lorenz.stechauner/Device-Driver
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move G29 input constants to header file

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This commit is contained in:
Elias Huhsovitz
2026-01-18 18:36:21 +01:00
parent f2c94e77de
commit 218e852f06
2 changed files with 77 additions and 26 deletions
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28
g29-wheel/g29_usb.c
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@@ -25,25 +25,12 @@
#include <linux/jiffies.h> #include <linux/jiffies.h>
#include <linux/hid.h> #include <linux/hid.h>
#include "g29_usb.h"
MODULE_AUTHOR("LLP group 16"); MODULE_AUTHOR("LLP group 16");
MODULE_DESCRIPTION("Logitech G29 USB driver"); MODULE_DESCRIPTION("Logitech G29 USB driver");
MODULE_LICENSE("GPL"); MODULE_LICENSE("GPL");
#define USB_VENDOR_ID_LOGITECH 0x046d
#define USB_DEVICE_ID_LOGITECH_G29 0xc24f
#define USB_DEVICE_ID_LOGITECH_G29_ALT 0xc260
#define G29_BTN_PLUS 0x00800000u
#define G29_BTN_MINUS 0x01000000u
#define G29_BTN_RED_CW 0x02000000u
#define G29_BTN_RED_CCW 0x04000000u
#define G29_BTN_RETURN 0x08000000u
#define G29_BTN_R1 0x00000100u
#define G29_BTN_L1 0x00000200u
#define WHEEL_CENTER 32768
#define WHEEL_MAX_DIST 32768
enum g29_mode { enum g29_mode {
G29_MODE_MEDIA = 0, G29_MODE_MEDIA = 0,
}; };
@@ -52,17 +39,6 @@ static int mode = G29_MODE_MEDIA;
module_param(mode, int, 0444); module_param(mode, int, 0444);
MODULE_PARM_DESC(mode, "Mapping mode (0=MEDIA)"); MODULE_PARM_DESC(mode, "Mapping mode (0=MEDIA)");
struct g29_state {
u32 buttons_le;
u16 rot_le;
u8 gas;
u8 brk;
u8 clt;
u8 gr_x;
u8 gr_y;
u8 gr_z;
};
struct g29_keymap_edge { struct g29_keymap_edge {
u32 mask; u32 mask;
unsigned short keycode; unsigned short keycode;

75
g29-wheel/g29_usb.h Normal file
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@@ -0,0 +1,75 @@
/*
* Logitech G29 USB/HID Protocol Definitions
*/
#ifndef G29_USB_H
#define G29_USB_H
#include <linux/types.h>
#define USB_VENDOR_ID_LOGITECH 0x046d
#define USB_DEVICE_ID_LOGITECH_G29 0xc24f
#define USB_DEVICE_ID_LOGITECH_G29_ALT 0xc260
#define G29_BTN_X 0x00000010u
#define G29_BTN_SQUARE 0x00000020u
#define G29_BTN_CIRCLE 0x00000040u
#define G29_BTN_TRIANGLE 0x00000080u
#define G29_BTN_R1 0x00000100u
#define G29_BTN_L1 0x00000200u
#define G29_BTN_R2 0x00000400u
#define G29_BTN_L2 0x00000800u
#define G29_BTN_SHARE 0x00001000u
#define G29_BTN_OPTION 0x00002000u
#define G29_BTN_R3 0x00004000u
#define G29_BTN_L3 0x00008000u
#define G29_BTN_GEAR_1 0x00010000u
#define G29_BTN_GEAR_2 0x00020000u
#define G29_BTN_GEAR_3 0x00040000u
#define G29_BTN_GEAR_4 0x00080000u
#define G29_BTN_GEAR_5 0x00100000u
#define G29_BTN_GEAR_6 0x00200000u
#define G29_BTN_GEAR_REV 0x00400000u
#define G29_BTN_PLUS 0x00800000u
#define G29_BTN_MINUS 0x01000000u
#define G29_BTN_RED_CW 0x02000000u
#define G29_BTN_RED_CCW 0x04000000u
#define G29_BTN_RETURN 0x08000000u
#define G29_DPAD_MASK 0x0000000Eu
#define G29_DPAD_UP 0x00000000u
#define G29_DPAD_RIGHT 0x00000002u
#define G29_DPAD_DOWN 0x00000004u
#define G29_DPAD_LEFT 0x00000006u
#define G29_DPAD_NONE 0x00000008u
#define G29_WHEEL_MIN_ROTATION 0x0000
#define G29_WHEEL_MAX_ROTATION 0xFFFF
#define G29_PEDAL_RELEASED 0xFF
#define G29_PEDAL_PRESSED 0x00
#define G29_PEDAL_THRESHOLD 0x80
#define G29_GEARSHIFT_X_LEFT 0x30 /* Gears 1-2 */
#define G29_GEARSHIFT_X_CENTER 0x80 /* Gears 3-4 */
#define G29_GEARSHIFT_X_RIGHT 0xB0 /* Gears 5-6-R */
#define G29_GEARSHIFT_Y_TOP 0xD0 /* Gears 1-3-5 */
#define G29_GEARSHIFT_Y_BOTTOM 0x40 /* Gears 2-4-6-R */
#define G29_GEARSHIFT_Z_NEUTRAL 0x9C /* Neutral position */
#define G29_GEARSHIFT_Z_PRESSED 0xDC /* Pressed down */
#define WHEEL_CENTER 32768
#define WHEEL_MAX_DIST 32768
struct g29_state {
u32 buttons_le; /* Button bitmask (little-endian) */
u16 rot_le; /* Wheel rotation (little-endian) */
u8 gas; /* Gas pedal (0xFF=up, 0x00=down) */
u8 brk; /* Brake pedal (0xFF=up, 0x00=down) */
u8 clt; /* Clutch pedal (0xFF=up, 0x00=down) */
u8 gr_x; /* Gearshift X-axis */
u8 gr_y; /* Gearshift Y-axis */
u8 gr_z; /* Gearshift Z-axis */
} __packed;
#endif