Merge branch 'hwmon-for-linus' of git://git.kernel.org/pub/scm/linux/…

…kernel/git/jdelvare/staging * 'hwmon-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jdelvare/staging: hwmon: (dme1737) Minor cleanups hwmon: (dme1737) Add support for in7 for SCH5127 hwmon: (emc1403) Add EMC1423 support hwmon: (w83627hf) Document W83627THF voltage pin mapping hwmon: (w83793) Drop useless mutex hwmon: (fschmd) Drop useless mutex hwmon: (w83781d) Use pr_fmt and pr_<level> hwmon: (pc87427) Use pr_fmt and pr_<level> hwmon: (pc87360) Use pr_fmt and pr_<level> hwmon: (lm78) Use pr_fmt and pr_<level> hwmon: (it87) Use pr_fmt and pr_<level> hwmon: Schedule the removal of the old intrusion detection interfaces hwmon: (w83793) Implement the standard intrusion detection interface hwmon: (w83792d) Implement the standard intrusion detection interface hwmon: (adm9240) Implement the standard intrusion detection interface hwmon: (via686a) Initialize fan_div values hwmon: (w83795) Silent false warning from gcc hwmon: (ads7828) Update email contact details
mariux64 · Jan 13, 2011 · 174a86d · 174a86d
2 parents 1896a13 + 06f3d9f
commit 174a86d
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diff --git a/Documentation/feature-removal-schedule.txt b/Documentation/feature-removal-schedule.txt
@@ -590,3 +590,13 @@ Why:	The functions have been superceded by cancel_delayed_work_sync()
 Who:	Tejun Heo <tj@kernel.org>
 
 ----------------------------
+
+What:	Legacy, non-standard chassis intrusion detection interface.
+When:	June 2011
+Why:	The adm9240, w83792d and w83793 hardware monitoring drivers have
+	legacy interfaces for chassis intrusion detection. A standard
+	interface has been added to each driver, so the legacy interface
+	can be removed.
+Who:	Jean Delvare <khali@linux-fr.org>
+
+----------------------------
diff --git a/Documentation/hwmon/adm9240 b/Documentation/hwmon/adm9240
@@ -155,7 +155,7 @@ connected to a normally open switch.
 The ADM9240 provides an internal open drain on this line, and may output
 a 20 ms active low pulse to reset an external Chassis Intrusion latch.
 
-Clear the CI latch by writing value 1 to the sysfs chassis_clear file.
+Clear the CI latch by writing value 0 to the sysfs intrusion0_alarm file.
 
 Alarm flags reported as 16-bit word
 

diff --git a/Documentation/hwmon/ads7828 b/Documentation/hwmon/ads7828
@@ -9,7 +9,7 @@ Supported chips:
                http://focus.ti.com/lit/ds/symlink/ads7828.pdf
 
 Authors:
-        Steve Hardy <steve@linuxrealtime.co.uk>
+        Steve Hardy <shardy@redhat.com>
 
 Module Parameters
 -----------------

diff --git a/Documentation/hwmon/dme1737 b/Documentation/hwmon/dme1737
@@ -42,7 +42,7 @@ Description
 This driver implements support for the hardware monitoring capabilities of the
 SMSC DME1737 and Asus A8000 (which are the same), SMSC SCH5027, SCH311x,
 and SCH5127 Super-I/O chips. These chips feature monitoring of 3 temp sensors
-temp[1-3] (2 remote diodes and 1 internal), 7 voltages in[0-6] (6 external and
+temp[1-3] (2 remote diodes and 1 internal), 8 voltages in[0-7] (7 external and
 1 internal) and up to 6 fan speeds fan[1-6]. Additionally, the chips implement
 up to 5 PWM outputs pwm[1-3,5-6] for controlling fan speeds both manually and
 automatically.
@@ -105,6 +105,7 @@ SCH5127:
 	in4: V1_IN				0V - 1.5V
 	in5: VTR	(+3.3V standby)		0V - 4.38V
 	in6: Vbat	(+3.0V)			0V - 4.38V
+	in7: Vtrip	(+1.5V)			0V - 1.99V
 
 Each voltage input has associated min and max limits which trigger an alarm
 when crossed.
@@ -217,10 +218,10 @@ cpu0_vid			RO	CPU core reference voltage in
 vrm				RW	Voltage regulator module version
 					number.
 
-in[0-6]_input			RO	Measured voltage in millivolts.
-in[0-6]_min			RW	Low limit for voltage input.
-in[0-6]_max			RW	High limit for voltage input.
-in[0-6]_alarm			RO	Voltage input alarm. Returns 1 if
+in[0-7]_input			RO	Measured voltage in millivolts.
+in[0-7]_min			RW	Low limit for voltage input.
+in[0-7]_max			RW	High limit for voltage input.
+in[0-7]_alarm			RO	Voltage input alarm. Returns 1 if
 					voltage input is or went outside the
 					associated min-max range, 0 otherwise.
 
@@ -324,3 +325,4 @@ fan5			opt		opt
 pwm5			opt		opt
 fan6			opt		opt
 pwm6			opt		opt
+in7						yes
diff --git a/Documentation/hwmon/w83627hf b/Documentation/hwmon/w83627hf
@@ -91,3 +91,25 @@ isaset -y -f 0x2e 0xaa
 
 The above sequence assumes a Super-I/O config space at 0x2e/0x2f, but
 0x4e/0x4f is also possible.
+
+Voltage pin mapping
+-------------------
+
+Here is a summary of the voltage pin mapping for the W83627THF. This
+can be useful to convert data provided by board manufacturers into
+working libsensors configuration statements.
+
+    W83627THF		|
+  Pin	| Name		| Register	| Sysfs attribute
+-----------------------------------------------------
+  100	| CPUVCORE	| 20h		| in0
+   99	| VIN0		| 21h		| in1
+   98	| VIN1		| 22h		| in2
+   97	| VIN2		| 24h		| in4
+  114	| AVCC		| 23h		| in3
+   61	| 5VSB		| 50h (bank 5)	| in7
+   74	| VBAT		| 51h (bank 5)	| in8
+
+For other supported devices, you'll have to take the hard path and
+look up the information in the datasheet yourself (and then add it
+to this document please.)
diff --git a/Documentation/hwmon/w83793 b/Documentation/hwmon/w83793
@@ -92,7 +92,7 @@ This driver implements support for Winbond W83793G/W83793R chips.
 
 * Chassis
   If the case open alarm triggers, it will stay in this state unless cleared
-  by any write to the sysfs file "chassis".
+  by writing 0 to the sysfs file "intrusion0_alarm".
 
 * VID and VRM
   The VRM version is detected automatically, don't modify the it unless you

diff --git a/drivers/hwmon/Kconfig b/drivers/hwmon/Kconfig
@@ -809,10 +809,10 @@ config SENSORS_DME1737
 	  will be called dme1737.
 
 config SENSORS_EMC1403
-	tristate "SMSC EMC1403 thermal sensor"
+	tristate "SMSC EMC1403/23 thermal sensor"
 	depends on I2C
 	help
-	  If you say yes here you get support for the SMSC EMC1403
+	  If you say yes here you get support for the SMSC EMC1403/23
 	  temperature monitoring chip.
 
 	  Threshold values can be configured using sysfs.

diff --git a/drivers/hwmon/adm9240.c b/drivers/hwmon/adm9240.c
@@ -20,7 +20,7 @@
  * Alarms	16-bit map of active alarms
  * Analog Out	0..1250 mV output
  *
- * Chassis Intrusion: clear CI latch with 'echo 1 > chassis_clear'
+ * Chassis Intrusion: clear CI latch with 'echo 0 > intrusion0_alarm'
  *
  * Test hardware: Intel SE440BX-2 desktop motherboard --Grant
  *
@@ -476,21 +476,46 @@ static ssize_t set_aout(struct device *dev,
 static DEVICE_ATTR(aout_output, S_IRUGO | S_IWUSR, show_aout, set_aout);
 
 /* chassis_clear */
-static ssize_t chassis_clear(struct device *dev,
+static ssize_t chassis_clear_legacy(struct device *dev,
 		struct device_attribute *attr,
 		const char *buf, size_t count)
 {
 	struct i2c_client *client = to_i2c_client(dev);
 	unsigned long val = simple_strtol(buf, NULL, 10);
 
+	dev_warn(dev, "Attribute chassis_clear is deprecated, "
+		 "use intrusion0_alarm instead\n");
+
 	if (val == 1) {
 		i2c_smbus_write_byte_data(client,
 				ADM9240_REG_CHASSIS_CLEAR, 0x80);
 		dev_dbg(&client->dev, "chassis intrusion latch cleared\n");
 	}
 	return count;
 }
-static DEVICE_ATTR(chassis_clear, S_IWUSR, NULL, chassis_clear);
+static DEVICE_ATTR(chassis_clear, S_IWUSR, NULL, chassis_clear_legacy);
+
+static ssize_t chassis_clear(struct device *dev,
+		struct device_attribute *attr,
+		const char *buf, size_t count)
+{
+	struct i2c_client *client = to_i2c_client(dev);
+	struct adm9240_data *data = i2c_get_clientdata(client);
+	unsigned long val;
+
+	if (strict_strtoul(buf, 10, &val) || val != 0)
+		return -EINVAL;
+
+	mutex_lock(&data->update_lock);
+	i2c_smbus_write_byte_data(client, ADM9240_REG_CHASSIS_CLEAR, 0x80);
+	data->valid = 0;		/* Force cache refresh */
+	mutex_unlock(&data->update_lock);
+	dev_dbg(&client->dev, "chassis intrusion latch cleared\n");
+
+	return count;
+}
+static SENSOR_DEVICE_ATTR(intrusion0_alarm, S_IRUGO | S_IWUSR, show_alarm,
+		chassis_clear, 12);
 
 static struct attribute *adm9240_attributes[] = {
 	&sensor_dev_attr_in0_input.dev_attr.attr,
@@ -532,6 +557,7 @@ static struct attribute *adm9240_attributes[] = {
 	&dev_attr_alarms.attr,
 	&dev_attr_aout_output.attr,
 	&dev_attr_chassis_clear.attr,
+	&sensor_dev_attr_intrusion0_alarm.dev_attr.attr,
 	&dev_attr_cpu0_vid.attr,
 	NULL
 };

diff --git a/drivers/hwmon/ads7828.c b/drivers/hwmon/ads7828.c
@@ -4,7 +4,7 @@
 
 	This driver is based on the lm75 and other lm_sensors/hwmon drivers
 
-	Written by Steve Hardy <steve@linuxrealtime.co.uk>
+	Written by Steve Hardy <shardy@redhat.com>
 
 	Datasheet available at: http://focus.ti.com/lit/ds/symlink/ads7828.pdf
 
@@ -271,7 +271,7 @@ static void __exit sensors_ads7828_exit(void)
 	i2c_del_driver(&ads7828_driver);
 }
 
-MODULE_AUTHOR("Steve Hardy <steve@linuxrealtime.co.uk>");
+MODULE_AUTHOR("Steve Hardy <shardy@redhat.com>");
 MODULE_DESCRIPTION("ADS7828 driver");
 MODULE_LICENSE("GPL");