evie/android_kernel_oneplus_msm8998
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qcom: smblib: supsend USB input during boost

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In parallel configuration, suspend one charger usb input before the
other enters boost mode. Even more so in USBIN-USBIN mode.

Change-Id: I63728421b7697e70bbd83c4c82203b7ebafdaa9f
Signed-off-by: Harry Yang <harryy@codeaurora.org>
This commit is contained in:
Harry Yang 2017-03-22 22:45:25 -07:00
parent 4469fe08a7
commit 606d9c3405
2 changed files with 11 additions and 0 deletions
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10
drivers/power/supply/qcom/smb-lib.c
View file

@ -1346,6 +1346,14 @@ int smblib_vbus_regulator_enable(struct regulator_dev *rdev)
if (chg->otg_en) if (chg->otg_en)
goto unlock; goto unlock;
if (!chg->usb_icl_votable) {
chg->usb_icl_votable = find_votable("USB_ICL");
if (!chg->usb_icl_votable)
return -EINVAL;
}
vote(chg->usb_icl_votable, USBIN_USBIN_BOOST_VOTER, true, 0);
rc = _smblib_vbus_regulator_enable(rdev); rc = _smblib_vbus_regulator_enable(rdev);
if (rc >= 0) if (rc >= 0)
chg->otg_en = true; chg->otg_en = true;
@ -1409,6 +1417,8 @@ int smblib_vbus_regulator_disable(struct regulator_dev *rdev)
if (rc >= 0) if (rc >= 0)
chg->otg_en = false; chg->otg_en = false;
if (chg->usb_icl_votable)
vote(chg->usb_icl_votable, USBIN_USBIN_BOOST_VOTER, false, 0);
unlock: unlock:
mutex_unlock(&chg->otg_oc_lock); mutex_unlock(&chg->otg_oc_lock);
return rc; return rc;

1
drivers/power/supply/qcom/smb-lib.h
View file

@ -50,6 +50,7 @@ enum print_reason {
#define VBUS_CC_SHORT_VOTER "VBUS_CC_SHORT_VOTER" #define VBUS_CC_SHORT_VOTER "VBUS_CC_SHORT_VOTER"
#define PD_INACTIVE_VOTER "PD_INACTIVE_VOTER" #define PD_INACTIVE_VOTER "PD_INACTIVE_VOTER"
#define BOOST_BACK_VOTER "BOOST_BACK_VOTER" #define BOOST_BACK_VOTER "BOOST_BACK_VOTER"
#define USBIN_USBIN_BOOST_VOTER "USBIN_USBIN_BOOST_VOTER"
#define HVDCP_INDIRECT_VOTER "HVDCP_INDIRECT_VOTER" #define HVDCP_INDIRECT_VOTER "HVDCP_INDIRECT_VOTER"
#define MICRO_USB_VOTER "MICRO_USB_VOTER" #define MICRO_USB_VOTER "MICRO_USB_VOTER"
#define DEBUG_BOARD_VOTER "DEBUG_BOARD_VOTER" #define DEBUG_BOARD_VOTER "DEBUG_BOARD_VOTER"