Messages in this thread | | | Date | Wed, 16 Feb 2022 07:17:46 -0800 | Subject | Re: [PATCH] hwmon: (asus-ec-sensors) merge setup functions | From | Guenter Roeck <> |
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On 2/16/22 00:19, Eugene Shalygin wrote: > Merge configure_sensor_setup() into probe(). > > Signed-off-by: Eugene Shalygin <eugene.shalygin@gmail.com> > --- > drivers/hwmon/asus-ec-sensors.c | 55 ++++++++++++++------------------- > 1 file changed, 24 insertions(+), 31 deletions(-) > > diff --git a/drivers/hwmon/asus-ec-sensors.c b/drivers/hwmon/asus-ec-sensors.c > index bfac08a5dc57..45de8d34a588 100644 > --- a/drivers/hwmon/asus-ec-sensors.c > +++ b/drivers/hwmon/asus-ec-sensors.c > @@ -589,31 +589,40 @@ get_board_sensors(const struct device *dev) > return (unsigned long)dmi_entry->driver_data; > } > > -static int __init configure_sensor_setup(struct device *dev) > +static int __init asus_ec_probe(struct platform_device *pdev) > { > - struct ec_sensors_data *ec_data = dev_get_drvdata(dev); > + const struct hwmon_channel_info **ptr_asus_ec_ci; > int nr_count[hwmon_max] = { 0 }, nr_types = 0; > - struct device *hwdev; > struct hwmon_channel_info *asus_ec_hwmon_chan; > - const struct hwmon_channel_info **ptr_asus_ec_ci; > const struct hwmon_chip_info *chip_info; > const struct ec_sensor_info *si; > + struct ec_sensors_data *ec_data; > enum hwmon_sensor_types type; > + unsigned long board_sensors; > + struct device *hwdev; > unsigned int i; > > - ec_data->board_sensors = get_board_sensors(dev); > - if (!ec_data->board_sensors) { > + board_sensors = get_board_sensors(&pdev->dev); > + if (!board_sensors) { > return -ENODEV; > } > > + ec_data = devm_kzalloc(&pdev->dev, sizeof(struct ec_sensors_data), > + GFP_KERNEL); > + if (!ec_data) { > + return -ENOMEM; > + } > + > + dev_set_drvdata(&pdev->dev, ec_data); > + ec_data->board_sensors = board_sensors; > ec_data->nr_sensors = board_sensors_count(ec_data->board_sensors); > - ec_data->sensors = devm_kcalloc(dev, ec_data->nr_sensors, > + ec_data->sensors = devm_kcalloc(&pdev->dev, ec_data->nr_sensors, > sizeof(struct ec_sensor), GFP_KERNEL);
Almost the entire change consists of replacing "dev" with "&pdev->dev". Please add struct device *dev = &pdev->dev; at the beginning of this function to avoid this.
Guenter
> > setup_sensor_data(ec_data); > - ec_data->registers = devm_kcalloc(dev, ec_data->nr_registers, > + ec_data->registers = devm_kcalloc(&pdev->dev, ec_data->nr_registers, > sizeof(u16), GFP_KERNEL); > - ec_data->read_buffer = devm_kcalloc(dev, ec_data->nr_registers, > + ec_data->read_buffer = devm_kcalloc(&pdev->dev, ec_data->nr_registers, > sizeof(u8), GFP_KERNEL); > > if (!ec_data->registers || !ec_data->read_buffer) { > @@ -622,7 +631,7 @@ static int __init configure_sensor_setup(struct device *dev) > > fill_ec_registers(ec_data); > > - ec_data->aml_mutex = asus_hw_access_mutex(dev); > + ec_data->aml_mutex = asus_hw_access_mutex(&pdev->dev); > > for (i = 0; i < ec_data->nr_sensors; ++i) { > si = get_sensor_info(ec_data, i); > @@ -635,11 +644,11 @@ static int __init configure_sensor_setup(struct device *dev) > nr_count[hwmon_chip]++, nr_types++; > > asus_ec_hwmon_chan = devm_kcalloc( > - dev, nr_types, sizeof(*asus_ec_hwmon_chan), GFP_KERNEL); > + &pdev->dev, nr_types, sizeof(*asus_ec_hwmon_chan), GFP_KERNEL); > if (!asus_ec_hwmon_chan) > return -ENOMEM; > > - ptr_asus_ec_ci = devm_kcalloc(dev, nr_types + 1, > + ptr_asus_ec_ci = devm_kcalloc(&pdev->dev, nr_types + 1, > sizeof(*ptr_asus_ec_ci), GFP_KERNEL); > if (!ptr_asus_ec_ci) > return -ENOMEM; > @@ -651,37 +660,21 @@ static int __init configure_sensor_setup(struct device *dev) > if (!nr_count[type]) > continue; > > - asus_ec_hwmon_add_chan_info(asus_ec_hwmon_chan, dev, > + asus_ec_hwmon_add_chan_info(asus_ec_hwmon_chan, &pdev->dev, > nr_count[type], type, > hwmon_attributes[type]); > *ptr_asus_ec_ci++ = asus_ec_hwmon_chan++; > } > > - dev_info(dev, "board has %d EC sensors that span %d registers", > + dev_info(&pdev->dev, "board has %d EC sensors that span %d registers", > ec_data->nr_sensors, ec_data->nr_registers); > > - hwdev = devm_hwmon_device_register_with_info(dev, "asusec", > + hwdev = devm_hwmon_device_register_with_info(&pdev->dev, "asusec", > ec_data, chip_info, NULL); > > return PTR_ERR_OR_ZERO(hwdev); > } > > -static int __init asus_ec_probe(struct platform_device *pdev) > -{ > - struct ec_sensors_data *state; > - int status = 0; > - > - state = devm_kzalloc(&pdev->dev, sizeof(struct ec_sensors_data), > - GFP_KERNEL); > - > - if (!state) { > - return -ENOMEM; > - } > - > - dev_set_drvdata(&pdev->dev, state); > - status = configure_sensor_setup(&pdev->dev); > - return status; > -} > > static const struct acpi_device_id acpi_ec_ids[] = { > /* Embedded Controller Device */
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