drivers/net/wwan/iosm/iosm_ipc_debugfs.c

   1 // SPDX-License-Identifier: GPL-2.0-only
   2 /*
   3  * Copyright (C) 2020-2021 Intel Corporation.
   4  */
   5
   6 #include <linux/debugfs.h>
   7 #include <linux/wwan.h>
   8
   9 #include "iosm_ipc_imem.h"
  10 #include "iosm_ipc_trace.h"
  11 #include "iosm_ipc_debugfs.h"
  12
  13 void ipc_debugfs_init(struct iosm_imem *ipc_imem)
  14 {
  15         ipc_imem->debugfs_wwan_dir = wwan_get_debugfs_dir(ipc_imem->dev);
  16
  17         ipc_imem->debugfs_dir = debugfs_create_dir(KBUILD_MODNAME,
  18                                                    ipc_imem->debugfs_wwan_dir);
  19
  20         ipc_imem->trace = ipc_trace_init(ipc_imem);
  21         if (!ipc_imem->trace)
  22                 dev_warn(ipc_imem->dev, "trace channel init failed");
  23 }
  24
  25 void ipc_debugfs_deinit(struct iosm_imem *ipc_imem)
  26 {
  27         ipc_trace_deinit(ipc_imem->trace);
  28         debugfs_remove_recursive(ipc_imem->debugfs_dir);
  29         wwan_put_debugfs_dir(ipc_imem->debugfs_wwan_dir);
  30 }