XXXX introduce drv_sectohz

*** 353,363 ****
  #define STMF_VPD_RELATIVE_TP_ID 0x08
  
  /*
   * Common macros to simplify coding
   */
! #define STMF_SEC2TICK(x_sec)    (drv_usectohz((x_sec) * 1000000))
  
  void stmf_trace(caddr_t ident, const char *fmt, ...);
  void *stmf_alloc(stmf_struct_id_t sid, int additional_size, int alloc_flags);
  void stmf_free(void *struct_ptr);
  struct scsi_task *stmf_task_alloc(struct stmf_local_port *lport,
--- 353,363 ----
  #define STMF_VPD_RELATIVE_TP_ID 0x08
  
  /*
   * Common macros to simplify coding
   */
! #define STMF_SEC2TICK(x_sec)    drv_sectohz(x_sec)
  
  void stmf_trace(caddr_t ident, const char *fmt, ...);
  void *stmf_alloc(stmf_struct_id_t sid, int additional_size, int alloc_flags);
  void stmf_free(void *struct_ptr);
  struct scsi_task *stmf_task_alloc(struct stmf_local_port *lport,