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authorLinus Torvalds <torvalds@linux-foundation.org>2013-03-07 12:46:25 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2013-03-07 12:46:25 -0800
commitcd66acb412d3466bb95d3d7621afbea98647a028 (patch)
treecaf08b5492d530f2d6ace590eb0d6ee598f3b986
parentMerge branch 'merge' of git://git.kernel.org/pub/scm/linux/kernel/git/benh/powerpc (diff)
parenthwmon: (sht15) Check return value of regulator_enable() (diff)
downloadlinux-dev-cd66acb412d3466bb95d3d7621afbea98647a028.tar.xz
linux-dev-cd66acb412d3466bb95d3d7621afbea98647a028.zip
Merge tag 'hwmon-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging
Pull hwmon patches from Guenter Roeck: "Bug fixes for sht15 and ltc2978 driver plus some documentation updates" * tag 'hwmon-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging: hwmon: (sht15) Check return value of regulator_enable() hwmon: (adt7410) Document ADT7420 support hwmon: (pmbus/ltc2978) Use detected chip ID to select supported functionality hwmon: (pmbus/ltc2978) Fix peak attribute handling hwmon: (pmbus/ltc2978) Update datasheet links hwmon: Update my e-mail address in driver documentation
-rw-r--r--Documentation/hwmon/adm12752
-rw-r--r--Documentation/hwmon/adt741011
-rw-r--r--Documentation/hwmon/jc422
-rw-r--r--Documentation/hwmon/lineage-pem2
-rw-r--r--Documentation/hwmon/lm250662
-rw-r--r--Documentation/hwmon/ltc29786
-rw-r--r--Documentation/hwmon/ltc42612
-rw-r--r--Documentation/hwmon/max160642
-rw-r--r--Documentation/hwmon/max160652
-rw-r--r--Documentation/hwmon/max344402
-rw-r--r--Documentation/hwmon/max86882
-rw-r--r--Documentation/hwmon/pmbus2
-rw-r--r--Documentation/hwmon/smm6652
-rw-r--r--Documentation/hwmon/ucd90002
-rw-r--r--Documentation/hwmon/ucd92002
-rw-r--r--Documentation/hwmon/zl61002
-rw-r--r--drivers/hwmon/pmbus/ltc2978.c30
-rw-r--r--drivers/hwmon/sht15.c8
18 files changed, 50 insertions, 33 deletions
diff --git a/Documentation/hwmon/adm1275 b/Documentation/hwmon/adm1275
index 2cfa25667123..15b4a20d5062 100644
--- a/Documentation/hwmon/adm1275
+++ b/Documentation/hwmon/adm1275
@@ -15,7 +15,7 @@ Supported chips:
Addresses scanned: -
Datasheet: www.analog.com/static/imported-files/data_sheets/ADM1276.pdf
-Author: Guenter Roeck <guenter.roeck@ericsson.com>
+Author: Guenter Roeck <linux@roeck-us.net>
Description
diff --git a/Documentation/hwmon/adt7410 b/Documentation/hwmon/adt7410
index 96004000dc2a..58150c480e56 100644
--- a/Documentation/hwmon/adt7410
+++ b/Documentation/hwmon/adt7410
@@ -4,9 +4,14 @@ Kernel driver adt7410
Supported chips:
* Analog Devices ADT7410
Prefix: 'adt7410'
- Addresses scanned: I2C 0x48 - 0x4B
+ Addresses scanned: None
Datasheet: Publicly available at the Analog Devices website
http://www.analog.com/static/imported-files/data_sheets/ADT7410.pdf
+ * Analog Devices ADT7420
+ Prefix: 'adt7420'
+ Addresses scanned: None
+ Datasheet: Publicly available at the Analog Devices website
+ http://www.analog.com/static/imported-files/data_sheets/ADT7420.pdf
Author: Hartmut Knaack <knaack.h@gmx.de>
@@ -27,6 +32,10 @@ value per second or even justget one sample on demand for power saving.
Besides, it can completely power down its ADC, if power management is
required.
+The ADT7420 is register compatible, the only differences being the package,
+a slightly narrower operating temperature range (-40°C to +150°C), and a
+better accuracy (0.25°C instead of 0.50°C.)
+
Configuration Notes
-------------------
diff --git a/Documentation/hwmon/jc42 b/Documentation/hwmon/jc42
index 165077121238..868d74d6b773 100644
--- a/Documentation/hwmon/jc42
+++ b/Documentation/hwmon/jc42
@@ -49,7 +49,7 @@ Supported chips:
Addresses scanned: I2C 0x18 - 0x1f
Author:
- Guenter Roeck <guenter.roeck@ericsson.com>
+ Guenter Roeck <linux@roeck-us.net>
Description
diff --git a/Documentation/hwmon/lineage-pem b/Documentation/hwmon/lineage-pem
index 2ba5ed126858..83b2ddc160c8 100644
--- a/Documentation/hwmon/lineage-pem
+++ b/Documentation/hwmon/lineage-pem
@@ -8,7 +8,7 @@ Supported devices:
Documentation:
http://www.lineagepower.com/oem/pdf/CPLI2C.pdf
-Author: Guenter Roeck <guenter.roeck@ericsson.com>
+Author: Guenter Roeck <linux@roeck-us.net>
Description
diff --git a/Documentation/hwmon/lm25066 b/Documentation/hwmon/lm25066
index a21db81c4591..26025e419d35 100644
--- a/Documentation/hwmon/lm25066
+++ b/Documentation/hwmon/lm25066
@@ -19,7 +19,7 @@ Supported chips:
Datasheet:
http://www.national.com/pf/LM/LM5066.html
-Author: Guenter Roeck <guenter.roeck@ericsson.com>
+Author: Guenter Roeck <linux@roeck-us.net>
Description
diff --git a/Documentation/hwmon/ltc2978 b/Documentation/hwmon/ltc2978
index c365f9beb5dd..e4d75c606c97 100644
--- a/Documentation/hwmon/ltc2978
+++ b/Documentation/hwmon/ltc2978
@@ -5,13 +5,13 @@ Supported chips:
* Linear Technology LTC2978
Prefix: 'ltc2978'
Addresses scanned: -
- Datasheet: http://cds.linear.com/docs/Datasheet/2978fa.pdf
+ Datasheet: http://www.linear.com/product/ltc2978
* Linear Technology LTC3880
Prefix: 'ltc3880'
Addresses scanned: -
- Datasheet: http://cds.linear.com/docs/Datasheet/3880f.pdf
+ Datasheet: http://www.linear.com/product/ltc3880
-Author: Guenter Roeck <guenter.roeck@ericsson.com>
+Author: Guenter Roeck <linux@roeck-us.net>
Description
diff --git a/Documentation/hwmon/ltc4261 b/Documentation/hwmon/ltc4261
index eba2e2c4b94d..9378a75c6134 100644
--- a/Documentation/hwmon/ltc4261
+++ b/Documentation/hwmon/ltc4261
@@ -8,7 +8,7 @@ Supported chips:
Datasheet:
http://cds.linear.com/docs/Datasheet/42612fb.pdf
-Author: Guenter Roeck <guenter.roeck@ericsson.com>
+Author: Guenter Roeck <linux@roeck-us.net>
Description
diff --git a/Documentation/hwmon/max16064 b/Documentation/hwmon/max16064
index f8b478076f6d..d59cc7829bec 100644
--- a/Documentation/hwmon/max16064
+++ b/Documentation/hwmon/max16064
@@ -7,7 +7,7 @@ Supported chips:
Addresses scanned: -
Datasheet: http://datasheets.maxim-ic.com/en/ds/MAX16064.pdf
-Author: Guenter Roeck <guenter.roeck@ericsson.com>
+Author: Guenter Roeck <linux@roeck-us.net>
Description
diff --git a/Documentation/hwmon/max16065 b/Documentation/hwmon/max16065
index c11f64a1f2ad..208a29e43010 100644
--- a/Documentation/hwmon/max16065
+++ b/Documentation/hwmon/max16065
@@ -24,7 +24,7 @@ Supported chips:
http://datasheets.maxim-ic.com/en/ds/MAX16070-MAX16071.pdf
-Author: Guenter Roeck <guenter.roeck@ericsson.com>
+Author: Guenter Roeck <linux@roeck-us.net>
Description
diff --git a/Documentation/hwmon/max34440 b/Documentation/hwmon/max34440
index 47651ff341ae..37cbf472a19d 100644
--- a/Documentation/hwmon/max34440
+++ b/Documentation/hwmon/max34440
@@ -27,7 +27,7 @@ Supported chips:
Addresses scanned: -
Datasheet: http://datasheets.maximintegrated.com/en/ds/MAX34461.pdf
-Author: Guenter Roeck <guenter.roeck@ericsson.com>
+Author: Guenter Roeck <linux@roeck-us.net>
Description
diff --git a/Documentation/hwmon/max8688 b/Documentation/hwmon/max8688
index fe849871df32..e78078638b91 100644
--- a/Documentation/hwmon/max8688
+++ b/Documentation/hwmon/max8688
@@ -7,7 +7,7 @@ Supported chips:
Addresses scanned: -
Datasheet: http://datasheets.maxim-ic.com/en/ds/MAX8688.pdf
-Author: Guenter Roeck <guenter.roeck@ericsson.com>
+Author: Guenter Roeck <linux@roeck-us.net>
Description
diff --git a/Documentation/hwmon/pmbus b/Documentation/hwmon/pmbus
index 3d3a0f97f966..cf756ed48ff9 100644
--- a/Documentation/hwmon/pmbus
+++ b/Documentation/hwmon/pmbus
@@ -34,7 +34,7 @@ Supported chips:
Addresses scanned: -
Datasheet: n.a.
-Author: Guenter Roeck <guenter.roeck@ericsson.com>
+Author: Guenter Roeck <linux@roeck-us.net>
Description
diff --git a/Documentation/hwmon/smm665 b/Documentation/hwmon/smm665
index 59e316140542..a341eeedab75 100644
--- a/Documentation/hwmon/smm665
+++ b/Documentation/hwmon/smm665
@@ -29,7 +29,7 @@ Supported chips:
http://www.summitmicro.com/prod_select/summary/SMM766/SMM766_2086.pdf
http://www.summitmicro.com/prod_select/summary/SMM766B/SMM766B_2122.pdf
-Author: Guenter Roeck <guenter.roeck@ericsson.com>
+Author: Guenter Roeck <linux@roeck-us.net>
Module Parameters
diff --git a/Documentation/hwmon/ucd9000 b/Documentation/hwmon/ucd9000
index 0df5f276505b..805e33edb978 100644
--- a/Documentation/hwmon/ucd9000
+++ b/Documentation/hwmon/ucd9000
@@ -11,7 +11,7 @@ Supported chips:
http://focus.ti.com/lit/ds/symlink/ucd9090.pdf
http://focus.ti.com/lit/ds/symlink/ucd90910.pdf
-Author: Guenter Roeck <guenter.roeck@ericsson.com>
+Author: Guenter Roeck <linux@roeck-us.net>
Description
diff --git a/Documentation/hwmon/ucd9200 b/Documentation/hwmon/ucd9200
index fd7d07b1908a..1e8060e631bd 100644
--- a/Documentation/hwmon/ucd9200
+++ b/Documentation/hwmon/ucd9200
@@ -15,7 +15,7 @@ Supported chips:
http://focus.ti.com/lit/ds/symlink/ucd9246.pdf
http://focus.ti.com/lit/ds/symlink/ucd9248.pdf
-Author: Guenter Roeck <guenter.roeck@ericsson.com>
+Author: Guenter Roeck <linux@roeck-us.net>
Description
diff --git a/Documentation/hwmon/zl6100 b/Documentation/hwmon/zl6100
index 3d924b6b59e9..756b57c6b73e 100644
--- a/Documentation/hwmon/zl6100
+++ b/Documentation/hwmon/zl6100
@@ -54,7 +54,7 @@ http://archive.ericsson.net/service/internet/picov/get?DocNo=28701-EN/LZT146401
http://archive.ericsson.net/service/internet/picov/get?DocNo=28701-EN/LZT146256
-Author: Guenter Roeck <guenter.roeck@ericsson.com>
+Author: Guenter Roeck <linux@roeck-us.net>
Description
diff --git a/drivers/hwmon/pmbus/ltc2978.c b/drivers/hwmon/pmbus/ltc2978.c
index 9652a2c92a24..a58de38e23d8 100644
--- a/drivers/hwmon/pmbus/ltc2978.c
+++ b/drivers/hwmon/pmbus/ltc2978.c
@@ -62,7 +62,7 @@ struct ltc2978_data {
int temp_min, temp_max;
int vout_min[8], vout_max[8];
int iout_max[2];
- int temp2_max[2];
+ int temp2_max;
struct pmbus_driver_info info;
};
@@ -204,10 +204,9 @@ static int ltc3880_read_word_data(struct i2c_client *client, int page, int reg)
ret = pmbus_read_word_data(client, page,
LTC3880_MFR_TEMPERATURE2_PEAK);
if (ret >= 0) {
- if (lin11_to_val(ret)
- > lin11_to_val(data->temp2_max[page]))
- data->temp2_max[page] = ret;
- ret = data->temp2_max[page];
+ if (lin11_to_val(ret) > lin11_to_val(data->temp2_max))
+ data->temp2_max = ret;
+ ret = data->temp2_max;
}
break;
case PMBUS_VIRT_READ_VIN_MIN:
@@ -248,11 +247,11 @@ static int ltc2978_write_word_data(struct i2c_client *client, int page,
switch (reg) {
case PMBUS_VIRT_RESET_IOUT_HISTORY:
- data->iout_max[page] = 0x7fff;
+ data->iout_max[page] = 0x7c00;
ret = ltc2978_clear_peaks(client, page, data->id);
break;
case PMBUS_VIRT_RESET_TEMP2_HISTORY:
- data->temp2_max[page] = 0x7fff;
+ data->temp2_max = 0x7c00;
ret = ltc2978_clear_peaks(client, page, data->id);
break;
case PMBUS_VIRT_RESET_VOUT_HISTORY:
@@ -262,12 +261,12 @@ static int ltc2978_write_word_data(struct i2c_client *client, int page,
break;
case PMBUS_VIRT_RESET_VIN_HISTORY:
data->vin_min = 0x7bff;
- data->vin_max = 0;
+ data->vin_max = 0x7c00;
ret = ltc2978_clear_peaks(client, page, data->id);
break;
case PMBUS_VIRT_RESET_TEMP_HISTORY:
data->temp_min = 0x7bff;
- data->temp_max = 0x7fff;
+ data->temp_max = 0x7c00;
ret = ltc2978_clear_peaks(client, page, data->id);
break;
default:
@@ -321,12 +320,13 @@ static int ltc2978_probe(struct i2c_client *client,
info = &data->info;
info->write_word_data = ltc2978_write_word_data;
- data->vout_min[0] = 0xffff;
data->vin_min = 0x7bff;
+ data->vin_max = 0x7c00;
data->temp_min = 0x7bff;
- data->temp_max = 0x7fff;
+ data->temp_max = 0x7c00;
+ data->temp2_max = 0x7c00;
- switch (id->driver_data) {
+ switch (data->id) {
case ltc2978:
info->read_word_data = ltc2978_read_word_data;
info->pages = 8;
@@ -336,7 +336,6 @@ static int ltc2978_probe(struct i2c_client *client,
for (i = 1; i < 8; i++) {
info->func[i] = PMBUS_HAVE_VOUT
| PMBUS_HAVE_STATUS_VOUT;
- data->vout_min[i] = 0xffff;
}
break;
case ltc3880:
@@ -352,11 +351,14 @@ static int ltc2978_probe(struct i2c_client *client,
| PMBUS_HAVE_IOUT | PMBUS_HAVE_STATUS_IOUT
| PMBUS_HAVE_POUT
| PMBUS_HAVE_TEMP | PMBUS_HAVE_STATUS_TEMP;
- data->vout_min[1] = 0xffff;
+ data->iout_max[0] = 0x7c00;
+ data->iout_max[1] = 0x7c00;
break;
default:
return -ENODEV;
}
+ for (i = 0; i < info->pages; i++)
+ data->vout_min[i] = 0xffff;
return pmbus_do_probe(client, id, info);
}
diff --git a/drivers/hwmon/sht15.c b/drivers/hwmon/sht15.c
index bfe326e896df..2507f902fb7a 100644
--- a/drivers/hwmon/sht15.c
+++ b/drivers/hwmon/sht15.c
@@ -965,7 +965,13 @@ static int sht15_probe(struct platform_device *pdev)
if (voltage)
data->supply_uv = voltage;
- regulator_enable(data->reg);
+ ret = regulator_enable(data->reg);
+ if (ret != 0) {
+ dev_err(&pdev->dev,
+ "failed to enable regulator: %d\n", ret);
+ return ret;
+ }
+
/*
* Setup a notifier block to update this if another device
* causes the voltage to change