diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/input/mouse/synaptics.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/input/mouse/synaptics.c b/drivers/input/mouse/synaptics.c index e42a0a4345a..c77788bf932 100644 --- a/drivers/input/mouse/synaptics.c +++ b/drivers/input/mouse/synaptics.c @@ -655,6 +655,16 @@ int synaptics_init(struct psmouse *psmouse) set_input_params(psmouse->dev, priv); + /* + * Encode touchpad model so that it can be used to set + * input device->id.version and be visible to userspace. + * Because version is __u16 we have to drop something. + * Hardware info bits seem to be good candidates as they + * are documented to be for Synaptics corp. internal use. + */ + psmouse->model = ((priv->model_id & 0x00ff0000) >> 8) | + (priv->model_id & 0x000000ff); + psmouse->protocol_handler = synaptics_process_byte; psmouse->set_rate = synaptics_set_rate; psmouse->disconnect = synaptics_disconnect; |