samsung-sm8650/android_kernel_samsung_sm8650-modules
1
0
Tükrözés 0
Kód Hibajegyek Egyesítési kérések Actions Packages Projektek Kiadások Wiki Tevékenység
Files
f39a270b60bd36b4c9bac80d1ea04c78102c1782
android_kernel_samsung_sm86…/qdf/linux/src/qdf_trace.c
sandhu f39a270b60 qcacmn: Add function to convert Hw to qdf status 
Enhance qdf tx rx to hw tx completion status mapping .Function
to convert Hw to qdf status.Add a additional func arg to qdf_dp_trace_ptr.
Add dummy func argument to existing qdf_dp_trace_ptr func calls.

Change-Id: I38865d63dc7383c55686d2d0187a262b3b6d5acc
CRs-Fixed: 2810601
2020-11-19 20:39:12 -08:00

4012 sor
110 KiB
C
Nyers Blame Előzmények

/*
* Copyright (c) 2014-2020 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.
*/
/**
* DOC: qdf_trace
* QCA driver framework (QDF) trace APIs
* Trace, logging, and debugging definitions and APIs
*/
/* Include Files */
#include "qdf_str.h"
#include <qdf_trace.h>
#include <qdf_module.h>
/* macro to map qdf trace levels into the bitmask */
#define QDF_TRACE_LEVEL_TO_MODULE_BITMASK(_level) ((1 << (_level)))
#include <wlan_logging_sock_svc.h>
#include <qdf_module.h>
static int qdf_pidx = -1;
static bool qdf_log_dump_at_kernel_enable = true;
qdf_declare_param(qdf_log_dump_at_kernel_enable, bool);
/* This value of 0 will disable the timer by default. */
static uint32_t qdf_log_flush_timer_period;
qdf_declare_param(qdf_log_flush_timer_period, uint);
#include "qdf_time.h"
#include "qdf_mc_timer.h"
#include <host_diag_core_log.h>
/* Global qdf print id */
/* Preprocessor definitions and constants */
enum qdf_timestamp_unit qdf_log_timestamp_type = QDF_LOG_TIMESTAMP_UNIT;
#define DP_TRACE_META_DATA_STRLEN 50
#ifdef TRACE_RECORD
/* Static and Global variables */
static spinlock_t ltrace_lock;
/* global qdf trace data */
static t_qdf_trace_data g_qdf_trace_data;
/*
* all the call back functions for dumping MTRACE messages from ring buffer
* are stored in qdf_trace_cb_table,these callbacks are initialized during init
* only so, we will make a copy of these call back functions and maintain in to
* qdf_trace_restore_cb_table. Incase if we make modifications to
* qdf_trace_cb_table, we can certainly retrieve all the call back functions
* back from Restore Table
*/
static tp_qdf_trace_cb qdf_trace_cb_table[QDF_MODULE_ID_MAX];
static tp_qdf_trace_cb qdf_trace_restore_cb_table[QDF_MODULE_ID_MAX];
#ifdef WLAN_LOGGING_BUFFERS_DYNAMICALLY
static qdf_trace_record_t *g_qdf_trace_tbl;
#else
static qdf_trace_record_t g_qdf_trace_tbl[MAX_QDF_TRACE_RECORDS];
#endif
#endif
#ifdef WLAN_FEATURE_MEMDUMP_ENABLE
static tp_qdf_state_info_cb qdf_state_info_table[QDF_MODULE_ID_MAX];
#endif
#ifdef CONFIG_DP_TRACE
/* Static and Global variables */
#ifdef WLAN_LOGGING_BUFFERS_DYNAMICALLY
static struct qdf_dp_trace_record_s *g_qdf_dp_trace_tbl;
#else
static struct qdf_dp_trace_record_s
g_qdf_dp_trace_tbl[MAX_QDF_DP_TRACE_RECORDS];
#endif
static spinlock_t l_dp_trace_lock;
/*
* all the options to configure/control DP trace are
* defined in this structure
*/
static struct s_qdf_dp_trace_data g_qdf_dp_trace_data;
/*
* all the call back functions for dumping DPTRACE messages from ring buffer
* are stored in qdf_dp_trace_cb_table, callbacks are initialized during init
*/
static tp_qdf_dp_trace_cb qdf_dp_trace_cb_table[QDF_DP_TRACE_MAX + 1];
#endif
/**
* qdf_snprintf() - wrapper function to snprintf
* @str_buffer: string Buffer
* @size: defines the size of the data record
* @str_format: Format string in which the message to be logged. This format
* string contains printf-like replacement parameters, which follow
* this parameter in the variable argument list.
*
* Return: None
*/
void qdf_snprintf(char *str_buffer, unsigned int size, char *str_format, ...)
{
snprintf(str_buffer, size, str_format);
}
qdf_export_symbol(qdf_snprintf);
#ifdef QDF_ENABLE_TRACING
/**
* qdf_trace_msg() - externally called trace function
* @module: Module identifier a member of the QDF_MODULE_ID
* enumeration that identifies the module issuing the trace message.
* @level: Trace level a member of the QDF_TRACE_LEVEL enumeration
* indicating the severity of the condition causing the trace message
* to be issued. More severe conditions are more likely to be logged.
* @str_format: Format string in which the message to be logged. This format
* string contains printf-like replacement parameters, which follow
* this parameter in the variable argument list.
*
* Checks the level of severity and accordingly prints the trace messages
*
* Return: None
*/
void qdf_trace_msg(QDF_MODULE_ID module, QDF_TRACE_LEVEL level,
const char *str_format, ...)
{
va_list val;
va_start(val, str_format);
qdf_trace_msg_cmn(qdf_pidx, module, level, str_format, val);
va_end(val);
}
qdf_export_symbol(qdf_trace_msg);
void qdf_vtrace_msg(QDF_MODULE_ID module, QDF_TRACE_LEVEL level,
const char *str_format, va_list val)
{
qdf_trace_msg_cmn(qdf_pidx, module, level, str_format, val);
}
qdf_export_symbol(qdf_vtrace_msg);
#define ROW_SIZE 16
/* Buffer size = data bytes(2 hex chars plus space) + NULL */
#define BUFFER_SIZE ((QDF_DP_TRACE_RECORD_SIZE * 3) + 1)
static void __qdf_trace_hex_dump(QDF_MODULE_ID module, QDF_TRACE_LEVEL level,
void *data, int buf_len, bool print_ascii)
{
const u8 *ptr = data;
int i = 0;
if (!qdf_print_is_verbose_enabled(qdf_pidx, module, level))
return;
while (buf_len > 0) {
unsigned char linebuf[BUFFER_SIZE] = {0};
int linelen = min(buf_len, ROW_SIZE);
buf_len -= ROW_SIZE;
hex_dump_to_buffer(ptr, linelen, ROW_SIZE, 1,
linebuf, sizeof(linebuf), print_ascii);
qdf_trace_msg(module, level, "%.8x: %s", i, linebuf);
ptr += ROW_SIZE;
i += ROW_SIZE;
}
}
void qdf_trace_hex_dump(QDF_MODULE_ID module, QDF_TRACE_LEVEL level,
void *data, int buf_len)
{
__qdf_trace_hex_dump(module, level, data, buf_len, false);
}
qdf_export_symbol(qdf_trace_hex_dump);
void qdf_trace_hex_ascii_dump(QDF_MODULE_ID module, QDF_TRACE_LEVEL level,
void *data, int buf_len)
{
__qdf_trace_hex_dump(module, level, data, buf_len, true);
}
qdf_export_symbol(qdf_trace_hex_ascii_dump);
#endif
#ifdef TRACE_RECORD
#ifdef WLAN_LOGGING_BUFFERS_DYNAMICALLY
static inline QDF_STATUS allocate_g_qdf_trace_tbl_buffer(void)
{
g_qdf_trace_tbl = vzalloc(MAX_QDF_TRACE_RECORDS *
sizeof(*g_qdf_trace_tbl));
QDF_BUG(g_qdf_trace_tbl);
return g_qdf_trace_tbl ? QDF_STATUS_SUCCESS : QDF_STATUS_E_NOMEM;
}
static inline void free_g_qdf_trace_tbl_buffer(void)
{
vfree(g_qdf_trace_tbl);
g_qdf_trace_tbl = NULL;
}
#else
static inline QDF_STATUS allocate_g_qdf_trace_tbl_buffer(void)
{
return QDF_STATUS_SUCCESS;
}
static inline void free_g_qdf_trace_tbl_buffer(void)
{ }
#endif
/**
* qdf_trace_enable() - Enable MTRACE for specific modules
* @bitmask_of_module_id: Bitmask according to enum of the modules.
* 32[dec] = 0010 0000 [bin] <enum of HDD is 5>
* 64[dec] = 0100 0000 [bin] <enum of SME is 6>
* 128[dec] = 1000 0000 [bin] <enum of PE is 7>
* @enable: can be true or false true implies enabling MTRACE false implies
* disabling MTRACE.
*
* Enable MTRACE for specific modules whose bits are set in bitmask and enable
* is true. if enable is false it disables MTRACE for that module. set the
* bitmask according to enum value of the modules.
* This functions will be called when you issue ioctl as mentioned following
* [iwpriv wlan0 setdumplog <value> <enable>].
* <value> - Decimal number, i.e. 64 decimal value shows only SME module,
* 128 decimal value shows only PE module, 192 decimal value shows PE and SME.
*
* Return: None
*/
void qdf_trace_enable(uint32_t bitmask_of_module_id, uint8_t enable)
{
int i;
if (bitmask_of_module_id) {
for (i = 0; i < QDF_MODULE_ID_MAX; i++) {
if (((bitmask_of_module_id >> i) & 1)) {
if (enable) {
if (NULL !=
qdf_trace_restore_cb_table[i]) {
qdf_trace_cb_table[i] =
qdf_trace_restore_cb_table[i];
}
} else {
qdf_trace_restore_cb_table[i] =
qdf_trace_cb_table[i];
qdf_trace_cb_table[i] = NULL;
}
}
}
} else {
if (enable) {
for (i = 0; i < QDF_MODULE_ID_MAX; i++) {
if (qdf_trace_restore_cb_table[i]) {
qdf_trace_cb_table[i] =
qdf_trace_restore_cb_table[i];
}
}
} else {
for (i = 0; i < QDF_MODULE_ID_MAX; i++) {
qdf_trace_restore_cb_table[i] =
qdf_trace_cb_table[i];
qdf_trace_cb_table[i] = NULL;
}
}
}
}
qdf_export_symbol(qdf_trace_enable);
/**
* qdf_trace_init() - initializes qdf trace structures and variables
*
* Called immediately after cds_preopen, so that we can start recording HDD
* events ASAP.
*
* Return: None
*/
void qdf_trace_init(void)
{
uint8_t i;
if (allocate_g_qdf_trace_tbl_buffer() != QDF_STATUS_SUCCESS)
return;
g_qdf_trace_data.head = INVALID_QDF_TRACE_ADDR;
g_qdf_trace_data.tail = INVALID_QDF_TRACE_ADDR;
g_qdf_trace_data.num = 0;
g_qdf_trace_data.enable = true;
g_qdf_trace_data.dump_count = DEFAULT_QDF_TRACE_DUMP_COUNT;
g_qdf_trace_data.num_since_last_dump = 0;
for (i = 0; i < QDF_MODULE_ID_MAX; i++) {
qdf_trace_cb_table[i] = NULL;
qdf_trace_restore_cb_table[i] = NULL;
}
}
qdf_export_symbol(qdf_trace_init);
/**
* qdf_trace_deinit() - frees memory allocated dynamically
*
* Called from cds_deinit, so that we can free the memory and resets
* the variables
*
* Return: None
*/
void qdf_trace_deinit(void)
{
g_qdf_trace_data.enable = false;
g_qdf_trace_data.num = 0;
g_qdf_trace_data.head = INVALID_QDF_TRACE_ADDR;
g_qdf_trace_data.tail = INVALID_QDF_TRACE_ADDR;
free_g_qdf_trace_tbl_buffer();
}
qdf_export_symbol(qdf_trace_deinit);
/**
* qdf_trace() - puts the messages in to ring-buffer
* @module: Enum of module, basically module id.
* @code: Code to be recorded
* @session: Session ID of the log
* @data: Actual message contents
*
* This function will be called from each module who wants record the messages
* in circular queue. Before calling this functions make sure you have
* registered your module with qdf through qdf_trace_register function.
*
* Return: None
*/
void qdf_trace(uint8_t module, uint16_t code, uint16_t session, uint32_t data)
{
tp_qdf_trace_record rec = NULL;
unsigned long flags;
char time[18];
if (!g_qdf_trace_data.enable)
return;
/* if module is not registered, don't record for that module */
if (!qdf_trace_cb_table[module])
return;
qdf_get_time_of_the_day_in_hr_min_sec_usec(time, sizeof(time));
/* Aquire the lock so that only one thread at a time can fill the ring
* buffer
*/
spin_lock_irqsave(&ltrace_lock, flags);
g_qdf_trace_data.num++;
if (g_qdf_trace_data.num > MAX_QDF_TRACE_RECORDS)
g_qdf_trace_data.num = MAX_QDF_TRACE_RECORDS;
if (INVALID_QDF_TRACE_ADDR == g_qdf_trace_data.head) {
/* first record */
g_qdf_trace_data.head = 0;
g_qdf_trace_data.tail = 0;
} else {
/* queue is not empty */
uint32_t tail = g_qdf_trace_data.tail + 1;
if (MAX_QDF_TRACE_RECORDS == tail)
tail = 0;
if (g_qdf_trace_data.head == tail) {
/* full */
if (MAX_QDF_TRACE_RECORDS == ++g_qdf_trace_data.head)
g_qdf_trace_data.head = 0;
}
g_qdf_trace_data.tail = tail;
}
rec = &g_qdf_trace_tbl[g_qdf_trace_data.tail];
rec->code = code;
rec->session = session;
rec->data = data;
rec->qtime = qdf_get_log_timestamp();
scnprintf(rec->time, sizeof(rec->time), "%s", time);
rec->module = module;
rec->pid = (in_interrupt() ? 0 : current->pid);
g_qdf_trace_data.num_since_last_dump++;
spin_unlock_irqrestore(&ltrace_lock, flags);
}
qdf_export_symbol(qdf_trace);
#ifdef ENABLE_MTRACE_LOG
void qdf_mtrace_log(QDF_MODULE_ID src_module, QDF_MODULE_ID dst_module,
uint16_t message_id, uint8_t vdev_id)
{
uint32_t trace_log, payload;
static uint16_t counter;
trace_log = (src_module << 23) | (dst_module << 15) | message_id;
payload = (vdev_id << 16) | counter++;
QDF_TRACE(src_module, QDF_TRACE_LEVEL_TRACE, "%x %x",
trace_log, payload);
}
qdf_export_symbol(qdf_mtrace_log);
#endif
void qdf_mtrace(QDF_MODULE_ID src_module, QDF_MODULE_ID dst_module,
uint16_t message_id, uint8_t vdev_id, uint32_t data)
{
qdf_trace(src_module, message_id, vdev_id, data);
qdf_mtrace_log(src_module, dst_module, message_id, vdev_id);
}
qdf_export_symbol(qdf_mtrace);
/**
* qdf_trace_spin_lock_init() - initializes the lock variable before use
*
* This function will be called from cds_alloc_global_context, we will have lock
* available to use ASAP
*
* Return: None
*/
QDF_STATUS qdf_trace_spin_lock_init(void)
{
spin_lock_init(&ltrace_lock);
return QDF_STATUS_SUCCESS;
}
qdf_export_symbol(qdf_trace_spin_lock_init);
/**
* qdf_trace_register() - registers the call back functions
* @module_iD: enum value of module
* @qdf_trace_callback: call back functions to display the messages in
* particular format.
*
* Registers the call back functions to display the messages in particular
* format mentioned in these call back functions. This functions should be
* called by interested module in their init part as we will be ready to
* register as soon as modules are up.
*
* Return: None
*/
void qdf_trace_register(QDF_MODULE_ID module_id,
tp_qdf_trace_cb qdf_trace_callback)
{
qdf_trace_cb_table[module_id] = qdf_trace_callback;
}
qdf_export_symbol(qdf_trace_register);
/**
* qdf_trace_dump_all() - Dump data from ring buffer via call back functions
* registered with QDF
* @p_mac: Context of particular module
* @code: Reason code
* @session: Session id of log
* @count: Number of lines to dump starting from tail to head
*
* This function will be called up on issueing ioctl call as mentioned following
* [iwpriv wlan0 dumplog 0 0 <n> <bitmask_of_module>]
*
* <n> - number lines to dump starting from tail to head.
*
* <bitmask_of_module> - if anybody wants to know how many messages were
* recorded for particular module/s mentioned by setbit in bitmask from last
* <n> messages. It is optional, if you don't provide then it will dump
* everything from buffer.
*
* Return: None
*/
void qdf_trace_dump_all(void *p_mac, uint8_t code, uint8_t session,
uint32_t count, uint32_t bitmask_of_module)
{
qdf_trace_record_t p_record;
int32_t i, tail;
if (!g_qdf_trace_data.enable) {
QDF_TRACE(QDF_MODULE_ID_SYS,
QDF_TRACE_LEVEL_ERROR, "Tracing Disabled");
return;
}
QDF_TRACE(QDF_MODULE_ID_SYS, QDF_TRACE_LEVEL_INFO,
"DPT: Total Records: %d, Head: %d, Tail: %d",
g_qdf_trace_data.num, g_qdf_trace_data.head,
g_qdf_trace_data.tail);
/* aquire the lock so that only one thread at a time can read
* the ring buffer
*/
spin_lock(&ltrace_lock);
if (g_qdf_trace_data.head != INVALID_QDF_TRACE_ADDR) {
i = g_qdf_trace_data.head;
tail = g_qdf_trace_data.tail;
if (count) {
if (count > g_qdf_trace_data.num)
count = g_qdf_trace_data.num;
if (tail >= (count - 1))
i = tail - count + 1;
else if (count != MAX_QDF_TRACE_RECORDS)
i = MAX_QDF_TRACE_RECORDS - ((count - 1) -
tail);
}
p_record = g_qdf_trace_tbl[i];
/* right now we are not using num_since_last_dump member but
* in future we might re-visit and use this member to track
* how many latest messages got added while we were dumping
* from ring buffer
*/
g_qdf_trace_data.num_since_last_dump = 0;
spin_unlock(&ltrace_lock);
for (;; ) {
if ((code == 0 || (code == p_record.code)) &&
(qdf_trace_cb_table[p_record.module])) {
if (0 == bitmask_of_module) {
qdf_trace_cb_table[p_record.
module] (p_mac,
&p_record,
(uint16_t)
i);
} else {
if (bitmask_of_module &
(1 << p_record.module)) {
qdf_trace_cb_table[p_record.
module]
(p_mac, &p_record,
(uint16_t) i);
}
}
}
if (i == tail)
break;
i += 1;
spin_lock(&ltrace_lock);
if (MAX_QDF_TRACE_RECORDS == i) {
i = 0;
p_record = g_qdf_trace_tbl[0];
} else {
p_record = g_qdf_trace_tbl[i];
}
spin_unlock(&ltrace_lock);
}
} else {
spin_unlock(&ltrace_lock);
}
}
qdf_export_symbol(qdf_trace_dump_all);
#endif
#ifdef WLAN_FEATURE_MEMDUMP_ENABLE
/**
* qdf_register_debugcb_init() - initializes debug callbacks
* to NULL
*
* Return: None
*/
void qdf_register_debugcb_init(void)
{
uint8_t i;
for (i = 0; i < QDF_MODULE_ID_MAX; i++)
qdf_state_info_table[i] = NULL;
}
qdf_export_symbol(qdf_register_debugcb_init);
/**
* qdf_register_debug_callback() - stores callback handlers to print
* state information
* @module_id: module id of layer
* @qdf_state_infocb: callback to be registered
*
* This function is used to store callback handlers to print
* state information
*
* Return: None
*/
void qdf_register_debug_callback(QDF_MODULE_ID module_id,
tp_qdf_state_info_cb qdf_state_infocb)
{
qdf_state_info_table[module_id] = qdf_state_infocb;
}
qdf_export_symbol(qdf_register_debug_callback);
/**
* qdf_state_info_dump_all() - it invokes callback of layer which registered
* its callback to print its state information.
* @buf: buffer pointer to be passed
* @size: size of buffer to be filled
* @driver_dump_size: actual size of buffer used
*
* Return: QDF_STATUS_SUCCESS on success
*/
QDF_STATUS qdf_state_info_dump_all(char *buf, uint16_t size,
uint16_t *driver_dump_size)
{
uint8_t module, ret = QDF_STATUS_SUCCESS;
uint16_t buf_len = size;
char *buf_ptr = buf;
for (module = 0; module < QDF_MODULE_ID_MAX; module++) {
if (qdf_state_info_table[module]) {
qdf_state_info_table[module](&buf_ptr, &buf_len);
if (!buf_len) {
ret = QDF_STATUS_E_NOMEM;
break;
}
}
}
*driver_dump_size = size - buf_len;
return ret;
}
qdf_export_symbol(qdf_state_info_dump_all);
#endif
#ifdef CONFIG_DP_TRACE
#ifdef WLAN_LOGGING_BUFFERS_DYNAMICALLY
static inline QDF_STATUS allocate_g_qdf_dp_trace_tbl_buffer(void)
{
g_qdf_dp_trace_tbl = vzalloc(MAX_QDF_DP_TRACE_RECORDS *
sizeof(*g_qdf_dp_trace_tbl));
QDF_BUG(g_qdf_dp_trace_tbl);
return g_qdf_dp_trace_tbl ? QDF_STATUS_SUCCESS : QDF_STATUS_E_NOMEM;
}
static inline void free_g_qdf_dp_trace_tbl_buffer(void)
{
vfree(g_qdf_dp_trace_tbl);
g_qdf_dp_trace_tbl = NULL;
}
#else
static inline QDF_STATUS allocate_g_qdf_dp_trace_tbl_buffer(void)
{
return QDF_STATUS_SUCCESS;
}
static inline void free_g_qdf_dp_trace_tbl_buffer(void)
{ }
#endif
#define QDF_DP_TRACE_PREPEND_STR_SIZE 100
/*
* one dp trace record can't be greater than 300 bytes.
* Max Size will be QDF_DP_TRACE_PREPEND_STR_SIZE(100) + BUFFER_SIZE(121).
* Always make sure to change this QDF_DP_TRACE_MAX_RECORD_SIZE
* value accordingly whenever above two mentioned MACRO value changes.
*/
#define QDF_DP_TRACE_MAX_RECORD_SIZE 300
static void qdf_dp_unused(struct qdf_dp_trace_record_s *record,
uint16_t index, uint8_t pdev_id, uint8_t info)
{
qdf_print("%s: QDF_DP_TRACE_MAX event should not be generated",
__func__);
}
/**
* qdf_dp_trace_init() - enables the DP trace
* @live_mode_config: live mode configuration
* @thresh: high throughput threshold for disabling live mode
* @thresh_time_limit: max time to wait before deciding if thresh is crossed
* @verbosity: dptrace verbosity level
* @proto_bitmap: bitmap to enable/disable specific protocols
*
* Called during driver load to init dptrace
*
* A brief note on the 'thresh' param -
* Total # of packets received in a bandwidth timer interval beyond which
* DP Trace logging for data packets (including ICMP) will be disabled.
* In memory logging will still continue for these packets. Other packets for
* which proto.bitmap is set will continue to be recorded in logs and in memory.
* Return: None
*/
void qdf_dp_trace_init(bool live_mode_config, uint8_t thresh,
uint16_t time_limit, uint8_t verbosity,
uint32_t proto_bitmap)
{
uint8_t i;
if (allocate_g_qdf_dp_trace_tbl_buffer() != QDF_STATUS_SUCCESS) {
QDF_TRACE_ERROR(QDF_MODULE_ID_QDF,
"Failed!!! DP Trace buffer allocation");
return;
}
qdf_dp_trace_spin_lock_init();
qdf_dp_trace_clear_buffer();
g_qdf_dp_trace_data.enable = true;
g_qdf_dp_trace_data.no_of_record = 1;
g_qdf_dp_trace_data.live_mode_config = live_mode_config;
g_qdf_dp_trace_data.live_mode = live_mode_config;
g_qdf_dp_trace_data.high_tput_thresh = thresh;
g_qdf_dp_trace_data.thresh_time_limit = time_limit;
g_qdf_dp_trace_data.proto_bitmap = proto_bitmap;
g_qdf_dp_trace_data.verbosity = verbosity;
g_qdf_dp_trace_data.ini_conf_verbosity = verbosity;
for (i = 0; i < ARRAY_SIZE(qdf_dp_trace_cb_table); i++)
qdf_dp_trace_cb_table[i] = qdf_dp_display_record;
qdf_dp_trace_cb_table[QDF_DP_TRACE_HDD_TX_PACKET_RECORD] =
qdf_dp_trace_cb_table[QDF_DP_TRACE_HDD_RX_PACKET_RECORD] =
qdf_dp_trace_cb_table[QDF_DP_TRACE_TX_PACKET_RECORD] =
qdf_dp_trace_cb_table[QDF_DP_TRACE_RX_PACKET_RECORD] =
qdf_dp_trace_cb_table[QDF_DP_TRACE_DROP_PACKET_RECORD] =
qdf_dp_trace_cb_table[QDF_DP_TRACE_LI_DP_TX_PACKET_RECORD] =
qdf_dp_trace_cb_table[QDF_DP_TRACE_LI_DP_RX_PACKET_RECORD] =
qdf_dp_display_data_pkt_record;
qdf_dp_trace_cb_table[QDF_DP_TRACE_TXRX_PACKET_PTR_RECORD] =
qdf_dp_trace_cb_table[QDF_DP_TRACE_TXRX_FAST_PACKET_PTR_RECORD] =
qdf_dp_trace_cb_table[QDF_DP_TRACE_FREE_PACKET_PTR_RECORD] =
qdf_dp_trace_cb_table[QDF_DP_TRACE_LI_DP_FREE_PACKET_PTR_RECORD] =
qdf_dp_display_ptr_record;
qdf_dp_trace_cb_table[QDF_DP_TRACE_EAPOL_PACKET_RECORD] =
qdf_dp_trace_cb_table[QDF_DP_TRACE_DHCP_PACKET_RECORD] =
qdf_dp_trace_cb_table[QDF_DP_TRACE_ARP_PACKET_RECORD] =
qdf_dp_trace_cb_table[QDF_DP_TRACE_ICMP_PACKET_RECORD] =
qdf_dp_trace_cb_table[QDF_DP_TRACE_ICMPv6_PACKET_RECORD] =
qdf_dp_display_proto_pkt;
qdf_dp_trace_cb_table[QDF_DP_TRACE_MGMT_PACKET_RECORD] =
qdf_dp_display_mgmt_pkt;
qdf_dp_trace_cb_table[QDF_DP_TRACE_TX_CREDIT_RECORD] =
qdf_dp_display_credit_record;
qdf_dp_trace_cb_table[QDF_DP_TRACE_EVENT_RECORD] =
qdf_dp_display_event_record;
qdf_dp_trace_cb_table[QDF_DP_TRACE_MAX] = qdf_dp_unused;
}
qdf_export_symbol(qdf_dp_trace_init);
void qdf_dp_trace_deinit(void)
{
if (!g_qdf_dp_trace_data.enable)
return;
spin_lock_bh(&l_dp_trace_lock);
g_qdf_dp_trace_data.enable = false;
g_qdf_dp_trace_data.no_of_record = 0;
spin_unlock_bh(&l_dp_trace_lock);
free_g_qdf_dp_trace_tbl_buffer();
}
/**
* qdf_dp_trace_set_value() - Configure the value to control DP trace
* @proto_bitmap: defines the protocol to be tracked
* @no_of_records: defines the nth packet which is traced
* @verbosity: defines the verbosity level
*
* Return: None
*/
void qdf_dp_trace_set_value(uint32_t proto_bitmap, uint8_t no_of_record,
uint8_t verbosity)
{
g_qdf_dp_trace_data.proto_bitmap = proto_bitmap;
g_qdf_dp_trace_data.no_of_record = no_of_record;
g_qdf_dp_trace_data.verbosity = verbosity;
g_qdf_dp_trace_data.dynamic_verbosity_modify = true;
}
qdf_export_symbol(qdf_dp_trace_set_value);
/**
* qdf_dp_trace_set_verbosity() - set verbosity value
*
* @val: Value to set
*
* Return: Null
*/
void qdf_dp_trace_set_verbosity(uint32_t val)
{
g_qdf_dp_trace_data.verbosity = val;
}
qdf_export_symbol(qdf_dp_trace_set_verbosity);
/**
* qdf_dp_get_verbosity) - get verbosity value
*
* Return: int
*/
uint8_t qdf_dp_get_verbosity(void)
{
return g_qdf_dp_trace_data.verbosity;
}
qdf_export_symbol(qdf_dp_get_verbosity);
/**
* qdf_dp_set_proto_bitmap() - set dp trace proto bitmap
*
* @val : unsigned bitmap to set
*
* Return: proto bitmap
*/
void qdf_dp_set_proto_bitmap(uint32_t val)
{
g_qdf_dp_trace_data.proto_bitmap = val;
}
qdf_export_symbol(qdf_dp_set_proto_bitmap);
void qdf_dp_set_proto_event_bitmap(uint32_t value)
{
g_qdf_dp_trace_data.proto_event_bitmap = value;
}
qdf_export_symbol(qdf_dp_set_proto_event_bitmap);
static uint32_t qdf_dp_get_proto_event_bitmap(void)
{
return g_qdf_dp_trace_data.proto_event_bitmap;
}
/**
* qdf_dp_set_no_of_record() - set dp trace no_of_record
*
* @val : unsigned no_of_record to set
*
* Return: null
*/
void qdf_dp_set_no_of_record(uint32_t val)
{
g_qdf_dp_trace_data.no_of_record = val;
}
qdf_export_symbol(qdf_dp_set_no_of_record);
/**
* qdf_dp_get_no_of_record() - get dp trace no_of_record
*
* Return: number of records
*/
uint8_t qdf_dp_get_no_of_record(void)
{
return g_qdf_dp_trace_data.no_of_record;
}
qdf_export_symbol(qdf_dp_get_no_of_record);
/**
* qdf_dp_trace_verbosity_check() - check whether verbosity level is enabled
* @code: defines the event
*
* In High verbosity all codes are logged.
* For Med/Low and Default case code which has
* less value than corresponding verbosity codes
* are logged.
*
* Return: true or false depends on whether tracing enabled
*/
static bool qdf_dp_trace_verbosity_check(enum QDF_DP_TRACE_ID code)
{
switch (g_qdf_dp_trace_data.verbosity) {
case QDF_DP_TRACE_VERBOSITY_HIGH:
return true;
case QDF_DP_TRACE_VERBOSITY_MEDIUM:
if (code <= QDF_DP_TRACE_MED_VERBOSITY)
return true;
return false;
case QDF_DP_TRACE_VERBOSITY_LOW:
if (code <= QDF_DP_TRACE_LOW_VERBOSITY)
return true;
return false;
case QDF_DP_TRACE_VERBOSITY_ULTRA_LOW:
if (code <= QDF_DP_TRACE_ULTRA_LOW_VERBOSITY)
return true;
return false;
case QDF_DP_TRACE_VERBOSITY_BASE:
if (code <= QDF_DP_TRACE_BASE_VERBOSITY)
return true;
return false;
default:
return false;
}
}
/**
* qdf_dp_get_proto_bitmap() - get dp trace proto bitmap
*
* Return: proto bitmap
*/
uint32_t qdf_dp_get_proto_bitmap(void)
{
if (g_qdf_dp_trace_data.enable)
return g_qdf_dp_trace_data.proto_bitmap;
else
return 0;
}
/**
* qdf_dp_trace_set_track() - Marks whether the packet needs to be traced
* @nbuf: defines the netbuf
* @dir: direction
*
* Return: None
*/
void qdf_dp_trace_set_track(qdf_nbuf_t nbuf, enum qdf_proto_dir dir)
{
uint32_t count = 0;
if (!g_qdf_dp_trace_data.enable)
return;
spin_lock_bh(&l_dp_trace_lock);
if (QDF_TX == dir)
count = ++g_qdf_dp_trace_data.tx_count;
else if (QDF_RX == dir)
count = ++g_qdf_dp_trace_data.rx_count;
if ((g_qdf_dp_trace_data.no_of_record != 0) &&
(count % g_qdf_dp_trace_data.no_of_record == 0)) {
if (QDF_TX == dir)
QDF_NBUF_CB_TX_DP_TRACE(nbuf) = 1;
else if (QDF_RX == dir)
QDF_NBUF_CB_RX_DP_TRACE(nbuf) = 1;
}
spin_unlock_bh(&l_dp_trace_lock);
}
qdf_export_symbol(qdf_dp_trace_set_track);
/* Number of bytes to be grouped together while printing DP-Trace data */
#define QDF_DUMP_DP_GROUP_SIZE 6
/**
* dump_dp_hex_trace() - Display the data in buffer
* @prepend_str: string to prepend the hexdump with.
* @inbuf: buffer which contains data to be displayed
* @inbuf_len: defines the size of the data to be displayed
*
* Return: None
*/
static void
dump_dp_hex_trace(char *prepend_str, uint8_t *inbuf, uint8_t inbuf_len)
{
unsigned char outbuf[BUFFER_SIZE];
const uint8_t *inbuf_ptr = inbuf;
char *outbuf_ptr = outbuf;
int outbytes_written = 0;
qdf_mem_zero(outbuf, sizeof(outbuf));
do {
outbytes_written += scnprintf(outbuf_ptr,
BUFFER_SIZE - outbytes_written,
"%02x", *inbuf_ptr);
outbuf_ptr = outbuf + outbytes_written;
if ((inbuf_ptr - inbuf) &&
(inbuf_ptr - inbuf + 1) % QDF_DUMP_DP_GROUP_SIZE == 0) {
outbytes_written += scnprintf(outbuf_ptr,
BUFFER_SIZE - outbytes_written,
" ");
outbuf_ptr = outbuf + outbytes_written;
}
inbuf_ptr++;
} while (inbuf_ptr < (inbuf + inbuf_len));
DPTRACE_PRINT("%s %s", prepend_str, outbuf);
}
/**
* qdf_dp_code_to_string() - convert dptrace code to string
* @code: dptrace code
*
* Return: string version of code
*/
static
const char *qdf_dp_code_to_string(enum QDF_DP_TRACE_ID code)
{
switch (code) {
case QDF_DP_TRACE_DROP_PACKET_RECORD:
return "DROP:";
case QDF_DP_TRACE_EAPOL_PACKET_RECORD:
return "EAPOL:";
case QDF_DP_TRACE_DHCP_PACKET_RECORD:
return "DHCP:";
case QDF_DP_TRACE_ARP_PACKET_RECORD:
return "ARP:";
case QDF_DP_TRACE_ICMP_PACKET_RECORD:
return "ICMP:";
case QDF_DP_TRACE_ICMPv6_PACKET_RECORD:
return "ICMPv6:";
case QDF_DP_TRACE_MGMT_PACKET_RECORD:
return "MGMT:";
case QDF_DP_TRACE_TX_CREDIT_RECORD:
return "CREDIT:";
case QDF_DP_TRACE_EVENT_RECORD:
return "EVENT:";
case QDF_DP_TRACE_HDD_TX_PACKET_PTR_RECORD:
return "HDD: TX: PTR:";
case QDF_DP_TRACE_LI_DP_TX_PACKET_PTR_RECORD:
return "LI_DP: TX: PTR:";
case QDF_DP_TRACE_HDD_TX_PACKET_RECORD:
return "HDD: TX: DATA:";
case QDF_DP_TRACE_LI_DP_TX_PACKET_RECORD:
case QDF_DP_TRACE_TX_PACKET_RECORD:
return "TX:";
case QDF_DP_TRACE_CE_PACKET_PTR_RECORD:
return "CE: TX: PTR:";
case QDF_DP_TRACE_CE_FAST_PACKET_PTR_RECORD:
return "CE: TX: FAST: PTR:";
case QDF_DP_TRACE_CE_FAST_PACKET_ERR_RECORD:
return "CE: TX: FAST: ERR:";
case QDF_DP_TRACE_LI_DP_FREE_PACKET_PTR_RECORD:
case QDF_DP_TRACE_FREE_PACKET_PTR_RECORD:
return "FREE: TX: PTR:";
case QDF_DP_TRACE_RX_HTT_PACKET_PTR_RECORD:
return "HTT: RX: PTR:";
case QDF_DP_TRACE_RX_OFFLOAD_HTT_PACKET_PTR_RECORD:
return "HTT: RX: OF: PTR:";
case QDF_DP_TRACE_RX_HDD_PACKET_PTR_RECORD:
return "HDD: RX: PTR:";
case QDF_DP_TRACE_RX_LI_DP_PACKET_PTR_RECORD:
return "LI_DP: RX: PTR:";
case QDF_DP_TRACE_HDD_RX_PACKET_RECORD:
return "HDD: RX: DATA:";
case QDF_DP_TRACE_LI_DP_NULL_RX_PACKET_RECORD:
return "LI_DP_NULL: RX: DATA:";
case QDF_DP_TRACE_LI_DP_RX_PACKET_RECORD:
case QDF_DP_TRACE_RX_PACKET_RECORD:
return "RX:";
case QDF_DP_TRACE_TXRX_QUEUE_PACKET_PTR_RECORD:
return "TXRX: TX: Q: PTR:";
case QDF_DP_TRACE_TXRX_PACKET_PTR_RECORD:
return "TXRX: TX: PTR:";
case QDF_DP_TRACE_TXRX_FAST_PACKET_PTR_RECORD:
return "TXRX: TX: FAST: PTR:";
case QDF_DP_TRACE_HTT_PACKET_PTR_RECORD:
return "HTT: TX: PTR:";
case QDF_DP_TRACE_HTC_PACKET_PTR_RECORD:
return "HTC: TX: PTR:";
case QDF_DP_TRACE_HIF_PACKET_PTR_RECORD:
return "HIF: TX: PTR:";
case QDF_DP_TRACE_RX_TXRX_PACKET_PTR_RECORD:
return "TXRX: RX: PTR:";
case QDF_DP_TRACE_HDD_TX_TIMEOUT:
return "HDD: STA: TO:";
case QDF_DP_TRACE_HDD_SOFTAP_TX_TIMEOUT:
return "HDD: SAP: TO:";
default:
return "Invalid";
}
}
/**
* qdf_dp_dir_to_str() - convert direction to string
* @dir: direction
*
* Return: string version of direction
*/
static const char *qdf_dp_dir_to_str(enum qdf_proto_dir dir)
{
switch (dir) {
case QDF_TX:
return " --> ";
case QDF_RX:
return " <-- ";
default:
return "invalid";
}
}
static const char *qdf_dp_credit_source_to_str(
enum QDF_CREDIT_UPDATE_SOURCE source)
{
switch (source) {
case QDF_TX_SCHED:
return "TX SCHED";
case QDF_TX_COMP:
return "TX COMP";
case QDF_TX_CREDIT_UPDATE:
return "CREDIT UP";
case QDF_TX_HTT_MSG:
return "HTT TX MSG";
case QDF_HTT_ATTACH:
return "HTT ATTACH";
default:
return "invalid";
}
}
static const char *qdf_dp_operation_to_str(enum QDF_CREDIT_OPERATION op)
{
switch (op) {
case QDF_CREDIT_INC:
return "+";
case QDF_CREDIT_DEC:
return "-";
case QDF_CREDIT_ABS:
return "ABS";
default:
return "invalid";
}
}
/**
* qdf_dp_type_to_str() - convert packet type to string
* @type: type
*
* Return: string version of packet type
*/
static const char *qdf_dp_type_to_str(enum qdf_proto_type type)
{
switch (type) {
case QDF_PROTO_TYPE_DHCP:
return "DHCP";
case QDF_PROTO_TYPE_EAPOL:
return "EAPOL";
case QDF_PROTO_TYPE_ARP:
return "ARP";
case QDF_PROTO_TYPE_ICMP:
return "ICMP";
case QDF_PROTO_TYPE_ICMPv6:
return "ICMPv6";
case QDF_PROTO_TYPE_MGMT:
return "MGMT";
case QDF_PROTO_TYPE_EVENT:
return "EVENT";
default:
return "invalid";
}
}
/**
* qdf_dp_subtype_to_str() - convert packet subtype to string
* @type: type
*
* Return: string version of packet subtype
*/
static const char *qdf_dp_subtype_to_str(enum qdf_proto_subtype subtype)
{
switch (subtype) {
case QDF_PROTO_EAPOL_M1:
return "M1";
case QDF_PROTO_EAPOL_M2:
return "M2";
case QDF_PROTO_EAPOL_M3:
return "M3";
case QDF_PROTO_EAPOL_M4:
return "M4";
case QDF_PROTO_DHCP_DISCOVER:
return "DISC";
case QDF_PROTO_DHCP_REQUEST:
return "REQ";
case QDF_PROTO_DHCP_OFFER:
return "OFF";
case QDF_PROTO_DHCP_ACK:
return "ACK";
case QDF_PROTO_DHCP_NACK:
return "NACK";
case QDF_PROTO_DHCP_RELEASE:
return "REL";
case QDF_PROTO_DHCP_INFORM:
return "INFORM";
case QDF_PROTO_DHCP_DECLINE:
return "DECL";
case QDF_PROTO_ARP_REQ:
case QDF_PROTO_ICMP_REQ:
case QDF_PROTO_ICMPV6_REQ:
return "REQ";
case QDF_PROTO_ARP_RES:
case QDF_PROTO_ICMP_RES:
case QDF_PROTO_ICMPV6_RES:
return "RSP";
case QDF_PROTO_ICMPV6_RS:
return "RS";
case QDF_PROTO_ICMPV6_RA:
return "RA";
case QDF_PROTO_ICMPV6_NS:
return "NS";
case QDF_PROTO_ICMPV6_NA:
return "NA";
case QDF_PROTO_MGMT_ASSOC:
return "ASSOC";
case QDF_PROTO_MGMT_DISASSOC:
return "DISASSOC";
case QDF_PROTO_MGMT_AUTH:
return "AUTH";
case QDF_PROTO_MGMT_DEAUTH:
return "DEAUTH";
case QDF_ROAM_SYNCH:
return "ROAM SYNCH";
case QDF_ROAM_COMPLETE:
return "ROAM COMP";
case QDF_ROAM_EVENTID:
return "ROAM EVENTID";
default:
return "invalid";
}
}
/**
* qdf_dp_enable_check() - check if dptrace, TX/RX tracing is enabled
* @nbuf: nbuf
* @code: dptrace code
* @dir: TX or RX direction
*
* Return: true/false
*/
static bool qdf_dp_enable_check(qdf_nbuf_t nbuf, enum QDF_DP_TRACE_ID code,
enum qdf_proto_dir dir)
{
/* Return when Dp trace is not enabled */
if (!g_qdf_dp_trace_data.enable)
return false;
if (qdf_dp_trace_verbosity_check(code) == false)
return false;
if (nbuf && (dir == QDF_TX && ((QDF_NBUF_CB_TX_DP_TRACE(nbuf) == 0) ||
(QDF_NBUF_CB_TX_PACKET_TRACK(nbuf) !=
QDF_NBUF_TX_PKT_DATA_TRACK))))
return false;
if (nbuf && (dir == QDF_RX && (QDF_NBUF_CB_RX_DP_TRACE(nbuf) == 0)))
return false;
/*
* Special packets called with NULL nbuf and this API is expected to
* return true
*/
return true;
}
/**
* qdf_dp_trace_fill_meta_str() - fill up a common meta string
* @prepend_str: pointer to string
* @size: size of prepend_str
* @rec_index: index of record
* @info: info related to the record
* @record: pointer to the record
*
* Return: ret value from scnprintf
*/
static inline
int qdf_dp_trace_fill_meta_str(char *prepend_str, int size,
int rec_index, uint8_t info,
struct qdf_dp_trace_record_s *record)
{
char buffer[20];
int ret = 0;
bool live = info & QDF_DP_TRACE_RECORD_INFO_LIVE ? true : false;
bool throttled = info & QDF_DP_TRACE_RECORD_INFO_THROTTLED ?
true : false;
scnprintf(buffer, sizeof(buffer), "%llu", record->time);
ret = scnprintf(prepend_str, size,
"%s DPT: %04d:%02d%s %s",
throttled ? "*" : "",
rec_index,
record->pdev_id,
live ? "" : buffer,
qdf_dp_code_to_string(record->code));
return ret;
}
/**
* qdf_dp_fill_record_data() - fill meta data and data into the record
* @rec: pointer to record data
* @data: pointer to data
* @data_size: size of the data
* @meta_data: pointer to metadata
* @metadata_size: size of metadata
*
* Should be called from within a spin_lock for the qdf record.
* Fills up rec->data with |metadata|data|
*
* Return: none
*/
static void qdf_dp_fill_record_data
(struct qdf_dp_trace_record_s *rec,
uint8_t *data, uint8_t data_size,
uint8_t *meta_data, uint8_t metadata_size)
{
int32_t available = QDF_DP_TRACE_RECORD_SIZE;
uint8_t *rec_data = rec->data;
uint8_t data_to_copy = 0;
qdf_mem_zero(rec_data, QDF_DP_TRACE_RECORD_SIZE);
/* copy meta data */
if (meta_data) {
if (metadata_size > available) {
QDF_TRACE_WARN(QDF_MODULE_ID_QDF,
"%s: meta data does not fit into the record",
__func__);
goto end;
}
qdf_mem_copy(rec_data, meta_data, metadata_size);
available = available - metadata_size;
} else {
metadata_size = 0;
}
/* copy data */
if (data && (data_size > 0) && (available > 0)) {
data_to_copy = data_size;
if (data_size > available)
data_to_copy = available;
qdf_mem_copy(&rec_data[metadata_size], data, data_to_copy);
}
end:
rec->size = data_to_copy;
}
/**
* qdf_dp_add_record() - add dp trace record
* @code: dptrace code
* @pdev_id: pdev_id
* @print: true to print it in kmsg
* @data: data pointer
* @data_size: size of data to be copied
* @meta_data: meta data to be prepended to data
* @metadata_size: sizeof meta data
* @print: whether to print record
*
* Return: none
*/
static void qdf_dp_add_record(enum QDF_DP_TRACE_ID code, uint8_t pdev_id,
uint8_t *data, uint8_t data_size,
uint8_t *meta_data, uint8_t metadata_size,
bool print)
{
struct qdf_dp_trace_record_s *rec = NULL;
int index;
bool print_this_record = false;
u8 info = 0;
if (code >= QDF_DP_TRACE_MAX) {
QDF_TRACE_ERROR(QDF_MODULE_ID_QDF,
"invalid record code %u, max code %u",
code, QDF_DP_TRACE_MAX);
return;
}
spin_lock_bh(&l_dp_trace_lock);
if (print || g_qdf_dp_trace_data.force_live_mode) {
print_this_record = true;
} else if (g_qdf_dp_trace_data.live_mode == 1) {
print_this_record = true;
g_qdf_dp_trace_data.print_pkt_cnt++;
if (g_qdf_dp_trace_data.print_pkt_cnt >
g_qdf_dp_trace_data.high_tput_thresh) {
g_qdf_dp_trace_data.live_mode = 0;
g_qdf_dp_trace_data.verbosity =
QDF_DP_TRACE_VERBOSITY_ULTRA_LOW;
info |= QDF_DP_TRACE_RECORD_INFO_THROTTLED;
}
}
g_qdf_dp_trace_data.num++;
if (g_qdf_dp_trace_data.num > MAX_QDF_DP_TRACE_RECORDS)
g_qdf_dp_trace_data.num = MAX_QDF_DP_TRACE_RECORDS;
if (INVALID_QDF_DP_TRACE_ADDR == g_qdf_dp_trace_data.head) {
/* first record */
g_qdf_dp_trace_data.head = 0;
g_qdf_dp_trace_data.tail = 0;
} else {
/* queue is not empty */
g_qdf_dp_trace_data.tail++;
if (MAX_QDF_DP_TRACE_RECORDS == g_qdf_dp_trace_data.tail)
g_qdf_dp_trace_data.tail = 0;
if (g_qdf_dp_trace_data.head == g_qdf_dp_trace_data.tail) {
/* full */
if (MAX_QDF_DP_TRACE_RECORDS ==
++g_qdf_dp_trace_data.head)
g_qdf_dp_trace_data.head = 0;
}
}
rec = &g_qdf_dp_trace_tbl[g_qdf_dp_trace_data.tail];
index = g_qdf_dp_trace_data.tail;
rec->code = code;
rec->pdev_id = pdev_id;
rec->size = 0;
qdf_dp_fill_record_data(rec, data, data_size,
meta_data, metadata_size);
rec->time = qdf_get_log_timestamp();
rec->pid = (in_interrupt() ? 0 : current->pid);
if (rec->code >= QDF_DP_TRACE_MAX) {
QDF_TRACE_ERROR(QDF_MODULE_ID_QDF,
"invalid record code %u, max code %u",
rec->code, QDF_DP_TRACE_MAX);
return;
}
spin_unlock_bh(&l_dp_trace_lock);
info |= QDF_DP_TRACE_RECORD_INFO_LIVE;
if (print_this_record)
qdf_dp_trace_cb_table[rec->code] (rec, index,
QDF_TRACE_DEFAULT_PDEV_ID, info);
}
/**
* qdf_get_rate_limit_by_type() - Get the rate limit by pkt type
* @type: packet type
*
* Return: Rate limit value for a particular packet type
*/
static inline
uint8_t qdf_get_rate_limit_by_type(uint8_t type)
{
switch (type) {
case QDF_PROTO_TYPE_DHCP:
return QDF_MAX_DHCP_PKTS_PER_SEC;
case QDF_PROTO_TYPE_EAPOL:
return QDF_MAX_EAPOL_PKTS_PER_SEC;
case QDF_PROTO_TYPE_ARP:
return QDF_MAX_ARP_PKTS_PER_SEC;
case QDF_PROTO_TYPE_DNS:
return QDF_MAX_DNS_PKTS_PER_SEC;
default:
return QDF_MAX_OTHER_PKTS_PER_SEC;
}
}
/**
* qdf_get_pkt_type_string() - Get the string based on pkt type
* @type: packet type
* @subtype: packet subtype
*
* Return: String based on pkt type
*/
static
uint8_t *qdf_get_pkt_type_string(uint8_t type, uint8_t subtype)
{
switch (subtype) {
case QDF_PROTO_EAPOL_M1:
return "EAPOL-1";
case QDF_PROTO_EAPOL_M2:
return "EAPOL-2";
case QDF_PROTO_EAPOL_M3:
return "EAPOL-3";
case QDF_PROTO_EAPOL_M4:
return "EAPOL-4";
case QDF_PROTO_DHCP_DISCOVER:
return "DHCP-D";
case QDF_PROTO_DHCP_REQUEST:
return "DHCP-R";
case QDF_PROTO_DHCP_OFFER:
return "DHCP-O";
case QDF_PROTO_DHCP_ACK:
return "DHCP-A";
case QDF_PROTO_DHCP_NACK:
return "DHCP-NA";
case QDF_PROTO_DHCP_RELEASE:
return "DHCP-REL";
case QDF_PROTO_DHCP_INFORM:
return "DHCP-IN";
case QDF_PROTO_DHCP_DECLINE:
return "DHCP-DEC";
case QDF_PROTO_ARP_REQ:
return "ARP-RQ";
case QDF_PROTO_ARP_RES:
return "ARP-RS";
case QDF_PROTO_DNS_QUERY:
return "DNS_Q";
case QDF_PROTO_DNS_RES:
return "DNS_RS";
default:
switch (type) {
case QDF_PROTO_TYPE_EAPOL:
return "EAP";
case QDF_PROTO_TYPE_DHCP:
return "DHCP";
case QDF_PROTO_TYPE_ARP:
return "ARP";
case QDF_PROTO_TYPE_DNS:
return "DNS";
default:
return "UNKNOWN";
}
}
}
/**
* qdf_get_pkt_status_string() - Get the string based on pkt status
* @status: packet status
*
* Return: String based on pkt status
*/
static
uint8_t *qdf_get_pkt_status_string(uint8_t status)
{
switch (status) {
case QDF_TX_RX_STATUS_INVALID:
return "inv";
case QDF_TX_RX_STATUS_OK:
return "succ";
case QDF_TX_RX_STATUS_FW_DISCARD:
return "disc";
case QDF_TX_RX_STATUS_NO_ACK:
return "nack";
case QDF_TX_RX_STATUS_DROP:
return "drop";
default:
return "unknown";
}
}
/**
* qdf_dp_log_proto_pkt_info() - Send diag log with pkt info
* @sa: Source MAC address
* @da: Destination MAC address
* @type: packet type
* @subtype: packet subtype
* @dir: tx or rx
* @msdu_id: MSDU id
* @status: status code
*
* Return: none
*/
void qdf_dp_log_proto_pkt_info(uint8_t *sa, uint8_t *da, uint8_t type,
uint8_t subtype, uint8_t dir, uint16_t msdu_id,
uint8_t status)
{
uint8_t pkt_rate_limit;
static ulong last_ticks_tx[QDF_PROTO_SUBTYPE_MAX] = {0};
static ulong last_ticks_rx[QDF_PROTO_SUBTYPE_MAX] = {0};
ulong curr_ticks = jiffies;
pkt_rate_limit = qdf_get_rate_limit_by_type(type);
if ((dir == QDF_TX &&
!time_after(curr_ticks,
last_ticks_tx[subtype] + HZ / pkt_rate_limit)) ||
(dir == QDF_RX &&
!time_after(curr_ticks,
last_ticks_rx[subtype] + HZ / pkt_rate_limit)))
return;
if (dir == QDF_TX)
last_ticks_tx[subtype] = curr_ticks;
else
last_ticks_rx[subtype] = curr_ticks;
if (status == QDF_TX_RX_STATUS_INVALID)
qdf_nofl_debug("%s %s: SA:"QDF_MAC_ADDR_FMT" DA:"QDF_MAC_ADDR_FMT,
qdf_get_pkt_type_string(type, subtype),
dir ? "RX":"TX", QDF_MAC_ADDR_REF(sa),
QDF_MAC_ADDR_REF(da));
else
qdf_nofl_debug("%s %s: SA:"QDF_MAC_ADDR_FMT" DA:"QDF_MAC_ADDR_FMT" msdu_id:%d status: %s",
qdf_get_pkt_type_string(type, subtype),
dir ? "RX":"TX", QDF_MAC_ADDR_REF(sa),
QDF_MAC_ADDR_REF(da), msdu_id,
qdf_get_pkt_status_string(status));
}
qdf_export_symbol(qdf_dp_log_proto_pkt_info);
/**
* qdf_log_icmpv6_pkt() - log ICMPv6 packet
* @vdev_id: ID of the vdev
* @skb: skb pointer
* @dir: direction
* @pdev_id: ID of the pdev
*
* Return: true/false
*/
static bool qdf_log_icmpv6_pkt(uint8_t vdev_id, struct sk_buff *skb,
enum qdf_proto_dir dir, uint8_t pdev_id)
{
enum qdf_proto_subtype subtype;
if ((qdf_dp_get_proto_bitmap() & QDF_NBUF_PKT_TRAC_TYPE_ICMPv6) &&
((dir == QDF_TX && QDF_NBUF_CB_PACKET_TYPE_ICMPv6 ==
QDF_NBUF_CB_GET_PACKET_TYPE(skb)) ||
(dir == QDF_RX && qdf_nbuf_is_icmpv6_pkt(skb) == true))) {
subtype = qdf_nbuf_get_icmpv6_subtype(skb);
QDF_NBUF_CB_DP_TRACE_PRINT(skb) = false;
if (dir == QDF_TX)
QDF_NBUF_CB_TX_DP_TRACE(skb) = 1;
else if (dir == QDF_RX)
QDF_NBUF_CB_RX_DP_TRACE(skb) = 1;
DPTRACE(qdf_dp_trace_proto_pkt(
QDF_DP_TRACE_ICMPv6_PACKET_RECORD,
vdev_id, (skb->data + QDF_NBUF_SRC_MAC_OFFSET),
(skb->data + QDF_NBUF_DEST_MAC_OFFSET),
QDF_PROTO_TYPE_ICMPv6, subtype, dir, pdev_id, false));
switch (subtype) {
case QDF_PROTO_ICMPV6_REQ:
g_qdf_dp_trace_data.icmpv6_req++;
break;
case QDF_PROTO_ICMPV6_RES:
g_qdf_dp_trace_data.icmpv6_resp++;
break;
case QDF_PROTO_ICMPV6_RS:
g_qdf_dp_trace_data.icmpv6_rs++;
break;
case QDF_PROTO_ICMPV6_RA:
g_qdf_dp_trace_data.icmpv6_ra++;
break;
case QDF_PROTO_ICMPV6_NS:
g_qdf_dp_trace_data.icmpv6_ns++;
break;
case QDF_PROTO_ICMPV6_NA:
g_qdf_dp_trace_data.icmpv6_na++;
break;
default:
break;
}
return true;
}
return false;
}
/**
* qdf_log_icmp_pkt() - log ICMP packet
* @vdev_id: ID of the vdev
* @skb: skb pointer
* @dir: direction
* @pdev_id: ID of the pdev
*
* Return: true/false
*/
static bool qdf_log_icmp_pkt(uint8_t vdev_id, struct sk_buff *skb,
enum qdf_proto_dir dir, uint8_t pdev_id)
{
enum qdf_proto_subtype proto_subtype;
if ((qdf_dp_get_proto_bitmap() & QDF_NBUF_PKT_TRAC_TYPE_ICMP) &&
(qdf_nbuf_is_icmp_pkt(skb) == true)) {
QDF_NBUF_CB_DP_TRACE_PRINT(skb) = false;
proto_subtype = qdf_nbuf_get_icmp_subtype(skb);
if (QDF_TX == dir)
QDF_NBUF_CB_TX_DP_TRACE(skb) = 1;
else if (QDF_RX == dir)
QDF_NBUF_CB_RX_DP_TRACE(skb) = 1;
DPTRACE(qdf_dp_trace_proto_pkt(QDF_DP_TRACE_ICMP_PACKET_RECORD,
vdev_id,
skb->data +
QDF_NBUF_SRC_MAC_OFFSET,
skb->data +
QDF_NBUF_DEST_MAC_OFFSET,
QDF_PROTO_TYPE_ICMP,
proto_subtype, dir, pdev_id,
false));
if (proto_subtype == QDF_PROTO_ICMP_REQ)
g_qdf_dp_trace_data.icmp_req++;
else
g_qdf_dp_trace_data.icmp_resp++;
return true;
}
return false;
}
/**
* qdf_log_eapol_pkt() - log EAPOL packet
* @vdev_id: ID of the vdev
* @skb: skb pointer
* @dir: direction
* @pdev_id: ID of the pdev
*
* Return: true/false
*/
static bool qdf_log_eapol_pkt(uint8_t vdev_id, struct sk_buff *skb,
enum qdf_proto_dir dir, uint8_t pdev_id)
{
enum qdf_proto_subtype subtype;
uint32_t dp_eap_trace;
uint32_t dp_eap_event;
dp_eap_trace = qdf_dp_get_proto_bitmap() & QDF_NBUF_PKT_TRAC_TYPE_EAPOL;
dp_eap_event = qdf_dp_get_proto_event_bitmap() &
QDF_NBUF_PKT_TRAC_TYPE_EAPOL;
if (!dp_eap_trace && !dp_eap_event)
return false;
if (!((dir == QDF_TX && QDF_NBUF_CB_PACKET_TYPE_EAPOL ==
QDF_NBUF_CB_GET_PACKET_TYPE(skb)) ||
(dir == QDF_RX && qdf_nbuf_is_ipv4_eapol_pkt(skb) == true)))
return false;
subtype = qdf_nbuf_get_eapol_subtype(skb);
if (dp_eap_event && dir == QDF_RX)
qdf_dp_log_proto_pkt_info(skb->data + QDF_NBUF_SRC_MAC_OFFSET,
skb->data + QDF_NBUF_DEST_MAC_OFFSET,
QDF_PROTO_TYPE_EAPOL, subtype, dir,
QDF_TRACE_DEFAULT_MSDU_ID,
QDF_TX_RX_STATUS_INVALID);
if (dp_eap_trace) {
QDF_NBUF_CB_DP_TRACE_PRINT(skb) = true;
if (QDF_TX == dir)
QDF_NBUF_CB_TX_DP_TRACE(skb) = 1;
else if (QDF_RX == dir)
QDF_NBUF_CB_RX_DP_TRACE(skb) = 1;
DPTRACE(qdf_dp_trace_proto_pkt(QDF_DP_TRACE_EAPOL_PACKET_RECORD,
vdev_id,
skb->data +
QDF_NBUF_SRC_MAC_OFFSET,
skb->data +
QDF_NBUF_DEST_MAC_OFFSET,
QDF_PROTO_TYPE_EAPOL, subtype,
dir, pdev_id, true));
switch (subtype) {
case QDF_PROTO_EAPOL_M1:
g_qdf_dp_trace_data.eapol_m1++;
break;
case QDF_PROTO_EAPOL_M2:
g_qdf_dp_trace_data.eapol_m2++;
break;
case QDF_PROTO_EAPOL_M3:
g_qdf_dp_trace_data.eapol_m3++;
break;
case QDF_PROTO_EAPOL_M4:
g_qdf_dp_trace_data.eapol_m4++;
break;
default:
g_qdf_dp_trace_data.eapol_others++;
break;
}
}
return true;
}
/**
* qdf_log_dhcp_pkt() - log DHCP packet
* @vdev_id: ID of the vdev
* @skb: skb pointer
* @dir: direction
* @pdev_id: ID of the pdev
*
* Return: true/false
*/
static bool qdf_log_dhcp_pkt(uint8_t vdev_id, struct sk_buff *skb,
enum qdf_proto_dir dir, uint8_t pdev_id)
{
enum qdf_proto_subtype subtype = QDF_PROTO_INVALID;
uint32_t dp_dhcp_trace;
uint32_t dp_dhcp_event;
dp_dhcp_trace = qdf_dp_get_proto_bitmap() & QDF_NBUF_PKT_TRAC_TYPE_DHCP;
dp_dhcp_event = qdf_dp_get_proto_event_bitmap() &
QDF_NBUF_PKT_TRAC_TYPE_DHCP;
if (!dp_dhcp_trace && !dp_dhcp_event)
return false;
if (!((dir == QDF_TX && QDF_NBUF_CB_PACKET_TYPE_DHCP ==
QDF_NBUF_CB_GET_PACKET_TYPE(skb)) ||
(dir == QDF_RX && qdf_nbuf_is_ipv4_dhcp_pkt(skb) == true)))
return false;
subtype = qdf_nbuf_get_dhcp_subtype(skb);
if (dp_dhcp_event && dir == QDF_RX)
qdf_dp_log_proto_pkt_info(skb->data + QDF_NBUF_SRC_MAC_OFFSET,
skb->data + QDF_NBUF_DEST_MAC_OFFSET,
QDF_PROTO_TYPE_DHCP, subtype, dir,
QDF_TRACE_DEFAULT_MSDU_ID,
QDF_TX_RX_STATUS_INVALID);
if (dp_dhcp_trace) {
QDF_NBUF_CB_DP_TRACE_PRINT(skb) = true;
if (QDF_TX == dir)
QDF_NBUF_CB_TX_DP_TRACE(skb) = 1;
else if (QDF_RX == dir)
QDF_NBUF_CB_RX_DP_TRACE(skb) = 1;
DPTRACE(qdf_dp_trace_proto_pkt(QDF_DP_TRACE_DHCP_PACKET_RECORD,
vdev_id,
skb->data +
QDF_NBUF_SRC_MAC_OFFSET,
skb->data +
QDF_NBUF_DEST_MAC_OFFSET,
QDF_PROTO_TYPE_DHCP, subtype,
dir, pdev_id, true));
switch (subtype) {
case QDF_PROTO_DHCP_DISCOVER:
g_qdf_dp_trace_data.dhcp_disc++;
break;
case QDF_PROTO_DHCP_OFFER:
g_qdf_dp_trace_data.dhcp_off++;
break;
case QDF_PROTO_DHCP_REQUEST:
g_qdf_dp_trace_data.dhcp_req++;
break;
case QDF_PROTO_DHCP_ACK:
g_qdf_dp_trace_data.dhcp_ack++;
break;
case QDF_PROTO_DHCP_NACK:
g_qdf_dp_trace_data.dhcp_nack++;
break;
default:
g_qdf_dp_trace_data.eapol_others++;
break;
}
}
return true;
}
/**
* qdf_log_arp_pkt() - log ARP packet
* @vdev_id: ID of the vdev
* @skb: skb pointer
* @dir: direction
* @pdev_id: ID of the pdev
*
* Return: true/false
*/
static bool qdf_log_arp_pkt(uint8_t vdev_id, struct sk_buff *skb,
enum qdf_proto_dir dir, uint8_t pdev_id)
{
enum qdf_proto_subtype proto_subtype;
if ((qdf_dp_get_proto_bitmap() & QDF_NBUF_PKT_TRAC_TYPE_ARP) &&
((dir == QDF_TX && QDF_NBUF_CB_PACKET_TYPE_ARP ==
QDF_NBUF_CB_GET_PACKET_TYPE(skb)) ||
(dir == QDF_RX && qdf_nbuf_is_ipv4_arp_pkt(skb) == true))) {
proto_subtype = qdf_nbuf_get_arp_subtype(skb);
QDF_NBUF_CB_DP_TRACE_PRINT(skb) = true;
if (QDF_TX == dir)
QDF_NBUF_CB_TX_DP_TRACE(skb) = 1;
else if (QDF_RX == dir)
QDF_NBUF_CB_RX_DP_TRACE(skb) = 1;
DPTRACE(qdf_dp_trace_proto_pkt(QDF_DP_TRACE_ARP_PACKET_RECORD,
vdev_id,
skb->data +
QDF_NBUF_SRC_MAC_OFFSET,
skb->data +
QDF_NBUF_DEST_MAC_OFFSET,
QDF_PROTO_TYPE_ARP,
proto_subtype, dir, pdev_id,
true));
if (QDF_PROTO_ARP_REQ == proto_subtype)
g_qdf_dp_trace_data.arp_req++;
else
g_qdf_dp_trace_data.arp_resp++;
return true;
}
return false;
}
bool qdf_dp_trace_log_pkt(uint8_t vdev_id, struct sk_buff *skb,
enum qdf_proto_dir dir, uint8_t pdev_id)
{
if (!qdf_dp_get_proto_bitmap() && !qdf_dp_get_proto_event_bitmap())
return false;
if (qdf_log_arp_pkt(vdev_id, skb, dir, pdev_id))
return true;
if (qdf_log_dhcp_pkt(vdev_id, skb, dir, pdev_id))
return true;
if (qdf_log_eapol_pkt(vdev_id, skb, dir, pdev_id))
return true;
if (qdf_log_icmp_pkt(vdev_id, skb, dir, pdev_id))
return true;
if (qdf_log_icmpv6_pkt(vdev_id, skb, dir, pdev_id))
return true;
return false;
}
qdf_export_symbol(qdf_dp_trace_log_pkt);
void qdf_dp_display_mgmt_pkt(struct qdf_dp_trace_record_s *record,
uint16_t index, uint8_t pdev_id, uint8_t info)
{
int loc;
char prepend_str[QDF_DP_TRACE_PREPEND_STR_SIZE];
struct qdf_dp_trace_mgmt_buf *buf =
(struct qdf_dp_trace_mgmt_buf *)record->data;
qdf_mem_zero(prepend_str, sizeof(prepend_str));
loc = qdf_dp_trace_fill_meta_str(prepend_str, sizeof(prepend_str),
index, info, record);
DPTRACE_PRINT("%s [%d] [%s %s]",
prepend_str,
buf->vdev_id,
qdf_dp_type_to_str(buf->type),
qdf_dp_subtype_to_str(buf->subtype));
}
qdf_export_symbol(qdf_dp_display_mgmt_pkt);
void qdf_dp_trace_mgmt_pkt(enum QDF_DP_TRACE_ID code, uint8_t vdev_id,
uint8_t pdev_id, enum qdf_proto_type type,
enum qdf_proto_subtype subtype)
{
struct qdf_dp_trace_mgmt_buf buf;
int buf_size = sizeof(struct qdf_dp_trace_mgmt_buf);
if (qdf_dp_enable_check(NULL, code, QDF_NA) == false)
return;
if (buf_size > QDF_DP_TRACE_RECORD_SIZE)
QDF_BUG(0);
buf.type = type;
buf.subtype = subtype;
buf.vdev_id = vdev_id;
qdf_dp_add_record(code, pdev_id, (uint8_t *)&buf, buf_size,
NULL, 0, true);
}
qdf_export_symbol(qdf_dp_trace_mgmt_pkt);
static void
qdf_dpt_display_credit_record_debugfs(qdf_debugfs_file_t file,
struct qdf_dp_trace_record_s *record,
uint32_t index)
{
int loc;
char prepend_str[QDF_DP_TRACE_PREPEND_STR_SIZE];
struct qdf_dp_trace_credit_record *buf =
(struct qdf_dp_trace_credit_record *)record->data;
loc = qdf_dp_trace_fill_meta_str(prepend_str, sizeof(prepend_str),
index, 0, record);
if (buf->operation == QDF_OP_NA)
qdf_debugfs_printf(file, "%s [%s] [T: %d G0: %d G1: %d]\n",
prepend_str,
qdf_dp_credit_source_to_str(buf->source),
buf->total_credits, buf->g0_credit,
buf->g1_credit);
else
qdf_debugfs_printf(file,
"%s [%s] [T: %d G0: %d G1: %d] [%s %d]\n",
prepend_str,
qdf_dp_credit_source_to_str(buf->source),
buf->total_credits, buf->g0_credit,
buf->g1_credit,
qdf_dp_operation_to_str(buf->operation),
buf->delta);
}
void qdf_dp_display_credit_record(struct qdf_dp_trace_record_s *record,
uint16_t index, uint8_t pdev_id, uint8_t info)
{
int loc;
char prepend_str[QDF_DP_TRACE_PREPEND_STR_SIZE];
struct qdf_dp_trace_credit_record *buf =
(struct qdf_dp_trace_credit_record *)record->data;
loc = qdf_dp_trace_fill_meta_str(prepend_str, sizeof(prepend_str),
index, info, record);
if (buf->operation == QDF_OP_NA)
DPTRACE_PRINT("%s [%s] [T: %d G0: %d G1: %d]",
prepend_str,
qdf_dp_credit_source_to_str(buf->source),
buf->total_credits, buf->g0_credit,
buf->g1_credit);
else
DPTRACE_PRINT("%s [%s] [T: %d G0: %d G1: %d] [%s %d]",
prepend_str,
qdf_dp_credit_source_to_str(buf->source),
buf->total_credits, buf->g0_credit,
buf->g1_credit,
qdf_dp_operation_to_str(buf->operation),
buf->delta);
}
void qdf_dp_trace_credit_record(enum QDF_CREDIT_UPDATE_SOURCE source,
enum QDF_CREDIT_OPERATION operation,
int delta, int total_credits,
int g0_credit, int g1_credit)
{
struct qdf_dp_trace_credit_record buf;
int buf_size = sizeof(struct qdf_dp_trace_credit_record);
enum QDF_DP_TRACE_ID code = QDF_DP_TRACE_TX_CREDIT_RECORD;
if (qdf_dp_enable_check(NULL, code, QDF_NA) == false)
return;
if (!(qdf_dp_get_proto_bitmap() & QDF_HL_CREDIT_TRACKING))
return;
if (buf_size > QDF_DP_TRACE_RECORD_SIZE)
QDF_BUG(0);
buf.source = source;
buf.operation = operation;
buf.delta = delta;
buf.total_credits = total_credits;
buf.g0_credit = g0_credit;
buf.g1_credit = g1_credit;
qdf_dp_add_record(code, QDF_TRACE_DEFAULT_PDEV_ID, (uint8_t *)&buf,
buf_size, NULL, 0, false);
}
qdf_export_symbol(qdf_dp_trace_credit_record);
void qdf_dp_display_event_record(struct qdf_dp_trace_record_s *record,
uint16_t index, uint8_t pdev_id, uint8_t info)
{
char prepend_str[QDF_DP_TRACE_PREPEND_STR_SIZE];
struct qdf_dp_trace_event_buf *buf =
(struct qdf_dp_trace_event_buf *)record->data;
qdf_mem_zero(prepend_str, sizeof(prepend_str));
qdf_dp_trace_fill_meta_str(prepend_str, sizeof(prepend_str),
index, info, record);
DPTRACE_PRINT("%s [%d] [%s %s]",
prepend_str,
buf->vdev_id,
qdf_dp_type_to_str(buf->type),
qdf_dp_subtype_to_str(buf->subtype));
}
qdf_export_symbol(qdf_dp_display_event_record);
/**
* qdf_dp_trace_record_event() - record events
* @code: dptrace code
* @vdev_id: vdev id
* @pdev_id: pdev_id
* @type: proto type
* @subtype: proto subtype
*
* Return: none
*/
void qdf_dp_trace_record_event(enum QDF_DP_TRACE_ID code, uint8_t vdev_id,
uint8_t pdev_id, enum qdf_proto_type type,
enum qdf_proto_subtype subtype)
{
struct qdf_dp_trace_event_buf buf;
int buf_size = sizeof(struct qdf_dp_trace_event_buf);
if (qdf_dp_enable_check(NULL, code, QDF_NA) == false)
return;
if (buf_size > QDF_DP_TRACE_RECORD_SIZE)
QDF_BUG(0);
buf.type = type;
buf.subtype = subtype;
buf.vdev_id = vdev_id;
qdf_dp_add_record(code, pdev_id,
(uint8_t *)&buf, buf_size, NULL, 0, true);
}
qdf_export_symbol(qdf_dp_trace_record_event);
void qdf_dp_display_proto_pkt(struct qdf_dp_trace_record_s *record,
uint16_t index, uint8_t pdev_id, uint8_t info)
{
int loc;
char prepend_str[QDF_DP_TRACE_PREPEND_STR_SIZE];
struct qdf_dp_trace_proto_buf *buf =
(struct qdf_dp_trace_proto_buf *)record->data;
qdf_mem_zero(prepend_str, sizeof(prepend_str));
loc = qdf_dp_trace_fill_meta_str(prepend_str, sizeof(prepend_str),
index, info, record);
DPTRACE_PRINT("%s [%d] [%s] SA: "
QDF_MAC_ADDR_FMT " %s DA: "
QDF_MAC_ADDR_FMT,
prepend_str,
buf->vdev_id,
qdf_dp_subtype_to_str(buf->subtype),
QDF_MAC_ADDR_REF(buf->sa.bytes),
qdf_dp_dir_to_str(buf->dir),
QDF_MAC_ADDR_REF(buf->da.bytes));
}
qdf_export_symbol(qdf_dp_display_proto_pkt);
void qdf_dp_trace_proto_pkt(enum QDF_DP_TRACE_ID code, uint8_t vdev_id,
uint8_t *sa, uint8_t *da, enum qdf_proto_type type,
enum qdf_proto_subtype subtype, enum qdf_proto_dir dir,
uint8_t pdev_id, bool print)
{
struct qdf_dp_trace_proto_buf buf;
int buf_size = sizeof(struct qdf_dp_trace_ptr_buf);
if (qdf_dp_enable_check(NULL, code, dir) == false)
return;
if (buf_size > QDF_DP_TRACE_RECORD_SIZE)
QDF_BUG(0);
memcpy(&buf.sa, sa, QDF_NET_ETH_LEN);
memcpy(&buf.da, da, QDF_NET_ETH_LEN);
buf.dir = dir;
buf.type = type;
buf.subtype = subtype;
buf.vdev_id = vdev_id;
qdf_dp_add_record(code, pdev_id,
(uint8_t *)&buf, buf_size, NULL, 0, print);
}
qdf_export_symbol(qdf_dp_trace_proto_pkt);
void qdf_dp_display_ptr_record(struct qdf_dp_trace_record_s *record,
uint16_t index, uint8_t pdev_id, uint8_t info)
{
int loc;
char prepend_str[QDF_DP_TRACE_PREPEND_STR_SIZE];
struct qdf_dp_trace_ptr_buf *buf =
(struct qdf_dp_trace_ptr_buf *)record->data;
bool is_free_pkt_ptr_record = false;
if ((record->code == QDF_DP_TRACE_FREE_PACKET_PTR_RECORD) ||
(record->code == QDF_DP_TRACE_LI_DP_FREE_PACKET_PTR_RECORD))
is_free_pkt_ptr_record = true;
qdf_mem_zero(prepend_str, sizeof(prepend_str));
loc = qdf_dp_trace_fill_meta_str(prepend_str, sizeof(prepend_str),
index, info, record);
if (loc < sizeof(prepend_str))
scnprintf(&prepend_str[loc], sizeof(prepend_str) - loc,
"[msdu id %d %s %d]",
buf->msdu_id,
is_free_pkt_ptr_record ? "status" : "vdev_id",
buf->status);
if (info & QDF_DP_TRACE_RECORD_INFO_LIVE) {
/* In live mode donot dump the contents of the cookie */
DPTRACE_PRINT("%s", prepend_str);
} else {
dump_dp_hex_trace(prepend_str, (uint8_t *)&buf->cookie,
sizeof(buf->cookie));
}
}
qdf_export_symbol(qdf_dp_display_ptr_record);
static
enum qdf_proto_type qdf_dp_get_pkt_proto_type(qdf_nbuf_t nbuf)
{
uint8_t pkt_type;
if (!nbuf)
return QDF_PROTO_TYPE_MAX;
if (qdf_nbuf_data_is_dns_query(nbuf) ||
qdf_nbuf_data_is_dns_response(nbuf))
return QDF_PROTO_TYPE_DNS;
pkt_type = QDF_NBUF_CB_GET_PACKET_TYPE(nbuf);
switch (pkt_type) {
case QDF_NBUF_CB_PACKET_TYPE_EAPOL:
return QDF_PROTO_TYPE_EAPOL;
case QDF_NBUF_CB_PACKET_TYPE_ARP:
return QDF_PROTO_TYPE_ARP;
case QDF_NBUF_CB_PACKET_TYPE_DHCP:
return QDF_PROTO_TYPE_DHCP;
default:
return QDF_PROTO_TYPE_MAX;
}
}
static
enum qdf_proto_subtype qdf_dp_get_pkt_subtype(qdf_nbuf_t nbuf,
enum qdf_proto_type pkt_type)
{
switch (pkt_type) {
case QDF_PROTO_TYPE_EAPOL:
return qdf_nbuf_get_eapol_subtype(nbuf);
case QDF_PROTO_TYPE_ARP:
return qdf_nbuf_get_arp_subtype(nbuf);
case QDF_PROTO_TYPE_DHCP:
return qdf_nbuf_get_dhcp_subtype(nbuf);
case QDF_PROTO_TYPE_DNS:
return (qdf_nbuf_data_is_dns_query(nbuf)) ?
QDF_PROTO_DNS_QUERY : QDF_PROTO_DNS_RES;
default:
return QDF_PROTO_INVALID;
}
}
static
bool qdf_dp_proto_log_enable_check(enum qdf_proto_type pkt_type,
uint16_t status)
{
if (pkt_type == QDF_PROTO_TYPE_MAX)
return false;
switch (pkt_type) {
case QDF_PROTO_TYPE_EAPOL:
return qdf_dp_get_proto_event_bitmap() &
QDF_NBUF_PKT_TRAC_TYPE_EAPOL;
case QDF_PROTO_TYPE_DHCP:
return qdf_dp_get_proto_event_bitmap() &
QDF_NBUF_PKT_TRAC_TYPE_DHCP;
case QDF_PROTO_TYPE_ARP:
if (status == QDF_TX_RX_STATUS_OK)
return false;
else
return qdf_dp_get_proto_event_bitmap() &
QDF_NBUF_PKT_TRAC_TYPE_ARP;
case QDF_PROTO_TYPE_DNS:
if (status == QDF_TX_RX_STATUS_OK)
return false;
else
return qdf_dp_get_proto_event_bitmap() &
QDF_NBUF_PKT_TRAC_TYPE_DNS;
default:
return false;
}
}
void qdf_dp_track_noack_check(qdf_nbuf_t nbuf, enum qdf_proto_subtype *subtype)
{
enum qdf_proto_type pkt_type = qdf_dp_get_pkt_proto_type(nbuf);
uint16_t dp_track = 0;
switch (pkt_type) {
case QDF_PROTO_TYPE_EAPOL:
dp_track = qdf_dp_get_proto_bitmap() &
QDF_NBUF_PKT_TRAC_TYPE_EAPOL;
break;
case QDF_PROTO_TYPE_DHCP:
dp_track = qdf_dp_get_proto_bitmap() &
QDF_NBUF_PKT_TRAC_TYPE_DHCP;
break;
case QDF_PROTO_TYPE_ARP:
dp_track = qdf_dp_get_proto_bitmap() &
QDF_NBUF_PKT_TRAC_TYPE_ARP;
break;
case QDF_PROTO_TYPE_DNS:
dp_track = qdf_dp_get_proto_bitmap() &
QDF_NBUF_PKT_TRAC_TYPE_DNS;
break;
default:
break;
}
if (!dp_track) {
*subtype = QDF_PROTO_INVALID;
return;
}
*subtype = qdf_dp_get_pkt_subtype(nbuf, pkt_type);
}
qdf_export_symbol(qdf_dp_track_noack_check);
enum qdf_dp_tx_rx_status qdf_dp_get_status_from_a_status(uint8_t status)
{
if (status == QDF_A_STATUS_ERROR)
return QDF_TX_RX_STATUS_INVALID;
else if (status == QDF_A_STATUS_OK)
return QDF_TX_RX_STATUS_OK;
else
return QDF_TX_RX_STATUS_MAX;
}
qdf_export_symbol(qdf_dp_get_status_from_a_status);
void qdf_dp_trace_ptr(qdf_nbuf_t nbuf, enum QDF_DP_TRACE_ID code,
uint8_t pdev_id, uint8_t *data, uint8_t size,
uint16_t msdu_id, uint16_t buf_arg_status,
enum qdf_dp_tx_rx_status qdf_tx_status)
{
struct qdf_dp_trace_ptr_buf buf;
int buf_size = sizeof(struct qdf_dp_trace_ptr_buf);
enum qdf_proto_type pkt_type;
pkt_type = qdf_dp_get_pkt_proto_type(nbuf);
if ((code == QDF_DP_TRACE_FREE_PACKET_PTR_RECORD ||
code == QDF_DP_TRACE_LI_DP_FREE_PACKET_PTR_RECORD) &&
qdf_dp_proto_log_enable_check(pkt_type, qdf_tx_status))
qdf_dp_log_proto_pkt_info(nbuf->data + QDF_NBUF_SRC_MAC_OFFSET,
nbuf->data + QDF_NBUF_DEST_MAC_OFFSET,
pkt_type,
qdf_dp_get_pkt_subtype(nbuf, pkt_type),
QDF_TX, msdu_id, qdf_tx_status);
if (qdf_dp_enable_check(nbuf, code, QDF_TX) == false)
return;
if (buf_size > QDF_DP_TRACE_RECORD_SIZE)
QDF_BUG(0);
qdf_mem_copy(&buf.cookie, data, size);
buf.msdu_id = msdu_id;
buf.status = buf_arg_status;
qdf_dp_add_record(code, pdev_id, (uint8_t *)&buf, buf_size, NULL, 0,
QDF_NBUF_CB_DP_TRACE_PRINT(nbuf));
}
qdf_export_symbol(qdf_dp_trace_ptr);
void qdf_dp_trace_data_pkt(qdf_nbuf_t nbuf, uint8_t pdev_id,
enum QDF_DP_TRACE_ID code, uint16_t msdu_id,
enum qdf_proto_dir dir)
{
struct qdf_dp_trace_data_buf buf;
enum qdf_proto_type pkt_type;
pkt_type = qdf_dp_get_pkt_proto_type(nbuf);
if (code == QDF_DP_TRACE_DROP_PACKET_RECORD &&
qdf_dp_proto_log_enable_check(pkt_type, QDF_TX_RX_STATUS_DROP))
qdf_dp_log_proto_pkt_info(nbuf->data + QDF_NBUF_SRC_MAC_OFFSET,
nbuf->data + QDF_NBUF_DEST_MAC_OFFSET,
pkt_type,
qdf_dp_get_pkt_subtype(nbuf, pkt_type),
QDF_TX, msdu_id,
QDF_TX_RX_STATUS_DROP);
buf.msdu_id = msdu_id;
if (!qdf_dp_enable_check(nbuf, code, dir))
return;
qdf_dp_add_record(code, pdev_id,
nbuf ? qdf_nbuf_data(nbuf) : NULL,
nbuf ? nbuf->len - nbuf->data_len : 0,
(uint8_t *)&buf, sizeof(struct qdf_dp_trace_data_buf),
(nbuf) ? QDF_NBUF_CB_DP_TRACE_PRINT(nbuf) : false);
}
qdf_export_symbol(qdf_dp_trace_data_pkt);
void qdf_dp_display_record(struct qdf_dp_trace_record_s *record,
uint16_t index, uint8_t pdev_id, uint8_t info)
{
int loc;
char prepend_str[QDF_DP_TRACE_PREPEND_STR_SIZE];
if (!(pdev_id == QDF_TRACE_DEFAULT_PDEV_ID ||
pdev_id == record->pdev_id))
return;
qdf_mem_zero(prepend_str, sizeof(prepend_str));
loc = qdf_dp_trace_fill_meta_str(prepend_str, sizeof(prepend_str),
index, info, record);
switch (record->code) {
case QDF_DP_TRACE_HDD_TX_TIMEOUT:
DPTRACE_PRINT(" %s: HDD TX Timeout", prepend_str);
break;
case QDF_DP_TRACE_HDD_SOFTAP_TX_TIMEOUT:
DPTRACE_PRINT(" %s: HDD SoftAP TX Timeout", prepend_str);
break;
case QDF_DP_TRACE_CE_FAST_PACKET_ERR_RECORD:
DPTRACE_PRINT(" %s: CE Fast Packet Error", prepend_str);
break;
case QDF_DP_TRACE_LI_DP_NULL_RX_PACKET_RECORD:
default:
dump_dp_hex_trace(prepend_str, record->data, record->size);
break;
};
}
qdf_export_symbol(qdf_dp_display_record);
void
qdf_dp_display_data_pkt_record(struct qdf_dp_trace_record_s *record,
uint16_t rec_index, uint8_t pdev_id,
uint8_t info)
{
int loc;
char prepend_str[DP_TRACE_META_DATA_STRLEN + 10];
struct qdf_dp_trace_data_buf *buf =
(struct qdf_dp_trace_data_buf *)record->data;
qdf_mem_zero(prepend_str, sizeof(prepend_str));
loc = qdf_dp_trace_fill_meta_str(prepend_str, sizeof(prepend_str),
rec_index, info, record);
if (loc < sizeof(prepend_str))
loc += snprintf(&prepend_str[loc], sizeof(prepend_str) - loc,
"[%d]", buf->msdu_id);
dump_dp_hex_trace(prepend_str,
&record->data[sizeof(struct qdf_dp_trace_data_buf)],
record->size);
}
/**
* qdf_dp_trace() - Stores the data in buffer
* @nbuf : defines the netbuf
* @code : defines the event
* @pdev_id: pdev_id
* @data : defines the data to be stored
* @size : defines the size of the data record
*
* Return: None
*/
void qdf_dp_trace(qdf_nbuf_t nbuf, enum QDF_DP_TRACE_ID code, uint8_t pdev_id,
uint8_t *data, uint8_t size, enum qdf_proto_dir dir)
{
if (qdf_dp_enable_check(nbuf, code, dir) == false)
return;
qdf_dp_add_record(code, pdev_id, nbuf ? qdf_nbuf_data(nbuf) : NULL,
size, NULL, 0,
(nbuf) ? QDF_NBUF_CB_DP_TRACE_PRINT(nbuf) : false);
}
qdf_export_symbol(qdf_dp_trace);
/**
* qdf_dp_trace_spin_lock_init() - initializes the lock variable before use
* This function will be called from cds_alloc_global_context, we will have lock
* available to use ASAP
*
* Return: None
*/
void qdf_dp_trace_spin_lock_init(void)
{
spin_lock_init(&l_dp_trace_lock);
}
qdf_export_symbol(qdf_dp_trace_spin_lock_init);
/**
* qdf_dp_trace_disable_live_mode - disable live mode for dptrace
*
* Return: none
*/
void qdf_dp_trace_disable_live_mode(void)
{
g_qdf_dp_trace_data.force_live_mode = 0;
}
qdf_export_symbol(qdf_dp_trace_disable_live_mode);
/**
* qdf_dp_trace_enable_live_mode() - enable live mode for dptrace
*
* Return: none
*/
void qdf_dp_trace_enable_live_mode(void)
{
g_qdf_dp_trace_data.force_live_mode = 1;
}
qdf_export_symbol(qdf_dp_trace_enable_live_mode);
/**
* qdf_dp_trace_clear_buffer() - clear dp trace buffer
*
* Return: none
*/
void qdf_dp_trace_clear_buffer(void)
{
g_qdf_dp_trace_data.head = INVALID_QDF_DP_TRACE_ADDR;
g_qdf_dp_trace_data.tail = INVALID_QDF_DP_TRACE_ADDR;
g_qdf_dp_trace_data.num = 0;
g_qdf_dp_trace_data.dump_counter = 0;
g_qdf_dp_trace_data.num_records_to_dump = MAX_QDF_DP_TRACE_RECORDS;
if (g_qdf_dp_trace_data.enable)
memset(g_qdf_dp_trace_tbl, 0,
MAX_QDF_DP_TRACE_RECORDS *
sizeof(struct qdf_dp_trace_record_s));
}
qdf_export_symbol(qdf_dp_trace_clear_buffer);
void qdf_dp_trace_dump_stats(void)
{
DPTRACE_PRINT("STATS |DPT: tx %u rx %u icmp(%u %u) arp(%u %u) icmpv6(%u %u %u %u %u %u) dhcp(%u %u %u %u %u %u) eapol(%u %u %u %u %u)",
g_qdf_dp_trace_data.tx_count,
g_qdf_dp_trace_data.rx_count,
g_qdf_dp_trace_data.icmp_req,
g_qdf_dp_trace_data.icmp_resp,
g_qdf_dp_trace_data.arp_req,
g_qdf_dp_trace_data.arp_resp,
g_qdf_dp_trace_data.icmpv6_req,
g_qdf_dp_trace_data.icmpv6_resp,
g_qdf_dp_trace_data.icmpv6_ns,
g_qdf_dp_trace_data.icmpv6_na,
g_qdf_dp_trace_data.icmpv6_rs,
g_qdf_dp_trace_data.icmpv6_ra,
g_qdf_dp_trace_data.dhcp_disc,
g_qdf_dp_trace_data.dhcp_off,
g_qdf_dp_trace_data.dhcp_req,
g_qdf_dp_trace_data.dhcp_ack,
g_qdf_dp_trace_data.dhcp_nack,
g_qdf_dp_trace_data.dhcp_others,
g_qdf_dp_trace_data.eapol_m1,
g_qdf_dp_trace_data.eapol_m2,
g_qdf_dp_trace_data.eapol_m3,
g_qdf_dp_trace_data.eapol_m4,
g_qdf_dp_trace_data.eapol_others);
}
qdf_export_symbol(qdf_dp_trace_dump_stats);
/**
* qdf_dpt_dump_hex_trace_debugfs() - read data in file
* @file: file to read
* @str: string to prepend the hexdump with.
* @buf: buffer which contains data to be written
* @buf_len: defines the size of the data to be written
*
* Return: None
*/
static void qdf_dpt_dump_hex_trace_debugfs(qdf_debugfs_file_t file,
char *str, uint8_t *buf, uint8_t buf_len)
{
unsigned char linebuf[BUFFER_SIZE];
const u8 *ptr = buf;
int i, linelen, remaining = buf_len;
/* Dump the bytes in the last line */
for (i = 0; i < buf_len; i += ROW_SIZE) {
linelen = min(remaining, ROW_SIZE);
remaining -= ROW_SIZE;
hex_dump_to_buffer(ptr + i, linelen, ROW_SIZE, 1,
linebuf, sizeof(linebuf), false);
qdf_debugfs_printf(file, "%s %s\n", str, linebuf);
}
}
/**
* qdf_dpt_display_proto_pkt_debugfs() - display proto packet
* @file: file to read
* @record: dptrace record
* @index: index
*
* Return: none
*/
static void qdf_dpt_display_proto_pkt_debugfs(qdf_debugfs_file_t file,
struct qdf_dp_trace_record_s *record,
uint32_t index)
{
int loc;
char prepend_str[QDF_DP_TRACE_PREPEND_STR_SIZE];
struct qdf_dp_trace_proto_buf *buf =
(struct qdf_dp_trace_proto_buf *)record->data;
loc = qdf_dp_trace_fill_meta_str(prepend_str, sizeof(prepend_str),
index, 0, record);
qdf_debugfs_printf(file, "%s [%d] [%s] SA: "
QDF_MAC_ADDR_FMT " %s DA: "
QDF_MAC_ADDR_FMT,
prepend_str,
buf->vdev_id,
qdf_dp_subtype_to_str(buf->subtype),
QDF_MAC_ADDR_REF(buf->sa.bytes),
qdf_dp_dir_to_str(buf->dir),
QDF_MAC_ADDR_REF(buf->da.bytes));
qdf_debugfs_printf(file, "\n");
}
/**
* qdf_dpt_display_mgmt_pkt_debugfs() - display mgmt packet
* @file: file to read
* @record: dptrace record
* @index: index
*
* Return: none
*/
static void qdf_dpt_display_mgmt_pkt_debugfs(qdf_debugfs_file_t file,
struct qdf_dp_trace_record_s *record,
uint32_t index)
{
int loc;
char prepend_str[QDF_DP_TRACE_PREPEND_STR_SIZE];
struct qdf_dp_trace_mgmt_buf *buf =
(struct qdf_dp_trace_mgmt_buf *)record->data;
loc = qdf_dp_trace_fill_meta_str(prepend_str, sizeof(prepend_str),
index, 0, record);
qdf_debugfs_printf(file, "%s [%d] [%s %s]\n",
prepend_str,
buf->vdev_id,
qdf_dp_type_to_str(buf->type),
qdf_dp_subtype_to_str(buf->subtype));
}
/**
* qdf_dpt_display_event_record_debugfs() - display event records
* @file: file to read
* @record: dptrace record
* @index: index
*
* Return: none
*/
static void qdf_dpt_display_event_record_debugfs(qdf_debugfs_file_t file,
struct qdf_dp_trace_record_s *record,
uint32_t index)
{
char prepend_str[QDF_DP_TRACE_PREPEND_STR_SIZE];
struct qdf_dp_trace_event_buf *buf =
(struct qdf_dp_trace_event_buf *)record->data;
qdf_dp_trace_fill_meta_str(prepend_str, sizeof(prepend_str),
index, 0, record);
qdf_debugfs_printf(file, "%s [%d] [%s %s]\n",
prepend_str,
buf->vdev_id,
qdf_dp_type_to_str(buf->type),
qdf_dp_subtype_to_str(buf->subtype));
}
/**
* qdf_dpt_display_ptr_record_debugfs() - display record ptr
* @file: file to read
* @record: dptrace record
* @index: index
*
* Return: none
*/
static void qdf_dpt_display_ptr_record_debugfs(qdf_debugfs_file_t file,
struct qdf_dp_trace_record_s *record,
uint32_t index)
{
char prepend_str[QDF_DP_TRACE_PREPEND_STR_SIZE];
int loc;
struct qdf_dp_trace_ptr_buf *buf =
(struct qdf_dp_trace_ptr_buf *)record->data;
loc = qdf_dp_trace_fill_meta_str(prepend_str, sizeof(prepend_str),
index, 0, record);
if (loc < sizeof(prepend_str))
scnprintf(&prepend_str[loc], sizeof(prepend_str) - loc,
"[msdu id %d %s %d]",
buf->msdu_id,
(record->code ==
QDF_DP_TRACE_FREE_PACKET_PTR_RECORD) ?
"status" : "vdev_id",
buf->status);
qdf_dpt_dump_hex_trace_debugfs(file, prepend_str,
(uint8_t *)&buf->cookie,
sizeof(buf->cookie));
}
/**
* qdf_dpt_display_ptr_record_debugfs() - display record
* @file: file to read
* @record: dptrace record
* @index: index
*
* Return: none
*/
static void qdf_dpt_display_record_debugfs(qdf_debugfs_file_t file,
struct qdf_dp_trace_record_s *record,
uint32_t index)
{
int loc;
char prepend_str[QDF_DP_TRACE_PREPEND_STR_SIZE];
struct qdf_dp_trace_data_buf *buf =
(struct qdf_dp_trace_data_buf *)record->data;
loc = qdf_dp_trace_fill_meta_str(prepend_str, sizeof(prepend_str),
index, 0, record);
if (loc < sizeof(prepend_str))
loc += snprintf(&prepend_str[loc], sizeof(prepend_str) - loc,
"[%d]", buf->msdu_id);
qdf_dpt_dump_hex_trace_debugfs(file, prepend_str,
record->data, record->size);
}
uint32_t qdf_dpt_get_curr_pos_debugfs(qdf_debugfs_file_t file,
enum qdf_dpt_debugfs_state state)
{
uint32_t i = 0;
uint32_t tail;
uint32_t count = g_qdf_dp_trace_data.num;
if (!g_qdf_dp_trace_data.enable) {
QDF_TRACE(QDF_MODULE_ID_QDF, QDF_TRACE_LEVEL_DEBUG,
"%s: Tracing Disabled", __func__);
return QDF_STATUS_E_EMPTY;
}
if (!count) {
QDF_TRACE(QDF_MODULE_ID_QDF, QDF_TRACE_LEVEL_DEBUG,
"%s: no packets", __func__);
return QDF_STATUS_E_EMPTY;
}
if (state == QDF_DPT_DEBUGFS_STATE_SHOW_IN_PROGRESS)
return g_qdf_dp_trace_data.curr_pos;
qdf_debugfs_printf(file,
"DPT: config - bitmap 0x%x verb %u #rec %u rec_requested %u live_config %u thresh %u time_limit %u\n",
g_qdf_dp_trace_data.proto_bitmap,
g_qdf_dp_trace_data.verbosity,
g_qdf_dp_trace_data.no_of_record,
g_qdf_dp_trace_data.num_records_to_dump,
g_qdf_dp_trace_data.live_mode_config,
g_qdf_dp_trace_data.high_tput_thresh,
g_qdf_dp_trace_data.thresh_time_limit);
qdf_debugfs_printf(file,
"STATS |DPT: icmp(%u %u) arp(%u %u) icmpv6(%u %u %u %u %u %u) dhcp(%u %u %u %u %u %u) eapol(%u %u %u %u %u)\n",
g_qdf_dp_trace_data.icmp_req,
g_qdf_dp_trace_data.icmp_resp,
g_qdf_dp_trace_data.arp_req,
g_qdf_dp_trace_data.arp_resp,
g_qdf_dp_trace_data.icmpv6_req,
g_qdf_dp_trace_data.icmpv6_resp,
g_qdf_dp_trace_data.icmpv6_ns,
g_qdf_dp_trace_data.icmpv6_na,
g_qdf_dp_trace_data.icmpv6_rs,
g_qdf_dp_trace_data.icmpv6_ra,
g_qdf_dp_trace_data.dhcp_disc,
g_qdf_dp_trace_data.dhcp_off,
g_qdf_dp_trace_data.dhcp_req,
g_qdf_dp_trace_data.dhcp_ack,
g_qdf_dp_trace_data.dhcp_nack,
g_qdf_dp_trace_data.dhcp_others,
g_qdf_dp_trace_data.eapol_m1,
g_qdf_dp_trace_data.eapol_m2,
g_qdf_dp_trace_data.eapol_m3,
g_qdf_dp_trace_data.eapol_m4,
g_qdf_dp_trace_data.eapol_others);
qdf_debugfs_printf(file,
"DPT: Total Records: %d, Head: %d, Tail: %d\n",
g_qdf_dp_trace_data.num, g_qdf_dp_trace_data.head,
g_qdf_dp_trace_data.tail);
spin_lock_bh(&l_dp_trace_lock);
if (g_qdf_dp_trace_data.head != INVALID_QDF_DP_TRACE_ADDR) {
i = g_qdf_dp_trace_data.head;
tail = g_qdf_dp_trace_data.tail;
if (count > g_qdf_dp_trace_data.num)
count = g_qdf_dp_trace_data.num;
if (tail >= (count - 1))
i = tail - count + 1;
else if (count != MAX_QDF_DP_TRACE_RECORDS)
i = MAX_QDF_DP_TRACE_RECORDS - ((count - 1) -
tail);
g_qdf_dp_trace_data.curr_pos = 0;
g_qdf_dp_trace_data.saved_tail = tail;
}
spin_unlock_bh(&l_dp_trace_lock);
return g_qdf_dp_trace_data.saved_tail;
}
qdf_export_symbol(qdf_dpt_get_curr_pos_debugfs);
QDF_STATUS qdf_dpt_dump_stats_debugfs(qdf_debugfs_file_t file,
uint32_t curr_pos)
{
struct qdf_dp_trace_record_s p_record;
uint32_t i = curr_pos;
uint16_t num_records_to_dump = g_qdf_dp_trace_data.num_records_to_dump;
if (!g_qdf_dp_trace_data.enable) {
QDF_TRACE(QDF_MODULE_ID_QDF, QDF_TRACE_LEVEL_ERROR,
"%s: Tracing Disabled", __func__);
return QDF_STATUS_E_FAILURE;
}
if (num_records_to_dump > g_qdf_dp_trace_data.num)
num_records_to_dump = g_qdf_dp_trace_data.num;
/*
* Max dp trace record size should always be less than
* QDF_DP_TRACE_PREPEND_STR_SIZE(100) + BUFFER_SIZE(121).
*/
if (WARN_ON(QDF_DP_TRACE_MAX_RECORD_SIZE <
QDF_DP_TRACE_PREPEND_STR_SIZE + BUFFER_SIZE))
return QDF_STATUS_E_FAILURE;
spin_lock_bh(&l_dp_trace_lock);
p_record = g_qdf_dp_trace_tbl[i];
spin_unlock_bh(&l_dp_trace_lock);
for (;; ) {
/*
* Initially we get file as 1 page size, and
* if remaining size in file is less than one record max size,
* then return so that it gets an extra page.
*/
if ((file->size - file->count) < QDF_DP_TRACE_MAX_RECORD_SIZE) {
spin_lock_bh(&l_dp_trace_lock);
g_qdf_dp_trace_data.curr_pos = i;
spin_unlock_bh(&l_dp_trace_lock);
return QDF_STATUS_E_FAILURE;
}
switch (p_record.code) {
case QDF_DP_TRACE_TXRX_PACKET_PTR_RECORD:
case QDF_DP_TRACE_TXRX_FAST_PACKET_PTR_RECORD:
case QDF_DP_TRACE_FREE_PACKET_PTR_RECORD:
qdf_dpt_display_ptr_record_debugfs(file, &p_record, i);
break;
case QDF_DP_TRACE_EAPOL_PACKET_RECORD:
case QDF_DP_TRACE_DHCP_PACKET_RECORD:
case QDF_DP_TRACE_ARP_PACKET_RECORD:
case QDF_DP_TRACE_ICMP_PACKET_RECORD:
case QDF_DP_TRACE_ICMPv6_PACKET_RECORD:
qdf_dpt_display_proto_pkt_debugfs(file, &p_record, i);
break;
case QDF_DP_TRACE_TX_CREDIT_RECORD:
qdf_dpt_display_credit_record_debugfs(file, &p_record,
i);
break;
case QDF_DP_TRACE_MGMT_PACKET_RECORD:
qdf_dpt_display_mgmt_pkt_debugfs(file, &p_record, i);
break;
case QDF_DP_TRACE_EVENT_RECORD:
qdf_dpt_display_event_record_debugfs(file, &p_record,
i);
break;
case QDF_DP_TRACE_HDD_TX_TIMEOUT:
qdf_debugfs_printf(
file, "DPT: %04d: %llu %s\n",
i, p_record.time,
qdf_dp_code_to_string(p_record.code));
qdf_debugfs_printf(file, "HDD TX Timeout\n");
break;
case QDF_DP_TRACE_HDD_SOFTAP_TX_TIMEOUT:
qdf_debugfs_printf(
file, "DPT: %04d: %llu %s\n",
i, p_record.time,
qdf_dp_code_to_string(p_record.code));
qdf_debugfs_printf(file, "HDD SoftAP TX Timeout\n");
break;
case QDF_DP_TRACE_CE_FAST_PACKET_ERR_RECORD:
qdf_debugfs_printf(
file, "DPT: %04d: %llu %s\n",
i, p_record.time,
qdf_dp_code_to_string(p_record.code));
qdf_debugfs_printf(file, "CE Fast Packet Error\n");
break;
case QDF_DP_TRACE_MAX:
qdf_debugfs_printf(file,
"%s: QDF_DP_TRACE_MAX event should not be generated\n",
__func__);
break;
case QDF_DP_TRACE_HDD_TX_PACKET_RECORD:
case QDF_DP_TRACE_HDD_RX_PACKET_RECORD:
case QDF_DP_TRACE_TX_PACKET_RECORD:
case QDF_DP_TRACE_RX_PACKET_RECORD:
case QDF_DP_TRACE_LI_DP_TX_PACKET_RECORD:
case QDF_DP_TRACE_LI_DP_RX_PACKET_RECORD:
default:
qdf_dpt_display_record_debugfs(file, &p_record, i);
break;
}
if (++g_qdf_dp_trace_data.dump_counter == num_records_to_dump)
break;
spin_lock_bh(&l_dp_trace_lock);
if (i == 0)
i = MAX_QDF_DP_TRACE_RECORDS;
i -= 1;
p_record = g_qdf_dp_trace_tbl[i];
spin_unlock_bh(&l_dp_trace_lock);
}
g_qdf_dp_trace_data.dump_counter = 0;
return QDF_STATUS_SUCCESS;
}
qdf_export_symbol(qdf_dpt_dump_stats_debugfs);
/**
* qdf_dpt_set_value_debugfs() - Configure the value to control DP trace
* @proto_bitmap: defines the protocol to be tracked
* @no_of_records: defines the nth packet which is traced
* @verbosity: defines the verbosity level
*
* Return: None
*/
void qdf_dpt_set_value_debugfs(uint8_t proto_bitmap, uint8_t no_of_record,
uint8_t verbosity, uint16_t num_records_to_dump)
{
if (g_qdf_dp_trace_data.enable) {
g_qdf_dp_trace_data.proto_bitmap = proto_bitmap;
g_qdf_dp_trace_data.no_of_record = no_of_record;
g_qdf_dp_trace_data.verbosity = verbosity;
g_qdf_dp_trace_data.num_records_to_dump = num_records_to_dump;
}
}
qdf_export_symbol(qdf_dpt_set_value_debugfs);
/**
* qdf_dp_trace_dump_all() - Dump data from ring buffer via call back functions
* registered with QDF
* @count: Number of lines to dump starting from tail to head
* @pdev_id: pdev_id
*
* Return: None
*/
void qdf_dp_trace_dump_all(uint32_t count, uint8_t pdev_id)
{
struct qdf_dp_trace_record_s p_record;
int32_t i, tail;
if (!g_qdf_dp_trace_data.enable) {
DPTRACE_PRINT("Tracing Disabled");
return;
}
DPTRACE_PRINT(
"DPT: config - bitmap 0x%x verb %u #rec %u live_config %u thresh %u time_limit %u",
g_qdf_dp_trace_data.proto_bitmap,
g_qdf_dp_trace_data.verbosity,
g_qdf_dp_trace_data.no_of_record,
g_qdf_dp_trace_data.live_mode_config,
g_qdf_dp_trace_data.high_tput_thresh,
g_qdf_dp_trace_data.thresh_time_limit);
qdf_dp_trace_dump_stats();
DPTRACE_PRINT("DPT: Total Records: %d, Head: %d, Tail: %d",
g_qdf_dp_trace_data.num, g_qdf_dp_trace_data.head,
g_qdf_dp_trace_data.tail);
/* aquire the lock so that only one thread at a time can read
* the ring buffer
*/
spin_lock_bh(&l_dp_trace_lock);
if (g_qdf_dp_trace_data.head != INVALID_QDF_DP_TRACE_ADDR) {
i = g_qdf_dp_trace_data.head;
tail = g_qdf_dp_trace_data.tail;
if (count) {
if (count > g_qdf_dp_trace_data.num)
count = g_qdf_dp_trace_data.num;
if (tail >= (count - 1))
i = tail - count + 1;
else if (count != MAX_QDF_DP_TRACE_RECORDS)
i = MAX_QDF_DP_TRACE_RECORDS - ((count - 1) -
tail);
}
p_record = g_qdf_dp_trace_tbl[i];
spin_unlock_bh(&l_dp_trace_lock);
for (;; ) {
qdf_dp_trace_cb_table[p_record.code](&p_record,
(uint16_t)i, pdev_id, false);
if (i == tail)
break;
i += 1;
spin_lock_bh(&l_dp_trace_lock);
if (MAX_QDF_DP_TRACE_RECORDS == i)
i = 0;
p_record = g_qdf_dp_trace_tbl[i];
spin_unlock_bh(&l_dp_trace_lock);
}
} else {
spin_unlock_bh(&l_dp_trace_lock);
}
}
qdf_export_symbol(qdf_dp_trace_dump_all);
/**
* qdf_dp_trace_throttle_live_mode() - Throttle DP Trace live mode
* @high_bw_request: whether this is a high BW req or not
*
* The function tries to prevent excessive logging into the live buffer by
* having an upper limit on number of packets that can be logged per second.
*
* The intention is to allow occasional pings and data packets and really low
* throughput levels while suppressing bursts and higher throughput levels so
* that we donot hog the live buffer.
*
* If the number of packets printed in a particular second exceeds the thresh,
* disable printing in the next second.
*
* Return: None
*/
void qdf_dp_trace_throttle_live_mode(bool high_bw_request)
{
static int bw_interval_counter;
if (g_qdf_dp_trace_data.enable == false ||
g_qdf_dp_trace_data.live_mode_config == false)
return;
if (high_bw_request) {
g_qdf_dp_trace_data.live_mode = 0;
bw_interval_counter = 0;
return;
}
bw_interval_counter++;
if (0 == (bw_interval_counter %
g_qdf_dp_trace_data.thresh_time_limit)) {
spin_lock_bh(&l_dp_trace_lock);
if (g_qdf_dp_trace_data.print_pkt_cnt <=
g_qdf_dp_trace_data.high_tput_thresh)
g_qdf_dp_trace_data.live_mode = 1;
g_qdf_dp_trace_data.print_pkt_cnt = 0;
spin_unlock_bh(&l_dp_trace_lock);
}
}
qdf_export_symbol(qdf_dp_trace_throttle_live_mode);
void qdf_dp_trace_apply_tput_policy(bool is_data_traffic)
{
if (g_qdf_dp_trace_data.dynamic_verbosity_modify) {
goto check_live_mode;
return;
}
if (is_data_traffic) {
g_qdf_dp_trace_data.verbosity =
QDF_DP_TRACE_VERBOSITY_ULTRA_LOW;
} else {
g_qdf_dp_trace_data.verbosity =
g_qdf_dp_trace_data.ini_conf_verbosity;
}
check_live_mode:
qdf_dp_trace_throttle_live_mode(is_data_traffic);
}
#endif
struct qdf_print_ctrl print_ctrl_obj[MAX_PRINT_CONFIG_SUPPORTED];
struct category_name_info g_qdf_category_name[MAX_SUPPORTED_CATEGORY] = {
[QDF_MODULE_ID_TDLS] = {"tdls"},
[QDF_MODULE_ID_ACS] = {"ACS"},
[QDF_MODULE_ID_SCAN_SM] = {"scan state machine"},
[QDF_MODULE_ID_SCANENTRY] = {"scan entry"},
[QDF_MODULE_ID_WDS] = {"WDS"},
[QDF_MODULE_ID_ACTION] = {"action"},
[QDF_MODULE_ID_ROAM] = {"STA roaming"},
[QDF_MODULE_ID_INACT] = {"inactivity"},
[QDF_MODULE_ID_DOTH] = {"11h"},
[QDF_MODULE_ID_IQUE] = {"IQUE"},
[QDF_MODULE_ID_WME] = {"WME"},
[QDF_MODULE_ID_ACL] = {"ACL"},
[QDF_MODULE_ID_WPA] = {"WPA/RSN"},
[QDF_MODULE_ID_RADKEYS] = {"dump 802.1x keys"},
[QDF_MODULE_ID_RADDUMP] = {"dump radius packet"},
[QDF_MODULE_ID_RADIUS] = {"802.1x radius client"},
[QDF_MODULE_ID_DOT1XSM] = {"802.1x state machine"},
[QDF_MODULE_ID_DOT1X] = {"802.1x authenticator"},
[QDF_MODULE_ID_POWER] = {"power save"},
[QDF_MODULE_ID_STATE] = {"state"},
[QDF_MODULE_ID_OUTPUT] = {"output"},
[QDF_MODULE_ID_SCAN] = {"scan"},
[QDF_MODULE_ID_AUTH] = {"authentication"},
[QDF_MODULE_ID_ASSOC] = {"association"},
[QDF_MODULE_ID_NODE] = {"node"},
[QDF_MODULE_ID_ELEMID] = {"element ID"},
[QDF_MODULE_ID_XRATE] = {"rate"},
[QDF_MODULE_ID_INPUT] = {"input"},
[QDF_MODULE_ID_CRYPTO] = {"crypto"},
[QDF_MODULE_ID_DUMPPKTS] = {"dump packet"},
[QDF_MODULE_ID_DEBUG] = {"debug"},
[QDF_MODULE_ID_MLME] = {"mlme"},
[QDF_MODULE_ID_RRM] = {"rrm"},
[QDF_MODULE_ID_WNM] = {"wnm"},
[QDF_MODULE_ID_P2P_PROT] = {"p2p_prot"},
[QDF_MODULE_ID_PROXYARP] = {"proxyarp"},
[QDF_MODULE_ID_L2TIF] = {"l2tif"},
[QDF_MODULE_ID_WIFIPOS] = {"wifipos"},
[QDF_MODULE_ID_WRAP] = {"wrap"},
[QDF_MODULE_ID_DFS] = {"dfs"},
[QDF_MODULE_ID_ATF] = {"atf"},
[QDF_MODULE_ID_SPLITMAC] = {"splitmac"},
[QDF_MODULE_ID_IOCTL] = {"ioctl"},
[QDF_MODULE_ID_NAC] = {"nac"},
[QDF_MODULE_ID_MESH] = {"mesh"},
[QDF_MODULE_ID_MBO] = {"mbo"},
[QDF_MODULE_ID_EXTIOCTL_CHANSWITCH] = {"extchanswitch"},
[QDF_MODULE_ID_EXTIOCTL_CHANSSCAN] = {"extchanscan"},
[QDF_MODULE_ID_TLSHIM] = {"tlshim"},
[QDF_MODULE_ID_WMI] = {"WMI"},
[QDF_MODULE_ID_HTT] = {"HTT"},
[QDF_MODULE_ID_HDD] = {"HDD"},
[QDF_MODULE_ID_SME] = {"SME"},
[QDF_MODULE_ID_PE] = {"PE"},
[QDF_MODULE_ID_WMA] = {"WMA"},
[QDF_MODULE_ID_SYS] = {"SYS"},
[QDF_MODULE_ID_QDF] = {"QDF"},
[QDF_MODULE_ID_SAP] = {"SAP"},
[QDF_MODULE_ID_HDD_SOFTAP] = {"HDD_SAP"},
[QDF_MODULE_ID_HDD_DATA] = {"DATA"},
[QDF_MODULE_ID_HDD_SAP_DATA] = {"SAP_DATA"},
[QDF_MODULE_ID_HIF] = {"HIF"},
[QDF_MODULE_ID_HTC] = {"HTC"},
[QDF_MODULE_ID_TXRX] = {"TXRX"},
[QDF_MODULE_ID_QDF_DEVICE] = {"QDF_DEV"},
[QDF_MODULE_ID_CFG] = {"CFG"},
[QDF_MODULE_ID_BMI] = {"BMI"},
[QDF_MODULE_ID_EPPING] = {"EPPING"},
[QDF_MODULE_ID_QVIT] = {"QVIT"},
[QDF_MODULE_ID_DP] = {"DP"},
[QDF_MODULE_ID_HAL] = {"HAL"},
[QDF_MODULE_ID_SOC] = {"SOC"},
[QDF_MODULE_ID_OS_IF] = {"OSIF"},
[QDF_MODULE_ID_TARGET_IF] = {"TIF"},
[QDF_MODULE_ID_SCHEDULER] = {"SCH"},
[QDF_MODULE_ID_MGMT_TXRX] = {"MGMT_TXRX"},
[QDF_MODULE_ID_PMO] = {"PMO"},
[QDF_MODULE_ID_POLICY_MGR] = {"POLICY_MGR"},
[QDF_MODULE_ID_SA_API] = {"SA_API"},
[QDF_MODULE_ID_NAN] = {"NAN"},
[QDF_MODULE_ID_SPECTRAL] = {"SPECTRAL"},
[QDF_MODULE_ID_P2P] = {"P2P"},
[QDF_MODULE_ID_OFFCHAN_TXRX] = {"OFFCHAN"},
[QDF_MODULE_ID_REGULATORY] = {"REGULATORY"},
[QDF_MODULE_ID_OBJ_MGR] = {"OBJMGR"},
[QDF_MODULE_ID_SERIALIZATION] = {"SER"},
[QDF_MODULE_ID_NSS] = {"NSS"},
[QDF_MODULE_ID_ROAM_DEBUG] = {"roam debug"},
[QDF_MODULE_ID_DIRECT_BUF_RX] = {"DIRECT_BUF_RX"},
[QDF_MODULE_ID_DISA] = {"disa"},
[QDF_MODULE_ID_GREEN_AP] = {"GREEN_AP"},
[QDF_MODULE_ID_EXTAP] = {"EXTAP"},
[QDF_MODULE_ID_FD] = {"FILS discovery"},
[QDF_MODULE_ID_FTM] = {"FTM"},
[QDF_MODULE_ID_OCB] = {"OCB"},
[QDF_MODULE_ID_CONFIG] = {"CONFIG"},
[QDF_MODULE_ID_IPA] = {"IPA"},
[QDF_MODULE_ID_CP_STATS] = {"CP_STATS"},
[QDF_MODULE_ID_DCS] = {"DCS"},
[QDF_MODULE_ID_ACTION_OUI] = {"action_oui"},
[QDF_MODULE_ID_TARGET] = {"TARGET"},
[QDF_MODULE_ID_MBSSIE] = {"MBSSIE"},
[QDF_MODULE_ID_FWOL] = {"fwol"},
[QDF_MODULE_ID_SM_ENGINE] = {"SM_ENG"},
[QDF_MODULE_ID_CMN_MLME] = {"CMN_MLME"},
[QDF_MODULE_ID_BSSCOLOR] = {"BSSCOLOR"},
[QDF_MODULE_ID_CFR] = {"CFR"},
[QDF_MODULE_ID_TX_CAPTURE] = {"TX_CAPTURE_ENHANCE"},
[QDF_MODULE_ID_INTEROP_ISSUES_AP] = {"INTEROP_ISSUES_AP"},
[QDF_MODULE_ID_BLACKLIST_MGR] = {"blm"},
[QDF_MODULE_ID_QLD] = {"QLD"},
[QDF_MODULE_ID_DYNAMIC_MODE_CHG] = {"Dynamic Mode Change"},
[QDF_MODULE_ID_COEX] = {"COEX"},
[QDF_MODULE_ID_MON_FILTER] = {"Monitor Filter"},
[QDF_MODULE_ID_ANY] = {"ANY"},
[QDF_MODULE_ID_PKT_CAPTURE] = {"pkt_capture"},
[QDF_MODULE_ID_RPTR] = {"RPTR"},
[QDF_MODULE_ID_6GHZ] = {"6GHZ"},
[QDF_MODULE_ID_IOT_SIM] = {"IOT_SIM"},
[QDF_MODULE_ID_MSCS] = {"MSCS"},
[QDF_MODULE_ID_GPIO] = {"GPIO_CFG"},
[QDF_MODULE_ID_IFMGR] = {"IF_MGR"},
};
qdf_export_symbol(g_qdf_category_name);
/**
* qdf_trace_display() - Display trace
*
* Return: None
*/
void qdf_trace_display(void)
{
QDF_MODULE_ID module_id;
pr_err(" 1)FATAL 2)ERROR 3)WARN 4)INFO 5)INFO_H 6)INFO_M 7)INFO_L 8)DEBUG\n");
for (module_id = 0; module_id < QDF_MODULE_ID_MAX; ++module_id) {
pr_err("%2d)%s %s %s %s %s %s %s %s %s\n",
(int)module_id,
g_qdf_category_name[module_id].category_name_str,
qdf_print_is_verbose_enabled(qdf_pidx, module_id,
QDF_TRACE_LEVEL_FATAL) ? "X" : " ",
qdf_print_is_verbose_enabled(qdf_pidx, module_id,
QDF_TRACE_LEVEL_ERROR) ? "X" : " ",
qdf_print_is_verbose_enabled(qdf_pidx, module_id,
QDF_TRACE_LEVEL_WARN) ? "X" : " ",
qdf_print_is_verbose_enabled(qdf_pidx, module_id,
QDF_TRACE_LEVEL_INFO) ? "X" : " ",
qdf_print_is_verbose_enabled(qdf_pidx, module_id,
QDF_TRACE_LEVEL_INFO_HIGH) ? "X" : " ",
qdf_print_is_verbose_enabled(qdf_pidx, module_id,
QDF_TRACE_LEVEL_INFO_MED) ? "X" : " ",
qdf_print_is_verbose_enabled(qdf_pidx, module_id,
QDF_TRACE_LEVEL_INFO_LOW) ? "X" : " ",
qdf_print_is_verbose_enabled(qdf_pidx, module_id,
QDF_TRACE_LEVEL_DEBUG) ? "X" : " ");
}
}
qdf_export_symbol(qdf_trace_display);
#ifdef QDF_TRACE_PRINT_ENABLE
static inline void print_to_console(char *str_buffer)
{
pr_err("%s\n", str_buffer);
}
#else
#define print_to_console(str)
#endif
#ifdef MULTI_IF_NAME
static const char *qdf_trace_wlan_modname(void)
{
return MULTI_IF_NAME;
}
#else
static const char *qdf_trace_wlan_modname(void)
{
return "wlan";
}
#endif
void qdf_trace_msg_cmn(unsigned int idx,
QDF_MODULE_ID category,
QDF_TRACE_LEVEL verbose,
const char *str_format, va_list val)
{
char str_buffer[QDF_TRACE_BUFFER_SIZE];
int n;
/* Check if index passed is valid */
if (idx < 0 || idx >= MAX_PRINT_CONFIG_SUPPORTED) {
pr_info("%s: Invalid index - %d\n", __func__, idx);
return;
}
/* Check if print control object is in use */
if (!print_ctrl_obj[idx].in_use) {
pr_info("%s: Invalid print control object\n", __func__);
return;
}
/* Check if category passed is valid */
if (category < 0 || category >= MAX_SUPPORTED_CATEGORY) {
vscnprintf(str_buffer, QDF_TRACE_BUFFER_SIZE, str_format, val);
pr_info("%s: Invalid category: %d, log: %s\n",
__func__, category, str_buffer);
return;
}
/* Check if verbose mask is valid */
if (verbose < 0 || verbose >= QDF_TRACE_LEVEL_MAX) {
vscnprintf(str_buffer, QDF_TRACE_BUFFER_SIZE, str_format, val);
pr_info("%s: Invalid verbose level %d, log: %s\n",
__func__, verbose, str_buffer);
return;
}
/*
* Print the trace message when the desired verbose level is set in
* the desired category for the print control object
*/
if (print_ctrl_obj[idx].cat_info[category].category_verbose_mask &
QDF_TRACE_LEVEL_TO_MODULE_BITMASK(verbose)) {
static const char * const VERBOSE_STR[] = {
[QDF_TRACE_LEVEL_NONE] = "",
[QDF_TRACE_LEVEL_FATAL] = "F",
[QDF_TRACE_LEVEL_ERROR] = "E",
[QDF_TRACE_LEVEL_WARN] = "W",
[QDF_TRACE_LEVEL_INFO] = "I",
[QDF_TRACE_LEVEL_INFO_HIGH] = "IH",
[QDF_TRACE_LEVEL_INFO_MED] = "IM",
[QDF_TRACE_LEVEL_INFO_LOW] = "IL",
[QDF_TRACE_LEVEL_DEBUG] = "D",
[QDF_TRACE_LEVEL_TRACE] = "T",
[QDF_TRACE_LEVEL_ALL] = "" };
/* print the prefix string into the string buffer... */
n = scnprintf(str_buffer, QDF_TRACE_BUFFER_SIZE,
"%s: [%d:%s:%s] ", qdf_trace_wlan_modname(),
in_interrupt() ? 0 : current->pid,
VERBOSE_STR[verbose],
g_qdf_category_name[category].category_name_str);
/* print the formatted log message after the prefix string */
vscnprintf(str_buffer + n, QDF_TRACE_BUFFER_SIZE - n,
str_format, val);
#if defined(WLAN_LOGGING_SOCK_SVC_ENABLE)
wlan_log_to_user(verbose, (char *)str_buffer,
strlen(str_buffer));
if (qdf_unlikely(qdf_log_dump_at_kernel_enable))
print_to_console(str_buffer);
#else
pr_err("%s\n", str_buffer);
#endif
}
}
qdf_export_symbol(qdf_trace_msg_cmn);
QDF_STATUS qdf_print_setup(void)
{
int i;
/* Loop through all print ctrl objects */
for (i = 0; i < MAX_PRINT_CONFIG_SUPPORTED; i++) {
if (qdf_print_ctrl_cleanup(i))
return QDF_STATUS_E_FAILURE;
}
return QDF_STATUS_SUCCESS;
}
qdf_export_symbol(qdf_print_setup);
QDF_STATUS qdf_print_ctrl_cleanup(unsigned int idx)
{
int i = 0;
if (idx < 0 || idx >= MAX_PRINT_CONFIG_SUPPORTED) {
pr_info("%s: Invalid index - %d\n", __func__, idx);
return QDF_STATUS_E_FAILURE;
}
/* Clean up the print control object corresponding to that index
* If success, callee to change print control index to -1
*/
for (i = 0; i < MAX_SUPPORTED_CATEGORY; i++) {
print_ctrl_obj[idx].cat_info[i].category_verbose_mask =
QDF_TRACE_LEVEL_NONE;
}
print_ctrl_obj[idx].custom_print = NULL;
print_ctrl_obj[idx].custom_ctxt = NULL;
qdf_print_clean_node_flag(idx);
print_ctrl_obj[idx].in_use = false;
return QDF_STATUS_SUCCESS;
}
qdf_export_symbol(qdf_print_ctrl_cleanup);
int qdf_print_ctrl_register(const struct category_info *cinfo,
void *custom_print_handler,
void *custom_ctx,
const char *pctrl_name)
{
int idx = -1;
int i = 0;
for (i = 0; i < MAX_PRINT_CONFIG_SUPPORTED; i++) {
if (!print_ctrl_obj[i].in_use) {
idx = i;
break;
}
}
/* Callee to handle idx -1 appropriately */
if (idx == -1) {
pr_info("%s: Allocation failed! No print control object free\n",
__func__);
return idx;
}
print_ctrl_obj[idx].in_use = true;
/*
* In case callee does not pass category info,
* custom print handler, custom context and print control name,
* we do not set any value here. Clean up for the print control
* getting allocated would have taken care of initializing
* default values.
*
* We need to only set in_use to 1 in such a case
*/
if (pctrl_name) {
qdf_str_lcopy(print_ctrl_obj[idx].name, pctrl_name,
sizeof(print_ctrl_obj[idx].name));
}
if (custom_print_handler)
print_ctrl_obj[idx].custom_print = custom_print_handler;
if (custom_ctx)
print_ctrl_obj[idx].custom_ctxt = custom_ctx;
if (cinfo) {
for (i = 0; i < MAX_SUPPORTED_CATEGORY; i++) {
if (cinfo[i].category_verbose_mask ==
QDF_TRACE_LEVEL_ALL) {
print_ctrl_obj[idx].cat_info[i]
.category_verbose_mask = 0xFFFF;
} else if ((cinfo[i].category_verbose_mask ==
QDF_TRACE_LEVEL_NONE) ||
(cinfo[i].category_verbose_mask ==
QDF_TRACE_LEVEL_TO_MODULE_BITMASK(
QDF_TRACE_LEVEL_NONE))) {
print_ctrl_obj[idx].cat_info[i]
.category_verbose_mask = 0;
} else {
print_ctrl_obj[idx].cat_info[i]
.category_verbose_mask =
cinfo[i].category_verbose_mask;
}
}
}
return idx;
}
qdf_export_symbol(qdf_print_ctrl_register);
#ifdef QDF_TRACE_PRINT_ENABLE
void qdf_shared_print_ctrl_cleanup(void)
{
qdf_print_ctrl_cleanup(qdf_pidx);
}
qdf_export_symbol(qdf_shared_print_ctrl_cleanup);
/*
* Set this to invalid value to differentiate with user-provided
* value.
*/
int qdf_dbg_mask = QDF_TRACE_LEVEL_MAX;
qdf_export_symbol(qdf_dbg_mask);
qdf_declare_param(qdf_dbg_mask, int);
/*
* QDF can be passed parameters which indicate the
* debug level for each module.
* an array of string values are passed, each string hold the following form
*
* <module name string>=<integer debug level value>
*
* The array qdf_dbg_arr will hold these module-string=value strings
* The variable qdf_dbg_arr_cnt will have the count of how many such
* string values were passed.
*/
static char *qdf_dbg_arr[QDF_MODULE_ID_MAX];
static int qdf_dbg_arr_cnt;
qdf_declare_param_array(qdf_dbg_arr, charp, &qdf_dbg_arr_cnt);
static uint16_t set_cumulative_verbose_mask(QDF_TRACE_LEVEL max_level)
{
uint16_t category_verbose_mask = 0;
QDF_TRACE_LEVEL level;
for (level = QDF_TRACE_LEVEL_FATAL; level <= max_level; level++) {
category_verbose_mask |=
QDF_TRACE_LEVEL_TO_MODULE_BITMASK(level);
}
return category_verbose_mask;
}
static QDF_MODULE_ID find_qdf_module_from_string(char *str)
{
QDF_MODULE_ID mod_id;
for (mod_id = 0; mod_id < QDF_MODULE_ID_MAX; mod_id++) {
if (strcasecmp(str,
g_qdf_category_name[mod_id].category_name_str)
== 0) {
break;
}
}
return mod_id;
}
static void process_qdf_dbg_arr_param(struct category_info *cinfo,
int array_index)
{
char *mod_val_str, *mod_str, *val_str;
unsigned long dbg_level;
QDF_MODULE_ID mod_id;
mod_val_str = qdf_dbg_arr[array_index];
mod_str = strsep(&mod_val_str, "=");
val_str = mod_val_str;
if (!val_str) {
pr_info("qdf_dbg_arr: %s not in the <mod>=<val> form\n",
mod_str);
return;
}
mod_id = find_qdf_module_from_string(mod_str);
if (mod_id >= QDF_MODULE_ID_MAX) {
pr_info("ERROR!!Module name %s not in the list of modules\n",
mod_str);
return;
}
if (kstrtol(val_str, 10, &dbg_level) < 0) {
pr_info("ERROR!!Invalid debug level for module: %s\n",
mod_str);
return;
}
if (dbg_level >= QDF_TRACE_LEVEL_MAX) {
pr_info("ERROR!!Debug level for %s too high", mod_str);
pr_info("max: %d given %lu\n", QDF_TRACE_LEVEL_MAX,
dbg_level);
return;
}
pr_info("User passed setting module %s(%d) to level %lu\n",
mod_str,
mod_id,
dbg_level);
cinfo[mod_id].category_verbose_mask =
set_cumulative_verbose_mask((QDF_TRACE_LEVEL)dbg_level);
}
static void set_default_trace_levels(struct category_info *cinfo)
{
int i;
static QDF_TRACE_LEVEL module_trace_default_level[QDF_MODULE_ID_MAX] = {
[QDF_MODULE_ID_TDLS] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_ACS] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_SCAN_SM] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_SCANENTRY] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_WDS] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_ACTION] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_ROAM] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_INACT] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_DOTH] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_IQUE] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_WME] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_ACL] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_WPA] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_RADKEYS] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_RADDUMP] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_RADIUS] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_DOT1XSM] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_DOT1X] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_POWER] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_STATE] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_OUTPUT] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_SCAN] = QDF_TRACE_LEVEL_ERROR,
[QDF_MODULE_ID_AUTH] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_ASSOC] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_NODE] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_ELEMID] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_XRATE] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_INPUT] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_CRYPTO] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_DUMPPKTS] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_DEBUG] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_MLME] = QDF_TRACE_LEVEL_ERROR,
[QDF_MODULE_ID_RRM] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_WNM] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_P2P_PROT] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_PROXYARP] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_L2TIF] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_WIFIPOS] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_WRAP] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_DFS] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_ATF] = QDF_TRACE_LEVEL_ERROR,
[QDF_MODULE_ID_SPLITMAC] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_IOCTL] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_NAC] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_MESH] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_MBO] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_EXTIOCTL_CHANSWITCH] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_EXTIOCTL_CHANSSCAN] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_TLSHIM] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_WMI] = QDF_TRACE_LEVEL_ERROR,
[QDF_MODULE_ID_HTT] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_HDD] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_SME] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_PE] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_WMA] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_SYS] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_QDF] = QDF_TRACE_LEVEL_ERROR,
[QDF_MODULE_ID_SAP] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_HDD_SOFTAP] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_HDD_DATA] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_HDD_SAP_DATA] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_HIF] = QDF_TRACE_LEVEL_ERROR,
[QDF_MODULE_ID_HTC] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_TXRX] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_QDF_DEVICE] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_CFG] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_BMI] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_EPPING] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_QVIT] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_DP] = QDF_TRACE_LEVEL_FATAL,
[QDF_MODULE_ID_HAL] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_SOC] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_OS_IF] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_TARGET_IF] = QDF_TRACE_LEVEL_INFO,
[QDF_MODULE_ID_SCHEDULER] = QDF_TRACE_LEVEL_FATAL,
[QDF_MODULE_ID_MGMT_TXRX] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_SERIALIZATION] = QDF_TRACE_LEVEL_ERROR,
[QDF_MODULE_ID_PMO] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_P2P] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_POLICY_MGR] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_CONFIG] = QDF_TRACE_LEVEL_ERROR,
[QDF_MODULE_ID_REGULATORY] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_SA_API] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_NAN] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_OFFCHAN_TXRX] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_SON] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_SPECTRAL] = QDF_TRACE_LEVEL_ERROR,
[QDF_MODULE_ID_OBJ_MGR] = QDF_TRACE_LEVEL_FATAL,
[QDF_MODULE_ID_NSS] = QDF_TRACE_LEVEL_ERROR,
[QDF_MODULE_ID_ROAM_DEBUG] = QDF_TRACE_LEVEL_ERROR,
[QDF_MODULE_ID_CDP] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_DIRECT_BUF_RX] = QDF_TRACE_LEVEL_ERROR,
[QDF_MODULE_ID_DISA] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_GREEN_AP] = QDF_TRACE_LEVEL_ERROR,
[QDF_MODULE_ID_FTM] = QDF_TRACE_LEVEL_ERROR,
[QDF_MODULE_ID_EXTAP] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_FD] = QDF_TRACE_LEVEL_ERROR,
[QDF_MODULE_ID_OCB] = QDF_TRACE_LEVEL_ERROR,
[QDF_MODULE_ID_IPA] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_ACTION_OUI] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_CP_STATS] = QDF_TRACE_LEVEL_ERROR,
[QDF_MODULE_ID_DCS] = QDF_TRACE_LEVEL_ERROR,
[QDF_MODULE_ID_MBSSIE] = QDF_TRACE_LEVEL_INFO,
[QDF_MODULE_ID_FWOL] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_SM_ENGINE] = QDF_TRACE_LEVEL_ERROR,
[QDF_MODULE_ID_CMN_MLME] = QDF_TRACE_LEVEL_INFO,
[QDF_MODULE_ID_BSSCOLOR] = QDF_TRACE_LEVEL_ERROR,
[QDF_MODULE_ID_CFR] = QDF_TRACE_LEVEL_ERROR,
[QDF_MODULE_ID_TX_CAPTURE] = QDF_TRACE_LEVEL_FATAL,
[QDF_MODULE_ID_INTEROP_ISSUES_AP] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_BLACKLIST_MGR] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_QLD] = QDF_TRACE_LEVEL_ERROR,
[QDF_MODULE_ID_DYNAMIC_MODE_CHG] = QDF_TRACE_LEVEL_INFO,
[QDF_MODULE_ID_COEX] = QDF_TRACE_LEVEL_ERROR,
[QDF_MODULE_ID_MON_FILTER] = QDF_TRACE_LEVEL_INFO,
[QDF_MODULE_ID_ANY] = QDF_TRACE_LEVEL_INFO,
[QDF_MODULE_ID_PKT_CAPTURE] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_RPTR] = QDF_TRACE_LEVEL_INFO,
[QDF_MODULE_ID_6GHZ] = QDF_TRACE_LEVEL_ERROR,
[QDF_MODULE_ID_IOT_SIM] = QDF_TRACE_LEVEL_ERROR,
[QDF_MODULE_ID_MSCS] = QDF_TRACE_LEVEL_INFO,
[QDF_MODULE_ID_GPIO] = QDF_TRACE_LEVEL_NONE,
[QDF_MODULE_ID_IFMGR] = QDF_TRACE_LEVEL_ERROR,
};
for (i = 0; i < MAX_SUPPORTED_CATEGORY; i++) {
cinfo[i].category_verbose_mask = set_cumulative_verbose_mask(
module_trace_default_level[i]);
}
}
void qdf_shared_print_ctrl_init(void)
{
int i;
struct category_info cinfo[MAX_SUPPORTED_CATEGORY];
set_default_trace_levels(cinfo);
/*
* User specified across-module single debug level
*/
if ((qdf_dbg_mask >= 0) && (qdf_dbg_mask < QDF_TRACE_LEVEL_MAX)) {
pr_info("User specified module debug level of %d\n",
qdf_dbg_mask);
for (i = 0; i < MAX_SUPPORTED_CATEGORY; i++) {
cinfo[i].category_verbose_mask =
set_cumulative_verbose_mask(qdf_dbg_mask);
}
} else if (qdf_dbg_mask != QDF_TRACE_LEVEL_MAX) {
pr_info("qdf_dbg_mask value is invalid\n");
pr_info("Using the default module debug levels instead\n");
}
/*
* Module ID-Level specified as array during module load
*/
for (i = 0; i < qdf_dbg_arr_cnt; i++) {
process_qdf_dbg_arr_param(cinfo, i);
}
qdf_pidx = qdf_print_ctrl_register(cinfo, NULL, NULL,
"LOG_SHARED_OBJ");
}
qdf_export_symbol(qdf_shared_print_ctrl_init);
#endif
QDF_STATUS qdf_print_set_category_verbose(unsigned int idx,
QDF_MODULE_ID category,
QDF_TRACE_LEVEL verbose,
bool is_set)
{
/* Check if index passed is valid */
if (idx < 0 || idx >= MAX_PRINT_CONFIG_SUPPORTED) {
pr_err("%s: Invalid index - %d\n", __func__, idx);
return QDF_STATUS_E_FAILURE;
}
/* Check if print control object is in use */
if (!print_ctrl_obj[idx].in_use) {
pr_err("%s: Invalid print control object\n", __func__);
return QDF_STATUS_E_FAILURE;
}
/* Check if category passed is valid */
if (category < 0 || category >= MAX_SUPPORTED_CATEGORY) {
pr_err("%s: Invalid category: %d\n", __func__, category);
return QDF_STATUS_E_FAILURE;
}
/* Check if verbose mask is valid */
if (verbose < 0 || verbose >= QDF_TRACE_LEVEL_MAX) {
pr_err("%s: Invalid verbose level %d\n", __func__, verbose);
return QDF_STATUS_E_FAILURE;
}
if (verbose == QDF_TRACE_LEVEL_ALL) {
print_ctrl_obj[idx].cat_info[category].category_verbose_mask =
0xFFFF;
return QDF_STATUS_SUCCESS;
}
if (verbose == QDF_TRACE_LEVEL_NONE) {
print_ctrl_obj[idx].cat_info[category].category_verbose_mask =
QDF_TRACE_LEVEL_NONE;
return QDF_STATUS_SUCCESS;
}
if (!is_set) {
if (print_ctrl_obj[idx].cat_info[category].category_verbose_mask
& QDF_TRACE_LEVEL_TO_MODULE_BITMASK(verbose)) {
print_ctrl_obj[idx].cat_info[category]
.category_verbose_mask &=
~QDF_TRACE_LEVEL_TO_MODULE_BITMASK(verbose);
}
} else {
print_ctrl_obj[idx].cat_info[category].category_verbose_mask |=
QDF_TRACE_LEVEL_TO_MODULE_BITMASK(verbose);
}
pr_debug("%s: Print control object %d, Category %d, Verbose level %d\n",
__func__,
idx,
category,
print_ctrl_obj[idx].cat_info[category].category_verbose_mask);
return QDF_STATUS_SUCCESS;
}
qdf_export_symbol(qdf_print_set_category_verbose);
void qdf_log_dump_at_kernel_level(bool enable)
{
if (qdf_log_dump_at_kernel_enable == enable) {
QDF_TRACE_INFO(QDF_MODULE_ID_QDF,
"qdf_log_dump_at_kernel_enable is already %d\n",
enable);
}
qdf_log_dump_at_kernel_enable = enable;
}
qdf_export_symbol(qdf_log_dump_at_kernel_level);
bool qdf_print_is_category_enabled(unsigned int idx, QDF_MODULE_ID category)
{
QDF_TRACE_LEVEL verbose_mask;
/* Check if index passed is valid */
if (idx < 0 || idx >= MAX_PRINT_CONFIG_SUPPORTED) {
pr_info("%s: Invalid index - %d\n", __func__, idx);
return false;
}
/* Check if print control object is in use */
if (!print_ctrl_obj[idx].in_use) {
pr_info("%s: Invalid print control object\n", __func__);
return false;
}
/* Check if category passed is valid */
if (category < 0 || category >= MAX_SUPPORTED_CATEGORY) {
pr_info("%s: Invalid category: %d\n", __func__, category);
return false;
}
verbose_mask =
print_ctrl_obj[idx].cat_info[category].category_verbose_mask;
if (verbose_mask == QDF_TRACE_LEVEL_NONE)
return false;
else
return true;
}
qdf_export_symbol(qdf_print_is_category_enabled);
bool qdf_print_is_verbose_enabled(unsigned int idx, QDF_MODULE_ID category,
QDF_TRACE_LEVEL verbose)
{
bool verbose_enabled = false;
/* Check if index passed is valid */
if (idx < 0 || idx >= MAX_PRINT_CONFIG_SUPPORTED) {
pr_info("%s: Invalid index - %d\n", __func__, idx);
return verbose_enabled;
}
/* Check if print control object is in use */
if (!print_ctrl_obj[idx].in_use) {
pr_info("%s: Invalid print control object\n", __func__);
return verbose_enabled;
}
/* Check if category passed is valid */
if (category < 0 || category >= MAX_SUPPORTED_CATEGORY) {
pr_info("%s: Invalid category: %d\n", __func__, category);
return verbose_enabled;
}
if ((verbose == QDF_TRACE_LEVEL_NONE) ||
(verbose >= QDF_TRACE_LEVEL_MAX)) {
verbose_enabled = false;
} else if (verbose == QDF_TRACE_LEVEL_ALL) {
if (print_ctrl_obj[idx].cat_info[category]
.category_verbose_mask == 0xFFFF)
verbose_enabled = true;
} else {
verbose_enabled =
(print_ctrl_obj[idx].cat_info[category].category_verbose_mask &
QDF_TRACE_LEVEL_TO_MODULE_BITMASK(verbose)) ? true : false;
}
return verbose_enabled;
}
qdf_export_symbol(qdf_print_is_verbose_enabled);
#ifdef DBG_LVL_MAC_FILTERING
QDF_STATUS qdf_print_set_node_flag(unsigned int idx, uint8_t enable)
{
/* Check if index passed is valid */
if (idx < 0 || idx >= MAX_PRINT_CONFIG_SUPPORTED) {
pr_info("%s: Invalid index - %d\n", __func__, idx);
return QDF_STATUS_E_FAILURE;
}
/* Check if print control object is in use */
if (!print_ctrl_obj[idx].in_use) {
pr_info("%s: Invalid print control object\n", __func__);
return QDF_STATUS_E_FAILURE;
}
if (enable > 1) {
pr_info("%s: Incorrect input: Use 1 or 0 to enable or disable\n",
__func__);
return QDF_STATUS_E_FAILURE;
}
print_ctrl_obj[idx].dbglvlmac_on = enable;
pr_info("%s: DbgLVLmac feature %s\n",
__func__,
((enable) ? "enabled" : "disabled"));
return QDF_STATUS_SUCCESS;
}
qdf_export_symbol(qdf_print_set_node_flag);
bool qdf_print_get_node_flag(unsigned int idx)
{
bool node_flag = false;
/* Check if index passed is valid */
if (idx < 0 || idx >= MAX_PRINT_CONFIG_SUPPORTED) {
pr_info("%s: Invalid index - %d\n", __func__, idx);
return node_flag;
}
/* Check if print control object is in use */
if (!print_ctrl_obj[idx].in_use) {
pr_info("%s: Invalid print control object\n", __func__);
return node_flag;
}
if (print_ctrl_obj[idx].dbglvlmac_on)
node_flag = true;
return node_flag;
}
qdf_export_symbol(qdf_print_get_node_flag);
void qdf_print_clean_node_flag(unsigned int idx)
{
/* Disable dbglvlmac_on during cleanup */
print_ctrl_obj[idx].dbglvlmac_on = 0;
}
#else
void qdf_print_clean_node_flag(unsigned int idx)
{
/* No operation in case of no support for DBG_LVL_MAC_FILTERING */
return;
}
#endif
void QDF_PRINT_INFO(unsigned int idx, QDF_MODULE_ID module,
QDF_TRACE_LEVEL level,
char *str_format, ...)
{
va_list args;
/* Generic wrapper API will compile qdf_vprint in order to
* log the message. Once QDF converged debug framework is in
* place, this will be changed to adapt to the framework, compiling
* call to converged tracing API
*/
va_start(args, str_format);
qdf_vprint(str_format, args);
va_end(args);
}
qdf_export_symbol(QDF_PRINT_INFO);
#ifdef WLAN_LOGGING_SOCK_SVC_ENABLE
void qdf_logging_init(void)
{
wlan_logging_sock_init_svc();
nl_srv_init(NULL, WLAN_NLINK_PROTO_FAMILY);
wlan_logging_notifier_init(qdf_log_dump_at_kernel_enable);
wlan_logging_set_flush_timer(qdf_log_flush_timer_period);
}
void qdf_logging_exit(void)
{
wlan_logging_notifier_deinit(qdf_log_dump_at_kernel_enable);
nl_srv_exit();
wlan_logging_sock_deinit_svc();
}
int qdf_logging_set_flush_timer(uint32_t milliseconds)
{
if (wlan_logging_set_flush_timer(milliseconds) == 0)
return QDF_STATUS_SUCCESS;
else
return QDF_STATUS_E_FAILURE;
}
void qdf_logging_flush_logs(void)
{
wlan_flush_host_logs_for_fatal();
}
#else
void qdf_logging_init(void)
{
nl_srv_init(NULL, WLAN_NLINK_PROTO_FAMILY);
}
void qdf_logging_exit(void)
{
nl_srv_exit();
}
int qdf_logging_set_flush_timer(uint32_t milliseconds)
{
return QDF_STATUS_E_FAILURE;
}
void qdf_logging_flush_logs(void)
{
}
#endif
qdf_export_symbol(qdf_logging_set_flush_timer);
qdf_export_symbol(qdf_logging_flush_logs);
#ifdef CONFIG_KALLSYMS
inline int qdf_sprint_symbol(char *buffer, void *addr)
{
return sprint_symbol(buffer, (unsigned long)addr);
}
#else
int qdf_sprint_symbol(char *buffer, void *addr)
{
if (!buffer)
return 0;
buffer[0] = '\0';
return 1;
}
#endif
qdf_export_symbol(qdf_sprint_symbol);
void qdf_set_pidx(int pidx)
{
qdf_pidx = pidx;
}
qdf_export_symbol(qdf_set_pidx);
int qdf_get_pidx(void)
{
return qdf_pidx;
}
qdf_export_symbol(qdf_get_pidx);
#ifdef PANIC_ON_BUG
#ifdef CONFIG_SLUB_DEBUG
void __qdf_bug(void)
{
BUG();
}
qdf_export_symbol(__qdf_bug);
#endif /* CONFIG_SLUB_DEBUG */
#endif /* PANIC_ON_BUG */
Reference in New Issue View Git Blame Copy Permalink