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authorAlastair D'Silva <alastair@d-silva.org>2018-05-11 09:13:03 +0300
committerMichael Ellerman <mpe@ellerman.id.au>2018-06-03 13:40:33 +0300
commit721c551d31fb441ff3be701ad3be14cf6e0aca3f (patch)
tree36bf7693a2bcb2094536a5edea957389c0c15125 /Documentation/accelerators
parent02a8e5bc1c06045f36423bd9632ad9f40da18d3f (diff)
downloadlinux-721c551d31fb441ff3be701ad3be14cf6e0aca3f.tar.xz
ocxl: Document new OCXL IOCTLs
Signed-off-by: Alastair D'Silva <alastair@d-silva.org> Acked-by: Frederic Barrat <fbarrat@linux.vnet.ibm.com> Acked-by: Andrew Donnellan <andrew.donnellan@au1.ibm.com> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'Documentation/accelerators')
-rw-r--r--Documentation/accelerators/ocxl.rst11
1 files changed, 11 insertions, 0 deletions
diff --git a/Documentation/accelerators/ocxl.rst b/Documentation/accelerators/ocxl.rst
index ddcc58d01cfb..14cefc020e2d 100644
--- a/Documentation/accelerators/ocxl.rst
+++ b/Documentation/accelerators/ocxl.rst
@@ -157,6 +157,17 @@ OCXL_IOCTL_GET_METADATA:
Obtains configuration information from the card, such at the size of
MMIO areas, the AFU version, and the PASID for the current context.
+OCXL_IOCTL_ENABLE_P9_WAIT:
+
+ Allows the AFU to wake a userspace thread executing 'wait'. Returns
+ information to userspace to allow it to configure the AFU. Note that
+ this is only available on POWER9.
+
+OCXL_IOCTL_GET_FEATURES:
+
+ Reports on which CPU features that affect OpenCAPI are usable from
+ userspace.
+
mmap
----