From c832f86effbcf8833fc2c842aa501ce1eb4d0478 Mon Sep 17 00:00:00 2001 From: Simon Wood Date: Sun, 18 Sep 2016 10:55:38 -0600 Subject: HID: hid-logitech: Add combined pedal support Logitech wheels Add support for reporting a combined accelerator/brake axis for wheels which contain combined data in their HID stream. This includes DF, MOMO, MOMO2 and DFP. Signed-off-by: Simon Wood Signed-off-by: Jiri Kosina --- drivers/hid/hid-lg4ff.c | 32 ++++++++++++++++++++++++++++++++ 1 file changed, 32 insertions(+) (limited to 'drivers/hid/hid-lg4ff.c') diff --git a/drivers/hid/hid-lg4ff.c b/drivers/hid/hid-lg4ff.c index ca31ce4d2c24..79d34c2f639b 100644 --- a/drivers/hid/hid-lg4ff.c +++ b/drivers/hid/hid-lg4ff.c @@ -329,6 +329,38 @@ int lg4ff_adjust_input_event(struct hid_device *hid, struct hid_field *field, } } +int lg4ff_raw_event(struct hid_device *hdev, struct hid_report *report, + u8 *rd, int size, struct lg_drv_data *drv_data) +{ + struct lg4ff_device_entry *entry = drv_data->device_props; + + if (!entry) + return 0; + + /* adjust HID report present combined pedals data */ + if (entry->wdata.combine) { + switch (entry->wdata.product_id) { + case USB_DEVICE_ID_LOGITECH_WHEEL: + rd[5] = rd[3]; + rd[6] = 0x7F; + return 1; + case USB_DEVICE_ID_LOGITECH_MOMO_WHEEL: + case USB_DEVICE_ID_LOGITECH_MOMO_WHEEL2: + rd[4] = rd[3]; + rd[5] = 0x7F; + return 1; + case USB_DEVICE_ID_LOGITECH_DFP_WHEEL: + rd[5] = rd[4]; + rd[6] = 0x7F; + return 1; + default: + return 0; + } + } + + return 0; +} + static void lg4ff_init_wheel_data(struct lg4ff_wheel_data * const wdata, const struct lg4ff_wheel *wheel, const struct lg4ff_multimode_wheel *mmode_wheel, const u16 real_product_id) -- cgit v1.2.3