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(parent: 6f1d0e6) | patch
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)
commit07b096470a087b0f3cdb753e632001f9bc7a51cd
tree1e8836e0204b92fd2e35869b2f0581365986260btree | snapshot
parent6f1d0e6d6bf396cc0d2c07e7f633a15c9933a422commit | diff
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 diff | blob | history
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