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Subject[PATCH v2 2/5] power: supply: core: add wireless charger adapter type property
Date
From: Qiwu Huang <huangqiwu@xiaomi.com>

Reports what type of wireless adapter connection is
currently active forthe supply.
for example it can show if ADAPTER_PD capable source is attached.

Signed-off-by: Qiwu Huang <huangqiwu@xiaomi.com>
---
Documentation/ABI/testing/sysfs-class-power | 11 +++++++++++
drivers/power/supply/power_supply_sysfs.c | 1 +
include/linux/power_supply.h | 1 +
3 files changed, 13 insertions(+)

diff --git a/Documentation/ABI/testing/sysfs-class-power b/Documentation/ABI/testing/sysfs-class-power
index d3169d47e359..cd07d3f4e8b1 100644
--- a/Documentation/ABI/testing/sysfs-class-power
+++ b/Documentation/ABI/testing/sysfs-class-power
@@ -718,3 +718,14 @@ Contact: Fei Jiang <jiangfei1@xiaomi.com>
Access: Read-Only
Valid values: Reported as integer

+===== Wireless Charger Properties =====
+What: /sys/class/power_supply/<supply_name>/tx_adapter
+Date: Jul 2020
+Contact: Fei Jiang <jiangfei1@xiaomi.com>
+Description:
+ Reports what type of wireless adapter connection is currently active for
+ the supply, for example it can show if ADAPTER_PD capable source
+ is attached.
+
+ Access: Read-Only
+ Valid values: Reported as integer
diff --git a/drivers/power/supply/power_supply_sysfs.c b/drivers/power/supply/power_supply_sysfs.c
index 9554d7907373..f2458e21d02b 100644
--- a/drivers/power/supply/power_supply_sysfs.c
+++ b/drivers/power/supply/power_supply_sysfs.c
@@ -207,6 +207,7 @@ static struct power_supply_attr power_supply_attrs[] = {
POWER_SUPPLY_ATTR(MANUFACTURER),
POWER_SUPPLY_ATTR(SERIAL_NUMBER),
POWER_SUPPLY_ATTR(QUICK_CHARGE_TYPE),
+ POWER_SUPPLY_ATTR(TX_ADAPTER),
};

static struct attribute *
diff --git a/include/linux/power_supply.h b/include/linux/power_supply.h
index 3fe7e9ef2f0f..2de9a4c93723 100644
--- a/include/linux/power_supply.h
+++ b/include/linux/power_supply.h
@@ -168,6 +168,7 @@ enum power_supply_property {
POWER_SUPPLY_PROP_MANUFACTURER,
POWER_SUPPLY_PROP_SERIAL_NUMBER,
POWER_SUPPLY_PROP_QUICK_CHARGE_TYPE,
+ POWER_SUPPLY_PROP_TX_ADAPTER,
};

enum power_supply_type {
--
2.27.0
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