| /* |
| * Copyright (c) 2015 The Linux Foundation. All rights reserved. |
| * |
| * Previously licensed under the ISC license by Qualcomm Atheros, Inc. |
| * |
| * |
| * Permission to use, copy, modify, and/or distribute this software for |
| * any purpose with or without fee is hereby granted, provided that the |
| * above copyright notice and this permission notice appear in all |
| * copies. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL |
| * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED |
| * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE |
| * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL |
| * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR |
| * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER |
| * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR |
| * PERFORMANCE OF THIS SOFTWARE. |
| */ |
| |
| /* |
| * This file was originally distributed by Qualcomm Atheros, Inc. |
| * under proprietary terms before Copyright ownership was assigned |
| * to the Linux Foundation. |
| */ |
| |
| /** |
| * DOC : wlan_hdd_memdump.h |
| * |
| * WLAN Host Device Driver file for dumping firmware memory |
| * |
| */ |
| |
| #if !defined(WLAN_HDD_MEMDUMP_H) |
| #define WLAN_HDD_MEMDUMP_H |
| |
| #include "wlan_hdd_main.h" |
| |
| #ifdef WLAN_FEATURE_MEMDUMP |
| /** |
| * enum qca_wlan_vendor_attr_memory_dump - values for memory dump attributes |
| * @QCA_WLAN_VENDOR_ATTR_MEMORY_DUMP_INVALID - Invalid |
| * @QCA_WLAN_VENDOR_ATTR_REQUEST_ID - Indicate request ID |
| * @QCA_WLAN_VENDOR_ATTR_MEMDUMP_SIZE - Indicate size of the memory dump |
| * @QCA_WLAN_VENDOR_ATTR_MEMORY_DUMP_AFTER_LAST - To keep track of the last enum |
| * @QCA_WLAN_VENDOR_ATTR_MEMORY_DUMP_MAX - max value possible for this type |
| * |
| * enum values are used for NL attributes for data used by |
| * QCA_NL80211_VENDOR_SUBCMD_WIFI_LOGGER_MEMORY_DUMP sub command. |
| */ |
| enum qca_wlan_vendor_attr_memory_dump { |
| QCA_WLAN_VENDOR_ATTR_MEMORY_DUMP_INVALID = 0, |
| QCA_WLAN_VENDOR_ATTR_REQUEST_ID = 1, |
| QCA_WLAN_VENDOR_ATTR_MEMDUMP_SIZE = 2, |
| |
| QCA_WLAN_VENDOR_ATTR_MEMORY_DUMP_AFTER_LAST, |
| QCA_WLAN_VENDOR_ATTR_MEMORY_DUMP_MAX = |
| QCA_WLAN_VENDOR_ATTR_MEMORY_DUMP_AFTER_LAST - 1, |
| }; |
| |
| /* Size of fw memory dump is estimated to be 327680 bytes */ |
| #define FW_MEM_DUMP_SIZE 327680 |
| #define FW_DRAM_LOCATION 0x00400000 |
| #define FW_MEM_DUMP_REQ_ID 1 |
| #define FW_MEM_DUMP_NUM_SEG 1 |
| #define MEMDUMP_COMPLETION_TIME_MS 5000 |
| |
| int memdump_init(void); |
| void memdump_deinit(void); |
| int wlan_hdd_cfg80211_get_fw_mem_dump(struct wiphy *wiphy, |
| struct wireless_dev *wdev, |
| const void *data, int data_len); |
| #else |
| static inline int memdump_init(void) |
| { |
| return -ENOTSUPP; |
| } |
| |
| static inline void memdump_deinit(void) |
| { |
| } |
| |
| static inline int wlan_hdd_cfg80211_get_fw_mem_dump(struct wiphy *wiphy, |
| struct wireless_dev *wdev, |
| const void *data, int data_len) |
| { |
| return -ENOTSUPP; |
| } |
| #endif |
| |
| #endif /* if !defined(WLAN_HDD_MEMDUMP_H)*/ |