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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
commit2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch)
tree848558de17fb3008cdf4d861b01ac7781903ce39 /drivers/hid/hid-xinmo.c
parentInitial commit. (diff)
downloadlinux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz
linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip
Adding upstream version 6.1.76.upstream/6.1.76
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.c59
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 000000000..5c2860a9d
--- /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");