1 /* 2 * Copyright (c) 2020 The Linux Foundation. All rights reserved. 3 * 4 * Permission to use, copy, modify, and/or distribute this software for 5 * any purpose with or without fee is hereby granted, provided that the 6 * above copyright notice and this permission notice appear in all 7 * copies. 8 * 9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL 10 * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED 11 * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE 12 * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL 13 * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR 14 * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER 15 * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR 16 * PERFORMANCE OF THIS SOFTWARE. 17 */ 18 19 #include <linux/string.h> 20 #include <qdf_func_tracker.h> 21 #include <qdf_mem.h> 22 #include <qdf_module.h> 23 24 #ifdef FUNC_CALL_MAP 25 char qdf_func_call_map_buf[QDF_FUNCTION_CALL_MAP_BUF_LEN] = {0}; 26 27 void cc_func(unsigned int track) 28 { 29 unsigned int index = 0; 30 unsigned int bit = 0; 31 32 index = track / 8; 33 bit = track % 8; 34 qdf_func_call_map_buf[index] |= (char)(1 << bit); 35 } 36 37 qdf_export_symbol(cc_func); 38 39 void qdf_get_func_call_map(char *data) 40 { 41 qdf_mem_copy(data, qdf_func_call_map_buf, 42 QDF_FUNCTION_CALL_MAP_BUF_LEN); 43 } 44 45 qdf_export_symbol(qdf_get_func_call_map); 46 47 void qdf_clear_func_call_map(void) 48 { 49 qdf_mem_zero(qdf_func_call_map_buf, QDF_FUNCTION_CALL_MAP_BUF_LEN); 50 } 51 52 qdf_export_symbol(qdf_clear_func_call_map); 53 54 #endif 55