linux-kernel - [PATCH -next] PCI: cadence: Make cdns_pci_map

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Date:   Mon, 3 Aug 2020 20:21:04 +0800
From:   YueHaibing <yuehaibing@...wei.com>
To:     <tjoseph@...ence.com>, <lorenzo.pieralisi@....com>,
        <robh@...nel.org>, <bhelgaas@...gle.com>, <kishon@...com>
CC:     <linux-pci@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        YueHaibing <yuehaibing@...wei.com>
Subject: [PATCH -next] PCI: cadence: Make cdns_pci_map_bus stub helper inline

If CONFIG_PCIE_CADENCE_HOST is n, gcc warns:

drivers/pci/controller/cadence/pcie-cadence.h:486:22:
 warning: 'cdns_pci_map_bus' defined but not used [-Wunused-function]

Make stub helper inline to fix this.

Signed-off-by: YueHaibing <yuehaibing@...wei.com>
---
 drivers/pci/controller/cadence/pcie-cadence.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/pci/controller/cadence/pcie-cadence.h b/drivers/pci/controller/cadence/pcie-cadence.h
index 655a6b4d4964..00e44256c3e8 100644
--- a/drivers/pci/controller/cadence/pcie-cadence.h
+++ b/drivers/pci/controller/cadence/pcie-cadence.h
@@ -483,8 +483,8 @@ static inline int cdns_pcie_host_setup(struct cdns_pcie_rc *rc)
 	return 0;
 }
 
-static void __iomem *cdns_pci_map_bus(struct pci_bus *bus, unsigned int devfn,
-				      int where)
+static inline void __iomem *cdns_pci_map_bus(struct pci_bus *bus, unsigned int devfn,
+					     int where)
 {
 	return NULL;
 }
-- 
2.17.1