| Message ID | 20230922065331.3806925-8-yoshihiro.shimoda.uh@renesas.com |
|---|---|
| State | Superseded |
| Headers | show |
| Series | [v21,01/16] PCI: dwc: endpoint: Add multiple PFs support for dbi2 | expand |
On Fri, Sep 22, 2023 at 03:53:22PM +0900, Yoshihiro Shimoda wrote: > Since no PCIe controller drivers call this, this change is not required > for now. But, Renesas R-Car Gen4 PCIe controller driver will call this > and if the controller driver is built as a kernel module, the following > build error happens: > > ERROR: modpost: "dw_pcie_write_dbi2" [drivers/pci/controller/dwc/pcie-rcar-gen4-host-drv.ko] undefined! > > So, expose dw_pcie_write_dbi2() for it. > > [kwilczynski: commit log] > Link: https://lore.kernel.org/linux-pci/20230825093219.2685912-12-yoshihiro.shimoda.uh@renesas.com > Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com> Reviewed-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org> (Fix the Link and s-o-b for all patches). - Mani > Signed-off-by: Krzysztof Wilczyński <kwilczynski@kernel.org> > Reviewed-by: Serge Semin <fancer.lancer@gmail.com> > --- > drivers/pci/controller/dwc/pcie-designware.c | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/drivers/pci/controller/dwc/pcie-designware.c b/drivers/pci/controller/dwc/pcie-designware.c > index 1f900be94556..250cf7f40b85 100644 > --- a/drivers/pci/controller/dwc/pcie-designware.c > +++ b/drivers/pci/controller/dwc/pcie-designware.c > @@ -365,6 +365,7 @@ void dw_pcie_write_dbi2(struct dw_pcie *pci, u32 reg, size_t size, u32 val) > if (ret) > dev_err(pci->dev, "write DBI address failed\n"); > } > +EXPORT_SYMBOL_GPL(dw_pcie_write_dbi2); > > static inline void __iomem *dw_pcie_select_atu(struct dw_pcie *pci, u32 dir, > u32 index) > -- > 2.25.1 >
diff --git a/drivers/pci/controller/dwc/pcie-designware.c b/drivers/pci/controller/dwc/pcie-designware.c index 1f900be94556..250cf7f40b85 100644 --- a/drivers/pci/controller/dwc/pcie-designware.c +++ b/drivers/pci/controller/dwc/pcie-designware.c @@ -365,6 +365,7 @@ void dw_pcie_write_dbi2(struct dw_pcie *pci, u32 reg, size_t size, u32 val) if (ret) dev_err(pci->dev, "write DBI address failed\n"); } +EXPORT_SYMBOL_GPL(dw_pcie_write_dbi2); static inline void __iomem *dw_pcie_select_atu(struct dw_pcie *pci, u32 dir, u32 index)