From a913829e90e2af7a6e98f5aadcc9fec4dcf1ef64 Mon Sep 17 00:00:00 2001 From: Dmitry Torokhov Date: Sun, 29 May 2005 02:30:37 -0500 Subject: Input: apparently Lifebook touchscreens have double resolution compared to "classic" PS/2 mice, provide appropriate resolution setting handler. Signed-off-by: Dmitry Torokhov --- drivers/input/mouse/lifebook.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) (limited to 'drivers/input/mouse') diff --git a/drivers/input/mouse/lifebook.c b/drivers/input/mouse/lifebook.c index 1eb98e18c9e..bd9df9b2832 100644 --- a/drivers/input/mouse/lifebook.c +++ b/drivers/input/mouse/lifebook.c @@ -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, ¶ms[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; -- cgit v1.2.3