tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: 1b4212c630731d88b07d5b6e28ecaff1a76d3839 commit: 7795623241fe9eb57352a09b27d06b5d4ff07071 [3947/6857] add firmware update function for Mont-TSSE config: x86_64-allyesconfig (https://download.01.org/0day-ci/archive/20240323/202403230839.j7ODqH5Y-lkp@i...) compiler: clang version 17.0.6 (https://github.com/llvm/llvm-project 6009708b4367171ccdbf4b5905cb6a803753fe18) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240323/202403230839.j7ODqH5Y-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/202403230839.j7ODqH5Y-lkp@intel.com/ All warnings (new ones prefixed by >>):

...

drivers/crypto/montage/tsse/tsse_ipc.c:18: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst * Create ipc_msg and read message from BAR. drivers/crypto/montage/tsse/tsse_ipc.c:83: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst * Enable main2host interrupt, cleanup interrupt set value in host2main and main2host. -- drivers/crypto/montage/tsse/tsse_fw_service.c:55: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst * Get version information from firmware drivers/crypto/montage/tsse/tsse_fw_service.c:106: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst * Firmware service to handle IPC message from mainCPU. drivers/crypto/montage/tsse/tsse_fw_service.c:155: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst * Load firmware from /lib/firmware -- drivers/crypto/montage/tsse/tsse_dev_drv.c:118: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst * This function will be called when user writes string to /sys/bus/pci/devices/.../tsse_image_load.

vim +18 drivers/crypto/montage/tsse/tsse_ipc.c 16 17 /**

18 * Create ipc_msg and read message from BAR. 19 * Return the pointer to ipc_msg, the caller is responsible for free it. 20 */ 21 static struct ipc_msg *get_msginf(void __iomem *d2h) 22 { 23 uint32_t u_len = 0; 24 struct ipc_msg *msg = NULL; 25 26 uint8_t *device_msg_data = NULL; 27 struct ipc_header *ipc_info = (struct ipc_header *)d2h; 28 29 // The memory layout in d2h should at least contains: 30 // ipc_header, msg_info and fw_load (message body) 31 if (ipc_info->i_len < sizeof(struct ipc_header) + 32 sizeof(struct msg_info) + sizeof(struct fw_load)) { 33 pr_info("%s(): msg format error\n", __func__); 34 return NULL; 35 } 36 u_len = ipc_info->i_len - sizeof(struct ipc_header); 37 msg = (struct ipc_msg *)(kzalloc(sizeof(struct ipc_msg) + u_len, 38 GFP_ATOMIC)); 39 if (!msg) { 40 pr_info("%s(): ipc_msg kzalloc failed\n", __func__); 41 return NULL; 42 } 43 44 msg->header.inst_id = ipc_info->inst_id; 45 msg->header.tgid = ipc_info->tgid; 46 msg->header.i_len = ipc_info->i_len; 47 48 device_msg_data = (uint8_t *)(d2h + sizeof(struct ipc_header)); 49 memcpy_fromio((uint8_t *)msg->i_data, device_msg_data, u_len); 50 51 return msg; 52 } 53

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