diff options
| author | Yu Zhao <yu.zhao@intel.com> | 2009-05-18 01:51:32 -0400 |
|---|---|---|
| committer | David Woodhouse <David.Woodhouse@intel.com> | 2009-05-18 06:25:54 -0400 |
| commit | 302b4215daa0a704c843da40fd2529e5757a72da (patch) | |
| tree | 1bc40108fceafd3fbc9faee38c971fa94d560b13 /drivers/usb | |
| parent | dd7264355a203c3456dbba04db471947d3b55e7e (diff) | |
PCI: support the ATS capability
The PCIe ATS capability makes the Endpoint be able to request the
DMA address translation from the IOMMU and cache the translation
in the device side, thus alleviate IOMMU pressure and improve the
hardware performance in the I/O virtualization environment.
Signed-off-by: Yu Zhao <yu.zhao@intel.com>
Acked-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
Diffstat (limited to 'drivers/usb')
0 files changed, 0 insertions, 0 deletions