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2005 lines
56 KiB
2005 lines
56 KiB
// SPDX-License-Identifier: GPL-2.0-or-later |
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/* |
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* w83627hf.c - Part of lm_sensors, Linux kernel modules for hardware |
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* monitoring |
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* Copyright (c) 1998 - 2003 Frodo Looijaard <[email protected]>, |
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* Philip Edelbrock <[email protected]>, |
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* and Mark Studebaker <[email protected]> |
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* Ported to 2.6 by Bernhard C. Schrenk <[email protected]> |
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* Copyright (c) 2007 - 1012 Jean Delvare <[email protected]> |
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*/ |
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|
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/* |
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* Supports following chips: |
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* |
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* Chip #vin #fanin #pwm #temp wchipid vendid i2c ISA |
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* w83627hf 9 3 2 3 0x20 0x5ca3 no yes(LPC) |
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* w83627thf 7 3 3 3 0x90 0x5ca3 no yes(LPC) |
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* w83637hf 7 3 3 3 0x80 0x5ca3 no yes(LPC) |
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* w83687thf 7 3 3 3 0x90 0x5ca3 no yes(LPC) |
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* w83697hf 8 2 2 2 0x60 0x5ca3 no yes(LPC) |
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* |
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* For other winbond chips, and for i2c support in the above chips, |
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* use w83781d.c. |
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* |
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* Note: automatic ("cruise") fan control for 697, 637 & 627thf not |
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* supported yet. |
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*/ |
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#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt |
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#include <linux/module.h> |
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#include <linux/init.h> |
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#include <linux/slab.h> |
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#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> |
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#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/ioport.h> |
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#include <linux/acpi.h> |
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#include <linux/io.h> |
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#include "lm75.h" |
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static struct platform_device *pdev; |
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#define DRVNAME "w83627hf" |
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enum chips { w83627hf, w83627thf, w83697hf, w83637hf, w83687thf }; |
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struct w83627hf_sio_data { |
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enum chips type; |
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int sioaddr; |
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}; |
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static u8 force_i2c = 0x1f; |
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module_param(force_i2c, byte, 0); |
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MODULE_PARM_DESC(force_i2c, |
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"Initialize the i2c address of the sensors"); |
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static bool init = 1; |
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module_param(init, bool, 0); |
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MODULE_PARM_DESC(init, "Set to zero to bypass chip initialization"); |
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static unsigned short force_id; |
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module_param(force_id, ushort, 0); |
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MODULE_PARM_DESC(force_id, "Override the detected device ID"); |
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/* modified from kernel/include/traps.c */ |
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#define DEV 0x07 /* Register: Logical device select */ |
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|
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/* logical device numbers for superio_select (below) */ |
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#define W83627HF_LD_FDC 0x00 |
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#define W83627HF_LD_PRT 0x01 |
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#define W83627HF_LD_UART1 0x02 |
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#define W83627HF_LD_UART2 0x03 |
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#define W83627HF_LD_KBC 0x05 |
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#define W83627HF_LD_CIR 0x06 /* w83627hf only */ |
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#define W83627HF_LD_GAME 0x07 |
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#define W83627HF_LD_MIDI 0x07 |
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#define W83627HF_LD_GPIO1 0x07 |
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#define W83627HF_LD_GPIO5 0x07 /* w83627thf only */ |
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#define W83627HF_LD_GPIO2 0x08 |
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#define W83627HF_LD_GPIO3 0x09 |
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#define W83627HF_LD_GPIO4 0x09 /* w83627thf only */ |
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#define W83627HF_LD_ACPI 0x0a |
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#define W83627HF_LD_HWM 0x0b |
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#define DEVID 0x20 /* Register: Device ID */ |
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#define W83627THF_GPIO5_EN 0x30 /* w83627thf only */ |
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#define W83627THF_GPIO5_IOSR 0xf3 /* w83627thf only */ |
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#define W83627THF_GPIO5_DR 0xf4 /* w83627thf only */ |
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#define W83687THF_VID_EN 0x29 /* w83687thf only */ |
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#define W83687THF_VID_CFG 0xF0 /* w83687thf only */ |
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#define W83687THF_VID_DATA 0xF1 /* w83687thf only */ |
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static inline void |
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superio_outb(struct w83627hf_sio_data *sio, int reg, int val) |
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{ |
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outb(reg, sio->sioaddr); |
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outb(val, sio->sioaddr + 1); |
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} |
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static inline int |
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superio_inb(struct w83627hf_sio_data *sio, int reg) |
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{ |
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outb(reg, sio->sioaddr); |
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return inb(sio->sioaddr + 1); |
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} |
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static inline void |
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superio_select(struct w83627hf_sio_data *sio, int ld) |
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{ |
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outb(DEV, sio->sioaddr); |
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outb(ld, sio->sioaddr + 1); |
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} |
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static inline int |
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superio_enter(struct w83627hf_sio_data *sio) |
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{ |
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if (!request_muxed_region(sio->sioaddr, 2, DRVNAME)) |
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return -EBUSY; |
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outb(0x87, sio->sioaddr); |
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outb(0x87, sio->sioaddr); |
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return 0; |
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} |
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static inline void |
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superio_exit(struct w83627hf_sio_data *sio) |
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{ |
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outb(0xAA, sio->sioaddr); |
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release_region(sio->sioaddr, 2); |
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} |
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#define W627_DEVID 0x52 |
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#define W627THF_DEVID 0x82 |
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#define W697_DEVID 0x60 |
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#define W637_DEVID 0x70 |
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#define W687THF_DEVID 0x85 |
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#define WINB_ACT_REG 0x30 |
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#define WINB_BASE_REG 0x60 |
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/* Constants specified below */ |
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/* Alignment of the base address */ |
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#define WINB_ALIGNMENT ~7 |
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/* Offset & size of I/O region we are interested in */ |
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#define WINB_REGION_OFFSET 5 |
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#define WINB_REGION_SIZE 2 |
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/* Where are the sensors address/data registers relative to the region offset */ |
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#define W83781D_ADDR_REG_OFFSET 0 |
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#define W83781D_DATA_REG_OFFSET 1 |
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/* The W83781D registers */ |
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/* The W83782D registers for nr=7,8 are in bank 5 */ |
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#define W83781D_REG_IN_MAX(nr) ((nr < 7) ? (0x2b + (nr) * 2) : \ |
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(0x554 + (((nr) - 7) * 2))) |
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#define W83781D_REG_IN_MIN(nr) ((nr < 7) ? (0x2c + (nr) * 2) : \ |
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(0x555 + (((nr) - 7) * 2))) |
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#define W83781D_REG_IN(nr) ((nr < 7) ? (0x20 + (nr)) : \ |
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(0x550 + (nr) - 7)) |
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/* nr:0-2 for fans:1-3 */ |
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#define W83627HF_REG_FAN_MIN(nr) (0x3b + (nr)) |
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#define W83627HF_REG_FAN(nr) (0x28 + (nr)) |
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#define W83627HF_REG_TEMP2_CONFIG 0x152 |
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#define W83627HF_REG_TEMP3_CONFIG 0x252 |
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/* these are zero-based, unlike config constants above */ |
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static const u16 w83627hf_reg_temp[] = { 0x27, 0x150, 0x250 }; |
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static const u16 w83627hf_reg_temp_hyst[] = { 0x3A, 0x153, 0x253 }; |
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static const u16 w83627hf_reg_temp_over[] = { 0x39, 0x155, 0x255 }; |
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#define W83781D_REG_BANK 0x4E |
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#define W83781D_REG_CONFIG 0x40 |
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#define W83781D_REG_ALARM1 0x459 |
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#define W83781D_REG_ALARM2 0x45A |
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#define W83781D_REG_ALARM3 0x45B |
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#define W83781D_REG_BEEP_CONFIG 0x4D |
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#define W83781D_REG_BEEP_INTS1 0x56 |
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#define W83781D_REG_BEEP_INTS2 0x57 |
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#define W83781D_REG_BEEP_INTS3 0x453 |
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#define W83781D_REG_VID_FANDIV 0x47 |
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#define W83781D_REG_CHIPID 0x49 |
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#define W83781D_REG_WCHIPID 0x58 |
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#define W83781D_REG_CHIPMAN 0x4F |
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#define W83781D_REG_PIN 0x4B |
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#define W83781D_REG_VBAT 0x5D |
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#define W83627HF_REG_PWM1 0x5A |
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#define W83627HF_REG_PWM2 0x5B |
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static const u8 W83627THF_REG_PWM_ENABLE[] = { |
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0x04, /* FAN 1 mode */ |
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0x04, /* FAN 2 mode */ |
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0x12, /* FAN AUX mode */ |
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}; |
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static const u8 W83627THF_PWM_ENABLE_SHIFT[] = { 2, 4, 1 }; |
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#define W83627THF_REG_PWM1 0x01 /* 697HF/637HF/687THF too */ |
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#define W83627THF_REG_PWM2 0x03 /* 697HF/637HF/687THF too */ |
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#define W83627THF_REG_PWM3 0x11 /* 637HF/687THF too */ |
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#define W83627THF_REG_VRM_OVT_CFG 0x18 /* 637HF/687THF too */ |
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static const u8 regpwm_627hf[] = { W83627HF_REG_PWM1, W83627HF_REG_PWM2 }; |
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static const u8 regpwm[] = { W83627THF_REG_PWM1, W83627THF_REG_PWM2, |
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W83627THF_REG_PWM3 }; |
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#define W836X7HF_REG_PWM(type, nr) (((type) == w83627hf) ? \ |
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regpwm_627hf[nr] : regpwm[nr]) |
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#define W83627HF_REG_PWM_FREQ 0x5C /* Only for the 627HF */ |
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#define W83637HF_REG_PWM_FREQ1 0x00 /* 697HF/687THF too */ |
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#define W83637HF_REG_PWM_FREQ2 0x02 /* 697HF/687THF too */ |
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#define W83637HF_REG_PWM_FREQ3 0x10 /* 687THF too */ |
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static const u8 W83637HF_REG_PWM_FREQ[] = { W83637HF_REG_PWM_FREQ1, |
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W83637HF_REG_PWM_FREQ2, |
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W83637HF_REG_PWM_FREQ3 }; |
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#define W83627HF_BASE_PWM_FREQ 46870 |
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#define W83781D_REG_I2C_ADDR 0x48 |
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#define W83781D_REG_I2C_SUBADDR 0x4A |
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/* Sensor selection */ |
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#define W83781D_REG_SCFG1 0x5D |
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static const u8 BIT_SCFG1[] = { 0x02, 0x04, 0x08 }; |
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#define W83781D_REG_SCFG2 0x59 |
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static const u8 BIT_SCFG2[] = { 0x10, 0x20, 0x40 }; |
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#define W83781D_DEFAULT_BETA 3435 |
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/* |
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* Conversions. Limit checking is only done on the TO_REG |
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* variants. Note that you should be a bit careful with which arguments |
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* these macros are called: arguments may be evaluated more than once. |
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* Fixing this is just not worth it. |
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*/ |
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#define IN_TO_REG(val) (clamp_val((((val) + 8) / 16), 0, 255)) |
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#define IN_FROM_REG(val) ((val) * 16) |
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static inline u8 FAN_TO_REG(long rpm, int div) |
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{ |
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if (rpm == 0) |
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return 255; |
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rpm = clamp_val(rpm, 1, 1000000); |
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return clamp_val((1350000 + rpm * div / 2) / (rpm * div), 1, 254); |
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} |
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#define TEMP_MIN (-128000) |
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#define TEMP_MAX ( 127000) |
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/* |
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* TEMP: 0.001C/bit (-128C to +127C) |
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* REG: 1C/bit, two's complement |
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*/ |
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static u8 TEMP_TO_REG(long temp) |
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{ |
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int ntemp = clamp_val(temp, TEMP_MIN, TEMP_MAX); |
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ntemp += (ntemp < 0 ? -500 : 500); |
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return (u8)(ntemp / 1000); |
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} |
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static int TEMP_FROM_REG(u8 reg) |
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{ |
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return (s8)reg * 1000; |
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} |
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#define FAN_FROM_REG(val,div) ((val)==0?-1:(val)==255?0:1350000/((val)*(div))) |
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#define PWM_TO_REG(val) (clamp_val((val), 0, 255)) |
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static inline unsigned long pwm_freq_from_reg_627hf(u8 reg) |
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{ |
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unsigned long freq; |
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freq = W83627HF_BASE_PWM_FREQ >> reg; |
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return freq; |
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} |
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static inline u8 pwm_freq_to_reg_627hf(unsigned long val) |
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{ |
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u8 i; |
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/* |
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* Only 5 dividers (1 2 4 8 16) |
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* Search for the nearest available frequency |
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*/ |
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for (i = 0; i < 4; i++) { |
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if (val > (((W83627HF_BASE_PWM_FREQ >> i) + |
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(W83627HF_BASE_PWM_FREQ >> (i+1))) / 2)) |
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break; |
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} |
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return i; |
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} |
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static inline unsigned long pwm_freq_from_reg(u8 reg) |
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{ |
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/* Clock bit 8 -> 180 kHz or 24 MHz */ |
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unsigned long clock = (reg & 0x80) ? 180000UL : 24000000UL; |
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reg &= 0x7f; |
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/* This should not happen but anyway... */ |
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if (reg == 0) |
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reg++; |
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return clock / (reg << 8); |
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} |
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static inline u8 pwm_freq_to_reg(unsigned long val) |
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{ |
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/* Minimum divider value is 0x01 and maximum is 0x7F */ |
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if (val >= 93750) /* The highest we can do */ |
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return 0x01; |
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if (val >= 720) /* Use 24 MHz clock */ |
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return 24000000UL / (val << 8); |
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if (val < 6) /* The lowest we can do */ |
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return 0xFF; |
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else /* Use 180 kHz clock */ |
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return 0x80 | (180000UL / (val << 8)); |
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} |
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#define BEEP_MASK_FROM_REG(val) ((val) & 0xff7fff) |
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#define BEEP_MASK_TO_REG(val) ((val) & 0xff7fff) |
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#define DIV_FROM_REG(val) (1 << (val)) |
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static inline u8 DIV_TO_REG(long val) |
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{ |
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int i; |
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val = clamp_val(val, 1, 128) >> 1; |
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for (i = 0; i < 7; i++) { |
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if (val == 0) |
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break; |
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val >>= 1; |
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} |
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return (u8)i; |
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} |
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/* |
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* For each registered chip, we need to keep some data in memory. |
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* The structure is dynamically allocated. |
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*/ |
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struct w83627hf_data { |
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unsigned short addr; |
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const char *name; |
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struct device *hwmon_dev; |
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struct mutex lock; |
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enum chips type; |
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struct mutex update_lock; |
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char valid; /* !=0 if following fields are valid */ |
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unsigned long last_updated; /* In jiffies */ |
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u8 in[9]; /* Register value */ |
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u8 in_max[9]; /* Register value */ |
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u8 in_min[9]; /* Register value */ |
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u8 fan[3]; /* Register value */ |
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u8 fan_min[3]; /* Register value */ |
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u16 temp[3]; /* Register value */ |
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u16 temp_max[3]; /* Register value */ |
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u16 temp_max_hyst[3]; /* Register value */ |
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u8 fan_div[3]; /* Register encoding, shifted right */ |
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u8 vid; /* Register encoding, combined */ |
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u32 alarms; /* Register encoding, combined */ |
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u32 beep_mask; /* Register encoding, combined */ |
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u8 pwm[3]; /* Register value */ |
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u8 pwm_enable[3]; /* 1 = manual |
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* 2 = thermal cruise (also called SmartFan I) |
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* 3 = fan speed cruise |
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*/ |
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u8 pwm_freq[3]; /* Register value */ |
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u16 sens[3]; /* 1 = pentium diode; 2 = 3904 diode; |
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* 4 = thermistor |
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*/ |
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u8 vrm; |
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u8 vrm_ovt; /* Register value, 627THF/637HF/687THF only */ |
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#ifdef CONFIG_PM |
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/* Remember extra register values over suspend/resume */ |
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u8 scfg1; |
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u8 scfg2; |
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#endif |
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}; |
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static int w83627hf_probe(struct platform_device *pdev); |
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static int w83627hf_remove(struct platform_device *pdev); |
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static int w83627hf_read_value(struct w83627hf_data *data, u16 reg); |
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static int w83627hf_write_value(struct w83627hf_data *data, u16 reg, u16 value); |
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static void w83627hf_update_fan_div(struct w83627hf_data *data); |
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static struct w83627hf_data *w83627hf_update_device(struct device *dev); |
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static void w83627hf_init_device(struct platform_device *pdev); |
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#ifdef CONFIG_PM |
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static int w83627hf_suspend(struct device *dev) |
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{ |
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struct w83627hf_data *data = w83627hf_update_device(dev); |
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mutex_lock(&data->update_lock); |
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data->scfg1 = w83627hf_read_value(data, W83781D_REG_SCFG1); |
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data->scfg2 = w83627hf_read_value(data, W83781D_REG_SCFG2); |
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mutex_unlock(&data->update_lock); |
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return 0; |
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} |
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static int w83627hf_resume(struct device *dev) |
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{ |
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struct w83627hf_data *data = dev_get_drvdata(dev); |
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int i, num_temps = (data->type == w83697hf) ? 2 : 3; |
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/* Restore limits */ |
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mutex_lock(&data->update_lock); |
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for (i = 0; i <= 8; i++) { |
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/* skip missing sensors */ |
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if (((data->type == w83697hf) && (i == 1)) || |
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((data->type != w83627hf && data->type != w83697hf) |
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&& (i == 5 || i == 6))) |
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continue; |
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w83627hf_write_value(data, W83781D_REG_IN_MAX(i), |
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data->in_max[i]); |
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w83627hf_write_value(data, W83781D_REG_IN_MIN(i), |
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data->in_min[i]); |
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} |
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for (i = 0; i <= 2; i++) |
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w83627hf_write_value(data, W83627HF_REG_FAN_MIN(i), |
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data->fan_min[i]); |
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for (i = 0; i < num_temps; i++) { |
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w83627hf_write_value(data, w83627hf_reg_temp_over[i], |
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data->temp_max[i]); |
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w83627hf_write_value(data, w83627hf_reg_temp_hyst[i], |
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data->temp_max_hyst[i]); |
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} |
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/* Fixup BIOS bugs */ |
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if (data->type == w83627thf || data->type == w83637hf || |
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data->type == w83687thf) |
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w83627hf_write_value(data, W83627THF_REG_VRM_OVT_CFG, |
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data->vrm_ovt); |
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w83627hf_write_value(data, W83781D_REG_SCFG1, data->scfg1); |
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w83627hf_write_value(data, W83781D_REG_SCFG2, data->scfg2); |
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/* Force re-reading all values */ |
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data->valid = 0; |
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mutex_unlock(&data->update_lock); |
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return 0; |
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} |
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static const struct dev_pm_ops w83627hf_dev_pm_ops = { |
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.suspend = w83627hf_suspend, |
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.resume = w83627hf_resume, |
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}; |
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#define W83627HF_DEV_PM_OPS (&w83627hf_dev_pm_ops) |
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#else |
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#define W83627HF_DEV_PM_OPS NULL |
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#endif /* CONFIG_PM */ |
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static struct platform_driver w83627hf_driver = { |
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.driver = { |
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.name = DRVNAME, |
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.pm = W83627HF_DEV_PM_OPS, |
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}, |
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.probe = w83627hf_probe, |
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.remove = w83627hf_remove, |
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}; |
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static ssize_t |
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in_input_show(struct device *dev, struct device_attribute *devattr, char *buf) |
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{ |
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int nr = to_sensor_dev_attr(devattr)->index; |
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struct w83627hf_data *data = w83627hf_update_device(dev); |
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return sprintf(buf, "%ld\n", (long)IN_FROM_REG(data->in[nr])); |
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} |
|
static ssize_t |
|
in_min_show(struct device *dev, struct device_attribute *devattr, char *buf) |
|
{ |
|
int nr = to_sensor_dev_attr(devattr)->index; |
|
struct w83627hf_data *data = w83627hf_update_device(dev); |
|
return sprintf(buf, "%ld\n", (long)IN_FROM_REG(data->in_min[nr])); |
|
} |
|
static ssize_t |
|
in_max_show(struct device *dev, struct device_attribute *devattr, char *buf) |
|
{ |
|
int nr = to_sensor_dev_attr(devattr)->index; |
|
struct w83627hf_data *data = w83627hf_update_device(dev); |
|
return sprintf(buf, "%ld\n", (long)IN_FROM_REG(data->in_max[nr])); |
|
} |
|
static ssize_t |
|
in_min_store(struct device *dev, struct device_attribute *devattr, |
|
const char *buf, size_t count) |
|
{ |
|
int nr = to_sensor_dev_attr(devattr)->index; |
|
struct w83627hf_data *data = dev_get_drvdata(dev); |
|
long val; |
|
int err; |
|
|
|
err = kstrtol(buf, 10, &val); |
|
if (err) |
|
return err; |
|
|
|
mutex_lock(&data->update_lock); |
|
data->in_min[nr] = IN_TO_REG(val); |
|
w83627hf_write_value(data, W83781D_REG_IN_MIN(nr), data->in_min[nr]); |
|
mutex_unlock(&data->update_lock); |
|
return count; |
|
} |
|
static ssize_t |
|
in_max_store(struct device *dev, struct device_attribute *devattr, |
|
const char *buf, size_t count) |
|
{ |
|
int nr = to_sensor_dev_attr(devattr)->index; |
|
struct w83627hf_data *data = dev_get_drvdata(dev); |
|
long val; |
|
int err; |
|
|
|
err = kstrtol(buf, 10, &val); |
|
if (err) |
|
return err; |
|
|
|
mutex_lock(&data->update_lock); |
|
data->in_max[nr] = IN_TO_REG(val); |
|
w83627hf_write_value(data, W83781D_REG_IN_MAX(nr), data->in_max[nr]); |
|
mutex_unlock(&data->update_lock); |
|
return count; |
|
} |
|
|
|
static SENSOR_DEVICE_ATTR_RO(in1_input, in_input, 1); |
|
static SENSOR_DEVICE_ATTR_RW(in1_min, in_min, 1); |
|
static SENSOR_DEVICE_ATTR_RW(in1_max, in_max, 1); |
|
static SENSOR_DEVICE_ATTR_RO(in2_input, in_input, 2); |
|
static SENSOR_DEVICE_ATTR_RW(in2_min, in_min, 2); |
|
static SENSOR_DEVICE_ATTR_RW(in2_max, in_max, 2); |
|
static SENSOR_DEVICE_ATTR_RO(in3_input, in_input, 3); |
|
static SENSOR_DEVICE_ATTR_RW(in3_min, in_min, 3); |
|
static SENSOR_DEVICE_ATTR_RW(in3_max, in_max, 3); |
|
static SENSOR_DEVICE_ATTR_RO(in4_input, in_input, 4); |
|
static SENSOR_DEVICE_ATTR_RW(in4_min, in_min, 4); |
|
static SENSOR_DEVICE_ATTR_RW(in4_max, in_max, 4); |
|
static SENSOR_DEVICE_ATTR_RO(in5_input, in_input, 5); |
|
static SENSOR_DEVICE_ATTR_RW(in5_min, in_min, 5); |
|
static SENSOR_DEVICE_ATTR_RW(in5_max, in_max, 5); |
|
static SENSOR_DEVICE_ATTR_RO(in6_input, in_input, 6); |
|
static SENSOR_DEVICE_ATTR_RW(in6_min, in_min, 6); |
|
static SENSOR_DEVICE_ATTR_RW(in6_max, in_max, 6); |
|
static SENSOR_DEVICE_ATTR_RO(in7_input, in_input, 7); |
|
static SENSOR_DEVICE_ATTR_RW(in7_min, in_min, 7); |
|
static SENSOR_DEVICE_ATTR_RW(in7_max, in_max, 7); |
|
static SENSOR_DEVICE_ATTR_RO(in8_input, in_input, 8); |
|
static SENSOR_DEVICE_ATTR_RW(in8_min, in_min, 8); |
|
static SENSOR_DEVICE_ATTR_RW(in8_max, in_max, 8); |
|
|
|
/* use a different set of functions for in0 */ |
|
static ssize_t show_in_0(struct w83627hf_data *data, char *buf, u8 reg) |
|
{ |
|
long in0; |
|
|
|
if ((data->vrm_ovt & 0x01) && |
|
(w83627thf == data->type || w83637hf == data->type |
|
|| w83687thf == data->type)) |
|
|
|
/* use VRM9 calculation */ |
|
in0 = (long)((reg * 488 + 70000 + 50) / 100); |
|
else |
|
/* use VRM8 (standard) calculation */ |
|
in0 = (long)IN_FROM_REG(reg); |
|
|
|
return sprintf(buf,"%ld\n", in0); |
|
} |
|
|
|
static ssize_t in0_input_show(struct device *dev, |
|
struct device_attribute *attr, char *buf) |
|
{ |
|
struct w83627hf_data *data = w83627hf_update_device(dev); |
|
return show_in_0(data, buf, data->in[0]); |
|
} |
|
|
|
static ssize_t in0_min_show(struct device *dev, struct device_attribute *attr, |
|
char *buf) |
|
{ |
|
struct w83627hf_data *data = w83627hf_update_device(dev); |
|
return show_in_0(data, buf, data->in_min[0]); |
|
} |
|
|
|
static ssize_t in0_max_show(struct device *dev, struct device_attribute *attr, |
|
char *buf) |
|
{ |
|
struct w83627hf_data *data = w83627hf_update_device(dev); |
|
return show_in_0(data, buf, data->in_max[0]); |
|
} |
|
|
|
static ssize_t in0_min_store(struct device *dev, |
|
struct device_attribute *attr, const char *buf, |
|
size_t count) |
|
{ |
|
struct w83627hf_data *data = dev_get_drvdata(dev); |
|
unsigned long val; |
|
int err; |
|
|
|
err = kstrtoul(buf, 10, &val); |
|
if (err) |
|
return err; |
|
|
|
mutex_lock(&data->update_lock); |
|
|
|
if ((data->vrm_ovt & 0x01) && |
|
(w83627thf == data->type || w83637hf == data->type |
|
|| w83687thf == data->type)) |
|
|
|
/* use VRM9 calculation */ |
|
data->in_min[0] = |
|
clamp_val(((val * 100) - 70000 + 244) / 488, 0, 255); |
|
else |
|
/* use VRM8 (standard) calculation */ |
|
data->in_min[0] = IN_TO_REG(val); |
|
|
|
w83627hf_write_value(data, W83781D_REG_IN_MIN(0), data->in_min[0]); |
|
mutex_unlock(&data->update_lock); |
|
return count; |
|
} |
|
|
|
static ssize_t in0_max_store(struct device *dev, |
|
struct device_attribute *attr, const char *buf, |
|
size_t count) |
|
{ |
|
struct w83627hf_data *data = dev_get_drvdata(dev); |
|
unsigned long val; |
|
int err; |
|
|
|
err = kstrtoul(buf, 10, &val); |
|
if (err) |
|
return err; |
|
|
|
mutex_lock(&data->update_lock); |
|
|
|
if ((data->vrm_ovt & 0x01) && |
|
(w83627thf == data->type || w83637hf == data->type |
|
|| w83687thf == data->type)) |
|
|
|
/* use VRM9 calculation */ |
|
data->in_max[0] = |
|
clamp_val(((val * 100) - 70000 + 244) / 488, 0, 255); |
|
else |
|
/* use VRM8 (standard) calculation */ |
|
data->in_max[0] = IN_TO_REG(val); |
|
|
|
w83627hf_write_value(data, W83781D_REG_IN_MAX(0), data->in_max[0]); |
|
mutex_unlock(&data->update_lock); |
|
return count; |
|
} |
|
|
|
static DEVICE_ATTR_RO(in0_input); |
|
static DEVICE_ATTR_RW(in0_min); |
|
static DEVICE_ATTR_RW(in0_max); |
|
|
|
static ssize_t |
|
fan_input_show(struct device *dev, struct device_attribute *devattr, |
|
char *buf) |
|
{ |
|
int nr = to_sensor_dev_attr(devattr)->index; |
|
struct w83627hf_data *data = w83627hf_update_device(dev); |
|
return sprintf(buf, "%ld\n", FAN_FROM_REG(data->fan[nr], |
|
(long)DIV_FROM_REG(data->fan_div[nr]))); |
|
} |
|
static ssize_t |
|
fan_min_show(struct device *dev, struct device_attribute *devattr, char *buf) |
|
{ |
|
int nr = to_sensor_dev_attr(devattr)->index; |
|
struct w83627hf_data *data = w83627hf_update_device(dev); |
|
return sprintf(buf, "%ld\n", FAN_FROM_REG(data->fan_min[nr], |
|
(long)DIV_FROM_REG(data->fan_div[nr]))); |
|
} |
|
static ssize_t |
|
fan_min_store(struct device *dev, struct device_attribute *devattr, |
|
const char *buf, size_t count) |
|
{ |
|
int nr = to_sensor_dev_attr(devattr)->index; |
|
struct w83627hf_data *data = dev_get_drvdata(dev); |
|
unsigned long val; |
|
int err; |
|
|
|
err = kstrtoul(buf, 10, &val); |
|
if (err) |
|
return err; |
|
|
|
mutex_lock(&data->update_lock); |
|
data->fan_min[nr] = FAN_TO_REG(val, DIV_FROM_REG(data->fan_div[nr])); |
|
w83627hf_write_value(data, W83627HF_REG_FAN_MIN(nr), |
|
data->fan_min[nr]); |
|
|
|
mutex_unlock(&data->update_lock); |
|
return count; |
|
} |
|
|
|
static SENSOR_DEVICE_ATTR_RO(fan1_input, fan_input, 0); |
|
static SENSOR_DEVICE_ATTR_RW(fan1_min, fan_min, 0); |
|
static SENSOR_DEVICE_ATTR_RO(fan2_input, fan_input, 1); |
|
static SENSOR_DEVICE_ATTR_RW(fan2_min, fan_min, 1); |
|
static SENSOR_DEVICE_ATTR_RO(fan3_input, fan_input, 2); |
|
static SENSOR_DEVICE_ATTR_RW(fan3_min, fan_min, 2); |
|
|
|
static ssize_t |
|
temp_show(struct device *dev, struct device_attribute *devattr, char *buf) |
|
{ |
|
int nr = to_sensor_dev_attr(devattr)->index; |
|
struct w83627hf_data *data = w83627hf_update_device(dev); |
|
|
|
u16 tmp = data->temp[nr]; |
|
return sprintf(buf, "%ld\n", (nr) ? (long) LM75_TEMP_FROM_REG(tmp) |
|
: (long) TEMP_FROM_REG(tmp)); |
|
} |
|
|
|
static ssize_t |
|
temp_max_show(struct device *dev, struct device_attribute *devattr, char *buf) |
|
{ |
|
int nr = to_sensor_dev_attr(devattr)->index; |
|
struct w83627hf_data *data = w83627hf_update_device(dev); |
|
|
|
u16 tmp = data->temp_max[nr]; |
|
return sprintf(buf, "%ld\n", (nr) ? (long) LM75_TEMP_FROM_REG(tmp) |
|
: (long) TEMP_FROM_REG(tmp)); |
|
} |
|
|
|
static ssize_t |
|
temp_max_hyst_show(struct device *dev, struct device_attribute *devattr, |
|
char *buf) |
|
{ |
|
int nr = to_sensor_dev_attr(devattr)->index; |
|
struct w83627hf_data *data = w83627hf_update_device(dev); |
|
|
|
u16 tmp = data->temp_max_hyst[nr]; |
|
return sprintf(buf, "%ld\n", (nr) ? (long) LM75_TEMP_FROM_REG(tmp) |
|
: (long) TEMP_FROM_REG(tmp)); |
|
} |
|
|
|
static ssize_t |
|
temp_max_store(struct device *dev, struct device_attribute *devattr, |
|
const char *buf, size_t count) |
|
{ |
|
int nr = to_sensor_dev_attr(devattr)->index; |
|
struct w83627hf_data *data = dev_get_drvdata(dev); |
|
u16 tmp; |
|
long val; |
|
int err; |
|
|
|
err = kstrtol(buf, 10, &val); |
|
if (err) |
|
return err; |
|
|
|
tmp = (nr) ? LM75_TEMP_TO_REG(val) : TEMP_TO_REG(val); |
|
mutex_lock(&data->update_lock); |
|
data->temp_max[nr] = tmp; |
|
w83627hf_write_value(data, w83627hf_reg_temp_over[nr], tmp); |
|
mutex_unlock(&data->update_lock); |
|
return count; |
|
} |
|
|
|
static ssize_t |
|
temp_max_hyst_store(struct device *dev, struct device_attribute *devattr, |
|
const char *buf, size_t count) |
|
{ |
|
int nr = to_sensor_dev_attr(devattr)->index; |
|
struct w83627hf_data *data = dev_get_drvdata(dev); |
|
u16 tmp; |
|
long val; |
|
int err; |
|
|
|
err = kstrtol(buf, 10, &val); |
|
if (err) |
|
return err; |
|
|
|
tmp = (nr) ? LM75_TEMP_TO_REG(val) : TEMP_TO_REG(val); |
|
mutex_lock(&data->update_lock); |
|
data->temp_max_hyst[nr] = tmp; |
|
w83627hf_write_value(data, w83627hf_reg_temp_hyst[nr], tmp); |
|
mutex_unlock(&data->update_lock); |
|
return count; |
|
} |
|
|
|
static SENSOR_DEVICE_ATTR_RO(temp1_input, temp, 0); |
|
static SENSOR_DEVICE_ATTR_RW(temp1_max, temp_max, 0); |
|
static SENSOR_DEVICE_ATTR_RW(temp1_max_hyst, temp_max_hyst, 0); |
|
static SENSOR_DEVICE_ATTR_RO(temp2_input, temp, 1); |
|
static SENSOR_DEVICE_ATTR_RW(temp2_max, temp_max, 1); |
|
static SENSOR_DEVICE_ATTR_RW(temp2_max_hyst, temp_max_hyst, 1); |
|
static SENSOR_DEVICE_ATTR_RO(temp3_input, temp, 2); |
|
static SENSOR_DEVICE_ATTR_RW(temp3_max, temp_max, 2); |
|
static SENSOR_DEVICE_ATTR_RW(temp3_max_hyst, temp_max_hyst, 2); |
|
|
|
static ssize_t |
|
cpu0_vid_show(struct device *dev, struct device_attribute *attr, char *buf) |
|
{ |
|
struct w83627hf_data *data = w83627hf_update_device(dev); |
|
return sprintf(buf, "%ld\n", (long) vid_from_reg(data->vid, data->vrm)); |
|
} |
|
static DEVICE_ATTR_RO(cpu0_vid); |
|
|
|
static ssize_t |
|
vrm_show(struct device *dev, struct device_attribute *attr, char *buf) |
|
{ |
|
struct w83627hf_data *data = dev_get_drvdata(dev); |
|
return sprintf(buf, "%ld\n", (long) data->vrm); |
|
} |
|
static ssize_t |
|
vrm_store(struct device *dev, struct device_attribute *attr, const char *buf, |
|
size_t count) |
|
{ |
|
struct w83627hf_data *data = dev_get_drvdata(dev); |
|
unsigned long val; |
|
int err; |
|
|
|
err = kstrtoul(buf, 10, &val); |
|
if (err) |
|
return err; |
|
|
|
if (val > 255) |
|
return -EINVAL; |
|
data->vrm = val; |
|
|
|
return count; |
|
} |
|
static DEVICE_ATTR_RW(vrm); |
|
|
|
static ssize_t |
|
alarms_show(struct device *dev, struct device_attribute *attr, char *buf) |
|
{ |
|
struct w83627hf_data *data = w83627hf_update_device(dev); |
|
return sprintf(buf, "%ld\n", (long) data->alarms); |
|
} |
|
static DEVICE_ATTR_RO(alarms); |
|
|
|
static ssize_t |
|
alarm_show(struct device *dev, struct device_attribute *attr, char *buf) |
|
{ |
|
struct w83627hf_data *data = w83627hf_update_device(dev); |
|
int bitnr = to_sensor_dev_attr(attr)->index; |
|
return sprintf(buf, "%u\n", (data->alarms >> bitnr) & 1); |
|
} |
|
static SENSOR_DEVICE_ATTR_RO(in0_alarm, alarm, 0); |
|
static SENSOR_DEVICE_ATTR_RO(in1_alarm, alarm, 1); |
|
static SENSOR_DEVICE_ATTR_RO(in2_alarm, alarm, 2); |
|
static SENSOR_DEVICE_ATTR_RO(in3_alarm, alarm, 3); |
|
static SENSOR_DEVICE_ATTR_RO(in4_alarm, alarm, 8); |
|
static SENSOR_DEVICE_ATTR_RO(in5_alarm, alarm, 9); |
|
static SENSOR_DEVICE_ATTR_RO(in6_alarm, alarm, 10); |
|
static SENSOR_DEVICE_ATTR_RO(in7_alarm, alarm, 16); |
|
static SENSOR_DEVICE_ATTR_RO(in8_alarm, alarm, 17); |
|
static SENSOR_DEVICE_ATTR_RO(fan1_alarm, alarm, 6); |
|
static SENSOR_DEVICE_ATTR_RO(fan2_alarm, alarm, 7); |
|
static SENSOR_DEVICE_ATTR_RO(fan3_alarm, alarm, 11); |
|
static SENSOR_DEVICE_ATTR_RO(temp1_alarm, alarm, 4); |
|
static SENSOR_DEVICE_ATTR_RO(temp2_alarm, alarm, 5); |
|
static SENSOR_DEVICE_ATTR_RO(temp3_alarm, alarm, 13); |
|
|
|
static ssize_t |
|
beep_mask_show(struct device *dev, struct device_attribute *attr, char *buf) |
|
{ |
|
struct w83627hf_data *data = w83627hf_update_device(dev); |
|
return sprintf(buf, "%ld\n", |
|
(long)BEEP_MASK_FROM_REG(data->beep_mask)); |
|
} |
|
|
|
static ssize_t |
|
beep_mask_store(struct device *dev, struct device_attribute *attr, |
|
const char *buf, size_t count) |
|
{ |
|
struct w83627hf_data *data = dev_get_drvdata(dev); |
|
unsigned long val; |
|
int err; |
|
|
|
err = kstrtoul(buf, 10, &val); |
|
if (err) |
|
return err; |
|
|
|
mutex_lock(&data->update_lock); |
|
|
|
/* preserve beep enable */ |
|
data->beep_mask = (data->beep_mask & 0x8000) |
|
| BEEP_MASK_TO_REG(val); |
|
w83627hf_write_value(data, W83781D_REG_BEEP_INTS1, |
|
data->beep_mask & 0xff); |
|
w83627hf_write_value(data, W83781D_REG_BEEP_INTS3, |
|
((data->beep_mask) >> 16) & 0xff); |
|
w83627hf_write_value(data, W83781D_REG_BEEP_INTS2, |
|
(data->beep_mask >> 8) & 0xff); |
|
|
|
mutex_unlock(&data->update_lock); |
|
return count; |
|
} |
|
|
|
static DEVICE_ATTR_RW(beep_mask); |
|
|
|
static ssize_t |
|
beep_show(struct device *dev, struct device_attribute *attr, char *buf) |
|
{ |
|
struct w83627hf_data *data = w83627hf_update_device(dev); |
|
int bitnr = to_sensor_dev_attr(attr)->index; |
|
return sprintf(buf, "%u\n", (data->beep_mask >> bitnr) & 1); |
|
} |
|
|
|
static ssize_t |
|
beep_store(struct device *dev, struct device_attribute *attr, const char *buf, |
|
size_t count) |
|
{ |
|
struct w83627hf_data *data = dev_get_drvdata(dev); |
|
int bitnr = to_sensor_dev_attr(attr)->index; |
|
u8 reg; |
|
unsigned long bit; |
|
int err; |
|
|
|
err = kstrtoul(buf, 10, &bit); |
|
if (err) |
|
return err; |
|
|
|
if (bit & ~1) |
|
return -EINVAL; |
|
|
|
mutex_lock(&data->update_lock); |
|
if (bit) |
|
data->beep_mask |= (1 << bitnr); |
|
else |
|
data->beep_mask &= ~(1 << bitnr); |
|
|
|
if (bitnr < 8) { |
|
reg = w83627hf_read_value(data, W83781D_REG_BEEP_INTS1); |
|
if (bit) |
|
reg |= (1 << bitnr); |
|
else |
|
reg &= ~(1 << bitnr); |
|
w83627hf_write_value(data, W83781D_REG_BEEP_INTS1, reg); |
|
} else if (bitnr < 16) { |
|
reg = w83627hf_read_value(data, W83781D_REG_BEEP_INTS2); |
|
if (bit) |
|
reg |= (1 << (bitnr - 8)); |
|
else |
|
reg &= ~(1 << (bitnr - 8)); |
|
w83627hf_write_value(data, W83781D_REG_BEEP_INTS2, reg); |
|
} else { |
|
reg = w83627hf_read_value(data, W83781D_REG_BEEP_INTS3); |
|
if (bit) |
|
reg |= (1 << (bitnr - 16)); |
|
else |
|
reg &= ~(1 << (bitnr - 16)); |
|
w83627hf_write_value(data, W83781D_REG_BEEP_INTS3, reg); |
|
} |
|
mutex_unlock(&data->update_lock); |
|
|
|
return count; |
|
} |
|
|
|
static SENSOR_DEVICE_ATTR_RW(in0_beep, beep, 0); |
|
static SENSOR_DEVICE_ATTR_RW(in1_beep, beep, 1); |
|
static SENSOR_DEVICE_ATTR_RW(in2_beep, beep, 2); |
|
static SENSOR_DEVICE_ATTR_RW(in3_beep, beep, 3); |
|
static SENSOR_DEVICE_ATTR_RW(in4_beep, beep, 8); |
|
static SENSOR_DEVICE_ATTR_RW(in5_beep, beep, 9); |
|
static SENSOR_DEVICE_ATTR_RW(in6_beep, beep, 10); |
|
static SENSOR_DEVICE_ATTR_RW(in7_beep, beep, 16); |
|
static SENSOR_DEVICE_ATTR_RW(in8_beep, beep, 17); |
|
static SENSOR_DEVICE_ATTR_RW(fan1_beep, beep, 6); |
|
static SENSOR_DEVICE_ATTR_RW(fan2_beep, beep, 7); |
|
static SENSOR_DEVICE_ATTR_RW(fan3_beep, beep, 11); |
|
static SENSOR_DEVICE_ATTR_RW(temp1_beep, beep, 4); |
|
static SENSOR_DEVICE_ATTR_RW(temp2_beep, beep, 5); |
|
static SENSOR_DEVICE_ATTR_RW(temp3_beep, beep, 13); |
|
static SENSOR_DEVICE_ATTR_RW(beep_enable, beep, 15); |
|
|
|
static ssize_t |
|
fan_div_show(struct device *dev, struct device_attribute *devattr, char *buf) |
|
{ |
|
int nr = to_sensor_dev_attr(devattr)->index; |
|
struct w83627hf_data *data = w83627hf_update_device(dev); |
|
return sprintf(buf, "%ld\n", |
|
(long) DIV_FROM_REG(data->fan_div[nr])); |
|
} |
|
/* |
|
* Note: we save and restore the fan minimum here, because its value is |
|
* determined in part by the fan divisor. This follows the principle of |
|
* least surprise; the user doesn't expect the fan minimum to change just |
|
* because the divisor changed. |
|
*/ |
|
static ssize_t |
|
fan_div_store(struct device *dev, struct device_attribute *devattr, |
|
const char *buf, size_t count) |
|
{ |
|
int nr = to_sensor_dev_attr(devattr)->index; |
|
struct w83627hf_data *data = dev_get_drvdata(dev); |
|
unsigned long min; |
|
u8 reg; |
|
unsigned long val; |
|
int err; |
|
|
|
err = kstrtoul(buf, 10, &val); |
|
if (err) |
|
return err; |
|
|
|
mutex_lock(&data->update_lock); |
|
|
|
/* Save fan_min */ |
|
min = FAN_FROM_REG(data->fan_min[nr], |
|
DIV_FROM_REG(data->fan_div[nr])); |
|
|
|
data->fan_div[nr] = DIV_TO_REG(val); |
|
|
|
reg = (w83627hf_read_value(data, nr==2 ? W83781D_REG_PIN : W83781D_REG_VID_FANDIV) |
|
& (nr==0 ? 0xcf : 0x3f)) |
|
| ((data->fan_div[nr] & 0x03) << (nr==0 ? 4 : 6)); |
|
w83627hf_write_value(data, nr==2 ? W83781D_REG_PIN : W83781D_REG_VID_FANDIV, reg); |
|
|
|
reg = (w83627hf_read_value(data, W83781D_REG_VBAT) |
|
& ~(1 << (5 + nr))) |
|
| ((data->fan_div[nr] & 0x04) << (3 + nr)); |
|
w83627hf_write_value(data, W83781D_REG_VBAT, reg); |
|
|
|
/* Restore fan_min */ |
|
data->fan_min[nr] = FAN_TO_REG(min, DIV_FROM_REG(data->fan_div[nr])); |
|
w83627hf_write_value(data, W83627HF_REG_FAN_MIN(nr), data->fan_min[nr]); |
|
|
|
mutex_unlock(&data->update_lock); |
|
return count; |
|
} |
|
|
|
static SENSOR_DEVICE_ATTR_RW(fan1_div, fan_div, 0); |
|
static SENSOR_DEVICE_ATTR_RW(fan2_div, fan_div, 1); |
|
static SENSOR_DEVICE_ATTR_RW(fan3_div, fan_div, 2); |
|
|
|
static ssize_t |
|
pwm_show(struct device *dev, struct device_attribute *devattr, char *buf) |
|
{ |
|
int nr = to_sensor_dev_attr(devattr)->index; |
|
struct w83627hf_data *data = w83627hf_update_device(dev); |
|
return sprintf(buf, "%ld\n", (long) data->pwm[nr]); |
|
} |
|
|
|
static ssize_t |
|
pwm_store(struct device *dev, struct device_attribute *devattr, |
|
const char *buf, size_t count) |
|
{ |
|
int nr = to_sensor_dev_attr(devattr)->index; |
|
struct w83627hf_data *data = dev_get_drvdata(dev); |
|
unsigned long val; |
|
int err; |
|
|
|
err = kstrtoul(buf, 10, &val); |
|
if (err) |
|
return err; |
|
|
|
mutex_lock(&data->update_lock); |
|
|
|
if (data->type == w83627thf) { |
|
/* bits 0-3 are reserved in 627THF */ |
|
data->pwm[nr] = PWM_TO_REG(val) & 0xf0; |
|
w83627hf_write_value(data, |
|
W836X7HF_REG_PWM(data->type, nr), |
|
data->pwm[nr] | |
|
(w83627hf_read_value(data, |
|
W836X7HF_REG_PWM(data->type, nr)) & 0x0f)); |
|
} else { |
|
data->pwm[nr] = PWM_TO_REG(val); |
|
w83627hf_write_value(data, |
|
W836X7HF_REG_PWM(data->type, nr), |
|
data->pwm[nr]); |
|
} |
|
|
|
mutex_unlock(&data->update_lock); |
|
return count; |
|
} |
|
|
|
static SENSOR_DEVICE_ATTR_RW(pwm1, pwm, 0); |
|
static SENSOR_DEVICE_ATTR_RW(pwm2, pwm, 1); |
|
static SENSOR_DEVICE_ATTR_RW(pwm3, pwm, 2); |
|
|
|
static ssize_t |
|
pwm_enable_show(struct device *dev, struct device_attribute *devattr, |
|
char *buf) |
|
{ |
|
int nr = to_sensor_dev_attr(devattr)->index; |
|
struct w83627hf_data *data = w83627hf_update_device(dev); |
|
return sprintf(buf, "%d\n", data->pwm_enable[nr]); |
|
} |
|
|
|
static ssize_t |
|
pwm_enable_store(struct device *dev, struct device_attribute *devattr, |
|
const char *buf, size_t count) |
|
{ |
|
int nr = to_sensor_dev_attr(devattr)->index; |
|
struct w83627hf_data *data = dev_get_drvdata(dev); |
|
u8 reg; |
|
unsigned long val; |
|
int err; |
|
|
|
err = kstrtoul(buf, 10, &val); |
|
if (err) |
|
return err; |
|
|
|
if (!val || val > 3) /* modes 1, 2 and 3 are supported */ |
|
return -EINVAL; |
|
mutex_lock(&data->update_lock); |
|
data->pwm_enable[nr] = val; |
|
reg = w83627hf_read_value(data, W83627THF_REG_PWM_ENABLE[nr]); |
|
reg &= ~(0x03 << W83627THF_PWM_ENABLE_SHIFT[nr]); |
|
reg |= (val - 1) << W83627THF_PWM_ENABLE_SHIFT[nr]; |
|
w83627hf_write_value(data, W83627THF_REG_PWM_ENABLE[nr], reg); |
|
mutex_unlock(&data->update_lock); |
|
return count; |
|
} |
|
|
|
static SENSOR_DEVICE_ATTR_RW(pwm1_enable, pwm_enable, 0); |
|
static SENSOR_DEVICE_ATTR_RW(pwm2_enable, pwm_enable, 1); |
|
static SENSOR_DEVICE_ATTR_RW(pwm3_enable, pwm_enable, 2); |
|
|
|
static ssize_t |
|
pwm_freq_show(struct device *dev, struct device_attribute *devattr, char *buf) |
|
{ |
|
int nr = to_sensor_dev_attr(devattr)->index; |
|
struct w83627hf_data *data = w83627hf_update_device(dev); |
|
if (data->type == w83627hf) |
|
return sprintf(buf, "%ld\n", |
|
pwm_freq_from_reg_627hf(data->pwm_freq[nr])); |
|
else |
|
return sprintf(buf, "%ld\n", |
|
pwm_freq_from_reg(data->pwm_freq[nr])); |
|
} |
|
|
|
static ssize_t |
|
pwm_freq_store(struct device *dev, struct device_attribute *devattr, |
|
const char *buf, size_t count) |
|
{ |
|
int nr = to_sensor_dev_attr(devattr)->index; |
|
struct w83627hf_data *data = dev_get_drvdata(dev); |
|
static const u8 mask[]={0xF8, 0x8F}; |
|
unsigned long val; |
|
int err; |
|
|
|
err = kstrtoul(buf, 10, &val); |
|
if (err) |
|
return err; |
|
|
|
mutex_lock(&data->update_lock); |
|
|
|
if (data->type == w83627hf) { |
|
data->pwm_freq[nr] = pwm_freq_to_reg_627hf(val); |
|
w83627hf_write_value(data, W83627HF_REG_PWM_FREQ, |
|
(data->pwm_freq[nr] << (nr*4)) | |
|
(w83627hf_read_value(data, |
|
W83627HF_REG_PWM_FREQ) & mask[nr])); |
|
} else { |
|
data->pwm_freq[nr] = pwm_freq_to_reg(val); |
|
w83627hf_write_value(data, W83637HF_REG_PWM_FREQ[nr], |
|
data->pwm_freq[nr]); |
|
} |
|
|
|
mutex_unlock(&data->update_lock); |
|
return count; |
|
} |
|
|
|
static SENSOR_DEVICE_ATTR_RW(pwm1_freq, pwm_freq, 0); |
|
static SENSOR_DEVICE_ATTR_RW(pwm2_freq, pwm_freq, 1); |
|
static SENSOR_DEVICE_ATTR_RW(pwm3_freq, pwm_freq, 2); |
|
|
|
static ssize_t |
|
temp_type_show(struct device *dev, struct device_attribute *devattr, |
|
char *buf) |
|
{ |
|
int nr = to_sensor_dev_attr(devattr)->index; |
|
struct w83627hf_data *data = w83627hf_update_device(dev); |
|
return sprintf(buf, "%ld\n", (long) data->sens[nr]); |
|
} |
|
|
|
static ssize_t |
|
temp_type_store(struct device *dev, struct device_attribute *devattr, |
|
const char *buf, size_t count) |
|
{ |
|
int nr = to_sensor_dev_attr(devattr)->index; |
|
struct w83627hf_data *data = dev_get_drvdata(dev); |
|
unsigned long val; |
|
u32 tmp; |
|
int err; |
|
|
|
err = kstrtoul(buf, 10, &val); |
|
if (err) |
|
return err; |
|
|
|
mutex_lock(&data->update_lock); |
|
|
|
switch (val) { |
|
case 1: /* PII/Celeron diode */ |
|
tmp = w83627hf_read_value(data, W83781D_REG_SCFG1); |
|
w83627hf_write_value(data, W83781D_REG_SCFG1, |
|
tmp | BIT_SCFG1[nr]); |
|
tmp = w83627hf_read_value(data, W83781D_REG_SCFG2); |
|
w83627hf_write_value(data, W83781D_REG_SCFG2, |
|
tmp | BIT_SCFG2[nr]); |
|
data->sens[nr] = val; |
|
break; |
|
case 2: /* 3904 */ |
|
tmp = w83627hf_read_value(data, W83781D_REG_SCFG1); |
|
w83627hf_write_value(data, W83781D_REG_SCFG1, |
|
tmp | BIT_SCFG1[nr]); |
|
tmp = w83627hf_read_value(data, W83781D_REG_SCFG2); |
|
w83627hf_write_value(data, W83781D_REG_SCFG2, |
|
tmp & ~BIT_SCFG2[nr]); |
|
data->sens[nr] = val; |
|
break; |
|
case W83781D_DEFAULT_BETA: |
|
dev_warn(dev, "Sensor type %d is deprecated, please use 4 " |
|
"instead\n", W83781D_DEFAULT_BETA); |
|
fallthrough; |
|
case 4: /* thermistor */ |
|
tmp = w83627hf_read_value(data, W83781D_REG_SCFG1); |
|
w83627hf_write_value(data, W83781D_REG_SCFG1, |
|
tmp & ~BIT_SCFG1[nr]); |
|
data->sens[nr] = val; |
|
break; |
|
default: |
|
dev_err(dev, |
|
"Invalid sensor type %ld; must be 1, 2, or 4\n", |
|
(long) val); |
|
break; |
|
} |
|
|
|
mutex_unlock(&data->update_lock); |
|
return count; |
|
} |
|
|
|
static SENSOR_DEVICE_ATTR_RW(temp1_type, temp_type, 0); |
|
static SENSOR_DEVICE_ATTR_RW(temp2_type, temp_type, 1); |
|
static SENSOR_DEVICE_ATTR_RW(temp3_type, temp_type, 2); |
|
|
|
static ssize_t |
|
name_show(struct device *dev, struct device_attribute *devattr, char *buf) |
|
{ |
|
struct w83627hf_data *data = dev_get_drvdata(dev); |
|
|
|
return sprintf(buf, "%s\n", data->name); |
|
} |
|
static DEVICE_ATTR_RO(name); |
|
|
|
static int __init w83627hf_find(int sioaddr, unsigned short *addr, |
|
struct w83627hf_sio_data *sio_data) |
|
{ |
|
int err; |
|
u16 val; |
|
|
|
static __initconst char *const names[] = { |
|
"W83627HF", |
|
"W83627THF", |
|
"W83697HF", |
|
"W83637HF", |
|
"W83687THF", |
|
}; |
|
|
|
sio_data->sioaddr = sioaddr; |
|
err = superio_enter(sio_data); |
|
if (err) |
|
return err; |
|
|
|
err = -ENODEV; |
|
val = force_id ? force_id : superio_inb(sio_data, DEVID); |
|
switch (val) { |
|
case W627_DEVID: |
|
sio_data->type = w83627hf; |
|
break; |
|
case W627THF_DEVID: |
|
sio_data->type = w83627thf; |
|
break; |
|
case W697_DEVID: |
|
sio_data->type = w83697hf; |
|
break; |
|
case W637_DEVID: |
|
sio_data->type = w83637hf; |
|
break; |
|
case W687THF_DEVID: |
|
sio_data->type = w83687thf; |
|
break; |
|
case 0xff: /* No device at all */ |
|
goto exit; |
|
default: |
|
pr_debug(DRVNAME ": Unsupported chip (DEVID=0x%02x)\n", val); |
|
goto exit; |
|
} |
|
|
|
superio_select(sio_data, W83627HF_LD_HWM); |
|
val = (superio_inb(sio_data, WINB_BASE_REG) << 8) | |
|
superio_inb(sio_data, WINB_BASE_REG + 1); |
|
*addr = val & WINB_ALIGNMENT; |
|
if (*addr == 0) { |
|
pr_warn("Base address not set, skipping\n"); |
|
goto exit; |
|
} |
|
|
|
val = superio_inb(sio_data, WINB_ACT_REG); |
|
if (!(val & 0x01)) { |
|
pr_warn("Enabling HWM logical device\n"); |
|
superio_outb(sio_data, WINB_ACT_REG, val | 0x01); |
|
} |
|
|
|
err = 0; |
|
pr_info(DRVNAME ": Found %s chip at %#x\n", |
|
names[sio_data->type], *addr); |
|
|
|
exit: |
|
superio_exit(sio_data); |
|
return err; |
|
} |
|
|
|
#define VIN_UNIT_ATTRS(_X_) \ |
|
&sensor_dev_attr_in##_X_##_input.dev_attr.attr, \ |
|
&sensor_dev_attr_in##_X_##_min.dev_attr.attr, \ |
|
&sensor_dev_attr_in##_X_##_max.dev_attr.attr, \ |
|
&sensor_dev_attr_in##_X_##_alarm.dev_attr.attr, \ |
|
&sensor_dev_attr_in##_X_##_beep.dev_attr.attr |
|
|
|
#define FAN_UNIT_ATTRS(_X_) \ |
|
&sensor_dev_attr_fan##_X_##_input.dev_attr.attr, \ |
|
&sensor_dev_attr_fan##_X_##_min.dev_attr.attr, \ |
|
&sensor_dev_attr_fan##_X_##_div.dev_attr.attr, \ |
|
&sensor_dev_attr_fan##_X_##_alarm.dev_attr.attr, \ |
|
&sensor_dev_attr_fan##_X_##_beep.dev_attr.attr |
|
|
|
#define TEMP_UNIT_ATTRS(_X_) \ |
|
&sensor_dev_attr_temp##_X_##_input.dev_attr.attr, \ |
|
&sensor_dev_attr_temp##_X_##_max.dev_attr.attr, \ |
|
&sensor_dev_attr_temp##_X_##_max_hyst.dev_attr.attr, \ |
|
&sensor_dev_attr_temp##_X_##_type.dev_attr.attr, \ |
|
&sensor_dev_attr_temp##_X_##_alarm.dev_attr.attr, \ |
|
&sensor_dev_attr_temp##_X_##_beep.dev_attr.attr |
|
|
|
static struct attribute *w83627hf_attributes[] = { |
|
&dev_attr_in0_input.attr, |
|
&dev_attr_in0_min.attr, |
|
&dev_attr_in0_max.attr, |
|
&sensor_dev_attr_in0_alarm.dev_attr.attr, |
|
&sensor_dev_attr_in0_beep.dev_attr.attr, |
|
VIN_UNIT_ATTRS(2), |
|
VIN_UNIT_ATTRS(3), |
|
VIN_UNIT_ATTRS(4), |
|
VIN_UNIT_ATTRS(7), |
|
VIN_UNIT_ATTRS(8), |
|
|
|
FAN_UNIT_ATTRS(1), |
|
FAN_UNIT_ATTRS(2), |
|
|
|
TEMP_UNIT_ATTRS(1), |
|
TEMP_UNIT_ATTRS(2), |
|
|
|
&dev_attr_alarms.attr, |
|
&sensor_dev_attr_beep_enable.dev_attr.attr, |
|
&dev_attr_beep_mask.attr, |
|
|
|
&sensor_dev_attr_pwm1.dev_attr.attr, |
|
&sensor_dev_attr_pwm2.dev_attr.attr, |
|
&dev_attr_name.attr, |
|
NULL |
|
}; |
|
|
|
static const struct attribute_group w83627hf_group = { |
|
.attrs = w83627hf_attributes, |
|
}; |
|
|
|
static struct attribute *w83627hf_attributes_opt[] = { |
|
VIN_UNIT_ATTRS(1), |
|
VIN_UNIT_ATTRS(5), |
|
VIN_UNIT_ATTRS(6), |
|
|
|
FAN_UNIT_ATTRS(3), |
|
TEMP_UNIT_ATTRS(3), |
|
&sensor_dev_attr_pwm3.dev_attr.attr, |
|
|
|
&sensor_dev_attr_pwm1_freq.dev_attr.attr, |
|
&sensor_dev_attr_pwm2_freq.dev_attr.attr, |
|
&sensor_dev_attr_pwm3_freq.dev_attr.attr, |
|
|
|
&sensor_dev_attr_pwm1_enable.dev_attr.attr, |
|
&sensor_dev_attr_pwm2_enable.dev_attr.attr, |
|
&sensor_dev_attr_pwm3_enable.dev_attr.attr, |
|
|
|
NULL |
|
}; |
|
|
|
static const struct attribute_group w83627hf_group_opt = { |
|
.attrs = w83627hf_attributes_opt, |
|
}; |
|
|
|
static int w83627hf_probe(struct platform_device *pdev) |
|
{ |
|
struct device *dev = &pdev->dev; |
|
struct w83627hf_sio_data *sio_data = dev_get_platdata(dev); |
|
struct w83627hf_data *data; |
|
struct resource *res; |
|
int err, i; |
|
|
|
static const char *names[] = { |
|
"w83627hf", |
|
"w83627thf", |
|
"w83697hf", |
|
"w83637hf", |
|
"w83687thf", |
|
}; |
|
|
|
res = platform_get_resource(pdev, IORESOURCE_IO, 0); |
|
if (!devm_request_region(dev, res->start, WINB_REGION_SIZE, DRVNAME)) { |
|
dev_err(dev, "Failed to request region 0x%lx-0x%lx\n", |
|
(unsigned long)res->start, |
|
(unsigned long)(res->start + WINB_REGION_SIZE - 1)); |
|
return -EBUSY; |
|
} |
|
|
|
data = devm_kzalloc(dev, sizeof(struct w83627hf_data), GFP_KERNEL); |
|
if (!data) |
|
return -ENOMEM; |
|
|
|
data->addr = res->start; |
|
data->type = sio_data->type; |
|
data->name = names[sio_data->type]; |
|
mutex_init(&data->lock); |
|
mutex_init(&data->update_lock); |
|
platform_set_drvdata(pdev, data); |
|
|
|
/* Initialize the chip */ |
|
w83627hf_init_device(pdev); |
|
|
|
/* A few vars need to be filled upon startup */ |
|
for (i = 0; i <= 2; i++) |
|
data->fan_min[i] = w83627hf_read_value( |
|
data, W83627HF_REG_FAN_MIN(i)); |
|
w83627hf_update_fan_div(data); |
|
|
|
/* Register common device attributes */ |
|
err = sysfs_create_group(&dev->kobj, &w83627hf_group); |
|
if (err) |
|
return err; |
|
|
|
/* Register chip-specific device attributes */ |
|
if (data->type == w83627hf || data->type == w83697hf) |
|
if ((err = device_create_file(dev, |
|
&sensor_dev_attr_in5_input.dev_attr)) |
|
|| (err = device_create_file(dev, |
|
&sensor_dev_attr_in5_min.dev_attr)) |
|
|| (err = device_create_file(dev, |
|
&sensor_dev_attr_in5_max.dev_attr)) |
|
|| (err = device_create_file(dev, |
|
&sensor_dev_attr_in5_alarm.dev_attr)) |
|
|| (err = device_create_file(dev, |
|
&sensor_dev_attr_in5_beep.dev_attr)) |
|
|| (err = device_create_file(dev, |
|
&sensor_dev_attr_in6_input.dev_attr)) |
|
|| (err = device_create_file(dev, |
|
&sensor_dev_attr_in6_min.dev_attr)) |
|
|| (err = device_create_file(dev, |
|
&sensor_dev_attr_in6_max.dev_attr)) |
|
|| (err = device_create_file(dev, |
|
&sensor_dev_attr_in6_alarm.dev_attr)) |
|
|| (err = device_create_file(dev, |
|
&sensor_dev_attr_in6_beep.dev_attr)) |
|
|| (err = device_create_file(dev, |
|
&sensor_dev_attr_pwm1_freq.dev_attr)) |
|
|| (err = device_create_file(dev, |
|
&sensor_dev_attr_pwm2_freq.dev_attr))) |
|
goto error; |
|
|
|
if (data->type != w83697hf) |
|
if ((err = device_create_file(dev, |
|
&sensor_dev_attr_in1_input.dev_attr)) |
|
|| (err = device_create_file(dev, |
|
&sensor_dev_attr_in1_min.dev_attr)) |
|
|| (err = device_create_file(dev, |
|
&sensor_dev_attr_in1_max.dev_attr)) |
|
|| (err = device_create_file(dev, |
|
&sensor_dev_attr_in1_alarm.dev_attr)) |
|
|| (err = device_create_file(dev, |
|
&sensor_dev_attr_in1_beep.dev_attr)) |
|
|| (err = device_create_file(dev, |
|
&sensor_dev_attr_fan3_input.dev_attr)) |
|
|| (err = device_create_file(dev, |
|
&sensor_dev_attr_fan3_min.dev_attr)) |
|
|| (err = device_create_file(dev, |
|
&sensor_dev_attr_fan3_div.dev_attr)) |
|
|| (err = device_create_file(dev, |
|
&sensor_dev_attr_fan3_alarm.dev_attr)) |
|
|| (err = device_create_file(dev, |
|
&sensor_dev_attr_fan3_beep.dev_attr)) |
|
|| (err = device_create_file(dev, |
|
&sensor_dev_attr_temp3_input.dev_attr)) |
|
|| (err = device_create_file(dev, |
|
&sensor_dev_attr_temp3_max.dev_attr)) |
|
|| (err = device_create_file(dev, |
|
&sensor_dev_attr_temp3_max_hyst.dev_attr)) |
|
|| (err = device_create_file(dev, |
|
&sensor_dev_attr_temp3_alarm.dev_attr)) |
|
|| (err = device_create_file(dev, |
|
&sensor_dev_attr_temp3_beep.dev_attr)) |
|
|| (err = device_create_file(dev, |
|
&sensor_dev_attr_temp3_type.dev_attr))) |
|
goto error; |
|
|
|
if (data->type != w83697hf && data->vid != 0xff) { |
|
/* Convert VID to voltage based on VRM */ |
|
data->vrm = vid_which_vrm(); |
|
|
|
if ((err = device_create_file(dev, &dev_attr_cpu0_vid)) |
|
|| (err = device_create_file(dev, &dev_attr_vrm))) |
|
goto error; |
|
} |
|
|
|
if (data->type == w83627thf || data->type == w83637hf |
|
|| data->type == w83687thf) { |
|
err = device_create_file(dev, &sensor_dev_attr_pwm3.dev_attr); |
|
if (err) |
|
goto error; |
|
} |
|
|
|
if (data->type == w83637hf || data->type == w83687thf) |
|
if ((err = device_create_file(dev, |
|
&sensor_dev_attr_pwm1_freq.dev_attr)) |
|
|| (err = device_create_file(dev, |
|
&sensor_dev_attr_pwm2_freq.dev_attr)) |
|
|| (err = device_create_file(dev, |
|
&sensor_dev_attr_pwm3_freq.dev_attr))) |
|
goto error; |
|
|
|
if (data->type != w83627hf) |
|
if ((err = device_create_file(dev, |
|
&sensor_dev_attr_pwm1_enable.dev_attr)) |
|
|| (err = device_create_file(dev, |
|
&sensor_dev_attr_pwm2_enable.dev_attr))) |
|
goto error; |
|
|
|
if (data->type == w83627thf || data->type == w83637hf |
|
|| data->type == w83687thf) { |
|
err = device_create_file(dev, |
|
&sensor_dev_attr_pwm3_enable.dev_attr); |
|
if (err) |
|
goto error; |
|
} |
|
|
|
data->hwmon_dev = hwmon_device_register(dev); |
|
if (IS_ERR(data->hwmon_dev)) { |
|
err = PTR_ERR(data->hwmon_dev); |
|
goto error; |
|
} |
|
|
|
return 0; |
|
|
|
error: |
|
sysfs_remove_group(&dev->kobj, &w83627hf_group); |
|
sysfs_remove_group(&dev->kobj, &w83627hf_group_opt); |
|
return err; |
|
} |
|
|
|
static int w83627hf_remove(struct platform_device *pdev) |
|
{ |
|
struct w83627hf_data *data = platform_get_drvdata(pdev); |
|
|
|
hwmon_device_unregister(data->hwmon_dev); |
|
|
|
sysfs_remove_group(&pdev->dev.kobj, &w83627hf_group); |
|
sysfs_remove_group(&pdev->dev.kobj, &w83627hf_group_opt); |
|
|
|
return 0; |
|
} |
|
|
|
/* Registers 0x50-0x5f are banked */ |
|
static inline void w83627hf_set_bank(struct w83627hf_data *data, u16 reg) |
|
{ |
|
if ((reg & 0x00f0) == 0x50) { |
|
outb_p(W83781D_REG_BANK, data->addr + W83781D_ADDR_REG_OFFSET); |
|
outb_p(reg >> 8, data->addr + W83781D_DATA_REG_OFFSET); |
|
} |
|
} |
|
|
|
/* Not strictly necessary, but play it safe for now */ |
|
static inline void w83627hf_reset_bank(struct w83627hf_data *data, u16 reg) |
|
{ |
|
if (reg & 0xff00) { |
|
outb_p(W83781D_REG_BANK, data->addr + W83781D_ADDR_REG_OFFSET); |
|
outb_p(0, data->addr + W83781D_DATA_REG_OFFSET); |
|
} |
|
} |
|
|
|
static int w83627hf_read_value(struct w83627hf_data *data, u16 reg) |
|
{ |
|
int res, word_sized; |
|
|
|
mutex_lock(&data->lock); |
|
word_sized = (((reg & 0xff00) == 0x100) |
|
|| ((reg & 0xff00) == 0x200)) |
|
&& (((reg & 0x00ff) == 0x50) |
|
|| ((reg & 0x00ff) == 0x53) |
|
|| ((reg & 0x00ff) == 0x55)); |
|
w83627hf_set_bank(data, reg); |
|
outb_p(reg & 0xff, data->addr + W83781D_ADDR_REG_OFFSET); |
|
res = inb_p(data->addr + W83781D_DATA_REG_OFFSET); |
|
if (word_sized) { |
|
outb_p((reg & 0xff) + 1, |
|
data->addr + W83781D_ADDR_REG_OFFSET); |
|
res = |
|
(res << 8) + inb_p(data->addr + |
|
W83781D_DATA_REG_OFFSET); |
|
} |
|
w83627hf_reset_bank(data, reg); |
|
mutex_unlock(&data->lock); |
|
return res; |
|
} |
|
|
|
static int w83627thf_read_gpio5(struct platform_device *pdev) |
|
{ |
|
struct w83627hf_sio_data *sio_data = dev_get_platdata(&pdev->dev); |
|
int res = 0xff, sel; |
|
|
|
if (superio_enter(sio_data)) { |
|
/* |
|
* Some other driver reserved the address space for itself. |
|
* We don't want to fail driver instantiation because of that, |
|
* so display a warning and keep going. |
|
*/ |
|
dev_warn(&pdev->dev, |
|
"Can not read VID data: Failed to enable SuperIO access\n"); |
|
return res; |
|
} |
|
|
|
superio_select(sio_data, W83627HF_LD_GPIO5); |
|
|
|
res = 0xff; |
|
|
|
/* Make sure these GPIO pins are enabled */ |
|
if (!(superio_inb(sio_data, W83627THF_GPIO5_EN) & (1<<3))) { |
|
dev_dbg(&pdev->dev, "GPIO5 disabled, no VID function\n"); |
|
goto exit; |
|
} |
|
|
|
/* |
|
* Make sure the pins are configured for input |
|
* There must be at least five (VRM 9), and possibly 6 (VRM 10) |
|
*/ |
|
sel = superio_inb(sio_data, W83627THF_GPIO5_IOSR) & 0x3f; |
|
if ((sel & 0x1f) != 0x1f) { |
|
dev_dbg(&pdev->dev, "GPIO5 not configured for VID " |
|
"function\n"); |
|
goto exit; |
|
} |
|
|
|
dev_info(&pdev->dev, "Reading VID from GPIO5\n"); |
|
res = superio_inb(sio_data, W83627THF_GPIO5_DR) & sel; |
|
|
|
exit: |
|
superio_exit(sio_data); |
|
return res; |
|
} |
|
|
|
static int w83687thf_read_vid(struct platform_device *pdev) |
|
{ |
|
struct w83627hf_sio_data *sio_data = dev_get_platdata(&pdev->dev); |
|
int res = 0xff; |
|
|
|
if (superio_enter(sio_data)) { |
|
/* |
|
* Some other driver reserved the address space for itself. |
|
* We don't want to fail driver instantiation because of that, |
|
* so display a warning and keep going. |
|
*/ |
|
dev_warn(&pdev->dev, |
|
"Can not read VID data: Failed to enable SuperIO access\n"); |
|
return res; |
|
} |
|
|
|
superio_select(sio_data, W83627HF_LD_HWM); |
|
|
|
/* Make sure these GPIO pins are enabled */ |
|
if (!(superio_inb(sio_data, W83687THF_VID_EN) & (1 << 2))) { |
|
dev_dbg(&pdev->dev, "VID disabled, no VID function\n"); |
|
goto exit; |
|
} |
|
|
|
/* Make sure the pins are configured for input */ |
|
if (!(superio_inb(sio_data, W83687THF_VID_CFG) & (1 << 4))) { |
|
dev_dbg(&pdev->dev, "VID configured as output, " |
|
"no VID function\n"); |
|
goto exit; |
|
} |
|
|
|
res = superio_inb(sio_data, W83687THF_VID_DATA) & 0x3f; |
|
|
|
exit: |
|
superio_exit(sio_data); |
|
return res; |
|
} |
|
|
|
static int w83627hf_write_value(struct w83627hf_data *data, u16 reg, u16 value) |
|
{ |
|
int word_sized; |
|
|
|
mutex_lock(&data->lock); |
|
word_sized = (((reg & 0xff00) == 0x100) |
|
|| ((reg & 0xff00) == 0x200)) |
|
&& (((reg & 0x00ff) == 0x53) |
|
|| ((reg & 0x00ff) == 0x55)); |
|
w83627hf_set_bank(data, reg); |
|
outb_p(reg & 0xff, data->addr + W83781D_ADDR_REG_OFFSET); |
|
if (word_sized) { |
|
outb_p(value >> 8, |
|
data->addr + W83781D_DATA_REG_OFFSET); |
|
outb_p((reg & 0xff) + 1, |
|
data->addr + W83781D_ADDR_REG_OFFSET); |
|
} |
|
outb_p(value & 0xff, |
|
data->addr + W83781D_DATA_REG_OFFSET); |
|
w83627hf_reset_bank(data, reg); |
|
mutex_unlock(&data->lock); |
|
return 0; |
|
} |
|
|
|
static void w83627hf_init_device(struct platform_device *pdev) |
|
{ |
|
struct w83627hf_data *data = platform_get_drvdata(pdev); |
|
int i; |
|
enum chips type = data->type; |
|
u8 tmp; |
|
|
|
/* Minimize conflicts with other winbond i2c-only clients... */ |
|
/* disable i2c subclients... how to disable main i2c client?? */ |
|
/* force i2c address to relatively uncommon address */ |
|
if (type == w83627hf) { |
|
w83627hf_write_value(data, W83781D_REG_I2C_SUBADDR, 0x89); |
|
w83627hf_write_value(data, W83781D_REG_I2C_ADDR, force_i2c); |
|
} |
|
|
|
/* Read VID only once */ |
|
if (type == w83627hf || type == w83637hf) { |
|
int lo = w83627hf_read_value(data, W83781D_REG_VID_FANDIV); |
|
int hi = w83627hf_read_value(data, W83781D_REG_CHIPID); |
|
data->vid = (lo & 0x0f) | ((hi & 0x01) << 4); |
|
} else if (type == w83627thf) { |
|
data->vid = w83627thf_read_gpio5(pdev); |
|
} else if (type == w83687thf) { |
|
data->vid = w83687thf_read_vid(pdev); |
|
} |
|
|
|
/* Read VRM & OVT Config only once */ |
|
if (type == w83627thf || type == w83637hf || type == w83687thf) { |
|
data->vrm_ovt = |
|
w83627hf_read_value(data, W83627THF_REG_VRM_OVT_CFG); |
|
} |
|
|
|
tmp = w83627hf_read_value(data, W83781D_REG_SCFG1); |
|
for (i = 1; i <= 3; i++) { |
|
if (!(tmp & BIT_SCFG1[i - 1])) { |
|
data->sens[i - 1] = 4; |
|
} else { |
|
if (w83627hf_read_value |
|
(data, |
|
W83781D_REG_SCFG2) & BIT_SCFG2[i - 1]) |
|
data->sens[i - 1] = 1; |
|
else |
|
data->sens[i - 1] = 2; |
|
} |
|
if ((type == w83697hf) && (i == 2)) |
|
break; |
|
} |
|
|
|
if(init) { |
|
/* Enable temp2 */ |
|
tmp = w83627hf_read_value(data, W83627HF_REG_TEMP2_CONFIG); |
|
if (tmp & 0x01) { |
|
dev_warn(&pdev->dev, "Enabling temp2, readings " |
|
"might not make sense\n"); |
|
w83627hf_write_value(data, W83627HF_REG_TEMP2_CONFIG, |
|
tmp & 0xfe); |
|
} |
|
|
|
/* Enable temp3 */ |
|
if (type != w83697hf) { |
|
tmp = w83627hf_read_value(data, |
|
W83627HF_REG_TEMP3_CONFIG); |
|
if (tmp & 0x01) { |
|
dev_warn(&pdev->dev, "Enabling temp3, " |
|
"readings might not make sense\n"); |
|
w83627hf_write_value(data, |
|
W83627HF_REG_TEMP3_CONFIG, tmp & 0xfe); |
|
} |
|
} |
|
} |
|
|
|
/* Start monitoring */ |
|
w83627hf_write_value(data, W83781D_REG_CONFIG, |
|
(w83627hf_read_value(data, |
|
W83781D_REG_CONFIG) & 0xf7) |
|
| 0x01); |
|
|
|
/* Enable VBAT monitoring if needed */ |
|
tmp = w83627hf_read_value(data, W83781D_REG_VBAT); |
|
if (!(tmp & 0x01)) |
|
w83627hf_write_value(data, W83781D_REG_VBAT, tmp | 0x01); |
|
} |
|
|
|
static void w83627hf_update_fan_div(struct w83627hf_data *data) |
|
{ |
|
int reg; |
|
|
|
reg = w83627hf_read_value(data, W83781D_REG_VID_FANDIV); |
|
data->fan_div[0] = (reg >> 4) & 0x03; |
|
data->fan_div[1] = (reg >> 6) & 0x03; |
|
if (data->type != w83697hf) { |
|
data->fan_div[2] = (w83627hf_read_value(data, |
|
W83781D_REG_PIN) >> 6) & 0x03; |
|
} |
|
reg = w83627hf_read_value(data, W83781D_REG_VBAT); |
|
data->fan_div[0] |= (reg >> 3) & 0x04; |
|
data->fan_div[1] |= (reg >> 4) & 0x04; |
|
if (data->type != w83697hf) |
|
data->fan_div[2] |= (reg >> 5) & 0x04; |
|
} |
|
|
|
static struct w83627hf_data *w83627hf_update_device(struct device *dev) |
|
{ |
|
struct w83627hf_data *data = dev_get_drvdata(dev); |
|
int i, num_temps = (data->type == w83697hf) ? 2 : 3; |
|
int num_pwms = (data->type == w83697hf) ? 2 : 3; |
|
|
|
mutex_lock(&data->update_lock); |
|
|
|
if (time_after(jiffies, data->last_updated + HZ + HZ / 2) |
|
|| !data->valid) { |
|
for (i = 0; i <= 8; i++) { |
|
/* skip missing sensors */ |
|
if (((data->type == w83697hf) && (i == 1)) || |
|
((data->type != w83627hf && data->type != w83697hf) |
|
&& (i == 5 || i == 6))) |
|
continue; |
|
data->in[i] = |
|
w83627hf_read_value(data, W83781D_REG_IN(i)); |
|
data->in_min[i] = |
|
w83627hf_read_value(data, |
|
W83781D_REG_IN_MIN(i)); |
|
data->in_max[i] = |
|
w83627hf_read_value(data, |
|
W83781D_REG_IN_MAX(i)); |
|
} |
|
for (i = 0; i <= 2; i++) { |
|
data->fan[i] = |
|
w83627hf_read_value(data, W83627HF_REG_FAN(i)); |
|
data->fan_min[i] = |
|
w83627hf_read_value(data, |
|
W83627HF_REG_FAN_MIN(i)); |
|
} |
|
for (i = 0; i <= 2; i++) { |
|
u8 tmp = w83627hf_read_value(data, |
|
W836X7HF_REG_PWM(data->type, i)); |
|
/* bits 0-3 are reserved in 627THF */ |
|
if (data->type == w83627thf) |
|
tmp &= 0xf0; |
|
data->pwm[i] = tmp; |
|
if (i == 1 && |
|
(data->type == w83627hf || data->type == w83697hf)) |
|
break; |
|
} |
|
if (data->type == w83627hf) { |
|
u8 tmp = w83627hf_read_value(data, |
|
W83627HF_REG_PWM_FREQ); |
|
data->pwm_freq[0] = tmp & 0x07; |
|
data->pwm_freq[1] = (tmp >> 4) & 0x07; |
|
} else if (data->type != w83627thf) { |
|
for (i = 1; i <= 3; i++) { |
|
data->pwm_freq[i - 1] = |
|
w83627hf_read_value(data, |
|
W83637HF_REG_PWM_FREQ[i - 1]); |
|
if (i == 2 && (data->type == w83697hf)) |
|
break; |
|
} |
|
} |
|
if (data->type != w83627hf) { |
|
for (i = 0; i < num_pwms; i++) { |
|
u8 tmp = w83627hf_read_value(data, |
|
W83627THF_REG_PWM_ENABLE[i]); |
|
data->pwm_enable[i] = |
|
((tmp >> W83627THF_PWM_ENABLE_SHIFT[i]) |
|
& 0x03) + 1; |
|
} |
|
} |
|
for (i = 0; i < num_temps; i++) { |
|
data->temp[i] = w83627hf_read_value( |
|
data, w83627hf_reg_temp[i]); |
|
data->temp_max[i] = w83627hf_read_value( |
|
data, w83627hf_reg_temp_over[i]); |
|
data->temp_max_hyst[i] = w83627hf_read_value( |
|
data, w83627hf_reg_temp_hyst[i]); |
|
} |
|
|
|
w83627hf_update_fan_div(data); |
|
|
|
data->alarms = |
|
w83627hf_read_value(data, W83781D_REG_ALARM1) | |
|
(w83627hf_read_value(data, W83781D_REG_ALARM2) << 8) | |
|
(w83627hf_read_value(data, W83781D_REG_ALARM3) << 16); |
|
i = w83627hf_read_value(data, W83781D_REG_BEEP_INTS2); |
|
data->beep_mask = (i << 8) | |
|
w83627hf_read_value(data, W83781D_REG_BEEP_INTS1) | |
|
w83627hf_read_value(data, W83781D_REG_BEEP_INTS3) << 16; |
|
data->last_updated = jiffies; |
|
data->valid = 1; |
|
} |
|
|
|
mutex_unlock(&data->update_lock); |
|
|
|
return data; |
|
} |
|
|
|
static int __init w83627hf_device_add(unsigned short address, |
|
const struct w83627hf_sio_data *sio_data) |
|
{ |
|
struct resource res = { |
|
.start = address + WINB_REGION_OFFSET, |
|
.end = address + WINB_REGION_OFFSET + WINB_REGION_SIZE - 1, |
|
.name = DRVNAME, |
|
.flags = IORESOURCE_IO, |
|
}; |
|
int err; |
|
|
|
err = acpi_check_resource_conflict(&res); |
|
if (err) |
|
goto exit; |
|
|
|
pdev = platform_device_alloc(DRVNAME, address); |
|
if (!pdev) { |
|
err = -ENOMEM; |
|
pr_err("Device allocation failed\n"); |
|
goto exit; |
|
} |
|
|
|
err = platform_device_add_resources(pdev, &res, 1); |
|
if (err) { |
|
pr_err("Device resource addition failed (%d)\n", err); |
|
goto exit_device_put; |
|
} |
|
|
|
err = platform_device_add_data(pdev, sio_data, |
|
sizeof(struct w83627hf_sio_data)); |
|
if (err) { |
|
pr_err("Platform data allocation failed\n"); |
|
goto exit_device_put; |
|
} |
|
|
|
err = platform_device_add(pdev); |
|
if (err) { |
|
pr_err("Device addition failed (%d)\n", err); |
|
goto exit_device_put; |
|
} |
|
|
|
return 0; |
|
|
|
exit_device_put: |
|
platform_device_put(pdev); |
|
exit: |
|
return err; |
|
} |
|
|
|
static int __init sensors_w83627hf_init(void) |
|
{ |
|
int err; |
|
unsigned short address; |
|
struct w83627hf_sio_data sio_data; |
|
|
|
if (w83627hf_find(0x2e, &address, &sio_data) |
|
&& w83627hf_find(0x4e, &address, &sio_data)) |
|
return -ENODEV; |
|
|
|
err = platform_driver_register(&w83627hf_driver); |
|
if (err) |
|
goto exit; |
|
|
|
/* Sets global pdev as a side effect */ |
|
err = w83627hf_device_add(address, &sio_data); |
|
if (err) |
|
goto exit_driver; |
|
|
|
return 0; |
|
|
|
exit_driver: |
|
platform_driver_unregister(&w83627hf_driver); |
|
exit: |
|
return err; |
|
} |
|
|
|
static void __exit sensors_w83627hf_exit(void) |
|
{ |
|
platform_device_unregister(pdev); |
|
platform_driver_unregister(&w83627hf_driver); |
|
} |
|
|
|
MODULE_AUTHOR("Frodo Looijaard <[email protected]>, " |
|
"Philip Edelbrock <[email protected]>, " |
|
"and Mark Studebaker <[email protected]>"); |
|
MODULE_DESCRIPTION("W83627HF driver"); |
|
MODULE_LICENSE("GPL"); |
|
|
|
module_init(sensors_w83627hf_init); |
|
module_exit(sensors_w83627hf_exit);
|
|
|