-
Notifications
You must be signed in to change notification settings - Fork 5.3k
Commit
This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
virtio-pci: add handling of PCI ATS and Device-TLB enable/disable
According to PCIe Address Translation Services specification 5.1.3., ATS Control Register has Enable bit to enable/disable ATS. Guest may enable/disable PCI ATS and, accordingly, Device-TLB for the VirtIO PCI device. So, raise/lower a flag and call a trigger function to pass this event to a device implementation. Signed-off-by: Viktor Prutyanov <viktor@daynix.com> Message-Id: <20230512135122.70403-2-viktor@daynix.com> Reviewed-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com> (cherry picked from commit 206e91d) Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
- Loading branch information
1 parent
be16418
commit 93c257a
Showing
2 changed files
with
38 additions
and
0 deletions.
There are no files selected for viewing
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters