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authorMarc Hulsman <m.hulsman@tudelft.nl>2008-10-17 17:51:17 +0200
committerJean Delvare <khali@mahadeva.delvare>2008-10-17 17:51:17 +0200
commitb5938f8c4a530b2fad18f2293ffaf79ac9f5a148 (patch)
tree0d8d9ca9640e34e494f1dd5337c5b2593f22133c /Documentation/hwmon/w83791d
parent6495ce184033d5e70dfdf5bb8d149e9e02feaaa9 (diff)
hwmon: (w83791d) add pwm_enable support
Add support for pwm_enable. Signed-off-by: Marc Hulsman <m.hulsman@tudelft.nl> Acked-by: Hans de Goede <j.w.r.degoede@hhs.nl> Signed-off-by: Jean Delvare <khali@linux-fr.org>
Diffstat (limited to 'Documentation/hwmon/w83791d')
-rw-r--r--Documentation/hwmon/w83791d13
1 files changed, 12 insertions, 1 deletions
diff --git a/Documentation/hwmon/w83791d b/Documentation/hwmon/w83791d
index 49c0e94a118..b1e4798764e 100644
--- a/Documentation/hwmon/w83791d
+++ b/Documentation/hwmon/w83791d
@@ -108,6 +108,17 @@ going forward.
The driver reads the hardware chip values at most once every three seconds.
User mode code requesting values more often will receive cached values.
+/sys files
+----------
+The sysfs-interface is documented in the 'sysfs-interface' file. Only
+chip-specific options are documented here.
+
+pwm[1-3]_enable - this file controls mode of fan/temperature control for
+ fan 1-3. Fan/PWM 4-5 only support manual mode.
+ * 1 Manual mode
+ * 2 Thermal Cruise mode (no further support)
+ * 3 Fan Speed Cruise mode (no further support)
+
Alarms bitmap vs. beep_mask bitmask
------------------------------------
For legacy code using the alarms and beep_mask files:
@@ -138,4 +149,4 @@ global_enable: alarms: -------- beep_mask: 0x800000 (modified via beep_enable)
W83791D TODO:
---------------
-Provide a patch for smart-fan control (still need appropriate motherboard/fans)
+Provide a patch for Thermal Cruise registers.