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- /*
- * Copyright (c) 2014-2018 The Linux Foundation. All rights reserved.
- *
- * 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.
- */
- /******************************************************************************
- * wlan_logging_sock_svc.c
- *
- ******************************************************************************/
- #ifdef WLAN_LOGGING_SOCK_SVC_ENABLE
- #include <linux/vmalloc.h>
- #ifdef CONFIG_MCL
- #include <cds_api.h>
- #include <host_diag_core_event.h>
- #include "cds_utils.h"
- #include "csr_api.h"
- #include "wlan_hdd_main.h"
- #include "wma.h"
- #include "ol_txrx_api.h"
- #include "pktlog_ac.h"
- #endif
- #include <wlan_logging_sock_svc.h>
- #include <linux/kthread.h>
- #include <qdf_time.h>
- #include <qdf_trace.h>
- #include <qdf_mc_timer.h>
- #include <wlan_ptt_sock_svc.h>
- #include <host_diag_core_event.h>
- #include "host_diag_core_log.h"
- #ifdef CNSS_GENL
- #include <net/cnss_nl.h>
- #endif
- #define MAX_NUM_PKT_LOG 32
- #define ALLOWED_LOG_LEVELS_TO_CONSOLE(level) \
- ((QDF_TRACE_LEVEL_FATAL == (level)) || \
- (QDF_TRACE_LEVEL_ERROR == (level)) || \
- (QDF_TRACE_LEVEL_WARN == (level)) || \
- (QDF_TRACE_LEVEL_INFO == (level)))
- /**
- * struct tx_status - tx status
- * @tx_status_ok: successfully sent + acked
- * @tx_status_discard: discard - not sent (congestion control)
- * @tx_status_no_ack: no_ack - sent, but no ack
- * @tx_status_download_fail: download_fail -
- * the host could not deliver the tx frame to the target
- * @tx_status_peer_del: peer_del - tx completion for
- * alreay deleted peer used for HL case
- *
- * This enum has tx status types
- */
- enum tx_status {
- tx_status_ok,
- tx_status_discard,
- tx_status_no_ack,
- tx_status_download_fail,
- tx_status_peer_del,
- };
- #define LOGGING_TRACE(level, args ...) \
- QDF_TRACE(QDF_MODULE_ID_HDD, level, ## args)
- /* Global variables */
- #define ANI_NL_MSG_LOG_TYPE 89
- #define ANI_NL_MSG_READY_IND_TYPE 90
- #ifndef MAX_LOGMSG_COUNT
- #define MAX_LOGMSG_COUNT 256
- #endif
- #define MAX_LOGMSG_LENGTH 2048
- #define MAX_SKBMSG_LENGTH 4096
- #define MAX_PKTSTATS_LENGTH 2048
- #define MAX_PKTSTATS_BUFF 16
- #define HOST_LOG_DRIVER_MSG 0x001
- #define HOST_LOG_PER_PKT_STATS 0x002
- #define HOST_LOG_FW_FLUSH_COMPLETE 0x003
- #define DIAG_TYPE_LOGS 1
- #define PTT_MSG_DIAG_CMDS_TYPE 0x5050
- struct log_msg {
- struct list_head node;
- unsigned int radio;
- unsigned int index;
- /* indicates the current filled log length in logbuf */
- unsigned int filled_length;
- /*
- * Buf to hold the log msg
- * tAniHdr + log
- */
- char logbuf[MAX_LOGMSG_LENGTH];
- };
- /**
- * struct packet_dump - This data structure contains the
- * Tx/Rx packet stats
- * @status: Status
- * @type: Type
- * @driver_ts: driver timestamp
- * @fw_ts: fw timestamp
- */
- struct packet_dump {
- unsigned char status;
- unsigned char type;
- uint32_t driver_ts;
- uint16_t fw_ts;
- } __attribute__((__packed__));
- /**
- * struct pkt_stats_msg - This data structure contains the
- * pkt stats node for link list
- * @node: LinkList node
- * @node: Pointer to skb
- */
- struct pkt_stats_msg {
- struct list_head node;
- struct sk_buff *skb;
- };
- struct wlan_logging {
- /* Log Fatal and ERROR to console */
- bool log_to_console;
- /* Number of buffers to be used for logging */
- uint32_t num_buf;
- uint32_t buffer_length;
- /* Lock to synchronize access to shared logging resource */
- spinlock_t spin_lock;
- /* Holds the free node which can be used for filling logs */
- struct list_head free_list;
- /* Holds the filled nodes which needs to be indicated to APP */
- struct list_head filled_list;
- /* Wait queue for Logger thread */
- wait_queue_head_t wait_queue;
- /* Logger thread */
- struct task_struct *thread;
- /* Logging thread sets this variable on exit */
- struct completion shutdown_comp;
- /* Indicates to logger thread to exit */
- bool exit;
- /* Holds number of dropped logs */
- unsigned int drop_count;
- /* current logbuf to which the log will be filled to */
- struct log_msg *pcur_node;
- /* Event flag used for wakeup and post indication*/
- unsigned long eventFlag;
- /* Indicates logger thread is activated */
- bool is_active;
- /* Flush completion check */
- bool is_flush_complete;
- /* paramaters for pkt stats */
- struct list_head pkt_stat_free_list;
- struct list_head pkt_stat_filled_list;
- struct pkt_stats_msg *pkt_stats_pcur_node;
- unsigned int pkt_stat_drop_cnt;
- spinlock_t pkt_stats_lock;
- unsigned int pkt_stats_msg_idx;
- };
- static struct wlan_logging gwlan_logging;
- static struct log_msg gplog_msg[MAX_LOGMSG_COUNT];
- static struct pkt_stats_msg *gpkt_stats_buffers;
- /* 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;
- list_del_init(gwlan_logging.filled_list.next);
- ret = 1;
- }
- /* Reset the current node values */
- gwlan_logging.pcur_node->filled_length = 0;
- return ret;
- }
- #ifdef QCA_WIFI_3_0_ADRASTEA
- /**
- * wlan_add_user_log_radio_time_stamp() - add radio, firmware timestamp and
- * time stamp in log buffer
- * @tbuf: Pointer to time stamp buffer
- * @tbuf_sz: Time buffer size
- * @ts: Time stamp value
- * @radoi: the radio index
- *
- * For adrastea time stamp is QTIMER raw tick which will be used by cnss_diag
- * to convert it into user visible time stamp. In adrstea FW also uses QTIMER
- * raw ticks which is needed to synchronize host and fw log time stamps
- *
- * Also add logcat timestamp so that driver logs and
- * logcat logs can be co-related
- *
- * For discrete solution e.g rome use system tick and convert it into
- * seconds.milli seconds
- *
- * Return: number of characters written in target buffer not including
- * trailing '/0'
- */
- static int wlan_add_user_log_radio_time_stamp(char *tbuf, size_t tbuf_sz,
- uint64_t ts, int radio)
- {
- int tlen;
- char time_buf[20];
- qdf_get_time_of_the_day_in_hr_min_sec_usec(time_buf, sizeof(time_buf));
- tlen = scnprintf(tbuf, tbuf_sz, "R%d: [%.16s][%llu] %s ", radio,
- ((in_irq() ? "irq" : in_softirq() ? "soft_irq" :
- current->comm)),
- ts, time_buf);
- return tlen;
- }
- #else
- /**
- * wlan_add_user_log_radio_time_stamp() - add radio, firmware timestamp and
- * logcat timestamp in log buffer
- * @tbuf: Pointer to time stamp buffer
- * @tbuf_sz: Time buffer size
- * @ts: Time stamp value
- * @radio: the radio index
- *
- * For adrastea time stamp QTIMER raw tick which will be used by cnss_diag
- * to convert it into user visible time stamp
- *
- * Also add logcat timestamp so that driver logs and
- * logcat logs can be co-related
- *
- * For discrete solution e.g rome use system tick and convert it into
- * seconds.milli seconds
- *
- * Return: number of characters written in target buffer not including
- * trailing '/0'
- */
- static int wlan_add_user_log_radio_time_stamp(char *tbuf, size_t tbuf_sz,
- uint64_t ts, int radio)
- {
- int tlen;
- uint32_t rem;
- char time_buf[20];
- qdf_get_time_of_the_day_in_hr_min_sec_usec(time_buf, sizeof(time_buf));
- rem = do_div(ts, QDF_MC_TIMER_TO_SEC_UNIT);
- tlen = scnprintf(tbuf, tbuf_sz, "R%d: [%.16s][%lu.%06lu] %s ", radio,
- ((in_irq() ? "irq" : in_softirq() ? "soft_irq" :
- current->comm)),
- (unsigned long) ts,
- (unsigned long)rem, time_buf);
- return tlen;
- }
- #endif
- #ifdef CONFIG_MCL
- static inline void print_to_console(char *tbuf, char *to_be_sent)
- {
- pr_err("%s %s\n", tbuf, to_be_sent);
- }
- #else
- #define print_to_console(str1, str2)
- #endif
- int wlan_log_to_user(QDF_TRACE_LEVEL log_level, char *to_be_sent, int length)
- {
- /* Add the current time stamp */
- char *ptr;
- char tbuf[60];
- int tlen;
- int total_log_len;
- unsigned int *pfilled_length;
- bool wake_up_thread = false;
- unsigned long flags;
- uint64_t ts;
- int radio = 0;
- #ifdef CONFIG_MCL
- radio = cds_get_radio_index();
- #endif
- if ((radio == -EINVAL) || (!gwlan_logging.is_active)) {
- /*
- * R%d: if the radio index is invalid, just post the message
- * to console.
- * Also the radio index shouldn't happen to be EINVAL, but if
- * that happen just print it, so that the logging would be
- * aware the cnss_logger is somehow failed.
- */
- pr_info("R%d: %s\n", radio, to_be_sent);
- return 0;
- }
- ts = qdf_get_log_timestamp();
- tlen = wlan_add_user_log_radio_time_stamp(tbuf, sizeof(tbuf), ts,
- radio);
- /* 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 accommodate 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)];
- if (unlikely(MAX_LOGMSG_LENGTH < (sizeof(tAniNlHdr) + total_log_len))) {
- /*
- * Assumption here is that we receive logs which is less than
- * MAX_LOGMSG_LENGTH, where we can accommodate the
- * tAniNlHdr + [context][timestamp] + log
- * If log length is over MAX_LOGMSG_LENGTH,
- * the overflow part will be discarded.
- */
- length = MAX_LOGMSG_LENGTH - sizeof(tAniNlHdr) - tlen - 2;
- /*
- * QDF_ASSERT if complete log was not accommodated into
- * the available buffer.
- */
- QDF_ASSERT(0);
- }
- memcpy(&ptr[*pfilled_length], tbuf, tlen);
- memcpy(&ptr[*pfilled_length + tlen], to_be_sent, length);
- *pfilled_length += tlen + length;
- ptr[*pfilled_length] = '\n';
- *pfilled_length += 1;
- spin_unlock_irqrestore(&gwlan_logging.spin_lock, flags);
- /* Wakeup logger thread */
- if ((true == wake_up_thread)) {
- set_bit(HOST_LOG_DRIVER_MSG, &gwlan_logging.eventFlag);
- wake_up_interruptible(&gwlan_logging.wait_queue);
- }
- if (gwlan_logging.log_to_console
- && ALLOWED_LOG_LEVELS_TO_CONSOLE(log_level)) {
- print_to_console(tbuf, to_be_sent);
- }
- return 0;
- }
- /**
- * nl_srv_bcast_host_logs() - Wrapper to send bcast msgs to host logs mcast grp
- * @skb: sk buffer pointer
- *
- * Sends the bcast message to host logs multicast group with generic nl socket
- * if CNSS_GENL is enabled. Else, use the legacy netlink socket to send.
- *
- * Return: zero on success, error code otherwise
- */
- #ifdef CNSS_GENL
- static int nl_srv_bcast_host_logs(struct sk_buff *skb)
- {
- return nl_srv_bcast(skb, CLD80211_MCGRP_HOST_LOGS, ANI_NL_MSG_LOG);
- }
- #else
- static int nl_srv_bcast_host_logs(struct sk_buff *skb)
- {
- return nl_srv_bcast(skb);
- }
- #endif
- #ifndef REMOVE_PKT_LOG
- /**
- * pkt_stats_fill_headers() - This function adds headers to skb
- * @skb: skb to which headers need to be added
- *
- * Return: 0 on success or Errno on failure
- */
- static int pkt_stats_fill_headers(struct sk_buff *skb)
- {
- struct host_log_pktlog_info cds_pktlog;
- int cds_pkt_size = sizeof(struct host_log_pktlog_info);
- tAniNlHdr msg_header;
- int extra_header_len, nl_payload_len;
- static int nlmsg_seq;
- int diag_type;
- qdf_mem_zero(&cds_pktlog, cds_pkt_size);
- cds_pktlog.version = VERSION_LOG_WLAN_PKT_LOG_INFO_C;
- cds_pktlog.buf_len = skb->len;
- cds_pktlog.seq_no = gwlan_logging.pkt_stats_msg_idx++;
- #ifdef CONFIG_MCL
- host_diag_log_set_code(&cds_pktlog, LOG_WLAN_PKT_LOG_INFO_C);
- host_diag_log_set_length(&cds_pktlog.log_hdr, skb->len +
- cds_pkt_size);
- #endif
- if (unlikely(skb_headroom(skb) < cds_pkt_size)) {
- pr_err("VPKT [%d]: Insufficient headroom, head[%pK], data[%pK], req[%zu]",
- __LINE__, skb->head, skb->data, sizeof(msg_header));
- return -EIO;
- }
- qdf_mem_copy(skb_push(skb, cds_pkt_size),
- &cds_pktlog, cds_pkt_size);
- if (unlikely(skb_headroom(skb) < sizeof(int))) {
- pr_err("VPKT [%d]: Insufficient headroom, head[%pK], data[%pK], req[%zu]",
- __LINE__, skb->head, skb->data, sizeof(int));
- return -EIO;
- }
- diag_type = DIAG_TYPE_LOGS;
- qdf_mem_copy(skb_push(skb, sizeof(int)), &diag_type, sizeof(int));
- extra_header_len = sizeof(msg_header.radio) + sizeof(tAniHdr) +
- sizeof(struct nlmsghdr);
- nl_payload_len = extra_header_len + skb->len;
- msg_header.nlh.nlmsg_type = ANI_NL_MSG_PUMAC;
- msg_header.nlh.nlmsg_len = nl_payload_len;
- msg_header.nlh.nlmsg_flags = NLM_F_REQUEST;
- msg_header.nlh.nlmsg_pid = 0;
- msg_header.nlh.nlmsg_seq = nlmsg_seq++;
- msg_header.radio = 0;
- msg_header.wmsg.type = PTT_MSG_DIAG_CMDS_TYPE;
- msg_header.wmsg.length = cpu_to_be16(skb->len);
- if (unlikely(skb_headroom(skb) < sizeof(msg_header))) {
- pr_err("VPKT [%d]: Insufficient headroom, head[%pK], data[%pK], req[%zu]",
- __LINE__, skb->head, skb->data, sizeof(msg_header));
- return -EIO;
- }
- qdf_mem_copy(skb_push(skb, sizeof(msg_header)), &msg_header,
- sizeof(msg_header));
- return 0;
- }
- /**
- * nl_srv_bcast_diag() - Wrapper to send bcast msgs to diag events mcast grp
- * @skb: sk buffer pointer
- *
- * Sends the bcast message to diag events multicast group with generic nl socket
- * if CNSS_GENL is enabled. Else, use the legacy netlink socket to send.
- *
- * Return: zero on success, error code otherwise
- */
- static int nl_srv_bcast_diag(struct sk_buff *skb)
- {
- #ifdef CNSS_GENL
- return nl_srv_bcast(skb, CLD80211_MCGRP_DIAG_EVENTS, ANI_NL_MSG_PUMAC);
- #else
- return nl_srv_bcast(skb);
- #endif
- }
- /**
- * pktlog_send_per_pkt_stats_to_user() - This function is used to send the per
- * packet statistics to the user
- *
- * This function is used to send the per packet statistics to the user
- *
- * Return: Success if the message is posted to user
- */
- static int pktlog_send_per_pkt_stats_to_user(void)
- {
- int ret = -1;
- struct pkt_stats_msg *pstats_msg;
- unsigned long flags;
- struct sk_buff *skb_new = NULL;
- static int rate_limit;
- bool free_old_skb = false;
- while (!list_empty(&gwlan_logging.pkt_stat_filled_list)
- && !gwlan_logging.exit) {
- skb_new = dev_alloc_skb(MAX_SKBMSG_LENGTH);
- if (skb_new == NULL) {
- if (!rate_limit) {
- pr_err("%s: dev_alloc_skb() failed for msg size[%d] drop count = %u\n",
- __func__, MAX_SKBMSG_LENGTH,
- gwlan_logging.drop_count);
- }
- rate_limit = 1;
- ret = -ENOMEM;
- break;
- }
- spin_lock_irqsave(&gwlan_logging.pkt_stats_lock, flags);
- pstats_msg = (struct pkt_stats_msg *)
- (gwlan_logging.pkt_stat_filled_list.next);
- list_del_init(gwlan_logging.pkt_stat_filled_list.next);
- spin_unlock_irqrestore(&gwlan_logging.pkt_stats_lock, flags);
- ret = pkt_stats_fill_headers(pstats_msg->skb);
- if (ret < 0) {
- pr_err("%s failed to fill headers %d\n", __func__, ret);
- free_old_skb = true;
- goto err;
- }
- ret = nl_srv_bcast_diag(pstats_msg->skb);
- if (ret < 0) {
- pr_info("%s: Send Failed %d drop_count = %u\n",
- __func__, ret,
- ++gwlan_logging.pkt_stat_drop_cnt);
- } else {
- ret = 0;
- }
- err:
- /*
- * Free old skb in case or error before assigning new skb
- * to the free list.
- */
- if (free_old_skb)
- dev_kfree_skb(pstats_msg->skb);
- spin_lock_irqsave(&gwlan_logging.pkt_stats_lock, flags);
- pstats_msg->skb = skb_new;
- list_add_tail(&pstats_msg->node,
- &gwlan_logging.pkt_stat_free_list);
- spin_unlock_irqrestore(&gwlan_logging.pkt_stats_lock, flags);
- ret = 0;
- }
- return ret;
- }
- #else
- static inline
- int pktlog_send_per_pkt_stats_to_user(void)
- {
- return 0;
- }
- #endif
- static int send_filled_buffers_to_user(void)
- {
- int ret = -1;
- struct log_msg *plog_msg;
- int payload_len;
- int tot_msg_len;
- tAniNlHdr *wnl;
- struct sk_buff *skb = NULL;
- struct nlmsghdr *nlh;
- static int nlmsg_seq;
- unsigned long flags;
- static int rate_limit;
- while (!list_empty(&gwlan_logging.filled_list)
- && !gwlan_logging.exit) {
- skb = dev_alloc_skb(MAX_LOGMSG_LENGTH);
- if (skb == NULL) {
- if (!rate_limit) {
- pr_err
- ("%s: dev_alloc_skb() failed for msg size[%d] drop count = %u\n",
- __func__, MAX_LOGMSG_LENGTH,
- gwlan_logging.drop_count);
- }
- rate_limit = 1;
- ret = -ENOMEM;
- break;
- }
- rate_limit = 0;
- spin_lock_irqsave(&gwlan_logging.spin_lock, flags);
- plog_msg = (struct log_msg *)
- (gwlan_logging.filled_list.next);
- list_del_init(gwlan_logging.filled_list.next);
- spin_unlock_irqrestore(&gwlan_logging.spin_lock, flags);
- /* 4 extra bytes for the radio idx */
- payload_len = plog_msg->filled_length +
- sizeof(wnl->radio) + sizeof(tAniHdr);
- tot_msg_len = NLMSG_SPACE(payload_len);
- nlh = nlmsg_put(skb, 0, nlmsg_seq++,
- ANI_NL_MSG_LOG, payload_len, NLM_F_REQUEST);
- if (NULL == nlh) {
- spin_lock_irqsave(&gwlan_logging.spin_lock, flags);
- list_add_tail(&plog_msg->node,
- &gwlan_logging.free_list);
- spin_unlock_irqrestore(&gwlan_logging.spin_lock, flags);
- pr_err("%s: drop_count = %u\n", __func__,
- ++gwlan_logging.drop_count);
- pr_err("%s: nlmsg_put() failed for msg size[%d]\n",
- __func__, tot_msg_len);
- dev_kfree_skb(skb);
- skb = NULL;
- ret = -EINVAL;
- continue;
- }
- wnl = (tAniNlHdr *) nlh;
- wnl->radio = plog_msg->radio;
- memcpy(&wnl->wmsg, plog_msg->logbuf,
- plog_msg->filled_length + sizeof(tAniHdr));
- spin_lock_irqsave(&gwlan_logging.spin_lock, flags);
- list_add_tail(&plog_msg->node, &gwlan_logging.free_list);
- spin_unlock_irqrestore(&gwlan_logging.spin_lock, flags);
- ret = nl_srv_bcast_host_logs(skb);
- /* print every 64th drop count */
- if (ret < 0 && (!(gwlan_logging.drop_count % 0x40))) {
- pr_err("%s: Send Failed %d drop_count = %u\n",
- __func__, ret, ++gwlan_logging.drop_count);
- }
- }
- return ret;
- }
- #ifdef FEATURE_WLAN_DIAG_SUPPORT
- /**
- * wlan_report_log_completion() - Report bug report completion to userspace
- * @is_fatal: Type of event, fatal or not
- * @indicator: Source of bug report, framework/host/firmware
- * @reason_code: Reason for triggering bug report
- * @ring_id: Ring id of logging entities
- *
- * This function is used to report the bug report completion to userspace
- *
- * Return: None
- */
- void wlan_report_log_completion(uint32_t is_fatal,
- uint32_t indicator,
- uint32_t reason_code,
- uint8_t ring_id)
- {
- WLAN_HOST_DIAG_EVENT_DEF(wlan_diag_event,
- struct host_event_wlan_log_complete);
- wlan_diag_event.is_fatal = is_fatal;
- wlan_diag_event.indicator = indicator;
- wlan_diag_event.reason_code = reason_code;
- wlan_diag_event.reserved = ring_id;
- WLAN_HOST_DIAG_EVENT_REPORT(&wlan_diag_event, EVENT_WLAN_LOG_COMPLETE);
- }
- #endif
- #ifdef CONFIG_MCL
- /**
- * send_flush_completion_to_user() - Indicate flush completion to the user
- * @ring_id: Ring id of logging entities
- *
- * This function is used to send the flush completion message to user space
- *
- * Return: None
- */
- static void send_flush_completion_to_user(uint8_t ring_id)
- {
- uint32_t is_fatal, indicator, reason_code;
- bool recovery_needed;
- cds_get_and_reset_log_completion(&is_fatal,
- &indicator, &reason_code, &recovery_needed);
- /* Error on purpose, so that it will get logged in the kmsg */
- LOGGING_TRACE(QDF_TRACE_LEVEL_DEBUG,
- "%s: Sending flush done to userspace", __func__);
- wlan_report_log_completion(is_fatal, indicator, reason_code, ring_id);
- if (recovery_needed)
- cds_trigger_recovery(QDF_REASON_UNSPECIFIED);
- }
- #endif
- /**
- * wlan_logging_thread() - The WLAN Logger thread
- * @Arg - pointer to the HDD context
- *
- * This thread logs log message to App registered for the logs.
- */
- static int wlan_logging_thread(void *Arg)
- {
- int ret_wait_status = 0;
- int ret = 0;
- unsigned long flags;
- while (!gwlan_logging.exit) {
- ret_wait_status =
- wait_event_interruptible(gwlan_logging.wait_queue,
- (!list_empty
- (&gwlan_logging.filled_list)
- || test_bit(
- HOST_LOG_DRIVER_MSG,
- &gwlan_logging.eventFlag)
- || test_bit(
- HOST_LOG_PER_PKT_STATS,
- &gwlan_logging.eventFlag)
- || test_bit(
- HOST_LOG_FW_FLUSH_COMPLETE,
- &gwlan_logging.eventFlag)
- || gwlan_logging.exit));
- if (ret_wait_status == -ERESTARTSYS) {
- pr_err
- ("%s: wait_event_interruptible returned -ERESTARTSYS",
- __func__);
- break;
- }
- if (gwlan_logging.exit)
- break;
- if (test_and_clear_bit(HOST_LOG_DRIVER_MSG,
- &gwlan_logging.eventFlag)) {
- ret = send_filled_buffers_to_user();
- if (-ENOMEM == ret)
- msleep(200);
- #ifdef CONFIG_MCL
- if (WLAN_LOG_INDICATOR_HOST_ONLY ==
- cds_get_log_indicator()) {
- send_flush_completion_to_user(
- RING_ID_DRIVER_DEBUG);
- }
- #endif
- }
- if (test_and_clear_bit(HOST_LOG_PER_PKT_STATS,
- &gwlan_logging.eventFlag)) {
- ret = pktlog_send_per_pkt_stats_to_user();
- if (-ENOMEM == ret)
- msleep(200);
- }
- if (test_and_clear_bit(HOST_LOG_FW_FLUSH_COMPLETE,
- &gwlan_logging.eventFlag)) {
- /* Flush bit could have been set while we were mid
- * way in the logging thread. So, need to check other
- * buffers like log messages, per packet stats again
- * to flush any residual data in them
- */
- if (gwlan_logging.is_flush_complete == true) {
- gwlan_logging.is_flush_complete = false;
- #ifdef CONFIG_MCL
- send_flush_completion_to_user(
- RING_ID_DRIVER_DEBUG);
- #endif
- } else {
- gwlan_logging.is_flush_complete = true;
- /* Flush all current host logs*/
- spin_lock_irqsave(&gwlan_logging.spin_lock,
- flags);
- wlan_queue_logmsg_for_app();
- spin_unlock_irqrestore(&gwlan_logging.spin_lock,
- flags);
- set_bit(HOST_LOG_DRIVER_MSG,
- &gwlan_logging.eventFlag);
- set_bit(HOST_LOG_PER_PKT_STATS,
- &gwlan_logging.eventFlag);
- set_bit(HOST_LOG_FW_FLUSH_COMPLETE,
- &gwlan_logging.eventFlag);
- wake_up_interruptible(
- &gwlan_logging.wait_queue);
- }
- }
- }
- complete_and_exit(&gwlan_logging.shutdown_comp, 0);
- return 0;
- }
- void wlan_logging_set_active(bool active)
- {
- gwlan_logging.is_active = active;
- }
- void wlan_logging_set_log_to_console(bool log_to_console)
- {
- gwlan_logging.log_to_console = log_to_console;
- }
- int wlan_logging_sock_init_svc(void)
- {
- int i = 0, j, pkt_stats_size;
- unsigned long irq_flag;
- spin_lock_init(&gwlan_logging.spin_lock);
- spin_lock_init(&gwlan_logging.pkt_stats_lock);
- gwlan_logging.log_to_console = true;
- gwlan_logging.num_buf = MAX_LOGMSG_COUNT;
- gwlan_logging.buffer_length = MAX_LOGMSG_LENGTH;
- spin_lock_irqsave(&gwlan_logging.spin_lock, irq_flag);
- INIT_LIST_HEAD(&gwlan_logging.free_list);
- INIT_LIST_HEAD(&gwlan_logging.filled_list);
- for (i = 0; i < gwlan_logging.num_buf; i++) {
- list_add(&gplog_msg[i].node, &gwlan_logging.free_list);
- gplog_msg[i].index = i;
- }
- gwlan_logging.pcur_node = (struct log_msg *)
- (gwlan_logging.free_list.next);
- list_del_init(gwlan_logging.free_list.next);
- spin_unlock_irqrestore(&gwlan_logging.spin_lock, irq_flag);
- /* Initialize the pktStats data structure here */
- pkt_stats_size = sizeof(struct pkt_stats_msg);
- gpkt_stats_buffers = vmalloc(MAX_PKTSTATS_BUFF * pkt_stats_size);
- if (!gpkt_stats_buffers) {
- pr_err("%s: Could not allocate memory for Pkt stats\n",
- __func__);
- goto err1;
- }
- qdf_mem_zero(gpkt_stats_buffers,
- MAX_PKTSTATS_BUFF * pkt_stats_size);
- spin_lock_irqsave(&gwlan_logging.pkt_stats_lock, irq_flag);
- gwlan_logging.pkt_stats_msg_idx = 0;
- INIT_LIST_HEAD(&gwlan_logging.pkt_stat_free_list);
- INIT_LIST_HEAD(&gwlan_logging.pkt_stat_filled_list);
- spin_unlock_irqrestore(&gwlan_logging.pkt_stats_lock, irq_flag);
- for (i = 0; i < MAX_PKTSTATS_BUFF; i++) {
- gpkt_stats_buffers[i].skb = dev_alloc_skb(MAX_PKTSTATS_LENGTH);
- if (gpkt_stats_buffers[i].skb == NULL) {
- pr_err("%s: Memory alloc failed for skb", __func__);
- /* free previously allocated skb and return */
- for (j = 0; j < i ; j++)
- dev_kfree_skb(gpkt_stats_buffers[j].skb);
- goto err2;
- }
- spin_lock_irqsave(&gwlan_logging.pkt_stats_lock, irq_flag);
- list_add(&gpkt_stats_buffers[i].node,
- &gwlan_logging.pkt_stat_free_list);
- spin_unlock_irqrestore(&gwlan_logging.pkt_stats_lock, irq_flag);
- }
- spin_lock_irqsave(&gwlan_logging.pkt_stats_lock, irq_flag);
- gwlan_logging.pkt_stats_pcur_node = (struct pkt_stats_msg *)
- (gwlan_logging.pkt_stat_free_list.next);
- list_del_init(gwlan_logging.pkt_stat_free_list.next);
- spin_unlock_irqrestore(&gwlan_logging.pkt_stats_lock, irq_flag);
- /* Pkt Stats intialization done */
- init_waitqueue_head(&gwlan_logging.wait_queue);
- gwlan_logging.exit = false;
- clear_bit(HOST_LOG_DRIVER_MSG, &gwlan_logging.eventFlag);
- clear_bit(HOST_LOG_PER_PKT_STATS, &gwlan_logging.eventFlag);
- clear_bit(HOST_LOG_FW_FLUSH_COMPLETE, &gwlan_logging.eventFlag);
- init_completion(&gwlan_logging.shutdown_comp);
- gwlan_logging.thread = kthread_create(wlan_logging_thread, NULL,
- "wlan_logging_thread");
- if (IS_ERR(gwlan_logging.thread)) {
- pr_err("%s: Could not Create LogMsg Thread Controller",
- __func__);
- goto err3;
- }
- wake_up_process(gwlan_logging.thread);
- gwlan_logging.is_active = true;
- gwlan_logging.is_flush_complete = false;
- return 0;
- err3:
- for (i = 0; i < MAX_PKTSTATS_BUFF; i++) {
- if (gpkt_stats_buffers[i].skb)
- dev_kfree_skb(gpkt_stats_buffers[i].skb);
- }
- err2:
- spin_lock_irqsave(&gwlan_logging.pkt_stats_lock, irq_flag);
- gwlan_logging.pkt_stats_pcur_node = NULL;
- spin_unlock_irqrestore(&gwlan_logging.pkt_stats_lock, irq_flag);
- vfree(gpkt_stats_buffers);
- gpkt_stats_buffers = NULL;
- err1:
- spin_lock_irqsave(&gwlan_logging.spin_lock, irq_flag);
- gwlan_logging.pcur_node = NULL;
- spin_unlock_irqrestore(&gwlan_logging.spin_lock, irq_flag);
- return -ENOMEM;
- }
- int wlan_logging_sock_deinit_svc(void)
- {
- unsigned long irq_flag;
- int i;
- if (!gwlan_logging.pcur_node)
- return 0;
- #ifdef CONFIG_MCL
- INIT_COMPLETION(gwlan_logging.shutdown_comp);
- #endif
- gwlan_logging.exit = true;
- gwlan_logging.is_active = false;
- #ifdef CONFIG_MCL
- cds_set_multicast_logging(0);
- #endif
- gwlan_logging.is_flush_complete = false;
- clear_bit(HOST_LOG_DRIVER_MSG, &gwlan_logging.eventFlag);
- clear_bit(HOST_LOG_PER_PKT_STATS, &gwlan_logging.eventFlag);
- clear_bit(HOST_LOG_FW_FLUSH_COMPLETE, &gwlan_logging.eventFlag);
- wake_up_interruptible(&gwlan_logging.wait_queue);
- wait_for_completion(&gwlan_logging.shutdown_comp);
- spin_lock_irqsave(&gwlan_logging.spin_lock, irq_flag);
- gwlan_logging.pcur_node = NULL;
- spin_unlock_irqrestore(&gwlan_logging.spin_lock, irq_flag);
- spin_lock_irqsave(&gwlan_logging.pkt_stats_lock, irq_flag);
- gwlan_logging.pkt_stats_pcur_node = NULL;
- gwlan_logging.pkt_stats_msg_idx = 0;
- gwlan_logging.pkt_stat_drop_cnt = 0;
- for (i = 0; i < MAX_PKTSTATS_BUFF; i++) {
- if (gpkt_stats_buffers[i].skb)
- dev_kfree_skb(gpkt_stats_buffers[i].skb);
- }
- spin_unlock_irqrestore(&gwlan_logging.pkt_stats_lock, irq_flag);
- vfree(gpkt_stats_buffers);
- gpkt_stats_buffers = NULL;
- return 0;
- }
- /**
- * wlan_logging_set_per_pkt_stats() - This function triggers per packet logging
- *
- * This function is used to send signal to the logger thread for logging per
- * packet stats
- *
- * Return: None
- *
- */
- void wlan_logging_set_per_pkt_stats(void)
- {
- if (gwlan_logging.is_active == false)
- return;
- set_bit(HOST_LOG_PER_PKT_STATS, &gwlan_logging.eventFlag);
- wake_up_interruptible(&gwlan_logging.wait_queue);
- }
- /*
- * wlan_logging_set_fw_flush_complete() - FW log flush completion
- *
- * This function is used to send signal to the logger thread to indicate
- * that the flushing of FW logs is complete by the FW
- *
- * Return: None
- *
- */
- void wlan_logging_set_fw_flush_complete(void)
- {
- if (gwlan_logging.is_active == false
- #ifdef CONFIG_MCL
- || !cds_is_fatal_event_enabled()
- #endif
- )
- return;
- set_bit(HOST_LOG_FW_FLUSH_COMPLETE, &gwlan_logging.eventFlag);
- wake_up_interruptible(&gwlan_logging.wait_queue);
- }
- /**
- * wlan_flush_host_logs_for_fatal() - Flush host logs
- *
- * This function is used to send signal to the logger thread to
- * Flush the host logs
- *
- * Return: None
- */
- void wlan_flush_host_logs_for_fatal(void)
- {
- unsigned long flags;
- #ifdef CONFIG_MCL
- if (cds_is_log_report_in_progress()) {
- #endif
- pr_info("%s:flush all host logs Setting HOST_LOG_POST_MASK\n",
- __func__);
- spin_lock_irqsave(&gwlan_logging.spin_lock, flags);
- wlan_queue_logmsg_for_app();
- spin_unlock_irqrestore(&gwlan_logging.spin_lock, flags);
- set_bit(HOST_LOG_DRIVER_MSG, &gwlan_logging.eventFlag);
- wake_up_interruptible(&gwlan_logging.wait_queue);
- #ifdef CONFIG_MCL
- }
- #endif
- }
- #ifdef CONFIG_MCL
- #ifndef REMOVE_PKT_LOG
- static uint8_t gtx_count;
- static uint8_t grx_count;
- /**
- * wlan_get_pkt_stats_free_node() - Get the free node for pkt stats
- *
- * This function is used to get the free node for pkt stats from
- * free list/filles list
- *
- * Return: int
- *
- */
- static int wlan_get_pkt_stats_free_node(void)
- {
- int ret = 0;
- list_add_tail(&gwlan_logging.pkt_stats_pcur_node->node,
- &gwlan_logging.pkt_stat_filled_list);
- if (!list_empty(&gwlan_logging.pkt_stat_free_list)) {
- /* Get buffer from free list */
- gwlan_logging.pkt_stats_pcur_node =
- (struct pkt_stats_msg *)(gwlan_logging.pkt_stat_free_list.next);
- list_del_init(gwlan_logging.pkt_stat_free_list.next);
- } else if (!list_empty(&gwlan_logging.pkt_stat_filled_list)) {
- /* Get buffer from filled list. This condition will drop the
- * packet from being indicated to app
- */
- gwlan_logging.pkt_stats_pcur_node =
- (struct pkt_stats_msg *)
- (gwlan_logging.pkt_stat_filled_list.next);
- ++gwlan_logging.pkt_stat_drop_cnt;
- /* print every 64th drop count */
- if (
- cds_is_multicast_logging() &&
- (!(gwlan_logging.pkt_stat_drop_cnt % 0x40))) {
- pr_err("%s: drop_count = %u\n",
- __func__, gwlan_logging.pkt_stat_drop_cnt);
- }
- list_del_init(gwlan_logging.pkt_stat_filled_list.next);
- ret = 1;
- }
- /* Reset the skb values, essential if dequeued from filled list */
- skb_trim(gwlan_logging.pkt_stats_pcur_node->skb, 0);
- return ret;
- }
- /**
- * wlan_pkt_stats_to_logger_thread() - Add the pkt stats to SKB
- * @pl_hdr: Pointer to pl_hdr
- * @pkt_dump: Pointer to pkt_dump
- * @data: Pointer to data
- *
- * This function adds the pktstats hdr and data to current
- * skb node of free list.
- *
- * Return: None
- */
- void wlan_pkt_stats_to_logger_thread(void *pl_hdr, void *pkt_dump, void *data)
- {
- struct ath_pktlog_hdr *pktlog_hdr;
- struct packet_dump *pkt_stats_dump;
- int total_stats_len = 0;
- bool wake_up_thread = false;
- unsigned long flags;
- struct sk_buff *ptr;
- int hdr_size;
- pktlog_hdr = (struct ath_pktlog_hdr *)pl_hdr;
- if (pktlog_hdr == NULL) {
- pr_err("%s : Invalid pkt_stats_header\n", __func__);
- return;
- }
- pkt_stats_dump = (struct packet_dump *)pkt_dump;
- total_stats_len = sizeof(struct ath_pktlog_hdr) +
- pktlog_hdr->size;
- spin_lock_irqsave(&gwlan_logging.pkt_stats_lock, flags);
- if (!gwlan_logging.pkt_stats_pcur_node || (NULL == pkt_stats_dump)) {
- spin_unlock_irqrestore(&gwlan_logging.pkt_stats_lock, flags);
- return;
- }
- /* Check if we can accommodate more log into current node/buffer */
- hdr_size = sizeof(struct host_log_pktlog_info) +
- sizeof(tAniNlHdr);
- if ((total_stats_len + hdr_size) >=
- skb_tailroom(gwlan_logging.pkt_stats_pcur_node->skb)) {
- wake_up_thread = true;
- wlan_get_pkt_stats_free_node();
- }
- ptr = gwlan_logging.pkt_stats_pcur_node->skb;
- qdf_mem_copy(skb_put(ptr,
- sizeof(struct ath_pktlog_hdr)),
- pktlog_hdr,
- sizeof(struct ath_pktlog_hdr));
- if (pkt_stats_dump) {
- qdf_mem_copy(skb_put(ptr,
- sizeof(struct packet_dump)),
- pkt_stats_dump,
- sizeof(struct packet_dump));
- pktlog_hdr->size -= sizeof(struct packet_dump);
- }
- if (data)
- qdf_mem_copy(skb_put(ptr,
- pktlog_hdr->size),
- data, pktlog_hdr->size);
- if (pkt_stats_dump->type == STOP_MONITOR) {
- wake_up_thread = true;
- wlan_get_pkt_stats_free_node();
- }
- spin_unlock_irqrestore(&gwlan_logging.pkt_stats_lock, flags);
- /* Wakeup logger thread */
- if (true == wake_up_thread) {
- set_bit(HOST_LOG_PER_PKT_STATS, &gwlan_logging.eventFlag);
- wake_up_interruptible(&gwlan_logging.wait_queue);
- }
- }
- /**
- * driver_hal_status_map() - maps driver to hal
- * status
- * @status: status to be mapped
- *
- * This function is used to map driver to hal status
- *
- * Return: None
- *
- */
- static void driver_hal_status_map(uint8_t *status)
- {
- switch (*status) {
- case tx_status_ok:
- *status = TX_PKT_FATE_ACKED;
- break;
- case tx_status_discard:
- *status = TX_PKT_FATE_DRV_DROP_OTHER;
- break;
- case tx_status_no_ack:
- *status = TX_PKT_FATE_SENT;
- break;
- case tx_status_download_fail:
- *status = TX_PKT_FATE_FW_QUEUED;
- break;
- default:
- *status = TX_PKT_FATE_DRV_DROP_OTHER;
- break;
- }
- }
- /*
- * send_packetdump() - send packet dump
- * @netbuf: netbuf
- * @status: status of tx packet
- * @vdev_id: virtual device id
- * @type: type of packet
- *
- * This function is used to send packet dump to HAL layer
- * using wlan_pkt_stats_to_logger_thread
- *
- * Return: None
- *
- */
- static void send_packetdump(qdf_nbuf_t netbuf, uint8_t status,
- uint8_t vdev_id, uint8_t type)
- {
- struct ath_pktlog_hdr pktlog_hdr = {0};
- struct packet_dump pd_hdr = {0};
- struct hdd_context *hdd_ctx;
- struct hdd_adapter *adapter;
- hdd_ctx = (struct hdd_context *)cds_get_context(QDF_MODULE_ID_HDD);
- if (!hdd_ctx)
- return;
- adapter = hdd_get_adapter_by_vdev(hdd_ctx, vdev_id);
- if (!adapter)
- return;
- /* Send packet dump only for STA interface */
- if (adapter->device_mode != QDF_STA_MODE)
- return;
- #if defined(HELIUMPLUS)
- pktlog_hdr.flags |= PKTLOG_HDR_SIZE_16;
- #endif
- pktlog_hdr.log_type = PKTLOG_TYPE_PKT_DUMP;
- pktlog_hdr.size = sizeof(pd_hdr) + netbuf->len;
- pd_hdr.status = status;
- pd_hdr.type = type;
- pd_hdr.driver_ts = qdf_get_monotonic_boottime();
- if ((type == TX_MGMT_PKT) || (type == TX_DATA_PKT))
- gtx_count++;
- else if ((type == RX_MGMT_PKT) || (type == RX_DATA_PKT))
- grx_count++;
- wlan_pkt_stats_to_logger_thread(&pktlog_hdr, &pd_hdr, netbuf->data);
- }
- /*
- * send_packetdump_monitor() - sends start/stop packet dump indication
- * @type: type of packet
- *
- * This function is used to indicate HAL layer to start/stop monitoring
- * of packets
- *
- * Return: None
- *
- */
- static void send_packetdump_monitor(uint8_t type)
- {
- struct ath_pktlog_hdr pktlog_hdr = {0};
- struct packet_dump pd_hdr = {0};
- #if defined(HELIUMPLUS)
- pktlog_hdr.flags |= PKTLOG_HDR_SIZE_16;
- #endif
- pktlog_hdr.log_type = PKTLOG_TYPE_PKT_DUMP;
- pktlog_hdr.size = sizeof(pd_hdr);
- pd_hdr.type = type;
- LOGGING_TRACE(QDF_TRACE_LEVEL_DEBUG,
- "fate Tx-Rx %s: type: %d", __func__, type);
- wlan_pkt_stats_to_logger_thread(&pktlog_hdr, &pd_hdr, NULL);
- }
- /**
- * wlan_deregister_txrx_packetdump() - tx/rx packet dump
- * deregistration
- *
- * This function is used to deregister tx/rx packet dump callbacks
- * with ol, pe and htt layers
- *
- * Return: None
- *
- */
- void wlan_deregister_txrx_packetdump(void)
- {
- if (gtx_count || grx_count) {
- ol_deregister_packetdump_callback();
- wma_deregister_packetdump_callback();
- send_packetdump_monitor(STOP_MONITOR);
- csr_packetdump_timer_stop();
- gtx_count = 0;
- grx_count = 0;
- } else
- LOGGING_TRACE(QDF_TRACE_LEVEL_DEBUG,
- "%s: deregistered packetdump already", __func__);
- }
- /*
- * check_txrx_packetdump_count() - function to check
- * tx/rx packet dump global counts
- *
- * This function is used to check global counts of tx/rx
- * packet dump functionality.
- *
- * Return: 1 if either gtx_count or grx_count reached 32
- * 0 otherwise
- *
- */
- static bool check_txrx_packetdump_count(void)
- {
- if (gtx_count == MAX_NUM_PKT_LOG ||
- grx_count == MAX_NUM_PKT_LOG) {
- LOGGING_TRACE(QDF_TRACE_LEVEL_DEBUG,
- "%s gtx_count: %d grx_count: %d deregister packetdump",
- __func__, gtx_count, grx_count);
- wlan_deregister_txrx_packetdump();
- return 1;
- }
- return 0;
- }
- /*
- * tx_packetdump_cb() - tx packet dump callback
- * @netbuf: netbuf
- * @status: status of tx packet
- * @vdev_id: virtual device id
- * @type: packet type
- *
- * This function is used to send tx packet dump to HAL layer
- * and deregister packet dump callbacks
- *
- * Return: None
- *
- */
- static void tx_packetdump_cb(qdf_nbuf_t netbuf, uint8_t status,
- uint8_t vdev_id, uint8_t type)
- {
- bool temp;
- temp = check_txrx_packetdump_count();
- if (temp)
- return;
- driver_hal_status_map(&status);
- send_packetdump(netbuf, status, vdev_id, type);
- }
- /*
- * rx_packetdump_cb() - rx packet dump callback
- * @netbuf: netbuf
- * @status: status of rx packet
- * @vdev_id: virtual device id
- * @type: packet type
- *
- * This function is used to send rx packet dump to HAL layer
- * and deregister packet dump callbacks
- *
- * Return: None
- *
- */
- static void rx_packetdump_cb(qdf_nbuf_t netbuf, uint8_t status,
- uint8_t vdev_id, uint8_t type)
- {
- bool temp;
- temp = check_txrx_packetdump_count();
- if (temp)
- return;
- send_packetdump(netbuf, status, vdev_id, type);
- }
- /**
- * wlan_register_txrx_packetdump() - tx/rx packet dump
- * registration
- *
- * This function is used to register tx/rx packet dump callbacks
- * with ol, pe and htt layers
- *
- * Return: None
- *
- */
- void wlan_register_txrx_packetdump(void)
- {
- ol_register_packetdump_callback(tx_packetdump_cb,
- rx_packetdump_cb);
- wma_register_packetdump_callback(tx_packetdump_cb,
- rx_packetdump_cb);
- send_packetdump_monitor(START_MONITOR);
- gtx_count = 0;
- grx_count = 0;
- }
- #endif /* REMOVE_PKT_LOG */
- #endif /* CONFIG_MCL */
- #endif /* WLAN_LOGGING_SOCK_SVC_ENABLE */
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