tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: c564f68dbcd17a532bedbcd78ee4a0b3a2853a84 commit: c73088c4bfaa46261a59e5879143688fb540d53b [9687/9759] crypto: ccp: Print Hygon CSV API version when CSV support is detected config: x86_64-randconfig-003-20240524 (https://download.01.org/0day-ci/archive/20240524/202405240829.xBq9c5jO-lkp@i...) compiler: clang version 18.1.5 (https://github.com/llvm/llvm-project 617a15a9eac96088ae5e9134248d8236e34b91b1) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240524/202405240829.xBq9c5jO-lkp@i...)

If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot lkp@intel.com | Closes: https://lore.kernel.org/oe-kbuild-all/202405240829.xBq9c5jO-lkp@intel.com/

All warnings (new ones prefixed by >>):

...

drivers/crypto/ccp/hygon/csv-dev.c:32:6: warning: no previous prototype for function 'csv_update_api_version' [-Wmissing-prototypes]

32 | void csv_update_api_version(struct sev_user_data_status *status) | ^ drivers/crypto/ccp/hygon/csv-dev.c:32:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 32 | void csv_update_api_version(struct sev_user_data_status *status) | ^ | static drivers/crypto/ccp/hygon/csv-dev.c:40:5: warning: no previous prototype for function 'csv_cmd_buffer_len' [-Wmissing-prototypes] 40 | int csv_cmd_buffer_len(int cmd) | ^ drivers/crypto/ccp/hygon/csv-dev.c:40:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 40 | int csv_cmd_buffer_len(int cmd) | ^ | static 2 warnings generated.

vim +/csv_update_api_version +32 drivers/crypto/ccp/hygon/csv-dev.c

26 27 /* 28 * csv_update_api_version used to update the api version of HYGON CSV 29 * firmwareat driver side. 30 * Currently, we only need to update @hygon_csv_build. 31 */

32 void csv_update_api_version(struct sev_user_data_status *status)

33 { 34 if (status) { 35 hygon_csv_build = (status->flags >> 9) | 36 ((u32)status->build << 23); 37 } 38 } 39