A-Team_Digital_Solutions/android_kernel_motorola_sm6375
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modules: power: Add a long heartbeat delay for discharging

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when the batttery is discharging, if the hearbeat work schedule time is
too short, and work frequently will lead to power consumption problems.

Change-Id: Id9120295ee1452b14e790d6bc5876fd5fd94c6c2
Signed-off-by: xuwt2 <xuwt2@lenovo.com>
Reviewed-on: https://gerrit.mot.com/1504442
SME-Granted: SME Approvals Granted
SLTApproved: Slta Waiver
Tested-by: Jira Key
Reviewed-by: Wentao Xu <xuwt2@motorola.com>
Reviewed-by: Yonghua Yan <yanyh2@motorola.com>
Reviewed-by: Jianqi Yang <yangj@motorola.com>
Submit-Approved: Jira Key
This commit is contained in:
xuwt2 2020-02-28 14:18:28 +08:00 • committed by Wentao Xu
commit ea3b1a99b2
1 changed files with 9 additions and 5 deletions
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14
drivers/power/qpnp-smbcharger-mmi/qpnp-smbcharger-mmi.c
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@ -177,6 +177,7 @@ enum {
#define HEARTBEAT_DELAY_MS 5000
#define HEARTBEAT_DUAL_DELAY_MS 10000
#define HEARTBEAT_FACTORY_MS 1000
#define HEARTBEAT_DISCHARGE_MS 60000
#define EMPTY_CYCLES 101
@ -3277,7 +3278,7 @@ static void mmi_heartbeat_work(struct work_struct *work)
struct smb_mmi_charger *chip = container_of(work,
struct smb_mmi_charger,
heartbeat_work.work);
int hb_resch_time;
int hb_resch_time = HEARTBEAT_DELAY_MS;
union power_supply_propval pval;
int rc, usb_suspend;
int batt_cap = 0;
@ -3309,10 +3310,6 @@ static void mmi_heartbeat_work(struct work_struct *work)
alarm_try_to_cancel(&chip->heartbeat_alarm);
mmi_dbg(chip, "Heartbeat!\n");
if (chip->factory_mode)
hb_resch_time = HEARTBEAT_FACTORY_MS;
else
hb_resch_time = HEARTBEAT_DELAY_MS;
chg_stat.charger_present = false;
rc = get_prop_batt_voltage_now(chip, chip->bms_psy, &pval);
@ -3385,6 +3382,13 @@ static void mmi_heartbeat_work(struct work_struct *work)
} else
chg_stat.charger_present = pval.intval & chg_stat.vbus_present;
if (chip->factory_mode)
hb_resch_time = HEARTBEAT_FACTORY_MS;
else if (chg_stat.charger_present || chg_stat.dc_present)
hb_resch_time = HEARTBEAT_DELAY_MS;
else
hb_resch_time = HEARTBEAT_DISCHARGE_MS;
mmi_chrg_rate_check(chip);
if (chip->vbus_enabled && chip->vbus && chg_stat.charger_present) {