Messages in this thread Patch in this message | | | From | Tim Wawrzynczak <> | Subject | [PATCH 1/2] power: supply: Add new power supply prop for date of manufacture | Date | Tue, 9 Jun 2020 13:22:36 -0600 |
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The Smart Battery Specification v1.1 defines Manufacture Date as one of its availabe registers. This patch adds this as a property so that power_supply drivers can support the property and report it in syfs.
Signed-off-by: Tim Wawrzynczak <twawrzynczak@chromium.org> Change-Id: I90bf8c67b0cd531f2155404424a98302a1c931d6 --- drivers/power/supply/power_supply_sysfs.c | 3 ++- include/linux/power_supply.h | 1 + 2 files changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/power/supply/power_supply_sysfs.c b/drivers/power/supply/power_supply_sysfs.c index f37ad4eae60b9..ac6d9992a8675 100644 --- a/drivers/power/supply/power_supply_sysfs.c +++ b/drivers/power/supply/power_supply_sysfs.c @@ -171,7 +171,7 @@ static ssize_t power_supply_show_property(struct device *dev, ret = sprintf(buf, "%s\n", power_supply_scope_text[value.intval]); break; - case POWER_SUPPLY_PROP_MODEL_NAME ... POWER_SUPPLY_PROP_SERIAL_NUMBER: + case POWER_SUPPLY_PROP_MODEL_NAME ... POWER_SUPPLY_PROP_MANUFACTURE_DATE: ret = sprintf(buf, "%s\n", value.strval); break; default: @@ -310,6 +310,7 @@ static struct device_attribute power_supply_attrs[] = { POWER_SUPPLY_ATTR(model_name), POWER_SUPPLY_ATTR(manufacturer), POWER_SUPPLY_ATTR(serial_number), + POWER_SUPPLY_ATTR(manufacture_date), }; static struct attribute * diff --git a/include/linux/power_supply.h b/include/linux/power_supply.h index 28413f737e7d0..67839bb0a46b6 100644 --- a/include/linux/power_supply.h +++ b/include/linux/power_supply.h @@ -162,6 +162,7 @@ enum power_supply_property { POWER_SUPPLY_PROP_MODEL_NAME, POWER_SUPPLY_PROP_MANUFACTURER, POWER_SUPPLY_PROP_SERIAL_NUMBER, + POWER_SUPPLY_PROP_MANUFACTURE_DATE, }; enum power_supply_type { -- 2.26.2
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