From 5d9374cf5f66ebe38007bccf0b4adc14f0013663 Mon Sep 17 00:00:00 2001 From: "Alexander E. Patrakov" Date: Mon, 14 Dec 2015 17:42:26 +0500 Subject: [PATCH] HID: input: ignore the battery in OKLICK Laser BTmouse This mouse, when asked about the battery, ceases to report movements and clicks. So just don't ask. Signed-off-by: Alexander E. Patrakov Signed-off-by: Jiri Kosina --- drivers/hid/hid-input.c | 17 ++++++++++++----- 1 file changed, 12 insertions(+), 5 deletions(-) diff --git a/drivers/hid/hid-input.c b/drivers/hid/hid-input.c index 2ba6bf69b7d0..0869faef1308 100644 --- a/drivers/hid/hid-input.c +++ b/drivers/hid/hid-input.c @@ -303,6 +303,7 @@ static enum power_supply_property hidinput_battery_props[] = { #define HID_BATTERY_QUIRK_PERCENT (1 << 0) /* always reports percent */ #define HID_BATTERY_QUIRK_FEATURE (1 << 1) /* ask for feature report */ +#define HID_BATTERY_QUIRK_IGNORE (1 << 2) /* completely ignore the battery */ static const struct hid_device_id hid_battery_quirks[] = { { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, @@ -320,6 +321,9 @@ static const struct hid_device_id hid_battery_quirks[] = { { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_ANSI), HID_BATTERY_QUIRK_PERCENT | HID_BATTERY_QUIRK_FEATURE }, + { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_ELECOM, + USB_DEVICE_ID_ELECOM_BM084), + HID_BATTERY_QUIRK_IGNORE }, {} }; @@ -408,6 +412,14 @@ static bool hidinput_setup_battery(struct hid_device *dev, unsigned report_type, if (dev->battery != NULL) goto out; /* already initialized? */ + quirks = find_battery_quirk(dev); + + hid_dbg(dev, "device %x:%x:%x %d quirks %d\n", + dev->bus, dev->vendor, dev->product, dev->version, quirks); + + if (quirks & HID_BATTERY_QUIRK_IGNORE) + goto out; + psy_desc = kzalloc(sizeof(*psy_desc), GFP_KERNEL); if (psy_desc == NULL) goto out; @@ -424,11 +436,6 @@ static bool hidinput_setup_battery(struct hid_device *dev, unsigned report_type, psy_desc->use_for_apm = 0; psy_desc->get_property = hidinput_get_battery_property; - quirks = find_battery_quirk(dev); - - hid_dbg(dev, "device %x:%x:%x %d quirks %d\n", - dev->bus, dev->vendor, dev->product, dev->version, quirks); - min = field->logical_minimum; max = field->logical_maximum; -- 2.20.1