[linux-next:master 4243/11779] drivers/infiniband/hw/hns/./hns_roce_trace.h:46:1: sparse: sparse: cast to restricted __le32

[linux-next:master 4243/11779] drivers/infiniband/hw/hns/./hns_roce_trace.h:46:1: sparse: sparse: cast to restricted __le32

[kernel test robot]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head:   8566fc3b96539e3235909d6bdda198e1282beaed
commit: 6c98c86708063af509b82f35bfac9577b61b4a94 [4243/11779] RDMA/hns: Add trace for WQE dumping
config: loongarch-randconfig-r123-20250516 (https://download.01.org/0day-ci/archive/20250517/202505170327.TNOpreil-lkp@intel.com/config)
compiler: loongarch64-linux-gcc (GCC) 14.2.0
reproduce: (https://download.01.org/0day-ci/archive/20250517/202505170327.TNOpreil-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/202505170327.TNOpreil-lkp@intel.com/

sparse warnings: (new ones prefixed by >>)
   drivers/infiniband/hw/hns/hns_roce_hw_v2.c: note: in included file (through include/trace/trace_events.h, include/trace/define_trace.h, drivers/infiniband/hw/hns/hns_roce_trace.h):
>> drivers/infiniband/hw/hns/./hns_roce_trace.h:46:1: sparse: sparse: cast to restricted __le32
>> drivers/infiniband/hw/hns/./hns_roce_trace.h:46:1: sparse: sparse: restricted __le32 degrades to integer
>> drivers/infiniband/hw/hns/./hns_roce_trace.h:46:1: sparse: sparse: restricted __le32 degrades to integer

vim +46 drivers/infiniband/hw/hns/./hns_roce_trace.h

    34	
    35	DEFINE_EVENT(flush_head_template, hns_sq_flush_cqe,
    36		     TP_PROTO(unsigned long qpn, u32 pi,
    37			      enum hns_roce_trace_type type),
    38		     TP_ARGS(qpn, pi, type));
    39	DEFINE_EVENT(flush_head_template, hns_rq_flush_cqe,
    40		     TP_PROTO(unsigned long qpn, u32 pi,
    41			      enum hns_roce_trace_type type),
    42		     TP_ARGS(qpn, pi, type));
    43	
    44	#define MAX_SGE_PER_WQE 64
    45	#define MAX_WQE_SIZE (MAX_SGE_PER_WQE * HNS_ROCE_SGE_SIZE)
  > 46	DECLARE_EVENT_CLASS(wqe_template,
    47			    TP_PROTO(unsigned long qpn, u32 idx, void *wqe, u32 len,
    48				     u64 id, enum hns_roce_trace_type type),
    49			    TP_ARGS(qpn, idx, wqe, len, id, type),
    50	
    51			    TP_STRUCT__entry(__field(unsigned long, qpn)
    52					     __field(u32, idx)
    53					     __array(__le32, wqe,
    54						     MAX_WQE_SIZE / sizeof(__le32))
    55					     __field(u32, len)
    56					     __field(u64, id)
    57					     __field(enum hns_roce_trace_type, type)
    58					     ),
    59	
    60			    TP_fast_assign(__entry->qpn = qpn;
    61					   __entry->idx = idx;
    62					   __entry->id = id;
    63					   memcpy(__entry->wqe, wqe, len);
    64					   __entry->len = len / sizeof(__le32);
    65					   __entry->type = type;
    66					   ),
    67	
    68			    TP_printk("%s 0x%lx wqe(0x%x/0x%llx): %s",
    69				      trace_type_to_str(__entry->type),
    70				      __entry->qpn, __entry->idx, __entry->id,
    71				      __print_array(__entry->wqe, __entry->len,
    72						    sizeof(__le32)))
    73	);
    74	

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