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-rw-r--r--drivers/hwmon/Kconfig29
-rw-r--r--drivers/hwmon/Makefile2
-rw-r--r--drivers/hwmon/adt7462.c2002
-rw-r--r--drivers/hwmon/adt7470.c75
-rw-r--r--drivers/hwmon/adt7473.c89
-rw-r--r--drivers/hwmon/applesmc.c56
-rw-r--r--drivers/hwmon/ibmaem.c18
-rw-r--r--drivers/hwmon/lis3lv02d.c581
-rw-r--r--drivers/hwmon/lis3lv02d.h149
-rw-r--r--drivers/hwmon/lm85.c52
10 files changed, 3010 insertions, 43 deletions
diff --git a/drivers/hwmon/Kconfig b/drivers/hwmon/Kconfig
index 6de1e0ffd391..c709e821f04b 100644
--- a/drivers/hwmon/Kconfig
+++ b/drivers/hwmon/Kconfig
@@ -159,6 +159,16 @@ config SENSORS_ADM9240
This driver can also be built as a module. If so, the module
will be called adm9240.
+config SENSORS_ADT7462
+ tristate "Analog Devices ADT7462"
+ depends on I2C && EXPERIMENTAL
+ help
+ If you say yes here you get support for the Analog Devices
+ ADT7462 temperature monitoring chips.
+
+ This driver can also be built as a module. If so, the module
+ will be called adt7462.
+
config SENSORS_ADT7470
tristate "Analog Devices ADT7470"
depends on I2C && EXPERIMENTAL
@@ -825,6 +835,25 @@ config SENSORS_HDAPS
Say Y here if you have an applicable laptop and want to experience
the awesome power of hdaps.
+config SENSORS_LIS3LV02D
+ tristate "STMicroeletronics LIS3LV02Dx three-axis digital accelerometer"
+ depends on ACPI && INPUT
+ default n
+ help
+ This driver provides support for the LIS3LV02Dx accelerometer. In
+ particular, it can be found in a number of HP laptops, which have the
+ "Mobile Data Protection System 3D" or "3D DriveGuard" feature. On such
+ systems the driver should load automatically (via ACPI). The
+ accelerometer might also be found in other systems, connected via SPI
+ or I2C. The accelerometer data is readable via
+ /sys/devices/platform/lis3lv02d.
+
+ This driver also provides an absolute input class device, allowing
+ the laptop to act as a pinball machine-esque joystick.
+
+ This driver can also be built as a module. If so, the module
+ will be called lis3lv02d.
+
config SENSORS_APPLESMC
tristate "Apple SMC (Motion sensor, light sensor, keyboard backlight)"
depends on INPUT && X86
diff --git a/drivers/hwmon/Makefile b/drivers/hwmon/Makefile
index 042d5a78622e..58fc5be5355d 100644
--- a/drivers/hwmon/Makefile
+++ b/drivers/hwmon/Makefile
@@ -25,6 +25,7 @@ obj-$(CONFIG_SENSORS_ADM1029) += adm1029.o
obj-$(CONFIG_SENSORS_ADM1031) += adm1031.o
obj-$(CONFIG_SENSORS_ADM9240) += adm9240.o
obj-$(CONFIG_SENSORS_ADS7828) += ads7828.o
+obj-$(CONFIG_SENSORS_ADT7462) += adt7462.o
obj-$(CONFIG_SENSORS_ADT7470) += adt7470.o
obj-$(CONFIG_SENSORS_ADT7473) += adt7473.o
obj-$(CONFIG_SENSORS_APPLESMC) += applesmc.o
@@ -48,6 +49,7 @@ obj-$(CONFIG_SENSORS_IBMAEM) += ibmaem.o
obj-$(CONFIG_SENSORS_IBMPEX) += ibmpex.o
obj-$(CONFIG_SENSORS_IT87) += it87.o
obj-$(CONFIG_SENSORS_K8TEMP) += k8temp.o
+obj-$(CONFIG_SENSORS_LIS3LV02D) += lis3lv02d.o
obj-$(CONFIG_SENSORS_LM63) += lm63.o
obj-$(CONFIG_SENSORS_LM70) += lm70.o
obj-$(CONFIG_SENSORS_LM75) += lm75.o
diff --git a/drivers/hwmon/adt7462.c b/drivers/hwmon/adt7462.c
new file mode 100644
index 000000000000..66107b4dc12a
--- /dev/null
+++ b/drivers/hwmon/adt7462.c
@@ -0,0 +1,2002 @@
+/*
+ * A hwmon driver for the Analog Devices ADT7462
+ * Copyright (C) 2008 IBM
+ *
+ * Author: Darrick J. Wong <djwong@us.ibm.com>
+ *
+ * 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
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+#include <linux/module.h>
+#include <linux/jiffies.h>
+#include <linux/i2c.h>
+#include <linux/hwmon.h>
+#include <linux/hwmon-sysfs.h>
+#include <linux/err.h>
+#include <linux/mutex.h>
+#include <linux/delay.h>
+#include <linux/log2.h>
+
+/* Addresses to scan */
+static const unsigned short normal_i2c[] = { 0x58, 0x5C, I2C_CLIENT_END };
+
+/* Insmod parameters */
+I2C_CLIENT_INSMOD_1(adt7462);
+
+/* ADT7462 registers */
+#define ADT7462_REG_DEVICE 0x3D
+#define ADT7462_REG_VENDOR 0x3E
+#define ADT7462_REG_REVISION 0x3F
+
+#define ADT7462_REG_MIN_TEMP_BASE_ADDR 0x44
+#define ADT7462_REG_MIN_TEMP_MAX_ADDR 0x47
+#define ADT7462_REG_MAX_TEMP_BASE_ADDR 0x48
+#define ADT7462_REG_MAX_TEMP_MAX_ADDR 0x4B
+#define ADT7462_REG_TEMP_BASE_ADDR 0x88
+#define ADT7462_REG_TEMP_MAX_ADDR 0x8F
+
+#define ADT7462_REG_FAN_BASE_ADDR 0x98
+#define ADT7462_REG_FAN_MAX_ADDR 0x9F
+#define ADT7462_REG_FAN2_BASE_ADDR 0xA2
+#define ADT7462_REG_FAN2_MAX_ADDR 0xA9
+#define ADT7462_REG_FAN_ENABLE 0x07
+#define ADT7462_REG_FAN_MIN_BASE_ADDR 0x78
+#define ADT7462_REG_FAN_MIN_MAX_ADDR 0x7F
+
+#define ADT7462_REG_CFG2 0x02
+#define ADT7462_FSPD_MASK 0x20
+
+#define ADT7462_REG_PWM_BASE_ADDR 0xAA
+#define ADT7462_REG_PWM_MAX_ADDR 0xAD
+#define ADT7462_REG_PWM_MIN_BASE_ADDR 0x28
+#define ADT7462_REG_PWM_MIN_MAX_ADDR 0x2B
+#define ADT7462_REG_PWM_MAX 0x2C
+#define ADT7462_REG_PWM_TEMP_MIN_BASE_ADDR 0x5C
+#define ADT7462_REG_PWM_TEMP_MIN_MAX_ADDR 0x5F
+#define ADT7462_REG_PWM_TEMP_RANGE_BASE_ADDR 0x60
+#define ADT7462_REG_PWM_TEMP_RANGE_MAX_ADDR 0x63
+#define ADT7462_PWM_HYST_MASK 0x0F
+#define ADT7462_PWM_RANGE_MASK 0xF0
+#define ADT7462_PWM_RANGE_SHIFT 4
+#define ADT7462_REG_PWM_CFG_BASE_ADDR 0x21
+#define ADT7462_REG_PWM_CFG_MAX_ADDR 0x24
+#define ADT7462_PWM_CHANNEL_MASK 0xE0
+#define ADT7462_PWM_CHANNEL_SHIFT 5
+
+#define ADT7462_REG_PIN_CFG_BASE_ADDR 0x10
+#define ADT7462_REG_PIN_CFG_MAX_ADDR 0x13
+#define ADT7462_PIN7_INPUT 0x01 /* cfg0 */
+#define ADT7462_DIODE3_INPUT 0x20
+#define ADT7462_DIODE1_INPUT 0x40
+#define ADT7462_VID_INPUT 0x80
+#define ADT7462_PIN22_INPUT 0x04 /* cfg1 */
+#define ADT7462_PIN21_INPUT 0x08
+#define ADT7462_PIN19_INPUT 0x10
+#define ADT7462_PIN15_INPUT 0x20
+#define ADT7462_PIN13_INPUT 0x40
+#define ADT7462_PIN8_INPUT 0x80
+#define ADT7462_PIN23_MASK 0x03
+#define ADT7462_PIN23_SHIFT 0
+#define ADT7462_PIN26_MASK 0x0C /* cfg2 */
+#define ADT7462_PIN26_SHIFT 2
+#define ADT7462_PIN25_MASK 0x30
+#define ADT7462_PIN25_SHIFT 4
+#define ADT7462_PIN24_MASK 0xC0
+#define ADT7462_PIN24_SHIFT 6
+#define ADT7462_PIN26_VOLT_INPUT 0x08
+#define ADT7462_PIN25_VOLT_INPUT 0x20
+#define ADT7462_PIN28_SHIFT 6 /* cfg3 */
+#define ADT7462_PIN28_VOLT 0x5
+
+#define ADT7462_REG_ALARM1 0xB8
+#define ADT7462_LT_ALARM 0x02
+#define ADT7462_R1T_ALARM 0x04
+#define ADT7462_R2T_ALARM 0x08
+#define ADT7462_R3T_ALARM 0x10
+#define ADT7462_REG_ALARM2 0xBB
+#define ADT7462_V0_ALARM 0x01
+#define ADT7462_V1_ALARM 0x02
+#define ADT7462_V2_ALARM 0x04
+#define ADT7462_V3_ALARM 0x08
+#define ADT7462_V4_ALARM 0x10
+#define ADT7462_V5_ALARM 0x20
+#define ADT7462_V6_ALARM 0x40
+#define ADT7462_V7_ALARM 0x80
+#define ADT7462_REG_ALARM3 0xBC
+#define ADT7462_V8_ALARM 0x08
+#define ADT7462_V9_ALARM 0x10
+#define ADT7462_V10_ALARM 0x20
+#define ADT7462_V11_ALARM 0x40
+#define ADT7462_V12_ALARM 0x80
+#define ADT7462_REG_ALARM4 0xBD
+#define ADT7462_F0_ALARM 0x01
+#define ADT7462_F1_ALARM 0x02
+#define ADT7462_F2_ALARM 0x04
+#define ADT7462_F3_ALARM 0x08
+#define ADT7462_F4_ALARM 0x10
+#define ADT7462_F5_ALARM 0x20
+#define ADT7462_F6_ALARM 0x40
+#define ADT7462_F7_ALARM 0x80
+#define ADT7462_ALARM1 0x0000
+#define ADT7462_ALARM2 0x0100
+#define ADT7462_ALARM3 0x0200
+#define ADT7462_ALARM4 0x0300
+#define ADT7462_ALARM_REG_SHIFT 8
+#define ADT7462_ALARM_FLAG_MASK 0x0F
+
+#define ADT7462_TEMP_COUNT 4
+#define ADT7462_TEMP_REG(x) (ADT7462_REG_TEMP_BASE_ADDR + (x * 2))
+#define ADT7462_TEMP_MIN_REG(x) (ADT7462_REG_MIN_TEMP_BASE_ADDR + (x))
+#define ADT7462_TEMP_MAX_REG(x) (ADT7462_REG_MAX_TEMP_BASE_ADDR + (x))
+#define TEMP_FRAC_OFFSET 6
+
+#define ADT7462_FAN_COUNT 8
+#define ADT7462_REG_FAN_MIN(x) (ADT7462_REG_FAN_MIN_BASE_ADDR + (x))
+
+#define ADT7462_PWM_COUNT 4
+#define ADT7462_REG_PWM(x) (ADT7462_REG_PWM_BASE_ADDR + (x))
+#define ADT7462_REG_PWM_MIN(x) (ADT7462_REG_PWM_MIN_BASE_ADDR + (x))
+#define ADT7462_REG_PWM_TMIN(x) \
+ (ADT7462_REG_PWM_TEMP_MIN_BASE_ADDR + (x))
+#define ADT7462_REG_PWM_TRANGE(x) \
+ (ADT7462_REG_PWM_TEMP_RANGE_BASE_ADDR + (x))
+
+#define ADT7462_PIN_CFG_REG_COUNT 4
+#define ADT7462_REG_PIN_CFG(x) (ADT7462_REG_PIN_CFG_BASE_ADDR + (x))
+#define ADT7462_REG_PWM_CFG(x) (ADT7462_REG_PWM_CFG_BASE_ADDR + (x))
+
+#define ADT7462_ALARM_REG_COUNT 4
+
+/*
+ * The chip can measure 13 different voltage sources:
+ *
+ * 1. +12V1 (pin 7)
+ * 2. Vccp1/+2.5V/+1.8V/+1.5V (pin 23)
+ * 3. +12V3 (pin 22)
+ * 4. +5V (pin 21)
+ * 5. +1.25V/+0.9V (pin 19)
+ * 6. +2.5V/+1.8V (pin 15)
+ * 7. +3.3v (pin 13)
+ * 8. +12V2 (pin 8)
+ * 9. Vbatt/FSB_Vtt (pin 26)
+ * A. +3.3V/+1.2V1 (pin 25)
+ * B. Vccp2/+2.5V/+1.8V/+1.5V (pin 24)
+ * C. +1.5V ICH (only if BOTH pin 28/29 are set to +1.5V)
+ * D. +1.5V 3GPIO (only if BOTH pin 28/29 are set to +1.5V)
+ *
+ * Each of these 13 has a factor to convert raw to voltage. Even better,
+ * the pins can be connected to other sensors (tach/gpio/hot/etc), which
+ * makes the bookkeeping tricky.
+ *
+ * Some, but not all, of these voltages have low/high limits.
+ */
+#define ADT7462_VOLT_COUNT 12
+
+#define ADT7462_VENDOR 0x41
+#define ADT7462_DEVICE 0x62
+/* datasheet only mentions a revision 4 */
+#define ADT7462_REVISION 0x04
+
+/* How often do we reread sensors values? (In jiffies) */
+#define SENSOR_REFRESH_INTERVAL (2 * HZ)
+
+/* How often do we reread sensor limit values? (In jiffies) */
+#define LIMIT_REFRESH_INTERVAL (60 * HZ)
+
+/* datasheet says to divide this number by the fan reading to get fan rpm */
+#define FAN_PERIOD_TO_RPM(x) ((90000 * 60) / (x))
+#define FAN_RPM_TO_PERIOD FAN_PERIOD_TO_RPM
+#define FAN_PERIOD_INVALID 65535
+#define FAN_DATA_VALID(x) ((x) && (x) != FAN_PERIOD_INVALID)
+
+#define MASK_AND_SHIFT(value, prefix) \
+ (((value) & prefix##_MASK) >> prefix##_SHIFT)
+
+#define ROUND_DIV(x, divisor) (((x) + ((divisor) / 2)) / (divisor))
+
+struct adt7462_data {
+ struct device *hwmon_dev;
+ struct attribute_group attrs;
+ struct mutex lock;
+ char sensors_valid;
+ char limits_valid;
+ unsigned long sensors_last_updated; /* In jiffies */
+ unsigned long limits_last_updated; /* In jiffies */
+
+ u8 temp[ADT7462_TEMP_COUNT];
+ /* bits 6-7 are quarter pieces of temp */
+ u8 temp_frac[ADT7462_TEMP_COUNT];
+ u8 temp_min[ADT7462_TEMP_COUNT];
+ u8 temp_max[ADT7462_TEMP_COUNT];
+ u16 fan[ADT7462_FAN_COUNT];
+ u8 fan_enabled;
+ u8 fan_min[ADT7462_FAN_COUNT];
+ u8 cfg2;
+ u8 pwm[ADT7462_PWM_COUNT];
+ u8 pin_cfg[ADT7462_PIN_CFG_REG_COUNT];
+ u8 voltages[ADT7462_VOLT_COUNT];
+ u8 volt_max[ADT7462_VOLT_COUNT];
+ u8 volt_min[ADT7462_VOLT_COUNT];
+ u8 pwm_min[ADT7462_PWM_COUNT];
+ u8 pwm_tmin[ADT7462_PWM_COUNT];
+ u8 pwm_trange[ADT7462_PWM_COUNT];
+ u8 pwm_max; /* only one per chip */
+ u8 pwm_cfg[ADT7462_PWM_COUNT];
+ u8 alarms[ADT7462_ALARM_REG_COUNT];
+};
+
+static int adt7462_probe(struct i2c_client *client,
+ const struct i2c_device_id *id);
+static int adt7462_detect(struct i2c_client *client, int kind,
+ struct i2c_board_info *info);
+static int adt7462_remove(struct i2c_client *client);
+
+static const struct i2c_device_id adt7462_id[] = {
+ { "adt7462", adt7462 },
+ { }
+};
+MODULE_DEVICE_TABLE(i2c, adt7462_id);
+
+static struct i2c_driver adt7462_driver = {
+ .class = I2C_CLASS_HWMON,
+ .driver = {
+ .name = "adt7462",
+ },
+ .probe = adt7462_probe,
+ .remove = adt7462_remove,
+ .id_table = adt7462_id,
+ .detect = adt7462_detect,
+ .address_data = &addr_data,
+};
+
+/*
+ * 16-bit registers on the ADT7462 are low-byte first. The data sheet says
+ * that the low byte must be read before the high byte.
+ */
+static inline int adt7462_read_word_data(struct i2c_client *client, u8 reg)
+{
+ u16 foo;
+ foo = i2c_smbus_read_byte_data(client, reg);
+ foo |= ((u16)i2c_smbus_read_byte_data(client, reg + 1) << 8);
+ return foo;
+}
+
+/* For some reason these registers are not contiguous. */
+static int ADT7462_REG_FAN(int fan)
+{
+ if (fan < 4)
+ return ADT7462_REG_FAN_BASE_ADDR + (2 * fan);
+ return ADT7462_REG_FAN2_BASE_ADDR + (2 * (fan - 4));
+}
+
+/* Voltage registers are scattered everywhere */
+static int ADT7462_REG_VOLT_MAX(struct adt7462_data *data, int which)
+{
+ switch (which) {
+ case 0:
+ if (!(data->pin_cfg[0] & ADT7462_PIN7_INPUT))
+ return 0x7C;
+ break;
+ case 1:
+ return 0x69;
+ case 2:
+ if (!(data->pin_cfg[1] & ADT7462_PIN22_INPUT))
+ return 0x7F;
+ break;
+ case 3:
+ if (!(data->pin_cfg[1] & ADT7462_PIN21_INPUT))
+ return 0x7E;
+ break;
+ case 4:
+ if (!(data->pin_cfg[0] & ADT7462_DIODE3_INPUT))
+ return 0x4B;
+ break;
+ case 5:
+ if (!(data->pin_cfg[0] & ADT7462_DIODE1_INPUT))
+ return 0x49;
+ break;
+ case 6:
+ if (!(data->pin_cfg[1] & ADT7462_PIN13_INPUT))
+ return 0x68;
+ break;
+ case 7:
+ if (!(data->pin_cfg[1] & ADT7462_PIN8_INPUT))
+ return 0x7D;
+ break;
+ case 8:
+ if (!(data->pin_cfg[2] & ADT7462_PIN26_VOLT_INPUT))
+ return 0x6C;
+ break;
+ case 9:
+ if (!(data->pin_cfg[2] & ADT7462_PIN25_VOLT_INPUT))
+ return 0x6B;
+ break;
+ case 10:
+ return 0x6A;
+ case 11:
+ if (data->pin_cfg[3] >> ADT7462_PIN28_SHIFT ==
+ ADT7462_PIN28_VOLT &&
+ !(data->pin_cfg[0] & ADT7462_VID_INPUT))
+ return 0x50;
+ break;
+ case 12:
+ if (data->pin_cfg[3] >> ADT7462_PIN28_SHIFT ==
+ ADT7462_PIN28_VOLT &&
+ !(data->pin_cfg[0] & ADT7462_VID_INPUT))
+ return 0x4C;
+ break;
+ }
+ return -ENODEV;
+}
+
+static int ADT7462_REG_VOLT_MIN(struct adt7462_data *data, int which)
+{
+ switch (which) {
+ case 0:
+ if (!(data->pin_cfg[0] & ADT7462_PIN7_INPUT))
+ return 0x6D;
+ break;
+ case 1:
+ return 0x72;
+ case 2:
+ if (!(data->pin_cfg[1] & ADT7462_PIN22_INPUT))
+ return 0x6F;
+ break;
+ case 3:
+ if (!(data->pin_cfg[1] & ADT7462_PIN21_INPUT))
+ return 0x71;
+ break;
+ case 4:
+ if (!(data->pin_cfg[0] & ADT7462_DIODE3_INPUT))
+ return 0x47;
+ break;
+ case 5:
+ if (!(data->pin_cfg[0] & ADT7462_DIODE1_INPUT))
+ return 0x45;
+ break;
+ case 6:
+ if (!(data->pin_cfg[1] & ADT7462_PIN13_INPUT))
+ return 0x70;
+ break;
+ case 7:
+ if (!(data->pin_cfg[1] & ADT7462_PIN8_INPUT))
+ return 0x6E;
+ break;
+ case 8:
+ if (!(data->pin_cfg[2] & ADT7462_PIN26_VOLT_INPUT))
+ return 0x75;
+ break;
+ case 9:
+ if (!(data->pin_cfg[2] & ADT7462_PIN25_VOLT_INPUT))
+ return 0x74;
+ break;
+ case 10:
+ return 0x73;
+ case 11:
+ if (data->pin_cfg[3] >> ADT7462_PIN28_SHIFT ==
+ ADT7462_PIN28_VOLT &&
+ !(data->pin_cfg[0] & ADT7462_VID_INPUT))
+ return 0x76;
+ break;
+ case 12:
+ if (data->pin_cfg[3] >> ADT7462_PIN28_SHIFT ==
+ ADT7462_PIN28_VOLT &&
+ !(data->pin_cfg[0] & ADT7462_VID_INPUT))
+ return 0x77;
+ break;
+ }
+ return -ENODEV;
+}
+
+static int ADT7462_REG_VOLT(struct adt7462_data *data, int which)
+{
+ switch (which) {
+ case 0:
+ if (!(data->pin_cfg[0] & ADT7462_PIN7_INPUT))
+ return 0xA3;
+ break;
+ case 1:
+ return 0x90;
+ case 2:
+ if (!(data->pin_cfg[1] & ADT7462_PIN22_INPUT))
+ return 0xA9;
+ break;
+ case 3:
+ if (!(data->pin_cfg[1] & ADT7462_PIN21_INPUT))
+ return 0xA7;
+ break;
+ case 4:
+ if (!(data->pin_cfg[0] & ADT7462_DIODE3_INPUT))
+ return 0x8F;
+ break;
+ case 5:
+ if (!(data->pin_cfg[0] & ADT7462_DIODE1_INPUT))
+ return 0x8B;
+ break;
+ case 6:
+ if (!(data->pin_cfg[1] & ADT7462_PIN13_INPUT))
+ return 0x96;
+ break;
+ case 7:
+ if (!(data->pin_cfg[1] & ADT7462_PIN8_INPUT))
+ return 0xA5;
+ break;
+ case 8:
+ if (!(data->pin_cfg[2] & ADT7462_PIN26_VOLT_INPUT))
+ return 0x93;
+ break;
+ case 9:
+ if (!(data->pin_cfg[2] & ADT7462_PIN25_VOLT_INPUT))
+ return 0x92;
+ break;
+ case 10:
+ return 0x91;
+ case 11:
+ if (data->pin_cfg[3] >> ADT7462_PIN28_SHIFT ==
+ ADT7462_PIN28_VOLT &&
+ !(data->pin_cfg[0] & ADT7462_VID_INPUT))
+ return 0x94;
+ break;
+ case 12:
+ if (data->pin_cfg[3] >> ADT7462_PIN28_SHIFT ==
+ ADT7462_PIN28_VOLT &&
+ !(data->pin_cfg[0] & ADT7462_VID_INPUT))
+ return 0x95;
+ break;
+ }
+ return -ENODEV;
+}
+
+/* Provide labels for sysfs */
+static const char *voltage_label(struct adt7462_data *data, int which)
+{
+ switch (which) {
+ case 0:
+ if (!(data->pin_cfg[0] & ADT7462_PIN7_INPUT))
+ return "+12V1";
+ break;
+ case 1:
+ switch (MASK_AND_SHIFT(data->pin_cfg[1], ADT7462_PIN23)) {
+ case 0:
+ return "Vccp1";
+ case 1:
+ return "+2.5V";
+ case 2:
+ return "+1.8V";
+ case 3:
+ return "+1.5V";
+ }
+ case 2:
+ if (!(data->pin_cfg[1] & ADT7462_PIN22_INPUT))
+ return "+12V3";
+ break;
+ case 3:
+ if (!(data->pin_cfg[1] & ADT7462_PIN21_INPUT))
+ return "+5V";
+ break;
+ case 4:
+ if (!(data->pin_cfg[0] & ADT7462_DIODE3_INPUT)) {
+ if (data->pin_cfg[1] & ADT7462_PIN19_INPUT)
+ return "+0.9V";
+ return "+1.25V";
+ }
+ break;
+ case 5:
+ if (!(data->pin_cfg[0] & ADT7462_DIODE1_INPUT)) {
+ if (data->pin_cfg[1] & ADT7462_PIN19_INPUT)
+ return "+1.8V";
+ return "+2.5V";
+ }
+ break;
+ case 6:
+ if (!(data->pin_cfg[1] & ADT7462_PIN13_INPUT))
+ return "+3.3V";
+ break;
+ case 7:
+ if (!(data->pin_cfg[1] & ADT7462_PIN8_INPUT))
+ return "+12V2";
+ break;
+ case 8:
+ switch (MASK_AND_SHIFT(data->pin_cfg[2], ADT7462_PIN26)) {
+ case 0:
+ return "Vbatt";
+ case 1:
+ return "FSB_Vtt";
+ }
+ break;
+ case 9:
+ switch (MASK_AND_SHIFT(data->pin_cfg[2], ADT7462_PIN25)) {
+ case 0:
+ return "+3.3V";
+ case 1:
+ return "+1.2V1";
+ }
+ break;
+ case 10:
+ switch (MASK_AND_SHIFT(data->pin_cfg[2], ADT7462_PIN24)) {
+ case 0:
+ return "Vccp2";
+ case 1:
+ return "+2.5V";
+ case 2:
+ return "+1.8V";
+ case 3:
+ return "+1.5";
+ }
+ case 11:
+ if (data->pin_cfg[3] >> ADT7462_PIN28_SHIFT ==
+ ADT7462_PIN28_VOLT &&
+ !(data->pin_cfg[0] & ADT7462_VID_INPUT))
+ return "+1.5V ICH";
+ break;
+ case 12:
+ if (data->pin_cfg[3] >> ADT7462_PIN28_SHIFT ==
+ ADT7462_PIN28_VOLT &&
+ !(data->pin_cfg[0] & ADT7462_VID_INPUT))
+ return "+1.5V 3GPIO";
+ break;
+ }
+ return "N/A";
+}
+
+/* Multipliers are actually in uV, not mV. */
+static int voltage_multiplier(struct adt7462_data *data, int which)
+{
+ switch (which) {
+ case 0:
+ if (!(data->pin_cfg[0] & ADT7462_PIN7_INPUT))
+ return 62500;
+ break;
+ case 1:
+ switch (MASK_AND_SHIFT(data->pin_cfg[1], ADT7462_PIN23)) {
+ case 0:
+ if (data->pin_cfg[0] & ADT7462_VID_INPUT)
+ return 12500;
+ return 6250;
+ case 1:
+ return 13000;
+ case 2:
+ return 9400;
+ case 3:
+ return 7800;
+ }
+ case 2:
+ if (!(data->pin_cfg[1] & ADT7462_PIN22_INPUT))
+ return 62500;
+ break;
+ case 3:
+ if (!(data->pin_cfg[1] & ADT7462_PIN21_INPUT))
+ return 26000;
+ break;
+ case 4:
+ if (!(data->pin_cfg[0] & ADT7462_DIODE3_INPUT)) {
+ if (data->pin_cfg[1] & ADT7462_PIN19_INPUT)
+ return 4690;
+ return 6500;
+ }
+ break;
+ case 5:
+ if (!(data->pin_cfg[0] & ADT7462_DIODE1_INPUT)) {
+ if (data->pin_cfg[1] & ADT7462_PIN15_INPUT)
+ return 9400;
+ return 13000;
+ }
+ break;
+ case 6:
+ if (!(data->pin_cfg[1] & ADT7462_PIN13_INPUT))
+ return 17200;
+ break;
+ case 7:
+ if (!(data->pin_cfg[1] & ADT7462_PIN8_INPUT))
+ return 62500;
+ break;
+ case 8:
+ switch (MASK_AND_SHIFT(data->pin_cfg[2], ADT7462_PIN26)) {
+ case 0:
+ return 15600;
+ case 1:
+ return 6250;
+ }
+ break;
+ case 9:
+ switch (MASK_AND_SHIFT(data->pin_cfg[2], ADT7462_PIN25)) {
+ case 0:
+ return 17200;
+ case 1:
+ return 6250;
+ }
+ break;
+ case 10:
+ switch (MASK_AND_SHIFT(data->pin_cfg[2], ADT7462_PIN24)) {
+ case 0:
+ return 6250;
+ case 1:
+ return 13000;
+ case 2:
+ return 9400;
+ case 3:
+ return 7800;
+ }
+ case 11:
+ case 12:
+ if (data->pin_cfg[3] >> ADT7462_PIN28_SHIFT ==
+ ADT7462_PIN28_VOLT &&
+ !(data->pin_cfg[0] & ADT7462_VID_INPUT))
+ return 7800;
+ }
+ return 0;
+}
+
+static int temp_enabled(struct adt7462_data *data, int which)
+{
+ switch (which) {
+ case 0:
+ case 2:
+ return 1;
+ case 1:
+ if (data->pin_cfg[0] & ADT7462_DIODE1_INPUT)
+ return 1;
+ break;
+ case 3:
+ if (data->pin_cfg[0] & ADT7462_DIODE3_INPUT)
+ return 1;
+ break;
+ }
+ return 0;
+}
+
+static const char *temp_label(struct adt7462_data *data, int which)
+{
+ switch (which) {
+ case 0:
+ return "local";
+ case 1:
+ if (data->pin_cfg[0] & ADT7462_DIODE1_INPUT)
+ return "remote1";
+ break;
+ case 2:
+ return "remote2";
+ case 3:
+ if (data->pin_cfg[0] & ADT7462_DIODE3_INPUT)
+ return "remote3";
+ break;
+ }
+ return "N/A";
+}
+
+/* Map Trange register values to mC */
+#define NUM_TRANGE_VALUES 16
+static const int trange_values[NUM_TRANGE_VALUES] = {
+ 2000,
+ 2500,
+ 3300,
+ 4000,
+ 5000,
+ 6700,
+ 8000,
+ 10000,
+ 13300,
+ 16000,
+ 20000,
+ 26700,
+ 32000,
+ 40000,
+ 53300,
+ 80000
+};
+
+static int find_trange_value(int trange)
+{
+ int i;
+
+ for (i = 0; i < NUM_TRANGE_VALUES; i++)
+ if (trange_values[i] == trange)
+ return i;
+
+ return -ENODEV;
+}
+
+static struct adt7462_data *adt7462_update_device(struct device *dev)
+{
+ struct i2c_client *client = to_i2c_client(dev);
+ struct adt7462_data *data = i2c_get_clientdata(client);
+ unsigned long local_jiffies = jiffies;
+ int i;
+
+ mutex_lock(&data->lock);
+ if (time_before(local_jiffies, data->sensors_last_updated +
+ SENSOR_REFRESH_INTERVAL)
+ && data->sensors_valid)
+ goto no_sensor_update;
+
+ for (i = 0; i < ADT7462_TEMP_COUNT; i++) {
+ /*
+ * Reading the fractional register locks the integral
+ * register until both have been read.
+ */
+ data->temp_frac[i] = i2c_smbus_read_byte_data(client,
+ ADT7462_TEMP_REG(i));
+ data->temp[i] = i2c_smbus_read_byte_data(client,
+ ADT7462_TEMP_REG(i) + 1);
+ }
+
+ for (i = 0; i < ADT7462_FAN_COUNT; i++)
+ data->fan[i] = adt7462_read_word_data(client,
+ ADT7462_REG_FAN(i));
+
+ data->fan_enabled = i2c_smbus_read_byte_data(client,
+ ADT7462_REG_FAN_ENABLE);
+
+ for (i = 0; i < ADT7462_PWM_COUNT; i++)
+ data->pwm[i] = i2c_smbus_read_byte_data(client,
+ ADT7462_REG_PWM(i));
+
+ for (i = 0; i < ADT7462_PIN_CFG_REG_COUNT; i++)
+ data->pin_cfg[i] = i2c_smbus_read_byte_data(client,
+ ADT7462_REG_PIN_CFG(i));
+
+ for (i = 0; i < ADT7462_VOLT_COUNT; i++) {
+ int reg = ADT7462_REG_VOLT(data, i);
+ if (!reg)
+ data->voltages[i] = 0;
+ else
+ data->voltages[i] = i2c_smbus_read_byte_data(client,
+ reg);
+ }
+
+ data->alarms[0] = i2c_smbus_read_byte_data(client, ADT7462_REG_ALARM1);
+ data->alarms[1] = i2c_smbus_read_byte_data(client, ADT7462_REG_ALARM2);
+ data->alarms[2] = i2c_smbus_read_byte_data(client, ADT7462_REG_ALARM3);
+ data->alarms[3] = i2c_smbus_read_byte_data(client, ADT7462_REG_ALARM4);
+
+ data->sensors_last_updated = local_jiffies;
+ data->sensors_valid = 1;
+
+no_sensor_update:
+ if (time_before(local_jiffies, data->limits_last_updated +
+ LIMIT_REFRESH_INTERVAL)
+ && data->limits_valid)
+ goto out;
+
+ for (i = 0; i < ADT7462_TEMP_COUNT; i++) {
+ data->temp_min[i] = i2c_smbus_read_byte_data(client,
+ ADT7462_TEMP_MIN_REG(i));
+ data->temp_max[i] = i2c_smbus_read_byte_data(client,
+ ADT7462_TEMP_MAX_REG(i));
+ }
+
+ for (i = 0; i < ADT7462_FAN_COUNT; i++)
+ data->fan_min[i] = i2c_smbus_read_byte_data(client,
+ ADT7462_REG_FAN_MIN(i));
+
+ for (i = 0; i < ADT7462_VOLT_COUNT; i++) {
+ int reg = ADT7462_REG_VOLT_MAX(data, i);
+ data->volt_max[i] =
+ (reg ? i2c_smbus_read_byte_data(client, reg) : 0);
+
+ reg = ADT7462_REG_VOLT_MIN(data, i);
+ data->volt_min[i] =
+ (reg ? i2c_smbus_read_byte_data(client, reg) : 0);
+ }
+
+ for (i = 0; i < ADT7462_PWM_COUNT; i++) {
+ data->pwm_min[i] = i2c_smbus_read_byte_data(client,
+ ADT7462_REG_PWM_MIN(i));
+ data->pwm_tmin[i] = i2c_smbus_read_byte_data(client,
+ ADT7462_REG_PWM_TMIN(i));
+ data->pwm_trange[i] = i2c_smbus_read_byte_data(client,
+ ADT7462_REG_PWM_TRANGE(i));
+ data->pwm_cfg[i] = i2c_smbus_read_byte_data(client,
+ ADT7462_REG_PWM_CFG(i));
+ }
+
+ data->pwm_max = i2c_smbus_read_byte_data(client, ADT7462_REG_PWM_MAX);
+
+ data->cfg2 = i2c_smbus_read_byte_data(client, ADT7462_REG_CFG2);
+
+ data->limits_last_updated = local_jiffies;
+ data->limits_valid = 1;
+
+out:
+ mutex_unlock(&data->lock);
+ return data;
+}
+
+static ssize_t show_temp_min(struct device *dev,
+ struct device_attribute *devattr,
+ char *buf)
+{
+ struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
+ struct adt7462_data *data = adt7462_update_device(dev);
+
+ if (!temp_enabled(data, attr->index))
+ return sprintf(buf, "0\n");
+
+ return sprintf(buf, "%d\n", 1000 * (data->temp_min[attr->index] - 64));
+}
+
+static ssize_t set_temp_min(struct device *dev,
+ struct device_attribute *devattr,
+ const char *buf,
+ size_t count)
+{
+ struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
+ struct i2c_client *client = to_i2c_client(dev);
+ struct adt7462_data *data = i2c_get_clientdata(client);
+ long temp;
+
+ if (strict_strtol(buf, 10, &temp) || !temp_enabled(data, attr->index))
+ return -EINVAL;
+
+ temp = ROUND_DIV(temp, 1000) + 64;
+ temp = SENSORS_LIMIT(temp, 0, 255);
+
+ mutex_lock(&data->lock);
+ data->temp_min[attr->index] = temp;
+ i2c_smbus_write_byte_data(client, ADT7462_TEMP_MIN_REG(attr->index),
+ temp);
+ mutex_unlock(&data->lock);
+
+ return count;
+}
+
+static ssize_t show_temp_max(struct device *dev,
+ struct device_attribute *devattr,
+ char *buf)
+{
+ struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
+ struct adt7462_data *data = adt7462_update_device(dev);
+
+ if (!temp_enabled(data, attr->index))
+ return sprintf(buf, "0\n");
+
+ return sprintf(buf, "%d\n", 1000 * (data->temp_max[attr->index] - 64));
+}
+
+static ssize_t set_temp_max(struct device *dev,
+ struct device_attribute *devattr,
+ const char *buf,
+ size_t count)
+{
+ struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
+ struct i2c_client *client = to_i2c_client(dev);
+ struct adt7462_data *data = i2c_get_clientdata(client);
+ long temp;
+
+ if (strict_strtol(buf, 10, &temp) || !temp_enabled(data, attr->index))
+ return -EINVAL;
+
+ temp = ROUND_DIV(temp, 1000) + 64;
+ temp = SENSORS_LIMIT(temp, 0, 255);
+
+ mutex_lock(&data->lock);
+ data->temp_max[attr->index] = temp;
+ i2c_smbus_write_byte_data(client, ADT7462_TEMP_MAX_REG(attr->index),
+ temp);
+ mutex_unlock(&data->lock);
+
+ return count;
+}
+
+static ssize_t show_temp(struct device *dev, struct device_attribute *devattr,
+ char *buf)
+{
+ struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
+ struct adt7462_data *data = adt7462_update_device(dev);
+ u8 frac = data->temp_frac[attr->index] >> TEMP_FRAC_OFFSET;
+
+ if (!temp_enabled(data, attr->index))
+ return sprintf(buf, "0\n");
+
+ return sprintf(buf, "%d\n", 1000 * (data->temp[attr->index] - 64) +
+ 250 * frac);
+}
+
+static ssize_t show_temp_label(struct device *dev,
+ struct device_attribute *devattr,
+ char *buf)
+{
+ struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
+ struct adt7462_data *data = adt7462_update_device(dev);
+
+ return sprintf(buf, "%s\n", temp_label(data, attr->index));
+}
+
+static ssize_t show_volt_max(struct device *dev,
+ struct device_attribute *devattr,
+ char *buf)
+{
+ struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
+ struct adt7462_data *data = adt7462_update_device(dev);
+ int x = voltage_multiplier(data, attr->index);
+
+ x *= data->volt_max[attr->index];
+ x /= 1000; /* convert from uV to mV */
+
+ return sprintf(buf, "%d\n", x);
+}
+
+static ssize_t set_volt_max(struct device *dev,
+ struct device_attribute *devattr,
+ const char *buf,
+ size_t count)
+{
+ struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
+ struct i2c_client *client = to_i2c_client(dev);
+ struct adt7462_data *data = i2c_get_clientdata(client);
+ int x = voltage_multiplier(data, attr->index);
+ long temp;
+
+ if (strict_strtol(buf, 10, &temp) || !x)
+ return -EINVAL;
+
+ temp *= 1000; /* convert mV to uV */
+ temp = ROUND_DIV(temp, x);
+ temp = SENSORS_LIMIT(temp, 0, 255);
+
+ mutex_lock(&data->lock);
+ data->volt_max[attr->index] = temp;
+ i2c_smbus_write_byte_data(client,
+ ADT7462_REG_VOLT_MAX(data, attr->index),
+ temp);
+ mutex_unlock(&data->lock);
+
+ return count;
+}
+
+static ssize_t show_volt_min(struct device *dev,
+ struct device_attribute *devattr,
+ char *buf)
+{
+ struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
+ struct adt7462_data *data = adt7462_update_device(dev);
+ int x = voltage_multiplier(data, attr->index);
+
+ x *= data->volt_min[attr->index];
+ x /= 1000; /* convert from uV to mV */
+
+ return sprintf(buf, "%d\n", x);
+}
+
+static ssize_t set_volt_min(struct device *dev,
+ struct device_attribute *devattr,
+ const char *buf,
+ size_t count)
+{
+ struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
+ struct i2c_client *client = to_i2c_client(dev);
+ struct adt7462_data *data = i2c_get_clientdata(client);
+ int x = voltage_multiplier(data, attr->index);
+ long temp;
+
+ if (strict_strtol(buf, 10, &temp) || !x)
+ return -EINVAL;
+
+ temp *= 1000; /* convert mV to uV */
+ temp = ROUND_DIV(temp, x);
+ temp = SENSORS_LIMIT(temp, 0, 255);
+
+ mutex_lock(&data->lock);
+ data->volt_min[attr->index] = temp;
+ i2c_smbus_write_byte_data(client,
+ ADT7462_REG_VOLT_MIN(data, attr->index),
+ temp);
+ mutex_unlock(&data->lock);
+
+ return count;
+}
+
+static ssize_t show_voltage(struct device *dev,
+ struct device_attribute *devattr,
+ char *buf)
+{
+ struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
+ struct adt7462_data *data = adt7462_update_device(dev);
+ int x = voltage_multiplier(data, attr->index);
+
+ x *= data->voltages[attr->index];
+ x /= 1000; /* convert from uV to mV */
+
+ return sprintf(buf, "%d\n", x);
+}
+
+static ssize_t show_voltage_label(struct device *dev,
+ struct device_attribute *devattr,
+ char *buf)
+{
+ struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
+ struct adt7462_data *data = adt7462_update_device(dev);
+
+ return sprintf(buf, "%s\n", voltage_label(data, attr->index));
+}
+
+static ssize_t show_alarm(struct device *dev,
+ struct device_attribute *devattr,
+ char *buf)
+{
+ struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
+ struct adt7462_data *data = adt7462_update_device(dev);
+ int reg = attr->index >> ADT7462_ALARM_REG_SHIFT;
+ int mask = attr->index & ADT7462_ALARM_FLAG_MASK;
+
+ if (data->alarms[reg] & mask)
+ return sprintf(buf, "1\n");
+ else
+ return sprintf(buf, "0\n");
+}
+
+static int fan_enabled(struct adt7462_data *data, int fan)
+{
+ return data->fan_enabled & (1 << fan);
+}
+
+static ssize_t show_fan_min(struct device *dev,
+ struct device_attribute *devattr,
+ char *buf)
+{
+ struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
+ struct adt7462_data *data = adt7462_update_device(dev);
+ u16 temp;
+
+ /* Only the MSB of the min fan period is stored... */
+ temp = data->fan_min[attr->index];
+ temp <<= 8;
+
+ if (!fan_enabled(data, attr->index) ||
+ !FAN_DATA_VALID(temp))
+ return sprintf(buf, "0\n");
+
+ return sprintf(buf, "%d\n", FAN_PERIOD_TO_RPM(temp));
+}
+
+static ssize_t set_fan_min(struct device *dev,
+ struct device_attribute *devattr,
+ const char *buf, size_t count)
+{
+ struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
+ struct i2c_client *client = to_i2c_client(dev);
+ struct adt7462_data *data = i2c_get_clientdata(client);
+ long temp;
+
+ if (strict_strtol(buf, 10, &temp) || !temp ||
+ !fan_enabled(data, attr->index))
+ return -EINVAL;
+
+ temp = FAN_RPM_TO_PERIOD(temp);
+ temp >>= 8;
+ temp = SENSORS_LIMIT(temp, 1, 255);
+
+ mutex_lock(&data->lock);
+ data->fan_min[attr->index] = temp;
+ i2c_smbus_write_byte_data(client, ADT7462_REG_FAN_MIN(attr->index),
+ temp);
+ mutex_unlock(&data->lock);
+
+ return count;
+}
+
+static ssize_t show_fan(struct device *dev, struct device_attribute *devattr,
+ char *buf)
+{
+ struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
+ struct adt7462_data *data = adt7462_update_device(dev);
+
+ if (!fan_enabled(data, attr->index) ||
+ !FAN_DATA_VALID(data->fan[attr->index]))
+ return sprintf(buf, "0\n");
+
+ return sprintf(buf, "%d\n",
+ FAN_PERIOD_TO_RPM(data->fan[attr->index]));
+}
+
+static ssize_t show_force_pwm_max(struct device *dev,
+ struct device_attribute *devattr,
+ char *buf)
+{
+ struct adt7462_data *data = adt7462_update_device(dev);
+ return sprintf(buf, "%d\n", (data->cfg2 & ADT7462_FSPD_MASK ? 1 : 0));
+}
+
+static ssize_t set_force_pwm_max(struct device *dev,
+ struct device_attribute *devattr,
+ const char *buf,
+ size_t count)
+{
+ struct i2c_client *client = to_i2c_client(dev);
+ struct adt7462_data *data = i2c_get_clientdata(client);
+ long temp;
+ u8 reg;
+
+ if (strict_strtol(buf, 10, &temp))
+ return -EINVAL;
+
+ mutex_lock(&data->lock);
+ reg = i2c_smbus_read_byte_data(client, ADT7462_REG_CFG2);
+ if (temp)
+ reg |= ADT7462_FSPD_MASK;
+ else
+ reg &= ~ADT7462_FSPD_MASK;
+ data->cfg2 = reg;
+ i2c_smbus_write_byte_data(client, ADT7462_REG_CFG2, reg);
+ mutex_unlock(&data->lock);
+
+ return count;
+}
+
+static ssize_t show_pwm(struct device *dev, struct device_attribute *devattr,
+ char *buf)
+{
+ struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
+ struct adt7462_data *data = adt7462_update_device(dev);
+ return sprintf(buf, "%d\n", data->pwm[attr->index]);
+}
+
+static ssize_t set_pwm(struct device *dev, struct device_attribute *devattr,
+ const char *buf, size_t count)
+{
+ struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
+ struct i2c_client *client = to_i2c_client(dev);
+ struct adt7462_data *data = i2c_get_clientdata(client);
+ long temp;
+
+ if (strict_strtol(buf, 10, &temp))
+ return -EINVAL;
+
+ temp = SENSORS_LIMIT(temp, 0, 255);
+
+ mutex_lock(&data->lock);
+ data->pwm[attr->index] = temp;
+ i2c_smbus_write_byte_data(client, ADT7462_REG_PWM(attr->index), temp);
+ mutex_unlock(&data->lock);
+
+ return count;
+}
+
+static ssize_t show_pwm_max(struct device *dev,
+ struct device_attribute *devattr,
+ char *buf)
+{
+ struct adt7462_data *data = adt7462_update_device(dev);
+ return sprintf(buf, "%d\n", data->pwm_max);
+}
+
+static ssize_t set_pwm_max(struct device *dev,
+ struct device_attribute *devattr,
+ const char *buf,
+ size_t count)
+{
+ struct i2c_client *client = to_i2c_client(dev);
+ struct adt7462_data *data = i2c_get_clientdata(client);
+ long temp;
+
+ if (strict_strtol(buf, 10, &temp))
+ return -EINVAL;
+
+ temp = SENSORS_LIMIT(temp, 0, 255);
+
+ mutex_lock(&data->lock);
+ data->pwm_max = temp;
+ i2c_smbus_write_byte_data(client, ADT7462_REG_PWM_MAX, temp);
+ mutex_unlock(&data->lock);
+
+ return count;
+}
+
+static ssize_t show_pwm_min(struct device *dev,
+ struct device_attribute *devattr,
+ char *buf)
+{
+ struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
+ struct adt7462_data *data = adt7462_update_device(dev);
+ return sprintf(buf, "%d\n", data->pwm_min[attr->index]);
+}
+
+static ssize_t set_pwm_min(struct device *dev,
+ struct device_attribute *devattr,
+ const char *buf,
+ size_t count)
+{
+ struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
+ struct i2c_client *client = to_i2c_client(dev);
+ struct adt7462_data *data = i2c_get_clientdata(client);
+ long temp;
+
+ if (strict_strtol(buf, 10, &temp))
+ return -EINVAL;
+
+ temp = SENSORS_LIMIT(temp, 0, 255);
+
+ mutex_lock(&data->lock);
+ data->pwm_min[attr->index] = temp;
+ i2c_smbus_write_byte_data(client, ADT7462_REG_PWM_MIN(attr->index),
+ temp);
+ mutex_unlock(&data->lock);
+
+ return count;
+}
+
+static ssize_t show_pwm_hyst(struct device *dev,
+ struct device_attribute *devattr,
+ char *buf)
+{
+ struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
+ struct adt7462_data *data = adt7462_update_device(dev);
+ return sprintf(buf, "%d\n", 1000 *
+ (data->pwm_trange[attr->index] & ADT7462_PWM_HYST_MASK));
+}
+
+static ssize_t set_pwm_hyst(struct device *dev,
+ struct device_attribute *devattr,
+ const char *buf,
+ size_t count)
+{
+ struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
+ struct i2c_client *client = to_i2c_client(dev);
+ struct adt7462_data *data = i2c_get_clientdata(client);
+ long temp;
+
+ if (strict_strtol(buf, 10, &temp))
+ return -EINVAL;
+
+ temp = ROUND_DIV(temp, 1000);
+ temp = SENSORS_LIMIT(temp, 0, 15);
+
+ /* package things up */
+ temp &= ADT7462_PWM_HYST_MASK;
+ temp |= data->pwm_trange[attr->index] & ADT7462_PWM_RANGE_MASK;
+
+ mutex_lock(&data->lock);
+ data->pwm_trange[attr->index] = temp;
+ i2c_smbus_write_byte_data(client, ADT7462_REG_PWM_TRANGE(attr->index),
+ temp);
+ mutex_unlock(&data->lock);
+
+ return count;
+}
+
+static ssize_t show_pwm_tmax(struct device *dev,
+ struct device_attribute *devattr,
+ char *buf)
+{
+ struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
+ struct adt7462_data *data = adt7462_update_device(dev);
+
+ /* tmax = tmin + trange */
+ int trange = trange_values[data->pwm_trange[attr->index] >>
+ ADT7462_PWM_RANGE_SHIFT];
+ int tmin = (data->pwm_tmin[attr->index] - 64) * 1000;
+
+ return sprintf(buf, "%d\n", tmin + trange);
+}
+
+static ssize_t set_pwm_tmax(struct device *dev,
+ struct device_attribute *devattr,
+ const char *buf,
+ size_t count)
+{
+ int temp;
+ struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
+ struct i2c_client *client = to_i2c_client(dev);
+ struct adt7462_data *data = i2c_get_clientdata(client);
+ int tmin, trange_value;
+ long trange;
+
+ if (strict_strtol(buf, 10, &trange))
+ return -EINVAL;
+
+ /* trange = tmax - tmin */
+ tmin = (data->pwm_tmin[attr->index] - 64) * 1000;
+ trange_value = find_trange_value(trange - tmin);
+
+ if (trange_value < 0)
+ return -EINVAL;
+
+ temp = trange_value << ADT7462_PWM_RANGE_SHIFT;
+ temp |= data->pwm_trange[attr->index] & ADT7462_PWM_HYST_MASK;
+
+ mutex_lock(&data->lock);
+ data->pwm_trange[attr->index] = temp;
+ i2c_smbus_write_byte_data(client, ADT7462_REG_PWM_TRANGE(attr->index),
+ temp);
+ mutex_unlock(&data->lock);
+
+ return count;
+}
+
+static ssize_t show_pwm_tmin(struct device *dev,
+ struct device_attribute *devattr,
+ char *buf)
+{
+ struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
+ struct adt7462_data *data = adt7462_update_device(dev);
+ return sprintf(buf, "%d\n", 1000 * (data->pwm_tmin[attr->index] - 64));
+}
+
+static ssize_t set_pwm_tmin(struct device *dev,
+ struct device_attribute *devattr,
+ const char *buf,
+ size_t count)
+{
+ struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
+ struct i2c_client *client = to_i2c_client(dev);
+ struct adt7462_data *data = i2c_get_clientdata(client);
+ long temp;
+
+ if (strict_strtol(buf, 10, &temp))
+ return -EINVAL;
+
+ temp = ROUND_DIV(temp, 1000) + 64;
+ temp = SENSORS_LIMIT(temp, 0, 255);
+
+ mutex_lock(&data->lock);
+ data->pwm_tmin[attr->index] = temp;
+ i2c_smbus_write_byte_data(client, ADT7462_REG_PWM_TMIN(attr->index),
+ temp);
+ mutex_unlock(&data->lock);
+
+ return count;
+}
+
+static ssize_t show_pwm_auto(struct device *dev,
+ struct device_attribute *devattr,
+ char *buf)
+{
+ struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
+ struct adt7462_data *data = adt7462_update_device(dev);
+ int cfg = data->pwm_cfg[attr->index] >> ADT7462_PWM_CHANNEL_SHIFT;
+
+ switch (cfg) {
+ case 4: /* off */
+ return sprintf(buf, "0\n");
+ case 7: /* manual */
+ return sprintf(buf, "1\n");
+ default: /* automatic */
+ return sprintf(buf, "2\n");
+ }
+}
+
+static void set_pwm_channel(struct i2c_client *client,
+ struct adt7462_data *data,
+ int which,
+ int value)
+{
+ int temp = data->pwm_cfg[which] & ~ADT7462_PWM_CHANNEL_MASK;
+ temp |= value << ADT7462_PWM_CHANNEL_SHIFT;
+
+ mutex_lock(&data->lock);
+ data->pwm_cfg[which] = temp;
+ i2c_smbus_write_byte_data(client, ADT7462_REG_PWM_CFG(which), temp);
+ mutex_unlock(&data->lock);
+}
+
+static ssize_t set_pwm_auto(struct device *dev,
+ struct device_attribute *devattr,
+ const char *buf,
+ size_t count)
+{
+ struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
+ struct i2c_client *client = to_i2c_client(dev);
+ struct adt7462_data *data = i2c_get_clientdata(client);
+ long temp;
+
+ if (strict_strtol(buf, 10, &temp))
+ return -EINVAL;
+
+ switch (temp) {
+ case 0: /* off */
+ set_pwm_channel(client, data, attr->index, 4);
+ return count;
+ case 1: /* manual */
+ set_pwm_channel(client, data, attr->index, 7);
+ return count;
+ default:
+ return -EINVAL;
+ }
+}
+
+static ssize_t show_pwm_auto_temp(struct device *dev,
+ struct device_attribute *devattr,
+ char *buf)
+{
+ struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
+ struct adt7462_data *data = adt7462_update_device(dev);
+ int channel = data->pwm_cfg[attr->index] >> ADT7462_PWM_CHANNEL_SHIFT;
+
+ switch (channel) {
+ case 0: /* temp[1234] only */
+ case 1:
+ case 2:
+ case 3:
+ return sprintf(buf, "%d\n", (1 << channel));
+ case 5: /* temp1 & temp4 */
+ return sprintf(buf, "9\n");
+ case 6:
+ return sprintf(buf, "15\n");
+ default:
+ return sprintf(buf, "0\n");
+ }
+}
+
+static int cvt_auto_temp(int input)
+{
+ if (input == 0xF)
+ return 6;
+ if (input == 0x9)
+ return 5;
+ if (input < 1 || !is_power_of_2(input))
+ return -EINVAL;
+ return ilog2(input);
+}
+
+static ssize_t set_pwm_auto_temp(struct device *dev,
+ struct device_attribute *devattr,
+ const char *buf,
+ size_t count)
+{
+ struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
+ struct i2c_client *client = to_i2c_client(dev);
+ struct adt7462_data *data = i2c_get_clientdata(client);
+ long temp;
+
+ if (strict_strtol(buf, 10, &temp))
+ return -EINVAL;
+
+ temp = cvt_auto_temp(temp);
+ if (temp < 0)
+ return temp;
+
+ set_pwm_channel(client, data, attr->index, temp);
+
+ return count;
+}
+
+static SENSOR_DEVICE_ATTR(temp1_max, S_IWUSR | S_IRUGO, show_temp_max,
+ set_temp_max, 0);
+static SENSOR_DEVICE_ATTR(temp2_max, S_IWUSR | S_IRUGO, show_temp_max,
+ set_temp_max, 1);
+static SENSOR_DEVICE_ATTR(temp3_max, S_IWUSR | S_IRUGO, show_temp_max,
+ set_temp_max, 2);
+static SENSOR_DEVICE_ATTR(temp4_max, S_IWUSR | S_IRUGO, show_temp_max,
+ set_temp_max, 3);
+
+static SENSOR_DEVICE_ATTR(temp1_min, S_IWUSR | S_IRUGO, show_temp_min,
+ set_temp_min, 0);
+static SENSOR_DEVICE_ATTR(temp2_min, S_IWUSR | S_IRUGO, show_temp_min,
+ set_temp_min, 1);
+static SENSOR_DEVICE_ATTR(temp3_min, S_IWUSR | S_IRUGO, show_temp_min,
+ set_temp_min, 2);
+static SENSOR_DEVICE_ATTR(temp4_min, S_IWUSR | S_IRUGO, show_temp_min,
+ set_temp_min, 3);
+
+static SENSOR_DEVICE_ATTR(temp1_input, S_IRUGO, show_temp, NULL, 0);
+static SENSOR_DEVICE_ATTR(temp2_input, S_IRUGO, show_temp, NULL, 1);
+static SENSOR_DEVICE_ATTR(temp3_input, S_IRUGO, show_temp, NULL, 2);
+static SENSOR_DEVICE_ATTR(temp4_input, S_IRUGO, show_temp, NULL, 3);
+
+static SENSOR_DEVICE_ATTR(temp1_label, S_IRUGO, show_temp_label, NULL, 0);
+static SENSOR_DEVICE_ATTR(temp2_label, S_IRUGO, show_temp_label, NULL, 1);
+static SENSOR_DEVICE_ATTR(temp3_label, S_IRUGO, show_temp_label, NULL, 2);
+static SENSOR_DEVICE_ATTR(temp4_label, S_IRUGO, show_temp_label, NULL, 3);
+
+static SENSOR_DEVICE_ATTR(temp1_alarm, S_IRUGO, show_alarm, NULL,
+ ADT7462_ALARM1 | ADT7462_LT_ALARM);
+static SENSOR_DEVICE_ATTR(temp2_alarm, S_IRUGO, show_alarm, NULL,
+ ADT7462_ALARM1 | ADT7462_R1T_ALARM);
+static SENSOR_DEVICE_ATTR(temp3_alarm, S_IRUGO, show_alarm, NULL,
+ ADT7462_ALARM1 | ADT7462_R2T_ALARM);
+static SENSOR_DEVICE_ATTR(temp4_alarm, S_IRUGO, show_alarm, NULL,
+ ADT7462_ALARM1 | ADT7462_R3T_ALARM);
+
+static SENSOR_DEVICE_ATTR(in1_max, S_IWUSR | S_IRUGO, show_volt_max,
+ set_volt_max, 0);
+static SENSOR_DEVICE_ATTR(in2_max, S_IWUSR | S_IRUGO, show_volt_max,
+ set_volt_max, 1);
+static SENSOR_DEVICE_ATTR(in3_max, S_IWUSR | S_IRUGO, show_volt_max,
+ set_volt_max, 2);
+static SENSOR_DEVICE_ATTR(in4_max, S_IWUSR | S_IRUGO, show_volt_max,
+ set_volt_max, 3);
+static SENSOR_DEVICE_ATTR(in5_max, S_IWUSR | S_IRUGO, show_volt_max,
+ set_volt_max, 4);
+static SENSOR_DEVICE_ATTR(in6_max, S_IWUSR | S_IRUGO, show_volt_max,
+ set_volt_max, 5);
+static SENSOR_DEVICE_ATTR(in7_max, S_IWUSR | S_IRUGO, show_volt_max,
+ set_volt_max, 6);
+static SENSOR_DEVICE_ATTR(in8_max, S_IWUSR | S_IRUGO, show_volt_max,
+ set_volt_max, 7);
+static SENSOR_DEVICE_ATTR(in9_max, S_IWUSR | S_IRUGO, show_volt_max,
+ set_volt_max, 8);
+static SENSOR_DEVICE_ATTR(in10_max, S_IWUSR | S_IRUGO, show_volt_max,
+ set_volt_max, 9);
+static SENSOR_DEVICE_ATTR(in11_max, S_IWUSR | S_IRUGO, show_volt_max,
+ set_volt_max, 10);
+static SENSOR_DEVICE_ATTR(in12_max, S_IWUSR | S_IRUGO, show_volt_max,
+ set_volt_max, 11);
+static SENSOR_DEVICE_ATTR(in13_max, S_IWUSR | S_IRUGO, show_volt_max,
+ set_volt_max, 12);
+
+static SENSOR_DEVICE_ATTR(in1_min, S_IWUSR | S_IRUGO, show_volt_min,
+ set_volt_min, 0);
+static SENSOR_DEVICE_ATTR(in2_min, S_IWUSR | S_IRUGO, show_volt_min,
+ set_volt_min, 1);
+static SENSOR_DEVICE_ATTR(in3_min, S_IWUSR | S_IRUGO, show_volt_min,
+ set_volt_min, 2);
+static SENSOR_DEVICE_ATTR(in4_min, S_IWUSR | S_IRUGO, show_volt_min,
+ set_volt_min, 3);
+static SENSOR_DEVICE_ATTR(in5_min, S_IWUSR | S_IRUGO, show_volt_min,
+ set_volt_min, 4);
+static SENSOR_DEVICE_ATTR(in6_min, S_IWUSR | S_IRUGO, show_volt_min,
+ set_volt_min, 5);
+static SENSOR_DEVICE_ATTR(in7_min, S_IWUSR | S_IRUGO, show_volt_min,
+ set_volt_min, 6);
+static SENSOR_DEVICE_ATTR(in8_min, S_IWUSR | S_IRUGO, show_volt_min,
+ set_volt_min, 7);
+static SENSOR_DEVICE_ATTR(in9_min, S_IWUSR | S_IRUGO, show_volt_min,
+ set_volt_min, 8);
+static SENSOR_DEVICE_ATTR(in10_min, S_IWUSR | S_IRUGO, show_volt_min,
+ set_volt_min, 9);
+static SENSOR_DEVICE_ATTR(in11_min, S_IWUSR | S_IRUGO, show_volt_min,
+ set_volt_min, 10);
+static SENSOR_DEVICE_ATTR(in12_min, S_IWUSR | S_IRUGO, show_volt_min,
+ set_volt_min, 11);
+static SENSOR_DEVICE_ATTR(in13_min, S_IWUSR | S_IRUGO, show_volt_min,
+ set_volt_min, 12);
+
+static SENSOR_DEVICE_ATTR(in1_input, S_IRUGO, show_voltage, NULL, 0);
+static SENSOR_DEVICE_ATTR(in2_input, S_IRUGO, show_voltage, NULL, 1);
+static SENSOR_DEVICE_ATTR(in3_input, S_IRUGO, show_voltage, NULL, 2);
+static SENSOR_DEVICE_ATTR(in4_input, S_IRUGO, show_voltage, NULL, 3);
+static SENSOR_DEVICE_ATTR(in5_input, S_IRUGO, show_voltage, NULL, 4);
+static SENSOR_DEVICE_ATTR(in6_input, S_IRUGO, show_voltage, NULL, 5);
+static SENSOR_DEVICE_ATTR(in7_input, S_IRUGO, show_voltage, NULL, 6);
+static SENSOR_DEVICE_ATTR(in8_input, S_IRUGO, show_voltage, NULL, 7);
+static SENSOR_DEVICE_ATTR(in9_input, S_IRUGO, show_voltage, NULL, 8);
+static SENSOR_DEVICE_ATTR(in10_input, S_IRUGO, show_voltage, NULL, 9);
+static SENSOR_DEVICE_ATTR(in11_input, S_IRUGO, show_voltage, NULL, 10);
+static SENSOR_DEVICE_ATTR(in12_input, S_IRUGO, show_voltage, NULL, 11);
+static SENSOR_DEVICE_ATTR(in13_input, S_IRUGO, show_voltage, NULL, 12);
+
+static SENSOR_DEVICE_ATTR(in1_label, S_IRUGO, show_voltage_label, NULL, 0);
+static SENSOR_DEVICE_ATTR(in2_label, S_IRUGO, show_voltage_label, NULL, 1);
+static SENSOR_DEVICE_ATTR(in3_label, S_IRUGO, show_voltage_label, NULL, 2);
+static SENSOR_DEVICE_ATTR(in4_label, S_IRUGO, show_voltage_label, NULL, 3);
+static SENSOR_DEVICE_ATTR(in5_label, S_IRUGO, show_voltage_label, NULL, 4);
+static SENSOR_DEVICE_ATTR(in6_label, S_IRUGO, show_voltage_label, NULL, 5);
+static SENSOR_DEVICE_ATTR(in7_label, S_IRUGO, show_voltage_label, NULL, 6);
+static SENSOR_DEVICE_ATTR(in8_label, S_IRUGO, show_voltage_label, NULL, 7);
+static SENSOR_DEVICE_ATTR(in9_label, S_IRUGO, show_voltage_label, NULL, 8);
+static SENSOR_DEVICE_ATTR(in10_label, S_IRUGO, show_voltage_label, NULL, 9);
+static SENSOR_DEVICE_ATTR(in11_label, S_IRUGO, show_voltage_label, NULL, 10);
+static SENSOR_DEVICE_ATTR(in12_label, S_IRUGO, show_voltage_label, NULL, 11);
+static SENSOR_DEVICE_ATTR(in13_label, S_IRUGO, show_voltage_label, NULL, 12);
+
+static SENSOR_DEVICE_ATTR(in1_alarm, S_IRUGO, show_alarm, NULL,
+ ADT7462_ALARM2 | ADT7462_V0_ALARM);
+static SENSOR_DEVICE_ATTR(in2_alarm, S_IRUGO, show_alarm, NULL,
+ ADT7462_ALARM2 | ADT7462_V7_ALARM);
+static SENSOR_DEVICE_ATTR(in3_alarm, S_IRUGO, show_alarm, NULL,
+ ADT7462_ALARM2 | ADT7462_V2_ALARM);
+static SENSOR_DEVICE_ATTR(in4_alarm, S_IRUGO, show_alarm, NULL,
+ ADT7462_ALARM2 | ADT7462_V6_ALARM);
+static SENSOR_DEVICE_ATTR(in5_alarm, S_IRUGO, show_alarm, NULL,
+ ADT7462_ALARM2 | ADT7462_V5_ALARM);
+static SENSOR_DEVICE_ATTR(in6_alarm, S_IRUGO, show_alarm, NULL,
+ ADT7462_ALARM2 | ADT7462_V4_ALARM);
+static SENSOR_DEVICE_ATTR(in7_alarm, S_IRUGO, show_alarm, NULL,
+ ADT7462_ALARM2 | ADT7462_V3_ALARM);
+static SENSOR_DEVICE_ATTR(in8_alarm, S_IRUGO, show_alarm, NULL,
+ ADT7462_ALARM2 | ADT7462_V1_ALARM);
+static SENSOR_DEVICE_ATTR(in9_alarm, S_IRUGO, show_alarm, NULL,
+ ADT7462_ALARM3 | ADT7462_V10_ALARM);
+static SENSOR_DEVICE_ATTR(in10_alarm, S_IRUGO, show_alarm, NULL,
+ ADT7462_ALARM3 | ADT7462_V9_ALARM);
+static SENSOR_DEVICE_ATTR(in11_alarm, S_IRUGO, show_alarm, NULL,
+ ADT7462_ALARM3 | ADT7462_V8_ALARM);
+static SENSOR_DEVICE_ATTR(in12_alarm, S_IRUGO, show_alarm, NULL,
+ ADT7462_ALARM3 | ADT7462_V11_ALARM);
+static SENSOR_DEVICE_ATTR(in13_alarm, S_IRUGO, show_alarm, NULL,
+ ADT7462_ALARM3 | ADT7462_V12_ALARM);
+
+static SENSOR_DEVICE_ATTR(fan1_min, S_IWUSR | S_IRUGO, show_fan_min,
+ set_fan_min, 0);
+static SENSOR_DEVICE_ATTR(fan2_min, S_IWUSR | S_IRUGO, show_fan_min,
+ set_fan_min, 1);
+static SENSOR_DEVICE_ATTR(fan3_min, S_IWUSR | S_IRUGO, show_fan_min,
+ set_fan_min, 2);
+static SENSOR_DEVICE_ATTR(fan4_min, S_IWUSR | S_IRUGO, show_fan_min,
+ set_fan_min, 3);
+static SENSOR_DEVICE_ATTR(fan5_min, S_IWUSR | S_IRUGO, show_fan_min,
+ set_fan_min, 4);
+static SENSOR_DEVICE_ATTR(fan6_min, S_IWUSR | S_IRUGO, show_fan_min,
+ set_fan_min, 5);
+static SENSOR_DEVICE_ATTR(fan7_min, S_IWUSR | S_IRUGO, show_fan_min,
+ set_fan_min, 6);
+static SENSOR_DEVICE_ATTR(fan8_min, S_IWUSR | S_IRUGO, show_fan_min,
+ set_fan_min, 7);
+
+static SENSOR_DEVICE_ATTR(fan1_input, S_IRUGO, show_fan, NULL, 0);
+static SENSOR_DEVICE_ATTR(fan2_input, S_IRUGO, show_fan, NULL, 1);
+static SENSOR_DEVICE_ATTR(fan3_input, S_IRUGO, show_fan, NULL, 2);
+static SENSOR_DEVICE_ATTR(fan4_input, S_IRUGO, show_fan, NULL, 3);
+static SENSOR_DEVICE_ATTR(fan5_input, S_IRUGO, show_fan, NULL, 4);
+static SENSOR_DEVICE_ATTR(fan6_input, S_IRUGO, show_fan, NULL, 5);
+static SENSOR_DEVICE_ATTR(fan7_input, S_IRUGO, show_fan, NULL, 6);
+static SENSOR_DEVICE_ATTR(fan8_input, S_IRUGO, show_fan, NULL, 7);
+
+static SENSOR_DEVICE_ATTR(fan1_alarm, S_IRUGO, show_alarm, NULL,
+ ADT7462_ALARM4 | ADT7462_F0_ALARM);
+static SENSOR_DEVICE_ATTR(fan2_alarm, S_IRUGO, show_alarm, NULL,
+ ADT7462_ALARM4 | ADT7462_F1_ALARM);
+static SENSOR_DEVICE_ATTR(fan3_alarm, S_IRUGO, show_alarm, NULL,
+ ADT7462_ALARM4 | ADT7462_F2_ALARM);
+static SENSOR_DEVICE_ATTR(fan4_alarm, S_IRUGO, show_alarm, NULL,
+ ADT7462_ALARM4 | ADT7462_F3_ALARM);
+static SENSOR_DEVICE_ATTR(fan5_alarm, S_IRUGO, show_alarm, NULL,
+ ADT7462_ALARM4 | ADT7462_F4_ALARM);
+static SENSOR_DEVICE_ATTR(fan6_alarm, S_IRUGO, show_alarm, NULL,
+ ADT7462_ALARM4 | ADT7462_F5_ALARM);
+static SENSOR_DEVICE_ATTR(fan7_alarm, S_IRUGO, show_alarm, NULL,
+ ADT7462_ALARM4 | ADT7462_F6_ALARM);
+static SENSOR_DEVICE_ATTR(fan8_alarm, S_IRUGO, show_alarm, NULL,
+ ADT7462_ALARM4 | ADT7462_F7_ALARM);
+
+static SENSOR_DEVICE_ATTR(force_pwm_max, S_IWUSR | S_IRUGO,
+ show_force_pwm_max, set_force_pwm_max, 0);
+
+static SENSOR_DEVICE_ATTR(pwm1, S_IWUSR | S_IRUGO, show_pwm, set_pwm, 0);
+static SENSOR_DEVICE_ATTR(pwm2, S_IWUSR | S_IRUGO, show_pwm, set_pwm, 1);
+static SENSOR_DEVICE_ATTR(pwm3, S_IWUSR | S_IRUGO, show_pwm, set_pwm, 2);
+static SENSOR_DEVICE_ATTR(pwm4, S_IWUSR | S_IRUGO, show_pwm, set_pwm, 3);
+
+static SENSOR_DEVICE_ATTR(pwm1_auto_point1_pwm, S_IWUSR | S_IRUGO,
+ show_pwm_min, set_pwm_min, 0);
+static SENSOR_DEVICE_ATTR(pwm2_auto_point1_pwm, S_IWUSR | S_IRUGO,
+ show_pwm_min, set_pwm_min, 1);
+static SENSOR_DEVICE_ATTR(pwm3_auto_point1_pwm, S_IWUSR | S_IRUGO,
+ show_pwm_min, set_pwm_min, 2);
+static SENSOR_DEVICE_ATTR(pwm4_auto_point1_pwm, S_IWUSR | S_IRUGO,
+ show_pwm_min, set_pwm_min, 3);
+
+static SENSOR_DEVICE_ATTR(pwm1_auto_point2_pwm, S_IWUSR | S_IRUGO,
+ show_pwm_max, set_pwm_max, 0);
+static SENSOR_DEVICE_ATTR(pwm2_auto_point2_pwm, S_IWUSR | S_IRUGO,
+ show_pwm_max, set_pwm_max, 1);
+static SENSOR_DEVICE_ATTR(pwm3_auto_point2_pwm, S_IWUSR | S_IRUGO,
+ show_pwm_max, set_pwm_max, 2);
+static SENSOR_DEVICE_ATTR(pwm4_auto_point2_pwm, S_IWUSR | S_IRUGO,
+ show_pwm_max, set_pwm_max, 3);
+
+static SENSOR_DEVICE_ATTR(temp1_auto_point1_hyst, S_IWUSR | S_IRUGO,
+ show_pwm_hyst, set_pwm_hyst, 0);
+static SENSOR_DEVICE_ATTR(temp2_auto_point1_hyst, S_IWUSR | S_IRUGO,
+ show_pwm_hyst, set_pwm_hyst, 1);
+static SENSOR_DEVICE_ATTR(temp3_auto_point1_hyst, S_IWUSR | S_IRUGO,
+ show_pwm_hyst, set_pwm_hyst, 2);
+static SENSOR_DEVICE_ATTR(temp4_auto_point1_hyst, S_IWUSR | S_IRUGO,
+ show_pwm_hyst, set_pwm_hyst, 3);
+
+static SENSOR_DEVICE_ATTR(temp1_auto_point2_hyst, S_IWUSR | S_IRUGO,
+ show_pwm_hyst, set_pwm_hyst, 0);
+static SENSOR_DEVICE_ATTR(temp2_auto_point2_hyst, S_IWUSR | S_IRUGO,
+ show_pwm_hyst, set_pwm_hyst, 1);
+static SENSOR_DEVICE_ATTR(temp3_auto_point2_hyst, S_IWUSR | S_IRUGO,
+ show_pwm_hyst, set_pwm_hyst, 2);
+static SENSOR_DEVICE_ATTR(temp4_auto_point2_hyst, S_IWUSR | S_IRUGO,
+ show_pwm_hyst, set_pwm_hyst, 3);
+
+static SENSOR_DEVICE_ATTR(temp1_auto_point1_temp, S_IWUSR | S_IRUGO,
+ show_pwm_tmin, set_pwm_tmin, 0);
+static SENSOR_DEVICE_ATTR(temp2_auto_point1_temp, S_IWUSR | S_IRUGO,
+ show_pwm_tmin, set_pwm_tmin, 1);
+static SENSOR_DEVICE_ATTR(temp3_auto_point1_temp, S_IWUSR | S_IRUGO,
+ show_pwm_tmin, set_pwm_tmin, 2);
+static SENSOR_DEVICE_ATTR(temp4_auto_point1_temp, S_IWUSR | S_IRUGO,
+ show_pwm_tmin, set_pwm_tmin, 3);
+
+static SENSOR_DEVICE_ATTR(temp1_auto_point2_temp, S_IWUSR | S_IRUGO,
+ show_pwm_tmax, set_pwm_tmax, 0);
+static SENSOR_DEVICE_ATTR(temp2_auto_point2_temp, S_IWUSR | S_IRUGO,
+ show_pwm_tmax, set_pwm_tmax, 1);
+static SENSOR_DEVICE_ATTR(temp3_auto_point2_temp, S_IWUSR | S_IRUGO,
+ show_pwm_tmax, set_pwm_tmax, 2);
+static SENSOR_DEVICE_ATTR(temp4_auto_point2_temp, S_IWUSR | S_IRUGO,
+ show_pwm_tmax, set_pwm_tmax, 3);
+
+static SENSOR_DEVICE_ATTR(pwm1_enable, S_IWUSR | S_IRUGO, show_pwm_auto,
+ set_pwm_auto, 0);
+static SENSOR_DEVICE_ATTR(pwm2_enable, S_IWUSR | S_IRUGO, show_pwm_auto,
+ set_pwm_auto, 1);
+static SENSOR_DEVICE_ATTR(pwm3_enable, S_IWUSR | S_IRUGO, show_pwm_auto,
+ set_pwm_auto, 2);
+static SENSOR_DEVICE_ATTR(pwm4_enable, S_IWUSR | S_IRUGO, show_pwm_auto,
+ set_pwm_auto, 3);
+
+static SENSOR_DEVICE_ATTR(pwm1_auto_channels_temp, S_IWUSR | S_IRUGO,
+ show_pwm_auto_temp, set_pwm_auto_temp, 0);
+static SENSOR_DEVICE_ATTR(pwm2_auto_channels_temp, S_IWUSR | S_IRUGO,
+ show_pwm_auto_temp, set_pwm_auto_temp, 1);
+static SENSOR_DEVICE_ATTR(pwm3_auto_channels_temp, S_IWUSR | S_IRUGO,
+ show_pwm_auto_temp, set_pwm_auto_temp, 2);
+static SENSOR_DEVICE_ATTR(pwm4_auto_channels_temp, S_IWUSR | S_IRUGO,
+ show_pwm_auto_temp, set_pwm_auto_temp, 3);
+
+static struct attribute *adt7462_attr[] =
+{
+ &sensor_dev_attr_temp1_max.dev_attr.attr,
+ &sensor_dev_attr_temp2_max.dev_attr.attr,
+ &sensor_dev_attr_temp3_max.dev_attr.attr,
+ &sensor_dev_attr_temp4_max.dev_attr.attr,
+
+ &sensor_dev_attr_temp1_min.dev_attr.attr,
+ &sensor_dev_attr_temp2_min.dev_attr.attr,
+ &sensor_dev_attr_temp3_min.dev_attr.attr,
+ &sensor_dev_attr_temp4_min.dev_attr.attr,
+
+ &sensor_dev_attr_temp1_input.dev_attr.attr,
+ &sensor_dev_attr_temp2_input.dev_attr.attr,
+ &sensor_dev_attr_temp3_input.dev_attr.attr,
+ &sensor_dev_attr_temp4_input.dev_attr.attr,
+
+ &sensor_dev_attr_temp1_label.dev_attr.attr,
+ &sensor_dev_attr_temp2_label.dev_attr.attr,
+ &sensor_dev_attr_temp3_label.dev_attr.attr,
+ &sensor_dev_attr_temp4_label.dev_attr.attr,
+
+ &sensor_dev_attr_temp1_alarm.dev_attr.attr,
+ &sensor_dev_attr_temp2_alarm.dev_attr.attr,
+ &sensor_dev_attr_temp3_alarm.dev_attr.attr,
+ &sensor_dev_attr_temp4_alarm.dev_attr.attr,
+
+ &sensor_dev_attr_in1_max.dev_attr.attr,
+ &sensor_dev_attr_in2_max.dev_attr.attr,
+ &sensor_dev_attr_in3_max.dev_attr.attr,
+ &sensor_dev_attr_in4_max.dev_attr.attr,
+ &sensor_dev_attr_in5_max.dev_attr.attr,
+ &sensor_dev_attr_in6_max.dev_attr.attr,
+ &sensor_dev_attr_in7_max.dev_attr.attr,
+ &sensor_dev_attr_in8_max.dev_attr.attr,
+ &sensor_dev_attr_in9_max.dev_attr.attr,
+ &sensor_dev_attr_in10_max.dev_attr.attr,
+ &sensor_dev_attr_in11_max.dev_attr.attr,
+ &sensor_dev_attr_in12_max.dev_attr.attr,
+ &sensor_dev_attr_in13_max.dev_attr.attr,
+
+ &sensor_dev_attr_in1_min.dev_attr.attr,
+ &sensor_dev_attr_in2_min.dev_attr.attr,
+ &sensor_dev_attr_in3_min.dev_attr.attr,
+ &sensor_dev_attr_in4_min.dev_attr.attr,
+ &sensor_dev_attr_in5_min.dev_attr.attr,
+ &sensor_dev_attr_in6_min.dev_attr.attr,
+ &sensor_dev_attr_in7_min.dev_attr.attr,
+ &sensor_dev_attr_in8_min.dev_attr.attr,
+ &sensor_dev_attr_in9_min.dev_attr.attr,
+ &sensor_dev_attr_in10_min.dev_attr.attr,
+ &sensor_dev_attr_in11_min.dev_attr.attr,
+ &sensor_dev_attr_in12_min.dev_attr.attr,
+ &sensor_dev_attr_in13_min.dev_attr.attr,
+
+ &sensor_dev_attr_in1_input.dev_attr.attr,
+ &sensor_dev_attr_in2_input.dev_attr.attr,
+ &sensor_dev_attr_in3_input.dev_attr.attr,
+ &sensor_dev_attr_in4_input.dev_attr.attr,
+ &sensor_dev_attr_in5_input.dev_attr.attr,
+ &sensor_dev_attr_in6_input.dev_attr.attr,
+ &sensor_dev_attr_in7_input.dev_attr.attr,
+ &sensor_dev_attr_in8_input.dev_attr.attr,
+ &sensor_dev_attr_in9_input.dev_attr.attr,
+ &sensor_dev_attr_in10_input.dev_attr.attr,
+ &sensor_dev_attr_in11_input.dev_attr.attr,
+ &sensor_dev_attr_in12_input.dev_attr.attr,
+ &sensor_dev_attr_in13_input.dev_attr.attr,
+
+ &sensor_dev_attr_in1_label.dev_attr.attr,
+ &sensor_dev_attr_in2_label.dev_attr.attr,
+ &sensor_dev_attr_in3_label.dev_attr.attr,
+ &sensor_dev_attr_in4_label.dev_attr.attr,
+ &sensor_dev_attr_in5_label.dev_attr.attr,
+ &sensor_dev_attr_in6_label.dev_attr.attr,
+ &sensor_dev_attr_in7_label.dev_attr.attr,
+ &sensor_dev_attr_in8_label.dev_attr.attr,
+ &sensor_dev_attr_in9_label.dev_attr.attr,
+ &sensor_dev_attr_in10_label.dev_attr.attr,
+ &sensor_dev_attr_in11_label.dev_attr.attr,
+ &sensor_dev_attr_in12_label.dev_attr.attr,
+ &sensor_dev_attr_in13_label.dev_attr.attr,
+
+ &sensor_dev_attr_in1_alarm.dev_attr.attr,
+ &sensor_dev_attr_in2_alarm.dev_attr.attr,
+ &sensor_dev_attr_in3_alarm.dev_attr.attr,
+ &sensor_dev_attr_in4_alarm.dev_attr.attr,
+ &sensor_dev_attr_in5_alarm.dev_attr.attr,
+ &sensor_dev_attr_in6_alarm.dev_attr.attr,
+ &sensor_dev_attr_in7_alarm.dev_attr.attr,
+ &sensor_dev_attr_in8_alarm.dev_attr.attr,
+ &sensor_dev_attr_in9_alarm.dev_attr.attr,
+ &sensor_dev_attr_in10_alarm.dev_attr.attr,
+ &sensor_dev_attr_in11_alarm.dev_attr.attr,
+ &sensor_dev_attr_in12_alarm.dev_attr.attr,
+ &sensor_dev_attr_in13_alarm.dev_attr.attr,
+
+ &sensor_dev_attr_fan1_min.dev_attr.attr,
+ &sensor_dev_attr_fan2_min.dev_attr.attr,
+ &sensor_dev_attr_fan3_min.dev_attr.attr,
+ &sensor_dev_attr_fan4_min.dev_attr.attr,
+ &sensor_dev_attr_fan5_min.dev_attr.attr,
+ &sensor_dev_attr_fan6_min.dev_attr.attr,
+ &sensor_dev_attr_fan7_min.dev_attr.attr,
+ &sensor_dev_attr_fan8_min.dev_attr.attr,
+
+ &sensor_dev_attr_fan1_input.dev_attr.attr,
+ &sensor_dev_attr_fan2_input.dev_attr.attr,
+ &sensor_dev_attr_fan3_input.dev_attr.attr,
+ &sensor_dev_attr_fan4_input.dev_attr.attr,
+ &sensor_dev_attr_fan5_input.dev_attr.attr,
+ &sensor_dev_attr_fan6_input.dev_attr.attr,
+ &sensor_dev_attr_fan7_input.dev_attr.attr,
+ &sensor_dev_attr_fan8_input.dev_attr.attr,
+
+ &sensor_dev_attr_fan1_alarm.dev_attr.attr,
+ &sensor_dev_attr_fan2_alarm.dev_attr.attr,
+ &sensor_dev_attr_fan3_alarm.dev_attr.attr,
+ &sensor_dev_attr_fan4_alarm.dev_attr.attr,
+ &sensor_dev_attr_fan5_alarm.dev_attr.attr,
+ &sensor_dev_attr_fan6_alarm.dev_attr.attr,
+ &sensor_dev_attr_fan7_alarm.dev_attr.attr,
+ &sensor_dev_attr_fan8_alarm.dev_attr.attr,
+
+ &sensor_dev_attr_force_pwm_max.dev_attr.attr,
+ &sensor_dev_attr_pwm1.dev_attr.attr,
+ &sensor_dev_attr_pwm2.dev_attr.attr,
+ &sensor_dev_attr_pwm3.dev_attr.attr,
+ &sensor_dev_attr_pwm4.dev_attr.attr,
+
+ &sensor_dev_attr_pwm1_auto_point1_pwm.dev_attr.attr,
+ &sensor_dev_attr_pwm2_auto_point1_pwm.dev_attr.attr,
+ &sensor_dev_attr_pwm3_auto_point1_pwm.dev_attr.attr,
+ &sensor_dev_attr_pwm4_auto_point1_pwm.dev_attr.attr,
+
+ &sensor_dev_attr_pwm1_auto_point2_pwm.dev_attr.attr,
+ &sensor_dev_attr_pwm2_auto_point2_pwm.dev_attr.attr,
+ &sensor_dev_attr_pwm3_auto_point2_pwm.dev_attr.attr,
+ &sensor_dev_attr_pwm4_auto_point2_pwm.dev_attr.attr,
+
+ &sensor_dev_attr_temp1_auto_point1_hyst.dev_attr.attr,
+ &sensor_dev_attr_temp2_auto_point1_hyst.dev_attr.attr,
+ &sensor_dev_attr_temp3_auto_point1_hyst.dev_attr.attr,
+ &sensor_dev_attr_temp4_auto_point1_hyst.dev_attr.attr,
+
+ &sensor_dev_attr_temp1_auto_point2_hyst.dev_attr.attr,
+ &sensor_dev_attr_temp2_auto_point2_hyst.dev_attr.attr,
+ &sensor_dev_attr_temp3_auto_point2_hyst.dev_attr.attr,
+ &sensor_dev_attr_temp4_auto_point2_hyst.dev_attr.attr,
+
+ &sensor_dev_attr_temp1_auto_point1_temp.dev_attr.attr,
+ &sensor_dev_attr_temp2_auto_point1_temp.dev_attr.attr,
+ &sensor_dev_attr_temp3_auto_point1_temp.dev_attr.attr,
+ &sensor_dev_attr_temp4_auto_point1_temp.dev_attr.attr,
+
+ &sensor_dev_attr_temp1_auto_point2_temp.dev_attr.attr,
+ &sensor_dev_attr_temp2_auto_point2_temp.dev_attr.attr,
+ &sensor_dev_attr_temp3_auto_point2_temp.dev_attr.attr,
+ &sensor_dev_attr_temp4_auto_point2_temp.dev_attr.attr,
+
+ &sensor_dev_attr_pwm1_enable.dev_attr.attr,
+ &sensor_dev_attr_pwm2_enable.dev_attr.attr,
+ &sensor_dev_attr_pwm3_enable.dev_attr.attr,
+ &sensor_dev_attr_pwm4_enable.dev_attr.attr,
+
+ &sensor_dev_attr_pwm1_auto_channels_temp.dev_attr.attr,
+ &sensor_dev_attr_pwm2_auto_channels_temp.dev_attr.attr,
+ &sensor_dev_attr_pwm3_auto_channels_temp.dev_attr.attr,
+ &sensor_dev_attr_pwm4_auto_channels_temp.dev_attr.attr,
+ NULL
+};
+
+/* Return 0 if detection is successful, -ENODEV otherwise */
+static int adt7462_detect(struct i2c_client *client, int kind,
+ struct i2c_board_info *info)
+{
+ struct i2c_adapter *adapter = client->adapter;
+
+ if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA))
+ return -ENODEV;
+
+ if (kind <= 0) {
+ int vendor, device, revision;
+
+ vendor = i2c_smbus_read_byte_data(client, ADT7462_REG_VENDOR);
+ if (vendor != ADT7462_VENDOR)
+ return -ENODEV;
+
+ device = i2c_smbus_read_byte_data(client, ADT7462_REG_DEVICE);
+ if (device != ADT7462_DEVICE)
+ return -ENODEV;
+
+ revision = i2c_smbus_read_byte_data(client,
+ ADT7462_REG_REVISION);
+ if (revision != ADT7462_REVISION)
+ return -ENODEV;
+ } else
+ dev_dbg(&adapter->dev, "detection forced\n");
+
+ strlcpy(info->type, "adt7462", I2C_NAME_SIZE);
+
+ return 0;
+}
+
+static int adt7462_probe(struct i2c_client *client,
+ const struct i2c_device_id *id)
+{
+ struct adt7462_data *data;
+ int err;
+
+ data = kzalloc(sizeof(struct adt7462_data), GFP_KERNEL);
+ if (!data) {
+ err = -ENOMEM;
+ goto exit;
+ }
+
+ i2c_set_clientdata(client, data);
+ mutex_init(&data->lock);
+
+ dev_info(&client->dev, "%s chip found\n", client->name);
+
+ /* Register sysfs hooks */
+ data->attrs.attrs = adt7462_attr;
+ err = sysfs_create_group(&client->dev.kobj, &data->attrs);
+ if (err)
+ goto exit_free;
+
+ data->hwmon_dev = hwmon_device_register(&client->dev);
+ if (IS_ERR(data->hwmon_dev)) {
+ err = PTR_ERR(data->hwmon_dev);
+ goto exit_remove;
+ }
+
+ return 0;
+
+exit_remove:
+ sysfs_remove_group(&client->dev.kobj, &data->attrs);
+exit_free:
+ kfree(data);
+exit:
+ return err;
+}
+
+static int adt7462_remove(struct i2c_client *client)
+{
+ struct adt7462_data *data = i2c_get_clientdata(client);
+
+ hwmon_device_unregister(data->hwmon_dev);
+ sysfs_remove_group(&client->dev.kobj, &data->attrs);
+ kfree(data);
+ return 0;
+}
+
+static int __init adt7462_init(void)
+{
+ return i2c_add_driver(&adt7462_driver);
+}
+
+static void __exit adt7462_exit(void)
+{
+ i2c_del_driver(&adt7462_driver);
+}
+
+MODULE_AUTHOR("Darrick J. Wong <djwong@us.ibm.com>");
+MODULE_DESCRIPTION("ADT7462 driver");
+MODULE_LICENSE("GPL");
+
+module_init(adt7462_init);
+module_exit(adt7462_exit);
diff --git a/drivers/hwmon/adt7470.c b/drivers/hwmon/adt7470.c
index d368d8f845e1..1311a595147e 100644
--- a/drivers/hwmon/adt7470.c
+++ b/drivers/hwmon/adt7470.c
@@ -137,6 +137,8 @@ I2C_CLIENT_INSMOD_1(adt7470);
#define FAN_PERIOD_INVALID 65535
#define FAN_DATA_VALID(x) ((x) && (x) != FAN_PERIOD_INVALID)
+#define ROUND_DIV(x, divisor) (((x) + ((divisor) / 2)) / (divisor))
+
struct adt7470_data {
struct device *hwmon_dev;
struct attribute_group attrs;
@@ -353,7 +355,13 @@ static ssize_t set_temp_min(struct device *dev,
struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
struct i2c_client *client = to_i2c_client(dev);
struct adt7470_data *data = i2c_get_clientdata(client);
- int temp = simple_strtol(buf, NULL, 10) / 1000;
+ long temp;
+
+ if (strict_strtol(buf, 10, &temp))
+ return -EINVAL;
+
+ temp = ROUND_DIV(temp, 1000);
+ temp = SENSORS_LIMIT(temp, 0, 255);
mutex_lock(&data->lock);
data->temp_min[attr->index] = temp;
@@ -381,7 +389,13 @@ static ssize_t set_temp_max(struct device *dev,
struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
struct i2c_client *client = to_i2c_client(dev);
struct adt7470_data *data = i2c_get_clientdata(client);
- int temp = simple_strtol(buf, NULL, 10) / 1000;
+ long temp;
+
+ if (strict_strtol(buf, 10, &temp))
+ return -EINVAL;
+
+ temp = ROUND_DIV(temp, 1000);
+ temp = SENSORS_LIMIT(temp, 0, 255);
mutex_lock(&data->lock);
data->temp_max[attr->index] = temp;
@@ -430,11 +444,13 @@ static ssize_t set_fan_max(struct device *dev,
struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
struct i2c_client *client = to_i2c_client(dev);
struct adt7470_data *data = i2c_get_clientdata(client);
- int temp = simple_strtol(buf, NULL, 10);
+ long temp;
- if (!temp)
+ if (strict_strtol(buf, 10, &temp) || !temp)
return -EINVAL;
+
temp = FAN_RPM_TO_PERIOD(temp);
+ temp = SENSORS_LIMIT(temp, 1, 65534);
mutex_lock(&data->lock);
data->fan_max[attr->index] = temp;
@@ -465,11 +481,13 @@ static ssize_t set_fan_min(struct device *dev,
struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
struct i2c_client *client = to_i2c_client(dev);
struct adt7470_data *data = i2c_get_clientdata(client);
- int temp = simple_strtol(buf, NULL, 10);
+ long temp;
- if (!temp)
+ if (strict_strtol(buf, 10, &temp) || !temp)
return -EINVAL;
+
temp = FAN_RPM_TO_PERIOD(temp);
+ temp = SENSORS_LIMIT(temp, 1, 65534);
mutex_lock(&data->lock);
data->fan_min[attr->index] = temp;
@@ -507,9 +525,12 @@ static ssize_t set_force_pwm_max(struct device *dev,
{
struct i2c_client *client = to_i2c_client(dev);
struct adt7470_data *data = i2c_get_clientdata(client);
- int temp = simple_strtol(buf, NULL, 10);
+ long temp;
u8 reg;
+ if (strict_strtol(buf, 10, &temp))
+ return -EINVAL;
+
mutex_lock(&data->lock);
data->force_pwm_max = temp;
reg = i2c_smbus_read_byte_data(client, ADT7470_REG_CFG);
@@ -537,7 +558,12 @@ static ssize_t set_pwm(struct device *dev, struct device_attribute *devattr,
struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
struct i2c_client *client = to_i2c_client(dev);
struct adt7470_data *data = i2c_get_clientdata(client);
- int temp = simple_strtol(buf, NULL, 10);
+ long temp;
+
+ if (strict_strtol(buf, 10, &temp))
+ return -EINVAL;
+
+ temp = SENSORS_LIMIT(temp, 0, 255);
mutex_lock(&data->lock);
data->pwm[attr->index] = temp;
@@ -564,7 +590,12 @@ static ssize_t set_pwm_max(struct device *dev,
struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
struct i2c_client *client = to_i2c_client(dev);
struct adt7470_data *data = i2c_get_clientdata(client);
- int temp = simple_strtol(buf, NULL, 10);
+ long temp;
+
+ if (strict_strtol(buf, 10, &temp))
+ return -EINVAL;
+
+ temp = SENSORS_LIMIT(temp, 0, 255);
mutex_lock(&data->lock);
data->pwm_max[attr->index] = temp;
@@ -592,7 +623,12 @@ static ssize_t set_pwm_min(struct device *dev,
struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
struct i2c_client *client = to_i2c_client(dev);
struct adt7470_data *data = i2c_get_clientdata(client);
- int temp = simple_strtol(buf, NULL, 10);
+ long temp;
+
+ if (strict_strtol(buf, 10, &temp))
+ return -EINVAL;
+
+ temp = SENSORS_LIMIT(temp, 0, 255);
mutex_lock(&data->lock);
data->pwm_min[attr->index] = temp;
@@ -630,7 +666,13 @@ static ssize_t set_pwm_tmin(struct device *dev,
struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
struct i2c_client *client = to_i2c_client(dev);
struct adt7470_data *data = i2c_get_clientdata(client);
- int temp = simple_strtol(buf, NULL, 10) / 1000;
+ long temp;
+
+ if (strict_strtol(buf, 10, &temp))
+ return -EINVAL;
+
+ temp = ROUND_DIV(temp, 1000);
+ temp = SENSORS_LIMIT(temp, 0, 255);
mutex_lock(&data->lock);
data->pwm_tmin[attr->index] = temp;
@@ -658,11 +700,14 @@ static ssize_t set_pwm_auto(struct device *dev,
struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
struct i2c_client *client = to_i2c_client(dev);
struct adt7470_data *data = i2c_get_clientdata(client);
- int temp = simple_strtol(buf, NULL, 10);
int pwm_auto_reg = ADT7470_REG_PWM_CFG(attr->index);
int pwm_auto_reg_mask;
+ long temp;
u8 reg;
+ if (strict_strtol(buf, 10, &temp))
+ return -EINVAL;
+
if (attr->index % 2)
pwm_auto_reg_mask = ADT7470_PWM2_AUTO_MASK;
else
@@ -716,10 +761,14 @@ static ssize_t set_pwm_auto_temp(struct device *dev,
struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
struct i2c_client *client = to_i2c_client(dev);
struct adt7470_data *data = i2c_get_clientdata(client);
- int temp = cvt_auto_temp(simple_strtol(buf, NULL, 10));
int pwm_auto_reg = ADT7470_REG_PWM_AUTO_TEMP(attr->index);
+ long temp;
u8 reg;
+ if (strict_strtol(buf, 10, &temp))
+ return -EINVAL;
+
+ temp = cvt_auto_temp(temp);
if (temp < 0)
return temp;
diff --git a/drivers/hwmon/adt7473.c b/drivers/hwmon/adt7473.c
index b9a8ea30c99c..18aa30866a6c 100644
--- a/drivers/hwmon/adt7473.c
+++ b/drivers/hwmon/adt7473.c
@@ -129,6 +129,8 @@ I2C_CLIENT_INSMOD_1(adt7473);
#define FAN_PERIOD_INVALID 65535
#define FAN_DATA_VALID(x) ((x) && (x) != FAN_PERIOD_INVALID)
+#define ROUND_DIV(x, divisor) (((x) + ((divisor) / 2)) / (divisor))
+
struct adt7473_data {
struct device *hwmon_dev;
struct attribute_group attrs;
@@ -357,7 +359,12 @@ static ssize_t set_volt_min(struct device *dev,
struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
struct i2c_client *client = to_i2c_client(dev);
struct adt7473_data *data = i2c_get_clientdata(client);
- int volt = encode_volt(attr->index, simple_strtol(buf, NULL, 10));
+ long volt;
+
+ if (strict_strtol(buf, 10, &volt))
+ return -EINVAL;
+
+ volt = encode_volt(attr->index, volt);
mutex_lock(&data->lock);
data->volt_min[attr->index] = volt;
@@ -386,7 +393,12 @@ static ssize_t set_volt_max(struct device *dev,
struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
struct i2c_client *client = to_i2c_client(dev);
struct adt7473_data *data = i2c_get_clientdata(client);
- int volt = encode_volt(attr->index, simple_strtol(buf, NULL, 10));
+ long volt;
+
+ if (strict_strtol(buf, 10, &volt))
+ return -EINVAL;
+
+ volt = encode_volt(attr->index, volt);
mutex_lock(&data->lock);
data->volt_max[attr->index] = volt;
@@ -419,7 +431,8 @@ static int decode_temp(u8 twos_complement, u8 raw)
static u8 encode_temp(u8 twos_complement, int cooked)
{
- return twos_complement ? cooked & 0xFF : cooked + 64;
+ u8 ret = twos_complement ? cooked & 0xFF : cooked + 64;
+ return SENSORS_LIMIT(ret, 0, 255);
}
static ssize_t show_temp_min(struct device *dev,
@@ -441,7 +454,12 @@ static ssize_t set_temp_min(struct device *dev,
struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
struct i2c_client *client = to_i2c_client(dev);
struct adt7473_data *data = i2c_get_clientdata(client);
- int temp = simple_strtol(buf, NULL, 10) / 1000;
+ long temp;
+
+ if (strict_strtol(buf, 10, &temp))
+ return -EINVAL;
+
+ temp = ROUND_DIV(temp, 1000);
temp = encode_temp(data->temp_twos_complement, temp);
mutex_lock(&data->lock);
@@ -472,7 +490,12 @@ static ssize_t set_temp_max(struct device *dev,
struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
struct i2c_client *client = to_i2c_client(dev);
struct adt7473_data *data = i2c_get_clientdata(client);
- int temp = simple_strtol(buf, NULL, 10) / 1000;
+ long temp;
+
+ if (strict_strtol(buf, 10, &temp))
+ return -EINVAL;
+
+ temp = ROUND_DIV(temp, 1000);
temp = encode_temp(data->temp_twos_complement, temp);
mutex_lock(&data->lock);
@@ -515,11 +538,13 @@ static ssize_t set_fan_min(struct device *dev,
struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
struct i2c_client *client = to_i2c_client(dev);
struct adt7473_data *data = i2c_get_clientdata(client);
- int temp = simple_strtol(buf, NULL, 10);
+ long temp;
- if (!temp)
+ if (strict_strtol(buf, 10, &temp) || !temp)
return -EINVAL;
+
temp = FAN_RPM_TO_PERIOD(temp);
+ temp = SENSORS_LIMIT(temp, 1, 65534);
mutex_lock(&data->lock);
data->fan_min[attr->index] = temp;
@@ -558,7 +583,10 @@ static ssize_t set_max_duty_at_crit(struct device *dev,
u8 reg;
struct i2c_client *client = to_i2c_client(dev);
struct adt7473_data *data = i2c_get_clientdata(client);
- int temp = simple_strtol(buf, NULL, 10);
+ long temp;
+
+ if (strict_strtol(buf, 10, &temp))
+ return -EINVAL;
mutex_lock(&data->lock);
data->max_duty_at_overheat = !!temp;
@@ -587,7 +615,12 @@ static ssize_t set_pwm(struct device *dev, struct device_attribute *devattr,
struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
struct i2c_client *client = to_i2c_client(dev);
struct adt7473_data *data = i2c_get_clientdata(client);
- int temp = simple_strtol(buf, NULL, 10);
+ long temp;
+
+ if (strict_strtol(buf, 10, &temp))
+ return -EINVAL;
+
+ temp = SENSORS_LIMIT(temp, 0, 255);
mutex_lock(&data->lock);
data->pwm[attr->index] = temp;
@@ -614,7 +647,12 @@ static ssize_t set_pwm_max(struct device *dev,
struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
struct i2c_client *client = to_i2c_client(dev);
struct adt7473_data *data = i2c_get_clientdata(client);
- int temp = simple_strtol(buf, NULL, 10);
+ long temp;
+
+ if (strict_strtol(buf, 10, &temp))
+ return -EINVAL;
+
+ temp = SENSORS_LIMIT(temp, 0, 255);
mutex_lock(&data->lock);
data->pwm_max[attr->index] = temp;
@@ -642,7 +680,12 @@ static ssize_t set_pwm_min(struct device *dev,
struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
struct i2c_client *client = to_i2c_client(dev);
struct adt7473_data *data = i2c_get_clientdata(client);
- int temp = simple_strtol(buf, NULL, 10);
+ long temp;
+
+ if (strict_strtol(buf, 10, &temp))
+ return -EINVAL;
+
+ temp = SENSORS_LIMIT(temp, 0, 255);
mutex_lock(&data->lock);
data->pwm_min[attr->index] = temp;
@@ -672,7 +715,12 @@ static ssize_t set_temp_tmax(struct device *dev,
struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
struct i2c_client *client = to_i2c_client(dev);
struct adt7473_data *data = i2c_get_clientdata(client);
- int temp = simple_strtol(buf, NULL, 10) / 1000;
+ long temp;
+
+ if (strict_strtol(buf, 10, &temp))
+ return -EINVAL;
+
+ temp = ROUND_DIV(temp, 1000);
temp = encode_temp(data->temp_twos_complement, temp);
mutex_lock(&data->lock);
@@ -703,7 +751,12 @@ static ssize_t set_temp_tmin(struct device *dev,
struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
struct i2c_client *client = to_i2c_client(dev);
struct adt7473_data *data = i2c_get_clientdata(client);
- int temp = simple_strtol(buf, NULL, 10) / 1000;
+ long temp;
+
+ if (strict_strtol(buf, 10, &temp))
+ return -EINVAL;
+
+ temp = ROUND_DIV(temp, 1000);
temp = encode_temp(data->temp_twos_complement, temp);
mutex_lock(&data->lock);
@@ -741,7 +794,10 @@ static ssize_t set_pwm_enable(struct device *dev,
struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
struct i2c_client *client = to_i2c_client(dev);
struct adt7473_data *data = i2c_get_clientdata(client);
- int temp = simple_strtol(buf, NULL, 10);
+ long temp;
+
+ if (strict_strtol(buf, 10, &temp))
+ return -EINVAL;
switch (temp) {
case 0:
@@ -805,7 +861,10 @@ static ssize_t set_pwm_auto_temp(struct device *dev,
struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
struct i2c_client *client = to_i2c_client(dev);
struct adt7473_data *data = i2c_get_clientdata(client);
- int temp = simple_strtol(buf, NULL, 10);
+ long temp;
+
+ if (strict_strtol(buf, 10, &temp))
+ return -EINVAL;
switch (temp) {
case 1:
diff --git a/drivers/hwmon/applesmc.c b/drivers/hwmon/applesmc.c
index bc011da79e14..086c2a5cef0b 100644
--- a/drivers/hwmon/applesmc.c
+++ b/drivers/hwmon/applesmc.c
@@ -116,6 +116,21 @@ static const char* temperature_sensors_sets[][36] = {
/* Set 9: Macbook Pro 3,1 (Santa Rosa) */
{ "TALP", "TB0T", "TC0D", "TC0P", "TG0D", "TG0H", "TTF0", "TW0P",
"Th0H", "Th1H", "Th2H", "Tm0P", "Ts0P", NULL },
+/* Set 10: iMac 5,1 */
+ { "TA0P", "TC0D", "TC0P", "TG0D", "TH0P", "TO0P", "Tm0P", NULL },
+/* Set 11: Macbook 5,1 */
+ { "TB0T", "TB1T", "TB2T", "TB3T", "TC0D", "TC0P", "TN0D", "TN0P",
+ "TTF0", "Th0H", "Th1H", "ThFH", "Ts0P", "Ts0S", NULL },
+/* Set 12: Macbook Pro 5,1 */
+ { "TB0T", "TB1T", "TB2T", "TB3T", "TC0D", "TC0F", "TC0P", "TG0D",
+ "TG0F", "TG0H", "TG0P", "TG0T", "TG1H", "TN0D", "TN0P", "TTF0",
+ "Th2H", "Tm0P", "Ts0P", "Ts0S", NULL },
+/* Set 13: iMac 8,1 */
+ { "TA0P", "TC0D", "TC0H", "TC0P", "TG0D", "TG0H", "TG0P", "TH0P",
+ "TL0P", "TO0P", "TW0P", "Tm0P", "Tp0P", NULL },
+/* Set 14: iMac 6,1 */
+ { "TA0P", "TC0D", "TC0H", "TC0P", "TG0D", "TG0H", "TG0P", "TH0P",
+ "TO0P", "Tp0P", NULL },
};
/* List of keys used to read/write fan speeds */
@@ -1268,7 +1283,7 @@ static __initdata struct dmi_match_data applesmc_dmi_data[] = {
{ .accelerometer = 0, .light = 0, .temperature_set = 4 },
/* iMac: temperature set 5 */
{ .accelerometer = 0, .light = 0, .temperature_set = 5 },
-/* MacBook3: accelerometer and temperature set 6 */
+/* MacBook3, MacBook4: accelerometer and temperature set 6 */
{ .accelerometer = 1, .light = 0, .temperature_set = 6 },
/* MacBook Air: accelerometer, backlight and temperature set 7 */
{ .accelerometer = 1, .light = 1, .temperature_set = 7 },
@@ -1276,6 +1291,16 @@ static __initdata struct dmi_match_data applesmc_dmi_data[] = {
{ .accelerometer = 1, .light = 1, .temperature_set = 8 },
/* MacBook Pro 3: accelerometer, backlight and temperature set 9 */
{ .accelerometer = 1, .light = 1, .temperature_set = 9 },
+/* iMac 5: light sensor only, temperature set 10 */
+ { .accelerometer = 0, .light = 0, .temperature_set = 10 },
+/* MacBook 5: accelerometer, backlight and temperature set 11 */
+ { .accelerometer = 1, .light = 1, .temperature_set = 11 },
+/* MacBook Pro 5: accelerometer, backlight and temperature set 12 */
+ { .accelerometer = 1, .light = 1, .temperature_set = 12 },
+/* iMac 8: light sensor only, temperature set 13 */
+ { .accelerometer = 0, .light = 0, .temperature_set = 13 },
+/* iMac 6: light sensor only, temperature set 14 */
+ { .accelerometer = 0, .light = 0, .temperature_set = 14 },
};
/* Note that DMI_MATCH(...,"MacBook") will match "MacBookPro1,1".
@@ -1285,6 +1310,10 @@ static __initdata struct dmi_system_id applesmc_whitelist[] = {
DMI_MATCH(DMI_BOARD_VENDOR, "Apple"),
DMI_MATCH(DMI_PRODUCT_NAME, "MacBookAir") },
&applesmc_dmi_data[7]},
+ { applesmc_dmi_match, "Apple MacBook Pro 5", {
+ DMI_MATCH(DMI_BOARD_VENDOR, "Apple"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "MacBookPro5") },
+ &applesmc_dmi_data[12]},
{ applesmc_dmi_match, "Apple MacBook Pro 4", {
DMI_MATCH(DMI_BOARD_VENDOR, "Apple"),
DMI_MATCH(DMI_PRODUCT_NAME, "MacBookPro4") },
@@ -1305,6 +1334,14 @@ static __initdata struct dmi_system_id applesmc_whitelist[] = {
DMI_MATCH(DMI_BOARD_VENDOR,"Apple"),
DMI_MATCH(DMI_PRODUCT_NAME,"MacBook3") },
&applesmc_dmi_data[6]},
+ { applesmc_dmi_match, "Apple MacBook 4", {
+ DMI_MATCH(DMI_BOARD_VENDOR, "Apple"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "MacBook4") },
+ &applesmc_dmi_data[6]},
+ { applesmc_dmi_match, "Apple MacBook 5", {
+ DMI_MATCH(DMI_BOARD_VENDOR, "Apple"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "MacBook5") },
+ &applesmc_dmi_data[11]},
{ applesmc_dmi_match, "Apple MacBook", {
DMI_MATCH(DMI_BOARD_VENDOR,"Apple"),
DMI_MATCH(DMI_PRODUCT_NAME,"MacBook") },
@@ -1317,6 +1354,22 @@ static __initdata struct dmi_system_id applesmc_whitelist[] = {
DMI_MATCH(DMI_BOARD_VENDOR,"Apple"),
DMI_MATCH(DMI_PRODUCT_NAME,"MacPro2") },
&applesmc_dmi_data[4]},
+ { applesmc_dmi_match, "Apple MacPro", {
+ DMI_MATCH(DMI_BOARD_VENDOR, "Apple"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "MacPro") },
+ &applesmc_dmi_data[4]},
+ { applesmc_dmi_match, "Apple iMac 8", {
+ DMI_MATCH(DMI_BOARD_VENDOR, "Apple"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "iMac8") },
+ &applesmc_dmi_data[13]},
+ { applesmc_dmi_match, "Apple iMac 6", {
+ DMI_MATCH(DMI_BOARD_VENDOR, "Apple"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "iMac6") },
+ &applesmc_dmi_data[14]},
+ { applesmc_dmi_match, "Apple iMac 5", {
+ DMI_MATCH(DMI_BOARD_VENDOR, "Apple"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "iMac5") },
+ &applesmc_dmi_data[10]},
{ applesmc_dmi_match, "Apple iMac", {
DMI_MATCH(DMI_BOARD_VENDOR,"Apple"),
DMI_MATCH(DMI_PRODUCT_NAME,"iMac") },
@@ -1511,3 +1564,4 @@ module_exit(applesmc_exit);
MODULE_AUTHOR("Nicolas Boichat");
MODULE_DESCRIPTION("Apple SMC");
MODULE_LICENSE("GPL v2");
+MODULE_DEVICE_TABLE(dmi, applesmc_whitelist);
diff --git a/drivers/hwmon/ibmaem.c b/drivers/hwmon/ibmaem.c
index 7b0ed5dea399..fe74609a7feb 100644
--- a/drivers/hwmon/ibmaem.c
+++ b/drivers/hwmon/ibmaem.c
@@ -88,9 +88,11 @@
static DEFINE_IDR(aem_idr);
static DEFINE_SPINLOCK(aem_idr_lock);
-static struct device_driver aem_driver = {
- .name = DRVNAME,
- .bus = &platform_bus_type,
+static struct platform_driver aem_driver = {
+ .driver = {
+ .name = DRVNAME,
+ .bus = &platform_bus_type,
+ }
};
struct aem_ipmi_data {
@@ -583,7 +585,7 @@ static int aem_init_aem1_inst(struct aem_ipmi_data *probe, u8 module_handle)
data->pdev = platform_device_alloc(DRVNAME, data->id);
if (!data->pdev)
goto dev_err;
- data->pdev->dev.driver = &aem_driver;
+ data->pdev->dev.driver = &aem_driver.driver;
res = platform_device_add(data->pdev);
if (res)
@@ -716,7 +718,7 @@ static int aem_init_aem2_inst(struct aem_ipmi_data *probe,
data->pdev = platform_device_alloc(DRVNAME, data->id);
if (!data->pdev)
goto dev_err;
- data->pdev->dev.driver = &aem_driver;
+ data->pdev->dev.driver = &aem_driver.driver;
res = platform_device_add(data->pdev);
if (res)
@@ -1085,7 +1087,7 @@ static int __init aem_init(void)
{
int res;
- res = driver_register(&aem_driver);
+ res = driver_register(&aem_driver.driver);
if (res) {
printk(KERN_ERR "Can't register aem driver\n");
return res;
@@ -1097,7 +1099,7 @@ static int __init aem_init(void)
return 0;
ipmi_reg_err:
- driver_unregister(&aem_driver);
+ driver_unregister(&aem_driver.driver);
return res;
}
@@ -1107,7 +1109,7 @@ static void __exit aem_exit(void)
struct aem_data *p1, *next1;
ipmi_smi_watcher_unregister(&driver_data.bmc_events);
- driver_unregister(&aem_driver);
+ driver_unregister(&aem_driver.driver);
list_for_each_entry_safe(p1, next1, &driver_data.aem_devices, list)
aem_delete(p1);
}
diff --git a/drivers/hwmon/lis3lv02d.c b/drivers/hwmon/lis3lv02d.c
new file mode 100644
index 000000000000..c002144c76bc
--- /dev/null
+++ b/drivers/hwmon/lis3lv02d.c
@@ -0,0 +1,581 @@
+/*
+ * lis3lv02d.c - ST LIS3LV02DL accelerometer driver
+ *
+ * Copyright (C) 2007-2008 Yan Burman
+ * Copyright (C) 2008 Eric Piel
+ *
+ * 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
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/dmi.h>
+#include <linux/module.h>
+#include <linux/types.h>
+#include <linux/platform_device.h>
+#include <linux/interrupt.h>
+#include <linux/input.h>
+#include <linux/kthread.h>
+#include <linux/semaphore.h>
+#include <linux/delay.h>
+#include <linux/wait.h>
+#include <linux/poll.h>
+#include <linux/freezer.h>
+#include <linux/uaccess.h>
+#include <acpi/acpi_drivers.h>
+#include <asm/atomic.h>
+#include "lis3lv02d.h"
+
+#define DRIVER_NAME "lis3lv02d"
+#define ACPI_MDPS_CLASS "accelerometer"
+
+/* joystick device poll interval in milliseconds */
+#define MDPS_POLL_INTERVAL 50
+/*
+ * The sensor can also generate interrupts (DRDY) but it's pretty pointless
+ * because their are generated even if the data do not change. So it's better
+ * to keep the interrupt for the free-fall event. The values are updated at
+ * 40Hz (at the lowest frequency), but as it can be pretty time consuming on
+ * some low processor, we poll the sensor only at 20Hz... enough for the
+ * joystick.
+ */
+
+/* Maximum value our axis may get for the input device (signed 12 bits) */
+#define MDPS_MAX_VAL 2048
+
+struct axis_conversion {
+ s8 x;
+ s8 y;
+ s8 z;
+};
+
+struct acpi_lis3lv02d {
+ struct acpi_device *device; /* The ACPI device */
+ struct input_dev *idev; /* input device */
+ struct task_struct *kthread; /* kthread for input */
+ struct mutex lock;
+ struct platform_device *pdev; /* platform device */
+ atomic_t count; /* interrupt count after last read */
+ int xcalib; /* calibrated null value for x */
+ int ycalib; /* calibrated null value for y */
+ int zcalib; /* calibrated null value for z */
+ unsigned char is_on; /* whether the device is on or off */
+ unsigned char usage; /* usage counter */
+ struct axis_conversion ac; /* hw -> logical axis */
+};
+
+static struct acpi_lis3lv02d adev;
+
+static int lis3lv02d_remove_fs(void);
+static int lis3lv02d_add_fs(struct acpi_device *device);
+
+/* For automatic insertion of the module */
+static struct acpi_device_id lis3lv02d_device_ids[] = {
+ {"HPQ0004", 0}, /* HP Mobile Data Protection System PNP */
+ {"", 0},
+};
+MODULE_DEVICE_TABLE(acpi, lis3lv02d_device_ids);
+
+/**
+ * lis3lv02d_acpi_init - ACPI _INI method: initialize the device.
+ * @handle: the handle of the device
+ *
+ * Returns AE_OK on success.
+ */
+static inline acpi_status lis3lv02d_acpi_init(acpi_handle handle)
+{
+ return acpi_evaluate_object(handle, METHOD_NAME__INI, NULL, NULL);
+}
+
+/**
+ * lis3lv02d_acpi_read - ACPI ALRD method: read a register
+ * @handle: the handle of the device
+ * @reg: the register to read
+ * @ret: result of the operation
+ *
+ * Returns AE_OK on success.
+ */
+static acpi_status lis3lv02d_acpi_read(acpi_handle handle, int reg, u8 *ret)
+{
+ union acpi_object arg0 = { ACPI_TYPE_INTEGER };
+ struct acpi_object_list args = { 1, &arg0 };
+ unsigned long long lret;
+ acpi_status status;
+
+ arg0.integer.value = reg;
+
+ status = acpi_evaluate_integer(handle, "ALRD", &args, &lret);
+ *ret = lret;
+ return status;
+}
+
+/**
+ * lis3lv02d_acpi_write - ACPI ALWR method: write to a register
+ * @handle: the handle of the device
+ * @reg: the register to write to
+ * @val: the value to write
+ *
+ * Returns AE_OK on success.
+ */
+static acpi_status lis3lv02d_acpi_write(acpi_handle handle, int reg, u8 val)
+{
+ unsigned long long ret; /* Not used when writting */
+ union acpi_object in_obj[2];
+ struct acpi_object_list args = { 2, in_obj };
+
+ in_obj[0].type = ACPI_TYPE_INTEGER;
+ in_obj[0].integer.value = reg;
+ in_obj[1].type = ACPI_TYPE_INTEGER;
+ in_obj[1].integer.value = val;
+
+ return acpi_evaluate_integer(handle, "ALWR", &args, &ret);
+}
+
+static s16 lis3lv02d_read_16(acpi_handle handle, int reg)
+{
+ u8 lo, hi;
+
+ lis3lv02d_acpi_read(handle, reg, &lo);
+ lis3lv02d_acpi_read(handle, reg + 1, &hi);
+ /* In "12 bit right justified" mode, bit 6, bit 7, bit 8 = bit 5 */
+ return (s16)((hi << 8) | lo);
+}
+
+/**
+ * lis3lv02d_get_axis - For the given axis, give the value converted
+ * @axis: 1,2,3 - can also be negative
+ * @hw_values: raw values returned by the hardware
+ *
+ * Returns the converted value.
+ */
+static inline int lis3lv02d_get_axis(s8 axis, int hw_values[3])
+{
+ if (axis > 0)
+ return hw_values[axis - 1];
+ else
+ return -hw_values[-axis - 1];
+}
+
+/**
+ * lis3lv02d_get_xyz - Get X, Y and Z axis values from the accelerometer
+ * @handle: the handle to the device
+ * @x: where to store the X axis value
+ * @y: where to store the Y axis value
+ * @z: where to store the Z axis value
+ *
+ * Note that 40Hz input device can eat up about 10% CPU at 800MHZ
+ */
+static void lis3lv02d_get_xyz(acpi_handle handle, int *x, int *y, int *z)
+{
+ int position[3];
+
+ position[0] = lis3lv02d_read_16(handle, OUTX_L);
+ position[1] = lis3lv02d_read_16(handle, OUTY_L);
+ position[2] = lis3lv02d_read_16(handle, OUTZ_L);
+
+ *x = lis3lv02d_get_axis(adev.ac.x, position);
+ *y = lis3lv02d_get_axis(adev.ac.y, position);
+ *z = lis3lv02d_get_axis(adev.ac.z, position);
+}
+
+static inline void lis3lv02d_poweroff(acpi_handle handle)
+{
+ adev.is_on = 0;
+ /* disable X,Y,Z axis and power down */
+ lis3lv02d_acpi_write(handle, CTRL_REG1, 0x00);
+}
+
+static void lis3lv02d_poweron(acpi_handle handle)
+{
+ u8 val;
+
+ adev.is_on = 1;
+ lis3lv02d_acpi_init(handle);
+ lis3lv02d_acpi_write(handle, FF_WU_CFG, 0);
+ /*
+ * BDU: LSB and MSB values are not updated until both have been read.
+ * So the value read will always be correct.
+ * IEN: Interrupt for free-fall and DD, not for data-ready.
+ */
+ lis3lv02d_acpi_read(handle, CTRL_REG2, &val);
+ val |= CTRL2_BDU | CTRL2_IEN;
+ lis3lv02d_acpi_write(handle, CTRL_REG2, val);
+}
+
+#ifdef CONFIG_PM
+static int lis3lv02d_suspend(struct acpi_device *device, pm_message_t state)
+{
+ /* make sure the device is off when we suspend */
+ lis3lv02d_poweroff(device->handle);
+ return 0;
+}
+
+static int lis3lv02d_resume(struct acpi_device *device)
+{
+ /* put back the device in the right state (ACPI might turn it on) */
+ mutex_lock(&adev.lock);
+ if (adev.usage > 0)
+ lis3lv02d_poweron(device->handle);
+ else
+ lis3lv02d_poweroff(device->handle);
+ mutex_unlock(&adev.lock);
+ return 0;
+}
+#else
+#define lis3lv02d_suspend NULL
+#define lis3lv02d_resume NULL
+#endif
+
+
+/*
+ * To be called before starting to use the device. It makes sure that the
+ * device will always be on until a call to lis3lv02d_decrease_use(). Not to be
+ * used from interrupt context.
+ */
+static void lis3lv02d_increase_use(struct acpi_lis3lv02d *dev)
+{
+ mutex_lock(&dev->lock);
+ dev->usage++;
+ if (dev->usage == 1) {
+ if (!dev->is_on)
+ lis3lv02d_poweron(dev->device->handle);
+ }
+ mutex_unlock(&dev->lock);
+}
+
+/*
+ * To be called whenever a usage of the device is stopped.
+ * It will make sure to turn off the device when there is not usage.
+ */
+static void lis3lv02d_decrease_use(struct acpi_lis3lv02d *dev)
+{
+ mutex_lock(&dev->lock);
+ dev->usage--;
+ if (dev->usage == 0)
+ lis3lv02d_poweroff(dev->device->handle);
+ mutex_unlock(&dev->lock);
+}
+
+/**
+ * lis3lv02d_joystick_kthread - Kthread polling function
+ * @data: unused - here to conform to threadfn prototype
+ */
+static int lis3lv02d_joystick_kthread(void *data)
+{
+ int x, y, z;
+
+ while (!kthread_should_stop()) {
+ lis3lv02d_get_xyz(adev.device->handle, &x, &y, &z);
+ input_report_abs(adev.idev, ABS_X, x - adev.xcalib);
+ input_report_abs(adev.idev, ABS_Y, y - adev.ycalib);
+ input_report_abs(adev.idev, ABS_Z, z - adev.zcalib);
+
+ input_sync(adev.idev);
+
+ try_to_freeze();
+ msleep_interruptible(MDPS_POLL_INTERVAL);
+ }
+
+ return 0;
+}
+
+static int lis3lv02d_joystick_open(struct input_dev *input)
+{
+ lis3lv02d_increase_use(&adev);
+ adev.kthread = kthread_run(lis3lv02d_joystick_kthread, NULL, "klis3lv02d");
+ if (IS_ERR(adev.kthread)) {
+ lis3lv02d_decrease_use(&adev);
+ return PTR_ERR(adev.kthread);
+ }
+
+ return 0;
+}
+
+static void lis3lv02d_joystick_close(struct input_dev *input)
+{
+ kthread_stop(adev.kthread);
+ lis3lv02d_decrease_use(&adev);
+}
+
+
+static inline void lis3lv02d_calibrate_joystick(void)
+{
+ lis3lv02d_get_xyz(adev.device->handle, &adev.xcalib, &adev.ycalib, &adev.zcalib);
+}
+
+static int lis3lv02d_joystick_enable(void)
+{
+ int err;
+
+ if (adev.idev)
+ return -EINVAL;
+
+ adev.idev = input_allocate_device();
+ if (!adev.idev)
+ return -ENOMEM;
+
+ lis3lv02d_calibrate_joystick();
+
+ adev.idev->name = "ST LIS3LV02DL Accelerometer";
+ adev.idev->phys = DRIVER_NAME "/input0";
+ adev.idev->id.bustype = BUS_HOST;
+ adev.idev->id.vendor = 0;
+ adev.idev->dev.parent = &adev.pdev->dev;
+ adev.idev->open = lis3lv02d_joystick_open;
+ adev.idev->close = lis3lv02d_joystick_close;
+
+ set_bit(EV_ABS, adev.idev->evbit);
+ input_set_abs_params(adev.idev, ABS_X, -MDPS_MAX_VAL, MDPS_MAX_VAL, 3, 3);
+ input_set_abs_params(adev.idev, ABS_Y, -MDPS_MAX_VAL, MDPS_MAX_VAL, 3, 3);
+ input_set_abs_params(adev.idev, ABS_Z, -MDPS_MAX_VAL, MDPS_MAX_VAL, 3, 3);
+
+ err = input_register_device(adev.idev);
+ if (err) {
+ input_free_device(adev.idev);
+ adev.idev = NULL;
+ }
+
+ return err;
+}
+
+static void lis3lv02d_joystick_disable(void)
+{
+ if (!adev.idev)
+ return;
+
+ input_unregister_device(adev.idev);
+ adev.idev = NULL;
+}
+
+
+/*
+ * Initialise the accelerometer and the various subsystems.
+ * Should be rather independant of the bus system.
+ */
+static int lis3lv02d_init_device(struct acpi_lis3lv02d *dev)
+{
+ mutex_init(&dev->lock);
+ lis3lv02d_add_fs(dev->device);
+ lis3lv02d_increase_use(dev);
+
+ if (lis3lv02d_joystick_enable())
+ printk(KERN_ERR DRIVER_NAME ": joystick initialization failed\n");
+
+ lis3lv02d_decrease_use(dev);
+ return 0;
+}
+
+static int lis3lv02d_dmi_matched(const struct dmi_system_id *dmi)
+{
+ adev.ac = *((struct axis_conversion *)dmi->driver_data);
+ printk(KERN_INFO DRIVER_NAME ": hardware type %s found.\n", dmi->ident);
+
+ return 1;
+}
+
+/* Represents, for each axis seen by userspace, the corresponding hw axis (+1).
+ * If the value is negative, the opposite of the hw value is used. */
+static struct axis_conversion lis3lv02d_axis_normal = {1, 2, 3};
+static struct axis_conversion lis3lv02d_axis_y_inverted = {1, -2, 3};
+static struct axis_conversion lis3lv02d_axis_x_inverted = {-1, 2, 3};
+static struct axis_conversion lis3lv02d_axis_z_inverted = {1, 2, -3};
+static struct axis_conversion lis3lv02d_axis_xy_rotated_left = {-2, 1, 3};
+static struct axis_conversion lis3lv02d_axis_xy_swap_inverted = {-2, -1, 3};
+
+#define AXIS_DMI_MATCH(_ident, _name, _axis) { \
+ .ident = _ident, \
+ .callback = lis3lv02d_dmi_matched, \
+ .matches = { \
+ DMI_MATCH(DMI_PRODUCT_NAME, _name) \
+ }, \
+ .driver_data = &lis3lv02d_axis_##_axis \
+}
+static struct dmi_system_id lis3lv02d_dmi_ids[] = {
+ /* product names are truncated to match all kinds of a same model */
+ AXIS_DMI_MATCH("NC64x0", "HP Compaq nc64", x_inverted),
+ AXIS_DMI_MATCH("NC84x0", "HP Compaq nc84", z_inverted),
+ AXIS_DMI_MATCH("NX9420", "HP Compaq nx9420", x_inverted),
+ AXIS_DMI_MATCH("NW9440", "HP Compaq nw9440", x_inverted),
+ AXIS_DMI_MATCH("NC2510", "HP Compaq 2510", y_inverted),
+ AXIS_DMI_MATCH("NC8510", "HP Compaq 8510", xy_swap_inverted),
+ AXIS_DMI_MATCH("HP2133", "HP 2133", xy_rotated_left),
+ { NULL, }
+/* Laptop models without axis info (yet):
+ * "NC651xx" "HP Compaq 651"
+ * "NC671xx" "HP Compaq 671"
+ * "NC6910" "HP Compaq 6910"
+ * HP Compaq 8710x Notebook PC / Mobile Workstation
+ * "NC2400" "HP Compaq nc2400"
+ * "NX74x0" "HP Compaq nx74"
+ * "NX6325" "HP Compaq nx6325"
+ * "NC4400" "HP Compaq nc4400"
+ */
+};
+
+static int lis3lv02d_add(struct acpi_device *device)
+{
+ u8 val;
+
+ if (!device)
+ return -EINVAL;
+
+ adev.device = device;
+ strcpy(acpi_device_name(device), DRIVER_NAME);
+ strcpy(acpi_device_class(device), ACPI_MDPS_CLASS);
+ device->driver_data = &adev;
+
+ lis3lv02d_acpi_read(device->handle, WHO_AM_I, &val);
+ if ((val != LIS3LV02DL_ID) && (val != LIS302DL_ID)) {
+ printk(KERN_ERR DRIVER_NAME
+ ": Accelerometer chip not LIS3LV02D{L,Q}\n");
+ }
+
+ /* If possible use a "standard" axes order */
+ if (dmi_check_system(lis3lv02d_dmi_ids) == 0) {
+ printk(KERN_INFO DRIVER_NAME ": laptop model unknown, "
+ "using default axes configuration\n");
+ adev.ac = lis3lv02d_axis_normal;
+ }
+
+ return lis3lv02d_init_device(&adev);
+}
+
+static int lis3lv02d_remove(struct acpi_device *device, int type)
+{
+ if (!device)
+ return -EINVAL;
+
+ lis3lv02d_joystick_disable();
+ lis3lv02d_poweroff(device->handle);
+
+ return lis3lv02d_remove_fs();
+}
+
+
+/* Sysfs stuff */
+static ssize_t lis3lv02d_position_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ int x, y, z;
+
+ lis3lv02d_increase_use(&adev);
+ lis3lv02d_get_xyz(adev.device->handle, &x, &y, &z);
+ lis3lv02d_decrease_use(&adev);
+ return sprintf(buf, "(%d,%d,%d)\n", x, y, z);
+}
+
+static ssize_t lis3lv02d_calibrate_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ return sprintf(buf, "(%d,%d,%d)\n", adev.xcalib, adev.ycalib, adev.zcalib);
+}
+
+static ssize_t lis3lv02d_calibrate_store(struct device *dev,
+ struct device_attribute *attr,
+ const char *buf, size_t count)
+{
+ lis3lv02d_increase_use(&adev);
+ lis3lv02d_calibrate_joystick();
+ lis3lv02d_decrease_use(&adev);
+ return count;
+}
+
+/* conversion btw sampling rate and the register values */
+static int lis3lv02dl_df_val[4] = {40, 160, 640, 2560};
+static ssize_t lis3lv02d_rate_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ u8 ctrl;
+ int val;
+
+ lis3lv02d_increase_use(&adev);
+ lis3lv02d_acpi_read(adev.device->handle, CTRL_REG1, &ctrl);
+ lis3lv02d_decrease_use(&adev);
+ val = (ctrl & (CTRL1_DF0 | CTRL1_DF1)) >> 4;
+ return sprintf(buf, "%d\n", lis3lv02dl_df_val[val]);
+}
+
+static DEVICE_ATTR(position, S_IRUGO, lis3lv02d_position_show, NULL);
+static DEVICE_ATTR(calibrate, S_IRUGO|S_IWUSR, lis3lv02d_calibrate_show,
+ lis3lv02d_calibrate_store);
+static DEVICE_ATTR(rate, S_IRUGO, lis3lv02d_rate_show, NULL);
+
+static struct attribute *lis3lv02d_attributes[] = {
+ &dev_attr_position.attr,
+ &dev_attr_calibrate.attr,
+ &dev_attr_rate.attr,
+ NULL
+};
+
+static struct attribute_group lis3lv02d_attribute_group = {
+ .attrs = lis3lv02d_attributes
+};
+
+static int lis3lv02d_add_fs(struct acpi_device *device)
+{
+ adev.pdev = platform_device_register_simple(DRIVER_NAME, -1, NULL, 0);
+ if (IS_ERR(adev.pdev))
+ return PTR_ERR(adev.pdev);
+
+ return sysfs_create_group(&adev.pdev->dev.kobj, &lis3lv02d_attribute_group);
+}
+
+static int lis3lv02d_remove_fs(void)
+{
+ sysfs_remove_group(&adev.pdev->dev.kobj, &lis3lv02d_attribute_group);
+ platform_device_unregister(adev.pdev);
+ return 0;
+}
+
+/* For the HP MDPS aka 3D Driveguard */
+static struct acpi_driver lis3lv02d_driver = {
+ .name = DRIVER_NAME,
+ .class = ACPI_MDPS_CLASS,
+ .ids = lis3lv02d_device_ids,
+ .ops = {
+ .add = lis3lv02d_add,
+ .remove = lis3lv02d_remove,
+ .suspend = lis3lv02d_suspend,
+ .resume = lis3lv02d_resume,
+ }
+};
+
+static int __init lis3lv02d_init_module(void)
+{
+ int ret;
+
+ if (acpi_disabled)
+ return -ENODEV;
+
+ ret = acpi_bus_register_driver(&lis3lv02d_driver);
+ if (ret < 0)
+ return ret;
+
+ printk(KERN_INFO DRIVER_NAME " driver loaded.\n");
+
+ return 0;
+}
+
+static void __exit lis3lv02d_exit_module(void)
+{
+ acpi_bus_unregister_driver(&lis3lv02d_driver);
+}
+
+MODULE_DESCRIPTION("ST LIS3LV02Dx three-axis digital accelerometer driver");
+MODULE_AUTHOR("Yan Burman and Eric Piel");
+MODULE_LICENSE("GPL");
+
+module_init(lis3lv02d_init_module);
+module_exit(lis3lv02d_exit_module);
diff --git a/drivers/hwmon/lis3lv02d.h b/drivers/hwmon/lis3lv02d.h
new file mode 100644
index 000000000000..330cfc60e948
--- /dev/null
+++ b/drivers/hwmon/lis3lv02d.h
@@ -0,0 +1,149 @@
+/*
+ * lis3lv02d.h - ST LIS3LV02DL accelerometer driver
+ *
+ * Copyright (C) 2007-2008 Yan Burman
+ * Copyright (C) 2008 Eric Piel
+ *
+ * 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
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+/*
+ * The actual chip is STMicroelectronics LIS3LV02DL or LIS3LV02DQ that seems to
+ * be connected via SPI. There exists also several similar chips (such as LIS302DL or
+ * LIS3L02DQ) but not in the HP laptops and they have slightly different registers.
+ * They can also be connected via I²C.
+ */
+
+#define LIS3LV02DL_ID 0x3A /* Also the LIS3LV02DQ */
+#define LIS302DL_ID 0x3B /* Also the LIS202DL! */
+
+enum lis3lv02d_reg {
+ WHO_AM_I = 0x0F,
+ OFFSET_X = 0x16,
+ OFFSET_Y = 0x17,
+ OFFSET_Z = 0x18,
+ GAIN_X = 0x19,
+ GAIN_Y = 0x1A,
+ GAIN_Z = 0x1B,
+ CTRL_REG1 = 0x20,
+ CTRL_REG2 = 0x21,
+ CTRL_REG3 = 0x22,
+ HP_FILTER_RESET = 0x23,
+ STATUS_REG = 0x27,
+ OUTX_L = 0x28,
+ OUTX_H = 0x29,
+ OUTY_L = 0x2A,
+ OUTY_H = 0x2B,
+ OUTZ_L = 0x2C,
+ OUTZ_H = 0x2D,
+ FF_WU_CFG = 0x30,
+ FF_WU_SRC = 0x31,
+ FF_WU_ACK = 0x32,
+ FF_WU_THS_L = 0x34,
+ FF_WU_THS_H = 0x35,
+ FF_WU_DURATION = 0x36,
+ DD_CFG = 0x38,
+ DD_SRC = 0x39,
+ DD_ACK = 0x3A,
+ DD_THSI_L = 0x3C,
+ DD_THSI_H = 0x3D,
+ DD_THSE_L = 0x3E,
+ DD_THSE_H = 0x3F,
+};
+
+enum lis3lv02d_ctrl1 {
+ CTRL1_Xen = 0x01,
+ CTRL1_Yen = 0x02,
+ CTRL1_Zen = 0x04,
+ CTRL1_ST = 0x08,
+ CTRL1_DF0 = 0x10,
+ CTRL1_DF1 = 0x20,
+ CTRL1_PD0 = 0x40,
+ CTRL1_PD1 = 0x80,
+};
+enum lis3lv02d_ctrl2 {
+ CTRL2_DAS = 0x01,
+ CTRL2_SIM = 0x02,
+ CTRL2_DRDY = 0x04,
+ CTRL2_IEN = 0x08,
+ CTRL2_BOOT = 0x10,
+ CTRL2_BLE = 0x20,
+ CTRL2_BDU = 0x40, /* Block Data Update */
+ CTRL2_FS = 0x80, /* Full Scale selection */
+};
+
+
+enum lis3lv02d_ctrl3 {
+ CTRL3_CFS0 = 0x01,
+ CTRL3_CFS1 = 0x02,
+ CTRL3_FDS = 0x10,
+ CTRL3_HPFF = 0x20,
+ CTRL3_HPDD = 0x40,
+ CTRL3_ECK = 0x80,
+};
+
+enum lis3lv02d_status_reg {
+ STATUS_XDA = 0x01,
+ STATUS_YDA = 0x02,
+ STATUS_ZDA = 0x04,
+ STATUS_XYZDA = 0x08,
+ STATUS_XOR = 0x10,
+ STATUS_YOR = 0x20,
+ STATUS_ZOR = 0x40,
+ STATUS_XYZOR = 0x80,
+};
+
+enum lis3lv02d_ff_wu_cfg {
+ FF_WU_CFG_XLIE = 0x01,
+ FF_WU_CFG_XHIE = 0x02,
+ FF_WU_CFG_YLIE = 0x04,
+ FF_WU_CFG_YHIE = 0x08,
+ FF_WU_CFG_ZLIE = 0x10,
+ FF_WU_CFG_ZHIE = 0x20,
+ FF_WU_CFG_LIR = 0x40,
+ FF_WU_CFG_AOI = 0x80,
+};
+
+enum lis3lv02d_ff_wu_src {
+ FF_WU_SRC_XL = 0x01,
+ FF_WU_SRC_XH = 0x02,
+ FF_WU_SRC_YL = 0x04,
+ FF_WU_SRC_YH = 0x08,
+ FF_WU_SRC_ZL = 0x10,
+ FF_WU_SRC_ZH = 0x20,
+ FF_WU_SRC_IA = 0x40,
+};
+
+enum lis3lv02d_dd_cfg {
+ DD_CFG_XLIE = 0x01,
+ DD_CFG_XHIE = 0x02,
+ DD_CFG_YLIE = 0x04,
+ DD_CFG_YHIE = 0x08,
+ DD_CFG_ZLIE = 0x10,
+ DD_CFG_ZHIE = 0x20,
+ DD_CFG_LIR = 0x40,
+ DD_CFG_IEND = 0x80,
+};
+
+enum lis3lv02d_dd_src {
+ DD_SRC_XL = 0x01,
+ DD_SRC_XH = 0x02,
+ DD_SRC_YL = 0x04,
+ DD_SRC_YH = 0x08,
+ DD_SRC_ZL = 0x10,
+ DD_SRC_ZH = 0x20,
+ DD_SRC_IA = 0x40,
+};
+
diff --git a/drivers/hwmon/lm85.c b/drivers/hwmon/lm85.c
index 3ff0285396fa..cfc1ee90f5a3 100644
--- a/drivers/hwmon/lm85.c
+++ b/drivers/hwmon/lm85.c
@@ -39,7 +39,8 @@
static const unsigned short normal_i2c[] = { 0x2c, 0x2d, 0x2e, I2C_CLIENT_END };
/* Insmod parameters */
-I2C_CLIENT_INSMOD_6(lm85b, lm85c, adm1027, adt7463, emc6d100, emc6d102);
+I2C_CLIENT_INSMOD_7(lm85b, lm85c, adm1027, adt7463, adt7468, emc6d100,
+ emc6d102);
/* The LM85 registers */
@@ -59,6 +60,12 @@ I2C_CLIENT_INSMOD_6(lm85b, lm85c, adm1027, adt7463, emc6d100, emc6d102);
#define LM85_REG_COMPANY 0x3e
#define LM85_REG_VERSTEP 0x3f
+
+#define ADT7468_REG_CFG5 0x7c
+#define ADT7468_OFF64 0x01
+#define IS_ADT7468_OFF64(data) \
+ ((data)->type == adt7468 && !((data)->cfg5 & ADT7468_OFF64))
+
/* These are the recognized values for the above regs */
#define LM85_COMPANY_NATIONAL 0x01
#define LM85_COMPANY_ANALOG_DEV 0x41
@@ -70,6 +77,8 @@ I2C_CLIENT_INSMOD_6(lm85b, lm85c, adm1027, adt7463, emc6d100, emc6d102);
#define LM85_VERSTEP_ADM1027 0x60
#define LM85_VERSTEP_ADT7463 0x62
#define LM85_VERSTEP_ADT7463C 0x6A
+#define LM85_VERSTEP_ADT7468_1 0x71
+#define LM85_VERSTEP_ADT7468_2 0x72
#define LM85_VERSTEP_EMC6D100_A0 0x60
#define LM85_VERSTEP_EMC6D100_A1 0x61
#define LM85_VERSTEP_EMC6D102 0x65
@@ -306,6 +315,7 @@ struct lm85_data {
u8 vid; /* Register value */
u8 vrm; /* VRM version */
u32 alarms; /* Register encoding, combined */
+ u8 cfg5; /* Config Register 5 on ADT7468 */
struct lm85_autofan autofan[3];
struct lm85_zone zone[3];
};
@@ -685,6 +695,9 @@ static ssize_t set_temp_min(struct device *dev, struct device_attribute *attr,
struct lm85_data *data = i2c_get_clientdata(client);
long val = simple_strtol(buf, NULL, 10);
+ if (IS_ADT7468_OFF64(data))
+ val += 64;
+
mutex_lock(&data->update_lock);
data->temp_min[nr] = TEMP_TO_REG(val);
lm85_write_value(client, LM85_REG_TEMP_MIN(nr), data->temp_min[nr]);
@@ -708,6 +721,9 @@ static ssize_t set_temp_max(struct device *dev, struct device_attribute *attr,
struct lm85_data *data = i2c_get_clientdata(client);
long val = simple_strtol(buf, NULL, 10);
+ if (IS_ADT7468_OFF64(data))
+ val += 64;
+
mutex_lock(&data->update_lock);
data->temp_max[nr] = TEMP_TO_REG(val);
lm85_write_value(client, LM85_REG_TEMP_MAX(nr), data->temp_max[nr]);
@@ -1163,6 +1179,10 @@ static int lm85_detect(struct i2c_client *client, int kind,
case LM85_VERSTEP_ADT7463C:
kind = adt7463;
break;
+ case LM85_VERSTEP_ADT7468_1:
+ case LM85_VERSTEP_ADT7468_2:
+ kind = adt7468;
+ break;
}
} else if (company == LM85_COMPANY_SMSC) {
switch (verstep) {
@@ -1195,6 +1215,9 @@ static int lm85_detect(struct i2c_client *client, int kind,
case adt7463:
type_name = "adt7463";
break;
+ case adt7468:
+ type_name = "adt7468";
+ break;
case emc6d100:
type_name = "emc6d100";
break;
@@ -1246,10 +1269,11 @@ static int lm85_probe(struct i2c_client *client,
if (err)
goto err_kfree;
- /* The ADT7463 has an optional VRM 10 mode where pin 21 is used
+ /* The ADT7463/68 have an optional VRM 10 mode where pin 21 is used
as a sixth digital VID input rather than an analog input. */
data->vid = lm85_read_value(client, LM85_REG_VID);
- if (!(data->type == adt7463 && (data->vid & 0x80)))
+ if (!((data->type == adt7463 || data->type == adt7468) &&
+ (data->vid & 0x80)))
if ((err = sysfs_create_group(&client->dev.kobj,
&lm85_group_in4)))
goto err_remove_files;
@@ -1357,7 +1381,8 @@ static struct lm85_data *lm85_update_device(struct device *dev)
* There are 2 additional resolution bits per channel and we
* have room for 4, so we shift them to the left.
*/
- if (data->type == adm1027 || data->type == adt7463) {
+ if (data->type == adm1027 || data->type == adt7463 ||
+ data->type == adt7468) {
int ext1 = lm85_read_value(client,
ADM1027_REG_EXTEND_ADC1);
int ext2 = lm85_read_value(client,
@@ -1382,16 +1407,23 @@ static struct lm85_data *lm85_update_device(struct device *dev)
lm85_read_value(client, LM85_REG_FAN(i));
}
- if (!(data->type == adt7463 && (data->vid & 0x80))) {
+ if (!((data->type == adt7463 || data->type == adt7468) &&
+ (data->vid & 0x80))) {
data->in[4] = lm85_read_value(client,
LM85_REG_IN(4));
}
+ if (data->type == adt7468)
+ data->cfg5 = lm85_read_value(client, ADT7468_REG_CFG5);
+
for (i = 0; i <= 2; ++i) {
data->temp[i] =
lm85_read_value(client, LM85_REG_TEMP(i));
data->pwm[i] =
lm85_read_value(client, LM85_REG_PWM(i));
+
+ if (IS_ADT7468_OFF64(data))
+ data->temp[i] -= 64;
}
data->alarms = lm85_read_value(client, LM85_REG_ALARM1);
@@ -1446,7 +1478,8 @@ static struct lm85_data *lm85_update_device(struct device *dev)
lm85_read_value(client, LM85_REG_FAN_MIN(i));
}
- if (!(data->type == adt7463 && (data->vid & 0x80))) {
+ if (!((data->type == adt7463 || data->type == adt7468) &&
+ (data->vid & 0x80))) {
data->in_min[4] = lm85_read_value(client,
LM85_REG_IN_MIN(4));
data->in_max[4] = lm85_read_value(client,
@@ -1481,6 +1514,13 @@ static struct lm85_data *lm85_update_device(struct device *dev)
lm85_read_value(client, LM85_REG_AFAN_LIMIT(i));
data->zone[i].critical =
lm85_read_value(client, LM85_REG_AFAN_CRITICAL(i));
+
+ if (IS_ADT7468_OFF64(data)) {
+ data->temp_min[i] -= 64;
+ data->temp_max[i] -= 64;
+ data->zone[i].limit -= 64;
+ data->zone[i].critical -= 64;
+ }
}
i = lm85_read_value(client, LM85_REG_AFAN_SPIKE1);
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-25 11:55:49 +0100