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* [PATCH] hwmon: (max31790) Set correct PWM value
@ 2017-03-07 19:38 Alex Hemme
  2017-03-07 22:19 ` Guenter Roeck
  0 siblings, 1 reply; 2+ messages in thread
From: Alex Hemme @ 2017-03-07 19:38 UTC (permalink / raw)
  To: jdelvare, linux; +Cc: linux-hwmon, Alex Hemme

Traced fans not spinning to incorrect PWM value being written.
The passed in value was written instead of the calulated value.

Fixes: 54187ff9d766 ("hwmon: (max31790) Convert to use new hwmon registration API")

Signed-off-by: Alex Hemme <ahemme@cisco.com>
---
 drivers/hwmon/max31790.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/hwmon/max31790.c b/drivers/hwmon/max31790.c
index c1b9275..281491c 100644
--- a/drivers/hwmon/max31790.c
+++ b/drivers/hwmon/max31790.c
@@ -311,7 +311,7 @@ static int max31790_write_pwm(struct device *dev, u32 attr, int channel,
 		data->pwm[channel] = val << 8;
 		err = i2c_smbus_write_word_swapped(client,
 						   MAX31790_REG_PWMOUT(channel),
-						   val);
+						   data->pwm[channel]);
 		break;
 	case hwmon_pwm_enable:
 		fan_config = data->fan_config[channel];
--
1.8.3.1

^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [PATCH] hwmon: (max31790) Set correct PWM value
  2017-03-07 19:38 [PATCH] hwmon: (max31790) Set correct PWM value Alex Hemme
@ 2017-03-07 22:19 ` Guenter Roeck
  0 siblings, 0 replies; 2+ messages in thread
From: Guenter Roeck @ 2017-03-07 22:19 UTC (permalink / raw)
  To: Alex Hemme; +Cc: jdelvare, linux-hwmon

On Tue, Mar 07, 2017 at 02:38:29PM -0500, Alex Hemme wrote:
> Traced fans not spinning to incorrect PWM value being written.
> The passed in value was written instead of the calulated value.
> 
> Fixes: 54187ff9d766 ("hwmon: (max31790) Convert to use new hwmon registration API")
> 
> Signed-off-by: Alex Hemme <ahemme@cisco.com>

Applied, and sorry for the trouble.

Thanks,
Guenter

> ---
>  drivers/hwmon/max31790.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/hwmon/max31790.c b/drivers/hwmon/max31790.c
> index c1b9275..281491c 100644
> --- a/drivers/hwmon/max31790.c
> +++ b/drivers/hwmon/max31790.c
> @@ -311,7 +311,7 @@ static int max31790_write_pwm(struct device *dev, u32 attr, int channel,
>  		data->pwm[channel] = val << 8;
>  		err = i2c_smbus_write_word_swapped(client,
>  						   MAX31790_REG_PWMOUT(channel),
> -						   val);
> +						   data->pwm[channel]);
>  		break;
>  	case hwmon_pwm_enable:
>  		fan_config = data->fan_config[channel];
> --
> 1.8.3.1
> 

^ permalink raw reply	[flat|nested] 2+ messages in thread

end of thread, other threads:[~2017-03-08  0:06 UTC | newest]

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2017-03-07 19:38 [PATCH] hwmon: (max31790) Set correct PWM value Alex Hemme
2017-03-07 22:19 ` Guenter Roeck

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