From mboxrd@z Thu Jan 1 00:00:00 1970 From: Guenter Roeck Date: Thu, 24 Feb 2011 14:53:08 +0000 Subject: Re: [lm-sensors] [PATCH] hwmon: (lm75) Speed up detection Message-Id: <20110224145308.GA6712@ericsson.com> List-Id: References: <20110224112322.3a47636e@endymion.delvare> In-Reply-To: <20110224112322.3a47636e@endymion.delvare> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: lm-sensors@vger.kernel.org On Thu, Feb 24, 2011 at 05:23:22AM -0500, Jean Delvare wrote: > Make the LM75/LM75A device detection faster: > > * Don't read the current temperature value when we don't use it. > * Check for unused bits in the configuration register as soon as we > have read its value. > * Don't use word reads, not all devices support this, and some which > don't misbehave when you try. > * Check for cycling register values every 40 register addresses > instead of every 8, it's 5 times faster and just as efficient. > > Some of these improvements come straight from the user-space > sensors-detect script, so both detection routines are in line now. > > Signed-off-by: Jean Delvare > Cc: Lennart Sorensen Acked-by: Guenter Roeck _______________________________________________ lm-sensors mailing list lm-sensors@lm-sensors.org http://lists.lm-sensors.org/mailman/listinfo/lm-sensors