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authorSimon Wood <simon@mungewell.org>2015-11-20 00:42:15 +0100
committerJiri Kosina <jkosina@suse.cz>2015-11-20 10:30:00 +0100
commit0b1804e3d6ee820303cd07fd5b9579db6110840b (patch)
treef25dcb2024448513d5cc81660536a04b10ed543c /drivers
parentHID: Add vendor specific usage pages for Logitech G920 (diff)
downloadlinux-0b1804e3d6ee820303cd07fd5b9579db6110840b.tar.xz
linux-0b1804e3d6ee820303cd07fd5b9579db6110840b.zip
HID: hid-logitech-hidpp: G920 remove deadzones
Ensure that the G920 is not given the default deadzones. Signed-off-by: Simon Wood <simon@mungewell.org> Reviewed-by: Benjamin Tissoires <benjamin.tissoires@redhat.com> Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Diffstat (limited to '')
-rw-r--r--drivers/hid/hid-logitech-hidpp.c20
1 files changed, 20 insertions, 0 deletions
diff --git a/drivers/hid/hid-logitech-hidpp.c b/drivers/hid/hid-logitech-hidpp.c
index fc553e3f948d..f2a481125522 100644
--- a/drivers/hid/hid-logitech-hidpp.c
+++ b/drivers/hid/hid-logitech-hidpp.c
@@ -1441,6 +1441,25 @@ static int hidpp_input_mapping(struct hid_device *hdev, struct hid_input *hi,
return 0;
}
+static int hidpp_input_mapped(struct hid_device *hdev, struct hid_input *hi,
+ struct hid_field *field, struct hid_usage *usage,
+ unsigned long **bit, int *max)
+{
+ struct hidpp_device *hidpp = hid_get_drvdata(hdev);
+
+ /* Ensure that Logitech G920 is not given a default fuzz/flat value */
+ if (hidpp->quirks & HIDPP_QUIRK_CLASS_G920) {
+ if (usage->type == EV_ABS && (usage->code == ABS_X ||
+ usage->code == ABS_Y || usage->code == ABS_Z ||
+ usage->code == ABS_RZ)) {
+ field->application = HID_GD_MULTIAXIS;
+ }
+ }
+
+ return 0;
+}
+
+
static void hidpp_populate_input(struct hidpp_device *hidpp,
struct input_dev *input, bool origin_is_hid_core)
{
@@ -1875,6 +1894,7 @@ static struct hid_driver hidpp_driver = {
.raw_event = hidpp_raw_event,
.input_configured = hidpp_input_configured,
.input_mapping = hidpp_input_mapping,
+ .input_mapped = hidpp_input_mapped,
};
module_hid_driver(hidpp_driver);