diff options
| author | Simon Wood <gitsend@mungewell.org> | 2016-09-18 19:55:38 +0300 |
|---|---|---|
| committer | Jiri Kosina <jkosina@suse.cz> | 2016-09-26 16:39:54 +0300 |
| commit | c832f86effbcf8833fc2c842aa501ce1eb4d0478 (patch) | |
| tree | 51ed8b198c543e6ea7f2e22227bbd670d9665a15 /drivers | |
| parent | 961af46f8e2c7bf793352c11262fb37e87706921 (diff) | |
| download | linux-c832f86effbcf8833fc2c842aa501ce1eb4d0478.tar.xz | |
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 <simon@mungewell.org>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/hid/hid-lg.c | 12 | ||||
| -rw-r--r-- | drivers/hid/hid-lg4ff.c | 32 | ||||
| -rw-r--r-- | drivers/hid/hid-lg4ff.h | 4 |
3 files changed, 48 insertions, 0 deletions
diff --git a/drivers/hid/hid-lg.c b/drivers/hid/hid-lg.c index feb2be71f77c..06f8a5e0fc8f 100644 --- a/drivers/hid/hid-lg.c +++ b/drivers/hid/hid-lg.c @@ -657,6 +657,17 @@ static int lg_event(struct hid_device *hdev, struct hid_field *field, 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 = to_usb_interface(hdev->dev.parent); @@ -830,6 +841,7 @@ static struct hid_driver lg_driver = { .input_mapping = lg_input_mapping, .input_mapped = lg_input_mapped, .event = lg_event, + .raw_event = lg_raw_event, .probe = lg_probe, .remove = lg_remove, }; 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) diff --git a/drivers/hid/hid-lg4ff.h b/drivers/hid/hid-lg4ff.h index 66201af44da3..de1f350e0bd3 100644 --- a/drivers/hid/hid-lg4ff.h +++ b/drivers/hid/hid-lg4ff.h @@ -6,11 +6,15 @@ extern int lg4ff_no_autoswitch; /* From hid-lg.c */ int lg4ff_adjust_input_event(struct hid_device *hid, struct hid_field *field, struct hid_usage *usage, s32 value, struct lg_drv_data *drv_data); +int lg4ff_raw_event(struct hid_device *hdev, struct hid_report *report, + u8 *rd, int size, struct lg_drv_data *drv_data); int lg4ff_init(struct hid_device *hdev); int lg4ff_deinit(struct hid_device *hdev); #else static inline int lg4ff_adjust_input_event(struct hid_device *hid, struct hid_field *field, struct hid_usage *usage, s32 value, struct lg_drv_data *drv_data) { return 0; } +static inline int lg4ff_raw_event(struct hid_device *hdev, struct hid_report *report, + u8 *rd, int size, struct lg_drv_data *drv_data) { return 0; } static inline int lg4ff_init(struct hid_device *hdev) { return -1; } static inline int lg4ff_deinit(struct hid_device *hdev) { return -1; } #endif |