Re: [PATCH v2 7/7] ocxl: Document new OCXL IOCTLs
Le 18/04/2018 à 03:08, Alastair D'Silva a écrit : From: Alastair D'SilvaSigned-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
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
On 18/04/18 11:08, Alastair D'Silva wrote: From: Alastair D'SilvaSigned-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
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
From: Alastair D'SilvaSigned-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
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