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charging: change PM mechanism

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change PM notify mechanism to device PM
for increase device resume rate

Change-Id: Ief97148e4fe84fcfec6792687ca7b2b5972fc735
Signed-off-by: Haijian Ma <mahj8@motorola.com>
Reviewed-on: https://gerrit.mot.com/2371974
SME-Granted: SME Approvals Granted
SLTApproved: Slta Waiver
Tested-by: Jira Key
Reviewed-by: Huosheng Liao <liaohs@motorola.com>
Submit-Approved: Jira Key
This commit is contained in:
Haijian Ma 2022-08-26 11:38:39 +08:00
commit 0fdaeba9c7
2 changed files with 29 additions and 31 deletions
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58
drivers/power/sgm4154x_chg_mmi/sgm4154x_charger.c
View file

@ -2841,33 +2841,6 @@ static int sgm4154x_vbus_regulator_register(struct sgm4154x_device *sgm)
return ret;
}
static int sgm4154x_suspend_notifier(struct notifier_block *nb,
unsigned long event,
void *dummy)
{
struct sgm4154x_device *sgm = container_of(nb, struct sgm4154x_device, pm_nb);
switch (event) {
case PM_SUSPEND_PREPARE:
pr_err("sgm4154x PM_SUSPEND \n");
sgm->sgm4154x_suspend_flag = 1;
return NOTIFY_OK;
case PM_POST_SUSPEND:
pr_err("sgm4154x PM_RESUME \n");
sgm->sgm4154x_suspend_flag = 0;
return NOTIFY_OK;
default:
return NOTIFY_DONE;
}
}
static int sgm4154x_hw_chipid_detect(struct sgm4154x_device *sgm)
{
int ret = 0;
@ -3275,9 +3248,6 @@ static int sgm4154x_probe(struct i2c_client *client,
//rerun apsd and trigger charger detect when boot with charger
schedule_work(&sgm->rerun_apsd_work);
sgm->pm_nb.notifier_call = sgm4154x_suspend_notifier;
register_pm_notifier(&sgm->pm_nb);
ret = sgm4154x_power_supply_init(sgm, dev);
if (ret) {
dev_err(dev, "Failed to register power supply\n");
@ -3356,6 +3326,33 @@ static void sgm4154x_charger_shutdown(struct i2c_client *client)
pr_info("sgm4154x_charger_shutdown\n");
}
static int sgm4154x_suspend(struct device *dev)
{
struct i2c_client *client = to_i2c_client(dev);
struct sgm4154x_device *sgm = i2c_get_clientdata(client);
sgm->sgm4154x_suspend_flag = 1;
pr_info("sgm4154x PM_SUSPEND \n");
return 0;
}
static int sgm4154x_resume(struct device *dev)
{
struct i2c_client *client = to_i2c_client(dev);
struct sgm4154x_device *sgm = i2c_get_clientdata(client);
sgm->sgm4154x_suspend_flag = 0;
pr_info("sgm4154x PM_RESUME \n");
return 0;
}
static const struct dev_pm_ops sgm4154x_pm_ops = {
.resume = sgm4154x_resume,
.suspend = sgm4154x_suspend,
};
static const struct i2c_device_id sgm4154x_i2c_ids[] = {
{ "sgm41541", 0 },
{ "sgm41542", 0 },
@ -3382,6 +3379,7 @@ static struct i2c_driver sgm4154x_driver = {
.driver = {
.name = "sgm4154x-charger",
.of_match_table = sgm4154x_of_match,
.pm = &sgm4154x_pm_ops,
},
.probe = sgm4154x_probe,
.remove = sgm4154x_charger_remove,

2
drivers/power/sgm4154x_chg_mmi/sgm4154x_charger.h
View file

@ -336,7 +336,7 @@ struct sgm4154x_device {
struct work_struct charge_detect_work;
struct delayed_work charge_monitor_work;
struct notifier_block pm_nb;
bool sgm4154x_suspend_flag;
struct wakeup_source *charger_wakelock;