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Subject[RFC 1/2] power: power_supply: add new property POWER_SUPPLY_PROP_POLL_INTERVAL
Date
Add new POWER_SUPPLY_PROP_POLL_INTERVAL property to display/set update
interval in milliseconds of the device.

Signed-off-by: Matt Ranostay <matt@ranostay.consulting>
---
Documentation/power/power_supply_class.txt | 1 +
drivers/power/power_supply_sysfs.c | 1 +
include/linux/power_supply.h | 1 +
3 files changed, 3 insertions(+)

diff --git a/Documentation/power/power_supply_class.txt b/Documentation/power/power_supply_class.txt
index 82dacc06e355..c2e97872374a 100644
--- a/Documentation/power/power_supply_class.txt
+++ b/Documentation/power/power_supply_class.txt
@@ -158,6 +158,7 @@ while battery powers a load)
TIME_TO_FULL - seconds left for battery to be considered full (i.e.
while battery is charging)

+POLL_INTERVAL - seconds between battery stats querying

Battery <-> external power supply interaction
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
diff --git a/drivers/power/power_supply_sysfs.c b/drivers/power/power_supply_sysfs.c
index 80fed98832f9..df66fad322c2 100644
--- a/drivers/power/power_supply_sysfs.c
+++ b/drivers/power/power_supply_sysfs.c
@@ -198,6 +198,7 @@ static struct device_attribute power_supply_attrs[] = {
POWER_SUPPLY_ATTR(scope),
POWER_SUPPLY_ATTR(charge_term_current),
POWER_SUPPLY_ATTR(calibrate),
+ POWER_SUPPLY_ATTR(poll_interval),
/* Properties of type `const char *' */
POWER_SUPPLY_ATTR(model_name),
POWER_SUPPLY_ATTR(manufacturer),
diff --git a/include/linux/power_supply.h b/include/linux/power_supply.h
index 751061790626..5d45ac511a64 100644
--- a/include/linux/power_supply.h
+++ b/include/linux/power_supply.h
@@ -148,6 +148,7 @@ enum power_supply_property {
POWER_SUPPLY_PROP_SCOPE,
POWER_SUPPLY_PROP_CHARGE_TERM_CURRENT,
POWER_SUPPLY_PROP_CALIBRATE,
+ POWER_SUPPLY_PROP_POLL_INTERVAL, /* in seconds! */
/* Properties of type `const char *' */
POWER_SUPPLY_PROP_MODEL_NAME,
POWER_SUPPLY_PROP_MANUFACTURER,
--
2.7.4
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