linux-kernel - Re: [PATCH 2/4] input: ti_am335x_tsc: Increase sequencer delay time

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Message-ID: <20130816090450.GB26895@linutronix.de>
Date:	Fri, 16 Aug 2013 11:04:50 +0200
From:	Sebastian Andrzej Siewior <bigeasy@...utronix.de>
To:	Zubair Lutfullah <zubair.lutfullah@...il.com>
Cc:	jic23@....ac.uk, dmitry.torokhov@...il.com, sameo@...ux.intel.com,
	lee.jones@...aro.org, linux-iio@...r.kernel.org,
	linux-input@...r.kernel.org, linux-kernel@...r.kernel.org,
	gregkh@...uxfoundation.org, Russ.Dill@...com
Subject: Re: [PATCH 2/4] input: ti_am335x_tsc: Increase sequencer delay time

* Zubair Lutfullah | 2013-08-13 17:48:17 [+0100]:

>diff --git a/drivers/input/touchscreen/ti_am335x_tsc.c b/drivers/input/touchscreen/ti_am335x_tsc.c
>index e165fcb..766bc7e 100644
>--- a/drivers/input/touchscreen/ti_am335x_tsc.c
>+++ b/drivers/input/touchscreen/ti_am335x_tsc.c
>@@ -31,7 +31,7 @@
> #include <linux/mfd/ti_am335x_tscadc.h>
> 
> #define ADCFSM_STEPID		0x10
>-#define SEQ_SETTLE		275
>+#define SEQ_SETTLE		350
> #define MAX_12BIT		((1 << 12) - 1)

Okay, if this is required then it is. But in the long turn we should
make this interrupt threaded since this delay in interrupt context is
way too long.

Sebastian
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