14 files changed, 268 insertions, 86 deletions

diff --git a/drivers/hwmon/ad7414.c b/drivers/hwmon/ad7414.c
index 1e4c21fc1a89..86d822aa9bbf 100644
--- a/drivers/hwmon/ad7414.c
+++ b/drivers/hwmon/ad7414.c
@@ -178,11 +178,13 @@ static int ad7414_probe(struct i2c_client *client,
 {
         struct ad7414_data *data;
         int conf;
-        int err = 0;
+        int err;
 
         if (!i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_BYTE_DATA |
-                                     I2C_FUNC_SMBUS_READ_WORD_DATA))
+                                     I2C_FUNC_SMBUS_READ_WORD_DATA)) {
+                err = -EOPNOTSUPP;
                 goto exit;
+        }
 
         data = kzalloc(sizeof(struct ad7414_data), GFP_KERNEL);
         if (!data) {
diff --git a/drivers/hwmon/adm1026.c b/drivers/hwmon/adm1026.c
index 4bf969c0a32b..be0fdd58aa29 100644
--- a/drivers/hwmon/adm1026.c
+++ b/drivers/hwmon/adm1026.c
@@ -916,27 +916,27 @@ static ssize_t set_fan_div(struct device *dev, struct device_attribute *attr,
         int nr = sensor_attr->index;
         struct i2c_client *client = to_i2c_client(dev);
         struct adm1026_data *data = i2c_get_clientdata(client);
-        int val, orig_div, new_div, shift;
+        int val, orig_div, new_div;
 
         val = simple_strtol(buf, NULL, 10);
         new_div = DIV_TO_REG(val);
-        if (new_div == 0) {
-                return -EINVAL;
-        }
+
         mutex_lock(&data->update_lock);
         orig_div = data->fan_div[nr];
         data->fan_div[nr] = DIV_FROM_REG(new_div);
 
         if (nr < 4) { /* 0 <= nr < 4 */
-                shift = 2 * nr;
                 adm1026_write_value(client, ADM1026_REG_FAN_DIV_0_3,
-                        ((DIV_TO_REG(orig_div) & (~(0x03 << shift))) |
-                        (new_div << shift)));
+                                    (DIV_TO_REG(data->fan_div[0]) << 0) |
+                                    (DIV_TO_REG(data->fan_div[1]) << 2) |
+                                    (DIV_TO_REG(data->fan_div[2]) << 4) |
+                                    (DIV_TO_REG(data->fan_div[3]) << 6));
         } else { /* 3 < nr < 8 */
-                shift = 2 * (nr - 4);
                 adm1026_write_value(client, ADM1026_REG_FAN_DIV_4_7,
-                        ((DIV_TO_REG(orig_div) & (~(0x03 << (2 * shift)))) |
-                        (new_div << shift)));
+                                    (DIV_TO_REG(data->fan_div[4]) << 0) |
+                                    (DIV_TO_REG(data->fan_div[5]) << 2) |
+                                    (DIV_TO_REG(data->fan_div[6]) << 4) |
+                                    (DIV_TO_REG(data->fan_div[7]) << 6));
         }
 
         if (data->fan_div[nr] != orig_div) {
diff --git a/drivers/hwmon/adt7470.c b/drivers/hwmon/adt7470.c
index 9e775717abb7..87d92a56a939 100644
--- a/drivers/hwmon/adt7470.c
+++ b/drivers/hwmon/adt7470.c
@@ -1286,8 +1286,10 @@ static int adt7470_probe(struct i2c_client *client,
         init_completion(&data->auto_update_stop);
         data->auto_update = kthread_run(adt7470_update_thread, client,
                                         dev_name(data->hwmon_dev));
-        if (IS_ERR(data->auto_update))
+        if (IS_ERR(data->auto_update)) {
+                err = PTR_ERR(data->auto_update);
                 goto exit_unregister;
+        }
 
         return 0;
 
diff --git a/drivers/hwmon/amc6821.c b/drivers/hwmon/amc6821.c
index fa9708c2d723..4033974d1bb3 100644
--- a/drivers/hwmon/amc6821.c
+++ b/drivers/hwmon/amc6821.c
@@ -4,7 +4,7 @@
         Copyright (C) 2009 T. Mertelj <tomaz.mertelj@guest.arnes.si>
 
         Based on max6650.c:
-        Copyright (C) 2007 Hans J. Koch <hjk@linutronix.de>
+        Copyright (C) 2007 Hans J. Koch <hjk@hansjkoch.de>
 
         This program is free software; you can redistribute it and/or modify
         it under the terms of the GNU General Public License as published by
diff --git a/drivers/hwmon/gpio-fan.c b/drivers/hwmon/gpio-fan.c
index aa701a183707..f141a1de519c 100644
--- a/drivers/hwmon/gpio-fan.c
+++ b/drivers/hwmon/gpio-fan.c
@@ -376,10 +376,6 @@ static int fan_ctrl_init(struct gpio_fan_data *fan_data,
                 }
         }
 
-        err = sysfs_create_group(&pdev->dev.kobj, &gpio_fan_ctrl_group);
-        if (err)
-                goto err_free_gpio;
-
         fan_data->num_ctrl = num_ctrl;
         fan_data->ctrl = ctrl;
         fan_data->num_speed = pdata->num_speed;
@@ -391,6 +387,10 @@ static int fan_ctrl_init(struct gpio_fan_data *fan_data,
                 goto err_free_gpio;
         }
 
+        err = sysfs_create_group(&pdev->dev.kobj, &gpio_fan_ctrl_group);
+        if (err)
+                goto err_free_gpio;
+
         return 0;
 
 err_free_gpio:
diff --git a/drivers/hwmon/i5k_amb.c b/drivers/hwmon/i5k_amb.c
index 937983407e2a..c4c40be0edbf 100644
--- a/drivers/hwmon/i5k_amb.c
+++ b/drivers/hwmon/i5k_amb.c
@@ -497,12 +497,14 @@ static unsigned long chipset_ids[] = {
         0
 };
 
+#ifdef MODULE
 static struct pci_device_id i5k_amb_ids[] __devinitdata = {
         { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_5000_ERR) },
         { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_5400_ERR) },
         { 0, }
 };
 MODULE_DEVICE_TABLE(pci, i5k_amb_ids);
+#endif
 
 static int __devinit i5k_amb_probe(struct platform_device *pdev)
 {
diff --git a/drivers/hwmon/it87.c b/drivers/hwmon/it87.c
index 14a5d981be7d..a428a9264195 100644
--- a/drivers/hwmon/it87.c
+++ b/drivers/hwmon/it87.c
@@ -187,6 +187,7 @@ static const u8 IT87_REG_FANX_MIN[]	= { 0x1b, 0x1c, 0x1d, 0x85, 0x87 };
 #define IT87_REG_FAN_MAIN_CTRL 0x13
 #define IT87_REG_FAN_CTL       0x14
 #define IT87_REG_PWM(nr)       (0x15 + (nr))
+#define IT87_REG_PWM_DUTY(nr)  (0x63 + (nr) * 8)
 
 #define IT87_REG_VIN(nr)       (0x20 + (nr))
 #define IT87_REG_TEMP(nr)      (0x29 + (nr))
@@ -251,12 +252,16 @@ struct it87_data {
         u8 fan_main_ctrl;       /* Register value */
         u8 fan_ctl;             /* Register value */
 
-        /* The following 3 arrays correspond to the same registers. The
-         * meaning of bits 6-0 depends on the value of bit 7, and we want
-         * to preserve settings on mode changes, so we have to track all
-         * values separately. */
+        /* The following 3 arrays correspond to the same registers up to
+         * the IT8720F. The meaning of bits 6-0 depends on the value of bit
+         * 7, and we want to preserve settings on mode changes, so we have
+         * to track all values separately.
+         * Starting with the IT8721F, the manual PWM duty cycles are stored
+         * in separate registers (8-bit values), so the separate tracking
+         * is no longer needed, but it is still done to keep the driver
+         * simple. */
         u8 pwm_ctrl[3];         /* Register value */
-        u8 pwm_duty[3];         /* Manual PWM value set by user (bit 6-0) */
+        u8 pwm_duty[3];         /* Manual PWM value set by user */
         u8 pwm_temp_map[3];     /* PWM to temp. chan. mapping (bits 1-0) */
 
         /* Automatic fan speed control registers */
@@ -832,7 +837,9 @@ static ssize_t set_pwm_enable(struct device *dev,
                                  data->fan_main_ctrl);
         } else {
                 if (val == 1)                           /* Manual mode */
-                        data->pwm_ctrl[nr] = data->pwm_duty[nr];
+                        data->pwm_ctrl[nr] = data->type == it8721 ?
+                                             data->pwm_temp_map[nr] :
+                                             data->pwm_duty[nr];
                 else                                    /* Automatic mode */
                         data->pwm_ctrl[nr] = 0x80 | data->pwm_temp_map[nr];
                 it87_write_value(data, IT87_REG_PWM(nr), data->pwm_ctrl[nr]);
@@ -858,12 +865,25 @@ static ssize_t set_pwm(struct device *dev, struct device_attribute *attr,
                 return -EINVAL;
 
         mutex_lock(&data->update_lock);
-        data->pwm_duty[nr] = pwm_to_reg(data, val);
-        /* If we are in manual mode, write the duty cycle immediately;
-         * otherwise, just store it for later use. */
-        if (!(data->pwm_ctrl[nr] & 0x80)) {
-                data->pwm_ctrl[nr] = data->pwm_duty[nr];
-                it87_write_value(data, IT87_REG_PWM(nr), data->pwm_ctrl[nr]);
+        if (data->type == it8721) {
+                /* If we are in automatic mode, the PWM duty cycle register
+                 * is read-only so we can't write the value */
+                if (data->pwm_ctrl[nr] & 0x80) {
+                        mutex_unlock(&data->update_lock);
+                        return -EBUSY;
+                }
+                data->pwm_duty[nr] = pwm_to_reg(data, val);
+                it87_write_value(data, IT87_REG_PWM_DUTY(nr),
+                                 data->pwm_duty[nr]);
+        } else {
+                data->pwm_duty[nr] = pwm_to_reg(data, val);
+                /* If we are in manual mode, write the duty cycle immediately;
+                 * otherwise, just store it for later use. */
+                if (!(data->pwm_ctrl[nr] & 0x80)) {
+                        data->pwm_ctrl[nr] = data->pwm_duty[nr];
+                        it87_write_value(data, IT87_REG_PWM(nr),
+                                         data->pwm_ctrl[nr]);
+                }
         }
         mutex_unlock(&data->update_lock);
         return count;
@@ -1958,7 +1978,10 @@ static void __devinit it87_init_device(struct platform_device *pdev)
          *   channels to use when later setting to automatic mode later.
          *   Use a 1:1 mapping by default (we are clueless.)
          * In both cases, the value can (and should) be changed by the user
-         * prior to switching to a different mode. */
+         * prior to switching to a different mode.
+         * Note that this is no longer needed for the IT8721F and later, as
+         * these have separate registers for the temperature mapping and the
+         * manual duty cycle. */
         for (i = 0; i < 3; i++) {
                 data->pwm_temp_map[i] = i;
                 data->pwm_duty[i] = 0x7f;       /* Full speed */
@@ -2034,10 +2057,16 @@ static void __devinit it87_init_device(struct platform_device *pdev)
 static void it87_update_pwm_ctrl(struct it87_data *data, int nr)
 {
         data->pwm_ctrl[nr] = it87_read_value(data, IT87_REG_PWM(nr));
-        if (data->pwm_ctrl[nr] & 0x80)  /* Automatic mode */
+        if (data->type == it8721) {
                 data->pwm_temp_map[nr] = data->pwm_ctrl[nr] & 0x03;
-        else                            /* Manual mode */
-                data->pwm_duty[nr] = data->pwm_ctrl[nr] & 0x7f;
+                data->pwm_duty[nr] = it87_read_value(data,
+                                                     IT87_REG_PWM_DUTY(nr));
+        } else {
+                if (data->pwm_ctrl[nr] & 0x80)  /* Automatic mode */
+                        data->pwm_temp_map[nr] = data->pwm_ctrl[nr] & 0x03;
+                else                            /* Manual mode */
+                        data->pwm_duty[nr] = data->pwm_ctrl[nr] & 0x7f;
+        }
 
         if (has_old_autopwm(data)) {
                 int i;
diff --git a/drivers/hwmon/lis3lv02d_i2c.c b/drivers/hwmon/lis3lv02d_i2c.c
index 9f4bae07f719..8853afce85ce 100644
--- a/drivers/hwmon/lis3lv02d_i2c.c
+++ b/drivers/hwmon/lis3lv02d_i2c.c
@@ -186,7 +186,7 @@ static int __devexit lis3lv02d_i2c_remove(struct i2c_client *client)
         return 0;
 }
 
-#ifdef CONFIG_PM
+#ifdef CONFIG_PM_SLEEP
 static int lis3lv02d_i2c_suspend(struct device *dev)
 {
         struct i2c_client *client = container_of(dev, struct i2c_client, dev);
@@ -213,12 +213,9 @@ static int lis3lv02d_i2c_resume(struct device *dev)
 
         return 0;
 }
-#else
-#define lis3lv02d_i2c_suspend   NULL
-#define lis3lv02d_i2c_resume    NULL
-#define lis3lv02d_i2c_shutdown  NULL
-#endif
+#endif /* CONFIG_PM_SLEEP */
 
+#ifdef CONFIG_PM_RUNTIME
 static int lis3_i2c_runtime_suspend(struct device *dev)
 {
         struct i2c_client *client = container_of(dev, struct i2c_client, dev);
@@ -236,6 +233,7 @@ static int lis3_i2c_runtime_resume(struct device *dev)
         lis3lv02d_poweron(lis3);
         return 0;
 }
+#endif /* CONFIG_PM_RUNTIME */
 
 static const struct i2c_device_id lis3lv02d_id[] = {
         {"lis3lv02d", 0 },
diff --git a/drivers/hwmon/lm93.c b/drivers/hwmon/lm93.c
index 6669255aadcf..c9ed14eba5a6 100644
--- a/drivers/hwmon/lm93.c
+++ b/drivers/hwmon/lm93.c
@@ -20,7 +20,7 @@
     Adapted to 2.6.20 by Carsten Emde <cbe@osadl.org>
         Copyright (c) 2006 Carsten Emde, Open Source Automation Development Lab
 
-    Modified for mainline integration by Hans J. Koch <hjk@linutronix.de>
+    Modified for mainline integration by Hans J. Koch <hjk@hansjkoch.de>
         Copyright (c) 2007 Hans J. Koch, Linutronix GmbH
 
     This program is free software; you can redistribute it and/or modify
@@ -2629,7 +2629,7 @@ static void __exit lm93_exit(void)
 }
 
 MODULE_AUTHOR("Mark M. Hoffman <mhoffman@lightlink.com>, "
-                "Hans J. Koch <hjk@linutronix.de");
+                "Hans J. Koch <hjk@hansjkoch.de>");
 MODULE_DESCRIPTION("LM93 driver");
 MODULE_LICENSE("GPL");
 
diff --git a/drivers/hwmon/lm95241.c b/drivers/hwmon/lm95241.c
index 464340f25496..4546d82f024a 100644
--- a/drivers/hwmon/lm95241.c
+++ b/drivers/hwmon/lm95241.c
@@ -128,9 +128,12 @@ static ssize_t set_interval(struct device *dev, struct device_attribute *attr,
 {
         struct i2c_client *client = to_i2c_client(dev);
         struct lm95241_data *data = i2c_get_clientdata(client);
+        unsigned long val;
 
-        strict_strtol(buf, 10, &data->interval);
-        data->interval = data->interval * HZ / 1000;
+        if (strict_strtoul(buf, 10, &val) < 0)
+                return -EINVAL;
+
+        data->interval = val * HZ / 1000;
 
         return count;
 }
@@ -188,7 +191,9 @@ static ssize_t set_type##flag(struct device *dev, \
         struct lm95241_data *data = i2c_get_clientdata(client); \
 \
         long val; \
-        strict_strtol(buf, 10, &val); \
+\
+        if (strict_strtol(buf, 10, &val) < 0) \
+                return -EINVAL; \
 \
         if ((val == 1) || (val == 2)) { \
 \
@@ -227,7 +232,9 @@ static ssize_t set_min##flag(struct device *dev, \
         struct lm95241_data *data = i2c_get_clientdata(client); \
 \
         long val; \
-        strict_strtol(buf, 10, &val); \
+\
+        if (strict_strtol(buf, 10, &val) < 0) \
+                return -EINVAL;\
 \
         mutex_lock(&data->update_lock); \
 \
@@ -256,7 +263,9 @@ static ssize_t set_max##flag(struct device *dev, \
         struct lm95241_data *data = i2c_get_clientdata(client); \
 \
         long val; \
-        strict_strtol(buf, 10, &val); \
+\
+        if (strict_strtol(buf, 10, &val) < 0) \
+                return -EINVAL; \
 \
         mutex_lock(&data->update_lock); \
 \
diff --git a/drivers/hwmon/ltc4215.c b/drivers/hwmon/ltc4215.c
index 00d975eb5b83..c7e6d8e81656 100644
--- a/drivers/hwmon/ltc4215.c
+++ b/drivers/hwmon/ltc4215.c
@@ -205,7 +205,6 @@ LTC4215_ALARM(curr1_max_alarm,	(1 << 2),	LTC4215_STATUS);
 
 /* Power (virtual) */
 LTC4215_POWER(power1_input);
-LTC4215_ALARM(power1_alarm,     (1 << 3),       LTC4215_STATUS);
 
 /* Input Voltage */
 LTC4215_VOLTAGE(in1_input,                      LTC4215_ADIN);
@@ -214,6 +213,7 @@ LTC4215_ALARM(in1_min_alarm,	(1 << 1),	LTC4215_STATUS);
 
 /* Output Voltage */
 LTC4215_VOLTAGE(in2_input,                      LTC4215_SOURCE);
+LTC4215_ALARM(in2_min_alarm,    (1 << 3),       LTC4215_STATUS);
 
 /* Finally, construct an array of pointers to members of the above objects,
  * as required for sysfs_create_group()
@@ -223,13 +223,13 @@ static struct attribute *ltc4215_attributes[] = {
         &sensor_dev_attr_curr1_max_alarm.dev_attr.attr,
 
         &sensor_dev_attr_power1_input.dev_attr.attr,
-        &sensor_dev_attr_power1_alarm.dev_attr.attr,
 
         &sensor_dev_attr_in1_input.dev_attr.attr,
         &sensor_dev_attr_in1_max_alarm.dev_attr.attr,
         &sensor_dev_attr_in1_min_alarm.dev_attr.attr,
 
         &sensor_dev_attr_in2_input.dev_attr.attr,
+        &sensor_dev_attr_in2_min_alarm.dev_attr.attr,
 
         NULL,
 };
diff --git a/drivers/hwmon/ltc4261.c b/drivers/hwmon/ltc4261.c
index 267626178678..4b50601027d3 100644
--- a/drivers/hwmon/ltc4261.c
+++ b/drivers/hwmon/ltc4261.c
@@ -82,7 +82,7 @@ static struct ltc4261_data *ltc4261_update_device(struct device *dev)
                         val = i2c_smbus_read_byte_data(client, i);
                         if (unlikely(val < 0)) {
                                 dev_dbg(dev,
-                                        "Failed to read ADC value: error %d",
+                                        "Failed to read ADC value: error %d\n",
                                         val);
                                 ret = ERR_PTR(val);
                                 goto abort;
@@ -230,8 +230,7 @@ static int ltc4261_probe(struct i2c_client *client,
                 return -ENODEV;
 
         if (i2c_smbus_read_byte_data(client, LTC4261_STATUS) < 0) {
-                dev_err(&client->dev, "Failed to read register %d:%02x:%02x\n",
-                        adapter->id, client->addr, LTC4261_STATUS);
+                dev_err(&client->dev, "Failed to read status register\n");
                 return -ENODEV;
         }
 
diff --git a/drivers/hwmon/max6650.c b/drivers/hwmon/max6650.c
index a0160ee5caef..9a11532ecae8 100644
--- a/drivers/hwmon/max6650.c
+++ b/drivers/hwmon/max6650.c
@@ -2,7 +2,7 @@
  * max6650.c - Part of lm_sensors, Linux kernel modules for hardware
  *             monitoring.
  *
- * (C) 2007 by Hans J. Koch <hjk@linutronix.de>
+ * (C) 2007 by Hans J. Koch <hjk@hansjkoch.de>
  *
  * based on code written by John Morris <john.morris@spirentcom.com>
  * Copyright (c) 2003 Spirent Communications
diff --git a/drivers/hwmon/w83795.c b/drivers/hwmon/w83795.c
index 1d840aa83782..cdbc7448491e 100644
--- a/drivers/hwmon/w83795.c
+++ b/drivers/hwmon/w83795.c
@@ -165,10 +165,14 @@ static const u8 IN_LSB_SHIFT_IDX[][2] = {
 
 #define W83795_REG_VID_CTRL             0x6A
 
+#define W83795_REG_ALARM_CTRL           0x40
+#define ALARM_CTRL_RTSACS               (1 << 7)
 #define W83795_REG_ALARM(index)         (0x41 + (index))
+#define W83795_REG_CLR_CHASSIS          0x4D
 #define W83795_REG_BEEP(index)          (0x50 + (index))
 
-#define W83795_REG_CLR_CHASSIS          0x4D
+#define W83795_REG_OVT_CFG              0x58
+#define OVT_CFG_SEL                     (1 << 7)
 
 
 #define W83795_REG_FCMS1                0x201
@@ -178,6 +182,14 @@ static const u8 IN_LSB_SHIFT_IDX[][2] = {
 
 #define W83795_REG_TSS(index)           (0x209 + (index))
 
+#define TSS_MAP_RESERVED                0xff
+static const u8 tss_map[4][6] = {
+        { 0,  1,  2,  3,  4,  5},
+        { 6,  7,  8,  9,  0,  1},
+        {10, 11, 12, 13,  2,  3},
+        { 4,  5,  4,  5, TSS_MAP_RESERVED, TSS_MAP_RESERVED},
+};
+
 #define PWM_OUTPUT                      0
 #define PWM_FREQ                        1
 #define PWM_START                       2
@@ -369,6 +381,7 @@ struct w83795_data {
         u8 setup_pwm[3];        /* Register value */
 
         u8 alarms[6];           /* Register value */
+        u8 enable_beep;
         u8 beeps[6];            /* Register value */
 
         char valid;
@@ -499,8 +512,11 @@ static void w83795_update_limits(struct i2c_client *client)
         }
 
         /* Read beep settings */
-        for (i = 0; i < ARRAY_SIZE(data->beeps); i++)
-                data->beeps[i] = w83795_read(client, W83795_REG_BEEP(i));
+        if (data->enable_beep) {
+                for (i = 0; i < ARRAY_SIZE(data->beeps); i++)
+                        data->beeps[i] =
+                                w83795_read(client, W83795_REG_BEEP(i));
+        }
 
         data->valid_limits = 1;
 }
@@ -577,6 +593,7 @@ static struct w83795_data *w83795_update_device(struct device *dev)
         struct i2c_client *client = to_i2c_client(dev);
         struct w83795_data *data = i2c_get_clientdata(client);
         u16 tmp;
+        u8 intrusion;
         int i;
 
         mutex_lock(&data->update_lock);
@@ -648,9 +665,24 @@ static struct w83795_data *w83795_update_device(struct device *dev)
                     w83795_read(client, W83795_REG_PWM(i, PWM_OUTPUT));
         }
 
-        /* update alarm */
+        /* Update intrusion and alarms
+         * It is important to read intrusion first, because reading from
+         * register SMI STS6 clears the interrupt status temporarily. */
+        tmp = w83795_read(client, W83795_REG_ALARM_CTRL);
+        /* Switch to interrupt status for intrusion if needed */
+        if (tmp & ALARM_CTRL_RTSACS)
+                w83795_write(client, W83795_REG_ALARM_CTRL,
+                             tmp & ~ALARM_CTRL_RTSACS);
+        intrusion = w83795_read(client, W83795_REG_ALARM(5)) & (1 << 6);
+        /* Switch to real-time alarms */
+        w83795_write(client, W83795_REG_ALARM_CTRL, tmp | ALARM_CTRL_RTSACS);
         for (i = 0; i < ARRAY_SIZE(data->alarms); i++)
                 data->alarms[i] = w83795_read(client, W83795_REG_ALARM(i));
+        data->alarms[5] |= intrusion;
+        /* Restore original configuration if needed */
+        if (!(tmp & ALARM_CTRL_RTSACS))
+                w83795_write(client, W83795_REG_ALARM_CTRL,
+                             tmp & ~ALARM_CTRL_RTSACS);
 
         data->last_updated = jiffies;
         data->valid = 1;
@@ -730,6 +762,10 @@ store_chassis_clear(struct device *dev,
         val = w83795_read(client, W83795_REG_CLR_CHASSIS);
         val |= 0x80;
         w83795_write(client, W83795_REG_CLR_CHASSIS, val);
+
+        /* Clear status and force cache refresh */
+        w83795_read(client, W83795_REG_ALARM(5));
+        data->valid = 0;
         mutex_unlock(&data->update_lock);
         return count;
 }
@@ -857,20 +893,20 @@ show_pwm_enable(struct device *dev, struct device_attribute *attr, char *buf)
         int index = sensor_attr->index;
         u8 tmp;
 
-        if (1 == (data->pwm_fcms[0] & (1 << index))) {
+        /* Speed cruise mode */
+        if (data->pwm_fcms[0] & (1 << index)) {
                 tmp = 2;
                 goto out;
         }
+        /* Thermal cruise or SmartFan IV mode */
         for (tmp = 0; tmp < 6; tmp++) {
                 if (data->pwm_tfmr[tmp] & (1 << index)) {
                         tmp = 3;
                         goto out;
                 }
         }
-        if (data->pwm_fomc & (1 << index))
-                tmp = 0;
-        else
-                tmp = 1;
+        /* Manual mode */
+        tmp = 1;
 
 out:
         return sprintf(buf, "%u\n", tmp);
@@ -890,23 +926,21 @@ store_pwm_enable(struct device *dev, struct device_attribute *attr,
 
         if (strict_strtoul(buf, 10, &val) < 0)
                 return -EINVAL;
-        if (val > 2)
+        if (val < 1 || val > 2)
                 return -EINVAL;
 
         mutex_lock(&data->update_lock);
         switch (val) {
-        case 0:
         case 1:
+                /* Clear speed cruise mode bits */
                 data->pwm_fcms[0] &= ~(1 << index);
                 w83795_write(client, W83795_REG_FCMS1, data->pwm_fcms[0]);
+                /* Clear thermal cruise mode bits */
                 for (i = 0; i < 6; i++) {
                         data->pwm_tfmr[i] &= ~(1 << index);
                         w83795_write(client, W83795_REG_TFMR(i),
                                 data->pwm_tfmr[i]);
                 }
-                data->pwm_fomc |= 1 << index;
-                data->pwm_fomc ^= val << index;
-                w83795_write(client, W83795_REG_FOMC, data->pwm_fomc);
                 break;
         case 2:
                 data->pwm_fcms[0] |= (1 << index);
@@ -918,23 +952,60 @@ store_pwm_enable(struct device *dev, struct device_attribute *attr,
 }
 
 static ssize_t
+show_pwm_mode(struct device *dev, struct device_attribute *attr, char *buf)
+{
+        struct w83795_data *data = w83795_update_pwm_config(dev);
+        int index = to_sensor_dev_attr_2(attr)->index;
+        unsigned int mode;
+
+        if (data->pwm_fomc & (1 << index))
+                mode = 0;       /* DC */
+        else
+                mode = 1;       /* PWM */
+
+        return sprintf(buf, "%u\n", mode);
+}
+
+/*
+ * Check whether a given temperature source can ever be useful.
+ * Returns the number of selectable temperature channels which are
+ * enabled.
+ */
+static int w83795_tss_useful(const struct w83795_data *data, int tsrc)
+{
+        int useful = 0, i;
+
+        for (i = 0; i < 4; i++) {
+                if (tss_map[i][tsrc] == TSS_MAP_RESERVED)
+                        continue;
+                if (tss_map[i][tsrc] < 6)       /* Analog */
+                        useful += (data->has_temp >> tss_map[i][tsrc]) & 1;
+                else                            /* Digital */
+                        useful += (data->has_dts >> (tss_map[i][tsrc] - 6)) & 1;
+        }
+
+        return useful;
+}
+
+static ssize_t
 show_temp_src(struct device *dev, struct device_attribute *attr, char *buf)
 {
         struct sensor_device_attribute_2 *sensor_attr =
             to_sensor_dev_attr_2(attr);
         struct w83795_data *data = w83795_update_pwm_config(dev);
         int index = sensor_attr->index;
-        u8 val = index / 2;
-        u8 tmp = data->temp_src[val];
+        u8 tmp = data->temp_src[index / 2];
 
         if (index & 1)
-                val = 4;
+                tmp >>= 4;      /* Pick high nibble */
         else
-                val = 0;
-        tmp >>= val;
-        tmp &= 0x0f;
+                tmp &= 0x0f;    /* Pick low nibble */
 
-        return sprintf(buf, "%u\n", tmp);
+        /* Look-up the actual temperature channel number */
+        if (tmp >= 4 || tss_map[tmp][index] == TSS_MAP_RESERVED)
+                return -EINVAL;         /* Shouldn't happen */
+
+        return sprintf(buf, "%u\n", (unsigned int)tss_map[tmp][index] + 1);
 }
 
 static ssize_t
@@ -946,12 +1017,21 @@ store_temp_src(struct device *dev, struct device_attribute *attr,
         struct sensor_device_attribute_2 *sensor_attr =
             to_sensor_dev_attr_2(attr);
         int index = sensor_attr->index;
-        unsigned long tmp;
+        int tmp;
+        unsigned long channel;
         u8 val = index / 2;
 
-        if (strict_strtoul(buf, 10, &tmp) < 0)
+        if (strict_strtoul(buf, 10, &channel) < 0 ||
+            channel < 1 || channel > 14)
+                return -EINVAL;
+
+        /* Check if request can be fulfilled */
+        for (tmp = 0; tmp < 4; tmp++) {
+                if (tss_map[tmp][index] == channel - 1)
+                        break;
+        }
+        if (tmp == 4)   /* No match */
                 return -EINVAL;
-        tmp = SENSORS_LIMIT(tmp, 0, 15);
 
         mutex_lock(&data->update_lock);
         if (index & 1) {
@@ -1515,7 +1595,7 @@ store_sf_setup(struct device *dev, struct device_attribute *attr,
 
 #define NOT_USED                        -1
 
-/* Don't change the attribute order, _max and _min are accessed by index
+/* Don't change the attribute order, _max, _min and _beep are accessed by index
  * somewhere else in the code */
 #define SENSOR_ATTR_IN(index) {                                         \
         SENSOR_ATTR_2(in##index##_input, S_IRUGO, show_in, NULL,        \
@@ -1530,6 +1610,8 @@ store_sf_setup(struct device *dev, struct device_attribute *attr,
                 show_alarm_beep, store_beep, BEEP_ENABLE,               \
                 index + ((index > 14) ? 1 : 0)) }
 
+/* Don't change the attribute order, _beep is accessed by index
+ * somewhere else in the code */
 #define SENSOR_ATTR_FAN(index) {                                        \
         SENSOR_ATTR_2(fan##index##_input, S_IRUGO, show_fan,            \
                 NULL, FAN_INPUT, index - 1), \
@@ -1553,9 +1635,13 @@ store_sf_setup(struct device *dev, struct device_attribute *attr,
                 show_pwm, store_pwm, PWM_FREQ, index - 1),       \
         SENSOR_ATTR_2(pwm##index##_enable, S_IWUSR | S_IRUGO,           \
                 show_pwm_enable, store_pwm_enable, NOT_USED, index - 1), \
+        SENSOR_ATTR_2(pwm##index##_mode, S_IRUGO,                       \
+                show_pwm_mode, NULL, NOT_USED, index - 1),              \
         SENSOR_ATTR_2(fan##index##_target, S_IWUSR | S_IRUGO, \
                 show_fanin, store_fanin, FANIN_TARGET, index - 1) }
 
+/* Don't change the attribute order, _beep is accessed by index
+ * somewhere else in the code */
 #define SENSOR_ATTR_DTS(index) {                                        \
         SENSOR_ATTR_2(temp##index##_type, S_IRUGO ,             \
                 show_dts_mode, NULL, NOT_USED, index - 7),      \
@@ -1574,6 +1660,8 @@ store_sf_setup(struct device *dev, struct device_attribute *attr,
         SENSOR_ATTR_2(temp##index##_beep, S_IWUSR | S_IRUGO,            \
                 show_alarm_beep, store_beep, BEEP_ENABLE, index + 17) }
 
+/* Don't change the attribute order, _beep is accessed by index
+ * somewhere else in the code */
 #define SENSOR_ATTR_TEMP(index) {                                       \
         SENSOR_ATTR_2(temp##index##_type, S_IRUGO | (index < 4 ? S_IWUSR : 0), \
                 show_temp_mode, store_temp_mode, NOT_USED, index - 1),  \
@@ -1593,8 +1681,6 @@ store_sf_setup(struct device *dev, struct device_attribute *attr,
         SENSOR_ATTR_2(temp##index##_beep, S_IWUSR | S_IRUGO,            \
                 show_alarm_beep, store_beep, BEEP_ENABLE,               \
                 index + (index > 4 ? 11 : 17)),                         \
-        SENSOR_ATTR_2(temp##index##_source_sel, S_IWUSR | S_IRUGO,      \
-                show_temp_src, store_temp_src, NOT_USED, index - 1),    \
         SENSOR_ATTR_2(temp##index##_pwm_enable, S_IWUSR | S_IRUGO,      \
                 show_temp_pwm_enable, store_temp_pwm_enable,            \
                 TEMP_PWM_ENABLE, index - 1),                            \
@@ -1680,7 +1766,7 @@ static const struct sensor_device_attribute_2 w83795_fan[][4] = {
         SENSOR_ATTR_FAN(14),
 };
 
-static const struct sensor_device_attribute_2 w83795_temp[][29] = {
+static const struct sensor_device_attribute_2 w83795_temp[][28] = {
         SENSOR_ATTR_TEMP(1),
         SENSOR_ATTR_TEMP(2),
         SENSOR_ATTR_TEMP(3),
@@ -1700,7 +1786,7 @@ static const struct sensor_device_attribute_2 w83795_dts[][8] = {
         SENSOR_ATTR_DTS(14),
 };
 
-static const struct sensor_device_attribute_2 w83795_pwm[][7] = {
+static const struct sensor_device_attribute_2 w83795_pwm[][8] = {
         SENSOR_ATTR_PWM(1),
         SENSOR_ATTR_PWM(2),
         SENSOR_ATTR_PWM(3),
@@ -1711,13 +1797,24 @@ static const struct sensor_device_attribute_2 w83795_pwm[][7] = {
         SENSOR_ATTR_PWM(8),
 };
 
+static const struct sensor_device_attribute_2 w83795_tss[6] = {
+        SENSOR_ATTR_2(temp1_source_sel, S_IWUSR | S_IRUGO,
+                      show_temp_src, store_temp_src, NOT_USED, 0),
+        SENSOR_ATTR_2(temp2_source_sel, S_IWUSR | S_IRUGO,
+                      show_temp_src, store_temp_src, NOT_USED, 1),
+        SENSOR_ATTR_2(temp3_source_sel, S_IWUSR | S_IRUGO,
+                      show_temp_src, store_temp_src, NOT_USED, 2),
+        SENSOR_ATTR_2(temp4_source_sel, S_IWUSR | S_IRUGO,
+                      show_temp_src, store_temp_src, NOT_USED, 3),
+        SENSOR_ATTR_2(temp5_source_sel, S_IWUSR | S_IRUGO,
+                      show_temp_src, store_temp_src, NOT_USED, 4),
+        SENSOR_ATTR_2(temp6_source_sel, S_IWUSR | S_IRUGO,
+                      show_temp_src, store_temp_src, NOT_USED, 5),
+};
+
 static const struct sensor_device_attribute_2 sda_single_files[] = {
         SENSOR_ATTR_2(intrusion0_alarm, S_IWUSR | S_IRUGO, show_alarm_beep,
                       store_chassis_clear, ALARM_STATUS, 46),
-        SENSOR_ATTR_2(intrusion0_beep, S_IWUSR | S_IRUGO, show_alarm_beep,
-                      store_beep, BEEP_ENABLE, 46),
-        SENSOR_ATTR_2(beep_enable, S_IWUSR | S_IRUGO, show_alarm_beep,
-                      store_beep, BEEP_ENABLE, 47),
 #ifdef CONFIG_SENSORS_W83795_FANCTRL
         SENSOR_ATTR_2(speed_cruise_tolerance, S_IWUSR | S_IRUGO, show_fanin,
                 store_fanin, FANIN_TOL, NOT_USED),
@@ -1730,6 +1827,13 @@ static const struct sensor_device_attribute_2 sda_single_files[] = {
 #endif
 };
 
+static const struct sensor_device_attribute_2 sda_beep_files[] = {
+        SENSOR_ATTR_2(intrusion0_beep, S_IWUSR | S_IRUGO, show_alarm_beep,
+                      store_beep, BEEP_ENABLE, 46),
+        SENSOR_ATTR_2(beep_enable, S_IWUSR | S_IRUGO, show_alarm_beep,
+                      store_beep, BEEP_ENABLE, 47),
+};
+
 /*
  * Driver interface
  */
@@ -1859,6 +1963,8 @@ static int w83795_handle_files(struct device *dev, int (*fn)(struct device *,
                 if (!(data->has_in & (1 << i)))
                         continue;
                 for (j = 0; j < ARRAY_SIZE(w83795_in[0]); j++) {
+                        if (j == 4 && !data->enable_beep)
+                                continue;
                         err = fn(dev, &w83795_in[i][j].dev_attr);
                         if (err)
                                 return err;
@@ -1869,18 +1975,37 @@ static int w83795_handle_files(struct device *dev, int (*fn)(struct device *,
                 if (!(data->has_fan & (1 << i)))
                         continue;
                 for (j = 0; j < ARRAY_SIZE(w83795_fan[0]); j++) {
+                        if (j == 3 && !data->enable_beep)
+                                continue;
                         err = fn(dev, &w83795_fan[i][j].dev_attr);
                         if (err)
                                 return err;
                 }
         }
 
+        for (i = 0; i < ARRAY_SIZE(w83795_tss); i++) {
+                j = w83795_tss_useful(data, i);
+                if (!j)
+                        continue;
+                err = fn(dev, &w83795_tss[i].dev_attr);
+                if (err)
+                        return err;
+        }
+
         for (i = 0; i < ARRAY_SIZE(sda_single_files); i++) {
                 err = fn(dev, &sda_single_files[i].dev_attr);
                 if (err)
                         return err;
         }
 
+        if (data->enable_beep) {
+                for (i = 0; i < ARRAY_SIZE(sda_beep_files); i++) {
+                        err = fn(dev, &sda_beep_files[i].dev_attr);
+                        if (err)
+                                return err;
+                }
+        }
+
 #ifdef CONFIG_SENSORS_W83795_FANCTRL
         for (i = 0; i < data->has_pwm; i++) {
                 for (j = 0; j < ARRAY_SIZE(w83795_pwm[0]); j++) {
@@ -1899,6 +2024,8 @@ static int w83795_handle_files(struct device *dev, int (*fn)(struct device *,
 #else
                 for (j = 0; j < 8; j++) {
 #endif
+                        if (j == 7 && !data->enable_beep)
+                                continue;
                         err = fn(dev, &w83795_temp[i][j].dev_attr);
                         if (err)
                                 return err;
@@ -1910,6 +2037,8 @@ static int w83795_handle_files(struct device *dev, int (*fn)(struct device *,
                         if (!(data->has_dts & (1 << i)))
                                 continue;
                         for (j = 0; j < ARRAY_SIZE(w83795_dts[0]); j++) {
+                                if (j == 7 && !data->enable_beep)
+                                        continue;
                                 err = fn(dev, &w83795_dts[i][j].dev_attr);
                                 if (err)
                                         return err;
@@ -2049,6 +2178,18 @@ static int w83795_probe(struct i2c_client *client,
         else
                 data->has_pwm = 2;
 
+        /* Check if BEEP pin is available */
+        if (data->chip_type == w83795g) {
+                /* The W83795G has a dedicated BEEP pin */
+                data->enable_beep = 1;
+        } else {
+                /* The W83795ADG has a shared pin for OVT# and BEEP, so you
+                 * can't have both */
+                tmp = w83795_read(client, W83795_REG_OVT_CFG);
+                if ((tmp & OVT_CFG_SEL) == 0)
+                        data->enable_beep = 1;
+        }
+
         err = w83795_handle_files(dev, device_create_file);
         if (err)
                 goto exit_remove;