evie/android_kernel_oneplus_msm8998
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Merge "power: smb-lib: Disable USB IRQs during high duty cycle"

Browse source
This commit is contained in:
Linux Build Service Account 2017-09-27 20:05:48 -07:00 • committed by Gerrit - the friendly Code Review server
commit f468a5a27d
1 changed files with 10 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

10
drivers/power/supply/qcom/smb-lib.c
View file

@ -4057,6 +4057,14 @@ irqreturn_t smblib_handle_high_duty_cycle(int irq, void *data)
struct smb_charger *chg = irq_data->parent_data;
chg->is_hdc = true;
/*
* Disable usb IRQs after the flag set and re-enable IRQs after
* the flag cleared in the delayed work queue, to avoid any IRQ
* storming during the delays
*/
if (chg->irq_info[HIGH_DUTY_CYCLE_IRQ].irq)
disable_irq_nosync(chg->irq_info[HIGH_DUTY_CYCLE_IRQ].irq);
schedule_delayed_work(&chg->clear_hdc_work, msecs_to_jiffies(60));
return IRQ_HANDLED;
@ -4234,6 +4242,8 @@ static void clear_hdc_work(struct work_struct *work)
clear_hdc_work.work);
chg->is_hdc = 0;
if (chg->irq_info[HIGH_DUTY_CYCLE_IRQ].irq)
enable_irq(chg->irq_info[HIGH_DUTY_CYCLE_IRQ].irq);
}
static void rdstd_cc2_detach_work(struct work_struct *work)