[PATCH v2 0/5] Fix PF/VF dependency issues

From: sathyanarayanan . kuppuswamy
Date: Mon May 06 2019 - 13:23:05 EST

From: Kuppuswamy Sathyanarayanan <sathyanarayanan.kuppuswamy@xxxxxxxxxxxxxxx>

Current implementation of ATS, PASID, PRI does not handle VF dependencies
correctly. Following patches addresses this issue.

Changes since v1:
* Added more details about the patches in commit log.
* Removed bulk spec check patch.
* Addressed comments from Bjorn Helgaas.

Kuppuswamy Sathyanarayanan (5):
PCI/ATS: Add PRI support for PCIe VF devices
PCI/ATS: Add PASID support for PCIe VF devices
PCI/ATS: Skip VF ATS initialization if PF does not implement it
PCI/ATS: Disable PF/VF ATS service independently
PCI: Skip Enhanced Allocation (EA) initalization for VF device

drivers/pci/ats.c | 131 +++++++++++++++++++++++++++++++++++++++-----
drivers/pci/pci.c | 7 +++
include/linux/pci.h | 3 +-
3 files changed, 126 insertions(+), 15 deletions(-)