Files
android_kernel_xiaomi_sm8450/drivers/pci/controller/pcie-iproc.c
Roman Bacik 3ff34b89a4 PCI: iproc: Invalidate correct PAXB inbound windows
[ Upstream commit 89bbcaac3dff21f3567956b3416f5ec8b45f5555 ]

Second stage bootloaders prior to Linux boot may use all inbound windows
including IARR1/IMAP1. We need to ensure that all previous configuration
of inbound windows are invalidated during the initialization stage of
the Linux iProc PCIe driver so let's add a fix to define and invalidate
IARR1/IMAP1 because it is currently missing, fixing the issue.

Link: https://lore.kernel.org/r/20201001060054.6616-3-srinath.mannam@broadcom.com
Fixes: 9415743e4c ("PCI: iproc: Invalidate PAXB address mapping")
Signed-off-by: Roman Bacik <roman.bacik@broadcom.com>
Signed-off-by: Srinath Mannam <srinath.mannam@broadcom.com>
[lorenzo.pieralisi@arm.com: commit log]
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2020-12-30 11:53:27 +01:00

42 KiB