[openeuler:openEuler-1.0-LTS 1567/23811] drivers/scsi/hisi_sas/hisi_sas_main.c:2692:33: sparse: sparse: cast to restricted __le32

[openeuler:openEuler-1.0-LTS 1567/23811] drivers/scsi/hisi_sas/hisi_sas_main.c:2692:33: sparse: sparse: cast to restricted __le32

[kernel test robot]

tree:   https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS
head:   5c63bd0fa5e86474d30ecd06d67f2393de081434
commit: bee9d00acd7e651a6ec989ef3e7b1309b24469af [1567/23811] scsi: hisi_sas: Add DFX Feature: Global register create file and add file operations
config: arm64-randconfig-r111-20241003 (https://download.01.org/0day-ci/archive/20241004/202410040348.tx3GNMPZ-lkp@intel.com/config)
compiler: aarch64-linux-gcc (GCC) 14.1.0
reproduce: (https://download.01.org/0day-ci/archive/20241004/202410040348.tx3GNMPZ-lkp@intel.com/reproduce)

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/202410040348.tx3GNMPZ-lkp@intel.com/

sparse warnings: (new ones prefixed by >>)
   drivers/scsi/hisi_sas/hisi_sas_main.c:1603:52: sparse: sparse: incorrect type in assignment (different base types) @@     expected unsigned short [assigned] [usertype] tag_of_task_to_be_managed @@     got restricted __le16 [usertype] @@
   drivers/scsi/hisi_sas/hisi_sas_main.c:1603:52: sparse:     expected unsigned short [assigned] [usertype] tag_of_task_to_be_managed
   drivers/scsi/hisi_sas/hisi_sas_main.c:1603:52: sparse:     got restricted __le16 [usertype]
   drivers/scsi/hisi_sas/hisi_sas_main.c:1857:52: sparse: sparse: incorrect type in assignment (different base types) @@     expected unsigned short [assigned] [usertype] tag_of_task_to_be_managed @@     got restricted __le16 [usertype] @@
   drivers/scsi/hisi_sas/hisi_sas_main.c:1857:52: sparse:     expected unsigned short [assigned] [usertype] tag_of_task_to_be_managed
   drivers/scsi/hisi_sas/hisi_sas_main.c:1857:52: sparse:     got restricted __le16 [usertype]
   drivers/scsi/hisi_sas/hisi_sas_main.c:2664:12: sparse: sparse: symbol 'hisi_sas_reg_name' was not declared. Should it be static?
>> drivers/scsi/hisi_sas/hisi_sas_main.c:2692:33: sparse: sparse: cast to restricted __le32
>> drivers/scsi/hisi_sas/hisi_sas_main.c:2692:33: sparse: sparse: cast to restricted __le32
>> drivers/scsi/hisi_sas/hisi_sas_main.c:2692:33: sparse: sparse: cast to restricted __le32
>> drivers/scsi/hisi_sas/hisi_sas_main.c:2692:33: sparse: sparse: cast to restricted __le32
>> drivers/scsi/hisi_sas/hisi_sas_main.c:2692:33: sparse: sparse: cast to restricted __le32
>> drivers/scsi/hisi_sas/hisi_sas_main.c:2692:33: sparse: sparse: cast to restricted __le32
   drivers/scsi/hisi_sas/hisi_sas_main.c:2697:33: sparse: sparse: cast to restricted __le32
   drivers/scsi/hisi_sas/hisi_sas_main.c:2697:33: sparse: sparse: cast to restricted __le32
   drivers/scsi/hisi_sas/hisi_sas_main.c:2697:33: sparse: sparse: cast to restricted __le32
   drivers/scsi/hisi_sas/hisi_sas_main.c:2697:33: sparse: sparse: cast to restricted __le32
   drivers/scsi/hisi_sas/hisi_sas_main.c:2697:33: sparse: sparse: cast to restricted __le32
   drivers/scsi/hisi_sas/hisi_sas_main.c:2697:33: sparse: sparse: cast to restricted __le32
   drivers/scsi/hisi_sas/hisi_sas_main.c:2664:13: warning: no previous prototype for 'hisi_sas_reg_name' [-Wmissing-prototypes]
    2664 | const char *hisi_sas_reg_name(int off,
         |             ^~~~~~~~~~~~~~~~~
   In file included from include/scsi/libsas.h:36,
                    from include/scsi/sas_ata.h:29,
                    from drivers/scsi/hisi_sas/hisi_sas.h:28,
                    from drivers/scsi/hisi_sas/hisi_sas_main.c:12:
   In function 'scsi_prot_sglist',
       inlined from 'hisi_sas_dif_dma_map' at drivers/scsi/hisi_sas/hisi_sas_main.c:442:2:
   include/scsi/scsi_cmnd.h:327:19: warning: 'scsi_cmnd' may be used uninitialized [-Wmaybe-uninitialized]
     327 |         return cmd->prot_sdb ? cmd->prot_sdb->table.sgl : NULL;
         |                ~~~^~~~~~~~~~
   drivers/scsi/hisi_sas/hisi_sas_main.c: In function 'hisi_sas_dif_dma_map':
   drivers/scsi/hisi_sas/hisi_sas_main.c:412:27: note: 'scsi_cmnd' was declared here
     412 |         struct scsi_cmnd *scsi_cmnd;
         |                           ^~~~~~~~~

vim +2692 drivers/scsi/hisi_sas/hisi_sas_main.c

  2675	
  2676	static void hisi_sas_print_reg(u32 *regs_val,
  2677					const void *ptr,
  2678					struct seq_file *s)
  2679	{
  2680		const struct hisi_sas_debugfs_reg *reg = ptr;
  2681		int i;
  2682	
  2683		for (i = 0; i < reg->count; i++) {
  2684			int off = i * 4;
  2685			const char *name = hisi_sas_reg_name(off,
  2686							reg->base_off,
  2687							reg->lu);
  2688	
  2689			if (name)
  2690				seq_printf(s, "0x%08x 0x%08x %s\n",
  2691					off,
> 2692					le32_to_cpu(regs_val[i]),
  2693					name);
  2694			else
  2695				seq_printf(s, "0x%08x 0x%08x\n",
  2696					off,
  2697					le32_to_cpu(regs_val[i]));
  2698		}
  2699	}
  2700	

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki