Hi Adrian, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on hid/for-next] [also build test WARNING on linus/master v6.1 next-20221215] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/Adrian-Freund/HID-amd_sfh-Add-support-for-tablet-mode-switch-sensor/20221215-054325 base: https://git.kernel.org/pub/scm/linux/kernel/git/hid/hid.git for-next patch link: https://lore.kernel.org/r/20221214214127.15347-1-adrian%40freund.io patch subject: [PATCH] HID: amd_sfh: Add support for tablet-mode-switch sensor config: x86_64-allyesconfig compiler: gcc-11 (Debian 11.3.0-8) 11.3.0 reproduce (this is a W=1 build): # https://github.com/intel-lab-lkp/linux/commit/9523955771c5517417b71bdcb1a19d8fadbc946d git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review Adrian-Freund/HID-amd_sfh-Add-support-for-tablet-mode-switch-sensor/20221215-054325 git checkout 9523955771c5517417b71bdcb1a19d8fadbc946d # save the config file mkdir build_dir && cp config build_dir/.config make W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash drivers/hid/amd-sfh-hid/ If you fix the issue, kindly add following tag where applicable | Reported-by: kernel test robot All warnings (new ones prefixed by >>): In file included from drivers/hid/amd-sfh-hid/sfh1_1/amd_sfh_desc.c:15: >> drivers/hid/amd-sfh-hid/sfh1_1/../hid_descriptor/amd_sfh_hid_report_desc.h:649:17: warning: 'tms_report_descriptor' defined but not used [-Wunused-const-variable=] 649 | static const u8 tms_report_descriptor[] = { | ^~~~~~~~~~~~~~~~~~~~~ vim +/tms_report_descriptor +649 drivers/hid/amd-sfh-hid/sfh1_1/../hid_descriptor/amd_sfh_hid_report_desc.h 646 647 648 /* TABLET MODE SWITCH */ > 649 static const u8 tms_report_descriptor[] = { 650 0x06, 0x43, 0xFF, // Usage Page (Vendor Defined 0xFF43) 651 0x0A, 0x02, 0x02, // Usage (0x0202) 652 0xA1, 0x01, // Collection (Application) 653 0x85, 0x11, // Report ID (17) 654 0x15, 0x00, // Logical Minimum (0) 655 0x25, 0x01, // Logical Maximum (1) 656 0x35, 0x00, // Physical Minimum (0) 657 0x45, 0x01, // Physical Maximum (1) 658 0x65, 0x00, // Unit (None) 659 0x55, 0x00, // Unit Exponent (0) 660 0x75, 0x01, // Report Size (1) 661 0x95, 0x98, // Report Count (-104) 662 0x81, 0x03, // Input (Const,Var,Abs,No Wrap,Linear,Preferred State,No Null Position) 663 0x91, 0x03, // Output (Const,Var,Abs,No Wrap,Linear,Preferred State,No Null Position,Non-volatile) 664 0xC1, 0x00, // End Collection 665 }; 666 -- 0-DAY CI Kernel Test Service https://01.org/lkp