Messages in this thread | | | From | Haojian Zhuang <> | Date | Mon, 14 Mar 2011 05:41:35 -0700 | Subject | RE: [PATCH] input: touchscreen: use polling mode in 88pm860x |
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>-----Original Message----- >From: Dmitry Torokhov [mailto:dmitry.torokhov@gmail.com] >Sent: 2011年3月13日 2:44 PM >To: Haojian Zhuang >Cc: johnpol@2ka.mipt.ru; sameo@linux.intel.com; a.zummo@towertech.it; >lrg@slimlogic.co.uk; broonie@opensource.wolfsonmicro.com; >rpurdie@rpsys.net; linux-kernel@vger.kernel.org >Subject: Re: [PATCH] input: touchscreen: use polling mode in 88pm860x > >On Mon, Mar 07, 2011 at 11:43:14PM +0800, Haojian Zhuang wrote: >> Measuring point on touchscreen with IRQ mode can only monitor pen-down >> event. If finger is moving on touchscreen, it can't be monitored by >> IRQ pen-down event. So switch to polling mode after pen-down event. >> > >Instead of scheduling work you could stay in the interrupt handler >(which is a separate thread) and poll from it. Or is it a nested >interrupt and it is sharing the interrupt thread? > >Thanks. > >-- >Dmitry
I'm using a nested interrupt. Do you mean that I should keep polling in the nested interrupt handler?
Thanks Haojian
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