linux-kernel - Re: [PATCH v3 07/16] thermal: tsens: Pass register offsets as private data

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Message-ID: <20180918193448.GA1367@tuxbook-pro>
Date:   Tue, 18 Sep 2018 12:34:48 -0700
From:   Bjorn Andersson <bjorn.andersson@...aro.org>
To:     Amit Kucheria <amit.kucheria@...aro.org>
Cc:     linux-kernel@...r.kernel.org, rnayak@...eaurora.org,
        linux-arm-msm@...r.kernel.org, edubezval@...il.com,
        smohanad@...eaurora.org, andy.gross@...aro.org,
        dianders@...omium.org, mka@...omium.org,
        Zhang Rui <rui.zhang@...el.com>,
        Daniel Lezcano <daniel.lezcano@...aro.org>,
        linux-pm@...r.kernel.org
Subject: Re: [PATCH v3 07/16] thermal: tsens: Pass register offsets as
 private data

On Wed 12 Sep 02:52 PDT 2018, Amit Kucheria wrote:
> diff --git a/drivers/thermal/qcom/tsens.c b/drivers/thermal/qcom/tsens.c
> index 9a8e8f7b4ae1..f1ec9bbe4717 100644
> --- a/drivers/thermal/qcom/tsens.c
> +++ b/drivers/thermal/qcom/tsens.c
> @@ -144,6 +144,9 @@ static int tsens_probe(struct platform_device *pdev)
>  		else
>  			tmdev->sensor[i].hw_id = i;
>  	}
> +	for (i = 0; i < REG_ARRAY_SIZE; i++) {
> +		tmdev->reg_offsets[i] = data->reg_offsets[i];
> +	}

Unnecessary {}

>  
>  	if (!tmdev->ops || !tmdev->ops->init || !tmdev->ops->get_temp)
>  		return -EINVAL;
> diff --git a/drivers/thermal/qcom/tsens.h b/drivers/thermal/qcom/tsens.h
> index b9c4bcf255fa..7b7feee5dc46 100644
> --- a/drivers/thermal/qcom/tsens.h
> +++ b/drivers/thermal/qcom/tsens.h
> @@ -48,15 +48,23 @@ struct tsens_ops {
>  	int (*get_trend)(struct tsens_device *, int, enum thermal_trend *);
>  };
>  
> +enum reg_list {
> +	SROT_CTRL_OFFSET,
> +
> +	REG_ARRAY_SIZE,
> +};
> +
>  /**
>   * struct tsens_data - tsens instance specific data
>   * @num_sensors: Max number of sensors supported by platform
>   * @ops: operations the tsens instance supports
>   * @hw_ids: Subset of sensors ids supported by platform, if not the first n
> + * @reg_offsets: Register offsets for commonly used registers

Order doesn't match struct.

>   */
>  struct tsens_data {
>  	const u32		num_sensors;
>  	const struct tsens_ops	*ops;
> +	const u16		reg_offsets[REG_ARRAY_SIZE];
>  	unsigned int		*hw_ids;
>  };

Except of that you have my:

Reviewed-by: Bjorn Andersson <bjorn.andersson@...aro.org>

Regards,
Bjorn