drivers/staging/rts5208/trace.c

   1 // SPDX-License-Identifier: GPL-2.0
   2 #include <linux/kernel.h>
   3 #include <linux/string.h>
   4
   5 #include "rtsx.h"
   6
   7 #ifdef _MSG_TRACE
   8
   9 void _rtsx_trace(struct rtsx_chip *chip, const char *file, const char *func,
  10                  int line)
  11 {
  12         struct trace_msg_t *msg = &chip->trace_msg[chip->msg_idx];
  13
  14         file = kbasename(file);
  15         dev_dbg(rtsx_dev(chip), "[%s][%s]:[%d]\n", file, func, line);
  16
  17         strncpy(msg->file, file, MSG_FILE_LEN - 1);
  18         strncpy(msg->func, func, MSG_FUNC_LEN - 1);
  19         msg->line = (u16)line;
  20         get_current_time(msg->timeval_buf, TIME_VAL_LEN);
  21         msg->valid = 1;
  22
  23         chip->msg_idx++;
  24         if (chip->msg_idx >= TRACE_ITEM_CNT)
  25                 chip->msg_idx = 0;
  26 }
  27 #endif