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-rw-r--r--drivers/hid/hid-lg.c945
1 files changed, 945 insertions, 0 deletions
diff --git a/drivers/hid/hid-lg.c b/drivers/hid/hid-lg.c
new file mode 100644
index 000000000..fb3f72580
--- /dev/null
+++ b/drivers/hid/hid-lg.c
@@ -0,0 +1,945 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * HID driver for some logitech "special" devices
+ *
+ * Copyright (c) 1999 Andreas Gal
+ * Copyright (c) 2000-2005 Vojtech Pavlik <vojtech@suse.cz>
+ * Copyright (c) 2005 Michael Haboustak <mike-@cinci.rr.com> for Concept2, Inc
+ * Copyright (c) 2006-2007 Jiri Kosina
+ * Copyright (c) 2008 Jiri Slaby
+ * Copyright (c) 2010 Hendrik Iben
+ */
+
+/*
+ */
+
+#include <linux/device.h>
+#include <linux/hid.h>
+#include <linux/module.h>
+#include <linux/random.h>
+#include <linux/sched.h>
+#include <linux/usb.h>
+#include <linux/wait.h>
+
+#include "usbhid/usbhid.h"
+#include "hid-ids.h"
+#include "hid-lg.h"
+#include "hid-lg4ff.h"
+
+#define LG_RDESC 0x001
+#define LG_BAD_RELATIVE_KEYS 0x002
+#define LG_DUPLICATE_USAGES 0x004
+#define LG_EXPANDED_KEYMAP 0x010
+#define LG_IGNORE_DOUBLED_WHEEL 0x020
+#define LG_WIRELESS 0x040
+#define LG_INVERT_HWHEEL 0x080
+#define LG_NOGET 0x100
+#define LG_FF 0x200
+#define LG_FF2 0x400
+#define LG_RDESC_REL_ABS 0x800
+#define LG_FF3 0x1000
+#define LG_FF4 0x2000
+
+/* Size of the original descriptors of the Driving Force (and Pro) wheels */
+#define DF_RDESC_ORIG_SIZE 130
+#define DFP_RDESC_ORIG_SIZE 97
+#define FV_RDESC_ORIG_SIZE 130
+#define MOMO_RDESC_ORIG_SIZE 87
+#define MOMO2_RDESC_ORIG_SIZE 87
+#define FFG_RDESC_ORIG_SIZE 85
+#define FG_RDESC_ORIG_SIZE 82
+
+/* Fixed report descriptors for Logitech Driving Force (and Pro)
+ * wheel controllers
+ *
+ * The original descriptors hide the separate throttle and brake axes in
+ * a custom vendor usage page, providing only a combined value as
+ * GenericDesktop.Y.
+ * These descriptors remove the combined Y axis and instead report
+ * separate throttle (Y) and brake (RZ).
+ */
+static __u8 df_rdesc_fixed[] = {
+0x05, 0x01, /* Usage Page (Desktop), */
+0x09, 0x04, /* Usage (Joystick), */
+0xA1, 0x01, /* Collection (Application), */
+0xA1, 0x02, /* Collection (Logical), */
+0x95, 0x01, /* Report Count (1), */
+0x75, 0x0A, /* Report Size (10), */
+0x14, /* Logical Minimum (0), */
+0x26, 0xFF, 0x03, /* Logical Maximum (1023), */
+0x34, /* Physical Minimum (0), */
+0x46, 0xFF, 0x03, /* Physical Maximum (1023), */
+0x09, 0x30, /* Usage (X), */
+0x81, 0x02, /* Input (Variable), */
+0x95, 0x0C, /* Report Count (12), */
+0x75, 0x01, /* Report Size (1), */
+0x25, 0x01, /* Logical Maximum (1), */
+0x45, 0x01, /* Physical Maximum (1), */
+0x05, 0x09, /* Usage (Buttons), */
+0x19, 0x01, /* Usage Minimum (1), */
+0x29, 0x0c, /* Usage Maximum (12), */
+0x81, 0x02, /* Input (Variable), */
+0x95, 0x02, /* Report Count (2), */
+0x06, 0x00, 0xFF, /* Usage Page (Vendor: 65280), */
+0x09, 0x01, /* Usage (?: 1), */
+0x81, 0x02, /* Input (Variable), */
+0x05, 0x01, /* Usage Page (Desktop), */
+0x26, 0xFF, 0x00, /* Logical Maximum (255), */
+0x46, 0xFF, 0x00, /* Physical Maximum (255), */
+0x95, 0x01, /* Report Count (1), */
+0x75, 0x08, /* Report Size (8), */
+0x81, 0x02, /* Input (Variable), */
+0x25, 0x07, /* Logical Maximum (7), */
+0x46, 0x3B, 0x01, /* Physical Maximum (315), */
+0x75, 0x04, /* Report Size (4), */
+0x65, 0x14, /* Unit (Degrees), */
+0x09, 0x39, /* Usage (Hat Switch), */
+0x81, 0x42, /* Input (Variable, Null State), */
+0x75, 0x01, /* Report Size (1), */
+0x95, 0x04, /* Report Count (4), */
+0x65, 0x00, /* Unit (none), */
+0x06, 0x00, 0xFF, /* Usage Page (Vendor: 65280), */
+0x09, 0x01, /* Usage (?: 1), */
+0x25, 0x01, /* Logical Maximum (1), */
+0x45, 0x01, /* Physical Maximum (1), */
+0x81, 0x02, /* Input (Variable), */
+0x05, 0x01, /* Usage Page (Desktop), */
+0x95, 0x01, /* Report Count (1), */
+0x75, 0x08, /* Report Size (8), */
+0x26, 0xFF, 0x00, /* Logical Maximum (255), */
+0x46, 0xFF, 0x00, /* Physical Maximum (255), */
+0x09, 0x31, /* Usage (Y), */
+0x81, 0x02, /* Input (Variable), */
+0x09, 0x35, /* Usage (Rz), */
+0x81, 0x02, /* Input (Variable), */
+0xC0, /* End Collection, */
+0xA1, 0x02, /* Collection (Logical), */
+0x26, 0xFF, 0x00, /* Logical Maximum (255), */
+0x46, 0xFF, 0x00, /* Physical Maximum (255), */
+0x95, 0x07, /* Report Count (7), */
+0x75, 0x08, /* Report Size (8), */
+0x09, 0x03, /* Usage (?: 3), */
+0x91, 0x02, /* Output (Variable), */
+0xC0, /* End Collection, */
+0xC0 /* End Collection */
+};
+
+static __u8 dfp_rdesc_fixed[] = {
+0x05, 0x01, /* Usage Page (Desktop), */
+0x09, 0x04, /* Usage (Joystick), */
+0xA1, 0x01, /* Collection (Application), */
+0xA1, 0x02, /* Collection (Logical), */
+0x95, 0x01, /* Report Count (1), */
+0x75, 0x0E, /* Report Size (14), */
+0x14, /* Logical Minimum (0), */
+0x26, 0xFF, 0x3F, /* Logical Maximum (16383), */
+0x34, /* Physical Minimum (0), */
+0x46, 0xFF, 0x3F, /* Physical Maximum (16383), */
+0x09, 0x30, /* Usage (X), */
+0x81, 0x02, /* Input (Variable), */
+0x95, 0x0E, /* Report Count (14), */
+0x75, 0x01, /* Report Size (1), */
+0x25, 0x01, /* Logical Maximum (1), */
+0x45, 0x01, /* Physical Maximum (1), */
+0x05, 0x09, /* Usage Page (Button), */
+0x19, 0x01, /* Usage Minimum (01h), */
+0x29, 0x0E, /* Usage Maximum (0Eh), */
+0x81, 0x02, /* Input (Variable), */
+0x05, 0x01, /* Usage Page (Desktop), */
+0x95, 0x01, /* Report Count (1), */
+0x75, 0x04, /* Report Size (4), */
+0x25, 0x07, /* Logical Maximum (7), */
+0x46, 0x3B, 0x01, /* Physical Maximum (315), */
+0x65, 0x14, /* Unit (Degrees), */
+0x09, 0x39, /* Usage (Hat Switch), */
+0x81, 0x42, /* Input (Variable, Nullstate), */
+0x65, 0x00, /* Unit, */
+0x26, 0xFF, 0x00, /* Logical Maximum (255), */
+0x46, 0xFF, 0x00, /* Physical Maximum (255), */
+0x75, 0x08, /* Report Size (8), */
+0x81, 0x01, /* Input (Constant), */
+0x09, 0x31, /* Usage (Y), */
+0x81, 0x02, /* Input (Variable), */
+0x09, 0x35, /* Usage (Rz), */
+0x81, 0x02, /* Input (Variable), */
+0x81, 0x01, /* Input (Constant), */
+0xC0, /* End Collection, */
+0xA1, 0x02, /* Collection (Logical), */
+0x09, 0x02, /* Usage (02h), */
+0x95, 0x07, /* Report Count (7), */
+0x91, 0x02, /* Output (Variable), */
+0xC0, /* End Collection, */
+0xC0 /* End Collection */
+};
+
+static __u8 fv_rdesc_fixed[] = {
+0x05, 0x01, /* Usage Page (Desktop), */
+0x09, 0x04, /* Usage (Joystick), */
+0xA1, 0x01, /* Collection (Application), */
+0xA1, 0x02, /* Collection (Logical), */
+0x95, 0x01, /* Report Count (1), */
+0x75, 0x0A, /* Report Size (10), */
+0x15, 0x00, /* Logical Minimum (0), */
+0x26, 0xFF, 0x03, /* Logical Maximum (1023), */
+0x35, 0x00, /* Physical Minimum (0), */
+0x46, 0xFF, 0x03, /* Physical Maximum (1023), */
+0x09, 0x30, /* Usage (X), */
+0x81, 0x02, /* Input (Variable), */
+0x95, 0x0C, /* Report Count (12), */
+0x75, 0x01, /* Report Size (1), */
+0x25, 0x01, /* Logical Maximum (1), */
+0x45, 0x01, /* Physical Maximum (1), */
+0x05, 0x09, /* Usage Page (Button), */
+0x19, 0x01, /* Usage Minimum (01h), */
+0x29, 0x0C, /* Usage Maximum (0Ch), */
+0x81, 0x02, /* Input (Variable), */
+0x95, 0x02, /* Report Count (2), */
+0x06, 0x00, 0xFF, /* Usage Page (FF00h), */
+0x09, 0x01, /* Usage (01h), */
+0x81, 0x02, /* Input (Variable), */
+0x09, 0x02, /* Usage (02h), */
+0x26, 0xFF, 0x00, /* Logical Maximum (255), */
+0x46, 0xFF, 0x00, /* Physical Maximum (255), */
+0x95, 0x01, /* Report Count (1), */
+0x75, 0x08, /* Report Size (8), */
+0x81, 0x02, /* Input (Variable), */
+0x05, 0x01, /* Usage Page (Desktop), */
+0x25, 0x07, /* Logical Maximum (7), */
+0x46, 0x3B, 0x01, /* Physical Maximum (315), */
+0x75, 0x04, /* Report Size (4), */
+0x65, 0x14, /* Unit (Degrees), */
+0x09, 0x39, /* Usage (Hat Switch), */
+0x81, 0x42, /* Input (Variable, Null State), */
+0x75, 0x01, /* Report Size (1), */
+0x95, 0x04, /* Report Count (4), */
+0x65, 0x00, /* Unit, */
+0x06, 0x00, 0xFF, /* Usage Page (FF00h), */
+0x09, 0x01, /* Usage (01h), */
+0x25, 0x01, /* Logical Maximum (1), */
+0x45, 0x01, /* Physical Maximum (1), */
+0x81, 0x02, /* Input (Variable), */
+0x05, 0x01, /* Usage Page (Desktop), */
+0x95, 0x01, /* Report Count (1), */
+0x75, 0x08, /* Report Size (8), */
+0x26, 0xFF, 0x00, /* Logical Maximum (255), */
+0x46, 0xFF, 0x00, /* Physical Maximum (255), */
+0x09, 0x31, /* Usage (Y), */
+0x81, 0x02, /* Input (Variable), */
+0x09, 0x32, /* Usage (Z), */
+0x81, 0x02, /* Input (Variable), */
+0xC0, /* End Collection, */
+0xA1, 0x02, /* Collection (Logical), */
+0x26, 0xFF, 0x00, /* Logical Maximum (255), */
+0x46, 0xFF, 0x00, /* Physical Maximum (255), */
+0x95, 0x07, /* Report Count (7), */
+0x75, 0x08, /* Report Size (8), */
+0x09, 0x03, /* Usage (03h), */
+0x91, 0x02, /* Output (Variable), */
+0xC0, /* End Collection, */
+0xC0 /* End Collection */
+};
+
+static __u8 momo_rdesc_fixed[] = {
+0x05, 0x01, /* Usage Page (Desktop), */
+0x09, 0x04, /* Usage (Joystick), */
+0xA1, 0x01, /* Collection (Application), */
+0xA1, 0x02, /* Collection (Logical), */
+0x95, 0x01, /* Report Count (1), */
+0x75, 0x0A, /* Report Size (10), */
+0x15, 0x00, /* Logical Minimum (0), */
+0x26, 0xFF, 0x03, /* Logical Maximum (1023), */
+0x35, 0x00, /* Physical Minimum (0), */
+0x46, 0xFF, 0x03, /* Physical Maximum (1023), */
+0x09, 0x30, /* Usage (X), */
+0x81, 0x02, /* Input (Variable), */
+0x95, 0x08, /* Report Count (8), */
+0x75, 0x01, /* Report Size (1), */
+0x25, 0x01, /* Logical Maximum (1), */
+0x45, 0x01, /* Physical Maximum (1), */
+0x05, 0x09, /* Usage Page (Button), */
+0x19, 0x01, /* Usage Minimum (01h), */
+0x29, 0x08, /* Usage Maximum (08h), */
+0x81, 0x02, /* Input (Variable), */
+0x06, 0x00, 0xFF, /* Usage Page (FF00h), */
+0x75, 0x0E, /* Report Size (14), */
+0x95, 0x01, /* Report Count (1), */
+0x26, 0xFF, 0x00, /* Logical Maximum (255), */
+0x46, 0xFF, 0x00, /* Physical Maximum (255), */
+0x09, 0x00, /* Usage (00h), */
+0x81, 0x02, /* Input (Variable), */
+0x05, 0x01, /* Usage Page (Desktop), */
+0x75, 0x08, /* Report Size (8), */
+0x09, 0x31, /* Usage (Y), */
+0x81, 0x02, /* Input (Variable), */
+0x09, 0x32, /* Usage (Z), */
+0x81, 0x02, /* Input (Variable), */
+0x06, 0x00, 0xFF, /* Usage Page (FF00h), */
+0x09, 0x01, /* Usage (01h), */
+0x81, 0x02, /* Input (Variable), */
+0xC0, /* End Collection, */
+0xA1, 0x02, /* Collection (Logical), */
+0x09, 0x02, /* Usage (02h), */
+0x95, 0x07, /* Report Count (7), */
+0x91, 0x02, /* Output (Variable), */
+0xC0, /* End Collection, */
+0xC0 /* End Collection */
+};
+
+static __u8 momo2_rdesc_fixed[] = {
+0x05, 0x01, /* Usage Page (Desktop), */
+0x09, 0x04, /* Usage (Joystick), */
+0xA1, 0x01, /* Collection (Application), */
+0xA1, 0x02, /* Collection (Logical), */
+0x95, 0x01, /* Report Count (1), */
+0x75, 0x0A, /* Report Size (10), */
+0x15, 0x00, /* Logical Minimum (0), */
+0x26, 0xFF, 0x03, /* Logical Maximum (1023), */
+0x35, 0x00, /* Physical Minimum (0), */
+0x46, 0xFF, 0x03, /* Physical Maximum (1023), */
+0x09, 0x30, /* Usage (X), */
+0x81, 0x02, /* Input (Variable), */
+0x95, 0x0A, /* Report Count (10), */
+0x75, 0x01, /* Report Size (1), */
+0x25, 0x01, /* Logical Maximum (1), */
+0x45, 0x01, /* Physical Maximum (1), */
+0x05, 0x09, /* Usage Page (Button), */
+0x19, 0x01, /* Usage Minimum (01h), */
+0x29, 0x0A, /* Usage Maximum (0Ah), */
+0x81, 0x02, /* Input (Variable), */
+0x06, 0x00, 0xFF, /* Usage Page (FF00h), */
+0x09, 0x00, /* Usage (00h), */
+0x95, 0x04, /* Report Count (4), */
+0x81, 0x02, /* Input (Variable), */
+0x95, 0x01, /* Report Count (1), */
+0x75, 0x08, /* Report Size (8), */
+0x26, 0xFF, 0x00, /* Logical Maximum (255), */
+0x46, 0xFF, 0x00, /* Physical Maximum (255), */
+0x09, 0x01, /* Usage (01h), */
+0x81, 0x02, /* Input (Variable), */
+0x05, 0x01, /* Usage Page (Desktop), */
+0x09, 0x31, /* Usage (Y), */
+0x81, 0x02, /* Input (Variable), */
+0x09, 0x32, /* Usage (Z), */
+0x81, 0x02, /* Input (Variable), */
+0x06, 0x00, 0xFF, /* Usage Page (FF00h), */
+0x09, 0x00, /* Usage (00h), */
+0x81, 0x02, /* Input (Variable), */
+0xC0, /* End Collection, */
+0xA1, 0x02, /* Collection (Logical), */
+0x09, 0x02, /* Usage (02h), */
+0x95, 0x07, /* Report Count (7), */
+0x91, 0x02, /* Output (Variable), */
+0xC0, /* End Collection, */
+0xC0 /* End Collection */
+};
+
+static __u8 ffg_rdesc_fixed[] = {
+0x05, 0x01, /* Usage Page (Desktop), */
+0x09, 0x04, /* Usage (Joystik), */
+0xA1, 0x01, /* Collection (Application), */
+0xA1, 0x02, /* Collection (Logical), */
+0x95, 0x01, /* Report Count (1), */
+0x75, 0x0A, /* Report Size (10), */
+0x15, 0x00, /* Logical Minimum (0), */
+0x26, 0xFF, 0x03, /* Logical Maximum (1023), */
+0x35, 0x00, /* Physical Minimum (0), */
+0x46, 0xFF, 0x03, /* Physical Maximum (1023), */
+0x09, 0x30, /* Usage (X), */
+0x81, 0x02, /* Input (Variable), */
+0x95, 0x06, /* Report Count (6), */
+0x75, 0x01, /* Report Size (1), */
+0x25, 0x01, /* Logical Maximum (1), */
+0x45, 0x01, /* Physical Maximum (1), */
+0x05, 0x09, /* Usage Page (Button), */
+0x19, 0x01, /* Usage Minimum (01h), */
+0x29, 0x06, /* Usage Maximum (06h), */
+0x81, 0x02, /* Input (Variable), */
+0x95, 0x01, /* Report Count (1), */
+0x75, 0x08, /* Report Size (8), */
+0x26, 0xFF, 0x00, /* Logical Maximum (255), */
+0x46, 0xFF, 0x00, /* Physical Maximum (255), */
+0x06, 0x00, 0xFF, /* Usage Page (FF00h), */
+0x09, 0x01, /* Usage (01h), */
+0x81, 0x02, /* Input (Variable), */
+0x05, 0x01, /* Usage Page (Desktop), */
+0x81, 0x01, /* Input (Constant), */
+0x09, 0x31, /* Usage (Y), */
+0x81, 0x02, /* Input (Variable), */
+0x09, 0x32, /* Usage (Z), */
+0x81, 0x02, /* Input (Variable), */
+0x06, 0x00, 0xFF, /* Usage Page (FF00h), */
+0x09, 0x01, /* Usage (01h), */
+0x81, 0x02, /* Input (Variable), */
+0xC0, /* End Collection, */
+0xA1, 0x02, /* Collection (Logical), */
+0x09, 0x02, /* Usage (02h), */
+0x95, 0x07, /* Report Count (7), */
+0x91, 0x02, /* Output (Variable), */
+0xC0, /* End Collection, */
+0xC0 /* End Collection */
+};
+
+static __u8 fg_rdesc_fixed[] = {
+0x05, 0x01, /* Usage Page (Desktop), */
+0x09, 0x04, /* Usage (Joystik), */
+0xA1, 0x01, /* Collection (Application), */
+0xA1, 0x02, /* Collection (Logical), */
+0x15, 0x00, /* Logical Minimum (0), */
+0x26, 0xFF, 0x00, /* Logical Maximum (255), */
+0x35, 0x00, /* Physical Minimum (0), */
+0x46, 0xFF, 0x00, /* Physical Maximum (255), */
+0x75, 0x08, /* Report Size (8), */
+0x95, 0x01, /* Report Count (1), */
+0x09, 0x30, /* Usage (X), */
+0x81, 0x02, /* Input (Variable), */
+0xA4, /* Push, */
+0x25, 0x01, /* Logical Maximum (1), */
+0x45, 0x01, /* Physical Maximum (1), */
+0x75, 0x01, /* Report Size (1), */
+0x95, 0x02, /* Report Count (2), */
+0x81, 0x01, /* Input (Constant), */
+0x95, 0x06, /* Report Count (6), */
+0x05, 0x09, /* Usage Page (Button), */
+0x19, 0x01, /* Usage Minimum (01h), */
+0x29, 0x06, /* Usage Maximum (06h), */
+0x81, 0x02, /* Input (Variable), */
+0x05, 0x01, /* Usage Page (Desktop), */
+0xB4, /* Pop, */
+0x81, 0x02, /* Input (Constant), */
+0x09, 0x31, /* Usage (Y), */
+0x81, 0x02, /* Input (Variable), */
+0x09, 0x32, /* Usage (Z), */
+0x81, 0x02, /* Input (Variable), */
+0xC0, /* End Collection, */
+0xA1, 0x02, /* Collection (Logical), */
+0x26, 0xFF, 0x00, /* Logical Maximum (255), */
+0x46, 0xFF, 0x00, /* Physical Maximum (255), */
+0x75, 0x08, /* Report Size (8), */
+0x95, 0x04, /* Report Count (4), */
+0x09, 0x02, /* Usage (02h), */
+0xB1, 0x02, /* Feature (Variable), */
+0xC0, /* End Collection, */
+0xC0 /* End Collection, */
+};
+
+/*
+ * Certain Logitech keyboards send in report #3 keys which are far
+ * above the logical maximum described in descriptor. This extends
+ * the original value of 0x28c of logical maximum to 0x104d
+ */
+static __u8 *lg_report_fixup(struct hid_device *hdev, __u8 *rdesc,
+ unsigned int *rsize)
+{
+ struct lg_drv_data *drv_data = hid_get_drvdata(hdev);
+
+ if ((drv_data->quirks & LG_RDESC) && *rsize >= 91 && rdesc[83] == 0x26 &&
+ rdesc[84] == 0x8c && rdesc[85] == 0x02) {
+ hid_info(hdev,
+ "fixing up Logitech keyboard report descriptor\n");
+ rdesc[84] = rdesc[89] = 0x4d;
+ rdesc[85] = rdesc[90] = 0x10;
+ }
+ if ((drv_data->quirks & LG_RDESC_REL_ABS) && *rsize >= 51 &&
+ rdesc[32] == 0x81 && rdesc[33] == 0x06 &&
+ rdesc[49] == 0x81 && rdesc[50] == 0x06) {
+ hid_info(hdev,
+ "fixing up rel/abs in Logitech report descriptor\n");
+ rdesc[33] = rdesc[50] = 0x02;
+ }
+
+ switch (hdev->product) {
+
+ case USB_DEVICE_ID_LOGITECH_WINGMAN_FG:
+ if (*rsize == FG_RDESC_ORIG_SIZE) {
+ hid_info(hdev,
+ "fixing up Logitech Wingman Formula GP report descriptor\n");
+ rdesc = fg_rdesc_fixed;
+ *rsize = sizeof(fg_rdesc_fixed);
+ } else {
+ hid_info(hdev,
+ "rdesc size test failed for formula gp\n");
+ }
+ break;
+
+
+ case USB_DEVICE_ID_LOGITECH_WINGMAN_FFG:
+ if (*rsize == FFG_RDESC_ORIG_SIZE) {
+ hid_info(hdev,
+ "fixing up Logitech Wingman Formula Force GP report descriptor\n");
+ rdesc = ffg_rdesc_fixed;
+ *rsize = sizeof(ffg_rdesc_fixed);
+ }
+ break;
+
+ /* Several wheels report as this id when operating in emulation mode. */
+ case USB_DEVICE_ID_LOGITECH_WHEEL:
+ if (*rsize == DF_RDESC_ORIG_SIZE) {
+ hid_info(hdev,
+ "fixing up Logitech Driving Force report descriptor\n");
+ rdesc = df_rdesc_fixed;
+ *rsize = sizeof(df_rdesc_fixed);
+ }
+ break;
+
+ case USB_DEVICE_ID_LOGITECH_MOMO_WHEEL:
+ if (*rsize == MOMO_RDESC_ORIG_SIZE) {
+ hid_info(hdev,
+ "fixing up Logitech Momo Force (Red) report descriptor\n");
+ rdesc = momo_rdesc_fixed;
+ *rsize = sizeof(momo_rdesc_fixed);
+ }
+ break;
+
+ case USB_DEVICE_ID_LOGITECH_MOMO_WHEEL2:
+ if (*rsize == MOMO2_RDESC_ORIG_SIZE) {
+ hid_info(hdev,
+ "fixing up Logitech Momo Racing Force (Black) report descriptor\n");
+ rdesc = momo2_rdesc_fixed;
+ *rsize = sizeof(momo2_rdesc_fixed);
+ }
+ break;
+
+ case USB_DEVICE_ID_LOGITECH_VIBRATION_WHEEL:
+ if (*rsize == FV_RDESC_ORIG_SIZE) {
+ hid_info(hdev,
+ "fixing up Logitech Formula Vibration report descriptor\n");
+ rdesc = fv_rdesc_fixed;
+ *rsize = sizeof(fv_rdesc_fixed);
+ }
+ break;
+
+ case USB_DEVICE_ID_LOGITECH_DFP_WHEEL:
+ if (*rsize == DFP_RDESC_ORIG_SIZE) {
+ hid_info(hdev,
+ "fixing up Logitech Driving Force Pro report descriptor\n");
+ rdesc = dfp_rdesc_fixed;
+ *rsize = sizeof(dfp_rdesc_fixed);
+ }
+ break;
+
+ case USB_DEVICE_ID_LOGITECH_WII_WHEEL:
+ if (*rsize >= 101 && rdesc[41] == 0x95 && rdesc[42] == 0x0B &&
+ rdesc[47] == 0x05 && rdesc[48] == 0x09) {
+ hid_info(hdev, "fixing up Logitech Speed Force Wireless report descriptor\n");
+ rdesc[41] = 0x05;
+ rdesc[42] = 0x09;
+ rdesc[47] = 0x95;
+ rdesc[48] = 0x0B;
+ }
+ break;
+ }
+
+ return rdesc;
+}
+
+#define lg_map_key_clear(c) hid_map_usage_clear(hi, usage, bit, max, \
+ EV_KEY, (c))
+
+static int lg_ultrax_remote_mapping(struct hid_input *hi,
+ struct hid_usage *usage, unsigned long **bit, int *max)
+{
+ if ((usage->hid & HID_USAGE_PAGE) != HID_UP_LOGIVENDOR)
+ return 0;
+
+ set_bit(EV_REP, hi->input->evbit);
+ switch (usage->hid & HID_USAGE) {
+ /* Reported on Logitech Ultra X Media Remote */
+ case 0x004: lg_map_key_clear(KEY_AGAIN); break;
+ case 0x00d: lg_map_key_clear(KEY_HOME); break;
+ case 0x024: lg_map_key_clear(KEY_SHUFFLE); break;
+ case 0x025: lg_map_key_clear(KEY_TV); break;
+ case 0x026: lg_map_key_clear(KEY_MENU); break;
+ case 0x031: lg_map_key_clear(KEY_AUDIO); break;
+ case 0x032: lg_map_key_clear(KEY_TEXT); break;
+ case 0x033: lg_map_key_clear(KEY_LAST); break;
+ case 0x047: lg_map_key_clear(KEY_MP3); break;
+ case 0x048: lg_map_key_clear(KEY_DVD); break;
+ case 0x049: lg_map_key_clear(KEY_MEDIA); break;
+ case 0x04a: lg_map_key_clear(KEY_VIDEO); break;
+ case 0x04b: lg_map_key_clear(KEY_ANGLE); break;
+ case 0x04c: lg_map_key_clear(KEY_LANGUAGE); break;
+ case 0x04d: lg_map_key_clear(KEY_SUBTITLE); break;
+ case 0x051: lg_map_key_clear(KEY_RED); break;
+ case 0x052: lg_map_key_clear(KEY_CLOSE); break;
+
+ default:
+ return 0;
+ }
+ return 1;
+}
+
+static int lg_wireless_mapping(struct hid_input *hi, struct hid_usage *usage,
+ unsigned long **bit, int *max)
+{
+ if ((usage->hid & HID_USAGE_PAGE) != HID_UP_CONSUMER)
+ return 0;
+
+ switch (usage->hid & HID_USAGE) {
+ case 0x1001: lg_map_key_clear(KEY_MESSENGER); break;
+ case 0x1003: lg_map_key_clear(KEY_SOUND); break;
+ case 0x1004: lg_map_key_clear(KEY_VIDEO); break;
+ case 0x1005: lg_map_key_clear(KEY_AUDIO); break;
+ case 0x100a: lg_map_key_clear(KEY_DOCUMENTS); break;
+ /* The following two entries are Playlist 1 and 2 on the MX3200 */
+ case 0x100f: lg_map_key_clear(KEY_FN_1); break;
+ case 0x1010: lg_map_key_clear(KEY_FN_2); break;
+ case 0x1011: lg_map_key_clear(KEY_PREVIOUSSONG); break;
+ case 0x1012: lg_map_key_clear(KEY_NEXTSONG); break;
+ case 0x1013: lg_map_key_clear(KEY_CAMERA); break;
+ case 0x1014: lg_map_key_clear(KEY_MESSENGER); break;
+ case 0x1015: lg_map_key_clear(KEY_RECORD); break;
+ case 0x1016: lg_map_key_clear(KEY_PLAYER); break;
+ case 0x1017: lg_map_key_clear(KEY_EJECTCD); break;
+ case 0x1018: lg_map_key_clear(KEY_MEDIA); break;
+ case 0x1019: lg_map_key_clear(KEY_PROG1); break;
+ case 0x101a: lg_map_key_clear(KEY_PROG2); break;
+ case 0x101b: lg_map_key_clear(KEY_PROG3); break;
+ case 0x101c: lg_map_key_clear(KEY_CYCLEWINDOWS); break;
+ case 0x101f: lg_map_key_clear(KEY_ZOOMIN); break;
+ case 0x1020: lg_map_key_clear(KEY_ZOOMOUT); break;
+ case 0x1021: lg_map_key_clear(KEY_ZOOMRESET); break;
+ case 0x1023: lg_map_key_clear(KEY_CLOSE); break;
+ case 0x1027: lg_map_key_clear(KEY_MENU); break;
+ /* this one is marked as 'Rotate' */
+ case 0x1028: lg_map_key_clear(KEY_ANGLE); break;
+ case 0x1029: lg_map_key_clear(KEY_SHUFFLE); break;
+ case 0x102a: lg_map_key_clear(KEY_BACK); break;
+ case 0x102b: lg_map_key_clear(KEY_CYCLEWINDOWS); break;
+ case 0x102d: lg_map_key_clear(KEY_WWW); break;
+ /* The following two are 'Start/answer call' and 'End/reject call'
+ on the MX3200 */
+ case 0x1031: lg_map_key_clear(KEY_OK); break;
+ case 0x1032: lg_map_key_clear(KEY_CANCEL); break;
+ case 0x1041: lg_map_key_clear(KEY_BATTERY); break;
+ case 0x1042: lg_map_key_clear(KEY_WORDPROCESSOR); break;
+ case 0x1043: lg_map_key_clear(KEY_SPREADSHEET); break;
+ case 0x1044: lg_map_key_clear(KEY_PRESENTATION); break;
+ case 0x1045: lg_map_key_clear(KEY_UNDO); break;
+ case 0x1046: lg_map_key_clear(KEY_REDO); break;
+ case 0x1047: lg_map_key_clear(KEY_PRINT); break;
+ case 0x1048: lg_map_key_clear(KEY_SAVE); break;
+ case 0x1049: lg_map_key_clear(KEY_PROG1); break;
+ case 0x104a: lg_map_key_clear(KEY_PROG2); break;
+ case 0x104b: lg_map_key_clear(KEY_PROG3); break;
+ case 0x104c: lg_map_key_clear(KEY_PROG4); break;
+
+ default:
+ return 0;
+ }
+ return 1;
+}
+
+static int lg_input_mapping(struct hid_device *hdev, struct hid_input *hi,
+ struct hid_field *field, struct hid_usage *usage,
+ unsigned long **bit, int *max)
+{
+ /* extended mapping for certain Logitech hardware (Logitech cordless
+ desktop LX500) */
+ static const u8 e_keymap[] = {
+ 0,216, 0,213,175,156, 0, 0, 0, 0,
+ 144, 0, 0, 0, 0, 0, 0, 0, 0,212,
+ 174,167,152,161,112, 0, 0, 0,154, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0,183,184,185,186,187,
+ 188,189,190,191,192,193,194, 0, 0, 0
+ };
+ struct lg_drv_data *drv_data = hid_get_drvdata(hdev);
+ unsigned int hid = usage->hid;
+
+ if (hdev->product == USB_DEVICE_ID_LOGITECH_RECEIVER &&
+ lg_ultrax_remote_mapping(hi, usage, bit, max))
+ return 1;
+
+ if ((drv_data->quirks & LG_WIRELESS) && lg_wireless_mapping(hi, usage, bit, max))
+ return 1;
+
+ if ((hid & HID_USAGE_PAGE) != HID_UP_BUTTON)
+ return 0;
+
+ hid &= HID_USAGE;
+
+ /* Special handling for Logitech Cordless Desktop */
+ if (field->application == HID_GD_MOUSE) {
+ if ((drv_data->quirks & LG_IGNORE_DOUBLED_WHEEL) &&
+ (hid == 7 || hid == 8))
+ return -1;
+ } else {
+ if ((drv_data->quirks & LG_EXPANDED_KEYMAP) &&
+ hid < ARRAY_SIZE(e_keymap) &&
+ e_keymap[hid] != 0) {
+ hid_map_usage(hi, usage, bit, max, EV_KEY,
+ e_keymap[hid]);
+ return 1;
+ }
+ }
+
+ return 0;
+}
+
+static int lg_input_mapped(struct hid_device *hdev, struct hid_input *hi,
+ struct hid_field *field, struct hid_usage *usage,
+ unsigned long **bit, int *max)
+{
+ struct lg_drv_data *drv_data = hid_get_drvdata(hdev);
+
+ if ((drv_data->quirks & LG_BAD_RELATIVE_KEYS) && usage->type == EV_KEY &&
+ (field->flags & HID_MAIN_ITEM_RELATIVE))
+ field->flags &= ~HID_MAIN_ITEM_RELATIVE;
+
+ if ((drv_data->quirks & LG_DUPLICATE_USAGES) && (usage->type == EV_KEY ||
+ usage->type == EV_REL || usage->type == EV_ABS))
+ clear_bit(usage->code, *bit);
+
+ /* Ensure that Logitech wheels are not given a default fuzz/flat value */
+ if (usage->type == EV_ABS && (usage->code == ABS_X ||
+ usage->code == ABS_Y || usage->code == ABS_Z ||
+ usage->code == ABS_RZ)) {
+ switch (hdev->product) {
+ case USB_DEVICE_ID_LOGITECH_G29_WHEEL:
+ case USB_DEVICE_ID_LOGITECH_WINGMAN_FG:
+ case USB_DEVICE_ID_LOGITECH_WINGMAN_FFG:
+ case USB_DEVICE_ID_LOGITECH_WHEEL:
+ case USB_DEVICE_ID_LOGITECH_MOMO_WHEEL:
+ case USB_DEVICE_ID_LOGITECH_DFP_WHEEL:
+ case USB_DEVICE_ID_LOGITECH_G25_WHEEL:
+ case USB_DEVICE_ID_LOGITECH_DFGT_WHEEL:
+ case USB_DEVICE_ID_LOGITECH_G27_WHEEL:
+ case USB_DEVICE_ID_LOGITECH_WII_WHEEL:
+ case USB_DEVICE_ID_LOGITECH_MOMO_WHEEL2:
+ case USB_DEVICE_ID_LOGITECH_VIBRATION_WHEEL:
+ field->application = HID_GD_MULTIAXIS;
+ break;
+ default:
+ break;
+ }
+ }
+
+ return 0;
+}
+
+static int lg_event(struct hid_device *hdev, struct hid_field *field,
+ struct hid_usage *usage, __s32 value)
+{
+ struct lg_drv_data *drv_data = hid_get_drvdata(hdev);
+
+ if ((drv_data->quirks & LG_INVERT_HWHEEL) && usage->code == REL_HWHEEL) {
+ input_event(field->hidinput->input, usage->type, usage->code,
+ -value);
+ return 1;
+ }
+ if (drv_data->quirks & LG_FF4) {
+ return lg4ff_adjust_input_event(hdev, field, usage, value, drv_data);
+ }
+
+ return 0;
+}
+
+static int lg_raw_event(struct hid_device *hdev, struct hid_report *report,
+ u8 *rd, int size)
+{
+ struct lg_drv_data *drv_data = hid_get_drvdata(hdev);
+
+ if (drv_data->quirks & LG_FF4)
+ return lg4ff_raw_event(hdev, report, rd, size, drv_data);
+
+ return 0;
+}
+
+static int lg_probe(struct hid_device *hdev, const struct hid_device_id *id)
+{
+ struct usb_interface *iface;
+ __u8 iface_num;
+ unsigned int connect_mask = HID_CONNECT_DEFAULT;
+ struct lg_drv_data *drv_data;
+ int ret;
+
+ if (!hid_is_usb(hdev))
+ return -EINVAL;
+
+ iface = to_usb_interface(hdev->dev.parent);
+ iface_num = iface->cur_altsetting->desc.bInterfaceNumber;
+
+ /* G29 only work with the 1st interface */
+ if ((hdev->product == USB_DEVICE_ID_LOGITECH_G29_WHEEL) &&
+ (iface_num != 0)) {
+ dbg_hid("%s: ignoring ifnum %d\n", __func__, iface_num);
+ return -ENODEV;
+ }
+
+ drv_data = kzalloc(sizeof(struct lg_drv_data), GFP_KERNEL);
+ if (!drv_data) {
+ hid_err(hdev, "Insufficient memory, cannot allocate driver data\n");
+ return -ENOMEM;
+ }
+ drv_data->quirks = id->driver_data;
+
+ hid_set_drvdata(hdev, (void *)drv_data);
+
+ if (drv_data->quirks & LG_NOGET)
+ hdev->quirks |= HID_QUIRK_NOGET;
+
+ ret = hid_parse(hdev);
+ if (ret) {
+ hid_err(hdev, "parse failed\n");
+ goto err_free;
+ }
+
+ if (drv_data->quirks & (LG_FF | LG_FF2 | LG_FF3 | LG_FF4))
+ connect_mask &= ~HID_CONNECT_FF;
+
+ ret = hid_hw_start(hdev, connect_mask);
+ if (ret) {
+ hid_err(hdev, "hw start failed\n");
+ goto err_free;
+ }
+
+ /* Setup wireless link with Logitech Wii wheel */
+ if (hdev->product == USB_DEVICE_ID_LOGITECH_WII_WHEEL) {
+ static const unsigned char cbuf[] = {
+ 0x00, 0xAF, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+ };
+ u8 *buf = kmemdup(cbuf, sizeof(cbuf), GFP_KERNEL);
+
+ if (!buf) {
+ ret = -ENOMEM;
+ goto err_stop;
+ }
+
+ ret = hid_hw_raw_request(hdev, buf[0], buf, sizeof(cbuf),
+ HID_FEATURE_REPORT, HID_REQ_SET_REPORT);
+ if (ret >= 0) {
+ /* insert a little delay of 10 jiffies ~ 40ms */
+ wait_queue_head_t wait;
+ init_waitqueue_head (&wait);
+ wait_event_interruptible_timeout(wait, 0,
+ msecs_to_jiffies(40));
+
+ /* Select random Address */
+ buf[1] = 0xB2;
+ get_random_bytes(&buf[2], 2);
+
+ ret = hid_hw_raw_request(hdev, buf[0], buf, sizeof(cbuf),
+ HID_FEATURE_REPORT, HID_REQ_SET_REPORT);
+ }
+ kfree(buf);
+ }
+
+ if (drv_data->quirks & LG_FF)
+ ret = lgff_init(hdev);
+ else if (drv_data->quirks & LG_FF2)
+ ret = lg2ff_init(hdev);
+ else if (drv_data->quirks & LG_FF3)
+ ret = lg3ff_init(hdev);
+ else if (drv_data->quirks & LG_FF4)
+ ret = lg4ff_init(hdev);
+
+ if (ret)
+ goto err_stop;
+
+ return 0;
+
+err_stop:
+ hid_hw_stop(hdev);
+err_free:
+ kfree(drv_data);
+ return ret;
+}
+
+static void lg_remove(struct hid_device *hdev)
+{
+ struct lg_drv_data *drv_data = hid_get_drvdata(hdev);
+ if (drv_data->quirks & LG_FF4)
+ lg4ff_deinit(hdev);
+ hid_hw_stop(hdev);
+ kfree(drv_data);
+}
+
+static const struct hid_device_id lg_devices[] = {
+ { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER),
+ .driver_data = LG_RDESC | LG_WIRELESS },
+
+ { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RECEIVER),
+ .driver_data = LG_BAD_RELATIVE_KEYS },
+
+ { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_DINOVO_DESKTOP),
+ .driver_data = LG_DUPLICATE_USAGES },
+
+ { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_ELITE_KBD),
+ .driver_data = LG_IGNORE_DOUBLED_WHEEL | LG_EXPANDED_KEYMAP },
+ { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_CORDLESS_DESKTOP_LX500),
+ .driver_data = LG_IGNORE_DOUBLED_WHEEL | LG_EXPANDED_KEYMAP },
+
+ { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_EXTREME_3D),
+ .driver_data = LG_NOGET },
+ { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_DUAL_ACTION),
+ .driver_data = LG_NOGET },
+ { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WHEEL),
+ .driver_data = LG_NOGET | LG_FF4 },
+
+ { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD_CORD),
+ .driver_data = LG_FF2 },
+ { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD),
+ .driver_data = LG_FF },
+ { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD2_2),
+ .driver_data = LG_FF },
+ { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_G29_WHEEL),
+ .driver_data = LG_FF4 },
+ { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WINGMAN_F3D),
+ .driver_data = LG_FF },
+ { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_FORCE3D_PRO),
+ .driver_data = LG_FF },
+ { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_MOMO_WHEEL),
+ .driver_data = LG_NOGET | LG_FF4 },
+ { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_MOMO_WHEEL2),
+ .driver_data = LG_FF4 },
+ { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_VIBRATION_WHEEL),
+ .driver_data = LG_FF2 },
+ { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_G25_WHEEL),
+ .driver_data = LG_FF4 },
+ { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_DFGT_WHEEL),
+ .driver_data = LG_FF4 },
+ { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_G27_WHEEL),
+ .driver_data = LG_FF4 },
+ { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_DFP_WHEEL),
+ .driver_data = LG_NOGET | LG_FF4 },
+ { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WII_WHEEL),
+ .driver_data = LG_FF4 },
+ { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WINGMAN_FG),
+ .driver_data = LG_NOGET },
+ { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WINGMAN_FFG),
+ .driver_data = LG_NOGET | LG_FF4 },
+ { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD2),
+ .driver_data = LG_NOGET | LG_FF2 },
+ { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_FLIGHT_SYSTEM_G940),
+ .driver_data = LG_FF3 },
+ { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_SPACENAVIGATOR),
+ .driver_data = LG_RDESC_REL_ABS },
+ { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_SPACETRAVELLER),
+ .driver_data = LG_RDESC_REL_ABS },
+ { }
+};
+
+MODULE_DEVICE_TABLE(hid, lg_devices);
+
+static struct hid_driver lg_driver = {
+ .name = "logitech",
+ .id_table = lg_devices,
+ .report_fixup = lg_report_fixup,
+ .input_mapping = lg_input_mapping,
+ .input_mapped = lg_input_mapped,
+ .event = lg_event,
+ .raw_event = lg_raw_event,
+ .probe = lg_probe,
+ .remove = lg_remove,
+};
+module_hid_driver(lg_driver);
+
+#ifdef CONFIG_LOGIWHEELS_FF
+int lg4ff_no_autoswitch = 0;
+module_param_named(lg4ff_no_autoswitch, lg4ff_no_autoswitch, int, S_IRUGO);
+MODULE_PARM_DESC(lg4ff_no_autoswitch, "Do not switch multimode wheels to their native mode automatically");
+#endif
+
+MODULE_LICENSE("GPL");
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-28 06:36:24 +0000