diff options
author | Daniel Lezcano <daniel.lezcano@linaro.org> | 2018-09-25 11:03:03 +0200 |
---|---|---|
committer | Eduardo Valentin <edubezval@gmail.com> | 2018-10-23 02:44:23 +0200 |
commit | 8c0ffc8f9a76b2007258f146a4ff22ef14e68590 (patch) | |
tree | b5e4c324272e31c462f29926cb38e0379bcf0d5b /drivers/thermal | |
parent | thermal/drivers/hisi: Factor out the probe functions (diff) | |
download | linux-8c0ffc8f9a76b2007258f146a4ff22ef14e68590.tar.xz linux-8c0ffc8f9a76b2007258f146a4ff22ef14e68590.zip |
thermal/drivers/hisi: Prepare to support multiple sensors
Convert the 'sensor' field to a pointer and propagate the change in
the file. Havintg a pointer, gives us the opportunity to define
multiple sensors.
Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Signed-off-by: Eduardo Valentin <edubezval@gmail.com>
Diffstat (limited to 'drivers/thermal')
-rw-r--r-- | drivers/thermal/hisi_thermal.c | 41 |
1 files changed, 28 insertions, 13 deletions
diff --git a/drivers/thermal/hisi_thermal.c b/drivers/thermal/hisi_thermal.c index 7287818a66b6..87b82fb00b08 100644 --- a/drivers/thermal/hisi_thermal.c +++ b/drivers/thermal/hisi_thermal.c @@ -77,10 +77,11 @@ struct hisi_thermal_ops { struct hisi_thermal_data { const struct hisi_thermal_ops *ops; - struct hisi_thermal_sensor sensor; + struct hisi_thermal_sensor *sensor; struct platform_device *pdev; struct clk *clk; void __iomem *regs; + int nr_sensors; int irq; }; @@ -401,14 +402,29 @@ static int hi6220_thermal_probe(struct hisi_thermal_data *data) return ret; } - data->sensor.id = HI6220_DEFAULT_SENSOR; + data->sensor = devm_kzalloc(dev, sizeof(*data->sensor), GFP_KERNEL); + if (!data->sensor) + return -ENOMEM; + + data->sensor[0].id = HI6220_DEFAULT_SENSOR; + data->sensor[0].data = data; + data->nr_sensors = 1; return 0; } static int hi3660_thermal_probe(struct hisi_thermal_data *data) { - data->sensor.id = HI3660_DEFAULT_SENSOR; + struct platform_device *pdev = data->pdev; + struct device *dev = &pdev->dev; + + data->sensor = devm_kzalloc(dev, sizeof(*data->sensor), GFP_KERNEL); + if (!data->sensor) + return -ENOMEM; + + data->sensor[0].id = HI3660_DEFAULT_SENSOR; + data->sensor[0].data = data; + data->nr_sensors = 1; return 0; } @@ -433,7 +449,7 @@ static const struct thermal_zone_of_device_ops hisi_of_thermal_ops = { static irqreturn_t hisi_thermal_alarm_irq_thread(int irq, void *dev) { struct hisi_thermal_data *data = dev; - struct hisi_thermal_sensor *sensor = &data->sensor; + struct hisi_thermal_sensor *sensor = &data->sensor[0]; int temp = 0; data->ops->irq_handler(sensor); @@ -444,7 +460,7 @@ static irqreturn_t hisi_thermal_alarm_irq_thread(int irq, void *dev) dev_crit(&data->pdev->dev, "THERMAL ALARM: %d > %d\n", temp, sensor->thres_temp); - thermal_zone_device_update(data->sensor.tzd, + thermal_zone_device_update(data->sensor[0].tzd, THERMAL_EVENT_UNSPECIFIED); } else { @@ -535,7 +551,6 @@ static int hisi_thermal_probe(struct platform_device *pdev) data->pdev = pdev; platform_set_drvdata(pdev, data); - data->sensor.data = data; data->ops = of_device_get_match_data(dev); res = platform_get_resource(pdev, IORESOURCE_MEM, 0); @@ -553,13 +568,13 @@ static int hisi_thermal_probe(struct platform_device *pdev) if (ret) return ret; - ret = hisi_thermal_register_sensor(pdev, &data->sensor); + ret = hisi_thermal_register_sensor(pdev, &data->sensor[0]); if (ret) { dev_err(dev, "failed to register thermal sensor: %d\n", ret); return ret; } - ret = data->ops->enable_sensor(&data->sensor); + ret = data->ops->enable_sensor(&data->sensor[0]); if (ret) { dev_err(dev, "Failed to setup the sensor: %d\n", ret); return ret; @@ -575,7 +590,7 @@ static int hisi_thermal_probe(struct platform_device *pdev) } } - hisi_thermal_toggle_sensor(&data->sensor, true); + hisi_thermal_toggle_sensor(&data->sensor[0], true); return 0; } @@ -583,11 +598,11 @@ static int hisi_thermal_probe(struct platform_device *pdev) static int hisi_thermal_remove(struct platform_device *pdev) { struct hisi_thermal_data *data = platform_get_drvdata(pdev); - struct hisi_thermal_sensor *sensor = &data->sensor; + struct hisi_thermal_sensor *sensor = &data->sensor[0]; hisi_thermal_toggle_sensor(sensor, false); - data->ops->disable_sensor(&data->sensor); + data->ops->disable_sensor(sensor); return 0; } @@ -597,7 +612,7 @@ static int hisi_thermal_suspend(struct device *dev) { struct hisi_thermal_data *data = dev_get_drvdata(dev); - data->ops->disable_sensor(&data->sensor); + data->ops->disable_sensor(&data->sensor[0]); return 0; } @@ -606,7 +621,7 @@ static int hisi_thermal_resume(struct device *dev) { struct hisi_thermal_data *data = dev_get_drvdata(dev); - return data->ops->enable_sensor(&data->sensor); + return data->ops->enable_sensor(&data->sensor[0]); } #endif |