OMAPDSS: VENC: fix NULL pointer dereference in DSS2 VENC sysfs debug attr on OMAP4
[zen-stable.git] / Documentation / ABI / testing / sysfs-bus-css
blob2979c40c10e97b1ce6088a875cbbe0a84b6a8e22
1 What:           /sys/bus/css/devices/.../type
2 Date:           March 2008
3 Contact:        Cornelia Huck <cornelia.huck@de.ibm.com>
4                 linux-s390@vger.kernel.org
5 Description:    Contains the subchannel type, as reported by the hardware.
6                 This attribute is present for all subchannel types.
8 What:           /sys/bus/css/devices/.../modalias
9 Date:           March 2008
10 Contact:        Cornelia Huck <cornelia.huck@de.ibm.com>
11                 linux-s390@vger.kernel.org
12 Description:    Contains the module alias as reported with uevents.
13                 It is of the format css:t<type> and present for all
14                 subchannel types.
16 What:           /sys/bus/css/drivers/io_subchannel/.../chpids
17 Date:           December 2002
18 Contact:        Cornelia Huck <cornelia.huck@de.ibm.com>
19                 linux-s390@vger.kernel.org
20 Description:    Contains the ids of the channel paths used by this
21                 subchannel, as reported by the channel subsystem
22                 during subchannel recognition.
23                 Note: This is an I/O-subchannel specific attribute.
24 Users:          s390-tools, HAL
26 What:           /sys/bus/css/drivers/io_subchannel/.../pimpampom
27 Date:           December 2002
28 Contact:        Cornelia Huck <cornelia.huck@de.ibm.com>
29                 linux-s390@vger.kernel.org
30 Description:    Contains the PIM/PAM/POM values, as reported by the
31                 channel subsystem when last queried by the common I/O
32                 layer (this implies that this attribute is not necessarily
33                 in sync with the values current in the channel subsystem).
34                 Note: This is an I/O-subchannel specific attribute.
35 Users:          s390-tools, HAL