From: Frank Wunderlich <frank-w@xxxxxxxxxxxxxxx>
5.10 shows these warnings on bootup while enabling pcie
at least on bananapi-r2:
[ 6.161730] WARNING: CPU: 2 PID: 73 at include/linux/msi.h:213 pci_msi_setup_
msi_irqs.constprop.0+0x78/0x80
....
[ 6.724607] WARNING: CPU: 2 PID: 73 at include/linux/msi.h:219 free_msi_irqs+
fix this by selecting PCI_MSI_ARCH_FALLBACKS for MTK PCIe driver
Fixes: 077ee78e3928 ("PCI/MSI: Make arch_.*_msi_irq[s] fallbacks selectable")
Signed-off-by: Frank Wunderlich <frank-w@xxxxxxxxxxxxxxx>
---
drivers/pci/controller/Kconfig | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/pci/controller/Kconfig b/drivers/pci/controller/Kconfig
index 64e2f5e379aa..8345de010186 100644
--- a/drivers/pci/controller/Kconfig
+++ b/drivers/pci/controller/Kconfig
@@ -238,6 +238,7 @@ config PCIE_MEDIATEK
depends on ARCH_MEDIATEK || COMPILE_TEST
depends on OF
depends on PCI_MSI_IRQ_DOMAIN
+ select PCI_MSI_ARCH_FALLBACKS
help
Say Y here if you want to enable PCIe controller support on
MediaTek SoCs.
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2.25.1
