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Diffstat (limited to 'drivers/hwmon/w83627ehf.c')
-rw-r--r--drivers/hwmon/w83627ehf.c1351
1 files changed, 1023 insertions, 328 deletions
diff --git a/drivers/hwmon/w83627ehf.c b/drivers/hwmon/w83627ehf.c
index 073eabedc432..f2b377c56a3a 100644
--- a/drivers/hwmon/w83627ehf.c
+++ b/drivers/hwmon/w83627ehf.c
@@ -1,11 +1,12 @@
/*
w83627ehf - Driver for the hardware monitoring functionality of
- the Winbond W83627EHF Super-I/O chip
+ the Winbond W83627EHF Super-I/O chip
Copyright (C) 2005 Jean Delvare <khali@linux-fr.org>
Copyright (C) 2006 Yuan Mu (Winbond),
- Rudolf Marek <r.marek@assembler.cz>
- David Hubbard <david.c.hubbard@gmail.com>
+ Rudolf Marek <r.marek@assembler.cz>
+ David Hubbard <david.c.hubbard@gmail.com>
Daniel J Blueman <daniel.blueman@gmail.com>
+ Copyright (C) 2010 Sheng-Yuan Huang (Nuvoton) (PS00)
Shamelessly ripped from the w83627hf driver
Copyright (C) 2003 Mark Studebaker
@@ -35,11 +36,13 @@
Chip #vin #fan #pwm #temp chip IDs man ID
w83627ehf 10 5 4 3 0x8850 0x88 0x5ca3
- 0x8860 0xa1
+ 0x8860 0xa1
w83627dhg 9 5 4 3 0xa020 0xc1 0x5ca3
w83627dhg-p 9 5 4 3 0xb070 0xc1 0x5ca3
w83667hg 9 5 3 3 0xa510 0xc1 0x5ca3
- w83667hg-b 9 5 3 3 0xb350 0xc1 0x5ca3
+ w83667hg-b 9 5 3 4 0xb350 0xc1 0x5ca3
+ nct6775f 9 4 3 9 0xb470 0xc1 0x5ca3
+ nct6776f 9 5 3 9 0xC330 0xc1 0x5ca3
*/
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
@@ -58,21 +61,28 @@
#include <linux/io.h>
#include "lm75.h"
-enum kinds { w83627ehf, w83627dhg, w83627dhg_p, w83667hg, w83667hg_b };
+enum kinds { w83627ehf, w83627dhg, w83627dhg_p, w83667hg, w83667hg_b, nct6775,
+ nct6776 };
/* used to set data->name = w83627ehf_device_names[data->sio_kind] */
-static const char * w83627ehf_device_names[] = {
+static const char * const w83627ehf_device_names[] = {
"w83627ehf",
"w83627dhg",
"w83627dhg",
"w83667hg",
"w83667hg",
+ "nct6775",
+ "nct6776",
};
static unsigned short force_id;
module_param(force_id, ushort, 0);
MODULE_PARM_DESC(force_id, "Override the detected device ID");
+static unsigned short fan_debounce;
+module_param(fan_debounce, ushort, 0);
+MODULE_PARM_DESC(fan_debounce, "Enable debouncing for fan RPM signal");
+
#define DRVNAME "w83627ehf"
/*
@@ -80,7 +90,7 @@ MODULE_PARM_DESC(force_id, "Override the detected device ID");
*/
#define W83627EHF_LD_HWM 0x0b
-#define W83667HG_LD_VID 0x0d
+#define W83667HG_LD_VID 0x0d
#define SIO_REG_LDSEL 0x07 /* Logical device select */
#define SIO_REG_DEVID 0x20 /* Device ID (2 bytes) */
@@ -94,8 +104,10 @@ MODULE_PARM_DESC(force_id, "Override the detected device ID");
#define SIO_W83627EHG_ID 0x8860
#define SIO_W83627DHG_ID 0xa020
#define SIO_W83627DHG_P_ID 0xb070
-#define SIO_W83667HG_ID 0xa510
+#define SIO_W83667HG_ID 0xa510
#define SIO_W83667HG_B_ID 0xb350
+#define SIO_NCT6775_ID 0xb470
+#define SIO_NCT6776_ID 0xc330
#define SIO_ID_MASK 0xFFF0
static inline void
@@ -138,7 +150,7 @@ superio_exit(int ioreg)
* ISA constants
*/
-#define IOREGION_ALIGNMENT ~7
+#define IOREGION_ALIGNMENT (~7)
#define IOREGION_OFFSET 5
#define IOREGION_LENGTH 2
#define ADDR_REG_OFFSET 0
@@ -164,13 +176,10 @@ static const u16 W83627EHF_REG_FAN_MIN[] = { 0x3b, 0x3c, 0x3d, 0x3e, 0x55c };
#define W83627EHF_REG_IN(nr) ((nr < 7) ? (0x20 + (nr)) : \
(0x550 + (nr) - 7))
-#define W83627EHF_REG_TEMP1 0x27
-#define W83627EHF_REG_TEMP1_HYST 0x3a
-#define W83627EHF_REG_TEMP1_OVER 0x39
-static const u16 W83627EHF_REG_TEMP[] = { 0x150, 0x250 };
-static const u16 W83627EHF_REG_TEMP_HYST[] = { 0x153, 0x253 };
-static const u16 W83627EHF_REG_TEMP_OVER[] = { 0x155, 0x255 };
-static const u16 W83627EHF_REG_TEMP_CONFIG[] = { 0x152, 0x252 };
+static const u16 W83627EHF_REG_TEMP[] = { 0x27, 0x150, 0x250, 0x7e };
+static const u16 W83627EHF_REG_TEMP_HYST[] = { 0x3a, 0x153, 0x253, 0 };
+static const u16 W83627EHF_REG_TEMP_OVER[] = { 0x39, 0x155, 0x255, 0 };
+static const u16 W83627EHF_REG_TEMP_CONFIG[] = { 0, 0x152, 0x252, 0 };
/* Fan clock dividers are spread over the following five registers */
#define W83627EHF_REG_FANDIV1 0x47
@@ -179,6 +188,11 @@ static const u16 W83627EHF_REG_TEMP_CONFIG[] = { 0x152, 0x252 };
#define W83627EHF_REG_DIODE 0x59
#define W83627EHF_REG_SMI_OVT 0x4C
+/* NCT6775F has its own fan divider registers */
+#define NCT6775_REG_FANDIV1 0x506
+#define NCT6775_REG_FANDIV2 0x507
+#define NCT6775_REG_FAN_DEBOUNCE 0xf0
+
#define W83627EHF_REG_ALARM1 0x459
#define W83627EHF_REG_ALARM2 0x45A
#define W83627EHF_REG_ALARM3 0x45B
@@ -199,22 +213,123 @@ static const u8 W83627EHF_PWM_MODE_SHIFT[] = { 0, 1, 0, 6 };
static const u8 W83627EHF_PWM_ENABLE_SHIFT[] = { 2, 4, 1, 4 };
/* FAN Duty Cycle, be used to control */
-static const u8 W83627EHF_REG_PWM[] = { 0x01, 0x03, 0x11, 0x61 };
-static const u8 W83627EHF_REG_TARGET[] = { 0x05, 0x06, 0x13, 0x63 };
+static const u16 W83627EHF_REG_PWM[] = { 0x01, 0x03, 0x11, 0x61 };
+static const u16 W83627EHF_REG_TARGET[] = { 0x05, 0x06, 0x13, 0x63 };
static const u8 W83627EHF_REG_TOLERANCE[] = { 0x07, 0x07, 0x14, 0x62 };
/* Advanced Fan control, some values are common for all fans */
-static const u8 W83627EHF_REG_FAN_START_OUTPUT[] = { 0x0a, 0x0b, 0x16, 0x65 };
-static const u8 W83627EHF_REG_FAN_STOP_OUTPUT[] = { 0x08, 0x09, 0x15, 0x64 };
-static const u8 W83627EHF_REG_FAN_STOP_TIME[] = { 0x0c, 0x0d, 0x17, 0x66 };
+static const u16 W83627EHF_REG_FAN_START_OUTPUT[] = { 0x0a, 0x0b, 0x16, 0x65 };
+static const u16 W83627EHF_REG_FAN_STOP_OUTPUT[] = { 0x08, 0x09, 0x15, 0x64 };
+static const u16 W83627EHF_REG_FAN_STOP_TIME[] = { 0x0c, 0x0d, 0x17, 0x66 };
-static const u8 W83627EHF_REG_FAN_MAX_OUTPUT_COMMON[]
+static const u16 W83627EHF_REG_FAN_MAX_OUTPUT_COMMON[]
= { 0xff, 0x67, 0xff, 0x69 };
-static const u8 W83627EHF_REG_FAN_STEP_OUTPUT_COMMON[]
+static const u16 W83627EHF_REG_FAN_STEP_OUTPUT_COMMON[]
= { 0xff, 0x68, 0xff, 0x6a };
-static const u8 W83627EHF_REG_FAN_MAX_OUTPUT_W83667_B[] = { 0x67, 0x69, 0x6b };
-static const u8 W83627EHF_REG_FAN_STEP_OUTPUT_W83667_B[] = { 0x68, 0x6a, 0x6c };
+static const u16 W83627EHF_REG_FAN_MAX_OUTPUT_W83667_B[] = { 0x67, 0x69, 0x6b };
+static const u16 W83627EHF_REG_FAN_STEP_OUTPUT_W83667_B[]
+ = { 0x68, 0x6a, 0x6c };
+
+static const u16 NCT6775_REG_TARGET[] = { 0x101, 0x201, 0x301 };
+static const u16 NCT6775_REG_FAN_MODE[] = { 0x102, 0x202, 0x302 };
+static const u16 NCT6775_REG_FAN_STOP_OUTPUT[] = { 0x105, 0x205, 0x305 };
+static const u16 NCT6775_REG_FAN_START_OUTPUT[] = { 0x106, 0x206, 0x306 };
+static const u16 NCT6775_REG_FAN_STOP_TIME[] = { 0x107, 0x207, 0x307 };
+static const u16 NCT6775_REG_PWM[] = { 0x109, 0x209, 0x309 };
+static const u16 NCT6775_REG_FAN_MAX_OUTPUT[] = { 0x10a, 0x20a, 0x30a };
+static const u16 NCT6775_REG_FAN_STEP_OUTPUT[] = { 0x10b, 0x20b, 0x30b };
+static const u16 NCT6775_REG_FAN[] = { 0x630, 0x632, 0x634, 0x636, 0x638 };
+static const u16 NCT6776_REG_FAN_MIN[] = { 0x63a, 0x63c, 0x63e, 0x640, 0x642};
+
+static const u16 NCT6775_REG_TEMP[]
+ = { 0x27, 0x150, 0x250, 0x73, 0x75, 0x77, 0x62b, 0x62c, 0x62d };
+static const u16 NCT6775_REG_TEMP_CONFIG[]
+ = { 0, 0x152, 0x252, 0, 0, 0, 0x628, 0x629, 0x62A };
+static const u16 NCT6775_REG_TEMP_HYST[]
+ = { 0x3a, 0x153, 0x253, 0, 0, 0, 0x673, 0x678, 0x67D };
+static const u16 NCT6775_REG_TEMP_OVER[]
+ = { 0x39, 0x155, 0x255, 0, 0, 0, 0x672, 0x677, 0x67C };
+static const u16 NCT6775_REG_TEMP_SOURCE[]
+ = { 0x621, 0x622, 0x623, 0x100, 0x200, 0x300, 0x624, 0x625, 0x626 };
+
+static const char *const w83667hg_b_temp_label[] = {
+ "SYSTIN",
+ "CPUTIN",
+ "AUXTIN",
+ "AMDTSI",
+ "PECI Agent 1",
+ "PECI Agent 2",
+ "PECI Agent 3",
+ "PECI Agent 4"
+};
+
+static const char *const nct6775_temp_label[] = {
+ "",
+ "SYSTIN",
+ "CPUTIN",
+ "AUXTIN",
+ "AMD SB-TSI",
+ "PECI Agent 0",
+ "PECI Agent 1",
+ "PECI Agent 2",
+ "PECI Agent 3",
+ "PECI Agent 4",
+ "PECI Agent 5",
+ "PECI Agent 6",
+ "PECI Agent 7",
+ "PCH_CHIP_CPU_MAX_TEMP",
+ "PCH_CHIP_TEMP",
+ "PCH_CPU_TEMP",
+ "PCH_MCH_TEMP",
+ "PCH_DIM0_TEMP",
+ "PCH_DIM1_TEMP",
+ "PCH_DIM2_TEMP",
+ "PCH_DIM3_TEMP"
+};
+
+static const char *const nct6776_temp_label[] = {
+ "",
+ "SYSTIN",
+ "CPUTIN",
+ "AUXTIN",
+ "SMBUSMASTER 0",
+ "SMBUSMASTER 1",
+ "SMBUSMASTER 2",
+ "SMBUSMASTER 3",
+ "SMBUSMASTER 4",
+ "SMBUSMASTER 5",
+ "SMBUSMASTER 6",
+ "SMBUSMASTER 7",
+ "PECI Agent 0",
+ "PECI Agent 1",
+ "PCH_CHIP_CPU_MAX_TEMP",
+ "PCH_CHIP_TEMP",
+ "PCH_CPU_TEMP",
+ "PCH_MCH_TEMP",
+ "PCH_DIM0_TEMP",
+ "PCH_DIM1_TEMP",
+ "PCH_DIM2_TEMP",
+ "PCH_DIM3_TEMP",
+ "BYTE_TEMP"
+};
+
+#define NUM_REG_TEMP ARRAY_SIZE(NCT6775_REG_TEMP)
+
+static inline int is_word_sized(u16 reg)
+{
+ return ((((reg & 0xff00) == 0x100
+ || (reg & 0xff00) == 0x200)
+ && ((reg & 0x00ff) == 0x50
+ || (reg & 0x00ff) == 0x53
+ || (reg & 0x00ff) == 0x55))
+ || (reg & 0xfff0) == 0x630
+ || reg == 0x640 || reg == 0x642
+ || ((reg & 0xfff0) == 0x650
+ && (reg & 0x000f) >= 0x06)
+ || reg == 0x73 || reg == 0x75 || reg == 0x77
+ );
+}
/*
* Conversions
@@ -232,12 +347,36 @@ static inline u8 step_time_to_reg(unsigned int msec, u8 mode)
(msec + 200) / 400), 1, 255);
}
-static inline unsigned int
-fan_from_reg(u8 reg, unsigned int div)
+static unsigned int fan_from_reg8(u16 reg, unsigned int divreg)
{
if (reg == 0 || reg == 255)
return 0;
- return 1350000U / (reg * div);
+ return 1350000U / (reg << divreg);
+}
+
+static unsigned int fan_from_reg13(u16 reg, unsigned int divreg)
+{
+ if ((reg & 0xff1f) == 0xff1f)
+ return 0;
+
+ reg = (reg & 0x1f) | ((reg & 0xff00) >> 3);
+
+ if (reg == 0)
+ return 0;
+
+ return 1350000U / reg;
+}
+
+static unsigned int fan_from_reg16(u16 reg, unsigned int divreg)
+{
+ if (reg == 0 || reg == 0xffff)
+ return 0;
+
+ /*
+ * Even though the registers are 16 bit wide, the fan divisor
+ * still applies.
+ */
+ return 1350000U / (reg << divreg);
}
static inline unsigned int
@@ -247,21 +386,19 @@ div_from_reg(u8 reg)
}
static inline int
-temp1_from_reg(s8 reg)
+temp_from_reg(u16 reg, s16 regval)
{
- return reg * 1000;
+ if (is_word_sized(reg))
+ return LM75_TEMP_FROM_REG(regval);
+ return regval * 1000;
}
-static inline s8
-temp1_to_reg(long temp, int min, int max)
+static inline u16
+temp_to_reg(u16 reg, long temp)
{
- if (temp <= min)
- return min / 1000;
- if (temp >= max)
- return max / 1000;
- if (temp < 0)
- return (temp - 500) / 1000;
- return (temp + 500) / 1000;
+ if (is_word_sized(reg))
+ return LM75_TEMP_TO_REG(temp);
+ return DIV_ROUND_CLOSEST(SENSORS_LIMIT(temp, -127000, 128000), 1000);
}
/* Some of analog inputs have internal scaling (2x), 8mV is ADC LSB */
@@ -275,7 +412,8 @@ static inline long in_from_reg(u8 reg, u8 nr)
static inline u8 in_to_reg(u32 val, u8 nr)
{
- return SENSORS_LIMIT(((val + (scale_in[nr] / 2)) / scale_in[nr]), 0, 255);
+ return SENSORS_LIMIT(((val + (scale_in[nr] / 2)) / scale_in[nr]), 0,
+ 255);
}
/*
@@ -289,38 +427,57 @@ struct w83627ehf_data {
struct device *hwmon_dev;
struct mutex lock;
- const u8 *REG_FAN_START_OUTPUT;
- const u8 *REG_FAN_STOP_OUTPUT;
- const u8 *REG_FAN_MAX_OUTPUT;
- const u8 *REG_FAN_STEP_OUTPUT;
+ u16 reg_temp[NUM_REG_TEMP];
+ u16 reg_temp_over[NUM_REG_TEMP];
+ u16 reg_temp_hyst[NUM_REG_TEMP];
+ u16 reg_temp_config[NUM_REG_TEMP];
+ u8 temp_src[NUM_REG_TEMP];
+ const char * const *temp_label;
+
+ const u16 *REG_PWM;
+ const u16 *REG_TARGET;
+ const u16 *REG_FAN;
+ const u16 *REG_FAN_MIN;
+ const u16 *REG_FAN_START_OUTPUT;
+ const u16 *REG_FAN_STOP_OUTPUT;
+ const u16 *REG_FAN_STOP_TIME;
+ const u16 *REG_FAN_MAX_OUTPUT;
+ const u16 *REG_FAN_STEP_OUTPUT;
+
+ unsigned int (*fan_from_reg)(u16 reg, unsigned int divreg);
+ unsigned int (*fan_from_reg_min)(u16 reg, unsigned int divreg);
struct mutex update_lock;
char valid; /* !=0 if following fields are valid */
unsigned long last_updated; /* In jiffies */
/* Register values */
+ u8 bank; /* current register bank */
u8 in_num; /* number of in inputs we have */
u8 in[10]; /* Register value */
u8 in_max[10]; /* Register value */
u8 in_min[10]; /* Register value */
- u8 fan[5];
- u8 fan_min[5];
+ unsigned int rpm[5];
+ u16 fan_min[5];
u8 fan_div[5];
u8 has_fan; /* some fan inputs can be disabled */
+ u8 has_fan_min; /* some fans don't have min register */
+ bool has_fan_div;
u8 temp_type[3];
- s8 temp1;
- s8 temp1_max;
- s8 temp1_max_hyst;
- s16 temp[2];
- s16 temp_max[2];
- s16 temp_max_hyst[2];
+ s16 temp[9];
+ s16 temp_max[9];
+ s16 temp_max_hyst[9];
u32 alarms;
u8 pwm_mode[4]; /* 0->DC variable voltage, 1->PWM variable duty cycle */
u8 pwm_enable[4]; /* 1->manual
2->thermal cruise mode (also called SmartFan I)
3->fan speed cruise mode
- 4->variable thermal cruise (also called SmartFan III) */
+ 4->variable thermal cruise (also called
+ SmartFan III)
+ 5->enhanced variable thermal cruise (also called
+ SmartFan IV) */
+ u8 pwm_enable_orig[4]; /* original value of pwm_enable */
u8 pwm_num; /* number of pwm */
u8 pwm[4];
u8 target_temp[4];
@@ -335,7 +492,7 @@ struct w83627ehf_data {
u8 vid;
u8 vrm;
- u8 temp3_disable;
+ u16 have_temp;
u8 in6_skip;
};
@@ -344,30 +501,19 @@ struct w83627ehf_sio_data {
enum kinds kind;
};
-static inline int is_word_sized(u16 reg)
-{
- return (((reg & 0xff00) == 0x100
- || (reg & 0xff00) == 0x200)
- && ((reg & 0x00ff) == 0x50
- || (reg & 0x00ff) == 0x53
- || (reg & 0x00ff) == 0x55));
-}
-
-/* Registers 0x50-0x5f are banked */
+/*
+ * On older chips, only registers 0x50-0x5f are banked.
+ * On more recent chips, all registers are banked.
+ * Assume that is the case and set the bank number for each access.
+ * Cache the bank number so it only needs to be set if it changes.
+ */
static inline void w83627ehf_set_bank(struct w83627ehf_data *data, u16 reg)
{
- if ((reg & 0x00f0) == 0x50) {
+ u8 bank = reg >> 8;
+ if (data->bank != bank) {
outb_p(W83627EHF_REG_BANK, data->addr + ADDR_REG_OFFSET);
- outb_p(reg >> 8, data->addr + DATA_REG_OFFSET);
- }
-}
-
-/* Not strictly necessary, but play it safe for now */
-static inline void w83627ehf_reset_bank(struct w83627ehf_data *data, u16 reg)
-{
- if (reg & 0xff00) {
- outb_p(W83627EHF_REG_BANK, data->addr + ADDR_REG_OFFSET);
- outb_p(0, data->addr + DATA_REG_OFFSET);
+ outb_p(bank, data->addr + DATA_REG_OFFSET);
+ data->bank = bank;
}
}
@@ -385,14 +531,13 @@ static u16 w83627ehf_read_value(struct w83627ehf_data *data, u16 reg)
data->addr + ADDR_REG_OFFSET);
res = (res << 8) + inb_p(data->addr + DATA_REG_OFFSET);
}
- w83627ehf_reset_bank(data, reg);
mutex_unlock(&data->lock);
-
return res;
}
-static int w83627ehf_write_value(struct w83627ehf_data *data, u16 reg, u16 value)
+static int w83627ehf_write_value(struct w83627ehf_data *data, u16 reg,
+ u16 value)
{
int word_sized = is_word_sized(reg);
@@ -406,13 +551,40 @@ static int w83627ehf_write_value(struct w83627ehf_data *data, u16 reg, u16 value
data->addr + ADDR_REG_OFFSET);
}
outb_p(value & 0xff, data->addr + DATA_REG_OFFSET);
- w83627ehf_reset_bank(data, reg);
mutex_unlock(&data->lock);
return 0;
}
/* This function assumes that the caller holds data->update_lock */
+static void nct6775_write_fan_div(struct w83627ehf_data *data, int nr)
+{
+ u8 reg;
+
+ switch (nr) {
+ case 0:
+ reg = (w83627ehf_read_value(data, NCT6775_REG_FANDIV1) & 0x70)
+ | (data->fan_div[0] & 0x7);
+ w83627ehf_write_value(data, NCT6775_REG_FANDIV1, reg);
+ break;
+ case 1:
+ reg = (w83627ehf_read_value(data, NCT6775_REG_FANDIV1) & 0x7)
+ | ((data->fan_div[1] << 4) & 0x70);
+ w83627ehf_write_value(data, NCT6775_REG_FANDIV1, reg);
+ case 2:
+ reg = (w83627ehf_read_value(data, NCT6775_REG_FANDIV2) & 0x70)
+ | (data->fan_div[2] & 0x7);
+ w83627ehf_write_value(data, NCT6775_REG_FANDIV2, reg);
+ break;
+ case 3:
+ reg = (w83627ehf_read_value(data, NCT6775_REG_FANDIV2) & 0x7)
+ | ((data->fan_div[3] << 4) & 0x70);
+ w83627ehf_write_value(data, NCT6775_REG_FANDIV2, reg);
+ break;
+ }
+}
+
+/* This function assumes that the caller holds data->update_lock */
static void w83627ehf_write_fan_div(struct w83627ehf_data *data, int nr)
{
u8 reg;
@@ -463,6 +635,32 @@ static void w83627ehf_write_fan_div(struct w83627ehf_data *data, int nr)
}
}
+static void w83627ehf_write_fan_div_common(struct device *dev,
+ struct w83627ehf_data *data, int nr)
+{
+ struct w83627ehf_sio_data *sio_data = dev->platform_data;
+
+ if (sio_data->kind == nct6776)
+ ; /* no dividers, do nothing */
+ else if (sio_data->kind == nct6775)
+ nct6775_write_fan_div(data, nr);
+ else
+ w83627ehf_write_fan_div(data, nr);
+}
+
+static void nct6775_update_fan_div(struct w83627ehf_data *data)
+{
+ u8 i;
+
+ i = w83627ehf_read_value(data, NCT6775_REG_FANDIV1);
+ data->fan_div[0] = i & 0x7;
+ data->fan_div[1] = (i & 0x70) >> 4;
+ i = w83627ehf_read_value(data, NCT6775_REG_FANDIV2);
+ data->fan_div[2] = i & 0x7;
+ if (data->has_fan & (1<<3))
+ data->fan_div[3] = (i & 0x70) >> 4;
+}
+
static void w83627ehf_update_fan_div(struct w83627ehf_data *data)
{
int i;
@@ -488,10 +686,79 @@ static void w83627ehf_update_fan_div(struct w83627ehf_data *data)
}
}
+static void w83627ehf_update_fan_div_common(struct device *dev,
+ struct w83627ehf_data *data)
+{
+ struct w83627ehf_sio_data *sio_data = dev->platform_data;
+
+ if (sio_data->kind == nct6776)
+ ; /* no dividers, do nothing */
+ else if (sio_data->kind == nct6775)
+ nct6775_update_fan_div(data);
+ else
+ w83627ehf_update_fan_div(data);
+}
+
+static void nct6775_update_pwm(struct w83627ehf_data *data)
+{
+ int i;
+ int pwmcfg, fanmodecfg;
+
+ for (i = 0; i < data->pwm_num; i++) {
+ pwmcfg = w83627ehf_read_value(data,
+ W83627EHF_REG_PWM_ENABLE[i]);
+ fanmodecfg = w83627ehf_read_value(data,
+ NCT6775_REG_FAN_MODE[i]);
+ data->pwm_mode[i] =
+ ((pwmcfg >> W83627EHF_PWM_MODE_SHIFT[i]) & 1) ? 0 : 1;
+ data->pwm_enable[i] = ((fanmodecfg >> 4) & 7) + 1;
+ data->tolerance[i] = fanmodecfg & 0x0f;
+ data->pwm[i] = w83627ehf_read_value(data, data->REG_PWM[i]);
+ }
+}
+
+static void w83627ehf_update_pwm(struct w83627ehf_data *data)
+{
+ int i;
+ int pwmcfg = 0, tolerance = 0; /* shut up the compiler */
+
+ for (i = 0; i < data->pwm_num; i++) {
+ if (!(data->has_fan & (1 << i)))
+ continue;
+
+ /* pwmcfg, tolerance mapped for i=0, i=1 to same reg */
+ if (i != 1) {
+ pwmcfg = w83627ehf_read_value(data,
+ W83627EHF_REG_PWM_ENABLE[i]);
+ tolerance = w83627ehf_read_value(data,
+ W83627EHF_REG_TOLERANCE[i]);
+ }
+ data->pwm_mode[i] =
+ ((pwmcfg >> W83627EHF_PWM_MODE_SHIFT[i]) & 1) ? 0 : 1;
+ data->pwm_enable[i] = ((pwmcfg >> W83627EHF_PWM_ENABLE_SHIFT[i])
+ & 3) + 1;
+ data->pwm[i] = w83627ehf_read_value(data, data->REG_PWM[i]);
+
+ data->tolerance[i] = (tolerance >> (i == 1 ? 4 : 0)) & 0x0f;
+ }
+}
+
+static void w83627ehf_update_pwm_common(struct device *dev,
+ struct w83627ehf_data *data)
+{
+ struct w83627ehf_sio_data *sio_data = dev->platform_data;
+
+ if (sio_data->kind == nct6775 || sio_data->kind == nct6776)
+ nct6775_update_pwm(data);
+ else
+ w83627ehf_update_pwm(data);
+}
+
static struct w83627ehf_data *w83627ehf_update_device(struct device *dev)
{
struct w83627ehf_data *data = dev_get_drvdata(dev);
- int pwmcfg = 0, tolerance = 0; /* shut up the compiler */
+ struct w83627ehf_sio_data *sio_data = dev->platform_data;
+
int i;
mutex_lock(&data->update_lock);
@@ -499,7 +766,7 @@ static struct w83627ehf_data *w83627ehf_update_device(struct device *dev)
if (time_after(jiffies, data->last_updated + HZ + HZ/2)
|| !data->valid) {
/* Fan clock dividers */
- w83627ehf_update_fan_div(data);
+ w83627ehf_update_fan_div_common(dev, data);
/* Measured voltages and limits */
for (i = 0; i < data->in_num; i++) {
@@ -513,92 +780,90 @@ static struct w83627ehf_data *w83627ehf_update_device(struct device *dev)
/* Measured fan speeds and limits */
for (i = 0; i < 5; i++) {
+ u16 reg;
+
if (!(data->has_fan & (1 << i)))
continue;
- data->fan[i] = w83627ehf_read_value(data,
- W83627EHF_REG_FAN[i]);
- data->fan_min[i] = w83627ehf_read_value(data,
- W83627EHF_REG_FAN_MIN[i]);
+ reg = w83627ehf_read_value(data, data->REG_FAN[i]);
+ data->rpm[i] = data->fan_from_reg(reg,
+ data->fan_div[i]);
+
+ if (data->has_fan_min & (1 << i))
+ data->fan_min[i] = w83627ehf_read_value(data,
+ data->REG_FAN_MIN[i]);
/* If we failed to measure the fan speed and clock
divider can be increased, let's try that for next
time */
- if (data->fan[i] == 0xff
- && data->fan_div[i] < 0x07) {
- dev_dbg(dev, "Increasing fan%d "
+ if (data->has_fan_div
+ && (reg >= 0xff || (sio_data->kind == nct6775
+ && reg == 0x00))
+ && data->fan_div[i] < 0x07) {
+ dev_dbg(dev, "Increasing fan%d "
"clock divider from %u to %u\n",
i + 1, div_from_reg(data->fan_div[i]),
div_from_reg(data->fan_div[i] + 1));
data->fan_div[i]++;
- w83627ehf_write_fan_div(data, i);
+ w83627ehf_write_fan_div_common(dev, data, i);
/* Preserve min limit if possible */
- if (data->fan_min[i] >= 2
+ if ((data->has_fan_min & (1 << i))
+ && data->fan_min[i] >= 2
&& data->fan_min[i] != 255)
w83627ehf_write_value(data,
- W83627EHF_REG_FAN_MIN[i],
+ data->REG_FAN_MIN[i],
(data->fan_min[i] /= 2));
}
}
+ w83627ehf_update_pwm_common(dev, data);
+
for (i = 0; i < data->pwm_num; i++) {
if (!(data->has_fan & (1 << i)))
continue;
- /* pwmcfg, tolerance mapped for i=0, i=1 to same reg */
- if (i != 1) {
- pwmcfg = w83627ehf_read_value(data,
- W83627EHF_REG_PWM_ENABLE[i]);
- tolerance = w83627ehf_read_value(data,
- W83627EHF_REG_TOLERANCE[i]);
- }
- data->pwm_mode[i] =
- ((pwmcfg >> W83627EHF_PWM_MODE_SHIFT[i]) & 1)
- ? 0 : 1;
- data->pwm_enable[i] =
- ((pwmcfg >> W83627EHF_PWM_ENABLE_SHIFT[i])
- & 3) + 1;
- data->pwm[i] = w83627ehf_read_value(data,
- W83627EHF_REG_PWM[i]);
- data->fan_start_output[i] = w83627ehf_read_value(data,
- W83627EHF_REG_FAN_START_OUTPUT[i]);
- data->fan_stop_output[i] = w83627ehf_read_value(data,
- W83627EHF_REG_FAN_STOP_OUTPUT[i]);
- data->fan_stop_time[i] = w83627ehf_read_value(data,
- W83627EHF_REG_FAN_STOP_TIME[i]);
-
- if (data->REG_FAN_MAX_OUTPUT[i] != 0xff)
+ data->fan_start_output[i] =
+ w83627ehf_read_value(data,
+ data->REG_FAN_START_OUTPUT[i]);
+ data->fan_stop_output[i] =
+ w83627ehf_read_value(data,
+ data->REG_FAN_STOP_OUTPUT[i]);
+ data->fan_stop_time[i] =
+ w83627ehf_read_value(data,
+ data->REG_FAN_STOP_TIME[i]);
+
+ if (data->REG_FAN_MAX_OUTPUT &&
+ data->REG_FAN_MAX_OUTPUT[i] != 0xff)
data->fan_max_output[i] =
w83627ehf_read_value(data,
- data->REG_FAN_MAX_OUTPUT[i]);
+ data->REG_FAN_MAX_OUTPUT[i]);
- if (data->REG_FAN_STEP_OUTPUT[i] != 0xff)
+ if (data->REG_FAN_STEP_OUTPUT &&
+ data->REG_FAN_STEP_OUTPUT[i] != 0xff)
data->fan_step_output[i] =
w83627ehf_read_value(data,
- data->REG_FAN_STEP_OUTPUT[i]);
+ data->REG_FAN_STEP_OUTPUT[i]);
data->target_temp[i] =
w83627ehf_read_value(data,
- W83627EHF_REG_TARGET[i]) &
+ data->REG_TARGET[i]) &
(data->pwm_mode[i] == 1 ? 0x7f : 0xff);
- data->tolerance[i] = (tolerance >> (i == 1 ? 4 : 0))
- & 0x0f;
}
/* Measured temperatures and limits */
- data->temp1 = w83627ehf_read_value(data,
- W83627EHF_REG_TEMP1);
- data->temp1_max = w83627ehf_read_value(data,
- W83627EHF_REG_TEMP1_OVER);
- data->temp1_max_hyst = w83627ehf_read_value(data,
- W83627EHF_REG_TEMP1_HYST);
- for (i = 0; i < 2; i++) {
+ for (i = 0; i < NUM_REG_TEMP; i++) {
+ if (!(data->have_temp & (1 << i)))
+ continue;
data->temp[i] = w83627ehf_read_value(data,
- W83627EHF_REG_TEMP[i]);
- data->temp_max[i] = w83627ehf_read_value(data,
- W83627EHF_REG_TEMP_OVER[i]);
- data->temp_max_hyst[i] = w83627ehf_read_value(data,
- W83627EHF_REG_TEMP_HYST[i]);
+ data->reg_temp[i]);
+ if (data->reg_temp_over[i])
+ data->temp_max[i]
+ = w83627ehf_read_value(data,
+ data->reg_temp_over[i]);
+ if (data->reg_temp_hyst[i])
+ data->temp_max_hyst[i]
+ = w83627ehf_read_value(data,
+ data->reg_temp_hyst[i]);
}
data->alarms = w83627ehf_read_value(data,
@@ -625,7 +890,8 @@ show_##reg(struct device *dev, struct device_attribute *attr, \
char *buf) \
{ \
struct w83627ehf_data *data = w83627ehf_update_device(dev); \
- struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); \
+ struct sensor_device_attribute *sensor_attr = \
+ to_sensor_dev_attr(attr); \
int nr = sensor_attr->index; \
return sprintf(buf, "%ld\n", in_from_reg(data->reg[nr], nr)); \
}
@@ -635,14 +901,18 @@ show_in_reg(in_max)
#define store_in_reg(REG, reg) \
static ssize_t \
-store_in_##reg (struct device *dev, struct device_attribute *attr, \
- const char *buf, size_t count) \
+store_in_##reg(struct device *dev, struct device_attribute *attr, \
+ const char *buf, size_t count) \
{ \
struct w83627ehf_data *data = dev_get_drvdata(dev); \
- struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); \
+ struct sensor_device_attribute *sensor_attr = \
+ to_sensor_dev_attr(attr); \
int nr = sensor_attr->index; \
- u32 val = simple_strtoul(buf, NULL, 10); \
- \
+ unsigned long val; \
+ int err; \
+ err = strict_strtoul(buf, 10, &val); \
+ if (err < 0) \
+ return err; \
mutex_lock(&data->update_lock); \
data->in_##reg[nr] = in_to_reg(val, nr); \
w83627ehf_write_value(data, W83627EHF_REG_IN_##REG(nr), \
@@ -654,7 +924,8 @@ store_in_##reg (struct device *dev, struct device_attribute *attr, \
store_in_reg(MIN, min)
store_in_reg(MAX, max)
-static ssize_t show_alarm(struct device *dev, struct device_attribute *attr, char *buf)
+static ssize_t show_alarm(struct device *dev, struct device_attribute *attr,
+ char *buf)
{
struct w83627ehf_data *data = w83627ehf_update_device(dev);
struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
@@ -689,45 +960,50 @@ static struct sensor_device_attribute sda_in_alarm[] = {
};
static struct sensor_device_attribute sda_in_min[] = {
- SENSOR_ATTR(in0_min, S_IWUSR | S_IRUGO, show_in_min, store_in_min, 0),
- SENSOR_ATTR(in1_min, S_IWUSR | S_IRUGO, show_in_min, store_in_min, 1),
- SENSOR_ATTR(in2_min, S_IWUSR | S_IRUGO, show_in_min, store_in_min, 2),
- SENSOR_ATTR(in3_min, S_IWUSR | S_IRUGO, show_in_min, store_in_min, 3),
- SENSOR_ATTR(in4_min, S_IWUSR | S_IRUGO, show_in_min, store_in_min, 4),
- SENSOR_ATTR(in5_min, S_IWUSR | S_IRUGO, show_in_min, store_in_min, 5),
- SENSOR_ATTR(in6_min, S_IWUSR | S_IRUGO, show_in_min, store_in_min, 6),
- SENSOR_ATTR(in7_min, S_IWUSR | S_IRUGO, show_in_min, store_in_min, 7),
- SENSOR_ATTR(in8_min, S_IWUSR | S_IRUGO, show_in_min, store_in_min, 8),
- SENSOR_ATTR(in9_min, S_IWUSR | S_IRUGO, show_in_min, store_in_min, 9),
+ SENSOR_ATTR(in0_min, S_IWUSR | S_IRUGO, show_in_min, store_in_min, 0),
+ SENSOR_ATTR(in1_min, S_IWUSR | S_IRUGO, show_in_min, store_in_min, 1),
+ SENSOR_ATTR(in2_min, S_IWUSR | S_IRUGO, show_in_min, store_in_min, 2),
+ SENSOR_ATTR(in3_min, S_IWUSR | S_IRUGO, show_in_min, store_in_min, 3),
+ SENSOR_ATTR(in4_min, S_IWUSR | S_IRUGO, show_in_min, store_in_min, 4),
+ SENSOR_ATTR(in5_min, S_IWUSR | S_IRUGO, show_in_min, store_in_min, 5),
+ SENSOR_ATTR(in6_min, S_IWUSR | S_IRUGO, show_in_min, store_in_min, 6),
+ SENSOR_ATTR(in7_min, S_IWUSR | S_IRUGO, show_in_min, store_in_min, 7),
+ SENSOR_ATTR(in8_min, S_IWUSR | S_IRUGO, show_in_min, store_in_min, 8),
+ SENSOR_ATTR(in9_min, S_IWUSR | S_IRUGO, show_in_min, store_in_min, 9),
};
static struct sensor_device_attribute sda_in_max[] = {
- SENSOR_ATTR(in0_max, S_IWUSR | S_IRUGO, show_in_max, store_in_max, 0),
- SENSOR_ATTR(in1_max, S_IWUSR | S_IRUGO, show_in_max, store_in_max, 1),
- SENSOR_ATTR(in2_max, S_IWUSR | S_IRUGO, show_in_max, store_in_max, 2),
- SENSOR_ATTR(in3_max, S_IWUSR | S_IRUGO, show_in_max, store_in_max, 3),
- SENSOR_ATTR(in4_max, S_IWUSR | S_IRUGO, show_in_max, store_in_max, 4),
- SENSOR_ATTR(in5_max, S_IWUSR | S_IRUGO, show_in_max, store_in_max, 5),
- SENSOR_ATTR(in6_max, S_IWUSR | S_IRUGO, show_in_max, store_in_max, 6),
- SENSOR_ATTR(in7_max, S_IWUSR | S_IRUGO, show_in_max, store_in_max, 7),
- SENSOR_ATTR(in8_max, S_IWUSR | S_IRUGO, show_in_max, store_in_max, 8),
- SENSOR_ATTR(in9_max, S_IWUSR | S_IRUGO, show_in_max, store_in_max, 9),
+ SENSOR_ATTR(in0_max, S_IWUSR | S_IRUGO, show_in_max, store_in_max, 0),
+ SENSOR_ATTR(in1_max, S_IWUSR | S_IRUGO, show_in_max, store_in_max, 1),
+ SENSOR_ATTR(in2_max, S_IWUSR | S_IRUGO, show_in_max, store_in_max, 2),
+ SENSOR_ATTR(in3_max, S_IWUSR | S_IRUGO, show_in_max, store_in_max, 3),
+ SENSOR_ATTR(in4_max, S_IWUSR | S_IRUGO, show_in_max, store_in_max, 4),
+ SENSOR_ATTR(in5_max, S_IWUSR | S_IRUGO, show_in_max, store_in_max, 5),
+ SENSOR_ATTR(in6_max, S_IWUSR | S_IRUGO, show_in_max, store_in_max, 6),
+ SENSOR_ATTR(in7_max, S_IWUSR | S_IRUGO, show_in_max, store_in_max, 7),
+ SENSOR_ATTR(in8_max, S_IWUSR | S_IRUGO, show_in_max, store_in_max, 8),
+ SENSOR_ATTR(in9_max, S_IWUSR | S_IRUGO, show_in_max, store_in_max, 9),
};
-#define show_fan_reg(reg) \
-static ssize_t \
-show_##reg(struct device *dev, struct device_attribute *attr, \
- char *buf) \
-{ \
- struct w83627ehf_data *data = w83627ehf_update_device(dev); \
- struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); \
- int nr = sensor_attr->index; \
- return sprintf(buf, "%d\n", \
- fan_from_reg(data->reg[nr], \
- div_from_reg(data->fan_div[nr]))); \
+static ssize_t
+show_fan(struct device *dev, struct device_attribute *attr, char *buf)
+{
+ struct w83627ehf_data *data = w83627ehf_update_device(dev);
+ struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
+ int nr = sensor_attr->index;
+ return sprintf(buf, "%d\n", data->rpm[nr]);
+}
+
+static ssize_t
+show_fan_min(struct device *dev, struct device_attribute *attr, char *buf)
+{
+ struct w83627ehf_data *data = w83627ehf_update_device(dev);
+ struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
+ int nr = sensor_attr->index;
+ return sprintf(buf, "%d\n",
+ data->fan_from_reg_min(data->fan_min[nr],
+ data->fan_div[nr]));
}
-show_fan_reg(fan);
-show_fan_reg(fan_min);
static ssize_t
show_fan_div(struct device *dev, struct device_attribute *attr,
@@ -746,11 +1022,32 @@ store_fan_min(struct device *dev, struct device_attribute *attr,
struct w83627ehf_data *data = dev_get_drvdata(dev);
struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
int nr = sensor_attr->index;
- unsigned int val = simple_strtoul(buf, NULL, 10);
+ unsigned long val;
+ int err;
unsigned int reg;
u8 new_div;
+ err = strict_strtoul(buf, 10, &val);
+ if (err < 0)
+ return err;
+
mutex_lock(&data->update_lock);
+ if (!data->has_fan_div) {
+ /*
+ * Only NCT6776F for now, so we know that this is a 13 bit
+ * register
+ */
+ if (!val) {
+ val = 0xff1f;
+ } else {
+ if (val > 1350000U)
+ val = 135000U;
+ val = 1350000U / val;
+ val = (val & 0x1f) | ((val << 3) & 0xff00);
+ }
+ data->fan_min[nr] = val;
+ goto done; /* Leave fan divider alone */
+ }
if (!val) {
/* No min limit, alarm disabled */
data->fan_min[nr] = 255;
@@ -761,15 +1058,17 @@ store_fan_min(struct device *dev, struct device_attribute *attr,
even with the highest divider (128) */
data->fan_min[nr] = 254;
new_div = 7; /* 128 == (1 << 7) */
- dev_warn(dev, "fan%u low limit %u below minimum %u, set to "
- "minimum\n", nr + 1, val, fan_from_reg(254, 128));
+ dev_warn(dev, "fan%u low limit %lu below minimum %u, set to "
+ "minimum\n", nr + 1, val,
+ data->fan_from_reg_min(254, 7));
} else if (!reg) {
/* Speed above this value cannot possibly be represented,
even with the lowest divider (1) */
data->fan_min[nr] = 1;
new_div = 0; /* 1 == (1 << 0) */
- dev_warn(dev, "fan%u low limit %u above maximum %u, set to "
- "maximum\n", nr + 1, val, fan_from_reg(1, 1));
+ dev_warn(dev, "fan%u low limit %lu above maximum %u, set to "
+ "maximum\n", nr + 1, val,
+ data->fan_from_reg_min(1, 0));
} else {
/* Automatically pick the best divider, i.e. the one such
that the min limit will correspond to a register value
@@ -785,25 +1084,16 @@ store_fan_min(struct device *dev, struct device_attribute *attr,
/* Write both the fan clock divider (if it changed) and the new
fan min (unconditionally) */
if (new_div != data->fan_div[nr]) {
- /* Preserve the fan speed reading */
- if (data->fan[nr] != 0xff) {
- if (new_div > data->fan_div[nr])
- data->fan[nr] >>= new_div - data->fan_div[nr];
- else if (data->fan[nr] & 0x80)
- data->fan[nr] = 0xff;
- else
- data->fan[nr] <<= data->fan_div[nr] - new_div;
- }
-
dev_dbg(dev, "fan%u clock divider changed from %u to %u\n",
nr + 1, div_from_reg(data->fan_div[nr]),
div_from_reg(new_div));
data->fan_div[nr] = new_div;
- w83627ehf_write_fan_div(data, nr);
+ w83627ehf_write_fan_div_common(dev, data, nr);
/* Give the chip time to sample a new speed value */
data->last_updated = jiffies;
}
- w83627ehf_write_value(data, W83627EHF_REG_FAN_MIN[nr],
+done:
+ w83627ehf_write_value(data, data->REG_FAN_MIN[nr],
data->fan_min[nr]);
mutex_unlock(&data->update_lock);
@@ -847,70 +1137,54 @@ static struct sensor_device_attribute sda_fan_div[] = {
SENSOR_ATTR(fan5_div, S_IRUGO, show_fan_div, NULL, 4),
};
-#define show_temp1_reg(reg) \
-static ssize_t \
-show_##reg(struct device *dev, struct device_attribute *attr, \
- char *buf) \
-{ \
- struct w83627ehf_data *data = w83627ehf_update_device(dev); \
- return sprintf(buf, "%d\n", temp1_from_reg(data->reg)); \
-}
-show_temp1_reg(temp1);
-show_temp1_reg(temp1_max);
-show_temp1_reg(temp1_max_hyst);
-
-#define store_temp1_reg(REG, reg) \
-static ssize_t \
-store_temp1_##reg(struct device *dev, struct device_attribute *attr, \
- const char *buf, size_t count) \
-{ \
- struct w83627ehf_data *data = dev_get_drvdata(dev); \
- long val = simple_strtol(buf, NULL, 10); \
- \
- mutex_lock(&data->update_lock); \
- data->temp1_##reg = temp1_to_reg(val, -128000, 127000); \
- w83627ehf_write_value(data, W83627EHF_REG_TEMP1_##REG, \
- data->temp1_##reg); \
- mutex_unlock(&data->update_lock); \
- return count; \
+static ssize_t
+show_temp_label(struct device *dev, struct device_attribute *attr, char *buf)
+{
+ struct w83627ehf_data *data = w83627ehf_update_device(dev);
+ struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
+ int nr = sensor_attr->index;
+ return sprintf(buf, "%s\n", data->temp_label[data->temp_src[nr]]);
}
-store_temp1_reg(OVER, max);
-store_temp1_reg(HYST, max_hyst);
-#define show_temp_reg(reg) \
+#define show_temp_reg(addr, reg) \
static ssize_t \
show_##reg(struct device *dev, struct device_attribute *attr, \
char *buf) \
{ \
struct w83627ehf_data *data = w83627ehf_update_device(dev); \
- struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); \
+ struct sensor_device_attribute *sensor_attr = \
+ to_sensor_dev_attr(attr); \
int nr = sensor_attr->index; \
return sprintf(buf, "%d\n", \
- LM75_TEMP_FROM_REG(data->reg[nr])); \
+ temp_from_reg(data->addr[nr], data->reg[nr])); \
}
-show_temp_reg(temp);
-show_temp_reg(temp_max);
-show_temp_reg(temp_max_hyst);
+show_temp_reg(reg_temp, temp);
+show_temp_reg(reg_temp_over, temp_max);
+show_temp_reg(reg_temp_hyst, temp_max_hyst);
-#define store_temp_reg(REG, reg) \
+#define store_temp_reg(addr, reg) \
static ssize_t \
store_##reg(struct device *dev, struct device_attribute *attr, \
const char *buf, size_t count) \
{ \
struct w83627ehf_data *data = dev_get_drvdata(dev); \
- struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); \
+ struct sensor_device_attribute *sensor_attr = \
+ to_sensor_dev_attr(attr); \
int nr = sensor_attr->index; \
- long val = simple_strtol(buf, NULL, 10); \
- \
+ int err; \
+ long val; \
+ err = strict_strtol(buf, 10, &val); \
+ if (err < 0) \
+ return err; \
mutex_lock(&data->update_lock); \
- data->reg[nr] = LM75_TEMP_TO_REG(val); \
- w83627ehf_write_value(data, W83627EHF_REG_TEMP_##REG[nr], \
+ data->reg[nr] = temp_to_reg(data->addr[nr], val); \
+ w83627ehf_write_value(data, data->addr[nr], \
data->reg[nr]); \
mutex_unlock(&data->update_lock); \
return count; \
}
-store_temp_reg(OVER, temp_max);
-store_temp_reg(HYST, temp_max_hyst);
+store_temp_reg(reg_temp_over, temp_max);
+store_temp_reg(reg_temp_hyst, temp_max_hyst);
static ssize_t
show_temp_type(struct device *dev, struct device_attribute *attr, char *buf)
@@ -922,27 +1196,69 @@ show_temp_type(struct device *dev, struct device_attribute *attr, char *buf)
}
static struct sensor_device_attribute sda_temp_input[] = {
- SENSOR_ATTR(temp1_input, S_IRUGO, show_temp1, NULL, 0),
- SENSOR_ATTR(temp2_input, S_IRUGO, show_temp, NULL, 0),
- SENSOR_ATTR(temp3_input, S_IRUGO, show_temp, NULL, 1),
+ SENSOR_ATTR(temp1_input, S_IRUGO, show_temp, NULL, 0),
+ SENSOR_ATTR(temp2_input, S_IRUGO, show_temp, NULL, 1),
+ SENSOR_ATTR(temp3_input, S_IRUGO, show_temp, NULL, 2),
+ SENSOR_ATTR(temp4_input, S_IRUGO, show_temp, NULL, 3),
+ SENSOR_ATTR(temp5_input, S_IRUGO, show_temp, NULL, 4),
+ SENSOR_ATTR(temp6_input, S_IRUGO, show_temp, NULL, 5),
+ SENSOR_ATTR(temp7_input, S_IRUGO, show_temp, NULL, 6),
+ SENSOR_ATTR(temp8_input, S_IRUGO, show_temp, NULL, 7),
+ SENSOR_ATTR(temp9_input, S_IRUGO, show_temp, NULL, 8),
+};
+
+static struct sensor_device_attribute sda_temp_label[] = {
+ SENSOR_ATTR(temp1_label, S_IRUGO, show_temp_label, NULL, 0),
+ SENSOR_ATTR(temp2_label, S_IRUGO, show_temp_label, NULL, 1),
+ SENSOR_ATTR(temp3_label, S_IRUGO, show_temp_label, NULL, 2),
+ SENSOR_ATTR(temp4_label, S_IRUGO, show_temp_label, NULL, 3),
+ SENSOR_ATTR(temp5_label, S_IRUGO, show_temp_label, NULL, 4),
+ SENSOR_ATTR(temp6_label, S_IRUGO, show_temp_label, NULL, 5),
+ SENSOR_ATTR(temp7_label, S_IRUGO, show_temp_label, NULL, 6),
+ SENSOR_ATTR(temp8_label, S_IRUGO, show_temp_label, NULL, 7),
+ SENSOR_ATTR(temp9_label, S_IRUGO, show_temp_label, NULL, 8),
};
static struct sensor_device_attribute sda_temp_max[] = {
- SENSOR_ATTR(temp1_max, S_IRUGO | S_IWUSR, show_temp1_max,
- store_temp1_max, 0),
- SENSOR_ATTR(temp2_max, S_IRUGO | S_IWUSR, show_temp_max,
+ SENSOR_ATTR(temp1_max, S_IRUGO | S_IWUSR, show_temp_max,
store_temp_max, 0),
- SENSOR_ATTR(temp3_max, S_IRUGO | S_IWUSR, show_temp_max,
+ SENSOR_ATTR(temp2_max, S_IRUGO | S_IWUSR, show_temp_max,
store_temp_max, 1),
+ SENSOR_ATTR(temp3_max, S_IRUGO | S_IWUSR, show_temp_max,
+ store_temp_max, 2),
+ SENSOR_ATTR(temp4_max, S_IRUGO | S_IWUSR, show_temp_max,
+ store_temp_max, 3),
+ SENSOR_ATTR(temp5_max, S_IRUGO | S_IWUSR, show_temp_max,
+ store_temp_max, 4),
+ SENSOR_ATTR(temp6_max, S_IRUGO | S_IWUSR, show_temp_max,
+ store_temp_max, 5),
+ SENSOR_ATTR(temp7_max, S_IRUGO | S_IWUSR, show_temp_max,
+ store_temp_max, 6),
+ SENSOR_ATTR(temp8_max, S_IRUGO | S_IWUSR, show_temp_max,
+ store_temp_max, 7),
+ SENSOR_ATTR(temp9_max, S_IRUGO | S_IWUSR, show_temp_max,
+ store_temp_max, 8),
};
static struct sensor_device_attribute sda_temp_max_hyst[] = {
- SENSOR_ATTR(temp1_max_hyst, S_IRUGO | S_IWUSR, show_temp1_max_hyst,
- store_temp1_max_hyst, 0),
- SENSOR_ATTR(temp2_max_hyst, S_IRUGO | S_IWUSR, show_temp_max_hyst,
+ SENSOR_ATTR(temp1_max_hyst, S_IRUGO | S_IWUSR, show_temp_max_hyst,
store_temp_max_hyst, 0),
- SENSOR_ATTR(temp3_max_hyst, S_IRUGO | S_IWUSR, show_temp_max_hyst,
+ SENSOR_ATTR(temp2_max_hyst, S_IRUGO | S_IWUSR, show_temp_max_hyst,
store_temp_max_hyst, 1),
+ SENSOR_ATTR(temp3_max_hyst, S_IRUGO | S_IWUSR, show_temp_max_hyst,
+ store_temp_max_hyst, 2),
+ SENSOR_ATTR(temp4_max_hyst, S_IRUGO | S_IWUSR, show_temp_max_hyst,
+ store_temp_max_hyst, 3),
+ SENSOR_ATTR(temp5_max_hyst, S_IRUGO | S_IWUSR, show_temp_max_hyst,
+ store_temp_max_hyst, 4),
+ SENSOR_ATTR(temp6_max_hyst, S_IRUGO | S_IWUSR, show_temp_max_hyst,
+ store_temp_max_hyst, 5),
+ SENSOR_ATTR(temp7_max_hyst, S_IRUGO | S_IWUSR, show_temp_max_hyst,
+ store_temp_max_hyst, 6),
+ SENSOR_ATTR(temp8_max_hyst, S_IRUGO | S_IWUSR, show_temp_max_hyst,
+ store_temp_max_hyst, 7),
+ SENSOR_ATTR(temp9_max_hyst, S_IRUGO | S_IWUSR, show_temp_max_hyst,
+ store_temp_max_hyst, 8),
};
static struct sensor_device_attribute sda_temp_alarm[] = {
@@ -958,11 +1274,12 @@ static struct sensor_device_attribute sda_temp_type[] = {
};
#define show_pwm_reg(reg) \
-static ssize_t show_##reg (struct device *dev, struct device_attribute *attr, \
- char *buf) \
+static ssize_t show_##reg(struct device *dev, struct device_attribute *attr, \
+ char *buf) \
{ \
struct w83627ehf_data *data = w83627ehf_update_device(dev); \
- struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); \
+ struct sensor_device_attribute *sensor_attr = \
+ to_sensor_dev_attr(attr); \
int nr = sensor_attr->index; \
return sprintf(buf, "%d\n", data->reg[nr]); \
}
@@ -978,9 +1295,14 @@ store_pwm_mode(struct device *dev, struct device_attribute *attr,
struct w83627ehf_data *data = dev_get_drvdata(dev);
struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
int nr = sensor_attr->index;
- u32 val = simple_strtoul(buf, NULL, 10);
+ unsigned long val;
+ int err;
u16 reg;
+ err = strict_strtoul(buf, 10, &val);
+ if (err < 0)
+ return err;
+
if (val > 1)
return -EINVAL;
mutex_lock(&data->update_lock);
@@ -1001,11 +1323,18 @@ store_pwm(struct device *dev, struct device_attribute *attr,
struct w83627ehf_data *data = dev_get_drvdata(dev);
struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
int nr = sensor_attr->index;
- u32 val = SENSORS_LIMIT(simple_strtoul(buf, NULL, 10), 0, 255);
+ unsigned long val;
+ int err;
+
+ err = strict_strtoul(buf, 10, &val);
+ if (err < 0)
+ return err;
+
+ val = SENSORS_LIMIT(val, 0, 255);
mutex_lock(&data->update_lock);
data->pwm[nr] = val;
- w83627ehf_write_value(data, W83627EHF_REG_PWM[nr], val);
+ w83627ehf_write_value(data, data->REG_PWM[nr], val);
mutex_unlock(&data->update_lock);
return count;
}
@@ -1015,19 +1344,38 @@ store_pwm_enable(struct device *dev, struct device_attribute *attr,
const char *buf, size_t count)
{
struct w83627ehf_data *data = dev_get_drvdata(dev);
+ struct w83627ehf_sio_data *sio_data = dev->platform_data;
struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
int nr = sensor_attr->index;
- u32 val = simple_strtoul(buf, NULL, 10);
+ unsigned long val;
+ int err;
u16 reg;
- if (!val || (val > 4))
+ err = strict_strtoul(buf, 10, &val);
+ if (err < 0)
+ return err;
+
+ if (!val || (val > 4 && val != data->pwm_enable_orig[nr]))
return -EINVAL;
+ /* SmartFan III mode is not supported on NCT6776F */
+ if (sio_data->kind == nct6776 && val == 4)
+ return -EINVAL;
+
mutex_lock(&data->update_lock);
- reg = w83627ehf_read_value(data, W83627EHF_REG_PWM_ENABLE[nr]);
data->pwm_enable[nr] = val;
- reg &= ~(0x03 << W83627EHF_PWM_ENABLE_SHIFT[nr]);
- reg |= (val - 1) << W83627EHF_PWM_ENABLE_SHIFT[nr];
- w83627ehf_write_value(data, W83627EHF_REG_PWM_ENABLE[nr], reg);
+ if (sio_data->kind == nct6775 || sio_data->kind == nct6776) {
+ reg = w83627ehf_read_value(data,
+ NCT6775_REG_FAN_MODE[nr]);
+ reg &= 0x0f;
+ reg |= (val - 1) << 4;
+ w83627ehf_write_value(data,
+ NCT6775_REG_FAN_MODE[nr], reg);
+ } else {
+ reg = w83627ehf_read_value(data, W83627EHF_REG_PWM_ENABLE[nr]);
+ reg &= ~(0x03 << W83627EHF_PWM_ENABLE_SHIFT[nr]);
+ reg |= (val - 1) << W83627EHF_PWM_ENABLE_SHIFT[nr];
+ w83627ehf_write_value(data, W83627EHF_REG_PWM_ENABLE[nr], reg);
+ }
mutex_unlock(&data->update_lock);
return count;
}
@@ -1038,9 +1386,10 @@ static ssize_t show_##reg(struct device *dev, struct device_attribute *attr, \
char *buf) \
{ \
struct w83627ehf_data *data = w83627ehf_update_device(dev); \
- struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); \
+ struct sensor_device_attribute *sensor_attr = \
+ to_sensor_dev_attr(attr); \
int nr = sensor_attr->index; \
- return sprintf(buf, "%d\n", temp1_from_reg(data->reg[nr])); \
+ return sprintf(buf, "%d\n", data->reg[nr] * 1000); \
}
show_tol_temp(tolerance)
@@ -1053,11 +1402,18 @@ store_target_temp(struct device *dev, struct device_attribute *attr,
struct w83627ehf_data *data = dev_get_drvdata(dev);
struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
int nr = sensor_attr->index;
- u8 val = temp1_to_reg(simple_strtoul(buf, NULL, 10), 0, 127000);
+ long val;
+ int err;
+
+ err = strict_strtol(buf, 10, &val);
+ if (err < 0)
+ return err;
+
+ val = SENSORS_LIMIT(DIV_ROUND_CLOSEST(val, 1000), 0, 127);
mutex_lock(&data->update_lock);
data->target_temp[nr] = val;
- w83627ehf_write_value(data, W83627EHF_REG_TARGET[nr], val);
+ w83627ehf_write_value(data, data->REG_TARGET[nr], val);
mutex_unlock(&data->update_lock);
return count;
}
@@ -1067,20 +1423,37 @@ store_tolerance(struct device *dev, struct device_attribute *attr,
const char *buf, size_t count)
{
struct w83627ehf_data *data = dev_get_drvdata(dev);
+ struct w83627ehf_sio_data *sio_data = dev->platform_data;
struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
int nr = sensor_attr->index;
u16 reg;
+ long val;
+ int err;
+
+ err = strict_strtol(buf, 10, &val);
+ if (err < 0)
+ return err;
+
/* Limit the temp to 0C - 15C */
- u8 val = temp1_to_reg(simple_strtoul(buf, NULL, 10), 0, 15000);
+ val = SENSORS_LIMIT(DIV_ROUND_CLOSEST(val, 1000), 0, 15);
mutex_lock(&data->update_lock);
- reg = w83627ehf_read_value(data, W83627EHF_REG_TOLERANCE[nr]);
- data->tolerance[nr] = val;
- if (nr == 1)
- reg = (reg & 0x0f) | (val << 4);
- else
+ if (sio_data->kind == nct6775 || sio_data->kind == nct6776) {
+ /* Limit tolerance further for NCT6776F */
+ if (sio_data->kind == nct6776 && val > 7)
+ val = 7;
+ reg = w83627ehf_read_value(data, NCT6775_REG_FAN_MODE[nr]);
reg = (reg & 0xf0) | val;
- w83627ehf_write_value(data, W83627EHF_REG_TOLERANCE[nr], reg);
+ w83627ehf_write_value(data, NCT6775_REG_FAN_MODE[nr], reg);
+ } else {
+ reg = w83627ehf_read_value(data, W83627EHF_REG_TOLERANCE[nr]);
+ if (nr == 1)
+ reg = (reg & 0x0f) | (val << 4);
+ else
+ reg = (reg & 0xf0) | val;
+ w83627ehf_write_value(data, W83627EHF_REG_TOLERANCE[nr], reg);
+ }
+ data->tolerance[nr] = val;
mutex_unlock(&data->update_lock);
return count;
}
@@ -1143,18 +1516,25 @@ static ssize_t show_##reg(struct device *dev, struct device_attribute *attr, \
char *buf) \
{ \
struct w83627ehf_data *data = w83627ehf_update_device(dev); \
- struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); \
+ struct sensor_device_attribute *sensor_attr = \
+ to_sensor_dev_attr(attr); \
int nr = sensor_attr->index; \
return sprintf(buf, "%d\n", data->reg[nr]); \
-}\
+} \
static ssize_t \
store_##reg(struct device *dev, struct device_attribute *attr, \
const char *buf, size_t count) \
-{\
+{ \
struct w83627ehf_data *data = dev_get_drvdata(dev); \
- struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); \
+ struct sensor_device_attribute *sensor_attr = \
+ to_sensor_dev_attr(attr); \
int nr = sensor_attr->index; \
- u32 val = SENSORS_LIMIT(simple_strtoul(buf, NULL, 10), 1, 255); \
+ unsigned long val; \
+ int err; \
+ err = strict_strtoul(buf, 10, &val); \
+ if (err < 0) \
+ return err; \
+ val = SENSORS_LIMIT(val, 1, 255); \
mutex_lock(&data->update_lock); \
data->reg[nr] = val; \
w83627ehf_write_value(data, data->REG_##REG[nr], val); \
@@ -1172,10 +1552,12 @@ static ssize_t show_##reg(struct device *dev, struct device_attribute *attr, \
char *buf) \
{ \
struct w83627ehf_data *data = w83627ehf_update_device(dev); \
- struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); \
+ struct sensor_device_attribute *sensor_attr = \
+ to_sensor_dev_attr(attr); \
int nr = sensor_attr->index; \
return sprintf(buf, "%d\n", \
- step_time_from_reg(data->reg[nr], data->pwm_mode[nr])); \
+ step_time_from_reg(data->reg[nr], \
+ data->pwm_mode[nr])); \
} \
\
static ssize_t \
@@ -1183,10 +1565,15 @@ store_##reg(struct device *dev, struct device_attribute *attr, \
const char *buf, size_t count) \
{ \
struct w83627ehf_data *data = dev_get_drvdata(dev); \
- struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); \
+ struct sensor_device_attribute *sensor_attr = \
+ to_sensor_dev_attr(attr); \
int nr = sensor_attr->index; \
- u8 val = step_time_to_reg(simple_strtoul(buf, NULL, 10), \
- data->pwm_mode[nr]); \
+ unsigned long val; \
+ int err; \
+ err = strict_strtoul(buf, 10, &val); \
+ if (err < 0) \
+ return err; \
+ val = step_time_to_reg(val, data->pwm_mode[nr]); \
mutex_lock(&data->update_lock); \
data->reg[nr] = val; \
w83627ehf_write_value(data, W83627EHF_REG_##REG[nr], val); \
@@ -1283,7 +1670,8 @@ static void w83627ehf_device_remove_files(struct device *dev)
for (i = 0; i < ARRAY_SIZE(sda_sf3_max_step_arrays); i++) {
struct sensor_device_attribute *attr =
&sda_sf3_max_step_arrays[i];
- if (data->REG_FAN_STEP_OUTPUT[attr->index] != 0xff)
+ if (data->REG_FAN_STEP_OUTPUT &&
+ data->REG_FAN_STEP_OUTPUT[attr->index] != 0xff)
device_remove_file(dev, &attr->dev_attr);
}
for (i = 0; i < ARRAY_SIZE(sda_sf3_arrays_fan4); i++)
@@ -1309,12 +1697,15 @@ static void w83627ehf_device_remove_files(struct device *dev)
device_remove_file(dev, &sda_target_temp[i].dev_attr);
device_remove_file(dev, &sda_tolerance[i].dev_attr);
}
- for (i = 0; i < 3; i++) {
- if ((i == 2) && data->temp3_disable)
+ for (i = 0; i < NUM_REG_TEMP; i++) {
+ if (!(data->have_temp & (1 << i)))
continue;
device_remove_file(dev, &sda_temp_input[i].dev_attr);
+ device_remove_file(dev, &sda_temp_label[i].dev_attr);
device_remove_file(dev, &sda_temp_max[i].dev_attr);
device_remove_file(dev, &sda_temp_max_hyst[i].dev_attr);
+ if (i > 2)
+ continue;
device_remove_file(dev, &sda_temp_alarm[i].dev_attr);
device_remove_file(dev, &sda_temp_type[i].dev_attr);
}
@@ -1335,15 +1726,17 @@ static inline void __devinit w83627ehf_init_device(struct w83627ehf_data *data)
w83627ehf_write_value(data, W83627EHF_REG_CONFIG,
tmp | 0x01);
- /* Enable temp2 and temp3 if needed */
- for (i = 0; i < 2; i++) {
- tmp = w83627ehf_read_value(data,
- W83627EHF_REG_TEMP_CONFIG[i]);
- if ((i == 1) && data->temp3_disable)
+ /* Enable temperature sensors if needed */
+ for (i = 0; i < NUM_REG_TEMP; i++) {
+ if (!(data->have_temp & (1 << i)))
+ continue;
+ if (!data->reg_temp_config[i])
continue;
+ tmp = w83627ehf_read_value(data,
+ data->reg_temp_config[i]);
if (tmp & 0x01)
w83627ehf_write_value(data,
- W83627EHF_REG_TEMP_CONFIG[i],
+ data->reg_temp_config[i],
tmp & 0xfe);
}
@@ -1362,13 +1755,39 @@ static inline void __devinit w83627ehf_init_device(struct w83627ehf_data *data)
}
}
+static void w82627ehf_swap_tempreg(struct w83627ehf_data *data,
+ int r1, int r2)
+{
+ u16 tmp;
+
+ tmp = data->temp_src[r1];
+ data->temp_src[r1] = data->temp_src[r2];
+ data->temp_src[r2] = tmp;
+
+ tmp = data->reg_temp[r1];
+ data->reg_temp[r1] = data->reg_temp[r2];
+ data->reg_temp[r2] = tmp;
+
+ tmp = data->reg_temp_over[r1];
+ data->reg_temp_over[r1] = data->reg_temp_over[r2];
+ data->reg_temp_over[r2] = tmp;
+
+ tmp = data->reg_temp_hyst[r1];
+ data->reg_temp_hyst[r1] = data->reg_temp_hyst[r2];
+ data->reg_temp_hyst[r2] = tmp;
+
+ tmp = data->reg_temp_config[r1];
+ data->reg_temp_config[r1] = data->reg_temp_config[r2];
+ data->reg_temp_config[r2] = tmp;
+}
+
static int __devinit w83627ehf_probe(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;
struct w83627ehf_sio_data *sio_data = dev->platform_data;
struct w83627ehf_data *data;
struct resource *res;
- u8 fan4pin, fan5pin, en_vrm10;
+ u8 fan3pin, fan4pin, fan4min, fan5pin, en_vrm10;
int i, err = 0;
res = platform_get_resource(pdev, IORESOURCE_IO, 0);
@@ -1380,7 +1799,8 @@ static int __devinit w83627ehf_probe(struct platform_device *pdev)
goto exit;
}
- if (!(data = kzalloc(sizeof(struct w83627ehf_data), GFP_KERNEL))) {
+ data = kzalloc(sizeof(struct w83627ehf_data), GFP_KERNEL);
+ if (!data) {
err = -ENOMEM;
goto exit_release;
}
@@ -1393,25 +1813,202 @@ static int __devinit w83627ehf_probe(struct platform_device *pdev)
/* 627EHG and 627EHF have 10 voltage inputs; 627DHG and 667HG have 9 */
data->in_num = (sio_data->kind == w83627ehf) ? 10 : 9;
- /* 667HG has 3 pwms */
+ /* 667HG, NCT6775F, and NCT6776F have 3 pwms */
data->pwm_num = (sio_data->kind == w83667hg
- || sio_data->kind == w83667hg_b) ? 3 : 4;
+ || sio_data->kind == w83667hg_b
+ || sio_data->kind == nct6775
+ || sio_data->kind == nct6776) ? 3 : 4;
+ data->have_temp = 0x07;
/* Check temp3 configuration bit for 667HG */
- if (sio_data->kind == w83667hg || sio_data->kind == w83667hg_b) {
- data->temp3_disable = w83627ehf_read_value(data,
- W83627EHF_REG_TEMP_CONFIG[1]) & 0x01;
- data->in6_skip = !data->temp3_disable;
+ if (sio_data->kind == w83667hg) {
+ u8 reg;
+
+ reg = w83627ehf_read_value(data, W83627EHF_REG_TEMP_CONFIG[2]);
+ if (reg & 0x01)
+ data->have_temp &= ~(1 << 2);
+ else
+ data->in6_skip = 1; /* either temp3 or in6 */
+ }
+
+ /* Deal with temperature register setup first. */
+ if (sio_data->kind == nct6775 || sio_data->kind == nct6776) {
+ int mask = 0;
+
+ /*
+ * Display temperature sensor output only if it monitors
+ * a source other than one already reported. Always display
+ * first three temperature registers, though.
+ */
+ for (i = 0; i < NUM_REG_TEMP; i++) {
+ u8 src;
+
+ data->reg_temp[i] = NCT6775_REG_TEMP[i];
+ data->reg_temp_over[i] = NCT6775_REG_TEMP_OVER[i];
+ data->reg_temp_hyst[i] = NCT6775_REG_TEMP_HYST[i];
+ data->reg_temp_config[i] = NCT6775_REG_TEMP_CONFIG[i];
+
+ src = w83627ehf_read_value(data,
+ NCT6775_REG_TEMP_SOURCE[i]);
+ src &= 0x1f;
+ if (src && !(mask & (1 << src))) {
+ data->have_temp |= 1 << i;
+ mask |= 1 << src;
+ }
+
+ data->temp_src[i] = src;
+
+ /*
+ * Now do some register swapping if index 0..2 don't
+ * point to SYSTIN(1), CPUIN(2), and AUXIN(3).
+ * Idea is to have the first three attributes
+ * report SYSTIN, CPUIN, and AUXIN if possible
+ * without overriding the basic system configuration.
+ */
+ if (i > 0 && data->temp_src[0] != 1
+ && data->temp_src[i] == 1)
+ w82627ehf_swap_tempreg(data, 0, i);
+ if (i > 1 && data->temp_src[1] != 2
+ && data->temp_src[i] == 2)
+ w82627ehf_swap_tempreg(data, 1, i);
+ if (i > 2 && data->temp_src[2] != 3
+ && data->temp_src[i] == 3)
+ w82627ehf_swap_tempreg(data, 2, i);
+ }
+ if (sio_data->kind == nct6776) {
+ /*
+ * On NCT6776, AUXTIN and VIN3 pins are shared.
+ * Only way to detect it is to check if AUXTIN is used
+ * as a temperature source, and if that source is
+ * enabled.
+ *
+ * If that is the case, disable in6, which reports VIN3.
+ * Otherwise disable temp3.
+ */
+ if (data->temp_src[2] == 3) {
+ u8 reg;
+
+ if (data->reg_temp_config[2])
+ reg = w83627ehf_read_value(data,
+ data->reg_temp_config[2]);
+ else
+ reg = 0; /* Assume AUXTIN is used */
+
+ if (reg & 0x01)
+ data->have_temp &= ~(1 << 2);
+ else
+ data->in6_skip = 1;
+ }
+ data->temp_label = nct6776_temp_label;
+ } else {
+ data->temp_label = nct6775_temp_label;
+ }
+ } else if (sio_data->kind == w83667hg_b) {
+ u8 reg;
+
+ /*
+ * Temperature sources are selected with bank 0, registers 0x49
+ * and 0x4a.
+ */
+ for (i = 0; i < ARRAY_SIZE(W83627EHF_REG_TEMP); i++) {
+ data->reg_temp[i] = W83627EHF_REG_TEMP[i];
+ data->reg_temp_over[i] = W83627EHF_REG_TEMP_OVER[i];
+ data->reg_temp_hyst[i] = W83627EHF_REG_TEMP_HYST[i];
+ data->reg_temp_config[i] = W83627EHF_REG_TEMP_CONFIG[i];
+ }
+ reg = w83627ehf_read_value(data, 0x4a);
+ data->temp_src[0] = reg >> 5;
+ reg = w83627ehf_read_value(data, 0x49);
+ data->temp_src[1] = reg & 0x07;
+ data->temp_src[2] = (reg >> 4) & 0x07;
+
+ /*
+ * W83667HG-B has another temperature register at 0x7e.
+ * The temperature source is selected with register 0x7d.
+ * Support it if the source differs from already reported
+ * sources.
+ */
+ reg = w83627ehf_read_value(data, 0x7d);
+ reg &= 0x07;
+ if (reg != data->temp_src[0] && reg != data->temp_src[1]
+ && reg != data->temp_src[2]) {
+ data->temp_src[3] = reg;
+ data->have_temp |= 1 << 3;
+ }
+
+ /*
+ * Chip supports either AUXTIN or VIN3. Try to find out which
+ * one.
+ */
+ reg = w83627ehf_read_value(data, W83627EHF_REG_TEMP_CONFIG[2]);
+ if (data->temp_src[2] == 2 && (reg & 0x01))
+ data->have_temp &= ~(1 << 2);
+
+ if ((data->temp_src[2] == 2 && (data->have_temp & (1 << 2)))
+ || (data->temp_src[3] == 2 && (data->have_temp & (1 << 3))))
+ data->in6_skip = 1;
+
+ data->temp_label = w83667hg_b_temp_label;
+ } else {
+ /* Temperature sources are fixed */
+ for (i = 0; i < 3; i++) {
+ data->reg_temp[i] = W83627EHF_REG_TEMP[i];
+ data->reg_temp_over[i] = W83627EHF_REG_TEMP_OVER[i];
+ data->reg_temp_hyst[i] = W83627EHF_REG_TEMP_HYST[i];
+ data->reg_temp_config[i] = W83627EHF_REG_TEMP_CONFIG[i];
+ }
}
- data->REG_FAN_START_OUTPUT = W83627EHF_REG_FAN_START_OUTPUT;
- data->REG_FAN_STOP_OUTPUT = W83627EHF_REG_FAN_STOP_OUTPUT;
- if (sio_data->kind == w83667hg_b) {
+ if (sio_data->kind == nct6775) {
+ data->has_fan_div = true;
+ data->fan_from_reg = fan_from_reg16;
+ data->fan_from_reg_min = fan_from_reg8;
+ data->REG_PWM = NCT6775_REG_PWM;
+ data->REG_TARGET = NCT6775_REG_TARGET;
+ data->REG_FAN = NCT6775_REG_FAN;
+ data->REG_FAN_MIN = W83627EHF_REG_FAN_MIN;
+ data->REG_FAN_START_OUTPUT = NCT6775_REG_FAN_START_OUTPUT;
+ data->REG_FAN_STOP_OUTPUT = NCT6775_REG_FAN_STOP_OUTPUT;
+ data->REG_FAN_STOP_TIME = NCT6775_REG_FAN_STOP_TIME;
+ data->REG_FAN_MAX_OUTPUT = NCT6775_REG_FAN_MAX_OUTPUT;
+ data->REG_FAN_STEP_OUTPUT = NCT6775_REG_FAN_STEP_OUTPUT;
+ } else if (sio_data->kind == nct6776) {
+ data->has_fan_div = false;
+ data->fan_from_reg = fan_from_reg13;
+ data->fan_from_reg_min = fan_from_reg13;
+ data->REG_PWM = NCT6775_REG_PWM;
+ data->REG_TARGET = NCT6775_REG_TARGET;
+ data->REG_FAN = NCT6775_REG_FAN;
+ data->REG_FAN_MIN = NCT6776_REG_FAN_MIN;
+ data->REG_FAN_START_OUTPUT = NCT6775_REG_FAN_START_OUTPUT;
+ data->REG_FAN_STOP_OUTPUT = NCT6775_REG_FAN_STOP_OUTPUT;
+ data->REG_FAN_STOP_TIME = NCT6775_REG_FAN_STOP_TIME;
+ } else if (sio_data->kind == w83667hg_b) {
+ data->has_fan_div = true;
+ data->fan_from_reg = fan_from_reg8;
+ data->fan_from_reg_min = fan_from_reg8;
+ data->REG_PWM = W83627EHF_REG_PWM;
+ data->REG_TARGET = W83627EHF_REG_TARGET;
+ data->REG_FAN = W83627EHF_REG_FAN;
+ data->REG_FAN_MIN = W83627EHF_REG_FAN_MIN;
+ data->REG_FAN_START_OUTPUT = W83627EHF_REG_FAN_START_OUTPUT;
+ data->REG_FAN_STOP_OUTPUT = W83627EHF_REG_FAN_STOP_OUTPUT;
+ data->REG_FAN_STOP_TIME = W83627EHF_REG_FAN_STOP_TIME;
data->REG_FAN_MAX_OUTPUT =
W83627EHF_REG_FAN_MAX_OUTPUT_W83667_B;
data->REG_FAN_STEP_OUTPUT =
W83627EHF_REG_FAN_STEP_OUTPUT_W83667_B;
} else {
+ data->has_fan_div = true;
+ data->fan_from_reg = fan_from_reg8;
+ data->fan_from_reg_min = fan_from_reg8;
+ data->REG_PWM = W83627EHF_REG_PWM;
+ data->REG_TARGET = W83627EHF_REG_TARGET;
+ data->REG_FAN = W83627EHF_REG_FAN;
+ data->REG_FAN_MIN = W83627EHF_REG_FAN_MIN;
+ data->REG_FAN_START_OUTPUT = W83627EHF_REG_FAN_START_OUTPUT;
+ data->REG_FAN_STOP_OUTPUT = W83627EHF_REG_FAN_STOP_OUTPUT;
+ data->REG_FAN_STOP_TIME = W83627EHF_REG_FAN_STOP_TIME;
data->REG_FAN_MAX_OUTPUT =
W83627EHF_REG_FAN_MAX_OUTPUT_COMMON;
data->REG_FAN_STEP_OUTPUT =
@@ -1424,7 +2021,8 @@ static int __devinit w83627ehf_probe(struct platform_device *pdev)
data->vrm = vid_which_vrm();
superio_enter(sio_data->sioreg);
/* Read VID value */
- if (sio_data->kind == w83667hg || sio_data->kind == w83667hg_b) {
+ if (sio_data->kind == w83667hg || sio_data->kind == w83667hg_b ||
+ sio_data->kind == nct6775 || sio_data->kind == nct6776) {
/* W83667HG has different pins for VID input and output, so
we can get the VID input values directly at logical device D
0xe3. */
@@ -1475,13 +2073,44 @@ static int __devinit w83627ehf_probe(struct platform_device *pdev)
}
/* fan4 and fan5 share some pins with the GPIO and serial flash */
- if (sio_data->kind == w83667hg || sio_data->kind == w83667hg_b) {
- fan5pin = superio_inb(sio_data->sioreg, 0x27) & 0x20;
+ if (sio_data->kind == nct6775) {
+ /* On NCT6775, fan4 shares pins with the fdc interface */
+ fan3pin = 1;
+ fan4pin = !(superio_inb(sio_data->sioreg, 0x2A) & 0x80);
+ fan4min = 0;
+ fan5pin = 0;
+ } else if (sio_data->kind == nct6776) {
+ fan3pin = !(superio_inb(sio_data->sioreg, 0x24) & 0x40);
+ fan4pin = !!(superio_inb(sio_data->sioreg, 0x1C) & 0x01);
+ fan5pin = !!(superio_inb(sio_data->sioreg, 0x1C) & 0x02);
+ fan4min = fan4pin;
+ } else if (sio_data->kind == w83667hg || sio_data->kind == w83667hg_b) {
+ fan3pin = 1;
fan4pin = superio_inb(sio_data->sioreg, 0x27) & 0x40;
+ fan5pin = superio_inb(sio_data->sioreg, 0x27) & 0x20;
+ fan4min = fan4pin;
} else {
- fan5pin = !(superio_inb(sio_data->sioreg, 0x24) & 0x02);
+ fan3pin = 1;
fan4pin = !(superio_inb(sio_data->sioreg, 0x29) & 0x06);
+ fan5pin = !(superio_inb(sio_data->sioreg, 0x24) & 0x02);
+ fan4min = fan4pin;
}
+
+ if (fan_debounce &&
+ (sio_data->kind == nct6775 || sio_data->kind == nct6776)) {
+ u8 tmp;
+
+ superio_select(sio_data->sioreg, W83627EHF_LD_HWM);
+ tmp = superio_inb(sio_data->sioreg, NCT6775_REG_FAN_DEBOUNCE);
+ if (sio_data->kind == nct6776)
+ superio_outb(sio_data->sioreg, NCT6775_REG_FAN_DEBOUNCE,
+ 0x3e | tmp);
+ else
+ superio_outb(sio_data->sioreg, NCT6775_REG_FAN_DEBOUNCE,
+ 0x1e | tmp);
+ pr_info("Enabled fan debounce for chip %s\n", data->name);
+ }
+
superio_exit(sio_data->sioreg);
/* It looks like fan4 and fan5 pins can be alternatively used
@@ -1490,26 +2119,54 @@ static int __devinit w83627ehf_probe(struct platform_device *pdev)
connected fan5 as input unless they are emitting log 1, which
is not the default. */
- data->has_fan = 0x07; /* fan1, fan2 and fan3 */
- i = w83627ehf_read_value(data, W83627EHF_REG_FANDIV1);
- if ((i & (1 << 2)) && fan4pin)
- data->has_fan |= (1 << 3);
- if (!(i & (1 << 1)) && fan5pin)
- data->has_fan |= (1 << 4);
+ data->has_fan = data->has_fan_min = 0x03; /* fan1 and fan2 */
+
+ data->has_fan |= (fan3pin << 2);
+ data->has_fan_min |= (fan3pin << 2);
+
+ /*
+ * NCT6775F and NCT6776F don't have the W83627EHF_REG_FANDIV1 register
+ */
+ if (sio_data->kind == nct6775 || sio_data->kind == nct6776) {
+ data->has_fan |= (fan4pin << 3) | (fan5pin << 4);
+ data->has_fan_min |= (fan4min << 3) | (fan5pin << 4);
+ } else {
+ i = w83627ehf_read_value(data, W83627EHF_REG_FANDIV1);
+ if ((i & (1 << 2)) && fan4pin) {
+ data->has_fan |= (1 << 3);
+ data->has_fan_min |= (1 << 3);
+ }
+ if (!(i & (1 << 1)) && fan5pin) {
+ data->has_fan |= (1 << 4);
+ data->has_fan_min |= (1 << 4);
+ }
+ }
/* Read fan clock dividers immediately */
- w83627ehf_update_fan_div(data);
+ w83627ehf_update_fan_div_common(dev, data);
+
+ /* Read pwm data to save original values */
+ w83627ehf_update_pwm_common(dev, data);
+ for (i = 0; i < data->pwm_num; i++)
+ data->pwm_enable_orig[i] = data->pwm_enable[i];
+
+ /* Read pwm data to save original values */
+ w83627ehf_update_pwm_common(dev, data);
+ for (i = 0; i < data->pwm_num; i++)
+ data->pwm_enable_orig[i] = data->pwm_enable[i];
/* Register sysfs hooks */
- for (i = 0; i < ARRAY_SIZE(sda_sf3_arrays); i++)
- if ((err = device_create_file(dev,
- &sda_sf3_arrays[i].dev_attr)))
+ for (i = 0; i < ARRAY_SIZE(sda_sf3_arrays); i++) {
+ err = device_create_file(dev, &sda_sf3_arrays[i].dev_attr);
+ if (err)
goto exit_remove;
+ }
for (i = 0; i < ARRAY_SIZE(sda_sf3_max_step_arrays); i++) {
struct sensor_device_attribute *attr =
&sda_sf3_max_step_arrays[i];
- if (data->REG_FAN_STEP_OUTPUT[attr->index] != 0xff) {
+ if (data->REG_FAN_STEP_OUTPUT &&
+ data->REG_FAN_STEP_OUTPUT[attr->index] != 0xff) {
err = device_create_file(dev, &attr->dev_attr);
if (err)
goto exit_remove;
@@ -1518,8 +2175,9 @@ static int __devinit w83627ehf_probe(struct platform_device *pdev)
/* if fan4 is enabled create the sf3 files for it */
if ((data->has_fan & (1 << 3)) && data->pwm_num >= 4)
for (i = 0; i < ARRAY_SIZE(sda_sf3_arrays_fan4); i++) {
- if ((err = device_create_file(dev,
- &sda_sf3_arrays_fan4[i].dev_attr)))
+ err = device_create_file(dev,
+ &sda_sf3_arrays_fan4[i].dev_attr);
+ if (err)
goto exit_remove;
}
@@ -1541,12 +2199,20 @@ static int __devinit w83627ehf_probe(struct platform_device *pdev)
if ((err = device_create_file(dev,
&sda_fan_input[i].dev_attr))
|| (err = device_create_file(dev,
- &sda_fan_alarm[i].dev_attr))
- || (err = device_create_file(dev,
- &sda_fan_div[i].dev_attr))
- || (err = device_create_file(dev,
- &sda_fan_min[i].dev_attr)))
+ &sda_fan_alarm[i].dev_attr)))
goto exit_remove;
+ if (sio_data->kind != nct6776) {
+ err = device_create_file(dev,
+ &sda_fan_div[i].dev_attr);
+ if (err)
+ goto exit_remove;
+ }
+ if (data->has_fan_min & (1 << i)) {
+ err = device_create_file(dev,
+ &sda_fan_min[i].dev_attr);
+ if (err)
+ goto exit_remove;
+ }
if (i < data->pwm_num &&
((err = device_create_file(dev,
&sda_pwm[i].dev_attr))
@@ -1562,16 +2228,33 @@ static int __devinit w83627ehf_probe(struct platform_device *pdev)
}
}
- for (i = 0; i < 3; i++) {
- if ((i == 2) && data->temp3_disable)
+ for (i = 0; i < NUM_REG_TEMP; i++) {
+ if (!(data->have_temp & (1 << i)))
+ continue;
+ err = device_create_file(dev, &sda_temp_input[i].dev_attr);
+ if (err)
+ goto exit_remove;
+ if (data->temp_label) {
+ err = device_create_file(dev,
+ &sda_temp_label[i].dev_attr);
+ if (err)
+ goto exit_remove;
+ }
+ if (data->reg_temp_over[i]) {
+ err = device_create_file(dev,
+ &sda_temp_max[i].dev_attr);
+ if (err)
+ goto exit_remove;
+ }
+ if (data->reg_temp_hyst[i]) {
+ err = device_create_file(dev,
+ &sda_temp_max_hyst[i].dev_attr);
+ if (err)
+ goto exit_remove;
+ }
+ if (i > 2)
continue;
if ((err = device_create_file(dev,
- &sda_temp_input[i].dev_attr))
- || (err = device_create_file(dev,
- &sda_temp_max[i].dev_attr))
- || (err = device_create_file(dev,
- &sda_temp_max_hyst[i].dev_attr))
- || (err = device_create_file(dev,
&sda_temp_alarm[i].dev_attr))
|| (err = device_create_file(dev,
&sda_temp_type[i].dev_attr)))
@@ -1632,6 +2315,8 @@ static int __init w83627ehf_find(int sioaddr, unsigned short *addr,
static const char __initdata sio_name_W83627DHG_P[] = "W83627DHG-P";
static const char __initdata sio_name_W83667HG[] = "W83667HG";
static const char __initdata sio_name_W83667HG_B[] = "W83667HG-B";
+ static const char __initdata sio_name_NCT6775[] = "NCT6775F";
+ static const char __initdata sio_name_NCT6776[] = "NCT6776F";
u16 val;
const char *sio_name;
@@ -1668,6 +2353,14 @@ static int __init w83627ehf_find(int sioaddr, unsigned short *addr,
sio_data->kind = w83667hg_b;
sio_name = sio_name_W83667HG_B;
break;
+ case SIO_NCT6775_ID:
+ sio_data->kind = nct6775;
+ sio_name = sio_name_NCT6775;
+ break;
+ case SIO_NCT6776_ID:
+ sio_data->kind = nct6776;
+ sio_name = sio_name_NCT6776;
+ break;
default:
if (val != 0xffff)
pr_debug("unsupported chip ID: 0x%04x\n", val);
@@ -1689,7 +2382,8 @@ static int __init w83627ehf_find(int sioaddr, unsigned short *addr,
/* Activate logical device if needed */
val = superio_inb(sioaddr, SIO_REG_ENABLE);
if (!(val & 0x01)) {
- pr_warn("Forcibly enabling Super-I/O. Sensor is probably unusable.\n");
+ pr_warn("Forcibly enabling Super-I/O. "
+ "Sensor is probably unusable.\n");
superio_outb(sioaddr, SIO_REG_ENABLE, val | 0x01);
}
@@ -1726,7 +2420,8 @@ static int __init sensors_w83627ehf_init(void)
if (err)
goto exit;
- if (!(pdev = platform_device_alloc(DRVNAME, address))) {
+ pdev = platform_device_alloc(DRVNAME, address);
+ if (!pdev) {
err = -ENOMEM;
pr_err("Device allocation failed\n");
goto exit_unregister;
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