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From: Andrew Morton <akpm@linux-foundation.org>
To: Mark Brown <broonie@opensource.wolfsonmicro.com>
Cc: Dmitry Torokhov <dtor@mail.ru>,
	linux-input@vger.kernel.org, linux-kernel@vger.kernel.org,
	Liam Girdwood <liam.girdwood@wolfsonmicro.com>,
	Graeme Gregory <gg@opensource.wolfsonmicro.com>,
	Mike Arthur <mike.arthur@wolfsonmicro.com>,
	Dmitry Baryshkov <dbaryshkov@gmail.com>,
	Stanley Cai <stanley.cai@intel.com>,
	Rodolfo Giometti <giometti@enneenne.com>,
	Russell King <rmk@arm.linux.org.uk>,
	Marc Kleine-Budde <mkl@pengutronix.de>,
	Pete MacKay <linux01@architechnical.net>,
	Ian Molton <spyro@f2s.com>, Vince Sanders <vince@kyllikki.org>,
	Andrew Zabolotny <zap@homelink.ru>
Subject: Re: [PATCH 3/6] Add chip driver for WM9712 touchscreen
Date: Wed, 27 Feb 2008 23:09:37 -0800	[thread overview]
Message-ID: <20080227230937.e3e0fb41.akpm@linux-foundation.org> (raw)
In-Reply-To: <12040332181394-git-send-email-broonie@opensource.wolfsonmicro.com>

On Tue, 26 Feb 2008 13:40:15 +0000 Mark Brown <broonie@opensource.wolfsonmicro.com> wrote:

> +/*
> + * Set adc sample delay.
> + *
> + * For accurate touchpanel measurements, some settling time may be
> + * required between the switch matrix applying a voltage across the
> + * touchpanel plate and the ADC sampling the signal.
> + *
> + * This delay can be set by setting delay = n, where n is the array
> + * position of the delay in the array delay_table below.
> + * Long delays > 1ms are supported for completeness, but are not
> + * recommended.
> + */
> +static int delay = 3;
> +module_param(delay, int, 0);
> +MODULE_PARM_DESC(delay, "Set adc sample delay.");

I assume we don't support more than one attached device per host?

If so, is that a problem?  One could envisage an application with lots
of screens attached to one Linux box.

  parent reply	other threads:[~2008-02-28  7:20 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <12040332183316-git-send-email-broonie@opensource.wolfsonmicro.com>
2008-02-26 13:40 ` [PATCH 1/6] Core driver for WM97xx touchscreens Mark Brown
     [not found]   ` <12040332182008-git-send-email-broonie@opensource.wolfsonmicro.com>
2008-02-26 13:40     ` [PATCH 4/6] Add chip driver for WM9713 touchscreen Mark Brown
     [not found]   ` <12040332182098-git-send-email-broonie@opensource.wolfsonmicro.com>
2008-02-26 13:40     ` [PATCH 6/6] Build system and MAINTAINERS entry for WM97xx touchscreen drivers Mark Brown
     [not found]   ` <12040332181161-git-send-email-broonie@opensource.wolfsonmicro.com>
2008-02-26 13:40     ` [PATCH 2/6] Add chip driver for WM9705 touchscreen Mark Brown
2008-02-28  7:09     ` Andrew Morton
2008-02-28 11:46       ` Mark Brown
     [not found]   ` <12040332181394-git-send-email-broonie@opensource.wolfsonmicro.com>
2008-02-26 13:40     ` [PATCH 3/6] Add chip driver for WM9712 touchscreen Mark Brown
2008-02-28  7:09     ` Andrew Morton [this message]
2008-02-28 13:07       ` Mark Brown
     [not found]   ` <12040332181746-git-send-email-broonie@opensource.wolfsonmicro.com>
2008-02-26 13:40     ` [PATCH 5/6] Driver for WM97xx touchscreens in streaming mode on Mainstone Mark Brown
2008-02-28  7:09     ` Andrew Morton
2008-02-29 16:18       ` Mark Brown
2008-02-28  7:09 ` [PATCH 1/6] Core driver for WM97xx touchscreens Andrew Morton
2008-02-28 15:30   ` Mark Brown
2008-04-01 10:28 WM97xx touchscreen drivers Mark Brown
2008-04-01 10:36 ` [PATCH 1/6] Core driver for WM97xx touchscreens Mark Brown
2008-04-01 10:36   ` [PATCH 2/6] Add chip driver for WM9705 touchscreen Mark Brown
2008-04-01 10:36     ` [PATCH 3/6] Add chip driver for WM9712 touchscreen Mark Brown
  -- strict thread matches above, loose matches on Subject: below --
2008-03-20  9:39 WM97xx touchscreen drivers Mark Brown
2008-03-20  9:42 ` [PATCH 1/6] Core driver for WM97xx touchscreens Mark Brown
2008-03-20  9:42   ` [PATCH 2/6] Add chip driver for WM9705 touchscreen Mark Brown
2008-03-20  9:42     ` [PATCH 3/6] Add chip driver for WM9712 touchscreen Mark Brown
2008-03-04 14:02 WM97xx touchscreen drivers Mark Brown
2008-03-04 14:04 ` [PATCH 1/6] Core driver for WM97xx touchscreens Mark Brown
2008-03-04 14:04   ` [PATCH 2/6] Add chip driver for WM9705 touchscreen Mark Brown
2008-03-04 14:04     ` [PATCH 3/6] Add chip driver for WM9712 touchscreen Mark Brown
2008-02-29 16:50 WM97xx touchscreen drivers Mark Brown
2008-02-29 16:52 ` [PATCH 1/6] Core driver for WM97xx touchscreens Mark Brown
2008-02-29 16:52   ` [PATCH 2/6] Add chip driver for WM9705 touchscreen Mark Brown
2008-02-29 16:52     ` [PATCH 3/6] Add chip driver for WM9712 touchscreen Mark Brown
2008-02-13 14:06 [UPDATED v7] WM97xx touchscreen drivers Mark Brown
2008-02-13 14:13 ` [PATCH 1/6] Core driver for WM97xx touchscreens Mark Brown
2008-02-13 14:13   ` [PATCH 2/6] Add chip driver for WM9705 touchscreen Mark Brown
2008-02-13 14:13     ` [PATCH 3/6] Add chip driver for WM9712 touchscreen Mark Brown
2008-02-12 10:17 [UPDATED v6] WM97xx touchscreen drivers Mark Brown
2008-02-12 10:21 ` [PATCH 1/6] Core driver for WM97xx touchscreens Mark Brown
2008-02-12 10:21   ` [PATCH 2/6] Add chip driver for WM9705 touchscreen Mark Brown
2008-02-12 10:21     ` [PATCH 3/6] Add chip driver for WM9712 touchscreen Mark Brown
2008-01-26 15:18 [UPDATED v4] WM97xx touchscreen drivers Mark Brown
2008-01-26 17:28 ` [PATCH 1/6] Core driver for WM97xx touchscreens Mark Brown
2008-01-26 17:28   ` [PATCH 2/6] Add chip driver for WM9705 touchscreen Mark Brown
2008-01-26 17:28     ` [PATCH 3/6] Add chip driver for WM9712 touchscreen Mark Brown
2008-01-21 15:24 [UPDATED v3] WM97xx touchscreen drivers Mark Brown
2008-01-21 15:24 ` [PATCH 1/6] Core driver for WM97xx touchscreens Mark Brown
2008-01-21 15:24   ` [PATCH 2/6] Add chip driver for WM9705 touchscreen Mark Brown
2008-01-21 15:24     ` [PATCH 3/6] Add chip driver for WM9712 touchscreen Mark Brown
2008-01-10 11:51 [PATCH 1/6] Core driver for WM97xx touchscreens Mark Brown
2008-01-10 11:51 ` [PATCH 2/6] Add chip driver for WM9705 touchscreen Mark Brown
2008-01-10 11:51   ` [PATCH 3/6] Add chip driver for WM9712 touchscreen Mark Brown

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