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[v3,16/18] dmaengine: idxd: add ABI documentation for mediated device support

Message ID 160021256431.67751.2268297306094926564.stgit@djiang5-desk3.ch.intel.com (mailing list archive)
State Not Applicable, archived
Headers show
Series [v3,01/18] irqchip: Add IMS (Interrupt Message Storage) driver | expand

Commit Message

Dave Jiang Sept. 15, 2020, 11:29 p.m. UTC 
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>
---
 Documentation/ABI/stable/sysfs-driver-dma-idxd |   11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)
diff mbox series

Patch

diff --git a/Documentation/ABI/stable/sysfs-driver-dma-idxd b/Documentation/ABI/stable/sysfs-driver-dma-idxd
index b44183880935..6bb925b55027 100644
--- a/Documentation/ABI/stable/sysfs-driver-dma-idxd
+++ b/Documentation/ABI/stable/sysfs-driver-dma-idxd
@@ -77,6 +77,12 @@  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>/ims_size
+Date:           Sep 8, 2020
+KernelVersion:  5.10.0
+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
@@ -139,8 +145,9 @@  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