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author | Matan Ziv-Av <matan@svgalib.org> | 2022-02-19 15:54:46 +0200 |
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committer | Hans de Goede <hdegoede@redhat.com> | 2022-02-23 11:36:24 +0100 |
commit | 07f5ed0eee011f2b76ee01a4939f3ff1d34ac5e3 (patch) | |
tree | e6b02687173a16d0e8de808e70dbd6f59dc73fcf /drivers | |
parent | 4b1be2fe63b80fd3af591268f1698a495e7f29be (diff) | |
download | linux-stable-07f5ed0eee011f2b76ee01a4939f3ff1d34ac5e3.tar.gz linux-stable-07f5ed0eee011f2b76ee01a4939f3ff1d34ac5e3.tar.bz2 linux-stable-07f5ed0eee011f2b76ee01a4939f3ff1d34ac5e3.zip |
lg-laptop: Move setting of battery charge limit to common location
For now leave also the driver specific location,
with deprecated warning in documentation.
Signed-off-by: Matan Ziv-Av <matan@svgalib.org>
Link: https://lore.kernel.org/r/eca2fa354f60b8a6e5a5c9c8e244fea56616970a.1645278914.git.matan@svgalib.org
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/platform/x86/Kconfig | 1 | ||||
-rw-r--r-- | drivers/platform/x86/lg-laptop.c | 57 |
2 files changed, 50 insertions, 8 deletions
diff --git a/drivers/platform/x86/Kconfig b/drivers/platform/x86/Kconfig index 8d1eec208854..09f4ab013dfa 100644 --- a/drivers/platform/x86/Kconfig +++ b/drivers/platform/x86/Kconfig @@ -915,6 +915,7 @@ config COMPAL_LAPTOP config LG_LAPTOP tristate "LG Laptop Extras" depends on ACPI + depends on ACPI_BATTERY depends on ACPI_WMI depends on INPUT select INPUT_SPARSEKMAP diff --git a/drivers/platform/x86/lg-laptop.c b/drivers/platform/x86/lg-laptop.c index a91847a551a7..332868b140ed 100644 --- a/drivers/platform/x86/lg-laptop.c +++ b/drivers/platform/x86/lg-laptop.c @@ -17,6 +17,8 @@ #include <linux/platform_device.h> #include <linux/types.h> +#include <acpi/battery.h> + #define LED_DEVICE(_name, max, flag) struct led_classdev _name = { \ .name = __stringify(_name), \ .max_brightness = max, \ @@ -458,14 +460,14 @@ static ssize_t fn_lock_show(struct device *dev, return sysfs_emit(buffer, "%d\n", status); } -static ssize_t battery_care_limit_store(struct device *dev, - struct device_attribute *attr, - const char *buffer, size_t count) +static ssize_t charge_control_end_threshold_store(struct device *dev, + struct device_attribute *attr, + const char *buf, size_t count) { unsigned long value; int ret; - ret = kstrtoul(buffer, 10, &value); + ret = kstrtoul(buf, 10, &value); if (ret) return ret; @@ -486,9 +488,9 @@ static ssize_t battery_care_limit_store(struct device *dev, return -EINVAL; } -static ssize_t battery_care_limit_show(struct device *dev, - struct device_attribute *attr, - char *buffer) +static ssize_t charge_control_end_threshold_show(struct device *device, + struct device_attribute *attr, + char *buf) { unsigned int status; union acpi_object *r; @@ -520,15 +522,52 @@ static ssize_t battery_care_limit_show(struct device *dev, if (status != 80 && status != 100) status = 0; - return sysfs_emit(buffer, "%d\n", status); + return sysfs_emit(buf, "%d\n", status); +} + +static ssize_t battery_care_limit_show(struct device *dev, + struct device_attribute *attr, + char *buffer) +{ + return charge_control_end_threshold_show(dev, attr, buffer); +} + +static ssize_t battery_care_limit_store(struct device *dev, + struct device_attribute *attr, + const char *buffer, size_t count) +{ + return charge_control_end_threshold_store(dev, attr, buffer, count); } static DEVICE_ATTR_RW(fan_mode); static DEVICE_ATTR_RW(usb_charge); static DEVICE_ATTR_RW(reader_mode); static DEVICE_ATTR_RW(fn_lock); +static DEVICE_ATTR_RW(charge_control_end_threshold); static DEVICE_ATTR_RW(battery_care_limit); +static int lg_battery_add(struct power_supply *battery) +{ + if (device_create_file(&battery->dev, + &dev_attr_charge_control_end_threshold)) + return -ENODEV; + + return 0; +} + +static int lg_battery_remove(struct power_supply *battery) +{ + device_remove_file(&battery->dev, + &dev_attr_charge_control_end_threshold); + return 0; +} + +static struct acpi_battery_hook battery_hook = { + .add_battery = lg_battery_add, + .remove_battery = lg_battery_remove, + .name = "LG Battery Extension", +}; + static struct attribute *dev_attributes[] = { &dev_attr_fan_mode.attr, &dev_attr_usb_charge.attr, @@ -711,6 +750,7 @@ static int acpi_add(struct acpi_device *device) led_classdev_register(&pf_device->dev, &tpad_led); wmi_input_setup(); + battery_hook_register(&battery_hook); return 0; @@ -728,6 +768,7 @@ static int acpi_remove(struct acpi_device *device) led_classdev_unregister(&tpad_led); led_classdev_unregister(&kbd_backlight); + battery_hook_unregister(&battery_hook); wmi_input_destroy(); platform_device_unregister(pf_device); pf_device = NULL; |