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| author |   Dave Jiang <dave.jiang@intel.com> | 2020-08-28 15:13:55 -0700 |
|---|---|---|
| committer |   Vinod Koul <vkoul@kernel.org> | 2020-09-03 12:40:12 +0530 |
| commit | ff18de55a62f0e8f0dcf11bfa7f69b23e6e951b0 (patch) | |
| tree | 324074b701e98225cef6d749cb0f88cbd39e80bb /Documentation/ABI/stable | |
| parent | dmaengine: idxd: add support for configurable max wq batch size (diff) | |
| download | linux-dev-ff18de55a62f0e8f0dcf11bfa7f69b23e6e951b0.tar.xz linux-dev-ff18de55a62f0e8f0dcf11bfa7f69b23e6e951b0.zip | |
dmaengine: idxd: add command status to idxd sysfs attribute
Export admin command status to sysfs attribute in order to allow user to
retrieve configuration error. Allows user tooling to retrieve the command
error and provide more user friendly error messages.
Signed-off-by: Dave Jiang <dave.jiang@intel.com>
Link: https://lore.kernel.org/r/159865278770.29455.8026892329182750127.stgit@djiang5-desk3.ch.intel.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
Diffstat (limited to 'Documentation/ABI/stable')
| -rw-r--r-- | Documentation/ABI/stable/sysfs-driver-dma-idxd | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/Documentation/ABI/stable/sysfs-driver-dma-idxd b/Documentation/ABI/stable/sysfs-driver-dma-idxd index a2bc4afbe308..b44183880935 100644 --- a/Documentation/ABI/stable/sysfs-driver-dma-idxd +++ b/Documentation/ABI/stable/sysfs-driver-dma-idxd @@ -116,6 +116,12 @@ Description: The maximum number of bandwidth tokens that may be in use at one time by operations that access low bandwidth memory in the device. +What: /sys/bus/dsa/devices/dsa<m>/cmd_status +Date: Aug 28, 2020 +KernelVersion: 5.10.0 +Contact: dmaengine@vger.kernel.org +Description: The last executed device administrative command's status/error. + What: /sys/bus/dsa/devices/wq<m>.<n>/group_id Date: Oct 25, 2019 KernelVersion: 5.6.0 |