Commit 0032cdef authored by Linus Torvalds's avatar Linus Torvalds

Merge tag 'hwmon-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging

Pull hwmon fixes from Guenter Roeck:
 - acpi_power_meter: Fix return value check from call to
   acpi_bus_get_device
 - nct6775: Fix/improve NCT6791 support
 - lm75: Add support for GMT G751

* tag 'hwmon-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging:
  hwmon: (acpi_power_meter) Fix acpi_bus_get_device() return value check
  hwmon: (nct6775) NCT6791 supports weight control only for CPUFAN
  hwmon: (nct6775) Monitor additional temperature registers
  hwmon: (lm75) Add support for GMT G751 chip
parents d2c2ad54 3a4cbc19
......@@ -36,6 +36,7 @@ fsl,mc13892 MC13892: Power Management Integrated Circuit (PMIC) for i.MX35/51
fsl,mma8450 MMA8450Q: Xtrinsic Low-power, 3-axis Xtrinsic Accelerometer
fsl,mpr121 MPR121: Proximity Capacitive Touch Sensor Controller
fsl,sgtl5000 SGTL5000: Ultra Low-Power Audio Codec
gmt,g751 G751: Digital Temperature Sensor and Thermal Watchdog with Two-Wire Interface
infineon,slb9635tt Infineon SLB9635 (Soft-) I2C TPM (old protocol, max 100khz)
infineon,slb9645tt Infineon SLB9645 I2C TPM (new protocol, max 400khz)
maxim,ds1050 5 Bit Programmable, Pulse-Width Modulator
......
......@@ -656,6 +656,7 @@ config SENSORS_LM75
- Analog Devices ADT75
- Dallas Semiconductor DS75, DS1775 and DS7505
- Global Mixed-mode Technology (GMT) G751
- Maxim MAX6625 and MAX6626
- Microchip MCP980x
- National Semiconductor LM75, LM75A
......
......@@ -602,9 +602,8 @@ static int read_domain_devices(struct acpi_power_meter_resource *resource)
/* Create a symlink to domain objects */
resource->domain_devices[i] = NULL;
status = acpi_bus_get_device(element->reference.handle,
&resource->domain_devices[i]);
if (ACPI_FAILURE(status))
if (acpi_bus_get_device(element->reference.handle,
&resource->domain_devices[i]))
continue;
obj = resource->domain_devices[i];
......
......@@ -39,6 +39,7 @@ enum lm75_type { /* keep sorted in alphabetical order */
ds1775,
ds75,
ds7505,
g751,
lm75,
lm75a,
max6625,
......@@ -208,6 +209,7 @@ lm75_probe(struct i2c_client *client, const struct i2c_device_id *id)
data->resolution = 12;
data->sample_time = HZ / 4;
break;
case g751:
case lm75:
case lm75a:
data->resolution = 9;
......@@ -296,6 +298,7 @@ static const struct i2c_device_id lm75_ids[] = {
{ "ds1775", ds1775, },
{ "ds75", ds75, },
{ "ds7505", ds7505, },
{ "g751", g751, },
{ "lm75", lm75, },
{ "lm75a", lm75a, },
{ "max6625", max6625, },
......
......@@ -274,6 +274,8 @@ static const u16 NCT6775_FAN_PULSE_SHIFT[] = { 0, 0, 0, 0, 0, 0 };
static const u16 NCT6775_REG_TEMP[] = {
0x27, 0x150, 0x250, 0x62b, 0x62c, 0x62d };
static const u16 NCT6775_REG_TEMP_MON[] = { 0x73, 0x75, 0x77 };
static const u16 NCT6775_REG_TEMP_CONFIG[ARRAY_SIZE(NCT6775_REG_TEMP)] = {
0, 0x152, 0x252, 0x628, 0x629, 0x62A };
static const u16 NCT6775_REG_TEMP_HYST[ARRAY_SIZE(NCT6775_REG_TEMP)] = {
......@@ -454,6 +456,7 @@ static const u16 NCT6779_REG_CRITICAL_PWM[] = {
0x137, 0x237, 0x337, 0x837, 0x937, 0xa37 };
static const u16 NCT6779_REG_TEMP[] = { 0x27, 0x150 };
static const u16 NCT6779_REG_TEMP_MON[] = { 0x73, 0x75, 0x77, 0x79, 0x7b };
static const u16 NCT6779_REG_TEMP_CONFIG[ARRAY_SIZE(NCT6779_REG_TEMP)] = {
0x18, 0x152 };
static const u16 NCT6779_REG_TEMP_HYST[ARRAY_SIZE(NCT6779_REG_TEMP)] = {
......@@ -507,6 +510,13 @@ static const u16 NCT6779_REG_TEMP_CRIT[ARRAY_SIZE(nct6779_temp_label) - 1]
#define NCT6791_REG_HM_IO_SPACE_LOCK_ENABLE 0x28
static const u16 NCT6791_REG_WEIGHT_TEMP_SEL[6] = { 0, 0x239 };
static const u16 NCT6791_REG_WEIGHT_TEMP_STEP[6] = { 0, 0x23a };
static const u16 NCT6791_REG_WEIGHT_TEMP_STEP_TOL[6] = { 0, 0x23b };
static const u16 NCT6791_REG_WEIGHT_DUTY_STEP[6] = { 0, 0x23c };
static const u16 NCT6791_REG_WEIGHT_TEMP_BASE[6] = { 0, 0x23d };
static const u16 NCT6791_REG_WEIGHT_DUTY_BASE[6] = { 0, 0x23e };
static const u16 NCT6791_REG_ALARM[NUM_REG_ALARM] = {
0x459, 0x45A, 0x45B, 0x568, 0x45D };
......@@ -534,6 +544,7 @@ static const u16 NCT6106_REG_IN[] = {
0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x07, 0x08, 0x09 };
static const u16 NCT6106_REG_TEMP[] = { 0x10, 0x11, 0x12, 0x13, 0x14, 0x15 };
static const u16 NCT6106_REG_TEMP_MON[] = { 0x18, 0x19, 0x1a };
static const u16 NCT6106_REG_TEMP_HYST[] = {
0xc3, 0xc7, 0xcb, 0xcf, 0xd3, 0xd7 };
static const u16 NCT6106_REG_TEMP_OVER[] = {
......@@ -1307,6 +1318,9 @@ static void nct6775_update_pwm(struct device *dev)
if (reg & 0x80)
data->pwm[2][i] = 0;
if (!data->REG_WEIGHT_TEMP_SEL[i])
continue;
reg = nct6775_read_value(data, data->REG_WEIGHT_TEMP_SEL[i]);
data->pwm_weight_temp_sel[i] = reg & 0x1f;
/* If weight is disabled, report weight source as 0 */
......@@ -2852,6 +2866,9 @@ static umode_t nct6775_pwm_is_visible(struct kobject *kobj,
if (!(data->has_pwm & (1 << pwm)))
return 0;
if ((nr >= 14 && nr <= 18) || nr == 21) /* weight */
if (!data->REG_WEIGHT_TEMP_SEL[pwm])
return 0;
if (nr == 19 && data->REG_PWM[3] == NULL) /* pwm_max */
return 0;
if (nr == 20 && data->REG_PWM[4] == NULL) /* pwm_step */
......@@ -2945,11 +2962,11 @@ static struct sensor_device_template *nct6775_attributes_pwm_template[] = {
&sensor_dev_template_pwm_step_down_time,
&sensor_dev_template_pwm_start,
&sensor_dev_template_pwm_floor,
&sensor_dev_template_pwm_weight_temp_sel,
&sensor_dev_template_pwm_weight_temp_sel, /* 14 */
&sensor_dev_template_pwm_weight_temp_step,
&sensor_dev_template_pwm_weight_temp_step_tol,
&sensor_dev_template_pwm_weight_temp_step_base,
&sensor_dev_template_pwm_weight_duty_step,
&sensor_dev_template_pwm_weight_duty_step, /* 18 */
&sensor_dev_template_pwm_max, /* 19 */
&sensor_dev_template_pwm_step, /* 20 */
&sensor_dev_template_pwm_weight_duty_base, /* 21 */
......@@ -3253,9 +3270,9 @@ static int nct6775_probe(struct platform_device *pdev)
int i, s, err = 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;
const u16 *reg_temp_mon, *reg_temp_alternate, *reg_temp_crit;
const u16 *reg_temp_crit_l = NULL, *reg_temp_crit_h = NULL;
int num_reg_temp;
int num_reg_temp, num_reg_temp_mon;
u8 cr2a;
struct attribute_group *group;
struct device *hwmon_dev;
......@@ -3338,7 +3355,9 @@ static int nct6775_probe(struct platform_device *pdev)
data->BEEP_BITS = NCT6106_BEEP_BITS;
reg_temp = NCT6106_REG_TEMP;
reg_temp_mon = NCT6106_REG_TEMP_MON;
num_reg_temp = ARRAY_SIZE(NCT6106_REG_TEMP);
num_reg_temp_mon = ARRAY_SIZE(NCT6106_REG_TEMP_MON);
reg_temp_over = NCT6106_REG_TEMP_OVER;
reg_temp_hyst = NCT6106_REG_TEMP_HYST;
reg_temp_config = NCT6106_REG_TEMP_CONFIG;
......@@ -3410,7 +3429,9 @@ static int nct6775_probe(struct platform_device *pdev)
data->REG_BEEP = NCT6775_REG_BEEP;
reg_temp = NCT6775_REG_TEMP;
reg_temp_mon = NCT6775_REG_TEMP_MON;
num_reg_temp = ARRAY_SIZE(NCT6775_REG_TEMP);
num_reg_temp_mon = ARRAY_SIZE(NCT6775_REG_TEMP_MON);
reg_temp_over = NCT6775_REG_TEMP_OVER;
reg_temp_hyst = NCT6775_REG_TEMP_HYST;
reg_temp_config = NCT6775_REG_TEMP_CONFIG;
......@@ -3480,7 +3501,9 @@ static int nct6775_probe(struct platform_device *pdev)
data->REG_BEEP = NCT6776_REG_BEEP;
reg_temp = NCT6775_REG_TEMP;
reg_temp_mon = NCT6775_REG_TEMP_MON;
num_reg_temp = ARRAY_SIZE(NCT6775_REG_TEMP);
num_reg_temp_mon = ARRAY_SIZE(NCT6775_REG_TEMP_MON);
reg_temp_over = NCT6775_REG_TEMP_OVER;
reg_temp_hyst = NCT6775_REG_TEMP_HYST;
reg_temp_config = NCT6776_REG_TEMP_CONFIG;
......@@ -3554,7 +3577,9 @@ static int nct6775_probe(struct platform_device *pdev)
data->REG_BEEP = NCT6776_REG_BEEP;
reg_temp = NCT6779_REG_TEMP;
reg_temp_mon = NCT6779_REG_TEMP_MON;
num_reg_temp = ARRAY_SIZE(NCT6779_REG_TEMP);
num_reg_temp_mon = ARRAY_SIZE(NCT6779_REG_TEMP_MON);
reg_temp_over = NCT6779_REG_TEMP_OVER;
reg_temp_hyst = NCT6779_REG_TEMP_HYST;
reg_temp_config = NCT6779_REG_TEMP_CONFIG;
......@@ -3603,8 +3628,8 @@ static int nct6775_probe(struct platform_device *pdev)
data->REG_PWM[0] = NCT6775_REG_PWM;
data->REG_PWM[1] = NCT6775_REG_FAN_START_OUTPUT;
data->REG_PWM[2] = NCT6775_REG_FAN_STOP_OUTPUT;
data->REG_PWM[5] = NCT6775_REG_WEIGHT_DUTY_STEP;
data->REG_PWM[6] = NCT6776_REG_WEIGHT_DUTY_BASE;
data->REG_PWM[5] = NCT6791_REG_WEIGHT_DUTY_STEP;
data->REG_PWM[6] = NCT6791_REG_WEIGHT_DUTY_BASE;
data->REG_PWM_READ = NCT6775_REG_PWM_READ;
data->REG_PWM_MODE = NCT6776_REG_PWM_MODE;
data->PWM_MODE_MASK = NCT6776_PWM_MODE_MASK;
......@@ -3620,15 +3645,17 @@ static int nct6775_probe(struct platform_device *pdev)
data->REG_TEMP_OFFSET = NCT6779_REG_TEMP_OFFSET;
data->REG_TEMP_SOURCE = NCT6775_REG_TEMP_SOURCE;
data->REG_TEMP_SEL = NCT6775_REG_TEMP_SEL;
data->REG_WEIGHT_TEMP_SEL = NCT6775_REG_WEIGHT_TEMP_SEL;
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_WEIGHT_TEMP_SEL = NCT6791_REG_WEIGHT_TEMP_SEL;
data->REG_WEIGHT_TEMP[0] = NCT6791_REG_WEIGHT_TEMP_STEP;
data->REG_WEIGHT_TEMP[1] = NCT6791_REG_WEIGHT_TEMP_STEP_TOL;
data->REG_WEIGHT_TEMP[2] = NCT6791_REG_WEIGHT_TEMP_BASE;
data->REG_ALARM = NCT6791_REG_ALARM;
data->REG_BEEP = NCT6776_REG_BEEP;
reg_temp = NCT6779_REG_TEMP;
reg_temp_mon = NCT6779_REG_TEMP_MON;
num_reg_temp = ARRAY_SIZE(NCT6779_REG_TEMP);
num_reg_temp_mon = ARRAY_SIZE(NCT6779_REG_TEMP_MON);
reg_temp_over = NCT6779_REG_TEMP_OVER;
reg_temp_hyst = NCT6779_REG_TEMP_HYST;
reg_temp_config = NCT6779_REG_TEMP_CONFIG;
......@@ -3729,6 +3756,50 @@ static int nct6775_probe(struct platform_device *pdev)
s++;
}
/*
* Repeat with temperatures used for fan control.
* This set of registers does not support limits.
*/
for (i = 0; i < num_reg_temp_mon; i++) {
if (reg_temp_mon[i] == 0)
continue;
src = nct6775_read_value(data, data->REG_TEMP_SEL[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_SEL[i],
reg_temp_mon[i]);
continue;
}
mask |= 1 << src;
/* Use fixed index for SYSTIN(1), CPUTIN(2), AUXTIN(3) */
if (src <= data->temp_fixed_num) {
if (data->have_temp & (1 << (src - 1)))
continue;
data->have_temp |= 1 << (src - 1);
data->have_temp_fixed |= 1 << (src - 1);
data->reg_temp[0][src - 1] = reg_temp_mon[i];
data->temp_src[src - 1] = src;
continue;
}
if (s >= NUM_TEMP)
continue;
/* Use dynamic index for other sources */
data->have_temp |= 1 << s;
data->reg_temp[0][s] = reg_temp_mon[i];
data->temp_src[s] = src;
s++;
}
#ifdef USE_ALTERNATE
/*
* Go through the list of alternate temp registers and enable
......
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