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SubjectRe: [PATCH] 2.5.43: Fix for Logitech Wheel Mouse
On Thu, Oct 17, 2002 at 11:20:14PM -0700, Christopher Hoover wrote:
> The wheel on my Logitech mouse doesn't work under the input layer.
> The mouse was originally recognized as:
>
> input: PS2++ Logitech Mouse on isa0060/serio1
>
> In this mode, the driver also emits (just once?):
>
> psmouse.c: Received PS2++ packet #0, but don't know how to handle.
>
>
> The following patch simply swaps the order of detection of Logitech PS
> 2++ and Intellimouse protocols. Now my mouse is recognized as:
>
> input: ImPS/2 Logitech Wheel Mouse on isa0060/serio1
>
> And the wheel works properly in this mode.

Can you send me the output of /proc/bus/input/devices on your system
(without your fix, preferably)?

I'd like to know whether the driver thinks the mouse has a wheel or not.

> -ch
> ch@murgatroid.com
> ch@hpl.hp.com
>
>
> PATCH FOLLOWS
> --- linux-2.5.43/drivers/input/mouse/psmouse.c.orig Tue Oct 15 20:27:22 2002
> +++ linux-2.5.43/drivers/input/mouse/psmouse.c Thu Oct 17 22:45:05 2002
> @@ -378,40 +378,6 @@
> }
>
> /*
> - * Do Logitech PS2++ / PS2T++ magic init.
> - */
> -
> - if (psmouse->model == 97) { /* TouchPad 3 */
> -
> - set_bit(REL_WHEEL, psmouse->dev.relbit);
> - set_bit(REL_HWHEEL, psmouse->dev.relbit);
> -
> - param[0] = 0x11; param[1] = 0x04; param[2] = 0x68; /* Unprotect RAM */
> - psmouse_command(psmouse, param, 0x30d1);
> - param[0] = 0x11; param[1] = 0x05; param[2] = 0x0b; /* Enable features */
> - psmouse_command(psmouse, param, 0x30d1);
> - param[0] = 0x11; param[1] = 0x09; param[2] = 0xc3; /* Enable PS2++ */
> - psmouse_command(psmouse, param, 0x30d1);
> -
> - param[0] = 0;
> - if (!psmouse_command(psmouse, param, 0x13d1) &&
> - param[0] == 0x06 && param[1] == 0x00 && param[2] == 0x14)
> - return PSMOUSE_PS2TPP;
> -
> - } else {
> - param[0] = param[1] = param[2] = 0;
> -
> - psmouse_ps2pp_cmd(psmouse, param, 0x39); /* Magic knock */
> - psmouse_ps2pp_cmd(psmouse, param, 0xDB);
> -
> - if ((param[0] & 0x78) == 0x48 && (param[1] & 0xf3) == 0xc2 &&
> - (param[2] & 3) == ((param[1] >> 2) & 3))
> - return PSMOUSE_PS2PP;
> - }
> - }
> - }
> -
> -/*
> * Try IntelliMouse magic init.
> */
>
> @@ -450,6 +416,40 @@
>
> psmouse->name = "Wheel Mouse";
> return PSMOUSE_IMPS;
> + }
> +
> +/*
> + * Do Logitech PS2++ / PS2T++ magic init.
> + */
> +
> + if (psmouse->model == 97) { /* TouchPad 3 */
> +
> + set_bit(REL_WHEEL, psmouse->dev.relbit);
> + set_bit(REL_HWHEEL, psmouse->dev.relbit);
> +
> + param[0] = 0x11; param[1] = 0x04; param[2] = 0x68; /* Unprotect RAM */
> + psmouse_command(psmouse, param, 0x30d1);
> + param[0] = 0x11; param[1] = 0x05; param[2] = 0x0b; /* Enable features */
> + psmouse_command(psmouse, param, 0x30d1);
> + param[0] = 0x11; param[1] = 0x09; param[2] = 0xc3; /* Enable PS2++ */
> + psmouse_command(psmouse, param, 0x30d1);
> +
> + param[0] = 0;
> + if (!psmouse_command(psmouse, param, 0x13d1) &&
> + param[0] == 0x06 && param[1] == 0x00 && param[2] == 0x14)
> + return PSMOUSE_PS2TPP;
> +
> + } else {
> + param[0] = param[1] = param[2] = 0;
> +
> + psmouse_ps2pp_cmd(psmouse, param, 0x39); /* Magic knock */
> + psmouse_ps2pp_cmd(psmouse, param, 0xDB);
> +
> + if ((param[0] & 0x78) == 0x48 && (param[1] & 0xf3) == 0xc2 &&
> + (param[2] & 3) == ((param[1] >> 2) & 3))
> + return PSMOUSE_PS2PP;
> + }
> + }
> }
>
> /*

--
Vojtech Pavlik
SuSE Labs
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