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From:   Qiwu Huang <yanziily@gmail.com>
To:     sre@kernel.org
Cc:     linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org,
        gregkh@linuxfoundation.org, jiangfei1@xiaomi.com,
        Qiwu Huang <huangqiwu@xiaomi.com>
Subject: [PATCH v6 1/4] power: supply: core: add quick charge type property
Date:   Tue, 21 Jul 2020 19:15:36 +0800
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From: Qiwu Huang <huangqiwu@xiaomi.com>

Reports the kind of quick charge type based on
different adapter power.

Signed-off-by: Qiwu Huang <huangqiwu@xiaomi.com>
---
 Documentation/ABI/testing/sysfs-class-power | 21 +++++++++++++++++++++
 drivers/power/supply/power_supply_sysfs.c   |  1 +
 include/linux/power_supply.h                | 10 ++++++++++
 3 files changed, 32 insertions(+)

diff --git a/Documentation/ABI/testing/sysfs-class-power b/Documentation/ABI/testing/sysfs-class-power
index 216d61a22f1e..dd3773dcf16a 100644
--- a/Documentation/ABI/testing/sysfs-class-power
+++ b/Documentation/ABI/testing/sysfs-class-power
@@ -708,3 +708,24 @@ Description:
 
 		Access: Read
 		Valid values: 1-31
+
+What:		/sys/class/power_supply/<supply_name>/quick_charge_type
+Date:		Jul 2020
+Contact:	Fei Jiang <jiangfei1@xiaomi.com>
+		Description:
+		Reports the kind of quick charge type based on different adapter power.
+		Different quick charge type represent different charging power.
+		QUICK_CHARGE_NORMAL : Charging Power <= 10W
+		QUICK_CHARGE_FAST : 10W < Charging Power <= 20W
+		QUICK_CHARGE_FLASH : 20W < Charging Power <= 30W
+		QUICK_CHARGE_TURBE : 30W < Charging Power <= 50W
+		QUICK_CHARGE_SUPER : Charging Power > 50W
+
+		Access: Read-Only
+		Valid values:
+			0: QUICK_CHARGE_NORMAL,
+			1: QUICK_CHARGE_FAST,
+			2: QUICK_CHARGE_FLASH,
+			3: QUICK_CHARGE_TURBE,
+			4: QUICK_CHARGE_SUPER.
+
diff --git a/drivers/power/supply/power_supply_sysfs.c b/drivers/power/supply/power_supply_sysfs.c
index bc79560229b5..9554d7907373 100644
--- a/drivers/power/supply/power_supply_sysfs.c
+++ b/drivers/power/supply/power_supply_sysfs.c
@@ -206,6 +206,7 @@ static struct power_supply_attr power_supply_attrs[] = {
 	POWER_SUPPLY_ATTR(MODEL_NAME),
 	POWER_SUPPLY_ATTR(MANUFACTURER),
 	POWER_SUPPLY_ATTR(SERIAL_NUMBER),
+	POWER_SUPPLY_ATTR(QUICK_CHARGE_TYPE),
 };
 
 static struct attribute *
diff --git a/include/linux/power_supply.h b/include/linux/power_supply.h
index ac1345a48ad0..f35c661a2544 100644
--- a/include/linux/power_supply.h
+++ b/include/linux/power_supply.h
@@ -167,6 +167,7 @@ enum power_supply_property {
 	POWER_SUPPLY_PROP_MODEL_NAME,
 	POWER_SUPPLY_PROP_MANUFACTURER,
 	POWER_SUPPLY_PROP_SERIAL_NUMBER,
+	POWER_SUPPLY_PROP_QUICK_CHARGE_TYPE,
 };
 
 enum power_supply_type {
@@ -197,6 +198,15 @@ enum power_supply_usb_type {
 	POWER_SUPPLY_USB_TYPE_APPLE_BRICK_ID,	/* Apple Charging Method */
 };
 
+enum power_supply_quick_charge_type {
+	QUICK_CHARGE_NORMAL = 0,		/* Charging Power <= 10W */
+	QUICK_CHARGE_FAST,			/* 10W < Charging Power <= 20W */
+	QUICK_CHARGE_FLASH,			/* 20W < Charging Power <= 30W */
+	QUICK_CHARGE_TURBE,			/* 30W < Charging Power <= 50W */
+	QUICK_CHARGE_SUPER,			/* Charging Power > 50W */
+	QUICK_CHARGE_MAX,
+};
+
 enum power_supply_notifier_events {
 	PSY_EVENT_PROP_CHANGED,
 };
-- 
2.27.0