linux-kernel - Re: [PATCH] hwmon: (aquacomputer_d5next) Fix Quadro fan speed offsets

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Message-ID: <20220919131453.GA3546413@roeck-us.net>
Date:   Mon, 19 Sep 2022 06:14:53 -0700
From:   Guenter Roeck <linux@...ck-us.net>
To:     Aleksa Savic <savicaleksa83@...il.com>
Cc:     linux-hwmon@...r.kernel.org, Jack Doan <me@...kdoan.com>,
        Jean Delvare <jdelvare@...e.com>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] hwmon: (aquacomputer_d5next) Fix Quadro fan speed offsets

On Wed, Sep 14, 2022 at 01:43:27PM +0200, Aleksa Savic wrote:
> The offsets for setting speeds of fans connected to Quadro are off by one.
> Set them to their correct values.
> 
> The offsets as shown point to registers for setting the fan control mode,
> which will be explored in future patches, but slipped in here. When
> setting fan speeds, the resulting values were overlapping, which made the
> fans still run in my initial testing.
> 
> Fixes: cdbe34da01e3 ("hwmon: (aquacomputer_d5next) Add support for Aquacomputer Quadro fan controller")
> Signed-off-by: Aleksa Savic <savicaleksa83@...il.com>

Applied.

Thanks,
Guenter

> ---
>  drivers/hwmon/aquacomputer_d5next.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/hwmon/aquacomputer_d5next.c b/drivers/hwmon/aquacomputer_d5next.c
> index 3ea25edfc7a5..c51a2678f0eb 100644
> --- a/drivers/hwmon/aquacomputer_d5next.c
> +++ b/drivers/hwmon/aquacomputer_d5next.c
> @@ -120,7 +120,7 @@ static u16 octo_ctrl_fan_offsets[] = { 0x5B, 0xB0, 0x105, 0x15A, 0x1AF, 0x204, 0
>  static u8 quadro_sensor_fan_offsets[] = { 0x70, 0x7D, 0x8A, 0x97 };
>  
>  /* Fan speed registers in Quadro control report (from 0-100%) */
> -static u16 quadro_ctrl_fan_offsets[] = { 0x36, 0x8b, 0xe0, 0x135 };
> +static u16 quadro_ctrl_fan_offsets[] = { 0x37, 0x8c, 0xe1, 0x136 };
>  
>  /* Register offsets for the High Flow Next */
>  #define HIGHFLOWNEXT_NUM_SENSORS	2