 | &sensor_dev_attr_update_rate.dev_attr.attr, | |
881 | NULL | |
882 | }; | |
883 | static struct attribute *hwmon_temp_attributes[] = { | |
34e9d85a | 884 | &sensor_dev_attr_temp1_input.dev_attr.attr, |
12e32896 MP |
885 | &sensor_dev_attr_temp1_auto_point1_pwm.dev_attr.attr, |
886 | &sensor_dev_attr_temp1_auto_point1_temp.dev_attr.attr, | |
887 | &sensor_dev_attr_temp1_auto_point1_temp_hyst.dev_attr.attr, | |
34e9d85a | 888 | &sensor_dev_attr_temp1_max.dev_attr.attr, |
12e32896 | 889 | &sensor_dev_attr_temp1_max_hyst.dev_attr.attr, |
34e9d85a | 890 | &sensor_dev_attr_temp1_crit.dev_attr.attr, |
12e32896 MP |
891 | &sensor_dev_attr_temp1_crit_hyst.dev_attr.attr, |
892 | &sensor_dev_attr_temp1_emergency.dev_attr.attr, | |
893 | &sensor_dev_attr_temp1_emergency_hyst.dev_attr.attr, | |
34e9d85a MP |
894 | NULL |
895 | }; | |
11b7d895 | 896 | static struct attribute *hwmon_fan_rpm_attributes[] = { |
b2c36312 | 897 | &sensor_dev_attr_fan1_input.dev_attr.attr, |
11b7d895 MP |
898 | NULL |
899 | }; | |
900 | static struct attribute *hwmon_pwm_fan_attributes[] = { | |
2f951a5d | 901 | &sensor_dev_attr_pwm1_enable.dev_attr.attr, |
c9cbf135 MP |
902 | &sensor_dev_attr_pwm1.dev_attr.attr, |
903 | &sensor_dev_attr_pwm1_min.dev_attr.attr, | |
904 | &sensor_dev_attr_pwm1_max.dev_attr.attr, | |
11b7d895 MP |
905 | NULL |
906 | }; | |
34e9d85a | 907 | |
804ca90f MP |
908 | static const struct attribute_group hwmon_default_attrgroup = { |
909 | .attrs = hwmon_default_attributes, | |
910 | }; | |
911 | static const struct attribute_group hwmon_temp_attrgroup = { | |
912 | .attrs = hwmon_temp_attributes, | |
34e9d85a | 913 | }; |
11b7d895 MP |
914 | static const struct attribute_group hwmon_fan_rpm_attrgroup = { |
915 | .attrs = hwmon_fan_rpm_attributes, | |
916 | }; | |
917 | static const struct attribute_group hwmon_pwm_fan_attrgroup = { | |
918 | .attrs = hwmon_pwm_fan_attributes, | |
919 | }; | |
b54262f3 | 920 | #endif |
34e9d85a MP |
921 | |
922 | static int | |
923 | nouveau_hwmon_init(struct drm_device *dev) | |
924 | { | |
77145f1c | 925 | struct nouveau_pm *pm = nouveau_pm(dev); |
77145f1c | 926 | |
095f979a | 927 | #if defined(CONFIG_HWMON) || (defined(MODULE) && defined(CONFIG_HWMON_MODULE)) |
57cdf82c GR |
928 | struct nouveau_drm *drm = nouveau_drm(dev); |
929 | struct nouveau_therm *therm = nouveau_therm(drm->device); | |
34e9d85a | 930 | struct device *hwmon_dev; |
11b7d895 | 931 | int ret = 0; |
34e9d85a | 932 | |
a5f5af86 | 933 | if (!therm || !therm->temp_get || !therm->attr_get || !therm->attr_set) |
8155cac4 | 934 | return -ENODEV; |
34e9d85a MP |
935 | |
936 | hwmon_dev = hwmon_device_register(&dev->pdev->dev); | |
937 | if (IS_ERR(hwmon_dev)) { | |
938 | ret = PTR_ERR(hwmon_dev); | |
77145f1c | 939 | NV_ERROR(drm, "Unable to register hwmon device: %d\n", ret); |
34e9d85a MP |
940 | return ret; |
941 | } | |
942 | dev_set_drvdata(hwmon_dev, dev); | |
11b7d895 | 943 | |
804ca90f MP |
944 | /* set the default attributes */ |
945 | ret = sysfs_create_group(&hwmon_dev->kobj, &hwmon_default_attrgroup); | |
34e9d85a | 946 | if (ret) { |
11b7d895 MP |
947 | if (ret) |
948 | goto error; | |
949 | } | |
950 | ||
804ca90f MP |
951 | /* if the card has a working thermal sensor */ |
952 | if (therm->temp_get(therm) >= 0) { | |
953 | ret = sysfs_create_group(&hwmon_dev->kobj, &hwmon_temp_attrgroup); | |
954 | if (ret) { | |
955 | if (ret) | |
956 | goto error; | |
957 | } | |
958 | } | |
959 | ||
11b7d895 MP |
960 | /* if the card has a pwm fan */ |
961 | /*XXX: incorrect, need better detection for this, some boards have | |
962 | * the gpio entries for pwm fan control even when there's no | |
963 | * actual fan connected to it... therm table? */ | |
aa1b9b48 | 964 | if (therm->fan_get && therm->fan_get(therm) >= 0) { |
5e90a88c | 965 | ret = sysfs_create_group(&hwmon_dev->kobj, |
11b7d895 MP |
966 | &hwmon_pwm_fan_attrgroup); |
967 | if (ret) | |
968 | goto error; | |
969 | } | |
970 | ||
971 | /* if the card can read the fan rpm */ | |
aa1b9b48 | 972 | if (therm->fan_sense(therm) >= 0) { |
5e90a88c | 973 | ret = sysfs_create_group(&hwmon_dev->kobj, |
11b7d895 MP |
974 | &hwmon_fan_rpm_attrgroup); |
975 | if (ret) | |
976 | goto error; | |
34e9d85a MP |
977 | } |
978 | ||
8155cac4 | 979 | pm->hwmon = hwmon_dev; |
11b7d895 | 980 | |
34e9d85a | 981 | return 0; |
11b7d895 MP |
982 | |
983 | error: | |
77145f1c | 984 | NV_ERROR(drm, "Unable to create some hwmon sysfs files: %d\n", ret); |
11b7d895 MP |
985 | hwmon_device_unregister(hwmon_dev); |
986 | pm->hwmon = NULL; | |
987 | return ret; | |
988 | #else | |
989 | pm->hwmon = NULL; | |
990 | return 0; | |
991 | #endif | |
34e9d85a MP |
992 | } |
993 | ||
994 | static void | |
995 | nouveau_hwmon_fini(struct drm_device *dev) | |
996 | { | |
658e86ee | 997 | #if defined(CONFIG_HWMON) || (defined(MODULE) && defined(CONFIG_HWMON_MODULE)) |
77145f1c | 998 | struct nouveau_pm *pm = nouveau_pm(dev); |
34e9d85a | 999 | |
8155cac4 | 1000 | if (pm->hwmon) { |
804ca90f MP |
1001 | sysfs_remove_group(&pm->hwmon->kobj, &hwmon_default_attrgroup); |
1002 | sysfs_remove_group(&pm->hwmon->kobj, &hwmon_temp_attrgroup); | |
1003 | sysfs_remove_group(&pm->hwmon->kobj, &hwmon_pwm_fan_attrgroup); | |
1004 | sysfs_remove_group(&pm->hwmon->kobj, &hwmon_fan_rpm_attrgroup); | |
11b7d895 | 1005 | |
8155cac4 | 1006 | hwmon_device_unregister(pm->hwmon); |
34e9d85a | 1007 | } |
b54262f3 | 1008 | #endif |
34e9d85a MP |
1009 | } |
1010 | ||
1f962797 | 1011 | #if defined(CONFIG_ACPI) && defined(CONFIG_POWER_SUPPLY) |
6032649d BS |
1012 | static int |
1013 | nouveau_pm_acpi_event(struct notifier_block *nb, unsigned long val, void *data) | |
1014 | { | |
77145f1c BS |
1015 | struct nouveau_pm *pm = container_of(nb, struct nouveau_pm, acpi_nb); |
1016 | struct nouveau_drm *drm = nouveau_drm(pm->dev); | |
6032649d BS |
1017 | struct acpi_bus_event *entry = (struct acpi_bus_event *)data; |
1018 | ||
1019 | if (strcmp(entry->device_class, "ac_adapter") == 0) { | |
1020 | bool ac = power_supply_is_system_supplied(); | |
1021 | ||
77145f1c BS |
1022 | NV_DEBUG(drm, "power supply changed: %s\n", ac ? "AC" : "DC"); |
1023 | nouveau_pm_trigger(pm->dev); | |
6032649d BS |
1024 | } |
1025 | ||
1026 | return NOTIFY_OK; | |
1027 | } | |
1028 | #endif | |
1029 | ||
34e9d85a MP |
1030 | int |
1031 | nouveau_pm_init(struct drm_device *dev) | |
1032 | { | |
77145f1c BS |
1033 | struct nouveau_device *device = nouveau_dev(dev); |
1034 | struct nouveau_drm *drm = nouveau_drm(dev); | |
1035 | struct nouveau_pm *pm; | |
34e9d85a MP |
1036 | char info[256]; |
1037 | int ret, i; | |
1038 | ||
77145f1c BS |
1039 | pm = drm->pm = kzalloc(sizeof(*pm), GFP_KERNEL); |
1040 | if (!pm) | |
1041 | return -ENOMEM; | |
1042 | ||
1043 | pm->dev = dev; | |
1044 | ||
1045 | if (device->card_type < NV_40) { | |
1046 | pm->clocks_get = nv04_pm_clocks_get; | |
1047 | pm->clocks_pre = nv04_pm_clocks_pre; | |
1048 | pm->clocks_set = nv04_pm_clocks_set; | |
1049 | if (nouveau_gpio(drm->device)) { | |
1050 | pm->voltage_get = nouveau_voltage_gpio_get; | |
1051 | pm->voltage_set = nouveau_voltage_gpio_set; | |
1052 | } | |
1053 | } else | |
1054 | if (device->card_type < NV_50) { | |
1055 | pm->clocks_get = nv40_pm_clocks_get; | |
1056 | pm->clocks_pre = nv40_pm_clocks_pre; | |
1057 | pm->clocks_set = nv40_pm_clocks_set; | |
1058 | pm->voltage_get = nouveau_voltage_gpio_get; | |
1059 | pm->voltage_set = nouveau_voltage_gpio_set; | |
77145f1c BS |
1060 | } else |
1061 | if (device->card_type < NV_C0) { | |
1062 | if (device->chipset < 0xa3 || | |
1063 | device->chipset == 0xaa || | |
1064 | device->chipset == 0xac) { | |
1065 | pm->clocks_get = nv50_pm_clocks_get; | |
1066 | pm->clocks_pre = nv50_pm_clocks_pre; | |
1067 | pm->clocks_set = nv50_pm_clocks_set; | |
1068 | } else { | |
1069 | pm->clocks_get = nva3_pm_clocks_get; | |
1070 | pm->clocks_pre = nva3_pm_clocks_pre; | |
1071 | pm->clocks_set = nva3_pm_clocks_set; | |
1072 | } | |
1073 | pm->voltage_get = nouveau_voltage_gpio_get; | |
1074 | pm->voltage_set = nouveau_voltage_gpio_set; | |
77145f1c BS |
1075 | } else |
1076 | if (device->card_type < NV_E0) { | |
1077 | pm->clocks_get = nvc0_pm_clocks_get; | |
1078 | pm->clocks_pre = nvc0_pm_clocks_pre; | |
1079 | pm->clocks_set = nvc0_pm_clocks_set; | |
1080 | pm->voltage_get = nouveau_voltage_gpio_get; | |
1081 | pm->voltage_set = nouveau_voltage_gpio_set; | |
77145f1c BS |
1082 | } |
1083 | ||
1084 | ||
68a64cad | 1085 | /* parse aux tables from vbios */ |
34e9d85a | 1086 | nouveau_volt_init(dev); |
34e9d85a | 1087 | |
d89c8ce0 | 1088 | INIT_LIST_HEAD(&pm->profiles); |
34e9d85a | 1089 | |
68a64cad BS |
1090 | /* determine current ("boot") performance level */ |
1091 | ret = nouveau_pm_perflvl_get(dev, &pm->boot); | |
1092 | if (ret) { | |
77145f1c | 1093 | NV_ERROR(drm, "failed to determine boot perflvl\n"); |
68a64cad BS |
1094 | return ret; |
1095 | } | |
1096 | ||
1097 | strncpy(pm->boot.name, "boot", 4); | |
8d7bb400 BS |
1098 | strncpy(pm->boot.profile.name, "boot", 4); |
1099 | pm->boot.profile.func = &nouveau_pm_static_profile_func; | |
1100 | ||
8d7bb400 BS |
1101 | list_add(&pm->boot.profile.head, &pm->profiles); |
1102 | ||
1103 | pm->profile_ac = &pm->boot.profile; | |
1104 | pm->profile_dc = &pm->boot.profile; | |
25c53c10 | 1105 | pm->profile = &pm->boot.profile; |
68a64cad BS |
1106 | pm->cur = &pm->boot; |
1107 | ||
1108 | /* add performance levels from vbios */ | |
1109 | nouveau_perf_init(dev); | |
1110 | ||
1111 | /* display available performance levels */ | |
77145f1c | 1112 | NV_INFO(drm, "%d available performance level(s)\n", pm->nr_perflvl); |
34e9d85a MP |
1113 | for (i = 0; i < pm->nr_perflvl; i++) { |
1114 | nouveau_pm_perflvl_info(&pm->perflvl[i], info, sizeof(info)); | |
77145f1c | 1115 | NV_INFO(drm, "%d:%s", pm->perflvl[i].id, info); |
34e9d85a MP |
1116 | } |
1117 | ||
68a64cad | 1118 | nouveau_pm_perflvl_info(&pm->boot, info, sizeof(info)); |
77145f1c | 1119 | NV_INFO(drm, "c:%s", info); |
34e9d85a MP |
1120 | |
1121 | /* switch performance levels now if requested */ | |
8d7bb400 BS |
1122 | if (nouveau_perflvl != NULL) |
1123 | nouveau_pm_profile_set(dev, nouveau_perflvl); | |
34e9d85a MP |
1124 | |
1125 | nouveau_sysfs_init(dev); | |
1126 | nouveau_hwmon_init(dev); | |
1f962797 | 1127 | #if defined(CONFIG_ACPI) && defined(CONFIG_POWER_SUPPLY) |
6032649d BS |
1128 | pm->acpi_nb.notifier_call = nouveau_pm_acpi_event; |
1129 | register_acpi_notifier(&pm->acpi_nb); | |
1130 | #endif | |
34e9d85a MP |
1131 | |
1132 | return 0; | |
1133 | } | |
1134 | ||
1135 | void | |
1136 | nouveau_pm_fini(struct drm_device *dev) | |
1137 | { | |
77145f1c | 1138 | struct nouveau_pm *pm = nouveau_pm(dev); |
25c53c10 BS |
1139 | struct nouveau_pm_profile *profile, *tmp; |
1140 | ||
1141 | list_for_each_entry_safe(profile, tmp, &pm->profiles, head) { | |
1142 | list_del(&profile->head); | |
1143 | profile->func->destroy(profile); | |
1144 | } | |
34e9d85a MP |
1145 | |
1146 | if (pm->cur != &pm->boot) | |
1147 | nouveau_pm_perflvl_set(dev, &pm->boot); | |
330c5988 BS |
1148 | |
1149 | nouveau_perf_fini(dev); | |
1150 | nouveau_volt_fini(dev); | |
34e9d85a | 1151 | |
1f962797 | 1152 | #if defined(CONFIG_ACPI) && defined(CONFIG_POWER_SUPPLY) |
6032649d BS |
1153 | unregister_acpi_notifier(&pm->acpi_nb); |
1154 | #endif | |
34e9d85a MP |
1155 | nouveau_hwmon_fini(dev); |
1156 | nouveau_sysfs_fini(dev); | |
77145f1c BS |
1157 | |
1158 | nouveau_drm(dev)->pm = NULL; | |
1159 | kfree(pm); | |
330c5988 BS |
1160 | } |
1161 | ||
64f1c11a BS |
1162 | void |
1163 | nouveau_pm_resume(struct drm_device *dev) | |
1164 | { | |
77145f1c | 1165 | struct nouveau_pm *pm = nouveau_pm(dev); |
64f1c11a BS |
1166 | struct nouveau_pm_level *perflvl; |
1167 | ||
317495b2 | 1168 | if (!pm->cur || pm->cur == &pm->boot) |
64f1c11a BS |
1169 | return; |
1170 | ||
1171 | perflvl = pm->cur; | |
1172 | pm->cur = &pm->boot; | |
1173 | nouveau_pm_perflvl_set(dev, perflvl); | |
1174 | } |