typedef int wifi_radio;\r
typedef int wifi_ring_buffer_id;\r
\r
+#define PER_PACKET_ENTRY_FLAGS_DIRECTION_TX 1 // 0: TX, 1: RX\r
+#define PER_PACKET_ENTRY_FLAGS_TX_SUCCESS 2 // whether packet was transmitted or received/decrypted successfully\r
+#define PER_PACKET_ENTRY_FLAGS_80211_HEADER 4 // has full 802.11 header, else has 802.3 header\r
+#define PER_PACKET_ENTRY_FLAGS_PROTECTED 8 // whether packet was encrypted\r
+\r
typedef struct {\r
- u8 direction:1; // 0: TX, 1: RX\r
- u8 success:1; // whether packet was transmitted or received/decrypted successfully\r
- u8 has_80211_header:1; // has full 802.11 header, else has 802.3 header\r
- u8 protected_packet:1; // whether packet was encrypted\r
- u8 tid:4; // transmit or received tid\r
- u8 MCS; // modulation and bandwidth\r
+ u8 flags;\r
+ u8 tid; // transmit or received tid\r
+ u16 MCS; // modulation and bandwidth\r
u8 rssi; // TX: RSSI of ACK for that packet\r
// RX: RSSI of packet\r
u8 num_retries; // number of attempted retries\r
u8 data[0]; // packet data. The length of packet data is determined by the entry_size field of\r
// the wifi_ring_buffer_entry structure. It is expected that first bytes of the\r
// packet, or packet headers only (up to TCP or RTP/UDP headers) will be copied into the ring\r
-} wifi_ring_per_packet_status_entry;\r
+} __attribute__((packed)) wifi_ring_per_packet_status_entry;\r
\r
+static char per_packet_status_ring_name[] = "wifi_per_packet_status"; // Ring buffer name for per-packet status ring\r
\r
// Below events refer to the wifi_connectivity_event ring and shall be supported\r
\r
u16 tag;\r
u16 length; // length of value\r
u8 value[0];\r
-} tlv_log;\r
+} __attribute__((packed)) tlv_log;\r
\r
typedef struct {\r
u16 event;\r
// parameter as transmit rate, num retries, num scan result found etc...\r
// as well, event_data can include a vendor proprietary part which is\r
// understood by the developer only.\r
-} wifi_ring_buffer_driver_connectivity_event;\r
+} __attribute__((packed)) wifi_ring_buffer_driver_connectivity_event;\r
\r
// Ring buffer name for connectivity events ring\r
static char connectivity_event_ring_name[] = "wifi_connectivity_events";\r
int status; // 0 taken, 1 released\r
int reason; // reason why this wake lock is taken\r
char name[0]; // null terminated\r
-} wake_lock_event;\r
+} __attribute__((packed)) wake_lock_event;\r
\r
typedef struct {\r
u16 event;\r
tlv_log tlvs[0];\r
-} wifi_power_event;\r
+} __attribute__((packed)) wifi_power_event;\r
\r
static char power_event_ring_name[] = "wifi_power_events";\r
\r
-\r
/**\r
* This structure represent a logger entry within a ring buffer.\r
* Wifi driver are responsible to manage the ring buffer and write the debug\r
* data logged by drivers into their ring buffer, store the data into log files and include\r
* the logs into android bugreports.\r
*/\r
+\r
+#define RING_BUFFER_ENTRY_FLAGS_HAS_BINARY 1 // set for binary entries\r
+#define RING_BUFFER_ENTRY_FLAGS_HAS_TIMESTAMP 2 // set if 64 bits timestamp is present\r
+\r
typedef struct {\r
- u16 entry_size:13;\r
- u16 binary:1; //set for binary entries\r
- u16 has_timestamp:1; //set if 64 bits timestamp is present\r
- u16 reserved:1;\r
+ u16 entry_size;\r
+ u8 flags;\r
u8 type; // Per ring specific\r
- u8 resvd;\r
u64 timestamp; //present if has_timestamp bit is set.\r
union {\r
u8 data[0];\r
wifi_ring_buffer_driver_connectivity_event connectivity_event;\r
wifi_ring_per_packet_status_entry packet_status;\r
+ wifi_power_event power_event;\r
};\r
-} wifi_ring_buffer_entry;\r
+} __attribute__((packed)) wifi_ring_buffer_entry;\r
\r
#define WIFI_RING_BUFFER_FLAG_HAS_BINARY_ENTRIES 0x00000001 // set if binary entries are present\r
-#define WIFI_RING_BUFFER_FLAG_HAS_ASCII_ENTRI 0x00000002 // set if ascii entries are present\r
+#define WIFI_RING_BUFFER_FLAG_HAS_ASCII_ENTRIES 0x00000002 // set if ascii entries are present\r
\r
/* ring buffer params */\r
/**\r
typedef struct {\r
u8 name[32];\r
u32 flags;\r
- u64 fd; // linux file descriptor for that buffer\r
+ wifi_ring_buffer_id ring_id; // unique integer representing the ring\r
u32 ring_buffer_byte_size; // total memory size allocated for the buffer\r
u32 verbose_level; //\r
u32 written_bytes; // number of bytes that was written to the buffer by driver, monotonously increasing integer\r
u32 read_bytes; // number of bytes that was read from the buffer by user land, monotonously increasing integer\r
+ u32 written_records; // number of records that was written to the buffer by driver, monotonously increasing integer\r
+\r
} wifi_ring_buffer_status;\r
\r
/**\r
\r
/* api to collect a firmware memory dump for a given iface */\r
wifi_error wifi_get_firmware_memory_dump(wifi_request_id id,\r
- wifi_interface_handle iface, char * buffer, int buffer_size);\r
+ wifi_interface_handle iface, char ** buffer, int *buffer_size);\r
\r
/* api to collect a firmware version string */\r
wifi_error wifi_get_firmware_version(wifi_request_id id,\r
- wifi_interface_handle iface, char * buffer, int buffer_size);\r
+ wifi_interface_handle iface, char *buffer, int buffer_size);\r
\r
/* api to collect a driver version string */\r
wifi_error wifi_get_driver_version(wifi_request_id id,\r
- wifi_interface_handle iface, char * buffer, int buffer_size);\r
+ wifi_interface_handle iface, char *buffer, int buffer_size);\r
+\r
+\r
+/* api to collect driver records */\r
+wifi_error wifi_get_ringdata(wifi_request_id id,\r
+ wifi_interface_handle iface, wifi_ring_buffer_id ring_id);\r
+\r
\r
/* Feature set */\r
#define WIFI_LOGGER_MEMORY_DUMP_SUPPORTED 1\r
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