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-rw-r--r--Documentation/hwmon/sysfs-interface29
1 files changed, 24 insertions, 5 deletions
diff --git a/Documentation/hwmon/sysfs-interface b/Documentation/hwmon/sysfs-interface
index d4e2917c6f18..ff45d1f837c8 100644
--- a/Documentation/hwmon/sysfs-interface
+++ b/Documentation/hwmon/sysfs-interface
@@ -107,10 +107,24 @@ in[0-*]_min Voltage min value.
107 Unit: millivolt 107 Unit: millivolt
108 RW 108 RW
109 109
110in[0-*]_lcrit Voltage critical min value.
111 Unit: millivolt
112 RW
113 If voltage drops to or below this limit, the system may
114 take drastic action such as power down or reset. At the very
115 least, it should report a fault.
116
110in[0-*]_max Voltage max value. 117in[0-*]_max Voltage max value.
111 Unit: millivolt 118 Unit: millivolt
112 RW 119 RW
113 120
121in[0-*]_crit Voltage critical max value.
122 Unit: millivolt
123 RW
124 If voltage reaches or exceeds this limit, the system may
125 take drastic action such as power down or reset. At the very
126 least, it should report a fault.
127
114in[0-*]_input Voltage input value. 128in[0-*]_input Voltage input value.
115 Unit: millivolt 129 Unit: millivolt
116 RO 130 RO
@@ -284,7 +298,7 @@ temp[1-*]_input Temperature input value.
284 Unit: millidegree Celsius 298 Unit: millidegree Celsius
285 RO 299 RO
286 300
287temp[1-*]_crit Temperature critical value, typically greater than 301temp[1-*]_crit Temperature critical max value, typically greater than
288 corresponding temp_max values. 302 corresponding temp_max values.
289 Unit: millidegree Celsius 303 Unit: millidegree Celsius
290 RW 304 RW
@@ -296,6 +310,11 @@ temp[1-*]_crit_hyst
296 from the critical value. 310 from the critical value.
297 RW 311 RW
298 312
313temp[1-*]_lcrit Temperature critical min value, typically lower than
314 corresponding temp_min values.
315 Unit: millidegree Celsius
316 RW
317
299temp[1-*]_offset 318temp[1-*]_offset
300 Temperature offset which is added to the temperature reading 319 Temperature offset which is added to the temperature reading
301 by the chip. 320 by the chip.
@@ -344,9 +363,6 @@ Also see the Alarms section for status flags associated with temperatures.
344* Currents * 363* Currents *
345************ 364************
346 365
347Note that no known chip provides current measurements as of writing,
348so this part is theoretical, so to say.
349
350curr[1-*]_max Current max value 366curr[1-*]_max Current max value
351 Unit: milliampere 367 Unit: milliampere
352 RW 368 RW
@@ -471,6 +487,7 @@ limit-related alarms, not both. The driver should just reflect the hardware
471implementation. 487implementation.
472 488
473in[0-*]_alarm 489in[0-*]_alarm
490curr[1-*]_alarm
474fan[1-*]_alarm 491fan[1-*]_alarm
475temp[1-*]_alarm 492temp[1-*]_alarm
476 Channel alarm 493 Channel alarm
@@ -482,6 +499,8 @@ OR
482 499
483in[0-*]_min_alarm 500in[0-*]_min_alarm
484in[0-*]_max_alarm 501in[0-*]_max_alarm
502curr[1-*]_min_alarm
503curr[1-*]_max_alarm
485fan[1-*]_min_alarm 504fan[1-*]_min_alarm
486fan[1-*]_max_alarm 505fan[1-*]_max_alarm
487temp[1-*]_min_alarm 506temp[1-*]_min_alarm
@@ -497,7 +516,6 @@ to notify open diodes, unconnected fans etc. where the hardware
497supports it. When this boolean has value 1, the measurement for that 516supports it. When this boolean has value 1, the measurement for that
498channel should not be trusted. 517channel should not be trusted.
499 518
500in[0-*]_fault
501fan[1-*]_fault 519fan[1-*]_fault
502temp[1-*]_fault 520temp[1-*]_fault
503 Input fault condition 521 Input fault condition
@@ -513,6 +531,7 @@ beep_enable Master beep enable
513 RW 531 RW
514 532
515in[0-*]_beep 533in[0-*]_beep
534curr[1-*]_beep
516fan[1-*]_beep 535fan[1-*]_beep
517temp[1-*]_beep 536temp[1-*]_beep
518 Channel beep 537 Channel beep