Hi Lucas, Thank you for the patch! Yet something to improve: [auto build test ERROR on drm-intel/for-linux-next] [cannot apply to drm-tip/drm-tip v5.8-rc3 next-20200703] [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/Lucas-De-Marchi/display-ddi-keep-register-indexes-in-a-table/20200625-081557 base: git://anongit.freedesktop.org/drm-intel for-linux-next config: x86_64-randconfig-a002-20200705 (attached as .config) compiler: clang version 11.0.0 (https://github.com/llvm/llvm-project f804bd586ee58199db4cfb2da8e9ef067425900b) 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 # install x86_64 cross compiling tool for clang build # apt-get install binutils-x86-64-linux-gnu # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All errors (new ones prefixed by >>): >> drivers/gpu/drm/i915/display/intel_ddi.c:4900:28: error: format string is not a string literal (potentially insecure) [-Werror,-Wformat-security] DRM_MODE_ENCODER_TMDS, port_info->name); ^~~~~~~~~~~~~~~ drivers/gpu/drm/i915/display/intel_ddi.c:4900:28: note: treat the string as an argument to avoid this DRM_MODE_ENCODER_TMDS, port_info->name); ^ "%s", 1 error generated. vim +4900 drivers/gpu/drm/i915/display/intel_ddi.c 4860 4861 void intel_ddi_init(struct drm_i915_private *dev_priv, 4862 const struct intel_ddi_port_info *port_info) 4863 { 4864 enum port port = port_info->port; 4865 struct intel_digital_port *intel_dig_port; 4866 struct intel_encoder *encoder; 4867 bool init_hdmi, init_dp, init_lspcon = false; 4868 4869 init_hdmi = intel_bios_port_supports_dvi(dev_priv, port) || 4870 intel_bios_port_supports_hdmi(dev_priv, port); 4871 init_dp = intel_bios_port_supports_dp(dev_priv, port); 4872 4873 if (intel_bios_is_lspcon_present(dev_priv, port)) { 4874 /* 4875 * Lspcon device needs to be driven with DP connector 4876 * with special detection sequence. So make sure DP 4877 * is initialized before lspcon. 4878 */ 4879 init_dp = true; 4880 init_lspcon = true; 4881 init_hdmi = false; 4882 drm_dbg_kms(&dev_priv->drm, "VBT says port %s has lspcon\n", 4883 port_info->name); 4884 } 4885 4886 if (!init_dp && !init_hdmi) { 4887 drm_dbg_kms(&dev_priv->drm, 4888 "VBT says port %s is not DVI/HDMI/DP compatible, respect it\n", 4889 port_info->name); 4890 return; 4891 } 4892 4893 intel_dig_port = kzalloc(sizeof(*intel_dig_port), GFP_KERNEL); 4894 if (!intel_dig_port) 4895 return; 4896 4897 encoder = &intel_dig_port->base; 4898 4899 drm_encoder_init(&dev_priv->drm, &encoder->base, &intel_ddi_funcs, > 4900 DRM_MODE_ENCODER_TMDS, port_info->name); --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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