diff options
Diffstat (limited to 'board/yuna/led.c')
| -rw-r--r-- | board/yuna/led.c | 22 |
1 files changed, 19 insertions, 3 deletions
diff --git a/board/yuna/led.c b/board/yuna/led.c index 8e736c2d5d..47e7bae4ac 100644 --- a/board/yuna/led.c +++ b/board/yuna/led.c @@ -15,6 +15,10 @@ #include "led_common.h" #include "util.h" +#define CRITICAL_LOW_BATTERY_PERMILLAGE 71 +#define LOW_BATTERY_PERMILLAGE 137 +#define FULL_BATTERY_PERMILLAGE 937 + #define LED_TOTAL_4SECS_TICKS 16 #define LED_TOTAL_2SECS_TICKS 8 #define LED_ON_1SEC_TICKS 4 @@ -145,24 +149,36 @@ static void yuna_led_set_battery(void) { static int battery_ticks; uint32_t chflags = charge_get_flags(); + int remaining_capacity; + int full_charge_capacity; + int permillage; battery_ticks++; + remaining_capacity = *(int *)host_get_memmap(EC_MEMMAP_BATT_CAP); + full_charge_capacity = *(int *)host_get_memmap(EC_MEMMAP_BATT_LFCC); + permillage = !full_charge_capacity ? 0 : + (1000 * remaining_capacity) / full_charge_capacity; + switch (charge_get_state()) { case PWR_STATE_CHARGE: - yuna_led_set_color_battery(LED_AMBER); + /* Make the percentage approximate to UI shown */ + yuna_led_set_color_battery(permillage < + FULL_BATTERY_PERMILLAGE ? LED_AMBER : LED_BLUE); break; case PWR_STATE_CHARGE_NEAR_FULL: yuna_led_set_color_battery(LED_BLUE); break; case PWR_STATE_DISCHARGE: /* Less than 3%, blink one second every two seconds */ - if (charge_get_percent() < BATTERY_LEVEL_SHUTDOWN) + if (!chipset_in_state(CHIPSET_STATE_ANY_OFF) && + permillage <= CRITICAL_LOW_BATTERY_PERMILLAGE) yuna_led_set_color_battery( (battery_ticks % LED_TOTAL_2SECS_TICKS < LED_ON_1SEC_TICKS) ? LED_AMBER : LED_OFF); /* Less than 10%, blink one second every four seconds */ - else if (charge_get_percent() < BATTERY_LEVEL_LOW) + else if (!chipset_in_state(CHIPSET_STATE_ANY_OFF) && + permillage <= LOW_BATTERY_PERMILLAGE) yuna_led_set_color_battery( (battery_ticks % LED_TOTAL_4SECS_TICKS < LED_ON_1SEC_TICKS) ? LED_AMBER : LED_OFF); |