[PATCH 5/5] power: supply: core: supply battery soc with decimal form

[Qiwu Huang <yanziily@gmail.com>]

From: Qiwu Huang <huangqiwu@xiaomi.com>

Broadcast battery soc with decimal form.
soc_decimal is the decimal part of battery soc.
soc_decimal_rate is update frequency of decimal
part of battery soc.

Signed-off-by: Qiwu Huang <huangqiwu@xiaomi.com>
---
 Documentation/ABI/testing/sysfs-class-power | 20 ++++++++++++++++++++
 drivers/power/supply/power_supply_sysfs.c   |  2 ++
 include/linux/power_supply.h                |  2 ++
 3 files changed, 24 insertions(+)

diff --git a/Documentation/ABI/testing/sysfs-class-power b/Documentation/ABI/testing/sysfs-class-power
index 1f489a250c19..60c5a0dd1b98 100644
--- a/Documentation/ABI/testing/sysfs-class-power
+++ b/Documentation/ABI/testing/sysfs-class-power
@@ -349,6 +349,26 @@ Description:
 		Access: Read
 		Valid values: Represented in microvolts
 
+What:		/sys/class/power_supply/<supply_name>/soc_decimal,
+Date:		Jul 2020
+Contact:	jiangfei1@xiaomi.com
+Description:
+		Broadcast battery soc with decimal form.
+		soc_decimal is the start decimal part of battery soc.
+
+		Access: Read
+                Valid values: 0 - 100
+
+What:		/sys/class/power_supply/<supply_name>/soc_decimal_rate,
+Date:		Jul 2020
+Contact:	jiangfei1@xiaomi.com
+Description:
+		Broadcast battery soc with decimal form.
+		soc_decimal_rate is the decimal part of battery soc update freqency.
+
+		Access: Read
+                Valid values: 0 - 100
+
 ===== USB Properties =====
 
 What: 		/sys/class/power_supply/<supply_name>/current_avg
diff --git a/drivers/power/supply/power_supply_sysfs.c b/drivers/power/supply/power_supply_sysfs.c
index 4be762abba89..8defc22e0d7f 100644
--- a/drivers/power/supply/power_supply_sysfs.c
+++ b/drivers/power/supply/power_supply_sysfs.c
@@ -210,6 +210,8 @@ static struct power_supply_attr power_supply_attrs[] = {
 	POWER_SUPPLY_ATTR(tx_adapter),
 	POWER_SUPPLY_ATTR(signal_strength),
 	POWER_SUPPLY_ATTR(reverse_chg_mode),
+	POWER_SUPPLY_ATTR(soc_decimal),
+	POWER_SUPPLY_ATTR(soc_decimal_rate),
 };
 
 static struct attribute *
diff --git a/include/linux/power_supply.h b/include/linux/power_supply.h
index 319bf6456867..d1aa5497938e 100644
--- a/include/linux/power_supply.h
+++ b/include/linux/power_supply.h
@@ -171,6 +171,8 @@ enum power_supply_property {
 	POWER_SUPPLY_PROP_TX_ADAPTER,
 	POWER_SUPPLY_PROP_SIGNAL_STRENGTH,
 	POWER_SUPPLY_PROP_REVERSE_CHG_MODE,
+	POWER_SUPPLY_PROP_SOC_DECIMAL,
+	POWER_SUPPLY_PROP_SOC_DECIMAL_RATE,
 };
 
 enum power_supply_type {
-- 
2.26.0