linux-kernel - Re: [PATCH] input: elantech.c provide a workaround for jumpy cursor on firmware 2.34

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Date:	Fri, 20 Mar 2009 22:46:37 -0700
From:	Dmitry Torokhov <dmitry.torokhov@...il.com>
To:	Arjan Opmeer <arjan@...eer.net>
Cc:	linux-input@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] input: elantech.c provide a workaround for jumpy cursor on firmware 2.34

Hi Arjan,

On Thursday 19 March 2009 22:35:09 Arjan Opmeer wrote:
>
> +	if (etd->jumpy_cursor) {
> +		/* Discard packets that are likely to have bogus coordinates */
> +		if (fingers > old_fingers) {
> +			elantech_debug("elantech.c: discarding packet\n");
> +			goto discard_packet_v1;

Can we do this unconditionally for the v1 protocol and not have an
extra konb? Do you have access to boxes with unbroken V1 to test?

Thanks.

-- 
Dmitry

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