[RFC PATCH net-next] net: aquantia: hw_atl_utils_mpi_set_speed() can be static

[kbuild test robot]

Fixes: 0c58c35f02c2 ("net: aquantia: Introduce firmware ops callbacks")
Signed-off-by: Fengguang Wu <fengguang...@intel.com>
---
 hw_atl_utils.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_utils.c 
b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_utils.c
index 967f0fd..ad87338 100644
--- a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_utils.c
+++ b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_utils.c
@@ -483,7 +483,7 @@ void hw_atl_utils_mpi_read_stats(struct aq_hw_s *self,
 err_exit:;
 }
 
-int hw_atl_utils_mpi_set_speed(struct aq_hw_s *self, u32 speed)
+static int hw_atl_utils_mpi_set_speed(struct aq_hw_s *self, u32 speed)
 {
        u32 val = aq_hw_read_reg(self, HW_ATL_MPI_CONTROL_ADR);