From mboxrd@z Thu Jan 1 00:00:00 1970 From: Simon Wood Subject: [Patch-V2 6/6] HID: hid-logitech-hidpp: G920 remove deadzones Date: Thu, 12 Nov 2015 09:25:35 -0700 Message-ID: <1447345535-2912-7-git-send-email-simon@mungewell.org> References: <1447345535-2912-1-git-send-email-simon@mungewell.org> Return-path: In-Reply-To: <1447345535-2912-1-git-send-email-simon@mungewell.org> Sender: linux-kernel-owner@vger.kernel.org To: linux-input@vger.kernel.org Cc: linux-kernel@vger.kernel.org, Jiri Kosina , Edwin , =?UTF-8?q?Michal=20Mal=C3=BD?= , elias vanderstuyft , Benjamin Tissoires , Simon Wood List-Id: linux-input@vger.kernel.org Ensure that the G920 is not given the default deadzones. Signed-off-by: Simon Wood --- drivers/hid/hid-logitech-hidpp.c | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) diff --git a/drivers/hid/hid-logitech-hidpp.c b/drivers/hid/hid-logitech-hidpp.c index 80ebd1c..e235f3d 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); -- 2.1.4