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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-11 08:27:49 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-11 08:27:49 +0000 |
commit | ace9429bb58fd418f0c81d4c2835699bddf6bde6 (patch) | |
tree | b2d64bc10158fdd5497876388cd68142ca374ed3 /drivers/hid/hid-xinmo.c | |
parent | Initial commit. (diff) | |
download | linux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.tar.xz linux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.zip |
Adding upstream version 6.6.15.upstream/6.6.15
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/hid/hid-xinmo.c')
-rw-r--r-- | drivers/hid/hid-xinmo.c | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/drivers/hid/hid-xinmo.c b/drivers/hid/hid-xinmo.c new file mode 100644 index 0000000000..5c2860a9d8 --- /dev/null +++ b/drivers/hid/hid-xinmo.c @@ -0,0 +1,59 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * HID driver for Xin-Mo devices, currently only the Dual Arcade controller. + * Fixes the negative axis event values (the devices sends -2) to match the + * logical axis minimum of the HID report descriptor (the report announces + * -1). It is needed because hid-input discards out of bounds values. + * (This module is based on "hid-saitek" and "hid-lg".) + * + * Copyright (c) 2013 Olivier Scherler + */ + +/* + */ + +#include <linux/device.h> +#include <linux/hid.h> +#include <linux/module.h> +#include <linux/kernel.h> + +#include "hid-ids.h" + +/* + * Fix negative events that are out of bounds. + */ +static int xinmo_event(struct hid_device *hdev, struct hid_field *field, + struct hid_usage *usage, __s32 value) +{ + switch (usage->code) { + case ABS_X: + case ABS_Y: + case ABS_Z: + case ABS_RX: + if (value < -1) { + input_event(field->hidinput->input, usage->type, + usage->code, -1); + return 1; + } + break; + } + + return 0; +} + +static const struct hid_device_id xinmo_devices[] = { + { HID_USB_DEVICE(USB_VENDOR_ID_XIN_MO, USB_DEVICE_ID_XIN_MO_DUAL_ARCADE) }, + { HID_USB_DEVICE(USB_VENDOR_ID_XIN_MO, USB_DEVICE_ID_THT_2P_ARCADE) }, + { } +}; + +MODULE_DEVICE_TABLE(hid, xinmo_devices); + +static struct hid_driver xinmo_driver = { + .name = "xinmo", + .id_table = xinmo_devices, + .event = xinmo_event +}; + +module_hid_driver(xinmo_driver); +MODULE_LICENSE("GPL"); |