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Input: synaptics - export model bits

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Encode synaptics model in psmouse->model so it will be
exported via sysfs as input_dev->id.version and become
visible for applications.

Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
This commit is contained in:
Dmitry Torokhov 2007-04-12 01:30:41 -04:00
parent 598972d4fb
commit 887cc12723
1 changed files with 10 additions and 0 deletions
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10
drivers/input/mouse/synaptics.c
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@ -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;