Commit 4749f51d authored by Dave Jiang's avatar Dave Jiang Committed by Vinod Koul
Browse files

dmaengine: idxd: Add ABI documentation for shared wq 



Add the sysfs attribute bits in ABI/stable for shared wq support.

Signed-off-by: default avatarJing Lin <jing.lin@intel.com>
Signed-off-by: default avatarDave Jiang <dave.jiang@intel.com>
Reviewed-by: default avatarTony Luck <tony.luck@intel.com>
Reviewed-by: default avatarDan Williams <dan.j.williams@intel.com>
Link: https://lore.kernel.org/r/160382008649.3911367.10851752182908509837.stgit@djiang5-desk3.ch.intel.com


Signed-off-by: default avatarVinod Koul <vkoul@kernel.org>
parent e4f4d8cd

Documentation/ABI/stable/sysfs-driver-dma-idxd

+14 −0
Original line number Diff line number Diff line
@@ -77,6 +77,13 @@ Contact: dmaengine@vger.kernel.org 
Description:    The operation capability bit mask specify the operation types

		supported by the this device.



What:		/sys/bus/dsa/devices/dsa<m>/pasid_enabled

Date:		Oct 27, 2020

KernelVersion:	5.11.0

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>/state

Date:           Oct 25, 2019

KernelVersion:  5.6.0
@@ -122,6 +129,13 @@ 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>/block_on_fault

Date:		Oct 27, 2020

KernelVersion:	5.11.0

Contact:	dmaengine@vger.kernel.org

Description:	To indicate block on fault is allowed or not for the work queue

		to support on demand paging.



What:           /sys/bus/dsa/devices/wq<m>.<n>/group_id

Date:           Oct 25, 2019

KernelVersion:  5.6.0