Messages in this thread | | | Date | Fri, 16 Sep 2005 04:14:15 +0200 | From | Kay Sievers <> | Subject | Re: [RFC] subclasses in sysfs to solve world peace |
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On Thu, Sep 15, 2005 at 09:03:41PM -0500, Dmitry Torokhov wrote: > On Thursday 15 September 2005 20:54, Kay Sievers wrote: > > On Thu, Sep 15, 2005 at 08:23:43PM -0500, Dmitry Torokhov wrote: > > > On Thursday 15 September 2005 20:04, Kay Sievers wrote: > > > > I like that the child devices are actually below the parent device > > > > and represent the logical structure. I prefer that compared to the > > > > symlink-representation between the classes at the same directory > > > > level which the input patches propose. > > > > > > Why don't we take it a step further and abandon classes altogether? > > > This way everything will grow from their respective hardware devices. > > > > Not everything is hardware. :) > > > > > Class represent a set of objects with similar characteristics. In > > > this regard event0 is no "lesser" than input0. Although they are > > > linked they are objects of the same importance. I do want to see > > > all input interfaces without scanning bunch of directories. > > > > No problem, how about this: > > /sys/class/input/ > > |-- input0 > > | |-- event0 > > | | `-- dev > > | `-- mouse0 > > | | `-- dev > > |-- input1 > > | |-- event1 > > | | `-- dev > > | `-- ts0 > > | | `-- dev > > |-- mice > > | `-- dev > > `-- interfaces > > |-- event0 ->·../input0/event0 > > |-- event1 ->·../input1/event1 > > |-- mouse0 ->·../input0/mouse0 > > |-- mice -> ../mice > > `-- ts0 -> ../input1/ts0 > > > > I am thinking... the rule would be - when adding a class device if it > has a class_device parent then it gets added to parent's directory and > symlinked into class. Otherwise it gets added into class directory.
Like this?
/sys/class/input/ |-- input0 | |-- event0 | | `-- dev | `-- mouse0 | | `-- dev |-- input1 | |-- event1 | | `-- dev | `-- ts0 | | `-- dev |-- mice | `-- dev |-- event0 ->·input0/event0 |-- event1 ->·input1/event1 |-- mouse0 ->·input0/mouse0 `-- ts0 -> input1/ts0
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