/* Need to call this with spin_lock acquired */
static int wlan_queue_logmsg_for_app(void)
{
char *ptr;
int ret = 0;
ptr = &gwlan_logging.pcur_node->logbuf[sizeof(tAniHdr)];
ptr[gwlan_logging.pcur_node->filled_length] = '\0';
*(unsigned short *)(gwlan_logging.pcur_node->logbuf) =
ANI_NL_MSG_LOG_TYPE;
*(unsigned short *)(gwlan_logging.pcur_node->logbuf + 2) =
gwlan_logging.pcur_node->filled_length;
list_add_tail(&gwlan_logging.pcur_node->node,
&gwlan_logging.filled_list);
if (!list_empty(&gwlan_logging.free_list)) {
/* Get buffer from free list */
gwlan_logging.pcur_node =
(struct log_msg *)(gwlan_logging.free_list.next);
list_del_init(gwlan_logging.free_list.next);
} else if (!list_empty(&gwlan_logging.filled_list)) {
/* Get buffer from filled list */
/* This condition will drop the packet from being
* indicated to app
*/
gwlan_logging.pcur_node =
(struct log_msg *)(gwlan_logging.filled_list.next);
++gwlan_logging.drop_count;
/* print every 64th drop count */
if (vos_is_multicast_logging() &&
(!(gwlan_logging.drop_count % 0x40))) {
pr_err("%s: drop_count = %u index = %d filled_length = %d\n",
__func__, gwlan_logging.drop_count,
gwlan_logging.pcur_node->index,
gwlan_logging.pcur_node->filled_length);
}
list_del_init(gwlan_logging.filled_list.next);
ret = 1;
}
/* Reset the current node values */
gwlan_logging.pcur_node->filled_length = 0;
return ret;
}
void vos_event_report_payload(v_U16_t event_Id, v_U16_t length, v_VOID_t *pPayload)
{
tAniHdr *wmsg = NULL;
v_U8_t *pBuf;
struct hdd_context_s *pHddCtx;
v_CONTEXT_t pVosContext= NULL;
event_report_t *pEvent_report;
v_U16_t total_len;
/*Get the global context */
pVosContext = vos_get_global_context(VOS_MODULE_ID_SYS, NULL);
if (!pVosContext)
{
VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
"%s: vos context is NULL", __func__);
return;
}
/*Get the Hdd Context */
pHddCtx = ((VosContextType*)(pVosContext))->pHDDContext;
if (!pHddCtx)
{
VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
"%s: hdd context is NULL", __func__);
return;
}
#ifdef WLAN_KD_READY_NOTIFIER
/* NL is not ready yet, WLAN KO started first */
if ((pHddCtx->kd_nl_init) && (!pHddCtx->ptt_pid))
{
nl_srv_nl_ready_indication();
}
#endif /* WLAN_KD_READY_NOTIFIER */
if (nl_srv_is_initialized() != 0)
return;
/* Send the log data to the ptt app only if it is registered with the wlan driver*/
if(vos_is_multicast_logging())
{
total_len = sizeof(tAniHdr)+sizeof(event_report_t)+length;
pBuf = (v_U8_t*)vos_mem_malloc(total_len);
if(!pBuf)
{
VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR, "vos_mem_malloc failed");
return;
}
wmsg = (tAniHdr*)pBuf;
wmsg->type = PTT_MSG_DIAG_CMDS_TYPE;
wmsg->length = total_len;
wmsg->length = DIAG_SWAP16(wmsg->length);
pBuf += sizeof(tAniHdr);
pEvent_report = (event_report_t*)pBuf;
pEvent_report->diag_type = DIAG_TYPE_EVENTS;
pEvent_report->event_id = event_Id;
pEvent_report->length = length;
pBuf += sizeof(event_report_t);
vos_mem_copy(pBuf, pPayload,length);
if( ptt_sock_send_msg_to_app(wmsg, 0,
ANI_NL_MSG_PUMAC, INVALID_PID, MSG_DONTWAIT) < 0) {
VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
("Ptt Socket error sending message to the app!!"));
vos_mem_free((v_VOID_t*)wmsg);
return;
}
vos_mem_free((v_VOID_t*)wmsg);
}
return;
}
void vos_log_submit(v_VOID_t *plog_hdr_ptr)
{
log_hdr_type *pHdr = (log_hdr_type*) plog_hdr_ptr;
tAniHdr *wmsg = NULL;
v_U8_t *pBuf;
struct hdd_context_s *pHddCtx;
v_CONTEXT_t pVosContext= NULL;
v_U16_t data_len;
v_U16_t total_len;
/*Get the global context */
pVosContext = vos_get_global_context(VOS_MODULE_ID_SYS, NULL);
/*Get the Hdd Context */
pHddCtx = ((VosContextType*)(pVosContext))->pHDDContext;
if (WLAN_HDD_IS_LOAD_UNLOAD_IN_PROGRESS(pHddCtx))
{
VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_INFO,
"%s: Unloading/Loading in Progress. Ignore!!!", __func__);
return;
}
#ifdef WLAN_KD_READY_NOTIFIER
/* NL is not ready yet, WLAN KO started first */
if ((pHddCtx->kd_nl_init) && (!pHddCtx->ptt_pid))
{
nl_srv_nl_ready_indication();
}
#endif /* WLAN_KD_READY_NOTIFIER */
if (nl_srv_is_initialized() != 0)
return;
/* Send the log data to the ptt app only if it is registered with the wlan driver*/
if(vos_is_multicast_logging())
{
data_len = pHdr->len;
total_len = sizeof(tAniHdr)+sizeof(v_U32_t)+data_len;
pBuf = (v_U8_t*)vos_mem_malloc(total_len);
if(!pBuf)
{
VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR, "vos_mem_malloc failed");
return;
}
vos_mem_zero((v_VOID_t*)pBuf,total_len);
wmsg = (tAniHdr*)pBuf;
wmsg->type = PTT_MSG_DIAG_CMDS_TYPE;
wmsg->length = total_len;
wmsg->length = DIAG_SWAP16(wmsg->length);
pBuf += sizeof(tAniHdr);
/* Diag Type events or log */
*(v_U32_t*)pBuf = DIAG_TYPE_LOGS;
pBuf += sizeof(v_U32_t);
vos_mem_copy(pBuf, pHdr,data_len);
if (ptt_sock_send_msg_to_app(wmsg, 0,
ANI_NL_MSG_PUMAC, INVALID_PID, MSG_DONTWAIT) < 0)
{
vos_mem_free((v_VOID_t *)wmsg);
return;
}
vos_mem_free((v_VOID_t*)wmsg);
}
return;
}
void vos_log_submit(v_VOID_t *plog_hdr_ptr)
{
log_hdr_type *pHdr = (log_hdr_type*) plog_hdr_ptr;
tAniHdr *wmsg = NULL;
v_U8_t *pBuf;
struct hdd_context_s *pHddCtx;
v_CONTEXT_t pVosContext= NULL;
v_U16_t data_len;
v_U16_t total_len;
/*Get the global context */
pVosContext = vos_get_global_context(VOS_MODULE_ID_SYS, NULL);
/*Get the Hdd Context */
pHddCtx = ((VosContextType*)(pVosContext))->pHDDContext;
if ((pHddCtx->isLoadInProgress) ||
(pHddCtx->isUnloadInProgress))
{
VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_INFO,
"%s: Unloading/Loading in Progress. Ignore!!!", __func__);
return;
}
if (nl_srv_is_initialized() != 0)
return;
/* Send the log data to the ptt app only if it is registered
* with the wlan driver
*/
if (vos_is_multicast_logging())
{
data_len = pHdr->len;
total_len = sizeof(tAniHdr)+sizeof(v_U32_t)+data_len;
pBuf = (v_U8_t*)vos_mem_malloc(total_len);
if(!pBuf)
{
VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
"vos_mem_malloc failed");
return;
}
vos_mem_zero((v_VOID_t*)pBuf,total_len);
wmsg = (tAniHdr*)pBuf;
wmsg->type = PTT_MSG_DIAG_CMDS_TYPE;
wmsg->length = total_len;
wmsg->length = DIAG_SWAP16(wmsg->length);
pBuf += sizeof(tAniHdr);
/* Diag Type events or log */
*(v_U32_t*)pBuf = DIAG_TYPE_LOGS;
pBuf += sizeof(v_U32_t);
memcpy(pBuf, pHdr,data_len);
if( ptt_sock_send_msg_to_app(wmsg, 0, ANI_NL_MSG_PUMAC, -1) < 0) {
VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
("Ptt Socket error sending message to the app!!"));
vos_mem_free((v_VOID_t *)wmsg);
return;
}
vos_mem_free((v_VOID_t*)wmsg);
}
return;
}
int wlan_log_to_user(VOS_TRACE_LEVEL log_level, char *to_be_sent, int length)
{
/* Add the current time stamp */
char *ptr;
char tbuf[100];
int tlen;
int total_log_len;
unsigned int *pfilled_length;
bool wake_up_thread = false;
unsigned long flags;
struct timeval tv;
struct rtc_time tm;
unsigned long local_time;
u64 qtimer_ticks;
if (!vos_is_multicast_logging()) {
/*
* This is to make sure that we print the logs to kmsg console
* when no logger app is running. This is also needed to
* log the initial messages during loading of driver where even
* if app is running it will not be able to
* register with driver immediately and start logging all the
* messages.
*/
pr_err("%s\n", to_be_sent);
} else {
/* Format the Log time [hr:min:sec.microsec] */
do_gettimeofday(&tv);
/* Convert rtc to local time */
local_time = (u32)(tv.tv_sec - (sys_tz.tz_minuteswest * 60));
rtc_time_to_tm(local_time, &tm);
/* Firmware Time Stamp */
qtimer_ticks = arch_counter_get_cntpct();
tlen = snprintf(tbuf, sizeof(tbuf), "[%02d:%02d:%02d.%06lu] [%016llX]"
" [%.5s] ", tm.tm_hour, tm.tm_min, tm.tm_sec, tv.tv_usec,
qtimer_ticks, current->comm);
/* 1+1 indicate '\n'+'\0' */
total_log_len = length + tlen + 1 + 1;
spin_lock_irqsave(&gwlan_logging.spin_lock, flags);
// wlan logging svc resources are not yet initialized
if (!gwlan_logging.pcur_node) {
spin_unlock_irqrestore(&gwlan_logging.spin_lock, flags);
return -EIO;
}
pfilled_length = &gwlan_logging.pcur_node->filled_length;
/* Check if we can accomodate more log into current node/buffer */
if (MAX_LOGMSG_LENGTH < (*pfilled_length + sizeof(tAniNlHdr) +
total_log_len)) {
wake_up_thread = true;
wlan_queue_logmsg_for_app();
pfilled_length = &gwlan_logging.pcur_node->filled_length;
}
ptr = &gwlan_logging.pcur_node->logbuf[sizeof(tAniHdr)];
/* Assumption here is that we receive logs which is always less than
* MAX_LOGMSG_LENGTH, where we can accomodate the
* tAniNlHdr + [context][timestamp] + log
* VOS_ASSERT if we cannot accomodate the the complete log into
* the available buffer.
*
* Continue and copy logs to the available length and discard the rest.
*/
if (MAX_LOGMSG_LENGTH < (sizeof(tAniNlHdr) + total_log_len)) {
VOS_ASSERT(0);
total_log_len = MAX_LOGMSG_LENGTH - sizeof(tAniNlHdr) - 2;
}
vos_mem_copy(&ptr[*pfilled_length], tbuf, tlen);
vos_mem_copy(&ptr[*pfilled_length + tlen], to_be_sent,
min(length, (total_log_len - tlen)));
*pfilled_length += tlen + min(length, total_log_len - tlen);
ptr[*pfilled_length] = '\n';
*pfilled_length += 1;
spin_unlock_irqrestore(&gwlan_logging.spin_lock, flags);
/* Wakeup logger thread */
if ((true == wake_up_thread)) {
/* If there is logger app registered wakeup the logging
* thread
*/
set_bit(HOST_LOG_POST, &gwlan_logging.event_flag);
wake_up_interruptible(&gwlan_logging.wait_queue);
}
if (gwlan_logging.log_fe_to_console
&& ((VOS_TRACE_LEVEL_FATAL == log_level)
|| (VOS_TRACE_LEVEL_ERROR == log_level))) {
pr_err("%s %s\n",tbuf, to_be_sent);
}
}
return 0;
}
