Le jeudi 30 avril 2020 à 13:21 +0200, Greg KH a écrit : > On Thu, Apr 30, 2020 at 12:34:03PM +0200, Akira shimahara wrote: > > Hello, > > > > Le mercredi 29 avril 2020 à 18:18 +0300, Evgeniy Polyakov a écrit : > > > Hi > > > > > > > > > > > > 29.04.2020, 16:47, "Greg KH" <g...@kroah.com>: > > > > > > > > > > > > > > +What: /sys/bus/w1/devices/.../w1_slave > > > > > +Date: Apr 2020 > > > > > +Contact: Akira Shimahara <akira215c...@gmail.com> > > > > > +Description: > > > > > + (RW) return the temperature in 1/1000 degC. > > > > > + *read*: return 2 lines with the hexa output data sent on > > > > > the > > > > > + bus, return the CRC check and temperature in 1/1000 degC > > > > the w1_slave file returns a temperature??? > > > > And sysfs is 1 value-per-file, not multiple lines. > > > > > > It was 'content crc' previously, and probably a good idea would > > > be to > > > add just one file with 'content' > > > > That's the purpose of the new sysfs entry 'temperature'. It only > > content temperature. As already mentionned we have to keep the > > w1_slave > > entry for compatibility purpose, all existing user application > > parse > > this file. > > That's fine, but the document you wrote here says the file is called > "w1_slave", not "temperature" :) >
Yes because it is the patch 2/5. At this stage, I just create the sysfs-driver-w1_therm doc for the old w1_slave sysfs entry. The temperature sysfs entry is introduce in v3 patch 3/5 (and v4 patch 7/9)and the sysfs-driver-w1_therm is updated accordingly. Akira Shimahara
