Messages in this thread | | | Date | Sun, 21 Nov 2021 16:04:00 +0800 | From | kernel test robot <> | Subject | drivers/gpu/drm/amd/amdgpu/../display/dc/dcn10/dcn10_optc.c:139:6: warning: no previous prototype for 'optc1_set_vupdate_keepout' |
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tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 923dcc5eb0c111eccd51cc7ce1658537e3c38b25 commit: 9df857f930d6035996d481b4e5bc9ce082990afb drm/amd/display: Move vupdate keepout programming from DCN20 to DCN10 date: 8 months ago config: x86_64-randconfig-m001-20211109 (attached as .config) compiler: gcc-9 (Debian 9.3.0-22) 9.3.0 reproduce (this is a W=1 build): # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=9df857f930d6035996d481b4e5bc9ce082990afb git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout 9df857f930d6035996d481b4e5bc9ce082990afb # save the attached .config to linux build tree make W=1 ARCH=x86_64
If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@intel.com>
All warnings (new ones prefixed by >>):
>> drivers/gpu/drm/amd/amdgpu/../display/dc/dcn10/dcn10_optc.c:139:6: warning: no previous prototype for 'optc1_set_vupdate_keepout' [-Wmissing-prototypes] 139 | void optc1_set_vupdate_keepout(struct timing_generator *optc, | ^~~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/dc/dcn10/dcn10_optc.c:879:6: warning: no previous prototype for 'optc1_setup_manual_trigger' [-Wmissing-prototypes] 879 | void optc1_setup_manual_trigger(struct timing_generator *optc) | ^~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/dc/dcn10/dcn10_optc.c:897:6: warning: no previous prototype for 'optc1_program_manual_trigger' [-Wmissing-prototypes] 897 | void optc1_program_manual_trigger(struct timing_generator *optc) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
vim +/optc1_set_vupdate_keepout +139 drivers/gpu/drm/amd/amdgpu/../display/dc/dcn10/dcn10_optc.c
133 134 /** 135 * Vupdate keepout can be set to a window to block the update lock for that pipe from changing. 136 * Start offset begins with vstartup and goes for x number of clocks, 137 * end offset starts from end of vupdate to x number of clocks. 138 */ > 139 void optc1_set_vupdate_keepout(struct timing_generator *optc, 140 struct vupdate_keepout_params *params) 141 { 142 struct optc *optc1 = DCN10TG_FROM_TG(optc); 143 144 REG_SET_3(OTG_VUPDATE_KEEPOUT, 0, 145 MASTER_UPDATE_LOCK_VUPDATE_KEEPOUT_START_OFFSET, params->start_offset, 146 MASTER_UPDATE_LOCK_VUPDATE_KEEPOUT_END_OFFSET, params->end_offset, 147 OTG_MASTER_UPDATE_LOCK_VUPDATE_KEEPOUT_EN, params->enable); 148 } 149
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