linux-kernel - Re: forcedeth: option to disable 100Hz timer

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Message-ID: <48BC8BC8.4030308@shaw.ca>
Date:	Mon, 01 Sep 2008 18:41:44 -0600
From:	Robert Hancock <hancockr@...w.ca>
To:	Mikhail Kshevetskiy <mikhail.kshevetskiy@...il.com>
CC:	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: forcedeth: option to disable 100Hz timer

Mikhail Kshevetskiy wrote:
> On some hardware no TX done interrupts are generated, thus special
> 100Hz timer interrupt is required to handle this situation properly.
> Other device do not require that timer interrupt feature.
> 
> Patch add a "disable_timerirq" option to disable interrupt timer 
> mentioned above. This may be extremely usefull for laptop users.
> 
> Mikhail Kshevetskiy
> 

Someone (ideally NVIDIA) should really find out what hardware actually 
requires this timer IRQ and only set the flag on those chipsets rather 
than blindingly setting it on everything. This patch would be useful to 
test whether a chipset does need it, however.
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