Re: [PATCH v2 7/7] ocxl: Document new OCXL IOCTLs

2018-05-07 Thread Frederic Barrat 



Le 18/04/2018 à 03:08, Alastair D'Silva a écrit :

From: Alastair D'Silva 

Signed-off-by: Alastair D'Silva 
---


Acked-by: Frederic Barrat 

  Fred



  Documentation/accelerators/ocxl.rst | 11 +++
  1 file changed, 11 insertions(+)

diff --git a/Documentation/accelerators/ocxl.rst 
b/Documentation/accelerators/ocxl.rst
index 7904adcc07fd..3b8d3b99795c 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 Power 9.
+
+OCXL_IOCTL_GET_FEATURES:
+
+  Reports on which CPU features that affect OpenCAPI are usable from
+  userspace.
+
  mmap

Re: [PATCH v2 7/7] ocxl: Document new OCXL IOCTLs

2018-05-07 Thread Frederic Barrat 



Le 18/04/2018 à 03:08, Alastair D'Silva a écrit :

From: Alastair D'Silva 

Signed-off-by: Alastair D'Silva 
---


Acked-by: Frederic Barrat 

  Fred



  Documentation/accelerators/ocxl.rst | 11 +++
  1 file changed, 11 insertions(+)

diff --git a/Documentation/accelerators/ocxl.rst 
b/Documentation/accelerators/ocxl.rst
index 7904adcc07fd..3b8d3b99795c 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 Power 9.
+
+OCXL_IOCTL_GET_FEATURES:
+
+  Reports on which CPU features that affect OpenCAPI are usable from
+  userspace.
+
  mmap

Re: [PATCH v2 7/7] ocxl: Document new OCXL IOCTLs

2018-04-18 Thread Andrew Donnellan 

On 18/04/18 11:08, Alastair D'Silva wrote:

From: Alastair D'Silva 

Signed-off-by: Alastair D'Silva 


This looks better.

Acked-by: Andrew Donnellan 


---
  Documentation/accelerators/ocxl.rst | 11 +++
  1 file changed, 11 insertions(+)

diff --git a/Documentation/accelerators/ocxl.rst 
b/Documentation/accelerators/ocxl.rst
index 7904adcc07fd..3b8d3b99795c 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 Power 9.


Nitpicking time, if you do a v3 you should stay on brand and call it 
POWER9. :D



+
+OCXL_IOCTL_GET_FEATURES:
+
+  Reports on which CPU features that affect OpenCAPI are usable from
+  userspace.
+
  mmap
  
  



--
Andrew Donnellan  OzLabs, ADL Canberra
andrew.donnel...@au1.ibm.com  IBM Australia Limited

Re: [PATCH v2 7/7] ocxl: Document new OCXL IOCTLs

2018-04-18 Thread Andrew Donnellan 

On 18/04/18 11:08, Alastair D'Silva wrote:

From: Alastair D'Silva 

Signed-off-by: Alastair D'Silva 


This looks better.

Acked-by: Andrew Donnellan 


---
  Documentation/accelerators/ocxl.rst | 11 +++
  1 file changed, 11 insertions(+)

diff --git a/Documentation/accelerators/ocxl.rst 
b/Documentation/accelerators/ocxl.rst
index 7904adcc07fd..3b8d3b99795c 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 Power 9.


Nitpicking time, if you do a v3 you should stay on brand and call it 
POWER9. :D



+
+OCXL_IOCTL_GET_FEATURES:
+
+  Reports on which CPU features that affect OpenCAPI are usable from
+  userspace.
+
  mmap
  
  



--
Andrew Donnellan  OzLabs, ADL Canberra
andrew.donnel...@au1.ibm.com  IBM Australia Limited

[PATCH v2 7/7] ocxl: Document new OCXL IOCTLs

2018-04-17 Thread Alastair D'Silva 
From: Alastair D'Silva 

Signed-off-by: Alastair D'Silva 
---
 Documentation/accelerators/ocxl.rst | 11 +++
 1 file changed, 11 insertions(+)

diff --git a/Documentation/accelerators/ocxl.rst 
b/Documentation/accelerators/ocxl.rst
index 7904adcc07fd..3b8d3b99795c 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 Power 9.
+
+OCXL_IOCTL_GET_FEATURES:
+
+  Reports on which CPU features that affect OpenCAPI are usable from
+  userspace.
+
 mmap
 
 
-- 
2.14.3

[PATCH v2 7/7] ocxl: Document new OCXL IOCTLs

2018-04-17 Thread Alastair D'Silva 
From: Alastair D'Silva 

Signed-off-by: Alastair D'Silva 
---
 Documentation/accelerators/ocxl.rst | 11 +++
 1 file changed, 11 insertions(+)

diff --git a/Documentation/accelerators/ocxl.rst 
b/Documentation/accelerators/ocxl.rst
index 7904adcc07fd..3b8d3b99795c 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 Power 9.
+
+OCXL_IOCTL_GET_FEATURES:
+
+  Reports on which CPU features that affect OpenCAPI are usable from
+  userspace.
+
 mmap
 
 
-- 
2.14.3