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asus-wmi-sensors
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Convert back to being on the platform device bus - this should enable to work with older versions of lm_sensors

This commit is contained in:
ed 2019-01-03 22:50:20 +00:00
parent 397d0a3ff2
commit 5a813481e0
1 changed files with 74 additions and 2 deletions
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76
asus-wmi-sensors.c
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@ -4,6 +4,7 @@
*
* Copyright (C) 2018 Ed Brindley <kernel@maidavale.org>
*/
#define PLATFORM_DRIVER
#include <linux/dmi.h>
#include <linux/hwmon.h>
@ -12,6 +13,7 @@
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/mutex.h>
#include <linux/platform_device.h>
#include <linux/wmi.h>
MODULE_AUTHOR("Ed Brindley <kernel@maidavale.org>");
@ -69,8 +71,13 @@ struct asus_wmi_sensor_info {
};
struct asus_wmi_sensors {
#ifdef PLATFORM_DRIVER
struct platform_driver platform_driver;
struct platform_device *platform_device;
#else
struct wmi_driver wmi_driver;
struct wmi_device *wmi_device;
#endif
u8 buffer;
struct mutex lock;
@ -324,8 +331,12 @@ static int configure_sensor_setup(struct asus_wmi_sensors *asus_wmi_sensors)
int i, idx;
int nr_count[hwmon_max] = {0}, nr_types = 0;
u32 nr_sensors = 0;
struct device *hwdev, *dev = &asus_wmi_sensors->wmi_device->dev;
struct device *hwdev;
#ifdef PLATFORM_DRIVER
struct device *dev = &asus_wmi_sensors->platform_device->dev;
#else
struct device *dev = &asus_wmi_sensors->wmi_device->dev;
#endif
struct hwmon_channel_info *asus_wmi_hwmon_chan;
struct asus_wmi_sensor_info *temp_sensor;
enum hwmon_sensor_types type;
@ -460,6 +471,8 @@ static int is_board_supported(void) {
return -ENODEV;
}
#ifndef PLATFORM_DRIVER
static int asus_wmi_sensors_probe(struct wmi_device *wdev)
{
struct device *dev = &wdev->dev;
@ -505,3 +518,62 @@ static struct wmi_driver asus_wmi_sensors = {
};
module_wmi_driver(asus_wmi_sensors);
#endif
#ifdef PLATFORM_DRIVER
static struct platform_device *asus_wmi_sensors_platform_device;
static int asus_wmi_probe(struct platform_device *pdev)
{
if (!wmi_has_guid(ASUS_HW_GUID)) {
pr_info("asuswmisensors: ASUS Management GUID not found\n");
return -ENODEV;
}
if (is_board_supported()) {
return -ENODEV;
}
pr_info("asuswmisensors: ASUS WMI sensors driver loaded\n");
return 0;
}
static struct platform_driver asus_wmi_sensors_platform_driver = {
.driver = {
.name = "asus-wmi-sensors",
},
.probe = asus_wmi_probe
};
static int __init asus_wmi_init(void)
{
struct asus_wmi_sensors *asus_wmi_sensors;
asus_wmi_sensors_platform_device = platform_create_bundle(&asus_wmi_sensors_platform_driver,
asus_wmi_probe,
NULL, 0, NULL, 0);
if (IS_ERR(asus_wmi_sensors_platform_device))
return PTR_ERR(asus_wmi_sensors_platform_device);
asus_wmi_sensors = devm_kzalloc(&asus_wmi_sensors_platform_device->dev, sizeof(struct asus_wmi_sensors), GFP_KERNEL);
if (!asus_wmi_sensors)
return -ENOMEM;
asus_wmi_sensors->platform_device = asus_wmi_sensors_platform_device;
asus_wmi_sensors->platform_driver = asus_wmi_sensors_platform_driver;
platform_set_drvdata(asus_wmi_sensors->platform_device, asus_wmi_sensors);
return configure_sensor_setup(asus_wmi_sensors);
}
static void __exit asus_wmi_exit(void)
{
platform_device_unregister(asus_wmi_sensors_platform_device);
platform_driver_unregister(&asus_wmi_sensors_platform_driver);
}
module_init(asus_wmi_init);
module_exit(asus_wmi_exit);
#endif