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(parent: 5e6bb10) | patch
s390/cio: export CHPID operating speed
authorPeter Oberparleiter <oberpar@linux.ibm.com>
Tue, 26 Mar 2024 16:03:24 +0000 (17:03 +0100)
committerAlexander Gordeev <agordeev@linux.ibm.com>
Fri, 12 Apr 2024 14:11:29 +0000 (16:11 +0200)
commit0f987e6caa3c93f36e277624234880459848fa34
tree5744235695ca07609ed9848b9af1cf1e0c902472tree
parent5e6bb10ee523d85d688aacaa13405d651ad16214commit | diff
s390/cio: export CHPID operating speed

Add a per-CHPID sysfs attribute named "speed_bps" that provides the
operating speed of the associated channel path in bits per second,
or 0 if the operating speed is not available.

Example:

$ cat /sys/devices/css0/chp0.32/speed_bps
32G

Reviewed-by: Vineeth Vijayan <vneethv@linux.ibm.com>
Acked-by: Heiko Carstens <hca@linux.ibm.com>
Signed-off-by: Peter Oberparleiter <oberpar@linux.ibm.com>
Signed-off-by: Alexander Gordeev <agordeev@linux.ibm.com>
drivers/s390/cio/chp.c diff | blob | history
drivers/s390/cio/chp.h diff | blob | history
drivers/s390/cio/chsc.c diff | blob | history
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