* [PATCH] PCI: mediatek-gen3: select PCI_PWRCTRL_GENERIC correctly
@ 2026-03-23 10:55 Arnd Bergmann
2026-03-23 11:56 ` Manivannan Sadhasivam
0 siblings, 1 reply; 3+ messages in thread
From: Arnd Bergmann @ 2026-03-23 10:55 UTC (permalink / raw)
To: Lorenzo Pieralisi, Krzysztof Wilczyński,
Manivannan Sadhasivam, Bjorn Helgaas, Matthias Brugger,
AngeloGioacchino Del Regno, Neil Armstrong, Bartosz Golaszewski,
Chen-Yu Tsai
Cc: Arnd Bergmann, Rob Herring, Thomas Gleixner, Nam Cao,
Marc Zyngier, linux-pci, linux-kernel, linux-arm-kernel,
linux-mediatek
From: Arnd Bergmann <arnd@arndb.de>
The PCI_PWRCTRL_SLOT option was renamed to PCI_PWRCTRL_GENERIC, but a new
user showed up using the old name, which caused a build failure when
both conflicting patches are merged:
aarch64-linux-ld: drivers/pci/controller/pcie-mediatek-gen3.o: in function `mtk_pcie_remove':
pcie-mediatek-gen3.c:(.text+0x137c): undefined reference to `pci_pwrctrl_power_off_devices'
Use the correct symbol as intended originally.
Fixes: ff124bbbca1d ("PCI/pwrctrl: generic: Rename pci-pwrctrl-slot as generic")
Fixes: 073a7e1b7bcc ("PCI: mediatek-gen3: Integrate new pwrctrl API")
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
---
drivers/pci/controller/Kconfig | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/pci/controller/Kconfig b/drivers/pci/controller/Kconfig
index e72ac6934379..686349e09cd3 100644
--- a/drivers/pci/controller/Kconfig
+++ b/drivers/pci/controller/Kconfig
@@ -222,7 +222,7 @@ config PCIE_MEDIATEK_GEN3
depends on ARCH_AIROHA || ARCH_MEDIATEK || COMPILE_TEST
depends on PCI_MSI
select IRQ_MSI_LIB
- select PCI_PWRCTRL_SLOT
+ select PCI_PWRCTRL_GENERIC
help
Adds support for PCIe Gen3 MAC controller for MediaTek SoCs.
This PCIe controller is compatible with Gen3, Gen2 and Gen1 speed,
--
2.39.5
^ permalink raw reply related [flat|nested] 3+ messages in thread
* Re: [PATCH] PCI: mediatek-gen3: select PCI_PWRCTRL_GENERIC correctly
2026-03-23 10:55 [PATCH] PCI: mediatek-gen3: select PCI_PWRCTRL_GENERIC correctly Arnd Bergmann
@ 2026-03-23 11:56 ` Manivannan Sadhasivam
2026-03-23 17:24 ` Bjorn Helgaas
0 siblings, 1 reply; 3+ messages in thread
From: Manivannan Sadhasivam @ 2026-03-23 11:56 UTC (permalink / raw)
To: Bjorn Helgaas, Arnd Bergmann
Cc: Lorenzo Pieralisi, Krzysztof Wilczyński, Matthias Brugger,
AngeloGioacchino Del Regno, Neil Armstrong, Bartosz Golaszewski,
Chen-Yu Tsai, Arnd Bergmann, Rob Herring, Thomas Gleixner,
Nam Cao, Marc Zyngier, linux-pci, linux-kernel, linux-arm-kernel,
linux-mediatek
On Mon, Mar 23, 2026 at 11:55:06AM +0100, Arnd Bergmann wrote:
> From: Arnd Bergmann <arnd@arndb.de>
>
> The PCI_PWRCTRL_SLOT option was renamed to PCI_PWRCTRL_GENERIC, but a new
> user showed up using the old name, which caused a build failure when
> both conflicting patches are merged:
>
> aarch64-linux-ld: drivers/pci/controller/pcie-mediatek-gen3.o: in function `mtk_pcie_remove':
> pcie-mediatek-gen3.c:(.text+0x137c): undefined reference to `pci_pwrctrl_power_off_devices'
>
> Use the correct symbol as intended originally.
>
> Fixes: ff124bbbca1d ("PCI/pwrctrl: generic: Rename pci-pwrctrl-slot as generic")
> Fixes: 073a7e1b7bcc ("PCI: mediatek-gen3: Integrate new pwrctrl API")
> Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Bjorn, should I squash this fix with 073a7e1b7bcc so that pci/next will build
properly?
- Mani
> ---
> drivers/pci/controller/Kconfig | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/pci/controller/Kconfig b/drivers/pci/controller/Kconfig
> index e72ac6934379..686349e09cd3 100644
> --- a/drivers/pci/controller/Kconfig
> +++ b/drivers/pci/controller/Kconfig
> @@ -222,7 +222,7 @@ config PCIE_MEDIATEK_GEN3
> depends on ARCH_AIROHA || ARCH_MEDIATEK || COMPILE_TEST
> depends on PCI_MSI
> select IRQ_MSI_LIB
> - select PCI_PWRCTRL_SLOT
> + select PCI_PWRCTRL_GENERIC
> help
> Adds support for PCIe Gen3 MAC controller for MediaTek SoCs.
> This PCIe controller is compatible with Gen3, Gen2 and Gen1 speed,
> --
> 2.39.5
>
--
மணிவண்ணன் சதாசிவம்
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [PATCH] PCI: mediatek-gen3: select PCI_PWRCTRL_GENERIC correctly
2026-03-23 11:56 ` Manivannan Sadhasivam
@ 2026-03-23 17:24 ` Bjorn Helgaas
0 siblings, 0 replies; 3+ messages in thread
From: Bjorn Helgaas @ 2026-03-23 17:24 UTC (permalink / raw)
To: Manivannan Sadhasivam
Cc: Bjorn Helgaas, Arnd Bergmann, Lorenzo Pieralisi,
Krzysztof Wilczyński, Matthias Brugger,
AngeloGioacchino Del Regno, Neil Armstrong, Bartosz Golaszewski,
Chen-Yu Tsai, Arnd Bergmann, Rob Herring, Thomas Gleixner,
Nam Cao, Marc Zyngier, linux-pci, linux-kernel, linux-arm-kernel,
linux-mediatek
On Mon, Mar 23, 2026 at 05:26:47PM +0530, Manivannan Sadhasivam wrote:
> On Mon, Mar 23, 2026 at 11:55:06AM +0100, Arnd Bergmann wrote:
> > From: Arnd Bergmann <arnd@arndb.de>
> >
> > The PCI_PWRCTRL_SLOT option was renamed to PCI_PWRCTRL_GENERIC, but a new
> > user showed up using the old name, which caused a build failure when
> > both conflicting patches are merged:
> >
> > aarch64-linux-ld: drivers/pci/controller/pcie-mediatek-gen3.o: in function `mtk_pcie_remove':
> > pcie-mediatek-gen3.c:(.text+0x137c): undefined reference to `pci_pwrctrl_power_off_devices'
> >
> > Use the correct symbol as intended originally.
> >
> > Fixes: ff124bbbca1d ("PCI/pwrctrl: generic: Rename pci-pwrctrl-slot as generic")
> > Fixes: 073a7e1b7bcc ("PCI: mediatek-gen3: Integrate new pwrctrl API")
> > Signed-off-by: Arnd Bergmann <arnd@arndb.de>
>
> Bjorn, should I squash this fix with 073a7e1b7bcc so that pci/next will build
> properly?
If you squash this into 073a7e1b7bcc, I think the 0-day bot will
comlain about the resulting pci/controller/mediatek-gen3 branch
because it doesn't include ff124bbbca1d.
I can resolve it by hand when merging pci/controller/mediatek-gen3
into pci/next.
> > ---
> > drivers/pci/controller/Kconfig | 2 +-
> > 1 file changed, 1 insertion(+), 1 deletion(-)
> >
> > diff --git a/drivers/pci/controller/Kconfig b/drivers/pci/controller/Kconfig
> > index e72ac6934379..686349e09cd3 100644
> > --- a/drivers/pci/controller/Kconfig
> > +++ b/drivers/pci/controller/Kconfig
> > @@ -222,7 +222,7 @@ config PCIE_MEDIATEK_GEN3
> > depends on ARCH_AIROHA || ARCH_MEDIATEK || COMPILE_TEST
> > depends on PCI_MSI
> > select IRQ_MSI_LIB
> > - select PCI_PWRCTRL_SLOT
> > + select PCI_PWRCTRL_GENERIC
> > help
> > Adds support for PCIe Gen3 MAC controller for MediaTek SoCs.
> > This PCIe controller is compatible with Gen3, Gen2 and Gen1 speed,
> > --
> > 2.39.5
> >
>
> --
> மணிவண்ணன் சதாசிவம்
^ permalink raw reply [flat|nested] 3+ messages in thread
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2026-03-23 10:55 [PATCH] PCI: mediatek-gen3: select PCI_PWRCTRL_GENERIC correctly Arnd Bergmann
2026-03-23 11:56 ` Manivannan Sadhasivam
2026-03-23 17:24 ` Bjorn Helgaas
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