drivers/hwtracing/coresight/coresight-cfg-preload.c

   1 // SPDX-License-Identifier: GPL-2.0
   2 /*
   3  * Copyright(C) 2020 Linaro Limited. All rights reserved.
   4  * Author: Mike Leach <mike.leach@linaro.org>
   5  */
   6
   7 #include "coresight-cfg-preload.h"
   8 #include "coresight-config.h"
   9 #include "coresight-syscfg.h"
  10
  11 /* Basic features and configurations pre-loaded on initialisation */
  12
  13 static struct cscfg_feature_desc *preload_feats[] = {
  14 #if IS_ENABLED(CONFIG_CORESIGHT_SOURCE_ETM4X)
  15         &strobe_etm4x,
  16 #endif
  17         NULL
  18 };
  19
  20 static struct cscfg_config_desc *preload_cfgs[] = {
  21 #if IS_ENABLED(CONFIG_CORESIGHT_SOURCE_ETM4X)
  22         &afdo_etm4x,
  23 #endif
  24         NULL
  25 };
  26
  27 static struct cscfg_load_owner_info preload_owner = {
  28         .type = CSCFG_OWNER_PRELOAD,
  29 };
  30
  31 /* preload called on initialisation */
  32 int cscfg_preload(void *owner_handle)
  33 {
  34         preload_owner.owner_handle = owner_handle;
  35         return cscfg_load_config_sets(preload_cfgs, preload_feats, &preload_owner);
  36 }