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(parent: 8855768) | patch
PCI: tegra194: Remove unnecessary MSI enable reg save and restore
authorJisheng Zhang <jszhang@kernel.org>
Sun, 26 Dec 2021 07:49:10 +0000 (15:49 +0800)
committerLorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Mon, 11 Apr 2022 12:52:35 +0000 (13:52 +0100)
commit571dda6ca5136c1213bd36b9f298d4487e2b6622
tree4629b532331000e1a1f8ee8b6805e7a2029acbd9tree | snapshot
parent88557685cd72cf0db686a4ebff3fad4365cb6071commit | diff
PCI: tegra194: Remove unnecessary MSI enable reg save and restore

The integrated MSI Receiver enable register is always initialized in
dw_pcie_setup_rc() which is also called in resume code path, so we
don't need to save/restore the enable register during suspend/resume.

Link: https://lore.kernel.org/r/20211226074910.2722-1-jszhang@kernel.org
Signed-off-by: Jisheng Zhang <jszhang@kernel.org>
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Acked-by: Vidya Sagar <vidyas@nvidia.com>
drivers/pci/controller/dwc/pcie-tegra194.c diff | blob | history
Domain: System / Kernel;