When a device reconnects, there is a high chance its power supply has
been changed (for a battery replacement for instance). Just forward
the battery state here.
Signed-off-by: Benjamin Tissoires <benjamin.tissoires@xxxxxxxxxx>
---
drivers/hid/hid-logitech-hidpp.c | 14 +++++++++++---
1 file changed, 11 insertions(+), 3 deletions(-)
diff --git a/drivers/hid/hid-logitech-hidpp.c b/drivers/hid/hid-logitech-hidpp.c
index 1fd95c2..3ae2f41 100644
--- a/drivers/hid/hid-logitech-hidpp.c
+++ b/drivers/hid/hid-logitech-hidpp.c
@@ -2557,9 +2557,6 @@ static int hidpp_initialize_battery(struct hidpp_device *hidpp)
return ret;
hidpp->quirks |= HIDPP_QUIRK_HIDPP20_BATTERY;
} else {
- ret = hidpp10_enable_battery_reporting(hidpp);
- if (ret)
- return -ENOENT;
ret = hidpp10_query_battery_status(hidpp);
if (ret) {
ret = hidpp10_query_battery_mileage(hidpp);
@@ -2693,6 +2690,17 @@ static void hidpp_connect_event(struct hidpp_device *hidpp)
hidpp_initialize_battery(hidpp);
+ /* forward current battery state */
+ if (hidpp->quirks & HIDPP_QUIRK_HIDPP10_BATTERY) {
+ hidpp10_enable_battery_reporting(hidpp);
+ hidpp10_query_battery_status(hidpp);
+ hidpp10_query_battery_mileage(hidpp);
+ } else if (hidpp->quirks & HIDPP_QUIRK_HIDPP20_BATTERY) {
+ hidpp20_query_battery_info(hidpp);
+ }
+ if (hidpp->battery.ps)
+ power_supply_changed(hidpp->battery.ps);
+
if (!(hidpp->quirks & HIDPP_QUIRK_NO_HIDINPUT))
/* if HID created the input nodes for us, we can stop now */
return;
--
2.9.3
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