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commit eb9a29f9e585044ec71e82d815298ad7e4908858
parent 6ad49fa1993d92ef652ed85d525b8ce85fa653fd
Author: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Date:   Wed, 19 Sep 2018 22:59:30 +0200

Merge tag 'hwmon-for-linus-v4.19-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging

Guenter writes:
   "Various bug fixes for nct6775 driver"

Diffstat:
Mdrivers/hwmon/nct6775.c | 72+++++++++++++++++++++++++++++++++++++++++++++++++-----------------------
1 file changed, 49 insertions(+), 23 deletions(-)

diff --git a/drivers/hwmon/nct6775.c b/drivers/hwmon/nct6775.c @@ -207,8 +207,6 @@ superio_exit(int ioreg) #define NUM_FAN 7 -#define TEMP_SOURCE_VIRTUAL 0x1f - /* Common and NCT6775 specific data */ /* Voltage min/max registers for nr=7..14 are in bank 5 */ @@ -299,8 +297,9 @@ static const u16 NCT6775_REG_PWM_READ[] = { static const u16 NCT6775_REG_FAN[] = { 0x630, 0x632, 0x634, 0x636, 0x638 }; static const u16 NCT6775_REG_FAN_MIN[] = { 0x3b, 0x3c, 0x3d }; -static const u16 NCT6775_REG_FAN_PULSES[] = { 0x641, 0x642, 0x643, 0x644, 0 }; -static const u16 NCT6775_FAN_PULSE_SHIFT[] = { 0, 0, 0, 0, 0, 0 }; +static const u16 NCT6775_REG_FAN_PULSES[NUM_FAN] = { + 0x641, 0x642, 0x643, 0x644 }; +static const u16 NCT6775_FAN_PULSE_SHIFT[NUM_FAN] = { }; static const u16 NCT6775_REG_TEMP[] = { 0x27, 0x150, 0x250, 0x62b, 0x62c, 0x62d }; @@ -373,6 +372,7 @@ static const char *const nct6775_temp_label[] = { }; #define NCT6775_TEMP_MASK 0x001ffffe +#define NCT6775_VIRT_TEMP_MASK 0x00000000 static const u16 NCT6775_REG_TEMP_ALTERNATE[32] = { [13] = 0x661, @@ -425,8 +425,8 @@ static const u8 NCT6776_PWM_MODE_MASK[] = { 0x01, 0, 0, 0, 0, 0 }; static const u16 NCT6776_REG_FAN_MIN[] = { 0x63a, 0x63c, 0x63e, 0x640, 0x642, 0x64a, 0x64c }; -static const u16 NCT6776_REG_FAN_PULSES[] = { - 0x644, 0x645, 0x646, 0x647, 0x648, 0x649, 0 }; +static const u16 NCT6776_REG_FAN_PULSES[NUM_FAN] = { + 0x644, 0x645, 0x646, 0x647, 0x648, 0x649 }; static const u16 NCT6776_REG_WEIGHT_DUTY_BASE[] = { 0x13e, 0x23e, 0x33e, 0x83e, 0x93e, 0xa3e }; @@ -461,6 +461,7 @@ static const char *const nct6776_temp_label[] = { }; #define NCT6776_TEMP_MASK 0x007ffffe +#define NCT6776_VIRT_TEMP_MASK 0x00000000 static const u16 NCT6776_REG_TEMP_ALTERNATE[32] = { [14] = 0x401, @@ -501,9 +502,9 @@ static const s8 NCT6779_BEEP_BITS[] = { 30, 31 }; /* intrusion0, intrusion1 */ static const u16 NCT6779_REG_FAN[] = { - 0x4b0, 0x4b2, 0x4b4, 0x4b6, 0x4b8, 0x4ba, 0x660 }; -static const u16 NCT6779_REG_FAN_PULSES[] = { - 0x644, 0x645, 0x646, 0x647, 0x648, 0x649, 0 }; + 0x4c0, 0x4c2, 0x4c4, 0x4c6, 0x4c8, 0x4ca, 0x4ce }; +static const u16 NCT6779_REG_FAN_PULSES[NUM_FAN] = { + 0x644, 0x645, 0x646, 0x647, 0x648, 0x649 }; static const u16 NCT6779_REG_CRITICAL_PWM_ENABLE[] = { 0x136, 0x236, 0x336, 0x836, 0x936, 0xa36, 0xb36 }; @@ -559,7 +560,9 @@ static const char *const nct6779_temp_label[] = { }; #define NCT6779_TEMP_MASK 0x07ffff7e +#define NCT6779_VIRT_TEMP_MASK 0x00000000 #define NCT6791_TEMP_MASK 0x87ffff7e +#define NCT6791_VIRT_TEMP_MASK 0x80000000 static const u16 NCT6779_REG_TEMP_ALTERNATE[32] = { 0x490, 0x491, 0x492, 0x493, 0x494, 0x495, 0, 0, @@ -638,6 +641,7 @@ static const char *const nct6792_temp_label[] = { }; #define NCT6792_TEMP_MASK 0x9fffff7e +#define NCT6792_VIRT_TEMP_MASK 0x80000000 static const char *const nct6793_temp_label[] = { "", @@ -675,6 +679,7 @@ static const char *const nct6793_temp_label[] = { }; #define NCT6793_TEMP_MASK 0xbfff037e +#define NCT6793_VIRT_TEMP_MASK 0x80000000 static const char *const nct6795_temp_label[] = { "", @@ -712,6 +717,7 @@ static const char *const nct6795_temp_label[] = { }; #define NCT6795_TEMP_MASK 0xbfffff7e +#define NCT6795_VIRT_TEMP_MASK 0x80000000 static const char *const nct6796_temp_label[] = { "", @@ -724,8 +730,8 @@ static const char *const nct6796_temp_label[] = { "AUXTIN4", "SMBUSMASTER 0", "SMBUSMASTER 1", - "", - "", + "Virtual_TEMP", + "Virtual_TEMP", "", "", "", @@ -748,7 +754,8 @@ static const char *const nct6796_temp_label[] = { "Virtual_TEMP" }; -#define NCT6796_TEMP_MASK 0xbfff03fe +#define NCT6796_TEMP_MASK 0xbfff0ffe +#define NCT6796_VIRT_TEMP_MASK 0x80000c00 /* NCT6102D/NCT6106D specific data */ @@ -779,8 +786,8 @@ static const u16 NCT6106_REG_TEMP_CONFIG[] = { static const u16 NCT6106_REG_FAN[] = { 0x20, 0x22, 0x24 }; static const u16 NCT6106_REG_FAN_MIN[] = { 0xe0, 0xe2, 0xe4 }; -static const u16 NCT6106_REG_FAN_PULSES[] = { 0xf6, 0xf6, 0xf6, 0, 0 }; -static const u16 NCT6106_FAN_PULSE_SHIFT[] = { 0, 2, 4, 0, 0 }; +static const u16 NCT6106_REG_FAN_PULSES[] = { 0xf6, 0xf6, 0xf6 }; +static const u16 NCT6106_FAN_PULSE_SHIFT[] = { 0, 2, 4 }; static const u8 NCT6106_REG_PWM_MODE[] = { 0xf3, 0xf3, 0xf3 }; static const u8 NCT6106_PWM_MODE_MASK[] = { 0x01, 0x02, 0x04 }; @@ -917,6 +924,11 @@ static unsigned int fan_from_reg16(u16 reg, unsigned int divreg) return 1350000U / (reg << divreg); } +static unsigned int fan_from_reg_rpm(u16 reg, unsigned int divreg) +{ + return reg; +} + static u16 fan_to_reg(u32 fan, unsigned int divreg) { if (!fan) @@ -969,6 +981,7 @@ struct nct6775_data { u16 reg_temp_config[NUM_TEMP]; const char * const *temp_label; u32 temp_mask; + u32 virt_temp_mask; u16 REG_CONFIG; u16 REG_VBAT; @@ -1276,11 +1289,11 @@ static bool is_word_sized(struct nct6775_data *data, u16 reg) case nct6795: case nct6796: return reg == 0x150 || reg == 0x153 || reg == 0x155 || - ((reg & 0xfff0) == 0x4b0 && (reg & 0x000f) < 0x0b) || + (reg & 0xfff0) == 0x4c0 || reg == 0x402 || reg == 0x63a || reg == 0x63c || reg == 0x63e || reg == 0x640 || reg == 0x642 || reg == 0x64a || - reg == 0x64c || reg == 0x660 || + reg == 0x64c || reg == 0x73 || reg == 0x75 || reg == 0x77 || reg == 0x79 || reg == 0x7b || reg == 0x7d; } @@ -1558,7 +1571,7 @@ static void nct6775_update_pwm(struct device *dev) 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 */ - if (j == 1 && !(reg & 0x80)) + if (!(reg & 0x80)) data->pwm_weight_temp_sel[i] = 0; /* Weight temp data */ @@ -1682,9 +1695,13 @@ static struct nct6775_data *nct6775_update_device(struct device *dev) if (data->has_fan_min & BIT(i)) data->fan_min[i] = nct6775_read_value(data, data->REG_FAN_MIN[i]); - data->fan_pulses[i] = - (nct6775_read_value(data, data->REG_FAN_PULSES[i]) - >> data->FAN_PULSE_SHIFT[i]) & 0x03; + + if (data->REG_FAN_PULSES[i]) { + data->fan_pulses[i] = + (nct6775_read_value(data, + data->REG_FAN_PULSES[i]) + >> data->FAN_PULSE_SHIFT[i]) & 0x03; + } nct6775_select_fan_div(dev, data, i, reg); } @@ -3639,6 +3656,7 @@ static int nct6775_probe(struct platform_device *pdev) data->temp_label = nct6776_temp_label; data->temp_mask = NCT6776_TEMP_MASK; + data->virt_temp_mask = NCT6776_VIRT_TEMP_MASK; data->REG_VBAT = NCT6106_REG_VBAT; data->REG_DIODE = NCT6106_REG_DIODE; @@ -3717,6 +3735,7 @@ static int nct6775_probe(struct platform_device *pdev) data->temp_label = nct6775_temp_label; data->temp_mask = NCT6775_TEMP_MASK; + data->virt_temp_mask = NCT6775_VIRT_TEMP_MASK; data->REG_CONFIG = NCT6775_REG_CONFIG; data->REG_VBAT = NCT6775_REG_VBAT; @@ -3789,6 +3808,7 @@ static int nct6775_probe(struct platform_device *pdev) data->temp_label = nct6776_temp_label; data->temp_mask = NCT6776_TEMP_MASK; + data->virt_temp_mask = NCT6776_VIRT_TEMP_MASK; data->REG_CONFIG = NCT6775_REG_CONFIG; data->REG_VBAT = NCT6775_REG_VBAT; @@ -3853,7 +3873,7 @@ static int nct6775_probe(struct platform_device *pdev) data->ALARM_BITS = NCT6779_ALARM_BITS; data->BEEP_BITS = NCT6779_BEEP_BITS; - data->fan_from_reg = fan_from_reg13; + data->fan_from_reg = fan_from_reg_rpm; data->fan_from_reg_min = fan_from_reg13; data->target_temp_mask = 0xff; data->tolerance_mask = 0x07; @@ -3861,6 +3881,7 @@ static int nct6775_probe(struct platform_device *pdev) data->temp_label = nct6779_temp_label; data->temp_mask = NCT6779_TEMP_MASK; + data->virt_temp_mask = NCT6779_VIRT_TEMP_MASK; data->REG_CONFIG = NCT6775_REG_CONFIG; data->REG_VBAT = NCT6775_REG_VBAT; @@ -3933,7 +3954,7 @@ static int nct6775_probe(struct platform_device *pdev) data->ALARM_BITS = NCT6791_ALARM_BITS; data->BEEP_BITS = NCT6779_BEEP_BITS; - data->fan_from_reg = fan_from_reg13; + data->fan_from_reg = fan_from_reg_rpm; data->fan_from_reg_min = fan_from_reg13; data->target_temp_mask = 0xff; data->tolerance_mask = 0x07; @@ -3944,22 +3965,27 @@ static int nct6775_probe(struct platform_device *pdev) case nct6791: data->temp_label = nct6779_temp_label; data->temp_mask = NCT6791_TEMP_MASK; + data->virt_temp_mask = NCT6791_VIRT_TEMP_MASK; break; case nct6792: data->temp_label = nct6792_temp_label; data->temp_mask = NCT6792_TEMP_MASK; + data->virt_temp_mask = NCT6792_VIRT_TEMP_MASK; break; case nct6793: data->temp_label = nct6793_temp_label; data->temp_mask = NCT6793_TEMP_MASK; + data->virt_temp_mask = NCT6793_VIRT_TEMP_MASK; break; case nct6795: data->temp_label = nct6795_temp_label; data->temp_mask = NCT6795_TEMP_MASK; + data->virt_temp_mask = NCT6795_VIRT_TEMP_MASK; break; case nct6796: data->temp_label = nct6796_temp_label; data->temp_mask = NCT6796_TEMP_MASK; + data->virt_temp_mask = NCT6796_VIRT_TEMP_MASK; break; } @@ -4143,7 +4169,7 @@ static int nct6775_probe(struct platform_device *pdev) * for each fan reflects a different temperature, and there * are no duplicates. */ - if (src != TEMP_SOURCE_VIRTUAL) { + if (!(data->virt_temp_mask & BIT(src))) { if (mask & BIT(src)) continue; mask |= BIT(src);