[Core] Change OLED task function to be boolean (#14864)

* [Core] Add kb level callbacks to OLED driver

* Update keyboards and keymaps

* Update docs

* Update userspace configs

* Add fix for my keymap ...

* update lefty

2 files changed, 6 insertions, 2 deletions

diff --git a/keyboards/suihankey/alpha/keymaps/default/keymap.c b/keyboards/suihankey/alpha/keymaps/default/keymap.c
index 79c4c3df6..b682f0f15 100644
--- a/keyboards/suihankey/alpha/keymaps/default/keymap.c
+++ b/keyboards/suihankey/alpha/keymaps/default/keymap.c
@@ -56,7 +56,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
 };
 
 #ifdef OLED_ENABLE
-void oled_task_user(void) {
+bool oled_task_user(void) {
   oled_write_P(PSTR("Layer: "), false);
   switch (biton32(layer_state)) {
     case BASE:
@@ -80,5 +80,7 @@ void oled_task_user(void) {
   oled_write_P(IS_HOST_LED_ON(USB_LED_NUM_LOCK) ? PSTR("NUMLCK ") : PSTR("       "), false);
   oled_write_P(IS_HOST_LED_ON(USB_LED_CAPS_LOCK) ? PSTR("CAPLCK ") : PSTR("       "), false);
   oled_write_P(IS_HOST_LED_ON(USB_LED_SCROLL_LOCK) ? PSTR("SCRLCK ") : PSTR("       "), false);
+
+    return false;
 }
 #endif
diff --git a/keyboards/suihankey/rev1/keymaps/default/keymap.c b/keyboards/suihankey/rev1/keymaps/default/keymap.c
index 79c4c3df6..b682f0f15 100644
--- a/keyboards/suihankey/rev1/keymaps/default/keymap.c
+++ b/keyboards/suihankey/rev1/keymaps/default/keymap.c
@@ -56,7 +56,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
 };
 
 #ifdef OLED_ENABLE
-void oled_task_user(void) {
+bool oled_task_user(void) {
   oled_write_P(PSTR("Layer: "), false);
   switch (biton32(layer_state)) {
     case BASE:
@@ -80,5 +80,7 @@ void oled_task_user(void) {
   oled_write_P(IS_HOST_LED_ON(USB_LED_NUM_LOCK) ? PSTR("NUMLCK ") : PSTR("       "), false);
   oled_write_P(IS_HOST_LED_ON(USB_LED_CAPS_LOCK) ? PSTR("CAPLCK ") : PSTR("       "), false);
   oled_write_P(IS_HOST_LED_ON(USB_LED_SCROLL_LOCK) ? PSTR("SCRLCK ") : PSTR("       "), false);
+
+    return false;
 }
 #endif