From: Wayne Lin Date: Mon, 8 Mar 2021 02:01:31 +0000 (+0800) Subject: drm/amd/display: Fix no previous prototype warning X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=e69231c4451ae07f3cf9c62ae7a5bd6a0ba12bd0;p=linux.git drm/amd/display: Fix no previous prototype warning [Why] Received compiling warning: All warnings (new ones prefixed by >>): >> drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c:5574:5: warning: no previous prototype for 'amdgpu_dm_crtc_late_register' [-Wmissing-prototypes] 5574 | int amdgpu_dm_crtc_late_register(struct drm_crtc *crtc) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c: In function 'dm_update_mst_vcpi_slots_for_dsc': drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c:6405:46: warning: variable 'old_con_state' set but not used [-Wunused-but-set-variable] 6405 | struct drm_connector_state *new_con_state, *old_con_state; | ^~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c: In function 'amdgpu_dm_commit_cursors': drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c:8006:44: warning: variable 'new_plane_state' set but not used [-Wunused-but-set-variable] 8006 | struct drm_plane_state *old_plane_state, *new_plane_state; | ^~~~~~~~~~~~~~~ vim +/amdgpu_dm_crtc_late_register +5574 drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c 5572 5573 #ifdef CONFIG_DRM_AMD_SECURE_DISPLAY > 5574 int amdgpu_dm_crtc_late_register(struct drm_crtc *crtc) 5575 { 5576 crtc_debugfs_init(crtc); 5577 5578 return 0; 5579 } 5580 #endif 5581 [How] Fix it with declaration as "static" Tested-by: Daniel Wheeler Reported-by: kernel test robot Signed-off-by: Wayne Lin Reviewed-by: Rodrigo Siqueira Acked-by: Solomon Chiu Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c index 2c93ac2f77945..7705fb5956061 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -5488,7 +5488,7 @@ dm_crtc_duplicate_state(struct drm_crtc *crtc) } #ifdef CONFIG_DRM_AMD_SECURE_DISPLAY -int amdgpu_dm_crtc_late_register(struct drm_crtc *crtc) +static int amdgpu_dm_crtc_late_register(struct drm_crtc *crtc) { crtc_debugfs_init(crtc);