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Diffstat (limited to 'drivers/i2c/chips/w83627hf.c')
-rw-r--r--drivers/i2c/chips/w83627hf.c1511
1 files changed, 0 insertions, 1511 deletions
diff --git a/drivers/i2c/chips/w83627hf.c b/drivers/i2c/chips/w83627hf.c
deleted file mode 100644
index bd87a42e068a..000000000000
--- a/drivers/i2c/chips/w83627hf.c
+++ /dev/null
@@ -1,1511 +0,0 @@
-/*
- w83627hf.c - Part of lm_sensors, Linux kernel modules for hardware
- monitoring
- Copyright (c) 1998 - 2003 Frodo Looijaard <frodol@dds.nl>,
- Philip Edelbrock <phil@netroedge.com>,
- and Mark Studebaker <mdsxyz123@yahoo.com>
- Ported to 2.6 by Bernhard C. Schrenk <clemy@clemy.org>
-
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
- (at your option) any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
-*/
-
-/*
- Supports following chips:
-
- Chip #vin #fanin #pwm #temp wchipid vendid i2c ISA
- w83627hf 9 3 2 3 0x20 0x5ca3 no yes(LPC)
- w83627thf 7 3 3 3 0x90 0x5ca3 no yes(LPC)
- w83637hf 7 3 3 3 0x80 0x5ca3 no yes(LPC)
- w83697hf 8 2 2 2 0x60 0x5ca3 no yes(LPC)
-
- For other winbond chips, and for i2c support in the above chips,
- use w83781d.c.
-
- Note: automatic ("cruise") fan control for 697, 637 & 627thf not
- supported yet.
-*/
-
-#include <linux/module.h>
-#include <linux/init.h>
-#include <linux/slab.h>
-#include <linux/jiffies.h>
-#include <linux/i2c.h>
-#include <linux/i2c-sensor.h>
-#include <linux/i2c-vid.h>
-#include <asm/io.h>
-#include "lm75.h"
-
-static u16 force_addr;
-module_param(force_addr, ushort, 0);
-MODULE_PARM_DESC(force_addr,
- "Initialize the base address of the sensors");
-static u8 force_i2c = 0x1f;
-module_param(force_i2c, byte, 0);
-MODULE_PARM_DESC(force_i2c,
- "Initialize the i2c address of the sensors");
-
-/* Addresses to scan */
-static unsigned short normal_i2c[] = { I2C_CLIENT_END };
-static unsigned int normal_isa[] = { 0, I2C_CLIENT_ISA_END };
-
-/* Insmod parameters */
-SENSORS_INSMOD_4(w83627hf, w83627thf, w83697hf, w83637hf);
-
-static int init = 1;
-module_param(init, bool, 0);
-MODULE_PARM_DESC(init, "Set to zero to bypass chip initialization");
-
-/* modified from kernel/include/traps.c */
-static int REG; /* The register to read/write */
-#define DEV 0x07 /* Register: Logical device select */
-static int VAL; /* The value to read/write */
-
-/* logical device numbers for superio_select (below) */
-#define W83627HF_LD_FDC 0x00
-#define W83627HF_LD_PRT 0x01
-#define W83627HF_LD_UART1 0x02
-#define W83627HF_LD_UART2 0x03
-#define W83627HF_LD_KBC 0x05
-#define W83627HF_LD_CIR 0x06 /* w83627hf only */
-#define W83627HF_LD_GAME 0x07
-#define W83627HF_LD_MIDI 0x07
-#define W83627HF_LD_GPIO1 0x07
-#define W83627HF_LD_GPIO5 0x07 /* w83627thf only */
-#define W83627HF_LD_GPIO2 0x08
-#define W83627HF_LD_GPIO3 0x09
-#define W83627HF_LD_GPIO4 0x09 /* w83627thf only */
-#define W83627HF_LD_ACPI 0x0a
-#define W83627HF_LD_HWM 0x0b
-
-#define DEVID 0x20 /* Register: Device ID */
-
-#define W83627THF_GPIO5_EN 0x30 /* w83627thf only */
-#define W83627THF_GPIO5_IOSR 0xf3 /* w83627thf only */
-#define W83627THF_GPIO5_DR 0xf4 /* w83627thf only */
-
-static inline void
-superio_outb(int reg, int val)
-{
- outb(reg, REG);
- outb(val, VAL);
-}
-
-static inline int
-superio_inb(int reg)
-{
- outb(reg, REG);
- return inb(VAL);
-}
-
-static inline void
-superio_select(int ld)
-{
- outb(DEV, REG);
- outb(ld, VAL);
-}
-
-static inline void
-superio_enter(void)
-{
- outb(0x87, REG);
- outb(0x87, REG);
-}
-
-static inline void
-superio_exit(void)
-{
- outb(0xAA, REG);
-}
-
-#define W627_DEVID 0x52
-#define W627THF_DEVID 0x82
-#define W697_DEVID 0x60
-#define W637_DEVID 0x70
-#define WINB_ACT_REG 0x30
-#define WINB_BASE_REG 0x60
-/* Constants specified below */
-
-/* Length of ISA address segment */
-#define WINB_EXTENT 8
-
-/* Where are the ISA address/data registers relative to the base address */
-#define W83781D_ADDR_REG_OFFSET 5
-#define W83781D_DATA_REG_OFFSET 6
-
-/* The W83781D registers */
-/* The W83782D registers for nr=7,8 are in bank 5 */
-#define W83781D_REG_IN_MAX(nr) ((nr < 7) ? (0x2b + (nr) * 2) : \
- (0x554 + (((nr) - 7) * 2)))
-#define W83781D_REG_IN_MIN(nr) ((nr < 7) ? (0x2c + (nr) * 2) : \
- (0x555 + (((nr) - 7) * 2)))
-#define W83781D_REG_IN(nr) ((nr < 7) ? (0x20 + (nr)) : \
- (0x550 + (nr) - 7))
-
-#define W83781D_REG_FAN_MIN(nr) (0x3a + (nr))
-#define W83781D_REG_FAN(nr) (0x27 + (nr))
-
-#define W83781D_REG_TEMP2_CONFIG 0x152
-#define W83781D_REG_TEMP3_CONFIG 0x252
-#define W83781D_REG_TEMP(nr) ((nr == 3) ? (0x0250) : \
- ((nr == 2) ? (0x0150) : \
- (0x27)))
-#define W83781D_REG_TEMP_HYST(nr) ((nr == 3) ? (0x253) : \
- ((nr == 2) ? (0x153) : \
- (0x3A)))
-#define W83781D_REG_TEMP_OVER(nr) ((nr == 3) ? (0x255) : \
- ((nr == 2) ? (0x155) : \
- (0x39)))
-
-#define W83781D_REG_BANK 0x4E
-
-#define W83781D_REG_CONFIG 0x40
-#define W83781D_REG_ALARM1 0x41
-#define W83781D_REG_ALARM2 0x42
-#define W83781D_REG_ALARM3 0x450
-
-#define W83781D_REG_IRQ 0x4C
-#define W83781D_REG_BEEP_CONFIG 0x4D
-#define W83781D_REG_BEEP_INTS1 0x56
-#define W83781D_REG_BEEP_INTS2 0x57
-#define W83781D_REG_BEEP_INTS3 0x453
-
-#define W83781D_REG_VID_FANDIV 0x47
-
-#define W83781D_REG_CHIPID 0x49
-#define W83781D_REG_WCHIPID 0x58
-#define W83781D_REG_CHIPMAN 0x4F
-#define W83781D_REG_PIN 0x4B
-
-#define W83781D_REG_VBAT 0x5D
-
-#define W83627HF_REG_PWM1 0x5A
-#define W83627HF_REG_PWM2 0x5B
-#define W83627HF_REG_PWMCLK12 0x5C
-
-#define W83627THF_REG_PWM1 0x01 /* 697HF and 637HF too */
-#define W83627THF_REG_PWM2 0x03 /* 697HF and 637HF too */
-#define W83627THF_REG_PWM3 0x11 /* 637HF too */
-
-#define W83627THF_REG_VRM_OVT_CFG 0x18 /* 637HF too */
-
-static const u8 regpwm_627hf[] = { W83627HF_REG_PWM1, W83627HF_REG_PWM2 };
-static const u8 regpwm[] = { W83627THF_REG_PWM1, W83627THF_REG_PWM2,
- W83627THF_REG_PWM3 };
-#define W836X7HF_REG_PWM(type, nr) (((type) == w83627hf) ? \
- regpwm_627hf[(nr) - 1] : regpwm[(nr) - 1])
-
-#define W83781D_REG_I2C_ADDR 0x48
-#define W83781D_REG_I2C_SUBADDR 0x4A
-
-/* Sensor selection */
-#define W83781D_REG_SCFG1 0x5D
-static const u8 BIT_SCFG1[] = { 0x02, 0x04, 0x08 };
-#define W83781D_REG_SCFG2 0x59
-static const u8 BIT_SCFG2[] = { 0x10, 0x20, 0x40 };
-#define W83781D_DEFAULT_BETA 3435
-
-/* Conversions. Limit checking is only done on the TO_REG
- variants. Note that you should be a bit careful with which arguments
- these macros are called: arguments may be evaluated more than once.
- Fixing this is just not worth it. */
-#define IN_TO_REG(val) (SENSORS_LIMIT((((val) + 8)/16),0,255))
-#define IN_FROM_REG(val) ((val) * 16)
-
-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);
-}
-
-#define TEMP_MIN (-128000)
-#define TEMP_MAX ( 127000)
-
-/* TEMP: 0.001C/bit (-128C to +127C)
- REG: 1C/bit, two's complement */
-static u8 TEMP_TO_REG(int temp)
-{
- int ntemp = SENSORS_LIMIT(temp, TEMP_MIN, TEMP_MAX);
- ntemp += (ntemp<0 ? -500 : 500);
- return (u8)(ntemp / 1000);
-}
-
-static int TEMP_FROM_REG(u8 reg)
-{
- return (s8)reg * 1000;
-}
-
-#define FAN_FROM_REG(val,div) ((val)==0?-1:(val)==255?0:1350000/((val)*(div)))
-
-#define PWM_TO_REG(val) (SENSORS_LIMIT((val),0,255))
-
-#define BEEP_MASK_FROM_REG(val) (val)
-#define BEEP_MASK_TO_REG(val) ((val) & 0xffffff)
-#define BEEP_ENABLE_TO_REG(val) ((val)?1:0)
-#define BEEP_ENABLE_FROM_REG(val) ((val)?1:0)
-
-#define DIV_FROM_REG(val) (1 << (val))
-
-static inline u8 DIV_TO_REG(long val)
-{
- int i;
- val = SENSORS_LIMIT(val, 1, 128) >> 1;
- for (i = 0; i < 7; i++) {
- if (val == 0)
- break;
- val >>= 1;
- }
- return ((u8) i);
-}
-
-/* For each registered chip, we need to keep some data in memory. That
- data is pointed to by w83627hf_list[NR]->data. The structure itself is
- dynamically allocated, at the same time when a new client is allocated. */
-struct w83627hf_data {
- struct i2c_client client;
- struct semaphore lock;
- enum chips type;
-
- struct semaphore update_lock;
- char valid; /* !=0 if following fields are valid */
- unsigned long last_updated; /* In jiffies */
-
- struct i2c_client *lm75; /* for secondary I2C addresses */
- /* pointer to array of 2 subclients */
-
- u8 in[9]; /* Register value */
- u8 in_max[9]; /* Register value */
- u8 in_min[9]; /* Register value */
- u8 fan[3]; /* Register value */
- u8 fan_min[3]; /* Register value */
- u8 temp;
- u8 temp_max; /* Register value */
- u8 temp_max_hyst; /* Register value */
- u16 temp_add[2]; /* Register value */
- u16 temp_max_add[2]; /* Register value */
- u16 temp_max_hyst_add[2]; /* Register value */
- u8 fan_div[3]; /* Register encoding, shifted right */
- u8 vid; /* Register encoding, combined */
- u32 alarms; /* Register encoding, combined */
- u32 beep_mask; /* Register encoding, combined */
- u8 beep_enable; /* Boolean */
- u8 pwm[3]; /* Register value */
- u16 sens[3]; /* 782D/783S only.
- 1 = pentium diode; 2 = 3904 diode;
- 3000-5000 = thermistor beta.
- Default = 3435.
- Other Betas unimplemented */
- u8 vrm;
- u8 vrm_ovt; /* Register value, 627thf & 637hf only */
-};
-
-
-static int w83627hf_attach_adapter(struct i2c_adapter *adapter);
-static int w83627hf_detect(struct i2c_adapter *adapter, int address,
- int kind);
-static int w83627hf_detach_client(struct i2c_client *client);
-
-static int w83627hf_read_value(struct i2c_client *client, u16 register);
-static int w83627hf_write_value(struct i2c_client *client, u16 register,
- u16 value);
-static struct w83627hf_data *w83627hf_update_device(struct device *dev);
-static void w83627hf_init_client(struct i2c_client *client);
-
-static struct i2c_driver w83627hf_driver = {
- .owner = THIS_MODULE,
- .name = "w83627hf",
- .id = I2C_DRIVERID_W83627HF,
- .flags = I2C_DF_NOTIFY,
- .attach_adapter = w83627hf_attach_adapter,
- .detach_client = w83627hf_detach_client,
-};
-
-/* following are the sysfs callback functions */
-#define show_in_reg(reg) \
-static ssize_t show_##reg (struct device *dev, char *buf, int nr) \
-{ \
- struct w83627hf_data *data = w83627hf_update_device(dev); \
- return sprintf(buf,"%ld\n", (long)IN_FROM_REG(data->reg[nr])); \
-}
-show_in_reg(in)
-show_in_reg(in_min)
-show_in_reg(in_max)
-
-#define store_in_reg(REG, reg) \
-static ssize_t \
-store_in_##reg (struct device *dev, const char *buf, size_t count, int nr) \
-{ \
- struct i2c_client *client = to_i2c_client(dev); \
- struct w83627hf_data *data = i2c_get_clientdata(client); \
- u32 val; \
- \
- val = simple_strtoul(buf, NULL, 10); \
- \
- down(&data->update_lock); \
- data->in_##reg[nr] = IN_TO_REG(val); \
- w83627hf_write_value(client, W83781D_REG_IN_##REG(nr), \
- data->in_##reg[nr]); \
- \
- up(&data->update_lock); \
- return count; \
-}
-store_in_reg(MIN, min)
-store_in_reg(MAX, max)
-
-#define sysfs_in_offset(offset) \
-static ssize_t \
-show_regs_in_##offset (struct device *dev, struct device_attribute *attr, char *buf) \
-{ \
- return show_in(dev, buf, offset); \
-} \
-static DEVICE_ATTR(in##offset##_input, S_IRUGO, show_regs_in_##offset, NULL);
-
-#define sysfs_in_reg_offset(reg, offset) \
-static ssize_t show_regs_in_##reg##offset (struct device *dev, struct device_attribute *attr, char *buf) \
-{ \
- return show_in_##reg (dev, buf, offset); \
-} \
-static ssize_t \
-store_regs_in_##reg##offset (struct device *dev, struct device_attribute *attr, \
- const char *buf, size_t count) \
-{ \
- return store_in_##reg (dev, buf, count, offset); \
-} \
-static DEVICE_ATTR(in##offset##_##reg, S_IRUGO| S_IWUSR, \
- show_regs_in_##reg##offset, store_regs_in_##reg##offset);
-
-#define sysfs_in_offsets(offset) \
-sysfs_in_offset(offset) \
-sysfs_in_reg_offset(min, offset) \
-sysfs_in_reg_offset(max, offset)
-
-sysfs_in_offsets(1);
-sysfs_in_offsets(2);
-sysfs_in_offsets(3);
-sysfs_in_offsets(4);
-sysfs_in_offsets(5);
-sysfs_in_offsets(6);
-sysfs_in_offsets(7);
-sysfs_in_offsets(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))
-
- /* 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 show_regs_in_0(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 show_regs_in_min0(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 show_regs_in_max0(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 store_regs_in_min0(struct device *dev, struct device_attribute *attr,
- const char *buf, size_t count)
-{
- struct i2c_client *client = to_i2c_client(dev);
- struct w83627hf_data *data = i2c_get_clientdata(client);
- u32 val;
-
- val = simple_strtoul(buf, NULL, 10);
-
- down(&data->update_lock);
-
- if ((data->vrm_ovt & 0x01) &&
- (w83627thf == data->type || w83637hf == data->type))
-
- /* use VRM9 calculation */
- data->in_min[0] = (u8)(((val * 100) - 70000 + 244) / 488);
- else
- /* use VRM8 (standard) calculation */
- data->in_min[0] = IN_TO_REG(val);
-
- w83627hf_write_value(client, W83781D_REG_IN_MIN(0), data->in_min[0]);
- up(&data->update_lock);
- return count;
-}
-
-static ssize_t store_regs_in_max0(struct device *dev, struct device_attribute *attr,
- const char *buf, size_t count)
-{
- struct i2c_client *client = to_i2c_client(dev);
- struct w83627hf_data *data = i2c_get_clientdata(client);
- u32 val;
-
- val = simple_strtoul(buf, NULL, 10);
-
- down(&data->update_lock);
-
- if ((data->vrm_ovt & 0x01) &&
- (w83627thf == data->type || w83637hf == data->type))
-
- /* use VRM9 calculation */
- data->in_max[0] = (u8)(((val * 100) - 70000 + 244) / 488);
- else
- /* use VRM8 (standard) calculation */
- data->in_max[0] = IN_TO_REG(val);
-
- w83627hf_write_value(client, W83781D_REG_IN_MAX(0), data->in_max[0]);
- up(&data->update_lock);
- return count;
-}
-
-static DEVICE_ATTR(in0_input, S_IRUGO, show_regs_in_0, NULL);
-static DEVICE_ATTR(in0_min, S_IRUGO | S_IWUSR,
- show_regs_in_min0, store_regs_in_min0);
-static DEVICE_ATTR(in0_max, S_IRUGO | S_IWUSR,
- show_regs_in_max0, store_regs_in_max0);
-
-#define device_create_file_in(client, offset) \
-do { \
-device_create_file(&client->dev, &dev_attr_in##offset##_input); \
-device_create_file(&client->dev, &dev_attr_in##offset##_min); \
-device_create_file(&client->dev, &dev_attr_in##offset##_max); \
-} while (0)
-
-#define show_fan_reg(reg) \
-static ssize_t show_##reg (struct device *dev, char *buf, int nr) \
-{ \
- struct w83627hf_data *data = w83627hf_update_device(dev); \
- return sprintf(buf,"%ld\n", \
- FAN_FROM_REG(data->reg[nr-1], \
- (long)DIV_FROM_REG(data->fan_div[nr-1]))); \
-}
-show_fan_reg(fan);
-show_fan_reg(fan_min);
-
-static ssize_t
-store_fan_min(struct device *dev, const char *buf, size_t count, int nr)
-{
- struct i2c_client *client = to_i2c_client(dev);
- struct w83627hf_data *data = i2c_get_clientdata(client);
- u32 val;
-
- val = simple_strtoul(buf, NULL, 10);
-
- down(&data->update_lock);
- data->fan_min[nr - 1] =
- FAN_TO_REG(val, DIV_FROM_REG(data->fan_div[nr - 1]));
- w83627hf_write_value(client, W83781D_REG_FAN_MIN(nr),
- data->fan_min[nr - 1]);
-
- up(&data->update_lock);
- return count;
-}
-
-#define sysfs_fan_offset(offset) \
-static ssize_t show_regs_fan_##offset (struct device *dev, struct device_attribute *attr, char *buf) \
-{ \
- return show_fan(dev, buf, offset); \
-} \
-static DEVICE_ATTR(fan##offset##_input, S_IRUGO, show_regs_fan_##offset, NULL);
-
-#define sysfs_fan_min_offset(offset) \
-static ssize_t show_regs_fan_min##offset (struct device *dev, struct device_attribute *attr, char *buf) \
-{ \
- return show_fan_min(dev, buf, offset); \
-} \
-static ssize_t \
-store_regs_fan_min##offset (struct device *dev, struct device_attribute *attr, const char *buf, size_t count) \
-{ \
- return store_fan_min(dev, buf, count, offset); \
-} \
-static DEVICE_ATTR(fan##offset##_min, S_IRUGO | S_IWUSR, \
- show_regs_fan_min##offset, store_regs_fan_min##offset);
-
-sysfs_fan_offset(1);
-sysfs_fan_min_offset(1);
-sysfs_fan_offset(2);
-sysfs_fan_min_offset(2);
-sysfs_fan_offset(3);
-sysfs_fan_min_offset(3);
-
-#define device_create_file_fan(client, offset) \
-do { \
-device_create_file(&client->dev, &dev_attr_fan##offset##_input); \
-device_create_file(&client->dev, &dev_attr_fan##offset##_min); \
-} while (0)
-
-#define show_temp_reg(reg) \
-static ssize_t show_##reg (struct device *dev, char *buf, int nr) \
-{ \
- struct w83627hf_data *data = w83627hf_update_device(dev); \
- if (nr >= 2) { /* TEMP2 and TEMP3 */ \
- return sprintf(buf,"%ld\n", \
- (long)LM75_TEMP_FROM_REG(data->reg##_add[nr-2])); \
- } else { /* TEMP1 */ \
- return sprintf(buf,"%ld\n", (long)TEMP_FROM_REG(data->reg)); \
- } \
-}
-show_temp_reg(temp);
-show_temp_reg(temp_max);
-show_temp_reg(temp_max_hyst);
-
-#define store_temp_reg(REG, reg) \
-static ssize_t \
-store_temp_##reg (struct device *dev, const char *buf, size_t count, int nr) \
-{ \
- struct i2c_client *client = to_i2c_client(dev); \
- struct w83627hf_data *data = i2c_get_clientdata(client); \
- u32 val; \
- \
- val = simple_strtoul(buf, NULL, 10); \
- \
- down(&data->update_lock); \
- \
- if (nr >= 2) { /* TEMP2 and TEMP3 */ \
- data->temp_##reg##_add[nr-2] = LM75_TEMP_TO_REG(val); \
- w83627hf_write_value(client, W83781D_REG_TEMP_##REG(nr), \
- data->temp_##reg##_add[nr-2]); \
- } else { /* TEMP1 */ \
- data->temp_##reg = TEMP_TO_REG(val); \
- w83627hf_write_value(client, W83781D_REG_TEMP_##REG(nr), \
- data->temp_##reg); \
- } \
- \
- up(&data->update_lock); \
- return count; \
-}
-store_temp_reg(OVER, max);
-store_temp_reg(HYST, max_hyst);
-
-#define sysfs_temp_offset(offset) \
-static ssize_t \
-show_regs_temp_##offset (struct device *dev, struct device_attribute *attr, char *buf) \
-{ \
- return show_temp(dev, buf, offset); \
-} \
-static DEVICE_ATTR(temp##offset##_input, S_IRUGO, show_regs_temp_##offset, NULL);
-
-#define sysfs_temp_reg_offset(reg, offset) \
-static ssize_t show_regs_temp_##reg##offset (struct device *dev, struct device_attribute *attr, char *buf) \
-{ \
- return show_temp_##reg (dev, buf, offset); \
-} \
-static ssize_t \
-store_regs_temp_##reg##offset (struct device *dev, struct device_attribute *attr, \
- const char *buf, size_t count) \
-{ \
- return store_temp_##reg (dev, buf, count, offset); \
-} \
-static DEVICE_ATTR(temp##offset##_##reg, S_IRUGO| S_IWUSR, \
- show_regs_temp_##reg##offset, store_regs_temp_##reg##offset);
-
-#define sysfs_temp_offsets(offset) \
-sysfs_temp_offset(offset) \
-sysfs_temp_reg_offset(max, offset) \
-sysfs_temp_reg_offset(max_hyst, offset)
-
-sysfs_temp_offsets(1);
-sysfs_temp_offsets(2);
-sysfs_temp_offsets(3);
-
-#define device_create_file_temp(client, offset) \
-do { \
-device_create_file(&client->dev, &dev_attr_temp##offset##_input); \
-device_create_file(&client->dev, &dev_attr_temp##offset##_max); \
-device_create_file(&client->dev, &dev_attr_temp##offset##_max_hyst); \
-} while (0)
-
-static ssize_t
-show_vid_reg(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(cpu0_vid, S_IRUGO, show_vid_reg, NULL);
-#define device_create_file_vid(client) \
-device_create_file(&client->dev, &dev_attr_cpu0_vid)
-
-static ssize_t
-show_vrm_reg(struct device *dev, struct device_attribute *attr, char *buf)
-{
- struct w83627hf_data *data = w83627hf_update_device(dev);
- return sprintf(buf, "%ld\n", (long) data->vrm);
-}
-static ssize_t
-store_vrm_reg(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
-{
- struct i2c_client *client = to_i2c_client(dev);
- struct w83627hf_data *data = i2c_get_clientdata(client);
- u32 val;
-
- val = simple_strtoul(buf, NULL, 10);
- data->vrm = val;
-
- return count;
-}
-static DEVICE_ATTR(vrm, S_IRUGO | S_IWUSR, show_vrm_reg, store_vrm_reg);
-#define device_create_file_vrm(client) \
-device_create_file(&client->dev, &dev_attr_vrm)
-
-static ssize_t
-show_alarms_reg(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(alarms, S_IRUGO, show_alarms_reg, NULL);
-#define device_create_file_alarms(client) \
-device_create_file(&client->dev, &dev_attr_alarms)
-
-#define show_beep_reg(REG, reg) \
-static ssize_t show_beep_##reg (struct device *dev, struct device_attribute *attr, char *buf) \
-{ \
- struct w83627hf_data *data = w83627hf_update_device(dev); \
- return sprintf(buf,"%ld\n", \
- (long)BEEP_##REG##_FROM_REG(data->beep_##reg)); \
-}
-show_beep_reg(ENABLE, enable)
-show_beep_reg(MASK, mask)
-
-#define BEEP_ENABLE 0 /* Store beep_enable */
-#define BEEP_MASK 1 /* Store beep_mask */
-
-static ssize_t
-store_beep_reg(struct device *dev, const char *buf, size_t count,
- int update_mask)
-{
- struct i2c_client *client = to_i2c_client(dev);
- struct w83627hf_data *data = i2c_get_clientdata(client);
- u32 val, val2;
-
- val = simple_strtoul(buf, NULL, 10);
-
- down(&data->update_lock);
-
- if (update_mask == BEEP_MASK) { /* We are storing beep_mask */
- data->beep_mask = BEEP_MASK_TO_REG(val);
- w83627hf_write_value(client, W83781D_REG_BEEP_INTS1,
- data->beep_mask & 0xff);
- w83627hf_write_value(client, W83781D_REG_BEEP_INTS3,
- ((data->beep_mask) >> 16) & 0xff);
- val2 = (data->beep_mask >> 8) & 0x7f;
- } else { /* We are storing beep_enable */
- val2 =
- w83627hf_read_value(client, W83781D_REG_BEEP_INTS2) & 0x7f;
- data->beep_enable = BEEP_ENABLE_TO_REG(val);
- }
-
- w83627hf_write_value(client, W83781D_REG_BEEP_INTS2,
- val2 | data->beep_enable << 7);
-
- up(&data->update_lock);
- return count;
-}
-
-#define sysfs_beep(REG, reg) \
-static ssize_t show_regs_beep_##reg (struct device *dev, struct device_attribute *attr, char *buf) \
-{ \
- return show_beep_##reg(dev, attr, buf); \
-} \
-static ssize_t \
-store_regs_beep_##reg (struct device *dev, struct device_attribute *attr, const char *buf, size_t count) \
-{ \
- return store_beep_reg(dev, buf, count, BEEP_##REG); \
-} \
-static DEVICE_ATTR(beep_##reg, S_IRUGO | S_IWUSR, \
- show_regs_beep_##reg, store_regs_beep_##reg);
-
-sysfs_beep(ENABLE, enable);
-sysfs_beep(MASK, mask);
-
-#define device_create_file_beep(client) \
-do { \
-device_create_file(&client->dev, &dev_attr_beep_enable); \
-device_create_file(&client->dev, &dev_attr_beep_mask); \
-} while (0)
-
-static ssize_t
-show_fan_div_reg(struct device *dev, char *buf, int nr)
-{
- struct w83627hf_data *data = w83627hf_update_device(dev);
- return sprintf(buf, "%ld\n",
- (long) DIV_FROM_REG(data->fan_div[nr - 1]));
-}
-
-/* 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 suprise; the user doesn't expect the fan minimum to change just
- because the divisor changed. */
-static ssize_t
-store_fan_div_reg(struct device *dev, const char *buf, size_t count, int nr)
-{
- struct i2c_client *client = to_i2c_client(dev);
- struct w83627hf_data *data = i2c_get_clientdata(client);
- unsigned long min;
- u8 reg;
- unsigned long val = simple_strtoul(buf, NULL, 10);
-
- down(&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(client, 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(client, nr==2 ? W83781D_REG_PIN : W83781D_REG_VID_FANDIV, reg);
-
- reg = (w83627hf_read_value(client, W83781D_REG_VBAT)
- & ~(1 << (5 + nr)))
- | ((data->fan_div[nr] & 0x04) << (3 + nr));
- w83627hf_write_value(client, 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(client, W83781D_REG_FAN_MIN(nr+1), data->fan_min[nr]);
-
- up(&data->update_lock);
- return count;
-}
-
-#define sysfs_fan_div(offset) \
-static ssize_t show_regs_fan_div_##offset (struct device *dev, struct device_attribute *attr, char *buf) \
-{ \
- return show_fan_div_reg(dev, buf, offset); \
-} \
-static ssize_t \
-store_regs_fan_div_##offset (struct device *dev, struct device_attribute *attr, \
- const char *buf, size_t count) \
-{ \
- return store_fan_div_reg(dev, buf, count, offset - 1); \
-} \
-static DEVICE_ATTR(fan##offset##_div, S_IRUGO | S_IWUSR, \
- show_regs_fan_div_##offset, store_regs_fan_div_##offset);
-
-sysfs_fan_div(1);
-sysfs_fan_div(2);
-sysfs_fan_div(3);
-
-#define device_create_file_fan_div(client, offset) \
-do { \
-device_create_file(&client->dev, &dev_attr_fan##offset##_div); \
-} while (0)
-
-static ssize_t
-show_pwm_reg(struct device *dev, char *buf, int nr)
-{
- struct w83627hf_data *data = w83627hf_update_device(dev);
- return sprintf(buf, "%ld\n", (long) data->pwm[nr - 1]);
-}
-
-static ssize_t
-store_pwm_reg(struct device *dev, const char *buf, size_t count, int nr)
-{
- struct i2c_client *client = to_i2c_client(dev);
- struct w83627hf_data *data = i2c_get_clientdata(client);
- u32 val;
-
- val = simple_strtoul(buf, NULL, 10);
-
- down(&data->update_lock);
-
- if (data->type == w83627thf) {
- /* bits 0-3 are reserved in 627THF */
- data->pwm[nr - 1] = PWM_TO_REG(val) & 0xf0;
- w83627hf_write_value(client,
- W836X7HF_REG_PWM(data->type, nr),
- data->pwm[nr - 1] |
- (w83627hf_read_value(client,
- W836X7HF_REG_PWM(data->type, nr)) & 0x0f));
- } else {
- data->pwm[nr - 1] = PWM_TO_REG(val);
- w83627hf_write_value(client,
- W836X7HF_REG_PWM(data->type, nr),
- data->pwm[nr - 1]);
- }
-
- up(&data->update_lock);
- return count;
-}
-
-#define sysfs_pwm(offset) \
-static ssize_t show_regs_pwm_##offset (struct device *dev, struct device_attribute *attr, char *buf) \
-{ \
- return show_pwm_reg(dev, buf, offset); \
-} \
-static ssize_t \
-store_regs_pwm_##offset (struct device *dev, struct device_attribute *attr, const char *buf, size_t count) \
-{ \
- return store_pwm_reg(dev, buf, count, offset); \
-} \
-static DEVICE_ATTR(pwm##offset, S_IRUGO | S_IWUSR, \
- show_regs_pwm_##offset, store_regs_pwm_##offset);
-
-sysfs_pwm(1);
-sysfs_pwm(2);
-sysfs_pwm(3);
-
-#define device_create_file_pwm(client, offset) \
-do { \
-device_create_file(&client->dev, &dev_attr_pwm##offset); \
-} while (0)
-
-static ssize_t
-show_sensor_reg(struct device *dev, char *buf, int nr)
-{
- struct w83627hf_data *data = w83627hf_update_device(dev);
- return sprintf(buf, "%ld\n", (long) data->sens[nr - 1]);
-}
-
-static ssize_t
-store_sensor_reg(struct device *dev, const char *buf, size_t count, int nr)
-{
- struct i2c_client *client = to_i2c_client(dev);
- struct w83627hf_data *data = i2c_get_clientdata(client);
- u32 val, tmp;
-
- val = simple_strtoul(buf, NULL, 10);
-
- down(&data->update_lock);
-
- switch (val) {
- case 1: /* PII/Celeron diode */
- tmp = w83627hf_read_value(client, W83781D_REG_SCFG1);
- w83627hf_write_value(client, W83781D_REG_SCFG1,
- tmp | BIT_SCFG1[nr - 1]);
- tmp = w83627hf_read_value(client, W83781D_REG_SCFG2);
- w83627hf_write_value(client, W83781D_REG_SCFG2,
- tmp | BIT_SCFG2[nr - 1]);
- data->sens[nr - 1] = val;
- break;
- case 2: /* 3904 */
- tmp = w83627hf_read_value(client, W83781D_REG_SCFG1);
- w83627hf_write_value(client, W83781D_REG_SCFG1,
- tmp | BIT_SCFG1[nr - 1]);
- tmp = w83627hf_read_value(client, W83781D_REG_SCFG2);
- w83627hf_write_value(client, W83781D_REG_SCFG2,
- tmp & ~BIT_SCFG2[nr - 1]);
- data->sens[nr - 1] = val;
- break;
- case W83781D_DEFAULT_BETA: /* thermistor */
- tmp = w83627hf_read_value(client, W83781D_REG_SCFG1);
- w83627hf_write_value(client, W83781D_REG_SCFG1,
- tmp & ~BIT_SCFG1[nr - 1]);
- data->sens[nr - 1] = val;
- break;
- default:
- dev_err(&client->dev,
- "Invalid sensor type %ld; must be 1, 2, or %d\n",
- (long) val, W83781D_DEFAULT_BETA);
- break;
- }
-
- up(&data->update_lock);
- return count;
-}
-
-#define sysfs_sensor(offset) \
-static ssize_t show_regs_sensor_##offset (struct device *dev, struct device_attribute *attr, char *buf) \
-{ \
- return show_sensor_reg(dev, buf, offset); \
-} \
-static ssize_t \
-store_regs_sensor_##offset (struct device *dev, struct device_attribute *attr, const char *buf, size_t count) \
-{ \
- return store_sensor_reg(dev, buf, count, offset); \
-} \
-static DEVICE_ATTR(temp##offset##_type, S_IRUGO | S_IWUSR, \
- show_regs_sensor_##offset, store_regs_sensor_##offset);
-
-sysfs_sensor(1);
-sysfs_sensor(2);
-sysfs_sensor(3);
-
-#define device_create_file_sensor(client, offset) \
-do { \
-device_create_file(&client->dev, &dev_attr_temp##offset##_type); \
-} while (0)
-
-
-/* This function is called when:
- * w83627hf_driver is inserted (when this module is loaded), for each
- available adapter
- * when a new adapter is inserted (and w83627hf_driver is still present) */
-static int w83627hf_attach_adapter(struct i2c_adapter *adapter)
-{
- return i2c_detect(adapter, &addr_data, w83627hf_detect);
-}
-
-static int w83627hf_find(int sioaddr, int *address)
-{
- u16 val;
-
- REG = sioaddr;
- VAL = sioaddr + 1;
-
- superio_enter();
- val= superio_inb(DEVID);
- if(val != W627_DEVID &&
- val != W627THF_DEVID &&
- val != W697_DEVID &&
- val != W637_DEVID) {
- superio_exit();
- return -ENODEV;
- }
-
- superio_select(W83627HF_LD_HWM);
- val = (superio_inb(WINB_BASE_REG) << 8) |
- superio_inb(WINB_BASE_REG + 1);
- *address = val & ~(WINB_EXTENT - 1);
- if (*address == 0 && force_addr == 0) {
- superio_exit();
- return -ENODEV;
- }
- if (force_addr)
- *address = force_addr; /* so detect will get called */
-
- superio_exit();
- return 0;
-}
-
-int w83627hf_detect(struct i2c_adapter *adapter, int address,
- int kind)
-{
- int val;
- struct i2c_client *new_client;
- struct w83627hf_data *data;
- int err = 0;
- const char *client_name = "";
-
- if (!i2c_is_isa_adapter(adapter)) {
- err = -ENODEV;
- goto ERROR0;
- }
-
- if(force_addr)
- address = force_addr & ~(WINB_EXTENT - 1);
-
- if (!request_region(address, WINB_EXTENT, w83627hf_driver.name)) {
- err = -EBUSY;
- goto ERROR0;
- }
-
- if(force_addr) {
- printk("w83627hf.o: forcing ISA address 0x%04X\n", address);
- superio_enter();
- superio_select(W83627HF_LD_HWM);
- superio_outb(WINB_BASE_REG, address >> 8);
- superio_outb(WINB_BASE_REG+1, address & 0xff);
- superio_exit();
- }
-
- superio_enter();
- val= superio_inb(DEVID);
- if(val == W627_DEVID)
- kind = w83627hf;
- else if(val == W697_DEVID)
- kind = w83697hf;
- else if(val == W627THF_DEVID)
- kind = w83627thf;
- else if(val == W637_DEVID)
- kind = w83637hf;
- else {
- dev_info(&adapter->dev,
- "Unsupported chip (dev_id=0x%02X).\n", val);
- goto ERROR1;
- }
-
- superio_select(W83627HF_LD_HWM);
- if((val = 0x01 & superio_inb(WINB_ACT_REG)) == 0)
- superio_outb(WINB_ACT_REG, 1);
- superio_exit();
-
- /* OK. For now, we presume we have a valid client. We now create the
- client structure, even though we cannot fill it completely yet.
- But it allows us to access w83627hf_{read,write}_value. */
-
- if (!(data = kmalloc(sizeof(struct w83627hf_data), GFP_KERNEL))) {
- err = -ENOMEM;
- goto ERROR1;
- }
- memset(data, 0, sizeof(struct w83627hf_data));
-
- new_client = &data->client;
- i2c_set_clientdata(new_client, data);
- new_client->addr = address;
- init_MUTEX(&data->lock);
- new_client->adapter = adapter;
- new_client->driver = &w83627hf_driver;
- new_client->flags = 0;
-
-
- if (kind == w83627hf) {
- client_name = "w83627hf";
- } else if (kind == w83627thf) {
- client_name = "w83627thf";
- } else if (kind == w83697hf) {
- client_name = "w83697hf";
- } else if (kind == w83637hf) {
- client_name = "w83637hf";
- }
-
- /* Fill in the remaining client fields and put into the global list */
- strlcpy(new_client->name, client_name, I2C_NAME_SIZE);
- data->type = kind;
- data->valid = 0;
- init_MUTEX(&data->update_lock);
-
- /* Tell the I2C layer a new client has arrived */
- if ((err = i2c_attach_client(new_client)))
- goto ERROR2;
-
- data->lm75 = NULL;
-
- /* Initialize the chip */
- w83627hf_init_client(new_client);
-
- /* A few vars need to be filled upon startup */
- data->fan_min[0] = w83627hf_read_value(new_client, W83781D_REG_FAN_MIN(1));
- data->fan_min[1] = w83627hf_read_value(new_client, W83781D_REG_FAN_MIN(2));
- data->fan_min[2] = w83627hf_read_value(new_client, W83781D_REG_FAN_MIN(3));
-
- /* Register sysfs hooks */
- device_create_file_in(new_client, 0);
- if (kind != w83697hf)
- device_create_file_in(new_client, 1);
- device_create_file_in(new_client, 2);
- device_create_file_in(new_client, 3);
- device_create_file_in(new_client, 4);
- if (kind != w83627thf && kind != w83637hf) {
- device_create_file_in(new_client, 5);
- device_create_file_in(new_client, 6);
- }
- device_create_file_in(new_client, 7);
- device_create_file_in(new_client, 8);
-
- device_create_file_fan(new_client, 1);
- device_create_file_fan(new_client, 2);
- if (kind != w83697hf)
- device_create_file_fan(new_client, 3);
-
- device_create_file_temp(new_client, 1);
- device_create_file_temp(new_client, 2);
- if (kind != w83697hf)
- device_create_file_temp(new_client, 3);
-
- if (kind != w83697hf)
- device_create_file_vid(new_client);
-
- if (kind != w83697hf)
- device_create_file_vrm(new_client);
-
- device_create_file_fan_div(new_client, 1);
- device_create_file_fan_div(new_client, 2);
- if (kind != w83697hf)
- device_create_file_fan_div(new_client, 3);
-
- device_create_file_alarms(new_client);
-
- device_create_file_beep(new_client);
-
- device_create_file_pwm(new_client, 1);
- device_create_file_pwm(new_client, 2);
- if (kind == w83627thf || kind == w83637hf)
- device_create_file_pwm(new_client, 3);
-
- device_create_file_sensor(new_client, 1);
- device_create_file_sensor(new_client, 2);
- if (kind != w83697hf)
- device_create_file_sensor(new_client, 3);
-
- return 0;
-
- ERROR2:
- kfree(data);
- ERROR1:
- release_region(address, WINB_EXTENT);
- ERROR0:
- return err;
-}
-
-static int w83627hf_detach_client(struct i2c_client *client)
-{
- int err;
-
- if ((err = i2c_detach_client(client))) {
- dev_err(&client->dev,
- "Client deregistration failed, client not detached.\n");
- return err;
- }
-
- release_region(client->addr, WINB_EXTENT);
- kfree(i2c_get_clientdata(client));
-
- return 0;
-}
-
-
-/*
- ISA access must always be locked explicitly!
- We ignore the W83781D BUSY flag at this moment - it could lead to deadlocks,
- would slow down the W83781D access and should not be necessary.
- There are some ugly typecasts here, but the good news is - they should
- nowhere else be necessary! */
-static int w83627hf_read_value(struct i2c_client *client, u16 reg)
-{
- struct w83627hf_data *data = i2c_get_clientdata(client);
- int res, word_sized;
-
- down(&data->lock);
- word_sized = (((reg & 0xff00) == 0x100)
- || ((reg & 0xff00) == 0x200))
- && (((reg & 0x00ff) == 0x50)
- || ((reg & 0x00ff) == 0x53)
- || ((reg & 0x00ff) == 0x55));
- if (reg & 0xff00) {
- outb_p(W83781D_REG_BANK,
- client->addr + W83781D_ADDR_REG_OFFSET);
- outb_p(reg >> 8,
- client->addr + W83781D_DATA_REG_OFFSET);
- }
- outb_p(reg & 0xff, client->addr + W83781D_ADDR_REG_OFFSET);
- res = inb_p(client->addr + W83781D_DATA_REG_OFFSET);
- if (word_sized) {
- outb_p((reg & 0xff) + 1,
- client->addr + W83781D_ADDR_REG_OFFSET);
- res =
- (res << 8) + inb_p(client->addr +
- W83781D_DATA_REG_OFFSET);
- }
- if (reg & 0xff00) {
- outb_p(W83781D_REG_BANK,
- client->addr + W83781D_ADDR_REG_OFFSET);
- outb_p(0, client->addr + W83781D_DATA_REG_OFFSET);
- }
- up(&data->lock);
- return res;
-}
-
-static int w83627thf_read_gpio5(struct i2c_client *client)
-{
- int res = 0xff, sel;
-
- superio_enter();
- superio_select(W83627HF_LD_GPIO5);
-
- /* Make sure these GPIO pins are enabled */
- if (!(superio_inb(W83627THF_GPIO5_EN) & (1<<3))) {
- dev_dbg(&client->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(W83627THF_GPIO5_IOSR);
- if ((sel & 0x1f) != 0x1f) {
- dev_dbg(&client->dev, "GPIO5 not configured for VID "
- "function\n");
- goto exit;
- }
-
- dev_info(&client->dev, "Reading VID from GPIO5\n");
- res = superio_inb(W83627THF_GPIO5_DR) & sel;
-
-exit:
- superio_exit();
- return res;
-}
-
-static int w83627hf_write_value(struct i2c_client *client, u16 reg, u16 value)
-{
- struct w83627hf_data *data = i2c_get_clientdata(client);
- int word_sized;
-
- down(&data->lock);
- word_sized = (((reg & 0xff00) == 0x100)
- || ((reg & 0xff00) == 0x200))
- && (((reg & 0x00ff) == 0x53)
- || ((reg & 0x00ff) == 0x55));
- if (reg & 0xff00) {
- outb_p(W83781D_REG_BANK,
- client->addr + W83781D_ADDR_REG_OFFSET);
- outb_p(reg >> 8,
- client->addr + W83781D_DATA_REG_OFFSET);
- }
- outb_p(reg & 0xff, client->addr + W83781D_ADDR_REG_OFFSET);
- if (word_sized) {
- outb_p(value >> 8,
- client->addr + W83781D_DATA_REG_OFFSET);
- outb_p((reg & 0xff) + 1,
- client->addr + W83781D_ADDR_REG_OFFSET);
- }
- outb_p(value & 0xff,
- client->addr + W83781D_DATA_REG_OFFSET);
- if (reg & 0xff00) {
- outb_p(W83781D_REG_BANK,
- client->addr + W83781D_ADDR_REG_OFFSET);
- outb_p(0, client->addr + W83781D_DATA_REG_OFFSET);
- }
- up(&data->lock);
- return 0;
-}
-
-/* Called when we have found a new W83781D. It should set limits, etc. */
-static void w83627hf_init_client(struct i2c_client *client)
-{
- struct w83627hf_data *data = i2c_get_clientdata(client);
- int i;
- int type = data->type;
- u8 tmp;
-
- if(init) {
- /* save this register */
- i = w83627hf_read_value(client, W83781D_REG_BEEP_CONFIG);
- /* Reset all except Watchdog values and last conversion values
- This sets fan-divs to 2, among others */
- w83627hf_write_value(client, W83781D_REG_CONFIG, 0x80);
- /* Restore the register and disable power-on abnormal beep.
- This saves FAN 1/2/3 input/output values set by BIOS. */
- w83627hf_write_value(client, W83781D_REG_BEEP_CONFIG, i | 0x80);
- /* Disable master beep-enable (reset turns it on).
- Individual beeps should be reset to off but for some reason
- disabling this bit helps some people not get beeped */
- w83627hf_write_value(client, W83781D_REG_BEEP_INTS2, 0);
- }
-
- /* Minimize conflicts with other winbond i2c-only clients... */
- /* disable i2c subclients... how to disable main i2c client?? */
- /* force i2c address to relatively uncommon address */
- w83627hf_write_value(client, W83781D_REG_I2C_SUBADDR, 0x89);
- w83627hf_write_value(client, W83781D_REG_I2C_ADDR, force_i2c);
-
- /* Read VID only once */
- if (w83627hf == data->type || w83637hf == data->type) {
- int lo = w83627hf_read_value(client, W83781D_REG_VID_FANDIV);
- int hi = w83627hf_read_value(client, W83781D_REG_CHIPID);
- data->vid = (lo & 0x0f) | ((hi & 0x01) << 4);
- } else if (w83627thf == data->type) {
- data->vid = w83627thf_read_gpio5(client) & 0x3f;
- }
-
- /* Read VRM & OVT Config only once */
- if (w83627thf == data->type || w83637hf == data->type) {
- data->vrm_ovt =
- w83627hf_read_value(client, W83627THF_REG_VRM_OVT_CFG);
- data->vrm = (data->vrm_ovt & 0x01) ? 90 : 82;
- } else {
- /* Convert VID to voltage based on default VRM */
- data->vrm = i2c_which_vrm();
- }
-
- tmp = w83627hf_read_value(client, W83781D_REG_SCFG1);
- for (i = 1; i <= 3; i++) {
- if (!(tmp & BIT_SCFG1[i - 1])) {
- data->sens[i - 1] = W83781D_DEFAULT_BETA;
- } else {
- if (w83627hf_read_value
- (client,
- 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(client, W83781D_REG_TEMP2_CONFIG);
- if (tmp & 0x01) {
- dev_warn(&client->dev, "Enabling temp2, readings "
- "might not make sense\n");
- w83627hf_write_value(client, W83781D_REG_TEMP2_CONFIG,
- tmp & 0xfe);
- }
-
- /* Enable temp3 */
- if (type != w83697hf) {
- tmp = w83627hf_read_value(client,
- W83781D_REG_TEMP3_CONFIG);
- if (tmp & 0x01) {
- dev_warn(&client->dev, "Enabling temp3, "
- "readings might not make sense\n");
- w83627hf_write_value(client,
- W83781D_REG_TEMP3_CONFIG, tmp & 0xfe);
- }
- }
-
- if (type == w83627hf) {
- /* enable PWM2 control (can't hurt since PWM reg
- should have been reset to 0xff) */
- w83627hf_write_value(client, W83627HF_REG_PWMCLK12,
- 0x19);
- }
- /* enable comparator mode for temp2 and temp3 so
- alarm indication will work correctly */
- i = w83627hf_read_value(client, W83781D_REG_IRQ);
- if (!(i & 0x40))
- w83627hf_write_value(client, W83781D_REG_IRQ,
- i | 0x40);
- }
-
- /* Start monitoring */
- w83627hf_write_value(client, W83781D_REG_CONFIG,
- (w83627hf_read_value(client,
- W83781D_REG_CONFIG) & 0xf7)
- | 0x01);
-}
-
-static struct w83627hf_data *w83627hf_update_device(struct device *dev)
-{
- struct i2c_client *client = to_i2c_client(dev);
- struct w83627hf_data *data = i2c_get_clientdata(client);
- int i;
-
- down(&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 == w83627thf || data->type == w83637hf)
- && (i == 4 || i == 5)))
- continue;
- data->in[i] =
- w83627hf_read_value(client, W83781D_REG_IN(i));
- data->in_min[i] =
- w83627hf_read_value(client,
- W83781D_REG_IN_MIN(i));
- data->in_max[i] =
- w83627hf_read_value(client,
- W83781D_REG_IN_MAX(i));
- }
- for (i = 1; i <= 3; i++) {
- data->fan[i - 1] =
- w83627hf_read_value(client, W83781D_REG_FAN(i));
- data->fan_min[i - 1] =
- w83627hf_read_value(client,
- W83781D_REG_FAN_MIN(i));
- }
- for (i = 1; i <= 3; i++) {
- u8 tmp = w83627hf_read_value(client,
- W836X7HF_REG_PWM(data->type, i));
- /* bits 0-3 are reserved in 627THF */
- if (data->type == w83627thf)
- tmp &= 0xf0;
- data->pwm[i - 1] = tmp;
- if(i == 2 &&
- (data->type == w83627hf || data->type == w83697hf))
- break;
- }
-
- data->temp = w83627hf_read_value(client, W83781D_REG_TEMP(1));
- data->temp_max =
- w83627hf_read_value(client, W83781D_REG_TEMP_OVER(1));
- data->temp_max_hyst =
- w83627hf_read_value(client, W83781D_REG_TEMP_HYST(1));
- data->temp_add[0] =
- w83627hf_read_value(client, W83781D_REG_TEMP(2));
- data->temp_max_add[0] =
- w83627hf_read_value(client, W83781D_REG_TEMP_OVER(2));
- data->temp_max_hyst_add[0] =
- w83627hf_read_value(client, W83781D_REG_TEMP_HYST(2));
- if (data->type != w83697hf) {
- data->temp_add[1] =
- w83627hf_read_value(client, W83781D_REG_TEMP(3));
- data->temp_max_add[1] =
- w83627hf_read_value(client, W83781D_REG_TEMP_OVER(3));
- data->temp_max_hyst_add[1] =
- w83627hf_read_value(client, W83781D_REG_TEMP_HYST(3));
- }
-
- i = w83627hf_read_value(client, W83781D_REG_VID_FANDIV);
- data->fan_div[0] = (i >> 4) & 0x03;
- data->fan_div[1] = (i >> 6) & 0x03;
- if (data->type != w83697hf) {
- data->fan_div[2] = (w83627hf_read_value(client,
- W83781D_REG_PIN) >> 6) & 0x03;
- }
- i = w83627hf_read_value(client, W83781D_REG_VBAT);
- data->fan_div[0] |= (i >> 3) & 0x04;
- data->fan_div[1] |= (i >> 4) & 0x04;
- if (data->type != w83697hf)
- data->fan_div[2] |= (i >> 5) & 0x04;
- data->alarms =
- w83627hf_read_value(client, W83781D_REG_ALARM1) |
- (w83627hf_read_value(client, W83781D_REG_ALARM2) << 8) |
- (w83627hf_read_value(client, W83781D_REG_ALARM3) << 16);
- i = w83627hf_read_value(client, W83781D_REG_BEEP_INTS2);
- data->beep_enable = i >> 7;
- data->beep_mask = ((i & 0x7f) << 8) |
- w83627hf_read_value(client, W83781D_REG_BEEP_INTS1) |
- w83627hf_read_value(client, W83781D_REG_BEEP_INTS3) << 16;
- data->last_updated = jiffies;
- data->valid = 1;
- }
-
- up(&data->update_lock);
-
- return data;
-}
-
-static int __init sensors_w83627hf_init(void)
-{
- int addr;
-
- if (w83627hf_find(0x2e, &addr)
- && w83627hf_find(0x4e, &addr)) {
- return -ENODEV;
- }
- normal_isa[0] = addr;
-
- return i2c_add_driver(&w83627hf_driver);
-}
-
-static void __exit sensors_w83627hf_exit(void)
-{
- i2c_del_driver(&w83627hf_driver);
-}
-
-MODULE_AUTHOR("Frodo Looijaard <frodol@dds.nl>, "
- "Philip Edelbrock <phil@netroedge.com>, "
- "and Mark Studebaker <mdsxyz123@yahoo.com>");
-MODULE_DESCRIPTION("W83627HF driver");
-MODULE_LICENSE("GPL");
-
-module_init(sensors_w83627hf_init);
-module_exit(sensors_w83627hf_exit);
generated by cgit v1.2.3 (git 2.39.1) at 2024-07-05 04:29:31 +0000