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Date:   Tue, 28 May 2019 19:45:05 -0700
From:   Eduardo Valentin <edubezval@...il.com>
To:     YueHaibing <yuehaibing@...wei.com>
Cc:     amit.kucheria@...aro.org, agross@...nel.org,
        david.brown@...aro.org, rui.zhang@...el.com,
        daniel.lezcano@...aro.org, linux-kernel@...r.kernel.org,
        linux-pm@...r.kernel.org, linux-arm-msm@...r.kernel.org
Subject: Re: [PATCH -next] drivers: thermal: tsens: Change hw_id type to int
 in is_sensor_enabled

YueHaibing,

On Mon, May 27, 2019 at 09:41:24PM +0800, YueHaibing wrote:
> Sensor hw_id is int type other u32, is_sensor_enabled
> should use int to compare, this fix smatch warning:
> 
> drivers/thermal/qcom/tsens-common.c:72
>  is_sensor_enabled() warn: unsigned 'hw_id' is never less than zero.
> 
> Fixes: 3e6a8fb33084 ("drivers: thermal: tsens: Add new operation to check if a sensor is enabled")

Thanks for the patch, but we had to revert this commit which was
causing some issues. So, your patch is not applicable.

> Signed-off-by: YueHaibing <yuehaibing@...wei.com>

Thank you anyways.

> ---
>  drivers/thermal/qcom/tsens-common.c | 2 +-
>  drivers/thermal/qcom/tsens.h        | 2 +-
>  2 files changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/thermal/qcom/tsens-common.c b/drivers/thermal/qcom/tsens-common.c
> index 928e8e81ba69..5df4eed84535 100644
> --- a/drivers/thermal/qcom/tsens-common.c
> +++ b/drivers/thermal/qcom/tsens-common.c
> @@ -64,7 +64,7 @@ void compute_intercept_slope(struct tsens_priv *priv, u32 *p1,
>  	}
>  }
>  
> -bool is_sensor_enabled(struct tsens_priv *priv, u32 hw_id)
> +bool is_sensor_enabled(struct tsens_priv *priv, int hw_id)
>  {
>  	u32 val;
>  	int ret;
> diff --git a/drivers/thermal/qcom/tsens.h b/drivers/thermal/qcom/tsens.h
> index eefe3844fb4e..15264806f6a8 100644
> --- a/drivers/thermal/qcom/tsens.h
> +++ b/drivers/thermal/qcom/tsens.h
> @@ -315,7 +315,7 @@ void compute_intercept_slope(struct tsens_priv *priv, u32 *pt1, u32 *pt2, u32 mo
>  int init_common(struct tsens_priv *priv);
>  int get_temp_tsens_valid(struct tsens_priv *priv, int i, int *temp);
>  int get_temp_common(struct tsens_priv *priv, int i, int *temp);
> -bool is_sensor_enabled(struct tsens_priv *priv, u32 hw_id);
> +bool is_sensor_enabled(struct tsens_priv *priv, int hw_id);
>  
>  /* TSENS target */
>  extern const struct tsens_plat_data data_8960;

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