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Don't send key event for firmware controlled TF white only backlights, but only notify userspace of change

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This commit is contained in:
Werner Sembach 2023-05-31 14:17:11 +02:00
parent 52cf510303
commit 319d7b14a1
2 changed files with 52 additions and 24 deletions
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57
src/uniwill_keyboard.h
View file

@ -274,29 +274,40 @@ static void uniwill_write_kbd_bl_enable(u8 enable)
void uniwill_event_callb(u32 code)
{
if (uniwill_keyboard_driver.input_device != NULL)
if (!sparse_keymap_report_known_event(uniwill_keyboard_driver.input_device, code, 1, true)) {
TUXEDO_DEBUG("Unknown code - %d (%0#6x)\n", code, code);
}
// Special key combination when mode change key is pressed
if (code == UNIWILL_OSD_MODE_CHANGE_KEY_EVENT) {
input_report_key(uniwill_keyboard_driver.input_device, KEY_LEFTMETA, 1);
input_report_key(uniwill_keyboard_driver.input_device, KEY_LEFTALT, 1);
input_report_key(uniwill_keyboard_driver.input_device, KEY_F6, 1);
input_sync(uniwill_keyboard_driver.input_device);
input_report_key(uniwill_keyboard_driver.input_device, KEY_F6, 0);
input_report_key(uniwill_keyboard_driver.input_device, KEY_LEFTALT, 0);
input_report_key(uniwill_keyboard_driver.input_device, KEY_LEFTMETA, 0);
input_sync(uniwill_keyboard_driver.input_device);
}
// Refresh keyboard state and charging prio on cable switch event
if (code == UNIWILL_OSD_DC_ADAPTER_CHANGE) {
uniwill_leds_restore_state_extern();
msleep(50);
uw_charging_priority_write_state();
switch (code) {
case UNIWILL_OSD_MODE_CHANGE_KEY_EVENT:
// Special key combination when mode change key is pressed (the one next to
// the power key). Opens TCC by default when installed.
input_report_key(uniwill_keyboard_driver.input_device, KEY_LEFTMETA, 1);
input_report_key(uniwill_keyboard_driver.input_device, KEY_LEFTALT, 1);
input_report_key(uniwill_keyboard_driver.input_device, KEY_F6, 1);
input_sync(uniwill_keyboard_driver.input_device);
input_report_key(uniwill_keyboard_driver.input_device, KEY_F6, 0);
input_report_key(uniwill_keyboard_driver.input_device, KEY_LEFTALT, 0);
input_report_key(uniwill_keyboard_driver.input_device, KEY_LEFTMETA, 0);
input_sync(uniwill_keyboard_driver.input_device);
break;
case UNIWILL_OSD_DC_ADAPTER_CHANGE:
// Refresh keyboard state and charging prio on cable switch event
uniwill_leds_restore_state_extern();
msleep(50);
uw_charging_priority_write_state();
break;
case UNIWILL_OSD_KB_LED_LEVEL0:
case UNIWILL_OSD_KB_LED_LEVEL1:
case UNIWILL_OSD_KB_LED_LEVEL2:
case UNIWILL_OSD_KB_LED_LEVEL3:
case UNIWILL_OSD_KB_LED_LEVEL4:
// Notify userspace/UPower that the firmware changed the keyboard backlight
// brightness on white only keyboards. Fallthrough on other keyboards to
// emit KEY_KBDILLUMTOGGLE.
if (uniwill_leds_notify_brightness_change_extern())
return;
fallthrough;
default:
if (uniwill_keyboard_driver.input_device != NULL)
if (!sparse_keymap_report_known_event(uniwill_keyboard_driver.input_device, code, 1, true))
TUXEDO_DEBUG("Unknown code - %d (%0#6x)\n", code, code);
}
}

19
src/uniwill_leds.h
View file

@ -47,6 +47,7 @@ int uniwill_leds_init_early(struct platform_device *dev);
int uniwill_leds_init_late(struct platform_device *dev);
int uniwill_leds_remove(struct platform_device *dev);
enum uniwill_kb_backlight_types uniwill_leds_get_backlight_type(void);
int uniwill_leds_notify_brightness_change_extern(void);
void uniwill_leds_restore_state_extern(void);
void uniwill_leds_set_brightness_extern(enum led_brightness brightness);
void uniwill_leds_set_color_extern(u32 color);
@ -135,7 +136,8 @@ static struct led_classdev uniwill_led_cdev = {
.name = "white:" LED_FUNCTION_KBD_BACKLIGHT,
.max_brightness = UNIWILL_KBD_BRIGHTNESS_WHITE_MAX,
.brightness_set = &uniwill_leds_set_brightness,
.brightness = UNIWILL_KBD_BRIGHTNESS_WHITE_DEFAULT
.brightness = UNIWILL_KBD_BRIGHTNESS_WHITE_DEFAULT,
.flags = LED_BRIGHT_HW_CHANGED
};
static struct mc_subled uw_mcled_cdev_subleds[3] = {
@ -164,6 +166,7 @@ static struct led_classdev_mc uniwill_mcled_cdev = {
.led_cdev.max_brightness = UNIWILL_KBD_BRIGHTNESS_MAX,
.led_cdev.brightness_set = &uniwill_leds_set_brightness_mc,
.led_cdev.brightness = UNIWILL_KBD_BRIGHTNESS_DEFAULT,
.led_cdev.flags = LED_BRIGHT_HW_CHANGED,
.num_colors = 3,
.subled_info = uw_mcled_cdev_subleds
};
@ -282,6 +285,20 @@ enum uniwill_kb_backlight_types uniwill_leds_get_backlight_type(void) {
}
EXPORT_SYMBOL(uniwill_leds_get_backlight_type);
int uniwill_leds_notify_brightness_change_extern(void) {
u8 data = 0;
if (uw_leds_initialized) {
if (uniwill_kb_backlight_type == UNIWILL_KB_BACKLIGHT_TYPE_FIXED_COLOR) {
uniwill_read_ec_ram(UW_EC_REG_KBD_BL_STATUS, &data);
data = (data >> 5) & 0x3;
led_classdev_notify_brightness_hw_changed(&uniwill_led_cdev, data);
return true;
}
}
return false;
}
void uniwill_leds_restore_state_extern(void) {
u8 data;