diff --git a/drivers/media/platform/apple/isp/isp-fw.c b/drivers/media/platform/apple/isp/isp-fw.c
index 2a4bea1668a613..a39f5fb4445fa7 100644
--- a/drivers/media/platform/apple/isp/isp-fw.c
+++ b/drivers/media/platform/apple/isp/isp-fw.c
@@ -42,8 +42,8 @@ static inline void isp_gpio_write32(struct apple_isp *isp, u32 reg, u32 val)
 	writel(val, isp->gpio + reg);
 }
 
-int apple_isp_power_up_domains(struct apple_isp *isp)
 static int apple_isp_power_up_domains(struct apple_isp *isp)
+{
 	int ret;
 
 	if (isp->pds_active)
@@ -65,8 +65,8 @@ static int apple_isp_power_up_domains(struct apple_isp *isp)
 	return 0;
 }
 
-void apple_isp_power_down_domains(struct apple_isp *isp)
 static void apple_isp_power_down_domains(struct apple_isp *isp)
+{
 	int ret;
 
 	if (!isp->pds_active)
@@ -270,7 +270,7 @@ static void isp_firmware_shutdown_stage1(struct apple_isp *isp)
 static int isp_firmware_boot_stage1(struct apple_isp *isp)
 {
 	int err, retries;
-	u32 val;
+	// u32 val;
 
 	err = apple_isp_power_up_domains(isp);
 	if (err < 0)