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PCI: aardvark: Assert PERST# when unbinding driver
authorPali Rohár <pali@kernel.org>
Tue, 30 Nov 2021 17:29:11 +0000 (18:29 +0100)
committerLorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Thu, 2 Dec 2021 09:55:49 +0000 (09:55 +0000)
commit1f54391be8ce0c981d312cb93acdc5608def576a
tree1e8836e0204b92fd2e35869b2f0581365986260b
parent2f040a17f5061457ae95035326d3159eddc1e5cc
PCI: aardvark: Assert PERST# when unbinding driver

Put the PCIe card into reset by asserting PERST# signal when unbinding
driver. It doesn't make sense to leave the card working if it can't
communicate with the host. This should also save some power.

Link: https://lore.kernel.org/r/20211130172913.9727-10-kabel@kernel.org
Signed-off-by: Pali Rohár <pali@kernel.org>
Signed-off-by: Marek Behún <kabel@kernel.org>
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
drivers/pci/controller/pci-aardvark.c