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SubjectRe: [PATCH v2 09/11] thermal: tsens: Get rid of 'id' field
On Tue 28 Aug 06:38 PDT 2018, Amit Kucheria wrote:

> The hw_id field in 'struct tsens_sensor' can do the job of tracking
> unique ids for each sensor connected to each tsens device instance. It
> also allows hw_ids to be overridden (e.g. 8916) in cases where some
> sensors in a sequence are disabled on a particular platform.
>
> Use the hw_id field instead of the id field consistently across the
> tsens code.
>
> While we're at it, document the fields of struct tsens_sensor.
>
> Signed-off-by: Amit Kucheria <amit.kucheria@linaro.org>
> Reviewed-by: Matthias Kaehlcke <mka@chromium.org>

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

Regards,
Bjorn

> ---
> drivers/thermal/qcom/tsens.c | 5 ++---
> drivers/thermal/qcom/tsens.h | 10 +++++++++-
> 2 files changed, 11 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/thermal/qcom/tsens.c b/drivers/thermal/qcom/tsens.c
> index 9a8e8f7b4ae1..fb728ec5d77f 100644
> --- a/drivers/thermal/qcom/tsens.c
> +++ b/drivers/thermal/qcom/tsens.c
> @@ -17,7 +17,7 @@ static int tsens_get_temp(void *data, int *temp)
> const struct tsens_sensor *s = data;
> struct tsens_device *tmdev = s->tmdev;
>
> - return tmdev->ops->get_temp(tmdev, s->id, temp);
> + return tmdev->ops->get_temp(tmdev, s->hw_id, temp);
> }
>
> static int tsens_get_trend(void *p, int trip, enum thermal_trend *trend)
> @@ -26,7 +26,7 @@ static int tsens_get_trend(void *p, int trip, enum thermal_trend *trend)
> struct tsens_device *tmdev = s->tmdev;
>
> if (tmdev->ops->get_trend)
> - return tmdev->ops->get_trend(tmdev, s->id, trend);
> + return tmdev->ops->get_trend(tmdev, s->hw_id, trend);
>
> return -ENOTSUPP;
> }
> @@ -83,7 +83,6 @@ static int tsens_register(struct tsens_device *tmdev)
>
> for (i = 0; i < tmdev->num_sensors; i++) {
> tmdev->sensor[i].tmdev = tmdev;
> - tmdev->sensor[i].id = i;
> tzd = devm_thermal_zone_of_sensor_register(tmdev->dev, i,
> &tmdev->sensor[i],
> &tsens_of_ops);
> diff --git a/drivers/thermal/qcom/tsens.h b/drivers/thermal/qcom/tsens.h
> index b9c4bcf255fa..2a3174dfc1a9 100644
> --- a/drivers/thermal/qcom/tsens.h
> +++ b/drivers/thermal/qcom/tsens.h
> @@ -14,11 +14,19 @@
>
> struct tsens_device;
>
> +/**
> + * struct tsens_sensor - sensor-specific data
> + * @tmdev: tsens device instance this sensor is connected to
> + * @tzd: thermal zone corresponding to this sensor
> + * @offset: offset from calibration data to convert ADC data to degrees
> + * @hw_id: unique sensor ID for each sensor connected to tsens device instance
> + * @slope: slope from calibration data to convert ADC data to degrees
> + * @status: 8960-specific status register addresses
> + */
> struct tsens_sensor {
> struct tsens_device *tmdev;
> struct thermal_zone_device *tzd;
> int offset;
> - int id;
> int hw_id;
> int slope;
> u32 status;
> --
> 2.17.1
>

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