From c2ce6bbcfc9f142b426717bc5aa3f9ba20485a65 Mon Sep 17 00:00:00 2001 From: Dave Jiang Date: Wed, 15 Apr 2020 09:13:12 -0700 Subject: 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 Link: https://lore.kernel.org/r/158696714008.39484.13401950732606906479.stgit@djiang5-desk3.ch.intel.com Signed-off-by: Vinod Koul --- Documentation/ABI/stable/sysfs-driver-dma-idxd | 6 ++++++ 1 file changed, 6 insertions(+) (limited to 'Documentation/ABI') 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/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/cdev_major Date: Oct 25, 2019 KernelVersion: 5.6.0 -- cgit v1.2.3-70-g09d2