Merge "power: qpnp-smbcharger: add support to control hvdcp3 detection dynamically" (cf067b80) · Commits · e / devices / android_kernel_xiaomi_markw

drivers/power/qpnp-smbcharger.c

+42 −0

Original line number	Diff line number	Diff line
		@@ -139,6 +139,7 @@ struct smbchg_chip {
		bool vbat_above_headroom;
		bool force_aicl_rerun;
		bool hvdcp3_supported;
		bool allow_hvdcp3_detection;
		bool restricted_charging;
		bool skip_usb_suspend_for_fake_battery;
		bool hvdcp_not_supported;
		@@ -5104,6 +5105,30 @@ static int fake_insertion_removal(struct smbchg_chip *chip, bool insertion)
		return 0;
		}

		static void smbchg_handle_hvdcp3_disable(struct smbchg_chip *chip)
		{
		enum power_supply_type usb_supply_type;
		char *usb_type_name = "NULL";

		if (chip->allow_hvdcp3_detection)
		return;

		chip->pulse_cnt = 0;

		if (is_hvdcp_present(chip)) {
		smbchg_change_usb_supply_type(chip,
		POWER_SUPPLY_TYPE_USB_HVDCP);
		} else if (is_usb_present(chip)) {
		read_usb_type(chip, &usb_type_name, &usb_supply_type);
		smbchg_change_usb_supply_type(chip, usb_supply_type);
		if (usb_supply_type == POWER_SUPPLY_TYPE_USB_DCP)
		schedule_delayed_work(&chip->hvdcp_det_work,
		msecs_to_jiffies(HVDCP_NOTIFY_MS));
		} else {
		smbchg_change_usb_supply_type(chip, POWER_SUPPLY_TYPE_UNKNOWN);
		}
		}

		static int smbchg_prepare_for_pulsing(struct smbchg_chip *chip)
		{
		int rc = 0;
		@@ -5320,6 +5345,9 @@ out:
		pr_smb(PR_MISC, "HVDCP removed\n");
		update_usb_status(chip, 0, 0);
		}

		smbchg_handle_hvdcp3_disable(chip);

		return rc;
		}

		@@ -5504,6 +5532,8 @@ static int smbchg_unprepare_for_pulsing_lite(struct smbchg_chip *chip)
		if (rc < 0)
		pr_err("Couldn't retract HVDCP ICL vote rc=%d\n", rc);

		smbchg_handle_hvdcp3_disable(chip);

		return rc;
		}

		@@ -5718,6 +5748,7 @@ static enum power_supply_property smbchg_battery_properties[] = {
		POWER_SUPPLY_PROP_INPUT_CURRENT_LIMITED,
		POWER_SUPPLY_PROP_RERUN_AICL,
		POWER_SUPPLY_PROP_RESTRICTED_CHARGING,
		POWER_SUPPLY_PROP_ALLOW_HVDCP3,
		};

		static int smbchg_battery_set_property(struct power_supply *psy,
		@@ -5795,6 +5826,12 @@ static int smbchg_battery_set_property(struct power_supply *psy,
		if (chip->typec_psy)
		update_typec_otg_status(chip, val->intval, false);
		break;
		case POWER_SUPPLY_PROP_ALLOW_HVDCP3:
		if (chip->allow_hvdcp3_detection != val->intval) {
		chip->allow_hvdcp3_detection = !!val->intval;
		power_supply_changed(&chip->batt_psy);
		}
		break;
		default:
		return -EINVAL;
		}
		@@ -5818,6 +5855,7 @@ static int smbchg_battery_is_writeable(struct power_supply *psy,
		case POWER_SUPPLY_PROP_DP_DM:
		case POWER_SUPPLY_PROP_RERUN_AICL:
		case POWER_SUPPLY_PROP_RESTRICTED_CHARGING:
		case POWER_SUPPLY_PROP_ALLOW_HVDCP3:
		rc = 1;
		break;
		default:
		@@ -5915,6 +5953,9 @@ static int smbchg_battery_get_property(struct power_supply *psy,
		case POWER_SUPPLY_PROP_INPUT_CURRENT_NOW:
		val->intval = smbchg_get_iusb(chip);
		break;
		case POWER_SUPPLY_PROP_ALLOW_HVDCP3:
		val->intval = chip->allow_hvdcp3_detection;
		break;
		default:
		return -EINVAL;
		}
		@@ -8134,6 +8175,7 @@ static int smbchg_probe(struct spmi_device *spmi)
		}
		}
		chip->psy_registered = true;
		chip->allow_hvdcp3_detection = true;

		if (chip->cfg_chg_led_support &&
		chip->schg_version == QPNP_SCHG_LITE) {