[]..
+Example:
+tsens: thermal-sensor@900000 {
+ compatible = "qcom,msm8916-tsens";
+ qcom,tsens-slopes = <1176 1176 1154 1176 1111
+ 1132 1132 1199 1132 1199
+ 1132>;
+ nvmem-cells = <&tsens_caldata>, <&tsens_calsel>;
+ nvmem-cell-names = "caldata", "calsel";
+ qcom,tsens-slopes = <3200 3200 3200 3200 3200>;
+ qcom,sensor-id = <0 1 2 4 5>;
+ #thermal-sensor-cells = <1>;
+ };
The qcom,tsens-slopes property appears twice in the above example.
sure, will fix.
[...]
+#ifdef CONFIG_PM
+static int tsens_suspend(struct device *dev)
+{
+ struct tsens_device *tmdev = dev_get_drvdata(dev);
+
+ if (tmdev->ops && tmdev->ops->suspend)
+ return tmdev->ops->suspend(tmdev);
+
+ return 0;
+}
+
+static int tsens_resume(struct device *dev)
+{
+ struct tsens_device *tmdev = dev_get_drvdata(dev);
+
+ if (tmdev->ops && tmdev->ops->resume)
+ return tmdev->ops->resume(tmdev);
+
+ return 0;
+}
+
+static SIMPLE_DEV_PM_OPS(tsens_pm_ops, tsens_suspend, tsens_resume);
+#define TSENS_PM_OPS (&tsens_pm_ops)
+
+#else /* CONFIG_PM_SLEEP */
^
+#define TSENS_PM_OPS NULL
+#endif /* CONFIG_PM_SLEEP */
^
The comments don't match the #ifdef above. I maybe wrong but looking at
other drivers it looks like you don't need the #else part. You should be
able to use the tsens_pm_ops without having to set it to NULL.
yes, I should be able to avoid the #else and thanks for catching the
mismatched comments.
+
+static const struct of_device_id tsens_table[] = {
+ {
+ .compatible = "qcom,msm8916-tsens",
+ }, {
+ .compatible = "qcom,msm8974-tsens",
+ },
+ {}
+};
+MODULE_DEVICE_TABLE(of, tsens_table);
+
+static const struct thermal_zone_of_device_ops tsens_of_ops = {
+ .get_temp = tsens_get_temp,
+ .get_trend = tsens_get_trend,
+};
+
+static int tsens_register(struct tsens_device *tmdev)
+{
+ int i, ret;
+ struct thermal_zone_device *tzd;
+ u32 *hw_id, n = tmdev->num_sensors;
+ struct device_node *np = tmdev->dev->of_node;
+
+ hw_id = devm_kcalloc(tmdev->dev, n, sizeof(u32), GFP_KERNEL);
+ if (!hw_id)
+ return -ENOMEM;
+
+ ret = of_property_read_u32_array(np, "qcom,sensor-id", hw_id, n);
+ if (ret)
+ for (i = 0; i < tmdev->num_sensors; i++)
+ tmdev->sensor[i].hw_id = i;
+ else
+ for (i = 0; i < tmdev->num_sensors; i++)
+ tmdev->sensor[i].hw_id = hw_id[i];
+
You could move the check for vaild for valid sensor ids in the device
tree (ret) inside a single for loop. In that case the loop above could
be merged into the iteration over the sensors below.
sure, seems like a reasonable optimization to avoid a few loops.
+ for (i = 0; i < tmdev->num_sensors; i++) {
+ tmdev->sensor[i].tmdev = tmdev;
+ tmdev->sensor[i].id = i;
+ tzd = thermal_zone_of_sensor_register(tmdev->dev, i,
+ &tmdev->sensor[i],
+ &tsens_of_ops);
+ if (IS_ERR(tzd))
+ continue;
+ tmdev->sensor[i].tzd = tzd;
+ if (tmdev->ops->enable)
+ tmdev->ops->enable(tmdev, i);
+ }
+ return 0;
+}
+
+static int tsens_probe(struct platform_device *pdev)
+{
+ int ret, i, num;
+ struct device *dev;
+ struct device_node *np;
+ struct tsens_sensor *s;
+ struct tsens_device *tmdev;
+ const struct of_device_id *id;
+
+ dev = &pdev->dev;
+ np = dev->of_node;
These assignments can be done with the declaration above.
I just have these assignments done conditionally in later patches
(5/9), so left them here.
Thanks for taking time to review.
regards,
Rajendra
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