diff --git a/drivers/mmc/host/sdhci-pci-core.c b/drivers/mmc/host/sdhci-pci-core.c
index 659878a8efb294cda5800951fd51fc21c9a1af4f..de50e1dd9fcbe76997899e21f19cb22c8135b567 100644
--- a/drivers/mmc/host/sdhci-pci-core.c
+++ b/drivers/mmc/host/sdhci-pci-core.c
@@ -1596,7 +1596,7 @@ static u32 sdhci_read_present_state(struct sdhci_host *host)
 	return sdhci_readl(host, SDHCI_PRESENT_STATE);
 }
 
-void amd_sdhci_reset(struct sdhci_host *host, u8 mask)
+static void amd_sdhci_reset(struct sdhci_host *host, u8 mask)
 {
 	struct sdhci_pci_slot *slot = sdhci_priv(host);
 	struct pci_dev *pdev = slot->chip->pdev;