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cxl: Update CXL ABI documentation

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This fixes two typos and explains where shared attributes are stored.

Signed-off-by: Philippe Bergheaud <felix@linux.vnet.ibm.com>
Acked-by: Michael Neuling <mikey@neuling.org>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
This commit is contained in:
Philippe Bergheaud 2014-12-12 11:28:53 +01:00 committed by Michael Ellerman
parent 9bcf28cdb2
commit 49fd644c3b
1 changed files with 8 additions and 3 deletions
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11
Documentation/ABI/testing/sysfs-class-cxl
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@ -1,3 +1,9 @@
Note: Attributes that are shared between devices are stored in the directory
pointed to by the symlink device/.
Example: The real path of the attribute /sys/class/cxl/afu0.0s/irqs_max is
/sys/class/cxl/afu0.0s/device/irqs_max, i.e. /sys/class/cxl/afu0.0/irqs_max.
Slave contexts (eg. /sys/class/cxl/afu0.0s):
What: /sys/class/cxl/<afu>/irqs_max
@ -67,7 +73,7 @@ Contact: linuxppc-dev@lists.ozlabs.org
Description: read only
Decimal value of the current version of the kernel/user API.
What: /sys/class/cxl/<afu>/api_version_com
What: /sys/class/cxl/<afu>/api_version_compatible
Date: September 2014
Contact: linuxppc-dev@lists.ozlabs.org
Description: read only
@ -75,7 +81,6 @@ Description: read only
this this kernel supports.
Master contexts (eg. /sys/class/cxl/afu0.0m)
What: /sys/class/cxl/<afu>m/mmio_size
@ -106,7 +111,7 @@ Contact: linuxppc-dev@lists.ozlabs.org
Description: read only
Identifies the CAIA Version the card implements.
What: /sys/class/cxl/<card>/psl_version
What: /sys/class/cxl/<card>/psl_revision
Date: September 2014
Contact: linuxppc-dev@lists.ozlabs.org
Description: read only