linux-kernel - [PATCH] PCI: kirin: Select REGMAP_MMIO for PCIE

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Date:   Tue, 28 Feb 2023 12:34:24 +0800
From:   Xi Ruoyao <xry111@...111.site>
To:     linux-pci@...r.kernel.org
Cc:     linux-kernel@...r.kernel.org,
        Lorenzo Pieralisi <lpieralisi@...nel.org>,
        Krzysztof Wilczyński <kw@...ux.com>,
        Rob Herring <robh@...nel.org>,
        Bjorn Helgaas <bhelgaas@...gle.com>,
        Xiaowei Song <songxiaowei@...wei.com>,
        Xi Ruoyao <xry111@...111.site>, stable@...r.kernel.org
Subject: [PATCH] PCI: kirin: Select REGMAP_MMIO for PCIE_KIRIN

pcie-kirin.c invokes devm_regmap_init_mmio, so it's necessary to select
REGMAP_MMIO or vmlinux fails to link with "undefined reference to
`__devm_regmap_init_mmio_clk`.

Cc: stable@...r.kernel.org # at least for 6.1 and 6.2
Signed-off-by: Xi Ruoyao <xry111@...111.site>
---
 drivers/pci/controller/dwc/Kconfig | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/pci/controller/dwc/Kconfig b/drivers/pci/controller/dwc/Kconfig
index 434f6a4f4041..d29551261e80 100644
--- a/drivers/pci/controller/dwc/Kconfig
+++ b/drivers/pci/controller/dwc/Kconfig
@@ -307,6 +307,7 @@ config PCIE_KIRIN
 	tristate "HiSilicon Kirin series SoCs PCIe controllers"
 	depends on PCI_MSI
 	select PCIE_DW_HOST
+	select REGMAP_MMIO
 	help
 	  Say Y here if you want PCIe controller support
 	  on HiSilicon Kirin series SoCs.
-- 
2.39.2