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>
---
changes in v3:
- moved up in the series
no changes in v2
---
drivers/hid/hid-logitech-hidpp.c | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/drivers/hid/hid-logitech-hidpp.c b/drivers/hid/hid-logitech-hidpp.c
index 22129dd..0781d2b 100644
--- a/drivers/hid/hid-logitech-hidpp.c
+++ b/drivers/hid/hid-logitech-hidpp.c
@@ -2463,6 +2463,13 @@ static void hidpp_connect_event(struct hidpp_device *hidpp)
hidpp_initialize_battery(hidpp);
+ /* forward current battery state */
+ if (hidpp->capabilities & HIDPP_CAPABILITY_HIDPP20_BATTERY) {
+ hidpp20_query_battery_info(hidpp);
+ if (hidpp->battery.ps)
+ power_supply_changed(hidpp->battery.ps);
+ }
+
if (!(hidpp->quirks & HIDPP_QUIRK_NO_HIDINPUT) || hidpp->delayed_input)
/* if the input nodes are already created, we can stop now */
return;
--
2.9.3
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