#define BQ27000_FLAG_FC BIT(5)
#define BQ27000_FLAG_CHGS BIT(7) /* Charge state flag */
+#define BQ27000_FLAGS_IMPORTANT (BQ27000_FLAG_FC|BQ27000_FLAG_CHGS|BIT(31))
+
#define BQ27500_REG_SOC 0x2C
#define BQ27500_REG_DCAP 0x3C /* Design capacity */
#define BQ27500_FLAG_DSC BIT(0)
#define BQ27500_FLAG_SOC1 BIT(2) /* State-of-Charge threshold 1 */
#define BQ27500_FLAG_FC BIT(9)
+#define BQ27500_FLAGS_IMPORTANT (BQ27500_FLAG_FC|BQ27500_FLAG_DSC|BIT(31))
+
#define BQ27000_RS 20 /* Resistor sense */
struct bq27x00_device_info;
{
struct bq27x00_reg_cache cache = {0, };
bool is_bq27500 = di->chip == BQ27500;
+ int flags_changed;
cache.flags = bq27x00_read(di, BQ27x00_REG_FLAGS, is_bq27500);
if (cache.flags >= 0) {
di->charge_design_full = bq27x00_battery_read_ilmd(di);
}
- if (memcmp(&di->cache, &cache, sizeof(cache)) != 0) {
- di->cache = cache;
+ flags_changed = di->cache.flags ^ cache.flags;
+ di->cache = cache;
+ if (is_bq27500)
+ flags_changed &= BQ27500_FLAGS_IMPORTANT;
+ else
+ flags_changed &= BQ27000_FLAGS_IMPORTANT;
+ if (flags_changed)
power_supply_changed(&di->bat);
- }
di->last_update = jiffies;
}