HID: sony: Set initial battery level to 100% to avoid false low battery warnings

Set the initial battery level to 100% to avoid false low battery warnings if
the battery state is polled before a report with the actual battery level is
received.

Signed-off-by: Frank Praznik <frank.praznik@oh.rr.com>
Reviewed-by: David Herrmann <dh.herrmann@gmail.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>

1 files changed, 5 insertions, 0 deletions

diff --git a/drivers/hid/hid-sony.c b/drivers/hid/hid-sony.c
index 40dfa4b4252e..24ce8cd556e7 100644
--- a/drivers/hid/hid-sony.c
+++ b/drivers/hid/hid-sony.c
@@ -1402,6 +1402,11 @@ static int sony_battery_probe(struct sony_sc *sc)
         struct hid_device *hdev = sc->hdev;
         int ret;
 
+        /* Set the default battery level to 100% to avoid low battery warnings
+         * if the battery is polled before the first device report is received.
+         */
+        sc->battery_capacity = 100;
+
         power_id = (unsigned long)atomic_inc_return(&power_id_seq);
 
         sc->battery.properties = sony_battery_props;