diff options
| author | Dave Jiang <dave.jiang@intel.com> | 2020-04-15 19:13:12 +0300 |
|---|---|---|
| committer | Vinod Koul <vkoul@kernel.org> | 2020-04-15 19:24:00 +0300 |
| commit | c2ce6bbcfc9f142b426717bc5aa3f9ba20485a65 (patch) | |
| tree | 7138c236184dbb950360c7ca88e64d14da31a39e /Documentation/ABI/stable | |
| parent | a4e688535a0829980d5ef1516c0713777a874c62 (diff) | |
| download | linux-c2ce6bbcfc9f142b426717bc5aa3f9ba20485a65.tar.xz | |
dmaengine: idxd: export hw version through sysfs
Some user apps would like to know the hardware version in order to
determine the variation of the hardware. Export the hardware version number
to userspace via sysfs.
Signed-off-by: Dave Jiang <dave.jiang@intel.com>
Link: https://lore.kernel.org/r/158696714008.39484.13401950732606906479.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 f4be46cc6cb6..b5bebf642db6 100644 --- a/Documentation/ABI/stable/sysfs-driver-dma-idxd +++ b/Documentation/ABI/stable/sysfs-driver-dma-idxd @@ -1,3 +1,9 @@ +What: sys/bus/dsa/devices/dsa<m>/version +Date: Apr 15, 2020 +KernelVersion: 5.8.0 +Contact: dmaengine@vger.kernel.org +Description: The hardware version number. + What: sys/bus/dsa/devices/dsa<m>/cdev_major Date: Oct 25, 2019 KernelVersion: 5.6.0 |