Hi Vinay, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on linus/master] [also build test WARNING on v5.8-rc3 next-20200702] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use as documented in https://git-scm.com/docs/git-format-patch] url: https://github.com/0day-ci/linux/commits/Vinay-Simha-BN/dt-binding-Add-DSI-LVDS-TC358775-bridge-bindings/20200702-203915 base: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git cd77006e01b3198c75fb7819b3d0ff89709539bb config: mips-allyesconfig (attached as .config) compiler: mips-linux-gcc (GCC) 9.3.0 reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=mips If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All warnings (new ones prefixed by >>): >> drivers/gpu/drm/bridge/tc358775.c:527:1: warning: no previous prototype for 'tc_mode_valid' [-Wmissing-prototypes] 527 | tc_mode_valid(struct drm_bridge *bridge, | ^~~~~~~~~~~~~ drivers/gpu/drm/bridge/tc358775.c:662:16: error: initialization of 'enum drm_mode_status (*)(struct drm_bridge *, const struct drm_display_mode *)' from incompatible pointer type 'enum drm_mode_status (*)(struct drm_bridge *, const struct drm_display_info *, const struct drm_display_mode *)' [-Werror=incompatible-pointer-types] 662 | .mode_valid = tc_mode_valid, | ^~~~~~~~~~~~~ drivers/gpu/drm/bridge/tc358775.c:662:16: note: (near initialization for 'tc_bridge_funcs.mode_valid') cc1: some warnings being treated as errors vim +/tc_mode_valid +527 drivers/gpu/drm/bridge/tc358775.c 525 526 enum drm_mode_status > 527 tc_mode_valid(struct drm_bridge *bridge, 528 const struct drm_display_info *info, 529 const struct drm_display_mode *mode) 530 { 531 struct tc_data *tc = bridge_to_tc(bridge); 532 533 /* 534 * Maximum pixel clock speed 135MHz for single-link 535 * 270MHz for dual-link 536 */ 537 if ((mode->clock > 135000 && tc->dual_link) || 538 (mode->clock > 270000 && tc->dual_link)) 539 return MODE_CLOCK_HIGH; 540 541 return MODE_OK; 542 } 543 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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