Hi Baoyou, On Mon, Sep 19, 2016 at 03:28:39PM +0800, Baoyou Xie wrote: > We get a few warnings when building kernel with W=1: > drivers/gpu/drm/amd/amdgpu/../powerplay/smumgr/tonga_smumgr.c:146:5: warning: no previous prototype for 'tonga_program_jump_on_start' [-Wmissing-prototypes] > drivers/gpu/drm/amd/amdgpu/../powerplay/smumgr/fiji_smumgr.c:816:5: warning: no previous prototype for 'fiji_save_vft_table' [-Wmissing-prototypes] > drivers/gpu/drm/amd/amdgpu/../powerplay/smumgr/polaris10_smumgr.c:743:5: warning: no previous prototype for 'polaris10_avfs_event_mgr' [-Wmissing-prototypes] > drivers/gpu/drm/amd/amdgpu/../powerplay/smumgr/iceland_smumgr.c:167:5: warning: no previous prototype for 'iceland_program_jump_on_start' [-Wmissing-prototypes] > .... > > In fact, these functions are only used in the file in which they are > declared and don't need a declaration, but can be made static. > So this patch marks these functions with 'static'. > + amd-gfx mail list. Thanks to your patch. But powerplay part is refactored recently below, some functions are already updated. So you might need rebase them. :-) https://lists.freedesktop.org/archives/amd-gfx/2016-September/002118.html Thanks, Rui _______________________________________________ dri-devel mailing list dri-devel@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/dri-devel