[PATCH] kbuild: Enable dtc 'pci_device_reg' warning by default

[PATCH] kbuild: Enable dtc 'pci_device_reg' warning by default

[Rob Herring]

There's only a couple of instances of the 'pci_device_reg' warnings left
and they look legit, so let's enable the warning by default.

Cc: Heiko Stuebner <heiko@sntech.de>
Cc: Nicolas Saenz Julienne <nsaenz@kernel.org>
Cc: soc@kernel.org
Signed-off-by: Rob Herring <robh@kernel.org>
---
These are the 2 remaining warnings:

arch/arm64/boot/dts/rockchip/rk3399-gru.dtsi:464.3-52: Warning (pci_device_reg): /pcie@f8000000/pcie@0,0:reg: PCI reg address is not configuration space
arch/arm/boot/dts/bcm2711-rpi-4-b.dts:220.10-231.4: Warning (pci_device_reg): /scb/pcie@7d500000/pci@1,0: PCI unit address format error, expected "0,0"
---
 scripts/Makefile.lib | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/scripts/Makefile.lib b/scripts/Makefile.lib
index 10950559b223..c57f14ac6f99 100644
--- a/scripts/Makefile.lib
+++ b/scripts/Makefile.lib
@@ -309,8 +309,7 @@ DTC_FLAGS += -Wno-unit_address_vs_reg \
 	-Wno-alias_paths \
 	-Wno-graph_child_address \
 	-Wno-simple_bus_reg \
-	-Wno-unique_unit_address \
-	-Wno-pci_device_reg
+	-Wno-unique_unit_address
 endif
 
 ifneq ($(findstring 2,$(KBUILD_EXTRA_WARN)),)
-- 
2.30.2


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Re: [PATCH] kbuild: Enable dtc 'pci_device_reg' warning by default

[nicolas saenz julienne]

On Fri, 2021-08-20 at 11:50 -0500, Rob Herring wrote:
> There's only a couple of instances of the 'pci_device_reg' warnings left
> and they look legit, so let's enable the warning by default.
> 
> Cc: Heiko Stuebner <heiko@sntech.de>
> Cc: Nicolas Saenz Julienne <nsaenz@kernel.org>
> Cc: soc@kernel.org
> Signed-off-by: Rob Herring <robh@kernel.org>
> ---
> These are the 2 remaining warnings:
> 
> arch/arm64/boot/dts/rockchip/rk3399-gru.dtsi:464.3-52: Warning (pci_device_reg): /pcie@f8000000/pcie@0,0:reg: PCI reg address is not configuration space
> arch/arm/boot/dts/bcm2711-rpi-4-b.dts:220.10-231.4: Warning (pci_device_reg): /scb/pcie@7d500000/pci@1,0: PCI unit address format error, expected "0,0"

Just for the record, bcm2771 issue is being fixed here:
https://lkml.org/lkml/2021/8/30/232

Regards,
Nicolas


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