#include <linux/io.h>
#include "lm75.h"
+#define TESTING
+
enum kinds { nct6775, nct6776, nct6779 };
/* used to set data->name = nct6775_device_names[data->sio_kind] */
outb(ld, ioreg + 1);
}
-static inline void
+static inline int
superio_enter(int ioreg)
{
+ /*
+ * Try to reserve <ioreg> and <ioreg + 1> for exclusive access.
+ */
+ if (!request_muxed_region(ioreg, 2, DRVNAME))
+ return -EBUSY;
+
outb(0x87, ioreg);
outb(0x87, ioreg);
+
+ return 0;
}
static inline void
outb(0xaa, ioreg);
outb(0x02, ioreg);
outb(0x02, ioreg + 1);
+ release_region(ioreg, 2);
}
/*
* REG_CHIP_ID is at port 0x58
*/
-static const u16 NCT6775_REG_FAN_MIN[] = { 0x3b, 0x3c, 0x3d };
-
/* Voltage min/max registers for nr=7..14 are in bank 5 */
static const u16 NCT6775_REG_IN_MAX[] = {
- 0x2b, 0x2d, 0x2f, 0x31, 0x33, 0x35, 0x37, 0x554, 0x556 };
+ 0x2b, 0x2d, 0x2f, 0x31, 0x33, 0x35, 0x37, 0x554, 0x556, 0x558, 0x55a,
+ 0x55c, 0x55e, 0x560, 0x562 };
static const u16 NCT6775_REG_IN_MIN[] = {
- 0x2c, 0x2e, 0x30, 0x32, 0x34, 0x36, 0x38, 0x555, 0x557 };
+ 0x2c, 0x2e, 0x30, 0x32, 0x34, 0x36, 0x38, 0x555, 0x557, 0x559, 0x55b,
+ 0x55d, 0x55f, 0x561, 0x563 };
static const u16 NCT6775_REG_IN[] = {
0x20, 0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x550, 0x551, 0x552
};
static const u16 NCT6775_REG_ALARM[6] = { 0x459, 0x45A, 0x45B };
static const u16 NCT6779_REG_ALARM[6] = { 0x459, 0x45A, 0x45B, 0x568 };
-#define NCT6775_REG_CASEOPEN 0x42
-
-static const u8 NCT6775_CASEOPEN_MASK[] = { 0x10, 0x00 };
-static const u8 NCT6776_CASEOPEN_MASK[] = { 0x10, 0x40 };
+/* 0..15 voltages, 16..23 fans, 24..31 temperatures */
+
+static const s8 NCT6775_ALARM_BITS[]
+ = { 0, 1, 2, 3, 8, 21, 20, 16, /* in0.. in7 */
+ 17, -1, -1, -1, -1, -1, -1, /* in8..in14 */
+ -1, /* unused */
+ 6, 7, 11, 10, 23, /* fan1..fan5 */
+ -1, -1, -1, /* unused */
+ 4, 5, 13, -1, -1, -1, /* temp1..temp6 */
+ 12, -1 }; /* intrusion0, intrusion1 */
+
+static const s8 NCT6776_ALARM_BITS[]
+ = { 0, 1, 2, 3, 8, 21, 20, 16, /* in0.. in7 */
+ 17, -1, -1, -1, -1, -1, -1, /* in8..in14 */
+ -1, /* unused */
+ 6, 7, 11, 10, 23, /* fan1..fan5 */
+ -1, -1, -1, /* unused */
+ 4, 5, 13, -1, -1, -1, /* temp1..temp6 */
+ 12, 9 }; /* intrusion0, intrusion1 */
+
+static const s8 NCT6779_ALARM_BITS[]
+ = { 0, 1, 2, 3, 8, 21, 20, 16, /* in0.. in7 */
+ 17, 24, 25, 26, 27, 28, 29, /* in8..in14 */
+ -1, /* unused */
+ 6, 7, 11, 10, 23, /* fan1..fan5 */
+ -1, -1, -1, /* unused */
+ 4, 5, 13, -1, -1, -1, /* temp1..temp6 */
+ 12, 9 }; /* intrusion0, intrusion1 */
+
+#define FAN_ALARM_BASE 16
+#define TEMP_ALARM_BASE 24
+#define INTRUSION_ALARM_BASE 30
static const u8 NCT6775_REG_CR_CASEOPEN_CLR[] = { 0xe6, 0xee };
static const u8 NCT6775_CR_CASEOPEN_CLR_MASK[] = { 0x20, 0x01 };
/* Advanced Fan control, some values are common for all fans */
+static const u16 NCT6775_REG_FAN_PULSES[] = { 0x641, 0x642, 0x643, 0x644, 0 };
+static const u16 NCT6776_REG_FAN_PULSES[] = { 0x644, 0x645, 0x646, 0, 0 };
+static const u16 NCT6779_REG_FAN_PULSES[]
+ = { 0x644, 0x645, 0x646, 0x647, 0x648 };
+
static const u16 NCT6775_REG_TARGET[] = { 0x101, 0x201, 0x301, 0x801, 0x901 };
static const u16 NCT6775_REG_FAN_MODE[] = { 0x102, 0x202, 0x302, 0x802, 0x902 };
static const u16 NCT6775_REG_FAN_STEP_DOWN_TIME[] = {
0x105, 0x205, 0x305, 0x805, 0x905 };
static const u16 NCT6775_REG_FAN_START_OUTPUT[]
= { 0x106, 0x206, 0x306, 0x806, 0x906 };
+static const u16 NCT6775_REG_FAN_STEP_ENABLE[] = {
+ 0x120, 0x220, 0x320, 0x820, 0x920 };
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_PWM_READ[] = { 0x01, 0x03, 0x11, 0x13, 0x15 };
static const u16 NCT6775_REG_FAN[] = { 0x630, 0x632, 0x634, 0x636, 0x638 };
+static const u16 NCT6775_REG_FAN_MIN[] = { 0x3b, 0x3c, 0x3d };
static const u16 NCT6776_REG_FAN_MIN[] = { 0x63a, 0x63c, 0x63e, 0x640, 0x642};
-static const u16 NCT6779_REG_TOLERANCE_H[]
- = { 0x10c, 0x20c, 0x30c, 0x40c, 0x50c };
+static const u16 NCT6779_REG_FAN[] = { 0x4b0, 0x4b2, 0x4b4, 0x4b6, 0x4b8 };
-static const u16 NCT6779_REG_FAN[] = { 0x4c0, 0x4c2, 0x4c4, 0x4c6, 0x4c8 };
+static const u16 NCT6779_REG_TOLERANCE_H[]
+ = { 0x10c, 0x20c, 0x30c, 0x80c, 0x90c };
static const u16 NCT6775_REG_TEMP[]
= { 0x27, 0x150, 0x250, 0x62b, 0x62c, 0x62d };
static const u16 NCT6779_REG_TEMP[] = { 0x27, 0x150 };
-static const u16 NCT6779_REG_TEMP_FIXED[]
- = { 0x490, 0x491, 0x492, 0x493, 0x494, 0x495};
static const u16 NCT6775_REG_TEMP_CONFIG[]
= { 0, 0x152, 0x252, 0x628, 0x629, 0x62A };
static const u16 NCT6775_REG_TEMP_OVER[]
= { 0x39, 0x155, 0x255, 0x672, 0x677, 0x67C };
+static const u16 NCT6779_REG_TEMP_HYST[]
+ = { 0x3a, 0x153, 0, 0, 0, 0 };
+static const u16 NCT6779_REG_TEMP_OVER[]
+ = { 0x39, 0x155, 0, 0, 0, 0 };
+
static const u16 NCT6775_REG_TEMP_SOURCE[]
= { 0x621, 0x622, 0x623, 0x624, 0x625, 0x626 };
static const u16 NCT6776_REG_TEMP_CONFIG[11]
= { 0x18, 0x152, 0x252, 0x628, 0x629, 0x62A };
+static const u16 NCT6779_REG_TEMP_CONFIG[11] = { 0x18, 0x152 };
+
static const u16 NCT6775_REG_TEMP_MON[] = { 0x73, 0x75, 0x77, 0x79, 0x7b };
static const u16 NCT6775_REG_AUTO_TEMP[]
"BYTE_TEMP"
};
+static const u16 NCT6775_REG_TEMP_ALTERNATE[ARRAY_SIZE(nct6775_temp_label) - 1]
+ = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x661, 0x662, 0x664 };
+
+static const u16 NCT6776_REG_TEMP_ALTERNATE[ARRAY_SIZE(nct6776_temp_label) - 1]
+ = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x401, 0x402, 0x404 };
+
+static const u16 NCT6779_REG_TEMP_ALTERNATE[ARRAY_SIZE(nct6779_temp_label) - 1]
+ = { 0x490, 0x491, 0x492, 0x493, 0x494, 0x495, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0x400, 0x401, 0x402, 0x404, 0x405, 0x406, 0x407,
+ 0x408, 0 };
+
+static const u16 NCT6775_REG_TEMP_CRIT[ARRAY_SIZE(nct6775_temp_label) - 1]
+ = { 0, 0, 0, 0, 0xa00, 0xa01, 0xa02, 0xa03, 0xa04, 0xa05, 0xa06,
+ 0xa07 };
+
+static const u16 NCT6776_REG_TEMP_CRIT[ARRAY_SIZE(nct6776_temp_label) - 1]
+ = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x709, 0x70a };
+
+static const u16 NCT6779_REG_TEMP_CRIT[ARRAY_SIZE(nct6779_temp_label) - 1]
+ = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x709, 0x70a };
+
#define NUM_TEMP 10 /* Max number of temp attribute sets w/ limits*/
#define NUM_TEMP_FIXED 6 /* Max number of fixed temp attribute sets */
-#define NUM_REG_TEMP ARRAY_SIZE(NCT6775_REG_TEMP)
-
static inline int reg_to_pwm_enable(int pwm, int mode)
{
if (mode == 0 && pwm == 255)
struct device *hwmon_dev;
struct mutex lock;
- u16 reg_temp[3][NUM_TEMP]; /* 0=temp, 1=temp_over, 2=temp_hyst */
+ u16 reg_temp[4][NUM_TEMP]; /* 0=temp, 1=temp_over, 2=temp_hyst,
+ * 3=temp_crit
+ */
u8 temp_src[NUM_TEMP];
u16 reg_temp_config[NUM_TEMP];
const char * const *temp_label;
+ int temp_label_num;
u16 REG_CONFIG;
u16 REG_VBAT;
u16 REG_DIODE;
+ const s8 *ALARM_BITS;
+
const u16 *REG_VIN;
const u16 *REG_IN_MINMAX[2];
const u16 *REG_PWM[7]; /* [0]=pwm, [1]=start_output, [2]=stop_output,
* [3]=max_output, [4]=step_output,
* [5]=weight_duty_step, [6]=weight_duty_base
- */
+ */
const u16 *REG_PWM_READ;
- const u16 *REG_TEMP_FIXED;
const u16 *REG_TEMP_MON;
const u16 *REG_AUTO_TEMP;
const u16 *REG_AUTO_PWM;
const u16 *REG_CRITICAL_TEMP_TOLERANCE;
const u16 *REG_TEMP_SOURCE; /* temp register sources */
- const u16 *REG_TEMP_SEL[2]; /* pwm temp, 0=base, 1=weight */
+ const u16 *REG_TEMP_SEL[3]; /* pwm temp:
+ * 0=base, 1=weight, 2=step enable
+ */
const u16 *REG_WEIGHT_TEMP[3]; /* 0=base, 1=hyst, 2=step */
const u16 *REG_ALARM;
- u8 REG_CASEOPEN;
- const u8 *CASEOPEN_MASK;
-
unsigned int (*fan_from_reg)(u16 reg, unsigned int divreg);
unsigned int (*fan_from_reg_min)(u16 reg, unsigned int divreg);
s8 temp_offset[NUM_TEMP_FIXED];
s16 temp[3][NUM_TEMP]; /* 0=temp, 1=temp_over, 2=temp_hyst */
u64 alarms;
- u8 caseopen;
u8 pwm_num; /* number of pwm */
u8 pwm_temp_sel[2][5];
- bool pwm_sel_enable[2][5];/* 0->stop_val, 1->weight;
+ bool pwm_sel_enable[3][5];/* 0->stop_val, 1->weight, 2->step;
* false->off, true->on
*/
u8 weight_temp[3][5]; /* 0->temp_step, 1->temp_step_tol,
{
switch (data->kind) {
case nct6775:
+ return (((reg & 0xff00) == 0x100 ||
+ (reg & 0xff00) == 0x200) &&
+ ((reg & 0x00ff) == 0x50 ||
+ (reg & 0x00ff) == 0x53 ||
+ (reg & 0x00ff) == 0x55)) ||
+ (reg & 0xfff0) == 0x630 ||
+ reg == 0x640 || reg == 0x642 ||
+ reg == 0x662 ||
+ ((reg & 0xfff0) == 0x650 && (reg & 0x000f) >= 0x06) ||
+ reg == 0x73 || reg == 0x75 || reg == 0x77;
case nct6776:
return (((reg & 0xff00) == 0x100 ||
(reg & 0xff00) == 0x200) &&
(reg & 0x00ff) == 0x53 ||
(reg & 0x00ff) == 0x55)) ||
(reg & 0xfff0) == 0x630 ||
+ reg == 0x402 ||
reg == 0x640 || reg == 0x642 ||
((reg & 0xfff0) == 0x650 && (reg & 0x000f) >= 0x06) ||
reg == 0x73 || reg == 0x75 || reg == 0x77;
case nct6779:
return reg == 0x150 || reg == 0x153 || reg == 0x155 ||
- ((reg & 0xfff0) == 0x4c0 && (reg & 0x000f) < 0x09) ||
+ ((reg & 0xfff0) == 0x4b0 && (reg & 0x000f) < 0x09) ||
+ reg == 0x402 ||
reg == 0x63a || reg == 0x63c || reg == 0x63e ||
reg == 0x640 || reg == 0x642 ||
reg == 0x73 || reg == 0x75 || reg == 0x77 || reg == 0x79 ||
reg = (nct6775_read_value(data, NCT6775_REG_FANDIV1) & 0x7)
| ((data->fan_div[1] << 4) & 0x70);
nct6775_write_value(data, NCT6775_REG_FANDIV1, reg);
+ break;
case 2:
reg = (nct6775_read_value(data, NCT6775_REG_FANDIV2) & 0x70)
| (data->fan_div[2] & 0x7);
data->pwm_sel_enable[1][i] =
nct6775_read_value(data, data->REG_TEMP_SEL[1][i])
& 0x80;
+ data->pwm_sel_enable[2][i] =
+ nct6775_read_value(data, data->REG_TEMP_SEL[2][i])
+ & 0x01;
/* Weight data */
for (j = 0; j < 2; j++) {
* divider can be increased, let's try that for next
* time
*/
- if (data->has_fan_div
- && (reg >= 0xff || (data->kind == nct6775
- && reg == 0x00))
+ if (data->has_fan_div && (reg >= 0xff || reg == 0x00)
&& data->fan_div[i] < 0x07) {
- dev_dbg(dev, "Increasing fan%d "
- "clock divider from %u to %u\n",
+ 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]++;
for (i = 0; i < NUM_TEMP; i++) {
if (!(data->have_temp & (1 << i)))
continue;
- for (j = 0; j < 3; j++) {
+ for (j = 0; j < 4; j++) {
if (data->reg_temp[j][i])
data->temp[j][i]
= nct6775_read_temp(data,
if (!data->REG_ALARM[i])
continue;
alarm = nct6775_read_value(data, data->REG_ALARM[i]);
- data->alarms |= (((u64)alarm) << (i << 3));
+ data->alarms |= ((u64)alarm) << (i << 3);
}
- data->caseopen = nct6775_read_value(data, data->REG_CASEOPEN);
-
data->last_updated = jiffies;
data->valid = 1;
}
{
struct nct6775_data *data = nct6775_update_device(dev);
struct sensor_device_attribute *sattr = to_sensor_dev_attr(attr);
- int nr = sattr->index;
+ int nr = data->ALARM_BITS[sattr->index];
return sprintf(buf, "%u\n",
(unsigned int)((data->alarms >> nr) & 0x01));
}
static SENSOR_DEVICE_ATTR(in1_alarm, S_IRUGO, show_alarm, NULL, 1);
static SENSOR_DEVICE_ATTR(in2_alarm, S_IRUGO, show_alarm, NULL, 2);
static SENSOR_DEVICE_ATTR(in3_alarm, S_IRUGO, show_alarm, NULL, 3);
-static SENSOR_DEVICE_ATTR(in4_alarm, S_IRUGO, show_alarm, NULL, 8);
-static SENSOR_DEVICE_ATTR(in5_alarm, S_IRUGO, show_alarm, NULL, 21);
-static SENSOR_DEVICE_ATTR(in6_alarm, S_IRUGO, show_alarm, NULL, 20);
-static SENSOR_DEVICE_ATTR(in7_alarm, S_IRUGO, show_alarm, NULL, 16);
-static SENSOR_DEVICE_ATTR(in8_alarm, S_IRUGO, show_alarm, NULL, 17);
-static SENSOR_DEVICE_ATTR(in9_alarm, S_IRUGO, show_alarm, NULL, 24);
-static SENSOR_DEVICE_ATTR(in10_alarm, S_IRUGO, show_alarm, NULL, 25);
-static SENSOR_DEVICE_ATTR(in11_alarm, S_IRUGO, show_alarm, NULL, 26);
-static SENSOR_DEVICE_ATTR(in12_alarm, S_IRUGO, show_alarm, NULL, 27);
-static SENSOR_DEVICE_ATTR(in13_alarm, S_IRUGO, show_alarm, NULL, 28);
-static SENSOR_DEVICE_ATTR(in14_alarm, S_IRUGO, show_alarm, NULL, 29);
+static SENSOR_DEVICE_ATTR(in4_alarm, S_IRUGO, show_alarm, NULL, 4);
+static SENSOR_DEVICE_ATTR(in5_alarm, S_IRUGO, show_alarm, NULL, 5);
+static SENSOR_DEVICE_ATTR(in6_alarm, S_IRUGO, show_alarm, NULL, 6);
+static SENSOR_DEVICE_ATTR(in7_alarm, S_IRUGO, show_alarm, NULL, 7);
+static SENSOR_DEVICE_ATTR(in8_alarm, S_IRUGO, show_alarm, NULL, 8);
+static SENSOR_DEVICE_ATTR(in9_alarm, S_IRUGO, show_alarm, NULL, 9);
+static SENSOR_DEVICE_ATTR(in10_alarm, S_IRUGO, show_alarm, NULL, 10);
+static SENSOR_DEVICE_ATTR(in11_alarm, S_IRUGO, show_alarm, NULL, 11);
+static SENSOR_DEVICE_ATTR(in12_alarm, S_IRUGO, show_alarm, NULL, 12);
+static SENSOR_DEVICE_ATTR(in13_alarm, S_IRUGO, show_alarm, NULL, 13);
+static SENSOR_DEVICE_ATTR(in14_alarm, S_IRUGO, show_alarm, NULL, 14);
static SENSOR_DEVICE_ATTR_2(in0_min, S_IWUSR | S_IRUGO, show_in_reg,
store_in_reg, 0, 1);
mutex_lock(&data->update_lock);
if (!data->has_fan_div) {
- /*
- * Only NCT6776F for now, so we know that this is a 13 bit
- * register
- */
+ /* NCT6776F or NCT6779D; we know this is a 13 bit register */
if (!val) {
val = 0xff1f;
} else {
*/
data->fan_min[nr] = 254;
new_div = 7; /* 128 == (1 << 7) */
- 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));
+ 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,
*/
data->fan_min[nr] = 1;
new_div = 0; /* 1 == (1 << 0) */
- 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));
+ 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
}
write_min:
- nct6775_write_value(data, data->REG_FAN_MIN[nr],
- data->fan_min[nr]);
+ nct6775_write_value(data, data->REG_FAN_MIN[nr], data->fan_min[nr]);
mutex_unlock(&data->update_lock);
return count;
};
static struct sensor_device_attribute sda_fan_alarm[] = {
- SENSOR_ATTR(fan1_alarm, S_IRUGO, show_alarm, NULL, 6),
- SENSOR_ATTR(fan2_alarm, S_IRUGO, show_alarm, NULL, 7),
- SENSOR_ATTR(fan3_alarm, S_IRUGO, show_alarm, NULL, 11),
- SENSOR_ATTR(fan4_alarm, S_IRUGO, show_alarm, NULL, 10),
- SENSOR_ATTR(fan5_alarm, S_IRUGO, show_alarm, NULL, 23),
+ SENSOR_ATTR(fan1_alarm, S_IRUGO, show_alarm, NULL, FAN_ALARM_BASE),
+ SENSOR_ATTR(fan2_alarm, S_IRUGO, show_alarm, NULL, FAN_ALARM_BASE + 1),
+ SENSOR_ATTR(fan3_alarm, S_IRUGO, show_alarm, NULL, FAN_ALARM_BASE + 2),
+ SENSOR_ATTR(fan4_alarm, S_IRUGO, show_alarm, NULL, FAN_ALARM_BASE + 3),
+ SENSOR_ATTR(fan5_alarm, S_IRUGO, show_alarm, NULL, FAN_ALARM_BASE + 4),
};
static struct sensor_device_attribute sda_fan_min[] = {
vbat = nct6775_read_value(data, data->REG_VBAT) & ~(0x02 << nr);
diode = nct6775_read_value(data, data->REG_DIODE) & ~(0x02 << nr);
bit = 0x02 << nr;
- switch(val) {
+ switch (val) {
case 1: /* CPU diode (diode, current mode) */
vbat |= bit;
diode |= bit;
7, 2),
SENSOR_ATTR_2(temp9_max_hyst, S_IRUGO | S_IWUSR, show_temp, store_temp,
8, 2),
- SENSOR_ATTR_2(temp9_max_hyst, S_IRUGO | S_IWUSR, show_temp, store_temp,
+ SENSOR_ATTR_2(temp10_max_hyst, S_IRUGO | S_IWUSR, show_temp, store_temp,
9, 2),
};
+static struct sensor_device_attribute_2 sda_temp_crit[] = {
+ SENSOR_ATTR_2(temp1_crit, S_IRUGO | S_IWUSR, show_temp, store_temp,
+ 0, 3),
+ SENSOR_ATTR_2(temp2_crit, S_IRUGO | S_IWUSR, show_temp, store_temp,
+ 1, 3),
+ SENSOR_ATTR_2(temp3_crit, S_IRUGO | S_IWUSR, show_temp, store_temp,
+ 2, 3),
+ SENSOR_ATTR_2(temp4_crit, S_IRUGO | S_IWUSR, show_temp, store_temp,
+ 3, 3),
+ SENSOR_ATTR_2(temp5_crit, S_IRUGO | S_IWUSR, show_temp, store_temp,
+ 4, 3),
+ SENSOR_ATTR_2(temp6_crit, S_IRUGO | S_IWUSR, show_temp, store_temp,
+ 5, 3),
+ SENSOR_ATTR_2(temp7_crit, S_IRUGO | S_IWUSR, show_temp, store_temp,
+ 6, 3),
+ SENSOR_ATTR_2(temp8_crit, S_IRUGO | S_IWUSR, show_temp, store_temp,
+ 7, 3),
+ SENSOR_ATTR_2(temp9_crit, S_IRUGO | S_IWUSR, show_temp, store_temp,
+ 8, 3),
+ SENSOR_ATTR_2(temp10_crit, S_IRUGO | S_IWUSR, show_temp, store_temp,
+ 9, 3),
+};
+
static struct sensor_device_attribute sda_temp_offset[] = {
SENSOR_ATTR(temp1_offset, S_IRUGO | S_IWUSR, show_temp_offset,
store_temp_offset, 0),
};
static struct sensor_device_attribute sda_temp_alarm[] = {
- SENSOR_ATTR(temp1_alarm, S_IRUGO, show_alarm, NULL, 4),
- SENSOR_ATTR(temp2_alarm, S_IRUGO, show_alarm, NULL, 5),
- SENSOR_ATTR(temp3_alarm, S_IRUGO, show_alarm, NULL, 13),
+ SENSOR_ATTR(temp1_alarm, S_IRUGO, show_alarm, NULL,
+ TEMP_ALARM_BASE),
+ SENSOR_ATTR(temp2_alarm, S_IRUGO, show_alarm, NULL,
+ TEMP_ALARM_BASE + 1),
+ SENSOR_ATTR(temp3_alarm, S_IRUGO, show_alarm, NULL,
+ TEMP_ALARM_BASE + 2),
+ SENSOR_ATTR(temp4_alarm, S_IRUGO, show_alarm, NULL,
+ TEMP_ALARM_BASE + 3),
+ SENSOR_ATTR(temp5_alarm, S_IRUGO, show_alarm, NULL,
+ TEMP_ALARM_BASE + 4),
+ SENSOR_ATTR(temp6_alarm, S_IRUGO, show_alarm, NULL,
+ TEMP_ALARM_BASE + 5),
};
#define NUM_TEMP_ALARM ARRAY_SIZE(sda_temp_alarm)
}
reg = nct6775_read_value(data, data->REG_FAN_MODE[nr]);
reg &= 0x0f;
- reg |= (pwm_enable_to_reg(val) << 4);
+ reg |= pwm_enable_to_reg(val) << 4;
nct6775_write_value(data, data->REG_FAN_MODE[nr], reg);
mutex_unlock(&data->update_lock);
return count;
}
-static ssize_t
-show_pwm_temp(struct device *dev, struct device_attribute *attr, char *buf)
-{
- struct nct6775_data *data = nct6775_update_device(dev);
- struct sensor_device_attribute *sattr = to_sensor_dev_attr(attr);
- int nr = sattr->index;
-
- return sprintf(buf, "%d\n", LM75_TEMP_FROM_REG(data->pwm_temp[nr]));
-}
-
static ssize_t
show_pwm_temp_sel(struct device *dev, struct device_attribute *attr, char *buf)
{
struct nct6775_data *data = nct6775_update_device(dev);
struct sensor_device_attribute_2 *sattr = to_sensor_dev_attr_2(attr);
+ int i, src, sel = 0;
- return sprintf(buf, "%d\n",
- data->pwm_temp_sel[sattr->index][sattr->nr]);
+ src = data->pwm_temp_sel[sattr->index][sattr->nr];
+
+ for (i = 0; i < NUM_TEMP; i++) {
+ if (!(data->have_temp & (1 << i)))
+ continue;
+ if (src == data->temp_src[i]) {
+ sel = i + 1;
+ break;
+ }
+ }
+
+ return sprintf(buf, "%d\n", sel);
}
static ssize_t
int nr = sattr->nr;
int index = sattr->index;
unsigned long val;
- int err;
- int reg;
- static const int max_src[] = {
- ARRAY_SIZE(nct6775_temp_label),
- ARRAY_SIZE(nct6776_temp_label),
- ARRAY_SIZE(nct6779_temp_label)
- };
+ int err, reg, src;
err = kstrtoul(buf, 10, &val);
if (err < 0)
return err;
- if (val == 0 || val > 0x1f)
+ if (val == 0 || val > NUM_TEMP)
return -EINVAL;
-
- val = SENSORS_LIMIT(val, 1, max_src[data->kind]);
-
- if (!strlen(data->temp_label[val]))
+ if (!(data->have_temp & (1 << (val - 1))) || !data->temp_src[val - 1])
return -EINVAL;
mutex_lock(&data->update_lock);
- data->pwm_temp_sel[index][nr] = val;
+ src = data->temp_src[val - 1];
+ data->pwm_temp_sel[index][nr] = src;
reg = nct6775_read_value(data, data->REG_TEMP_SEL[index][nr]);
reg &= 0xe0;
- reg |= val;
+ reg |= src;
nct6775_write_value(data, data->REG_TEMP_SEL[index][nr], reg);
mutex_unlock(&data->update_lock);
static SENSOR_DEVICE_ATTR(pwm5_target, S_IWUSR | S_IRUGO, show_target_temp,
store_target_temp, 4);
-/* Monitored pwm temperatures */
-static SENSOR_DEVICE_ATTR(temp11_input, S_IRUGO, show_pwm_temp, NULL, 0);
-static SENSOR_DEVICE_ATTR(temp12_input, S_IRUGO, show_pwm_temp, NULL, 1);
-static SENSOR_DEVICE_ATTR(temp13_input, S_IRUGO, show_pwm_temp, NULL, 2);
-static SENSOR_DEVICE_ATTR(temp14_input, S_IRUGO, show_pwm_temp, NULL, 3);
-static SENSOR_DEVICE_ATTR(temp15_input, S_IRUGO, show_pwm_temp, NULL, 4);
-
/* Smart Fan registers */
static ssize_t
unsigned long val;
int err;
u8 reg;
+ static const u8 bit[] = { 0x80, 0x80, 0x01 };
+
err = kstrtoul(buf, 10, &val);
if (err < 0)
mutex_lock(&data->update_lock);
data->pwm_sel_enable[index][nr] = val;
reg = nct6775_read_value(data, data->REG_TEMP_SEL[index][nr]);
- reg &= 0x7f;
+ reg &= ~bit[index];
if (val)
- reg |= 0x80;
+ reg |= bit[index];
nct6775_write_value(data, data->REG_TEMP_SEL[index][nr], reg);
mutex_unlock(&data->update_lock);
return count;
static SENSOR_DEVICE_ATTR_2(pwm5_weight_enable, S_IWUSR | S_IRUGO,
show_pwm_sel_enable, store_pwm_sel_enable, 4, 1);
+static SENSOR_DEVICE_ATTR_2(pwm1_step_enable, S_IWUSR | S_IRUGO,
+ show_pwm_sel_enable, store_pwm_sel_enable, 0, 2);
+static SENSOR_DEVICE_ATTR_2(pwm2_step_enable, S_IWUSR | S_IRUGO,
+ show_pwm_sel_enable, store_pwm_sel_enable, 1, 2);
+static SENSOR_DEVICE_ATTR_2(pwm3_step_enable, S_IWUSR | S_IRUGO,
+ show_pwm_sel_enable, store_pwm_sel_enable, 2, 2);
+static SENSOR_DEVICE_ATTR_2(pwm4_step_enable, S_IWUSR | S_IRUGO,
+ show_pwm_sel_enable, store_pwm_sel_enable, 3, 2);
+static SENSOR_DEVICE_ATTR_2(pwm5_step_enable, S_IWUSR | S_IRUGO,
+ show_pwm_sel_enable, store_pwm_sel_enable, 4, 2);
+
static SENSOR_DEVICE_ATTR_2(pwm1_weight_temp_sel, S_IWUSR | S_IRUGO,
show_pwm_temp_sel, store_pwm_temp_sel, 0, 1);
static SENSOR_DEVICE_ATTR_2(pwm2_weight_temp_sel, S_IWUSR | S_IRUGO,
static struct attribute *nct6775_attributes_pwm[5][20] = {
{
- &sensor_dev_attr_temp11_input.dev_attr.attr,
&sensor_dev_attr_pwm1.dev_attr.attr,
&sensor_dev_attr_pwm1_mode.dev_attr.attr,
&sensor_dev_attr_pwm1_enable.dev_attr.attr,
&sensor_dev_attr_pwm1_stop_output_enable.dev_attr.attr,
&sensor_dev_attr_pwm1_weight_enable.dev_attr.attr,
+ &sensor_dev_attr_pwm1_step_enable.dev_attr.attr,
&sensor_dev_attr_pwm1_temp_sel.dev_attr.attr,
&sensor_dev_attr_pwm1_target.dev_attr.attr,
&sensor_dev_attr_pwm1_stop_time.dev_attr.attr,
NULL
},
{
- &sensor_dev_attr_temp12_input.dev_attr.attr,
&sensor_dev_attr_pwm2.dev_attr.attr,
&sensor_dev_attr_pwm2_mode.dev_attr.attr,
&sensor_dev_attr_pwm2_enable.dev_attr.attr,
&sensor_dev_attr_pwm2_stop_output_enable.dev_attr.attr,
&sensor_dev_attr_pwm2_weight_enable.dev_attr.attr,
+ &sensor_dev_attr_pwm2_step_enable.dev_attr.attr,
&sensor_dev_attr_pwm2_temp_sel.dev_attr.attr,
&sensor_dev_attr_pwm2_target.dev_attr.attr,
&sensor_dev_attr_pwm2_stop_time.dev_attr.attr,
NULL
},
{
- &sensor_dev_attr_temp13_input.dev_attr.attr,
&sensor_dev_attr_pwm3.dev_attr.attr,
&sensor_dev_attr_pwm3_mode.dev_attr.attr,
&sensor_dev_attr_pwm3_enable.dev_attr.attr,
&sensor_dev_attr_pwm3_stop_output_enable.dev_attr.attr,
&sensor_dev_attr_pwm3_weight_enable.dev_attr.attr,
+ &sensor_dev_attr_pwm3_step_enable.dev_attr.attr,
&sensor_dev_attr_pwm3_temp_sel.dev_attr.attr,
&sensor_dev_attr_pwm3_target.dev_attr.attr,
&sensor_dev_attr_pwm3_stop_time.dev_attr.attr,
NULL
},
{
- &sensor_dev_attr_temp14_input.dev_attr.attr,
&sensor_dev_attr_pwm4.dev_attr.attr,
&sensor_dev_attr_pwm4_mode.dev_attr.attr,
&sensor_dev_attr_pwm4_enable.dev_attr.attr,
&sensor_dev_attr_pwm4_stop_output_enable.dev_attr.attr,
&sensor_dev_attr_pwm4_weight_enable.dev_attr.attr,
+ &sensor_dev_attr_pwm4_step_enable.dev_attr.attr,
&sensor_dev_attr_pwm4_temp_sel.dev_attr.attr,
&sensor_dev_attr_pwm4_target.dev_attr.attr,
&sensor_dev_attr_pwm4_stop_time.dev_attr.attr,
NULL
},
{
- &sensor_dev_attr_temp15_input.dev_attr.attr,
&sensor_dev_attr_pwm5.dev_attr.attr,
&sensor_dev_attr_pwm5_mode.dev_attr.attr,
&sensor_dev_attr_pwm5_enable.dev_attr.attr,
&sensor_dev_attr_pwm5_stop_output_enable.dev_attr.attr,
&sensor_dev_attr_pwm5_weight_enable.dev_attr.attr,
+ &sensor_dev_attr_pwm5_step_enable.dev_attr.attr,
&sensor_dev_attr_pwm5_temp_sel.dev_attr.attr,
&sensor_dev_attr_pwm5_target.dev_attr.attr,
&sensor_dev_attr_pwm5_stop_time.dev_attr.attr,
/* Case open detection */
-static ssize_t
-show_caseopen(struct device *dev, struct device_attribute *attr, char *buf)
-{
- struct nct6775_data *data = nct6775_update_device(dev);
-
- return sprintf(buf, "%d\n",
- !!(data->caseopen & to_sensor_dev_attr_2(attr)->index));
-}
-
static ssize_t
clear_caseopen(struct device *dev, struct device_attribute *attr,
const char *buf, size_t count)
{
struct nct6775_data *data = dev_get_drvdata(dev);
struct nct6775_sio_data *sio_data = dev->platform_data;
- int nr = to_sensor_dev_attr(attr)->index;
+ int nr = to_sensor_dev_attr(attr)->index - INTRUSION_ALARM_BASE;
unsigned long val;
u8 reg;
+ int ret;
if (kstrtoul(buf, 10, &val) || val != 0)
return -EINVAL;
* The CR registers are the same for all chips, and not all chips
* support clearing the caseopen status through "regular" registers.
*/
- superio_enter(sio_data->sioreg);
+ ret = superio_enter(sio_data->sioreg);
+ if (ret) {
+ count = ret;
+ goto error;
+ }
+
superio_select(sio_data->sioreg, NCT6775_LD_ACPI);
reg = superio_inb(sio_data->sioreg, NCT6775_REG_CR_CASEOPEN_CLR[nr]);
reg |= NCT6775_CR_CASEOPEN_CLR_MASK[nr];
superio_outb(sio_data->sioreg, NCT6775_REG_CR_CASEOPEN_CLR[nr], reg);
+ reg &= ~NCT6775_CR_CASEOPEN_CLR_MASK[nr];
+ superio_outb(sio_data->sioreg, NCT6775_REG_CR_CASEOPEN_CLR[nr], reg);
superio_exit(sio_data->sioreg);
data->valid = 0; /* Force cache refresh */
-
+error:
mutex_unlock(&data->update_lock);
-
return count;
}
static struct sensor_device_attribute sda_caseopen[] = {
- SENSOR_ATTR(intrusion0_alarm, S_IWUSR | S_IRUGO, show_caseopen,
- clear_caseopen, 0),
- SENSOR_ATTR(intrusion1_alarm, S_IWUSR | S_IRUGO, show_caseopen,
- clear_caseopen, 1),
+ SENSOR_ATTR(intrusion0_alarm, S_IWUSR | S_IRUGO, show_alarm,
+ clear_caseopen, INTRUSION_ALARM_BASE),
+ SENSOR_ATTR(intrusion1_alarm, S_IWUSR | S_IRUGO, show_alarm,
+ clear_caseopen, INTRUSION_ALARM_BASE + 1),
};
/*
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);
+ device_remove_file(dev, &sda_temp_crit[i].dev_attr);
if (!(data->have_temp_fixed & (1 << i)))
continue;
device_remove_file(dev, &sda_temp_type[i].dev_attr);
}
}
-static void __devinit
+static int __devinit
nct6775_check_fan_inputs(const struct nct6775_sio_data *sio_data,
struct nct6775_data *data)
{
int regval;
bool fan3pin, fan3min, fan4pin, fan4min, fan5pin;
bool pwm3pin, pwm4pin, pwm5pin;
+ int ret;
- superio_enter(sio_data->sioreg);
+ ret = superio_enter(sio_data->sioreg);
+ if (ret)
+ return ret;
/* fan4 and fan5 share some pins with the GPIO and serial flash */
if (data->kind == nct6775) {
pwm4pin = !(regval & (1 << 1));
pwm5pin = !(regval & (1 << 2));
- fan3min = 0;
- fan4min = 0;
+ fan3min = fan3pin;
+ fan4min = fan4pin;
}
superio_exit(sio_data->sioreg);
data->has_fan = data->has_fan_min = 0x03; /* fan1 and fan2 */
- data->has_fan |= (fan3pin << 2);
- data->has_fan_min |= (fan3min << 2);
+ data->has_fan |= fan3pin << 2;
+ data->has_fan_min |= fan3min << 2;
data->has_fan |= (fan4pin << 3) | (fan5pin << 4);
data->has_fan_min |= (fan4min << 3) | (fan5pin << 4);
data->has_pwm = 0x03 | (pwm3pin << 2) | (pwm4pin << 3) | (pwm5pin << 4);
+
+ return 0;
}
static int __devinit nct6775_probe(struct platform_device *pdev)
struct nct6775_data *data;
struct resource *res;
int i, s, err = 0;
- int src, mask = 0;
+ int src, mask, available;
const u16 *reg_temp, *reg_temp_over, *reg_temp_hyst, *reg_temp_config;
+ const u16 *reg_temp_alternate, *reg_temp_crit;
+ int num_reg_temp;
res = platform_get_resource(pdev, IORESOURCE_IO, 0);
- if (!request_region(res->start, IOREGION_LENGTH, DRVNAME)) {
- err = -EBUSY;
- dev_err(dev, "Failed to request region 0x%lx-0x%lx\n",
- (unsigned long)res->start,
- (unsigned long)res->start + IOREGION_LENGTH - 1);
- goto exit;
- }
+ if (!devm_request_region(&pdev->dev, res->start, IOREGION_LENGTH,
+ DRVNAME))
+ return -EBUSY;
data = devm_kzalloc(&pdev->dev, sizeof(struct nct6775_data),
GFP_KERNEL);
- if (!data) {
- err = -ENOMEM;
- goto exit_release;
- }
+ if (!data)
+ return -ENOMEM;
data->kind = sio_data->kind;
data->addr = res->start;
switch (data->kind) {
case nct6775:
data->in_num = 9;
- data->have_in = 0x1ff;
data->pwm_num = 3;
data->auto_pwm_num = 6;
data->has_fan_div = true;
data->temp_fixed_num = 3;
+ data->ALARM_BITS = NCT6775_ALARM_BITS;
+
data->fan_from_reg = fan_from_reg16;
data->fan_from_reg_min = fan_from_reg8;
+ data->temp_label = nct6775_temp_label;
+ data->temp_label_num = ARRAY_SIZE(nct6775_temp_label);
+
data->REG_CONFIG = NCT6775_REG_CONFIG;
data->REG_VBAT = NCT6775_REG_VBAT;
data->REG_DIODE = NCT6775_REG_DIODE;
data->REG_TEMP_SOURCE = NCT6775_REG_TEMP_SOURCE;
data->REG_TEMP_SEL[0] = NCT6775_REG_TEMP_SEL;
data->REG_TEMP_SEL[1] = NCT6775_REG_WEIGHT_TEMP_SEL;
+ data->REG_TEMP_SEL[2] = NCT6775_REG_FAN_STEP_ENABLE;
data->REG_WEIGHT_TEMP[0] = NCT6775_REG_WEIGHT_TEMP_STEP;
data->REG_WEIGHT_TEMP[1] = NCT6775_REG_WEIGHT_TEMP_STEP_TOL;
data->REG_WEIGHT_TEMP[2] = NCT6775_REG_WEIGHT_TEMP_BASE;
data->REG_ALARM = NCT6775_REG_ALARM;
- data->REG_CASEOPEN = NCT6775_REG_CASEOPEN;
- data->CASEOPEN_MASK = NCT6775_CASEOPEN_MASK;
reg_temp = NCT6775_REG_TEMP;
+ num_reg_temp = ARRAY_SIZE(NCT6775_REG_TEMP);
reg_temp_over = NCT6775_REG_TEMP_OVER;
reg_temp_hyst = NCT6775_REG_TEMP_HYST;
reg_temp_config = NCT6775_REG_TEMP_CONFIG;
+ reg_temp_alternate = NCT6775_REG_TEMP_ALTERNATE;
+ reg_temp_crit = NCT6775_REG_TEMP_CRIT;
break;
case nct6776:
data->in_num = 9;
- data->have_in = 0x1ff;
data->pwm_num = 3;
data->auto_pwm_num = 4;
data->has_fan_div = false;
data->temp_fixed_num = 3;
+ data->ALARM_BITS = NCT6776_ALARM_BITS;
+
data->fan_from_reg = fan_from_reg13;
data->fan_from_reg_min = fan_from_reg13;
+ data->temp_label = nct6776_temp_label;
+ data->temp_label_num = ARRAY_SIZE(nct6776_temp_label);
+
data->REG_CONFIG = NCT6775_REG_CONFIG;
data->REG_VBAT = NCT6775_REG_VBAT;
data->REG_DIODE = NCT6775_REG_DIODE;
data->REG_TEMP_SOURCE = NCT6775_REG_TEMP_SOURCE;
data->REG_TEMP_SEL[0] = NCT6775_REG_TEMP_SEL;
data->REG_TEMP_SEL[1] = NCT6775_REG_WEIGHT_TEMP_SEL;
+ data->REG_TEMP_SEL[2] = NCT6775_REG_FAN_STEP_ENABLE;
data->REG_WEIGHT_TEMP[0] = NCT6775_REG_WEIGHT_TEMP_STEP;
data->REG_WEIGHT_TEMP[1] = NCT6775_REG_WEIGHT_TEMP_STEP_TOL;
data->REG_WEIGHT_TEMP[2] = NCT6775_REG_WEIGHT_TEMP_BASE;
data->REG_ALARM = NCT6775_REG_ALARM;
- data->REG_CASEOPEN = NCT6775_REG_CASEOPEN;
- data->CASEOPEN_MASK = NCT6776_CASEOPEN_MASK;
reg_temp = NCT6775_REG_TEMP;
+ num_reg_temp = ARRAY_SIZE(NCT6775_REG_TEMP);
reg_temp_over = NCT6775_REG_TEMP_OVER;
reg_temp_hyst = NCT6775_REG_TEMP_HYST;
reg_temp_config = NCT6776_REG_TEMP_CONFIG;
+ reg_temp_alternate = NCT6776_REG_TEMP_ALTERNATE;
+ reg_temp_crit = NCT6776_REG_TEMP_CRIT;
break;
case nct6779:
data->in_num = 15;
- data->have_in = 0x7fff;
data->pwm_num = 5;
data->auto_pwm_num = 4;
data->has_fan_div = false;
data->temp_fixed_num = 6;
+ data->ALARM_BITS = NCT6779_ALARM_BITS;
+
data->fan_from_reg = fan_from_reg13;
data->fan_from_reg_min = fan_from_reg13;
+ data->temp_label = nct6779_temp_label;
+ data->temp_label_num = ARRAY_SIZE(nct6779_temp_label);
+
data->REG_CONFIG = NCT6775_REG_CONFIG;
data->REG_VBAT = NCT6775_REG_VBAT;
data->REG_DIODE = NCT6775_REG_DIODE;
data->REG_PWM_READ = NCT6775_REG_PWM_READ;
data->REG_PWM_MODE = NCT6776_REG_PWM_MODE;
data->PWM_MODE_MASK = NCT6776_PWM_MODE_MASK;
- data->REG_TEMP_FIXED = NCT6779_REG_TEMP_FIXED;
data->REG_TEMP_MON = NCT6775_REG_TEMP_MON;
data->REG_AUTO_TEMP = NCT6775_REG_AUTO_TEMP;
data->REG_AUTO_PWM = NCT6775_REG_AUTO_PWM;
data->REG_TEMP_SOURCE = NCT6775_REG_TEMP_SOURCE;
data->REG_TEMP_SEL[0] = NCT6775_REG_TEMP_SEL;
data->REG_TEMP_SEL[1] = NCT6775_REG_WEIGHT_TEMP_SEL;
+ data->REG_TEMP_SEL[2] = NCT6775_REG_FAN_STEP_ENABLE;
data->REG_WEIGHT_TEMP[0] = NCT6775_REG_WEIGHT_TEMP_STEP;
data->REG_WEIGHT_TEMP[1] = NCT6775_REG_WEIGHT_TEMP_STEP_TOL;
data->REG_WEIGHT_TEMP[2] = NCT6775_REG_WEIGHT_TEMP_BASE;
data->REG_ALARM = NCT6779_REG_ALARM;
- data->REG_CASEOPEN = NCT6775_REG_CASEOPEN;
- data->CASEOPEN_MASK = NCT6776_CASEOPEN_MASK;
reg_temp = NCT6779_REG_TEMP;
- reg_temp_over = NCT6775_REG_TEMP_OVER;
- reg_temp_hyst = NCT6775_REG_TEMP_HYST;
- reg_temp_config = NCT6776_REG_TEMP_CONFIG;
+ num_reg_temp = ARRAY_SIZE(NCT6779_REG_TEMP);
+ reg_temp_over = NCT6779_REG_TEMP_OVER;
+ reg_temp_hyst = NCT6779_REG_TEMP_HYST;
+ reg_temp_config = NCT6779_REG_TEMP_CONFIG;
+ reg_temp_alternate = NCT6779_REG_TEMP_ALTERNATE;
+ reg_temp_crit = NCT6779_REG_TEMP_CRIT;
break;
default:
- err = -ENODEV;
- goto exit_release;
+ return -ENODEV;
}
-
- /* Default to no temperature inputs, code below will adjust as needed */
+ data->have_in = (1 << data->in_num) - 1;
data->have_temp = 0;
- s = NUM_TEMP_FIXED; /* Index for first non-standard temperature */
- for (i = 0; i < NUM_REG_TEMP; i++) {
+ /*
+ * On some boards, not all available temperature sources are monitored,
+ * even though some of the monitoring registers are unused.
+ * Get list of unused monitoring registers, then detect if any fan
+ * controls are configured to use unmonitored temperature sources.
+ * If so, assign the unmonitored temperature sources to available
+ * monitoring registers.
+ */
+ mask = 0;
+ available = 0;
+ for (i = 0; i < num_reg_temp; i++) {
if (reg_temp[i] == 0)
continue;
- src = nct6775_read_value(data, data->REG_TEMP_SOURCE[i]);
- src &= 0x1f;
+ src = nct6775_read_value(data, data->REG_TEMP_SOURCE[i]) & 0x1f;
+ if (!src || (mask & (1 << src)))
+ available |= 1 << i;
+ mask |= 1 << src;
+ }
+
+ /*
+ * Now find unmonitored temperature registers and enable monitoring
+ * if additional monitoring registers are available.
+ */
+ for (i = 0; i < ARRAY_SIZE(data->REG_TEMP_SEL) && available; i++) {
+ int j;
+
+ if (!data->REG_TEMP_SEL[i])
+ continue;
+ for (j = 0; j < data->pwm_num && available; j++) {
+ int index;
+
+ if (!data->REG_TEMP_SEL[i][j])
+ continue;
+ src = nct6775_read_value(data,
+ data->REG_TEMP_SEL[i][j]);
+ src &= 0x1f;
+ if (!src || (mask & (1 << src)))
+ continue;
+ if (src >= data->temp_label_num ||
+ !strlen(data->temp_label[src])) {
+ dev_info(dev,
+ "Select source %d:%d reg 0x%x invalid (%d)\n",
+ i, j, data->REG_TEMP_SEL[i][j], src);
+ continue;
+ }
+
+ index = __ffs(available);
+ nct6775_write_value(data,
+ data->REG_TEMP_SOURCE[index],
+ src);
+ available &= ~(1 << index);
+ mask |= 1 << src;
+ }
+ }
+
+ mask = 0;
+ s = NUM_TEMP_FIXED; /* First dynamic temperature attribute */
+ for (i = 0; i < num_reg_temp; i++) {
+ if (reg_temp[i] == 0)
+ continue;
+
+ src = nct6775_read_value(data, data->REG_TEMP_SOURCE[i]) & 0x1f;
if (!src || (mask & (1 << src)))
continue;
+ if (src >= data->temp_label_num ||
+ !strlen(data->temp_label[src])) {
+ dev_info(dev,
+ "Invalid temperature source %d at index %d, source register 0x%x, temp register 0x%x\n",
+ src, i, data->REG_TEMP_SOURCE[i], reg_temp[i]);
+ continue;
+ }
+
+ mask |= 1 << src;
+
/* Use fixed index for SYSTIN(1), CPUTIN(2), AUXTIN(3) */
if (src <= data->temp_fixed_num) {
- data->have_temp |= (1 << (src - 1));
- data->have_temp_fixed |= (1 << (src - 1));
- mask |= 1 << src;
+ data->have_temp |= 1 << (src - 1);
+ data->have_temp_fixed |= 1 << (src - 1);
data->reg_temp[0][src - 1] = reg_temp[i];
data->reg_temp[1][src - 1] = reg_temp_over[i];
data->reg_temp[2][src - 1] = reg_temp_hyst[i];
/* Use dynamic index for other sources */
data->have_temp |= 1 << s;
- mask |= 1 << src;
-
data->reg_temp[0][s] = reg_temp[i];
data->reg_temp[1][s] = reg_temp_over[i];
data->reg_temp[2][s] = reg_temp_hyst[i];
data->reg_temp_config[s] = reg_temp_config[i];
-
+ if (reg_temp_crit[src - 1])
+ data->reg_temp[3][s] = reg_temp_crit[src - 1];
data->temp_src[s] = src;
s++;
}
- if (data->REG_TEMP_FIXED) {
- for (i = 0; i < NUM_TEMP_FIXED; i++) {
+#ifdef TESTING
+ /*
+ * Go through the list of alternate temp registers and enable
+ * if possible.
+ * The temperature is already monitored if the respective bit in <mask>
+ * is set.
+ */
+ for (i = 0; i < data->temp_label_num - 1; i++) {
+ if (!reg_temp_alternate[i])
+ continue;
+ if (mask & (1 << (i + 1)))
+ continue;
+ if (i < data->temp_fixed_num) {
if (data->have_temp & (1 << i))
continue;
- if (!data->REG_TEMP_FIXED[i])
- continue;
- data->have_temp |= (1 << i);
- data->reg_temp[0][i] = data->REG_TEMP_FIXED[i];
+ data->have_temp |= 1 << i;
+ data->have_temp_fixed |= 1 << i;
+ data->reg_temp[0][i] = reg_temp_alternate[i];
+ data->reg_temp[1][i] = reg_temp_over[i];
+ data->reg_temp[2][i] = reg_temp_hyst[i];
data->temp_src[i] = i + 1;
+ continue;
}
+
+ if (s >= NUM_TEMP) /* Abort if no more space */
+ break;
+
+ data->have_temp |= 1 << s;
+ data->reg_temp[0][s] = reg_temp_alternate[i];
+ data->temp_src[s] = i + 1;
+ s++;
}
+#endif /* TESTING */
switch (data->kind) {
case nct6775:
- data->temp_label = nct6775_temp_label;
break;
case nct6776:
/*
else
data->have_in &= ~(1 << 6);
}
- data->temp_label = nct6776_temp_label;
break;
case nct6779:
/*
* VIN5 / AUXTIN1
* VIN6 / AUXTIN2
* VIN7 / AUXTIN3
- * Assume voltage is disabled if the respective temperature is
- * used as temperature source.
+ *
+ * There does not seem to be a clean way to detect if VINx or
+ * AUXTINx is active, so for keep both sensor types enabled
+ * for now.
*/
- for (i = 0; i < ARRAY_SIZE(NCT6779_REG_TEMP); i++) {
- if (!(data->have_temp & (1 << i)))
- continue;
- if (i == 2) /* AUXTIN0 */
- data->have_in &= ~(1 << 6); /* no VIN4 */
- if (i == 3) /* AUXTIN1 */
- data->have_in &= ~(1 << 10); /* no VIN5 */
- if (i == 4) /* AUXTIN2 */
- data->have_in &= ~(1 << 11); /* no VIN6 */
- if (i == 5) /* AUXTIN3 */
- data->have_in &= ~(1 << 14); /* no VIN7 */
- }
- data->temp_label = nct6779_temp_label;
break;
}
nct6775_init_device(data);
data->vrm = vid_which_vrm();
- superio_enter(sio_data->sioreg);
+ err = superio_enter(sio_data->sioreg);
+ if (err)
+ return err;
+
/*
* Read VID value
* We can get the VID input values directly at logical device D 0xe3.
*/
superio_select(sio_data->sioreg, NCT6775_LD_VID);
data->vid = superio_inb(sio_data->sioreg, 0xe3);
- err = device_create_file(dev, &dev_attr_cpu0_vid);
- if (err)
- goto exit_release;
if (fan_debounce) {
u8 tmp;
}
superio_outb(sio_data->sioreg, NCT6775_REG_CR_FAN_DEBOUNCE,
tmp);
- pr_info("Enabled fan debounce for chip %s\n", data->name);
+ dev_info(&pdev->dev, "Enabled fan debounce for chip %s\n",
+ data->name);
}
superio_exit(sio_data->sioreg);
- nct6775_check_fan_inputs(sio_data, data);
+ err = device_create_file(dev, &dev_attr_cpu0_vid);
+ if (err)
+ return err;
+
+ err = nct6775_check_fan_inputs(sio_data, data);
+ if (err)
+ goto exit_remove;
/* Read fan clock dividers immediately */
nct6775_update_fan_div_common(dev, data);
if (err)
goto exit_remove;
}
+ if (data->reg_temp[3][i]) {
+ err = device_create_file(dev,
+ &sda_temp_crit[i].dev_attr);
+ if (err)
+ goto exit_remove;
+ }
if (!(data->have_temp_fixed & (1 << i)))
continue;
err = device_create_file(dev, &sda_temp_type[i].dev_attr);
if (err)
goto exit_remove;
- err = device_create_file(dev,
- &sda_temp_offset[i].dev_attr);
+ err = device_create_file(dev, &sda_temp_offset[i].dev_attr);
if (err)
goto exit_remove;
- if (i >= NUM_TEMP_ALARM)
+ if (i >= NUM_TEMP_ALARM ||
+ data->ALARM_BITS[TEMP_ALARM_BASE + i] < 0)
continue;
err = device_create_file(dev, &sda_temp_alarm[i].dev_attr);
if (err)
}
for (i = 0; i < ARRAY_SIZE(sda_caseopen); i++) {
- if (!data->CASEOPEN_MASK[i])
+ if (data->ALARM_BITS[INTRUSION_ALARM_BASE + i] < 0)
continue;
err = device_create_file(dev, &sda_caseopen[i].dev_attr);
if (err)
exit_remove:
nct6775_device_remove_files(dev);
-exit_release:
- release_region(res->start, IOREGION_LENGTH);
-exit:
return err;
}
hwmon_device_unregister(data->hwmon_dev);
nct6775_device_remove_files(&pdev->dev);
- release_region(data->addr, IOREGION_LENGTH);
return 0;
}
static int __init nct6775_find(int sioaddr, unsigned short *addr,
struct nct6775_sio_data *sio_data)
{
- static const char __initdata sio_name_NCT6775[] = "NCT6775F";
- static const char __initdata sio_name_NCT6776[] = "NCT6776F";
- static const char __initdata sio_name_NCT6779[] = "NCT6779D";
+ static const char sio_name_NCT6775[] __initconst = "NCT6775F";
+ static const char sio_name_NCT6776[] __initconst = "NCT6776F";
+ static const char sio_name_NCT6779[] __initconst = "NCT6779D";
u16 val;
const char *sio_name;
+ int err;
- superio_enter(sioaddr);
+ err = superio_enter(sioaddr);
+ if (err)
+ return err;
if (force_id)
val = force_id;
/* 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);
}