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drivers/hwmon/it87.c
68 KB
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/* |
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* it87.c - Part of lm_sensors, Linux kernel modules for hardware * monitoring. * * The IT8705F is an LPC-based Super I/O part that contains UARTs, a * parallel port, an IR port, a MIDI port, a floppy controller, etc., in * addition to an Environment Controller (Enhanced Hardware Monitor and * Fan Controller) * * This driver supports only the Environment Controller in the IT8705F and * similar parts. The other devices are supported by different drivers. * * Supports: IT8705F Super I/O chip w/LPC interface * IT8712F Super I/O chip w/LPC interface * IT8716F Super I/O chip w/LPC interface * IT8718F Super I/O chip w/LPC interface * IT8720F Super I/O chip w/LPC interface |
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* IT8721F Super I/O chip w/LPC interface |
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* IT8726F Super I/O chip w/LPC interface |
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* IT8728F Super I/O chip w/LPC interface |
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* IT8758E Super I/O chip w/LPC interface |
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* Sis950 A clone of the IT8705F * * Copyright (C) 2001 Chris Gauthron * Copyright (C) 2005-2010 Jean Delvare <khali@linux-fr.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. */ |
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#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt |
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#include <linux/module.h> #include <linux/init.h> #include <linux/slab.h> #include <linux/jiffies.h> |
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#include <linux/platform_device.h> |
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#include <linux/hwmon.h> |
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#include <linux/hwmon-sysfs.h> #include <linux/hwmon-vid.h> |
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#include <linux/err.h> |
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#include <linux/mutex.h> |
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#include <linux/sysfs.h> |
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#include <linux/string.h> #include <linux/dmi.h> |
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#include <linux/acpi.h> |
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#include <linux/io.h> |
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#define DRVNAME "it87" |
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enum chips { it87, it8712, it8716, it8718, it8720, it8721, it8728 }; |
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static unsigned short force_id; module_param(force_id, ushort, 0); MODULE_PARM_DESC(force_id, "Override the detected device ID"); |
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static struct platform_device *pdev; |
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#define REG 0x2e /* The register to read/write */ #define DEV 0x07 /* Register: Logical device select */ #define VAL 0x2f /* The value to read/write */ #define PME 0x04 /* The device with the fan registers in it */ |
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/* The device with the IT8718F/IT8720F VID value in it */ #define GPIO 0x07 |
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#define DEVID 0x20 /* Register: Device ID */ #define DEVREV 0x22 /* Register: Device Revision */ |
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static inline int superio_inb(int reg) |
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{ outb(reg, REG); return inb(VAL); } |
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static inline void superio_outb(int reg, int val) |
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{ outb(reg, REG); outb(val, VAL); } |
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static int superio_inw(int reg) { int val; outb(reg++, REG); val = inb(VAL) << 8; outb(reg, REG); val |= inb(VAL); return val; } |
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static inline void superio_select(int ldn) |
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{ outb(DEV, REG); |
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outb(ldn, VAL); |
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} |
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static inline int superio_enter(void) |
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{ |
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/* * Try to reserve REG and REG + 1 for exclusive access. */ if (!request_muxed_region(REG, 2, DRVNAME)) return -EBUSY; |
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outb(0x87, REG); outb(0x01, REG); outb(0x55, REG); outb(0x55, REG); |
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return 0; |
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} |
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static inline void superio_exit(void) |
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{ outb(0x02, REG); outb(0x02, VAL); |
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release_region(REG, 2); |
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} |
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/* Logical device 4 registers */ |
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#define IT8712F_DEVID 0x8712 #define IT8705F_DEVID 0x8705 |
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#define IT8716F_DEVID 0x8716 |
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#define IT8718F_DEVID 0x8718 |
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#define IT8720F_DEVID 0x8720 |
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#define IT8721F_DEVID 0x8721 |
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#define IT8726F_DEVID 0x8726 |
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#define IT8728F_DEVID 0x8728 |
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#define IT87_ACT_REG 0x30 #define IT87_BASE_REG 0x60 |
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/* Logical device 7 registers (IT8712F and later) */ |
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#define IT87_SIO_GPIO3_REG 0x27 |
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#define IT87_SIO_GPIO5_REG 0x29 |
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#define IT87_SIO_PINX2_REG 0x2c /* Pin selection */ #define IT87_SIO_VID_REG 0xfc /* VID value */ |
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#define IT87_SIO_BEEP_PIN_REG 0xf6 /* Beep pin mapping */ |
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/* Update battery voltage after every reading if true */ |
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static bool update_vbat; |
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/* Not all BIOSes properly configure the PWM registers */ |
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static bool fix_pwm_polarity; |
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/* Many IT87 constants specified below */ /* Length of ISA address segment */ #define IT87_EXTENT 8 |
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/* Length of ISA address segment for Environmental Controller */ #define IT87_EC_EXTENT 2 /* Offset of EC registers from ISA base address */ #define IT87_EC_OFFSET 5 /* Where are the ISA address/data registers relative to the EC base address */ #define IT87_ADDR_REG_OFFSET 0 #define IT87_DATA_REG_OFFSET 1 |
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/*----- The IT87 registers -----*/ #define IT87_REG_CONFIG 0x00 #define IT87_REG_ALARM1 0x01 #define IT87_REG_ALARM2 0x02 #define IT87_REG_ALARM3 0x03 |
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/* The IT8718F and IT8720F have the VID value in a different register, in Super-I/O configuration space. */ |
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#define IT87_REG_VID 0x0a |
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/* The IT8705F and IT8712F earlier than revision 0x08 use register 0x0b for fan divisors. Later IT8712F revisions must use 16-bit tachometer mode. */ |
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#define IT87_REG_FAN_DIV 0x0b |
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#define IT87_REG_FAN_16BIT 0x0c |
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/* Monitors: 9 voltage (0 to 7, battery), 3 temp (1 to 3), 3 fan (1 to 3) */ |
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static const u8 IT87_REG_FAN[] = { 0x0d, 0x0e, 0x0f, 0x80, 0x82 }; static const u8 IT87_REG_FAN_MIN[] = { 0x10, 0x11, 0x12, 0x84, 0x86 }; static const u8 IT87_REG_FANX[] = { 0x18, 0x19, 0x1a, 0x81, 0x83 }; static const u8 IT87_REG_FANX_MIN[] = { 0x1b, 0x1c, 0x1d, 0x85, 0x87 }; |
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#define IT87_REG_FAN_MAIN_CTRL 0x13 #define IT87_REG_FAN_CTL 0x14 #define IT87_REG_PWM(nr) (0x15 + (nr)) |
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#define IT87_REG_PWM_DUTY(nr) (0x63 + (nr) * 8) |
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#define IT87_REG_VIN(nr) (0x20 + (nr)) #define IT87_REG_TEMP(nr) (0x29 + (nr)) #define IT87_REG_VIN_MAX(nr) (0x30 + (nr) * 2) #define IT87_REG_VIN_MIN(nr) (0x31 + (nr) * 2) #define IT87_REG_TEMP_HIGH(nr) (0x40 + (nr) * 2) #define IT87_REG_TEMP_LOW(nr) (0x41 + (nr) * 2) |
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#define IT87_REG_VIN_ENABLE 0x50 #define IT87_REG_TEMP_ENABLE 0x51 |
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#define IT87_REG_BEEP_ENABLE 0x5c |
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#define IT87_REG_CHIPID 0x58 |
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#define IT87_REG_AUTO_TEMP(nr, i) (0x60 + (nr) * 8 + (i)) #define IT87_REG_AUTO_PWM(nr, i) (0x65 + (nr) * 8 + (i)) |
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struct it87_sio_data { enum chips type; /* Values read from Super-I/O config space */ |
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u8 revision; |
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u8 vid_value; |
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u8 beep_pin; |
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u8 internal; /* Internal sensors can be labeled */ |
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/* Features skipped based on config or DMI */ |
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u8 skip_vid; |
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u8 skip_fan; |
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u8 skip_pwm; |
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}; |
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/* For each registered chip, we need to keep some data in memory. The structure is dynamically allocated. */ |
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struct it87_data { |
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struct device *hwmon_dev; |
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enum chips type; |
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u8 revision; |
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unsigned short addr; const char *name; |
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struct mutex update_lock; |
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char valid; /* !=0 if following fields are valid */ unsigned long last_updated; /* In jiffies */ |
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u16 in_scaled; /* Internal voltage sensors are scaled */ |
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u8 in[9]; /* Register value */ |
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u8 in_max[8]; /* Register value */ u8 in_min[8]; /* Register value */ |
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u8 has_fan; /* Bitfield, fans enabled */ |
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u16 fan[5]; /* Register values, possibly combined */ u16 fan_min[5]; /* Register values, possibly combined */ |
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s8 temp[3]; /* Register value */ s8 temp_high[3]; /* Register value */ s8 temp_low[3]; /* Register value */ |
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u8 sensor; /* Register value */ u8 fan_div[3]; /* Register encoding, shifted right */ u8 vid; /* Register encoding, combined */ |
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u8 vrm; |
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u32 alarms; /* Register encoding, combined */ |
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u8 beeps; /* Register encoding */ |
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u8 fan_main_ctrl; /* Register value */ |
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u8 fan_ctl; /* Register value */ |
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/* The following 3 arrays correspond to the same registers up to * the IT8720F. The meaning of bits 6-0 depends on the value of bit * 7, and we want to preserve settings on mode changes, so we have * to track all values separately. * Starting with the IT8721F, the manual PWM duty cycles are stored * in separate registers (8-bit values), so the separate tracking * is no longer needed, but it is still done to keep the driver * simple. */ |
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u8 pwm_ctrl[3]; /* Register value */ |
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u8 pwm_duty[3]; /* Manual PWM value set by user */ |
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u8 pwm_temp_map[3]; /* PWM to temp. chan. mapping (bits 1-0) */ |
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/* Automatic fan speed control registers */ u8 auto_pwm[3][4]; /* [nr][3] is hard-coded */ s8 auto_temp[3][5]; /* [nr][0] is point1_temp_hyst */ |
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}; |
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static inline int has_12mv_adc(const struct it87_data *data) { /* * IT8721F and later have a 12 mV ADC, also with internal scaling * on selected inputs. */ return data->type == it8721 || data->type == it8728; } static inline int has_newer_autopwm(const struct it87_data *data) { /* * IT8721F and later have separate registers for the temperature * mapping and the manual duty cycle. */ return data->type == it8721 || data->type == it8728; } |
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static u8 in_to_reg(const struct it87_data *data, int nr, long val) { long lsb; |
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if (has_12mv_adc(data)) { |
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if (data->in_scaled & (1 << nr)) lsb = 24; else lsb = 12; } else lsb = 16; val = DIV_ROUND_CLOSEST(val, lsb); return SENSORS_LIMIT(val, 0, 255); } static int in_from_reg(const struct it87_data *data, int nr, int val) { |
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if (has_12mv_adc(data)) { |
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if (data->in_scaled & (1 << nr)) return val * 24; else return val * 12; } else return val * 16; } |
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static inline u8 FAN_TO_REG(long rpm, int div) { if (rpm == 0) return 255; rpm = SENSORS_LIMIT(rpm, 1, 1000000); return SENSORS_LIMIT((1350000 + rpm * div / 2) / (rpm * div), 1, 254); } static inline u16 FAN16_TO_REG(long rpm) { if (rpm == 0) return 0xffff; return SENSORS_LIMIT((1350000 + rpm) / (rpm * 2), 1, 0xfffe); } #define FAN_FROM_REG(val, div) ((val) == 0 ? -1 : (val) == 255 ? 0 : \ 1350000 / ((val) * (div))) /* The divider is fixed to 2 in 16-bit mode */ #define FAN16_FROM_REG(val) ((val) == 0 ? -1 : (val) == 0xffff ? 0 : \ 1350000 / ((val) * 2)) #define TEMP_TO_REG(val) (SENSORS_LIMIT(((val) < 0 ? (((val) - 500) / 1000) : \ ((val) + 500) / 1000), -128, 127)) #define TEMP_FROM_REG(val) ((val) * 1000) |
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static u8 pwm_to_reg(const struct it87_data *data, long val) { |
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if (has_newer_autopwm(data)) |
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return val; else return val >> 1; } static int pwm_from_reg(const struct it87_data *data, u8 reg) { |
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return reg; else return (reg & 0x7f) << 1; } |
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static int DIV_TO_REG(int val) { int answer = 0; while (answer < 7 && (val >>= 1)) answer++; return answer; } #define DIV_FROM_REG(val) (1 << (val)) static const unsigned int pwm_freq[8] = { 48000000 / 128, 24000000 / 128, 12000000 / 128, 8000000 / 128, 6000000 / 128, 3000000 / 128, 1500000 / 128, 750000 / 128, }; |
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static inline int has_16bit_fans(const struct it87_data *data) { |
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/* IT8705F Datasheet 0.4.1, 3h == Version G. |
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These are the first revisions with 16bit tachometer support. */ return (data->type == it87 && data->revision >= 0x03) |
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|| (data->type == it8712 && data->revision >= 0x08) |
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|| data->type == it8716 |
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|| data->type == it8718 |
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|| data->type == it8720 |
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|| data->type == it8721 || data->type == it8728; |
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} |
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static inline int has_old_autopwm(const struct it87_data *data) { /* The old automatic fan speed control interface is implemented by IT8705F chips up to revision F and IT8712F chips up to revision G. */ return (data->type == it87 && data->revision < 0x03) || (data->type == it8712 && data->revision < 0x08); } |
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static int it87_probe(struct platform_device *pdev); |
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static int __devexit it87_remove(struct platform_device *pdev); |
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static int it87_read_value(struct it87_data *data, u8 reg); static void it87_write_value(struct it87_data *data, u8 reg, u8 value); |
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static struct it87_data *it87_update_device(struct device *dev); |
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static int it87_check_pwm(struct device *dev); static void it87_init_device(struct platform_device *pdev); |
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static struct platform_driver it87_driver = { |
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.driver = { |
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.owner = THIS_MODULE, |
b74f3fdd9 hwmon: convert it... |
398 |
.name = DRVNAME, |
cdaf79349 [PATCH] i2c: Drop... |
399 |
}, |
b74f3fdd9 hwmon: convert it... |
400 401 |
.probe = it87_probe, .remove = __devexit_p(it87_remove), |
fde095090 [PATCH] I2C: Sepa... |
402 |
}; |
20ad93d4e [PATCH] I2C: driv... |
403 404 |
static ssize_t show_in(struct device *dev, struct device_attribute *attr, char *buf) |
1da177e4c Linux-2.6.12-rc2 |
405 |
{ |
20ad93d4e [PATCH] I2C: driv... |
406 407 |
struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); int nr = sensor_attr->index; |
1da177e4c Linux-2.6.12-rc2 |
408 |
struct it87_data *data = it87_update_device(dev); |
44c1bcd4b hwmon: (it87) Add... |
409 410 |
return sprintf(buf, "%d ", in_from_reg(data, nr, data->in[nr])); |
1da177e4c Linux-2.6.12-rc2 |
411 |
} |
20ad93d4e [PATCH] I2C: driv... |
412 413 |
static ssize_t show_in_min(struct device *dev, struct device_attribute *attr, char *buf) |
1da177e4c Linux-2.6.12-rc2 |
414 |
{ |
20ad93d4e [PATCH] I2C: driv... |
415 416 |
struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); int nr = sensor_attr->index; |
1da177e4c Linux-2.6.12-rc2 |
417 |
struct it87_data *data = it87_update_device(dev); |
44c1bcd4b hwmon: (it87) Add... |
418 419 |
return sprintf(buf, "%d ", in_from_reg(data, nr, data->in_min[nr])); |
1da177e4c Linux-2.6.12-rc2 |
420 |
} |
20ad93d4e [PATCH] I2C: driv... |
421 422 |
static ssize_t show_in_max(struct device *dev, struct device_attribute *attr, char *buf) |
1da177e4c Linux-2.6.12-rc2 |
423 |
{ |
20ad93d4e [PATCH] I2C: driv... |
424 425 |
struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); int nr = sensor_attr->index; |
1da177e4c Linux-2.6.12-rc2 |
426 |
struct it87_data *data = it87_update_device(dev); |
44c1bcd4b hwmon: (it87) Add... |
427 428 |
return sprintf(buf, "%d ", in_from_reg(data, nr, data->in_max[nr])); |
1da177e4c Linux-2.6.12-rc2 |
429 |
} |
20ad93d4e [PATCH] I2C: driv... |
430 431 |
static ssize_t set_in_min(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) |
1da177e4c Linux-2.6.12-rc2 |
432 |
{ |
20ad93d4e [PATCH] I2C: driv... |
433 434 |
struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); int nr = sensor_attr->index; |
b74f3fdd9 hwmon: convert it... |
435 |
struct it87_data *data = dev_get_drvdata(dev); |
f5f64501e hwmon: (it87) Use... |
436 |
unsigned long val; |
179c4fdb5 hwmon: replaced s... |
437 |
if (kstrtoul(buf, 10, &val) < 0) |
f5f64501e hwmon: (it87) Use... |
438 |
return -EINVAL; |
1da177e4c Linux-2.6.12-rc2 |
439 |
|
9a61bf630 [PATCH] hwmon: Se... |
440 |
mutex_lock(&data->update_lock); |
44c1bcd4b hwmon: (it87) Add... |
441 |
data->in_min[nr] = in_to_reg(data, nr, val); |
b74f3fdd9 hwmon: convert it... |
442 |
it87_write_value(data, IT87_REG_VIN_MIN(nr), |
1da177e4c Linux-2.6.12-rc2 |
443 |
data->in_min[nr]); |
9a61bf630 [PATCH] hwmon: Se... |
444 |
mutex_unlock(&data->update_lock); |
1da177e4c Linux-2.6.12-rc2 |
445 446 |
return count; } |
20ad93d4e [PATCH] I2C: driv... |
447 448 |
static ssize_t set_in_max(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) |
1da177e4c Linux-2.6.12-rc2 |
449 |
{ |
20ad93d4e [PATCH] I2C: driv... |
450 451 |
struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); int nr = sensor_attr->index; |
b74f3fdd9 hwmon: convert it... |
452 |
struct it87_data *data = dev_get_drvdata(dev); |
f5f64501e hwmon: (it87) Use... |
453 |
unsigned long val; |
179c4fdb5 hwmon: replaced s... |
454 |
if (kstrtoul(buf, 10, &val) < 0) |
f5f64501e hwmon: (it87) Use... |
455 |
return -EINVAL; |
1da177e4c Linux-2.6.12-rc2 |
456 |
|
9a61bf630 [PATCH] hwmon: Se... |
457 |
mutex_lock(&data->update_lock); |
44c1bcd4b hwmon: (it87) Add... |
458 |
data->in_max[nr] = in_to_reg(data, nr, val); |
b74f3fdd9 hwmon: convert it... |
459 |
it87_write_value(data, IT87_REG_VIN_MAX(nr), |
1da177e4c Linux-2.6.12-rc2 |
460 |
data->in_max[nr]); |
9a61bf630 [PATCH] hwmon: Se... |
461 |
mutex_unlock(&data->update_lock); |
1da177e4c Linux-2.6.12-rc2 |
462 463 464 465 |
return count; } #define show_in_offset(offset) \ |
20ad93d4e [PATCH] I2C: driv... |
466 467 |
static SENSOR_DEVICE_ATTR(in##offset##_input, S_IRUGO, \ show_in, NULL, offset); |
1da177e4c Linux-2.6.12-rc2 |
468 469 |
#define limit_in_offset(offset) \ |
20ad93d4e [PATCH] I2C: driv... |
470 471 472 473 |
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); |
1da177e4c Linux-2.6.12-rc2 |
474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 |
show_in_offset(0); limit_in_offset(0); show_in_offset(1); limit_in_offset(1); show_in_offset(2); limit_in_offset(2); show_in_offset(3); limit_in_offset(3); show_in_offset(4); limit_in_offset(4); show_in_offset(5); limit_in_offset(5); show_in_offset(6); limit_in_offset(6); show_in_offset(7); limit_in_offset(7); show_in_offset(8); /* 3 temperatures */ |
20ad93d4e [PATCH] I2C: driv... |
494 495 |
static ssize_t show_temp(struct device *dev, struct device_attribute *attr, char *buf) |
1da177e4c Linux-2.6.12-rc2 |
496 |
{ |
20ad93d4e [PATCH] I2C: driv... |
497 498 |
struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); int nr = sensor_attr->index; |
1da177e4c Linux-2.6.12-rc2 |
499 500 501 502 |
struct it87_data *data = it87_update_device(dev); return sprintf(buf, "%d ", TEMP_FROM_REG(data->temp[nr])); } |
20ad93d4e [PATCH] I2C: driv... |
503 504 |
static ssize_t show_temp_max(struct device *dev, struct device_attribute *attr, char *buf) |
1da177e4c Linux-2.6.12-rc2 |
505 |
{ |
20ad93d4e [PATCH] I2C: driv... |
506 507 |
struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); int nr = sensor_attr->index; |
1da177e4c Linux-2.6.12-rc2 |
508 509 510 511 |
struct it87_data *data = it87_update_device(dev); return sprintf(buf, "%d ", TEMP_FROM_REG(data->temp_high[nr])); } |
20ad93d4e [PATCH] I2C: driv... |
512 513 |
static ssize_t show_temp_min(struct device *dev, struct device_attribute *attr, char *buf) |
1da177e4c Linux-2.6.12-rc2 |
514 |
{ |
20ad93d4e [PATCH] I2C: driv... |
515 516 |
struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); int nr = sensor_attr->index; |
1da177e4c Linux-2.6.12-rc2 |
517 518 519 520 |
struct it87_data *data = it87_update_device(dev); return sprintf(buf, "%d ", TEMP_FROM_REG(data->temp_low[nr])); } |
20ad93d4e [PATCH] I2C: driv... |
521 522 |
static ssize_t set_temp_max(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) |
1da177e4c Linux-2.6.12-rc2 |
523 |
{ |
20ad93d4e [PATCH] I2C: driv... |
524 525 |
struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); int nr = sensor_attr->index; |
b74f3fdd9 hwmon: convert it... |
526 |
struct it87_data *data = dev_get_drvdata(dev); |
f5f64501e hwmon: (it87) Use... |
527 |
long val; |
179c4fdb5 hwmon: replaced s... |
528 |
if (kstrtol(buf, 10, &val) < 0) |
f5f64501e hwmon: (it87) Use... |
529 |
return -EINVAL; |
1da177e4c Linux-2.6.12-rc2 |
530 |
|
9a61bf630 [PATCH] hwmon: Se... |
531 |
mutex_lock(&data->update_lock); |
1da177e4c Linux-2.6.12-rc2 |
532 |
data->temp_high[nr] = TEMP_TO_REG(val); |
b74f3fdd9 hwmon: convert it... |
533 |
it87_write_value(data, IT87_REG_TEMP_HIGH(nr), data->temp_high[nr]); |
9a61bf630 [PATCH] hwmon: Se... |
534 |
mutex_unlock(&data->update_lock); |
1da177e4c Linux-2.6.12-rc2 |
535 536 |
return count; } |
20ad93d4e [PATCH] I2C: driv... |
537 538 |
static ssize_t set_temp_min(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) |
1da177e4c Linux-2.6.12-rc2 |
539 |
{ |
20ad93d4e [PATCH] I2C: driv... |
540 541 |
struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); int nr = sensor_attr->index; |
b74f3fdd9 hwmon: convert it... |
542 |
struct it87_data *data = dev_get_drvdata(dev); |
f5f64501e hwmon: (it87) Use... |
543 |
long val; |
179c4fdb5 hwmon: replaced s... |
544 |
if (kstrtol(buf, 10, &val) < 0) |
f5f64501e hwmon: (it87) Use... |
545 |
return -EINVAL; |
1da177e4c Linux-2.6.12-rc2 |
546 |
|
9a61bf630 [PATCH] hwmon: Se... |
547 |
mutex_lock(&data->update_lock); |
1da177e4c Linux-2.6.12-rc2 |
548 |
data->temp_low[nr] = TEMP_TO_REG(val); |
b74f3fdd9 hwmon: convert it... |
549 |
it87_write_value(data, IT87_REG_TEMP_LOW(nr), data->temp_low[nr]); |
9a61bf630 [PATCH] hwmon: Se... |
550 |
mutex_unlock(&data->update_lock); |
1da177e4c Linux-2.6.12-rc2 |
551 552 553 |
return count; } #define show_temp_offset(offset) \ |
20ad93d4e [PATCH] I2C: driv... |
554 555 556 557 558 559 |
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); \ static SENSOR_DEVICE_ATTR(temp##offset##_min, S_IRUGO | S_IWUSR, \ show_temp_min, set_temp_min, offset - 1); |
1da177e4c Linux-2.6.12-rc2 |
560 561 562 563 |
show_temp_offset(1); show_temp_offset(2); show_temp_offset(3); |
20ad93d4e [PATCH] I2C: driv... |
564 565 |
static ssize_t show_sensor(struct device *dev, struct device_attribute *attr, char *buf) |
1da177e4c Linux-2.6.12-rc2 |
566 |
{ |
20ad93d4e [PATCH] I2C: driv... |
567 568 |
struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); int nr = sensor_attr->index; |
1da177e4c Linux-2.6.12-rc2 |
569 |
struct it87_data *data = it87_update_device(dev); |
5f2dc798c hwmon: (it87) Fix... |
570 571 |
u8 reg = data->sensor; /* In case the value is updated while we use it */ |
1da177e4c Linux-2.6.12-rc2 |
572 573 574 575 |
if (reg & (1 << nr)) return sprintf(buf, "3 "); /* thermal diode */ if (reg & (8 << nr)) |
4ed107795 hwmon: (it87) Fix... |
576 577 |
return sprintf(buf, "4 "); /* thermistor */ |
1da177e4c Linux-2.6.12-rc2 |
578 579 580 |
return sprintf(buf, "0 "); /* disabled */ } |
20ad93d4e [PATCH] I2C: driv... |
581 582 |
static ssize_t set_sensor(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) |
1da177e4c Linux-2.6.12-rc2 |
583 |
{ |
20ad93d4e [PATCH] I2C: driv... |
584 585 |
struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); int nr = sensor_attr->index; |
b74f3fdd9 hwmon: convert it... |
586 |
struct it87_data *data = dev_get_drvdata(dev); |
f5f64501e hwmon: (it87) Use... |
587 |
long val; |
8acf07c5a hwmon: (it87) Pro... |
588 |
u8 reg; |
f5f64501e hwmon: (it87) Use... |
589 |
|
179c4fdb5 hwmon: replaced s... |
590 |
if (kstrtol(buf, 10, &val) < 0) |
f5f64501e hwmon: (it87) Use... |
591 |
return -EINVAL; |
1da177e4c Linux-2.6.12-rc2 |
592 |
|
8acf07c5a hwmon: (it87) Pro... |
593 594 595 |
reg = it87_read_value(data, IT87_REG_TEMP_ENABLE); reg &= ~(1 << nr); reg &= ~(8 << nr); |
4ed107795 hwmon: (it87) Fix... |
596 597 598 599 600 601 602 |
if (val == 2) { /* backwards compatibility */ dev_warn(dev, "Sensor type 2 is deprecated, please use 4 " "instead "); val = 4; } /* 3 = thermal diode; 4 = thermistor; 0 = disabled */ |
1da177e4c Linux-2.6.12-rc2 |
603 |
if (val == 3) |
8acf07c5a hwmon: (it87) Pro... |
604 |
reg |= 1 << nr; |
4ed107795 hwmon: (it87) Fix... |
605 |
else if (val == 4) |
8acf07c5a hwmon: (it87) Pro... |
606 607 |
reg |= 8 << nr; else if (val != 0) |
1da177e4c Linux-2.6.12-rc2 |
608 |
return -EINVAL; |
8acf07c5a hwmon: (it87) Pro... |
609 610 611 |
mutex_lock(&data->update_lock); data->sensor = reg; |
b74f3fdd9 hwmon: convert it... |
612 |
it87_write_value(data, IT87_REG_TEMP_ENABLE, data->sensor); |
2b3d1d87e hwmon: (it87) Inv... |
613 |
data->valid = 0; /* Force cache refresh */ |
9a61bf630 [PATCH] hwmon: Se... |
614 |
mutex_unlock(&data->update_lock); |
1da177e4c Linux-2.6.12-rc2 |
615 616 617 |
return count; } #define show_sensor_offset(offset) \ |
20ad93d4e [PATCH] I2C: driv... |
618 619 |
static SENSOR_DEVICE_ATTR(temp##offset##_type, S_IRUGO | S_IWUSR, \ show_sensor, set_sensor, offset - 1); |
1da177e4c Linux-2.6.12-rc2 |
620 621 622 623 624 625 |
show_sensor_offset(1); show_sensor_offset(2); show_sensor_offset(3); /* 3 Fans */ |
b99883dcd hwmon: (it87) Dis... |
626 627 628 629 630 631 632 633 634 635 636 637 |
static int pwm_mode(const struct it87_data *data, int nr) { int ctrl = data->fan_main_ctrl & (1 << nr); if (ctrl == 0) /* Full speed */ return 0; if (data->pwm_ctrl[nr] & 0x80) /* Automatic mode */ return 2; else /* Manual mode */ return 1; } |
20ad93d4e [PATCH] I2C: driv... |
638 639 |
static ssize_t show_fan(struct device *dev, struct device_attribute *attr, char *buf) |
1da177e4c Linux-2.6.12-rc2 |
640 |
{ |
20ad93d4e [PATCH] I2C: driv... |
641 642 |
struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); int nr = sensor_attr->index; |
1da177e4c Linux-2.6.12-rc2 |
643 |
struct it87_data *data = it87_update_device(dev); |
5f2dc798c hwmon: (it87) Fix... |
644 645 |
return sprintf(buf, "%d ", FAN_FROM_REG(data->fan[nr], |
1da177e4c Linux-2.6.12-rc2 |
646 647 |
DIV_FROM_REG(data->fan_div[nr]))); } |
20ad93d4e [PATCH] I2C: driv... |
648 649 |
static ssize_t show_fan_min(struct device *dev, struct device_attribute *attr, char *buf) |
1da177e4c Linux-2.6.12-rc2 |
650 |
{ |
20ad93d4e [PATCH] I2C: driv... |
651 652 |
struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); int nr = sensor_attr->index; |
1da177e4c Linux-2.6.12-rc2 |
653 |
struct it87_data *data = it87_update_device(dev); |
5f2dc798c hwmon: (it87) Fix... |
654 655 656 |
return sprintf(buf, "%d ", FAN_FROM_REG(data->fan_min[nr], DIV_FROM_REG(data->fan_div[nr]))); |
1da177e4c Linux-2.6.12-rc2 |
657 |
} |
20ad93d4e [PATCH] I2C: driv... |
658 659 |
static ssize_t show_fan_div(struct device *dev, struct device_attribute *attr, char *buf) |
1da177e4c Linux-2.6.12-rc2 |
660 |
{ |
20ad93d4e [PATCH] I2C: driv... |
661 662 |
struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); int nr = sensor_attr->index; |
1da177e4c Linux-2.6.12-rc2 |
663 664 665 666 |
struct it87_data *data = it87_update_device(dev); return sprintf(buf, "%d ", DIV_FROM_REG(data->fan_div[nr])); } |
5f2dc798c hwmon: (it87) Fix... |
667 668 |
static ssize_t show_pwm_enable(struct device *dev, struct device_attribute *attr, char *buf) |
1da177e4c Linux-2.6.12-rc2 |
669 |
{ |
20ad93d4e [PATCH] I2C: driv... |
670 671 |
struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); int nr = sensor_attr->index; |
1da177e4c Linux-2.6.12-rc2 |
672 |
struct it87_data *data = it87_update_device(dev); |
b99883dcd hwmon: (it87) Dis... |
673 674 |
return sprintf(buf, "%d ", pwm_mode(data, nr)); |
1da177e4c Linux-2.6.12-rc2 |
675 |
} |
20ad93d4e [PATCH] I2C: driv... |
676 677 |
static ssize_t show_pwm(struct device *dev, struct device_attribute *attr, char *buf) |
1da177e4c Linux-2.6.12-rc2 |
678 |
{ |
20ad93d4e [PATCH] I2C: driv... |
679 680 |
struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); int nr = sensor_attr->index; |
1da177e4c Linux-2.6.12-rc2 |
681 |
struct it87_data *data = it87_update_device(dev); |
44c1bcd4b hwmon: (it87) Add... |
682 683 684 |
return sprintf(buf, "%d ", pwm_from_reg(data, data->pwm_duty[nr])); |
1da177e4c Linux-2.6.12-rc2 |
685 |
} |
f8d0c19a9 hwmon/it87: Add P... |
686 687 688 689 690 691 692 693 694 |
static ssize_t show_pwm_freq(struct device *dev, struct device_attribute *attr, char *buf) { struct it87_data *data = it87_update_device(dev); int index = (data->fan_ctl >> 4) & 0x07; return sprintf(buf, "%u ", pwm_freq[index]); } |
20ad93d4e [PATCH] I2C: driv... |
695 696 |
static ssize_t set_fan_min(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) |
1da177e4c Linux-2.6.12-rc2 |
697 |
{ |
20ad93d4e [PATCH] I2C: driv... |
698 699 |
struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); int nr = sensor_attr->index; |
b74f3fdd9 hwmon: convert it... |
700 |
struct it87_data *data = dev_get_drvdata(dev); |
f5f64501e hwmon: (it87) Use... |
701 |
long val; |
7f999aa72 hwmon: Simplify t... |
702 |
u8 reg; |
1da177e4c Linux-2.6.12-rc2 |
703 |
|
179c4fdb5 hwmon: replaced s... |
704 |
if (kstrtol(buf, 10, &val) < 0) |
f5f64501e hwmon: (it87) Use... |
705 |
return -EINVAL; |
9a61bf630 [PATCH] hwmon: Se... |
706 |
mutex_lock(&data->update_lock); |
b74f3fdd9 hwmon: convert it... |
707 |
reg = it87_read_value(data, IT87_REG_FAN_DIV); |
07eab46db [PATCH] hwmon: Fi... |
708 |
switch (nr) { |
5f2dc798c hwmon: (it87) Fix... |
709 710 711 712 713 714 715 716 717 |
case 0: data->fan_div[nr] = reg & 0x07; break; case 1: data->fan_div[nr] = (reg >> 3) & 0x07; break; case 2: data->fan_div[nr] = (reg & 0x40) ? 3 : 1; break; |
07eab46db [PATCH] hwmon: Fi... |
718 |
} |
1da177e4c Linux-2.6.12-rc2 |
719 |
data->fan_min[nr] = FAN_TO_REG(val, DIV_FROM_REG(data->fan_div[nr])); |
c7f1f7166 hwmon: (it87) Add... |
720 |
it87_write_value(data, IT87_REG_FAN_MIN[nr], data->fan_min[nr]); |
9a61bf630 [PATCH] hwmon: Se... |
721 |
mutex_unlock(&data->update_lock); |
1da177e4c Linux-2.6.12-rc2 |
722 723 |
return count; } |
20ad93d4e [PATCH] I2C: driv... |
724 725 |
static ssize_t set_fan_div(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) |
1da177e4c Linux-2.6.12-rc2 |
726 |
{ |
20ad93d4e [PATCH] I2C: driv... |
727 728 |
struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); int nr = sensor_attr->index; |
b74f3fdd9 hwmon: convert it... |
729 |
struct it87_data *data = dev_get_drvdata(dev); |
f5f64501e hwmon: (it87) Use... |
730 |
unsigned long val; |
8ab4ec3ef it87: Cleanup set... |
731 |
int min; |
1da177e4c Linux-2.6.12-rc2 |
732 |
u8 old; |
179c4fdb5 hwmon: replaced s... |
733 |
if (kstrtoul(buf, 10, &val) < 0) |
f5f64501e hwmon: (it87) Use... |
734 |
return -EINVAL; |
9a61bf630 [PATCH] hwmon: Se... |
735 |
mutex_lock(&data->update_lock); |
b74f3fdd9 hwmon: convert it... |
736 |
old = it87_read_value(data, IT87_REG_FAN_DIV); |
1da177e4c Linux-2.6.12-rc2 |
737 |
|
8ab4ec3ef it87: Cleanup set... |
738 739 |
/* Save fan min limit */ min = FAN_FROM_REG(data->fan_min[nr], DIV_FROM_REG(data->fan_div[nr])); |
1da177e4c Linux-2.6.12-rc2 |
740 741 742 743 744 745 746 747 748 749 750 751 752 753 754 755 756 |
switch (nr) { case 0: case 1: data->fan_div[nr] = DIV_TO_REG(val); break; case 2: if (val < 8) data->fan_div[nr] = 1; else data->fan_div[nr] = 3; } val = old & 0x80; val |= (data->fan_div[0] & 0x07); val |= (data->fan_div[1] & 0x07) << 3; if (data->fan_div[2] == 3) val |= 0x1 << 6; |
b74f3fdd9 hwmon: convert it... |
757 |
it87_write_value(data, IT87_REG_FAN_DIV, val); |
1da177e4c Linux-2.6.12-rc2 |
758 |
|
8ab4ec3ef it87: Cleanup set... |
759 760 |
/* Restore fan min limit */ data->fan_min[nr] = FAN_TO_REG(min, DIV_FROM_REG(data->fan_div[nr])); |
c7f1f7166 hwmon: (it87) Add... |
761 |
it87_write_value(data, IT87_REG_FAN_MIN[nr], data->fan_min[nr]); |
8ab4ec3ef it87: Cleanup set... |
762 |
|
9a61bf630 [PATCH] hwmon: Se... |
763 |
mutex_unlock(&data->update_lock); |
1da177e4c Linux-2.6.12-rc2 |
764 765 |
return count; } |
cccfc9c4b hwmon: (it87) Val... |
766 767 768 769 770 771 772 773 774 775 776 777 778 779 780 781 782 783 784 785 786 787 788 789 790 791 792 |
/* Returns 0 if OK, -EINVAL otherwise */ static int check_trip_points(struct device *dev, int nr) { const struct it87_data *data = dev_get_drvdata(dev); int i, err = 0; if (has_old_autopwm(data)) { for (i = 0; i < 3; i++) { if (data->auto_temp[nr][i] > data->auto_temp[nr][i + 1]) err = -EINVAL; } for (i = 0; i < 2; i++) { if (data->auto_pwm[nr][i] > data->auto_pwm[nr][i + 1]) err = -EINVAL; } } if (err) { dev_err(dev, "Inconsistent trip points, not switching to " "automatic mode "); dev_err(dev, "Adjust the trip points and try again "); } return err; } |
20ad93d4e [PATCH] I2C: driv... |
793 794 |
static ssize_t set_pwm_enable(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) |
1da177e4c Linux-2.6.12-rc2 |
795 |
{ |
20ad93d4e [PATCH] I2C: driv... |
796 797 |
struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); int nr = sensor_attr->index; |
b74f3fdd9 hwmon: convert it... |
798 |
struct it87_data *data = dev_get_drvdata(dev); |
f5f64501e hwmon: (it87) Use... |
799 |
long val; |
1da177e4c Linux-2.6.12-rc2 |
800 |
|
179c4fdb5 hwmon: replaced s... |
801 |
if (kstrtol(buf, 10, &val) < 0 || val < 0 || val > 2) |
b99883dcd hwmon: (it87) Dis... |
802 |
return -EINVAL; |
cccfc9c4b hwmon: (it87) Val... |
803 804 805 806 807 |
/* Check trip points before switching to automatic mode */ if (val == 2) { if (check_trip_points(dev, nr) < 0) return -EINVAL; } |
9a61bf630 [PATCH] hwmon: Se... |
808 |
mutex_lock(&data->update_lock); |
1da177e4c Linux-2.6.12-rc2 |
809 810 811 812 |
if (val == 0) { int tmp; /* make sure the fan is on when in on/off mode */ |
b74f3fdd9 hwmon: convert it... |
813 814 |
tmp = it87_read_value(data, IT87_REG_FAN_CTL); it87_write_value(data, IT87_REG_FAN_CTL, tmp | (1 << nr)); |
1da177e4c Linux-2.6.12-rc2 |
815 816 |
/* set on/off mode */ data->fan_main_ctrl &= ~(1 << nr); |
5f2dc798c hwmon: (it87) Fix... |
817 818 |
it87_write_value(data, IT87_REG_FAN_MAIN_CTRL, data->fan_main_ctrl); |
b99883dcd hwmon: (it87) Dis... |
819 820 |
} else { if (val == 1) /* Manual mode */ |
16b5dda22 hwmon: (it87) Add... |
821 |
data->pwm_ctrl[nr] = has_newer_autopwm(data) ? |
6229cdb23 hwmon: (it87) Fix... |
822 823 |
data->pwm_temp_map[nr] : data->pwm_duty[nr]; |
b99883dcd hwmon: (it87) Dis... |
824 825 826 |
else /* Automatic mode */ data->pwm_ctrl[nr] = 0x80 | data->pwm_temp_map[nr]; it87_write_value(data, IT87_REG_PWM(nr), data->pwm_ctrl[nr]); |
1da177e4c Linux-2.6.12-rc2 |
827 828 |
/* set SmartGuardian mode */ data->fan_main_ctrl |= (1 << nr); |
5f2dc798c hwmon: (it87) Fix... |
829 830 |
it87_write_value(data, IT87_REG_FAN_MAIN_CTRL, data->fan_main_ctrl); |
1da177e4c Linux-2.6.12-rc2 |
831 |
} |
9a61bf630 [PATCH] hwmon: Se... |
832 |
mutex_unlock(&data->update_lock); |
1da177e4c Linux-2.6.12-rc2 |
833 834 |
return count; } |
20ad93d4e [PATCH] I2C: driv... |
835 836 |
static ssize_t set_pwm(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) |
1da177e4c Linux-2.6.12-rc2 |
837 |
{ |
20ad93d4e [PATCH] I2C: driv... |
838 839 |
struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); int nr = sensor_attr->index; |
b74f3fdd9 hwmon: convert it... |
840 |
struct it87_data *data = dev_get_drvdata(dev); |
f5f64501e hwmon: (it87) Use... |
841 |
long val; |
1da177e4c Linux-2.6.12-rc2 |
842 |
|
179c4fdb5 hwmon: replaced s... |
843 |
if (kstrtol(buf, 10, &val) < 0 || val < 0 || val > 255) |
1da177e4c Linux-2.6.12-rc2 |
844 |
return -EINVAL; |
9a61bf630 [PATCH] hwmon: Se... |
845 |
mutex_lock(&data->update_lock); |
16b5dda22 hwmon: (it87) Add... |
846 |
if (has_newer_autopwm(data)) { |
6229cdb23 hwmon: (it87) Fix... |
847 848 849 850 851 852 853 854 855 856 857 858 859 860 861 862 863 864 |
/* If we are in automatic mode, the PWM duty cycle register * is read-only so we can't write the value */ if (data->pwm_ctrl[nr] & 0x80) { mutex_unlock(&data->update_lock); return -EBUSY; } data->pwm_duty[nr] = pwm_to_reg(data, val); it87_write_value(data, IT87_REG_PWM_DUTY(nr), data->pwm_duty[nr]); } else { data->pwm_duty[nr] = pwm_to_reg(data, val); /* If we are in manual mode, write the duty cycle immediately; * otherwise, just store it for later use. */ if (!(data->pwm_ctrl[nr] & 0x80)) { data->pwm_ctrl[nr] = data->pwm_duty[nr]; it87_write_value(data, IT87_REG_PWM(nr), data->pwm_ctrl[nr]); } |
b99883dcd hwmon: (it87) Dis... |
865 |
} |
9a61bf630 [PATCH] hwmon: Se... |
866 |
mutex_unlock(&data->update_lock); |
1da177e4c Linux-2.6.12-rc2 |
867 868 |
return count; } |
f8d0c19a9 hwmon/it87: Add P... |
869 870 871 |
static ssize_t set_pwm_freq(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { |
b74f3fdd9 hwmon: convert it... |
872 |
struct it87_data *data = dev_get_drvdata(dev); |
f5f64501e hwmon: (it87) Use... |
873 |
unsigned long val; |
f8d0c19a9 hwmon/it87: Add P... |
874 |
int i; |
179c4fdb5 hwmon: replaced s... |
875 |
if (kstrtoul(buf, 10, &val) < 0) |
f5f64501e hwmon: (it87) Use... |
876 |
return -EINVAL; |
f8d0c19a9 hwmon/it87: Add P... |
877 878 879 880 881 882 883 |
/* Search for the nearest available frequency */ for (i = 0; i < 7; i++) { if (val > (pwm_freq[i] + pwm_freq[i+1]) / 2) break; } mutex_lock(&data->update_lock); |
b74f3fdd9 hwmon: convert it... |
884 |
data->fan_ctl = it87_read_value(data, IT87_REG_FAN_CTL) & 0x8f; |
f8d0c19a9 hwmon/it87: Add P... |
885 |
data->fan_ctl |= i << 4; |
b74f3fdd9 hwmon: convert it... |
886 |
it87_write_value(data, IT87_REG_FAN_CTL, data->fan_ctl); |
f8d0c19a9 hwmon/it87: Add P... |
887 888 889 890 |
mutex_unlock(&data->update_lock); return count; } |
94ac7ee61 hwmon: (it87) Exp... |
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 ssize_t show_pwm_temp_map(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 it87_data *data = it87_update_device(dev); int map; if (data->pwm_temp_map[nr] < 3) map = 1 << data->pwm_temp_map[nr]; else map = 0; /* Should never happen */ return sprintf(buf, "%d ", map); } static ssize_t set_pwm_temp_map(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; struct it87_data *data = dev_get_drvdata(dev); long val; u8 reg; |
4f3f51bc2 hwmon: (it87) Add... |
916 917 918 919 920 921 922 |
/* This check can go away if we ever support automatic fan speed control on newer chips. */ if (!has_old_autopwm(data)) { dev_notice(dev, "Mapping change disabled for safety reasons "); return -EINVAL; } |
179c4fdb5 hwmon: replaced s... |
923 |
if (kstrtol(buf, 10, &val) < 0) |
94ac7ee61 hwmon: (it87) Exp... |
924 925 926 927 928 929 930 931 932 933 934 935 936 937 938 939 940 941 942 943 944 945 946 947 948 949 950 |
return -EINVAL; switch (val) { case (1 << 0): reg = 0x00; break; case (1 << 1): reg = 0x01; break; case (1 << 2): reg = 0x02; break; default: return -EINVAL; } mutex_lock(&data->update_lock); data->pwm_temp_map[nr] = reg; /* If we are in automatic mode, write the temp mapping immediately; * otherwise, just store it for later use. */ if (data->pwm_ctrl[nr] & 0x80) { data->pwm_ctrl[nr] = 0x80 | data->pwm_temp_map[nr]; it87_write_value(data, IT87_REG_PWM(nr), data->pwm_ctrl[nr]); } mutex_unlock(&data->update_lock); return count; } |
1da177e4c Linux-2.6.12-rc2 |
951 |
|
4f3f51bc2 hwmon: (it87) Add... |
952 953 954 955 956 957 958 959 |
static ssize_t show_auto_pwm(struct device *dev, struct device_attribute *attr, char *buf) { struct it87_data *data = it87_update_device(dev); struct sensor_device_attribute_2 *sensor_attr = to_sensor_dev_attr_2(attr); int nr = sensor_attr->nr; int point = sensor_attr->index; |
44c1bcd4b hwmon: (it87) Add... |
960 961 962 |
return sprintf(buf, "%d ", pwm_from_reg(data, data->auto_pwm[nr][point])); |
4f3f51bc2 hwmon: (it87) Add... |
963 964 965 966 967 968 969 970 971 972 973 |
} static ssize_t set_auto_pwm(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { struct it87_data *data = dev_get_drvdata(dev); struct sensor_device_attribute_2 *sensor_attr = to_sensor_dev_attr_2(attr); int nr = sensor_attr->nr; int point = sensor_attr->index; long val; |
179c4fdb5 hwmon: replaced s... |
974 |
if (kstrtol(buf, 10, &val) < 0 || val < 0 || val > 255) |
4f3f51bc2 hwmon: (it87) Add... |
975 976 977 |
return -EINVAL; mutex_lock(&data->update_lock); |
44c1bcd4b hwmon: (it87) Add... |
978 |
data->auto_pwm[nr][point] = pwm_to_reg(data, val); |
4f3f51bc2 hwmon: (it87) Add... |
979 980 981 982 983 984 985 986 987 988 989 990 991 992 993 994 995 996 997 998 999 1000 1001 1002 1003 1004 1005 1006 |
it87_write_value(data, IT87_REG_AUTO_PWM(nr, point), data->auto_pwm[nr][point]); mutex_unlock(&data->update_lock); return count; } static ssize_t show_auto_temp(struct device *dev, struct device_attribute *attr, char *buf) { struct it87_data *data = it87_update_device(dev); struct sensor_device_attribute_2 *sensor_attr = to_sensor_dev_attr_2(attr); int nr = sensor_attr->nr; int point = sensor_attr->index; return sprintf(buf, "%d ", TEMP_FROM_REG(data->auto_temp[nr][point])); } static ssize_t set_auto_temp(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { struct it87_data *data = dev_get_drvdata(dev); struct sensor_device_attribute_2 *sensor_attr = to_sensor_dev_attr_2(attr); int nr = sensor_attr->nr; int point = sensor_attr->index; long val; |
179c4fdb5 hwmon: replaced s... |
1007 |
if (kstrtol(buf, 10, &val) < 0 || val < -128000 || val > 127000) |
4f3f51bc2 hwmon: (it87) Add... |
1008 1009 1010 1011 1012 1013 1014 1015 1016 |
return -EINVAL; mutex_lock(&data->update_lock); data->auto_temp[nr][point] = TEMP_TO_REG(val); it87_write_value(data, IT87_REG_AUTO_TEMP(nr, point), data->auto_temp[nr][point]); mutex_unlock(&data->update_lock); return count; } |
20ad93d4e [PATCH] I2C: driv... |
1017 1018 1019 1020 1021 1022 1023 |
#define show_fan_offset(offset) \ static SENSOR_DEVICE_ATTR(fan##offset##_input, S_IRUGO, \ show_fan, NULL, offset - 1); \ static SENSOR_DEVICE_ATTR(fan##offset##_min, S_IRUGO | S_IWUSR, \ show_fan_min, set_fan_min, offset - 1); \ static SENSOR_DEVICE_ATTR(fan##offset##_div, S_IRUGO | S_IWUSR, \ show_fan_div, set_fan_div, offset - 1); |
1da177e4c Linux-2.6.12-rc2 |
1024 1025 1026 1027 1028 1029 |
show_fan_offset(1); show_fan_offset(2); show_fan_offset(3); #define show_pwm_offset(offset) \ |
20ad93d4e [PATCH] I2C: driv... |
1030 1031 1032 |
static SENSOR_DEVICE_ATTR(pwm##offset##_enable, S_IRUGO | S_IWUSR, \ show_pwm_enable, set_pwm_enable, offset - 1); \ static SENSOR_DEVICE_ATTR(pwm##offset, S_IRUGO | S_IWUSR, \ |
f8d0c19a9 hwmon/it87: Add P... |
1033 1034 1035 |
show_pwm, set_pwm, offset - 1); \ static DEVICE_ATTR(pwm##offset##_freq, \ (offset == 1 ? S_IRUGO | S_IWUSR : S_IRUGO), \ |
94ac7ee61 hwmon: (it87) Exp... |
1036 1037 |
show_pwm_freq, (offset == 1 ? set_pwm_freq : NULL)); \ static SENSOR_DEVICE_ATTR(pwm##offset##_auto_channels_temp, \ |
4f3f51bc2 hwmon: (it87) Add... |
1038 1039 1040 1041 1042 1043 1044 1045 1046 1047 1048 1049 1050 1051 1052 1053 1054 1055 1056 1057 1058 1059 1060 1061 1062 1063 1064 1065 |
S_IRUGO | S_IWUSR, show_pwm_temp_map, set_pwm_temp_map, \ offset - 1); \ static SENSOR_DEVICE_ATTR_2(pwm##offset##_auto_point1_pwm, \ S_IRUGO | S_IWUSR, show_auto_pwm, set_auto_pwm, \ offset - 1, 0); \ static SENSOR_DEVICE_ATTR_2(pwm##offset##_auto_point2_pwm, \ S_IRUGO | S_IWUSR, show_auto_pwm, set_auto_pwm, \ offset - 1, 1); \ static SENSOR_DEVICE_ATTR_2(pwm##offset##_auto_point3_pwm, \ S_IRUGO | S_IWUSR, show_auto_pwm, set_auto_pwm, \ offset - 1, 2); \ static SENSOR_DEVICE_ATTR_2(pwm##offset##_auto_point4_pwm, \ S_IRUGO, show_auto_pwm, NULL, offset - 1, 3); \ static SENSOR_DEVICE_ATTR_2(pwm##offset##_auto_point1_temp, \ S_IRUGO | S_IWUSR, show_auto_temp, set_auto_temp, \ offset - 1, 1); \ static SENSOR_DEVICE_ATTR_2(pwm##offset##_auto_point1_temp_hyst, \ S_IRUGO | S_IWUSR, show_auto_temp, set_auto_temp, \ offset - 1, 0); \ static SENSOR_DEVICE_ATTR_2(pwm##offset##_auto_point2_temp, \ S_IRUGO | S_IWUSR, show_auto_temp, set_auto_temp, \ offset - 1, 2); \ static SENSOR_DEVICE_ATTR_2(pwm##offset##_auto_point3_temp, \ S_IRUGO | S_IWUSR, show_auto_temp, set_auto_temp, \ offset - 1, 3); \ static SENSOR_DEVICE_ATTR_2(pwm##offset##_auto_point4_temp, \ S_IRUGO | S_IWUSR, show_auto_temp, set_auto_temp, \ offset - 1, 4); |
1da177e4c Linux-2.6.12-rc2 |
1066 1067 1068 1069 |
show_pwm_offset(1); show_pwm_offset(2); show_pwm_offset(3); |
17d648bf5 it87: Add support... |
1070 1071 1072 1073 1074 1075 1076 1077 1078 1079 1080 1081 1082 1083 1084 1085 1086 1087 1088 1089 1090 1091 1092 1093 1094 1095 |
/* A different set of callbacks for 16-bit fans */ static ssize_t show_fan16(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 it87_data *data = it87_update_device(dev); return sprintf(buf, "%d ", FAN16_FROM_REG(data->fan[nr])); } static ssize_t show_fan16_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 it87_data *data = it87_update_device(dev); return sprintf(buf, "%d ", FAN16_FROM_REG(data->fan_min[nr])); } static ssize_t set_fan16_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; |
b74f3fdd9 hwmon: convert it... |
1096 |
struct it87_data *data = dev_get_drvdata(dev); |
f5f64501e hwmon: (it87) Use... |
1097 |
long val; |
179c4fdb5 hwmon: replaced s... |
1098 |
if (kstrtol(buf, 10, &val) < 0) |
f5f64501e hwmon: (it87) Use... |
1099 |
return -EINVAL; |
17d648bf5 it87: Add support... |
1100 1101 1102 |
mutex_lock(&data->update_lock); data->fan_min[nr] = FAN16_TO_REG(val); |
c7f1f7166 hwmon: (it87) Add... |
1103 |
it87_write_value(data, IT87_REG_FAN_MIN[nr], |
17d648bf5 it87: Add support... |
1104 |
data->fan_min[nr] & 0xff); |
c7f1f7166 hwmon: (it87) Add... |
1105 |
it87_write_value(data, IT87_REG_FANX_MIN[nr], |
17d648bf5 it87: Add support... |
1106 1107 1108 1109 1110 1111 1112 1113 1114 1115 1116 1117 1118 1119 1120 1121 1122 1123 1124 |
data->fan_min[nr] >> 8); mutex_unlock(&data->update_lock); return count; } /* We want to use the same sysfs file names as 8-bit fans, but we need different variable names, so we have to use SENSOR_ATTR instead of SENSOR_DEVICE_ATTR. */ #define show_fan16_offset(offset) \ static struct sensor_device_attribute sensor_dev_attr_fan##offset##_input16 \ = SENSOR_ATTR(fan##offset##_input, S_IRUGO, \ show_fan16, NULL, offset - 1); \ static struct sensor_device_attribute sensor_dev_attr_fan##offset##_min16 \ = SENSOR_ATTR(fan##offset##_min, S_IRUGO | S_IWUSR, \ show_fan16_min, set_fan16_min, offset - 1) show_fan16_offset(1); show_fan16_offset(2); show_fan16_offset(3); |
c7f1f7166 hwmon: (it87) Add... |
1125 1126 |
show_fan16_offset(4); show_fan16_offset(5); |
17d648bf5 it87: Add support... |
1127 |
|
1da177e4c Linux-2.6.12-rc2 |
1128 |
/* Alarms */ |
5f2dc798c hwmon: (it87) Fix... |
1129 1130 |
static ssize_t show_alarms(struct device *dev, struct device_attribute *attr, char *buf) |
1da177e4c Linux-2.6.12-rc2 |
1131 1132 |
{ struct it87_data *data = it87_update_device(dev); |
68188ba7d [PATCH] I2C: Kill... |
1133 1134 |
return sprintf(buf, "%u ", data->alarms); |
1da177e4c Linux-2.6.12-rc2 |
1135 |
} |
1d66c64c3 [PATCH] I2C: Fix ... |
1136 |
static DEVICE_ATTR(alarms, S_IRUGO, show_alarms, NULL); |
1da177e4c Linux-2.6.12-rc2 |
1137 |
|
0124dd78e hwmon: (it87) Add... |
1138 1139 1140 1141 1142 1143 1144 1145 |
static ssize_t show_alarm(struct device *dev, struct device_attribute *attr, char *buf) { int bitnr = to_sensor_dev_attr(attr)->index; struct it87_data *data = it87_update_device(dev); return sprintf(buf, "%u ", (data->alarms >> bitnr) & 1); } |
3d30f9e69 hwmon: (it87) Add... |
1146 1147 1148 1149 1150 1151 1152 |
static ssize_t clear_intrusion(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { struct it87_data *data = dev_get_drvdata(dev); long val; int config; |
179c4fdb5 hwmon: replaced s... |
1153 |
if (kstrtol(buf, 10, &val) < 0 || val != 0) |
3d30f9e69 hwmon: (it87) Add... |
1154 1155 1156 1157 1158 1159 1160 1161 1162 1163 1164 1165 1166 1167 1168 1169 |
return -EINVAL; mutex_lock(&data->update_lock); config = it87_read_value(data, IT87_REG_CONFIG); if (config < 0) { count = config; } else { config |= 1 << 5; it87_write_value(data, IT87_REG_CONFIG, config); /* Invalidate cache to force re-read */ data->valid = 0; } mutex_unlock(&data->update_lock); return count; } |
0124dd78e hwmon: (it87) Add... |
1170 1171 1172 1173 1174 1175 1176 1177 1178 1179 1180 1181 1182 1183 1184 1185 |
static SENSOR_DEVICE_ATTR(in0_alarm, S_IRUGO, show_alarm, NULL, 8); static SENSOR_DEVICE_ATTR(in1_alarm, S_IRUGO, show_alarm, NULL, 9); static SENSOR_DEVICE_ATTR(in2_alarm, S_IRUGO, show_alarm, NULL, 10); static SENSOR_DEVICE_ATTR(in3_alarm, S_IRUGO, show_alarm, NULL, 11); static SENSOR_DEVICE_ATTR(in4_alarm, S_IRUGO, show_alarm, NULL, 12); static SENSOR_DEVICE_ATTR(in5_alarm, S_IRUGO, show_alarm, NULL, 13); static SENSOR_DEVICE_ATTR(in6_alarm, S_IRUGO, show_alarm, NULL, 14); static SENSOR_DEVICE_ATTR(in7_alarm, S_IRUGO, show_alarm, NULL, 15); static SENSOR_DEVICE_ATTR(fan1_alarm, S_IRUGO, show_alarm, NULL, 0); static SENSOR_DEVICE_ATTR(fan2_alarm, S_IRUGO, show_alarm, NULL, 1); static SENSOR_DEVICE_ATTR(fan3_alarm, S_IRUGO, show_alarm, NULL, 2); static SENSOR_DEVICE_ATTR(fan4_alarm, S_IRUGO, show_alarm, NULL, 3); static SENSOR_DEVICE_ATTR(fan5_alarm, S_IRUGO, show_alarm, NULL, 6); static SENSOR_DEVICE_ATTR(temp1_alarm, S_IRUGO, show_alarm, NULL, 16); static SENSOR_DEVICE_ATTR(temp2_alarm, S_IRUGO, show_alarm, NULL, 17); static SENSOR_DEVICE_ATTR(temp3_alarm, S_IRUGO, show_alarm, NULL, 18); |
3d30f9e69 hwmon: (it87) Add... |
1186 1187 |
static SENSOR_DEVICE_ATTR(intrusion0_alarm, S_IRUGO | S_IWUSR, show_alarm, clear_intrusion, 4); |
0124dd78e hwmon: (it87) Add... |
1188 |
|
d9b327c31 hwmon: (it87) Add... |
1189 1190 1191 1192 1193 1194 1195 1196 1197 1198 1199 1200 1201 1202 |
static ssize_t show_beep(struct device *dev, struct device_attribute *attr, char *buf) { int bitnr = to_sensor_dev_attr(attr)->index; struct it87_data *data = it87_update_device(dev); return sprintf(buf, "%u ", (data->beeps >> bitnr) & 1); } static ssize_t set_beep(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { int bitnr = to_sensor_dev_attr(attr)->index; struct it87_data *data = dev_get_drvdata(dev); long val; |
179c4fdb5 hwmon: replaced s... |
1203 |
if (kstrtol(buf, 10, &val) < 0 |
d9b327c31 hwmon: (it87) Add... |
1204 1205 1206 1207 1208 1209 1210 1211 1212 1213 1214 1215 1216 1217 1218 1219 1220 1221 1222 1223 1224 1225 1226 1227 1228 1229 1230 1231 1232 1233 1234 1235 1236 |
|| (val != 0 && val != 1)) return -EINVAL; mutex_lock(&data->update_lock); data->beeps = it87_read_value(data, IT87_REG_BEEP_ENABLE); if (val) data->beeps |= (1 << bitnr); else data->beeps &= ~(1 << bitnr); it87_write_value(data, IT87_REG_BEEP_ENABLE, data->beeps); mutex_unlock(&data->update_lock); return count; } static SENSOR_DEVICE_ATTR(in0_beep, S_IRUGO | S_IWUSR, show_beep, set_beep, 1); static SENSOR_DEVICE_ATTR(in1_beep, S_IRUGO, show_beep, NULL, 1); static SENSOR_DEVICE_ATTR(in2_beep, S_IRUGO, show_beep, NULL, 1); static SENSOR_DEVICE_ATTR(in3_beep, S_IRUGO, show_beep, NULL, 1); static SENSOR_DEVICE_ATTR(in4_beep, S_IRUGO, show_beep, NULL, 1); static SENSOR_DEVICE_ATTR(in5_beep, S_IRUGO, show_beep, NULL, 1); static SENSOR_DEVICE_ATTR(in6_beep, S_IRUGO, show_beep, NULL, 1); static SENSOR_DEVICE_ATTR(in7_beep, S_IRUGO, show_beep, NULL, 1); /* fanX_beep writability is set later */ static SENSOR_DEVICE_ATTR(fan1_beep, S_IRUGO, show_beep, set_beep, 0); static SENSOR_DEVICE_ATTR(fan2_beep, S_IRUGO, show_beep, set_beep, 0); static SENSOR_DEVICE_ATTR(fan3_beep, S_IRUGO, show_beep, set_beep, 0); static SENSOR_DEVICE_ATTR(fan4_beep, S_IRUGO, show_beep, set_beep, 0); static SENSOR_DEVICE_ATTR(fan5_beep, S_IRUGO, show_beep, set_beep, 0); static SENSOR_DEVICE_ATTR(temp1_beep, S_IRUGO | S_IWUSR, show_beep, set_beep, 2); static SENSOR_DEVICE_ATTR(temp2_beep, S_IRUGO, show_beep, NULL, 2); static SENSOR_DEVICE_ATTR(temp3_beep, S_IRUGO, show_beep, NULL, 2); |
5f2dc798c hwmon: (it87) Fix... |
1237 1238 |
static ssize_t show_vrm_reg(struct device *dev, struct device_attribute *attr, char *buf) |
1da177e4c Linux-2.6.12-rc2 |
1239 |
{ |
90d6619a9 hwmon: VRM is not... |
1240 |
struct it87_data *data = dev_get_drvdata(dev); |
a7be58a12 [PATCH] hwmon: it... |
1241 1242 |
return sprintf(buf, "%u ", data->vrm); |
1da177e4c Linux-2.6.12-rc2 |
1243 |
} |
5f2dc798c hwmon: (it87) Fix... |
1244 1245 |
static ssize_t store_vrm_reg(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) |
1da177e4c Linux-2.6.12-rc2 |
1246 |
{ |
b74f3fdd9 hwmon: convert it... |
1247 |
struct it87_data *data = dev_get_drvdata(dev); |
f5f64501e hwmon: (it87) Use... |
1248 |
unsigned long val; |
179c4fdb5 hwmon: replaced s... |
1249 |
if (kstrtoul(buf, 10, &val) < 0) |
f5f64501e hwmon: (it87) Use... |
1250 |
return -EINVAL; |
1da177e4c Linux-2.6.12-rc2 |
1251 |
|
1da177e4c Linux-2.6.12-rc2 |
1252 1253 1254 1255 1256 |
data->vrm = val; return count; } static DEVICE_ATTR(vrm, S_IRUGO | S_IWUSR, show_vrm_reg, store_vrm_reg); |
1da177e4c Linux-2.6.12-rc2 |
1257 |
|
5f2dc798c hwmon: (it87) Fix... |
1258 1259 |
static ssize_t show_vid_reg(struct device *dev, struct device_attribute *attr, char *buf) |
1da177e4c Linux-2.6.12-rc2 |
1260 1261 1262 1263 1264 1265 |
{ struct it87_data *data = it87_update_device(dev); return sprintf(buf, "%ld ", (long) vid_from_reg(data->vid, data->vrm)); } static DEVICE_ATTR(cpu0_vid, S_IRUGO, show_vid_reg, NULL); |
87808be4f Fix unchecked ret... |
1266 |
|
738e5e053 hwmon: (it87) Exp... |
1267 1268 1269 1270 1271 1272 1273 1274 |
static ssize_t show_label(struct device *dev, struct device_attribute *attr, char *buf) { static const char *labels[] = { "+5V", "5VSB", "Vbat", }; |
44c1bcd4b hwmon: (it87) Add... |
1275 1276 1277 1278 1279 1280 |
static const char *labels_it8721[] = { "+3.3V", "3VSB", "Vbat", }; struct it87_data *data = dev_get_drvdata(dev); |
738e5e053 hwmon: (it87) Exp... |
1281 |
int nr = to_sensor_dev_attr(attr)->index; |
16b5dda22 hwmon: (it87) Add... |
1282 1283 1284 |
return sprintf(buf, "%s ", has_12mv_adc(data) ? labels_it8721[nr] : labels[nr]); |
738e5e053 hwmon: (it87) Exp... |
1285 1286 1287 1288 |
} static SENSOR_DEVICE_ATTR(in3_label, S_IRUGO, show_label, NULL, 0); static SENSOR_DEVICE_ATTR(in7_label, S_IRUGO, show_label, NULL, 1); static SENSOR_DEVICE_ATTR(in8_label, S_IRUGO, show_label, NULL, 2); |
b74f3fdd9 hwmon: convert it... |
1289 1290 1291 1292 1293 1294 1295 1296 |
static ssize_t show_name(struct device *dev, struct device_attribute *devattr, char *buf) { struct it87_data *data = dev_get_drvdata(dev); return sprintf(buf, "%s ", data->name); } static DEVICE_ATTR(name, S_IRUGO, show_name, NULL); |
87808be4f Fix unchecked ret... |
1297 1298 1299 1300 1301 1302 1303 1304 1305 1306 1307 1308 1309 1310 1311 1312 1313 1314 1315 1316 1317 1318 1319 1320 1321 1322 |
static struct attribute *it87_attributes[] = { &sensor_dev_attr_in0_input.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_in0_min.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_in0_max.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, |
0124dd78e hwmon: (it87) Add... |
1323 1324 1325 1326 1327 1328 1329 1330 |
&sensor_dev_attr_in0_alarm.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, |
87808be4f Fix unchecked ret... |
1331 1332 1333 1334 1335 1336 1337 1338 1339 1340 1341 1342 1343 |
&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_temp1_max.dev_attr.attr, &sensor_dev_attr_temp2_max.dev_attr.attr, &sensor_dev_attr_temp3_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_temp1_type.dev_attr.attr, &sensor_dev_attr_temp2_type.dev_attr.attr, &sensor_dev_attr_temp3_type.dev_attr.attr, |
0124dd78e hwmon: (it87) Add... |
1344 1345 1346 |
&sensor_dev_attr_temp1_alarm.dev_attr.attr, &sensor_dev_attr_temp2_alarm.dev_attr.attr, &sensor_dev_attr_temp3_alarm.dev_attr.attr, |
87808be4f Fix unchecked ret... |
1347 1348 |
&dev_attr_alarms.attr, |
3d30f9e69 hwmon: (it87) Add... |
1349 |
&sensor_dev_attr_intrusion0_alarm.dev_attr.attr, |
b74f3fdd9 hwmon: convert it... |
1350 |
&dev_attr_name.attr, |
87808be4f Fix unchecked ret... |
1351 1352 1353 1354 1355 1356 |
NULL }; static const struct attribute_group it87_group = { .attrs = it87_attributes, }; |
d9b327c31 hwmon: (it87) Add... |
1357 1358 1359 1360 1361 1362 1363 1364 1365 1366 1367 1368 1369 1370 1371 1372 1373 1374 1375 |
static struct attribute *it87_attributes_beep[] = { &sensor_dev_attr_in0_beep.dev_attr.attr, &sensor_dev_attr_in1_beep.dev_attr.attr, &sensor_dev_attr_in2_beep.dev_attr.attr, &sensor_dev_attr_in3_beep.dev_attr.attr, &sensor_dev_attr_in4_beep.dev_attr.attr, &sensor_dev_attr_in5_beep.dev_attr.attr, &sensor_dev_attr_in6_beep.dev_attr.attr, &sensor_dev_attr_in7_beep.dev_attr.attr, &sensor_dev_attr_temp1_beep.dev_attr.attr, &sensor_dev_attr_temp2_beep.dev_attr.attr, &sensor_dev_attr_temp3_beep.dev_attr.attr, NULL }; static const struct attribute_group it87_group_beep = { .attrs = it87_attributes_beep, }; |
723a0aa0a hwmon: (it87) Ref... |
1376 |
static struct attribute *it87_attributes_fan16[5][3+1] = { { |
87808be4f Fix unchecked ret... |
1377 1378 |
&sensor_dev_attr_fan1_input16.dev_attr.attr, &sensor_dev_attr_fan1_min16.dev_attr.attr, |
723a0aa0a hwmon: (it87) Ref... |
1379 1380 1381 |
&sensor_dev_attr_fan1_alarm.dev_attr.attr, NULL }, { |
87808be4f Fix unchecked ret... |
1382 1383 |
&sensor_dev_attr_fan2_input16.dev_attr.attr, &sensor_dev_attr_fan2_min16.dev_attr.attr, |
723a0aa0a hwmon: (it87) Ref... |
1384 1385 1386 |
&sensor_dev_attr_fan2_alarm.dev_attr.attr, NULL }, { |
87808be4f Fix unchecked ret... |
1387 1388 |
&sensor_dev_attr_fan3_input16.dev_attr.attr, &sensor_dev_attr_fan3_min16.dev_attr.attr, |
723a0aa0a hwmon: (it87) Ref... |
1389 1390 1391 |
&sensor_dev_attr_fan3_alarm.dev_attr.attr, NULL }, { |
c7f1f7166 hwmon: (it87) Add... |
1392 1393 |
&sensor_dev_attr_fan4_input16.dev_attr.attr, &sensor_dev_attr_fan4_min16.dev_attr.attr, |
723a0aa0a hwmon: (it87) Ref... |
1394 1395 1396 |
&sensor_dev_attr_fan4_alarm.dev_attr.attr, NULL }, { |
c7f1f7166 hwmon: (it87) Add... |
1397 1398 |
&sensor_dev_attr_fan5_input16.dev_attr.attr, &sensor_dev_attr_fan5_min16.dev_attr.attr, |
723a0aa0a hwmon: (it87) Ref... |
1399 1400 1401 1402 1403 1404 1405 1406 1407 1408 1409 |
&sensor_dev_attr_fan5_alarm.dev_attr.attr, NULL } }; static const struct attribute_group it87_group_fan16[5] = { { .attrs = it87_attributes_fan16[0] }, { .attrs = it87_attributes_fan16[1] }, { .attrs = it87_attributes_fan16[2] }, { .attrs = it87_attributes_fan16[3] }, { .attrs = it87_attributes_fan16[4] }, }; |
87808be4f Fix unchecked ret... |
1410 |
|
723a0aa0a hwmon: (it87) Ref... |
1411 |
static struct attribute *it87_attributes_fan[3][4+1] = { { |
87808be4f Fix unchecked ret... |
1412 1413 1414 |
&sensor_dev_attr_fan1_input.dev_attr.attr, &sensor_dev_attr_fan1_min.dev_attr.attr, &sensor_dev_attr_fan1_div.dev_attr.attr, |
723a0aa0a hwmon: (it87) Ref... |
1415 1416 1417 |
&sensor_dev_attr_fan1_alarm.dev_attr.attr, NULL }, { |
87808be4f Fix unchecked ret... |
1418 1419 1420 |
&sensor_dev_attr_fan2_input.dev_attr.attr, &sensor_dev_attr_fan2_min.dev_attr.attr, &sensor_dev_attr_fan2_div.dev_attr.attr, |
723a0aa0a hwmon: (it87) Ref... |
1421 1422 1423 |
&sensor_dev_attr_fan2_alarm.dev_attr.attr, NULL }, { |
87808be4f Fix unchecked ret... |
1424 1425 1426 |
&sensor_dev_attr_fan3_input.dev_attr.attr, &sensor_dev_attr_fan3_min.dev_attr.attr, &sensor_dev_attr_fan3_div.dev_attr.attr, |
0124dd78e hwmon: (it87) Add... |
1427 |
&sensor_dev_attr_fan3_alarm.dev_attr.attr, |
723a0aa0a hwmon: (it87) Ref... |
1428 1429 1430 1431 1432 1433 1434 1435 1436 1437 1438 1439 1440 1441 |
NULL } }; static const struct attribute_group it87_group_fan[3] = { { .attrs = it87_attributes_fan[0] }, { .attrs = it87_attributes_fan[1] }, { .attrs = it87_attributes_fan[2] }, }; static const struct attribute_group * it87_get_fan_group(const struct it87_data *data) { return has_16bit_fans(data) ? it87_group_fan16 : it87_group_fan; } |
0124dd78e hwmon: (it87) Add... |
1442 |
|
723a0aa0a hwmon: (it87) Ref... |
1443 |
static struct attribute *it87_attributes_pwm[3][4+1] = { { |
87808be4f Fix unchecked ret... |
1444 |
&sensor_dev_attr_pwm1_enable.dev_attr.attr, |
87808be4f Fix unchecked ret... |
1445 |
&sensor_dev_attr_pwm1.dev_attr.attr, |
d5b0b5d62 hwmon: (it87) Del... |
1446 |
&dev_attr_pwm1_freq.attr, |
94ac7ee61 hwmon: (it87) Exp... |
1447 |
&sensor_dev_attr_pwm1_auto_channels_temp.dev_attr.attr, |
723a0aa0a hwmon: (it87) Ref... |
1448 1449 1450 1451 1452 |
NULL }, { &sensor_dev_attr_pwm2_enable.dev_attr.attr, &sensor_dev_attr_pwm2.dev_attr.attr, &dev_attr_pwm2_freq.attr, |
94ac7ee61 hwmon: (it87) Exp... |
1453 |
&sensor_dev_attr_pwm2_auto_channels_temp.dev_attr.attr, |
723a0aa0a hwmon: (it87) Ref... |
1454 1455 1456 1457 1458 |
NULL }, { &sensor_dev_attr_pwm3_enable.dev_attr.attr, &sensor_dev_attr_pwm3.dev_attr.attr, &dev_attr_pwm3_freq.attr, |
94ac7ee61 hwmon: (it87) Exp... |
1459 |
&sensor_dev_attr_pwm3_auto_channels_temp.dev_attr.attr, |
723a0aa0a hwmon: (it87) Ref... |
1460 1461 |
NULL } }; |
87808be4f Fix unchecked ret... |
1462 |
|
723a0aa0a hwmon: (it87) Ref... |
1463 1464 1465 1466 1467 |
static const struct attribute_group it87_group_pwm[3] = { { .attrs = it87_attributes_pwm[0] }, { .attrs = it87_attributes_pwm[1] }, { .attrs = it87_attributes_pwm[2] }, }; |
4f3f51bc2 hwmon: (it87) Add... |
1468 1469 1470 1471 1472 1473 1474 1475 1476 1477 1478 1479 1480 1481 1482 1483 1484 1485 1486 1487 1488 1489 1490 1491 1492 1493 1494 1495 1496 1497 1498 1499 1500 1501 1502 1503 1504 1505 1506 1507 |
static struct attribute *it87_attributes_autopwm[3][9+1] = { { &sensor_dev_attr_pwm1_auto_point1_pwm.dev_attr.attr, &sensor_dev_attr_pwm1_auto_point2_pwm.dev_attr.attr, &sensor_dev_attr_pwm1_auto_point3_pwm.dev_attr.attr, &sensor_dev_attr_pwm1_auto_point4_pwm.dev_attr.attr, &sensor_dev_attr_pwm1_auto_point1_temp.dev_attr.attr, &sensor_dev_attr_pwm1_auto_point1_temp_hyst.dev_attr.attr, &sensor_dev_attr_pwm1_auto_point2_temp.dev_attr.attr, &sensor_dev_attr_pwm1_auto_point3_temp.dev_attr.attr, &sensor_dev_attr_pwm1_auto_point4_temp.dev_attr.attr, NULL }, { &sensor_dev_attr_pwm2_auto_point1_pwm.dev_attr.attr, &sensor_dev_attr_pwm2_auto_point2_pwm.dev_attr.attr, &sensor_dev_attr_pwm2_auto_point3_pwm.dev_attr.attr, &sensor_dev_attr_pwm2_auto_point4_pwm.dev_attr.attr, &sensor_dev_attr_pwm2_auto_point1_temp.dev_attr.attr, &sensor_dev_attr_pwm2_auto_point1_temp_hyst.dev_attr.attr, &sensor_dev_attr_pwm2_auto_point2_temp.dev_attr.attr, &sensor_dev_attr_pwm2_auto_point3_temp.dev_attr.attr, &sensor_dev_attr_pwm2_auto_point4_temp.dev_attr.attr, NULL }, { &sensor_dev_attr_pwm3_auto_point1_pwm.dev_attr.attr, &sensor_dev_attr_pwm3_auto_point2_pwm.dev_attr.attr, &sensor_dev_attr_pwm3_auto_point3_pwm.dev_attr.attr, &sensor_dev_attr_pwm3_auto_point4_pwm.dev_attr.attr, &sensor_dev_attr_pwm3_auto_point1_temp.dev_attr.attr, &sensor_dev_attr_pwm3_auto_point1_temp_hyst.dev_attr.attr, &sensor_dev_attr_pwm3_auto_point2_temp.dev_attr.attr, &sensor_dev_attr_pwm3_auto_point3_temp.dev_attr.attr, &sensor_dev_attr_pwm3_auto_point4_temp.dev_attr.attr, NULL } }; static const struct attribute_group it87_group_autopwm[3] = { { .attrs = it87_attributes_autopwm[0] }, { .attrs = it87_attributes_autopwm[1] }, { .attrs = it87_attributes_autopwm[2] }, }; |
d9b327c31 hwmon: (it87) Add... |
1508 1509 1510 1511 1512 1513 1514 |
static struct attribute *it87_attributes_fan_beep[] = { &sensor_dev_attr_fan1_beep.dev_attr.attr, &sensor_dev_attr_fan2_beep.dev_attr.attr, &sensor_dev_attr_fan3_beep.dev_attr.attr, &sensor_dev_attr_fan4_beep.dev_attr.attr, &sensor_dev_attr_fan5_beep.dev_attr.attr, }; |
6a8d7acfb hwmon: (it87) Cre... |
1515 |
static struct attribute *it87_attributes_vid[] = { |
87808be4f Fix unchecked ret... |
1516 1517 1518 1519 |
&dev_attr_vrm.attr, &dev_attr_cpu0_vid.attr, NULL }; |
6a8d7acfb hwmon: (it87) Cre... |
1520 1521 |
static const struct attribute_group it87_group_vid = { .attrs = it87_attributes_vid, |
87808be4f Fix unchecked ret... |
1522 |
}; |
1da177e4c Linux-2.6.12-rc2 |
1523 |
|
738e5e053 hwmon: (it87) Exp... |
1524 1525 1526 1527 1528 1529 1530 1531 |
static struct attribute *it87_attributes_label[] = { &sensor_dev_attr_in3_label.dev_attr.attr, &sensor_dev_attr_in7_label.dev_attr.attr, &sensor_dev_attr_in8_label.dev_attr.attr, NULL }; static const struct attribute_group it87_group_label = { |
fa8b69758 hwmon: (it87) Fix... |
1532 |
.attrs = it87_attributes_label, |
738e5e053 hwmon: (it87) Exp... |
1533 |
}; |
2d8672c5a [PATCH] I2C: Sepa... |
1534 |
/* SuperIO detection - will change isa_address if a chip is found */ |
b74f3fdd9 hwmon: convert it... |
1535 1536 |
static int __init it87_find(unsigned short *address, struct it87_sio_data *sio_data) |
1da177e4c Linux-2.6.12-rc2 |
1537 |
{ |
5b0380c94 hwmon: (it87) Use... |
1538 |
int err; |
b74f3fdd9 hwmon: convert it... |
1539 |
u16 chip_type; |
98dd22c3e hwmon: (it87) Pre... |
1540 |
const char *board_vendor, *board_name; |
1da177e4c Linux-2.6.12-rc2 |
1541 |
|
5b0380c94 hwmon: (it87) Use... |
1542 1543 1544 1545 1546 |
err = superio_enter(); if (err) return err; err = -ENODEV; |
67b671bce hwmon: Let the us... |
1547 |
chip_type = force_id ? force_id : superio_inw(DEVID); |
b74f3fdd9 hwmon: convert it... |
1548 1549 1550 1551 1552 1553 1554 1555 1556 1557 1558 1559 1560 1561 1562 |
switch (chip_type) { case IT8705F_DEVID: sio_data->type = it87; break; case IT8712F_DEVID: sio_data->type = it8712; break; case IT8716F_DEVID: case IT8726F_DEVID: sio_data->type = it8716; break; case IT8718F_DEVID: sio_data->type = it8718; break; |
b4da93e4b hwmon: (it87) Add... |
1563 1564 1565 |
case IT8720F_DEVID: sio_data->type = it8720; break; |
44c1bcd4b hwmon: (it87) Add... |
1566 1567 1568 |
case IT8721F_DEVID: sio_data->type = it8721; break; |
16b5dda22 hwmon: (it87) Add... |
1569 1570 1571 |
case IT8728F_DEVID: sio_data->type = it8728; break; |
b74f3fdd9 hwmon: convert it... |
1572 1573 1574 |
case 0xffff: /* No device at all */ goto exit; default: |
a8ca10379 hwmon: (it87) Use... |
1575 1576 |
pr_debug("Unsupported chip (DEVID=0x%x) ", chip_type); |
b74f3fdd9 hwmon: convert it... |
1577 1578 |
goto exit; } |
1da177e4c Linux-2.6.12-rc2 |
1579 |
|
87673dd73 it87: Add support... |
1580 |
superio_select(PME); |
1da177e4c Linux-2.6.12-rc2 |
1581 |
if (!(superio_inb(IT87_ACT_REG) & 0x01)) { |
a8ca10379 hwmon: (it87) Use... |
1582 1583 |
pr_info("Device not activated, skipping "); |
1da177e4c Linux-2.6.12-rc2 |
1584 1585 1586 1587 1588 |
goto exit; } *address = superio_inw(IT87_BASE_REG) & ~(IT87_EXTENT - 1); if (*address == 0) { |
a8ca10379 hwmon: (it87) Use... |
1589 1590 |
pr_info("Base address not set, skipping "); |
1da177e4c Linux-2.6.12-rc2 |
1591 1592 1593 1594 |
goto exit; } err = 0; |
0475169c1 hwmon: (it87) Sup... |
1595 |
sio_data->revision = superio_inb(DEVREV) & 0x0f; |
a8ca10379 hwmon: (it87) Use... |
1596 1597 |
pr_info("Found IT%04xF chip at 0x%x, revision %d ", |
0475169c1 hwmon: (it87) Sup... |
1598 |
chip_type, *address, sio_data->revision); |
1da177e4c Linux-2.6.12-rc2 |
1599 |
|
738e5e053 hwmon: (it87) Exp... |
1600 1601 |
/* in8 (Vbat) is always internal */ sio_data->internal = (1 << 2); |
87673dd73 it87: Add support... |
1602 |
/* Read GPIO config and VID value from LDN 7 (GPIO) */ |
895ff2676 hwmon: (it87) Ver... |
1603 1604 1605 |
if (sio_data->type == it87) { /* The IT8705F doesn't have VID pins at all */ sio_data->skip_vid = 1; |
d9b327c31 hwmon: (it87) Add... |
1606 1607 1608 1609 |
/* The IT8705F has a different LD number for GPIO */ superio_select(5); sio_data->beep_pin = superio_inb(IT87_SIO_BEEP_PIN_REG) & 0x3f; |
895ff2676 hwmon: (it87) Ver... |
1610 |
} else { |
87673dd73 it87: Add support... |
1611 1612 1613 |
int reg; superio_select(GPIO); |
44c1bcd4b hwmon: (it87) Add... |
1614 |
|
895ff2676 hwmon: (it87) Ver... |
1615 |
reg = superio_inb(IT87_SIO_GPIO3_REG); |
16b5dda22 hwmon: (it87) Add... |
1616 1617 1618 1619 1620 |
if (sio_data->type == it8721 || sio_data->type == it8728) { /* * The IT8721F/IT8758E doesn't have VID pins at all, * not sure about the IT8728F. */ |
895ff2676 hwmon: (it87) Ver... |
1621 |
sio_data->skip_vid = 1; |
44c1bcd4b hwmon: (it87) Add... |
1622 1623 1624 |
} else { /* We need at least 4 VID pins */ if (reg & 0x0f) { |
a8ca10379 hwmon: (it87) Use... |
1625 1626 |
pr_info("VID is disabled (pins used for GPIO) "); |
44c1bcd4b hwmon: (it87) Add... |
1627 1628 |
sio_data->skip_vid = 1; } |
895ff2676 hwmon: (it87) Ver... |
1629 |
} |
591ec6509 hwmon: (it87) Che... |
1630 1631 1632 1633 1634 1635 1636 1637 1638 1639 1640 1641 |
/* Check if fan3 is there or not */ if (reg & (1 << 6)) sio_data->skip_pwm |= (1 << 2); if (reg & (1 << 7)) sio_data->skip_fan |= (1 << 2); /* Check if fan2 is there or not */ reg = superio_inb(IT87_SIO_GPIO5_REG); if (reg & (1 << 1)) sio_data->skip_pwm |= (1 << 1); if (reg & (1 << 2)) sio_data->skip_fan |= (1 << 1); |
895ff2676 hwmon: (it87) Ver... |
1642 1643 |
if ((sio_data->type == it8718 || sio_data->type == it8720) && !(sio_data->skip_vid)) |
b74f3fdd9 hwmon: convert it... |
1644 |
sio_data->vid_value = superio_inb(IT87_SIO_VID_REG); |
87673dd73 it87: Add support... |
1645 1646 |
reg = superio_inb(IT87_SIO_PINX2_REG); |
436cad2a4 hwmon: (it87) Fix... |
1647 1648 1649 1650 1651 1652 1653 1654 1655 1656 1657 1658 1659 |
/* * The IT8720F has no VIN7 pin, so VCCH should always be * routed internally to VIN7 with an internal divider. * Curiously, there still is a configuration bit to control * this, which means it can be set incorrectly. And even * more curiously, many boards out there are improperly * configured, even though the IT8720F datasheet claims * that the internal routing of VCCH to VIN7 is the default * setting. So we force the internal routing in this case. */ if (sio_data->type == it8720 && !(reg & (1 << 1))) { reg |= (1 << 1); superio_outb(IT87_SIO_PINX2_REG, reg); |
a8ca10379 hwmon: (it87) Use... |
1660 1661 |
pr_notice("Routing internal VCCH to in7 "); |
436cad2a4 hwmon: (it87) Fix... |
1662 |
} |
87673dd73 it87: Add support... |
1663 |
if (reg & (1 << 0)) |
738e5e053 hwmon: (it87) Exp... |
1664 |
sio_data->internal |= (1 << 0); |
16b5dda22 hwmon: (it87) Add... |
1665 1666 |
if ((reg & (1 << 1)) || sio_data->type == it8721 || sio_data->type == it8728) |
738e5e053 hwmon: (it87) Exp... |
1667 |
sio_data->internal |= (1 << 1); |
d9b327c31 hwmon: (it87) Add... |
1668 1669 |
sio_data->beep_pin = superio_inb(IT87_SIO_BEEP_PIN_REG) & 0x3f; |
87673dd73 it87: Add support... |
1670 |
} |
d9b327c31 hwmon: (it87) Add... |
1671 |
if (sio_data->beep_pin) |
a8ca10379 hwmon: (it87) Use... |
1672 1673 |
pr_info("Beeping is supported "); |
87673dd73 it87: Add support... |
1674 |
|
98dd22c3e hwmon: (it87) Pre... |
1675 1676 1677 1678 1679 1680 1681 1682 1683 1684 1685 1686 |
/* Disable specific features based on DMI strings */ board_vendor = dmi_get_system_info(DMI_BOARD_VENDOR); board_name = dmi_get_system_info(DMI_BOARD_NAME); if (board_vendor && board_name) { if (strcmp(board_vendor, "nVIDIA") == 0 && strcmp(board_name, "FN68PT") == 0) { /* On the Shuttle SN68PT, FAN_CTL2 is apparently not connected to a fan, but to something else. One user has reported instant system power-off when changing the PWM2 duty cycle, so we disable it. I use the board name string as the trigger in case the same board is ever used in other systems. */ |
a8ca10379 hwmon: (it87) Use... |
1687 1688 |
pr_info("Disabling pwm2 due to hardware constraints "); |
98dd22c3e hwmon: (it87) Pre... |
1689 1690 1691 |
sio_data->skip_pwm = (1 << 1); } } |
1da177e4c Linux-2.6.12-rc2 |
1692 1693 1694 1695 |
exit: superio_exit(); return err; } |
723a0aa0a hwmon: (it87) Ref... |
1696 1697 1698 1699 1700 1701 1702 1703 |
static void it87_remove_files(struct device *dev) { struct it87_data *data = platform_get_drvdata(pdev); struct it87_sio_data *sio_data = dev->platform_data; const struct attribute_group *fan_group = it87_get_fan_group(data); int i; sysfs_remove_group(&dev->kobj, &it87_group); |
d9b327c31 hwmon: (it87) Add... |
1704 1705 |
if (sio_data->beep_pin) sysfs_remove_group(&dev->kobj, &it87_group_beep); |
723a0aa0a hwmon: (it87) Ref... |
1706 1707 1708 1709 |
for (i = 0; i < 5; i++) { if (!(data->has_fan & (1 << i))) continue; sysfs_remove_group(&dev->kobj, &fan_group[i]); |
d9b327c31 hwmon: (it87) Add... |
1710 1711 1712 |
if (sio_data->beep_pin) sysfs_remove_file(&dev->kobj, it87_attributes_fan_beep[i]); |
723a0aa0a hwmon: (it87) Ref... |
1713 1714 1715 1716 1717 |
} for (i = 0; i < 3; i++) { if (sio_data->skip_pwm & (1 << 0)) continue; sysfs_remove_group(&dev->kobj, &it87_group_pwm[i]); |
4f3f51bc2 hwmon: (it87) Add... |
1718 1719 1720 |
if (has_old_autopwm(data)) sysfs_remove_group(&dev->kobj, &it87_group_autopwm[i]); |
723a0aa0a hwmon: (it87) Ref... |
1721 |
} |
6a8d7acfb hwmon: (it87) Cre... |
1722 1723 |
if (!sio_data->skip_vid) sysfs_remove_group(&dev->kobj, &it87_group_vid); |
738e5e053 hwmon: (it87) Exp... |
1724 |
sysfs_remove_group(&dev->kobj, &it87_group_label); |
723a0aa0a hwmon: (it87) Ref... |
1725 |
} |
b74f3fdd9 hwmon: convert it... |
1726 |
static int __devinit it87_probe(struct platform_device *pdev) |
1da177e4c Linux-2.6.12-rc2 |
1727 |
{ |
1da177e4c Linux-2.6.12-rc2 |
1728 |
struct it87_data *data; |
b74f3fdd9 hwmon: convert it... |
1729 1730 1731 |
struct resource *res; struct device *dev = &pdev->dev; struct it87_sio_data *sio_data = dev->platform_data; |
723a0aa0a hwmon: (it87) Ref... |
1732 1733 |
const struct attribute_group *fan_group; int err = 0, i; |
1da177e4c Linux-2.6.12-rc2 |
1734 |
int enable_pwm_interface; |
d9b327c31 hwmon: (it87) Add... |
1735 |
int fan_beep_need_rw; |
b74f3fdd9 hwmon: convert it... |
1736 1737 1738 1739 1740 |
static const char *names[] = { "it87", "it8712", "it8716", "it8718", |
b4da93e4b hwmon: (it87) Add... |
1741 |
"it8720", |
44c1bcd4b hwmon: (it87) Add... |
1742 |
"it8721", |
16b5dda22 hwmon: (it87) Add... |
1743 |
"it8728", |
b74f3fdd9 hwmon: convert it... |
1744 1745 1746 |
}; res = platform_get_resource(pdev, IORESOURCE_IO, 0); |
87b4b6634 hwmon: (it87) req... |
1747 |
if (!request_region(res->start, IT87_EC_EXTENT, DRVNAME)) { |
b74f3fdd9 hwmon: convert it... |
1748 1749 1750 |
dev_err(dev, "Failed to request region 0x%lx-0x%lx ", (unsigned long)res->start, |
87b4b6634 hwmon: (it87) req... |
1751 |
(unsigned long)(res->start + IT87_EC_EXTENT - 1)); |
8e9afcbbd hwmon/it87: Remov... |
1752 1753 1754 |
err = -EBUSY; goto ERROR0; } |
1da177e4c Linux-2.6.12-rc2 |
1755 |
|
5f2dc798c hwmon: (it87) Fix... |
1756 1757 |
data = kzalloc(sizeof(struct it87_data), GFP_KERNEL); if (!data) { |
1da177e4c Linux-2.6.12-rc2 |
1758 1759 1760 |
err = -ENOMEM; goto ERROR1; } |
1da177e4c Linux-2.6.12-rc2 |
1761 |
|
b74f3fdd9 hwmon: convert it... |
1762 1763 |
data->addr = res->start; data->type = sio_data->type; |
0475169c1 hwmon: (it87) Sup... |
1764 |
data->revision = sio_data->revision; |
b74f3fdd9 hwmon: convert it... |
1765 |
data->name = names[sio_data->type]; |
1da177e4c Linux-2.6.12-rc2 |
1766 1767 |
/* Now, we do the remaining detection. */ |
b74f3fdd9 hwmon: convert it... |
1768 1769 |
if ((it87_read_value(data, IT87_REG_CONFIG) & 0x80) || it87_read_value(data, IT87_REG_CHIPID) != 0x90) { |
8e9afcbbd hwmon/it87: Remov... |
1770 1771 |
err = -ENODEV; goto ERROR2; |
1da177e4c Linux-2.6.12-rc2 |
1772 |
} |
b74f3fdd9 hwmon: convert it... |
1773 |
platform_set_drvdata(pdev, data); |
1da177e4c Linux-2.6.12-rc2 |
1774 |
|
9a61bf630 [PATCH] hwmon: Se... |
1775 |
mutex_init(&data->update_lock); |
1da177e4c Linux-2.6.12-rc2 |
1776 |
|
1da177e4c Linux-2.6.12-rc2 |
1777 |
/* Check PWM configuration */ |
b74f3fdd9 hwmon: convert it... |
1778 |
enable_pwm_interface = it87_check_pwm(dev); |
1da177e4c Linux-2.6.12-rc2 |
1779 |
|
44c1bcd4b hwmon: (it87) Add... |
1780 |
/* Starting with IT8721F, we handle scaling of internal voltages */ |
16b5dda22 hwmon: (it87) Add... |
1781 |
if (has_12mv_adc(data)) { |
44c1bcd4b hwmon: (it87) Add... |
1782 1783 1784 1785 1786 1787 1788 |
if (sio_data->internal & (1 << 0)) data->in_scaled |= (1 << 3); /* in3 is AVCC */ if (sio_data->internal & (1 << 1)) data->in_scaled |= (1 << 7); /* in7 is VSB */ if (sio_data->internal & (1 << 2)) data->in_scaled |= (1 << 8); /* in8 is Vbat */ } |
1da177e4c Linux-2.6.12-rc2 |
1789 |
/* Initialize the IT87 chip */ |
b74f3fdd9 hwmon: convert it... |
1790 |
it87_init_device(pdev); |
1da177e4c Linux-2.6.12-rc2 |
1791 1792 |
/* Register sysfs hooks */ |
5f2dc798c hwmon: (it87) Fix... |
1793 1794 |
err = sysfs_create_group(&dev->kobj, &it87_group); if (err) |
b74f3fdd9 hwmon: convert it... |
1795 |
goto ERROR2; |
17d648bf5 it87: Add support... |
1796 |
|
d9b327c31 hwmon: (it87) Add... |
1797 1798 1799 1800 1801 |
if (sio_data->beep_pin) { err = sysfs_create_group(&dev->kobj, &it87_group_beep); if (err) goto ERROR4; } |
9060f8bdd it87: No sysfs fi... |
1802 |
/* Do not create fan files for disabled fans */ |
723a0aa0a hwmon: (it87) Ref... |
1803 |
fan_group = it87_get_fan_group(data); |
d9b327c31 hwmon: (it87) Add... |
1804 |
fan_beep_need_rw = 1; |
723a0aa0a hwmon: (it87) Ref... |
1805 1806 1807 1808 1809 1810 |
for (i = 0; i < 5; i++) { if (!(data->has_fan & (1 << i))) continue; err = sysfs_create_group(&dev->kobj, &fan_group[i]); if (err) goto ERROR4; |
d9b327c31 hwmon: (it87) Add... |
1811 1812 1813 1814 1815 1816 1817 1818 1819 1820 1821 1822 1823 1824 1825 1826 1827 1828 1829 1830 |
if (sio_data->beep_pin) { err = sysfs_create_file(&dev->kobj, it87_attributes_fan_beep[i]); if (err) goto ERROR4; if (!fan_beep_need_rw) continue; /* As we have a single beep enable bit for all fans, * only the first enabled fan has a writable attribute * for it. */ if (sysfs_chmod_file(&dev->kobj, it87_attributes_fan_beep[i], S_IRUGO | S_IWUSR)) dev_dbg(dev, "chmod +w fan%d_beep failed ", i + 1); fan_beep_need_rw = 0; } |
17d648bf5 it87: Add support... |
1831 |
} |
1da177e4c Linux-2.6.12-rc2 |
1832 |
if (enable_pwm_interface) { |
723a0aa0a hwmon: (it87) Ref... |
1833 1834 1835 1836 1837 1838 |
for (i = 0; i < 3; i++) { if (sio_data->skip_pwm & (1 << i)) continue; err = sysfs_create_group(&dev->kobj, &it87_group_pwm[i]); if (err) |
98dd22c3e hwmon: (it87) Pre... |
1839 |
goto ERROR4; |
4f3f51bc2 hwmon: (it87) Add... |
1840 1841 1842 1843 1844 1845 1846 |
if (!has_old_autopwm(data)) continue; err = sysfs_create_group(&dev->kobj, &it87_group_autopwm[i]); if (err) goto ERROR4; |
98dd22c3e hwmon: (it87) Pre... |
1847 |
} |
1da177e4c Linux-2.6.12-rc2 |
1848 |
} |
895ff2676 hwmon: (it87) Ver... |
1849 |
if (!sio_data->skip_vid) { |
303760b44 [PATCH] hwmon: hw... |
1850 |
data->vrm = vid_which_vrm(); |
87673dd73 it87: Add support... |
1851 |
/* VID reading from Super-I/O config space if available */ |
b74f3fdd9 hwmon: convert it... |
1852 |
data->vid = sio_data->vid_value; |
6a8d7acfb hwmon: (it87) Cre... |
1853 1854 |
err = sysfs_create_group(&dev->kobj, &it87_group_vid); if (err) |
87808be4f Fix unchecked ret... |
1855 1856 |
goto ERROR4; } |
738e5e053 hwmon: (it87) Exp... |
1857 1858 1859 1860 1861 1862 1863 1864 1865 |
/* Export labels for internal sensors */ for (i = 0; i < 3; i++) { if (!(sio_data->internal & (1 << i))) continue; err = sysfs_create_file(&dev->kobj, it87_attributes_label[i]); if (err) goto ERROR4; } |
1beeffe43 hwmon: Convert fr... |
1866 1867 1868 |
data->hwmon_dev = hwmon_device_register(dev); if (IS_ERR(data->hwmon_dev)) { err = PTR_ERR(data->hwmon_dev); |
87808be4f Fix unchecked ret... |
1869 |
goto ERROR4; |
1da177e4c Linux-2.6.12-rc2 |
1870 1871 1872 |
} return 0; |
87808be4f Fix unchecked ret... |
1873 |
ERROR4: |
723a0aa0a hwmon: (it87) Ref... |
1874 |
it87_remove_files(dev); |
1da177e4c Linux-2.6.12-rc2 |
1875 |
ERROR2: |
b74f3fdd9 hwmon: convert it... |
1876 |
platform_set_drvdata(pdev, NULL); |
1da177e4c Linux-2.6.12-rc2 |
1877 1878 |
kfree(data); ERROR1: |
87b4b6634 hwmon: (it87) req... |
1879 |
release_region(res->start, IT87_EC_EXTENT); |
1da177e4c Linux-2.6.12-rc2 |
1880 1881 1882 |
ERROR0: return err; } |
b74f3fdd9 hwmon: convert it... |
1883 |
static int __devexit it87_remove(struct platform_device *pdev) |
1da177e4c Linux-2.6.12-rc2 |
1884 |
{ |
b74f3fdd9 hwmon: convert it... |
1885 |
struct it87_data *data = platform_get_drvdata(pdev); |
1da177e4c Linux-2.6.12-rc2 |
1886 |
|
1beeffe43 hwmon: Convert fr... |
1887 |
hwmon_device_unregister(data->hwmon_dev); |
723a0aa0a hwmon: (it87) Ref... |
1888 |
it87_remove_files(&pdev->dev); |
943b0830c [PATCH] I2C hwmon... |
1889 |
|
87b4b6634 hwmon: (it87) req... |
1890 |
release_region(data->addr, IT87_EC_EXTENT); |
b74f3fdd9 hwmon: convert it... |
1891 |
platform_set_drvdata(pdev, NULL); |
943b0830c [PATCH] I2C hwmon... |
1892 |
kfree(data); |
1da177e4c Linux-2.6.12-rc2 |
1893 1894 1895 |
return 0; } |
7f999aa72 hwmon: Simplify t... |
1896 |
/* Must be called with data->update_lock held, except during initialization. |
1da177e4c Linux-2.6.12-rc2 |
1897 1898 |
We ignore the IT87 BUSY flag at this moment - it could lead to deadlocks, would slow down the IT87 access and should not be necessary. */ |
b74f3fdd9 hwmon: convert it... |
1899 |
static int it87_read_value(struct it87_data *data, u8 reg) |
1da177e4c Linux-2.6.12-rc2 |
1900 |
{ |
b74f3fdd9 hwmon: convert it... |
1901 1902 |
outb_p(reg, data->addr + IT87_ADDR_REG_OFFSET); return inb_p(data->addr + IT87_DATA_REG_OFFSET); |
1da177e4c Linux-2.6.12-rc2 |
1903 |
} |
7f999aa72 hwmon: Simplify t... |
1904 |
/* Must be called with data->update_lock held, except during initialization. |
1da177e4c Linux-2.6.12-rc2 |
1905 1906 |
We ignore the IT87 BUSY flag at this moment - it could lead to deadlocks, would slow down the IT87 access and should not be necessary. */ |
b74f3fdd9 hwmon: convert it... |
1907 |
static void it87_write_value(struct it87_data *data, u8 reg, u8 value) |
1da177e4c Linux-2.6.12-rc2 |
1908 |
{ |
b74f3fdd9 hwmon: convert it... |
1909 1910 |
outb_p(reg, data->addr + IT87_ADDR_REG_OFFSET); outb_p(value, data->addr + IT87_DATA_REG_OFFSET); |
1da177e4c Linux-2.6.12-rc2 |
1911 1912 1913 |
} /* Return 1 if and only if the PWM interface is safe to use */ |
b74f3fdd9 hwmon: convert it... |
1914 |
static int __devinit it87_check_pwm(struct device *dev) |
1da177e4c Linux-2.6.12-rc2 |
1915 |
{ |
b74f3fdd9 hwmon: convert it... |
1916 |
struct it87_data *data = dev_get_drvdata(dev); |
1da177e4c Linux-2.6.12-rc2 |
1917 1918 1919 |
/* Some BIOSes fail to correctly configure the IT87 fans. All fans off * and polarity set to active low is sign that this is the case so we * disable pwm control to protect the user. */ |
b74f3fdd9 hwmon: convert it... |
1920 |
int tmp = it87_read_value(data, IT87_REG_FAN_CTL); |
1da177e4c Linux-2.6.12-rc2 |
1921 1922 1923 1924 1925 1926 1927 1928 1929 |
if ((tmp & 0x87) == 0) { if (fix_pwm_polarity) { /* The user asks us to attempt a chip reconfiguration. * This means switching to active high polarity and * inverting all fan speed values. */ int i; u8 pwm[3]; for (i = 0; i < 3; i++) |
b74f3fdd9 hwmon: convert it... |
1930 |
pwm[i] = it87_read_value(data, |
1da177e4c Linux-2.6.12-rc2 |
1931 1932 1933 1934 1935 1936 1937 |
IT87_REG_PWM(i)); /* If any fan is in automatic pwm mode, the polarity * might be correct, as suspicious as it seems, so we * better don't change anything (but still disable the * PWM interface). */ if (!((pwm[0] | pwm[1] | pwm[2]) & 0x80)) { |
b74f3fdd9 hwmon: convert it... |
1938 |
dev_info(dev, "Reconfiguring PWM to " |
1da177e4c Linux-2.6.12-rc2 |
1939 1940 |
"active high polarity "); |
b74f3fdd9 hwmon: convert it... |
1941 |
it87_write_value(data, IT87_REG_FAN_CTL, |
1da177e4c Linux-2.6.12-rc2 |
1942 1943 |
tmp | 0x87); for (i = 0; i < 3; i++) |
b74f3fdd9 hwmon: convert it... |
1944 |
it87_write_value(data, |
1da177e4c Linux-2.6.12-rc2 |
1945 1946 1947 1948 |
IT87_REG_PWM(i), 0x7f & ~pwm[i]); return 1; } |
b74f3fdd9 hwmon: convert it... |
1949 |
dev_info(dev, "PWM configuration is " |
1da177e4c Linux-2.6.12-rc2 |
1950 1951 1952 |
"too broken to be fixed "); } |
b74f3fdd9 hwmon: convert it... |
1953 |
dev_info(dev, "Detected broken BIOS " |
1da177e4c Linux-2.6.12-rc2 |
1954 1955 1956 1957 |
"defaults, disabling PWM interface "); return 0; } else if (fix_pwm_polarity) { |
b74f3fdd9 hwmon: convert it... |
1958 |
dev_info(dev, "PWM configuration looks " |
1da177e4c Linux-2.6.12-rc2 |
1959 1960 1961 1962 1963 1964 1965 1966 |
"sane, won't touch "); } return 1; } /* Called when we have found a new IT87. */ |
b74f3fdd9 hwmon: convert it... |
1967 |
static void __devinit it87_init_device(struct platform_device *pdev) |
1da177e4c Linux-2.6.12-rc2 |
1968 |
{ |
591ec6509 hwmon: (it87) Che... |
1969 |
struct it87_sio_data *sio_data = pdev->dev.platform_data; |
b74f3fdd9 hwmon: convert it... |
1970 |
struct it87_data *data = platform_get_drvdata(pdev); |
1da177e4c Linux-2.6.12-rc2 |
1971 |
int tmp, i; |
591ec6509 hwmon: (it87) Che... |
1972 |
u8 mask; |
1da177e4c Linux-2.6.12-rc2 |
1973 |
|
b99883dcd hwmon: (it87) Dis... |
1974 1975 1976 1977 1978 1979 1980 |
/* For each PWM channel: * - If it is in automatic mode, setting to manual mode should set * the fan to full speed by default. * - If it is in manual mode, we need a mapping to temperature * channels to use when later setting to automatic mode later. * Use a 1:1 mapping by default (we are clueless.) * In both cases, the value can (and should) be changed by the user |
6229cdb23 hwmon: (it87) Fix... |
1981 1982 1983 1984 |
* prior to switching to a different mode. * Note that this is no longer needed for the IT8721F and later, as * these have separate registers for the temperature mapping and the * manual duty cycle. */ |
1da177e4c Linux-2.6.12-rc2 |
1985 |
for (i = 0; i < 3; i++) { |
b99883dcd hwmon: (it87) Dis... |
1986 1987 |
data->pwm_temp_map[i] = i; data->pwm_duty[i] = 0x7f; /* Full speed */ |
4f3f51bc2 hwmon: (it87) Add... |
1988 |
data->auto_pwm[i][3] = 0x7f; /* Full speed, hard-coded */ |
1da177e4c Linux-2.6.12-rc2 |
1989 |
} |
c5df9b7a7 it87: Overwrite b... |
1990 1991 1992 1993 1994 1995 |
/* Some chips seem to have default value 0xff for all limit * registers. For low voltage limits it makes no sense and triggers * alarms, so change to 0 instead. For high temperature limits, it * means -1 degree C, which surprisingly doesn't trigger an alarm, * but is still confusing, so change to 127 degrees C. */ for (i = 0; i < 8; i++) { |
b74f3fdd9 hwmon: convert it... |
1996 |
tmp = it87_read_value(data, IT87_REG_VIN_MIN(i)); |
c5df9b7a7 it87: Overwrite b... |
1997 |
if (tmp == 0xff) |
b74f3fdd9 hwmon: convert it... |
1998 |
it87_write_value(data, IT87_REG_VIN_MIN(i), 0); |
c5df9b7a7 it87: Overwrite b... |
1999 2000 |
} for (i = 0; i < 3; i++) { |
b74f3fdd9 hwmon: convert it... |
2001 |
tmp = it87_read_value(data, IT87_REG_TEMP_HIGH(i)); |
c5df9b7a7 it87: Overwrite b... |
2002 |
if (tmp == 0xff) |
b74f3fdd9 hwmon: convert it... |
2003 |
it87_write_value(data, IT87_REG_TEMP_HIGH(i), 127); |
c5df9b7a7 it87: Overwrite b... |
2004 |
} |
a00afb97e hwmon: (it87) Don... |
2005 2006 2007 2008 |
/* Temperature channels are not forcibly enabled, as they can be * set to two different sensor types and we can't guess which one * is correct for a given system. These channels can be enabled at * run-time through the temp{1-3}_type sysfs accessors if needed. */ |
1da177e4c Linux-2.6.12-rc2 |
2009 2010 |
/* Check if voltage monitors are reset manually or by some reason */ |
b74f3fdd9 hwmon: convert it... |
2011 |
tmp = it87_read_value(data, IT87_REG_VIN_ENABLE); |
1da177e4c Linux-2.6.12-rc2 |
2012 2013 |
if ((tmp & 0xff) == 0) { /* Enable all voltage monitors */ |
b74f3fdd9 hwmon: convert it... |
2014 |
it87_write_value(data, IT87_REG_VIN_ENABLE, 0xff); |
1da177e4c Linux-2.6.12-rc2 |
2015 2016 2017 |
} /* Check if tachometers are reset manually or by some reason */ |
591ec6509 hwmon: (it87) Che... |
2018 |
mask = 0x70 & ~(sio_data->skip_fan << 4); |
b74f3fdd9 hwmon: convert it... |
2019 |
data->fan_main_ctrl = it87_read_value(data, IT87_REG_FAN_MAIN_CTRL); |
591ec6509 hwmon: (it87) Che... |
2020 |
if ((data->fan_main_ctrl & mask) == 0) { |
1da177e4c Linux-2.6.12-rc2 |
2021 |
/* Enable all fan tachometers */ |
591ec6509 hwmon: (it87) Che... |
2022 |
data->fan_main_ctrl |= mask; |
5f2dc798c hwmon: (it87) Fix... |
2023 2024 |
it87_write_value(data, IT87_REG_FAN_MAIN_CTRL, data->fan_main_ctrl); |
1da177e4c Linux-2.6.12-rc2 |
2025 |
} |
9060f8bdd it87: No sysfs fi... |
2026 |
data->has_fan = (data->fan_main_ctrl >> 4) & 0x07; |
1da177e4c Linux-2.6.12-rc2 |
2027 |
|
17d648bf5 it87: Add support... |
2028 |
/* Set tachometers to 16-bit mode if needed */ |
0475169c1 hwmon: (it87) Sup... |
2029 |
if (has_16bit_fans(data)) { |
b74f3fdd9 hwmon: convert it... |
2030 |
tmp = it87_read_value(data, IT87_REG_FAN_16BIT); |
9060f8bdd it87: No sysfs fi... |
2031 |
if (~tmp & 0x07 & data->has_fan) { |
b74f3fdd9 hwmon: convert it... |
2032 |
dev_dbg(&pdev->dev, |
17d648bf5 it87: Add support... |
2033 2034 |
"Setting fan1-3 to 16-bit mode "); |
b74f3fdd9 hwmon: convert it... |
2035 |
it87_write_value(data, IT87_REG_FAN_16BIT, |
17d648bf5 it87: Add support... |
2036 2037 |
tmp | 0x07); } |
816d8c6a2 hwmon: (it87) Sup... |
2038 2039 2040 2041 2042 2043 2044 |
/* IT8705F only supports three fans. */ if (data->type != it87) { if (tmp & (1 << 4)) data->has_fan |= (1 << 3); /* fan4 enabled */ if (tmp & (1 << 5)) data->has_fan |= (1 << 4); /* fan5 enabled */ } |
17d648bf5 it87: Add support... |
2045 |
} |
591ec6509 hwmon: (it87) Che... |
2046 2047 |
/* Fan input pins may be used for alternative functions */ data->has_fan &= ~sio_data->skip_fan; |
1da177e4c Linux-2.6.12-rc2 |
2048 |
/* Start monitoring */ |
b74f3fdd9 hwmon: convert it... |
2049 2050 |
it87_write_value(data, IT87_REG_CONFIG, (it87_read_value(data, IT87_REG_CONFIG) & 0x36) |
1da177e4c Linux-2.6.12-rc2 |
2051 2052 |
| (update_vbat ? 0x41 : 0x01)); } |
b99883dcd hwmon: (it87) Dis... |
2053 2054 2055 |
static void it87_update_pwm_ctrl(struct it87_data *data, int nr) { data->pwm_ctrl[nr] = it87_read_value(data, IT87_REG_PWM(nr)); |
16b5dda22 hwmon: (it87) Add... |
2056 |
if (has_newer_autopwm(data)) { |
b99883dcd hwmon: (it87) Dis... |
2057 |
data->pwm_temp_map[nr] = data->pwm_ctrl[nr] & 0x03; |
6229cdb23 hwmon: (it87) Fix... |
2058 2059 2060 2061 2062 2063 2064 2065 |
data->pwm_duty[nr] = it87_read_value(data, IT87_REG_PWM_DUTY(nr)); } else { if (data->pwm_ctrl[nr] & 0x80) /* Automatic mode */ data->pwm_temp_map[nr] = data->pwm_ctrl[nr] & 0x03; else /* Manual mode */ data->pwm_duty[nr] = data->pwm_ctrl[nr] & 0x7f; } |
4f3f51bc2 hwmon: (it87) Add... |
2066 2067 2068 2069 2070 2071 2072 2073 2074 2075 2076 |
if (has_old_autopwm(data)) { int i; for (i = 0; i < 5 ; i++) data->auto_temp[nr][i] = it87_read_value(data, IT87_REG_AUTO_TEMP(nr, i)); for (i = 0; i < 3 ; i++) data->auto_pwm[nr][i] = it87_read_value(data, IT87_REG_AUTO_PWM(nr, i)); } |
b99883dcd hwmon: (it87) Dis... |
2077 |
} |
1da177e4c Linux-2.6.12-rc2 |
2078 2079 |
static struct it87_data *it87_update_device(struct device *dev) { |
b74f3fdd9 hwmon: convert it... |
2080 |
struct it87_data *data = dev_get_drvdata(dev); |
1da177e4c Linux-2.6.12-rc2 |
2081 |
int i; |
9a61bf630 [PATCH] hwmon: Se... |
2082 |
mutex_lock(&data->update_lock); |
1da177e4c Linux-2.6.12-rc2 |
2083 2084 2085 |
if (time_after(jiffies, data->last_updated + HZ + HZ / 2) || !data->valid) { |
1da177e4c Linux-2.6.12-rc2 |
2086 2087 |
if (update_vbat) { /* Cleared after each update, so reenable. Value |
5f2dc798c hwmon: (it87) Fix... |
2088 |
returned by this read will be previous value */ |
b74f3fdd9 hwmon: convert it... |
2089 |
it87_write_value(data, IT87_REG_CONFIG, |
5f2dc798c hwmon: (it87) Fix... |
2090 |
it87_read_value(data, IT87_REG_CONFIG) | 0x40); |
1da177e4c Linux-2.6.12-rc2 |
2091 2092 2093 |
} for (i = 0; i <= 7; i++) { data->in[i] = |
5f2dc798c hwmon: (it87) Fix... |
2094 |
it87_read_value(data, IT87_REG_VIN(i)); |
1da177e4c Linux-2.6.12-rc2 |
2095 |
data->in_min[i] = |
5f2dc798c hwmon: (it87) Fix... |
2096 |
it87_read_value(data, IT87_REG_VIN_MIN(i)); |
1da177e4c Linux-2.6.12-rc2 |
2097 |
data->in_max[i] = |
5f2dc798c hwmon: (it87) Fix... |
2098 |
it87_read_value(data, IT87_REG_VIN_MAX(i)); |
1da177e4c Linux-2.6.12-rc2 |
2099 |
} |
3543a53f6 it87: in8 has no ... |
2100 |
/* in8 (battery) has no limit registers */ |
5f2dc798c hwmon: (it87) Fix... |
2101 |
data->in[8] = it87_read_value(data, IT87_REG_VIN(8)); |
1da177e4c Linux-2.6.12-rc2 |
2102 |
|
c7f1f7166 hwmon: (it87) Add... |
2103 |
for (i = 0; i < 5; i++) { |
9060f8bdd it87: No sysfs fi... |
2104 2105 2106 |
/* Skip disabled fans */ if (!(data->has_fan & (1 << i))) continue; |
1da177e4c Linux-2.6.12-rc2 |
2107 |
data->fan_min[i] = |
5f2dc798c hwmon: (it87) Fix... |
2108 |
it87_read_value(data, IT87_REG_FAN_MIN[i]); |
b74f3fdd9 hwmon: convert it... |
2109 |
data->fan[i] = it87_read_value(data, |
c7f1f7166 hwmon: (it87) Add... |
2110 |
IT87_REG_FAN[i]); |
17d648bf5 it87: Add support... |
2111 |
/* Add high byte if in 16-bit mode */ |
0475169c1 hwmon: (it87) Sup... |
2112 |
if (has_16bit_fans(data)) { |
b74f3fdd9 hwmon: convert it... |
2113 |
data->fan[i] |= it87_read_value(data, |
c7f1f7166 hwmon: (it87) Add... |
2114 |
IT87_REG_FANX[i]) << 8; |
b74f3fdd9 hwmon: convert it... |
2115 |
data->fan_min[i] |= it87_read_value(data, |
c7f1f7166 hwmon: (it87) Add... |
2116 |
IT87_REG_FANX_MIN[i]) << 8; |
17d648bf5 it87: Add support... |
2117 |
} |
1da177e4c Linux-2.6.12-rc2 |
2118 2119 2120 |
} for (i = 0; i < 3; i++) { data->temp[i] = |
5f2dc798c hwmon: (it87) Fix... |
2121 |
it87_read_value(data, IT87_REG_TEMP(i)); |
1da177e4c Linux-2.6.12-rc2 |
2122 |
data->temp_high[i] = |
5f2dc798c hwmon: (it87) Fix... |
2123 |
it87_read_value(data, IT87_REG_TEMP_HIGH(i)); |
1da177e4c Linux-2.6.12-rc2 |
2124 |
data->temp_low[i] = |
5f2dc798c hwmon: (it87) Fix... |
2125 |
it87_read_value(data, IT87_REG_TEMP_LOW(i)); |
1da177e4c Linux-2.6.12-rc2 |
2126 |
} |
17d648bf5 it87: Add support... |
2127 |
/* Newer chips don't have clock dividers */ |
0475169c1 hwmon: (it87) Sup... |
2128 |
if ((data->has_fan & 0x07) && !has_16bit_fans(data)) { |
b74f3fdd9 hwmon: convert it... |
2129 |
i = it87_read_value(data, IT87_REG_FAN_DIV); |
17d648bf5 it87: Add support... |
2130 2131 2132 2133 |
data->fan_div[0] = i & 0x07; data->fan_div[1] = (i >> 3) & 0x07; data->fan_div[2] = (i & 0x40) ? 3 : 1; } |
1da177e4c Linux-2.6.12-rc2 |
2134 2135 |
data->alarms = |
b74f3fdd9 hwmon: convert it... |
2136 2137 2138 |
it87_read_value(data, IT87_REG_ALARM1) | (it87_read_value(data, IT87_REG_ALARM2) << 8) | (it87_read_value(data, IT87_REG_ALARM3) << 16); |
d9b327c31 hwmon: (it87) Add... |
2139 |
data->beeps = it87_read_value(data, IT87_REG_BEEP_ENABLE); |
b99883dcd hwmon: (it87) Dis... |
2140 |
|
b74f3fdd9 hwmon: convert it... |
2141 2142 2143 |
data->fan_main_ctrl = it87_read_value(data, IT87_REG_FAN_MAIN_CTRL); data->fan_ctl = it87_read_value(data, IT87_REG_FAN_CTL); |
b99883dcd hwmon: (it87) Dis... |
2144 2145 |
for (i = 0; i < 3; i++) it87_update_pwm_ctrl(data, i); |
b74f3fdd9 hwmon: convert it... |
2146 2147 |
data->sensor = it87_read_value(data, IT87_REG_TEMP_ENABLE); |
0475169c1 hwmon: (it87) Sup... |
2148 |
/* The 8705 does not have VID capability. |
44c1bcd4b hwmon: (it87) Add... |
2149 |
The 8718 and later don't use IT87_REG_VID for the |
b4da93e4b hwmon: (it87) Add... |
2150 |
same purpose. */ |
17d648bf5 it87: Add support... |
2151 |
if (data->type == it8712 || data->type == it8716) { |
b74f3fdd9 hwmon: convert it... |
2152 |
data->vid = it87_read_value(data, IT87_REG_VID); |
17d648bf5 it87: Add support... |
2153 2154 2155 |
/* The older IT8712F revisions had only 5 VID pins, but we assume it is always safe to read 6 bits. */ data->vid &= 0x3f; |
1da177e4c Linux-2.6.12-rc2 |
2156 2157 2158 2159 |
} data->last_updated = jiffies; data->valid = 1; } |
9a61bf630 [PATCH] hwmon: Se... |
2160 |
mutex_unlock(&data->update_lock); |
1da177e4c Linux-2.6.12-rc2 |
2161 2162 2163 |
return data; } |
b74f3fdd9 hwmon: convert it... |
2164 2165 2166 2167 |
static int __init it87_device_add(unsigned short address, const struct it87_sio_data *sio_data) { struct resource res = { |
87b4b6634 hwmon: (it87) req... |
2168 2169 |
.start = address + IT87_EC_OFFSET, .end = address + IT87_EC_OFFSET + IT87_EC_EXTENT - 1, |
b74f3fdd9 hwmon: convert it... |
2170 2171 2172 2173 |
.name = DRVNAME, .flags = IORESOURCE_IO, }; int err; |
b9acb64a3 hwmon: Check for ... |
2174 2175 2176 |
err = acpi_check_resource_conflict(&res); if (err) goto exit; |
b74f3fdd9 hwmon: convert it... |
2177 2178 2179 |
pdev = platform_device_alloc(DRVNAME, address); if (!pdev) { err = -ENOMEM; |
a8ca10379 hwmon: (it87) Use... |
2180 2181 |
pr_err("Device allocation failed "); |
b74f3fdd9 hwmon: convert it... |
2182 2183 2184 2185 2186 |
goto exit; } err = platform_device_add_resources(pdev, &res, 1); if (err) { |
a8ca10379 hwmon: (it87) Use... |
2187 2188 |
pr_err("Device resource addition failed (%d) ", err); |
b74f3fdd9 hwmon: convert it... |
2189 2190 2191 2192 2193 2194 |
goto exit_device_put; } err = platform_device_add_data(pdev, sio_data, sizeof(struct it87_sio_data)); if (err) { |
a8ca10379 hwmon: (it87) Use... |
2195 2196 |
pr_err("Platform data allocation failed "); |
b74f3fdd9 hwmon: convert it... |
2197 2198 2199 2200 2201 |
goto exit_device_put; } err = platform_device_add(pdev); if (err) { |
a8ca10379 hwmon: (it87) Use... |
2202 2203 |
pr_err("Device addition failed (%d) ", err); |
b74f3fdd9 hwmon: convert it... |
2204 2205 2206 2207 2208 2209 2210 2211 2212 2213 |
goto exit_device_put; } return 0; exit_device_put: platform_device_put(pdev); exit: return err; } |
1da177e4c Linux-2.6.12-rc2 |
2214 2215 |
static int __init sm_it87_init(void) { |
b74f3fdd9 hwmon: convert it... |
2216 |
int err; |
5f2dc798c hwmon: (it87) Fix... |
2217 |
unsigned short isa_address = 0; |
b74f3fdd9 hwmon: convert it... |
2218 |
struct it87_sio_data sio_data; |
98dd22c3e hwmon: (it87) Pre... |
2219 |
memset(&sio_data, 0, sizeof(struct it87_sio_data)); |
b74f3fdd9 hwmon: convert it... |
2220 2221 2222 2223 2224 2225 |
err = it87_find(&isa_address, &sio_data); if (err) return err; err = platform_driver_register(&it87_driver); if (err) return err; |
fde095090 [PATCH] I2C: Sepa... |
2226 |
|
b74f3fdd9 hwmon: convert it... |
2227 |
err = it87_device_add(isa_address, &sio_data); |
5f2dc798c hwmon: (it87) Fix... |
2228 |
if (err) { |
b74f3fdd9 hwmon: convert it... |
2229 2230 2231 2232 2233 |
platform_driver_unregister(&it87_driver); return err; } return 0; |
1da177e4c Linux-2.6.12-rc2 |
2234 2235 2236 2237 |
} static void __exit sm_it87_exit(void) { |
b74f3fdd9 hwmon: convert it... |
2238 2239 |
platform_device_unregister(pdev); platform_driver_unregister(&it87_driver); |
1da177e4c Linux-2.6.12-rc2 |
2240 |
} |
f1d8e3326 hwmon: (it87) Dis... |
2241 |
MODULE_AUTHOR("Chris Gauthron, " |
b19367c6f it87: Copyright u... |
2242 |
"Jean Delvare <khali@linux-fr.org>"); |
44c1bcd4b hwmon: (it87) Add... |
2243 |
MODULE_DESCRIPTION("IT8705F/IT871xF/IT872xF hardware monitoring driver"); |
1da177e4c Linux-2.6.12-rc2 |
2244 2245 2246 |
module_param(update_vbat, bool, 0); MODULE_PARM_DESC(update_vbat, "Update vbat if set else return powerup value"); module_param(fix_pwm_polarity, bool, 0); |
5f2dc798c hwmon: (it87) Fix... |
2247 2248 |
MODULE_PARM_DESC(fix_pwm_polarity, "Force PWM polarity to active high (DANGEROUS)"); |
1da177e4c Linux-2.6.12-rc2 |
2249 2250 2251 2252 |
MODULE_LICENSE("GPL"); module_init(sm_it87_init); module_exit(sm_it87_exit); |