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    Subject[PATCH RFC v2 18/18] dmaengine: idxd: add ABI documentation for mediated device support
    From
    Date
    From: Jing Lin <jing.lin@intel.com>

    Add the sysfs attribute bits in ABI/stable for mediated device and guest
    support.

    Signed-off-by: Jing Lin <jing.lin@intel.com>
    Signed-off-by: Dave Jiang <dave.jiang@intel.com>
    Reviewed-by: Kevin Tian <kevin.tian@intel.com>
    ---
    Documentation/ABI/stable/sysfs-driver-dma-idxd | 15 +++++++++++----
    1 file changed, 11 insertions(+), 4 deletions(-)

    diff --git a/Documentation/ABI/stable/sysfs-driver-dma-idxd b/Documentation/ABI/stable/sysfs-driver-dma-idxd
    index a336d2b2009a..edbcf8a8796c 100644
    --- a/Documentation/ABI/stable/sysfs-driver-dma-idxd
    +++ b/Documentation/ABI/stable/sysfs-driver-dma-idxd
    @@ -1,6 +1,6 @@
    What: /sys/bus/dsa/devices/dsa<m>/version
    -Date: Apr 15, 2020
    -KernelVersion: 5.8.0
    +Date: Jul 5, 2020
    +KernelVersion: 5.9.0
    Contact: dmaengine@vger.kernel.org
    Description: The hardware version number.

    @@ -84,6 +84,12 @@ Contact: dmaengine@vger.kernel.org
    Description: To indicate if PASID (process address space identifier) is
    enabled or not for this device.

    +What: /sys/bus/dsa/devices/dsa<m>/ims_size
    +Date: Jul 5, 2020
    +KernelVersion: 5.9.0
    +Contact: dmaengine@vger.kernel.org
    +Description: Number of entries in the interrupt message storage table.
    +
    What: /sys/bus/dsa/devices/dsa<m>/state
    Date: Oct 25, 2019
    KernelVersion: 5.6.0
    @@ -147,8 +153,9 @@ Date: Oct 25, 2019
    KernelVersion: 5.6.0
    Contact: dmaengine@vger.kernel.org
    Description: The type of this work queue, it can be "kernel" type for work
    - queue usages in the kernel space or "user" type for work queue
    - usages by applications in user space.
    + queue usages in the kernel space, "user" type for work queue
    + usages by applications in user space, or "mdev" type for
    + VFIO mediated devices.

    What: /sys/bus/dsa/devices/wq<m>.<n>/cdev_minor
    Date: Oct 25, 2019
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