Fix build warnings as below, 1. ../drivers/ufs/host/ufs-mediatek.c:1375:5: error: no previous prototype for function 'ufs_mtk_system_suspend' [-Werror,-Wmissing-prototypes] int ufs_mtk_system_suspend(struct device *dev) ^ ../drivers/ufs/host/ufs-mediatek.c:1375:1: note: declare 'static' if the function is not intended to be used outside of this translation unit int ufs_mtk_system_suspend(struct device *dev) ^ static 2. ../drivers/ufs/host/ufs-mediatek.c:702:50: error: format specifies type 'unsigned long' but the argument has type 'int' [-Werror,-Wformat] snprintf(vcc_name, MAX_VCC_NAME, "vcc-ufs%lu", ver); ~~~ ^~~ %d Signed-off-by: Stanley Chu <stanley.chu@xxxxxxxxxxxx> --- drivers/ufs/host/ufs-mediatek.c | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/drivers/ufs/host/ufs-mediatek.c b/drivers/ufs/host/ufs-mediatek.c index 3ee27f2bcdfc..d970c6607b4a 100755 --- a/drivers/ufs/host/ufs-mediatek.c +++ b/drivers/ufs/host/ufs-mediatek.c @@ -690,7 +690,7 @@ static int ufs_mtk_vreg_fix_vcc(struct ufs_hba *hba) return -ENODEV; } else if (of_property_read_bool(np, "mediatek,ufs-vcc-by-ver")) { ver = (hba->dev_info.wspecversion & 0xF00) >> 8; - snprintf(vcc_name, MAX_VCC_NAME, "vcc-ufs%lu", ver); + snprintf(vcc_name, MAX_VCC_NAME, "vcc-ufs%d", ver); } else { return 0; } @@ -1364,7 +1364,7 @@ static int ufs_mtk_remove(struct platform_device *pdev) } #ifdef CONFIG_PM_SLEEP -int ufs_mtk_system_suspend(struct device *dev) +static int ufs_mtk_system_suspend(struct device *dev) { struct ufs_hba *hba = dev_get_drvdata(dev); int ret; @@ -1378,7 +1378,7 @@ int ufs_mtk_system_suspend(struct device *dev) return 0; } -int ufs_mtk_system_resume(struct device *dev) +static int ufs_mtk_system_resume(struct device *dev) { struct ufs_hba *hba = dev_get_drvdata(dev); @@ -1388,7 +1388,7 @@ int ufs_mtk_system_resume(struct device *dev) } #endif -int ufs_mtk_runtime_suspend(struct device *dev) +static int ufs_mtk_runtime_suspend(struct device *dev) { struct ufs_hba *hba = dev_get_drvdata(dev); int ret = 0; @@ -1402,7 +1402,7 @@ int ufs_mtk_runtime_suspend(struct device *dev) return 0; } -int ufs_mtk_runtime_resume(struct device *dev) +static int ufs_mtk_runtime_resume(struct device *dev) { struct ufs_hba *hba = dev_get_drvdata(dev); -- 2.18.0