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system76-acpi-dkms
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Add keyboard color

This commit is contained in:
Jeremy Soller 2019-04-24 15:50:38 -06:00
parent 0ef00d922e
commit 290dbc4720
1 changed files with 46 additions and 0 deletions
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46
system76-coreboot.c
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@ -111,6 +111,44 @@ static void kb_led_set(struct led_classdev * led, enum led_brightness value) {
system76_set(data, "SKBL", (int)data->kb_brightness);
}
static ssize_t kb_led_color_show(struct device * dev, char *buf) {
struct led_clasdev * led = container_of(dev, struct led_classdev, dev);
struct system76_data * data = container_of(led, struct system76_data, kb_led);
return sprintf(buf, "%06X\n", data->kb_color);
}
static ssize_t kb_led_color_store(struct device * dev, const char *buf, size_t size) {
unsigned int val;
int ret;
struct led_clasdev * led = container_of(dev, struct led_classdev, dev);
struct system76_data * data = container_of(led, struct system76_data, kb_led);
ret = kstrtouint(buf, 16, &val);
if (ret) {
return ret;
}
if val > 0xFFFFFF {
return -EINVAL;
}
data->kb_color = (int)val;
system76_set(data, "SKBC", data->kb_color);
return size;
}
static const struct device_attribute kb_led_color_extra_dev_attr = {
.attr = {
.name = "color",
.mode = 0644,
},
.show = kb_led_color_show,
.store = kb_led_color_store,
};
static void system76_notify(struct acpi_device *acpi_dev, u32 event) {
int i;
struct system76_data * data = acpi_driver_data(acpi_dev);
@ -218,6 +256,10 @@ static int system76_add(struct acpi_device *acpi_dev) {
if (err) {
return err;
}
err = device_create_file(data->kb_led.dev, &kb_led_color_dev_attr);
if (err) {
return err;
}
return 0;
}
@ -225,6 +267,10 @@ static int system76_add(struct acpi_device *acpi_dev) {
static int system76_remove(struct acpi_device *acpi_dev) {
struct system76_data *data = acpi_driver_data(acpi_dev);
if (data->kb_color >= 0) {
device_remove_file(kb_led.dev, &kb_led_color_dev_attr);
}
devm_led_classdev_unregister(&acpi_dev->dev, &data->ap_led);
devm_led_classdev_unregister(&acpi_dev->dev, &data->kb_led);