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drivers/hwmon/vt8231.c
30.7 KB
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/* vt8231.c - Part of lm_sensors, Linux kernel modules for hardware monitoring |
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Copyright (c) 2005 Roger Lucas <vt8231@hiddenengine.co.uk> |
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Copyright (c) 2002 Mark D. Studebaker <mdsxyz123@yahoo.com> Aaron M. Marsh <amarsh@sdf.lonestar.org> 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., 675 Mass Ave, Cambridge, MA 02139, USA. */ /* Supports VIA VT8231 South Bridge embedded sensors */ #include <linux/module.h> #include <linux/init.h> #include <linux/slab.h> #include <linux/pci.h> #include <linux/jiffies.h> |
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#include <linux/platform_device.h> |
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#include <linux/hwmon.h> #include <linux/hwmon-sysfs.h> #include <linux/hwmon-vid.h> #include <linux/err.h> |
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#include <linux/mutex.h> |
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#include <asm/io.h> static int force_addr; module_param(force_addr, int, 0); MODULE_PARM_DESC(force_addr, "Initialize the base address of the sensors"); |
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static struct platform_device *pdev; |
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#define VT8231_EXTENT 0x80 #define VT8231_BASE_REG 0x70 #define VT8231_ENABLE_REG 0x74 /* The VT8231 registers The reset value for the input channel configuration is used (Reg 0x4A=0x07) which sets the selected inputs marked with '*' below if multiple options are possible: Voltage Mode Temperature Mode Sensor Linux Id Linux Id VIA Id -------- -------- -------- ------ CPU Diode N/A temp1 0 UIC1 in0 temp2 * 1 UIC2 in1 * temp3 2 UIC3 in2 * temp4 3 UIC4 in3 * temp5 4 UIC5 in4 * temp6 5 3.3V in5 N/A Note that the BIOS may set the configuration register to a different value to match the motherboard configuration. */ /* fans numbered 0-1 */ #define VT8231_REG_FAN_MIN(nr) (0x3b + (nr)) #define VT8231_REG_FAN(nr) (0x29 + (nr)) /* Voltage inputs numbered 0-5 */ static const u8 regvolt[] = { 0x21, 0x22, 0x23, 0x24, 0x25, 0x26 }; static const u8 regvoltmax[] = { 0x3d, 0x2b, 0x2d, 0x2f, 0x31, 0x33 }; static const u8 regvoltmin[] = { 0x3e, 0x2c, 0x2e, 0x30, 0x32, 0x34 }; /* Temperatures are numbered 1-6 according to the Linux kernel specification. ** ** In the VIA datasheet, however, the temperatures are numbered from zero. ** Since it is important that this driver can easily be compared to the VIA ** datasheet, we will use the VIA numbering within this driver and map the ** kernel sysfs device name to the VIA number in the sysfs callback. */ #define VT8231_REG_TEMP_LOW01 0x49 #define VT8231_REG_TEMP_LOW25 0x4d static const u8 regtemp[] = { 0x1f, 0x21, 0x22, 0x23, 0x24, 0x25 }; static const u8 regtempmax[] = { 0x39, 0x3d, 0x2b, 0x2d, 0x2f, 0x31 }; static const u8 regtempmin[] = { 0x3a, 0x3e, 0x2c, 0x2e, 0x30, 0x32 }; #define TEMP_FROM_REG(reg) (((253 * 4 - (reg)) * 550 + 105) / 210) #define TEMP_MAXMIN_FROM_REG(reg) (((253 - (reg)) * 2200 + 105) / 210) #define TEMP_MAXMIN_TO_REG(val) (253 - ((val) * 210 + 1100) / 2200) #define VT8231_REG_CONFIG 0x40 #define VT8231_REG_ALARM1 0x41 #define VT8231_REG_ALARM2 0x42 #define VT8231_REG_FANDIV 0x47 #define VT8231_REG_UCH_CONFIG 0x4a #define VT8231_REG_TEMP1_CONFIG 0x4b #define VT8231_REG_TEMP2_CONFIG 0x4c /* temps 0-5 as numbered in VIA datasheet - see later for mapping to Linux ** numbering */ #define ISTEMP(i, ch_config) ((i) == 0 ? 1 : \ ((ch_config) >> ((i)+1)) & 0x01) /* voltages 0-5 */ #define ISVOLT(i, ch_config) ((i) == 5 ? 1 : \ !(((ch_config) >> ((i)+2)) & 0x01)) #define DIV_FROM_REG(val) (1 << (val)) /* NB The values returned here are NOT temperatures. The calibration curves ** for the thermistor curves are board-specific and must go in the ** sensors.conf file. Temperature sensors are actually ten bits, but the ** VIA datasheet only considers the 8 MSBs obtained from the regtemp[] ** register. The temperature value returned should have a magnitude of 3, ** so we use the VIA scaling as the "true" scaling and use the remaining 2 ** LSBs as fractional precision. ** ** All the on-chip hardware temperature comparisons for the alarms are only ** 8-bits wide, and compare against the 8 MSBs of the temperature. The bits ** in the registers VT8231_REG_TEMP_LOW01 and VT8231_REG_TEMP_LOW25 are ** ignored. */ /******** FAN RPM CONVERSIONS ******** ** This chip saturates back at 0, not at 255 like many the other chips. ** So, 0 means 0 RPM */ static inline u8 FAN_TO_REG(long rpm, int div) { if (rpm == 0) return 0; return SENSORS_LIMIT(1310720 / (rpm * div), 1, 255); } #define FAN_FROM_REG(val, div) ((val) == 0 ? 0 : 1310720 / ((val) * (div))) struct vt8231_data { |
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unsigned short addr; const char *name; |
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struct mutex update_lock; |
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struct device *hwmon_dev; |
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char valid; /* !=0 if following fields are valid */ unsigned long last_updated; /* In jiffies */ u8 in[6]; /* Register value */ u8 in_max[6]; /* Register value */ u8 in_min[6]; /* Register value */ u16 temp[6]; /* Register value 10 bit, right aligned */ u8 temp_max[6]; /* Register value */ u8 temp_min[6]; /* Register value */ u8 fan[2]; /* Register value */ u8 fan_min[2]; /* Register value */ u8 fan_div[2]; /* Register encoding, shifted right */ u16 alarms; /* Register encoding */ u8 uch_config; }; static struct pci_dev *s_bridge; |
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static int vt8231_probe(struct platform_device *pdev); |
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static int __devexit vt8231_remove(struct platform_device *pdev); |
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static struct vt8231_data *vt8231_update_device(struct device *dev); |
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static void vt8231_init_device(struct vt8231_data *data); |
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static inline int vt8231_read_value(struct vt8231_data *data, u8 reg) |
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{ |
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return inb_p(data->addr + reg); |
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} |
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static inline void vt8231_write_value(struct vt8231_data *data, u8 reg, |
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u8 value) { |
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outb_p(value, data->addr + reg); |
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} /* following are the sysfs callback functions */ static ssize_t show_in(struct device *dev, struct device_attribute *attr, char *buf) { struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); int nr = sensor_attr->index; struct vt8231_data *data = vt8231_update_device(dev); return sprintf(buf, "%d ", ((data->in[nr] - 3) * 10000) / 958); } static ssize_t show_in_min(struct device *dev, struct device_attribute *attr, char *buf) { struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); int nr = sensor_attr->index; struct vt8231_data *data = vt8231_update_device(dev); return sprintf(buf, "%d ", ((data->in_min[nr] - 3) * 10000) / 958); } static ssize_t show_in_max(struct device *dev, struct device_attribute *attr, char *buf) { struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); int nr = sensor_attr->index; struct vt8231_data *data = vt8231_update_device(dev); return sprintf(buf, "%d ", (((data->in_max[nr] - 3) * 10000) / 958)); } static ssize_t set_in_min(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); int nr = sensor_attr->index; |
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struct vt8231_data *data = dev_get_drvdata(dev); |
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unsigned long val = simple_strtoul(buf, NULL, 10); |
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mutex_lock(&data->update_lock); |
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data->in_min[nr] = SENSORS_LIMIT(((val * 958) / 10000) + 3, 0, 255); |
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vt8231_write_value(data, regvoltmin[nr], data->in_min[nr]); |
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mutex_unlock(&data->update_lock); |
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return count; } static ssize_t set_in_max(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); int nr = sensor_attr->index; |
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struct vt8231_data *data = dev_get_drvdata(dev); |
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unsigned long val = simple_strtoul(buf, NULL, 10); |
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mutex_lock(&data->update_lock); |
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data->in_max[nr] = SENSORS_LIMIT(((val * 958) / 10000) + 3, 0, 255); |
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vt8231_write_value(data, regvoltmax[nr], data->in_max[nr]); |
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mutex_unlock(&data->update_lock); |
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return count; } /* Special case for input 5 as this has 3.3V scaling built into the chip */ static ssize_t show_in5(struct device *dev, struct device_attribute *attr, char *buf) { struct vt8231_data *data = vt8231_update_device(dev); return sprintf(buf, "%d ", (((data->in[5] - 3) * 10000 * 54) / (958 * 34))); } static ssize_t show_in5_min(struct device *dev, struct device_attribute *attr, char *buf) { struct vt8231_data *data = vt8231_update_device(dev); return sprintf(buf, "%d ", (((data->in_min[5] - 3) * 10000 * 54) / (958 * 34))); } static ssize_t show_in5_max(struct device *dev, struct device_attribute *attr, char *buf) { struct vt8231_data *data = vt8231_update_device(dev); return sprintf(buf, "%d ", (((data->in_max[5] - 3) * 10000 * 54) / (958 * 34))); } static ssize_t set_in5_min(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { |
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struct vt8231_data *data = dev_get_drvdata(dev); |
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unsigned long val = simple_strtoul(buf, NULL, 10); |
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mutex_lock(&data->update_lock); |
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data->in_min[5] = SENSORS_LIMIT(((val * 958 * 34) / (10000 * 54)) + 3, 0, 255); |
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vt8231_write_value(data, regvoltmin[5], data->in_min[5]); |
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mutex_unlock(&data->update_lock); |
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return count; } static ssize_t set_in5_max(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { |
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struct vt8231_data *data = dev_get_drvdata(dev); |
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unsigned long val = simple_strtoul(buf, NULL, 10); |
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mutex_lock(&data->update_lock); |
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data->in_max[5] = SENSORS_LIMIT(((val * 958 * 34) / (10000 * 54)) + 3, 0, 255); |
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vt8231_write_value(data, regvoltmax[5], data->in_max[5]); |
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mutex_unlock(&data->update_lock); |
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return count; } #define define_voltage_sysfs(offset) \ static SENSOR_DEVICE_ATTR(in##offset##_input, S_IRUGO, \ show_in, NULL, offset); \ static SENSOR_DEVICE_ATTR(in##offset##_min, S_IRUGO | S_IWUSR, \ show_in_min, set_in_min, offset); \ static SENSOR_DEVICE_ATTR(in##offset##_max, S_IRUGO | S_IWUSR, \ show_in_max, set_in_max, offset) define_voltage_sysfs(0); define_voltage_sysfs(1); define_voltage_sysfs(2); define_voltage_sysfs(3); define_voltage_sysfs(4); static DEVICE_ATTR(in5_input, S_IRUGO, show_in5, NULL); static DEVICE_ATTR(in5_min, S_IRUGO | S_IWUSR, show_in5_min, set_in5_min); static DEVICE_ATTR(in5_max, S_IRUGO | S_IWUSR, show_in5_max, set_in5_max); /* Temperatures */ static ssize_t show_temp0(struct device *dev, struct device_attribute *attr, char *buf) { struct vt8231_data *data = vt8231_update_device(dev); return sprintf(buf, "%d ", data->temp[0] * 250); } static ssize_t show_temp0_max(struct device *dev, struct device_attribute *attr, char *buf) { struct vt8231_data *data = vt8231_update_device(dev); return sprintf(buf, "%d ", data->temp_max[0] * 1000); } static ssize_t show_temp0_min(struct device *dev, struct device_attribute *attr, char *buf) { struct vt8231_data *data = vt8231_update_device(dev); return sprintf(buf, "%d ", data->temp_min[0] * 1000); } static ssize_t set_temp0_max(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { |
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struct vt8231_data *data = dev_get_drvdata(dev); |
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int val = simple_strtol(buf, NULL, 10); |
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mutex_lock(&data->update_lock); |
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data->temp_max[0] = SENSORS_LIMIT((val + 500) / 1000, 0, 255); |
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vt8231_write_value(data, regtempmax[0], data->temp_max[0]); |
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mutex_unlock(&data->update_lock); |
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return count; } static ssize_t set_temp0_min(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { |
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struct vt8231_data *data = dev_get_drvdata(dev); |
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int val = simple_strtol(buf, NULL, 10); |
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mutex_lock(&data->update_lock); |
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data->temp_min[0] = SENSORS_LIMIT((val + 500) / 1000, 0, 255); |
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vt8231_write_value(data, regtempmin[0], data->temp_min[0]); |
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mutex_unlock(&data->update_lock); |
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return count; } static ssize_t show_temp(struct device *dev, struct device_attribute *attr, char *buf) { struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); int nr = sensor_attr->index; struct vt8231_data *data = vt8231_update_device(dev); return sprintf(buf, "%d ", TEMP_FROM_REG(data->temp[nr])); } static ssize_t show_temp_max(struct device *dev, struct device_attribute *attr, char *buf) { struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); int nr = sensor_attr->index; struct vt8231_data *data = vt8231_update_device(dev); return sprintf(buf, "%d ", TEMP_MAXMIN_FROM_REG(data->temp_max[nr])); } static ssize_t show_temp_min(struct device *dev, struct device_attribute *attr, char *buf) { struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); int nr = sensor_attr->index; struct vt8231_data *data = vt8231_update_device(dev); return sprintf(buf, "%d ", TEMP_MAXMIN_FROM_REG(data->temp_min[nr])); } static ssize_t set_temp_max(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); int nr = sensor_attr->index; |
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struct vt8231_data *data = dev_get_drvdata(dev); |
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int val = simple_strtol(buf, NULL, 10); |
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mutex_lock(&data->update_lock); |
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data->temp_max[nr] = SENSORS_LIMIT(TEMP_MAXMIN_TO_REG(val), 0, 255); |
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vt8231_write_value(data, regtempmax[nr], data->temp_max[nr]); |
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mutex_unlock(&data->update_lock); |
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return count; } static ssize_t set_temp_min(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); int nr = sensor_attr->index; |
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struct vt8231_data *data = dev_get_drvdata(dev); |
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int val = simple_strtol(buf, NULL, 10); |
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mutex_lock(&data->update_lock); |
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data->temp_min[nr] = SENSORS_LIMIT(TEMP_MAXMIN_TO_REG(val), 0, 255); |
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vt8231_write_value(data, regtempmin[nr], data->temp_min[nr]); |
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mutex_unlock(&data->update_lock); |
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return count; } /* Note that these map the Linux temperature sensor numbering (1-6) to the VIA ** temperature sensor numbering (0-5) */ #define define_temperature_sysfs(offset) \ static SENSOR_DEVICE_ATTR(temp##offset##_input, S_IRUGO, \ show_temp, NULL, offset - 1); \ static SENSOR_DEVICE_ATTR(temp##offset##_max, S_IRUGO | S_IWUSR, \ show_temp_max, set_temp_max, offset - 1); \ |
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static SENSOR_DEVICE_ATTR(temp##offset##_max_hyst, S_IRUGO | S_IWUSR, \ |
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show_temp_min, set_temp_min, offset - 1) static DEVICE_ATTR(temp1_input, S_IRUGO, show_temp0, NULL); static DEVICE_ATTR(temp1_max, S_IRUGO | S_IWUSR, show_temp0_max, set_temp0_max); |
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static DEVICE_ATTR(temp1_max_hyst, S_IRUGO | S_IWUSR, show_temp0_min, set_temp0_min); |
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define_temperature_sysfs(2); define_temperature_sysfs(3); define_temperature_sysfs(4); define_temperature_sysfs(5); define_temperature_sysfs(6); |
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/* Fans */ static ssize_t show_fan(struct device *dev, struct device_attribute *attr, char *buf) { struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); int nr = sensor_attr->index; struct vt8231_data *data = vt8231_update_device(dev); return sprintf(buf, "%d ", FAN_FROM_REG(data->fan[nr], DIV_FROM_REG(data->fan_div[nr]))); } static ssize_t show_fan_min(struct device *dev, struct device_attribute *attr, char *buf) { struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); int nr = sensor_attr->index; struct vt8231_data *data = vt8231_update_device(dev); return sprintf(buf, "%d ", FAN_FROM_REG(data->fan_min[nr], DIV_FROM_REG(data->fan_div[nr]))); } static ssize_t show_fan_div(struct device *dev, struct device_attribute *attr, char *buf) { struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); int nr = sensor_attr->index; struct vt8231_data *data = vt8231_update_device(dev); return sprintf(buf, "%d ", DIV_FROM_REG(data->fan_div[nr])); } static ssize_t set_fan_min(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); int nr = sensor_attr->index; |
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struct vt8231_data *data = dev_get_drvdata(dev); |
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int val = simple_strtoul(buf, NULL, 10); |
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mutex_lock(&data->update_lock); |
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data->fan_min[nr] = FAN_TO_REG(val, DIV_FROM_REG(data->fan_div[nr])); |
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vt8231_write_value(data, VT8231_REG_FAN_MIN(nr), data->fan_min[nr]); |
9a61bf630 [PATCH] hwmon: Se... |
486 |
mutex_unlock(&data->update_lock); |
1de9e371b [PATCH] hwmon: Ne... |
487 488 489 490 491 492 |
return count; } static ssize_t set_fan_div(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { |
ec5e1a4b8 hwmon: Convert vt... |
493 |
struct vt8231_data *data = dev_get_drvdata(dev); |
1de9e371b [PATCH] hwmon: Ne... |
494 495 496 |
struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); unsigned long val = simple_strtoul(buf, NULL, 10); int nr = sensor_attr->index; |
ec5e1a4b8 hwmon: Convert vt... |
497 |
int old = vt8231_read_value(data, VT8231_REG_FANDIV); |
1de9e371b [PATCH] hwmon: Ne... |
498 499 |
long min = FAN_FROM_REG(data->fan_min[nr], DIV_FROM_REG(data->fan_div[nr])); |
9a61bf630 [PATCH] hwmon: Se... |
500 |
mutex_lock(&data->update_lock); |
1de9e371b [PATCH] hwmon: Ne... |
501 502 503 504 505 506 |
switch (val) { case 1: data->fan_div[nr] = 0; break; case 2: data->fan_div[nr] = 1; break; case 4: data->fan_div[nr] = 2; break; case 8: data->fan_div[nr] = 3; break; default: |
b20ff13a6 hwmon: (vt8231) A... |
507 |
dev_err(dev, "fan_div value %ld not supported. " |
1de9e371b [PATCH] hwmon: Ne... |
508 509 |
"Choose one of 1, 2, 4 or 8! ", val); |
9a61bf630 [PATCH] hwmon: Se... |
510 |
mutex_unlock(&data->update_lock); |
1de9e371b [PATCH] hwmon: Ne... |
511 512 513 514 515 |
return -EINVAL; } /* Correct the fan minimum speed */ data->fan_min[nr] = FAN_TO_REG(min, DIV_FROM_REG(data->fan_div[nr])); |
ec5e1a4b8 hwmon: Convert vt... |
516 |
vt8231_write_value(data, VT8231_REG_FAN_MIN(nr), data->fan_min[nr]); |
1de9e371b [PATCH] hwmon: Ne... |
517 518 |
old = (old & 0x0f) | (data->fan_div[1] << 6) | (data->fan_div[0] << 4); |
ec5e1a4b8 hwmon: Convert vt... |
519 |
vt8231_write_value(data, VT8231_REG_FANDIV, old); |
9a61bf630 [PATCH] hwmon: Se... |
520 |
mutex_unlock(&data->update_lock); |
1de9e371b [PATCH] hwmon: Ne... |
521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 |
return count; } #define define_fan_sysfs(offset) \ static SENSOR_DEVICE_ATTR(fan##offset##_input, S_IRUGO, \ show_fan, NULL, offset - 1); \ static SENSOR_DEVICE_ATTR(fan##offset##_div, S_IRUGO | S_IWUSR, \ show_fan_div, set_fan_div, offset - 1); \ static SENSOR_DEVICE_ATTR(fan##offset##_min, S_IRUGO | S_IWUSR, \ show_fan_min, set_fan_min, offset - 1) define_fan_sysfs(1); define_fan_sysfs(2); /* Alarms */ static ssize_t show_alarms(struct device *dev, struct device_attribute *attr, char *buf) { struct vt8231_data *data = vt8231_update_device(dev); return sprintf(buf, "%d ", data->alarms); } |
1de9e371b [PATCH] hwmon: Ne... |
544 |
static DEVICE_ATTR(alarms, S_IRUGO, show_alarms, NULL); |
2d1374cad hwmon: (vt8231) A... |
545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 |
static ssize_t show_alarm(struct device *dev, struct device_attribute *attr, char *buf) { int bitnr = to_sensor_dev_attr(attr)->index; struct vt8231_data *data = vt8231_update_device(dev); return sprintf(buf, "%u ", (data->alarms >> bitnr) & 1); } static SENSOR_DEVICE_ATTR(temp1_alarm, S_IRUGO, show_alarm, NULL, 4); static SENSOR_DEVICE_ATTR(temp2_alarm, S_IRUGO, show_alarm, NULL, 11); static SENSOR_DEVICE_ATTR(temp3_alarm, S_IRUGO, show_alarm, NULL, 0); static SENSOR_DEVICE_ATTR(temp4_alarm, S_IRUGO, show_alarm, NULL, 1); static SENSOR_DEVICE_ATTR(temp5_alarm, S_IRUGO, show_alarm, NULL, 3); static SENSOR_DEVICE_ATTR(temp6_alarm, S_IRUGO, show_alarm, NULL, 8); static SENSOR_DEVICE_ATTR(in0_alarm, S_IRUGO, show_alarm, NULL, 11); static SENSOR_DEVICE_ATTR(in1_alarm, S_IRUGO, show_alarm, NULL, 0); static SENSOR_DEVICE_ATTR(in2_alarm, S_IRUGO, show_alarm, NULL, 1); static SENSOR_DEVICE_ATTR(in3_alarm, S_IRUGO, show_alarm, NULL, 3); static SENSOR_DEVICE_ATTR(in4_alarm, S_IRUGO, show_alarm, NULL, 8); static SENSOR_DEVICE_ATTR(in5_alarm, S_IRUGO, show_alarm, NULL, 2); static SENSOR_DEVICE_ATTR(fan1_alarm, S_IRUGO, show_alarm, NULL, 6); static SENSOR_DEVICE_ATTR(fan2_alarm, S_IRUGO, show_alarm, NULL, 7); |
ec5e1a4b8 hwmon: Convert vt... |
567 568 569 570 571 572 573 574 |
static ssize_t show_name(struct device *dev, struct device_attribute *devattr, char *buf) { struct vt8231_data *data = dev_get_drvdata(dev); return sprintf(buf, "%s ", data->name); } static DEVICE_ATTR(name, S_IRUGO, show_name, NULL); |
2d1374cad hwmon: (vt8231) A... |
575 |
static struct attribute *vt8231_attributes_temps[6][5] = { |
cbeeb5b7c vt8231: Fix unche... |
576 577 578 579 |
{ &dev_attr_temp1_input.attr, &dev_attr_temp1_max_hyst.attr, &dev_attr_temp1_max.attr, |
2d1374cad hwmon: (vt8231) A... |
580 |
&sensor_dev_attr_temp1_alarm.dev_attr.attr, |
cbeeb5b7c vt8231: Fix unche... |
581 582 583 584 585 |
NULL }, { &sensor_dev_attr_temp2_input.dev_attr.attr, &sensor_dev_attr_temp2_max_hyst.dev_attr.attr, &sensor_dev_attr_temp2_max.dev_attr.attr, |
2d1374cad hwmon: (vt8231) A... |
586 |
&sensor_dev_attr_temp2_alarm.dev_attr.attr, |
cbeeb5b7c vt8231: Fix unche... |
587 588 589 590 591 |
NULL }, { &sensor_dev_attr_temp3_input.dev_attr.attr, &sensor_dev_attr_temp3_max_hyst.dev_attr.attr, &sensor_dev_attr_temp3_max.dev_attr.attr, |
2d1374cad hwmon: (vt8231) A... |
592 |
&sensor_dev_attr_temp3_alarm.dev_attr.attr, |
cbeeb5b7c vt8231: Fix unche... |
593 594 595 596 597 |
NULL }, { &sensor_dev_attr_temp4_input.dev_attr.attr, &sensor_dev_attr_temp4_max_hyst.dev_attr.attr, &sensor_dev_attr_temp4_max.dev_attr.attr, |
2d1374cad hwmon: (vt8231) A... |
598 |
&sensor_dev_attr_temp4_alarm.dev_attr.attr, |
cbeeb5b7c vt8231: Fix unche... |
599 600 601 602 603 |
NULL }, { &sensor_dev_attr_temp5_input.dev_attr.attr, &sensor_dev_attr_temp5_max_hyst.dev_attr.attr, &sensor_dev_attr_temp5_max.dev_attr.attr, |
2d1374cad hwmon: (vt8231) A... |
604 |
&sensor_dev_attr_temp5_alarm.dev_attr.attr, |
cbeeb5b7c vt8231: Fix unche... |
605 606 607 608 609 |
NULL }, { &sensor_dev_attr_temp6_input.dev_attr.attr, &sensor_dev_attr_temp6_max_hyst.dev_attr.attr, &sensor_dev_attr_temp6_max.dev_attr.attr, |
2d1374cad hwmon: (vt8231) A... |
610 |
&sensor_dev_attr_temp6_alarm.dev_attr.attr, |
cbeeb5b7c vt8231: Fix unche... |
611 612 613 614 615 616 617 618 619 620 621 622 |
NULL } }; static const struct attribute_group vt8231_group_temps[6] = { { .attrs = vt8231_attributes_temps[0] }, { .attrs = vt8231_attributes_temps[1] }, { .attrs = vt8231_attributes_temps[2] }, { .attrs = vt8231_attributes_temps[3] }, { .attrs = vt8231_attributes_temps[4] }, { .attrs = vt8231_attributes_temps[5] }, }; |
2d1374cad hwmon: (vt8231) A... |
623 |
static struct attribute *vt8231_attributes_volts[6][5] = { |
cbeeb5b7c vt8231: Fix unche... |
624 625 626 627 |
{ &sensor_dev_attr_in0_input.dev_attr.attr, &sensor_dev_attr_in0_min.dev_attr.attr, &sensor_dev_attr_in0_max.dev_attr.attr, |
2d1374cad hwmon: (vt8231) A... |
628 |
&sensor_dev_attr_in0_alarm.dev_attr.attr, |
cbeeb5b7c vt8231: Fix unche... |
629 630 631 632 633 |
NULL }, { &sensor_dev_attr_in1_input.dev_attr.attr, &sensor_dev_attr_in1_min.dev_attr.attr, &sensor_dev_attr_in1_max.dev_attr.attr, |
2d1374cad hwmon: (vt8231) A... |
634 |
&sensor_dev_attr_in1_alarm.dev_attr.attr, |
cbeeb5b7c vt8231: Fix unche... |
635 636 637 638 639 |
NULL }, { &sensor_dev_attr_in2_input.dev_attr.attr, &sensor_dev_attr_in2_min.dev_attr.attr, &sensor_dev_attr_in2_max.dev_attr.attr, |
2d1374cad hwmon: (vt8231) A... |
640 |
&sensor_dev_attr_in2_alarm.dev_attr.attr, |
cbeeb5b7c vt8231: Fix unche... |
641 642 643 644 645 |
NULL }, { &sensor_dev_attr_in3_input.dev_attr.attr, &sensor_dev_attr_in3_min.dev_attr.attr, &sensor_dev_attr_in3_max.dev_attr.attr, |
2d1374cad hwmon: (vt8231) A... |
646 |
&sensor_dev_attr_in3_alarm.dev_attr.attr, |
cbeeb5b7c vt8231: Fix unche... |
647 648 649 650 651 |
NULL }, { &sensor_dev_attr_in4_input.dev_attr.attr, &sensor_dev_attr_in4_min.dev_attr.attr, &sensor_dev_attr_in4_max.dev_attr.attr, |
2d1374cad hwmon: (vt8231) A... |
652 |
&sensor_dev_attr_in4_alarm.dev_attr.attr, |
cbeeb5b7c vt8231: Fix unche... |
653 654 655 656 657 |
NULL }, { &dev_attr_in5_input.attr, &dev_attr_in5_min.attr, &dev_attr_in5_max.attr, |
2d1374cad hwmon: (vt8231) A... |
658 |
&sensor_dev_attr_in5_alarm.dev_attr.attr, |
cbeeb5b7c vt8231: Fix unche... |
659 660 661 662 663 664 665 666 667 668 669 670 671 672 673 674 675 676 677 678 |
NULL } }; static const struct attribute_group vt8231_group_volts[6] = { { .attrs = vt8231_attributes_volts[0] }, { .attrs = vt8231_attributes_volts[1] }, { .attrs = vt8231_attributes_volts[2] }, { .attrs = vt8231_attributes_volts[3] }, { .attrs = vt8231_attributes_volts[4] }, { .attrs = vt8231_attributes_volts[5] }, }; static struct attribute *vt8231_attributes[] = { &sensor_dev_attr_fan1_input.dev_attr.attr, &sensor_dev_attr_fan2_input.dev_attr.attr, &sensor_dev_attr_fan1_min.dev_attr.attr, &sensor_dev_attr_fan2_min.dev_attr.attr, &sensor_dev_attr_fan1_div.dev_attr.attr, &sensor_dev_attr_fan2_div.dev_attr.attr, |
2d1374cad hwmon: (vt8231) A... |
679 680 |
&sensor_dev_attr_fan1_alarm.dev_attr.attr, &sensor_dev_attr_fan2_alarm.dev_attr.attr, |
cbeeb5b7c vt8231: Fix unche... |
681 |
&dev_attr_alarms.attr, |
ec5e1a4b8 hwmon: Convert vt... |
682 |
&dev_attr_name.attr, |
cbeeb5b7c vt8231: Fix unche... |
683 684 685 686 687 688 |
NULL }; static const struct attribute_group vt8231_group = { .attrs = vt8231_attributes, }; |
ec5e1a4b8 hwmon: Convert vt... |
689 |
static struct platform_driver vt8231_driver = { |
cdaf79349 [PATCH] i2c: Drop... |
690 |
.driver = { |
872188420 i2c-isa: Restore ... |
691 |
.owner = THIS_MODULE, |
cdaf79349 [PATCH] i2c: Drop... |
692 693 |
.name = "vt8231", }, |
ec5e1a4b8 hwmon: Convert vt... |
694 695 |
.probe = vt8231_probe, .remove = __devexit_p(vt8231_remove), |
1de9e371b [PATCH] hwmon: Ne... |
696 697 698 699 700 701 702 703 704 705 706 707 708 709 710 711 712 |
}; static struct pci_device_id vt8231_pci_ids[] = { { PCI_DEVICE(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_8231_4) }, { 0, } }; MODULE_DEVICE_TABLE(pci, vt8231_pci_ids); static int __devinit vt8231_pci_probe(struct pci_dev *dev, const struct pci_device_id *id); static struct pci_driver vt8231_pci_driver = { .name = "vt8231", .id_table = vt8231_pci_ids, .probe = vt8231_pci_probe, }; |
a022fef5a hwmon: (vt8231) f... |
713 |
static int vt8231_probe(struct platform_device *pdev) |
1de9e371b [PATCH] hwmon: Ne... |
714 |
{ |
ec5e1a4b8 hwmon: Convert vt... |
715 |
struct resource *res; |
1de9e371b [PATCH] hwmon: Ne... |
716 717 |
struct vt8231_data *data; int err = 0, i; |
1de9e371b [PATCH] hwmon: Ne... |
718 719 |
/* Reserve the ISA region */ |
ec5e1a4b8 hwmon: Convert vt... |
720 721 722 723 724 725 |
res = platform_get_resource(pdev, IORESOURCE_IO, 0); if (!request_region(res->start, VT8231_EXTENT, vt8231_driver.driver.name)) { dev_err(&pdev->dev, "Region 0x%lx-0x%lx already in use! ", (unsigned long)res->start, (unsigned long)res->end); |
1de9e371b [PATCH] hwmon: Ne... |
726 727 728 729 730 731 732 |
return -ENODEV; } if (!(data = kzalloc(sizeof(struct vt8231_data), GFP_KERNEL))) { err = -ENOMEM; goto exit_release; } |
ec5e1a4b8 hwmon: Convert vt... |
733 734 735 |
platform_set_drvdata(pdev, data); data->addr = res->start; data->name = "vt8231"; |
1de9e371b [PATCH] hwmon: Ne... |
736 |
|
9a61bf630 [PATCH] hwmon: Se... |
737 |
mutex_init(&data->update_lock); |
ec5e1a4b8 hwmon: Convert vt... |
738 |
vt8231_init_device(data); |
1de9e371b [PATCH] hwmon: Ne... |
739 740 |
/* Register sysfs hooks */ |
ec5e1a4b8 hwmon: Convert vt... |
741 742 |
if ((err = sysfs_create_group(&pdev->dev.kobj, &vt8231_group))) goto exit_free; |
1de9e371b [PATCH] hwmon: Ne... |
743 744 |
/* Must update device information to find out the config field */ |
ec5e1a4b8 hwmon: Convert vt... |
745 |
data->uch_config = vt8231_read_value(data, VT8231_REG_UCH_CONFIG); |
1de9e371b [PATCH] hwmon: Ne... |
746 |
|
cbeeb5b7c vt8231: Fix unche... |
747 |
for (i = 0; i < ARRAY_SIZE(vt8231_group_temps); i++) { |
1de9e371b [PATCH] hwmon: Ne... |
748 |
if (ISTEMP(i, data->uch_config)) { |
ec5e1a4b8 hwmon: Convert vt... |
749 |
if ((err = sysfs_create_group(&pdev->dev.kobj, |
cbeeb5b7c vt8231: Fix unche... |
750 751 |
&vt8231_group_temps[i]))) goto exit_remove_files; |
1de9e371b [PATCH] hwmon: Ne... |
752 753 |
} } |
cbeeb5b7c vt8231: Fix unche... |
754 |
for (i = 0; i < ARRAY_SIZE(vt8231_group_volts); i++) { |
1de9e371b [PATCH] hwmon: Ne... |
755 |
if (ISVOLT(i, data->uch_config)) { |
ec5e1a4b8 hwmon: Convert vt... |
756 |
if ((err = sysfs_create_group(&pdev->dev.kobj, |
cbeeb5b7c vt8231: Fix unche... |
757 758 |
&vt8231_group_volts[i]))) goto exit_remove_files; |
1de9e371b [PATCH] hwmon: Ne... |
759 760 |
} } |
1beeffe43 hwmon: Convert fr... |
761 762 763 |
data->hwmon_dev = hwmon_device_register(&pdev->dev); if (IS_ERR(data->hwmon_dev)) { err = PTR_ERR(data->hwmon_dev); |
cbeeb5b7c vt8231: Fix unche... |
764 765 |
goto exit_remove_files; } |
1de9e371b [PATCH] hwmon: Ne... |
766 |
return 0; |
cbeeb5b7c vt8231: Fix unche... |
767 768 |
exit_remove_files: for (i = 0; i < ARRAY_SIZE(vt8231_group_volts); i++) |
ec5e1a4b8 hwmon: Convert vt... |
769 |
sysfs_remove_group(&pdev->dev.kobj, &vt8231_group_volts[i]); |
cbeeb5b7c vt8231: Fix unche... |
770 771 |
for (i = 0; i < ARRAY_SIZE(vt8231_group_temps); i++) |
ec5e1a4b8 hwmon: Convert vt... |
772 773 774 |
sysfs_remove_group(&pdev->dev.kobj, &vt8231_group_temps[i]); sysfs_remove_group(&pdev->dev.kobj, &vt8231_group); |
cbeeb5b7c vt8231: Fix unche... |
775 |
|
1de9e371b [PATCH] hwmon: Ne... |
776 |
exit_free: |
04a6217df hwmon: Fix a pote... |
777 |
platform_set_drvdata(pdev, NULL); |
1de9e371b [PATCH] hwmon: Ne... |
778 |
kfree(data); |
ec5e1a4b8 hwmon: Convert vt... |
779 |
|
1de9e371b [PATCH] hwmon: Ne... |
780 |
exit_release: |
ec5e1a4b8 hwmon: Convert vt... |
781 |
release_region(res->start, VT8231_EXTENT); |
1de9e371b [PATCH] hwmon: Ne... |
782 783 |
return err; } |
d05461289 hwmon: Add missin... |
784 |
static int __devexit vt8231_remove(struct platform_device *pdev) |
1de9e371b [PATCH] hwmon: Ne... |
785 |
{ |
ec5e1a4b8 hwmon: Convert vt... |
786 787 |
struct vt8231_data *data = platform_get_drvdata(pdev); int i; |
1de9e371b [PATCH] hwmon: Ne... |
788 |
|
1beeffe43 hwmon: Convert fr... |
789 |
hwmon_device_unregister(data->hwmon_dev); |
1de9e371b [PATCH] hwmon: Ne... |
790 |
|
cbeeb5b7c vt8231: Fix unche... |
791 |
for (i = 0; i < ARRAY_SIZE(vt8231_group_volts); i++) |
ec5e1a4b8 hwmon: Convert vt... |
792 |
sysfs_remove_group(&pdev->dev.kobj, &vt8231_group_volts[i]); |
cbeeb5b7c vt8231: Fix unche... |
793 794 |
for (i = 0; i < ARRAY_SIZE(vt8231_group_temps); i++) |
ec5e1a4b8 hwmon: Convert vt... |
795 |
sysfs_remove_group(&pdev->dev.kobj, &vt8231_group_temps[i]); |
cbeeb5b7c vt8231: Fix unche... |
796 |
|
ec5e1a4b8 hwmon: Convert vt... |
797 |
sysfs_remove_group(&pdev->dev.kobj, &vt8231_group); |
cbeeb5b7c vt8231: Fix unche... |
798 |
|
ec5e1a4b8 hwmon: Convert vt... |
799 800 |
release_region(data->addr, VT8231_EXTENT); platform_set_drvdata(pdev, NULL); |
1de9e371b [PATCH] hwmon: Ne... |
801 |
kfree(data); |
1de9e371b [PATCH] hwmon: Ne... |
802 803 |
return 0; } |
ec5e1a4b8 hwmon: Convert vt... |
804 |
static void vt8231_init_device(struct vt8231_data *data) |
1de9e371b [PATCH] hwmon: Ne... |
805 |
{ |
ec5e1a4b8 hwmon: Convert vt... |
806 807 |
vt8231_write_value(data, VT8231_REG_TEMP1_CONFIG, 0); vt8231_write_value(data, VT8231_REG_TEMP2_CONFIG, 0); |
1de9e371b [PATCH] hwmon: Ne... |
808 809 810 811 |
} static struct vt8231_data *vt8231_update_device(struct device *dev) { |
ec5e1a4b8 hwmon: Convert vt... |
812 |
struct vt8231_data *data = dev_get_drvdata(dev); |
1de9e371b [PATCH] hwmon: Ne... |
813 814 |
int i; u16 low; |
9a61bf630 [PATCH] hwmon: Se... |
815 |
mutex_lock(&data->update_lock); |
1de9e371b [PATCH] hwmon: Ne... |
816 817 818 819 820 |
if (time_after(jiffies, data->last_updated + HZ + HZ / 2) || !data->valid) { for (i = 0; i < 6; i++) { if (ISVOLT(i, data->uch_config)) { |
ec5e1a4b8 hwmon: Convert vt... |
821 |
data->in[i] = vt8231_read_value(data, |
1de9e371b [PATCH] hwmon: Ne... |
822 |
regvolt[i]); |
ec5e1a4b8 hwmon: Convert vt... |
823 |
data->in_min[i] = vt8231_read_value(data, |
1de9e371b [PATCH] hwmon: Ne... |
824 |
regvoltmin[i]); |
ec5e1a4b8 hwmon: Convert vt... |
825 |
data->in_max[i] = vt8231_read_value(data, |
1de9e371b [PATCH] hwmon: Ne... |
826 827 828 829 |
regvoltmax[i]); } } for (i = 0; i < 2; i++) { |
ec5e1a4b8 hwmon: Convert vt... |
830 |
data->fan[i] = vt8231_read_value(data, |
1de9e371b [PATCH] hwmon: Ne... |
831 |
VT8231_REG_FAN(i)); |
ec5e1a4b8 hwmon: Convert vt... |
832 |
data->fan_min[i] = vt8231_read_value(data, |
1de9e371b [PATCH] hwmon: Ne... |
833 834 |
VT8231_REG_FAN_MIN(i)); } |
ec5e1a4b8 hwmon: Convert vt... |
835 |
low = vt8231_read_value(data, VT8231_REG_TEMP_LOW01); |
1de9e371b [PATCH] hwmon: Ne... |
836 |
low = (low >> 6) | ((low & 0x30) >> 2) |
ec5e1a4b8 hwmon: Convert vt... |
837 |
| (vt8231_read_value(data, VT8231_REG_TEMP_LOW25) << 4); |
1de9e371b [PATCH] hwmon: Ne... |
838 839 |
for (i = 0; i < 6; i++) { if (ISTEMP(i, data->uch_config)) { |
ec5e1a4b8 hwmon: Convert vt... |
840 |
data->temp[i] = (vt8231_read_value(data, |
1de9e371b [PATCH] hwmon: Ne... |
841 842 |
regtemp[i]) << 2) | ((low >> (2 * i)) & 0x03); |
ec5e1a4b8 hwmon: Convert vt... |
843 |
data->temp_max[i] = vt8231_read_value(data, |
1de9e371b [PATCH] hwmon: Ne... |
844 |
regtempmax[i]); |
ec5e1a4b8 hwmon: Convert vt... |
845 |
data->temp_min[i] = vt8231_read_value(data, |
1de9e371b [PATCH] hwmon: Ne... |
846 847 848 |
regtempmin[i]); } } |
ec5e1a4b8 hwmon: Convert vt... |
849 |
i = vt8231_read_value(data, VT8231_REG_FANDIV); |
1de9e371b [PATCH] hwmon: Ne... |
850 851 |
data->fan_div[0] = (i >> 4) & 0x03; data->fan_div[1] = i >> 6; |
ec5e1a4b8 hwmon: Convert vt... |
852 853 |
data->alarms = vt8231_read_value(data, VT8231_REG_ALARM1) | (vt8231_read_value(data, VT8231_REG_ALARM2) << 8); |
1de9e371b [PATCH] hwmon: Ne... |
854 855 856 857 858 859 860 861 862 863 864 865 866 867 868 869 870 |
/* Set alarm flags correctly */ if (!data->fan[0] && data->fan_min[0]) { data->alarms |= 0x40; } else if (data->fan[0] && !data->fan_min[0]) { data->alarms &= ~0x40; } if (!data->fan[1] && data->fan_min[1]) { data->alarms |= 0x80; } else if (data->fan[1] && !data->fan_min[1]) { data->alarms &= ~0x80; } data->last_updated = jiffies; data->valid = 1; } |
9a61bf630 [PATCH] hwmon: Se... |
871 |
mutex_unlock(&data->update_lock); |
1de9e371b [PATCH] hwmon: Ne... |
872 873 874 |
return data; } |
ec5e1a4b8 hwmon: Convert vt... |
875 876 877 878 879 880 881 882 883 884 885 886 887 888 889 890 891 892 893 894 895 896 897 898 899 900 901 902 903 904 905 906 907 908 909 910 911 912 913 914 915 |
static int __devinit vt8231_device_add(unsigned short address) { struct resource res = { .start = address, .end = address + VT8231_EXTENT - 1, .name = "vt8231", .flags = IORESOURCE_IO, }; int err; pdev = platform_device_alloc("vt8231", address); if (!pdev) { err = -ENOMEM; printk(KERN_ERR "vt8231: Device allocation failed "); goto exit; } err = platform_device_add_resources(pdev, &res, 1); if (err) { printk(KERN_ERR "vt8231: Device resource addition failed " "(%d) ", err); goto exit_device_put; } err = platform_device_add(pdev); if (err) { printk(KERN_ERR "vt8231: Device addition failed (%d) ", err); goto exit_device_put; } return 0; exit_device_put: platform_device_put(pdev); exit: return err; } |
1de9e371b [PATCH] hwmon: Ne... |
916 917 918 |
static int __devinit vt8231_pci_probe(struct pci_dev *dev, const struct pci_device_id *id) { |
ec5e1a4b8 hwmon: Convert vt... |
919 920 921 922 923 924 925 926 927 928 929 |
u16 address, val; if (force_addr) { address = force_addr & 0xff00; dev_warn(&dev->dev, "Forcing ISA address 0x%x ", address); if (PCIBIOS_SUCCESSFUL != pci_write_config_word(dev, VT8231_BASE_REG, address | 1)) return -ENODEV; } |
1de9e371b [PATCH] hwmon: Ne... |
930 931 932 933 |
if (PCIBIOS_SUCCESSFUL != pci_read_config_word(dev, VT8231_BASE_REG, &val)) return -ENODEV; |
ec5e1a4b8 hwmon: Convert vt... |
934 935 |
address = val & ~(VT8231_EXTENT - 1); if (address == 0) { |
1de9e371b [PATCH] hwmon: Ne... |
936 937 938 939 940 |
dev_err(&dev->dev, "base address not set -\ upgrade BIOS or use force_addr=0xaddr "); return -ENODEV; } |
ec5e1a4b8 hwmon: Convert vt... |
941 942 943 |
if (PCIBIOS_SUCCESSFUL != pci_read_config_word(dev, VT8231_ENABLE_REG, &val)) return -ENODEV; |
1de9e371b [PATCH] hwmon: Ne... |
944 |
|
ec5e1a4b8 hwmon: Convert vt... |
945 946 947 948 949 950 951 |
if (!(val & 0x0001)) { dev_warn(&dev->dev, "enabling sensors "); if (PCIBIOS_SUCCESSFUL != pci_write_config_word(dev, VT8231_ENABLE_REG, val | 0x0001)) return -ENODEV; |
1de9e371b [PATCH] hwmon: Ne... |
952 |
} |
ec5e1a4b8 hwmon: Convert vt... |
953 954 955 956 957 958 |
if (platform_driver_register(&vt8231_driver)) goto exit; /* Sets global pdev as a side effect */ if (vt8231_device_add(address)) goto exit_unregister; |
1de9e371b [PATCH] hwmon: Ne... |
959 960 961 962 |
/* Always return failure here. This is to allow other drivers to bind * to this pci device. We don't really want to have control over the * pci device, we only wanted to read as few register values from it. */ |
ec5e1a4b8 hwmon: Convert vt... |
963 964 965 966 967 968 969 970 971 |
/* We do, however, mark ourselves as using the PCI device to stop it getting unloaded. */ s_bridge = pci_dev_get(dev); return -ENODEV; exit_unregister: platform_driver_unregister(&vt8231_driver); exit: |
1de9e371b [PATCH] hwmon: Ne... |
972 973 974 975 976 |
return -ENODEV; } static int __init sm_vt8231_init(void) { |
93b47684f [PATCH] drivers/*... |
977 |
return pci_register_driver(&vt8231_pci_driver); |
1de9e371b [PATCH] hwmon: Ne... |
978 979 980 981 982 983 |
} static void __exit sm_vt8231_exit(void) { pci_unregister_driver(&vt8231_pci_driver); if (s_bridge != NULL) { |
ec5e1a4b8 hwmon: Convert vt... |
984 985 |
platform_device_unregister(pdev); platform_driver_unregister(&vt8231_driver); |
1de9e371b [PATCH] hwmon: Ne... |
986 987 988 989 |
pci_dev_put(s_bridge); s_bridge = NULL; } } |
af865765a hwmon: (vt8231) U... |
990 |
MODULE_AUTHOR("Roger Lucas <vt8231@hiddenengine.co.uk>"); |
1de9e371b [PATCH] hwmon: Ne... |
991 992 993 994 995 |
MODULE_DESCRIPTION("VT8231 sensors"); MODULE_LICENSE("GPL"); module_init(sm_vt8231_init); module_exit(sm_vt8231_exit); |