From mboxrd@z Thu Jan 1 00:00:00 1970 From: Guenter Roeck Date: Thu, 10 Mar 2011 05:06:40 +0000 Subject: Re: [lm-sensors] RFC: nct6776f support in the w83627ehf and fan RPM Message-Id: <20110310050640.GA14075@ericsson.com> List-Id: References: In-Reply-To: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: lm-sensors@vger.kernel.org Hi again, On Wed, Mar 09, 2011 at 10:45:30PM -0500, Guenter Roeck wrote: [ ... ] > > fan1: 0 RPM (min = 0 RPM, div = 64) > > fan2: 1110 RPM (min = 0 RPM, div = 32) ALARM > > fan3: 0 RPM (min = 0 RPM, div = 64) > > fan4: 0 RPM (div = 64) > > [ ... ] > Looks reasonable. There is one problem which I had wondered about - the ALARM > which tends to show up for running fans. > > I finally tracked that down. Turns out the chip has a "maximum RPM" register. > Apparently that register is not set, which causes the alarm. > Actually, I am not sure if I got that right. Can you set the minimum speed of fan2 to something larger than 1110 rpm and check if that causes ALARM to go off ? I suspect I might have misinterpreted the meaning of "Fan Count Limit". I thought it is the low limit, but it might well be the high limit. Thanks, Guenter _______________________________________________ lm-sensors mailing list lm-sensors@lm-sensors.org http://lists.lm-sensors.org/mailman/listinfo/lm-sensors