This symbol is not used outside of dc_link_dp.c, so marks it static. drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc_link_dp.c:5230:16: warning: no previous prototype for function 'wake_up_aux_channel'. Link: https://bugzilla.openanolis.cn/show_bug.cgi?id=2581 Reported-by: Abaci Robot <abaci@xxxxxxxxxxxxxxxxx> Signed-off-by: Jiapeng Chong <jiapeng.chong@xxxxxxxxxxxxxxxxx> --- drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c b/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c index 420119efcf5f..e5ab751a5ca1 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c @@ -5227,7 +5227,7 @@ static void retrieve_cable_id(struct dc_link *link) &link->dpcd_caps.cable_id, &usbc_cable_id); } -enum dc_status wake_up_aux_channel(struct dc_link *link) +static enum dc_status wake_up_aux_channel(struct dc_link *link) { enum dc_status status = DC_ERROR_UNEXPECTED; uint32_t aux_channel_retry_cnt = 0; -- 2.20.1.7.g153144c