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HID: logitech-hidpp: notify battery on connect 

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@redhat.com>
Tested-by: Bastien Nocera <hadess@hadess.net>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
This commit is contained in:
Benjamin Tissoires 2017-03-27 16:59:33 +02:00 committed by Jiri Kosina
parent a9525b80fe
commit 9b9c519f1f
1 changed files with 7 additions and 0 deletions
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7
drivers/hid/hid-logitech-hidpp.c
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@ -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;