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-rw-r--r--include/hardware/lights.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/hardware/lights.h b/include/hardware/lights.h
index 4973829..539a3e1 100644
--- a/include/hardware/lights.h
+++ b/include/hardware/lights.h
@@ -112,6 +112,9 @@ struct light_state_t {
*
* The high byte should be ignored. Callers will set it to 0xff (which
* would correspond to 255 alpha).
+ *
+ * On CM12.1, the high byte value can be implemented to control the LEDs
+ * Brightness from the Lights settings. The value goes from 0x01 to 0xFF.
*/
unsigned int color;