[PATCH v2 0/2] PCI: dwc: ep: Fix unmap potentially unmapping the wrong iATU

Niklas Cassel <[email protected]> Thu, 30 Jul 2026 15:31:24 +0200
Newsgroups org.kernel.vger.linux-pci
Message-ID <[email protected]>
Hello all,

Here comes some fixes for MSI/MSI-X unmap problems in the DWC driver
reported by Sashiko.

Changes since v1:
-Added patch 1/2.
-Added a flush in patch 2/2.

Kind regards,
Niklas

Niklas Cassel (2):
  PCI: dwc: ep: Flush the cached MSI address before unmap
  PCI: dwc: ep: Fix unmap potentially unmapping the wrong iATU

 drivers/pci/controller/dwc/pcie-designware-ep.c | 14 ++++++++++++++
 drivers/pci/controller/dwc/pcie-designware.h    |  1 +
 2 files changed, 15 insertions(+)

-- 
2.55.0