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qcacld-3.0: Dump header info for first mgmt. packet after WOW wakeup

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Propagation from qcacld-2.0 to qcacld-3.0.

Dump soem information such as source MAC address, destination
MAC address, sequence number, packet type, subtype and other
important information for the first mgmt. packet after WOW wakeup.

Change-Id: I4f39d93e8aeb243ec3df5cc1a916aec0a1aa4819
CRs-Fixed: 1019037
This commit is contained in:
Himanshu Agarwal
2016-07-20 19:04:39 +05:30
committed by qcabuildsw
parent 82de9040dd
commit dd356df33d
2 changed files with 147 additions and 10 deletions
Download Patch File Download Diff File Expand all files Collapse all files

14
core/wma/inc/wma.h
View File

@@ -181,6 +181,20 @@
#define WMA_IPV6_PKT_INFO_GET_MIN_LEN 62
#define WMA_ICMPV6_SUBTYPE_GET_MIN_LEN 55
/**
* ds_mode: distribution system mode
* @IEEE80211_NO_DS: NO DS at either side
* @IEEE80211_TO_DS: DS at receiver side
* @IEEE80211_FROM_DS: DS at sender side
* @IEEE80211_DS_TO_DS: DS at both sender and revceiver side
*/
enum ds_mode {
IEEE80211_NO_DS,
IEEE80211_TO_DS,
IEEE80211_FROM_DS,
IEEE80211_DS_TO_DS
};
/* Roaming default values
* All time and period values are in milliseconds.
* All rssi values are in dB except for WMA_NOISE_FLOOR_DBM_DEFAULT.

143
core/wma/src/wma_features.c
View File

@@ -33,6 +33,7 @@
/* Header files */
#include "cds_ieee80211_common.h" /* ieee80211_frame */
#include "wma.h"
#include "wma_api.h"
#include "cds_api.h"
@@ -2348,6 +2349,14 @@ static const u8 *wma_wow_wake_reason_str(A_INT32 wake_reason)
return "WOW_REASON_NAN_EVENT";
case WOW_REASON_OEM_RESPONSE_EVENT:
return "WOW_OEM_RESPONSE_EVENT";
case WOW_REASON_ASSOC_RES_RECV:
return "ASSOC_RES_RECV";
case WOW_REASON_REASSOC_REQ_RECV:
return "REASSOC_REQ_RECV";
case WOW_REASON_REASSOC_RES_RECV:
return "REASSOC_RES_RECV";
case WOW_REASON_ACTION_FRAME_RECV:
return "ACTION_FRAME_RECV";
}
return "unknown";
}
@@ -2897,6 +2906,110 @@ end:
}
}
/**
* wma_wow_dump_mgmt_buffer() - API to parse data buffer for mgmt.
* packet that resulted in WOW wakeup.
* @wow_packet_buffer: Pointer to data buffer
* @buf_len: length of data buffer
*
* This function parses the data buffer received (802.11 header)
* to get informaton like src mac addr, dst mac addr, seq_num,
* frag_num, etc.
*
* Return: void
*/
static void wma_wow_dump_mgmt_buffer(uint8_t *wow_packet_buffer,
uint32_t buf_len)
{
struct ieee80211_frame_addr4 *wh;
WMA_LOGD("wow_buf_pkt_len: %d", buf_len);
wh = (struct ieee80211_frame_addr4 *)
(wow_packet_buffer + 4);
if (buf_len >= sizeof(struct ieee80211_frame)) {
uint8_t to_from_ds, frag_num;
uint32_t seq_num;
WMA_LOGE("RA: " MAC_ADDRESS_STR " TA: " MAC_ADDRESS_STR,
MAC_ADDR_ARRAY(wh->i_addr1),
MAC_ADDR_ARRAY(wh->i_addr2));
WMA_LOGE("TO_DS: %d, FROM_DS: %d",
wh->i_fc[1] & IEEE80211_FC1_DIR_TODS,
wh->i_fc[1] & IEEE80211_FC1_DIR_FROMDS);
to_from_ds = wh->i_fc[1] & IEEE80211_FC1_DIR_DSTODS;
switch (to_from_ds) {
case IEEE80211_NO_DS:
WMA_LOGE("BSSID: " MAC_ADDRESS_STR,
MAC_ADDR_ARRAY(wh->i_addr3));
break;
case IEEE80211_TO_DS:
WMA_LOGE("DA: " MAC_ADDRESS_STR,
MAC_ADDR_ARRAY(wh->i_addr3));
break;
case IEEE80211_FROM_DS:
WMA_LOGE("SA: " MAC_ADDRESS_STR,
MAC_ADDR_ARRAY(wh->i_addr3));
break;
case IEEE80211_DS_TO_DS:
if (buf_len >= sizeof(struct ieee80211_frame_addr4))
WMA_LOGE("DA: " MAC_ADDRESS_STR " SA: "
MAC_ADDRESS_STR,
MAC_ADDR_ARRAY(wh->i_addr3),
MAC_ADDR_ARRAY(wh->i_addr4));
break;
}
seq_num = (((*(uint16_t *)wh->i_seq) &
IEEE80211_SEQ_SEQ_MASK) >>
IEEE80211_SEQ_SEQ_SHIFT);
frag_num = (((*(uint16_t *)wh->i_seq) &
IEEE80211_SEQ_FRAG_MASK) >>
IEEE80211_SEQ_FRAG_SHIFT);
WMA_LOGE("SEQ_NUM: %d, FRAG_NUM: %d",
seq_num, frag_num);
} else {
WMA_LOGE("Insufficient buffer length for mgmt. packet");
}
}
/**
* wma_wow_get_wakelock_duration() - return the wakelock duration
* for some mgmt packets received.
* @wake_reason: wow wakeup reason
*
* This function returns the wakelock duration for some mgmt packets
* received while in wow suspend.
*
* Return: wakelock duration
*/
static uint32_t wma_wow_get_wakelock_duration(int wake_reason)
{
uint32_t wake_lock_duration = 0;
switch (wake_reason) {
case WOW_REASON_AUTH_REQ_RECV:
wake_lock_duration = WMA_AUTH_REQ_RECV_WAKE_LOCK_TIMEOUT;
break;
case WOW_REASON_ASSOC_REQ_RECV:
wake_lock_duration = WMA_ASSOC_REQ_RECV_WAKE_LOCK_DURATION;
break;
case WOW_REASON_DEAUTH_RECVD:
wake_lock_duration = WMA_DEAUTH_RECV_WAKE_LOCK_DURATION;
break;
case WOW_REASON_DISASSOC_RECVD:
wake_lock_duration = WMA_DISASSOC_RECV_WAKE_LOCK_DURATION;
break;
default:
break;
}
return wake_lock_duration;
}
/**
* wma_wow_wakeup_host_event() - wakeup host event handler
* @handle: wma handle
@@ -2967,19 +3080,29 @@ int wma_wow_wakeup_host_event(void *handle, uint8_t *event,
switch (wake_info->wake_reason) {
case WOW_REASON_AUTH_REQ_RECV:
wake_lock_duration = WMA_AUTH_REQ_RECV_WAKE_LOCK_TIMEOUT;
break;
case WOW_REASON_ASSOC_REQ_RECV:
wake_lock_duration = WMA_ASSOC_REQ_RECV_WAKE_LOCK_DURATION;
break;
case WOW_REASON_DEAUTH_RECVD:
wake_lock_duration = WMA_DEAUTH_RECV_WAKE_LOCK_DURATION;
break;
case WOW_REASON_DISASSOC_RECVD:
wake_lock_duration = WMA_DISASSOC_RECV_WAKE_LOCK_DURATION;
case WOW_REASON_ASSOC_RES_RECV:
case WOW_REASON_REASSOC_REQ_RECV:
case WOW_REASON_REASSOC_RES_RECV:
case WOW_REASON_BEACON_RECV:
case WOW_REASON_ACTION_FRAME_RECV:
wake_lock_duration =
wma_wow_get_wakelock_duration(wake_info->wake_reason);
if (param_buf->wow_packet_buffer) {
/* First 4-bytes of wow_packet_buffer is the length */
qdf_mem_copy((uint8_t *) &wow_buf_pkt_len,
param_buf->wow_packet_buffer, 4);
if (wow_buf_pkt_len)
wma_wow_dump_mgmt_buffer(
param_buf->wow_packet_buffer,
wow_buf_pkt_len);
else
WMA_LOGE("wow packet buffer is empty");
} else {
WMA_LOGE("No wow packet buffer present");
}
break;
case WOW_REASON_AP_ASSOC_LOST: