Re: [v1,1/1] hwmon: (nct7904) Fix the incorrect value of vsen_mask & tcpu_mask & temp_mode in nct7904_data struct.

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On Mon, Oct 14, 2019 at 04:24:51PM +0800, Amy.Shih@xxxxxxxxxxxxxxxx wrote:
> From: "amy.shih" <amy.shih@xxxxxxxxxxxxxxxx>
> 
> Voltage sensors overlap with external temperature sensors. Detect
> the multi-function of voltage, thermal diode, thermistor and
> reserved from register VT_ADC_MD_REG to set value of vsen_mask &
> tcpu_mask & temp_mode in nct7904_data struct. If the value is
> reserved, needs to disable the vsen_mask & tcpu_mask.
> 
> Signed-off-by: amy.shih <amy.shih@xxxxxxxxxxxxxxxx>

Applied.

Thanks,
Guenter

> ---
>  drivers/hwmon/nct7904.c | 15 ++++++++++++---
>  1 file changed, 12 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/hwmon/nct7904.c b/drivers/hwmon/nct7904.c
> index b26419dbe840..281c81edabc6 100644
> --- a/drivers/hwmon/nct7904.c
> +++ b/drivers/hwmon/nct7904.c
> @@ -82,6 +82,10 @@
>  #define FANCTL1_FMR_REG		0x00	/* Bank 3; 1 reg per channel */
>  #define FANCTL1_OUT_REG		0x10	/* Bank 3; 1 reg per channel */
>  
> +#define VOLT_MONITOR_MODE	0x0
> +#define THERMAL_DIODE_MODE	0x1
> +#define THERMISTOR_MODE		0x3
> +
>  #define ENABLE_TSI	BIT(1)
>  
>  static const unsigned short normal_i2c[] = {
> @@ -935,11 +939,16 @@ static int nct7904_probe(struct i2c_client *client,
>  	for (i = 0; i < 4; i++) {
>  		val = (ret >> (i * 2)) & 0x03;
>  		bit = (1 << i);
> -		if (val == 0) {
> +		if (val == VOLT_MONITOR_MODE) {
>  			data->tcpu_mask &= ~bit;
> +		} else if (val == THERMAL_DIODE_MODE && i < 2) {
> +			data->temp_mode |= bit;
> +			data->vsen_mask &= ~(0x06 << (i * 2));
> +		} else if (val == THERMISTOR_MODE) {
> +			data->vsen_mask &= ~(0x02 << (i * 2));
>  		} else {
> -			if (val == 0x1 || val == 0x2)
> -				data->temp_mode |= bit;
> +			/* Reserved */
> +			data->tcpu_mask &= ~bit;
>  			data->vsen_mask &= ~(0x06 << (i * 2));
>  		}
>  	}



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