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      1 /* Copyright (c) 2015, The Linux Foundation. All rights reserved.
      2  *
      3  * Redistribution and use in source and binary forms, with or without
      4  * modification, are permitted provided that the following conditions
      5  * are met:
      6  *  * Redistributions of source code must retain the above copyright
      7  *    notice, this list of conditions and the following disclaimer.
      8  *  * Redistributions in binary form must reproduce the above
      9  *    copyright notice, this list of conditions and the following
     10  *    disclaimer in the documentation and/or other materials provided
     11  *    with the distribution.
     12  *  * Neither the name of The Linux Foundation nor the names of its
     13  *    contributors may be used to endorse or promote products derived
     14  *    from this software without specific prior written permission.
     15  *
     16  * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
     17  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
     18  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
     19  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
     20  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     21  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     22  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
     23  * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
     24  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
     25  * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
     26  * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     27  */
     28 
     29 #ifndef __WIFI_HAL_WIFILOGGER_COMMAND_H__
     30 #define __WIFI_HAL_WIFILOGGER_COMMAND_H__
     31 
     32 #include "common.h"
     33 #include "cpp_bindings.h"
     34 #include "wifi_logger.h"
     35 #include "wifilogger_diag.h"
     36 #include "vendor_definitions.h"
     37 
     38 #ifdef __cplusplus
     39 extern "C"
     40 {
     41 #endif /* __cplusplus */
     42 
     43 #define POWER_EVENTS_RB_BUF_SIZE 2048
     44 #define POWER_EVENTS_NUM_BUFS    4
     45 
     46 #define CONNECTIVITY_EVENTS_RB_BUF_SIZE 4096
     47 #define CONNECTIVITY_EVENTS_NUM_BUFS    4
     48 
     49 #define PKT_STATS_RB_BUF_SIZE 4096
     50 #define PKT_STATS_NUM_BUFS    32
     51 
     52 #define DRIVER_PRINTS_RB_BUF_SIZE 4096
     53 #define DRIVER_PRINTS_NUM_BUFS    128
     54 
     55 #define FIRMWARE_PRINTS_RB_BUF_SIZE 4096
     56 #define FIRMWARE_PRINTS_NUM_BUFS    128
     57 
     58 enum rb_info_indices {
     59     POWER_EVENTS_RB_ID = 0,
     60     CONNECTIVITY_EVENTS_RB_ID = 1,
     61     PKT_STATS_RB_ID = 2,
     62     DRIVER_PRINTS_RB_ID = 3,
     63     FIRMWARE_PRINTS_RB_ID = 4,
     64 };
     65 
     66 typedef struct {
     67   void (*on_firmware_memory_dump) (char *buffer,
     68                                    int buffer_size);
     69 
     70 } WifiLoggerCallbackHandler;
     71 
     72 
     73 class WifiLoggerCommand : public WifiVendorCommand
     74 {
     75 private:
     76     WifiLoggerCallbackHandler mHandler;
     77     char                      *mVersion;
     78     int                       mVersionLen;
     79     u32                       *mSupportedSet;
     80     int                       mRequestId;
     81     bool                      mWaitforRsp;
     82     bool                      mMoreData;
     83     WLAN_DRIVER_WAKE_REASON_CNT *mGetWakeStats;
     84 public:
     85 
     86     WifiLoggerCommand(wifi_handle handle, int id, u32 vendor_id, u32 subcmd);
     87 
     88     static WifiLoggerCommand* instance(wifi_handle handle);
     89     virtual ~WifiLoggerCommand();
     90 
     91     // This function implements creation of WifiLogger specific Request
     92     // based on  the request type
     93     virtual int create();
     94     virtual int requestEvent();
     95     virtual int requestResponse();
     96     virtual int handleResponse(WifiEvent &reply);
     97     virtual int handleEvent(WifiEvent &event);
     98     int setCallbackHandler(WifiLoggerCallbackHandler nHandler);
     99     virtual void unregisterHandler(u32 subCmd);
    100 
    101     /* Takes wait time in seconds. */
    102     virtual int timed_wait(u16 wait_time);
    103     virtual void waitForRsp(bool wait);
    104     virtual void setVersionInfo(char *buffer, int buffer_size);
    105     virtual void setFeatureSet(u32 *support);
    106     virtual void getWakeStatsRspParams(
    107                     WLAN_DRIVER_WAKE_REASON_CNT *wifi_wake_reason_cnt);
    108 };
    109 void rb_timerhandler(hal_info *info);
    110 wifi_error wifi_logger_ring_buffers_init(hal_info *info);
    111 void wifi_logger_ring_buffers_deinit(hal_info *info);
    112 void push_out_all_ring_buffers(hal_info *info);
    113 void send_alert(hal_info *info, int reason_code);
    114 #ifdef __cplusplus
    115 }
    116 #endif /* __cplusplus */
    117 #endif /* __WIFI_HAL_WIFILOGGER_COMMAND_H__ */
    118