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3 Commits

Author SHA1 Message Date
Martin Schwidefsky
988b86e69d s390/pci: add ioctl interface for CLP 
Provide a user space interface to issue call logical-processor instructions.
Only selected CLP commands are allowed, enough to get the full overview of
the installed PCI functions.

Reviewed-by: Sebastian Ott <sebott@linux.vnet.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
 2016-03-07 16:54:32 +01:00
Sebastian Ott
ac4995b9d5 s390/pci: add some new arch specific pci attributes 
Add a bunch of s390 specific pci attributes to help
identifying pci functions.

Reviewed-by: Gerald Schaefer <gerald.schaefer@de.ibm.com>
Signed-off-by: Sebastian Ott <sebott@linux.vnet.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
 2014-05-20 08:58:50 +02:00
Jan Glauber
a755a45dd9 s390/pci: CLP interface 
CLP instructions are used to query the firmware about detected PCI
functions, the attributes of those functions and to enable or disable
a PCI function. The CLP interface is the equivalent to a PCI bus scan.

Signed-off-by: Jan Glauber <jang@linux.vnet.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
 2012-11-30 15:40:47 +01:00