Input: apparently Lifebook touchscreens have double resolution

compared to "classic" PS/2 mice, provide appropriate
       resolution setting handler.

Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
This commit is contained in:
Dmitry Torokhov 2005-05-29 02:30:37 -05:00
parent a15d60f867
commit a913829e90
1 changed files with 12 additions and 0 deletions

View File

@ -82,6 +82,17 @@ static int lifebook_absolute_mode(struct psmouse *psmouse)
return 0;
}
static void lifebook_set_resolution(struct psmouse *psmouse, unsigned int resolution)
{
unsigned char params[] = { 0, 1, 2, 2, 3 };
if (resolution == 0 || resolution > 400)
resolution = 400;
ps2_command(&psmouse->ps2dev, &params[resolution / 100], PSMOUSE_CMD_SETRES);
psmouse->resolution = 50 << params[resolution / 100];
}
static void lifebook_disconnect(struct psmouse *psmouse)
{
psmouse_reset(psmouse);
@ -113,6 +124,7 @@ int lifebook_init(struct psmouse *psmouse)
input_set_abs_params(&psmouse->dev, ABS_Y, 0, 1024, 0, 0);
psmouse->protocol_handler = lifebook_process_byte;
psmouse->set_resolution = lifebook_set_resolution;
psmouse->disconnect = lifebook_disconnect;
psmouse->reconnect = lifebook_absolute_mode;
psmouse->pktsize = 3;